As we all know, diamonds can not only be processed into priceless jewelry, but also have great potential in industry. High hardness and good wear resistance, and can be widely used in cutting, grinding and drilling. It has excellent light transmittance and corrosion resistance, and is also widely used in the electronic industry. However, the rarity and high price of diamonds are also reflected in the current market. Diamonds obtained by natural mining are far from meeting the current demand. How to improve the output of diamond and how to synthesize diamond artificially and efficiently has always been the direction of people's efforts.

At present, there are some problems in diamond synthesis, such as poor heat preservation effect, low synthesis resistance, high synthesis power and low heat utilization rate, which lead to high electricity bill, unstable synthesis process and poor diamond synthesis effect. Therefore, we provide a heating device for diamond synthetic blocks to solve the above problems.

Technical realization elements:

I) technical problems to be solved

The purpose of the utility model is to make up for the shortcomings of the prior art, and provide a heating device for diamond synthetic blocks.

2) Technical scheme

In order to achieve the above purpose, the utility model provides the following technical scheme: a diamond synthesis block heating device comprises a pyrophyllite cylinder layer, wherein two symmetrical conductive steel rings are arranged in the pyrophyllite cylinder layer, and a dolomite filling layer matched with the conductive steel rings is filled in each conductive steel ring, and the inner wall of the pyrophyllite cylinder layer is fixedly connected with a heat insulation conductive layer matched with the pyrophyllite cylinder layer. The upper surface and the lower surface of the heat insulation conductive layer are respectively fixedly connected with one side near the two conductive steel rings; The inner wall of the heat insulation conductive layer is fixedly connected with a heating layer which is adapted to the heat insulation conductive layer; The inner ring of the heating layer is fixedly connected with an insulation layer suitable for the heating layer; The inner wall of the insulation layer is fixedly connected with a heat conducting layer which is suitable for the insulation layer; A heat conducting column is arranged in the insulation layer. The two ends of the heat conducting column are respectively fixedly connected with the side surfaces close to the heating layer and the heat conducting layer, the inner ring of the heat conducting layer is fixedly connected with a ceramic heat storage layer which is adapted to the heat conducting layer, and a cavity is arranged in the ceramic heat storage layer.

In addition, the conductive steel ring is I-shaped.

In addition, the wall thickness of the heating layer is 65438 0 mm.

In addition, the number of heat conducting columns is at least 15.

In addition, the mutually distant ends of the two conductive steel rings are located outside the pyrophyllite cylinder layer.

3) beneficial effects:

Compared with the prior art, the invention has the beneficial effects that:

1. In this utility model, the diamond synthetic block is put into the cavity, and the conductive steel ring conducts electricity to drive the heat insulation conductive layer to conduct electricity, so that the heating layer is heated, and the heat is conducted to the heat conduction layer through the heat conduction column, and the cavity is heated by the ceramic heat storage layer, so that the high temperature in the cavity is ensured by the ceramic heat storage layer, and the I-shaped conductive steel ring increases the contact area with the heat insulation conductive layer, that is, the conductive area and the heating area are increased. It accelerates the speed of current transmission, improves the uniformity of current transmission, provides a stable pressure temperature field for diamond synthesis, improves the diamond synthesis effect and ensures the production efficiency.

Brief description of drawings

Fig. 1 is a front sectional view of the pyrophyllite pipe layer of the utility model;

Fig. 2 is an enlarged schematic diagram of the structure at a in the drawing 1 of the utility model.

In the figure: 1, conductive steel ring; 2. dolomite filling; 3. Pyrophyllite tube layer; 4. Thermal insulation conductive layer; 5. Cavity; 6. Insulation layer; 7. Heating layer; 8. Ceramic heat storage layer; 9. Heat conducting layer; 10, heat conducting column.

expand on

The technical scheme in the embodiment of the utility model will be clearly and completely described with the attached drawings. Obviously, the described embodiment is only a part of the embodiment of the utility model, not the whole embodiment. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in the field without creative labor belong to the protection scope of the utility model.

As shown in fig. 1-2, the technical scheme provided by the utility model is as follows: a heating device for diamond synthetic blocks comprises a pyrophyllite cylinder layer 3, two symmetrical conductive steel rings 1 are arranged in the pyrophyllite cylinder layer 3, and a dolomite filling layer 2 matched with the conductive steel rings 1 is filled in each conductive steel ring 1. The inner wall of pyrophyllite cylinder layer 3 is fixedly connected with a heat-insulating conductive layer 4 which is adapted to pyrophyllite cylinder layer 3, the upper and lower surfaces of heat-insulating conductive layer 4 are respectively fixedly connected with one side of two conductive steel rings 1, the inner wall of heat-insulating conductive layer 4 is fixedly connected with a heating layer 7 which is adapted to heat-insulating conductive layer 4, and the inner ring of heating layer 7 is fixedly connected with an insulation layer 6 which is adapted to heating layer 7. The inner wall of the insulation layer 6 is fixedly connected with a heat-conducting layer 9 adapted to the insulation layer 6, and a heat-conducting column 10 is arranged in the insulation layer 6. Two ends of the heat-conducting column 10 are respectively fixedly connected with the side surfaces close to the heating layer 7 and the heat-conducting layer 9, and the inner ring of the heat-conducting layer 9 is fixedly connected with a ceramic heat storage layer 8 adapted to the heat-conducting layer 9, and a cavity 5 is arranged in the ceramic heat storage layer 8.

In addition, the conductive steel ring 1 is I-shaped.

In addition, the wall thickness of the heating layer 7 is1mm. ..

In addition, the number of heat conducting columns 10 is at least 15.

In addition, the ends of the two conductive steel rings 1 which are far away from each other are located outside the pyrophyllite cylindrical layer 3.

Working principle: when in use, the diamond synthetic block is put into the cavity 5, and the conductive steel ring 1 drives the thermal insulation conductive layer 4 to conduct electricity, so that the heating layer 7 heats up, and the heat is conducted to the thermal conductive layer 9 through the thermal conductive column 10, and the cavity 5 is heated by the ceramic thermal storage layer 8, and the high temperature in the cavity 5 is ensured by using the thermal storage layer 8. The I-shaped conductive steel ring 1 is adopted, which increases the contact area with the thermal insulation conductive layer 4, that is, increases the conductive area and heating area, accelerates the speed of current transmission, improves the uniformity of current transmission, provides a stable pressure temperature field for diamond synthesis, improves the diamond synthesis effect and ensures the production efficiency.

It should be noted that in this paper, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner" and "outer" indicate the orientation or position relationship based on the drawings, only for describing the utility model and simplifying the description, but not for indicating or implying the indicated orientation or position relationship. The terms "first", "second" and "third" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance. Furthermore, unless otherwise specified and limited, the terms "fixed", "installed", "connected" and "connected" should be broadly understood. For example, "installation" can be a fixed connection or a detachable connection. "Connection" can be a mechanical connection or an electrical connection; A "connection" can be a direct connection, an indirect connection through an intermediary, or an internal communication between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this utility model can be understood in specific situations.

Although embodiments of the utility model have been shown and described, those skilled in the art should understand that many changes, modifications, substitutions and changes can be made to these embodiments without departing from the principle and spirit of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Technical features:

1. A heating device for diamond synthetic blocks comprises a pyrophyllite cylinder layer (3), and is characterized in that two symmetrical conductive steel rings (1) are arranged in the pyrophyllite cylinder layer (3), and each conductive steel ring (1) is filled with a conductive steel ring (65438). The inner wall of the pyrophyllite cylinder layer (3) is fixedly connected with a heat-insulating conductive layer (4) which is suitable for the pyrophyllite cylinder layer (3), the upper and lower surfaces of the heat-insulating conductive layer (4) are respectively fixedly connected with the side surfaces close to two conductive steel rings (1), and the inner wall of the heat-insulating conductive layer (4) is fixedly connected with the heat-insulating conductive layer. The inner ring of the heating layer (7) is fixedly connected with an insulation layer (6) which is suitable for the heating layer (7); The inner wall of the insulation layer (6) is fixedly connected with a heat conducting layer (9) which is suitable for the insulation layer (6); A heat conducting column (10) is arranged in the insulation layer (6); The heat conducting column (65438) is fixedly connected with a ceramic heat storage layer (8) adapted to the heat conducting layer (9) on the inner ring of the heat conducting layer (9), and a cavity (5) is arranged in the ceramic heat storage layer (8).

2. The heating device for diamond synthetic block according to claim 1, characterized in that the conductive steel ring (1) is I-shaped.

3. The diamond compact heating device according to claim 1, characterized in that the wall thickness of the heating layer (7) is 1 mm..

4. The heating device for diamond compact according to claim 1, characterized in that the number of the heat conducting columns (10) is at least 15.

5. The heating device of diamond synthetic block according to claim 1 is characterized in that the ends of two conductive steel rings (1) which are far apart are located outside the pyrophyllite cylindrical layer (3).

Technical summary

The utility model discloses a heating device for a diamond synthesis block, which relates to the technical field of diamond synthesis, and comprises a pyrophyllite cylinder layer, and two symmetrical conductive steel rings are arranged in the pyrophyllite cylinder layer. The utility model has reasonable design structure. The diamond synthetic block can be put into the cavity, and the conductive steel ring is conductive to drive the heat insulation conductive layer to conduct electricity, so that the heating layer is heated, and the heat is conducted to the heat conduction layer through the heat conduction column, and the heat is heated by the ceramic heat storage layer, so that the high temperature in the cavity is ensured by the ceramic heat storage layer, and the contact area with the heat insulation conductive layer is increased by the I-shaped conductive steel ring. That is, the conductive area and heating area are increased, the speed of current transmission is accelerated, the uniformity of current transmission is improved, a stable pressure temperature field is provided for diamond synthesis, the diamond synthesis effect is improved, and the production efficiency is guaranteed.