CN207795747U - A kind of self-discharging trailer double acting power unit - Google Patents
A kind of self-discharging trailer double acting power unit Download PDFInfo
- Publication number
- CN207795747U CN207795747U CN201721919822.5U CN201721919822U CN207795747U CN 207795747 U CN207795747 U CN 207795747U CN 201721919822 U CN201721919822 U CN 201721919822U CN 207795747 U CN207795747 U CN 207795747U
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- valve
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- way solenoid
- self
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Abstract
The utility model is related to a kind of self-discharging trailer double acting power units, it is drivingly connected gear pump including motor, gear pump oil inlet is connected to fuel tank by oil suction tube assembly, gear pump oil outlet is connected to function valve block, oil circuit is opened up in function valve block, it further include check valve, two position four-way solenoid valves, hydraulic cylinder, 2/2-way normally closed solenoid valve and pressure-compensated valve, in-line is connect after check valve with the P of two position four-way solenoid valves mouths, the b mouths of two position four-way solenoid valve are connected to the A working holes of hydraulic cylinder, the B working holes of the hydraulic cylinder are connect after 2/2-way normally closed solenoid valve with a of two position four-way solenoid valves mouths, the t mouths of two position four-way solenoid valve are connected to fuel tank, the pressure-compensated valve is located on the oil return line between 2/2-way normally closed solenoid valve and a mouths of two position four-way solenoid valves；This utility structure simple and compact, hydraulic stability are more preferable, can avoid the generation of oil leakage phenomenon, and easy to operate, easy for installation.
Description
Technical field
The utility model is related to hydraulic system power unit field, in particular to a kind of self-discharging trailer double acting
Power unit.
Background technology
Hydraulic drive has many advantages, such as that lighter in weight, small volume, motional inertia are small, reaction speed is fast, and hydraulic pressure can
To bear prodigious pressure, so power resources when hydraulic power unit is commonly applied to various vehicle operations；Currently, existing
Self-discharging trailer hydraulic power system volume is larger, and hydraulic stability is poor and there are certain oil leakage phenomenons.
Utility model content
Purpose of the utility model is to solve above-mentioned existing defects, and it is reliable, stable to provide a kind of safe operation
The higher self-discharging trailer double acting power unit of property.
To achieve the above object, the technical solution of the utility model is as follows：
A kind of self-discharging trailer double acting power unit, including motor are drivingly connected gear pump, and gear pump oil inlet passes through
Oil suction tube assembly is connected to fuel tank, and gear pump oil outlet is connected to function valve block, oil circuit is opened up in function valve block, and feature exists
In：Further include check valve, two position four-way solenoid valves, hydraulic cylinder, 2/2-way normally closed solenoid valve and pressure-compensated valve, in-line warp
It is connect with the P of two position four-way solenoid valves mouths after check valve, the b mouths of two position four-way solenoid valve connect with the A working holes of hydraulic cylinder
Logical, the B working holes of the hydraulic cylinder are connect after 2/2-way normally closed solenoid valve with a of two position four-way solenoid valves mouths, and described two
The t mouths of position four-way solenoid valve are connected to fuel tank, and the pressure-compensated valve is located at 2/2-way normally closed solenoid valve and two four energizations
On oil return line between a mouths of magnet valve.
Two position four-way solenoid valve is two position four-way solenoid valve of plug-in as a preferred technical solution,.
As a preferred technical solution, between the b mouths of two position four-way solenoid valve and the A working holes of hydraulic cylinder into
Oil circuit side is connected to overflow pipe one, and the overflow pipe one is connected to fuel tank, and overflow valve one is equipped on the overflow pipe one.
As a preferred technical solution, overflow pipe two, the overflow pipe are connected in the side of check valve front end oil circuit
Two are connected to fuel tank, and overflow valve two is equipped on the overflow pipe two.
The function valve block is made of aluminium alloy extrusions as a preferred technical solution,.
The beneficial effects of the utility model are：Simple and compact for structure, more preferable, the avoidable oil leakage phenomenon of hydraulic stability hair
It is raw and easy to operate, easy for installation.
Description of the drawings
Fig. 1 is a kind of hydraulic schematic diagram of self-discharging trailer double acting power unit of the utility model；
Fig. 2 is a kind of front view of self-discharging trailer double acting power unit of the utility model.
In figure：Two 1- motors, 2- gear pumps, 3- fuel tanks, 4- functions valve block, 5- check valves, 6- overflow valves two, 7- four-ways
Solenoid valve, 8- overflow valves one, 9- 2/2-ways normally closed solenoid valve, 10- pressure-compensated valves, 11- hydraulic cylinders.
