CN216499195U - Synthetic cavity for conical special-shaped tooth diamond composite sheet - Google Patents
Synthetic cavity for conical special-shaped tooth diamond composite sheet Download PDFInfo
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- CN216499195U CN216499195U CN202123003979.2U CN202123003979U CN216499195U CN 216499195 U CN216499195 U CN 216499195U CN 202123003979 U CN202123003979 U CN 202123003979U CN 216499195 U CN216499195 U CN 216499195U
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Abstract
The utility model discloses a synthetic cavity for a conical special-shaped tooth diamond composite sheet, which comprises a pressure transmission sealing block, wherein a cylindrical cavity is arranged in the pressure transmission sealing block, two holding cavities for synthesizing the conical special-shaped tooth diamond composite sheet are arranged in the cavity, the outer wall of each holding cavity is composed of a pressure stabilizing element, and one inward end of each holding cavity is conical; the outer wall of the voltage stabilizing element is coated with a conical heating layer matched with the outer wall of the voltage stabilizing element, a heat insulating material is filled between the heating layer and the cavity, the outward end parts of the voltage stabilizing element, the heating layer and the heat insulating material are all located on the same plane, the upper plane and the lower plane are abutted with a conductive pressure maintaining layer to seal the upper opening and the lower opening of the cavity, and the conductive pressure maintaining layer is communicated with the heating layer and receives electric energy to drive the heating layer to provide heat energy for the accommodating cavity. According to the utility model, the voltage stabilizing element and the heating layer are arranged to be in a cone shape matched with the conical irregular teeth, so that the inner part of the accommodating cavity is uniformly heated to the greatest extent.
Description
Technical Field
The utility model relates to the technical field of superhard material synthesis devices, in particular to a synthesis cavity for a conical special-shaped tooth diamond composite sheet.
Background
Polycrystalline Diamond Compact (PDC) is a superhard composite material which is formed by sintering diamond micropowder serving as a raw material and hard alloy serving as a substrate under the conditions of high temperature and high pressure in a specific assembly mode. Because of high wear resistance and high impact toughness, the PDC serving as a drill bit cutting element is widely applied to the fields of oil and gas exploitation, mineral deposit exploration and the like.
For example, chinese patent No. 201922394402.5 discloses a sealed synthetic block with high thermal conductivity and high electrical conductivity, wherein a cylindrical synthetic chamber is used, and an indirectly heated heating cavity is used, such a straight-tube heating form causes the conical surfaces of the heating element, the pressure stabilizing element and the tapered shaped teeth not to be completely matched, which causes the longitudinal and radial heating and stress non-uniformity on the tapered diamond material, so that there is a temperature gradient between the axis and the outer circumferential surface of the tapered shaped teeth composite sheet, which results in a decrease in strength of the tapered shaped teeth composite sheet.
Therefore, how to ensure the uniform heating of the tapered special-shaped teeth is a problem which needs to be solved urgently at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provides a synthesis cavity for a conical deformed tooth diamond compact.
The purpose of the utility model is realized by the following technical scheme:
the synthesis cavity for the conical deformed tooth diamond composite sheet comprises a pressure transmission sealing block, wherein a cylindrical cavity is formed in the pressure transmission sealing block, two holding cavities for synthesizing the conical deformed tooth diamond composite sheet are arranged in the cavity, the two holding cavities are symmetrically arranged, the outer wall of each holding cavity is composed of a pressure stabilizing element, the inward ends of the two holding cavities are conical, and the outward ends of the two holding cavities are planes; the outer wall of the voltage stabilizing element is coated with a conical heating layer matched with the outer wall of the voltage stabilizing element, a heat insulating material is filled between the heating layer and the cavity, the outward end parts of the voltage stabilizing element, the heating layer and the heat insulating material are all located on the same plane, the upper plane and the lower plane are abutted with conductive pressure maintaining layers to seal the upper opening and the lower opening of the cavity, and the conductive pressure maintaining layers are communicated with the heating layer and receive electric energy to drive the heating layer to provide heat energy for the accommodating cavity.
Preferably, the pressure stabilizing element is formed by combining a first pressure stabilizing element and a second pressure stabilizing element, the first pressure stabilizing element is conical, the second pressure stabilizing element is planar and seals an opening of the first pressure stabilizing element, and the first pressure stabilizing element and the second pressure stabilizing element are both made of sodium chloride.
Preferably, the heat generating layer is made of graphene.
Preferably, the heat insulation material comprises a heat insulation pipe and a conical ring, the heat insulation pipe is vertically arranged and is tightly attached to the vertical section and the cavity of the heating layer, and the conical ring is tightly attached to the conical section and the heat insulation pipe of the heating layer.
