CN208855711U - A kind of hydraulic device that control engineering truck turns to - Google Patents
A kind of hydraulic device that control engineering truck turns to Download PDFInfo
- Publication number
- CN208855711U CN208855711U CN201821745662.1U CN201821745662U CN208855711U CN 208855711 U CN208855711 U CN 208855711U CN 201821745662 U CN201821745662 U CN 201821745662U CN 208855711 U CN208855711 U CN 208855711U
- Authority
- CN
- China
- Prior art keywords
- hydraulic
- connection shell
- control valve
- steering cylinder
- oil pipe
- 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 discloses a kind of hydraulic devices that control engineering truck turns to, including connection shell, hydraulic pump and hydraulic steering cylinder, the connection shell upper center is provided with torsion bar, connection shell one side wall upper end is provided with oil return pipe, the oil return pipe is provided with fluid reservoir far from described connection shell one end, fuel sucking pipe is provided in the fluid reservoir one side wall, the fuel sucking pipe is provided with the hydraulic pump far from described fluid reservoir one end.Beneficial effect is: the utility model passes through setting pressure sensor; pressure information in hydraulic steering cylinder can be fed back into vehicle centre console in real time; so that personnel pass through pressure in flow control valve, hydraulic pump and course changing control valve regulation hydraulic steering cylinder; extend the service life of device; pass through design steering control valve being installed on inside connection shell; it is can effectively protect steering control valve, in case steering control valve is damaged because colliding with other objects.
Description
Technical field
The utility model relates to steering hydraulic engineering device technique fields, and in particular to a kind of to control the hydraulic of engineering truck steering
Device.
Background technique
Controlling the hydraulic device that engineering truck turns to is hydraulic power formula diverter, is completed by rotary motion to straight line
One group of mechanism of (or approximate straight line motion) is moved, while being also the speed reduction gearing in steering system, is most heavy in steering system
The component wanted.Effect is to increase steering wheel to pass to the power of steering gear and change the direction of transfer of power, existing steering liquid
Pressure device is unable to the pressure in real-time monitoring hydraulic steering cylinder, also can not just adjust in time when steering hydraulic in-cylinder pressure is excessive
Section, this will affect the service life of device, and the steering control valve of existing steering hydraulic device is mounted in the outside of device,
It is easily damaged because colliding other objects, causes unnecessary loss.
Utility model content
(1) technical problems to be solved
In order to overcome the shortage of prior art, it is proposed that a kind of hydraulic device that control engineering truck turns to solves existing
Hydraulic device is unable to real-time monitoring steering hydraulic in-cylinder pressure and steering control valve is mounted on outside connection shell, is easily damaged
Problem.
(2) technical solution
The utility model is achieved through the following technical solutions: being turned to the utility model proposes a kind of control engineering truck
Hydraulic device, including connection shell, hydraulic pump and hydraulic steering cylinder, the connection shell upper center are provided with torsion bar, the connection
Shell one side wall upper end is provided with oil return pipe, and the oil return pipe is provided with fluid reservoir, the fluid reservoir far from described connection shell one end
Fuel sucking pipe is provided in one side wall, the fuel sucking pipe is provided with the hydraulic pump, the hydraulic pump far from described fluid reservoir one end
It is provided with high-pressure oil pipe one in the middle part of one side wall, the high-pressure oil pipe one is provided with flow control valve far from described hydraulic pump one end,
It is provided with high-pressure oil pipe two below the oil return pipe, described two one end of high-pressure oil pipe is provided with fixing seat one, and the connection shell is another
High-pressure oil pipe three is provided in one side wall, the high-pressure oil pipe three is provided with fixing seat two far from described connection shell one end, described
It is provided with steering control valve in connection shell, the connection shell lower end is provided with the hydraulic steering cylinder, the hydraulic steering cylinder two
End is provided with sealing shroud, and connecting rod is provided in the sealing shroud, piston, the piston two are provided in the hydraulic steering cylinder
It is provided with piston rod in the middle part of side wall, the piston rod is provided with connecting shaft far from described piston one end, is arranged on the piston rod
There is sealing cover, is provided with pressure sensor in the sealing cover one side wall.