Specific implementation mode
To make the structure feature to the utility model and the effect of being reached has a better understanding and awareness, to compared with
Good embodiment and attached drawing cooperation detailed description, are described as follows：
As shown in Figure 1 and 2, a kind of self-discharging trailer double acting power unit, including motor 1 are drivingly connected gear pump 2, tooth
2 oil inlet of wheel pump is connected to fuel tank 3 by oil suction tube assembly, and 2 oil outlet of gear pump is connected to function valve block 4, in function valve block 4
Oil circuit is opened up, further includes check valve 5, two position four-way solenoid valves 7, hydraulic cylinder 11,2/2-way normally closed solenoid valve 9 and pressure compensation
Valve 10, in-line are connect after check valve 5 with the P mouths of two position four-way solenoid valves 7, the b mouths and hydraulic cylinder of two position four-way solenoid valves 7
11 A working holes connection, a of the B working holes of hydraulic cylinder 11 after 2/2-way normally closed solenoid valve 9 with two position four-way solenoid valves 7
Mouthful connection, t mouths of two position four-way solenoid valves 7 be connected to fuel tank 3, pressure-compensated valve 10 be located at 2/2-way normally closed solenoid valve 9 and
On oil return line between a mouths of two position four-way solenoid valves 7.
In the present embodiment, two position four-way solenoid valves 7 are two position four-way solenoid valve of plug-in.
In the present embodiment, the in-line one between the b mouths of two position four-way solenoid valves 7 and the A working holes of hydraulic cylinder 11
Side is connected to overflow pipe one, and overflow pipe one is connected to fuel tank 3, and overflow valve 1 is equipped on overflow pipe one.
In the present embodiment, it being connected to overflow pipe two in the side of 5 front end oil circuit of check valve, overflow pipe two is connected to fuel tank 3,
Overflow valve 26 is equipped on overflow pipe two.
In the present embodiment, function valve block 4 is made of aluminium alloy extrusions.
In conclusion the only preferred embodiment of the utility model, is not used for limiting the utility model implementation
Range, equivalent change carried out by all shape, construction, feature and spirit according to described in the utility model claims range with repair
Decorations, should all be included in the right of the utility model.
Claims (5)
1. a kind of self-discharging trailer double acting power unit, including motor are drivingly connected gear pump, gear pump oil inlet passes through suction
Oil pipe component is connected to fuel tank, and gear pump oil outlet is connected to function valve block, oil circuit is opened up in function valve block, it is characterised in that：
Further include check valve, two position four-way solenoid valves, hydraulic cylinder, 2/2-way normally closed solenoid valve and pressure-compensated valve, in-line is through list
It being connect with the P of two position four-way solenoid valves mouths after to valve, the b mouths of two position four-way solenoid valve are connected to the A working holes of hydraulic cylinder,
The B working holes of the hydraulic cylinder are connect after 2/2-way normally closed solenoid valve with a of two position four-way solenoid valves mouths, described two four
The t mouths of three-way electromagnetic valve are connected to fuel tank, and the pressure-compensated valve is located at 2/2-way normally closed solenoid valve and two position four-way solenoid valves
A mouths between oil return line on.
2. a kind of self-discharging trailer double acting power unit according to claim 1, it is characterised in that：Two four-ways
Solenoid valve is two position four-way solenoid valve of plug-in.
3. a kind of self-discharging trailer double acting power unit according to claim 1, it is characterised in that：At described two four
In-line side between the b mouths and the A working holes of hydraulic cylinder of three-way electromagnetic valve is connected to overflow pipe one, the overflow pipe one and fuel tank
Connection is equipped with overflow valve one on the overflow pipe one.
4. a kind of self-discharging trailer double acting power unit according to claim 1, it is characterised in that：In the check valve
The side of front end oil circuit is connected to overflow pipe two, and the overflow pipe two is connected to fuel tank, and overflow valve is equipped on the overflow pipe two
Two.
5. a kind of self-discharging trailer double acting power unit according to claim 1, it is characterised in that：The function valve block
It is made of aluminium alloy extrusions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721919822.5U CN207795747U (en) | 2017-12-29 | 2017-12-29 | A kind of self-discharging trailer double acting power unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721919822.5U CN207795747U (en) | 2017-12-29 | 2017-12-29 | A kind of self-discharging trailer double acting power unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207795747U true CN207795747U (en) | 2018-08-31 |
Family
ID=63277247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721919822.5U Expired - Fee Related CN207795747U (en) | 2017-12-29 | 2017-12-29 | A kind of self-discharging trailer double acting power unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207795747U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110864018A (en) * | 2019-10-09 | 2020-03-06 | 江苏国朗机械制造有限公司 | Dry process granulator pinch roller clearance control system that floats |
| CN113501458A (en) * | 2021-09-10 | 2021-10-15 | 启东市宏南冶金机械有限公司 | Automatic hydraulic actuating mechanism with protection component |
-
2017
- 2017-12-29 CN CN201721919822.5U patent/CN207795747U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110864018A (en) * | 2019-10-09 | 2020-03-06 | 江苏国朗机械制造有限公司 | Dry process granulator pinch roller clearance control system that floats |
| CN113501458A (en) * | 2021-09-10 | 2021-10-15 | 启东市宏南冶金机械有限公司 | Automatic hydraulic actuating mechanism with protection component |
| CN113501458B (en) * | 2021-09-10 | 2021-11-12 | 启东市宏南冶金机械有限公司 | Automatic hydraulic actuating mechanism with protection component |
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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: 20180831 Termination date: 20211229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |