CN220728918U - Cooling device for vacuum sintering furnace - Google Patents
Cooling device for vacuum sintering furnace Download PDFInfo
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- CN220728918U CN220728918U CN202322358787.6U CN202322358787U CN220728918U CN 220728918 U CN220728918 U CN 220728918U CN 202322358787 U CN202322358787 U CN 202322358787U CN 220728918 U CN220728918 U CN 220728918U
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- water
- pipe
- water tank
- sintering furnace
- cooling
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- 238000001816 cooling Methods 0.000 title claims abstract description 36
- 238000005245 sintering Methods 0.000 title claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 153
- 238000003756 stirring Methods 0.000 claims abstract description 23
- 239000007788 liquid Substances 0.000 claims description 3
- 238000004321 preservation Methods 0.000 abstract description 3
- 239000000498 cooling water Substances 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 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
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Abstract
The utility model discloses a cooling device for a vacuum sintering furnace, which aims to solve the technical problems that the temperature of circulating water is increased when the existing water cooling circulation is used for cooling, so that the temperature of the furnace is reduced more and more slowly, and the technical scheme is as follows: the water cooling device comprises a coil pipe, a return water pipe, a water cooling machine, a water tank, a stirring system, a water inlet pipe, a circulating water pump and a controller, wherein the coil pipe is uniformly wound between a furnace body shell and a heat preservation layer, the water outlet end of the coil pipe is connected with one end of the return water pipe, the other end of the return water pipe is connected with the water inlet of the water tank, the water cooling machine is arranged in the middle of the return water pipe, the water outlet of the water tank is connected with one end of the water inlet pipe, the other end of the water inlet pipe is connected with the water inlet end of the coil pipe, the circulating water is arranged in the middle of the water inlet pipe, and the stirring system is arranged in the middle of the water tank. After the circulating water is treated by the water cooler and the water tank stirring system, the low temperature can be kept all the time, the heat of the sintering furnace is taken away to the maximum extent, and the cooling efficiency of the sintering furnace is greatly improved.
Description
Technical Field
The utility model belongs to the technical field of vacuum sintering equipment, and particularly relates to a cooling device for a vacuum sintering furnace.
Background
The vacuum sintering furnace is a furnace for performing protective sintering on heated objects in a vacuum environment, and the heating modes are relatively large, such as resistance heating, induction heating, microwave heating and the like. The vacuum sintering furnace is a furnace for performing protective sintering on heated objects by utilizing induction heating, can be classified into power frequency, medium frequency, high frequency and the like, and can be classified into a vacuum sintering furnace type, and the vacuum sintering furnace needs a cooling system in the use process.
At present, the cooling effect of the vacuum sintering furnace is mainly achieved through a cooling fan and a water cooling system, but the cooling fan can only cool the furnace wall of the sintering furnace, and no effective cooling measure is available for a crucible in a hearth of the sintering furnace; because the temperature of the sintering furnace can reach high temperature of more than two thousand ℃, after the existing water cooling circulation is cooled for a period of time, the circulation water temperature of the whole circulation system is increased, so that the furnace temperature is reduced more and more slowly, and the service efficiency of equipment is seriously affected.
Disclosure of Invention
The utility model aims to provide a cooling device for a vacuum sintering furnace, which aims to solve the technical problems.
The utility model aims to solve the technical problems, and is realized by adopting the following technical scheme:
the cooling device for the vacuum sintering furnace comprises a coil pipe, a water return pipe, a water cooler, a water tank, a stirring system, a water inlet pipe, a circulating water pump and a controller, wherein the coil pipe is uniformly wound between a furnace body shell and a heat preservation layer, the water outlet end of the coil pipe is connected with one end of the water return pipe, the other end of the water return pipe is connected with a water inlet of the water tank, the water cooler is arranged in the middle of the water return pipe, a water outlet of the water tank is connected with one end of the water inlet pipe, the other end of the water inlet pipe is connected with the water inlet end of the coil pipe, circulating water is arranged in the middle of the water inlet pipe, and the stirring system is arranged in the middle of the water tank;
the stirring system comprises a bracket, a motor, a middle shaft and a plurality of stirring rods, wherein the bracket is n-shaped and is fixedly arranged in the middle of a top cover of a water tank, the tail part of the motor is fixedly arranged in the middle of the inner top surface of the bracket, the upper end of the middle shaft is connected with an output shaft of the motor, the lower end of the middle shaft vertically penetrates through the top cover of the water tank and is positioned below the liquid level, and the stirring rods are horizontally and uniformly fixed around the middle shaft in a divergent shape;
the controller is electrically connected with the water cooling machine, the motor and the circulating water pump respectively, and the controller is externally connected with the electronic display screen.
Preferably, a solenoid valve is further arranged on the water inlet pipe between the circulating water pump and the water inlet end of the coil pipe, and the solenoid valve is electrically connected with the controller.
Preferably, a first thermocouple is arranged on the inner side wall close to the water outlet of the water tank, and the first thermocouple is electrically connected with the controller.
Preferably, a second thermocouple is arranged on the inner side wall of the furnace body shell near the water outlet end of the coil pipe, and the second thermocouple is electrically connected with the controller.
The beneficial effects of the utility model are as follows:
1. after the circulating water is treated by the water cooler and the water tank stirring system, the low temperature can be kept all the time, the heat of the sintering furnace is taken away to the maximum extent, the cooling efficiency of the sintering furnace is greatly improved, and the cooling time is reduced;
2. according to the utility model, the thermocouples are arranged at the water outlet of the water tank and the water outlet end of the coil pipe, so that the temperature of cooling water after water cooling and stirring and the temperature of cooling water after heat exchange with the sintering furnace can be monitored in real time, and the power of the circulating water pump, the water cooler and the stirring system can be adjusted in real time as required, so that the cooling of the sintering furnace can be realized more rapidly.
Drawings
1. FIG. 1 is a schematic diagram of the structure of the present utility model;
reference numerals: 1. a furnace body shell; 2. a coiled pipe; 3. a heat preservation layer; 4. a water return pipe; 5. a water cooling machine; 6. a water tank; 7. a bracket; 8. a motor; 9. a center shaft; 10. a stirring rod; 11. a water inlet pipe; 12. a circulating water pump; 13. an electromagnetic valve; 14. a first thermocouple; 15. and a second thermocouple.
Detailed Description
In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.
Specific embodiments of the present utility model are described below with reference to the accompanying drawings.
As shown in fig. 1, the cooling device for the vacuum sintering furnace comprises a coil pipe 2, a water return pipe 4, a water cooler 5, a water tank 6, a stirring system, a water inlet pipe 11, a circulating water pump 12 and a controller, wherein the coil pipe 2 is uniformly wound between a furnace body shell 1 and a heat insulation layer 3, the water outlet end of the coil pipe 2 is connected with one end of the water return pipe 4, a second thermocouple 15 is arranged on the inner side wall of the furnace body shell 1 close to the water outlet end of the coil pipe 2, the other end of the water return pipe 4 is connected with the water inlet of the water tank 6, the water cooler 5 is arranged in the middle of the water return pipe 4, the water outlet of the water tank 6 is connected with one end of the water inlet pipe 11, a first thermocouple 14 is arranged on the inner side wall close to the water outlet of the water tank 6, the other end of the water inlet pipe 11 is connected with the water inlet end of the coil pipe 2, the circulating water pump 12 is arranged in the middle of the water inlet pipe 11, and an electromagnetic valve 13 is further arranged on the water inlet pipe 11 between the circulating water pump 12 and the water inlet end of the coil pipe 2;
the stirring system comprises a bracket 7, a motor 8, a central shaft 9 and a plurality of stirring rods 10, wherein the bracket 7 is of a n shape and is fixedly arranged in the middle of the top cover of the water tank 6, the tail part of the motor 8 is fixedly arranged in the middle of the inner top surface of the bracket 7, the upper end of the central shaft 9 is connected with the output shaft of the motor 8, the lower end of the central shaft 9 vertically penetrates through the top cover of the water tank 6 and is positioned below the liquid level, and the plurality of stirring rods 10 are uniformly and horizontally arranged around the central shaft 9 in a divergent shape;
after the circulating water is processed by the water cooler and the water tank stirring system, the temperature can be kept low all the time, the heat of the sintering furnace is taken away to the maximum extent, the cooling efficiency of the sintering furnace is greatly improved, and the cooling time is reduced.
The controller is electrically connected with the water cooler 5, the motor 8, the circulating water pump 12, the electromagnetic valve 13, the first thermocouple 14 and the second thermocouple 15 respectively, and the controller is externally connected with an electronic display screen.
The working principle of the utility model is as follows:
after the sintering operation of the vacuum sintering furnace is finished, the electromagnetic valve 13, the water cooler 5, the motor 8 and the circulating water pump 12 are sequentially started through the controller, cooling water in the water tank 6 is injected into the coil pipe 2 along the water inlet pipe 11 under the action of the circulating water pump 12, after the cooling water flows in the coil pipe 2 for one circle, heat in the sintering furnace is taken away, the temperature of the cooling water rises, the cooling water flows through the water cooler 5 along the water return pipe 4 from the water outlet end of the coil pipe 2 for cooling, the cooled water flows into the water tank 6, the temperature of the cooled water is lower than that of original water in the water tank 6, the motor 8 drives the center shaft 9 and the stirring rods 10 to rotate, water in the water tank 6 is stirred, cold and hot water is uniformly mixed, enters the coil pipe 2 through the water outlet of the water tank 6 and the water inlet pipe 11 through the circulating water pump 12, the next circulating cooling is started, the circulating cooling water can always keep low temperature, the heat of the sintering furnace is taken away to the maximum, the effect of rapid cooling is achieved, and the production efficiency is greatly improved.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (4)
1. The cooling device for the vacuum sintering furnace is characterized by comprising a coil pipe (2), a water return pipe (4), a water cooler (5), a water tank (6), a stirring system, a water inlet pipe (11), a circulating water pump (12) and a controller, wherein the coil pipe (2) is uniformly wound between a furnace body shell (1) and an insulating layer (3), the water outlet end of the coil pipe (2) is connected with one end of the water return pipe (4), the other end of the water return pipe (4) is connected with the water inlet of the water tank (6), the water cooler (5) is arranged in the middle of the water return pipe (4), the water outlet of the water tank (6) is connected with one end of the water inlet pipe (11), the other end of the water inlet pipe (11) is connected with the water inlet end of the coil pipe (2), the circulating water pump (12) is arranged in the middle of the water inlet pipe (11), and the stirring system is arranged in the middle of the water tank (6).
The stirring system comprises a bracket (7), a motor (8), a middle shaft (9) and a plurality of stirring rods (10), wherein the bracket (7) is in a n shape and is fixedly arranged in the middle of a top cover of a water tank (6), the tail part of the motor (8) is fixedly arranged in the middle of the inner top surface of the bracket (7), the upper end of the middle shaft (9) is connected with an output shaft of the motor (8), the lower end of the middle shaft (9) vertically penetrates through the top cover of the water tank (6) and is positioned below the liquid level, and the stirring rods (10) are horizontally and uniformly arranged around the middle shaft (9) in a divergent shape;
the controller is electrically connected with the water cooling machine (5), the motor (8) and the circulating water pump (12) respectively, and the controller is externally connected with the electronic display screen.
2. A cooling device for a vacuum sintering furnace according to claim 1, characterized in that a solenoid valve (13) is also provided on the inlet pipe (11) between the circulating water pump (12) and the inlet end of the coil (2), said solenoid valve being electrically connected to the controller.
3. A cooling device for a vacuum sintering furnace according to claim 1, characterized in that a first thermocouple (14) is provided on the inner side wall close to the water outlet of the water tank (6), said first thermocouple (14) being electrically connected to a controller.
4. A cooling device for a vacuum sintering furnace according to claim 1, characterized in that a second thermocouple (15) is arranged on the inner side wall of the furnace body shell (1) near the water outlet end of the coil pipe (2), and the second thermocouple (15) is electrically connected with a controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322358787.6U CN220728918U (en) | 2023-08-30 | 2023-08-30 | Cooling device for vacuum sintering furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322358787.6U CN220728918U (en) | 2023-08-30 | 2023-08-30 | Cooling device for vacuum sintering furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220728918U true CN220728918U (en) | 2024-04-05 |
Family
ID=90496428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322358787.6U Active CN220728918U (en) | 2023-08-30 | 2023-08-30 | Cooling device for vacuum sintering furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220728918U (en) |
-
2023
- 2023-08-30 CN CN202322358787.6U patent/CN220728918U/en active Active
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