CN209325123U - Vehicle and its interior air pressure regulator - Google Patents
Vehicle and its interior air pressure regulator Download PDFInfo
- Publication number
- CN209325123U CN209325123U CN201821658126.8U CN201821658126U CN209325123U CN 209325123 U CN209325123 U CN 209325123U CN 201821658126 U CN201821658126 U CN 201821658126U CN 209325123 U CN209325123 U CN 209325123U
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- valve
- valve block
- overturning
- air pressure
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Abstract
The utility model provides a kind of vehicle and its interior air pressure regulator, interior air pressure regulator includes the valve body with valve port and the soft valve block for closing the valve port, the upper end of the valve block is connected with the valve body, lower end is free end, the valve block is to push outer pendulum to get out of the way valve port by air-flow when interior air pressure reaches critical value with vehicle outer gas pressure difference, the overturning valve block of valve port is closed when interior air pressure and vehicle outer gas pressure difference are less than critical value by pendulum in self weight, the overturning valve block from top to bottom and is from the inside to the outside in tilted layout, the supporting rib to form air discharge grille is provided at the valve port, the supporting rib has supports overturning valve block to prevent the rib supporting surface of overturning valve block slump upwards when overturning valve block and closing the valve port.By the way that supporting rib is arranged, the middle position slump of overturning valve block can be prevented, and then prevent the inhomogeneous deformation due to overturning valve block and cause to overturn the poorly sealed situation appearance of valve block.
Description
Technical field
The utility model relates to a kind of vehicle and its interior air pressure regulators.
Background technique
In existing car, when a vehicle door is closed, interior air pressure is increased, and increases resistance when closing of the door, car exists
Taken a breath when driving to keep in-vehicle air pure and fresh, and inside car when air inlet, interior air pressure increases, driver and
Passenger comfort will receive influence.For this reason, it may be necessary to open up pressure relief valve on the car body of vehicle, there are two types of modes for pressure relief valve:
One kind is that pressure relief opening is open in usual, although can play the role of pressure release, dust, harmful substance or gas outside vehicle can be by
Pressure relief opening into the car, influences environment inside car；Another kind is that manually or electrically open-type, which can control pressure release to pressure relief opening
The on-off of mouth, problem remain, however, that poorly sealed at pressure relief opening, gas, sundries or other peculiar smell are easy by pressure release
Mouthful into the car, and when pressure relief valve opens and closes the noise that driver and passenger can perceive can be generated；In addition, pressure release
Valve dereism is poor, is easy to influence the sealing performance of pressure relief valve in sealing contact surface particulate matter accumulated；Moreover, either hand
Dynamic unlatching or electric opening require artificially to be adjusted manually, under conditions of car environment inside car is changeable, need frequently
It is adjusted, during actual use the switch of pressure relief valve can be given it up.
Authorization Notice No. is that a Chinese utility model patent of CN205938012U discloses a kind of automobile-used relief valve, should
Automobile-used relief valve includes valve seat, and one or more valve ports are limited on valve seat, further includes the valve block being arranged at valve port, and valve block can be around
The pivotal axis of upper end is rotated, and the air pressure of valve block in the car can be swung up when being greater than critical value, opens valve port to discharge
Interior air pressure, pressure reduction in the car to a certain extent when, valve block closes valve port because to lower swing the reason of self weight.For
Guarantee that the airtightness interior when valve block closes valve port, valve block are made of soft materials such as rubber materials.
The automobile-used relief valve drives valve block to open valve port using the inside and outside pressure difference of vehicle, utilizes the gravity closing of valve block itself
Valve port, realization open and close automatically, and do not need manually to be operated, since valve block is made of rubber material or silica gel material,
Valve block will not generate biggish noise between valve body when closed.But in the automobile-used relief valve, when valve block is in closing
When valve port position, valve block only relies on press cooperation between the lower edge of valve block and valve body and realizes support sealing.Due to valve block
Middle position is hanging, and the middle position of valve block is easy to cause to occur (the especially use for a long time of the case where slump under self weight
Afterwards), the inhomogeneous deformation of valve block is caused, and then causes poorly sealed between valve block and valve port, leaks air, leak dirt and taint of odour
Situation.
Utility model content
The purpose of this utility model is to provide a kind of interior air pressure regulators, to solve the centre of prior art middle valve plate
Position is easy slump and deforms valve block and occurred with the situation for causing valve block poorly sealed；It also provides and uses the car air pressure adjustment
The vehicle of valve.
To achieve the above object, the technical solution of the utility model car air pressure regulator is: a kind of car air pressure adjustment
Valve, including the valve body with valve port and the soft valve block for closing the valve port, the upper end of the valve block and the valve body
It is connected, lower end is free end, and the valve block is outer by air-flow promotion when interior air pressure reaches critical value with vehicle outer gas pressure difference
Pendulum closes the roll-over valve of valve port to get out of the way by pendulum in self weight when valve port, interior air pressure and vehicle outer gas pressure difference are less than critical value
Piece, the overturning valve block from top to bottom and are from the inside to the outside in tilted layout, and the support to form air discharge grille is provided at the valve port
Rib, the supporting rib, which has, supports overturning valve block upwards when overturning valve block and closing the valve port to prevent overturning valve block from collapsing
The rib supporting surface fallen.
The beneficial effects of the utility model are: car air pressure regulator provided by the utility model includes valve body and roll-over valve
Piece, overturning valve block are made of soft material, and supporting rib is provided at valve port, and supporting rib forms exhaust lattice at valve port
Grid, supporting rib have rib supporting surface, can support overturning valve block upwards when overturning valve block closing valve port.The utility model
In by setting supporting rib, can prevent overturning valve block middle position slump, and then prevent due to overturn valve block unevenness
Even deformation and cause to overturn the poorly sealed situation of valve block and occur.
Further, annular brace portion is provided at the valve port, the annular brace portion has when overturning valve block closing
With the annular inclined support surface of the overturning valve block palette when valve port, the supporting rib is set on the annular brace
In portion.
Annular brace portion with annular inclined support surface is set, by overturning the cooperation of valve block and annular brace portion, energy
Enough improve sealing performance.
Further, the rib supporting surface and the annular inclined support surface co-planar arrangement.
Rib supporting surface and annular inclined support surface co-planar arrangement are mounted in annular brace portion and ribs in overturning valve block lid
The presence for closely preventing virtual connection from touching can be bonded with rib supporting surface and annular inclined support surface after on item and lead to sealing not
Sternly.
Further, the annular brace portion include the valve port lower port along and spiral-lock in lower port along upper door
Shape frame.
Annular brace portion utilizes a part of valve body, simplifies structure.
Further, it is described overturning valve block outside integrally formed with or fission be installed with for overturning valve block add
The counter weight construction of weight.
The active force that overturning valve block varus can be aggravated by counter weight construction, avoids being easy to be shaken when normal vehicle operation
The case where unlatching, occurs.
The technical solution of the utility model vehicle is: a kind of vehicle, including car body, and car body includes car body siding, body wall
Interior air pressure regulator is provided on plate, interior air pressure regulator includes having the valve body of valve port and for closing the valve port
Soft valve block, the upper end of the valve block are connected with the valve body, and lower end is free end, and the valve block is when interior air pressure and vehicle
Outer pendulum is pushed to get out of the way valve port, interior air pressure and vehicle outer gas pressure difference less than critical by air-flow when outer gas pressure difference reaches critical value
The overturning valve block of valve port is closed when value by pendulum in self weight, the overturning valve block from top to bottom and is from the inside to the outside in tilted layout,
The supporting rib to form air discharge grille is provided at the valve port, the supporting rib has when overturning valve block closes the valve port
When upwards support overturning valve block with prevent overturning valve block slump rib supporting surface.
Further, annular brace portion is provided at the valve port, the annular brace portion has when overturning valve block closing
With the annular inclined support surface of the overturning valve block palette when valve port, the supporting rib is set on the annular brace
In portion.
Annular brace portion with annular inclined support surface is set, by overturning the cooperation of valve block and annular brace portion, energy
Enough improve sealing performance.
Further, the rib supporting surface and the annular inclined support surface co-planar arrangement.
Rib supporting surface and annular inclined support surface co-planar arrangement are mounted in annular brace portion and ribs in overturning valve block lid
The presence for closely preventing virtual connection from touching can be bonded with rib supporting surface and annular inclined support surface after on item and lead to sealing not
Sternly.
Further, the annular brace portion include the valve port lower port along and spiral-lock in lower port along upper door
Shape frame.
Annular brace portion utilizes a part of valve body, simplifies structure.
Further, it is described overturning valve block outside integrally formed with or fission be installed with for overturning valve block add
The counter weight construction of weight.
The active force that overturning valve block varus can be aggravated by counter weight construction, avoids being easy to be shaken when normal vehicle operation
The case where unlatching, occurs.
Further, based on supporting rib is provided at valve port, supporting rib is equipped with rib supporting surface；Or it is based on valve port
Place is provided with annular brace portion, and supporting rib is set in annular brace portion；Or based on rib supporting surface and annular inclined support surface
Co-planar arrangement, the perforation passed through for valve body is offered on the car body siding, and interior air pressure regulator includes being set to valve body inner end
And be located at vehicle it is intracorporal it is outer turn edge, further include the installation buckle on valve body and being located at outside car body, the installation is buckled and is used for
With the outer cooperation that turns edge so that interior air pressure regulator is fixedly clamped on car body siding.
Valve body is mounted on car body siding by way of clamping, it is convenient and efficient and do not need to be threadedly coupled etc..
Further, it is equipped with based on valve body and is turned edge outside, the outer lateral surface to turn edge is equipped with annular groove, is embedded in annular groove
Flexible press fitting is in the sealing strip between car body siding medial surface that turns edge outside.
Sealing strip is inlaid in annular groove, the distance between valve body and car body siding can be reduced, it is more beautiful.
Detailed description of the invention
Fig. 1 is the assembling schematic diagram of the utility model car air pressure regulator embodiment；
Fig. 2 is the first schematic diagram of the utility model car air pressure regulator embodiment；
Fig. 3 is schematic diagram when valve mechanism is opened in the utility model car air pressure regulator embodiment；
Fig. 4 is schematic diagram when valve mechanism is closed in the utility model car air pressure regulator embodiment；
Fig. 5 is the cooperation schematic diagram in the utility model car air pressure regulator embodiment between valve body and diagonal brace grid；
Fig. 6 is the schematic diagram after removing valve block in the utility model car air pressure regulator embodiment；
Fig. 7 is the second schematic diagram of the utility model car air pressure regulator embodiment；
Fig. 8 is the schematic diagram of valve mechanism in Fig. 7；
Fig. 9 is the left view of Fig. 8；
Figure 10 is the enlarged drawing in Fig. 9 at A；
In attached drawing, 1- car body siding；2- sealing strip；3- installation buckle；4- left lateral sides；5- access hole；6- valve body；Outside 7-
It turns edge；8- valve port；9- valve mechanism；91- valve block；92- transverse direction counter weight strip；93- gasket；94- pressing plate；The vertical counter weight strip of 95-；
The thin arc-shaped edges of 96-；10- diagonal brace grid；101- door-shaped frame；102- erects stake rib item；103- stull rib.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
The specific embodiment of the interior air pressure regulator of the utility model, it is as shown in Figures 1 to 10, fixed in the present embodiment
The interior side of the direction of adopted car air pressure regulator is inside, and the opposite other side is outside.Interior air pressure regulator includes
Valve body 6, valve body 6 is interior to be equipped with the communicating passage that can be connected to inside and outside vehicle, and communicating passage has valve port 8 in the outside of valve body 6, in valve
Valve mechanism 9 is installed at mouth 8.The inner end of valve body 6 is provided with outer turn edge and 7 (specifically, can be integrally formed or seperated solid
If), it is also equipped with installation buckle 3 in the horizontal two sides of valve body 6, installation buckle 3 is fixed on valve body far from 7 outer end of turning edge outside
On 6, installation buckles 3 ecto-entads and extends to two sides, and inner end is elastic tip.Turn edge outside 7 the side side towards valve body 6
It is upper to offer annular groove (unmarked in figure) around valve body 6, be embedded with sealing strip 2 in annular groove, 2 one of sealing strip at
Type, nothing leak air when can be avoided seamed docking to interface, taint of odour, leakage dirt, leak the generation of the case where noise.By can in Fig. 1
Find out, turns edge offer access hole 5 on 7 outside, it is convenient that installation buckle 3 is dismantled.
The mode of the installation of valve body 6 on the car body is as follows: opening up on the car body siding 1 of car body can be for valve body 6
The square hole passed through, the left lateral sides 4 (i.e. inner side surface) of car body siding 1 are corresponding with car in Fig. 1, right side side (i.e. outside
Side) it is corresponding with outside vehicle.By valve body 6 by passing through square hole outside car to vehicle, period is passed through, the elastic tip of installation buckle 3 is towards valve
Direction where body 6, which is swung, shrinks.The sealing strip 2 to be turned edge on 7 outside is constantly compressed and is sunk in annular groove, until installation card
Button 3 is completely disposed at the right side of car body siding 1, and the elastic tip of installation buckle 3 resets, due to the meeting elastic recovery of sealing strip 2, installation card
The elastic tip end face of button 3 can be pressed on 1 right side side of car body siding, valve body 6 can be sealingly mounted at car body siding 1
On.When disassembly, by protruded into access hole 5 tool and will installation buckle 3 elastic tip towards 6 direction of valve body compression after i.e.
Valve body 6 can be removed.
In the utility model, annular groove is opened up on 7 and make to prevent from sealing in sealing strip 2 is inlaid in by turning edge outside
Item 2 is fallen, moreover, sealing strip 2 is inlaid in annular groove, can reduce outer turn edge between 7 and car body siding 1 upon compression
Distance, it is more beautiful.
As shown in Figure 4 and Figure 5, diagonal brace grid 10 is installed at valve port 8, diagonal brace grid 10 include with 6 one of valve body at
The door-shaped frame 101 of type, 101 spiral-lock of door-shaped frame is at the lower port edge of valve port 8, the lower port of door-shaped frame 101 and valve port 8
Along annular brace portion is constituted, valve port 8 is completely covered in annular brace portion.Diagonal brace grid 10 further includes being arranged in annular brace portion
Stull rib 103, further include perpendicular stake rib item 102, there is exhaust outlet between stull rib 103 and perpendicular stake rib item 102.
By Fig. 5, it can be seen that diagonal brace grid 10 is in tilted layout towards the side outside car body, specific inclined direction is
Outside from top to bottom and by car to vehicle, stull rib 103, door-shaped frame 101 and perpendicular stake rib item 102 in diagonal brace grid 10
It is in the same plane towards the side outside car body, as shown in figure 4, valve block 91 can be sealed by being in the same plane
Support guarantees the sealing effect between diagonal brace grid 10 and valve block 91 (if stull rib 103, door shape frame in diagonal brace grid 10
The lateral surface of frame 101 and perpendicular stake rib item 102 is uneven, then is easy to cause between valve block 91 and diagonal brace grid 10 and virtual connection occur
Touching).Diagonal brace grid 10 is in tilted layout, and when valve block 91 is covered on diagonal brace grid 10 under self weight, the gravity of valve block 91 is in diagonal brace
Component on grid 10 enables to valve block 91 to be adjacent on diagonal brace grid 10.
As shown in Fig. 6, Fig. 7 and Fig. 8, valve mechanism 9 include valve block 91, valve block 91 be soft material (such as rubber material or
Silica gel material), the upper end of valve block 91 is fitted at the upper end of diagonal brace grid 10 by the fixation of pressing plate 94, so that the upper end of valve block 91
Lower end for upper connecting pin, valve block 91 is swingable, is free end.Lateral counter weight strip 92 and vertical is fixed on the outside of valve block 91
Counter weight strip 95, lateral counter weight strip 92 is between the upper and lower every there are two the arrangements, and vertical counter weight strip 95 is between left and right every there are two the arrangements, counter weight strip
It is corresponding with door-shaped frame 101, valve block 91 can be closely attached on diagonal brace grid 10 by the exacerbation of counter weight strip.Specifically, match
Weight item can play the effect integrally-weighted to valve block 91 and form counterweight for the rib with 91 integrated injection molding of valve block, rib
Item, certainly, in other embodiments, counter weight strip can also fission be adhesive on valve block 91, the material of counter weight strip can be with valve block
91 material is the same, or metal material.
Since valve block 91 is soft material, it will appear aging deformation after prolonged use, the horizontal direction of valve block 91
It will appear fold at both ends and lower edge, lead to the seal failure between valve block 91 and diagonal brace grid 10, in order to avoid upper
The edges at two ends of the horizontal direction of valve block 91 and lower edge are designed as thickness as shown in Fig. 8 to Figure 10 by the case where stating
Spend gradual change thin arc-shaped edges 96, after designing thin arc-shaped edges 96, even if there is aging fold in the edge of valve block 91, valve block 91 with
And under the gravity of counter weight strip, also it is easy to flatten the thin arc-shaped edges 96 of valve block 91.
In order to further enhance valve mechanism 9 to the sealing effect of valve port 8, separate inside and outside vehicle (or vehicle interior and row
Lee cabin) between sound, dust be connected to smell, being sticked on the inner side surface of valve block 91 has gasket 93.The present embodiment
In, gasket 93 is cotton pad, and cotton pad is cotton non-woven fabrics, and single layer structure, size is without departing from 91 size of valve block, cotton
The medial surface of pad is smooth surface (smooth surface in the present embodiment is not absolutely smooth), prevents dust accretions.Cotton pad
Hardness be less than the hardness of valve block 91, force deformation is larger, can enhance valve mechanism 9 and valve body 6 and diagonal brace grid 10 it
Between sealing performance.The specific set-up mode of gasket 93 and valve block 91 can be gluing etc..In other embodiments, gasket 93
It can be sealing polyurethane pad, hardness is less than the hardness of valve block 91.
The advantages of adding gasket 93 is: when 91 bottom of valve block closes valve port 8, gasket 93 and diagonal brace grid 10 with
And elastic collision between valve body 6, cushioning effect is played, work noise is reduced, and gasket 93 is made of elastic material, prevents
Only irreversible deformation occurs after by external force for gasket 93, causes poorly sealed failure consequence.
When the utility model is used, when interior air pressure is greater than the air pressure of vehicle outer (or luggage compartment), and difference reaches and faces
When dividing value, valve mechanism 9 is boosted into realization pressure release upwards, when interior air pressure is less than outside vehicle the air pressure or difference of (or luggage compartment)
When value is not up to critical value, valve mechanism 9 is reversely put under Gravitative Loads to the position for closing valve port 8.In the utility model, it is
Enhancing sealing effect, valve block 91 and gasket 93 are all made of elastic material and are made, and 10 one side of diagonal brace grid can with it is close
Packing 93 fits closely；On the other hand the intermediate position of valve block 91 can effectively be supported, prevents the centre of valve block 91
Position long-time collapses after using and makes valve block 91 there is a situation where differential deformation and then influence sealing effect.
In the present embodiment, door-shaped frame 101, stull rib 103 and perpendicular stake rib item 102 are shaped in the valve port 8 of valve body 6
Locate, in other embodiments, above-mentioned each component can be arranged on valve body 6 in the form of fission arrangement, specifically, can use
The modes such as welding or bonding.Stull rib 103 and perpendicular stake rib item 102 constitute supporting rib, the side outwardly of supporting rib
Face is rib supporting surface.The lateral surface of annular brace portion is annular inclined support surface, annular inclined support surface and rib supporting surface
Co-planar arrangement.
In the present embodiment, valve body 6 and diagonal brace grid 10 together constitute valve seat, and gasket 93 constitutes press sealing element.
Certainly, in other embodiments, sealing element only can be set on the position corresponding with valve seat of valve block, without in valve block
Inside whole installation sealing element.In the present embodiment, valve block 91 is overturning valve block.
In the present embodiment, each counter weight strip together constitutes counter weight construction, in other embodiments, the shape of counter weight construction and
Fixed form can be selected according to the actual situation.
The specific embodiment of the utility model vehicle, vehicle include car body, and car body includes car body siding, are set on car body siding
It is equipped with interior air pressure regulator, structure is consistent in above-described embodiment, and content repeats no more.
Claims (12)
1. a kind of car air pressure regulator, including the valve body with valve port and the soft valve block for closing the valve port, institute
The upper end for stating valve block is connected with the valve body, and lower end is free end, and the valve block is when interior air pressure is reached with vehicle outer gas pressure difference
Outer pendulum pushed by air-flow when to critical value to get out of the way when valve port, interior air pressure and vehicle outer gas pressure difference are less than critical value by being self-possessed
Interior to put to close the overturning valve block of valve port, the overturning valve block from top to bottom and is from the inside to the outside in tilted layout, it is characterised in that: institute
It states and is provided with the supporting rib to form air discharge grille at valve port, the supporting rib has when overturning the valve block closing valve port
Support overturns valve block to prevent the rib supporting surface of overturning valve block slump upwards.
2. car air pressure regulator according to claim 1, it is characterised in that: be provided with annular brace at the valve port
There is the annular when overturning valve block and closing the valve port with the overturning valve block palette to tilt for portion, the annular brace portion
Supporting surface, the supporting rib are set in the annular brace portion.
3. car air pressure regulator according to claim 2, it is characterised in that: the rib supporting surface inclines with the annular
Bearing diagonal face co-planar arrangement.
4. car air pressure regulator according to claim 2 or 3, it is characterised in that: the annular brace portion includes described
The lower port of valve port along and spiral-lock in lower port along upper door-shaped frame.
5. car air pressure regulator according to claim 1 or 2 or 3, it is characterised in that: the outside one of the overturning valve block
Body formed have or the seperated counter weight construction being installed with for being aggravated to overturning valve block.
6. a kind of vehicle, including car body, car body includes car body siding, and interior air pressure regulator is provided on car body siding, interior
Air pressure regulator includes the valve body with valve port and the soft valve block for closing the valve port, the upper end of the valve block and institute
It states valve body to be connected, lower end is free end, and the valve block is when interior air pressure reaches critical value with vehicle outer gas pressure difference by air-flow
Outer pendulum is pushed to get out of the way when valve port, interior air pressure and vehicle outer gas pressure difference are less than critical value by pendulum in self weight to close valve port
Valve block is overturn, the overturning valve block from top to bottom and is from the inside to the outside in tilted layout, it is characterised in that: be arranged at the valve port tangible
At the supporting rib of air discharge grille, the supporting rib has supports overturning valve block when overturning valve block and closing the valve port upwards
To prevent the rib supporting surface of roll-over valve piece slump.
7. vehicle according to claim 6, it is characterised in that: be provided with annular brace portion, the annular at the valve port
Support portion has the annular inclined support surface when overturning valve block and closing the valve port with the overturning valve block palette, described
Supporting rib is set in the annular brace portion.
8. vehicle according to claim 7, it is characterised in that: the rib supporting surface and the annular inclined support surface are total
Face arrangement.
9. vehicle according to claim 7 or 8, it is characterised in that: the annular brace portion includes the lower end of the valve port
Opening's edge and spiral-lock are in lower port along upper door-shaped frame.
10. vehicle described according to claim 6 or 7 or 8, it is characterised in that: it is described overturning valve block outside integrally formed with
Or the seperated counter weight construction being installed with for being aggravated to overturning valve block.
11. vehicle described according to claim 6 or 7 or 8, it is characterised in that: offer on the car body siding and worn for valve body
The perforation crossed, interior air pressure regulator include set on valve body inner end and be located at vehicle it is intracorporal it is outer turn edge, further include being set on valve body
And it is located at the installation buckle outside car body, the installation buckle with outer turn edge for cooperating so that interior air pressure regulator presss from both sides
It is tightly fixed on car body siding.
12. vehicle according to claim 11, it is characterised in that: the outer lateral surface to turn edge is equipped with annular groove, annular groove
It is interior to be pressed embedded with elasticity in the sealing strip between car body siding medial surface that turns edge outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821658126.8U CN209325123U (en) | 2018-10-12 | 2018-10-12 | Vehicle and its interior air pressure regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821658126.8U CN209325123U (en) | 2018-10-12 | 2018-10-12 | Vehicle and its interior air pressure regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209325123U true CN209325123U (en) | 2019-08-30 |
Family
ID=67707848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821658126.8U Active CN209325123U (en) | 2018-10-12 | 2018-10-12 | Vehicle and its interior air pressure regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209325123U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111043367A (en) * | 2018-10-12 | 2020-04-21 | 郑州宇通客车股份有限公司 | Vehicle and in-vehicle air pressure regulating valve thereof |
-
2018
- 2018-10-12 CN CN201821658126.8U patent/CN209325123U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111043367A (en) * | 2018-10-12 | 2020-04-21 | 郑州宇通客车股份有限公司 | Vehicle and in-vehicle air pressure regulating valve thereof |
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Address after: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province Patentee after: Yutong Bus Co.,Ltd. Address before: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province Patentee before: ZHENGZHOU YUTONG BUS Co.,Ltd. |