CN206206638U - A kind of oscillatory valve - Google Patents
A kind of oscillatory valve Download PDFInfo
- Publication number
- CN206206638U CN206206638U CN201621040155.9U CN201621040155U CN206206638U CN 206206638 U CN206206638 U CN 206206638U CN 201621040155 U CN201621040155 U CN 201621040155U CN 206206638 U CN206206638 U CN 206206638U
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- China
- Prior art keywords
- valve body
- rotating shaft
- valve
- valve plate
- swing arm
- 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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- 230000003534 oscillatory effect Effects 0.000 title claims abstract description 38
- 238000007789 sealing Methods 0.000 claims abstract description 49
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 27
- 239000004917 carbon fiber Substances 0.000 claims abstract description 27
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 26
- 238000012856 packing Methods 0.000 claims abstract description 22
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052802 copper Inorganic materials 0.000 claims abstract description 16
- 239000010949 copper Substances 0.000 claims abstract description 16
- 238000007599 discharging Methods 0.000 claims abstract description 11
- 238000007493 shaping process Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 6
- 239000002245 particle Substances 0.000 description 4
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Lift Valve (AREA)
- Multiple-Way Valves (AREA)
Abstract
The utility model is related to valve technology field, there is provided a kind of oscillatory valve, including upper valve body, lower valve body, cylinder, rotating shaft, swing arm and valve plate, connecting seat is provided between the valve plate and the swing arm, the connecting seat is arranged in the swing arm from bottom to up, and the valve plate is rotatably mounted on the connecting seat；Bearing assembly and multiple first carbon fiber packing sealing rings are provided between the rotating shaft and the upper valve body；Copper sheathing and multiple second carbon fiber packing sealing rings are provided between the rotating shaft and the lower valve body；The oscillatory valve also includes discharging device.A kind of oscillatory valve that the utility model is provided, good airproof performance, replacing valve plate are convenient, compact conformation is reliable, long service life.
Description
Technical field
The utility model is related to valve technology field, more particularly to a kind of oscillatory valve.
Background technology
The species of valve is various, and the organization plan that different working environment, different pumped (conveying) mediums are taken respectively has feature,
Oscillatory valve is an important component in concentrated phase positive pneumatic conveying system, be typically employed in thermal power plant, metallurgy, medicine,
In the industries such as chemical industry, the transport of all kinds of dust, particle and semifluid medium.Oscillatory valve is to drive valve plate swing arm to rotate by rotating shaft
To realize valve opening and closing, existing oscillatory valve typically makes to load compression bullet between valve plate and sealing ring in design and manufacture
Spring, makes sealing surface of valve plate be brought into close contact with sealing ring, can prevent particle media from entering between sealing surface, therefore oscillatory valve can be very
The keying effect of whole pipeline is played well.With the passage of working time, the sealing surface of valve plate occurs different degrees of mill
Damage, the valve after abrasion will be revealed in closure, at this moment be accomplished by the valve plate for more renewing, and the oscillatory valve of prior art exists
When changing valve plate, the upper lower valve body that oscillatory valve is opened in dismounting is generally required, this not only wastes time and energy, but also upper lower valve will be destroyed
The sealing intact when dispatching from the factory of body faying face, can influence the reliability of device.
And the rotating shaft of oscillatory valve needs sealing, existing oscillatory valve typically realizes the close of rotating shaft by rubber seal
Envelope, it is ensured that during axis of rotation, oscillatory valve will not be revealed under the operating pressure of 0.4MPA, and this sealing structure is low in medium temperature
Can normally be sealed when 100 DEG C, but when actually used many media temperature more than 100 DEG C, when medium temperature be higher than 100
DEG C when, sealing structure will loss of seal effect, cause the leakage of oscillatory valve, had a strong impact on the service life of oscillatory valve.
Therefore, how existing oscillatory valve is improved, make its overcome drawbacks described above be those skilled in the art urgently
The problem for solving.
Utility model content
In view of the above-mentioned state of the art, technical problem to be solved in the utility model is to provide a kind of sealing
Good, replacing valve plate is convenient, compact conformation is reliable, the oscillatory valve of long service life.
The utility model solve the technical scheme that is used of above-mentioned technical problem for：
A kind of oscillatory valve, including upper valve body, lower valve body, cylinder, rotating shaft, swing arm and valve plate, the upper valve body and it is described under
Valve body is fixedly connected by flange, and accommodating chamber is formed between the upper valve body and the lower valve body, and the cylinder is fixedly mounted on
The upper valve is external, and the rotating shaft upper end is vertically installed in upper valve body, and lower end is rotatably mounted in the lower valve body, the pendulum
Arm is arranged in the accommodating chamber, and the upper end of the rotating shaft is connected by rocking arm with the piston rod of the cylinder, the swing arm
One end is fixedly connected with the rotating shaft, and the valve plate is arranged on the one end of the swing arm away from the rotating shaft, the valve plate and institute
State and be provided between swing arm connecting seat, the connecting seat is arranged in the swing arm from bottom to up, and the valve plate is rotatably mounted on
On the connecting seat；Bearing assembly and multiple first carbon fiber packing_seals are provided between the rotating shaft and the upper valve body
Circle, the bearing assembly and the first carbon fiber packing sealing ring are set in the rotating shaft, and the bearing assembly is located at
The top of the first carbon fiber sealing ring；Copper sheathing and multiple second carbon fibers are provided between the rotating shaft and the lower valve body
Packing_seal circle, the copper sheathing and the second carbon fiber packing sealing ring are set in the rotating shaft, and the copper sheathing is located at described
Second carbon fiber packing sealing ring lower section, the copper sheathing coordinates with the axis of rotation, between the rotating shaft and the lower valve body
It is additionally provided with spring regulating device；The oscillatory valve also includes discharging device, and the discharging device includes opening for control water yield
Close the part shifting block corresponding with the switch member position, the upper valve body towards being provided with apopore on the end face of the valve plate,
The apopore is connected with the discharging device, and shaping is provided with mounting hole, one end of the switch member in the lower valve body
Sliding is embedded in the mounting hole, and the other end is stretched out outside the mounting hole, the bottom wall of the switch member and the mounting hole it
Between be provided with elastic component；The switch member is cylinder, and shaping is provided with multiple projections on the outer surface of the switch member, described
A plurality of buffer strip is provided with mounting hole inwall, the switch member is set to hemispherical towards the end of the valve plate.
The valve plate center is provided with counterbore, and the counterbore coordinates with the connecting seat gap, and shaping sets in the connecting seat
Be equipped with the shoulder hole coaxial with the counterbore, the aperture of the shoulder hole is screw, the shoulder hole built with the counterbore
Half round top rod that bottom surface offsets, is cased with stage clip on half round top rod, pressure is provided between the stage clip and the aperture end face
Block, the briquetting and the screw through the shoulder hole screw are touched.
The bearing assembly includes taper roll bearing and deep groove ball bearing, and the taper roll bearing is located at the zanjon
Ball bearing lower section.
The spring regulating device include being arranged on the blind hole on the rotating shaft end face, the spring set in the blind hole,
Jacking block and the jacking block that the top of the spring one end is in contact with the top end face are arranged on away from the top
End face is offseted the adjusting screw of company, and the screw being engaged with the adjusting screw is provided with the lower valve body housing.
The switch member is cylinder, and shaping is provided with multiple projections, the mounting hole on the outer surface of the switch member
A plurality of buffer strip is provided with inwall, the switch member is set to hemispherical towards the end of the valve plate.Beneficial effect：
The technical scheme provided using the utility model, compared with prior art, is had the advantages that：
1st, oscillatory valve of the present utility model, its valve plate center is provided with counterbore, and counterbore coordinates with connecting seat gap, in connecting seat
Shaping is provided with the shoulder hole coaxial with counterbore, the aperture of shoulder hole is screw, and shoulder hole offsets built with counterbore bottom surface
Half round top rod, is cased with stage clip on half round top rod, be provided with briquetting between stage clip and aperture end face, briquetting and through shoulder hole screw
Screw touch.Using this kind of technical scheme, valve plate is controlled by the connecting seat in swing arm, and connecting seat is pushing down the same of valve plate
When, it is necessary to axial compressive force is produced to valve plate, to ensure the sealing of valve plate in the course of the work and upper valve body charging aperture, through rank
The screw in terraced hole can adjust the sealing of valve plate and charging aperture.
2nd, oscillatory valve of the present utility model, its bearing assembly includes taper roll bearing and deep groove ball bearing, taper roller
Bearing is located at deep groove ball bearing lower section.Using this kind of technical scheme, taper roll bearing can bear to be produced during pivot
Raw axial load, deep groove ball bearing can bear the radial load produced during pivot, and two bearing fits are used,
Extend the service life of oscillatory valve.
3rd, oscillatory valve of the present utility model, its spring regulating device includes the blind hole being arranged on rotating shaft end face, sets blind
The end face phase of jacking block that spring in hole, the top for being arranged on spring one end are in contact with top end face and jacking block away from top
To adjusting screw even, the screw being engaged with adjusting screw is provided with lower valve body housing.Using this kind of technical scheme, can be micro-
The position of axle is turned, makes the valve plate in swing arm all the time in preferably position, it is ensured that the sealing of valve plate and charging aperture.
4th, oscillatory valve of the present utility model, because valve plate is arranged on connecting seat, if desired changes valve plate, only need to the company of pulling down
Joint chair, it becomes possible to carry out the replacing of valve plate, without pulling down upper lower valve body, has saved original intact when upper lower valve body faying face dispatches from the factory from damage
Sealing, it is ensured that the reliability that oscillatory valve is used, and reduce change valve plate needed for time, improve operating efficiency；Make
Replace traditional rubber seal with carbon fiber packing sealing ring, because carbon fiber packing sealing ring is exotic material, even if
Medium temperature in valve body is higher, and carbon fiber packing sealing ring still has good sealing function, so that oscillatory valve can flow
Logical media range is expanded, and increases the use scope of oscillatory valve；Oscillatory valve is provided with discharging device, and the water energy of discharge is reached
The valve plate that moistening is brought into close contact with charging aperture, enables the grinding and polishing of valve plate more thoroughly, serves removal impurity particle
Effect, further ensure the sealing effectiveness of valve.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the close-up schematic view at A in Fig. 1.
Fig. 3 is the close-up schematic view at B in Fig. 1.
Wherein, upper valve body 1, lower valve body 2, cylinder 3, rotating shaft 4, swing arm 5, valve plate 6, connecting seat 7, bearing assembly 8, the first carbon
Fiber packing sealing ring 9, copper sheathing 10, the second carbon fiber packing sealing ring 11, zirconia ceramics sealing ring 12, switch member 14 is dialled
Block 15, apopore 16, mounting hole 17, elastic component 18, half round top rod 19, stage clip 20, briquetting 21, screw 22, blind hole 24, spring
25, top 26, jacking block 27, adjusting screw 28, projection 29, buffer strip 30.
Specific embodiment
Further understand and recognize to make to have architectural feature of the present utility model and the effect reached, to compared with
Good embodiment and accompanying drawing coordinate detailed description, are described as follows：
As shown in figure 1, a kind of oscillatory valve, including upper valve body 1, lower valve body 2, cylinder 3, rotating shaft 4, swing arm 5 and valve plate 6, on
Valve body 1 is fixedly connected with lower valve body 2 by flange, and accommodating chamber is formed between upper valve body 1 and lower valve body 2, and cylinder 3 is fixedly mounted on
Outside upper valve body 1, the upper end of rotating shaft 4 is vertically installed in upper valve body 1, and lower end is rotatably mounted in lower valve body 2, and swing arm 5 is arranged on appearance
Receive in chamber, the upper end of rotating shaft 4 is connected by rocking arm with the piston rod of cylinder 3, and one end of swing arm 5 is fixedly connected with rotating shaft 4, valve plate
6 are arranged on the one end of swing arm 5 away from rotating shaft 4, as improvement of the present utility model, connecting seat are provided between valve plate 6 and swing arm 5
7, connecting seat 7 is arranged in swing arm 5 from bottom to up, and valve plate 6 is rotatably mounted on connecting seat 7, and in the present embodiment, connecting seat 7 leads to
Cross multiple bolts to be arranged in swing arm 5, convenient disassembly；
Bearing assembly 8 and multiple first carbon fiber packing sealing rings 9, bearing assembly are provided between rotating shaft 4 and upper valve body 1
8 and first carbon fiber packing sealing ring 9 be set in rotating shaft 4, bearing assembly 8 be located at the first carbon fiber sealing ring 9 top,
In the present embodiment, the first carbon fiber packing sealing ring 9 totally four, and along the axially stacking of rotating shaft 4；
Copper sheathing 10 and multiple second carbon fiber packing sealing rings 11, copper sheathing 10 and are provided between rotating shaft 4 and lower valve body 2
Two carbon fiber packing sealing rings 11 are set in rotating shaft 4, and copper sheathing 10 is located at the lower section of the second carbon fiber packing sealing ring 11, copper sheathing
10 are rotatably assorted with rotating shaft 4, and spring regulating device is additionally provided between rotating shaft 4 and lower valve body 2, in the present embodiment, copper sheathing 10
Internal diameter coordinates with rotating shaft 4, and copper sheathing 10 is the bushing for protecting the end of rotating shaft 4, the second carbon fiber packing sealing ring 11 totally three, and edge
The axially stacking of rotating shaft 4；Oscillatory valve also includes discharging device, and discharging device includes the switch member 14 of control water yield and opens
Close the corresponding shifting block 15 in part 14 position, upper valve body 1 towards being provided with apopore 16 on the end face of valve plate 6, apopore 16 with go out
Water installations are connected, and shaping is provided with mounting hole 17 in lower valve body 2, and one end sliding of switch member 14 is embedded in mounting hole 17,
The other end is stretched out outside mounting hole 17, and elastic component 18 is provided between the bottom wall of switch member 14 and mounting hole 17, and elastic component 18 can drive
Switch member 14 is set to be moved towards mounting hole 17 is outer.
Switch member 14 is cylinder, and shaping is provided with multiple projections 29, the inwall of mounting hole 17 on the outer surface of switch member 14
On be provided with a plurality of buffer strip 30, switch member 14 is set to hemispherical towards the end of valve plate 6, and switch member 14 is convenient for cylinder
The sliding in mounting hole 17, in slipping, projection 29 and buffer strip 30 can produce friction, slow down switch member 14 from mounting hole
The speed slid out in 17, after ensureing that switch member 14 slides out mounting hole 17, valve plate 6 has stopped the rotation, and prevents switch member 14
Repeatedly it is opened, causes the excess moisture on valve plate 6, influences the sealing of valve, such structure setting to further increase
The sealing of device, improves work quality.
Further improved as the utility model, the center of valve plate 1 is provided with counterbore, counterbore coordinates with the gap of connecting seat 7,
Shaping is provided with the shoulder hole coaxial with counterbore in connecting seat 7, and the aperture of shoulder hole is screw, shoulder hole built with counterbore bottom
Half round top rod 19 that face offsets, is cased with stage clip 20 on half round top rod 19, be provided between stage clip 20 and the aperture end face of shoulder hole
Briquetting, briquetting 21 and the screw 22 through shoulder hole screw are touched, and valve plate 6 is controlled by the connecting seat 7 in swing arm 5, connection
Seat 7 is while valve plate 6 are pushed down, it is necessary to produce axial compressive force to valve plate 6, to ensure valve plate 6 in the course of the work and upper valve body 1
The sealing of charging aperture, the screw 22 through shoulder hole can adjust the sealing of valve plate 6 and charging aperture.
