CN216864244U

CN216864244U - Efficient oil cooling device for vacuum furnace

Info

Publication number: CN216864244U
Application number: CN202123242540.5U
Authority: CN
Inventors: 张昕; 徐松林
Original assignee: Nanjing V2 Vacuum Technology Co ltd
Current assignee: Nanjing V2 Vacuum Technology Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-07-01
Anticipated expiration: 2031-12-22

Abstract

The utility model relates to the technical field of vacuum furnaces, in particular to an efficient vacuum furnace oil cooling device which comprises a furnace body and an oil quenching chamber, wherein the oil quenching chamber is arranged at the lower end of the furnace body, a cooling assembly is arranged on one side of the oil quenching chamber, a cooling assembly is arranged on one side of the cooling assembly, a pump body is arranged on the surface of the cooling assembly, the cooling assembly comprises a cooling box, and the cooling box is fixedly connected to one side of the oil quenching chamber; through setting up cooling module, can be under cooling module's effect, cool off the inside high temperature oil of its oil quenching room, for the mode of stirring, reached and to have taken out the cooling with the inside high temperature oil of oil quenching room to make high temperature oil can keep comparatively safe working range after the cooling, and then high temperature oil after the cooling can carry out corresponding quenching to the work piece and reduce the work piece temperature simultaneously, ensured that the work piece temperature is in suitable scope when producing oil, reduced the potential safety hazard and taken place.

Description

Efficient oil cooling device for vacuum furnace

Technical Field

The utility model relates to the technical field of vacuum furnaces, in particular to an efficient vacuum furnace oil cooling device.

Background

In the machining industry, the vacuum furnace is mostly used for improving the strength and the wear resistance of parts, in the step of improving the strength or the toughness of the parts, the workpieces need to be quenched after being heated at high temperature, when oil is produced in oil quenching, the temperature of the workpieces exceeds the limit, at the moment, the vacuum quenching oil is gasified, and once air or oxygen enters, explosion is likely to occur.

Through retrieval, chinese patent discloses a cooling oil stirring device (publication number CN 207958451U) for vacuum furnace, and this patent technology stirs the cooling oil by setting stirring blades and oil guiding blades, thereby solving the problem of local overheating of the cooling oil, but because the temperature of the cooling oil inside is difficult to drop in a state of continuous use, the temperature of the cooling oil may be higher overall, and is difficult to keep at a proper temperature by stirring, and the temperature of the workpiece may be too high when the workpiece produces oil, thereby generating potential safety hazards, therefore, technicians in this field provide a high-efficiency vacuum furnace oil cooling device, so as to solve the problems proposed in the background art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provide an efficient vacuum furnace oil cooling device, which solves the problem that when cooling oil is continuously used, the temperature of a workpiece is overhigh when the workpiece is subjected to oil discharge due to the fact that the temperature of the whole oil is higher, and further potential safety hazards are caused.

The utility model realizes the purpose through the following technical scheme, and the high-efficiency vacuum furnace oil cooling device comprises a furnace body and an oil quenching chamber, wherein the oil quenching chamber is arranged at the lower end of the furnace body, a cooling assembly is arranged on one side of the oil quenching chamber, a cooling assembly is arranged on one side of the cooling assembly, a pump body is arranged on the surface of the cooling assembly, the cooling assembly comprises a cooling box, the cooling box is fixedly connected to one side of the oil quenching chamber, cooling liquid is arranged in the cooling box, a cooling pipe is arranged in the cooling box, two ends of the cooling pipe penetrate out of the cooling box, one end of the cooling pipe is communicated with one side of the oil quenching chamber, a rotating shaft is rotatably connected to the inner bottom wall of the cooling pipe, and impellers which are uniformly distributed are fixedly connected to the surface of the rotating shaft.

Preferably, the inner bottom wall of cooling box rotates and is connected with the dwang, the upper end of axis of rotation runs through the cooling tube and extends to the upper end of cooling tube, the equal fixedly connected with spur gear, two in surface of the upper end of axis of rotation and dwang the spur gear meshing is connected.

Preferably, the fixed surface of dwang is connected with cooling fan, cooling fan is located the top of coolant liquid, the fixed surface lower extreme fixedly connected with of dwang turns over the leaf, it sets up in the inside of coolant liquid to turn over the leaf.

Preferably, the cooling subassembly includes the cooling pipe, the lower extreme of cooling pipe and the other end intercommunication of cooling pipe, the upper end intercommunication of cooling pipe has a cooling section of thick bamboo, the lower extreme intercommunication of a cooling section of thick bamboo has the conveyer pipe, the other end and the oil quenching room intercommunication of conveyer pipe, the surface in the conveyer pipe is installed in the pump body embedding.

Preferably, the fixed surface of a cooling section of thick bamboo is connected with evenly distributed's heating panel, the inside fixedly connected with spiral plate of a cooling section of thick bamboo, the inner wall of a cooling section of thick bamboo rotates and is connected with the cooling fan.

Preferably, one side fixedly connected with of cooling fan rotates the horizontal pole, it rotates to rotate the horizontal pole and connects in the cooler bin, the other end of rotation horizontal pole and the equal fixedly connected with bevel gear in upper end of dwang, two bevel gear meshing connects.

The utility model has the beneficial effects that:

1. through setting up cooling module, can be under cooling module's effect, cool off the inside high temperature oil of its oil quenching room, for the mode of stirring, reached and to have taken out the cooling with the inside high temperature oil of oil quenching room to make high temperature oil can keep comparatively safe working range after the cooling, and then high temperature oil after the cooling can carry out corresponding quenching to the work piece and reduce the work piece temperature simultaneously, ensured that the work piece temperature is in suitable scope when producing oil, reduced the potential safety hazard and taken place.

2. Through setting up the cooling subassembly, can be so that the high temperature oil after the cooling carries out further cooling operation, make and cool down high temperature oil through a cooling section of thick bamboo, make and dispel the heat to the surface of a cooling section of thick bamboo under the effect of heating panel, its inner wall is cooled down through the inner wall of a cooling fan to a cooling section of thick bamboo, and the inside fixedly connected with spiral plate of a cooling section of thick bamboo, can make the effect of a large amount of mixings can not appear in the oil temperature, make the oil temperature that gets into in the conveyer pipe keep lower effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection of the impeller and the rotating shaft according to the present invention;

FIG. 3 is a schematic view of the connection between the cooling tube and the cooling cylinder according to the present invention;

FIG. 4 is a schematic view of the connection between the cooling fan and the rotating cross bar according to the present invention.

In the figure: 1. a furnace body; 101. an oil quenching chamber; 2. a pump body; 3. a cooling assembly; 301. a cooling tank; 302. a cooling tube; 303. an impeller; 304. a rotating shaft; 305. a spur gear; 306. rotating the rod; 307. a cooling fan; 308. turning over the blades; 4. a cooling assembly; 401. a cooling pipe; 402. a cooling cylinder; 403. a heat dissipation plate; 404. a delivery pipe; 405. a spiral plate; 406. a cooling fan; 407. rotating the cross bar; 408. a bevel gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

In the specific implementation: as shown in fig. 1-4, the high-efficiency vacuum furnace oil cooling device comprises a furnace body 1 and an oil quenching chamber 101, wherein the oil quenching chamber 101 is arranged at the lower end of the furnace body 1, a cooling assembly 3 is arranged at one side of the oil quenching chamber 101, a cooling assembly 4 is arranged at one side of the cooling assembly 3, a pump body 2 is arranged on the surface of the cooling assembly 4, the cooling assembly 3 comprises a cooling tank 301, the cooling tank 301 is fixedly connected to one side of the oil quenching chamber 101, cooling liquid is arranged inside the cooling tank 301, a cooling pipe 302 is arranged inside the cooling tank 301, both ends of the cooling pipe 302 penetrate through the cooling tank 301, one end of the cooling pipe 302 is communicated with one side of the oil quenching chamber 101, a rotating shaft 304 is rotatably connected to the inner bottom wall of the cooling pipe 302, impellers 303 uniformly distributed are fixedly connected to the surface of the rotating shaft 304, the parts are conveyed into the oil quenching chamber 101 for processing after the heating component runs through the furnace body 1, high-temperature oil is extracted by the pump body 2, and the cooling assembly 3 is used for cooling the high-temperature oil in the oil quenching chamber 101, meanwhile, the cooling assembly 4 is driven to cool the high-temperature oil, so that the oil temperature can be relatively comprehensively cooled, the cooled high-temperature oil is returned to the oil quenching chamber 101 to continue working, the cooling tank 301 of the cooling assembly 3 can exchange heat with the cooling pipe 302 by using the internal cooling liquid, and the impeller 303 can be driven to rotate when the high-temperature oil flows in the cooling pipe 302, so that the rotating shaft 304 can be driven to rotate;

as shown in fig. 1, 2 and 3, a rotating rod 306 is rotatably connected to an inner bottom wall of the cooling box 301, an upper end of the rotating shaft 304 penetrates through the cooling pipe 302 and extends to an upper end of the cooling pipe 302, spur gears 305 are fixedly connected to an upper end of the rotating shaft 304 and a surface of the rotating rod 306, the two spur gears 305 are meshed and connected, the rotating rod 306 can be driven by the spur gears 305 to rotate when the rotating shaft 304 is driven by the impeller 303 to rotate, so that the rotating rod 306 and the rotating shaft 304 can rotate synchronously, a cooling fan 307 is fixedly connected to a surface of the rotating rod 306, the cooling fan 307 is located above the cooling liquid, an overturning vane 308 is fixedly connected to a lower end of the surface of the rotating rod 306, the overturning vane 308 is disposed inside the cooling liquid, the cooling fan 307 and the overturning vane 308 can be synchronously driven to rotate when the rotating rod 306 rotates, and the overturning vane 308 can overturn the cooling liquid, the cooling liquid is heated more uniformly in the cooling box 301, and meanwhile, the cooling fan 307 can drive the airflow to dissipate the heat of the surface of the cooling liquid, so that the temperature of the cooling liquid is kept at a lower state, a better heat exchange effect can be achieved, and a good cooling effect is achieved;

as shown in fig. 2, 3 and 4, the cooling assembly 4 includes a cooling pipe 401, a lower end of the cooling pipe 401 is communicated with the other end of the cooling pipe 302, an upper end of the cooling pipe 401 is communicated with a cooling cylinder 402, a lower end of the cooling cylinder 402 is communicated with a delivery pipe 404, the other end of the delivery pipe 404 is communicated with the oil quenching chamber 101, the pump body 2 is embedded in the surface of the delivery pipe 404, the cooled high-temperature oil flows into the cooling pipe 401 by flowing and can be cooled by the cooling cylinder 402, the high-temperature oil passing through the cooling cylinder 402 flows back into the oil quenching chamber 101 by the action of the pump body 2 through the delivery pipe 404, so as to prevent the oil temperature inside the oil quenching chamber 101 from being too high, the surface of the cooling cylinder 402 is fixedly connected with uniformly distributed heat dissipation plates 403, the inside of the cooling cylinder 402 is fixedly connected with a spiral plate 405, the inner wall of the cooling cylinder 402 is rotatably connected with a cooling fan, the heat dissipation plates 403 distributed on the surface of the cooling cylinder 402 can increase the contact area between the surface of the cooling cylinder 402 and the air, the heat dissipation effect is better, the spiral plate 405 inside the cooling cylinder can prevent the high-temperature oil from mixing when the other end of the high-temperature oil flows, the oil temperature at one end of the conveying pipe 404 is affected, the cooling fan 406 rotating on the inner wall of the cooling cylinder 402 can cool the inner wall of the cooling cylinder 402, the inner wall and the surface of the cooling cylinder 402 can obtain better heat dissipation effect by matching with the heat dissipation plate 403, one side of the cooling fan 406 is fixedly connected with a rotating cross rod 407, the rotating cross rod 407 is rotatably connected with the cooling box 301, the other end of the rotating cross rod 407 and the upper end of the rotating rod 306 are both fixedly connected with bevel gears 408, and the two bevel gears 408 are meshed and connected, the rotating cross bar 407 can be driven by the bevel gear 408 to synchronously rotate when the rotating rod 306 rotates, and then can drive cooling fan 406 to cool down through the rotation of rotating horizontal pole 407, accomplish the cooling to high temperature oil.

When the utility model is used, when the oil temperature in the oil quenching chamber 101 is too high, the pump body 2 can be started to drive the cooling oil in the delivery pipe 404 to be delivered into the oil quenching chamber 101 for working, the high-temperature oil in the oil quenching chamber 101 is collected through the cooling pipe 302, the surface of the cooling pipe 302 is cooled by the cooling liquid in the cooling tank 301, when the high-temperature oil flows through the cooling pipe 302, the impeller 303 is rotated, and the rotation shaft 304 is rotated in synchronization with the rotation shaft 306 by the spur gear 305, thereby driving the turning vane 308 to turn the cooling liquid, meanwhile, the cooling fan 307 drives the airflow to cool the cooling liquid, the bevel gear 408 drives the cooling fan 406 to rotate by using the rotating cross bar 407 so that the inner wall of the cooling cylinder 402 can form an air flow for cooling, the surface of the oil is cooled by a cooling plate 403, so that the temperature of the oil transferred back into the oil quenching chamber 101 by the delivery pipe 404 is kept in a relatively low range.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. High-efficient vacuum furnace oil cooling device, including furnace body (1) and oil quenching room (101), its characterized in that: the oil quenching chamber (101) is arranged at the lower end of the furnace body (1), one side of the oil quenching chamber (101) is provided with a cooling assembly (3), one side of the cooling assembly (3) is provided with a cooling assembly (4), and the surface of the cooling assembly (4) is provided with a pump body (2);

cooling unit (3) include cooler bin (301), cooler bin (301) fixed connection is in one side of oil quenching room (101), the inside of cooler bin (301) is provided with the coolant liquid, the inside of cooler bin (301) is provided with cooling tube (302), cooler bin (301) all runs through at the both ends of cooling tube (302), the one end of cooling tube (302) and one side intercommunication of oil quenching room (101), the interior diapire of cooling tube (302) rotates and is connected with axis of rotation (304), the fixed surface of axis of rotation (304) is connected with evenly distributed's impeller (303).

2. The high-efficiency vacuum furnace oil cooling device according to claim 1, wherein: the interior diapire of cooler bin (301) rotates and is connected with dwang (306), the upper end of axis of rotation (304) runs through cooling tube (302) and extends to the upper end of cooling tube (302), the equal fixedly connected with spur gear (305) in surface of the upper end of axis of rotation (304) and dwang (306), two spur gear (305) meshing connection.

3. The high-efficiency vacuum furnace oil cooling device according to claim 2, wherein: the surperficial fixedly connected with cooling fan (307) of dwang (306), cooling fan (307) are located the top of coolant liquid, the surperficial lower extreme fixedly connected with turning over leaf (308) of dwang (306), turning over leaf (308) set up in the inside of coolant liquid.

4. The high-efficiency vacuum furnace oil cooling device according to claim 1, wherein: cooling subassembly (4) are including cooling tube (401), the lower extreme of cooling tube (401) and the other end intercommunication of cooling tube (302), the upper end intercommunication of cooling tube (401) has a cooling section of thick bamboo (402), the lower extreme intercommunication of a cooling section of thick bamboo (402) has conveyer pipe (404), the other end and the oil quenching room (101) intercommunication of conveyer pipe (404), the surface in conveyer pipe (404) is installed in the embedding of pump body (2).

5. The high-efficiency vacuum furnace oil cooling device according to claim 4, wherein: the surface fixed connection of a cooling section of thick bamboo (402) has evenly distributed's heating panel (403), the inside fixed connection of a cooling section of thick bamboo (402) has spiral plate (405), the inner wall of a cooling section of thick bamboo (402) rotates and is connected with cooling fan (406).

6. The high-efficiency vacuum furnace oil cooling device according to claim 5, wherein: one side fixedly connected with of cooling fan (406) rotates horizontal pole (407), it connects in cooling tank (301) to rotate horizontal pole (407), the other end of rotation horizontal pole (407) and the equal fixedly connected with bevel gear (408) in upper end of dwang (306), two bevel gear (408) meshing connection.