CN214684267U - Water-cooled magnetic product vacuum sintering furnace - Google Patents
Water-cooled magnetic product vacuum sintering furnace Download PDFInfo
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- CN214684267U CN214684267U CN202120993451.5U CN202120993451U CN214684267U CN 214684267 U CN214684267 U CN 214684267U CN 202120993451 U CN202120993451 U CN 202120993451U CN 214684267 U CN214684267 U CN 214684267U
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Abstract
The utility model discloses a water-cooled magnetic product vacuum sintering furnace, which comprises a furnace body, an inner container piece positioned in the furnace body and a heating wire structure which is arranged in the inner container piece and positioned in the furnace body, wherein the inner container piece is used for accommodating external magnetic products, and the periphery of the inner container piece is provided with an air cooling channel for cooling or preserving heat of the inner container piece; the vacuum sintering furnace also comprises a control device, and a fan device, a water-cooled heat exchanger and a water supply device which are sequentially connected in series, wherein the fan device is connected with the air cooling channel, the control device is respectively and electrically connected with the fan device and the water supply device, the water-cooled heat exchanger is provided with an air duct pipe connected with the fan device and a water duct pipe arranged inside the air duct, and the water duct pipe is connected with the water supply device. Compared with the prior art, the flexible cooling device can flexibly cool the furnace body, avoid high-temperature damage of the furnace body and improve the service life and stability of the sintering furnace.
Description
Technical Field
The utility model relates to a powder metallurgy vacuum sintering furnace equipment technical field especially relates to a water-cooled magnetism goods vacuum sintering furnace.
Background
The vacuum sintering furnace is used in the production of general magnetic powder metallurgy, and replaces the traditional hydrogen muffle furnace, thereby greatly improving the product quality, and because of the intermittent production, the organization and arrangement of the production are very convenient. The vacuum sintering furnace is characterized in that under the protection state of filling hydrogen after vacuumizing, a tungsten crucible in a coil generates high temperature by utilizing the principle of medium-frequency induction heating, and the high temperature is conducted to work through thermal radiation, so that the vacuum sintering furnace is suitable for forming and sintering powder of refractory alloys such as tungsten, molybdenum and alloys thereof by scientific research and military industry units.
However, when the sintering furnace is operated, the temperature of the furnace body is as high as 1100 ℃, and the furnace body is easily damaged at high temperature, so that improvement is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a not enough to prior art exists, the utility model aims at providing a water-cooled magnetism goods vacuum sintering stove carries out flexible cooling to the furnace body, avoids the furnace body high temperature impaired, improve equipment's life and job stabilization nature.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is: a water-cooled magnetic product vacuum sintering furnace comprises a furnace body, an inner container piece and a heating wire structure, wherein the inner container piece is positioned in the furnace body, the heating wire structure is arranged in the inner container piece and is positioned in the furnace body, the inner container piece is used for accommodating external magnetic products, and an air cooling channel for cooling or insulating the inner container piece is arranged on the periphery of the inner container piece; the vacuum sintering furnace also comprises a control device, and a fan device, a water-cooled heat exchanger and a water supply device which are sequentially connected in series, wherein the fan device is connected with the air cooling channel, the control device is respectively and electrically connected with the fan device and the water supply device, the water-cooled heat exchanger is provided with an air duct pipe connected with the fan device and a water duct pipe arranged inside the air duct, and the water duct pipe is connected with the water supply device.
In a further technical scheme, an air inlet of the air cooling channel is connected with an air inlet pipe, and an air outlet of the air cooling channel is connected with an air outlet pipe; the air duct pipe comprises an outer shell and a bent heat conduction water pipe positioned in the outer shell, the top of the outer shell is provided with an outlet connected with the air inlet pipe, and the bottom of the outer shell is provided with an inlet connected with the air outlet pipe; one end of the bent heat conduction water pipe is connected with the output end of the water supply device, and the other end of the bent heat conduction water pipe is connected with the input end of the water supply device, so that a circulating water path is formed.
In a further technical scheme, the bent heat-conducting water pipe is bent in an S shape or a thread shape.
In a further technical scheme, one end of the bent heat-conducting water pipe is connected with a water inlet pipe, and the other end of the bent heat-conducting water pipe is connected with a water outlet pipe; the water supply device comprises a first partition and a second partition, the first partition and the second partition are respectively connected with the water inlet pipe through a three-way valve device, the water outlet pipe is connected with the first partition and the second partition through another three-way valve device, and the refrigerating device is arranged inside the first partition.
In a further technical scheme, the first partition comprises a first water containing box body, a first water pump device and a water temperature control assembly are arranged inside the first water containing box body and are connected with the water inlet pipe, and the water temperature control assembly is electrically connected with the refrigerating device.
In a further technical scheme, the second partition comprises a second water containing tank body, a second water pump device is arranged in the second water containing tank body, and the output end of the second water pump device is connected with the water inlet pipe.
