CN211423486U - Safety relief valve for refrigeration liquid storage device - Google Patents
Safety relief valve for refrigeration liquid storage device Download PDFInfo
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- CN211423486U CN211423486U CN201921955798.XU CN201921955798U CN211423486U CN 211423486 U CN211423486 U CN 211423486U CN 201921955798 U CN201921955798 U CN 201921955798U CN 211423486 U CN211423486 U CN 211423486U
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- valve body
- tail pipe
- barrier plate
- side wall
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Abstract
The utility model discloses a refrigeration safety relief valve for liquid storage device, which comprises a valve body, the one end thread bush of valve body is equipped with the valve tail pipe, the other end thread bush of valve body is equipped with the valve gap, and valve tail pipe, valve gap all overlap and locate the valve body lateral wall, it is equipped with first baffler to slide in the valve gap, one side lateral wall that first baffler is close to the valve body is fixed to be equipped with the spring, the fixed second baffler that is equipped with of one end that first baffler was kept away from to the spring, and the inside wall of second baffler lateral wall and valve body slides and set up, one side that the valve body was kept away from to first baffler rotates and is equipped with the piston rod, and the one end that first baffler was kept away from to the piston rod runs through the lateral wall of valve gap and is connected with the lateral wall. This device can maintain its normal atmospheric pressure at refrigeration reservoir during operation, has detachable filtration, guarantees the normal work of relief valve.
Description
Technical Field
The utility model relates to a refrigeration reservoir is related to technical field, especially relates to a refrigeration is safety relief valve for liquid storage device.
Background
The liquid accumulator is an important part of the compressor and plays roles in storage, gas-liquid separation, noise reduction and refrigerant buffering. It is composed of cylinder, air inlet pipe, air outlet pipe and filter screen. The accumulator is installed in the air conditioner evaporator and the air suction pipe of the compressor and is a protecting part for preventing liquid refrigerant from flowing into the compressor to produce liquid impact. During the operation of the air conditioning system, the refrigerant can not be completely vaporized; namely, the liquid refrigerant from the evaporator enters the liquid storage device, and the liquid refrigerant which is not vaporized directly falls to the bottom of the liquid storage device because the liquid refrigerant is heavier than gas.
The decompression valve need be installed to current reservoir under some conditions, and current decompression valve is arranged in the reservoir to be difficult to control its release, and current pressure release ware is used for the refrigeration reservoir, and at the pressure release in-process, some refrigerants of refrigeration reservoir meeting discharge and other emissions to the decompression valve in, lead to the decompression valve work function to descend, can lead to the damage of decompression valve for a long time.
Therefore, in order to solve the above problems, we propose a safety relief valve for a refrigeration liquid storage device.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, install the relief valve on the refrigeration reservoir and can lead to the work function to descend because the refrigerant of reservoir emission or other emissions pile up inside, and a refrigeration is safe relief valve for liquid storage ware that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a safety relief valve for a refrigeration liquid storage device comprises a valve body, wherein a valve tail pipe is sleeved at one end of the valve body in a threaded manner, a valve cover is sleeved at the other end of the valve body in a threaded manner, the valve tail pipe and the valve cover are both sleeved on the outer side wall of the valve body, a first barrier plate is slidably arranged in the valve cover, a spring is fixedly arranged on the side wall, close to the valve body, of the first barrier plate, a second barrier plate is fixedly arranged at one end, far away from the first barrier plate, of the spring, the side wall, far away from the first barrier plate, of the second barrier plate is slidably arranged with the inner side wall of the valve body, a piston rod is rotatably arranged on one side, far away from the valve body, of the first barrier plate, one end, far away from the first barrier plate, of the piston rod penetrates through the side wall of the valve cover and is rotatably connected with the side wall, and a valve is arranged on the air inlet pipeline and is positioned between the air pressure meter and the valve tail pipe.
Preferably, the filtering device comprises a filtering tank, the filtering tank comprises an outer tank and an inner tank, a filter screen is arranged on the filtering tank, the filter screen is arranged on one side, away from the outer tank, of the inner tank of the filtering tank, and a cavity with a certain space is formed in the inner tank of the filtering tank.
Preferably, the inside wall of valve tail pipe is fixed and is equipped with annular first baffle, and filter equipment is located one side setting of first baffle, still the screw thread is equipped with a plurality of screws on the first baffle, and the screw in proper order run through the lateral wall of filter-tank, the lateral wall of first baffle and with the lateral wall threaded connection of filter-tank.
Preferably, the diameters of the valve tail pipe and the valve cover are the same, the opposite side walls of the valve tail pipe and the valve cover are arranged adjacently, and the sealing adhesive tape is adhered to the outer side of the joint of the valve tail pipe and the valve cover.
Preferably, the first separation plate is close to one side symmetry of second separation plate and is fixed and be equipped with two long rod cover, the second separation plate is close to one side symmetry of first separation plate and is fixed and be equipped with two dead levers, the dead lever lateral wall is located to long rod cover slip cap, and both relative one ends match the block setting.
Preferably, a plurality of second baffle plates are symmetrically arranged on the inner side wall of one end of the valve body close to the valve tail pipe.
The utility model has the advantages that:
the valve tail pipe and the valve cover are arranged on the outer side of the valve body in a threaded sleeve mode, the spring is connected with the first barrier plate and the second barrier plate, the height difference between the first barrier plate and the second barrier plate is utilized, the first barrier plate slides to the other side of the air outlet hole, the second barrier plate slides to the outer portion of the valve body, gas in the pressure release valve is discharged, and the air pressure in the refrigeration liquid storage device is kept stable.
Through setting up the filter-tank, at one side installation filter screen of filter-tank, there is certain cavity in the filter-tank, can be so that filterable residue stays in the cavity, utilizes the screw to be connected the filter-tank with the first baffle of fixing on the valve tail pipe, then the filter-tank is detachable device, because valve tail pipe and valve body threaded connection, then can dismantle the valve tail pipe, dismantles its inside filter-tank and filter screen and gets off and wash.
Drawings
Fig. 1 is a schematic structural view of a safety relief valve for a refrigeration liquid storage device according to the present invention;
fig. 2 is a schematic structural view of a filter screen of a safety relief valve for a refrigeration liquid storage device provided by the utility model;
fig. 3 is the utility model provides a filter equipment schematic structure of safety relief valve for refrigeration liquid storage device.
In the figure: the valve comprises a valve tail pipe 1, a valve cover 2, a valve body 3, an air inlet pipeline 4, a barometer 5, a valve 6, a first separation plate 7, a second separation plate 8, a spring 9, a fixing rod 10, a long rod sleeve 11, a piston rod 12, a filter tank 13, a first baffle 14, a screw 15, a second baffle 16, a sealing adhesive tape 17, an air outlet hole 18 and a filter screen 19.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-3, a safety relief valve for a refrigeration liquid storage device comprises a valve body 3, a valve tail pipe 1 is sleeved at one end of the valve body 3 through threads, a plurality of second baffles 16 are symmetrically arranged on the inner side wall of one end, close to the valve tail pipe 1, of the valve body 3, a valve cover 2 is sleeved at the other end of the valve body 3 through threads, the outer side wall of the valve tail pipe 1 and the outer side wall of the valve cover 2 are both sleeved with the valve cover 2, the diameters of the valve tail pipe 1 and the valve cover 2 are the same, the opposite side walls of the valve tail pipe 1 and the valve cover 2 are adjacently arranged, a sealing adhesive tape 17 is attached to the outer side of the joint of the valve tail pipe 1 and the valve cover 2 to prevent gas in the relief valve from leaking from a connecting gap between the valve tail pipe 1 and the valve cover 2, a first blocking plate 7 is slidably arranged in the valve cover 2, a spring 9 is fixedly arranged on the side wall of one, two long rod sleeves 11 are symmetrically and fixedly arranged on one side of a first barrier plate 7 close to a second barrier plate 8, two fixed rods 10 are symmetrically and fixedly arranged on one side of the second barrier plate 8 close to the first barrier plate 7, the long rod sleeves 11 are slidably sleeved on the outer side walls of the fixed rods 10, and the opposite ends of the long rod sleeves and the fixed rods are matched and clamped, so that air pressure from a refrigeration liquid storage device can push the second barrier plate 8 to move towards the position of the first barrier plate 7, under the action of elastic force of a spring 9, the first barrier plate 7 can move towards the other side of an air outlet hole 18 to drive a piston rod 12 to slide outwards, after gas in a pressure release valve is released, the piston rod 12 is pushed back to the original position, the second barrier plate 8 can return to the original position under the action of the spring 9, under the matching action of the long rod sleeves 11 and the fixed rods 10, the second barrier plate 8 cannot change the position height and still returns along the original path, a piston rod 12 is rotatably arranged on one side, away from the valve body 3, of the first blocking plate 7, one end, away from the first blocking plate 7, of the piston rod 12 penetrates through the side wall of the valve cover 2 and is rotatably connected with the side wall of the valve cover 2, an air outlet hole 18 is formed in the side wall, away from the valve body 3, of the valve cover 2, a filtering device is arranged in the valve tail pipe 1 and comprises a filtering tank 13, the filtering tank 13 comprises an outer tank and an inner tank, a filtering net 19 is arranged on the filtering tank 13, the filtering net 19 is arranged on one side, away from the outer tank, of the inner tank of the filtering tank 13, a cavity with a certain space is formed in the inner tank of the filtering tank 13, filtered residues can be accumulated in the cavity and are convenient to clean, an annular first baffle plate 14 is fixedly arranged on the inner side wall of the valve tail pipe 1, the filtering device is arranged on one side, away from the first baffle plate, The side wall of the first baffle plate 14 is in threaded connection with the side wall of the filter tank 13, the filter tank 13 is connected with the first baffle plate 14 fixed on the valve tail pipe 1 through a screw 15, the filter tank 13 is of a detachable structure, the valve tail pipe 1 can be detached due to the threaded connection of the valve tail pipe 1 and the valve body 3, the filter tank 13 and the filter screen 19 inside the valve tail pipe are detached and cleaned, one end, far away from the valve body 3, of the valve tail pipe 1 is communicated with the air inlet pipe 4, the air inlet pipe 4 is provided with the barometer 5, the air inlet pipe 4 is provided with the valve 6, and the valve 6 is located between the barometer 5 and the valve tail pipe 1.
When the utility model is used, the air inlet end of the air inlet pipe 4 is communicated with the refrigeration liquid storage device, the indication number of the barometer 5 on the air inlet pipe 4 is observed, the air pressure displayed by the barometer 5 is the air pressure of the refrigeration liquid storage device, if the air pressure is too large, the valve 6 is opened, the air in the refrigeration liquid storage device is put into the pressure release valve, the air pressure coming from the refrigeration liquid storage device can push the second baffle plate 8 to move towards the position of the first baffle plate 7, under the action of the elastic force of the spring 9, the first baffle plate 7 can move towards the other side of the air outlet hole 18 to drive the piston rod 12 to slide outwards, after the air in the pressure release valve is released, the piston rod 12 is pushed back to the original position, the second baffle plate 8 can return to the original position under the action of the spring 9, under the matching action of the long rod sleeve 11 and the fixed rod 10, the second baffle plate 8 can not change the position height, therefore, the air pressure in the refrigeration liquid storage device is kept stable, the pressure release valve is used for a period of time, the sealing adhesive tape 17 is disassembled, the valve tail pipe 1 and the valve body 3 are disassembled, the screw 15 is unscrewed, the filter tank 13 is disassembled, the filter tank 13 and the filter screen 19 are cleaned, the pressure release valve is cleaned regularly, and the maintenance of the normal state of the working machine is facilitated.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The safety relief valve for the refrigeration liquid storage device comprises a valve body (3) and is characterized in that one end of the valve body (3) is sleeved with a valve tail pipe (1), the other end of the valve body (3) is sleeved with a valve cover (2), the valve tail pipe (1) and the valve cover (2) are both sleeved on the outer side wall of the valve body (3), a first barrier plate (7) is arranged in the valve cover (2) in a sliding mode, a spring (9) is fixedly arranged on the side wall, close to the valve body (3), of the first barrier plate (7), a second barrier plate (8) is fixedly arranged at one end, far away from the first barrier plate (7), of the spring (9), the side wall of the second barrier plate (8) is arranged in a sliding mode with the inner side wall of the valve body (3), a piston rod (12) is rotatably arranged on one side, far away from the valve body (3), of the piston rod (12), one end, far away from the first barrier plate (7), of, the lateral wall that valve body (3) were kept away from in valve gap (2) is equipped with venthole (18), be equipped with filter equipment in valve tail pipe (1), the one end intercommunication that valve body (3) were kept away from in valve tail pipe (1) has inlet duct (4), be equipped with barometer (5) on inlet duct (4), be equipped with valve (6) on inlet duct (4), and valve (6) are located between barometer (5) and valve tail pipe (1).
2. The safety relief valve for the refrigeration liquid storage device according to claim 1, characterized in that the filtering device comprises a filtering tank (13), the filtering tank (13) comprises an outer tank and an inner tank, a filter screen (19) is arranged on the filtering tank (13), the filter screen (19) is arranged on one side of the inner tank of the filtering tank (13) far away from the outer tank, and a cavity with a certain space is formed in the inner tank of the filtering tank (13).
3. The safety relief valve for the refrigeration liquid storage device according to claim 2, characterized in that an annular first baffle (14) is fixedly arranged on the inner side wall of the valve tail pipe (1), the filtering device is arranged on one side of the first baffle (14), a plurality of screws (15) are further arranged on the first baffle (14) in a threaded manner, and the screws (15) sequentially penetrate through the side wall of the filtering tank (13) and the side wall of the first baffle (14) and are in threaded connection with the side wall of the filtering tank (13).
4. The safety relief valve for the refrigeration liquid storage device according to claim 1, characterized in that the diameters of the valve tail pipe (1) and the valve cover (2) are the same, the opposite side walls of the valve tail pipe (1) and the valve cover (2) are adjacently arranged, and a sealing tape (17) is pasted on the outer side of the joint of the valve tail pipe (1) and the valve cover (2).
5. The safety relief valve for the refrigeration liquid storage device according to claim 1, wherein two long rod sleeves (11) are symmetrically and fixedly arranged on one side of the first barrier plate (7) close to the second barrier plate (8), two fixed rods (10) are symmetrically and fixedly arranged on one side of the second barrier plate (8) close to the first barrier plate (7), the outer side wall of each fixed rod (10) is sleeved with the long rod sleeve (11) in a sliding mode, and one opposite ends of the two long rod sleeves are matched and clamped.
6. A safety relief valve for a refrigeration reservoir according to claim 1, characterized in that a plurality of second baffles (16) are symmetrically arranged on the inner side wall of one end of the valve body (3) close to the tail pipe (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921955798.XU CN211423486U (en) | 2019-11-13 | 2019-11-13 | Safety relief valve for refrigeration liquid storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921955798.XU CN211423486U (en) | 2019-11-13 | 2019-11-13 | Safety relief valve for refrigeration liquid storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211423486U true CN211423486U (en) | 2020-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921955798.XU Active CN211423486U (en) | 2019-11-13 | 2019-11-13 | Safety relief valve for refrigeration liquid storage device |
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| Country | Link |
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| CN (1) | CN211423486U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113351425A (en) * | 2021-06-09 | 2021-09-07 | 宁波润华全芯微电子设备有限公司 | Portable photoresist gluing device |
-
2019
- 2019-11-13 CN CN201921955798.XU patent/CN211423486U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113351425A (en) * | 2021-06-09 | 2021-09-07 | 宁波润华全芯微电子设备有限公司 | Portable photoresist gluing device |
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