CN215880240U

CN215880240U - Cooling device of vacuum chamber sealing device

Info

Publication number: CN215880240U
Application number: CN202121890455.7U
Authority: CN
Inventors: 杨斌
Original assignee: Shenzhen Kaitai Precision Equipment Co ltd
Current assignee: Shenzhen Kaitai Precision Equipment Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-02-22
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses a cooling device of a vacuum chamber sealing device, which comprises a vacuum chamber and a water cooler, wherein a sealing upper cover is fixedly arranged at the top of the vacuum chamber, a sealing ring is fixedly arranged in the middle of the outer side of the sealing upper cover, a water supply pipe is fixedly connected in the middle of one side of the water cooler close to the vacuum chamber, a return pipe is fixedly connected to one side of the water cooler on the water supply pipe, a water filling port is fixedly connected to one side of the water cooler, the water supply pipe and the return pipe are both T-shaped, and a first water supply port and a second water supply port are respectively and fixedly connected to two ends of the water supply pipe far away from the water cooler. The top and the bottom of sealing washer are cooled down simultaneously through first cooling tube and second cooling tube, utilize the cold water machine to make the temperature reduction of cooling water to improve the cooling effect to the sealing washer, make the temperature of sealing washer keep in suitable interval, reduced the spoilage of sealing washer to a certain extent, had spreading value.

Description

Cooling device of vacuum chamber sealing device

Technical Field

The utility model relates to the technical field of cooling, in particular to a cooling device for a vacuum chamber sealing device.

Background

Vacuum reflow soldering has a large thermal capacity and is widely applied to the fields of aerospace, military electronics and the like. In order to better ensure the quality of parts, a special temperature control system is designed for professional vacuum reflow soldering, the temperature control precision of the special vacuum reflow soldering system can be improved, and high-precision adjustment can be carried out at each stage of processing the parts, so that the production quality of the parts is greatly improved. Because the temperature of the vacuum reflow soldering hearth exceeds 320 ℃, a vacuum cavity of the vacuum reflow soldering is arranged in the hearth, a vacuum rubber sealing ring must be installed when the vacuum cavity needs to reach vacuum, the vacuum cavity sealing ring is made of high-temperature silica gel materials, other materials are not found for replacing the vacuum cavity sealing ring temporarily, the maximum service temperature of the silica gel does not exceed 320 ℃, the silica gel is easy to age when being used in the environment of 200-320 ℃, the service life is greatly reduced, and the vacuum rubber sealing ring needs to be cooled.

However, the existing sealing device of the vacuum chamber can not cool the vacuum rubber sealing ring in the using process, so that the vacuum rubber sealing ring is easily damaged, and a large amount of products can be scrapped after the sealing ring is damaged, thereby increasing the cost consumption.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a cooling apparatus for a vacuum chamber sealing device, which solves the above problems of the related art.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a cooling device of vacuum chamber sealing device, includes vacuum cavity and cold water machine, the fixed sealed upper cover that is provided with in vacuum cavity's top, the fixed sealing washer that is provided with in outside middle part of sealed upper cover, one side middle part fixedly connected with delivery pipe that the cold water machine is close to vacuum cavity, the cold water machine is in one side fixedly connected with back flow of delivery pipe, one side fixedly connected with filler of cold water machine, delivery pipe and back flow all are the T type, the delivery pipe is kept away from the first water supply port of both ends difference fixedly connected with and the second water supply port of cold water machine, the inside of sealed upper cover is in the fixed first cooling tube that is provided with in the top of sealing washer, the activity of the middle section top of first cooling tube is provided with the transmission shaft.

Preferably, the two ends of the return pipe far away from the water chiller are fixedly connected with a first return port and a second return port respectively, the two ends of the first cooling pipe are fixedly connected with a first water supply port and the first return port respectively, and the top of the sealing ring is cooled by the first cooling pipe.