Further, the connection shell and the hydraulic steering cylinder weld, and the torsion bar and the connection shell grafting are described
Oil return pipe and the connection shell and the fluid reservoir are grafting, and the fuel sucking pipe is with the fluid reservoir and the hydraulic pump
Grafting.
Further, the fixing seat one and the fixing seat two take shape on the hydraulic steering cylinder, the high pressure
Oil pipe one and the hydraulic pump and the connection shell are grafting.
Further, the flow control valve is connected by screw to the connection shell, the high-pressure oil pipe two with it is described
Fixing seat one and the connection shell are grafting.
Further, the piston is slidably connected with the hydraulic steering cylinder, and the piston rod and the piston weld, institute
Sealing cover is stated to connect with the hydraulic steering cylinder interference.
Further, the pressure sensor is connected by screw to the sealing cover, the piston rod and the sealing
Lid is slidably connected.
Further, the model PTS410 of the pressure sensor.
(3) beneficial effect
The utility model compared with the existing technology, has the advantages that
1, to solve the problems, such as that existing hydraulic device is unable to real-time monitoring steering hydraulic in-cylinder pressure, the utility model passes through
Pressure sensor is set, pressure information in hydraulic steering cylinder can be fed back into vehicle centre console in real time, so that personnel pass through flow
Pressure in control valve, hydraulic pump and course changing control valve regulation hydraulic steering cylinder, extends the service life of device；
2, it is easily damaged to solve the problem of the steering control valve of existing hydraulic device to be mounted on outside connection shell, this reality
With the novel design by being installed on steering control valve inside connection shell, it is can effectively protect steering control valve, in order to avoid turn to control
Valve processed is damaged because colliding with other objects.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of hydraulic device that control engineering truck turns to described in the utility model；
Fig. 2 is the cross-sectional view that shell is connected in a kind of hydraulic device that control engineering truck turns to described in the utility model；
Fig. 3 is the section view of hydraulic steering cylinder in a kind of hydraulic device that control engineering truck turns to described in the utility model
Figure.
The reference numerals are as follows:
1, shell is connected；2, torsion bar；3, oil return pipe；4, fluid reservoir；5, fuel sucking pipe；6, hydraulic pump；7, high-pressure oil pipe one；8, it flows
Control valve；9, high-pressure oil pipe two；10, fixing seat one；11, high-pressure oil pipe three；12, fixing seat two；13, steering control valve；14,
Hydraulic steering cylinder；15, sealing shroud；16, connecting rod；17, piston；18, piston rod；19, connecting shaft；20, sealing cover；21, pressure
Sensor.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
As shown in Figure 1-Figure 3, a kind of hydraulic device that control engineering truck turns to, including connect shell 1, hydraulic pump 6 and turn
To hydraulic cylinder 14, connects 1 upper center of shell and be provided with torsion bar 2, connection 1 one side wall upper end of shell is provided with oil return pipe 3, oil return pipe 3
Connection 1 one end of shell is provided with fluid reservoir 4, hydraulic oil needed for fluid reservoir 4 is used to storage device work, 4 side of fluid reservoir
Fuel sucking pipe 5 is provided on wall, fuel sucking pipe 5 is provided with hydraulic pump 6 far from 4 one end of fluid reservoir, and hydraulic pump 6 can be incited somebody to action by fuel sucking pipe 5
Hydraulic oil extraction in fluid reservoir 4,6 one side wall of hydraulic pump middle part are provided with high-pressure oil pipe 1, and high-pressure oil pipe 1 is far from hydraulic
It pumps 6 one end and is provided with flow control valve 8, flow control valve 8 can limit the uninterrupted that hydraulic pump 6 send oil, 3 lower section of oil return pipe
It is provided with high-pressure oil pipe 29,29 one end of high-pressure oil pipe is provided with fixing seat 1, connects and is provided with high pressure on another side wall of shell 1
Oil pipe 3 11, high-pressure oil pipe 3 11 are provided with fixing seat 2 12 far from connection 1 one end of shell, and fixing seat 1 and fixing seat 2 12 can
Make high-pressure oil pipe 29 and high-pressure oil pipe 3 11 is easy to disassemble and maintenance, connects in shell 1 and be provided with steering control valve 13, turn to control
Valve 13 processed can control the flow direction of oil liquid, it can also be used to adjust the flow and pressure of oil liquid, connection 1 lower end of shell is provided with steering
Hydraulic cylinder 14,14 both ends of hydraulic steering cylinder are provided with sealing shroud 15, and connecting rod 16, hydraulic steering cylinder 14 are provided in sealing shroud 15
It is inside provided with piston 17, is provided with piston rod 18 in the middle part of 17 two sidewalls of piston, piston rod 18 is provided with company far from 17 one end of piston
Spindle 19, sealing shroud 15 play the role of dust-proof, can be used to protect connecting shaft 19, sealing cover 20 is provided on piston rod 18, seal
It is provided with pressure sensor 21 in 20 one side wall of lid, pressure sensor 21 can pressure between real-time monitoring piston 17 and sealing cover 20
Power.
Wherein, connection shell 1 and hydraulic steering cylinder 14 weld, torsion bar 2 with connect 1 grafting of shell, oil return pipe 3 with connect shell 1 and
Fluid reservoir 4 is grafting, and fuel sucking pipe 5 and fluid reservoir 4 and hydraulic pump 6 are grafting, fixing seat 1 and fixing seat 2 12 at
Type is on hydraulic steering cylinder 14, high-pressure oil pipe 1 and hydraulic pump 6 and to connect shell 1 be grafting, flow control valve 8 with connect shell 1
It is connected by screw to, high-pressure oil pipe 29 and fixing seat 1 and to connect shell 1 be grafting, piston 17 and hydraulic steering cylinder 14 are sliding
Dynamic connection, piston rod 18 and piston 17 weld, and sealing cover 20 is connect with 14 interference of hydraulic steering cylinder, pressure sensor 21 and sealing
Lid 20 is connected by screw to, and piston rod 18 is slidably connected with sealing cover 20, the model PTS410 of pressure sensor 21.
The working principle for the hydraulic device that a kind of control engineering truck that the utility model is mentioned turns to: hydraulic pump 6 passes through
Fuel sucking pipe 5 extracts the hydraulic oil in fluid reservoir 4 out, then is sent into connection shell 1 by high-pressure oil pipe 1, in steering control valve 13
Under effect, hydraulic oil is flowed into high-pressure oil pipe 29 or high-pressure oil pipe 3 11, the flow direction that steering control valve 13 passes through control hydraulic oil
Slide piston 17 in hydraulic steering cylinder 14, so that piston rod 18 is pushed, to reach the mesh that assist driver makes Vehicular turn
, flow control valve 8 can limit the uninterrupted that hydraulic pump 6 send oil, and the sealing shroud 15 with dustproof effect can protect connection
Axis 19, pressure sensor 21 can pressure between real-time monitoring piston 17 and sealing cover 20, and extremely by monitoring information Real-time Feedback
Vehicle centre console, so that personnel adjust 14 internal pressure of hydraulic steering cylinder by flow control valve 8, hydraulic pump 6 and steering control valve 13
Power extends the service life of device.
Embodiment described above is only that preferred embodiments of the present invention are described, not practical to this
Novel conception and scope is defined.Without departing from the design concept of the present utility model, ordinary people in the field couple
The all variations and modifications that the technical solution of the utility model is made, should fall within the protection scope of the present utility model, this reality
With novel claimed technology contents, it is all described in the claims.
Claims (7)
1. a kind of hydraulic device that control engineering truck turns to, it is characterised in that: including connection shell (1), hydraulic pump (6) and turn to
Hydraulic cylinder (14), connection shell (1) upper center are provided with torsion bar (2), and connection shell (1) the one side wall upper end is provided with back
Oil pipe (3), the oil return pipe (3) are provided with fluid reservoir (4) far from described connection shell (1) one end, fluid reservoir (4) one side wall
On be provided with fuel sucking pipe (5), the fuel sucking pipe (5) is provided with the hydraulic pump (6) far from the fluid reservoir (4) one end, described
High-pressure oil pipe one (7) is provided in the middle part of hydraulic pump (6) one side wall, the high-pressure oil pipe one (7) is far from the hydraulic pump (6) one end
It is provided with flow control valve (8), is provided with high-pressure oil pipe two (9), the high-pressure oil pipe two (9) one below the oil return pipe (3)
End is provided with fixing seat one (10), is provided with high-pressure oil pipe three (11), the high-pressure oil pipe on another side wall of the connection shell (1)
Three (11) are provided with fixing seat two (12) far from described connection shell (1) one end, are provided with steering control valve in the connection shell (1)
(13), connection shell (1) lower end is provided with the hydraulic steering cylinder (14), and hydraulic steering cylinder (14) both ends are provided with close
Big envelope (15), the sealing shroud (15) is interior to be provided with connecting rod (16), is provided with piston (17) in the hydraulic steering cylinder (14),
It is provided with piston rod (18) in the middle part of piston (17) two sidewalls, the piston rod (18) is arranged far from the piston (17) one end
Have connecting shaft (19), be provided with sealing cover (20) on the piston rod (18), is provided with pressure in sealing cover (20) one side wall
Force snesor (21).
2. a kind of hydraulic device that control engineering truck turns to according to claim 1, it is characterised in that: the connection shell
(1) it is welded with the hydraulic steering cylinder (14), the torsion bar (2) and connection shell (1) grafting, the oil return pipe (3) and institute
It states connection shell (1) and the fluid reservoir (4) is grafting, the fuel sucking pipe (5) and the fluid reservoir (4) and the hydraulic pump
It (6) is grafting.
3. a kind of hydraulic device that control engineering truck turns to according to claim 1, it is characterised in that: the fixing seat
One (10) and the fixing seat two (12) take shape on the hydraulic steering cylinder (14), the high-pressure oil pipe one (7) with it is described
Hydraulic pump (6) and the connection shell (1) are grafting.
4. a kind of hydraulic device that control engineering truck turns to according to claim 1, it is characterised in that: the flow control
Valve (8) processed is connected by screw to the connection shell (1), the high-pressure oil pipe two (9) and the fixing seat one (10) and described
Connecting shell (1) is grafting.
5. a kind of hydraulic device that control engineering truck turns to according to claim 1, it is characterised in that: the piston
(17) it is slidably connected with the hydraulic steering cylinder (14), the piston rod (18) and the piston (17) are welded, the sealing cover
(20) it is connect with the hydraulic steering cylinder (14) interference.
6. a kind of hydraulic device that control engineering truck turns to according to claim 1, it is characterised in that: the pressure passes
Sensor (21) is connected by screw to the sealing cover (20), and the piston rod (18) is slidably connected with the sealing cover (20).
7. a kind of hydraulic device that control engineering truck turns to according to claim 1, it is characterised in that: the pressure passes
The model PTS410 of sensor (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821745662.1U CN208855711U (en) | 2018-10-26 | 2018-10-26 | A kind of hydraulic device that control engineering truck turns to |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821745662.1U CN208855711U (en) | 2018-10-26 | 2018-10-26 | A kind of hydraulic device that control engineering truck turns to |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208855711U true CN208855711U (en) | 2019-05-14 |
Family
ID=66421511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821745662.1U Expired - Fee Related CN208855711U (en) | 2018-10-26 | 2018-10-26 | A kind of hydraulic device that control engineering truck turns to |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208855711U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112640607A (en) * | 2019-10-21 | 2021-04-13 | 丰疆智能科技股份有限公司 | Rebounding device and agricultural machine serving as industrial machine lifting device |
-
2018
- 2018-10-26 CN CN201821745662.1U patent/CN208855711U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112640607A (en) * | 2019-10-21 | 2021-04-13 | 丰疆智能科技股份有限公司 | Rebounding device and agricultural machine serving as industrial machine lifting device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190514 Termination date: 20191026 |