CN209309346U - The intake valve of screw air compressor - Google Patents
The intake valve of screw air compressor Download PDFInfo
- Publication number
- CN209309346U CN209309346U CN201822222405.6U CN201822222405U CN209309346U CN 209309346 U CN209309346 U CN 209309346U CN 201822222405 U CN201822222405 U CN 201822222405U CN 209309346 U CN209309346 U CN 209309346U
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- China
- Prior art keywords
- valve
- spool
- valve rod
- valve body
- air compressor
- 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
Links
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Compressor (AREA)
Abstract
The utility model discloses the intake valves of screw air compressor, including valve body, fixing seat, valve rod and seal assembly, fixing seat is fixed at the top of valve body, threaded stem is plugged on the inside of valve body and fixing seat, seal assembly is arranged on valve rod, and seal assembly includes the first spool, first spool is fixed at the bottom end of valve rod, one end of valve body is communicated with the first water-supply-pipe, and the other end of valve body is communicated with the second water-supply-pipe, first water-supply-pipe and the second water-supply-pipe are provided with flange far from one end of valve body, are fixedly installed valve seat in the middle part of body cavity.The intake valve of the utility model screw air compressor, structure and feature-rich multiplicity, carry out it to valve seat by the multiple groups spool added multi-layer sealed, it is more good for the leakproofness of gas is relative to traditional intake valve, and it is not easy to reveal, suitable for different working conditions, better practical prospect is brought.
Description
Technical field
The utility model relates to a kind of intake valves, the specially intake valve of screw air compressor.
Background technique
Screw air compressor only needs single power supply connection and compressed air using pre- complete configuration screw air compressor
Connection, and built-in cooling system, enable installment work greatly simplified.Screw air compressor is high-effect with its, high efficiency, exempts to tie up
The advantages that protecting, is highly reliable is uniform to provide good compressed air for all trades and professions.
Currently, the structure of the intake valve of screw air compressor in use is relatively simple, cause its leakproofness poor, gas exists
It is easy to reveal to external penetration when into valve body, influences the normal use of screw air compressor.Therefore we make improvement to this,
It is proposed the intake valve of screw air compressor.
Utility model content
To solve defect of the existing technology, the utility model provides the intake valve of screw air compressor.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
The intake valve of the utility model screw air compressor, including valve body, fixing seat, valve rod and seal assembly, the fixation
Seat is fixed at the top of valve body, and the threaded stem is plugged on the inside of valve body and fixing seat, the seal assembly setting
On valve rod, and seal assembly includes the first spool, and first spool is fixed at the bottom end of valve rod, and the one of the valve body
End is communicated with the first water-supply-pipe, and the other end of valve body is communicated with the second water-supply-pipe, first water-supply-pipe and the second water-supply-pipe
One end far from valve body is provided with flange, is fixedly installed valve seat in the middle part of the body cavity.
As a kind of optimal technical scheme of the utility model, the bottom end of first spool is fixedly installed the second valve
Core, and the outer surface of the second spool is provided with the first convex block in the shape of a spiral, is arranged on the outer wall of second spool two sides of the bottom
There is first end of thread.
As a kind of optimal technical scheme of the utility model, the bottom end of second spool is fixedly installed third valve
Core, and the bottom end of third spool is fixedly installed the 4th spool, the outer surface of the 4th spool is provided with second in the shape of a spiral
Convex block.
As a kind of optimal technical scheme of the utility model, the inner wall of the valve seat successively offers first from top to bottom
Groove, the first internal screw thread, the second groove, the valve seat and valve rod are in same vertical direction.
As a kind of optimal technical scheme of the utility model, the seal assembly further includes casing and outer shell, institute
The top that casing is fixed at fixing seat is stated, screw thread grafting between the top and fixing seat of the valve rod outer wall is described outer
Sheath body socket is arranged on the valve rod at the top of casing, and the bottom end of the outer shell is fixedly installed second end of thread, and housing
The top of shell is fixedly installed rubber pad, and the rubber pad socket is arranged on valve rod.
As a kind of optimal technical scheme of the utility model, the top of the valve rod is fixedly installed handle, described solid
The internal screw thread matched with valve rod is offered at the top of reservation inner wall.
The beneficial effects of the utility model are: the intake valve of this kind of screw air compressor is made above it by turning valve rod
First groove of corresponding position, the first internal screw thread and on first spool, the second spool, third spool and the 4th spool and valve seat
Two grooves are connected matching, are sealed by the connection of multilayer spool, so that intake valve is not easy to circulate gas in closure, and match
It closes outer shell to seal valve stem top, and then improves the leakproofness of intake valve in use, it is more practical.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the intake valve of the utility model screw air compressor；
Fig. 2 is the partial structurtes enlarged diagram in Fig. 1 of the intake valve of the utility model screw air compressor at A；
Fig. 3 is the partial structurtes enlarged diagram in Fig. 1 of the intake valve of the utility model screw air compressor at B.
In figure: 1, valve body；2, the first water-supply-pipe；3, the second water-supply-pipe；4, flange；5, fixing seat；6, valve rod；7, the first valve
Core；8, the second spool；9, the first convex block；10, first end of thread；11, third spool；12, the 4th spool；13, the second convex block；
14, valve seat；15, casing；16, outer shell；17, second end of thread；18, rubber pad.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment: as shown in Figure 1, Figure 2 and Figure 3, the intake valve of the utility model screw air compressor, including valve body 1, fixation
Seat 5, valve rod 6 and seal assembly, fixing seat 5 are fixed at the top of valve body 1, and 6 screw thread of valve rod is plugged on valve body 1 and fixing seat
5 inside, seal assembly are arranged on valve rod 6, and seal assembly includes the first spool 7, and the first spool 7 is fixed at valve rod
6 bottom end, one end of valve body 1 is communicated with the first water-supply-pipe 2, and the other end of valve body 1 is communicated with the second water-supply-pipe 3, and first is defeated
Water pipe 2 and the second water-supply-pipe 3 are provided with flange 4 far from one end of valve body 1, and valve body is fixedly installed valve seat in the middle part of 1 inner cavity
14, it is interconnected and fixed between each component, together constitutes the main body of device.
Wherein, the bottom end of the first spool 7 is fixedly installed the second spool 8, and the outer surface of the second spool 8 is in the shape of a spiral
It is provided with the first convex block 9, first end of thread 10 is provided on the outer wall of 8 two sides of the bottom of the second spool, is driven by rotation valve rod 6
First spool 7 and the rotation of the second spool 8, will seal at the top of valve seat 14.
Wherein, the bottom end of the second spool 8 is fixedly installed third spool 11, and the bottom end of third spool 11 is fixedly installed
4th spool 12, the outer surface of the 4th spool 12 are provided with the second convex block 13 in the shape of a spiral, drive third valve by rotation valve rod 6
Core 11 and the rotation of the 4th spool 12, by 14 sealed bottom of valve seat.
Wherein, the inner wall of valve seat 14 successively offers the first groove, the first internal screw thread, the second groove, valve seat from top to bottom
14 are in same vertical direction with valve rod 6, can be with the first spool 7, the by the first groove, the first internal screw thread and the second groove
Two spools 8,12 matching connection of third spool 11 and the 4th spool.
Wherein, seal assembly further includes casing 15 and outer shell 16, and casing 15 is fixed at the top of fixing seat 5
End, screw thread grafting between the top and fixing seat 5 of 6 outer wall of valve rod, outer shell 16 are socketed the valve rod 6 that 15 top of casing is arranged in
On, the bottom end of outer shell 16 is fixedly installed second end of thread 17, and the top of outer shell 16 is fixedly installed rubber pad 18, rubber
The socket of rubber mat 18 is arranged on valve rod 6, and rotating jacket shell 16 moves down it, and connects with thread groove on casing 15, matches
It closes rubber pad 18 and valve rod 6 is covered into sealing.
Wherein, the top of valve rod 6 is fixedly installed handle, offers at the top of 5 inner wall of fixing seat and matches with valve rod 6
Internal screw thread can be facilitated by holding handle and rotate valve rod 6.
When work, valve body 1, the first water-supply-pipe 2, the second water-supply-pipe 3, flange 4, fixing seat 5, valve rod 6 and valve seat 14 first
Between be interconnected and fixed, constitute entire intake valve, rotated by holding the handle on valve rod 6 so that valve rod 6 drive
The first spool 7, the second spool 8, third spool 11 and the 4th spool 12 above moves down, and by the first convex block 9, first
The end of thread 10 and the second convex block 13 are connected with the first groove of corresponding position, the first internal screw thread and the second groove on valve seat 14
Match, sealed by the connection of multilayer spool, so that intake valve is not easy to circulate gas in closure, while rotating jacket shell 16 makes
It is moved down, so that second end of thread 17 is connected with thread groove on casing 15, is combined with rubber pad 18 and is covered valve rod 6
Sealing, and then the leakproofness of intake valve in use is improved, it is more practical.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. the intake valve of screw air compressor, which is characterized in that including valve body (1), fixing seat (5), valve rod (6) and seal assembly,
The fixing seat (5) is fixed at the top of valve body (1), and valve rod (6) screw thread is plugged on valve body (1) and fixing seat (5)
Inside, the seal assembly is arranged on valve rod (6), and seal assembly includes the first spool (7), first spool (7)
It is fixed at the bottom end of valve rod (6), one end of the valve body (1) is communicated with the first water-supply-pipe (2), and valve body (1) is another
End is communicated with the second water-supply-pipe (3), and first water-supply-pipe (2) is respectively provided with the second water-supply-pipe (3) far from the one end of valve body (1)
Have flange (4), is fixedly installed valve seat (14) in the middle part of valve body (1) inner cavity.
2. the intake valve of screw air compressor according to claim 1, which is characterized in that the bottom end of first spool (7)
It is fixedly installed the second spool (8), and the outer surface of the second spool (8) is provided with the first convex block (9) in the shape of a spiral, described second
First end of thread (10) are provided on the outer wall of spool (8) two sides of the bottom.
3. the intake valve of screw air compressor according to claim 2, which is characterized in that the bottom end of second spool (8)
It is fixedly installed third spool (11), and the bottom end of third spool (11) is fixedly installed the 4th spool (12), the 4th valve
The outer surface of core (12) is provided with the second convex block (13) in the shape of a spiral.
4. the intake valve of screw air compressor according to claim 1, which is characterized in that the inner wall of the valve seat (14) is from upper
The first groove, the first internal screw thread, the second groove are successively offered under, the valve seat (14) is in same vertical with valve rod (6)
On direction.
5. the intake valve of screw air compressor according to claim 1, which is characterized in that the seal assembly further includes reinforcing
Seat (15) and outer shell (16), the casing (15) are fixed at the top of fixing seat (5), valve rod (6) outer wall
Screw thread grafting between top and fixing seat (5), the valve rod (6) that outer shell (16) socket is arranged at the top of casing (15)
On, the bottom end of the outer shell (16) is fixedly installed second end of thread (17), and the top of outer shell (16) is fixedly installed
Rubber pad (18), rubber pad (18) socket are arranged on valve rod (6).
6. the intake valve of screw air compressor according to claim 1, which is characterized in that the top of the valve rod (6) is fixed
It is provided with handle, offers the internal screw thread matched with valve rod (6) at the top of fixing seat (5) inner wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822222405.6U CN209309346U (en) | 2018-12-27 | 2018-12-27 | The intake valve of screw air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822222405.6U CN209309346U (en) | 2018-12-27 | 2018-12-27 | The intake valve of screw air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209309346U true CN209309346U (en) | 2019-08-27 |
Family
ID=67679349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822222405.6U Expired - Fee Related CN209309346U (en) | 2018-12-27 | 2018-12-27 | The intake valve of screw air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209309346U (en) |
-
2018
- 2018-12-27 CN CN201822222405.6U patent/CN209309346U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215000 Jiangsu city in Suzhou Province, Xiangcheng District Weitang Town, No. 181 egger Jorge Luis Patentee after: Quanwei Machinery Group (Jiangsu) Co.,Ltd. Address before: 215000 Jiangsu city in Suzhou Province, Xiangcheng District Weitang Town, No. 181 egger Jorge Luis Patentee before: QUANWEI MACHINERY (JIANGSU) Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Intake valve of screw air compressor Effective date of registration: 20211130 Granted publication date: 20190827 Pledgee: Industrial and Commercial Bank of China Limited Suzhou Xiangcheng sub branch Pledgor: Quanwei Machinery Group (Jiangsu) Co.,Ltd. Registration number: Y2021320010516 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190827 |