Conductive steel cap for large-particle diamond single crystal wafer

Abstract

The utility model relates to the technical field of superhard material synthesis, in particular to conductive steel for a large-particle diamond single crystal wafer, which comprises a conductive steel cap base, a conductive nanosheet is additionally arranged at the top of the conductive steel cap base, a doctor conductive cap is fixedly mounted at the top of the steel cap base, and reinforcing ribs are fixedly mounted at the bottom of the doctor conductive cap. The side face of the conductive steel cap substrate is sleeved with a conductive heat-preservation layer. The conductive steel cap has the beneficial effects that current can be uniformly distributed by the conductive nanosheets, structural fracture caused by overheat due to overlarge local conductivity is avoided, the conductive steel cap has good conductivity, the temperature of the conductive steel cap can be uniformly distributed, local overheat is prevented, the electric quantity can be balanced, the conductivity is improved, and the service life of the conductive steel cap is prolonged. And the conductive steel cap can be fixedly mounted on the mounting base through the movable matching of the positioning groove and the positioning block and the movable matching of the movable block and the receiving hole, so that the structure is simple, and the mounting is rapid.

Description

TECHNICAL FIELD

[0001] The utility model relates to superhard material synthetic technical field, concretely is electrically conductive steel cap for big particle diamond monocrystal wafer. BACKGROUND

[0002] Artificial diamond synthesis is generally under high temperature and high pressure, and the green body and metal catalyst are put into a high temperature and high pressure synthesizer to react. Under such pressure and temperature, carbon in raw materials and metal catalyst will have a chemical reaction to form a hexagonal diamond crystal. In this process, an electrically conductive steel cap is usually used. However, the existing electrically conductive steel cap is inconvenient to install and has uneven electric conduction and cracking due to thermal expansion. Therefore, the utility model provides an electrically conductive steel cap for big particle diamond monocrystal wafer to solve the above problems. SUMMARY

[0003] The utility model discloses an electrically conductive steel cap for big particle diamond monocrystal wafer to solve the problems in the background.

[0004] To achieve the above object, the utility model provides the following technical scheme: an electrically conductive steel cap for big particle diamond monocrystal wafer, comprising

[0005] The steel cap base is provided with an electrically conductive nanosheet on the top, a doctor electrically conductive cap is fixedly installed on the top of the steel cap base, a bottom groove is arranged on the side of the doctor electrically conductive cap, a reinforcing rib is fixedly installed on the bottom of the doctor electrically conductive cap, and an electrically conductive thermal insulation layer is sleeved on the side of the steel cap base.

[0006] Preferably, the electrically conductive thermal insulation layer is sleeved on the side of the electrically conductive nanosheet.

[0007] Preferably, the doctor electrically conductive cap is movably connected with a mounting base, the top of the mounting base is provided with a positioning groove, a positioning block is fixedly installed on the side of the doctor electrically conductive cap, the positioning block movably cooperates with the positioning groove, the doctor electrically conductive cap is slidably connected with the positioning groove, a movable block is arranged on the top of the positioning groove and slidably connected in the positioning groove, and a receiving hole is arranged on the side of the reinforcing rib and movably cooperates with the movable block.

[0008] Preferably, the inner cavity of the steel cap base is filled with dolomite powder, the side of the steel cap base is also filled with dolomite powder, the mounting base is made of pyrophyllite, and a heating layer is fixedly arranged on the bottom of the electrically conductive nanosheet.

[0009] Preferably, the reinforcing rib is embedded in the dolomite powder, and the side of the reinforcing rib is tightly connected with the electrically conductive thermal insulation layer.

[0010] Compared with the prior art, the conductive steel cap base is provided with the conductive nanometer sheet at the bottom, and the conductive nanometer sheet can uniformly distribute the current after being electrified, so that the local conductive capacity is prevented from being too large to cause overheating and structure rupture, and the conductive steel cap base is provided with the conductive thermal insulation layer and the doctor conductive cap, the side surface of the conductive thermal insulation layer is further provided with the reinforcing rib, the doctor conductive cap and the reinforcing rib can increase the heat dissipation area and improve the overall strength of the conductive steel cap, the conductive thermal insulation layer can not only uniformly distribute the temperature of the conductive steel cap to prevent local overheating, but also balance the electric quantity and improve the conductivity to be more energy-saving, and through the active cooperation of the positioning groove and the positioning block, the conductive steel cap can be quickly guided to the mounting base, then through the active cooperation of the movable block and the receiving hole, the conductive steel cap can be fixedly installed on the mounting base, and the structure is simple and convenient to install. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 is a structural section schematic view of the utility model;

[0012] Figure 2 is Figure 1 is an enlarged schematic view of structure A in the figure.

[0013] In the figure: 1, conductive steel cap base; 2, conductive nanometer sheet; 3, doctor conductive cap; 4, bottom groove; 5, reinforcing rib; 6, conductive thermal insulation layer; 7, mounting base; 8, positioning groove; 9, positioning block; 10, movable block; 11, receiving hole; 12, dolomite powder; 13, heating layer. DETAILED DESCRIPTION

[0014] In order to make the purpose, technical scheme of the utility model clear, complete and the advantages more clear and apparent, the following will be further described in detail by combining with the drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all the embodiments, only to explain the embodiments of the utility model, and not to limit the embodiments of the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the scope of protection of the utility model.

[0015] Please refer to Figures 1 to 2 The utility model provides a technical scheme: a conductive steel cap for large particle diamond single crystal wafer, which comprises

[0016] The conductive steel cap base 1 is provided with a conductive nanometer sheet 2 on the top, and a doctor conductive cap 3 is fixedly installed on the top of the conductive steel cap base 1, the side of the doctor conductive cap 3 is provided with a bottom groove 4, and a reinforcing rib 5 is fixedly installed on the bottom of the doctor conductive cap 3, and the conductive steel cap base 1 is sleeved with a conductive thermal insulation layer 6 on the side, the reinforcing rib 5 is embedded in the dolomite powder 12, and the side of the reinforcing rib 5 is tightly connected with the conductive thermal insulation layer 6, the conductive nanometer sheet 2 can uniformly distribute the current, avoid excessive local conduction, cause overheating and structural rupture, and has good conductivity, and the conductive thermal insulation layer 6 is sleeved on the side of the conductive nanometer sheet 2.

[0017] The doctor conductive cap 3 is movably connected with a mounting base 7, the top of the mounting base 7 is provided with a positioning groove 8, the side of the doctor conductive cap 3 is fixedly installed with a positioning block 9, the positioning block 9 is movably connected with the positioning groove 8, and the doctor conductive cap 3 is movably connected with the positioning groove 8, the top of the positioning groove 8 is provided with a movable block 10, and the movable block 10 is movably connected in the positioning groove 8, the side of the reinforcing rib 5 is provided with a receiving hole 11, and the receiving hole 11 is movably connected with the movable block 10 through the positioning groove 8 and the positioning block 9, so that the conductive steel cap can be quickly guided to the mounting base 7, and then the conductive steel cap can be fixedly installed on the mounting base 7 through the movable block 10 and the receiving hole 11, and the structure is simple and convenient to install.

[0018] The inside cavity of the conductive steel cap base 1 is filled with dolomite powder 12, and the side of the conductive steel cap base 1 is also filled with dolomite powder 12, the mounting base 7 is made of pyrophyllite, the bottom of the conductive nanometer sheet 2 is fixedly provided with a heating layer 13, the conductive thermal insulation layer 6 and the doctor conductive cap 3 are installed on the steel cap base 1, the side of the conductive thermal insulation layer 6 is also provided with the reinforcing rib 5, the doctor conductive cap 3 and the reinforcing rib 5 can increase the heat dissipation area and improve the overall strength of the conductive steel cap, the conductive thermal insulation layer 6 can not only uniformly distribute the temperature of the conductive steel cap, prevent local overheating, but also balance the electric quantity and improve the conductivity to save energy.

[0019] Specific use: first through the side of the doctor's conductive cap 3 fixed installation positioning block 9 and installation base 7 top setting positioning groove 8 cooperation connection, using the doctor's conductive cap 3 bottom resistance movable block 10, because movable block 10 is inclined surface design, movable block 10 will move to the inclined surface stress direction, with the doctor's conductive cap 3 down, movable block 10 moves to the receiving hole 11, in the receiving hole 11 activity cooperation, until the conductive steel cap and installation base 7 cooperation connection, movable block 10 will all enter the receiving hole 11, and movable block 10 and installation base 7 top bottom groove 4 will not occur, at the same time, the installed conductive steel cap will not separate from the bottom groove 4 of installation base 7, then use hard alloy top hammer power, through the conductive steel cap base 1 to the conductive nanometer sheet 2, the conductive nanometer sheet 2 can be evenly distributed to the current, avoid local conductive capacity too large, lead to overheating make structure rupture, and has good in the conductive performance, then heating layer is heated, and the steel cap base is provided with conductive insulation layer 6 and doctor's conductive cap 3, not only can the temperature of the conductive steel cap is evenly distributed, prevent local overheating, but also can balance the electric quantity, improve the conductivity, more energy saving.

[0020] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An electrically conductive steel cap for large particle diamond single crystal wafers, characterized by: The utility model provides a kind of electrically conductive steel cap base (1), the top of the electrically conductive steel cap base (1) is provided with electrically conductive nanometer sheet (2), the top of the electrically conductive steel cap base (1) is fixedly installed with doctor electrically conductive cap (3), the side of the doctor electrically conductive cap (3) is equipped with bottom groove (4), the bottom of the doctor electrically conductive cap (3) is fixedly installed with reinforcing rib (5), the side of the electrically conductive steel cap base (1) is equipped with electrically conductive thermal insulation layer (6); The bottom of the doctor electrically conductive cap (3) is movably connected with mounting base (7), the top of the mounting base (7) is equipped with positioning groove (8), the side of the doctor electrically conductive cap (3) is fixedly installed with positioning block (9), the positioning block (9) is movably matched with positioning groove (8), and the doctor electrically conductive cap (3) is slidably connected with the positioning groove (8), the top of the positioning groove (8) is equipped with movable block (10), and the movable block (10) is slidably connected in the positioning groove (8), the side of the reinforcing rib (5) is equipped with receiving hole (11), and the receiving hole (11) is movably matched with movable block (10).

2. The electrically conductive steel cap for a large particle diamond single crystal wafer according to claim 1, characterized by: The inside of the electrically conductive thermal insulation layer (6) is sleeved on the side of the electrically conductive nanometer sheet (2).

3. The electrically conductive steel cap for a large particle diamond single crystal wafer according to claim 1, characterized by: The inside cavity of the electrically conductive steel cap base (1) is filled with dolomite powder (12), the side of the electrically conductive steel cap base (1) is also filled with dolomite powder (12), the mounting base (7) is phlogopite material, the bottom of the electrically conductive nanometer sheet (2) is fixedly provided with heating layer (13).

4. The electrically conductive steel cap for a large particle diamond single crystal wafer according to claim 1, characterized by: The reinforcing rib (5) is embedded in dolomite powder (12), and the side of the reinforcing rib (5) is tightly matched with the electrically conductive thermal insulation layer (6).

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