CN209325120U - A kind of vehicle and its interior relief valve - Google Patents
A kind of vehicle and its interior relief valve Download PDFInfo
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- CN209325120U CN209325120U CN201821658842.6U CN201821658842U CN209325120U CN 209325120 U CN209325120 U CN 209325120U CN 201821658842 U CN201821658842 U CN 201821658842U CN 209325120 U CN209325120 U CN 209325120U
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Abstract
The utility model relates to a kind of vehicle and its interior relief valves, interior relief valve includes the valve seat with valve port and the valve block for closing the valve port, the valve block is rubber or silica gel material, the upper end of the valve block is connected with valve seat, 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 the valve port is closed when interior air pressure and vehicle outer gas pressure difference are less than critical value by pendulum in Gravitative Loads, the sealing edge that the overturning valve block includes valve block main body and is shaped at valve block body rim, the sealing edge has for cooperating with the press of the respective support portion of valve seat to close the inner seal face of valve port, the thickness of the sealing edge is less than the thickness of valve block main body.Since sealing edge wall thickness is smaller, under the action of overturning valve block self weight, the fold at sealing edge is easy to be driven plain, and enhances the sealing effect between sealing edge and valve seat.
Description
Technical field
The utility model relates to a kind of vehicle and its interior relief valves.
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 is pushed using the inside and outside pressure difference of vehicle and is put on valve block, using the gravity closing valve port of valve block itself,
Realization opens and closes automatically, and does not need manually to be operated, moreover, because valve block is made of rubber material, valve block is being closed
When and valve body between will not generate biggish noise.In the prior art, valve block generallys use the materials such as rubber, silica gel and is made, soft
Hardness is moderate, and the entirety for not only having realized valve block is spun upside down, but also improves the sealing performance between valve block and valve seat.Valve block is in
Between valve block main body and surrounding sealing edge constitute, since valve block is made of rubber (or silica gel), after long-time use, sealing
While be easy to happen Folding Deformation problem, flat state can not be fully returned under the effect of gravity with guarantee sealing edge with
Sealing performance between valve seat, and then cause after valve block closes valve port, external gas still is able into the car, leak
The case where gas, leakage dirt and leakage taste.
Utility model content
The purpose of this utility model is to provide a kind of interior relief valves, to solve sealing effect after soft valve aging
The technical problem of difference；A kind of vehicle is provided, also to improve interior leakproofness when relief valve is closed.
To achieve the above object, the technical solution of the utility model car relief valve is: a kind of car relief valve, including tool
There are the valve seat of valve port and the valve block for closing the valve port, the valve block is rubber or silica gel material, the upper end of the valve block
It is connected with valve seat, 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 Gravitative Loads to close
State the overturning valve block of valve port, the sealing that the overturning valve block includes valve block main body and is shaped at valve block body rim
Side, the sealing edge has for cooperating with the press of the respective support portion of valve seat to close the inner seal face of valve port, described close
The thickness of edge sealing is less than the thickness of valve block main body.
The beneficial effects of the utility model are: interior relief valve includes overturning valve block, overturning valve block include valve block main body and
It is integrally formed the sealing edge in valve block main body, in use, pressing cooperation between sealing edge and valve seat, closes valve port.This is practical
In novel, overturning valve block uses rubber or silica gel material, can integrally overturn to guarantee to overturn valve block, overturn the valve block of valve block
Main body must assure that certain thickness, and the thickness of sealing edge is less than the thickness of valve block main body, even if the sealing edge of overturning valve block
There is the case where aging Folding Deformation, the pleat since sealing edge wall thickness is smaller, under the action of overturning valve block self weight, at sealing edge
Wrinkle is easy to be driven plain, and enhances the sealing effect between sealing edge and valve seat.
Further, the sealing edge is by the gradually smaller domatic sealing edge of the outside thickness of valve block main body.
The thickness of sealing edge is gradually become smaller outward by valve block main body, is formd the domatic sealing edge of gradient thickness, is prevented from turning over
The abrupt changes in thickness of rotary valve piece and the case where cause stress to be concentrated.
Further, annular brace portion is provided at the valve port, the annular brace portion has when overturning valve block closing
When valve port with the annular inclined support surface of the overturning valve block palette, the upper end of the overturning valve block and annular inclined shore
The upper end supporting surface sealing in face is connected, and the sealing edge includes under the lower end supporting surface sealing cooperation with annular inclined support surface
Seal rim portion, and two horizontal seal rim portions with the two horizontal ends supporting surfaces sealing cooperation of annular inclined support surface.
By being arranged annular brace portion at valve port, and annular brace portion has an annular inclined support surface, sealing edge it is each
Part is corresponding with each section of annular inclined support surface, realizes multidimensional seal cooperation.
Further, the valve seat includes the valve body with the valve port, and the annular brace portion includes the valve port
Lower port along and spiral-lock in lower port along upper door-shaped frame.
Annular brace portion is made of the door-shaped frame of valve body and spiral-lock on valve body, the relatively simple convenience of overall structure.
Further, the outside of the overturning valve block is equipped with counter weight construction, and counter weight construction includes and lower sealing rim portion pair
The lateral counter weight strip answered further includes two vertical counter weight strips corresponding with respective horizontal sealing rim portion.
It can be increased weight to overturning valve block by counter weight construction, and the lateral counter weight strip in counter weight construction and lower sealing edge
Part is corresponding, and vertical counter weight strip is corresponding with horizontal seal rim portion, can be improved the sealing performance of each sealing rim portion.
The technical solution of the utility model vehicle is: a kind of vehicle, the interior pressure release including car body and arrangement on the car body
Valve, interior relief valve include the valve seat with valve port and the valve block for closing the valve port, and the valve block is rubber or silica gel
The upper end of material, the valve block is connected with valve seat, and lower end is free end, and the valve block is when interior air pressure and vehicle outer gas pressure difference
It is relied on certainly by pendulum outside air-flow promotion with getting out of the way when valve port, interior air pressure and vehicle outer gas pressure difference are less than critical value when reaching critical value
Recast closes the overturning valve block of the valve port with interior pendulum, and the overturning valve block includes valve block main body and is shaped in valve block
Sealing edge at body rim, the sealing edge have for cooperating with the press of the respective support portion of valve seat to close in valve port
Side seal face, the thickness of the sealing edge are less than the thickness of valve block main body.
The beneficial effects of the utility model are: interior relief valve includes overturning valve block, overturning valve block include valve block main body and
It is integrally formed the sealing edge in valve block main body, in use, pressing cooperation between sealing edge and valve seat, closes valve port.This is practical
In novel, overturning valve block uses rubber or silica gel material, can integrally overturn to guarantee to overturn valve block, overturn the valve block of valve block
Main body must assure that certain thickness, and the thickness of sealing edge is less than the thickness of valve block main body, even if the sealing edge of overturning valve block
There is the case where aging Folding Deformation, the pleat since sealing edge wall thickness is smaller, under the action of overturning valve block self weight, at sealing edge
Wrinkle is easy to be driven plain, and enhances the sealing effect between sealing edge and valve seat, improves interior leakproofness.
Further, the sealing edge is by the gradually smaller domatic sealing edge of the outside thickness of valve block main body.
The thickness of sealing edge is gradually become smaller outward by valve block main body, is formd the domatic sealing edge of gradient thickness, is prevented from turning over
The abrupt changes in thickness of rotary valve piece and the case where cause stress to be concentrated.
Further, annular brace portion is provided at the valve port, the annular brace portion has when overturning valve block closing
When valve port with the annular inclined support surface of the overturning valve block palette, the upper end of the overturning valve block and annular inclined shore
The upper end supporting surface sealing in face is connected, and the sealing edge includes under the lower end supporting surface sealing cooperation with annular inclined support surface
Seal rim portion, and two horizontal seal rim portions with the two horizontal ends supporting surfaces sealing cooperation of annular inclined support surface.
By being arranged annular brace portion at valve port, and annular brace portion has an annular inclined support surface, sealing edge it is each
Part is corresponding with each section of annular inclined support surface, realizes multidimensional seal cooperation.
Further, the valve seat includes the valve body with the valve port, and the annular brace portion includes the valve port
Lower port along and spiral-lock in lower port along upper door-shaped frame.
Annular brace portion is made of the door-shaped frame of valve body and spiral-lock on valve body, the relatively simple convenience of overall structure.
Further, the outside of the overturning valve block is equipped with counter weight construction, and counter weight construction includes and lower sealing rim portion pair
The lateral counter weight strip answered further includes two vertical counter weight strips corresponding with respective horizontal sealing rim portion.
It can be increased weight to overturning valve block by counter weight construction, and the lateral counter weight strip in counter weight construction and lower sealing edge
Part is corresponding, and vertical counter weight strip is corresponding with horizontal seal rim portion, can be improved the sealing performance of each sealing rim portion.
Detailed description of the invention
Fig. 1 is the assembling schematic diagram of the utility model car relief valve embodiment；
Fig. 2 is the first schematic diagram of the utility model car relief valve embodiment；
Fig. 3 is schematic diagram when valve mechanism is opened in the utility model car relief valve embodiment；
Fig. 4 is schematic diagram when valve mechanism is closed in the utility model car relief valve embodiment；
Fig. 5 is the cooperation schematic diagram in the utility model car relief valve embodiment between valve body and diagonal brace grid；
Fig. 6 is the schematic diagram after removing valve block in the utility model car relief valve embodiment；
Fig. 7 is the second schematic diagram of the utility model car relief valve 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 relief valve of the utility model in the present embodiment, defines vehicle as shown in Figures 1 to 10
The interior side of the direction of interior relief valve is inside, and the opposite other side is outside.Interior relief valve includes valve body 6, in valve body 6
Equipped with the communicating passage that can be connected to inside and outside vehicle, communicating passage has valve port 8 in the outside of valve body, is equipped at valve port 8
Valve mechanism 9.The inner end of valve body 6 is provided with outer 7 (specifically, can be integrally formed or seperated fixed) that turn edge, in valve body 6
Horizontal two sides are also equipped with installation buckle 3, and installation buckle 3 is fixed on valve body 6 far from 7 outer end of turning edge outside, installation buckle 3
Ecto-entad and to two sides extend, inner end is elastic tip.It turns edge and is opened around valve body 6 on the 7 side side towards valve body 6 outside
Equipped with annular groove (in figure unmarked), sealing strip 2 is embedded in annular groove, sealing strip 2 is integrally formed, without to interface,
It leaks air when can be avoided seamed docking, taint of odour, leakage dirt, leak the generation of the case where noise.By in Fig. 1, it can be seen that turning up
Access hole 5 is offered along 7, 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, forms free end.It is fixed with lateral counter weight strip 92 on the outside of valve block 91 and erects
To 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, counterweight
Item is corresponding with door-shaped frame 101, and valve block 91 closely can be attached on diagonal brace grid 10 by the exacerbation of counter weight strip.Specifically,
Counter weight strip can play the effect integrally-weighted to valve block 91 and be formed and matched for the rib with 91 integrated injection molding of valve block, rib
Weight 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
The material of piece 91 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 the present embodiment, the part on valve block 91 except thin arc-shaped edges 96 constitutes valve block main body, and thin arc-shaped edges 96 constitute
Sealing edge, thin arc-shaped edges 96 constitute the domatic sealing edge of gradient thickness.Certainly, in other embodiments, if only for improving
Sealing edge can be designed as the sealing edge of uniform thickness by leakproofness, at this point, sealing edge and valve block main body form step；Or it can be with
Sealing edge is designed as by multiple step-like structures of valve block main body gradient thickness outwardly.
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 the hardness of cotton pad is less than the hardness of valve block 91, and force deformation is larger, can enhance valve
Sealing performance between structure 9 and valve body 6 and diagonal brace grid 10.The specific set-up mode of gasket 93 and valve block 91 can be glue
It glues.In other embodiments, gasket 93 can be sealing polyurethane pad, and hardness is less than the hardness of valve block 91.
The advantages of adding gasket 93 is: when the valve block bottom closes valve port, gasket 93 and diagonal brace grid 10 and
Buffering is generated between valve body 6, plays cushioning effect, is reduced work noise, and be made of elastic material, is prevented gasket 93
Irreversible deformation occurs after by external force, 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.Annular inclined support surface includes the water of the upper end supporting surface of upper end, the lower end supporting surface of lower end and horizontal both ends
Flying shore face, 91 upper end of valve block are connected with upper end supporting surface, and the sealing edge of valve block 91 includes under cooperating with lower end supporting surface
Rim portion is sealed, further includes the horizontal seal rim portion with the cooperation of horizontal ends supporting surface.
In the present embodiment, valve body 6 and diagonal brace grid 10 together constitute valve seat, and valve block 91 constitutes 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 relief valve, structure is consistent in above-described embodiment, and content repeats no more.
Claims (10)
1. a kind of car relief valve, including the valve seat with valve port and the valve block for closing the valve port, the valve block is rubber
The upper end of glue or silica gel material, the valve block is connected with valve seat, and lower end is free end, and the valve block is when outside 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 and be less than critical value by air-flow when air pressure difference reaches critical value
When by being put in Gravitative Loads to close the overturning valve block of the valve port, the overturning valve block include valve block main body and it is integrated at
Sealing edge of the type at valve block body rim, it is characterised in that: the sealing edge has for pushing up with the respective support portion of valve seat
To close the inner seal face of valve port, the thickness of the sealing edge is less than the thickness of valve block main body for press-fit.
2. car relief valve according to claim 1, it is characterised in that: the sealing edge is by the outside thickness of valve block main body
Gradually smaller domatic sealing edge.
3. car relief valve according to claim 1 or 2, it is characterised in that: it is provided with annular brace portion at the valve port,
The annular brace portion has the annular inclined support surface when overturning valve block closing valve port with the overturning valve block palette,
The upper end of the overturning valve block is connected with the upper end supporting surface sealing of annular inclined support surface, and the sealing edge includes inclining with annular
The lower sealing rim portion of the lower end supporting surface sealing cooperation in bearing diagonal face, and supported with two horizontal ends of annular inclined support surface
Two horizontal seal rim portions of face sealing cooperation.
4. car relief valve according to claim 3, it is characterised in that: the valve seat includes the valve with the valve port
Body, the annular brace portion include the valve port lower port along and spiral-lock in lower port along upper door-shaped frame.
5. car relief valve according to claim 3, it is characterised in that: the outside of the overturning valve block is equipped with counterweight knot
Structure, counter weight construction include lateral counter weight strip corresponding with lower sealing rim portion, further include two and seal rim portion with respective horizontal
Corresponding vertical counter weight strip.
6. a kind of vehicle, the interior relief valve including car body and arrangement on the car body, interior relief valve includes the valve with valve port
Seat and the valve block for closing the valve port, the valve block are rubber or silica gel material, and the upper end of the valve block is connected with valve seat,
Lower end is free end, and the valve block is to push outer pendulum to allow by air-flow when interior air pressure reaches critical value with vehicle outer gas pressure difference
The overturning of the valve port is closed when valve opening mouth, interior air pressure and vehicle outer gas pressure difference are less than critical value by pendulum in Gravitative Loads
Valve block, the sealing edge that the overturning valve block includes valve block main body and is shaped at valve block body rim, it is characterised in that:
The sealing edge has for cooperating with the press of the respective support portion of valve seat to close the inner seal face of valve port, the sealing edge
Thickness be less than valve block main body thickness.
7. vehicle according to claim 6, it is characterised in that: the sealing edge is gradually to be become by the outside thickness of valve block main body
Small domatic sealing edge.
8. vehicle according to claim 6 or 7, it is characterised in that: be provided with annular brace portion, the ring at the valve port
Shape support portion has the annular inclined support surface when overturning valve block closing valve port with the overturning valve block palette, described to turn over
The upper end of rotary valve piece is connected with the upper end supporting surface sealing of annular inclined support surface, and the sealing edge includes and annular inclined shore
The lower sealing rim portion of the lower end supporting surface sealing cooperation in face, and sealed with two horizontal ends supporting surfaces of annular inclined support surface
Two horizontal seal rim portions of cooperation.
9. vehicle according to claim 8, it is characterised in that: the valve seat includes the valve body with the valve port, described
Annular brace portion include the valve port lower port along and spiral-lock in lower port along upper door-shaped frame.
10. vehicle according to claim 8, it is characterised in that: the outside of the overturning valve block is equipped with counter weight construction, counterweight
Structure includes lateral counter weight strip corresponding with lower sealing rim portion, further includes two corresponding with respective horizontal sealing rim portion perpendicular
To counter weight strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821658842.6U CN209325120U (en) | 2018-10-12 | 2018-10-12 | A kind of vehicle and its interior relief valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821658842.6U CN209325120U (en) | 2018-10-12 | 2018-10-12 | A kind of vehicle and its interior relief valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209325120U true CN209325120U (en) | 2019-08-30 |
Family
ID=67707911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821658842.6U Active CN209325120U (en) | 2018-10-12 | 2018-10-12 | A kind of vehicle and its interior relief valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209325120U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111779848A (en) * | 2020-07-14 | 2020-10-16 | 北京汽车集团越野车有限公司 | Pressure relief device and vehicle with same |
| CN114261259A (en) * | 2022-01-14 | 2022-04-01 | 东风汽车集团股份有限公司 | Control method, device and equipment of pressure relief valve and readable storage medium |
-
2018
- 2018-10-12 CN CN201821658842.6U patent/CN209325120U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111779848A (en) * | 2020-07-14 | 2020-10-16 | 北京汽车集团越野车有限公司 | Pressure relief device and vehicle with same |
| CN114261259A (en) * | 2022-01-14 | 2022-04-01 | 东风汽车集团股份有限公司 | Control method, device and equipment of pressure relief valve and readable storage medium |
| CN114261259B (en) * | 2022-01-14 | 2023-10-13 | 东风汽车集团股份有限公司 | Control method, device and equipment for pressure relief valve and readable storage medium |
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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. |