CN205905962U - Electric fork -lift braking system - Google Patents
Electric fork -lift braking system Download PDFInfo
- Publication number
- CN205905962U CN205905962U CN201620765416.7U CN201620765416U CN205905962U CN 205905962 U CN205905962 U CN 205905962U CN 201620765416 U CN201620765416 U CN 201620765416U CN 205905962 U CN205905962 U CN 205905962U
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- Prior art keywords
- brake
- controller
- parking
- braking
- electromagnetic brake
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Abstract
The utility model relates to an electric fork -lift braking system. Include the pedal brake ware, speedtransmitter, hand braking switch, direction switch, accelerator pedal and the display instrument that link to each other with the controller input end, still include the AC motor and the electromagnetic braking ware that link to each other with the controller output end, the electromagnetic braking ware fix on AC motor, above -mentioned each part provides the power by the battery. According to the above technical scheme, the utility model discloses a service brake and parking braking trade the electric braking into AC motor and electromagnetic braking ware by the change of original mechanical brake, mistake electricity through the electromagnetic braking ware closed or electricly open the automatic parking and the automatic parking that have realized whole car and relieve, reduced driver's operation, reduced driver's working strength, go back the cost is reduced simultaneously.
Description
Technical field
This utility model is related to brake system of forklift and in particular to a kind of electri forklift brakes.
Background technology
The major function of brake system of forklift is the vehicle speed making the vehicle deceleration in traveling even stop, make descent run
Degree keeps stable, so that the vehicle of stagnation of movement is remained stationary as.At present, brakes fork truck using is broadly divided into two classes a: class
It is service braking system；Another kind of is parking braking system.
Service braking system is manipulated with foot by driver, therefore also known as foot brake system, its function is to make
Vehicle deceleration in traveling or stop in the distance the shortest；Parking braking system is manipulated with handss by driver, therefore again
Claim hand brake system, its function is to make the vehicle having pulled up on road surface resident as you were.Both brakes are all
The braking moment being produced using the friction on retaining element and rotate element surface, with the increase of use time, is needed periodically
Check brakes more renewal of facing renewal.In addition, current parking brake is required for driver's manual pull-up parking brake when stopping,
Manual Panasonic's parking brake again before vehicle runs, just has certain operating physical force to require due to hand braking at the beginning of design, thus long
After time operation is hand braking, driver may feel that arm is uncomfortable.How to reduce the maintaining time of brakes, improve braking
The automaticity of system, the fatigue strength reducing driver becomes brakes urgent problem.
Utility model content
The purpose of this utility model is to provide a kind of electri forklift brakes, and this brakes achieves oneself of car load
Dynamic parking and automatic parking release, and decrease the operation of driver, reduce the working strength of driver.
For achieving the above object, this utility model employs technical scheme below: includes being connected with controller input
Pedal brake, velocity sensor, parking switch, direction switch, gas pedal and display instrument, also include and controller
Alternating current generator and electromagnetic brake that outfan is connected, described electromagnetic brake is fixed on alternating current generator, above-mentioned each part
By cell powers.
Described battery, controller, alternating current generator, pedal brake and velocity sensor composition service braking system；
Controller detects the output of pedal brake, and drives alternating current generator to be operated in on-position to make vehicle deceleration or stopping；Control
Device processed controls the speed of vehicle according to the output valve of velocity sensor.
Described battery, controller, electromagnetic brake, velocity sensor, parking switch, direction switch, gas pedal
Form parking braking system with display instrument；The output valve of controller detection speed sensor, and control when output valve is zero
Electromagnetic brake cuts out, and realizes parking braking；During the signal of controller reception direction switch and gas pedal, control electromagnetic braking
Device is opened, and releases parking braking.
Described electromagnetic brake is electric losing self-locking type electromagnetic brake.
As shown from the above technical solution, service brake of the present utility model and parking braking are changed by original mechanical braking
Be changed to the electric braking of alternating current generator and electromagnetic brake, by the dead electricity of electromagnetic brake closure or electric open achieve whole
The automatic parking of car and automatic parking release, and decrease the operation of driver, reduce the working strength of driver, also reduce simultaneously
Cost.
Brief description
Fig. 1 is system block diagram of the present utility model.
Specific embodiment
Below in conjunction with the accompanying drawings this utility model is described further:
A kind of electri forklift brakes as shown in Figure 1, including the pedal brake 2 being connected with controller 1 input,
Velocity sensor 3, parking switch 4, direction switch 5, gas pedal 6 and display instrument 7, also include exporting with controller 1
Alternating current generator 8 and electromagnetic brake 9 that end is connected, electromagnetic brake 9 is fixed on alternating current generator 8, and above-mentioned each part is by battery
10 offer power supplys.Electromagnetic brake 9 is mechanically to be fixed on alternating current generator 8, and miscellaneous part is all by electrically side
Formula is connected with each other.
The function of above-mentioned each part and principle are as follows:
Battery: the energy storage device of car load, provide electric energy for car load；
Controller: detection, the working condition of the reception each part of car load, drive alternating current generator work, control electromagnetic system simultaneously
Dynamic device is opened or is closed；
Alternating current generator: for universal alternating current generator, motoring condition can be operated in by the driving of controller, drive vehicle
Travel；On-position can also be operated in, reduce the speed of vehicle；
Electromagnetic brake: be fixed on alternating current generator by being mechanically connected, this electromagnetic brake is electric losing self-locking type electromagnetism
Brake, when electromagnetic brake obtains electric opening, alternating current generator is free to rotate；When electromagnetic brake dead electricity closes, locking
The rotor of alternating current generator, makes alternating current generator can not rotate, thus realizing car load parking braking；
Pedal brake: operation principle is all analog output with gas pedal, controls simulation by stepping on pedal travel
The size of amount output, analog output, to controller, drives alternating current generator to produce by analog quantity size by controller variable
Brake force, so that vehicle deceleration or stopping, this pedal mainly controls service brake；
Velocity sensor: this part is fixed on alternating current generator, for detecting the rotating speed of alternating current generator, by certain speed
It is converted into car load speed than conversion；
Parking switch: for the two-level rocker switch of standard, when the switch is closed, car load driving functions limit, electromagnetism
Brake dead electricity closes, and display instrument left-hand seat Brake lamp p icon lights；When the switch is opened, car load driving functions restriction cancellation,
Display instrument left-hand seat Brake lamp p icon extinguishes, and electromagnetic brake can automatically terminate according to whole vehicle state；
Direction switch: control advance, the retrogressing of car load；
Gas pedal: control the advance of car load or the speed of retrogressing；
Display instrument: the display each working condition of car load.
Further, battery 10, controller 1, alternating current generator 8, pedal brake 2 and velocity sensor 3 composition driving
Brakes；Controller 1 detects the output of pedal brake 2, and drives alternating current generator 8 to be operated in on-position to make vehicle subtract
Speed or stopping；Controller 1 controls the maximum braking force of vehicle according to the output valve of velocity sensor 3.
The operation principle of service braking system is:
Battery provides power supply to all parts of car load, by detecting the output of pedal brake, is driven by controller and hands over
Stream motor is operated in on-position, produces variable brake force, so that vehicle deceleration or stopping；During service brake, alternating current
Machine is transformed into regenerative braking state by motoring condition, is converted into electric energy by the part kinetic energy that controller makes car load, stores again
In the battery, improve the working time of car load.Meanwhile, in order to meet vehicle demand braking force at various speeds, controller
Certain adjustment can be carried out according to the size of velocity sensor output valve, when preventing vehicle high-speed, brake force is excessive to lead to personnel
Or the damage of goods.
Further, battery 10, controller 1, electromagnetic brake 9, velocity sensor 3, parking switch 4, direction switch
5th, gas pedal 6 and display instrument 7 composition parking braking system；The output valve of controller 1 detection speed sensor 3, and defeated
Going out value is to control electromagnetic brake 9 to close when zero, realizes parking braking；Controller 1 receives direction switch 5 and gas pedal 6
During signal, control electromagnetic brake 9 to open, release parking braking.
The operation principle of parking braking system is:
Parking braking mainly by the dead electricity of electromagnetic brake closure or electric open the automatic parking realizing car load and from
Dynamic parking releases, and reduces the operation of driver, reduces the working strength of driver.
Automatic parking: when vehicle makes vehicle deceleration by service brake, controller real-time detection velocity sensor anti-
Feedback, when the output valve of velocity sensor is zero, that is, during stationary vehicle, controller controls electromagnetic brake dead electricity closure, now electricity
Magnetic brake locks alternating current generator, car load parking；
Automatic parking releases: car load energising, when driver operation direction switch pedal of stepping on the throttle, now controller control
Electromagnetic brake obtain electric open, parking function releases, and alternating current generator can rotate according to the demand of gas pedal, the normal row of car load
Sail.
In order to prevent the misoperation of driver, the parking that increased parking switch confirms function, when parking switch closure
When, car load driving functions limit, and electromagnetic brake dead electricity closes, and display instrument left-hand seat Brake lamp p icon lights, now electromagnetic system
Dynamic device does not enable automatic parking removing function, and car load parking is static；When manual switch processed is opened, car load driving functions limit
Release, display instrument left-hand seat Brake lamp p icon extinguishes, electromagnetic brake can automatically terminate according to whole vehicle state；By this switch
When can effectively prevent the misoperation of driver or other personnel's maloperation vehicle, automatically terminating of vehicle parking, pass through simultaneously
This switch also can achieve under the state of emergency, vehicle passes through parking braking function ramp to stop.
The beneficial effects of the utility model are: 1) by newly-increased electromagnetic brake and pedal brake, and combine former electricity
Part composition electri forklift brakes on electrical forklift, eliminates driving and the mechanical part of parking braking system complexity, fall
Low cost；2) service brake and parking braking is become by original mechanical braking and changes the electric of alternating current generator and electromagnetic brake
Braking it is achieved that brakes non-maintaining, less need regularly replace friction plate；3) by the dead electricity closure of electromagnetic brake
Or electric must open the automatic parking realizing car load and automatic parking releasing, decrease the operation of driver, reduce the work of driver
Intensity；4) during service brake, part kinetic energy is again converted to electric energy, improves the capacity usage ratio of car load, extends electric fork
The use time of car；5) pass through electrical connection between part, and there is no the frame for movement of complexity, the more conducively installation of car load and sky
Between arrange.
Embodiment described above is only preferred implementation of the present utility model to be described, not to this practicality
New scope is defined, and on the premise of without departing from this utility model design spirit, those of ordinary skill in the art are to this
Various modifications and improvement that the technical scheme of utility model is made, all should fall into the protection of this utility model claims determination
In the range of.
Claims (4)
1. a kind of electri forklift brakes it is characterised in that: include pedal brake, the speed being connected with controller input
Sensor, parking switch, direction switch, gas pedal and display instrument, also include the friendship being connected with controller output end
Stream motor and electromagnetic brake, described electromagnetic brake is fixed on alternating current generator, and above-mentioned each part is by cell powers.
2. electri forklift brakes according to claim 1 it is characterised in that: described battery, controller, alternating current
Machine, pedal brake and velocity sensor composition service braking system；Controller detects the output of pedal brake, and drives
Dynamic alternating current generator is operated in on-position and makes vehicle deceleration or stopping；Controller controls vehicle according to the output valve of velocity sensor
Speed.
3. electri forklift brakes according to claim 1 it is characterised in that: described battery, controller, electromagnetic system
Dynamic device, velocity sensor, parking switch, direction switch, gas pedal and display instrument composition parking braking system；Controller
The output valve of detection speed sensor, and control electromagnetic brake to close when output valve is zero, realize parking braking；Controller
During the signal of reception direction switch and gas pedal, control electromagnetic brake to open, release parking braking.
4. electri forklift brakes according to claim 1 it is characterised in that: described electromagnetic brake be dead electricity from
Lock electromagnetic brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620765416.7U CN205905962U (en) | 2016-07-20 | 2016-07-20 | Electric fork -lift braking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620765416.7U CN205905962U (en) | 2016-07-20 | 2016-07-20 | Electric fork -lift braking system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205905962U true CN205905962U (en) | 2017-01-25 |
Family
ID=57805605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620765416.7U Active CN205905962U (en) | 2016-07-20 | 2016-07-20 | Electric fork -lift braking system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205905962U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105966380A (en) * | 2016-07-20 | 2016-09-28 | 安徽合力股份有限公司 | Electric-forklift braking system and braking method |
| CN106698271A (en) * | 2017-02-22 | 2017-05-24 | 安徽合力股份有限公司 | Standing driving type forklift braking system |
| CN108544983A (en) * | 2018-03-26 | 2018-09-18 | 深圳市高德威技术有限公司 | Electri forklift accelerator open degree processing method |
| CN109050500A (en) * | 2018-10-16 | 2018-12-21 | 杭叉集团股份有限公司 | A kind of fork truck braking control system and method |
-
2016
- 2016-07-20 CN CN201620765416.7U patent/CN205905962U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105966380A (en) * | 2016-07-20 | 2016-09-28 | 安徽合力股份有限公司 | Electric-forklift braking system and braking method |
| CN106698271A (en) * | 2017-02-22 | 2017-05-24 | 安徽合力股份有限公司 | Standing driving type forklift braking system |
| CN108544983A (en) * | 2018-03-26 | 2018-09-18 | 深圳市高德威技术有限公司 | Electri forklift accelerator open degree processing method |
| CN109050500A (en) * | 2018-10-16 | 2018-12-21 | 杭叉集团股份有限公司 | A kind of fork truck braking control system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |