CN100999211A - Operating mechanism of automobile hand brake - Google Patents
Operating mechanism of automobile hand brake Download PDFInfo
- Publication number
- CN100999211A CN100999211A CN 200610161309 CN200610161309A CN100999211A CN 100999211 A CN100999211 A CN 100999211A CN 200610161309 CN200610161309 CN 200610161309 CN 200610161309 A CN200610161309 A CN 200610161309A CN 100999211 A CN100999211 A CN 100999211A
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- Prior art keywords
- push rod
- spring
- hand braking
- hand
- ratchet
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- 241000269799 Perca fluviatilis Species 0.000 claims description 2
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 208000003443 Unconsciousness Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The present invention discloses an automobile hand-brake control mechanism. Said hand-brake control mechanism includes the following several portions: handle, push button, hand-brake push lever, ratchet wheel and toothed plate with ratchet, reset spring and spring seat, and energy-storing spring, etc. said invention also provides the connection mode of all the above-mentioned portions, and the working principle of said hand-brake control mechanism and its concrete operation method.
Description
Technical field
The present invention relates to hand brake operation mechanism for vehicle, specifically a kind ofly can prevent that maloperation from removing hand braking hand brake operation mechanism for vehicle.
Background technology
At present, general-duty hand brake operation mechanism on the automobile, the tooth plate that comprises handle, button, hand braking push rod, ratchet and band ratchet, tooth plate is fixed on the body bottom panel, ratchet is fixed on handle rear end by rotating shaft, its ratchet cooperates with ratchet on the tooth plate, button and hand braking push rod are installed in the middle through hole of handle, hand braking push rod is not held with ratchet hinged, be provided with the pull back spring that hand braking push rod is resetted to the handle front end in the through hole of handle, the handle internal fixation has the spring deck to this spring location.When press...withing one's finger knob down, button drives hand braking push rod and moves backward and make pull back spring compression, and terminal the hinge with ratchet of hand braking push rod makes ratchet rotate around S. A., and the ratchet on ratchet and the tooth plate is broken away from, and finishes hand braking releasing and moves.The shortcoming of this structure is: remove hand braking intention no matter whether have, as long as it is enough big to act on the power of button, hand braking will the releasing pressed hand braking button out of curiosity and danger will be occurred and cause the accident if run into hand braking button or child because of carelessness after the Parking of ramp.
Summary of the invention
Under the maloperation situation, remove hand braking and danger that cause in order to solve above-mentioned hand brake operation mechanism, the invention provides a kind of hand brake operation mechanism for vehicle of safety and reliability, make parking system under maloperation, can not remove Parking, avoid dangerous generation.
The present invention is achieved in that hand brake operation mechanism for vehicle, comprise handle, button, hand braking push rod, the tooth plate of ratchet and band ratchet, tooth plate is fixed on the body bottom panel, ratchet is fixed on handle rear end by rotating shaft, its ratchet cooperates with ratchet on the tooth plate, button and hand braking push rod are installed in the middle through hole of handle, hand braking push rod is not held with ratchet hinged, be provided with in the through hole of handle and make the pull back spring that hand braking push rod resets to the handle front end and be fixed in the handle, it is characterized in that also comprising that one is connected with button and is enclosed within on the hand braking push rod the spring deck of this spring location, act on the sliding spring seat of pull back spring; And being installed in energy stroage spring between button and the hand braking push rod, button transmits pressure by energy stroage spring to hand braking push rod.
Compare with present general-duty hand brake operation mechanism, the present invention has increased an energy stroage spring, makes between hand braking button and the hand braking push rod to become by being rigidly connected to flexibly connect.Press after the hand braking button, the energy stroage spring that is located between button and the hand braking push rod is compressed, portion of energy is stored in the energy stroage spring, make the thrust that is delivered on the hand braking push rod reduce, be applied to push rod moment on the ratchet and be not enough to overcome friction drag between ratchet and the ratchet, hand brakingly can not be disengaged.When only pressing the button, on handle, apply the enough big power that makes progress, realize hand braking releasing thereby could drive ratchet rotation disengaging tooth plate.
Because the displacement of button on handle is limited, therefore, in the present invention, enough amount of compressions are arranged as long as guarantee energy stroage spring, just can absorb morely, can easily control hand braking push rod and be delivered to the safety value that thrust on the ratchet is not higher than setting by the energy that button applied.The stiffness coefficient of energy stroage spring makes energy stroage spring have enough elastic force to overcome the resistance of pull back spring and the friction drag of ratchet tooth plate preferably greater than the stiffness coefficient of pull back spring, realizes the locking releasing.
In order to prevent that button and sliding spring seat from coming off from hand braking push rod front end, hand braking push rod is provided with the limiting stopper that prevents that the floating spring deck from coming off.
Limiting stopper on the hand braking push rod is provided with the spring deck to the energy stroage spring location, and the thrust that makes energy stroage spring be applied on the hand braking push rod is more even.
The invention has the advantages that to adopt between hand braking button and the hand braking push rod and flexibly connect, the feasible maximum thrust that is delivered on the hand braking push rod by button is easily controlled, when removing Parking, except that pressing hand braking button, also need to be pulled upwardly hand braking handle slightly and could remove Parking, safe and reliable, the especially generation of danger under the situation of staying the slope when having avoided unconscious the operation.Another advantage is simple in structure, only increases a spring, and the cost that brings thus is not high.
Description of drawings
Fig. 1 is a hand brake operation mechanism for vehicle structural representation of the present invention.
Fig. 2 is the local enlarged diagram of steering unit handle shown in Figure 1.
Fig. 3 is the relevant position scheme drawing of Fig. 2 after pressing the button.
The specific embodiment
As depicted in figs. 1 and 2, hand brake operation mechanism for vehicle of the present invention comprises handle 3, button 1, hand braking push rod 5, the tooth plate 7 of ratchet 6 and band ratchet, tooth plate 7 is fixed on the body bottom panel, ratchet 6 is fixed on handle 3 rear ends by rotating shaft 8, its ratchet cooperates with ratchet on the tooth plate 7, hand braking push rod 5 is installed in the through hole of handle 3 centres, hand braking push rod 5 is not held with ratchet 6 hinged, be provided with in the through hole of handle 3 and make hand braking push rod 3 to pull back spring 4 that the handle front end resets and be fixed in the handle 3 the spring deck 9 of this spring location, the front end of hand braking push rod 5 is enclosed within on the hand braking push rod, act on the sliding spring seat 10 of pull back spring 4; Hand braking push rod 5 front ends have the limiting stopper 11 that prevents that sliding spring seat 10 from being come off by hand braking push rod front end.The front end of sliding spring seat 10 is a sleeve, the sleeve of button 1 and sliding spring seat front end is to be threaded, between button 1 and the hand braking push rod 5 energy stroage spring 2 is installed, the stiffness coefficient of this energy stroage spring 2 is greater than the stiffness coefficient of pull back spring 4, the limiting stopper 11 of hand braking push rod 5 front ends is provided with the spring perch to energy stroage spring 2 location, and button 1 transmits pressure by energy stroage spring 2 to hand braking push rod 5.
When pressing hand braking button, as shown in Figure 3, the energy stroage spring 2 that is located between button 1 and the hand braking push rod 5 is compressed, portion of energy is stored in the energy stroage spring, make the thrust F that is delivered on the hand braking push rod 5 reduce, be applied to push rod moment on the ratchet 6 and be not enough to overcome friction drag f between ratchet 6 and the ratchet, hand brakingly can not be disengaged.When only pressing the button, apply the enough big power N that makes progress on handle, friction drag f is reduced, tooth plate is realized hand braking releasing thereby thrust F drives ratchet rotation disengaging.
Because the displacement of button on handle is limited, therefore, in the present invention, enough amount of compressions are arranged as long as guarantee energy stroage spring, just can absorb morely, can easily control hand braking push rod and be delivered to the safety value that thrust on the ratchet is not higher than setting by the energy that button applied.
Claims (4)
1, hand brake operation mechanism for vehicle, comprise handle (3), button (1), hand braking push rod (5), the tooth plate (7) of ratchet (6) and band ratchet, tooth plate (7) is fixed on the body bottom panel, ratchet (6) is fixed on handle (3) rear end by rotating shaft (8), its ratchet cooperates with ratchet on the tooth plate, button (1) and hand braking push rod (5) are installed in the middle through hole of handle, hand braking push rod (5) is not held with ratchet (6) hinged, be provided with in the through hole of handle (3) and make the pull back spring (4) that hand braking push rod (5) resets to the handle front end and be fixed in the handle, it is characterized in that also comprising that one is connected with button (1) and is enclosed within on the hand braking push rod (5) the spring deck (9) of this spring location, act on the sliding spring seat (10) of pull back spring (4); And being installed in energy stroage spring (2) between button (1) and the hand braking push rod (5), button (1) transmits pressure by energy stroage spring (2) to hand braking push rod (5).
2, hand brake operation mechanism for vehicle according to claim 1 is characterized in that the stiffness coefficient of the stiffness coefficient of energy stroage spring (2) greater than pull back spring (4).
3, hand brake operation mechanism for vehicle according to claim 1 and 2 is characterized in that hand braking push rod (5) is provided with the limiting stopper (11) that prevents that sliding spring seat (10) from being come off by hand braking push rod front end.
4, hand brake operation mechanism for vehicle according to claim 3 is characterized in that the limiting stopper (11) on the hand braking push rod (5) is provided with the spring perch that energy stroage spring (2) is located.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610161309 CN100999211A (en) | 2006-12-19 | 2006-12-19 | Operating mechanism of automobile hand brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610161309 CN100999211A (en) | 2006-12-19 | 2006-12-19 | Operating mechanism of automobile hand brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN100999211A true CN100999211A (en) | 2007-07-18 |
Family
ID=38258065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610161309 Pending CN100999211A (en) | 2006-12-19 | 2006-12-19 | Operating mechanism of automobile hand brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100999211A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102139686A (en) * | 2011-01-30 | 2011-08-03 | 重庆长安汽车股份有限公司 | Mounting structure of push rod assembly and ratchet pawl of parking brake rod assembly |
| CN102910154A (en) * | 2012-02-27 | 2013-02-06 | 付长发 | Antitheft-lock-type fully closed antitheft hand brake |
| CN106553627A (en) * | 2015-09-28 | 2017-04-05 | 北汽福田汽车股份有限公司 | A kind of automobile and its parking braking are drawn device |
| CN109572640A (en) * | 2018-12-26 | 2019-04-05 | 大运汽车股份有限公司 | A kind of passenger car hand brake operation mechanism assembly |
-
2006
- 2006-12-19 CN CN 200610161309 patent/CN100999211A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102139686A (en) * | 2011-01-30 | 2011-08-03 | 重庆长安汽车股份有限公司 | Mounting structure of push rod assembly and ratchet pawl of parking brake rod assembly |
| CN102910154A (en) * | 2012-02-27 | 2013-02-06 | 付长发 | Antitheft-lock-type fully closed antitheft hand brake |
| CN106553627A (en) * | 2015-09-28 | 2017-04-05 | 北汽福田汽车股份有限公司 | A kind of automobile and its parking braking are drawn device |
| CN109572640A (en) * | 2018-12-26 | 2019-04-05 | 大运汽车股份有限公司 | A kind of passenger car hand brake operation mechanism assembly |
| CN109572640B (en) * | 2018-12-26 | 2023-11-03 | 大运汽车股份有限公司 | Manual brake operating mechanism assembly of passenger car |
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| Date | Code | Title | Description |
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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 |