Preferably, the inside of sealed upper cover is provided with the second cooling tube in the bottom of sealing washer is fixed, the both ends of second cooling tube respectively with second supply water mouth and second backward flow mouth fixed connection, first cooling tube and second cooling tube all are the annular, and the cooling water in the first cooling tube flows anticlockwise, and the cooling water in the second cooling tube flows clockwise.

Preferably, the outside of transmission shaft and the inboard fixed connection of drive wheel, the bottom of transmission shaft extends to the inside and the outside fixedly connected with water wheels of first cooling tube, the inner wall of first cooling tube is in one side fixedly connected with drainage piece of water wheels, and the drainage is fast with rivers guide to one side of water wheels.

Preferably, one side of the top of the upper sealing cover, which is far away from the second water supply port, is fixedly provided with two heat dissipation ports, the outer side of the driving wheel is movably connected with two driving belts, and the inner sides of the two ends, which are far away from the driving wheel, of the driving belts are fixedly connected with driven shafts, so that heat is quickly dissipated through the heat dissipation ports.

Preferably, the top of driven shaft extends to the inside and the outside fixedly connected with heat dissipation flabellum of thermovent, the inside of sealed upper cover is provided with the heat conduction silicone grease layer in the outside of first cooling tube is fixed, utilizes the heat conduction silicone grease layer to improve the cooling effect.

Compared with the prior art, the utility model has the following beneficial effects:

1. this cooling device of vacuum chamber sealing device cools down simultaneously through first cooling tube and second cooling tube to the top and the bottom of sealing washer, utilizes the cold water machine can make the temperature of cooling water reduce to improve the cooling effect to the sealing washer, make the temperature of sealing washer keep in suitable interval, reduced the spoilage of sealing washer to a certain extent, thereby reduced the cost consumption, had spreading value.

2. This cooling device of vacuum chamber sealing device drives two drive belt rotations through the drive wheel, can make the driven shaft drive the heat dissipation flabellum and rotate, and through the rotation of heat dissipation flabellum, can make the heat disperse to the outside along the thermovent fast to accelerate the cooling, the practicality is strong.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a top view of the present invention;

FIG. 2 is a front sectional view of the sealing cap of the present invention;

FIG. 3 is a top cross-sectional view of the seal cover of the present invention;

fig. 4 is an enlarged schematic view of a portion a of fig. 3 according to the present invention.

FIG. 5 is a top sectional view of the first cooling pipe of the present invention.

In the figure: 1. a vacuum chamber; 2. sealing the upper cover; 3. a water chiller; 4. a water filling port; 5. a water supply pipe; 6. a first water supply port; 7. a second water supply port; 8. a return pipe; 9. a first return port; 10. a second return port; 11. a heat dissipation port; 12. a first cooling pipe; 13. a second cooling pipe; 14. a driven shaft; 15. a heat dissipation fan blade; 16. a transmission belt; 17. a drive shaft; 18. a driving wheel; 19. a thermally conductive silicone layer; 20. a water wheel; 21. a drainage block; 22. and (5) sealing rings.

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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

A cooling apparatus for a sealing device of a vacuum chamber, as shown in fig. 1 to 5, comprises a vacuum chamber 1 and a water chiller 3, the top of the vacuum cavity 1 is fixedly provided with a sealing upper cover 2, the middle part of the outer side of the sealing upper cover 2 is fixedly provided with a sealing ring 22, a water supply pipe 5 is fixedly connected to the middle part of one side of the water cooler 3 close to the vacuum cavity 1, a return pipe 8 is fixedly connected to one side of the water cooler 3 on the water supply pipe 5, one side of the water cooler 3 is fixedly connected with a water filling port 4, the water supply pipe 5 and the return pipe 8 are both in a T shape, the two ends of the water supply pipe 5 far away from the water cooler 3 are respectively and fixedly connected with a first water supply port 6 and a second water supply port 7, the inside of sealed upper cover 2 is provided with first cooling tube 12 at the top of sealing washer 22 fixedly, the middle section top activity of first cooling tube 12 is provided with transmission shaft 17.

The water chiller is characterized in that two ends of the return pipe 8, which are far away from the water chiller 3, are respectively and fixedly connected with a first return port 9 and a second return port 10, two ends of a first cooling pipe 12 are respectively and fixedly connected with a first water supply port 6 and the first return port 9, a second cooling pipe 13 is fixedly arranged in the bottom of a sealing ring 22 in the sealing upper cover 2, two ends of the second cooling pipe 13 are respectively and fixedly connected with a second water supply port 7 and the second return port 10, the first cooling pipe 12 and the second cooling pipe 13 are both annular, the outer side of the transmission shaft 17 is fixedly connected with the inner side of the transmission wheel 18, the bottom end of the transmission shaft 17 extends to the inner side of the first cooling pipe 12, the outer side of the first cooling pipe 12 is fixedly connected with a water wheel 20, and the inner wall of the first cooling pipe 12 is fixedly connected with a flow guide block 21 on one side of the water wheel 20, and water flow impacts one side of the water wheel 20 along the flow guide block 21.

The implementation mode is specifically as follows: when the vacuum cavity is used, the vacuum cavity 1 is sealed by the upper sealing cover 2, the sealing ring 22 improves the sealing effect, the water cooler 3 is utilized to simultaneously introduce cooling water into the first water supply port 6 and the second water supply port 7 through the water supply pipe 5, the second water supply port 7 is connected with the second cooling pipe 13 at the bottom of the sealing ring 22, the second cooling pipe 13 can cool the bottom of the sealing ring 22, the first water supply port 6 is connected with the first cooling pipe 12 at the top of the sealing ring 22, the first cooling pipe 12 can cool the top of the sealing ring 22, the cooling water flows anticlockwise along the first cooling pipe 12 and clockwise along the second cooling pipe 13, the cooling effect can be improved, part of the water flows into the backflow pipe 8 from the first backflow port 9 through the first cooling pipe 12, the other part of the water flows into the backflow pipe 8 from the second backflow port 10 through the second cooling pipe 13, and the cooling water flows into the water cooler 3 through the backflow pipe 8, utilize cold water machine 3 to reduce the temperature fast, can add water to cold water machine 3 in through filler 4, the rivers are through the inside time of the middle section of first cooling tube 12, can strike water wheel 20, lead to one side of water wheel 20 through drainage piece 21 with water, can drive water wheel 20 and rotate when the cooling water flows the cooling, the potential energy of water turns into water wheel 20's mechanical energy, water wheel 20 can drive transmission shaft 17 and drive wheel 18 rotatory utilization simultaneously, use through the cooperation of each part, can improve the cooling effect to sealing washer 22, make sealing washer 22's temperature keep in suitable interval, the spoilage of sealing washer 22 has been reduced to a certain extent, thereby cost consumption is reduced, and the promotion value is possessed.

As shown in fig. 1 and fig. 3 to fig. 4, the cooling apparatus for a vacuum chamber sealing device further includes two heat sinks 11 fixedly provided at a side of the top of the sealing upper cover 2 away from the second water supply inlet 7, two transmission belts 16 are movably connected to an outer side of the transmission wheel 18, driven shafts 14 are fixedly connected to inner sides of ends of the two transmission belts 16 away from the transmission wheel 18, a top end of each driven shaft 14 extends to an inside of the heat sink 11, heat dissipating fan blades 15 are fixedly connected to an outer side of the driven shaft, and a heat conductive silicone layer 19 is fixedly provided inside the sealing upper cover 2 outside the first cooling pipe 12.

The implementation mode is specifically as follows: during the use, heat conduction silicone grease layer 19 can make first cooling tube 12 and sealing washer 22 fully contact, improve the heat transfer effect, utilize transmission shaft 17 and drive wheel 18 to transmit mechanical energy for drive belt 16, it is rotatory to drive two drive belts 16 through drive wheel 18, drive belt 16 drives driven shaft 14 rotatory, can make driven shaft 14 drive heat dissipation flabellum 15 rotate, rotation through heat dissipation flabellum 15, can make the heat dispel to the outside along thermovent 11 fast, thereby accelerate the cooling, therefore, the clothes hanger is strong in practicability.

The working principle of the utility model is as follows:

referring to the attached drawings 1-5 of the specification, the top and the bottom of the sealing ring 22 are simultaneously cooled through the first cooling pipe 12 and the second cooling pipe 13, the temperature of cooling water can be reduced by using the water chiller 3, so that the cooling effect on the sealing ring 22 is improved, the temperature of the sealing ring 22 is kept in a proper range, the damage rate of the sealing ring 22 is reduced to a certain extent, the cost consumption is reduced, and the popularization value is high.

Further, referring to the attached drawing 1 and fig. 3-4 of the specification, the driving wheel 18 drives the two driving belts 16 to rotate, so that the driven shaft 14 drives the heat dissipation fan blades 15 to rotate, and the heat can be quickly dissipated to the outside along the heat dissipation port 11 through the rotation of the heat dissipation fan blades 15, thereby accelerating the cooling and having strong practicability.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cooling device of vacuum chamber sealing device, includes vacuum cavity (1) and cold water machine (3), its characterized in that: the top of the vacuum cavity (1) is fixedly provided with a sealing upper cover (2), the middle part of the outer side of the sealing upper cover (2) is fixedly provided with a sealing ring (22), the middle part of one side of the water cooler (3) close to the vacuum cavity (1) is fixedly connected with a water supply pipe (5), a return pipe (8) is fixedly connected with one side of the water supply pipe (5) of the water cooler (3), a water filling opening (4) is fixedly connected with one side of the water cooler (3), the water supply pipe (5) and the return pipe (8) are both in a T shape, the two ends of the water supply pipe (5) far away from the water cooler (3) are respectively and fixedly connected with a first water supply port (6) and a second water supply port (7), a first cooling pipe (12) is fixedly arranged at the top of the sealing ring (22) in the sealing upper cover (2), and a transmission shaft (17) is movably arranged at the top of the middle section of the first cooling pipe (12).

2. The cooling apparatus for a vacuum chamber sealing device according to claim 1, wherein: the two ends of the return pipe (8) far away from the water cooler (3) are respectively and fixedly connected with a first return port (9) and a second return port (10), and the two ends of the first cooling pipe (12) are respectively and fixedly connected with a first water supply port (6) and the first return port (9).

3. The cooling apparatus for a vacuum chamber sealing device according to claim 1, wherein: the inside of sealed upper cover (2) is provided with second cooling tube (13) in the bottom of sealing washer (22) is fixed, the both ends of second cooling tube (13) respectively with second supply water mouth (7) and second backward flow mouth (10) fixed connection, first cooling tube (12) and second cooling tube (13) all are the annular.

4. The cooling apparatus for a vacuum chamber sealing device according to claim 1, wherein: the outside of transmission shaft (17) and the inboard fixed connection of drive wheel (18), the bottom of transmission shaft (17) extends to the inside and the outside fixedly connected with water wheels (20) of first cooling tube (12), the inner wall of first cooling tube (12) is in one side fixedly connected with drainage piece (21) of water wheels (20).

5. The cooling apparatus for a vacuum chamber sealing device according to claim 4, wherein: two heat dissipation ports (11) are fixedly formed in one side, away from the second water supply port (7), of the top of the upper sealing cover (2), two transmission belts (16) are movably connected to the outer side of each transmission wheel (18), and driven shafts (14) are fixedly connected to the inner sides of the two ends, away from the transmission wheels (18), of the two transmission belts (16).

6. The cooling apparatus for a vacuum chamber sealing device according to claim 5, wherein: the top end of the driven shaft (14) extends to the inside of the heat dissipation port (11), the outer side of the driven shaft is fixedly connected with a heat dissipation fan blade (15), and a heat conduction silicone grease layer (19) is fixedly arranged on the outer side of the first cooling pipe (12) inside the sealing upper cover (2).