CN203718049U - Straight one-way valve - Google Patents
Straight one-way valve Download PDFInfo
- Publication number
- CN203718049U CN203718049U CN201420084038.7U CN201420084038U CN203718049U CN 203718049 U CN203718049 U CN 203718049U CN 201420084038 U CN201420084038 U CN 201420084038U CN 203718049 U CN203718049 U CN 203718049U
- Authority
- CN
- China
- Prior art keywords
- valve body
- hole
- straight
- way valve
- counterbore
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Safety Valves (AREA)
Abstract
The utility model discloses a straight one-way valve which comprises a valve body; an exhaust hole is formed in the valve body; a through hole running through the valve body is formed in the valve body; the exhaust hole is communicated with the through hole; a counter bore of which the diameter is larger than that of the through hole is formed in the upper end of the through hole in the valve body; a stepped surface is arranged at the bottom of the counter bore; a circle of annular bulge is arranged on the stepped surface; a sealing gasket, a spring, a pedestal and a clamp spring are sequentially arranged in the counter bore from the bottom up; an annular clamping groove for clamping the clamp spring is formed in the upper end of the counter bore; the clamp spring is clamped in the clamping groove. The straight one-way valve has the benefits that compared with the prior art, the straight one-way valve has a simpler structure; a threaded connection manner in the prior art is replaced with the clamping manner of the clamp spring, so that the production efficiency of the valve body is improved greatly; the annular bulge on the stepped surface can enhance the sealing performance; the straight one-way valve is strong in practicability.
Description
Technical field
The utility model belongs to air compressor accessory technical field, particularly the straight one-way valve of the one on air compressor.
Background technique
Air compressor is a kind of general machinery, in more equipment as supporting application.
One-way valve structures complexity in existing air compressor, generally all needs machining internal thread in valve body, and needs screw to connect, and causes installing/dismounting inconvenience, and machining accuracy is high, and manufacturing procedure is many, has a strong impact on the manufacturing efficiency of one-way valve.
Model utility content
In order to overcome the deficiency of above-mentioned technology, the purpose of this utility model is to provide a kind of novel novel straight one-way valve of being convenient to processing, assembling.
The technological scheme that the utility model is taked for its technical problem of solution is:
A kind of straight one-way valve, comprise valve body, valve body is provided with exhaust port, in valve body, be provided with the through hole that runs through valve body, and exhaust port is communicated with through hole, be provided with in valve body inner via hole upper end the counterbore that a diameter is greater than described through hole, the bottom of described counterbore is a step surface, on step surface, be provided with a circle annular protrusion, in described counterbore, be from bottom to top provided with in turn gasket seal, spring, base and jump ring, be provided with an annular slot for jump ring clamping in the upper end of described counterbore, jump ring is connected in draw-in groove.
Described exhaust port is arranged on the valve body that is positioned at counterbore region, and the adjacent step surface setting of exhaust port.
Described valve body lower end integral type is provided with outer-hexagonal nut, and the suction port of valve body is located on outer-hexagonal nut, and suction port is communicated with described through hole.
Also comprise manual pressure relief device, described manual pressure relief device comprises the relief hole being arranged on valve body and the obstruction being tightly connected on relief hole, described obstruction is arranged on a connecting rod, and described connecting rod and described valve body are hinged, and described relief hole is arranged on the lower end of described step surface.
The beneficial effects of the utility model: the utility model compared with prior art structure is simpler, adopt jump ring clamping to replace thread connecting mode of the prior art, greatly improve the manufacturing efficiency of valve body, on step surface, be provided with annular protrusion and can strengthen sealability, practical.
Brief description of the drawings
Fig. 1 is STRUCTURE DECOMPOSITION figure of the present utility model.
Fig. 2 is overall structure schematic diagram of the present utility model.
Embodiment
In order to make the utility model be convenient to understand, below in conjunction with accompanying drawing, the utility model is described in further detail.
The straight one-way valve of one as depicted in figs. 1 and 2, comprise valve body 5, valve body 5 is provided with exhaust port 6, in valve body 5, be provided with the through hole 7 that runs through valve body, and exhaust port 6 is communicated with through hole 7, it should be noted that, be provided with in valve body 5 inner via hole 7 upper ends the counterbore 8 that a diameter is greater than described through hole 7, the bottom of described counterbore 8 is a step surface 9, on step surface 9, be provided with a circle annular protrusion 10, in described counterbore 8, be from bottom to top provided with in turn gasket seal 4, spring 3, base 2 and jump ring 1, be provided with an annular slot 11 clamping for jump ring 1 in the upper end of described counterbore 8, jump ring 1 is connected in draw-in groove 11.
Further it should be noted that described exhaust port 6 is arranged on the valve body 5 that is positioned at counterbore 8 regions, and the adjacent step surface 9 of exhaust port 6 arranges.Described valve body 5 lower end integral types are provided with outer-hexagonal nut 12, and the suction port 13 of valve body 5 is located on outer-hexagonal nut 12, and suction port 13 is communicated with described through hole 7.
Also comprise manual pressure relief device, described manual pressure relief device comprises the relief hole 13 being arranged on valve body 5 and the obstruction 14 being tightly connected on relief hole 13, described obstruction 14 is arranged on a connecting rod 15, described connecting rod 15 is hinged with described valve body 5, and described relief hole 13 is arranged on the lower end of described step surface.
The utility model compared with prior art structure is simpler, adopts jump ring clamping to replace thread connecting mode of the prior art, has greatly improved the manufacturing efficiency of valve body, is provided with annular protrusion and can strengthens sealability on step surface, practical.
More than show and described basic principle of the present utility model, major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and specification, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope, those ordinary skill in the art's simple change and replacement are all within protection domain of the present utility model.
Claims (4)
1. a straight one-way valve, comprise valve body (5), valve body (5) is provided with exhaust port (6), in valve body (5), be provided with the through hole (7) that runs through valve body, and exhaust port (6) is communicated with through hole (7), it is characterized in that: be provided with in valve body (5) inner via hole (7) upper end the counterbore (8) that a diameter is greater than described through hole (7), the bottom of described counterbore (8) is a step surface (9), on step surface (9), be provided with a circle annular protrusion (10), in described counterbore (8), be from bottom to top provided with in turn gasket seal (4), spring (3), base (2) and jump ring (1), be provided with an annular slot (11) for jump ring (1) clamping in the upper end of described counterbore (8), jump ring (1) is connected in draw-in groove (11).
2. the straight one-way valve of one according to claim 1, it is characterized in that: described exhaust port (6) is arranged on the valve body (5) that is positioned at counterbore (8) region, and the adjacent step surface of exhaust port (6) (9) arranges.
3. the straight one-way valve of one according to claim 1, it is characterized in that: described valve body (5) lower end integral type is provided with outer-hexagonal nut (12), it is upper that the suction port (13) of valve body (5) is located at outer-hexagonal nut (12), and suction port (13) is communicated with described through hole (7).
4. according to the straight one-way valve of one described in any one claim in claim 1-3, it is characterized in that: also comprise manual pressure relief device, described manual pressure relief device comprises the relief hole being arranged on valve body and the obstruction being tightly connected on relief hole, described obstruction is arranged on a connecting rod, described connecting rod and described valve body are hinged, and described relief hole is arranged on the lower end of described step surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420084038.7U CN203718049U (en) | 2014-02-25 | 2014-02-25 | Straight one-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420084038.7U CN203718049U (en) | 2014-02-25 | 2014-02-25 | Straight one-way valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203718049U true CN203718049U (en) | 2014-07-16 |
Family
ID=51157200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420084038.7U Expired - Fee Related CN203718049U (en) | 2014-02-25 | 2014-02-25 | Straight one-way valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203718049U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108603508A (en) * | 2015-11-11 | 2018-09-28 | 霍尔格·布鲁姆 | Conveying device of vacuum distillation equipment |
| CN108700212A (en) * | 2015-11-11 | 2018-10-23 | 霍尔格·布鲁姆 | Pressure maintaining and regulating valve |
-
2014
- 2014-02-25 CN CN201420084038.7U patent/CN203718049U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108603508A (en) * | 2015-11-11 | 2018-09-28 | 霍尔格·布鲁姆 | Conveying device of vacuum distillation equipment |
| CN108700212A (en) * | 2015-11-11 | 2018-10-23 | 霍尔格·布鲁姆 | Pressure maintaining and regulating valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20150225 |
|
| EXPY | Termination of patent right or utility model |