CN102416854B - Vehicle door edge inflatable seal system - Google Patents

Vehicle door edge inflatable seal system Download PDF

Info

Publication number
CN102416854B
CN102416854B CN201110242093.5A CN201110242093A CN102416854B CN 102416854 B CN102416854 B CN 102416854B CN 201110242093 A CN201110242093 A CN 201110242093A CN 102416854 B CN102416854 B CN 102416854B
Authority
CN
China
Prior art keywords
valve
electromagnetic valve
gas
integrated control
air pipe
Prior art date
Application number
CN201110242093.5A
Other languages
Chinese (zh)
Other versions
CN102416854A (en
Inventor
杜志岐
王连峰
李而康
朱勤仪
邵桂香
Original Assignee
中国北方车辆研究所
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 中国北方车辆研究所 filed Critical 中国北方车辆研究所
Priority to CN201110242093.5A priority Critical patent/CN102416854B/en
Publication of CN102416854A publication Critical patent/CN102416854A/en
Application granted granted Critical
Publication of CN102416854B publication Critical patent/CN102416854B/en

Links

Abstract

The invention provides a vehicle door edge inflatable seal system and belongs to the field of vehicle door seals. When the system is used, vehicle door seal problem of a vehicle operating on a construction site of a building, highway, field, mine, mine shaft or kike is solved, the pollution of dust and noise to the cab is isolated effectively, and the vehicle safety and driving comfort are improved greatly. The seal system provided by the invention comprises an integrated control valves, a sealing strip and an air pipe, wherein the integrated control valve comprises an overflow valve, an inflation electromagnetic valve, a pressure relief electromagnetic valve and a valve plate; the overflow valve, the inflation electromagnetic valve and the pressure relief electromagnetic valve are fixed on the valve plate; one end of the integrated control valve is connected with an air bottle of the vehicle, and the other end of the integrated control valve is connected with the sealing strip; and the sealing and unsealing of a vehicle door are accomplished by inflating and releasing the sealing strip. In the invention, the operation is simple, the use is convenient, the sealing pressing force is uniform, the sealing gap is big, the volume is small, the weight is light, the seal is reliable, and the system is suitable to be used on engineering machine vehicles.

Description

A kind of vehicle door edge inflatable seal system

Technical field

The invention belongs to the field of sealing technology of vehicle doorn, specifically relate to a kind of vehicle door edge inflatable seal system.

Background technology

At present, mostly the door sealing of applying on China's vehicle is to realize after solid or hollow seal rubber compresses the sealing of car door.Adopt solid or hollow seal rubber to seal vehicle doorn, the sealing effectiveness at initial stage is better, but along with the increase in gap between the aging and car door of rubber and car body, the sealing effectiveness of this form reduces greatly, cannot guarantee the safety of car load.

At a lot of vehicular field such as construction machinery and equipments, because vehicle body adopts thicker steel plate (general 5-6cm) welded structure, for the performance requirement that guarantees vehicle adopts full weld more, the poorly sealed concern link that just becomes to attach most importance to causing because of car door place welding deformation, especially the vehicle that carries out work under the construction operation places such as building, highway, field farming, mine and mine, if because dirt does not carry out interim special processing to car door place greatly, can the health of chaufeur and the vehicle person of containing be caused damage.

Summary of the invention

The object of the invention is to provide a kind of vehicle door edge inflatable seal system, solved the door sealing problem of carrying out Working vehicle under the construction operation places such as building, highway, field farming, mine and mine, the isolated dirt of actv. and the pollution of noise to operator's compartment, improve the safety of car load and driver comfort greatly.

For achieving the above object, the technical scheme that the present invention takes is:

A kind of vehicle door edge inflatable seal system, described gas-flow closure system comprises integrated control valve body, hermetically-sealed construction, gas cylinder and air pipe; Its improvements are that described integrated control valve body comprises valve plate and is arranged at by pass valve, inflation electromagnetic valve, the pressure release electromagnetic valve on described valve plate, described integrated control valve body is connected with described gas cylinder with air pipe by described by pass valve, and described integrated control valve body is connected with described hermetically-sealed construction with air pipe by described inflation electromagnetic valve; Described pressure release electromagnetic valve one end connects described hermetically-sealed construction, and the other end communicates with atmosphere;

Described integrated control valve body has 7 interfaces, respectively that 1 admission port 9, one air extractor duct that leads to atmosphere, 5 lead to a gas injection port for limit sealing band 7, described gas cylinder 8 is connected with by pass valve 1, inflation electromagnetic valve 2 by air pipe 13, adaptor union, admission port 9, then being divided into 5 tunnel gas circuits connects respectively 5 by air pipe 13, adaptor union and leads to a gas injection port for limit sealing band 7, if the car door of vehicle is less than 5, with plug screw, block the gas injection port of corresponding number.

Another optimal technical scheme of the present invention is: described hermetically-sealed construction comprises sealing band, internal gasket, outer pad, locknut and mounting groove.

Another optimal technical scheme of the present invention is: sealing band is closed cavity structure and embeds described mounting groove inside, between described sealing band and described mounting groove, described internal gasket is set.

An optimal technical scheme more of the present invention is: one end that described air pipe contacts with described sealing band is flange shape, and the flange face of described air pipe and the inside face of described sealing band are bonded together.

An optimal technical scheme more of the present invention is: described outer pad is set between described locknut and described mounting groove.

An optimal technical scheme more of the present invention is: described inflation electromagnetic valve is connected with several hermetically-sealed constructions respectively with described pressure release electromagnetic valve.

Owing to having adopted technique scheme, compared with prior art, beneficial effect of the present invention comprises:

1) simple to operate, easy to use

Sealing system of the present invention is by " inflation ", " maintenance " and " pressure release " three gears, control hermatic door in sealing or non-tight state, and gas replenishment process and pressure leak process only need 5-8 can complete second, the time is corresponding fast, and this sealing system can be multiple car door gas-flow closures simultaneously;

2) sealing thrust is even

Utilize the gas-flow closure bar inflation of door limit to heave and carry out door sealing, because gas has flowing power in seal chamber, the position that therefore can guarantee each different gaps value can both have same sealing thrust, and the size of thrust can regulate by overflow innervalve assembly, uses the vehicle of different operating modes;

3) sealing off gap is large

Because sealing band is inflatable, heave, the amplitude that can regulate than traditional rubber weather strip is larger, and sealing compensation amount is large, can realize large clearance seal;

4) volume is little, lightweight

System of the present invention is fixed on by pass valve, inflation electromagnetic valve, the electromagnetic valve that loses heart on valve plate, and integrated level is high, is applicable to vehicle-mounted hermatic door;

5) sealing is reliable

On door limit, gas-flow closure bar mounting groove cross-sectional plane is arc, on mounting groove, have circular hole, after breather pipe being passed to internal gasket during installation, from the inner side of door limit gas-flow closure bar mounting groove, pass circular hole again, make internal gasket extrados abut in the inwall of mounting groove, again outer pad is inserted in to the breather pipe of interface through walls from mounting groove outside, make the intrados of outer pad abut in the outer wall of mounting groove, by fastening locknut, the circular hole place that makes interface through walls be fixed on mounting groove can not come off.

Accompanying drawing explanation

Below in conjunction with accompanying drawing, the present invention is further described.

Fig. 1 is that the structure of integrated control valve is not intended to;

Fig. 2 is a schematic diagram for limit gas-flow closure system gas replenishment process;

Fig. 3 is the schematic diagram of the disappointing process of a limit gas-flow closure system;

Fig. 4 is the cross sectional representation of gas-flow closure bar unaerated state;

Fig. 5 is the cross sectional representation of gas-flow closure bar inflated condition;

Reference numeral: 1-by pass valve, 2-inflates electromagnetic valve, 3-pressure release electromagnetic valve, 4-valve plate, 5-doorframe, 6-car door, 7-sealing band, 8-gas cylinder, 9-admission port, 10-internal gasket, the outer pad of 11-, 12-locknut, 13-air pipe, 14-mounting groove.

The specific embodiment

Below in conjunction with example, the present invention will be described in detail.

Sealing system for vehicle door provided by the invention, when after closing of the door, operates gas-filled switching tube on request, both can realize the automatic positiver sealing of all car doors, and simple to operate, convenient, sealing property is reliable.

The present invention utilizes the form of gas-flow closure to seal, both there is larger deformation-compensated amount, there is again larger thrust simultaneously, when sealing, utilize integrated control valve body to inner inflatable, sealing band 7 inflations are heaved, and because gas has flowing power in seal chamber, the position that therefore can guarantee each different gaps value can both have same sealing thrust, and thrust can reach designing requirement.The sealing compensation amount of sealing band 7 is large, sealing thrust is even, be particularly suitable for larger (for example command van under mine in car door gap, car door is welded-steel plate construction, car door gap is generally not less than 5mm, and can make because of distortion in use for some time gap become large) vehicle use, simple to operate, volume is little, lightweight.

Vehicle door edge inflatable seal system, comprises integrated control valve body, sealing band 7, air pipe 13; Integrated control valve body comprises by pass valve 1, inflation electromagnetic valve 2, pressure release electromagnetic valve 3 and valve plate 4, by pass valve 1, inflation electromagnetic valve 2, pressure release electromagnetic valve 3 are fixed on valve plate 4, as shown in the structural representation of Fig. 1 integrated control valve, at the other pressure release electromagnetic valve 3 of separately establishing of inflation electromagnetic valve 2, pressure release electromagnetic valve 3 one end connect sealing band 7, and the other end directly communicates with atmosphere.

Integrated control valve body is a limit air inflator system " air circuit breaker ", by inflation, pressurize, the pressure leak process of integrated control valve body control gate limit gas-flow closure bar.Integrated control valve body one end is by by pass valve 1, valve plate 4 and air pipe 13 are connected with the gas cylinder 8 of vehicle, the other end is connected with door limit gas-flow closure bar 7 by inflation electromagnetic valve 2 and air pipe 13, during inflation, gas-filled switching tube is placed in to " inflation " gear, inflation electromagnetic valve 2 is opened, source of the gas is provided by mounted gas cylinder 8, gas in gaholder 8 with the storage pressure in gas cylinder by the admission port by pass valve 1 of flowing through, by by pass valve 1, change the flow pressure of gas, with the pressure of setting, flow out by pass valve 1, enter inflation electromagnetic valve 2, now, inflation electromagnetic valve 2 is opened, pressure release electromagnetic valve 3 is closed, the air pipe 13 that gas flows to door limit gas-flow closure bar 7 by inflation electromagnetic valve 2 flows into door limit gas-flow closure bar 7,

When the inflation pressure of door limit gas-flow closure bar 7 reaches setting value, gas-filled switching tube is placed in " keep;; gear; inflation electromagnetic valve 2 and pressure release electromagnetic valve 3 Close Alls, the gas of door gas-flow closure bar 7 inside, limit keeps current pressure to be sealed in integrated control valve body in the gas circuit of door limit gas-flow closure bar 7 cavity insides;

While no longer needing door sealing, door limit switch is placed in to " pressure release " gear, inflation electromagnetic valve 2 is closed (gas of door limit gas-flow closure bar no longer communicates with the gas in gas cylinder), pressure release electromagnetic valve 3 is opened, pressure release electromagnetic valve 3 directly communicates with atmosphere, now, because gas-flow closure bar 7 interior gas atmosphere in door limit are higher than bar pressure, therefore gas is directly released in atmosphere and goes through pressure release electromagnetic valve 3, and concrete principle as shown in Figure 2,3.

Sealing band 7 is an airtight cavity structure, as shown in Figure 4,5.Sealing band 7 bodies are embedded in mounting groove 14 inside, when hermetically-sealed construction is during in unaerated state, the cross-sectional plane of sealing band 7 is folded state, be embedded in mounting groove 14 inside, as shown in Figure 4, during inflation, gas cylinder 8 is inflated to sealing band 7 cavity insides by air pipe 13 with the pressure of setting, sealing band 7 body outwardly convexs, top is pressed on doorframe 5, as shown in Figure 5, during pressure release, along with the gas in sealing band 7 is discharged into the external world by sealing band air pipe 13, the pressure of sealing band 7 inside reduces gradually, and the cross-sectional geometry of sealing band returns to again the state of Fig. 4.The cross-sectional plane of internal gasket 10 is arcwall face, the arc consistent size of arc size and mounting groove 14 inwalls, and the cross-sectional plane of outer pad 11 is arcwall face, the arc consistent size of arc size and mounting groove 14 outer walls.

Switch is provided with " inflation ", " pressurize ", " pressure release " three gears altogether, and 2 energisings of " inflation " gear control inflation electromagnetic valve are opened, and pressure release electromagnetic valve 3 power-off are closed; " pressurize " gear control inflation electromagnetic valve 2 and the interior equal no current of pressure release electromagnetic valve 3 pass through, and in closed condition, 3 energisings of " pressure release " gear control pressure release electromagnetic valve are opened, and 2 power-off of inflation electromagnetic valve are closed.

In accompanying drawing 4,5 provided by the invention, integrated control valve has 7 interfaces, respectively that 1 admission port 9, one air extractor duct that leads to atmosphere, 5 lead to a gas injection port for limit sealing band, described gas cylinder 8 is connected with by pass valve 1, inflation electromagnetic valve 2 by air pipe 13, adaptor union, admission port 9, then being divided into 5 tunnel gas circuits connects respectively 5 by air pipe 13, adaptor union and leads to a gas injection port for limit sealing band 7, if the car door of vehicle is less than 5, can utilize plug screw to block one of them or several gas injection port; Door limit sealing band 7 is connected with the interface of integrated control valve by air pipe 13, adaptor union, and the air extractor duct that leads to atmosphere of the integrated control valve pressure release electromagnetic valve 3 of connecting, has a road gas circuit of one's own, for pressure release; Inflation electromagnetic valve 2, pressure release electromagnetic valve 3 are connected with gas-filled switching tube by cable respectively, by energising unlatching and the power-off of 2 electromagnetic valves of gas-filled switching tube control, are closed.

During inflation, gas-filled switching tube is placed in to " inflation " gear, gas-filled switching tube is placed in to " maintenance " gear after 5~8s, complete gas replenishment process, now car door is in sealing state; During pressure release, gas-filled switching tube is placed in to " pressure release " gear, gas-filled switching tube is placed in to " maintenance " gear after 5~8s, complete pressure leak process, now car door is in non-tight state.

According to specific exemplary embodiment, invention has been described herein.It will be apparent under not departing from the scope of the present invention, carrying out to one skilled in the art suitable replacement or revise.Exemplary embodiment is only illustrative, rather than the restriction to scope of the present invention, and scope of the present invention is defined by appended claim.

Claims (4)

1. a vehicle door edge inflatable seal system, described gas-flow closure system comprises integrated control valve body, hermetically-sealed construction, gas cylinder (8) and air pipe (13); It is characterized in that described integrated control valve body comprises valve plate (4) and is arranged at by pass valve (1), inflation electromagnetic valve (2), the pressure release electromagnetic valve (3) on described valve plate (4), described integrated control valve body is connected with described gas cylinder (8) with air pipe (13) by described by pass valve (1), and described integrated control valve body is connected with described hermetically-sealed construction with air pipe (13) by described inflation electromagnetic valve (2); Described pressure release electromagnetic valve (3) one end connects described hermetically-sealed construction, and the other end communicates with atmosphere;
Described hermetically-sealed construction comprises sealing band (7), internal gasket (10), outer pad (11), locknut (12) and mounting groove (14);
Described inflation electromagnetic valve (2) is connected with several hermetically-sealed constructions respectively with described pressure release electromagnetic valve (3);
Described integrated control valve body has 7 interfaces, respectively that 1 admission port (9), one air extractor duct that leads to atmosphere, 5 lead to a gas injection port for limit sealing band (7), described gas cylinder (8) is connected with by pass valve (1), inflation electromagnetic valve (2) by air pipe (13), adaptor union, admission port (9), then being divided into 5 tunnel gas circuits connects respectively 5 by air pipe (13), adaptor union and leads to a gas injection port for limit sealing band (7), if the car door of vehicle is less than 5, with plug screw, block the gas injection port of corresponding number.
2. a kind of vehicle door edge inflatable seal system as claimed in claim 1, it is characterized in that sealing band (7) for closed cavity structure and embed described mounting groove (14) inside, between described sealing band (7) and described mounting groove (14), described internal gasket (10) being set.
3. a kind of vehicle door edge inflatable seal system as claimed in claim 1, it is characterized in that one end that described air pipe (13) contacts with described sealing band (7) is flange shape, the inside face of the flange face of described air pipe (13) and described sealing band (7) is bonded together.
4. a kind of vehicle door edge inflatable seal system as claimed in claim 1, is characterized in that, between described locknut (12) and described mounting groove (14), described outer pad (11) is set.
CN201110242093.5A 2011-08-23 2011-08-23 Vehicle door edge inflatable seal system CN102416854B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201110242093.5A CN102416854B (en) 2011-08-23 2011-08-23 Vehicle door edge inflatable seal system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201110242093.5A CN102416854B (en) 2011-08-23 2011-08-23 Vehicle door edge inflatable seal system

Publications (2)

Publication Number Publication Date
CN102416854A CN102416854A (en) 2012-04-18
CN102416854B true CN102416854B (en) 2014-04-23

Family

ID=45941588

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201110242093.5A CN102416854B (en) 2011-08-23 2011-08-23 Vehicle door edge inflatable seal system

Country Status (1)

Country Link
CN (1) CN102416854B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI601652B (en) * 2015-07-14 2017-10-11 周俊吉 Airproof and noise-isolated door of vehicles

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015149291A1 (en) * 2014-04-01 2015-10-08 深圳市智轮电动车驱动技术有限公司 Sealing system and electric vehicle having same
CN105109394B (en) * 2015-09-14 2018-12-28 湖南汽车制造有限责任公司 Dumper and its loading space sealing mechanism
CN105539244B (en) * 2015-12-29 2017-11-24 三一汽车制造有限公司 A kind of active gas-flow closure control system and dumper
CN106427755B (en) * 2016-12-13 2019-07-02 湖南汽车制造有限责任公司 Refrigerating box and the refrigerator car for being installed with the refrigerating box

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2481543Y (en) * 2001-06-08 2002-03-13 美尔顿车业(东莞)有限公司 Two-way air valve
CN201159033Y (en) * 2008-01-29 2008-12-03 中天高科特种车辆有限公司 Airtight door
CN201703231U (en) * 2010-05-20 2011-01-12 上海汽车集团股份有限公司 Sealing system for vehicle door
CN201769634U (en) * 2010-07-05 2011-03-23 江阴华宏汽车饰件有限公司 TPMS adjustable valve

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2536461Y (en) * 2002-05-13 2003-02-19 南京康尼机电新技术有限公司 Aerated sealed slide door of railway vehicle
CN201198314Y (en) * 2008-04-16 2009-02-25 南车四方机车车辆股份有限公司 Gas-flow closure type folding door of high speed railway carriage

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2481543Y (en) * 2001-06-08 2002-03-13 美尔顿车业(东莞)有限公司 Two-way air valve
CN201159033Y (en) * 2008-01-29 2008-12-03 中天高科特种车辆有限公司 Airtight door
CN201703231U (en) * 2010-05-20 2011-01-12 上海汽车集团股份有限公司 Sealing system for vehicle door
CN201769634U (en) * 2010-07-05 2011-03-23 江阴华宏汽车饰件有限公司 TPMS adjustable valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI601652B (en) * 2015-07-14 2017-10-11 周俊吉 Airproof and noise-isolated door of vehicles

Also Published As

Publication number Publication date
CN102416854A (en) 2012-04-18

Similar Documents

Publication Publication Date Title
CN203766690U (en) Automobile safe air pressure escape window
CN102303618B (en) Built-in plug door device for rail vehicle
CN101189470B (en) High-pressure tank
CN1715040A (en) Supplying/removing apparatus of puncture sealant of tire
CN103978874B (en) A kind of automotive power sunroof
US20060010779A1 (en) Weatherstrip for a motor vehicle
CN106594294B (en) A kind of vapour-pressure type acceleration switching valve
CN104417569B (en) Transparent vacuum pipeline
CN201198313Y (en) Internal-mounted side sliding door of high speed railway carriage
CN102089558A (en) Pressure controlled three way valve device
CN202847685U (en) Automobile brake failure-proof brake system
CN205243997U (en) Hydraulic pressure lock speed governing combination switching -over valve
CN207997867U (en) A kind of air spring, the bogie and rail vehicle for being equipped with the air spring
CN201283860Y (en) Exhaust brake butterfly valve with voltage limiting structure
CN104787127B (en) Charging opening assembly arranged on front air grille of electric automobile
CN202001729U (en) Underwater dry type maintenance working chamber for shallow water areas
CN100484812C (en) Assembling corridor for vacuum pipe traffic
CN100484814C (en) Isolating chamber in vacuum pipe
CN206264770U (en) A kind of automobile door opening sealing strip, automobile door opening sealing strip assembly and automobile
CN105523049A (en) Vacuum pipeline transport station system
CN202986776U (en) Air-pressure automobile skylight sealing system
CN2926694Y (en) Sealer for pressure container material transferring gate
CN205078540U (en) Quick carminative unclamping cylinder
CA2795759C (en) Pneumatic door seal systems and methods
CN101323241A (en) Vehicle door seal venting system and method

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
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: 20140423

Termination date: 20170823