CN203902518U - Braking device - Google Patents
Braking device Download PDFInfo
- Publication number
- CN203902518U CN203902518U CN201420351050.XU CN201420351050U CN203902518U CN 203902518 U CN203902518 U CN 203902518U CN 201420351050 U CN201420351050 U CN 201420351050U CN 203902518 U CN203902518 U CN 203902518U
- Authority
- CN
- China
- Prior art keywords
- cantilever
- automobile
- brake
- friction
- ground
- 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 - Fee Related
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Abstract
The utility model provides a braking device, and belongs to the technical field of automobile braking systems. The braking device comprises a cantilever movably connected with a frame of an automobile and a control device for controlling the cantilever to be put away and put down, wherein the control device is arranged on the automobile; the cantilever is provided with a friction block; when the cantilever is put down, the friction block is in continuous friction with the ground. The cantilever capable of being put away and put down and the control device for controlling the cantilever to be put away and put down are arranged on the frame of the automobile, and the friction block capable of being in friction with the ground is arranged on the cantilever, so that the cantilever is put down and continuously generates acting force on the ground when the automobile is braked; the friction block and the ground are in continuous friction, so that the friction force between the automobile and the ground is increased, and therefore, the braking distance is shortened, and a danger is avoided.
Description
Technical field
The utility model relates to automobile brake system technical field, in particular to a kind of brake gear.
Background technology
The automobile occurring in the market generally adopts service brake, hand brake or brakes by the mode of Jake brake.No matter adopt above-mentioned that mode to brake, essence is all by wheel braking, by the tire of wheel and the friction force of ground generation, makes car deceleration.When emergency braking, requirement stopping distance is short, but the material of tire does not change, the roughness of surface of tire is constant, and the friction coefficient of tire is constant, and because the gravity of automobile does not change, so no matter adopt above-mentioned which kind of brake mode, the friction force that tire and ground produce is constant, so stopping distance is constant, easily causes danger.
Utility model content
The utility model provides a kind of brake gear, is intended to solve existing brake gear when emergency brake, and stopping distance is long, causes the problem of easily causing danger.
The utility model is achieved in that
A kind of brake gear, comprise the cantilever being flexibly connected with the vehicle frame of automobile and pack up and the control setup putting down for controlling described cantilever, described control setup is arranged on automobile, and described cantilever is provided with friction shoe, when described cantilever puts down, described friction shoe and ground continue friction.
Further, described brake gear also comprises hydraulic actuator;
Described hydraulic actuator is connected with described control setup, and described hydraulic actuator is connected with described cantilever.
By described hydraulic actuator is set, make described control setup control hydraulic actuator, and drive described cantilever by described hydraulic actuator, complete the action of packing up with putting down of described cantilever.
Further, described hydraulic actuator comprises interconnective hydraulic gear and telescopic push rod;
Described hydraulic gear is connected with described control setup;
Described push rod is connected with described cantilever, when described push rod extends, promotes described cantilever to down state.
By described hydraulic gear and described push rod are set, described control setup is controlled described hydraulic gear action, and described hydraulic gear drives described push rod, can promote described cantilever and put down when described push rod is extended, when described push rod shrinks, described cantilever returns to collapsed state.
Further, described cantilever comprises cantilever body, block and cross bar;
Described block is corresponding with the position of described push rod;
One end of described cantilever body is connected with described block, and described cantilever body is connected through the hinge near one end and the described vehicle frame of described block;
The other end of described cantilever body is connected with described cross bar, and described cross bar and described friction shoe removably connect.
By described block is set, when described push rod extends, promote described block, described block drives described cantilever body, realizes packing up and putting down of described cantilever body.By described cross bar is set, and described friction shoe and described cross bar are removably connected, make the contact surface on described friction shoe and ground large, so that described friction shoe can rub well with ground, realize the braking of automobile.
Further, described control setup is electronic control system, the brake equipment interlock of described electronic control system and described automobile.By described electronic control system is set, and by the brake equipment interlock of electronic control system and described automobile, after described brake equipment is started, the circuit communication of described electronic control system, and control described cantilever and put down; Described brake equipment stops after action, and the circuit of described electronic control system disconnects, and described cantilever returns to the state of packing up automatically.By described electronic control system is set, can realize described brake equipment and the interlock of described cantilever, play better the effect of braking.
Further, described friction shoe is rubber block.By described friction shoe, be set to rubber block, not only friction coefficient is high, and elastomeric material low price is easy to obtain.
The utility model by arranging and can pack up with the cantilever putting down and can control cantilever and pack up and the control setup putting down on the vehicle frame of automobile, and on cantilever, arrange can with the friction shoe of ground friction, while making automobile brake, cantilever puts down and continues ground is produced to application force, friction shoe and ground continue friction, increased the friction force on automobile and ground, so stopping distance shortens, be not easy to cause danger.
Accompanying drawing explanation
Fig. 1 shows the structure of the brake gear that the utility model embodiment provides;
The cantilever that Fig. 2 shows the utility model embodiment to be provided is packed up and the state putting down.
The specific embodiment
Fig. 1 shows the structure of the brake gear that the utility model embodiment provides; The cantilever 101 that Fig. 2 shows the utility model embodiment to be provided is packed up and the state putting down, when wherein dotted portion is push rod 109 elongation, and state when cantilever 101 puts down.
Refer to Fig. 1 and Fig. 2, the utility model provides a kind of brake gear, comprise the cantilever 101 being flexibly connected with the vehicle frame 104 of automobile 103 and pack up and the control setup 102 putting down for controlling cantilever 101, control setup 102 is arranged on automobile 103, cantilever 101 is provided with friction shoe 105, when cantilever 101 puts down, friction shoe 105 continues friction with ground 115.Cantilever 101 is arranged at the position between two trailing wheels 106 of the vehicle frame 104 of automobile 103, is connected through the hinge, and realizes cantilever 101 self-returns by spring with vehicle frame 104.The state of cantilever 101 in packing up when this brake gear is not worked, while starting this brake gear, cantilever 101 puts down and friction shoe 105 and ground 115 frictions, and during this brake gear of withdraw from use, cantilever 101 again self-return returns to collapsed state.
By arranging and can pack up with the cantilever 101 putting down and can control cantilever 101 and pack up and the control setup 102 putting down on the vehicle frame 104 at automobile 103, and the friction shoe 105 that can rub with ground 115 is set on cantilever 101, while making automobile 103 braking, cantilever 101 puts down and continues ground 115 is produced to application force, friction shoe 105 continues friction with ground 115, increased the friction force on automobile 103 and ground 115, so stopping distance shortens, be not easy to cause danger.
On the basis of the brake gear that the utility model provides in technique scheme, further, brake gear also comprises hydraulic actuator 107.Hydraulic actuator 107 is connected with control setup 102, and hydraulic actuator 107 is connected with cantilever 101.By hydraulic actuator 107 is set, make control setup 102 control hydraulic actuator 107, and drive cantilever 101 by hydraulic actuator 107, complete the action of packing up with putting down of cantilever 101.
Hydraulic actuator 107 comprises interconnective hydraulic gear 108 and telescopic push rod 109.Hydraulic gear 108 is connected with control setup 102.Push rod 109 is connected with cantilever 101, when push rod 109 extends, promotes cantilever 101 to down state.By hydraulic gear 108 and push rod 109 are set, control setup 102 is controlled hydraulic gear 108 actions, and hydraulic gear 108 drives push rod 109, can promote cantilever 101 and put down when push rod 109 is extended, when push rod 109 shrinks, cantilever 101 returns to collapsed state.Hydraulic gear 108 is existing hydraulic structure, and in the time of can realizing work, push rod 109 stretches out from hydraulic gear 108, and while not working, push rod 109 shrinks from hydraulic gear 108.
Cantilever 101 comprises cantilever body 110, block 111 and cross bar 112.Block 111 is corresponding with the position of push rod 109.One end of cantilever body 110 is connected with block 111, and cantilever body 110 is connected through the hinge near one end and the vehicle frame 104 of block 111.The other end of cantilever body 110 is connected with cross bar 112, and cross bar 112 removably connects by bolt with friction shoe 105.
By block 111 is set, when push rod 109 extends, promote block 111, block 111 drives cantilever body 110, realizes packing up and putting down of cantilever body 110.By cross bar 112 is set, and the large friction shoe 105 of area is removably connected with cross bar 112, make friction shoe 105 large with the contact surface on ground 115, so that friction shoe 105 can rub well with ground 115, realize the braking of automobile 103.
Control setup 102 is electronic control system 113, and electronic control system 113 links with the brake equipment of automobile 103.By electronic control system 113 is set, and the brake equipment interlock with automobile 103 by electronic control system 113, after brake equipment is started, the circuit communication of electronic control system 113, and control cantilever 101 and put down; Brake equipment stops after action, and the circuit of electronic control system 113 disconnects, and cantilever 101 returns to the state of packing up automatically.By electronic control system 113 is set, can realize brake equipment and cantilever 101 interlocks, play better the effect of braking.Electronic control system 113 is existing electronic system, and after brake equipment starts, electronic control system 113 can be connected, and after brake equipment stops moving, electronic control system 113 can disconnect.
Friction shoe 105 is rubber block.By friction shoe 105 is set to the rubber block that friction coefficient is high, not only friction coefficient is high, and elastomeric material low price is easy to obtain.
The brake gear that the present embodiment provides is the auxiliary device of the brake equipment of automobile 103, with service brake 114 interlocks on brake equipment.When automobile 103 normally travels, this brake gear is in out-of-run state, the state of cantilever 101 in packing up.After driver steps on service brake 114, due to the electronic control system 113 on brake gear and service brake 114 interlocks, service brake 114 is stepped on after predeterminated position, the circuit communication of electronic control system 113, electronic control system 113 is controlled hydraulic gear 108 actions, and hydraulic gear 108 drives push rod 109, push rod 109 is extended and promote block 111, block 111 drives cantilever 101, and cantilever 101 is put down, and the friction shoe 105 on cantilever 101 continues friction with ground 115.Due to the setting of push rod 109 positions and length, make cantilever 101 put down rear continuing ground 115 is produced to application force, automobile 103 and the friction force on ground 115 are increased, stopping distance reduces.
After driver unclamps service brake 114, due to the electronic control system 113 on brake gear and service brake 114 interlocks, the circuit of electronic control system 113 disconnects, hydraulic gear 108 stops action, push rod 109 is in contraction state, cantilever 101 returns to collapsed state automatically, and friction shoe 105 departs from ground 115.
Especially, the in the situation that of emergency brake, because driver generally floors service brake 114 when the emergency brake, so the electronic control system 113 of this brake gear is arranged at step on bottom or be about to the bottom of stepping on of service brake 114, uses so under normal circumstances service brake 114 can trigger this brake gear.And during emergency brake, this brake gear work, can play the effect of assist brake.In wheel and ground 115 frictions, friction shoe 105 and ground 115 frictions, and cantilever 101 continues 115 to produce application forces earthward, make the friction force increase on automobile 103 and ground 115, the stopping distance of automobile 103 shortens, and greatly reduces because failing in time brake and causes dangerous probability.
The utility model is by arranging and can pack up with the cantilever 101 putting down and can control cantilever 101 and pack up and the control setup 102 putting down on the vehicle frame 104 at automobile 103, and the friction shoe 105 that can rub with ground 115 is set on cantilever 101, while making automobile 103 braking, cantilever 101 puts down and continues ground 115 is produced to application force, friction shoe 105 continues friction with ground 115, increased the friction force of automobile 103 with ground 115, therefore stopping distance shortens, and is not easy to cause danger.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (6)
1. a brake gear, it is characterized in that, comprise the cantilever being flexibly connected with the vehicle frame of automobile and pack up and the control setup putting down for controlling described cantilever, described control setup is arranged on automobile, described cantilever is provided with friction shoe, when described cantilever puts down, described friction shoe and ground continue friction.
2. brake gear according to claim 1, is characterized in that, described brake gear also comprises hydraulic actuator;
Described hydraulic actuator is connected with described control setup, and described hydraulic actuator is connected with described cantilever.
3. brake gear according to claim 2, is characterized in that, described hydraulic actuator comprises interconnective hydraulic gear and flexible push rod;
Described hydraulic gear is connected with described control setup;
Described push rod is connected with described cantilever, when described push rod extends, promotes described cantilever to down state.
4. brake gear according to claim 3, is characterized in that, described cantilever comprises cantilever body, block and cross bar;
Described block is corresponding with the position of described push rod;
One end of described cantilever body is connected with described block, and described cantilever body is connected through the hinge near one end and the described vehicle frame of described block;
The other end of described cantilever body is connected with described cross bar, and described cross bar and described friction shoe removably connect.
5. brake gear according to claim 1, is characterized in that, described control setup is electronic control system, the brake equipment interlock of described electronic control system and described automobile.
6. brake gear according to claim 1, is characterized in that, described friction shoe is rubber block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420351050.XU CN203902518U (en) | 2014-06-26 | 2014-06-26 | Braking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420351050.XU CN203902518U (en) | 2014-06-26 | 2014-06-26 | Braking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203902518U true CN203902518U (en) | 2014-10-29 |
Family
ID=51776805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420351050.XU Expired - Fee Related CN203902518U (en) | 2014-06-26 | 2014-06-26 | Braking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203902518U (en) |
-
2014
- 2014-06-26 CN CN201420351050.XU patent/CN203902518U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141029 Termination date: 20200626 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |