CN208789465U - A kind of bus door sealing strip of double cavity structure - Google Patents
A kind of bus door sealing strip of double cavity structure Download PDFInfo
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- CN208789465U CN208789465U CN201821544764.7U CN201821544764U CN208789465U CN 208789465 U CN208789465 U CN 208789465U CN 201821544764 U CN201821544764 U CN 201821544764U CN 208789465 U CN208789465 U CN 208789465U
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- electronic valve
- sealing strip
- bus door
- door sealing
- cavity structure
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Abstract
The utility model provides a kind of bus door sealing strip of double cavity structure, and the bus door sealing strip includes barostat and weatherstrip body；The weatherstrip body is double cavity structure, including the pressure regulation cavity being set side by side and common housing；The bus door sealing strip is filled and deflated by the sealed pressure for adjusting the pressure regulation cavity by the barostat, and then adjusts the weatherstrip body sealed pressure.The utility model can provide sealed pressure flexible to weather strip for automobile, reach the optimal seal pressure of different conditions needs, shutdown comfort, damping property can be met simultaneously, prevent the requirements such as violence shutdown, vehicle NVH performance can be effectively improved, increase vehicle comfort.
Description
Technical field
The utility model relates to a kind of automotive sealing system more particularly to a kind of bus door sealing strips of double cavity structure.
Background technique
Automobile sealed performance is to measure an important indicator of automotive quality.Weight of the vehicle body sealing system as body of a motor car
Want component part, primarily serve the effect of sound insulation, dust-proof, water-impervious and damping, and be able to maintain with subenvironment in maintenance cart,
Important protective action is played to passenger, electromechanical assembly and accessory.
Vehicle body sealing system is mainly by for car door, vehicle window, vehicle body, skylight, engine case and standby (luggage) case etc.
The rubber seal at position realizes sealing, therefore sealing strip is to ensure that the key components and parts of automobile sealed performance, is broadly divided into
Door weather strip, two lid sealing strips and auxiliary seal three categories.Sealing strip can effectively prevent as relatively independent subsystem
External dust storm, rainwater, dust and noise meet passenger's ride comfort and safety, to high-speed silent, lifting glass for vehicle window
The automotive quality that the passengers such as ride comfort can obviously perceive has a major impact, and is the concentrated reflection of vehicle NVH performance.
But with the increasingly prosperity of highway network, running speed is increased substantially, towards operating condition of running at high speed, car door
And window seal system must satisfy harsher high speed sound insulation, noise reduction seal request.
Although current weather strip for automobile is able to satisfy certain seal request, there is problems:
(1) the optimal seal decrement of sealing strip is fixed at present, to leakproofness after meeting comfortable door closing force simultaneously and closing the door
It can be extremely difficult.
(2) sealing strip can provide certain damping effect under specific operation, but in other operating condition (high speed is jolted)
It is difficult to reach good damping effect.
(3) if sealing strip goes wrong, it is difficult to implement sealing strip detection, the concrete condition of sealing can not be understood.
(4) after sealing strip aging, it will lead to sealing effect decline and even fail.
Utility model content
To solve the above problem existing for weather strip for automobile in the prior art, the utility model discloses a kind of double cavity structures
Bus door sealing strip.The door weather strip flexible can adjust sealed pressure, be effectively improved vehicle NVH performance.
To achieve the above object, the specific technical solution of the utility model is as follows:
A kind of bus door sealing strip of double cavity structure, which is characterized in that the bus door sealing strip includes air pressure tune
Save device and weatherstrip body；
The weatherstrip body is double cavity structure, including the pressure regulation cavity being set side by side and common housing；The new car
Door weather strip is filled and deflated by the sealed pressure for adjusting the pressure regulation cavity by the barostat, and then adjusts the sealing
Ontology sealed pressure.
Further, the bus door sealing strip further includes electronic valve box, and the barostat passes through the electricity
Sub- valve box is connected with the pressure regulation cavity of the weatherstrip body.
Further, the electronic valve box includes electronic valve A and electronic valve B；The electronic valve A and the gas
Adjuster is pressed to be connected, the electronic valve B is communicated when opening with atmosphere.
Further, the bus door sealing strip further includes capacitance sensor, the capacitance sensor and the sealing
Ontology integration, the sealing information of weatherstrip body described in real-time monitoring, and will sealing information outflow.
Further, intelligence sealing regulating system includes ECU, described to fill barostat, the electronic valve box and institute
Capacitance sensor is stated to be connected with the ECU respectively, the ECU receives the sealing information of capacitance sensor detection, and according to
Electronic valve box and the barostat described in operating conditions adjust the sealed pressure of the weatherstrip body.
Further, the intelligence sealing regulating system further includes controller, the barostat and the electronic valve
Door box is connected by the controller with the ECU, and the ECU passes through the controller control barostat and described
Sealed pressure in weatherstrip body described in electronic valve box switch-mode regulation.
Further, capacitance sensor setting is on the weatherstrip body surface, between the weatherstrip body with
Between plates of automobile sealing surface.
Further, the pressure regulation cavity is connect by tracheae with the electronic valve box.
Further, there is interlayer between the pressure regulation cavity and the common housing.
Further, the bus door sealing strip is applied to arrangements for automotive doors and two lid positions.
The utility model has the beneficial effects that
Bus door sealing strip scheme provided by the utility model, have improve vehicle NVH performance, using flexible, general
The features such as sealing performance quantifies, gathers around and has broad application prospects.The weatherstrip body is double cavity structure, it is possible to reduce automobile noise
Intrusion can also cope with the bad problem of sealing effect after sealing strip aging；The capacitance sensor integrated with weatherstrip body can
With real-time monitoring sealed pressure, guarantee that sealing performance is stablized.
In addition the bus door sealing strip can be used alone, and can also access intelligence sealing regulating system, realize intelligence
Sealing.Regulating system is sealed according to the real-time regulating sealing pressure of operating condition by intelligence, to reduce vibration, can be met simultaneously comfortable
The various workings such as door closing force and good sealing property improve sensory comfort, effective to improve vehicle NVH performance.
Detailed description of the invention
Fig. 1 is the bus door gasket structure schematic diagram of the utility model double cavity structure；
Fig. 2 is the bus door sealing strip pressurized state schematic diagram of the utility model double cavity structure；
Fig. 3 is that the bus door sealing strip pressure release of the utility model double cavity structure extremely sets pressure state schematic diagram；
Fig. 4 is the bus door sealing strip pressure release of the utility model double cavity structure to atmospheric pressure state schematic diagram；
The bus door sealing strip of Fig. 5 the utility model double cavity structure can application region schematic diagram.
Wherein: 1- barostat, 2- electronic valve box, 2.1- electronic valve A, 2.2- electronic valve B, 3- capacitance sensing
Device, 4- weatherstrip body, 5- front side door, 6- rear door, 7- tailgate, 8- skylight.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution of the application, below with reference to specific embodiment
The utility model is described in further details with attached drawing.
In the utility model, term " installation ", " connected ", " connecting ", " connection ", " fixation " etc. be shall be understood in a broad sense, example
Such as, it may be a fixed connection, may be a detachable connection, be also possible to be integrally connected, be also possible to be mechanically connected, it can also
To be electrical connection or can be in communication with each other, it is also possible to be directly connected to, is also possible to be indirectly connected with by intermediary, can be
Connection inside two components, is also possible to the interaction relationship of two components.For the ordinary skill people of this field
For member, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
The present embodiment describes a kind of bus door sealing strip of double cavity structure, as shown in Figure 1, the bus door sealing strip
Including barostat 1, electronic valve box 2, capacitance sensor 3 and weatherstrip body 4.
Barostat 1 is to be filled and deflated by equipment, is connected by electronic valve box 2 with weatherstrip body 4, to sealing strip sheet
Body 4 is filled and deflated by.
It include electronic valve A2.1 and electronic valve B2.2 in electronic valve box 2.Electronic valve A2.1 and barostat 1
It is connected, when electronic valve A2.1 is opened, barostat 1 can be filled and deflated by weatherstrip body 4；Electronic valve B2.2 is opened
When communicated with atmosphere, can be by the sealed pressure quick pressure releasing of weatherstrip body 4 to atmospheric pressure.
Capacitance sensor 3 may be provided at 4 surface of weatherstrip body, between weatherstrip body 4 and plates of automobile sealing surface it
Between, information is sealed for the sealed pressure of real-time monitoring weatherstrip body 4 and sealing contact surface width etc., and sealing information is passed
Out, reach the target of monitoring sealing performance, to adjust the sealed pressure of weatherstrip body 4 according to operating condition, realization accurately controls close
The effect of envelope.
Weatherstrip body 4 in the present embodiment is double cavity structure, including pressure regulation cavity and common housing, pressure regulation cavity and general
Cavity body is set side by side in weatherstrip body 4, and has interlayer therebetween.Pressure regulation cavity passes through tracheae and electronic valve box
2 connections, pressure regulation cavity internal pressure acts inflation/deflation by barostat 1 and electronic valve box 2 and adjusts, and then adjusts sealing strip sheet
The sealed pressure of body 4, and adjust sealing contact surface size (when the sealed pressure difference of weatherstrip body 4, the sealing with metal plate is connect
The size of contacting surface also can be different)；Common housing is for providing pressure substantially sealed off.
Gas vent is set in the common housing side of predetermined position, weatherstrip body 4, to press in weatherstrip body 4
When compression deformation, gas is discharged.
In addition the bus door sealing strip also can access intelligence sealing regulating system, realize that intelligence is close in addition to being used alone
Envelope.ECU is connected with capacitance sensor 3 in intelligence sealing regulating system, and the controller being connected with ECU is separately connected barostat
1, electronic valve A2.1 and electronic valve B2.2 controls its movement according to the vehicle behavior that ECU judges by controller.
Controller realizes sealing strip by the switch of control pressure adjuster 1, electronic valve A2.1 and electronic valve B2.2
The pressurization and pressure release of ontology 4, to reach the adjusting of weatherstrip body 4 sealed pressure and seal f ace width, while electronic valve
Box 2 also functions to the effect of safety box, and when barostat 1 fails, electronic valve box 2 can be allowed by opening electronic valve B2.2
Weatherstrip body 4 connects atmosphere, to guarantee that weatherstrip body 4 realizes effect substantially sealed off.
ECU receives the sealing information that capacitance sensor 3 detects, and passes through controller control pressure tune according to vehicle behavior ECU
Save the sealed pressure in device 1 and the adjusting weatherstrip body 4 of electronic valve box 2.Or property can be selected by the ECU controller of automobile
Can simple controller, or controller can be omitted, barostat 1, electronic valve box 2 and capacitance sensor 3 directly with
ECU is connected, and also achievable pressure is adjusted, and can reduce production and use cost.
The bus door sealing strip of the present embodiment is as follows to the adjustment process of the sealed pressure of weatherstrip body 4:
Sealed pressure needed for being set according to vehicle behavior, and the sealed pressure that capacitance sensor 3 is monitored and setting pressure
Compare, according to comparing result, judge to weatherstrip body 4 be pressurized or pressure release, as sealed pressure lower than setting pressure into
Row pressurization, otherwise pressure release；Controller control pressure adjuster 1 and electronic valve box 2 carry out corresponding actions, make weatherstrip body 4
Reach setting pressure and realizes precise seal.
Pressurization: as shown in Fig. 2, opening electronic valve A2.1, electronic valve B2.2 is closed, barostat 1 is to close
Strip of paper used for sealing ontology 4 is inflated, and realizes that weatherstrip body 4 is pressurized；The sealing pressure of 3 real-time monitoring weatherstrip body 4 of capacitance sensor
Power closes electronic valve A2.1 when being pressurized to setting pressure, closes barostat 1, and pressurization is completed.
Pressure leak process: when need to be by sealed pressure pressure release to setting pressure, when setting pressure higher than atmospheric pressure, electronics be closed
Valve A2.1 opens electronic valve B2.2, as pressure release to setting pressure, closing electronic valve B2.2；When setting pressure is lower than big
When air pressure, first as shown in figure 4, closing electronic valve A2.1, opening electronic valve B2.2, quick pressure releasing to atmospheric pressure, then such as
Shown in Fig. 3, electronic valve B2.2 is closed, opens electronic valve A2.1, barostat 1 is evacuated weatherstrip body 4, electricity
The sealed pressure for holding 3 real-time monitoring weatherstrip body 4 of sensor closes electronic valve A2.1, closing when pressure release to setting pressure
Barostat 1, pressure release are completed.
When required sealed pressure is atmospheric pressure or barostat 1 fails, as shown in figure 4, closing electronic valve
A2.1 opens electronic valve B2.2, can be by 4 quick pressure releasing of weatherstrip body to atmospheric pressure.
The bus door sealing strip of the present embodiment can be applied to arrangements for automotive doors and two lid positions, front side as shown in Figure 5
The positions such as door 5, rear door 6, tailgate 7 and skylight 8.
Although the principles of the present invention are described in detail in the preferred embodiment above in conjunction with the utility model,
It should be appreciated by those skilled in the art that above-described embodiment is only the explanation to the exemplary implementation of the utility model, and
The non-restriction to the utility model scope.Details in embodiment does not constitute the limitation to the scope of the utility model,
Without departing substantially from the utility model spirit and scope in the case where, any equivalent transformation based on technical solutions of the utility model, letter
Single replacement etc. is obvious to be changed, and is all fallen within scope of protection of the utility model.
Claims (10)
1. a kind of bus door sealing strip of double cavity structure, which is characterized in that the bus door sealing strip includes air pressure adjustment
Device (1) and weatherstrip body (4)；
The weatherstrip body (4) is double cavity structure, including the pressure regulation cavity being set side by side and common housing；The bus door
Sealing strip is filled and deflated by the sealed pressure for adjusting the pressure regulation cavity by the barostat (1), and then adjusts the sealing
Ontology (4) sealed pressure.
2. the bus door sealing strip of double cavity structure according to claim 1, which is characterized in that the bus door sealing
Item further includes electronic valve box (2), and the barostat (1) passes through the electronic valve box (2) and the weatherstrip body
(4) the pressure regulation cavity is connected.
3. the bus door sealing strip of double cavity structure according to claim 2, which is characterized in that the electronic valve box
It (2) include electronic valve A (2.1) and electronic valve B (2.2)；The electronic valve A (2.1) and the barostat (1) phase
Even, it is communicated when the electronic valve B (2.2) is opened with atmosphere.
4. the bus door sealing strip of double cavity structure according to claim 2, which is characterized in that the bus door sealing
Item further includes capacitance sensor (3), and the capacitance sensor (3) and the weatherstrip body (4) are integrated, close described in real-time monitoring
The sealing information of strip of paper used for sealing ontology (4), and will sealing information outflow.
5. the bus door sealing strip of double cavity structure according to claim 4, which is characterized in that intelligence sealing regulating system
Including ECU, it is described fill barostat (1), the electronic valve box (2) and the capacitance sensor (3) respectively with the ECU
It is connected, the ECU receives the sealing information of capacitance sensor (3) detection, and the electronic valve box according to operating conditions
(2) and the barostat (1) adjusts the sealed pressure of the weatherstrip body (4).
6. the bus door sealing strip of double cavity structure according to claim 5, which is characterized in that the intelligence sealing is adjusted
System further includes controller, and the barostat (1) and the electronic valve box (2) pass through the controller and the ECU
It is connected, the ECU controls the barostat (1) and the electronic valve box (2) switch-mode regulation institute by the controller
State the sealed pressure in weatherstrip body (4).
7. the bus door sealing strip of double cavity structure according to claim 4, which is characterized in that the capacitance sensor
(3) it is arranged on the weatherstrip body (4) surface, between the weatherstrip body (4) and plates of automobile sealing surface.
8. the bus door sealing strip of double cavity structure according to claim 2, which is characterized in that the pressure regulation cavity passes through
Tracheae is connect with the electronic valve box (2).
9. the bus door sealing strip of double cavity structure according to claim 1, which is characterized in that the pressure regulation cavity and institute
Stating has interlayer between common housing.
10. the bus door sealing strip of double cavity structure according to any one of claims 1 to 9, which is characterized in that described new
Type door weather strip is applied to arrangements for automotive doors and two lid positions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821544764.7U CN208789465U (en) | 2018-09-20 | 2018-09-20 | A kind of bus door sealing strip of double cavity structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821544764.7U CN208789465U (en) | 2018-09-20 | 2018-09-20 | A kind of bus door sealing strip of double cavity structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208789465U true CN208789465U (en) | 2019-04-26 |
Family
ID=66210323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821544764.7U Active CN208789465U (en) | 2018-09-20 | 2018-09-20 | A kind of bus door sealing strip of double cavity structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208789465U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022062766A1 (en) * | 2020-09-25 | 2022-03-31 | 恒大新能源汽车投资控股集团有限公司 | Sealing strip assembly, sealing strip device, and automobile |
-
2018
- 2018-09-20 CN CN201821544764.7U patent/CN208789465U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022062766A1 (en) * | 2020-09-25 | 2022-03-31 | 恒大新能源汽车投资控股集团有限公司 | Sealing strip assembly, sealing strip device, and automobile |
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