CN204784890U - A pneumatic valve for inflating product - Google Patents
A pneumatic valve for inflating product Download PDFInfo
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- CN204784890U CN204784890U CN201520486601.8U CN201520486601U CN204784890U CN 204784890 U CN204784890 U CN 204784890U CN 201520486601 U CN201520486601 U CN 201520486601U CN 204784890 U CN204784890 U CN 204784890U
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- valve
- inflatable product
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- valve casing
- hole
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Abstract
The utility model relates to a pneumatic valve for inflating product, including disk seat (1) and valve casing (2), have in valve casing (2) and upper chamber (3) and lower chamber (4), communicate each other through valve port (5) between upper chamber (3) and lower chamber (4), valve port (5) position department is equipped with aerifys the one -way valve core subassembly, its characterized in that: it has ladder through -hole (11) to open in disk seat (1), and aperture portion in ladder through -hole (11) be screw hole (61), the up end of disk seat (1) have be annular be used for shelving aerifing the portion of shelving (12) of product (10) surface, the lower part of valve casing (2) has and is used for the connection and is in threaded connection portion (21) in screw hole (61). Setting up the ladder through -hole on the disk seat, can sinking valve casing parts in the ladder through -hole, the up end of disk seat has and is the annular portion of shelving inflating the product surface that is used for shelving in addition, further guarantees to install the product of inflating behind this pneumatic valve, and its pneumatic valve exposes outward inflates the highly very low of product, uses the convenient packing of curling of product of inflating of this pneumatic valve to deposit.
Description
Technical field
The utility model relates to a kind of air valve for inflatable product, and inflatable product is as inflation sail, air mattress, inflatable dinghy or inflation surfboard etc.
Background technique
It is all provided with air valve for the equipment of comparatively large-scale needs inflation such as air mattress, inflatable dinghy.Conventional air valve comprises housing, there is in housing the active chamber be communicated with working environment and the air-inlet cavity be in communication with the outside, be interconnected by valve port between active chamber and air-inlet cavity, valve port position is provided with nonreturn valve core assembly, and this nonreturn valve core assembly only allows air to enter active chamber from air-inlet cavity.
A kind of gas charging valve as disclosed in the patent No. Chinese utility model patent " a kind of gas charging valve " that is ZL201120322164.8 (notification number is CN202203458U), comprise the housing be threaded on valve seat, have in housing and upper gas chamber and lower chamber, be interconnected by valve port between upper gas chamber and lower chamber, valve port position is provided with inflation nonreturn valve core assembly, it is characterized in that: the top of housing has cylindrical insertion part, insertion part is arranged with described upper gas chamber is hidden the end cap of getting up, the bottom of housing has the threaded joints be connected on valve seat, insertion part perisporium has the card column of two evaginations.This valve forms primarily of housing, end cap, valve seat and nonreturn valve core assembly, housing, end cap, valve seat are formed by stacking successively, cause whole height high, as shown in Figure 5, for being arranged on the air valve schematic diagram on inflatable product 10 ', use the inconvenient curling packaging and storing of the inflatable product of aforementioned air valve structure.
Summary of the invention
Technical problem to be solved in the utility model is the air valve for inflatable product providing a kind of whole height to reduce for above-mentioned prior art present situation, this air valve uses after on inflatable product, the part exposing outside inflatable product is very short, uses the inflatable product of this air valve to facilitate curling packaging and storing.
The utility model solves the problems of the technologies described above adopted technological scheme: a kind of air valve for inflatable product, comprise valve seat and valve casing, have in valve casing and upper gas chamber and lower chamber, be interconnected by valve port between upper gas chamber and lower chamber, valve port position is provided with inflation nonreturn valve core assembly, it is characterized in that: in described valve seat, have ladder hole, aperture portion in ladder hole is tapped hole, the upper-end surface of valve seat has the ringwise rest portion in order to be shelved on inflatable product outer surface, the bottom of valve casing has to be connected to the threaded joints in described tapped hole.
The lower position of above-mentioned valve casing periphery has ringwise shoulder block portion, and this shoulder block portion is shelved on the bottom surface in the macropore portion of ladder hole, and is provided with the first sealing gasket between shoulder block portion and the bottom surface in macropore portion.This structure guarantees the tightness of valve casing and valve seat connection part, effectively prevents two connection part gas leakage.
The lower end surface in above-mentioned shoulder block portion has annular caulking groove, and described first sealing gasket is embedded in this annular caulking groove, the bottom surface in the macropore portion of described ladder hole has raise up contact with the first sealing gasket the seal ring coordinated.Annular caulking groove is to the first sealing gasket Constrained effect, and simultaneously protruding seal ring can contact with the first sealing gasket more closely, and the tightness of valve casing and valve seat connection part strengthens further.
In aperture portion in above-mentioned ladder hole, close-fitting has an accessory, and described tapped hole is arranged on this accessory.Accessory can adopt the material being different from valve casing to make, and supports as adopted the better material of hardness, to strengthen the wear resistance of tapped hole.
The top perisporium of above-mentioned valve casing has the card column of two evaginations.Such gas tube just can be connected with the card column on valve casing fast by the L shape draw-in groove on it, without the need to connecting transit joint in addition again, realize fast insert-pull, convenient inflation, the bottom of housing has threaded joints in addition, be convenient to be connected with the valve seat be fixed on the equipment of being inflated (inflation sail), therefore gas charging valve is particularly suitable for inflating sail.
Above-mentioned valve casing is arranged with described upper gas chamber is hidden the end cap of getting up, the inner circle wall of this end cap has the spiral chute that two rotation directions are identical, described two card columns can be distinguished simultaneously along each self-corresponding spiral chute screw-in.After having inflated, end cap can by the upper gas chamber closure of openings of housing, better prevent gas leakage, card additionally by card column and spiral is joined makes end cap and valve casing can be quick and firmly to link together, the fixing having and be threaded that is clasped of spiral chute and card column, have again the convenience that post groove buckle connects, and spiral chute does not run through the sidewall of end cap, profile is more attractive in appearance simultaneously.
The roof of above-mentioned end cap is provided with the second sealing gasket, be connected to the state on valve casing at end cap under, the upper-end surface of described second sealing gasket and valve casing is close to.Sealing gasket plays the effect preventing from leaking gas further.
Above-mentioned inflation nonreturn valve core assembly comprises valve rod, the lower end of valve rod is provided with the valve block that flexible material is made, the inwall of described valve port forms connecting tendon arranged in a crossed manner, described valve handle activity is located in interconnection place of connecting tendon, described valve block is positioned at lower chamber, and the valve rod being positioned at upper gas chamber is provided with the block piece stopping that valve rod falls.It is simple that this inflation nonreturn valve core assembly has structure, advantage easy to assembly, during inflation, valve block is opened under the influence of air pressure, gas enters in lower chamber after valve port, and inflation terminates, and valve block is under namely lower chamber is inflated the effect of device interior air pressure, keep close port trend, prevent gas leakage.
Compared with prior art, the utility model has the advantage of: valve seat arranges ladder hole, can valve casing element portion be sunken in ladder hole, the upper-end surface of valve seat has the ringwise rest portion in order to be shelved on inflatable product outer surface in addition, guarantee the inflatable product after installing this air valve further, the height that its air valve exposes outside inflatable product is very low, uses the inflatable product of this air valve to facilitate curling packaging and storing.
Accompanying drawing explanation
Fig. 1 is the perspective view of the utility model embodiment;
Fig. 2 is the sectional view of the utility model embodiment;
Fig. 3 is the three-dimensional exploded view of the utility model embodiment;
Fig. 4 is the structural representation that the utility model embodiment is used on inflatable product;
Fig. 5 is the structural representation that existing gas charging valve is used on inflatable product.
Embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
As shown in figures 1-4, be a preferred embodiment of the present utility model.
A kind of air valve for inflatable product, comprise valve seat 1 and valve casing 2, have in valve casing 2 and upper gas chamber 3 and lower chamber 4, be interconnected by valve port 5 between upper gas chamber 3 and lower chamber 4, upper gas chamber 3 and charger or to be extraneously communicated with, lower chamber 4 be inflated equipment (inflation sail) inside and communicate.Have the passage axially run through in valve casing 2, upper gas chamber 3 is formed at the top of passage, and lower chamber 4 is formed at the bottom of passage, and valve port 5 is located at channel middle.
Valve port 5 position is provided with inflation nonreturn valve core assembly, and nonreturn valve core assembly comprises valve rod 9, and the lower end of valve rod 9 is provided with the valve block 91 that flexible material is made, valve block 91 one-body molded on valve rod 9 in umbrella.The inwall of valve port 5 forms connecting tendon 51 arranged in a crossed manner, and valve rod 9 activity is located in interconnection place of connecting tendon 51, and valve block 91 is positioned at lower chamber 4, and the valve rod 9 being positioned at upper gas chamber 3 is provided with the stop part 92 stopping that valve rod 9 falls.
Have ladder hole 11 in valve seat 1, the aperture portion in ladder hole 11 is tapped hole 61, and in the aperture portion in ladder hole 11, close-fitting has an accessory 6, and tapped hole 61 is arranged on this accessory 6.The upper-end surface of valve seat 1 has the ringwise rest portion 12 in order to be shelved on inflatable product 10 outer surface, and rest portion 12 is positioned at the top of ladder hole 11, and the bottom of valve casing 2 has the threaded joints 21 be connected in tapped hole 61.The lower position of valve casing 2 periphery has ringwise shoulder block portion 22, and this shoulder block portion 22 is shelved on the bottom surface in the macropore portion of ladder hole 11, and between shoulder block portion 22 and the bottom surface in macropore portion, be provided with the first sealing gasket 7a.The lower end surface in shoulder block portion 22 has annular caulking groove 221, first sealing gasket 7a and is embedded in this annular caulking groove 221, the bottom surface in the macropore portion of ladder hole 11 has raise up contact with the first sealing gasket 7a the seal ring 111 coordinated.
The top perisporium of valve casing 2 has the card column 23 of two evaginations.Valve casing 2 is arranged with upper gas chamber 3 is hidden the end cap 8 of getting up, the inner circle wall of this end cap 8 having identical spiral chute 81, two card columns 23 of two rotation directions can screw in along each self-corresponding spiral chute 81 respectively simultaneously.The roof of end cap 8 is provided with the second sealing gasket 7b, under the state that end cap 8 is connected on valve casing 14, the upper-end surface of the second sealing gasket 7b and valve casing 2 is close to.
Although more than describe in detail the preferred embodiments of the present invention, should be expressly understood that, for a person skilled in the art, the present invention can have various modifications and variations.All any amendments done within the spirit and principles in the present invention, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. the air valve for inflatable product, comprise valve seat (1) and valve casing (2), have in valve casing (2) and upper gas chamber (3) and lower chamber (4), be interconnected by valve port (5) between upper gas chamber (3) and lower chamber (4), valve port (5) position is provided with inflation nonreturn valve core assembly, it is characterized in that: in described valve seat (1), have ladder hole (11), aperture portion in ladder hole (11) is tapped hole (61), the upper-end surface of valve seat (1) has the ringwise rest portion (12) in order to be shelved on inflatable product (10) outer surface, the bottom of valve casing (2) has the threaded joints (21) be connected in described tapped hole (61).
2. according to claim 1 for the air valve of inflatable product, it is characterized in that: the lower position of described valve casing (2) periphery has ringwise shoulder block portion (22), this shoulder block portion (22) is shelved on the bottom surface in the macropore portion of ladder hole (11), and is provided with the first sealing gasket (7a) between shoulder block portion (22) and the bottom surface in macropore portion.
3. the air valve for inflatable product according to claim 2, it is characterized in that: the lower end surface of described shoulder block portion (22) has annular caulking groove (221), described first sealing gasket (7a) is embedded in this annular caulking groove (221), the bottom surface in the macropore portion of described ladder hole (11) has raise up contact the seal ring (111) coordinated with the first sealing gasket (7a).
4. according to claim 1 for the air valve of inflatable product, it is characterized in that: in the aperture portion in described ladder hole (11), close-fitting has an accessory (6), described tapped hole (61) is arranged on this accessory (6).
5. according to claim 1 for the air valve of inflatable product, it is characterized in that: the card column (23) the top perisporium of described valve casing (2) with two evaginations.
6. according to claim 5 for the air valve of inflatable product, it is characterized in that: described valve casing (2) is arranged with described upper gas chamber (3) is hidden the end cap (8) of getting up, the inner circle wall of this end cap (8) has the spiral chute (81) that two rotation directions are identical, described two card columns (13) can be distinguished simultaneously along an each self-corresponding spiral chute (81) screw-in.
7. according to claim 6 for the air valve of inflatable product, it is characterized in that: the roof of described end cap (8) is provided with the second sealing gasket (7b), under the state that end cap (8) is connected on valve casing (14), described second sealing gasket (7b) is close to the upper-end surface of valve casing (2).
8. according to the arbitrary described air valve for inflatable product of claim 1 ~ 7, it is characterized in that: described nonreturn valve core assembly comprises valve rod (9), the lower end of valve rod (9) is provided with the valve block (91) that flexible material is made, the inwall of described valve port (5) forms connecting tendon (51) arranged in a crossed manner, described valve rod (9) activity is located in interconnection place of connecting tendon (51), described valve block (91) is positioned at lower chamber (4), the valve rod (9) being positioned at upper gas chamber (3) is provided with the stop part (92) stopping that valve rod (9) falls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520486601.8U CN204784890U (en) | 2015-07-03 | 2015-07-03 | A pneumatic valve for inflating product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520486601.8U CN204784890U (en) | 2015-07-03 | 2015-07-03 | A pneumatic valve for inflating product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204784890U true CN204784890U (en) | 2015-11-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520486601.8U Active CN204784890U (en) | 2015-07-03 | 2015-07-03 | A pneumatic valve for inflating product |
Country Status (1)
| Country | Link |
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| CN (1) | CN204784890U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3601857A4 (en) * | 2017-03-31 | 2020-12-09 | D.T. Davis Enterprises, Ltd. (d/b/a Hovertech International) | Flow control valve |
-
2015
- 2015-07-03 CN CN201520486601.8U patent/CN204784890U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3601857A4 (en) * | 2017-03-31 | 2020-12-09 | D.T. Davis Enterprises, Ltd. (d/b/a Hovertech International) | Flow control valve |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |