CN220356098U - Parallel-series connection heating body for pressureless sintering furnace - Google Patents
Parallel-series connection heating body for pressureless sintering furnace Download PDFInfo
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- CN220356098U CN220356098U CN202321811663.2U CN202321811663U CN220356098U CN 220356098 U CN220356098 U CN 220356098U CN 202321811663 U CN202321811663 U CN 202321811663U CN 220356098 U CN220356098 U CN 220356098U
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- heating
- parallel
- modules
- sintering furnace
- conductive
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 117
- 238000001272 pressureless sintering Methods 0.000 title claims abstract description 14
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 22
- 239000010439 graphite Substances 0.000 claims abstract description 22
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 21
- 230000000712 assembly Effects 0.000 claims abstract description 4
- 238000000429 assembly Methods 0.000 claims abstract description 4
- 238000005245 sintering Methods 0.000 abstract description 5
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 3
- 229910010271 silicon carbide Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Furnace Details (AREA)
Abstract
The utility model discloses a parallel-serial heating body for a pressureless sintering furnace, which belongs to the technical field of sintering furnaces, and comprises a plurality of heating modules which are arranged in parallel, wherein conductive assemblies are arranged between adjacent heating modules and are connected in series to form a closed structure, and the closed structure formed by the heating modules is connected with a plurality of graphite electrodes; according to the utility model, the heating modules are sequentially communicated by adopting a serial connection design, the adjacent heating pipes in the heating rod groups are connected in parallel for the first time through the conductive blocks, and the adjacent heating pipe groups in the adjacent heating modules are connected in parallel for the second time through the conductive blocks, so that the break between the different heating modules caused by the damage of the heating rod can be effectively avoided, and the working continuity of the heating body can be effectively improved.
Description
Technical Field
The utility model relates to the technical field of sintering furnaces, in particular to a parallel-series heating body for a pressureless sintering furnace.
Background
When the pressureless sintering furnace is used for processing the silicon carbide material, the heating body is electrified to generate heat to realize the molding and firing of the silicon carbide product, wherein the traditional heating body is manufactured and molded by a plurality of heating rods which are connected in series from head to tail in sequence, but in the use process, when a certain heating rod is damaged, the current flow on the heating body is influenced, the circuit breaking is easy to cause, the heating rod needs to be replaced, and the sintering efficiency and the product quality of the silicon carbide product are greatly influenced.
Disclosure of Invention
For the problems existing in the prior art, the parallel-series heating body for the pressureless sintering furnace provided by the utility model has the advantages that the series connection design is adopted among different heating modules, the heating modules can be sequentially communicated, the adjacent heating pipes in the heating rod groups are connected in parallel for the first time through the conductive blocks, the two adjacent heating pipe groups in the adjacent heating modules are connected in parallel for the second time through the conductive blocks, the breaking among the different heating modules caused by the damage of the heating rods can be effectively avoided, and the working continuity of the heating body can be effectively improved.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the parallel-serial heating body for the pressureless sintering furnace comprises a plurality of heating modules which are arranged in parallel, wherein conductive assemblies are arranged between adjacent heating modules and are connected in series to form a closed structure, and a plurality of graphite electrodes are connected with the closed structure formed by the heating modules.
Preferably, the conductive assembly is provided with a plurality of conductive blocks, and at least one conductive block is arranged between every two adjacent heating modules.
Preferably, the conductive blocks are in a straight line shape, an L-shaped structure for steering connection and a C-shaped structure for facilitating connection of graphite electrodes.
Preferably, the heating module comprises two heating rod groups which are arranged in parallel, and graphite plates are arranged at two ends of the two heating rod groups to be connected to form a square frame;
the heating rod group comprises a plurality of heating rods connected end to end, and adjacent heating rods of the same heating rod group are arranged on two sides of the same conductive block in parallel.
Preferably, insulating blocks for supporting are arranged at the corresponding positions of the graphite plates and the heating blocks.
The beneficial effects of the utility model are as follows:
1. according to the utility model, the heating modules are sequentially communicated by adopting a serial connection design, the adjacent heating pipes in the heating rod groups are connected in parallel for the first time through the conductive blocks, and the adjacent heating pipe groups in the adjacent heating modules are connected in parallel for the second time through the conductive blocks, so that the break between the different heating modules caused by the damage of the heating rod can be effectively avoided, and the working continuity of the heating body can be effectively improved;
2. according to the utility model, two different heating rod groups of the same heating module are respectively connected with adjacent different heating modules through the conductive blocks, so that the two conductive blocks can be used for realizing the electric connection between the different heating rod groups, and meanwhile, the graphite plate can be used for realizing the electric connection between the two different heating rod groups of the same heating module, thereby ensuring the electrifying stability of the heating module;
3. according to the utility model, the uniformity of distribution of a plurality of heating modules can be met by utilizing the conductive blocks with different structures, and meanwhile, a plurality of C-shaped conductive blocks are connected with different graphite electrodes, so that the influence of damage of the graphite electrodes on the work of a heating body can be effectively avoided, the influence of more loads on a single graphite electrode on the heating effect can be avoided, and the temperature in a sintering furnace is more uniform.
