CN219933001U - Visual ball valve of refrigerant - Google Patents
Visual ball valve of refrigerant Download PDFInfo
- Publication number
- CN219933001U CN219933001U CN202320862489.8U CN202320862489U CN219933001U CN 219933001 U CN219933001 U CN 219933001U CN 202320862489 U CN202320862489 U CN 202320862489U CN 219933001 U CN219933001 U CN 219933001U
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- CN
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- Prior art keywords
- valve
- refrigerant
- hole
- valve body
- liquid
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- 239000003507 refrigerant Substances 0.000 title claims abstract description 23
- 230000000007 visual effect Effects 0.000 title claims description 4
- 239000007788 liquid Substances 0.000 claims abstract description 35
- 238000007789 sealing Methods 0.000 claims abstract description 25
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 230000008859 change Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000005057 refrigeration Methods 0.000 abstract description 3
- 238000004378 air conditioning Methods 0.000 abstract description 2
- 210000004907 gland Anatomy 0.000 abstract 1
- 229910000679 solder Inorganic materials 0.000 abstract 1
- 238000007599 discharging Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Abstract
The utility model discloses a ball valve with a visible refrigerant, which comprises a valve body, wherein a valve knob hole, a liquid viewing hole and an exhaust hole are formed in the valve body; a liquid viewing lens is clamped at the liquid viewing hole, and an indication paper is clamped at the inner side of the liquid viewing lens through an elastic supporting sheet and is sealed through a PTEF sealing ring; be equipped with valve core subassembly in the exhaust hole to through gland nut seal fixation, relate to refrigeration plant technical field, through looking to installing in the liquid mirror valve body and look liquid lens, realize at air conditioning system or add the refrigerant in-process can audio-visual observation outlet duct refrigerant flow condition, ensure the security performance of refrigerant filling, also can be according to looking the change that indicates the paper colour in the liquid mirror simultaneously and judge the moisture content state of refrigerant, be fixed the indicator paper under looking the liquid lens through elasticity straight piece, reduced the solder joint, and then reduced the leakage risk.
Description
Technical Field
The utility model belongs to the technical field of refrigeration equipment, and particularly relates to a ball valve with a visible refrigerant.
Background
The ball valve belongs to a valve, is mainly used for cutting off or connecting a medium, can also be used for regulating and controlling fluid, and is a key component in a refrigeration system. The filling and discharging of the refrigerant in the refrigerating system are all high-risk industries which are manually carried out, whether the refrigerant flows in the existing refrigerating system is completely imperceptible or completely depends on experience of workers, two products of a liquid viewing mirror and a valve are arranged in the existing refrigerating system, the liquid viewing mirror is mainly used for visualizing the state of the refrigerating system, determining whether the refrigerant needs to be filled and monitoring the state of the moisture content in the refrigerating system (the liquid viewing mirror is provided with an indicator element which is highly sensitive to the moisture and gradually changes color along with the change of the moisture content of the refrigerating system, and the two products are welded in series, so that welding spots are more, the leakage risk is increased, and the cost is increased.
In view of this, there is an urgent need for a refrigerant-visible ball valve structure to solve the above problems.
Disclosure of Invention
The utility model aims to provide a ball valve with a visible refrigerant, which solves the problems in the background technology.
The technical scheme adopted by the utility model is as follows:
the ball valve comprises a valve body, wherein a valve knob hole, a liquid viewing hole and an exhaust hole are formed in the valve body, a valve ball is arranged in the valve body, a valve knob is arranged outside the valve knob hole, and the valve knob penetrates through the valve knob hole and is connected with the valve ball;
a liquid viewing lens is clamped at the liquid viewing hole, and an indication paper is clamped at the inner side of the liquid viewing lens through an elastic supporting sheet and is sealed through a PTEF sealing ring;
and a valve core assembly is arranged in the exhaust hole and is sealed and fixed through a sealing nut.
Preferably, the elastic support piece comprises an indication paper clamping plate, an indication paper clamping groove is formed in the indication paper clamping plate, a through hole is formed in the bottom of the indication paper clamping plate, a plurality of elastic pieces are arranged in an annular array on the outer side of the indication paper clamping plate, one end, away from the indication paper clamping plate, of each elastic piece is arranged at the step of the liquid viewing hole in a lap mode, and the indication paper is clamped in the indication paper clamping groove.
Preferably, the left end of the valve body is communicated with the air inlet pipe through a valve cover, the valve cover is welded with the air inlet pipe, and the right end of the valve body is provided with a red copper sealing cap through clamping and is fixed through a nut.
Preferably, the valve body and the valve ball are sealed by PTEF gaskets on two sides of the valve ball.
Preferably, the valve knob is sealed with the valve body by an O-ring.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
1. according to the utility model, the liquid-viewing lens is arranged in the liquid-viewing lens valve body, so that the flowing condition of the refrigerant in the air-conditioning system or the refrigerant filling process can be intuitively observed, the safety performance of refrigerant filling is ensured, meanwhile, the moisture content state of the refrigerant can be judged according to the color change of the indication paper in the liquid-viewing lens, and the indication paper is fixed under the liquid-viewing lens through the elastic straight supporting sheet, so that the welding spots are reduced, and the leakage risk is further reduced.
2. According to the utility model, the safety of equipment is improved by discharging residual refrigerant through the valve core assembly after the liquid adding or in the air discharging process.
Drawings
FIG. 1 is an exploded view of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
FIG. 3 is an enlarged view of the structure at A of the present utility model;
FIG. 4 is a schematic diagram of the overall structure of the present utility model;
FIG. 5 is a schematic view of the structure of the elastic supporting sheet of the present utility model;
in the figure: 1. an air inlet pipe; 2. a valve cover; 3. a PTEF gasket; 4. a valve ball; 5. an O-ring; 6. a valve knob; 8. a liquid optic; 9. an indication paper; 10. an elastic support sheet; 11. a PTEF sealing ring; 12. a valve body; 13. sealing cap with red copper; 14. a nut; 15. a valve core assembly; 16. and (5) sealing the nut.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Examples:
1-5, the visual ball valve of a refrigerant, as shown in fig. 1-5, including the valve body 12, there are valve knob hole, look liquid hole, exhaust hole on the valve body 12, there are valve balls 4 in the valve body 12, there are valve knobs 6 outside the valve knob hole, the valve knob 6 passes the valve knob hole to link with valve ball 4;
a liquid viewing lens 8 is clamped at the liquid viewing hole, and an indication paper 9 is clamped at the inner side of the liquid viewing lens 8 through an elastic supporting sheet 10 and is sealed through a PTEF sealing ring 11;
the exhaust hole is internally provided with a valve core assembly 15 and is sealed and fixed by a sealing nut 16.
In one possible implementation manner, the elastic supporting piece 10 comprises an indication paper clamping plate, an indication paper clamping groove is formed in the indication paper clamping plate, a through hole is formed in the bottom of the indication paper clamping groove, a plurality of elastic pieces are arranged in an annular array on the outer side of the indication paper clamping plate, one end, away from the indication paper clamping plate, of each elastic piece is arranged at the step of the liquid viewing hole, and the indication paper 9 is clamped in the indication paper clamping groove.
In one possible embodiment, the left end of the valve body 12 is communicated with the air inlet pipe 1 through the valve cover 2, the valve cover 2 is welded with the air inlet pipe 1, and the right end of the valve body 12 is provided with a red copper sealing cap 13 through clamping and is fixed through a nut 14.
In one possible embodiment, the valve body 12 and the valve ball 4 are sealed by PTEF gaskets 3 on both sides of the valve ball 4.
In one possible embodiment, the valve knob 6 is sealed to the valve body 2 by an O-ring 5.
In one possible implementation, the indicator paper 9 is used for detecting the moisture of the refrigerant, a step is arranged in the liquid viewing hole of the valve body 12, an inward flanging is arranged at the connecting end of the valve body 12 and the liquid viewing lens 8, the flanging is pressed against the liquid viewing lens 8 inwards through the PTEF sealing ring 11, and the elastic supporting sheet 10 under the liquid viewing lens 8 is used for tightly attaching the indicator paper 9 to the liquid viewing lens 8.
In one possible implementation, the valve core assembly 15 is connected with the sealing nut 16 through threads, the gas outlet pipe end is provided with threads, the red copper sealing cap 11 is sealed with the conical surface of the gas outlet pipe end through the protection nut 14 through thread locking force, the valve cover 2 is welded with the valve body 7 after locking force, the two sides of the valve ball 11 are provided with the valve sealing gasket 3, the valve knob 6 is sealed with the valve body 7 by the O-shaped ring 5, and the valve ball 4 is rotated through the valve knob 6 to achieve the opening and closing function.
The working principle is that referring to fig. 1-5, an air inlet pipe 1 is welded with a valve cover 2, a sealing gasket 3, a valve knob 6 and a valve ball 4 are arranged in a valve body 12, the valve body 12 is provided with a valve knob hole, the valve knob 6 is connected with the valve ball 4 through the valve knob hole, a liquid viewing hole of the valve body 12 is provided with a sealing groove and a supporting groove step, a sealing ring 11 and an elastic supporting piece 10 are respectively arranged in a corresponding groove, a liquid viewing lens 8 and the valve body 12 are deformed through pressure welding, the sealing ring 11 and the liquid viewing lens 8 are sealed, an inner cavity of an exhaust structure is provided with internal and external threads, a valve core assembly 15 is connected with a sealing nut 16 through threads, a gas outlet pipe end is provided with threads, a red copper sealing cap 11 is sealed with a gas outlet pipe end conical surface through thread locking force through a protection nut 14, the valve knob 2 is welded with the valve body 7 after locking force, two sides of the valve ball 11 are provided with the valve sealing gasket 3, the valve knob 6 is sealed with the valve body 7, and the valve body 7 is provided with an O-shaped ring 5, and the valve ball 4 is rotated through the valve knob 6 to achieve the opening and closing functions.
Under the open state of the ball valve, the air inlet pipe 1 is in air, the air outlet pipe (the valve body 12) is out of air, the whole flow process of the refrigerant and the moisture content state of the refrigerant are observed through the liquid-viewing lens 8, when the air is required to be exhausted, the ball valve is closed, the nut 14 is unscrewed, the valve core assembly 15 is pressed, and the residual refrigerant flows out from the exhaust structure.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (5)
1. A visual ball valve of refrigerant, characterized in that: the valve comprises a valve body (12), wherein a valve knob hole, a liquid viewing hole and an exhaust hole are formed in the valve body (12), a valve ball (4) is arranged in the valve body (12), a valve knob (6) is arranged outside the valve knob hole, and the valve knob (6) passes through the valve knob hole and is connected with the valve ball (4);
a liquid viewing lens (8) is clamped at the liquid viewing hole, and an indication paper (9) is clamped at the inner side of the liquid viewing lens (8) through an elastic supporting sheet (10) and is sealed through a PTEF sealing ring;
the exhaust hole is internally provided with a valve core assembly (15) and is sealed and fixed through a sealing nut (16).
2. A refrigerant-viewable ball valve as recited in claim 1 wherein: the elastic support piece (10) comprises an indication paper clamping plate, an indication paper clamping groove is formed in the indication paper clamping plate, a through hole is formed in the bottom of the indication paper clamping groove, a plurality of elastic pieces are arranged in an annular array on the outer side of the indication paper clamping plate, one end, away from the indication paper clamping plate, of each elastic piece is arranged at the position of a viewing hole step, and the indication paper (9) is clamped in the indication paper clamping groove.
3. A refrigerant-viewable ball valve as recited in claim 1 wherein: the left end of the valve body (12) is communicated with the air inlet pipe (1) through the valve cover (2), the valve cover (2) is welded with the air inlet pipe (1), and the right end of the valve body (12) is provided with a red copper sealing cap (13) through clamping and is fixed through a nut (14).
4. A refrigerant-viewable ball valve as recited in claim 1 wherein: the valve body (12) and the valve ball (4) are sealed through PTEF sealing gaskets (3) at two sides of the valve ball (4).
5. A refrigerant-viewable ball valve as recited in claim 1 wherein: the valve knob (6) and the valve body (12) are sealed through an O-shaped ring (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320862489.8U CN219933001U (en) | 2023-04-18 | 2023-04-18 | Visual ball valve of refrigerant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320862489.8U CN219933001U (en) | 2023-04-18 | 2023-04-18 | Visual ball valve of refrigerant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219933001U true CN219933001U (en) | 2023-10-31 |
Family
ID=88499969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320862489.8U Active CN219933001U (en) | 2023-04-18 | 2023-04-18 | Visual ball valve of refrigerant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219933001U (en) |
-
2023
- 2023-04-18 CN CN202320862489.8U patent/CN219933001U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |