CN206257327U - Inflation valve - Google Patents
Inflation valve Download PDFInfo
- Publication number
- CN206257327U CN206257327U CN201620839441.5U CN201620839441U CN206257327U CN 206257327 U CN206257327 U CN 206257327U CN 201620839441 U CN201620839441 U CN 201620839441U CN 206257327 U CN206257327 U CN 206257327U
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- China
- Prior art keywords
- joint
- valve
- valve head
- sealing ring
- head bar
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- 238000007789 sealing Methods 0.000 claims abstract description 48
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 239000000203 mixture Substances 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 18
- 230000008859 change Effects 0.000 description 12
- 230000008569 process Effects 0.000 description 12
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- -1 vacuumize Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Lift Valve (AREA)
Abstract
The utility model provides an inflation valve, include: the valve head rod is provided with a valve cavity, and the inlet end of the valve cavity is used for connecting a filling device; the joint is arranged at the outlet end of the valve cavity and is movably connected relative to the outlet end of the valve cavity; the sealing ring is positioned at the outlet end of the valve cavity and is arranged between the valve head rod and the joint; and the actuating locking mechanism is arranged between the valve head rod and the joint and is used for driving the joint to move relative to the valve head rod so as to enable the joint to move back and forth between a pressing position and a releasing position of the sealing ring. The sealing device has the advantages of being simple in operation, high in operation efficiency, good in sealing performance and not prone to loosening and leakage.
Description
Technical field
The present invention relates to valve technology field, and in particular to a kind of charge valve.
Background technology
Charge valve is used for rushing for gas liquid and fills or discharge, and is widely used in every field.For example in the production field of air-conditioner
In, it is necessary to using charge valve rush nitrogen, vacuumize, cooling medium charging or commodity inspection are tested.For the ease of staff manually by spiral shell
Line Screw joint and charge valve are screwed, and charge valve typically from 90 degree of charge valves of bent angle, such as uses the charge valve of flat construction,
Then it is not easy to the force of hand Screw.90 ° of structure sectional views of bend charge valve are used for as shown in the Fig. 3 in Figure of description
The screw thread Screw joint of the filled equipment interface of connection is corresponding with the valve core rod port of export to form the groove for accommodating steel ball, screw thread rotation
Tight coupling is buckled in the port of export of valve core rod by steel ball.Bowl-type sealing ring is arranged on the medial surface and valve element of screw thread Screw joint
Between the port of export of bar, the other end of 90 ° of bent angles is the arrival end for connecting filling equipment interface on charge valve, arrival end
Valve core rod is used for connecting conduit.
Wherein, the effect of steel ball is the port of export holding connection for being on the one hand to maintain screw thread Screw joint and valve core rod, and
And do not influence the port of export of screw thread Screw joint and valve core rod to relatively rotate, when actually used, first by screw thread Screw joint and
The interface thread of filled equipment is screwed, and during this, due to the setting of steel ball, the rotation of screw thread Screw joint will not drive valve
Core bar rotates, and wound condition occurs so as to avoid valve core rod from rotating conduit for causing the arrival end of valve core rod to connect etc.；Treat screw thread
After the interface of Screw joint and filled equipment is screwed, 90 ° of angle sections of hand-held charge valve revolve valve core rod 12 and screw thread
Tight coupling is screwed, so as to realize being tightly connected for filled three between equipment, charge valve and filling equipment.
But also there is following defect in the prior art：1. as described in above-mentioned occupation mode as, this charge valve
Need to rely on and manually screw the interface of screw thread Screw joint and filled equipment, then by rotary valve core bar, make valve core rod
The port of export and screw thread Screw joint are screwed, and make bowl-type sealing ring by the inner face of screw thread Screw joint and the port of export end of valve core rod
Face pressure is tight, could complete being tightly connected for three between charge valve and filling equipment, and its operating process is relatively complicated, workload compared with
Greatly；Simultaneously because rely on artificial screwing operations, degree is screwed therefore, it is difficult to accurate grasp, when screwing power and being not enough, valve core rod and
Screw thread Screw joint can not compress bowl-type sealing ring, be easily caused and fill content leaks.
2. in existing 90 ° of bend charge valves, in order to keep being connected between screw thread Screw joint and valve core rod, and screw thread
Screw joint can freely be rotated in the filled equipment interface of connection relative to valve core rod, and screw thread Screw joint and valve core rod are necessary
It is connected by steel ball.And the setting of steel ball prevents screw thread Screw joint from being removed from valve core rod, bowl-type sealing is being changed
Bowl-type sealing ring must be taken out from the openend of screw thread Screw joint by instrument during circle, then by new bowl-type sealing ring from spiral shell
Fill in the openend of line Screw joint；And in order that bowl-type sealing ring can easily be filled in from the openend of spiral Screw joint
Or take out, bowl-type sealing ring has to use soft material, the shorter flexible seal ring of service life；Which results in existing
Charge valve needs frequently to change bowl-type sealing ring, and it is high to change difficulty, changes efficiency low.
The content of the invention
Therefore, the technical problem to be solved in the present invention be overcome charge valve operating process of the prior art it is cumbersome, hold
Easily loosen and reveal, need frequently to change sealing ring and change technological deficiency (these technical problems that difficulty is high, replacing efficiency is low
Have what relation with 90 degree of bent angles), so as to provide a kind of easy to operate, it is not easy to loosen leakage and sealing ring replacement frequency it is low,
The readily replaceable charge valve of sealing ring.
In order to solve the above technical problems, the present invention provides a kind of charge valve, including：
Valve head bar, with valve pocket, the arrival end of the valve pocket is used to connect filling equipment；
Joint, for connecting filled equipment, the joint is arranged on the port of export of the valve pocket and relatively described valve pocket
The port of export be movably coupled to；
Sealing ring, positioned at the valve pocket port of export, is arranged between the valve head bar and the joint；
Actuating locking mechanism, is arranged between the valve head bar and the joint, for driving the joint relatively described
Valve head bar is moved, so that the joint is moved back and forth between the compacted position to the sealing ring and released position.
In above-mentioned charge valve, the actuating locking mechanism includes that being arranged on the valve head rod up-leading leads the joint movement
Slideway, along the slide unit that the slideway is slided, and drive the driver part that the slide unit moves along the slideway；Institute
State slide unit and connect the joint.
In above-mentioned charge valve, the slideway is that the valve head bar is close to the port of export of the valve pocket along the valve head
The hollow cylinder of the axial direction shaping of bar；The slide unit is the slide body being socketed on the cylinder.
In above-mentioned charge valve, the cylinder is made up of the radial direction diameter shrinkage part on the valve head bar, and the port of export is
Radial dimension is formed for accommodating the recessed of the sealing ring more than the big end of the diameter shrinkage part on the end face at the big end
Groove.
In above-mentioned charge valve, the driver part has the actuated piece being pivotally connected on the valve head bar, and partially
Heart is connected to the driving member on the actuated piece；The free end of the driving member is connected with the slide body.
In above-mentioned charge valve, the slide body by the connection sliding block that is connected with the driving member and with the connection sliding block
The turning block for rotating connection around the valve head rod axis is constituted, and the turning block is connected with the joint.
In above-mentioned charge valve, the connection sliding block is combined by radially spaced-apart two half-cylinders and in the two half-cylinders
The cuff composition for being suitable to be bound round together and be fixedly connected afterwards, formed on the semicylinder circumferentially is first annular
Raised or first annular groove；Formed on the turning block be suitable to it is described first annular raised or described first annular recessed
Groove inlays second annular groove or the second annular protrusion of cooperation.
In above-mentioned charge valve, each semicylinder position corresponding with the cuff forms the first screw, in institute
First through hole is formed on the position for stating cuff correspondence first screw, the first attachment screw passes through the first through hole, with
First screw is spirally connected fixation.
In above-mentioned charge valve, the inner ring surface of the joint forms three layers of step surface, the big end and the sealing ring
It is resisted against on the end face between First terrace and second step face；And between First terrace and the second step face with
The turning block connection.
In above-mentioned charge valve, the position of the joint correspondence turning block forms through hole, the turning block
The upper position against the through hole forms screw, and a screw is through the through hole being molded on the joint and is molded over described
Screw on turning block is spirally connected.
Technical solution of the present invention, has the following advantages that：
1. the present invention provide charge valve in, due to joint in releasing process in loosen connection state, joint and
Spacing between the valve head bar port of export is larger, so as to provide advantage to change sealing ring, staff can be by work
Tool easily completes the replacing of sealing ring.In existing 90 ° of bend charge valves, because between being limited between joint and the port of export
Gap is generally fixed constant, therefore sealing ring is difficult to change, so can only be using the shorter sealing of more soft service life
Circle.And become big by making the spacing between joint and valve head bar in the present embodiment, facilitate the replacing of sealing ring, therefore sealing ring
Can be harder using quality, thickness is thicker, the longer sealing ring of service life, and the material of such as sealing ring can be polytetrafluoroethyl-ne
Alkene.
2. in the charge valve that the present invention is provided, from above-mentioned releasing process and locking process, the charge valve of the present embodiment
Locking process is constituted for two steps, and the first step is that joint is connected with the interface of filled equipment, and second step is torsion actuation part
To latched position, hence it is evident that reduce charge valve and use step, the practical efficiency of charge valve is improve, and reduce and use difficulty；
On the other hand, the locking of charge valve is completed by staff only needs to reverse actuated piece to latched position, is not required to during being somebody's turn to do
Depend on the operating experience of staff to can reach lock-out state, therefore locked due to artificial in the absence of in existing charge valve
The degree of joint is different, and the loosening leak case for causing occurs.
Brief description of the drawings
In order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art, below will be to specific
The accompanying drawing to be used needed for implementation method or description of the prior art is briefly described, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
The sectional view that Fig. 1 is in the lock state for charge valve in embodiments of the invention 1；
Fig. 2 is the sectional view of joint；
Fig. 3 is the sectional view of 90 ° of bend charge valves of the prior art.
…
Description of reference numerals：
1- valve pockets；2- joints；3- sealing rings；4- cylinders；The big ends of 42-；7- actuated pieces；8- driving members；51- connection sliding blocks；
52- turning blocks；6- cuffs；The big ends of 42-；21- First terraces；22- second steps face.
Specific embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", D score, "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify describe, rather than indicate imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.Additionally, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or implying relative importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Company ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected；Can
Being to mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
Two connections of element internal.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
As long as additionally, technical characteristic involved in invention described below different embodiments non-structure each other
Can just be combined with each other into conflict.
Embodiment 1
Technical scheme is clearly and completely described below in conjunction with accompanying drawing.
The charge valve of the present embodiment, including：Valve head bar, joint 2, sealing ring 3, and actuating locking mechanism, wherein valve head bar
Inside form for filling the valve pocket 1 that material passes through, the arrival end of valve pocket 1 is used to connect filling equipment, is provided with the port of export and connect
First 2, it is connected with filled equipment again by joint 2, its center tap 2 can movably connect relative to the port of export of valve pocket 1
Connect.Sealing ring 3 is located at the port of export of valve pocket 1, and is arranged between valve head bar and joint 2.Actuating locking mechanism is arranged on the valve
Between head rod and the joint 2, for driving the joint 2 to be moved relative to the valve head bar, so that the joint 2 is to institute
State and moved back and forth between the compacted position of sealing ring 3 and released position.
The structure for activating locking mechanism is described in detail below in conjunction with Fig. 1 and Fig. 2：
With reference first to Fig. 1, actuating locking mechanism includes being arranged on the cunning that the valve head rod up-leading leads the movement of the joint 2
Road, along the slide unit that the slideway is slided, and the driver part that the driving slide unit is moved along the slideway；The cunning
Dynamic component connects the joint 2.
Specifically, the hollow cylinder 4 that slideway is molded near the port of export of valve pocket 1 by valve head bar along the axial direction of valve head bar
Constitute, cylinder 4 is the radial direction diameter shrinkage part on valve head bar, the port of export is big end 42 of the radial dimension more than the diameter shrinkage part,
The groove for accommodating the sealing ring 3 is formed on the end face at the big end 42.The inner ring surface of the joint 2 forms three layers
Step surface, the big end 42 and the sealing ring 3 are resisted against on the end face between First terrace 21 and second step face 22；And
It is connected with the turning block 52 between First terrace and the second step face 22.Driver part have be pivotally connected to
Actuated piece 7 on the valve head bar, and prejudicially it is connected to the driving member 8 on the actuated piece 7；The driving member 8 from
It is connected with the slide body by holding.Slide body is made up of connection sliding block 51 and turning block 52, connection sliding block 51 and driving member phase
Connection connection, can be translated under promotion in driving member on cylinder 4；Turning block 52 can be carried out around valve head rod axis
Rotation, it is connected with joint 2.Further, connection sliding block 51 is by radially spaced-apart two half-cylinders and in the two halves cylinder
The cuff 6 for being suitable to be bound round together after body combination and being fixedly connected is constituted, and is formed circumferentially on the semicylinder
First annular raised or first annular groove；Formed on the turning block 52 be suitable to it is first annular raised or described with described
The second annular groove or the second annular protrusion that first annular recess-mounted coordinates.Each semicylinder and the cuff 6 pairs
The position answered forms the first screw, and first through hole, first are formed on the position of correspondence first screw of the cuff 6
Attachment screw passes through the first through hole, is spirally connected fixation with first screw.
In above-mentioned actuating locking mechanism, it is specially in the present embodiment：Actuated piece 7 is a handheld component for bending,
What the rotating shaft that it passes through bias was pivoted is arranged in the groove being molded on valve head bar, and driving member 8 is described for one end is set in
On eccentrically weighted shaft, the other end is slidably arranged on valve head bar the driver plate 8 in the groove being molded along the direction of valve pocket 1, its utilization
Crank block principle, when 7 pivoting of actuated piece, eccentric shaft will promote the driving member 8 to carry out horizontal reciprocating shifting along groove
It is dynamic.
In above-mentioned implementation method, cylinder 4 can have certain taper, such as 5 ° -10 °, because the aperture of connection sliding block 51 is
Certain, the cylinder 4 with taper will limit the moving range of connection sliding block 51, actuating locking mechanism is accurately being locked
Positioning puts locking.
In above-mentioned implementation method, the connecting hole between cuff 6 and connection sliding block 51 can have constant slope, e.g. court
To 5 ° -10 ° of right side skew shown in Fig. 1, the outside of connection sliding block 51 is located at due to cuff 6, the connecting hole with gradient can
It is easy to cuff 6 to promote connection sliding block 51.
The charge valve locking process of the present embodiment is：Under original state, the arrival end and filling equipment of valve head bar are in and connect
State is connect, joint 2 is connected with filled equipment first when using, can be that the internal thread by being set on joint 2 is connected
Onto the interface of filled equipment, actuated piece 7, actuated piece 7 is then operated to drive driving member 8 to act, driving member 8 drives cuff again
6 and the connection sliding block 51 that is connected with cuff 6 act, when connection sliding block 51 drives turning block 52 to move, turning block
52 will pull joint 2 to be moved towards valve head bar direction by the screw for setting thereon.Filled because joint 2 has been fixedly connected on
On the standby interface of installing, thus valve head bar will be towards the movement of the direction of joint 2, so as to compress sealing ring, its final locking
State is as shown in Figure 1.
The charge valve releasing process of the present embodiment is：Lock-out state schematic diagram with reference to shown in Fig. 1, overturns actuated piece first
7, actuated piece 7 promotes connection sliding block 51 to be moved to the left side shown in Fig. 1 by driving member 8 and cuff 6, during this, rotates and slides
In the state that connection is loosened along the bearing of trend of valve pocket 1, joint 2 no longer holds out against valve head bar for connection hole between block 52 and joint 2
The port of export, so as to complete the unblock of charge valve.
During above-mentioned use, because slide body is made up of turning block 52 and the split of connection sliding block 51, so connecing
First 2 are connected to when on filled equipment interface, and independent rotation of turning block 52 ensure that miscellaneous part in actuating locking mechanism
Can not acted on by power.
Due to the state that joint 2 is connected in releasing process in loosening, the spacing between joint 2 and the valve head bar port of export
Larger, so as to provide advantage to change sealing ring 3, staff can easily complete sealing ring 3 by instrument
Change.In existing 90 ° of bend charge valves because the gap being limited between joint 2 and the port of export be generally fixed it is constant,
Therefore sealing ring 3 is difficult to change, so can only be using the shorter sealing ring of more soft service life.And pass through in the present embodiment
Spacing between joint 2 and valve head bar is become big, facilitate the replacing of sealing ring 3, thus sealing ring 3 can using quality compared with
Firmly, thickness is thicker, the longer sealing ring 3 of service life, and such as material of sealing ring 3 can be polytetrafluoroethylene (PTFE).
From above-mentioned releasing process and locking process, the charge valve locking process of the present embodiment is two steps composition, first
Step is that joint 2 is connected with the interface of filled equipment, and second step is torsion actuation part 7 to latched position, hence it is evident that reduced
Charge valve uses step, improves the practical efficiency of charge valve, and reduces and use difficulty；On the other hand, staff only needs
The locking of charge valve is completed by actuated piece 7 is reversed to latched position, the behaviour of staff is not need to rely on during being somebody's turn to do
It is that can reach lock-out state as experience, thus it is different in the absence of the degree in existing charge valve due to artificial lock-on connection 2, and make
Into loosening leak case occur.
In addition it should be noted that：Cylinder 4 can be integrally formed with valve head bar, may also be and be connected through a screw thread or weld
Mutually fixed with valve head bar etc. mode, for example in the present embodiment, preferably cylinder 4 be and valve head bar between by welding manner into
Type, consequently facilitating the installation of connection sliding block 51 and turning block 52, especially：During using this implementation method, as a bodily form
The turning block 52 that formula is set should be assembled on cylinder 4 before cylinder 4 is welded.
Embodiment 2
The present embodiment is the variant embodiment on the basis of embodiment 1, and unlike embodiment 1：
The middle column body 4 of embodiment 1 is attached in a position-stable manner with valve head bar, is realized by the movement of turning block 52
The port of export and joint 2 of valve head bar are relatively moved, and then are realized locking and unlocked.
In the present embodiment, cylinder 4 can also be that scalable form sets (not shown), activate the action of locking mechanism
During will by connection sliding block promote cylinder 4 big end 42 move, so as to compress sealing ring 3 to interface 2.
Further, the structure of actuating locking mechanism is not limited only to the one kind provided in embodiment 1, and it can also be energy
Reach the structure of screw thread feeding to promote slide body to move, screw thread feeding structure possesses the function of self-locking, prevents from locking
Loosened in journey.
Obviously, above-described embodiment is only intended to clearly illustrate example, and not to the restriction of implementation method.It is right
For those of ordinary skill in the art, can also make on the basis of the above description other multi-forms change or
Change.There is no need and unable to be exhaustive to all of implementation method.And the obvious change thus extended out or
Among changing still in the protection domain of the invention.
Claims (10)
1. a kind of charge valve, it is characterised in that including：
Valve head bar, with valve pocket (1), the arrival end of the valve pocket (1) is used to connect filling equipment；
Joint (2), for connecting filled equipment, the joint (2) is arranged on the port of export of the valve pocket (1) and relatively described
The port of export of valve pocket (1) is movably coupled to；
Sealing ring (3), positioned at the valve pocket (1) port of export, is arranged between the valve head bar and the joint (2)；
Actuating locking mechanism, is arranged between the valve head bar and the joint (2), for driving the joint (2) with respect to institute
The movement of valve head bar is stated, so that the joint (2) is back and forth moved between the compacted position to the sealing ring (3) and released position
It is dynamic.
2. charge valve according to claim 1, it is characterised in that：
The actuating locking mechanism includes that being arranged on the valve head rod up-leading leads the mobile slideway of the joint (2), along the cunning
The slide unit that road is slided, and the driver part that the driving slide unit is moved along the slideway；The slide unit connection
The joint (2).
3. charge valve according to claim 2, it is characterised in that：
The slideway is during the valve head bar is molded near the port of export of the valve pocket (1) along the axial direction of the valve head bar
Empty cylinder (4)；The slide unit is the slide body being socketed on the cylinder (4).
4. charge valve according to claim 3, it is characterised in that：
The cylinder (4) is made up of the radial direction diameter shrinkage part on the valve head bar, and the port of export is radial dimension more than described
The big end (42) of diameter shrinkage part, forms the groove for accommodating the sealing ring (3) on the end face of the big end (42).
5. charge valve according to claim 4, it is characterised in that：
The driver part has the actuated piece (7) being pivotally connected on the valve head bar, and is prejudicially connected to the cause
Driving member (8) on moving part (7)；The free end of the driving member (8) is connected with the slide body.
6. charge valve according to claim 5, it is characterised in that：
The slide body is by the connection sliding block (51) that is connected with the driving member and with the connection sliding block (51) around the valve head
The turning block (52) that rod axis rotate connection is constituted, and the turning block (52) is connected with the joint (2).
7. charge valve according to claim 6, it is characterised in that：
The connection sliding block (51) is suitable to be bound round by radially spaced-apart two half-cylinders and after the two half-cylinders are combined
Together and cuff (6) composition that is fixedly connected, circumferentially first annular raised or first are formed on the semicylinder
Annular groove；Formed on the turning block (52) and be suitable to and described first annular raised or described first annular recess-mounted
The second annular groove or the second annular protrusion for coordinating.
8. charge valve according to claim 7, it is characterised in that：
Each semicylinder position corresponding with the cuff (6) forms the first screw, described in the cuff (6) correspondence
First through hole is formed on the position of the first screw, the first attachment screw passes through the first through hole, with the first screw spiral shell
Connect fixation.
9. charge valve according to claim 6, it is characterised in that：
The inner ring surface of the joint (2) forms three layers of step surface, and the big end (42) and the sealing ring (3) are resisted against first
On end face between step surface (21) and second step face (22)；And between First terrace and the second step face (22)
It is connected with the turning block (52).
10. charge valve according to claim 9, it is characterised in that：
The position of joint (2) correspondence turning block (52) forms through hole, against institute on the turning block (52)
The position for stating through hole forms screw, and a screw passes through the through hole being molded on the joint (2) and is molded over the rotation
Screw on sliding block (52) is spirally connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620839441.5U CN206257327U (en) | 2016-08-03 | 2016-08-03 | Inflation valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620839441.5U CN206257327U (en) | 2016-08-03 | 2016-08-03 | Inflation valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206257327U true CN206257327U (en) | 2017-06-16 |
Family
ID=59023284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620839441.5U Active CN206257327U (en) | 2016-08-03 | 2016-08-03 | Inflation valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206257327U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106051254A (en) * | 2016-08-03 | 2016-10-26 | 珠海格力电器股份有限公司 | Inflation valve |
-
2016
- 2016-08-03 CN CN201620839441.5U patent/CN206257327U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106051254A (en) * | 2016-08-03 | 2016-10-26 | 珠海格力电器股份有限公司 | Inflation valve |
| CN106051254B (en) * | 2016-08-03 | 2018-07-06 | 珠海格力电器股份有限公司 | Inflation valve |
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