Drawings
FIG. 1 is a schematic diagram showing the overall structure of a parallel-serial heating element for a pressureless sintering furnace according to the present utility model.
In the figure: 1-graphite electrode, 2-conductive block, 3-heating rod, 4-insulating block.
Detailed Description
The present utility model is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
The parallel-serial connection heating body for the pressureless sintering furnace shown in fig. 1 comprises a plurality of heating modules which are arranged in parallel, wherein conductive assemblies are arranged between the adjacent heating modules in series to form a closed structure, the heating modules are connected in series to form a series connection design, so that the heating modules can be sequentially communicated, short circuits between the different heating modules can be effectively avoided, the plurality of heating modules are formed into the closed structure which is connected with a plurality of graphite electrodes 1, the work of the heating body can be effectively prevented from being influenced due to the damage of the graphite electrodes 1, the single graphite electrode 1 can be prevented from being influenced by more loads, the heating effect is also prevented, and the temperature in the sintering furnace is more uniform.
The conductive assembly is arranged into a plurality of conductive blocks 2, at least one conductive block 2 is arranged between the adjacent heating modules, and the use quantity of the conductive blocks 2 is determined according to the length of the heating modules, so that the working efficiency of the heating modules can be ensured, and the stability of the series structure of heating elements can be ensured.
The conductive block 2 is arranged to be in a straight line, is turned to and connected with an L-shaped structure and is used for facilitating connection of the graphite electrodes 1, wherein the straight line conductive block 2 is used for connection between adjacent heating modules in a plane, the L-shaped conductive block 2 is used for connection between adjacent heating modules in an adjacent plane, the C-shaped conductive block 2 is used for connecting the graphite electrodes 1, and the conductive blocks 2 with different structures can meet uniformity of distribution of a plurality of heating modules forming a closed structure.
The heating module comprises two heating rod groups which are arranged in parallel, graphite plates are arranged at two ends of the heating rod groups to be connected to form square frames, electric connection is realized between two different heating rod groups of the same heating module through the graphite plates, and the electrifying stability of the heating module can be ensured, wherein the two different heating rod groups of the same heating module are respectively connected with adjacent different heating modules through conducting blocks 2, and the electric connection of the different heating rod groups can be realized through the two conducting blocks 2; the heating rod group comprises a plurality of heating rods 3 connected end to end, the two adjacent heating rods 3 of the same heating rod group are installed on two sides of the conductive block 2 in parallel, and therefore the heating module is broken due to the fact that a single heating rod 3 is damaged, and the heating stability of the heating module is improved.
The graphite plate is equipped with the insulating block 4 that is used for supporting with the corresponding position on the heating block, can effectively avoid the heating module to appear unsettled, can avoid taking place bending deformation because of the heating module overlength under self action of gravity.
The foregoing is merely illustrative and explanatory of the utility model, as it is well within the scope of the utility model as claimed, as it relates to various modifications, additions and substitutions for those skilled in the art, without departing from the inventive concept and without departing from the scope of the utility model as defined in the accompanying claims.
Claims (5)
1. The parallel-serial connection heating body for the pressureless sintering furnace is characterized by comprising a plurality of heating modules which are arranged in parallel, wherein conductive assemblies are arranged between adjacent heating modules and are connected in series to form a closed structure, and the closed structure formed by the heating modules is connected with a plurality of graphite electrodes.
2. The parallel-serial heating body for pressureless sintering furnace according to claim 1, wherein the conductive assembly is provided with a plurality of conductive blocks, and at least one conductive block is arranged between adjacent heating modules.
3. The parallel-serial heating body for pressureless sintering furnace according to claim 2, wherein the conductive blocks are formed in a straight line shape, a L shape for steering connection, and a C-shaped structure for facilitating connection of graphite electrodes.
4. The parallel-serial heating body for the pressureless sintering furnace according to claim 2, wherein the heating module comprises two heating rod groups which are arranged in parallel, and graphite plates are arranged at two ends of each heating rod group to be connected to form a square frame;
the heating rod group comprises a plurality of heating rods connected end to end, and the adjacent heating rods are connected in parallel through the conductive blocks.
5. The parallel-serial heating element for pressureless sintering furnace according to claim 4, wherein the graphite plate and the heating block are provided with insulating blocks for supporting at corresponding positions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321811663.2U CN220356098U (en) | 2023-07-11 | 2023-07-11 | Parallel-series connection heating body for pressureless sintering furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321811663.2U CN220356098U (en) | 2023-07-11 | 2023-07-11 | Parallel-series connection heating body for pressureless sintering furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220356098U true CN220356098U (en) | 2024-01-16 |
Family
ID=89503125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321811663.2U Active CN220356098U (en) | 2023-07-11 | 2023-07-11 | Parallel-series connection heating body for pressureless sintering furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220356098U (en) |
-
2023
- 2023-07-11 CN CN202321811663.2U patent/CN220356098U/en active Active
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