CN219774474U - Hydraulic motor follow-up integrated valve for impact bridge erection - Google Patents
Hydraulic motor follow-up integrated valve for impact bridge erection Download PDFInfo
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- CN219774474U CN219774474U CN202223579634.6U CN202223579634U CN219774474U CN 219774474 U CN219774474 U CN 219774474U CN 202223579634 U CN202223579634 U CN 202223579634U CN 219774474 U CN219774474 U CN 219774474U
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- 238000004891 communication Methods 0.000 claims abstract description 3
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 5
- 230000010354 integration Effects 0.000 claims 1
- 239000003921 oil Substances 0.000 description 78
- 230000009471 action Effects 0.000 description 7
- 239000010720 hydraulic oil Substances 0.000 description 4
- 210000001503 joint Anatomy 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model discloses a hydraulic motor follow-up integrated valve for impact bridge erection, which comprises a valve body for installing a valve core, wherein a shuttle valve group, a balance valve, an overflow valve, a hydraulic control reversing valve, a three-way pressure reducing valve, a one-way valve and a throttle valve are arranged on the valve body; the shuttle valve group comprises a shuttle valve I and a shuttle valve II, the shuttle valve I and the shuttle valve II are connected in series, the shuttle valve I is arranged between the oil paths of the ports A-B of the hydraulic motor, and the shuttle valve II is arranged between the oil path of the outlet of the shuttle valve I and the external control oil path; the balance valve and the overflow valve are arranged between the oil paths of the ports A-B of the hydraulic motor; the hydraulic control reversing valve is arranged between the oil paths of the ports A-B of the hydraulic motor behind the overflow valve; the three-way pressure reducing valve is arranged in a serial connection mode on an oil outlet oil way of the shuttle valve II; the one-way valve is arranged on the control oil path of the hydraulic control reversing valve in a parallel mode; the throttle valve is arranged on the A port oil way, the B port oil way and the A-B port communication oil way of the hydraulic motor in a serial connection mode. The utility model can realize the follow-up function of the hydraulic motor and occupies small space.
Description
Technical Field
The utility model relates to the technical field of emergency rescue equipment, in particular to a hydraulic motor follow-up integrated valve for impact bridge erection.
Background
Impact bridge for ensuring that front combat forces can overcome trench barriers under enemy fire, bridge joints are generally stacked and loaded on a tank foundation and erected by a mechanical device. In the process of butt joint of bridge joints, the hydraulic motor on the driving device is required to be adjusted to a follow-up state, but the control valve set in front of the existing hydraulic motor is relatively complex, related hydraulic valve assemblies are more, functions are insufficient, the hydraulic valve assemblies are distributed and arranged in a scattered manner, occupied space and weight are large, failure rate is high, reliability is poor, and the hydraulic valve assembly is not suitable for a severe battlefield environment.
Disclosure of Invention
In view of the above, the present utility model provides a hydraulic motor servo integrated valve for impact bridge erection, which can realize the servo function of the hydraulic motor and occupies a small space.
The technical scheme adopted by the utility model is as follows:
the hydraulic motor follow-up integrated valve for the impact bridge erection comprises a valve body for mounting a valve core, wherein a shuttle valve group, a balance valve, an overflow valve, a hydraulic control reversing valve, a three-way pressure reducing valve, a one-way valve and a throttle valve are arranged on the valve body;
the shuttle valve group comprises a shuttle valve I and a shuttle valve II, the shuttle valve I and the shuttle valve II are connected in series, the shuttle valve I is arranged between the oil paths of the ports A-B of the hydraulic motor, and the shuttle valve II is arranged between the oil path of the outlet of the shuttle valve I and the external control oil path; the balance valve and the overflow valve are arranged between the oil paths of the ports A-B of the hydraulic motor; the hydraulic control reversing valve is arranged between the oil paths of the ports A-B of the hydraulic motor behind the overflow valve; the three-way pressure reducing valve is arranged in a serial connection mode on an oil outlet oil way of the shuttle valve II; the one-way valve is arranged on a control oil path of the hydraulic control reversing valve in a parallel connection mode; the throttle valve is arranged on an A port oil way, a B port oil way and an A-B port communication oil way of the hydraulic motor in a serial connection mode.
Further, the hydraulic motor follow-up integrated valve further comprises a hanging ring, and the hanging ring is in threaded connection with the opposite angle of the valve body.
Further, the hydraulic motor follow-up integrated valve further comprises a pressure measuring connector, and the pressure measuring connector is arranged in an A port oil way, a B port oil way and a hydraulic control reversing valve control oil way of the hydraulic motor in a parallel connection mode.
Further, the shuttle valve I and the shuttle valve II are arranged in corresponding mounting holes on the valve body in a vertical inserting mode; the balance valve and the overflow valve are arranged in the corresponding mounting holes on the valve body in a side-by-side vertical inserting mode; the hydraulic control reversing valve is arranged in a corresponding mounting hole on the valve body in a horizontal inserting mode; the three-way pressure reducing valve is arranged in a corresponding mounting hole on the valve body in a vertical inserting manner; the one-way valve is arranged in a corresponding mounting hole on the valve body in a horizontal inserting mode; the throttle valve is installed in the corresponding installation holes on the valve body in a parallel vertical insertion mode.
Further, the pressure measuring connector is installed in the corresponding installation hole on the upper surface of the valve body in a vertical inserting mode.
Further, the valve body is cuboid, and the valve body is provided with a mounting hole and an oil path channel for the insertion of the valve core.
The beneficial effects are that:
1. the utility model integrates various valve cores on the valve body, is arranged in a centralized way, occupies small space and can realize the follow-up function of the hydraulic motor; secondly, the adopted shuttle valve can select control oil of different input oil ways; the adopted balance valve can prevent the hydraulic motor from rotating under the action of external force; the overflow valve can prevent the system pressure from exceeding a safety value; the adopted three-way pressure reducing valve can reduce the pressure of control oil and avoid damaging a subsequent executive component by overpressure; the throttle valve can control the flow rate after the oil way is communicated.
2. The lifting ring is arranged and used for achieving the lifting function of the whole integrated valve.
3. The pressure measuring joint provided by the utility model can test the pressure of an oil way in working.
4. The layout of each valve core on the valve body ensures that the integrated valve occupies smaller space and weight and is better suitable for severe battlefield environments.
Drawings
FIG. 1 is a hydraulic schematic of the present utility model;
fig. 2 is a system composition diagram of the present utility model.
The device comprises a 1-shuttle valve group, a 2-balance valve, a 3-overflow valve, a 4-hydraulic control reversing valve, a 5-three-way pressure reducing valve, a 6-one-way valve, a 7-throttle valve, an 8-lifting ring, a 9-pressure measuring connector, a 10-valve body, an 11-shuttle valve I and a 12-shuttle valve II.
Detailed Description
The utility model will now be described in detail by way of example with reference to the accompanying drawings.
The utility model provides a hydraulic motor follow-up integrated valve for impact bridge erection, as shown in figure 2, comprising a valve body 10 for mounting a valve core, wherein the valve body 10 is cuboid, and is made of metal materials, the valve body 10 is provided with a mounting hole and an oil path channel for the valve core to be inserted, and the valve body 10 is provided with: shuttle valve group 1, balanced valve 2, overflow valve 3, pilot operated switching-over valve 4, three-way relief valve 5, check valve 6, choke valve 7, pressure measurement joint 9 and rings 8.
As shown in fig. 1, the shuttle valve group 1 comprises a shuttle valve i 11 and a shuttle valve ii 12, the shuttle valve i 11 and the shuttle valve ii 12 are connected in series, the shuttle valve i 11 is installed between the oil paths of the ports a-B of the hydraulic motor, and the shuttle valve ii 12 is installed between the oil path of the outlet of the shuttle valve i 11 and the external control oil path. The shuttle valve group 1 can provide control oil for a downstream system under the action of control oil of different input oil ways, and is installed in corresponding installation holes on the valve body 10 in a vertical inserting mode. The shuttle valve I11 can take the pressure oil in the oil way A or the oil way B as control oil to output according to the pressure, and the shuttle valve II 12 can take the pressure oil in the oil way at the outlet of the shuttle valve I11 or the external control oil way as control oil to output.
The balance valve 2 and the overflow valve 3 are both arranged between the oil ways of the ports A-B of the hydraulic motor, and are used for preventing the hydraulic motor from rotating under the action of external force and the system pressure from exceeding a safety value, and are arranged in corresponding mounting holes on the valve body 10 in a side-by-side vertical insertion mode. The balance valve 2 and the overflow valve 3 are two, and the two-way action is that the oil way of the ports A-B of the hydraulic motor is used for both oil inlet and oil return.
The hydraulic control reversing valve 4 is arranged between the oil paths of the ports A-B of the hydraulic motor behind the overflow valve 3, and can be opened under the action of hydraulic control oil, so that the oil paths of the ports A-B of the hydraulic motor are communicated, and the hydraulic control reversing valve is arranged in corresponding mounting holes on the valve body 10 in a horizontal inserting mode. The control oil of the hydraulic control reversing valve 4 comes from external control oil on the valve body 10.
The three-way pressure reducing valve 5 is arranged in the oil outlet oil way of the shuttle valve II 12 in a serial connection mode, can reduce the pressure of control oil, and is arranged in a corresponding mounting hole on the valve body 10 in a vertical inserting mode. The three-way pressure reducing valve 5 can reduce the control oil pressure and avoid the damage of the following actuating elements caused by overpressure.
The one-way valve 6 is arranged on the control oil path of the hydraulic control reversing valve 4 in a parallel connection mode, can cut off control oil in a one-way mode, and is arranged in a corresponding mounting hole on the valve body 10 in a horizontal inserting mode. The one-way valve 6 can enable the external control oil to be discharged into the oil return path in one way.
The throttle valve 7 is arranged in series on an oil way of an opening A, an oil way of an opening B and an oil way of an opening A-B of the hydraulic motor, is used for controlling the flow rate after the oil way is communicated, and is installed in corresponding installation holes on the valve body 10 in a parallel vertical insertion mode. The throttle valve 7 can be adjusted as required to adjust the flow rate of the oil passage to the flow rate required by the oil passage.
The pressure measuring joint 9 is arranged in parallel on an oil way of an opening A and an oil way of an opening B of the hydraulic motor and a control oil way of the hydraulic control reversing valve 4, is used for testing the pressure of each oil way and is arranged in a corresponding mounting hole on the upper surface of the valve body 10 in a vertical inserting mode. The pressure measuring joint 9 can test the pressure of an oil way in operation.
The lifting ring 8 is used for a lifting function, and the lifting ring 8 is in threaded connection with the upper surface diagonal position of the valve body 10.
Hydraulic motor follow-up principle: during normal operation, the oil way at the port A and the oil way at the port B of the hydraulic motor are respectively used for oil inlet and oil return, at the moment, the external control oil way is used for oil-free liquid input, the hydraulic motor is driven by hydraulic oil at the oil way at the port A or the oil way at the port B, and the hydraulic motor is rotated forwards or reversely under the action of the balance valve 2 and the overflow valve 3 to normally operate; when the hydraulic motor is required to follow, the oil way of the port A and the oil way of the port B of the hydraulic motor are not provided with hydraulic oil input, at the moment, the external control oil way is provided with hydraulic oil input, the hydraulic control reversing valve 4 is pushed to act, the oil way of the port A and the oil way of the port B of the hydraulic motor are communicated, at the moment, the hydraulic motor can rotate in a follow-up way under the action of external force, and because the oil way of the port A and the oil way of the port B are communicated, the hydraulic oil circularly flows through the inside of the hydraulic motor and the oil way of the port A-B, so that the follow-up function of the hydraulic motor is realized.
In summary, the above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The hydraulic motor follow-up integrated valve for the impact bridge erection is characterized by comprising a valve body for mounting a valve core, wherein a shuttle valve group, a balance valve, an overflow valve, a hydraulic control reversing valve, a three-way pressure reducing valve, a one-way valve and a throttle valve are arranged on the valve body;
the shuttle valve group comprises a shuttle valve I and a shuttle valve II, the shuttle valve I and the shuttle valve II are connected in series, the shuttle valve I is arranged between the oil paths of the ports A-B of the hydraulic motor, and the shuttle valve II is arranged between the oil path of the outlet of the shuttle valve I and the external control oil path; the balance valve and the overflow valve are arranged between the oil paths of the ports A-B of the hydraulic motor; the hydraulic control reversing valve is arranged between the oil paths of the ports A-B of the hydraulic motor behind the overflow valve; the three-way pressure reducing valve is arranged in a serial connection mode on an oil outlet oil way of the shuttle valve II; the one-way valve is arranged on a control oil path of the hydraulic control reversing valve in a parallel connection mode; the throttle valve is arranged on an A port oil way, a B port oil way and an A-B port communication oil way of the hydraulic motor in a serial connection mode.
2. The hydraulic motor follower integrated valve for impact bridge erection of claim 1, further comprising a bail threadably connected at opposite corners of the valve body.
3. The hydraulic motor follow-up integration valve for impact bridge erection of claim 1, further comprising a pressure tap disposed in parallel to the hydraulic motor a port oil passage, the B port oil passage, and the pilot operated directional valve control oil passage.
4. A hydraulic motor servo-integrated valve for impact bridge erection according to any one of claims 1-3, wherein the shuttle valve i and the shuttle valve ii are mounted in corresponding mounting holes in the valve body in a vertical insertion manner; the balance valve and the overflow valve are arranged in the corresponding mounting holes on the valve body in a side-by-side vertical inserting mode; the hydraulic control reversing valve is arranged in a corresponding mounting hole on the valve body in a horizontal inserting mode; the three-way pressure reducing valve is arranged in a corresponding mounting hole on the valve body in a vertical inserting manner; the one-way valve is arranged in a corresponding mounting hole on the valve body in a horizontal inserting mode; the throttle valve is installed in the corresponding installation holes on the valve body in a parallel vertical insertion mode.
5. A hydraulic motor servo integrated valve for impact bridge erection according to claim 3, wherein the pressure measuring joint is mounted in a corresponding mounting hole on the upper surface of the valve body in a vertical insertion manner.
6. The hydraulic motor servo integrated valve for impact bridge erection of claim 5, wherein the valve body is a cuboid, and the valve body is provided with a mounting hole for inserting a valve core and an oil path channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223579634.6U CN219774474U (en) | 2022-12-31 | 2022-12-31 | Hydraulic motor follow-up integrated valve for impact bridge erection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223579634.6U CN219774474U (en) | 2022-12-31 | 2022-12-31 | Hydraulic motor follow-up integrated valve for impact bridge erection |
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| Publication Number | Publication Date |
|---|---|
| CN219774474U true CN219774474U (en) | 2023-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223579634.6U Active CN219774474U (en) | 2022-12-31 | 2022-12-31 | Hydraulic motor follow-up integrated valve for impact bridge erection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116085335A (en) * | 2022-12-31 | 2023-05-09 | 中国船舶重工集团应急预警与救援装备股份有限公司 | A hydraulic motor follow-up integrated valve for shock bridge erection |
-
2022
- 2022-12-31 CN CN202223579634.6U patent/CN219774474U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116085335A (en) * | 2022-12-31 | 2023-05-09 | 中国船舶重工集团应急预警与救援装备股份有限公司 | A hydraulic motor follow-up integrated valve for shock bridge erection |
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