In a further technical scheme, an air-cooled temperature control device is arranged inside the outer shell and is electrically connected with the water supply device.
After the structure is adopted, compared with the prior art, the utility model the advantage that has is: the utility model provides a water-cooled magnetic product vacuum sintering furnace, which can effectively bring heat out of a furnace body by combining water cooling and cooling airflow for heat exchange, avoid cracking and damage of the furnace body due to overhigh temperature and ensure long-time sintering work; through normal temperature water supply mechanism and cold water supply mechanism who then chooses to use, realize the heat preservation function and the cooling function of fritting furnace, further improve the functional and the suitability of fritting furnace equipment.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the water-cooled heat exchanger according to the present invention.
Detailed Description
The following are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby.
A water-cooled magnetic product vacuum sintering furnace is shown in figures 1 and 2, and comprises a furnace body 1, an inner container part 12 positioned in the furnace body 1 and a heating wire structure arranged in the inner container part 12 and positioned in the furnace body 1, wherein the inner container part 12 is used for accommodating an external magnetic product 14, and an air cooling channel 13 for cooling or insulating the inner container part 12 is arranged at the periphery of the inner container part 12; the vacuum sintering furnace also comprises a control device, a fan device 22, a water-cooled heat exchanger 21 and a water supply device which are sequentially connected to the air cooling channel 13, wherein the control device is electrically connected with the fan device 22 and the water supply device respectively, the water-cooled heat exchanger 21 is provided with an air duct pipe connected with the fan device 22 and a water duct pipe arranged inside the air duct, and the water duct pipe is connected with the water supply device.
The utility model provides a water-cooled magnetic product vacuum sintering furnace, which can effectively bring heat out of a furnace body by combining water cooling and cooling airflow for heat exchange, avoid cracking and damage of the furnace body due to overhigh temperature and ensure long-time sintering work; through normal temperature water supply mechanism and cold water supply mechanism who then chooses to use, realize the heat preservation function and the cooling function of fritting furnace, further improve the functional and the suitability of fritting furnace equipment.
Specifically, the vacuum sintering furnace comprises a furnace body 1, an inner container part 12 positioned in the furnace body 1 and a heating wire structure arranged in the inner container part 12 and positioned in the furnace body 1, wherein the inner container part 12 is used for accommodating an external magnetic product 14, an air cooling channel 13 for cooling or insulating the inner container part 12 is arranged at the periphery of the inner container part 12, an air inlet of the air cooling channel 13 is connected with an air inlet pipe 131, and an air outlet of the air cooling channel 13 is connected with an air outlet pipe 132; the vacuum sintering furnace also comprises a control device, a fan device 22, a water-cooled heat exchanger 21 and a water supply device which are sequentially connected in series, wherein the fan device 22 is connected with the air cooling channel 13, the control device is connected with the water supply device, and the inlet end of the water-cooled heat exchanger 21 is connected with an air outlet pipe 132; the outlet end of the water-cooled heat exchanger 21 is connected with the air inlet pipe 131, and a fan device 22 with the blowing direction facing the air inlet of the air cooling channel 13 is arranged between the air inlet and the water-cooled heat exchanger 21 to form air-cooled airflow with unidirectional circulation.
Specifically, the water-cooled heat exchanger 21 comprises an outer shell and a bent heat conducting water pipe 210 positioned in the outer shell, wherein the top of the outer shell is provided with an inlet connected with the air inlet pipe 131, and the bottom of the outer shell is provided with an inlet connected with the air outlet pipe 132; one end of the bent heat conduction water pipe 210 is connected to an output end of the water supply device, and the other end is connected to an input end of the water supply device, so as to form a circulation water path.
Specifically, the bent heat-conducting water pipe 210 is bent in an "S" shape or a screw thread shape. In order to increase air-cooled heat exchange efficiency, form the wadding flow in the inside of shell body, increase crooked heat conduction water pipe 210's heat exchange effective area, guarantee that the flexible air-cooled cooling of furnace body 1 goes on smoothly.
Specifically, one end of the curved heat-conducting water pipe 210 is connected with a water inlet pipe 211, and the other end is connected with a water outlet pipe 212; the water supply device comprises a first partition and a second partition, the first partition and the second partition are respectively connected with the water inlet pipe 211 through a three-way valve device, the water outlet pipe 212 is connected with the first partition and the second partition through another three-way valve device, and the refrigerating device 231 is arranged inside the first partition. Through normal atmospheric temperature hydrologic cycle's second subregion and refrigerated water endless first subregion respectively to the inside single-phase heat transfer rivers that form of crooked heat conduction water pipe 210, deal with furnace body 1 respectively and carry out the forced air cooling under different operating temperature, the cost of manufacture is low, easy operation, convenient to use.
