CN207366973U - A kind of fork truck control system - Google Patents
A kind of fork truck control system Download PDFInfo
- Publication number
- CN207366973U CN207366973U CN201721241479.3U CN201721241479U CN207366973U CN 207366973 U CN207366973 U CN 207366973U CN 201721241479 U CN201721241479 U CN 201721241479U CN 207366973 U CN207366973 U CN 207366973U
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- CN
- China
- Prior art keywords
- circuit
- control
- remote
- fork truck
- control circuit
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- 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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- Forklifts And Lifting Vehicles (AREA)
Abstract
A kind of fork truck control system, including normal mode control circuit, controller, remote control mode control circuit, the first switching circuit and the first switching switch；The output terminal of first switching circuit is connected with controller, and input terminal is connected with normal mode control circuit and remote control mode control circuit；The remote control mode control circuit is equipped with remote-control handle；First switching switch is located on remote-control handle and is connected with the control terminal of the first switching circuit, which can be steered so that the action of the first switching circuit connects normal mode control circuit or connects remote control mode control circuit.When the utility model can realize arrangement or mobile cargo, while lifting or traveling etc. are operated by remote control mode, improve work efficiency, very convenient.
Description
Technical field
Fork truck field is the utility model is related to, particularly a kind of fork truck control system.
Background technology
At present, pallet stacking car is all to control lifting action with tiller, and operator must stand and be operated beside tiller, it is controlled
Circuit processed mainly includes key switch, lifting potentiometer, traveling potentiometer and controller etc., when manipulating tiller, lifts current potential
Meter or traveling potentiometer convey corresponding voltage signal to controller, the corresponding lifting motor of controller control or running motor work
Make, realize fork truck elevating control or traveling control.
Using this conventional control system, in some operating modes, if operator needs frequent operation to lift or decline,
While when needing the cargo of arrangement or mobile pallet fork, operator can not synchronously carry out, and be inconvenient.
Utility model content
The main purpose of the utility model is that overcoming drawbacks described above of the prior art, propose a kind of with remote control mould
Formula, fork truck control system esy to use, safe and reliable.
The utility model adopts the following technical solution：
A kind of fork truck control system, including normal mode control circuit and controller；It is characterized in that：Further include remote control mould
Formula control circuit, the first switching circuit and the first switching switch；The output terminal of first switching circuit is connected with controller, input
End is connected with normal mode control circuit and remote control mode control circuit；The remote control mode control circuit is equipped with remote-control handle；Should
First switching switch is located on remote-control handle and is connected with the control terminal of the first switching circuit, which can be steered
So that the action of the first switching circuit connects normal mode control circuit or connects remote control mode control circuit.
Preferably, the normal mode control circuit includes fork truck mode control circuit, middle model control circuit and the
Two switching circuits；The second switching circuit output terminal is connected with the first switching circuit corresponding end, input terminal and the fork truck mould
Formula control circuit is connected with middle model control circuit；The remote-control handle is additionally provided with the second switching switch, which opens
Pass is connected with the control terminal of second switching circuit, it can be steered so that the fork truck pattern control is connected in the action of the second switching circuit
Circuit or middle model control circuit processed.
Preferably, the normal mode control circuit is equipped with operation handle；The fork truck mode control circuit is equipped with lifting
Potentiometer and traveling potentiometer, the lifting potentiometer and traveling potentiometer are connected with the operation handle.
Preferably, the normal mode control circuit is equipped with operation handle；The middle model control circuit is equipped with centre
Potentiometer, the intermediate potential meter are connected with the operation handle.
Preferably, second switching switch is magnetic induction switch.
Preferably, second switching circuit is electromagnetic relay.
Preferably, the remote control mode control circuit further includes lifting potentiometer and traveling potentiometer, the lifting potentiometer
It is connected with traveling potentiometer with the remote-control handle.
Preferably, power supply circuit and emergency stop circuit have been further included；The power supply circuit is connected with controller；The emergency stop circuit string
It is coupled on the power supply circuit；The remote-control handle is additionally provided with emergency stop switch, it is connected with the control terminal of emergency stop circuit to control confession
Electric break-make.
Preferably, first switching circuit is electromagnetic relay.
Preferably, the fork truck body is equipped with fixing sleeve, and the remote-control handle is removably installed on the fixing sleeve.
From the above description of the utility model, it can be seen, compared with prior art, the utility model has following beneficial to effect
Fruit：
1st, the control system of the utility model, adds remote control mode, is provided with the first switching circuit to connect conventional mould
Formula control circuit connects remote control mode control circuit, and the switching of remote control mode, energy are controlled by the first switching switch
Realize and arrange or during mobile cargo, while lifting or traveling etc. are operated by remote control mode, improve work efficiency, very convenient.
2nd, the control system of the utility model, adds middle model control circuit in normal mode control circuit,
Remote-control handle leaves fixing sleeve, and the first switching switch disconnects when being that remote control mode is closed, and fork truck is in middle model, limits
The original traveling of control handle, elevating control function, in order to avoid other people false touches, improve security.
3rd, the control system of the utility model, emergency stop switch is additionally provided with remote-control handle, controllable by the emergency stop switch
System power supply break-make, more securely and reliably.
4th, the control system of the utility model, fixing sleeve is provided with fork truck body, for placing remote-control handle, and
Second switching switch is set on remote-control handle, detects whether remote-control handle leaves fixing sleeve by second switching switch, to make
One of foundation for remote control mode switching.
5th, the control system of the utility model, available in electric pallet truck or other common fork trucks.
Brief description of the drawings
Fig. 1 is the circuit diagram of the utility model；
Fig. 2 is the utility model remote-control handle structure chart；
Fig. 3 is the utility model remote-control handle stationary state figure；
Wherein：10th, controller, 20, remote-control handle, 30, fixing sleeve, 40, fork truck body, 2K2, the first switching circuit,
2K1, emergency stop circuit, 2K4, the second switching circuit, 7S1, the first switching switch, 7S2, the second switching switch, 7S3, emergency stop switch,
A, potentiometer, B, traveling potentiometer, C, intermediate potential meter, S1, key switch are lifted.
Embodiment
Below by way of embodiment, the utility model will be further described.
Referring to figs. 1 to Fig. 3, a kind of fork truck control system, is installed on fork truck body 40, it includes controller 10, routine
Mode control circuit, remote control mode control circuit, the first switching circuit 2K2, the first switching switch 7S1, power supply circuit, emergency stop electricity
Road 2K1, emergency stop switch 7S3, key switch S1 etc..The power supply circuit be connected with controller 10 with power, key switch S1 with
Power supply circuit is connected, and the break-make of power supply is controlled by manipulating key switch S1.
The remote control mode control circuit is equipped with remote-control handle 20, traveling potentiometer B, lifting potentiometer A etc., the remote-control handle
20 are connected with traveling potentiometer B, lifting potentiometer A, and when manipulating remote-control handle 20, traveling potentiometer B, lifting potentiometer A can
Export corresponding control signal.An input terminal of first switching circuit 2K2 and the traveling current potential of the remote control mode control circuit
Meter B is connected with lifting potentiometer A, and another input terminal is connected with normal mode control circuit.The output of first switching circuit 2K2
End is connected with controller 10.
Specifically, first switching circuit 2K2 can use electromagnetic relay, it is equipped with the contact sets of two linkages, each to touch
Point group is connected equipped with a movable contact, a normally-closed contact, a normally opened contact, the movable contact with controller 10, normally-closed contact and routine
Mode control circuit is connected, and normally opened contact is connected with the traveling potentiometer B and lifting potentiometer A of remote control mode control circuit.
First switching switch 7S1 is installed on remote-control handle 20, its with power supply circuit and even and with the first switching circuit
The control terminal of 2K2 is connected, for controlling the energization or power-off of the first switching circuit 2K2 control terminals so that movable contact is connected distant
Control mode control circuit or connect normal mode control circuit.
The normal mode control circuit includes fork truck mode control circuit, middle model control circuit, the second switching circuit
2K4 and operation handle etc..The fork truck mode control circuit is equipped with lifting potentiometer A and traveling potentiometer B, middle model control electricity
Road is equipped with two intermediate potential meter C.The operation handle is connected with lifting potentiometer A, traveling potentiometer B and intermediate potential meter C.
The output terminal of second switching circuit 2K4 is connected with the input terminal of the first switching circuit 2K2, an input terminal and the fork
Car mode control circuit is connected, and another input terminal is connected with middle model control circuit.Specifically, second switching circuit 2K4
Electromagnetic relay can be used, it is equipped with contact sets of two linkages, and each contact sets are equipped with an a movable contact, normally-closed contact, one normal
Open contact.Two movable contact is connected with two normally-closed contacts of the first above-mentioned switching circuit 2K2, two normally-closed contacts and fork truck pattern
The traveling potentiometer B of control circuit is connected with lifting potentiometer A, and normally opened contact is connected with intermediate potential meter C's.
Remote-control handle 20 is additionally provided with the second switching switch 7S2, the second switching switch 7S2 and power supply circuit and company, and with
The control terminal of second switching circuit 2K4 is connected, for controlling the second switching circuit 2K4 control terminals to be powered or powering off so that
Movable contact connects fork truck mode control circuit or middle model control circuit.
Further, be additionally provided with emergency stop circuit 2K1, emergency stop circuit 2K1 can also use electromagnetic relay, its movable contact and
Normally opened contact is series at power supply circuit.The remote-control handle 20 is correspondingly provided with emergency stop switch 7S3, and emergency stop switch 7S3 is also series at
The power supply circuit and it is connected with the control terminal of emergency stop circuit 2K1, for controlling break-make of powering.
Further, fork truck body 40 is equipped with fixing sleeve 30, and remote-control handle 20 is detachable must to be installed on the fixing sleeve 30.
The control system of the utility model, it is provided with remote-control handle 20 and control handle, and control handle is fixed on fork truck
Cab position, remote-control handle 20 are wired remote control, it can take down from fixing sleeve 30 and be operated.
In practical applications, the first switching switch 7S1 is arranged to normally open；Second switching switch 7S2 can be magnetic strength
Inductive switch or travel switch etc., it may be configured as normally off, and when detecting remote-control handle 20 and being located at fixing sleeve 30, this second is cut
Switch 7S2 is changed to disconnect；Emergency stop switch 7S3 is arranged to normally off, the normally opened contact closure of emergency stop circuit 2K1.
With reference to table 1, wherein " 0 " is off-state, " 1 " is closure state, and specific control principle is as follows：
When opening emergency stop switch 7S3, then it is off, the control terminal dead electricity of emergency stop circuit 2K1, emergency stop circuit
The normally opened contact of 2K1 disconnects, and power supply circuit power-off, no matter which kind of shape the first switching switch 7S1 and the second switching switch 7S2 is in
State, fork truck body 40 can not all act, in on-position.
When closing emergency stop switch 7S3, the control terminal of emergency stop circuit 2K1 obtains electric, the normally opened contact closure of emergency stop circuit 2K1,
Power supply circuit is powered, and controller 10 obtains electric；If remote-control handle 20 is positioned on fixing sleeve 30, the second switching switch 7S2 breaks
Open, the second switching circuit 2K4 control terminal dead electricity, its normally-closed contact closure；If the first switching switch 7S1 is disconnected, the first switching
Circuit 2K2 control terminal dead electricity, its normally-closed contact closure, the traveling potentiometer B and lifting potentiometer A works of fork truck mode control circuit
Make, fork truck body 40 is in normal fork truck pattern.
When closing emergency stop switch 7S3, the control terminal of emergency stop circuit 2K1 obtains electric, the normally opened contact closure of emergency stop circuit 2K1,
Power supply circuit is powered, and controller 10 obtains electric；If remote-control handle 20 is positioned on fixing sleeve 30, the second switching switch 7S2 breaks
Open, the second switching circuit 2K4 control terminal dead electricity, its normally-closed contact closure；If the first switching switch 7S1 is closed, the first switching
Circuit 2K2 control terminals obtain electric, its normally opened contact closure, the traveling potentiometer B and lifting potentiometer A works of remote control mode control circuit
Make, fork truck body 40 is in remote control mode.
When closing emergency stop switch 7S3, the control terminal of emergency stop circuit 2K1 obtains electric, the normally opened contact closure of emergency stop circuit 2K1,
Power supply circuit is powered, and controller 10 obtains electric；If remote-control handle 20 is taken down from fixing sleeve 30, the second switching switch 7S2 is closed
Close, the second switching circuit 2K4 control terminals obtain electric, its normally opened contact closure；If the first switching switch 7S1 is closed, the first switching
Circuit 2K2 control terminals obtain electric, its normally opened contact closure, the traveling potentiometer B and lifting potentiometer A works of remote control mode control circuit
Make, fork truck body 40 is in remote control mode.
When closing emergency stop switch 7S3, the control terminal of emergency stop circuit 2K1 obtains electric, the normally opened contact closure of emergency stop circuit 2K1,
Power supply circuit is powered, and controller 10 obtains electric；If remote-control handle 20 is taken down from fixing sleeve 30, the second switching switch 7S2 is closed
Close, the second switching circuit 2K4 control terminals obtain electric, its normally opened contact closure；If the first switching switch 7S1 is disconnected, the first switching
Circuit 2K2 control terminal dead electricity, its normally-closed contact closure, the intermediate potential meter C work of middle model control circuit, fork truck body 40
In middle model, can not act.
Table 1
The above is only the specific embodiments of the present invention, but the design concept of the present invention is not limited thereto,
All non-essential modifications to the present invention made by this concept, should all belong to the row for invading scope of protection of the utility model
For.
Claims (10)
1. a kind of fork truck control system, including normal mode control circuit and controller；It is characterized in that：Further include remote control mode
Control circuit, the first switching circuit and the first switching switch；The output terminal of first switching circuit is connected with controller, input terminal
It is connected with normal mode control circuit and remote control mode control circuit；The remote control mode control circuit is equipped with remote-control handle；This
One switching switch is located on remote-control handle and is connected with the control terminal of the first switching circuit, which, which can be steered, makes
The action of the first switching circuit is obtained to connect normal mode control circuit or connect remote control mode control circuit.
A kind of 2. fork truck control system as claimed in claim 1, it is characterised in that：The normal mode control circuit includes fork
Car mode control circuit, middle model control circuit and the second switching circuit；The second switching circuit output terminal and described first
Switching circuit corresponding end is connected, and input terminal is connected with the fork truck mode control circuit and middle model control circuit；The remote control
Handle is additionally provided with the second switching switch, which is connected with the control terminal of second switching circuit, it can be steered
So that the fork truck mode control circuit or middle model control circuit are connected in the action of the second switching circuit.
A kind of 3. fork truck control system as claimed in claim 2, it is characterised in that：The normal mode control circuit is equipped with behaviour
Make handle；The fork truck mode control circuit is equipped with lifting potentiometer and traveling potentiometer, the lifting potentiometer and traveling current potential
Meter is connected with the operation handle.
A kind of 4. fork truck control system as claimed in claim 2, it is characterised in that：The normal mode control circuit is equipped with behaviour
Make handle；The middle model control circuit is equipped with intermediate potential meter, which is connected with the operation handle.
A kind of 5. fork truck control system as claimed in claim 2, it is characterised in that：Second switching switch is opened for magnetic induction
Close.
A kind of 6. fork truck control system as claimed in claim 2, it is characterised in that：Second switching circuit is electromagnetism relay
Device.
A kind of 7. fork truck control system as claimed in claim 1, it is characterised in that：The remote control mode control circuit further includes
Potentiometer and traveling potentiometer are lifted, the lifting potentiometer and traveling potentiometer are connected with the remote-control handle.
A kind of 8. fork truck control system as claimed in claim 1, it is characterised in that：Power supply circuit and emergency stop electricity are further included
Road；The power supply circuit is connected with controller；The emergency stop circuit connected in series is on the power supply circuit；The remote-control handle is additionally provided with emergency stop
Switch, it is connected with the control terminal of emergency stop circuit to control power supply break-make.
A kind of 9. fork truck control system as claimed in claim 1, it is characterised in that：First switching circuit is electromagnetism relay
Device.
A kind of 10. fork truck control system as claimed in claim 1, it is characterised in that：The fork truck body is equipped with fixing sleeve, institute
Remote-control handle is stated to be removably installed on the fixing sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721241479.3U CN207366973U (en) | 2017-09-26 | 2017-09-26 | A kind of fork truck control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721241479.3U CN207366973U (en) | 2017-09-26 | 2017-09-26 | A kind of fork truck control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207366973U true CN207366973U (en) | 2018-05-15 |
Family
ID=62350117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721241479.3U Expired - Fee Related CN207366973U (en) | 2017-09-26 | 2017-09-26 | A kind of fork truck control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207366973U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109607431A (en) * | 2018-12-04 | 2019-04-12 | 五邑大学 | A kind of control system of electric forklift and its electri forklift |
-
2017
- 2017-09-26 CN CN201721241479.3U patent/CN207366973U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109607431A (en) * | 2018-12-04 | 2019-04-12 | 五邑大学 | A kind of control system of electric forklift and its electri forklift |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180515 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |