CN211261719U - Vacuum furnace capable of quickly regulating and controlling temperature - Google Patents
Vacuum furnace capable of quickly regulating and controlling temperature Download PDFInfo
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- CN211261719U CN211261719U CN201921856937.3U CN201921856937U CN211261719U CN 211261719 U CN211261719 U CN 211261719U CN 201921856937 U CN201921856937 U CN 201921856937U CN 211261719 U CN211261719 U CN 211261719U
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- 230000001105 regulatory effect Effects 0.000 title claims description 12
- 230000001276 controlling effect Effects 0.000 title claims description 11
- 238000001816 cooling Methods 0.000 claims abstract description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000010438 heat treatment Methods 0.000 claims description 23
- 238000009413 insulation Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 8
- 230000009467 reduction Effects 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 239000002826 coolant Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
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- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The utility model discloses a vacuum furnace of quick regulation and control temperature, including furnace body, resistance heater, fan and water tank, the furnace body top is provided with the bell, and runs through at the bell top has the exhaust tube, the bell is connected with the vacuum machine through the exhaust tube, and the vacuum machine setting is in the furnace body left side, the furnace body bottom is provided with the heat insulating board, and is provided with the cartridge heater above the heat insulating board, inside the running through of cartridge heater has the cooling passageway, and cooling passageway lower extreme runs through cartridge heater, heat insulating board and furnace body and is connected with first three-way valve. This vacuum furnace of fast speed control temperature is provided with resistance heater, cartridge heater and cooling channel, and the resistance heater parcel is in the furnace outside, starts resistance heater and promotes furnace's temperature fast, and the fan passes through the gas-supply pipe to cooling channel inner loop input air, and the heat in the air absorption cartridge heater leaves through the back flow until the air carries the heat, makes the temperature reduction in the furnace, is convenient for fast speed control furnace's temperature.
Description
Technical Field
The utility model relates to a vacuum furnace technical field specifically is a vacuum furnace of quick regulation and control temperature.
Background
The vacuum furnace is mainly used for ceramic sintering, metal smelting, brazing of metal parts and the like, and has the advantages of low pollution, elimination of oxidation reaction in the heating process, improvement of heat insulation, reduction of energy consumption and the like.
The heat-proof quality of current vacuum furnace is good, leads to the inside and outside heat of vacuum furnace alternately few, is not convenient for according to the temperature of processing flow control material to current vacuum furnace can't rapid cooling, need wait for the cool time overlength in furnace after the material processing is accomplished, has reduced production efficiency, to above-mentioned problem, needs improve current equipment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a vacuum furnace of quick regulation and control temperature to the heat-proof quality of the current vacuum furnace who proposes in solving above-mentioned background art is good, and the heat that leads to the vacuum furnace inside and outside is mutual few, is not convenient for according to the temperature of processing flow control material, and the unable rapid cooling of current vacuum furnace, need wait for the cool time overlength in furnace after material processing is accomplished, has reduced production efficiency's problem.
In order to achieve the above object, the utility model provides a following technical scheme: a vacuum furnace capable of quickly regulating and controlling temperature comprises a furnace body, a resistance heater, a fan and a water tank, wherein a furnace cover is arranged above the furnace body, an exhaust pipe penetrates through the top of the furnace cover, the furnace cover is connected with a vacuum machine through the exhaust pipe, the vacuum machine is arranged on the left side of the furnace body, a heat insulation plate is arranged at the bottom of the furnace body, a heating cylinder is arranged above the heat insulation plate, a cooling channel penetrates through the heating cylinder, the heat insulation plate and the furnace body, the lower end of the cooling channel penetrates through the heating cylinder, the heat insulation plate and the furnace body and is connected with a first three-way valve, the upper end of the cooling channel penetrates through the heating cylinder and the furnace body and is connected with a second three-way valve, the resistance heater is arranged inside the cooling channel, a hearth is arranged inside the resistance heater, the fan is connected with the left end, the water tank sets up on the fan right side, and the inside water pump that is provided with of water tank, the water tank is connected with first three-way valve right-hand member through returning the liquid pipe, the water pump is connected with second three-way valve upper end through the transfer line.
Preferably, the lower end of the furnace body and the furnace cover are hemispherical.
Preferably, the cooling channel is spirally arranged inside the heating cylinder, and the heating cylinder is made of high heat conduction material.
Preferably, the uppermost end of the cooling channel is connected with the second three-way valve, and the lowermost end of the cooling channel is connected with the first three-way valve.
Preferably, the shape and size of the first three-way valve are consistent with the shape and size of the second three-way valve.
Preferably, the cross section of the resistance heater and the cross section of the hearth are circular, and the center line of the resistance heater and the center line of the hearth are positioned on the same vertical line.
Compared with the prior art, the beneficial effects of the utility model are that: the vacuum furnace capable of quickly regulating and controlling the temperature,
(1) the furnace is provided with a resistance heater, a heating cylinder and a cooling channel, the resistance heater is wrapped outside the furnace, the resistance heater is started to quickly increase the temperature of the furnace, an air delivery pipe is connected with the lower end of the cooling channel through a first three-way valve, an air return pipe is connected with the upper end of the cooling channel through a second three-way valve, a fan circularly inputs air into the cooling channel through an air delivery pipe, and the air absorbs heat in the heating cylinder until the air carries heat to leave through a return pipe, so that the temperature in the furnace is reduced, and the temperature of the furnace is conveniently and quickly regulated;
(2) be provided with the water tank, fan and cooling channel, when processing is accomplished the back and is needed the cooling material, first three way valve connection gas-supply pipe and cooling channel lower extreme, second three way valve connection muffler and cooling channel upper end, the fan passes through the gas-supply pipe to cooling channel delivery air, the air carries the heat and gets back to the fan through the back flow, fan circulation transport air cools down, be convenient for cool off the work piece fast, when the temperature reduces to a certain extent, first three way valve connection liquid return pipe and cooling channel lower extreme, second three way valve connection transfer line and cooling channel upper end, water in the water pump extraction water tank gets into the cooling channel through the transfer line, the heat that water carried is more, be convenient for further accelerate the cooling rate of work piece.
Drawings
FIG. 1 is a schematic view of the cross-sectional structure of the present invention;
FIG. 2 is a schematic view of the top-view cross-sectional structure of the furnace body of the present invention;
fig. 3 is a schematic view of the structure of the present invention.
In the figure: 1. furnace body, 2, bell, 3, exhaust tube, 4, vacuum machine, 5, heat insulating board, 6, cartridge heater, 7, cooling passageway, 8, first three-way valve, 9, second three-way valve, 10, resistance heater, 11, furnace, 12, fan, 13, gas-supply pipe, 14, muffler, 15, water tank, 16, water pump, 17, liquid return pipe, 18, transfer line.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a vacuum furnace capable of quickly regulating and controlling temperature is disclosed, as shown in figure 1, figure 2 and figure 3, a furnace cover 2 is arranged above a furnace body 1, an exhaust pipe 3 penetrates through the top of the furnace cover 2, the lower end of the furnace body 1 and the furnace cover 2 are hemispherical, a vacuum machine 4 evacuates air inside through the exhaust pipe 3, the hemispherical structure is convenient for bearing stronger atmospheric pressure, the furnace cover 2 is connected with the vacuum machine 4 through the exhaust pipe 3, the vacuum machine 4 is arranged on the left side of the furnace body 1, a heat insulation plate 5 is arranged at the bottom of the furnace body 1, a heating cylinder 6 is arranged above the heat insulation plate 5, a cooling channel 7 penetrates through the heating cylinder 6 and the furnace body 1, the lower end of the cooling channel 7 penetrates through the heating cylinder 6, the heat insulation plate 5 and the furnace body 1 and is connected with a first three-way valve 8, meanwhile, the upper end of the cooling channel 7 penetrates through the heating cylinder 6 and, the heating cylinder 6 is made of high heat conduction material, the heat in the hearth 11 is dispersed through the heating cylinder 6, so that the heat in the heating cylinder 6 is taken away by a cooling medium through the cooling channel 7, the uppermost end of the cooling channel 7 is connected with the second three-way valve 9, the lowest end of the cooling channel 7 is connected with the first three-way valve 8, so that water can completely leave the cooling channel 7 through the first three-way valve 8, the shape and the size of the first three-way valve 8 are consistent with those of the second three-way valve 9, the flow rate of a cooling medium entering the cooling channel 7 and leaving the cooling channel 7 can be conveniently controlled, the resistance heater 10 is arranged on the inner side of the cooling channel 7, and the inner side of the resistance heater 10 is provided with a hearth 11, the cross section of the resistance heater 10 and the cross section of the hearth 11 are round, and the central line of the resistance heater 10 and the central line of the hearth 11 are positioned on the same vertical line, so that the resistance heater 10 can uniformly heat the hearth 11.
As shown in fig. 1 and 3, the fan 12 is connected to the left end of the first three-way valve 8 through a gas pipe 13, the fan 12 is connected to the lower end of the second three-way valve 9 through a gas return pipe 14, the fan 12 is disposed on the right side of the furnace body 1, the water tank 15 is disposed on the right side of the fan 12, a water pump 16 is disposed inside the water tank 15, the water tank 15 is connected to the right end of the first three-way valve 8 through a liquid return pipe 17, and the water pump 16 is connected to the upper end of the second three-way valve 9.
The working principle is as follows: when the vacuum furnace capable of quickly regulating and controlling the temperature is used, firstly, materials are put into a hearth 11, a furnace cover 2 is closed, an external power supply is connected, a vacuum machine 4 is started, the vacuum machine 4 evacuates air in the furnace body 1 through an exhaust pipe 3, a resistance heater 10 is started, the resistance heater 10 heats the hearth 11 and the materials, when the temperature is too high, a first three-way valve 8 is communicated with the lower end of a cooling channel 7 and an air conveying pipe 13, a second three-way valve 9 is communicated with the upper end of the cooling channel 7 and an air return pipe 14, a fan 12 is started, the fan 12 conveys air into the cooling channel 7 through the air conveying pipe 13, heat in the furnace body 1 is transferred into the cooling channel 7 through a heating cylinder 6, the air carrying the heat returns to the fan 12 through the air return pipe 14, the fan 12 circularly runs to reduce the temperature in the furnace body 1, the temperature of the vacuum furnace is convenient to regulate and control, after the temperature is reduced to a certain degree, the lower end of the temperature reduction channel 7 is communicated with the liquid return pipe 17 through the first three-way valve 8, the upper end of the temperature reduction channel 7 is communicated with the liquid return pipe 18 through the second three-way valve 9, the water pump 16 is started, the water in the water tank 15 pumped by the water pump 16 enters the temperature reduction channel 7 through the liquid return pipe 18, the water carrying heat returns to the water tank through the air return pipe 14, the cooling speed is further increased, the material can be rapidly cooled conveniently, and therefore all work is completed.
The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a vacuum furnace of quick regulation and control temperature, includes furnace body (1), resistance heater (10), fan (12) and water tank (15), its characterized in that: the furnace body (1) is provided with a furnace cover (2) above, an exhaust pipe (3) penetrates through the top of the furnace cover (2), the furnace cover (2) is connected with a vacuum machine (4) through the exhaust pipe (3), the vacuum machine (4) is arranged on the left side of the furnace body (1), a heat insulation plate (5) is arranged at the bottom of the furnace body (1), a heating cylinder (6) is arranged above the heat insulation plate (5), a cooling channel (7) penetrates through the inside of the heating cylinder (6), the lower end of the cooling channel (7) penetrates through the heating cylinder (6), the heat insulation plate (5) and the furnace body (1) to be connected with a first three-way valve (8), meanwhile, the upper end of the cooling channel (7) penetrates through the heating cylinder (6) and the furnace body (1) to be connected with a second three-way valve (9), a resistance heater (10) is arranged on the inner side of the cooling channel (7), and, fan (12) are connected with first three-way valve (8) left end through gas-supply pipe (13), and fan (12) are connected with second three-way valve (9) lower extreme through muffler (14), and fan (12) set up on furnace body (1) right side simultaneously, water tank (15) set up on fan (12) right side, and water tank (15) inside is provided with water pump (16), water tank (15) are connected with first three-way valve (8) right-hand member through liquid return pipe (17), water pump (16) are connected with second three-way valve (9) upper end through transfer line (18).
2. The vacuum furnace for rapidly regulating and controlling the temperature according to claim 1, characterized in that: the lower end of the furnace body (1) and the furnace cover (2) are hemispherical.
3. The vacuum furnace for rapidly regulating and controlling the temperature according to claim 1, characterized in that: the cooling channel (7) is spirally arranged inside the heating cylinder (6), and the heating cylinder (6) is made of high heat conduction material.
4. The vacuum furnace for rapidly regulating and controlling the temperature according to claim 1, characterized in that: the uppermost end of the cooling channel (7) is connected with the second three-way valve (9), and the lowermost end of the cooling channel (7) is connected with the first three-way valve (8).
5. The vacuum furnace for rapidly regulating and controlling the temperature according to claim 1, characterized in that: the shape and the size of the first three-way valve (8) are consistent with those of the second three-way valve (9).
6. The vacuum furnace for rapidly regulating and controlling the temperature according to claim 1, characterized in that: the cross section of the resistance heater (10) and the cross section of the hearth (11) are circular, and the center line of the resistance heater (10) and the center line of the hearth (11) are positioned on the same vertical line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921856937.3U CN211261719U (en) | 2019-10-31 | 2019-10-31 | Vacuum furnace capable of quickly regulating and controlling temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921856937.3U CN211261719U (en) | 2019-10-31 | 2019-10-31 | Vacuum furnace capable of quickly regulating and controlling temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211261719U true CN211261719U (en) | 2020-08-14 |
Family
ID=71955300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921856937.3U Active CN211261719U (en) | 2019-10-31 | 2019-10-31 | Vacuum furnace capable of quickly regulating and controlling temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211261719U (en) |
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2019
- 2019-10-31 CN CN201921856937.3U patent/CN211261719U/en active Active
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Effective date of registration: 20240529 Address after: No. 101, Building C10, Phase II, Zone C, Huazhong International Industrial Park, No. 99 Yubo North Road, Yangluo Development Zone, Xinzhou District, Wuhan City, Hubei Province, 431400 Patentee after: Wuhan Sanhe Metal Manufacturing Co.,Ltd. Country or region after: China Address before: 224000 Industrial Concentration Zone, Xuefu Town, Yandu District, Yancheng City, Jiangsu Province Patentee before: Yancheng Weipu Machinery Manufacturing Co.,Ltd. Country or region before: China |