Specifically, the first partition includes a first water tank 23, a first water pump device connected to the water inlet pipe 211 and a water temperature control assembly are disposed inside the first water tank 23, and the water temperature control assembly is electrically connected to the refrigerating device 231. The refrigeration power of the refrigeration device 231 is automatically adjusted through the water temperature control assembly, so that the stability and the reliability of the sintering furnace are further improved.
Specifically, the second partition includes a second water tank 24, a second water pump device is disposed inside the second water tank 24, and an output end of the second water pump device is connected to the water inlet pipe 211.
Specifically, an air-cooled temperature control device is arranged inside the outer shell and is electrically connected with the water supply device. Carry out the automatic switch-over of normal atmospheric temperature water and refrigerated water through forced air cooling temperature regulating device to water supply installation, can adapt to the flexible cooling of the fast furnace body 1 of temperature variation, carry out normal atmospheric temperature water heat transfer cooling at the initial running stage of fritting furnace, carry out the refrigerated water heat transfer cooling when fritting furnace high temperature operation, further improve the reliability of fritting furnace.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (7)
1. The utility model provides a water-cooled magnetic product vacuum sintering stove, includes furnace body (1), is located inner bag spare (12) of furnace body (1) and locates inner bag spare (12) and be located the heater structure of furnace body (1), and inner bag spare (12) are used for holding external magnetic product (14), its characterized in that: an air cooling channel (13) for cooling or insulating the inner container piece (12) is arranged at the periphery of the inner container piece (12); the vacuum sintering furnace further comprises a control device, a fan device (22), a water-cooled heat exchanger (21) and a water supply device, wherein the fan device (22), the water-cooled heat exchanger and the water supply device are sequentially connected in series, the fan device (22) is connected with the air cooling channel (13), the control device is respectively and electrically connected with the fan device (22) and the water supply device, the water-cooled heat exchanger (21) is provided with an air duct pipe connected with the fan device (22) and a water duct pipe arranged inside the air duct, and the water duct pipe is connected with the water supply device.
2. The water-cooled magnetic product vacuum sintering furnace according to claim 1, characterized in that: an air inlet of the air cooling channel (13) is connected with an air inlet pipe (131), and an air outlet is connected with an air outlet pipe (132); the air duct pipe comprises an outer shell and a bent heat conduction water pipe (210) positioned in the outer shell, the top of the outer shell is provided with an outlet connected with the air inlet pipe (131), and the bottom of the outer shell is provided with an inlet connected with the air outlet pipe (132); one end of the bent heat conduction water pipe (210) is connected with the output end of the water supply device, and the other end of the bent heat conduction water pipe is connected with the input end of the water supply device, so that a circulating water path is formed.
3. The water-cooled magnetic product vacuum sintering furnace according to claim 2, characterized in that: the bent heat conduction water pipe (210) is bent in an S shape or a thread shape.
4. The water-cooled magnetic product vacuum sintering furnace according to claim 3, characterized in that: one end of the bent heat conduction water pipe (210) is connected with a water inlet pipe (211), and the other end of the bent heat conduction water pipe is connected with a water outlet pipe (212); the water supply device comprises a first partition and a second partition, the first partition and the second partition are respectively connected with a water inlet pipe (211) through a three-way valve device, a water outlet pipe (212) is connected with the first partition and the second partition through another three-way valve device, and a refrigerating device (231) is arranged inside the first partition.
5. The water-cooled magnetic product vacuum sintering furnace according to claim 4, characterized in that: the first partition comprises a first water containing box body (23), a first water pump device and a water temperature control assembly are arranged inside the first water containing box body (23) and connected with the water inlet pipe (211), and the water temperature control assembly is electrically connected with the refrigerating device (231).
6. The water-cooled magnetic product vacuum sintering furnace according to claim 5, characterized in that: the second partition comprises a second water containing tank body (24), a second water pump device is arranged inside the second water containing tank body (24), and the output end of the second water pump device is connected with the water inlet pipe (211).
7. The water-cooled magnetic product vacuum sintering furnace according to any one of claims 1 to 5, characterized in that: and an air cooling temperature control device is arranged in the air cooling channel (13), and is electrically connected with the water supply device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120993451.5U CN214684267U (en) | 2021-05-10 | 2021-05-10 | Water-cooled magnetic product vacuum sintering furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120993451.5U CN214684267U (en) | 2021-05-10 | 2021-05-10 | Water-cooled magnetic product vacuum sintering furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214684267U true CN214684267U (en) | 2021-11-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120993451.5U Active CN214684267U (en) | 2021-05-10 | 2021-05-10 | Water-cooled magnetic product vacuum sintering furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214684267U (en) |
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2021
- 2021-05-10 CN CN202120993451.5U patent/CN214684267U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A water-cooled vacuum sintering furnace for magnetic products Effective date of registration: 20230619 Granted publication date: 20211112 Pledgee: Bank of China Co.,Ltd. Dongguan Branch Pledgor: Dongguan Zhongwang Permanent Magnet Technology Co.,Ltd. Registration number: Y2023980044652 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |