CN208719447U - A kind of superpressure air operated reversing valve component - Google Patents
A kind of superpressure air operated reversing valve component Download PDFInfo
- Publication number
- CN208719447U CN208719447U CN201821320675.4U CN201821320675U CN208719447U CN 208719447 U CN208719447 U CN 208719447U CN 201821320675 U CN201821320675 U CN 201821320675U CN 208719447 U CN208719447 U CN 208719447U
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- China
- Prior art keywords
- valve
- outlet
- spool
- valve core
- outlet nipple
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- Expired - Fee Related
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- Multiple-Way Valves (AREA)
Abstract
The utility model discloses a kind of superpressure air operated reversing valve components, including reversal valve and outlet nipple assembly, reversal valve includes spool and valve pocket, valve core inside sets valve core rod, valve core rod one end is connect by cutting ferrule with reversing valve core bottom, the valve core rod other end sets valve core piston, valve pocket covers on the outside of spool, spool face sets stomata a, valve pocket is equipped with stomata b, outlet nipple assembly includes outlet nipple and outlet switching nut, reversal valve is located inside valve deck, valve deck is equipped with gas outlet, the outer snare of outlet nipple is in gas outlet, snare is on spool in outlet nipple, outlet switching nut is located on outlet nipple, outlet nipple connects rose gold tube by two pass joints and connects high-pressure cylinder.The utility model reduces the abrasion of sealing ring, ensure that the tight type under hyperbaric environment, prevents high pressure from divulging a secret, gas has the outlet pressure and fluid ability of infinite variable, extends the service life of reversal valve.
Description
Technical field
The utility model relates to superpressure pump technical field, in particular to a kind of superpressure air operated reversing valve component.
Background technique
Pneumatic gas booster pump is widest field in industry, it combines shirtsleeve operation principle and firm knot
Structure is suitable for most harsh industrial application, pneumatic gas booster pump is very suitable for increase gas pressure, high pressure gas conveys,
Cylinder charge and scavenging.Commonly used device in pneumatic gas booster pump when air operated reversing valve, existing air operated reversing valve structure
Complexity is easy to appear the case where high pressure is revealed in ultra-high voltage environment, and gas generates powerful impact force in hyperbaric environment, changes
The failures such as pin shaft abrasion deformation, fracture, bearing be broken often occur to valve, and under superpressure impact force, are easy to appear high pressure
It divulges a secret, around sliding surface of the valve rod with inlet valve body and stem guiding, the abrasion of piston seal and sliding surface can be accelerated, sternly
Weight causes moving component stuck, influences the service life of functional reliability and reversal valve,
Utility model content
The main purpose of the utility model is to provide a kind of superpressure air operated reversing valve components, can effectively solve background skill
In art in Overpressure Condition, commutation valve pin shaft abrasion deformation, fracture, bearing are broken；High pressure is divulged a secret；Ring wear is serious to ask
Topic.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of superpressure air operated reversing valve component, including reversal valve and outlet nipple assembly, reversal valve include spool and
Valve pocket, valve core inside set valve core rod, and valve core rod one end is connect by cutting ferrule with reversing valve core bottom, the valve core rod other end
If valve core piston, valve pocket covers on the outside of spool, and spool face sets stomata a, and it is more that valve pocket, which is equipped with stomata b, stomata a and stomata b,
Group, outlet nipple assembly include outlet nipple and outlet switching nut, and reversal valve is located inside valve deck, and valve deck is equipped with
Gas outlet, the outer snare of outlet nipple is in gas outlet, and on spool, outlet switching nut is set snare in outlet nipple
On outlet nipple, outlet nipple connects two pass joints, and two pass joints connect high-pressure cylinder by rose gold tube.
Preferably, outlet nipple is right angle pylone, and outlet switching nut is located at outlet nipple and two pass joints
Right opposite, outlet switching nut are connect with two pass joints, leakage when preventing outlet.
Preferably, outlet switching nut side is equipped with shaft block ring, and shaft block ring and outlet nipple protrude part one
The lateral position for playing fixed outlet switching nut, prevents outlet nut from lateral displacement occurs.
Preferably, spool face is equipped with concave and convex platform, and O-ring a is set on concave station, and O-ring a is multiple groups, and valve pocket surface is equipped with
Groove sets O-ring d in groove, increases air-tightness by O-ring a, while O-ring a and valve pocket generate friction to reduce spool
With the abrasion of valve pocket, extend the service life of spool.
Preferably, the bottom connection valve of valve pocket and spool covers washer, and valve pocket washer is asbestos washer and metal washer phase group
It closes, valve pocket washer is located at valve pocket bottom, seals valve pocket space, prevents air pressure from revealing, knockdown valve pocket washer being capable of high temperature resistant
And corrosion, and sound insulation can be carried out and prevent influence caused by electrostatic.
Preferably, valve core rod extends spool, and valve core piston is stretched outside in outlet nipple, passes through the past of valve core piston
Multiple movement, enters gas in high-pressure cylinder by outlet nipple.
Preferably, O-ring b is cased on valve core piston, O-ring b and outlet nipple inner wall are in close contact, increase closed
Property.
Preferably, inner side and outer side is equipped with O-ring c, outlet nipple outside and valve deck outlet at outlet nipple
Mouth connection, outlet nipple inside are connect with spool, and O-ring c is sealed connector, prevents from revealing.
Compared with traditional technology, the beneficial effect that the utility model generates is: the utility model passes through outlet nipple
Valve pocket is fixed in valve deck with valve deck, reduces the abrasion of sealing ring, is connected by outlet nipple with valve deck and spool,
It ensure that the tight type under hyperbaric environment, prevent high pressure from divulging a secret, stomata a and stomata b intercommunication, so that gas has going out for infinite variable
Mouth pressure and fluid ability, reduction commutation valve pin shaft abrasion deformation, fracture, bearing are broken, extend the service life of reversal valve.
Detailed description of the invention
Fig. 1 is the overall structure plan view of the utility model.
Fig. 2 is the reversal valve plan view of the utility model.
Fig. 3 is the outlet nipple assembly plan view of the utility model.
In figure: 1, reversal valve；2, valve pocket；21, stomata b；22, O-ring d；3, spool；31, stomata a；32, O-ring a；4,
Valve core rod；5, gas outlet；6, valve core piston；61, O-ring b；7, outlet nipple assembly；71, outlet nipple；
711, O-ring c；72, outlet switching nut；73, shaft block ring；8, two pass joint；9, rose gold tube；10, high-pressure cylinder；11, valve
Lid；12, valve pocket washer.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figure 1-3, a kind of superpressure air operated reversing valve component, including reversal valve 1 and outlet nipple assembly 7, it changes
Include spool 3 and valve pocket 2 to valve 1, sets valve core rod 4 inside spool 3,4 one end of valve core rod is connect with 3 bottom of spool, spool
4 other end of pull rod sets valve core piston 6,2 sets of valve pocket in 3 outside of spool, 3 surface of spool sets stomata a31, and valve pocket 2 is equipped with stomata
B21, stomata a31 and stomata b21 are multiple groups, and outlet nipple assembly 7 includes outlet nipple 71 and outlet switching nut
72, reversal valve 1 is located inside valve deck 11, and valve deck 11 is equipped with gas outlet 5, and the outer snare of outlet nipple 71 is in gas outlet 5, out
Snare is on spool 3 in gas nipple 71, and outlet switching nut 72 is located on outlet nipple 71, outlet nipple 71
Two pass joints 8 are connected, two pass joints 8 connect high-pressure cylinder 10 by rose gold tube 9.
In the present embodiment, outlet nipple 71 is right angle pylone, and outlet switching nut 72 is located at outlet nipple 71
With two pass joints, 8 right opposite, outlet switching nut 72 is connect with two pass joints 8, leakage when preventing outlet.
In the present embodiment, outlet transfers 72 side of nut equipped with shaft block ring 73, shaft block ring 73 and outlet nipple
The lateral position of outlet switching nut 72 is fixed in 71 protrusion parts together, prevents outlet nut from lateral displacement occurs.
In the present embodiment, 3 surface of spool is equipped with concave and convex platform, and O-ring a32 is set on concave station, and O-ring a32 is multiple groups, valve pocket
Surface is equipped with groove, sets O-ring d22 in groove, increases air-tightness by O-ring a32, while O-ring a32 and valve pocket 2 generate
Friction is to reduce the abrasion of spool 3 Yu valve pocket 2, the service life of extension spool 3.
In the present embodiment, the bottom connection valve of valve pocket 2 and spool 3 covers washer 12, and valve pocket washer 12 is asbestos washer and gold
Belong to washer to be combined, valve pocket washer 12 is located at 2 bottom of valve pocket, seals 2 space of valve pocket, prevents air pressure from revealing, knockdown valve pocket
Washer 12 can high temperature resistant and corrosion, and sound insulation can be carried out and prevent influence caused by electrostatic.
In the present embodiment, valve core rod 4 extends spool 3, and valve core piston 6 is stretched outside in outlet nipple 71, passes through valve
The reciprocating motion of core piston 6 enters gas in high-pressure cylinder 10 by outlet nipple 71.
In the present embodiment, O-ring b61 is cased on valve core piston 6, O-ring b61 closely connects with 71 inner wall of outlet nipple
Touching increases airtightness.
In the present embodiment, inner side and outer side is equipped with O-ring c711,71 outside of outlet nipple at outlet nipple 71
It being connect with 11 gas outlet 5 of valve deck, 71 inside of outlet nipple is connect with spool 3, and O-ring c711 is sealed connector,
It prevents from revealing.
It is above that certain exemplary embodiments of the utility model are only described by way of explanation, undoubtedly, for
Those skilled in the art can be with a variety of different without departing from the spirit and scope of the utility model
Mode is modified described embodiment.Therefore, above-mentioned attached drawing and description are regarded as illustrative in nature, and should not be construed as
Limitation to the utility model claims protection scope.
Claims (8)
1. a kind of superpressure air operated reversing valve component, including reversal valve and outlet nipple assembly, it is characterised in that: the commutation
Valve includes spool and valve pocket, and the valve core inside sets valve core rod, and described valve core rod one end passes through cutting ferrule and reversing valve core bottom
Portion's connection, the valve core rod other end set valve core piston, and the valve pocket covers on the outside of spool, and the spool face sets stomata a,
It is multiple groups that the valve pocket, which is equipped with stomata b, the stomata a and the stomata b, and the outlet nipple assembly includes outlet spiral shell
Line connector and outlet switching nut, the reversal valve are located inside valve deck, and the valve deck is equipped with gas outlet, and the outlet screw thread connects
The outer snare of head is in gas outlet, and for snare on spool, the outlet switching nut is located at outlet spiral shell in the outlet nipple
On line connector, the outlet nipple connects two pass joints, and two pass joint connects high-pressure cylinder by rose gold tube.
2. a kind of superpressure air operated reversing valve component according to claim 1, it is characterised in that: the outlet nipple is
Right angle pylone, the outlet switching nut are connect with two pass joints.
3. a kind of superpressure air operated reversing valve component according to claim 1, it is characterised in that: outlet switching nut side
Side is equipped with shaft block ring.
4. a kind of superpressure air operated reversing valve component according to claim 1, it is characterised in that: the spool face sets O-shaped
A is enclosed, the O-ring a is multiple groups, and the valve pocket surface sets O-ring d.
5. a kind of superpressure air operated reversing valve component according to claim 1, it is characterised in that: the bottom of the valve pocket and spool
Portion's connection valve covers washer, and the valve pocket washer is that asbestos washer is combined with metal washer.
6. a kind of superpressure air operated reversing valve component according to claim 1, it is characterised in that: the valve core rod extends
Spool, the valve core piston are located in outlet nipple.
7. a kind of superpressure air operated reversing valve component according to claim 1, it is characterised in that: be cased on the valve core piston
O-ring b.
8. a kind of superpressure air operated reversing valve component according to claim 1 or 2, it is characterised in that: the outlet screw thread connects
The inner side and outer side Tou Chu is equipped with O-ring c, connect on the outside of the outlet nipple with valve deck gas outlet, the outlet screw thread connects
Head inside is connect with spool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821320675.4U CN208719447U (en) | 2018-08-15 | 2018-08-15 | A kind of superpressure air operated reversing valve component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821320675.4U CN208719447U (en) | 2018-08-15 | 2018-08-15 | A kind of superpressure air operated reversing valve component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208719447U true CN208719447U (en) | 2019-04-09 |
Family
ID=65977942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821320675.4U Expired - Fee Related CN208719447U (en) | 2018-08-15 | 2018-08-15 | A kind of superpressure air operated reversing valve component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208719447U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108799554A (en) * | 2018-08-15 | 2018-11-13 | 安徽士必达液压器材有限公司 | A kind of superpressure air operated reversing valve component |
-
2018
- 2018-08-15 CN CN201821320675.4U patent/CN208719447U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108799554A (en) * | 2018-08-15 | 2018-11-13 | 安徽士必达液压器材有限公司 | A kind of superpressure air operated reversing valve component |
| CN108799554B (en) * | 2018-08-15 | 2024-08-23 | 安徽士必达液压器材有限公司 | Overpressure pneumatic reversing valve assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190409 Termination date: 20210815 |