Preferably, the heat preservation pipe is made of metal heat insulation materials.
Preferably, the conical ring is made of dolomite.
Preferably, the conductive pressure maintaining layer comprises a steel ring and a metal sheet, and the metal sheet is arranged between the steel ring and a plane formed by the voltage stabilizing element, the heating layer and the outward end part of the heat insulation material.
Preferably, the steel ring is filled with dolomite.
Preferably, the metal sheet consists of titanium or niobium or molybdenum.
Preferably, the pressure transmission sealing block is a pyrophyllite piece.
The utility model has the following beneficial effects:
set voltage stabilizing element and the layer that generates heat to the taper with toper profile shape tooth assorted, furthest makes the holding intracavity portion thermally equivalent, makes synthetic toper profile shape tooth diamond compact piece be heated evenly, improves the inside homogeneity of synthetic diamond compact piece, makes its bulk strength unanimous, reduces to burst apart, prolongs its life-span.
Drawings
The technical scheme of the utility model is further explained by combining the accompanying drawings as follows:
FIG. 1: a schematic cross-sectional view of an embodiment of the utility model.
Detailed Description
The present invention will be described in detail below with reference to specific embodiments shown in the drawings. These embodiments are not intended to limit the present invention, and structural, methodical, or functional changes that may be made by one of ordinary skill in the art in light of these embodiments are intended to be within the scope of the present invention.
In the description of the schemes, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the embodiment, the operator is used as a reference, and the direction close to the operator is a proximal end, and the direction away from the operator is a distal end.
As shown in fig. 1, the utility model discloses a synthetic cavity for a conical deformed tooth diamond compact, which comprises a pressure transmission sealing block 1, wherein a cylindrical cavity 100 is arranged in the pressure transmission sealing block 1, two accommodating cavities 2 for synthesizing the conical deformed tooth diamond compact are arranged in the cavity 100, the two accommodating cavities 2 are symmetrically arranged, the outer wall of each accommodating cavity 2 is formed by a pressure stabilizing element 3, the inward ends of the two accommodating cavities 2 are conical, and the outward ends of the two accommodating cavities 2 are planes; the outer wall of the voltage stabilizing element 3 is coated with a conical heating layer 4 matched with the outer wall of the voltage stabilizing element 3, a heat insulating material is filled between the heating layer 4 and the cavity 100, the voltage stabilizing element 3, the heating layer 4 and the outward end part of the heat insulating material are all located on the same plane, the upper plane and the lower plane are abutted with a conductive pressure maintaining layer 5 to seal the upper opening and the lower opening of the cavity 100, and the conductive pressure maintaining layer 5 is communicated with the heating layer 4 and receives electric energy to drive the heating layer 4 to provide heat energy for the accommodating cavity 2.
According to the utility model, the voltage stabilizing element 3 and the heating layer 4 are set to be in the conical shapes matched with the conical special-shaped teeth, so that the heating layer 4 is matched with the conical surfaces of the conical special-shaped teeth, the inner part of the accommodating cavity 2 is uniformly heated to the greatest extent, the synthesized conical special-shaped tooth diamond composite sheet is uniformly heated, the uniformity of the inner part of the synthesized diamond composite sheet is improved, the integral strength of the diamond composite sheet is consistent, the crack is reduced, and the service life of the diamond composite sheet is prolonged.
Specifically, the voltage stabilizing element 3 is formed by combining a first voltage stabilizing element 301 and a second voltage stabilizing element 302, the first voltage stabilizing element 301 is conical, the second voltage stabilizing element 302 is flat and seals an opening of the first voltage stabilizing element 301, and the first voltage stabilizing element 301 and the second voltage stabilizing element 302 are both made of sodium chloride and have a voltage stabilizing effect.
The heat insulation material comprises a heat insulation pipe 6 and a conical ring 7, the heat insulation pipe 6 is vertically arranged and is tightly attached to the vertical section 401 of the heating layer 4 and the cavity 100, and the conical ring 7 is tightly attached to the conical section 402 of the heating layer 4 and the heat insulation pipe 6. The heat preservation pipe 6 is made of metal heat insulation materials, such as magnesium, zirconium and other metal materials with heat insulation performance, and plays a role in heat preservation. The conical ring 7 is made of dolomite and has the functions of pressure maintaining and heat insulation. The arrangement of the heat insulation material is beneficial to reducing the heat loss of the heating layer 4, so that the holding cavity 2 is continuously and stably heated.
The conductive pressure-maintaining layer 5 comprises a steel ring 501 and a metal sheet 502, and the metal sheet 502 is arranged between the steel ring 501 and a plane formed by the voltage-stabilizing element 3, the heating layer 4 and the outward end part of the heat-insulating material. The steel ring 501 is filled with dolomite for conducting and maintaining pressure. The metal sheet 502 is made of titanium or niobium or molybdenum, but it may be made of other metals having high heat resistance.
The pressure transmission sealing block 1 is a pyrophyllite piece, when the pressure transmission sealing block 1 is arranged in a press (not shown in the figure), current is led into the heating layer 4 through the steel ring 501 and the metal sheet 502, and the heating layer 4 generates high temperature and transmits heat energy into the accommodating cavity 2.
It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.
The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.
Claims (10)
1. Toper profile tooth diamond compact is with synthetic cavity, its characterized in that: the pressure transmission sealing device comprises a pressure transmission sealing block (1), wherein a cylindrical cavity (100) is formed in the pressure transmission sealing block (1), two containing cavities (2) for synthesizing conical special-shaped tooth diamond composite sheets are arranged in the cavity (100), the two containing cavities (2) are symmetrically arranged, the outer wall of each containing cavity (2) is formed by a pressure stabilizing element (3), one inward end of each containing cavity (2) is conical, and the other outward end of each containing cavity is a plane; the outer wall cladding of steady voltage component (3) has rather than assorted taper and generates heat layer (4), generate heat layer (4) with it has insulation material to fill between cavity (100), steady voltage component (3), generate heat layer (4) and insulation material outside tip all are in the coplanar, and two upper and lower the equal butt in plane has electrically conductive pressurize layer (5) to seal the upper and lower opening of cavity (100), electrically conductive pressurize layer (5) with generate heat layer (4) intercommunication and receive the electric energy and drive generate heat layer (4) give holding chamber (2) provide heat energy.
2. A synthesis chamber for a tapered, serrated diamond compact as claimed in claim 1, wherein: the voltage stabilizing element (3) is formed by combining a first voltage stabilizing element (301) and a second voltage stabilizing element (302), the first voltage stabilizing element (301) is conical, the second voltage stabilizing element (302) is plane and seals an opening of the first voltage stabilizing element (301), and the first voltage stabilizing element (301) and the second voltage stabilizing element (302) are both made of sodium chloride.
3. A synthesis chamber for a tapered, serrated diamond compact as claimed in claim 1, wherein: the heating layer (4) is made of graphene.
4. A synthesis chamber for a tapered, serrated diamond compact as claimed in claim 1, wherein: the heat insulation material comprises a heat insulation pipe (6) and a conical ring (7), the heat insulation pipe (6) is vertically arranged and is tightly attached to the vertical section (401) of the heating layer (4) and the cavity (100), and the conical ring (7) is tightly attached to the conical section (402) of the heating layer (4) and the heat insulation pipe (6).
5. A synthesis chamber for a tapered, serrated diamond compact according to claim 4, characterized in that: the heat preservation pipe (6) is made of metal heat insulation materials.
6. A synthesis chamber for a tapered, serrated diamond compact according to claim 4, characterized in that: the conical ring (7) is made of dolomite.
7. A synthesis chamber for a tapered, serrated diamond compact as claimed in claim 1, wherein: the conductive pressure-maintaining layer (5) comprises a steel ring (501) and a metal sheet (502), and the metal sheet (502) is arranged between the steel ring (501) and a plane formed by the voltage-stabilizing element (3), the heating layer (4) and the outward end part of the heat-insulating material.
8. A synthesis chamber for a tapered, serrated diamond compact according to claim 7, wherein: the steel ring (501) is filled with dolomite.
9. A synthesis chamber for a tapered, serrated diamond compact according to claim 7, wherein: the metal sheet (502) is made of titanium or niobium or molybdenum.
10. A synthesis chamber for a tapered, serrated diamond compact as claimed in claim 1, wherein: the pressure transmission sealing block (1) is a pyrophyllite piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123003979.2U CN216499195U (en) | 2021-12-02 | 2021-12-02 | Synthetic cavity for conical special-shaped tooth diamond composite sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123003979.2U CN216499195U (en) | 2021-12-02 | 2021-12-02 | Synthetic cavity for conical special-shaped tooth diamond composite sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216499195U true CN216499195U (en) | 2022-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123003979.2U Active CN216499195U (en) | 2021-12-02 | 2021-12-02 | Synthetic cavity for conical special-shaped tooth diamond composite sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216499195U (en) |
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2021
- 2021-12-02 CN CN202123003979.2U patent/CN216499195U/en active Active
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