Bearing assembly 8 includes taper roll bearing and deep groove ball bearing, and taper roll bearing is located at deep groove ball bearing lower section,
Taper roll bearing can bear the axial load produced during pivot, and deep groove ball bearing can bear pivot mistake
The radial load produced in journey, two bearing fits are used, and extend the service life of oscillatory valve.
Spring regulating device includes the blind hole 24 being arranged on rotating shaft end face, the spring 25 set in blind hole 24, is arranged on
The top 26 of the one end of spring 25 and the top jacking block 27 that is in contact of 26 end faces and jacking block 27 offset company away from the end face of top 26
Adjusting screw 28, the screw being engaged with adjusting screw 28 is provided with the housing of lower valve body 2, the position of fine-tuning rotating shaft 4 makes
Valve plate 6 in swing arm 5 is all the time in preferably position, it is ensured that the sealing of valve plate 6 and charging aperture.
Workflow of the present utility model is achieved in：During operation, cylinder 3 drives rotating shaft 4 to rotate by rocking arm, so that
The swing of swing arm 5 is driven, the on and off of the charging aperture of upper valve body 1 is controlled by the valve plate 6 that links of swing arm 5, because the two ends of rotating shaft 4 are distinguished
It is positioned in upper valve body 1 and lower valve body 2, and the elasticity of swing arm 5 and valve plate 6 can be adjusted, so stability is high during operation,
Avoid leakage problem.During rotation, shifting block 15 can extrude switch member 14 to valve plate 6, and switch member 14 is squeezed power court
To motion actuated switch in mounting hole 17, upper valve body 1 is towards being provided with apopore 16, going out on upper valve body 1 on the end face of valve plate 6
Water hole 16 will exclude water, the valve plate 6 that moistening is brought into close contact with it so that the grinding and polishing of valve plate 6 can more thoroughly rise
The effect for removing impurity particle has been arrived, the sealing effectiveness of valve has been further ensured.Switch member 14 is subject to bullet in mounting hole 17
Property part 18 power effect, be increasingly towards that mounting hole 17 is outer to move, some buffer strips 30 are provided with the inwall of mounting hole 17,
Buffer strip 30 can slow down the speed that switch member 14 rolls mounting hole 17 away from the cooperation of projection 29 in switch member 14, treat that switch member 14 is prolonged
Stretch out mounting hole 17 it is outer when, valve plate 6 self-grind work also completed, will not rotate again, discharging device also will not water outlet again,
Ensure the sealing between valve plate 6 and charging aperture so that the work quality of valve is higher.
Finally it should be noted that：Above example is only used to illustrate the technical solution of the utility model, rather than its limitations；
Although being described in detail to the utility model with reference to the foregoing embodiments, it will be understood by those of skill in the art that its according to
The technical scheme described in previous embodiment can so be modified, or which part technical characteristic is replaced on an equal basis
Change；And these modifications or replacement, the essence of appropriate technical solution is departed from each embodiment technical scheme of the utility model
Spirit and scope.
Claims (4)
1. a kind of oscillatory valve, including upper valve body (1), lower valve body (2), cylinder (3), rotating shaft (4), swing arm (5) and valve plate (6), institute
State upper valve body (1) to be fixedly connected by flange with the lower valve body (2), shape between the upper valve body (1) and the lower valve body (2)
Into accommodating chamber, the cylinder (3) is fixedly mounted on the upper valve body (1) outward, and rotating shaft (4) upper end is vertically installed on described
In valve body (1), lower end is rotatably mounted in the lower valve body (2), and the swing arm (5) is arranged in the accommodating chamber, described turn
The upper end of axle (4) is connected by rocking arm with the piston rod of the cylinder (3), and one end of the swing arm (5) is solid with the rotating shaft (4)
Fixed connection, the valve plate (6) is arranged on the one end of the swing arm (5) away from the rotating shaft (4), it is characterised in that the valve plate
(6) connecting seat (7) is provided between the swing arm (5), the connecting seat (7) is arranged in the swing arm (5) from bottom to up,
The valve plate (6) is rotatably mounted on the connecting seat (7)；
Bearing assembly (8) and multiple first carbon fiber packing sealing rings are provided between the rotating shaft (4) and the upper valve body (1)
(9), the bearing assembly (8) and the first carbon fiber packing sealing ring (9) are set in the rotating shaft (4), the axle
Bearing assembly (8) is positioned at the top of the first carbon fiber sealing ring (9)；
Copper sheathing (10) and multiple second carbon fiber packing sealing rings are provided between the rotating shaft (4) and the lower valve body (2)
(11), the copper sheathing (10) and the second carbon fiber packing sealing ring (11) are set in the rotating shaft (4), the copper sheathing (10)
Positioned at the second carbon fiber packing sealing ring (11) lower section, the copper sheathing (10) is rotatably assorted with the rotating shaft (4), described turn
Spring regulating device is additionally provided between axle (4) and the lower valve body (2)；
The oscillatory valve also includes discharging device, and the discharging device includes the switch member (14) of control water yield and described opens
Close the corresponding shifting block (15) in part (14) position, the upper valve body (1) is towards being provided with apopore on the end face of the valve plate (6)
(16), the apopore (16) is connected with the discharging device, and shaping is provided with mounting hole (17) on the lower valve body (2),
One end sliding of the switch member (14) is embedded in the mounting hole (17), and the other end stretches out the mounting hole (17) outward, institute
State and elastic component (18) is provided between switch member (14) and the bottom wall of the mounting hole (17)；
The switch member (14) is cylinder, and shaping is provided with multiple projections (29), institute on the outer surface of the switch member (14)
State and a plurality of buffer strip (30) is provided with mounting hole (17) inwall, the switch member (14) sets towards the end of the valve plate (6)
It is set to hemispherical.
2. a kind of oscillatory valve according to claim 1, it is characterised in that valve plate (6) center is provided with counterbore, described heavy
Hole coordinates with the connecting seat (7) gap, and shaping is provided with the shoulder hole coaxial with the counterbore, institute in the connecting seat (7)
The aperture of shoulder hole is stated for screw, the shoulder hole is built with half round top rod (19) offseted with the counterbore bottom surface, described half
Stage clip (20) is cased with round top rod (19), briquetting (21), the pressure are provided between the stage clip (20) and the aperture end face
Block (21) and the screw (22) through the shoulder hole screw are touched.
3. a kind of oscillatory valve according to claim 1, it is characterised in that the bearing assembly (8) includes taper roller axle
Hold and deep groove ball bearing, the taper roll bearing is located at deep groove ball bearing lower section.
4. a kind of oscillatory valve according to claim 1, it is characterised in that the spring regulating device includes being arranged on described
Blind hole (24) on rotating shaft (4) end face, the spring (25) set in the blind hole (24), it is arranged on the spring (25) one end
Top (26) jacking block (27) that is in contact with the top (26) end face and the jacking block (27) are away from the top (26)
End face offsets the adjusting screw (28) of company, is provided with what is be engaged with the adjusting screw (28) on lower valve body (2) housing
Screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621040155.9U CN206206638U (en) | 2016-08-28 | 2016-08-28 | A kind of oscillatory valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621040155.9U CN206206638U (en) | 2016-08-28 | 2016-08-28 | A kind of oscillatory valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206206638U true CN206206638U (en) | 2017-05-31 |
Family
ID=58760526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621040155.9U Expired - Fee Related CN206206638U (en) | 2016-08-28 | 2016-08-28 | A kind of oscillatory valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206206638U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114909237A (en) * | 2022-03-02 | 2022-08-16 | 温州市温纳汽车配件有限公司 | Exhaust gas recirculation valve with high air tightness |
-
2016
- 2016-08-28 CN CN201621040155.9U patent/CN206206638U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114909237A (en) * | 2022-03-02 | 2022-08-16 | 温州市温纳汽车配件有限公司 | Exhaust gas recirculation valve with high air tightness |
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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: 20170531 Termination date: 20190828 |