CN210661495U - Refrigerant filling valve - Google Patents
Refrigerant filling valve Download PDFInfo
- Publication number
- CN210661495U CN210661495U CN201921190729.4U CN201921190729U CN210661495U CN 210661495 U CN210661495 U CN 210661495U CN 201921190729 U CN201921190729 U CN 201921190729U CN 210661495 U CN210661495 U CN 210661495U
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- filling
- valve
- valve rod
- external threads
- internal thread
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Abstract
The utility model discloses a refrigerant filling valve, which comprises a valve body base, wherein a handle mounting port with internal threads is arranged on the valve body base, and a first filling hole with internal threads and a second filling hole with internal threads are respectively arranged on two surfaces of the valve body base adjacent to the handle mounting port with internal threads; an inner hole for sealing is also formed in the inner wall surface of the valve body base, which is opposite to the first filling hole with the internal thread; the handle mounting port with the internal thread, the first filling hole with the internal thread, the second filling hole with the internal thread and the inner hole for sealing are communicated at the center position in the valve body base. The utility model discloses a sealing washer and flat packing are sealed effectual, offer on the valve ball more than 2 along the through-hole of the mutual intercommunication of centre of sphere can realize the multichannel input, the concentric integrated manufacturing of valve rod valve ball has improved the comfort level of operation and has felt, has moreover and improves holistic leakproofness, and life improves.
Description
Technical Field
The utility model relates to a refrigerant filling valve.
Background
At present, a filling hole and a filling joint of a refrigerant filling valve used are sealed by glue, so that the defects of aging and poor sealing are easy to occur; and valve rod and valve ball all are split type design, and life is short, and whole leakproofness is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a refrigerant filling valve, the utility model discloses a sealing washer and flat pad are sealed effectual, offer on the valve ball that more than 2 can realize the input of multiple-pass along the through-hole of the mutual intercommunication of centre of sphere, and the concentric integrated manufacturing of valve rod valve ball has improved the comfort level of operation and has felt, has moreover and improves holistic leakproofness, and life improves.
In order to achieve the above purpose, the technical scheme of the utility model is that:
a refrigerant filling valve comprises a valve body base, wherein a handle mounting opening with internal threads is formed in the valve body base, and a first filling hole with internal threads and a second filling hole with internal threads are formed in two surfaces of the valve body base adjacent to the handle mounting opening with internal threads respectively; an inner hole for sealing is also formed in the inner wall surface of the valve body base, which is opposite to the first filling hole with the internal thread; the handle mounting port with the internal thread, the first filling hole with the internal thread, the second filling hole with the internal thread and the inner hole for sealing are communicated at the central position in the valve body base; a sealing element is placed on the inner hole for sealing, an O-shaped sealing ring is sleeved on the outer wall surface of the sealing element, and a flat gasket is embedded and installed on the inner wall surface of the sealing element close to the central position end;
a valve rod assembly is arranged in the handle mounting port with the internal thread and comprises a valve rod body and a valve ball which is concentrically and integrally formed with the valve rod body; the valve rod body is sleeved with 2O-shaped sealing rings; more than 2 through holes which are mutually communicated along the center of the ball are arranged on the valve ball; the valve rod body is sleeved with a valve rod pressing cap with external threads, and the valve rod pressing cap is also sleeved with 1O-shaped sealing ring; wherein 2O-shaped sealing rings on the valve rod body are used for realizing the sealing between the valve rod pressing cap and the valve rod body; the sealing thread connection is realized through 1O-shaped sealing ring on the valve rod pressing cap, the external thread of the valve rod pressing cap with the external thread and the internal thread on the handle mounting port with the internal thread; the top of the valve rod body is provided with a handle;
the first filling hole with the internal thread is provided with a first filling joint with the external thread, the first filling joint with the external thread is sleeved with 1O-shaped sealing ring, and the inner wall surface of the first filling joint with the external thread, which is close to the central position end, is embedded with a flat gasket; sealing threaded connection is realized through 1O-shaped sealing ring on the first filling joint with the external threads, the external threads of the first filling joint with the external threads and the internal threads on the first filling hole with the internal threads;
a second filling joint with external threads is installed on the second filling hole with the internal threads, 1O-shaped sealing ring is sleeved on the second filling joint with the external threads, and sealing threaded connection is realized through the 1O-shaped sealing ring on the second filling joint with the external threads, the external threads of the second filling joint with the external threads and the internal threads on the second filling hole with the internal threads;
the round surface of the valve ball is installed in contact with a flat gasket on the sealing element and a flat gasket on the first filling joint.
The utility model has the advantages that: the utility model discloses a sealing washer and flat packing are sealed effectual, offer on the valve ball more than 2 along the through-hole of the mutual intercommunication of centre of sphere can realize the multichannel input, the concentric integrated manufacturing of valve rod valve ball has improved the comfort level of operation and has felt, has moreover and improves holistic leakproofness, and life improves.
Drawings
Fig. 1 is a schematic view of the assembly structure of the present invention.
Detailed Description
Example 1
As shown in fig. 1, the refrigerant filling valve of the embodiment includes a valve body base 1, wherein a handle mounting port 2 with an internal thread is formed on the valve body base 1, and a first filling hole 3 with an internal thread and a second filling hole 4 with an internal thread are further formed on two surfaces of the valve body base 1 adjacent to the handle mounting port 2 with an internal thread; an inner hole 5 for sealing is also arranged on the inner wall surface of the valve body base 1 opposite to the first filling hole 3 with the internal thread; the handle mounting port 2 with the internal thread, the first filling hole 3 with the internal thread, the second filling hole 4 with the internal thread and the inner hole 5 for sealing are communicated at the central position in the valve body base 1; a sealing element 6 is arranged on the inner hole 5 for sealing, an O-shaped sealing ring 7 is sleeved on the outer wall surface of the sealing element 6, and a flat gasket 8 is embedded and installed on the inner wall surface of the sealing element 6 close to the central position end;
a valve rod assembly is arranged in the handle mounting port 2 with the internal thread, and the valve rod assembly comprises a valve rod body 9 and a valve ball 10 which is concentrically and integrally formed with the valve rod body 9; the valve rod body 9 is sleeved with 2O-shaped sealing rings 7; the valve ball 10 is provided with 3 through holes 11 which are mutually communicated along the center of the ball; the valve rod body 9 is sleeved with a valve rod pressing cap 12 with external threads, and the valve rod pressing cap 12 is also sleeved with 1O-shaped sealing ring 7; wherein, 2O-shaped sealing rings 7 on the valve rod body 9 are used for realizing the sealing between the valve rod pressing cap 12 and the valve rod body 9; the sealing thread connection is realized through 1O-shaped sealing ring 7 on the valve rod pressing cap 12, the external thread of the valve rod pressing cap 12 with the external thread and the internal thread on the handle mounting port 2 with the internal thread; the top of the valve rod body 9 is provided with a handle;
a first filling joint 13 with external threads is installed on the first filling hole 3 with internal threads, 1O-shaped sealing ring 7 is sleeved on the first filling joint 13 with external threads, and a flat gasket 8 is embedded and installed on the inner wall surface of the first filling joint 13 with external threads, which is close to the central position end; sealing threaded connection is realized through 1O-shaped sealing ring 7 on the first filling joint 13 with the external threads, the external threads of the first filling joint 13 with the external threads and the internal threads on the first filling hole 3 with the internal threads;
a second filling joint 14 with external threads is installed on the second filling hole 4 with internal threads, 1O-shaped sealing ring 7 is sleeved on the second filling joint 14 with external threads, and sealing threaded connection is realized through the 1O-shaped sealing ring 7 on the second filling joint 14 with external threads, external threads of the second filling joint 14 with external threads and internal threads on the second filling hole 4 with internal threads;
the circular surface of the valve ball 10 is installed in contact with the flat gasket 8 on the sealing element 6 and the flat gasket 8 on the first filling joint 13.
In this embodiment, the first filling joint 13 and the second filling joint 14 are used as a liquid inlet and a liquid outlet.
The sealing ring and the flat pad are adopted in the embodiment, the sealing effect is good, the through hole which is communicated with each other along the sphere center is formed in the valve ball by more than 2, the multi-channel input can be realized, the valve rod and the valve ball are manufactured concentrically and integrally, the comfort level and the hand feeling of the operation are improved, the whole sealing performance is improved, and the service life is prolonged.
Claims (1)
1. A refrigerant filling valve is characterized in that: the valve body base (1) is provided with a handle mounting port (2) with an internal thread, and two surfaces of the valve body base (1) adjacent to the handle mounting port (2) with the internal thread are respectively provided with a first filling hole (3) with the internal thread and a second filling hole (4) with the internal thread; an inner hole (5) for sealing is also formed in the inner wall surface of the valve body base (1) opposite to the first filling hole (3) with the internal thread; the handle mounting port (2) with the internal thread, the first filling hole (3) with the internal thread, the second filling hole (4) with the internal thread and the inner hole (5) for sealing are communicated at the central position in the valve body base (1); a sealing element (6) is placed on the inner hole (5) for sealing, an O-shaped sealing ring (7) is sleeved on the outer wall surface of the sealing element (6), and a flat gasket (8) is embedded and installed on the inner wall surface of the end, close to the central position, of the sealing element (6);
a valve rod assembly is arranged in the handle mounting opening (2) with the internal thread and comprises a valve rod body (9) and a valve ball (10) which is concentrically and integrally formed with the valve rod body (9); 2O-shaped sealing rings (7) are sleeved on the valve rod body (9); more than 2 through holes (11) which are mutually communicated along the center of the ball are formed in the valve ball (10); the valve rod body (9) is sleeved with a valve rod pressing cap (12) with external threads, and the valve rod pressing cap (12) is also sleeved with 1O-shaped sealing ring (7); wherein the valve rod pressing cap (12) and the valve rod body (9) are sealed by 2O-shaped sealing rings (7) on the valve rod body (9); sealing thread connection is realized through 1O-shaped sealing ring (7) on the valve rod pressing cap (12), external threads of the valve rod pressing cap (12) with external threads and internal threads on the handle mounting port (2) with internal threads; the top of the valve rod body (9) is provided with a handle;
a first filling joint (13) with external threads is installed on the first filling hole (3) with the internal threads, 1O-shaped sealing ring (7) is sleeved on the first filling joint (13) with the external threads, and a flat gasket (8) is embedded and installed on the inner wall surface, close to the central position end, of the first filling joint (13) with the external threads; sealing threaded connection is realized through 1O-shaped sealing ring (7) on the first filling joint (13) with the external threads, the external threads of the first filling joint (13) with the external threads and the internal threads on the first filling hole (3) with the internal threads;
a second filling joint (14) with external threads is installed on the second filling hole (4) with the internal threads, 1O-shaped sealing ring (7) is sleeved on the second filling joint (14) with the external threads, and sealing threaded connection is realized through the 1O-shaped sealing ring (7) on the second filling joint (14) with the external threads, the external threads of the second filling joint (14) with the external threads and the internal threads on the second filling hole (4) with the internal threads;
the round surface of the valve ball (10) is in contact with a flat gasket (8) on the sealing element (6) and a flat gasket (8) on the first filling joint (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921190729.4U CN210661495U (en) | 2019-07-26 | 2019-07-26 | Refrigerant filling valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921190729.4U CN210661495U (en) | 2019-07-26 | 2019-07-26 | Refrigerant filling valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210661495U true CN210661495U (en) | 2020-06-02 |
Family
ID=70823036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921190729.4U Active CN210661495U (en) | 2019-07-26 | 2019-07-26 | Refrigerant filling valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210661495U (en) |
-
2019
- 2019-07-26 CN CN201921190729.4U patent/CN210661495U/en active Active
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