Cooling device for vacuum furnace

Abstract

The utility model relates to a cooling device for a vacuum furnace, which belongs to the technical field of vacuum furnace cooling and comprises a furnace body, a furnace cover is arranged on the left side of the furnace body, a cooling mechanism is arranged on the right side of the furnace body, a limiting mechanism is arranged on the furnace body, and a filter component is arranged on the right side of the furnace body. The cooling mechanism comprises a shell in sliding connection with the right side of the furnace body, an air inlet pipe is fixedly connected to the top of the shell, a valve is arranged on the outer side of the air inlet pipe, a supporting frame is fixedly connected to the interior of the shell, and a motor is fixedly installed on the right side of the supporting frame. According to the cooling device for the vacuum furnace, by arranging the cooling mechanism, the vacuum furnace has a cooling function, and the effect of cooling the interior of the furnace body is achieved, so that the interior of the whole furnace body is conveniently and rapidly filled with cooled inert gas, the cooling efficiency of the cooling device is improved, and use by a user is facilitated; and the practicability of the cooling device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of vacuum furnace cooling, in particular to a cooling device for a vacuum furnace. Background Art

[0002] A vacuum furnace generally consists of a furnace chamber, electric heating device, sealed furnace shell, vacuum system, power supply system, and temperature control system. When the vacuum furnace is operating, the temperature inside the furnace is very high. Furthermore, because the vacuum furnace is in a vacuum state, the gas flow is slow. Even with cooling water inside the furnace, the gas temperature still drops slowly, which can easily cause deformation of the furnace shell and deterioration of the sealing material.

[0003] For example, Chinese patent CN215176979U discloses a vacuum furnace cooling device, including: a support base, a vacuum sintering furnace, a measuring instrument, a ventilation device, a vacuum sintering furnace core, a furnace core side door, a furnace core mounting assembly, a side door opening and closing assembly and a control panel. The vacuum sintering furnace is fixedly installed on the support base, the measuring instrument is arranged on the outer side wall of the vacuum sintering furnace, a vacuum sintering furnace core is fixedly installed in the vacuum sintering furnace through the furnace core mounting assembly, a furnace core side door is arranged on the outside of the vacuum sintering furnace core, the outside of the furnace core side door is connected to the vacuum sintering furnace through the side door opening and closing assembly, and the ventilation device is arranged on the outer side wall of the vacuum sintering furnace. However, the cooling device directly inputs the cooled inert gas into the vacuum sintering furnace, and it takes a certain amount of time for the inert gas to disperse in the furnace, thereby reducing the heat dissipation efficiency of the heat dissipation device. Therefore, a cooling device for a vacuum furnace is proposed to solve the above-mentioned problems. Utility Model Content

[0004] In response to the shortcomings of the existing technology, the utility model provides a cooling device for a vacuum furnace, which has the advantages of improving heat dissipation efficiency and solves the problem that the cooling device directly inputs the cooled inert gas into the vacuum sintering furnace, and the inert gas takes a certain time to disperse in the furnace, thereby reducing the heat dissipation efficiency of the heat dissipation device.

[0005] To achieve the above-mentioned object, the present invention provides the following technical solution: a cooling device for a vacuum furnace, comprising a furnace body, a furnace cover provided on the left side of the furnace body, a cooling mechanism provided on the right side of the furnace body, a limiting mechanism provided on the furnace body, and a filter assembly provided on the right side of the furnace body;

[0006] The cooling mechanism includes a shell that is slidably connected to the right side of the furnace body, an air intake pipe is fixedly connected to the top of the shell, a valve is provided on the outside of the air intake pipe, a support frame is fixedly connected to the inside of the shell, a motor is fixedly installed on the right side of the support frame, a fan is fixedly connected to the output shaft of the motor, and a sealing gasket is fixedly connected to the left side of the shell.

[0007] Furthermore, the limiting mechanism includes a box body fixedly connected to the inside of the furnace body, a worm is rotatably connected between the left and right sides of the inner wall of the box body, a threaded rod is rotatably connected between the inner bottom wall and the inner top wall of the box body, the outer side of the threaded rod is fixedly connected to a worm wheel meshing with the worm, the outer side of the threaded rod is threadedly connected to a movable plate, the left side of the movable plate is fixedly connected to a support block, and the movable plate is fixedly connected to a limiting rod.

[0008] Furthermore, the filter assembly includes a filter plate that is slidably connected to the inside of the shell, and two fixing grooves are opened inside the filter plate. The insides of the two fixing grooves are fixedly connected to limit springs, and the two limit springs are fixedly connected to positioning blocks.

[0009] Furthermore, a support groove is provided on the left inner wall of the box body, and the interior of the support groove is slidably connected to the outer side of the support block.

[0010] Furthermore, the top and bottom of the shell are both provided with limiting grooves, and the size of the limiting grooves is adapted to the size of the limiting rod.

[0011] Furthermore, the inner bottom wall and the inner top wall of the shell are both provided with positioning grooves, and the size of the positioning grooves is adapted to the size of the positioning blocks.

[0012] Furthermore, a sliding rod is fixedly connected to the right side of the positioning block for easy sliding.

[0013] Compared with the existing technology, the technical solution of this application has the following beneficial effects:

[0014] 1. The cooling device for a vacuum furnace, by providing a cooling mechanism, enables the vacuum furnace to have a cooling function, thereby achieving the effect of heat dissipation and cooling the interior of the furnace body, thereby conveniently and quickly filling the entire interior of the furnace body with cooled inert gas, thereby improving the cooling efficiency of the cooling device, facilitating the use of users, and increasing the practicality of the cooling device.

[0015] 2. The cooling device for the vacuum furnace has a limiting function by setting a limiting component, thereby achieving the effect of limiting the cooling device, thereby facilitating and quickly disassembling the cooling device for maintenance. By setting a filtering component, the air is filtered to prevent dust in the air from entering the interior of the furnace body and reducing the cooling effect, thereby facilitating use by users and improving the practicality of the cooling device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of the utility model;

[0017] Figure 2 For this utility model Figure 1 A schematic diagram of the structure at center A;

[0018] Figure 3 For this utility model Figure 1 A magnified schematic diagram of the structure at point B in the middle;

[0019] Figure 4 This is a schematic diagram of the support frame structure of the utility model.

[0020] In the figure: 1. furnace body; 2. furnace cover; 3. shell; 4. air inlet pipe; 5. valve; 6. support frame; 7. motor; 8. fan; 9. sealing gasket; 10. box body; 11. worm; 12. threaded rod; 13. worm gear; 14. movable plate; 15. support block; 16. limit rod; 17. filter plate; 18. fixing groove; 19. limit spring; 20. positioning block; 21. slide rod. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] See also Figure 1-4 A cooling device for a vacuum furnace in this embodiment includes a furnace body 1, a furnace cover 2 is provided on the left side of the furnace body 1, a cooling mechanism is provided on the right side of the furnace body 1, a limiting mechanism is provided on the furnace body 1, and a filtering component is provided on the right side of the furnace body 1.

[0023] It should be noted that opening the furnace cover 2 facilitates gas discharge.

[0024] See also Figure 1-4 In this embodiment, the cooling mechanism includes a shell 3 that is slidably connected to the right side of the furnace body 1. Limit grooves are provided on the top and bottom of the shell 3, and positioning grooves are provided on the inner bottom wall and the inner top wall of the shell 3. An air intake pipe 4 is fixedly connected to the top of the shell 3, and a valve 5 is provided on the outside of the air intake pipe 4. A support frame 6 is fixedly connected to the inside of the shell 3, and a motor 7 is fixedly installed on the right side of the support frame 6. A fan 8 is fixedly connected to the output shaft of the motor 7, and a sealing gasket 9 is fixedly connected to the left side of the shell 3.

[0025] It should be noted that the effect of dissipating heat and cooling the interior of the furnace body 1 is achieved, so that the cooled inert gas can be quickly and conveniently filled into the entire interior of the furnace body, thereby improving the cooling efficiency of the cooling device.

[0026] See also Figure 1-4In this embodiment, the limiting mechanism includes a box body 10 fixedly connected to the inside of the furnace body 1, a supporting groove is opened on the left inner wall of the box body 10, a worm 11 is rotatably connected between the left and right sides of the inner wall of the box body 10, a threaded rod 12 is rotatably connected between the inner bottom wall and the inner top wall of the box body 10, and a worm wheel 13 meshing with the worm 11 is fixedly connected to the outer side of the threaded rod 12. A movable plate 14 is threadedly connected to the outer side of the threaded rod 12, and a support block 15 is fixedly connected to the left side of the movable plate 14. The inside of the support groove is slidably connected to the outer side of the support block 15, and a limiting rod 16 is fixedly connected to the movable plate 14, and the size of the limiting groove is adapted to the size of the limiting rod 16.

[0027] It should be noted that the cooling device is limited in position, thereby facilitating quick disassembly and maintenance of the cooling device.

[0028] See also Figure 1-4 In this embodiment, the filter assembly includes a filter plate 17 that is slidably connected to the inside of the shell 3. Two fixed grooves 18 are opened inside the filter plate 17. The insides of the two fixed grooves 18 are fixedly connected to limit springs 19. The two limit springs 19 are fixedly connected to positioning blocks 20. The size of the positioning groove is adapted to the size of the positioning block 20. The right side of the positioning block 20 is fixedly connected to a sliding rod 21 for easy sliding.

[0029] It should be noted that the effect of filtering the air is achieved to prevent dust in the air from entering the interior of the furnace body and reducing the cooling effect. At the same time, it is also convenient to quickly disassemble the filter plate 17 for replacement and maintenance.

[0030] The working principle of the above embodiment is: the cooling device for vacuum furnace,

[0031] 1) When in use, open the furnace cover 2 provided on the left side of the furnace body 1, discharge the cooled inert gas into the interior of the shell 3 through the air inlet pipe 4, start the motor 7, and the output shaft of the motor 7 drives the fan 8 to rotate, thereby blowing the cooled inert gas to the left, so as to conveniently and quickly fill the entire interior of the furnace body 1 with the cooled inert gas, thereby improving the cooling efficiency of the cooling device.

[0032] 2) By setting up a filter assembly, the effect of filtering the air is achieved to prevent dust in the air from entering the interior of the furnace body 1 and reducing the cooling effect. The two slide bars 21 slide relative to each other, and the two slide bars 21 drive the two positioning blocks 20 to move relative to each other to squeeze the limit spring 19, thereby pulling the positioning block 20 out from the interior of the positioning groove, thereby facilitating the rapid disassembly of the filter plate 17 for replacement and maintenance.

[0033] 3) By setting a limit assembly, the worm 11 is rotated, the worm 11 drives the worm wheel 13 to rotate, the worm wheel 13 drives the threaded rod 12 to rotate, and the threaded rod 12 drives the movable plate 14 to move. By setting a support block 15 and a support groove, the movable plate 14 is limited and supported, which increases the stability of the movable plate 14 during movement, so that the limit rod 16 is pulled out from the limit groove opened on the shell 3, thereby achieving the effect of limiting the cooling device, thereby facilitating and quickly disassembling the cooling device for maintenance, facilitating the use of the user, and improving the practicality of the cooling device.

[0034] The electrical components appearing in the text are all electrically connected to the controller and the power supply. The control method of the present invention is controlled by the controller. The control circuit of the controller can be implemented by simple programming by technicians in this field. The provision of power is also common knowledge in this field. In addition, the present invention is mainly used to protect mechanical devices, so the control method and circuit connection are no longer explained in detail in the present invention.

[0035] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply the existence of any such actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article, or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or elements inherent to such process, method, article, or device. In the absence of further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of other identical elements in the process, method, article, or device comprising the element.

[0036] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cooling device for a vacuum furnace, comprising a furnace body (1), characterized in that: A furnace cover (2) is arranged on the left side of the furnace body (1), a cooling mechanism is arranged on the right side of the furnace body (1), a limiting mechanism is arranged on the furnace body (1), and a filtering component is arranged on the right side of the furnace body (1); The cooling mechanism comprises a shell (3) slidably connected to the right side of the furnace body (1); an air intake pipe (4) is fixedly connected to the top of the shell (3); a valve (5) is arranged on the outside of the air intake pipe (4); a support frame (6) is fixedly connected to the inside of the shell (3); a motor (7) is fixedly installed on the right side of the support frame (6); a fan (8) is fixedly connected to the output shaft of the motor (7); and a sealing gasket (9) is fixedly connected to the left side of the shell (3).

2. A cooling device for a vacuum furnace according to claim 1, characterized in that: The limiting mechanism comprises a box body (10) fixedly connected to the inside of the furnace body (1), a worm (11) rotatably connected between the left and right sides of the inner wall of the box body (10), a threaded rod (12) rotatably connected between the inner bottom wall and the inner top wall of the box body (10), a worm wheel (13) meshing with the worm (11) fixedly connected to the outer side of the threaded rod (12), a movable plate (14) threadedly connected to the outer side of the threaded rod (12), a support block (15) fixedly connected to the left side of the movable plate (14), and a limiting rod (16) fixedly connected to the movable plate (14).

3. A cooling device for a vacuum furnace according to claim 1, characterized in that: The filter assembly comprises a filter plate (17) slidably connected to the inside of the housing (3); two fixing grooves (18) are provided inside the filter plate (17); limit springs (19) are fixedly connected inside the two fixing grooves (18); and positioning blocks (20) are fixedly connected to the two limit springs (19).

4. A cooling device for a vacuum furnace according to claim 2, characterized in that: A support groove is provided on the left inner wall of the box body (10), and the interior of the support groove is slidably connected to the outer side of the support block (15).

5. A cooling device for a vacuum furnace according to claim 2, characterized in that: The top and bottom of the housing (3) are both provided with limiting grooves, and the size of the limiting grooves is adapted to the size of the limiting rod (16).

6. A cooling device for a vacuum furnace according to claim 3, characterized in that: The inner bottom wall and the inner top wall of the shell (3) are both provided with positioning grooves, and the size of the positioning grooves is adapted to the size of the positioning block (20).

7. A cooling device for a vacuum furnace according to claim 3, characterized in that: The right side of the positioning block (20) is fixedly connected with a sliding rod (21) for easy sliding.

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