Refrigerant recovery equipment

Abstract

The utility model discloses refrigerant recovery equipment which comprises a box body and a filtering mechanism, the filtering mechanism is arranged on the upper portion inside the box body and comprises a filtering groove arranged on the upper portion inside the box body, a filtering frame is arranged on the upper portion inside the filtering groove, a first filtering net is arranged on the lower portion inside the filtering frame, and a second filtering net is arranged on the lower portion inside the filtering frame. A second filter screen is arranged on the upper portion of the interior of the filter frame, fixing rods are arranged at the two ends of the top end of the filter tank, springs are arranged outside the fixing rods in a sleeving mode, movable plates are arranged outside the fixing rods in a sliding mode, and inserting rods are arranged at the bottom ends of the movable plates. Through the arrangement of the box body, the filtering mechanism, the filtering groove, the spring, the movable plate, the fixed rod, the filtering frame, the first filtering net, the inserting rod, the second filtering net and the adjusting rod, the inserting rod can be moved out of the filtering frame by pulling the adjusting rod, the filtering frame can be conveniently taken down, and the filtering net in the filtering frame can be cleaned and replaced; and the practicability of the device is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of refrigerant recovery equipment, in particular to a refrigerant recovery equipment. Background Art

[0002] Refrigerant, also known as refrigerant, is a working substance that circulates continuously in the refrigeration system and achieves refrigeration through its own state changes. The refrigerant absorbs the heat of the cooling medium (water or air, etc.) in the evaporator and vaporizes, and transfers the heat to the surrounding air or water in the condenser to condense. Refrigerant is installed in some household air conditioners, car air conditioners, refrigerators and other electrical appliances. In practical applications, the refrigerant needs to be recovered, so a refrigerant recovery device is needed.

[0003] With respect to the above-mentioned related technologies, the applicant believes that when the existing device is working, the refrigerant waste liquid is discharged into the interior of the device, and some impurities and dust contained in the refrigerant waste liquid are removed by utilizing the filter net, and then the filtered refrigerant waste liquid is mixed with the chemical reaction liquid, and finally the treated refrigerant waste liquid is discharged. However, after the filter net inside the device has been working for a long time, the impurities inside the refrigerant waste liquid will clog the filter net, thereby making the device's filtering effect on the refrigerant waste liquid worse, affecting the working effect of the device. Utility Model Content

[0004] The purpose of the utility model is to provide a refrigerant recovery device to solve the problems of the devices proposed in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a refrigerant recovery device, comprising a box body and a filter mechanism, the filter mechanism is arranged above the inside of the box body, the filter mechanism comprises a filter tank arranged above the inside of the box body, a filter frame is arranged above the inside of the filter tank, a No. 1 filter screen is arranged below the inside of the filter frame, and a No. 2 filter screen is arranged above the inside of the filter frame, both ends of the top of the filter tank are provided with fixed rods, the outside of the fixed rod is sleeved with a spring, the outside of the fixed rod is slidably provided with a movable plate, the bottom end of the movable plate is provided with an insertion rod, the top of the movable plate is provided with an adjustment rod, and the two ends of the spring are respectively abutted against the fixed rod and the movable plate.

[0006] By adopting the above technical solution, the insertion rod can be moved out from the inside of the filter frame by pulling the adjustment rod, and the filter frame can be easily removed to clean and replace the internal filter screen, which effectively improves the practicality of the device.

[0007] Preferably, a limiting mechanism is arranged above the interior of the box body, and the limiting mechanism includes a box cover arranged above the interior of the box body, the outside of the box cover is evenly provided with external threads, the interior of the box cover is provided with a liquid filling port, and the bottom end of the box cover is provided with a limiting groove, which is arranged in a circular ring shape and matches the adjusting rod, and a thread groove matching the external thread is provided above the interior of the box body.

[0008] By adopting the above technical solution, the box cover is fixed to the top of the box body, and the limiting groove can be used to limit the adjustment rod, so as to avoid the adjustment rod from moving during operation, thereby effectively improving the stability of the filter frame during operation.

[0009] Preferably, the limiting mechanism further comprises handles arranged on both sides of the top end of the box cover, and frosted sleeves are arranged on the outside of the handles.

[0010] By adopting the above technical solution, the friction force on the outside of the handle can be increased, thereby making it easier for workers to rotate the box cover.

[0011] Preferably, the limiting mechanism further comprises a sealing gasket arranged at the bottom end of the box cover, and the sealing gasket is arranged in a circular ring shape.

[0012] By adopting the above technical solution, the sealing performance inside the box can be improved.

[0013] Preferably, a control switch is provided in the middle part of one side of the box body, and rollers are evenly provided at the bottom end of the box body.

[0014] By adopting the above technical solution, the position of the device can be moved conveniently.

[0015] Preferably, a processing mechanism is provided inside the box body, and the processing mechanism comprises a processing box provided at the lower part of the box body, a dosing tube is provided above one end of the processing box, and a sealing cover is provided above the dosing tube.

[0016] By adopting the above technical solution, the reaction liquid can be discharged into the box body to mix with the refrigerant waste liquid.

[0017] Preferably, the processing mechanism further comprises a drain pipe which is arranged to penetrate below one end of the processing box away from the dosing pipe, and a control valve is arranged on the outside of the drain pipe.

[0018] By adopting the above technical solution, the refrigerant waste liquid after treatment can be discharged through the drain pipe.

[0019] Compared with the prior art, the beneficial effects of the utility model are:

[0020] 1. The device is provided with a box, a filter mechanism, a filter tank, a spring, a movable plate, a fixing rod, a filter frame, a No. 1 filter screen, a plug rod, a No. 2 filter screen and an adjusting rod. The plug rod can be removed from the inside of the filter frame by pulling the adjusting rod, so that the filter frame can be removed to clean and replace the filter screen inside, which effectively improves the practicality of the device;

[0021] 2. By setting a limiting mechanism, a box cover, a limiting groove, a sealing gasket, an external thread, a box body and an adjusting rod, and fixing the box cover to the top of the box body, the limiting groove can be used to limit the adjusting rod to avoid movement of the adjusting rod during operation, thereby effectively improving the stability of the filter frame during operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the three-dimensional structure of the main body of the device of the utility model;

[0023] Figure 2 This is a schematic diagram of the overall front view structure of the utility model;

[0024] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0025] Figure 4 For this utility model Figure 2 Enlarged structural diagram at B in the middle.

[0026] In the figure: 1. limit mechanism; 101. handle; 102. box cover; 103. liquid filling port; 104. limit groove; 105. sealing gasket; 106. external thread; 2. box body; 3. control switch; 4. processing mechanism; 401. dosing pipe; 402. processing box; 403. drain pipe; 5. filtering mechanism; 501. filter tank; 502. spring; 503. movable plate; 504. fixing rod; 505. filter frame; 506. No. 1 filter screen; 507. plug rod; 508. No. 2 filter screen; 509. adjusting rod; 6. roller. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] Embodiment 1

[0029] See also Figures 1 to 4The utility model provides a technical solution: a refrigerant recovery device, including a box body 2 and a filter mechanism 5, the filter mechanism 5 is arranged above the inside of the box body 2, the filter mechanism 5 includes a filter tank 501 arranged above the inside of the box body 2, a filter frame 505 is arranged above the inside of the filter tank 501, and the filter frame 505 can provide a bearing capacity; a No. 1 filter screen 506 is arranged below the inside of the filter frame 505, and a No. 2 filter screen 508 is arranged above the inside of the filter frame 505, and the impurities in the refrigerant waste liquid can be filtered by the operation of the No. 1 filter screen 506 and the No. 2 filter screen 508; both ends of the top of the filter tank 501 are provided with fixing rods 504, and the fixing rods 504 can provide a bearing capacity; the fixing rods 5 04 is provided with a spring 502 on the outside, and a movable plate 503 is slidingly provided on the outside of the fixed rod 504. The bottom end of the movable plate 503 is provided with an insertion rod 507, and the top end of the movable plate 503 is provided with an adjusting rod 509. By pulling the adjusting rod 509, the movable plate 503 can be driven to move upward, so that the insertion rod 507 is moved out from the inside of the filter frame 505, and the filter frame 505 can be easily removed from the filter tank 501, so as to facilitate the cleaning and replacement of the No. 1 filter screen 506 and the No. 2 filter screen 508; the two ends of the spring 502 are respectively abutted against the fixed rod 504 and the movable plate 503, and the elasticity of the spring 502 can be used to push the insertion rod 507 to be inserted into the filter frame 505, so that the filter frame 505 can be fixed.

[0030] Embodiment 2

[0031] A limiting mechanism 1 is arranged above the interior of the box body 2, and the limiting mechanism 1 includes a box cover 102 arranged above the interior of the box body 2, which is convenient for protecting the interior of the box body 2; the exterior of the box cover 102 is evenly provided with external threads 106, and the interior of the box cover 102 is provided with a liquid filling port 103, and the refrigerant waste liquid can be poured into the interior of the box body 2 through the liquid filling port 103; a limiting groove 104 is arranged at the bottom end of the box cover 102, and the limiting groove 104 is arranged in a circular ring shape, and the limiting groove 104 is consistent with the adjustment rod 509. By inserting the adjustment rod 509 into the limiting groove 104 at the bottom end of the box cover 102, the limiting groove 104 can be used to limit the adjustment rod 509, and the adjustment rod 509 can be avoided as much as possible. The filter frame 505 moves during operation, which effectively improves the stability of the filter frame 505 during operation; a thread groove that matches the external thread 106 is opened on the upper part of the box body 2, and the box cover 102 can be fixed to the top of the box body 2 by utilizing the engagement of the external thread 106 on the box cover 102 and the internal thread groove of the box body 2; the limiting mechanism 1 also includes a handle 101 arranged on both sides of the top of the box cover 102, and the outside of the handle 101 is provided with a frosted sleeve, which can increase the friction force on the outside of the handle 101, thereby facilitating the staff to rotate the box cover 102; the limiting mechanism 1 also includes a sealing gasket 105 arranged at the bottom end of the box cover 102, and the sealing gasket 105 is arranged in a circular ring shape, which can improve the sealing inside the box body 2.

[0032] Embodiment 3

[0033] A control switch 3 is provided in the middle part of one side of the box body 2, and rollers 6 are evenly provided at the bottom end of the box body 2, which can facilitate the movement of the position of the device; a processing mechanism 4 is provided inside the box body 2, and the processing mechanism 4 includes a processing box 402 arranged at the lower part of the box body 2, and a drain port is provided at the top of the processing box 402 to communicate with the filter tank 501; a dosing pipe 401 is provided above one end of the processing box 402, and the reaction liquid can be poured into the processing box 402 through the dosing pipe 401; a sealing cover is provided above the dosing pipe 401, which is convenient for protecting the dosing pipe 401 and avoiding foreign matter from falling into the dosing pipe 401 as much as possible; the processing mechanism 4 also includes a drain pipe 403 that is provided below the end of the processing box 402 away from the dosing pipe 401, and a control valve is provided on the outside of the drain pipe 403, and the control switch 3 is electrically connected to the control valve. By opening the control valve, the refrigerant waste liquid after treatment can be discharged through the drain pipe 403.

[0034] Working principle: first, turn on the power supply, then pour the waste refrigerant liquid into the interior of the box body 2 through the liquid filling port 103, and use the No. 1 filter 506 and the No. 2 filter 508 to filter the impurities in the waste refrigerant liquid, and then the filtered waste refrigerant liquid enters the interior of the treatment box 402 through the drain port, and then the reaction liquid is poured into the treatment box 402 through the dosing pipe 401, so that the waste refrigerant liquid and the reaction liquid are mixed, and then the control valve is opened by the control switch 3, and the waste refrigerant liquid after treatment is discharged through the drain pipe 403, which effectively improves the treatment effect of the device on the waste refrigerant liquid;

[0035] Secondly, when the device has been working for a long time, the box cover 102 is first rotated to remove the box cover 102 from the box body 2, and then the movable plate 503 can be driven to move upward by pulling the adjustment rod 509, so that the insertion rod 507 is moved out from the inside of the filter frame 505, and the filter frame 505 can be easily removed from the filter tank 501, so that the first filter screen 506 and the second filter screen 508 can be cleaned and replaced, which effectively improves the practicality of the device;

[0036] Finally, when the No. 1 filter 506 and the No. 2 filter 508 are cleaned, the filter frame 505 is put back to the top of the filter tank 501, and then the elasticity of the spring 502 can be used to push the insertion rod 507 to be inserted into the filter frame 505, so as to fix the filter frame 505; then by rotating the box cover 102, the box cover 102 can be fixed to the top of the box body 2 by utilizing the engagement of the external thread 106 on the box cover 102 and the internal thread groove of the box body 2, and the adjusting rod 509 can be inserted into the limiting groove 104 at the bottom end of the box cover 102, and the limiting groove 104 can be used to limit the adjusting rod 509 to try to avoid the adjustment rod 509 from moving during operation, thereby effectively improving the stability of the filter frame 505 during operation.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A refrigerant recovery device, characterized in that: include: Box (2); A filter mechanism (5), the filter mechanism (5) is arranged above the interior of the housing (2), the filter mechanism (5) comprises a filter tank (501) arranged above the interior of the housing (2), a filter frame (505) is arranged above the interior of the filter tank (501), a No. 1 filter screen (506) is arranged below the interior of the filter frame (505), a No. 2 filter screen (508) is arranged above the interior of the filter frame (505), both ends of the top of the filter tank (501) are provided with fixed rods (504), the outside of the fixed rod (504) is sleeved with a spring (502), the outside of the fixed rod (504) is slidably provided with a movable plate (503), the bottom end of the movable plate (503) is provided with an insertion rod (507), the top end of the movable plate (503) is provided with an adjustment rod (509), and the two ends of the spring (502) are respectively in contact with the fixed rod (504) and the movable plate (503).

2. A refrigerant recovery device according to claim 1, characterized in that: A limiting mechanism (1) is arranged above the interior of the box body (2), and the limiting mechanism (1) comprises a box cover (102) arranged above the interior of the box body (2), the exterior of the box cover (102) is evenly provided with external threads (106), a liquid filling port (103) is provided inside the box cover (102), a limiting groove (104) is provided at the bottom end of the box cover (102), the limiting groove (104) is arranged in a circular ring shape, the limiting groove (104) is matched with the adjustment rod (509), and a thread groove matching with the external thread (106) is provided above the interior of the box body (2).

3. A refrigerant recovery device according to claim 2, characterized in that: The limiting mechanism (1) further comprises handles (101) arranged on both sides of the top end of the box cover (102), and a frosted sleeve is arranged on the outside of the handles (101).

4. A refrigerant recovery device according to claim 2, characterized in that: The limiting mechanism (1) further comprises a sealing gasket (105) arranged at the bottom end of the box cover (102), and the sealing gasket (105) is arranged in a circular ring shape.

5. The refrigerant recovery device according to claim 1, characterized in that: A control switch (3) is arranged in the middle of one side of the box body (2), and rollers (6) are evenly arranged at the bottom end of the box body (2).

6. A refrigerant recovery device according to claim 1, characterized in that: A processing mechanism (4) is arranged inside the box body (2), and the processing mechanism (4) comprises a processing box (402) arranged at the lower part of the box body (2), a dosing tube (401) is arranged above one end of the processing box (402), and a sealing cover is arranged above the dosing tube (401).

7. A refrigerant recovery device according to claim 6, characterized in that: The treatment mechanism (4) further comprises a liquid discharge pipe (403) which is arranged to penetrate below one end of the treatment box (402) away from the dosing pipe (401), and a control valve is arranged outside the liquid discharge pipe (403).

Images