CN209208746U - Brake system, golf cart, vehicle - Google Patents
Brake system, golf cart, vehicle Download PDFInfo
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- CN209208746U CN209208746U CN201821790295.7U CN201821790295U CN209208746U CN 209208746 U CN209208746 U CN 209208746U CN 201821790295 U CN201821790295 U CN 201821790295U CN 209208746 U CN209208746 U CN 209208746U
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- sliding component
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- brake system
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Abstract
The utility model discloses a kind of brake system, golf cart, vehicles, including hydraulic cylinder, the first sliding component, transmission component and motor；One end of transmission component connects the first sliding component, and the other end connects machine shaft, and transmission component is used to push the piston rod movement of hydraulic cylinder by the first sliding component；It further include having third detection piece, third detection piece is used to detect the displacement of the first sliding component, or the angular displacement for detecting machine shaft.In conjunction with speed, obstacle distance (including people's vehicle distance) and gradient etc., precision brake control can be carried out, control precision reaches ± 0.01mm, control when greatly improving automatic Pilot to braking according to actual needs；In motor self-actuating brake control, brake needs 0.3~0.4S to the process for completing to check vehicle by needing to brake, and greatly improves the performance and safety of self-actuating brake control.
Description
Technical field
The utility model relates to brake gears, more particularly, to a kind of brake system, golf cart, vehicle.
Background technique
There are two types of present low-speed electronic vehicle is general, one is the drivings of rear-wheel mechanical differential, and one is the drives of double wheel hub motor
Dynamic, the driving of rear-wheel mechanical differential generally uses a powerful brshless DC motor, reduction gearbox and mechanical differential gear box composition；It is double
In-wheel motor driving be usually two rear-wheels use directly use instead hub motor as driving.
Two kinds of electric vehicles have certain problems in brake control, rely only on the electric brake or machinery of motor itself
Brake.
Utility model content
In order to overcome the deficiencies of the prior art, the technical solution adopted in the utility model is:
A kind of brake system, including hydraulic cylinder, the first sliding component, transmission component and motor；One end of transmission component connects
First sliding component, the other end connect machine shaft, and transmission component is used to push the piston rod of hydraulic cylinder dynamic by the first sliding component
Make；It further include having third detection piece, third detection piece is used to detect the displacement of the first sliding component, or for detecting machine shaft
Angular displacement.
Another specific embodiment according to the present utility model, further has, and the third detection piece is straight-line displacement
Sensor, linear displacement transducer connect the first sliding component.
Another specific embodiment according to the present utility model, further has, and first sliding component is connected with pushing block,
First sliding component is used to push the piston rod of hydraulic cylinder to act by pushing block.
Another specific embodiment according to the present utility model, further has, and the transmission component includes mutually to nibble
The rack and pinion of conjunction, gear and machine shaft are sequentially connected, and the first sliding component is connect with rack gear.
Another specific embodiment according to the present utility model, further has, and further includes having the second sliding component and pedal
Part；First sliding component and the second sliding component are detachably to connect pushing block, and tread elements are used to push away by the second sliding component
Block, pushing block is for driving hydraulic cylinder piston rod to act.
A kind of golf cart, including brake system described above.
A kind of vehicle, including brake system described above.
Another specific embodiment according to the present utility model, further has, and further includes having controller, obstacle distance
Detection piece, Bus- Speed Monitoring part, climbing detection piece.
A kind of brake system control technique before parking, initializes third detection piece, motor, the first detection piece, motor rotation
It resets, calibrates third detection piece initial amount, read the third detection piece maximum displacement of storage, detect speed, obstacle distance,
Detect vehicle climbing state；In parking, controller sets motor stop process according to speed, obstacle distance and climbing state
Electric signal function, motor receives electric signal, exports corresponding revolving speed, and motor drives the movement of the first sliding component by transmission component,
First sliding component has corresponding displacement and speed, and the first sliding component pushes hydraulic cylinder piston rod, and hydraulic cylinder is driven by oil pressure and stopped
The movement of vehicle pincers；Third detection piece feeds back the first sliding component actual displacement amount and speed, and controller corrects the received telecommunications of motor institute
Number, make the first sliding component actual speed close to target velocity；In parking, controller records the displacement of the first sliding component.
A kind of brake system and its control technique that the utility model uses, having the advantages that can be according to reality
Need, in conjunction with speed, obstacle distance (including people's vehicle distance) and gradient etc., carry out precision brake control, control precision up to ±
0.01mm, control when greatly improving automatic Pilot to braking；In motor self-actuating brake control, brake is by needing to brake to complete
0.3~0.4S is needed at the process for checking vehicle, greatly improves the performance and safety of self-actuating brake control.
Detailed description of the invention
Fig. 1 is the structural schematic diagram at the first visual angle of the utility model；
Fig. 2 is the structural schematic diagram at the second visual angle of the utility model；
Fig. 3 is the control principle block diagram of the utility model；
Fig. 4 is the brake control flow chart of the utility model.
Specific embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing.
As depicted in figs. 1 and 2, a kind of brake system, including hydraulic cylinder 1, pushing block 2, the first sliding component 3, transmission component, electricity
Machine 5, the second sliding component 6 and tread elements 7；First sliding component 3 and the second sliding component 6 are detachably to connect pushing block 2, pushing block 2
For driving 1 piston rod of hydraulic cylinder to act；Tread elements 7 connect the second sliding component 6, and tread elements 7 are used to push away by the second sliding component 6
Dynamic pushing block 2；One end of transmission component connects 5 shaft of motor, and the other end connects the first sliding component 3, and transmission component is used for by the
One sliding component 3 pushes pushing block 2.
Hydraulic cylinder 1 is connected to the internal oil passages of braking clamp (brake disc), and hydraulic cylinder 1 is acted for driving brake pincers, for making
Parking, to realize car stop.
As depicted in figs. 1 and 2, the second sliding component 6 is push rod, and push rod detachably abuts the left end of pushing block 2；Pushing block 2
Left end is provided with the first notch, and the first sliding component 3 is sliding block, and the right end of sliding block, which is provided with, connects the first notch for detachable
The second notch.
As depicted in figs. 1 and 2, pushing block 2 is connected with third guide frame, and third guide frame is for controlling the orientation of pushing block 2
Sliding, third guide frame are the sliding rail for connecting rack.
It as depicted in figs. 1 and 2, further include having third detection piece 8, third detection piece 8 is used to detect the position of the first sliding component 3
Shifting amount, or the angular displacement for detecting motor 5.Third detection piece 8 can be linear displacement transducer, linear displacement transducer
Connect the first sliding component 3；Specifically, the slide bar of linear displacement transducer connects the first sliding component 3.Transmission component includes mutual
The rack gear 4a and gear of engagement, gear are connect with 5 rotating shaft transmission of motor, and the first sliding component 3 is connect with rack gear 4a；First sliding component
3 be sliding block, and sliding block is connected on rack gear 4a, and rack gear 4a is used for band movable slider and slides.Rack gear 4a and the first sliding component 3 can be one
Body formed, processing obtains rack gear 4a structure on a raw material.
5 shaft of motor is vertical with gear centre axis direction, and gear is by 5 shaft of worm couple 4b connection motor or leads to
Cross bevel gear pair connection 5 shaft of motor.Third detection piece 8 or angle displacement sensor, angle displacement sensor connection
5 shaft of motor, worm gear, worm screw or gear.
It further include organic frame.Tread elements 7 and 6 place structure of the second sliding component can be set are as follows: tread elements 7 are directly connected to
Two sliding components 6, tread elements 7 directly drive the second sliding component 6 mobile.
As depicted in figs. 1 and 2, tread elements 7 and 6 place structure of the second sliding component may be set to be: tread elements 7 include
Swing arm portion and pedal position；One end of tread elements 7 is hinged with rack, further includes having link member 10, the both ends of link member 10 are cut with scissors respectively
Tread elements 7 and the second sliding component 6 are connect, the second oriented structure for controlling 6 directional-sliding of the second sliding component is provided in rack,
Tread elements 7, link member 10 and the second sliding component 6 form slider-crank mechanism, and the swing of tread elements 7 is for driving the second sliding component
6 sliding.Second sliding component 6 is push rod, and the second oriented structure can be the sliding rail being arranged on the rack or through-hole etc..Pedal
One end of part 7 and rack are hinged, and tread elements 7 are also connect by return springs with rack；Specifically, return springs can be
Torsional spring, torsional spring wear the articulated shaft for connecing tread elements 7 and rack；Elastic component may be spring.
It further include having the second detection piece 9, the second detection piece 9 is for detecting the sliding of the second sliding component 6 in place；7 band of tread elements
In place, hydraulic cylinder 1 executes brake, and the second detection piece 9 can be used for detecting tread elements 7 and hold for dynamic second sliding component 6 sliding
It takes action in making, hydraulic cylinder 1 is in execution movement.Second detection piece 9 is mechanical switch, and the second sliding component 6 is connected with tabletting, opens
Correlate the frame that picks；When tabletting abuts the movable contact of switch, switch conduction or cut-off.
As shown in Figure 1, further including having the first detection piece 11, the first detection piece 11 is sliding for detecting rack gear 4a and/or first
Move the sliding of part 3 in place.First detection piece 11 is photoelectric sensor (close to switch, optoelectronic switch)；Photoelectric sensor and corresponding
Detection lug, a connection rack, another connection rack gear 4a or the first sliding component 3.
As shown in figure 3, a kind of vehicle, includes above-mentioned brake system.It further include having controller, obstacle distance detection
Part, Bus- Speed Monitoring part, climbing detection piece.Motor 5, the first detection piece 11, the second detection piece 9, third detection piece 8, barrier away from
It is electrically connected with controller from detection piece, Bus- Speed Monitoring part and climbing detection piece.Obstacle distance detection piece can be radar
Sensor, infrared sensor, obstacle distance detection piece include for detecting people's vehicle distance.Climbing detection piece, can be a water
Level sensor.Controller sends the electric signal that motor 5 rotates, and detects the actual motion data of the first sliding component 3, from power
Output is connected as closed-loop control system to executive item, carries out precision brake control, and control precision reaches ± 0.01mm, mentions significantly
To the control of braking when high automatic Pilot；In 5 self-actuating brake of motor control, brake checks the mistake of vehicle by needing to brake to completion
Journey needs 0.3~0.4S, greatly improves the performance and safety of self-actuating brake control.
Above-mentioned vehicle can be golf cart, all-terrain vehicle, offroad vehicle etc..Vehicle includes running gear, transmission
System, steering system and brake system.Running gear includes vehicle frame, vehicle bridge, suspension and wheel etc..The both ends of transmission system connect
Wheel and engine are picked up, sequentially connected clutch, transmission, transmission shaft, universal joint, main reducing gear, differential have been generally comprised
Device, drive axle, semiaxis.Steering system includes mechanical steering part and electronic-controlled power steering part, and electronic-controlled power steering part generally uses liquid
Pressure turn to and it is electric boosted.Steering system generally comprises steering control mechanism, diverter and steering gear；Handling maneuver machine
Structure includes steering wheel, steering shaft, steering column etc.；Diverter increases square, generally rack and pinion steering gear, worm gear snail for slowing down
Bar, recirculating ball-type steering etc.；Steering gear connects wheel.
As shown in Figure 3 and Figure 4, before parking, third detection piece 8, motor 5, first the control technique of brake system: are initialized
Detection piece 11, the rotation of motor 5 reset, calibrate 8 initial amount of third detection piece, read 8 maximum displacement of third detection piece of storage,
Speed, obstacle distance are detected, vehicle climbing state is detected；In parking, controller is according to speed, obstacle distance and climbing shape
State sets the electric signal function (during conversion obtains stop, function that brake force is changed from small to big) of 5 stop process of motor, sentences
Determine degree, the control brake degree of electric brake intervention, motor 5 receives electric signal, exports corresponding revolving speed, and motor 5 passes through transmission
Component drives the first sliding component 3 mobile, and the first sliding component 3 has corresponding displacement and speed, and the first sliding component 3 pushes hydraulic cylinder 1
Piston rod, hydraulic cylinder 1 drive braking clamp to act by oil pressure；Third detection piece 8 feeds back 3 actual displacement amount of the first sliding component and speed
Degree, controller correct the 5 received electric signal of institute of motor, make 3 actual speed of the first sliding component close to target velocity；In parking, control
Device processed records the displacement of the first sliding component 3.
In parking, controller sets the electric signal of 5 stop process of motor according to speed, obstacle distance and climbing state
Function；The motor electric signal function converts to obtain: the function that brake force is changed from small to big during stop, obtains relatively reasonable, peace
Full stop process, the small brake of high speed, low speed stop car, personnel and article in time matters, vehicle are not easy to be shaken and throw away.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable
The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure
Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit to the utility model
System.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.The meaning of " plurality " is at least two, such as two in the description of the present invention,
It is a, three etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection is also possible to be electrically connected or can communicate each other；It can be directly connected, the indirect phase of intermediary can also be passed through
Even, the connection inside two elements or the interaction relationship of two elements be can be, unless otherwise restricted clearly.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention unless specifically defined or limited otherwise, fisrt feature is in the second feature " on " or " down "
It can be that the first and second features directly contact or the first and second features are by intermediary mediate contact.Moreover, first is special
Sign can be fisrt feature above the second feature " above ", " above " and " above " and be directly above or diagonally above the second feature, or only
Indicate that first feature horizontal height is higher than second feature.Fisrt feature under the second feature " below ", " below " and " below " can be with
It is that fisrt feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combination and combination.
Above embodiments are only to illustrate the technical solution of the utility model and are not intended to limit it, all without departing from this
Any modification of utility model spirit and scope or equivalent replacement should all cover the range in technical solutions of the utility model
It is interior.
Claims (10)
1. a kind of brake system, which is characterized in that including hydraulic cylinder (1), the first sliding component (3), transmission component and motor (5)；
One end of transmission component connects the first sliding component (3), and the other end connects motor (5) shaft, and transmission component is used for sliding by first
Move the piston rod movement that part (3) push hydraulic cylinder (1)；It further include having third detection piece (8), third detection piece (8) is for detecting
The displacement of first sliding component (3), or the angular displacement for detecting motor (5) shaft.
2. a kind of brake system according to claim 1, which is characterized in that the third detection piece (8) is straight-line displacement
Sensor, linear displacement transducer connect the first sliding component (3).
3. a kind of brake system according to claim 1, which is characterized in that first sliding component (3) is connected with pushing block
(2), the first sliding component (3) is used to push the piston rod movement of hydraulic cylinder (1) by pushing block (2).
4. a kind of brake system according to claim 3, which is characterized in that the pushing block (2) is connected with third guiding knot
Structure, third guide frame is for controlling pushing block (2) directional-sliding.
5. a kind of brake system according to any one of claims 1 to 4, which is characterized in that the transmission component includes phase
The rack and pinion mutually engaged, gear are connect with motor (5) rotating shaft transmission, and the first sliding component (3) is connect with rack gear.
6. a kind of brake system according to claim 5, which is characterized in that further include having the second sliding component (6) and pedal
Part (7)；First sliding component (3) and the second sliding component (6) are detachably connections pushing block (2), and tread elements (7) are used for by the
Two sliding components (6) push pushing block (2), and pushing block (2) is for driving hydraulic cylinder (1) piston rod to act.
7. a kind of brake system according to claim 6, which is characterized in that further include organic frame, one end of tread elements (7)
It is hinged with rack；It further include having link member (10), the both ends of link member (10) are respectively articulated with tread elements (7) and the second sliding component
(6)；The second oriented structure for controlling the second sliding component (6) directional-sliding is provided in rack.
8. a kind of golf cart, which is characterized in that including any brake system of claim 1 to 7.
9. a kind of vehicle, which is characterized in that including any brake system of claim 1 to 7.
10. a kind of vehicle according to claim 9, which is characterized in that further include having controller, obstacle distance detection
Part, Bus- Speed Monitoring part, climbing detection piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821790295.7U CN209208746U (en) | 2018-10-31 | 2018-10-31 | Brake system, golf cart, vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821790295.7U CN209208746U (en) | 2018-10-31 | 2018-10-31 | Brake system, golf cart, vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209208746U true CN209208746U (en) | 2019-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821790295.7U Active CN209208746U (en) | 2018-10-31 | 2018-10-31 | Brake system, golf cart, vehicle |
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| Country | Link |
|---|---|
| CN (1) | CN209208746U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109291904A (en) * | 2018-10-31 | 2019-02-01 | 珠海爱肯智能设备有限公司 | Brake system, golf cart, vehicle, brake control technique |
-
2018
- 2018-10-31 CN CN201821790295.7U patent/CN209208746U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109291904A (en) * | 2018-10-31 | 2019-02-01 | 珠海爱肯智能设备有限公司 | Brake system, golf cart, vehicle, brake control technique |
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