CN103909915A - Double-chamber booster and partition plate supporting structure thereof - Google Patents
Double-chamber booster and partition plate supporting structure thereof Download PDFInfo
- Publication number
- CN103909915A CN103909915A CN201310062430.1A CN201310062430A CN103909915A CN 103909915 A CN103909915 A CN 103909915A CN 201310062430 A CN201310062430 A CN 201310062430A CN 103909915 A CN103909915 A CN 103909915A
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- China
- Prior art keywords
- dividing plate
- chamber
- stop sleeve
- rear housing
- servo
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Abstract
The invention provides a double-chamber booster and a partition plate supporting structure thereof. The double-chamber booster comprises a front casing, a rear casing and a partition plate; the outer edge is fixed between the front casing and the rear casing; a front large air chamber is formed between the front casing and the partition plate; a rear large air chamber is formed between the rear casing and the partition plate; installation holes are formed in the rear casing and the partition plate; supporting sleeves are arranged inside the installation holes; the front large air chamber and the rear large air chamber are communicated through the supporting sleeves. The double-chamber booster can improve the air inlet efficiency of the front large air chamber and improving the pressure transmitting way.
Description
Technical field
The present invention relates to a kind of two-chamber servo-unit and membrane support structure thereof.
Background technology
With reference to figure 1, two-chamber servo-unit adopts a dividing plate 11 to make the inner two-chamber assist type that forms the two cover series connection in front and back of servo-unit.The outer rim of dividing plate 11 is fixed between the front case 12 and rear housing 13 of servo-unit, and the inner edge of dividing plate 11 is by slipper seal between seal ring 14 and orienting sleeve 15.
With reference to figure 2, for two-chamber servo-unit of the prior art, the pressure producing due to the pressure difference of atmosphere and vacuum space passes on rear case of vacuum booster 13 by the outer rim of dividing plate 11, and front atmosphere chamber is to communicate to realize air inlet by the convex closure 10 of rear housing 12 with rear atmosphere chamber, wherein front atmosphere chamber is between front case 12 and dividing plate 11, and rear atmosphere chamber is between dividing plate 11 and rear housing.Such structure can cause rear housing design complicated, and thickness of slab attenuate is influenced, and ventilation efficiency is poor.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of two-chamber servo-unit and membrane support structure thereof, can improve the intake efficiency of front atmosphere chamber, and improves the transfer mode of pressure.
For solving the problems of the technologies described above, the invention provides a kind of two-chamber servo-unit, comprising:
Front case;
Rear housing;
Dividing plate, its outer rim is fixed between described front case and rear housing, has front atmosphere chamber between described front case and dividing plate, has rear atmosphere chamber between described rear housing and dividing plate;
Wherein, on described rear housing and dividing plate, have mounting hole, in described mounting hole, be provided with stop sleeve, described front atmosphere chamber and rear atmosphere chamber communicate by the endoporus of described stop sleeve.
According to one embodiment of present invention, described stop sleeve and described rear housing, dividing plate fix, and the pressure that described dividing plate bears is passed to by described stop sleeve the joint face that described rear housing coordinates with car load fireproof brickwork.
According to one embodiment of present invention, the material of described stop sleeve is plastics.
According to one embodiment of present invention, described two-chamber servo-unit also comprises: pipe link, this pipe link passes described front case and penetrates the endoporus of described stop sleeve.
According to one embodiment of present invention, described two-chamber servo-unit also comprises: seal ring and orienting sleeve, the inner edge of described dividing plate is by described seal ring and described orienting sleeve slipper seal.
The present invention also provides a kind of membrane support structure of two-chamber servo-unit, comprising:
Dividing plate, has mounting hole on described dividing plate;
Stop sleeve, is arranged in the mounting hole of described dividing plate.
According to one embodiment of present invention, described stop sleeve and dividing plate fix.
According to one embodiment of present invention, the material of described stop sleeve is plastics.
Compared with prior art, the present invention has the following advantages:
Front atmosphere chamber and rear atmosphere chamber in the two-chamber servo-unit of the embodiment of the present invention communicate by the endoporus of stop sleeve, air can enter front atmosphere chamber via the endoporus of stop sleeve, thereby without convex closure is set on rear housing, be conducive to improve intake efficiency, and simplified the structure of rear housing.In addition, the pressure that dividing plate bears can transmit by stop sleeve, has improved the supporting way of dividing plate.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of two-chamber servo-unit of the prior art;
Fig. 2 is air flow and the clapboard stress schematic diagram of the servo-unit of two-chamber shown in Fig. 1.
Fig. 3 is the structural representation of the two-chamber servo-unit of the embodiment of the present invention;
Fig. 4 is the partial enlarged drawing of stop sleeve in Fig. 3;
Fig. 5 is air flow and the clapboard stress schematic diagram of the servo-unit of two-chamber shown in Fig. 3;
Fig. 6 is the air flow schematic diagram of stop sleeve shown in Fig. 4.
The specific embodiment
Below in conjunction with specific embodiments and the drawings, the invention will be further described, but should not limit the scope of the invention with this.
With reference to figure 3 and Fig. 4, the two-chamber servo-unit of the present embodiment comprises: dividing plate 31, front case 32, rear housing 33, seal ring 34, orienting sleeve 35, stop sleeve 36, pipe link 37.
Wherein, the outer rim of dividing plate 31 is fixed between front case 32 and rear housing 33, between front case 32 and dividing plate 31, is provided with front atmosphere chamber, between rear housing 33 and dividing plate 31, has rear atmosphere chamber.The inner edge of dividing plate 31 is by seal ring 34 and orienting sleeve 35 slipper seals.
In front case 32, comprise chamber, initial vacuum, realize power-assisted by the pressure reduction between atmosphere and vacuum.
On rear housing 33 and dividing plate 31, have mounting hole, be provided with stop sleeve 36 in mounting hole, front atmosphere chamber can be identical by the endoporus of stop sleeve 36 with rear atmosphere chamber.As a nonrestrictive example, the material of stop sleeve 36 can be for example plastics.
In addition, pipe link between front case 32 and rear housing 33 37 is through front case 32 and import the endoporus of stop sleeve 36 into.
With reference to figure 5 and Fig. 6, in the two-chamber servo-unit of the present embodiment, the gas in rear atmosphere chamber can enter in front atmosphere chamber by the endoporus of stop sleeve 36, adopts this kind of intake method, be conducive to realize the optimization of intake efficiency, and rear housing 33 is without convex closure is set again.
In addition, stop sleeve 36 can fix with dividing plate 31 and rear housing 33, make the pressure that dividing plate 31 bears to be passed to rear housing 33 by stop sleeve 36, and then be passed to the joint face that rear housing 33 coordinates with car load fireproof brickwork, thereby improved the supporting way of dividing plate 31.
Although the present invention with preferred embodiment openly as above; but it is not for limiting the present invention; any those skilled in the art without departing from the spirit and scope of the present invention; can make possible variation and modification, therefore protection scope of the present invention should be as the criterion with the scope that the claims in the present invention were defined.
Claims (8)
1. a two-chamber servo-unit, comprising:
Front case;
Rear housing;
Dividing plate, its outer rim is fixed between described front case and rear housing, has front atmosphere chamber between described front case and dividing plate, has rear atmosphere chamber between described rear housing and dividing plate;
It is characterized in that having mounting hole on described rear housing and dividing plate, in described mounting hole, be provided with stop sleeve, described front atmosphere chamber and rear atmosphere chamber communicate by the endoporus of described stop sleeve.
2. two-chamber servo-unit according to claim 1, is characterized in that, described stop sleeve and described rear housing, dividing plate fix, and the pressure that described dividing plate bears is passed to by described stop sleeve the joint face that described rear housing coordinates with car load fireproof brickwork.
3. two-chamber servo-unit according to claim 1, is characterized in that, the material of described stop sleeve is plastics.
4. according to the two-chamber servo-unit described in any one in claims 1 to 3, it is characterized in that, also comprise:
Pipe link, this pipe link passes described front case and penetrates the endoporus of described stop sleeve.
5. according to the two-chamber servo-unit described in any one in claims 1 to 3, it is characterized in that, also comprise:
Seal ring and orienting sleeve, the inner edge of described dividing plate is by described seal ring and described orienting sleeve slipper seal.
6. a membrane support structure for two-chamber servo-unit, is characterized in that, comprising:
Dividing plate, has mounting hole on described dividing plate;
Stop sleeve, is arranged in the mounting hole of described dividing plate.
7. the membrane support structure of two-chamber servo-unit according to claim 6, is characterized in that, described stop sleeve and dividing plate fix.
8. the membrane support structure of two-chamber servo-unit according to claim 6, is characterized in that, the material of described stop sleeve is plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310062430.1A CN103909915A (en) | 2013-02-27 | 2013-02-27 | Double-chamber booster and partition plate supporting structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310062430.1A CN103909915A (en) | 2013-02-27 | 2013-02-27 | Double-chamber booster and partition plate supporting structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103909915A true CN103909915A (en) | 2014-07-09 |
Family
ID=51036004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310062430.1A Pending CN103909915A (en) | 2013-02-27 | 2013-02-27 | Double-chamber booster and partition plate supporting structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103909915A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113212404A (en) * | 2021-05-28 | 2021-08-06 | 东风汽车集团股份有限公司 | Through bolt formula intelligence booster structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110131973A1 (en) * | 2008-07-09 | 2011-06-09 | Ludwig Friedsam | Brake Booster for an Automotive Brake System and Corresponding Automotive Brake System |
| CN102164791A (en) * | 2008-09-26 | 2011-08-24 | 大陆-特韦斯贸易合伙股份公司及两合公司 | Pneumatic brake booster |
| CN202193072U (en) * | 2011-08-13 | 2012-04-18 | 万向钱潮（上海）汽车系统有限公司 | Vacuum booster |
| CN202728209U (en) * | 2012-07-30 | 2013-02-13 | 温岭市奥达机械有限公司 | Vacuum booster |
| CN203111168U (en) * | 2013-02-27 | 2013-08-07 | 上海大陆汽车制动系统销售有限公司 | Double-cavity booster and partition board supporting structure thereof |
-
2013
- 2013-02-27 CN CN201310062430.1A patent/CN103909915A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110131973A1 (en) * | 2008-07-09 | 2011-06-09 | Ludwig Friedsam | Brake Booster for an Automotive Brake System and Corresponding Automotive Brake System |
| CN102164791A (en) * | 2008-09-26 | 2011-08-24 | 大陆-特韦斯贸易合伙股份公司及两合公司 | Pneumatic brake booster |
| CN202193072U (en) * | 2011-08-13 | 2012-04-18 | 万向钱潮（上海）汽车系统有限公司 | Vacuum booster |
| CN202728209U (en) * | 2012-07-30 | 2013-02-13 | 温岭市奥达机械有限公司 | Vacuum booster |
| CN203111168U (en) * | 2013-02-27 | 2013-08-07 | 上海大陆汽车制动系统销售有限公司 | Double-cavity booster and partition board supporting structure thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113212404A (en) * | 2021-05-28 | 2021-08-06 | 东风汽车集团股份有限公司 | Through bolt formula intelligence booster structure |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140709 |