CN207483274U - A kind of full electric control hydraulic device of electri forklift - Google Patents
A kind of full electric control hydraulic device of electri forklift Download PDFInfo
- Publication number
- CN207483274U CN207483274U CN201721224618.1U CN201721224618U CN207483274U CN 207483274 U CN207483274 U CN 207483274U CN 201721224618 U CN201721224618 U CN 201721224618U CN 207483274 U CN207483274 U CN 207483274U
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- China
- Prior art keywords
- hydraulic
- control valve
- manifold block
- lifting cylinder
- load lifting
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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.)
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- Forklifts And Lifting Vehicles (AREA)
Abstract
The utility model discloses a kind of full electric control hydraulic device of electri forklift, including power supply unit and hydraulic unit；Power supply unit includes battery pack and power-supply controller of electric；Hydraulic unit include DC brushless motor, gear pump, pumping plant fuel tank, pumping plant cooler, hydraulic manifold block, swing solenoid directional control valve, swing flow control valve and embrace hold tight solenoid directional control valve；Hydraulic pressure glomeration pinboard is provided on hydraulic manifold block, pressure-regulating valve, tubular type check valve, load lifting cylinder on hydraulic manifold block are installed and rise control valve and load lifting cylinder decline control valve.The device can be continuously run for a long time；Oil temperature cooling efficiency is high, ensures that fork truck continuously works long hours, oil temperature is maintained in normal temperature, it is ensured that hydraulic pressure spare and accessory parts run well；The shortcomings that complete full electric drive design of vehicle, the vibration that avoids diesel engine is big, noise is big, waste discharge is large-minded, bulky, and non-environmental protection energy consumption is big.
Description
Technical field
The utility model belongs to fork truck field, specifically, being related to a kind of full electric control hydraulic device of electri forklift.
Background technology
For fork truck mainly to being widely used in the industries such as harbour, storage and tobacco, food, light textile, the use of fork truck is main
It is that article is transported through, improves the working efficiency of people, welcomed by the people, the control device of fork truck is inside fork truck
Core component, the control device of fork truck directly determines the performance of fork truck.
Fork truck is typically all diesel engine drives at present, and diesel engine drives can lead to that vibration is big, noise is big, waste discharge
Large-minded, bulky, the shortcomings of price is high, high energy consumption, it is impossible to the work in some closed, antifouling, clean specific environment
Make, certain inconvenience is caused to the use of people.
Utility model content
The purpose of this utility model is to provide a kind of full electric control hydraulic device of electri forklift, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the utility model provides following technical solution：
The full electric control hydraulic device of a kind of electri forklift, including power supply unit and hydraulic unit；The power supply list
Member includes battery pack and power-supply controller of electric；The hydraulic unit includes DC brushless motor, gear pump, pumping plant oil
Case, pumping plant cooler, hydraulic manifold block, swing solenoid directional control valve, swing flow control valve and embrace hold tight electromagnetism
Reversal valve；Hydraulic pressure glomeration pinboard is provided on the hydraulic manifold block, pressure tune is installed on the hydraulic manifold block
It saves valve, tubular type check valve, load lifting cylinder and rises control valve and load lifting cylinder decline control valve.
As further program of the utility model：The battery pack is electrically connected with power-supply controller of electric, and described
Power-supply controller of electric is connect with DC brushless motor.
As the utility model further scheme：The output terminal of the DC brushless motor is connected with Hydraulic integration
Block, and the hydraulic manifold block is connect with the gear pump, and the hydraulic manifold block passes through flange and the pump
Fuel tank of standing connects.
As the utility model further scheme：The load lifting cylinder rises control valve and the load lifting cylinder declines
Control valve is located at the both sides of the hydraulic manifold block.
As the utility model further scheme：The hydraulic manifold block both sides are located at the load lifting cylinder and rise control
Valve processed and the load lifting cylinder decline is provided with tubular type check valve below control valve.
As the utility model further scheme：The load lifting cylinder, which declines, is provided with decline throttling behind control valve
Valve.
Oil outlet and oil inlet are provided on the hydraulic manifold block, the oil outlet of the hydraulic manifold block is connected with
Pressure-gradient control valve, the pressure-gradient control valve are connect with the oil inlet of hydraulic steering gear and the hydraulic manifold block.
As the utility model further scheme：Swing electromagnetic switch is provided on the hydraulic manifold block
Valve, swing flow control valve and embrace hold tight solenoid directional control valve.
Compared with prior art, the beneficial effects of the utility model are：The high degree of automation of Electronic control, manipulation letter
It is single, easy to learn.The device uses brshless DC motor, can continuously run for a long time, meet the need of work of fork truck；And the device is more
Act Integrated design, hydraulic power unit can complete the steering of fork truck, rise and fall, swing, embrace folder clamp etc. it is all dynamic
Make；Oil temperature cooling efficiency is high, ensures that fork truck continuously works long hours, oil temperature is maintained in normal temperature, it is ensured that hydraulic pressure zero is matched
Part runs well；The complete full electric drive design of vehicle, using the green energy resource of clean environment firendly, the vibration that avoids diesel engine is big,
The shortcomings that noise is big, waste discharge is large-minded, bulky, and non-environmental protection energy consumption is big.
Description of the drawings
Fig. 1 is the structure diagram of the full electric control hydraulic device of electri forklift.
Fig. 2 is the full electric control hydraulic device rearview of electri forklift.
In figure：1- pumping plant coolers；2- pumping plant fuel tanks；3- gear pumps；4- tubular type check valves；5- load lifting cylinders rise control
Valve；6- is embraced and is held tight solenoid directional control valve；7- integrated package pinboards；8- swing flow control valves；9- swing electromagnetism changes
To valve；10- DC brushless motors；11- hydraulic manifold blocks；12- pressure-regulating valves；13- load lifting cylinders decline control valve.
Specific embodiment
The technical solution of the utility model is described in more detail With reference to embodiment.
- 2 are please referred to Fig.1, the full electric control hydraulic device of a kind of electri forklift, including power supply unit and hydraulic unit；
The power supply unit includes battery pack and power-supply controller of electric (not shown)；The hydraulic unit includes brush DC
Motor 10, gear pump 3, pumping plant fuel tank 2, pumping plant cooler 1, hydraulic manifold block 11, swing solenoid directional control valve 9, lean forward after
It faces upward flow control valve 8 and embraces and hold tight solenoid directional control valve 6；The battery pack is electrically connected with power-supply controller of electric, and described
Power-supply controller of electric is connect with DC brushless motor 10, and the keying of DC brushless motor 10 can be controlled by power-supply controller of electric；Institute
The output terminal of DC brushless motor 10 stated is connected with hydraulic manifold block 11, and the hydraulic manifold block 11 and the gear
3 connection of pump, and the hydraulic manifold block 11 is connect by flange with the pumping plant fuel tank 2, the hydraulic manifold block 11
On be provided with hydraulic pressure glomeration pinboard 7, oil outlet and oil inlet, the hydraulic collection are provided on the hydraulic manifold block 11
Blocking 11 oil outlet is connected with pressure-gradient control valve, the pressure-gradient control valve and hydraulic steering gear and the oil inlet of the hydraulic manifold block
Connection, when fork truck sends out left direction signal, hydraulic energy passes through pressure-gradient control valve, preferentially preferentially provides hydraulic energy to fluid-link steering
Device, the A mouths work of hydraulic steering gear, is output to fork truck left steering system by hydraulic energy, assists fork truck left steering；It turns right when sending out
During to signal, hydraulic pump passes through pressure-gradient control valve, and pressure-gradient control valve preferentially provides hydraulic energy to hydraulic steering gear, and the B mouths of steering gear work,
Hydraulic energy is output to fork truck right turn system, assists fork truck right turn.
Be equipped on the hydraulic manifold block 11 pressure-regulating valve 12, tubular type check valve 4, load lifting cylinder rise control valve 5,
Load lifting cylinder declines control valve 13；The load lifting cylinder rises control valve 5 and the load lifting cylinder declines control valve 13 positioned at described
Hydraulic manifold block 11 both sides, 11 both sides of hydraulic manifold block are located at the load lifting cylinder and rise control valve 5 and described
The lower section that load lifting cylinder declines control valve 13 is provided with tubular type check valve 4, and the load lifting cylinder declines control valve 13 and is provided with below
Decline throttle valve, when fork truck sends out shelf rising signals, load lifting cylinder rises control valve 5 and opens, and hydraulic energy is risen by load lifting cylinder
Control valve 5, makes oil cylinder make rising work, and shelf rise；When fork truck sends out shelf dropping signal, load lifting cylinder declines control valve 13
It opens, hydraulic oil declines control valve 13 by load lifting cylinder and flows back to hydraulic oil container, and shelf decline, and since shelf load-carrying is different, are
Shelf can steadily be declined, declines to increase behind control valve and declines throttle valve, ensures shelf steady undercarriages；When on load lifting cylinder
When liter control valve 5 and load lifting cylinder decline control valve 13 all do not receive signal, load lifting cylinder rises under control valve 5 and load lifting cylinder
Drop control valve 13 does not work, shelf remains stationary state.
Be provided on the hydraulic manifold block 11 swing solenoid directional control valve 9, swing flow control valve 8 and
It embraces and holds tight solenoid directional control valve 6.
When send out lean forward signal when, swing solenoid directional control valve 9 A ends work, hydraulic energy is in swing oil cylinder
Rodless cavity works, and shelf lean forward work；When sending out layback signal, the B ends work of swing solenoid directional control valve 9, hydraulic pressure
It can work in the rod chamber of swing oil cylinder, shelf make layback work；
When sending out the signal for embracing folder clamping, the A ends work for holding tight solenoid directional control valve 6 is embraced, hydraulic energy is holding oil cylinder tightly
Rodless cavity work, embrace folder make holding work；When send out embrace folder unclamp signal when, hydraulic energy hold tightly oil cylinder rod chamber work
Make, embrace folder and make release work.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned exemplary embodiment, and
And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that by containing in the equivalent requirements of the claims is fallen
All changes in justice and range are embraced therein.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (8)
1. the full electric control hydraulic device of a kind of electri forklift, which is characterized in that including power supply unit and hydraulic unit；It is described
Power supply unit include battery pack and power-supply controller of electric；The hydraulic unit includes DC brushless motor (10), tooth
Wheel pump (3), pumping plant fuel tank (2), pumping plant cooler (1), hydraulic manifold block (11), swing solenoid directional control valve (9), lean forward after
It faces upward flow control valve (8) and embraces and hold tight solenoid directional control valve (6)；Hydraulic pressure glomeration is provided on the hydraulic manifold block (11) to turn
Fishplate bar (7) is equipped with pressure-regulating valve (12), tubular type check valve (4), load lifting cylinder on the hydraulic manifold block (11) and rises control
Valve (5) processed and load lifting cylinder decline control valve (13).
A kind of 2. full electric control hydraulic device of electri forklift according to claim 1, which is characterized in that the battery pack
It is electrically connected with power-supply controller of electric, and the power-supply controller of electric is connect with DC brushless motor (10).
3. a kind of full electric control hydraulic device of electri forklift according to claim 1, which is characterized in that the direct current without
The output terminal of brush motor (10) is connected with hydraulic manifold block (11), and the hydraulic manifold block (11) and the gear pump
(3) it connects, and the hydraulic manifold block (11) is connect by flange with the pumping plant fuel tank (2).
A kind of 4. full electric control hydraulic device of electri forklift according to claim 1, which is characterized in that the load lifting cylinder
Rise control valve (5) and the load lifting cylinder declines control valve (13) positioned at the both sides of the hydraulic manifold block (11).
A kind of 5. full electric control hydraulic device of electri forklift according to claim 1 or 4, which is characterized in that the hydraulic pressure
Integrated package (11) both sides are located at the lower section that the load lifting cylinder rises control valve (5) and the load lifting cylinder declines control valve (13)
It is provided with tubular type check valve (4).
A kind of 6. full electric control hydraulic device of electri forklift according to claim 5, which is characterized in that the load lifting cylinder
Decline control valve (13) and be provided with decline throttle valve below.
A kind of 7. full electric control hydraulic device of electri forklift according to claim 1 or 5, which is characterized in that the liquid
Oil outlet and oil inlet are provided on pressure integrated package (11), the oil outlet of the hydraulic manifold block (11) is connected with pressure-gradient control valve,
The pressure-gradient control valve is connect with the oil inlet of hydraulic steering gear and the hydraulic manifold block.
A kind of 8. full electric control hydraulic device of electri forklift according to claim 7, which is characterized in that the hydraulic collection
Swing solenoid directional control valve (9), swing flow control valve (8) are provided on blocking (11) and is embraced and holds tight electromagnetism and changes
To valve (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721224618.1U CN207483274U (en) | 2017-09-22 | 2017-09-22 | A kind of full electric control hydraulic device of electri forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721224618.1U CN207483274U (en) | 2017-09-22 | 2017-09-22 | A kind of full electric control hydraulic device of electri forklift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207483274U true CN207483274U (en) | 2018-06-12 |
Family
ID=62482840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721224618.1U Expired - Fee Related CN207483274U (en) | 2017-09-22 | 2017-09-22 | A kind of full electric control hydraulic device of electri forklift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207483274U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107512684A (en) * | 2017-09-22 | 2017-12-26 | 广州鼎诚机电设备有限公司 | A kind of full electric control hydraulic device of electri forklift |
-
2017
- 2017-09-22 CN CN201721224618.1U patent/CN207483274U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107512684A (en) * | 2017-09-22 | 2017-12-26 | 广州鼎诚机电设备有限公司 | A kind of full electric control hydraulic device of electri forklift |
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| 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: 20180612 Termination date: 20180922 |
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| CF01 | Termination of patent right due to non-payment of annual fee |