CN219712365U - Stop valve structure capable of being quickly connected with fluorine filling - Google Patents
Stop valve structure capable of being quickly connected with fluorine filling Download PDFInfo
- Publication number
- CN219712365U CN219712365U CN202320597711.6U CN202320597711U CN219712365U CN 219712365 U CN219712365 U CN 219712365U CN 202320597711 U CN202320597711 U CN 202320597711U CN 219712365 U CN219712365 U CN 219712365U
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- CN
- China
- Prior art keywords
- fluorine
- valve body
- nozzle
- valve
- sealing
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- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 title claims abstract description 76
- 229910052731 fluorine Inorganic materials 0.000 title claims abstract description 76
- 239000011737 fluorine Substances 0.000 title claims abstract description 76
- 238000007789 sealing Methods 0.000 claims abstract description 28
- 230000006835 compression Effects 0.000 claims abstract description 8
- 238000007906 compression Methods 0.000 claims abstract description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052802 copper Inorganic materials 0.000 claims abstract description 6
- 239000010949 copper Substances 0.000 claims abstract description 6
- 238000005242 forging Methods 0.000 abstract description 3
- 210000001503 joint Anatomy 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Lift Valve (AREA)
Abstract
The utility model discloses a stop valve structure for quick connection and fluorine filling, which comprises a valve body, wherein a flow hole at the lower end of the valve body is communicated with a copper pipe, a fluorine nozzle is sleeved at the left end in the valve body in a sliding manner, a sealing conical surface is arranged at the right end of the fluorine nozzle and is in sealing connection with a sealing line at the right side of the flow hole of the valve body, a connector is connected at the left end of the valve body in a threaded manner, and the right side of the fluorine nozzle is connected with a positioning plate through a compression spring and is limited by a transverse nut at the right end of the valve body; the fluorine nozzle is internally sleeved with a valve core. The technical field of stop valves is related to, a fluorine filling quick connection structure is arranged, the fluorine filling can be realized after quick butt joint without threaded connection, and the operation is simple and quick; the mounting flange is changed into a mounting foot hung on the valve body externally, so that the structure of the valve body is simplified, and the pollution to the environment caused by the die forging production process is avoided; the original fluorine mouth part, the valve rod and the second valve rod are arranged in one, so that leakage points in the direction of the original fluorine mouth are eliminated, the number of the whole leakage points is reduced from four to three, and the reliability of the product is improved.
Description
Technical Field
The utility model belongs to the technical field of stop valves, and particularly relates to a stop valve structure capable of quickly connecting and filling fluorine.
Background
The valve body of the stop valve in the current market consists of four parts, namely a main cavity, a lower seal, a transverse head and a fluorine nozzle, and the sealing of each part is realized as follows: the main cavity part has the function of providing space and acting force for the up-and-down movement of the valve rod, the sealing of the valve rod is matched with the main cavity by adding an O-shaped ring to form a first soft seal, and the upper cover nut is matched with the upper head of the main cavity to form a second hard seal; the lower sealing part has the functions of realizing the communication and the stop of the welding pipe end and the transverse head part, and the stop valve is sealed by forming a screw pair by the external screw thread of the valve rod and the internal screw thread of the main cavity to realize the up-and-down displacement and the sealing pressure, and the conical surface of the valve rod and the lower end circle of the valve body form a hard seal; the function of the transverse head part is to realize connection with the connecting pipe of the indoor and outdoor units, and the sealing is realized by hard sealing consisting of three parts, namely a transverse head conical surface, a sealing cap (connecting pipe) and a transverse head nut; the function of the fluorine nozzle part is to provide a system fluorine filling port, the sealing of the fluorine nozzle part is formed by a valve core rubber sleeve and an inner conical surface of the fluorine nozzle part to form a first soft seal, and a fluorine nozzle nut and a fluorine nozzle conical surface form a second hard seal.
The current stop valves on the market have the following three disadvantages: 1. the valve body fluorine nozzle is connected by threads for fluorine filling, so that the fluorine filling efficiency is low; 2. the valve body has a complex structure, can be formed only by die forging, and has a complex process; 3. the product has four outer leakage points, and the sealing failure of any one outer leakage point leads to the failure of the product.
Disclosure of Invention
The utility model aims to provide a stop valve structure for quick connection and fluorine filling, which solves the problems in the background technology.
The technical scheme adopted by the utility model is as follows:
the utility model provides a connect stop valve structure who fills fluorine soon, includes the valve body, the valve body lower extreme flow hole intercommunication has the copper pipe, the interior left end slip cap of valve body is equipped with the fluorine mouth, the fluorine mouth right-hand member is equipped with sealed conical surface, and it is sealed with the seal line on valve body flow hole right side, the valve body left end threaded connection has the joint, the fluorine mouth right side is connected with the spacer through compression spring to through the cross nut spacing of valve body right-hand member; the fluorine nozzle is internally sleeved with a valve core.
Preferably, the valve body and the fluorine nozzle are sealed by a rubber ring, and the rubber ring is clamped in a rubber ring groove at the outer side of the fluorine nozzle.
Preferably, the right end of the connector is provided with an external thread structure for screwing with an internal thread structure at the left end of the valve body, and the left end of the connector adopts a hexagonal structure for controlling the rotation of the connector.
Preferably, the right end of the valve body is screwed with a transverse head nut at the outer side of the valve body by threads.
Preferably, the valve further comprises a mounting foot which is sleeved on the outer side of the valve body and is fixed through a screw.
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 fluorine filling quick connection structure is arranged, so that the fluorine filling can be realized after quick butt joint without threaded connection, and the operation is simple and quick;
2. according to the utility model, the mounting flange is changed into the mounting foot externally hung on the valve body, so that the structure of the valve body is simplified, and the pollution to the environment caused by the die forging production process is avoided;
3. in the utility model, the original fluorine nozzle part, the valve rod and the second valve rod are divided into one, so that leakage points in the direction of the original fluorine nozzle are eliminated, the number of the whole leakage points is reduced from four to three, and the reliability of the product is improved.
Drawings
FIG. 1 is a cross-sectional view of the present utility model;
FIG. 2 is a schematic diagram of the overall structure of the present utility model;
FIG. 3 is an exploded view of the present utility model;
in the figure: 1. a joint; 2. a valve body; 3. a valve core; 4. a fluorine nozzle; 5. a rubber ring; 6. a screw; 7. a compression spring; 8. a positioning sheet; 9. a transverse head nut; 10. copper pipe; 11. and (5) mounting the feet.
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.
Example 1:
the embodiment provides a concrete structure of a quick-connection fluorine-filled stop valve structure, as shown in fig. 1-3, the quick-connection fluorine-filled stop valve structure comprises a valve body 2, wherein a flow hole at the lower end of the valve body 2 is communicated with a copper pipe 10, a fluorine nozzle 4 is sleeved at the left end in the valve body 2 in a sliding manner, a sealing conical surface is arranged at the right end of the fluorine nozzle 4 and is in sealing connection with a sealing line at the right side of the flow hole of the valve body 2, a connector 1 is connected at the left end of the valve body 2 in a threaded manner, a positioning piece 8 is connected at the right side of the fluorine nozzle 4 through a compression spring 7, and the positioning piece is limited through a transverse nut 9 at the right end of the valve body 2; the fluorine nozzle 4 is sleeved with a valve core 3.
Further, the valve body 2 and the fluorine nozzle 4 are sealed by a rubber ring 5, and the rubber ring 5 is clamped in a rubber ring groove at the outer side of the fluorine nozzle 4.
Further, an external thread structure is arranged at the right end of the joint 1 and is in screwed connection with an internal thread structure at the left end of the valve body 1, and the left end of the joint 1 adopts a hexagonal structure and is used for controlling the joint 1 to rotate.
Further, the right end of the valve body 2 is screwed with a transverse nut 9 at the outer side of the valve body.
Further, the valve further comprises a mounting foot 11 which is sleeved outside the valve body 2 and is fixed through a screw 6.
Further, the fluorine-charging quick-connection structure is located on the tail-side gas-charging end face of the quick-connection connector 1, the fluorine-charging quick-connection structure is provided with a thimble, and when fluorine is charged, the thimble of the quick-connection connector 1 presses down the valve core 3, and the valve core 3 is pushed up to quickly complete the fluorine-charging link.
Further, the structure of the original fluorine nozzle part and the valve rod part is improved, the valve rod inner hole is assembled on the fluorine nozzle valve core, the external thread of the fluorine nozzle is cancelled to be changed into the structure of the valve rod external quick-connection groove, and the structure of the fluorine nozzle part and the valve rod part is combined into one, so that the original four leakage points (a pipe welding opening part, a fluorine nozzle valve core installation opening part, a transverse head opening part and a valve rod installation opening part) are changed into three.
Working principle referring to fig. 1-3, the fluorine nozzle 4 is internally provided with an assembly structure with the valve core 3, the valve core 3 is arranged in the fluorine nozzle 4, and the fluorine nozzle 4 is arranged in the valve body 2. The outer part of the fluorine nozzle 4 is provided with a rubber ring groove, the rubber ring 5 is arranged in the rubber ring groove of the fluorine nozzle 4, and the fluorine nozzle 4 realizes a sealing function through the rubber ring 5 in the valve body 2. The connector 1 is externally provided with a hexagonal structure and an external thread structure, the end of the valve body 2 is provided with an internal thread structure, the connector 1 is connected with the valve body 2 through threads, the fluorine nozzle 4 can be pushed to move rightwards through the hexagonal rotating connector 1, the right end face of the fluorine nozzle 4 is provided with a sealing conical surface, the valve body 2 is provided with a sealing line, the sealing conical surface of the fluorine nozzle 4 and the sealing line of the valve body 2 form a lower sealing structure, when the connector 1 pushes the fluorine nozzle 4 to move to the sealing line of the valve body 2, the sealing line of the valve body 2 is matched with the sealing conical surface of the fluorine nozzle 4 to realize lower sealing, and the valve body 2 is in a cut-off state. The valve body 2 is provided with a transverse head structure, and a transverse head nut 9 is arranged on the transverse head of the valve body 2. The valve body 2 is internally provided with a locating piece 8 in the transverse head, the spring 7 is arranged in the valve body 2, two ends of the compression spring 7 are connected with the fluorine nozzle 4 and the locating piece 8, after the joint 1 is loosened, the compression spring 7 can push the fluorine nozzle 4 to leave from the lower seal, the valve body 2 is internally provided with a limit structure, the compression spring 7 pushes the fluorine nozzle 4 to leave from the limit structure of the lower seal to the valve body 2 and then reach an upper seal position, and the valve body 2 is in a conducting state. Copper pipe 10 welds in the flow hole port of valve body 2, and valve body 2 is close to fluorine mouth 4 one end and is equipped with quick connect structure, can realize quick butt joint through this quick connect structure and fill fluorine, and valve body 2 is equipped with the screw hole, and mounting foot 11 passes through screw 6 to be fixed in valve body 2, can realize the fixed needs of stop valve in use installation, can cancel when not needing to install and need not install foot 11.
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 connect stop valve structure who fills fluorine soon, its characterized in that: the valve comprises a valve body (2), wherein a flow hole at the lower end of the valve body (2) is communicated with a copper pipe (10), a fluorine nozzle (4) is sleeved at the left end in the valve body (2) in a sliding manner, a sealing conical surface is arranged at the right end of the fluorine nozzle (4) and is in sealing connection with a sealing line at the right side of the flow hole of the valve body (2), a joint (1) is connected at the left end of the valve body (2) in a threaded manner, and a positioning piece (8) is connected at the right side of the fluorine nozzle (4) through a compression spring (7) and is limited through a transverse nut (9) at the right end of the valve body (2); the fluorine nozzle (4) is sleeved with a valve core (3).
2. The quick connect fluorine filled shutoff valve structure of claim 1, wherein: the valve body (2) is sealed with the fluorine nozzle (4) through a rubber ring (5), and the rubber ring (5) is clamped in a rubber ring groove at the outer side of the fluorine nozzle (4).
3. The quick connect fluorine filled shutoff valve structure of claim 1, wherein: the right end of the connector (1) is provided with an external thread structure for being screwed with an internal thread structure at the left end of the valve body (2), and the left end of the connector (1) adopts a hexagonal structure for controlling the connector (1) to rotate.
4. The quick connect fluorine filled shutoff valve structure of claim 1, wherein: the right end of the valve body (2) is screwed with a transverse nut (9) at the outer side of the valve body.
5. The quick connect fluorine filled shutoff valve structure of claim 1, wherein: the valve further comprises a mounting foot (11) which is sleeved on the outer side of the valve body (2) and is fixed through a screw (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320597711.6U CN219712365U (en) | 2023-03-24 | 2023-03-24 | Stop valve structure capable of being quickly connected with fluorine filling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320597711.6U CN219712365U (en) | 2023-03-24 | 2023-03-24 | Stop valve structure capable of being quickly connected with fluorine filling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219712365U true CN219712365U (en) | 2023-09-19 |
Family
ID=87998360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320597711.6U Active CN219712365U (en) | 2023-03-24 | 2023-03-24 | Stop valve structure capable of being quickly connected with fluorine filling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219712365U (en) |
-
2023
- 2023-03-24 CN CN202320597711.6U patent/CN219712365U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |