CN202294747U - Vehicle hand brake operating device - Google Patents
Vehicle hand brake operating device Download PDFInfo
- Publication number
- CN202294747U CN202294747U CN2011203667131U CN201120366713U CN202294747U CN 202294747 U CN202294747 U CN 202294747U CN 2011203667131 U CN2011203667131 U CN 2011203667131U CN 201120366713 U CN201120366713 U CN 201120366713U CN 202294747 U CN202294747 U CN 202294747U
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- CN
- China
- Prior art keywords
- ratchet
- hand brake
- handle bracket
- handling device
- pawl seat
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
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Abstract
The utility model provides a vehicle hand brake operating device belonging to the mechanical technical field. In the prior art, since No. 45 steel is poor in stamping processing property, raw materials are wasted during the stamping process of ratchet seats and the frictional force between a pawl and a ratchet wheel is not large. The vehicle hand brake operating device is provided to solve the above problems in the prior art. The vehicle hand brake operating device comprises a ratchet wheel fixedly connected with a vehicle bottom plate, and a handle bracket capable of swing relative to the ratchet wheel. A pawl is hinged to the handle bracket. The handle bracket is provided with a control mechanism used for controlling the pawl to be engaged with or be separated from the ratchet wheel. The pawl is provided with a plurality of ratchets 1. The ratchet wheel is provided with a plurality of ratchets 2. The plurality of ratchets 1 can be engaged with the plurality of ratchets 2 simultaneously. Due to the adoption of the vehicle hand brake operating device, the raw material of No.45 steel is saved and the frictional force between a pawl and a ratchet wheel is improved. Therefore, the safe and reliable braking is realized.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a Parking control lever assembly, particularly a kind of automobile hand brake handling device.
Background technology
The operating mode of automobile parking is divided into three kinds of parking brake, service brake and electronics Parkings, though the variation that the operating mode of automobile parking becomes, it is the widest that traditional parking brake remains range of use.Automobile parking control lever assembly utilizes the unidirectional intermittent motion mechanism of external toothing formula click in the market, conventional monodentate ratchet and the integral type ratchet mount pad of adopting down, and national regulation is owing to the requirement on the ratchet performance, and the material of ratchet must be selected the 45# steel for use.
The 45# steel is called steel No. 45 in the national compulsory national standard; Be called S45C in the Japanese Industrial Standards; Be called 1045 in the American society association, 080M46; Deutsche Normen administration is called C45; Domesticly often be steel No. 45, also be " oily steel ".
Like one Chinese patent application (publication number: CN100999211A) disclose a kind of hand brake operation mechanism for vehicle; It is specifically related to the tooth plate of ratchet and band ratchet; Tooth plate is fixed on the body bottom panel, and ratchet is fixed on handle rear end by rotating shaft, and its ratchet cooperates with ratchet on the tooth plate.The problem of its existence is that the tooth plate of band ratchet adopts the integral type installation method; Because of ratchet must adopt the 45# steel; But 45# steel drift compression technology property is poor, and the ratchet bending part is easy to generate exercise in the molding process, will certainly increase raw-material use like this and raise tooling cost.
Like one Chinese patent application (publication No.: CN102139686A) disclose a kind of push rod assembly of braking during standstill bar assembly and the mounting structure of ratchet pawl; It is specifically related to push rod assembly and cooperates with the ratchet pawl fluting; The control ratchet pawl rotates around rivet, and ratchet pawl cooperates with ratchet gear.The problem of its existence be ratchet with at the bottom of the hook tooth for cooperate put in place or owing to meshing friction force reduce cause meshing not in place, thereby have influence on Parking.
At present, also there is not a kind of product to address the above problem by fine actv. on the market.
Summary of the invention
The purpose of the utility model is the problems referred to above that exist to existing technology; A kind of automobile hand brake handling device has been proposed; This new automobile is inlayed ratchet control lever assembly and both can have been satisfied ratchet and press with the 45# steel drift and form; Can improve the engaging friction power at the bottom of ratchet and the hook tooth again, increase the safe reliability of Parking.
The purpose of the utility model can realize through following technical proposal: a kind of automobile hand brake handling device; The handle bracket that comprises the relative ratchet swing of the ratchet that is connected with body bottom panel with ability; It is characterized in that; Be hinged with ratchet on the described handle bracket, and on handle bracket, be provided with the control mechanism that to control ratchet and ratchet engaged or separate.Ratchet is hinged on the handle bracket, can move along with handle bracket, when the handle bracket upward movement, drives the ratchet upward movement, thereby and ratchet engaged, realize braking.
In above-mentioned a kind of automobile hand brake handling device, described ratchet is provided with several ratchets one, offers some ratchets two on the described ratchet, and described several ratchets one can mesh with described ratchet two simultaneously.
In above-mentioned a kind of automobile hand brake handling device, described ratchet is provided with two ratchets one.Two ratchets can obviously improve friction force with respect to a ratchet of the prior art, prevent that effectively ratchet from reversing, and realizes the reliability of braking.
In above-mentioned automobile hand brake handling device, described ratchet is strip, and the middle part of described ratchet is hinged on the handle bracket through a bearing pin, and above-mentioned ratchet one is arranged on an end of ratchet, and above-mentioned control mechanism is connected on the other end of ratchet.Ratchet is connected with control mechanism, can drive the ratchet motion by control mechanism, realizes the steerability of braking.
In above-mentioned automobile hand brake handling device, be provided with pawl seat between described ratchet and the body bottom panel, described pawl seat is connected on the body bottom panel, and described ratchet is captiveed joint with pawl seat.The structure of available technology adopting ratchet and pawl seat one, according to national regulation, ratchet must adopt the 45# steel drift to press and form, but the punching process character of 45# steel is poor, when the processing pawl seat, is easy to generate fracture, has so just caused raw-material a large amount of waste.After adopting ratchet and mode that pawl seat is captiveed joint; Pawl seat can adopt the ordinary hot rolled steel plate to be stamped to form; This technology maturation very; And ratchet adopts the 45# steel drift of national regulation molded, so just can well evade the problem owing to a large amount of wastes of the bad raw MAT'L that causes of 45# steel manufacturability, also can save the consumption of 45# steel simultaneously.
In above-mentioned a kind of automobile hand brake handling device, offer dovetail furrow on the described pawl seat, have the projection suitable on the said ratchet with dovetail furrow, described projection is arranged in the dovetail furrow and the dovetail furrow interference fit.
As another kind of situation, in above-mentioned automobile hand brake handling device, described ratchet is welded on the pawl seat.
Ratchet cooperates with the dovetail furrow of pawl seat or ratchet is welded on the pawl seat, all is in order to realize captiveing joint of ratchet and pawl seat.
In above-mentioned a kind of automobile hand brake handling device, described handle bracket is hinged on the described pawl seat, and between described pawl seat and handle bracket, is provided with the stop gear that can limit the relative pawl seat pendulum angle of handle bracket.Handle bracket is hinged on and makes handle bracket to move with respect to pawl seat on the pawl seat; The engagement that also can better realize ratchet and ratchet with separate; And stop gear can guarantee that handle bracket is controlled in the certain limit with respect to the pendulum angle of pawl seat, has increased the reliability of braking.
In above-mentioned a kind of automobile hand brake handling device, described stop gear comprises the deep-slotted chip breaker that is opened on the pawl seat and is connected in the position-limited lever on the handle bracket that described position-limited lever stretches in the deep-slotted chip breaker.Position-limited lever can move in deep-slotted chip breaker, has limited the range of movement of handle bracket.
In above-mentioned a kind of automobile hand brake handling device, described deep-slotted chip breaker is that along the circumferential direction extend at the center with the hinged place of handle bracket and pawl seat.
In above-mentioned a kind of automobile hand brake handling device; Described control mechanism comprises button, retracing spring and the push rod that is connected on the handle bracket; Described retracing spring is arranged between button and the push rod; Roof pressure is on an end of button and push rod respectively at its two ends, and the described push rod other end connects on the ratchet, and a spring deck is arranged between described retracing spring and push rod.The spring deck is to its positioning action of retracing spring.When needing brake off, press the button, the retracing spring compression, power is delivered on the push rod, but is not enough to overcome the friction force between ratchet and ratchet, needs to increase a power and makes ratchet separate with ratchet, realizes brake off.After braking was removed, retracing spring can make push rod be returned to original position.
Compared with prior art, this automobile hand brake handling device has the following advantages:
1, the utility model makes the ratchet in the ordinary skill into the structure be made up of ratchet and pawl seat; Ratchet and pawl seat just can adopt number of various materials according to the production needs like this; The 45# steel drift compression technology poor performance that has solved because of traditional punching press ratchet causes the problem that punching press is difficult, cost is high, can effectively reduce productive costs;
2, the bidentate ratchet can improve the ingear friction force, has strengthened the reliability of Parking.
Description of drawings
Fig. 1 is the structural representation one of the utility model.
Fig. 2 is the structural representation two of the utility model.
Fig. 3 is the assembly drowing of ratchet and pawl seat.
Among the figure, 1, ratchet; 2, ratchet; 3, push rod; 4, retracing spring; 5, button; 6, ratchet two; 7, ratchet one; 8, pawl seat; 9, switch; 10, handle bracket; 11, spring deck; 12, deep-slotted chip breaker; 13, position-limited lever; 14, projection.
The specific embodiment
Below be the specific embodiment of the utility model and combine accompanying drawing, the technical scheme of the utility model is done further to describe, but the utility model is not limited to these embodiment.
Like Fig. 1, Fig. 2, shown in Figure 3, the automobile hand brake handling device of the utility model comprises pawl seat 8, ratchet 2, handle bracket 10, is connected handle, ratchet 1 and control mechanism on the handle bracket 10.
Control mechanism in the utility model is arranged in the U-shaped cavity; Control mechanism comprises button 5, retracing spring 4, spring deck 11 and push rod 3, and knob is connected on the handle and stretches out handle, and spring deck 11 is connected an end of push rod 3; The other end of push rod 3 is connected on the ratchet 1; Retracing spring 4 is arranged between button 5 and the spring deck 11, and roof pressure can be distinguished on button 5 and spring deck 11 in its two ends, 11 pairs of retracing springs of spring deck, 4 its positioning actions.When needing brake off, press the button 5, retracing spring 4 compressions, power is delivered on the push rod 3, thereby ratchet 1 and ratchet are unclamped, and handle bracket 10 can rotate relative to pawl seat 8; Release button 5, external force are cancelled back retracing spring 4 can make push rod 3 be returned to original position, is in braking mode.
On pawl seat 8, also be provided with and be used to show the switch 9 of opening or closing indicator lamp on the edge of handle bracket 10, to have the flange that extends to the U-shaped inner chamber.When handle bracket 10 rotated counterclockwise, flange can be inconsistent with switch 9, and this moment, indicator lamp went out; Clockwise when moving when handle bracket 10, flange and switch were opened in 9 minutes, got back to braking mode, and this moment, indicator lamp was bright.
Specific embodiment described herein only is that the utility model spirit is made casehistory.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from the spirit of the utility model or surmount the defined scope of appended claims.
Claims (10)
1. automobile hand brake handling device; The handle bracket (10) that comprises relative ratchet (2) swing of the ratchet (2) that is connected with body bottom panel with ability; It is characterized in that; Be hinged with ratchet (1) on the described handle bracket (10), and on handle bracket (10), be provided with and control the control mechanism that ratchet (1) and ratchet (2) mesh or separate.
2. automobile hand brake handling device according to claim 1; It is characterized in that; Described ratchet (1) is provided with several ratchets one (7), offers some ratchets two (6) on the described ratchet (2), and described several ratchets one (7) can mesh with described ratchet two (6) simultaneously.
3. automobile hand brake handling device according to claim 2 is characterized in that, described ratchet (1) is provided with two ratchets one (7).
4. according to claim 2 or 3 described automobile hand brake handling device; It is characterized in that; Described ratchet (1) is strip; The middle part of described ratchet (1) is hinged on the handle bracket (10) through a bearing pin, and above-mentioned ratchet one (7) is arranged on an end of ratchet (1), and above-mentioned control mechanism is connected on the other end of ratchet (1).
5. according to claim 1 or 2 or 3 described automobile hand brake handling device; It is characterized in that; Be provided with pawl seat (8) between described ratchet (2) and the body bottom panel, described pawl seat (8) is connected on the body bottom panel, and described ratchet (2) is captiveed joint with pawl seat (8).
6. automobile hand brake handling device according to claim 5; It is characterized in that; Described pawl seat offers dovetail furrow on (8), has the projection suitable with dovetail furrow (14) on the said ratchet (2), and described projection (14) is arranged in the dovetail furrow and the dovetail furrow interference fit.
7. automobile hand brake handling device according to claim 5 is characterized in that, described ratchet (2) is welded on the pawl seat (8).
8. automobile hand brake handling device according to claim 5; It is characterized in that; Described handle bracket (10) is hinged on the described pawl seat (8), and between described pawl seat (8) and handle bracket (10), is provided with the stop gear that can limit relative pawl seat (8) pendulum angle of handle bracket (10).
9. automobile hand brake handling device according to claim 8; It is characterized in that; Described stop gear comprises the deep-slotted chip breaker (12) that is opened on the pawl seat (8) and is connected in the position-limited lever (13) on the handle bracket (10) that described position-limited lever (13) stretches in the deep-slotted chip breaker (12).
10. according to claim 1 or 2 or 3 described automobile hand brake handling device; It is characterized in that; Described control mechanism comprises button (5), retracing spring (4) and the push rod (3) that is connected on the handle bracket (10), and described retracing spring (4) is arranged between button (5) and the push rod (3), and its two ends difference roof pressure is on an end of button (5) and push rod (3); Described push rod (3) other end connects on the ratchet (1), and a spring deck (11) is arranged between described retracing spring (4) and push rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203667131U CN202294747U (en) | 2011-09-30 | 2011-09-30 | Vehicle hand brake operating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203667131U CN202294747U (en) | 2011-09-30 | 2011-09-30 | Vehicle hand brake operating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202294747U true CN202294747U (en) | 2012-07-04 |
Family
ID=46363698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203667131U Expired - Lifetime CN202294747U (en) | 2011-09-30 | 2011-09-30 | Vehicle hand brake operating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202294747U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104139771A (en) * | 2014-07-29 | 2014-11-12 | 浙江泰鸿机电有限公司 | Hand brake pull rod assembly of motor vehicle |
| CN107640101A (en) * | 2016-07-22 | 2018-01-30 | 句容市宏亮汽车配件厂 | A kind of automobile hand brake and its dust cover |
-
2011
- 2011-09-30 CN CN2011203667131U patent/CN202294747U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104139771A (en) * | 2014-07-29 | 2014-11-12 | 浙江泰鸿机电有限公司 | Hand brake pull rod assembly of motor vehicle |
| CN107640101A (en) * | 2016-07-22 | 2018-01-30 | 句容市宏亮汽车配件厂 | A kind of automobile hand brake and its dust cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 318050 No. 1178, Haifeng Road, Taizhou, Zhejiang Patentee after: Zhejiang Tai hung Wan Li Polytron Technologies Inc Address before: 318000 Haifeng Road, Jiaojiang District, Zhejiang, Taizhou province 1178 Patentee before: Zhejiang Taihong Machinery & Electronics Co., Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120704 |
|
| CX01 | Expiry of patent term |