CN214945411U - Cylinder valve system for RGV (remote target volume) physical control board vehicle - Google Patents
Cylinder valve system for RGV (remote target volume) physical control board vehicle Download PDFInfo
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- CN214945411U CN214945411U CN202121346211.2U CN202121346211U CN214945411U CN 214945411 U CN214945411 U CN 214945411U CN 202121346211 U CN202121346211 U CN 202121346211U CN 214945411 U CN214945411 U CN 214945411U
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- valve
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- rgv
- oil
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- 238000007789 sealing Methods 0.000 claims description 12
- 238000009434 installation Methods 0.000 abstract description 5
- 230000010354 integration Effects 0.000 abstract description 3
- 239000012530 fluid Substances 0.000 abstract 4
- 239000003921 oil Substances 0.000 description 37
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000007246 mechanism Effects 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 relates to a RGV thing accuse board is automobile-used cylinder valve system, including cylinder body, setting at the end cover at cylinder body both ends, set up at the piston of cylinder body inner chamber and set up the piston rod on the piston, be provided with two external hydraulic fluid ports that communicate cylinder body inner chamber on the cylinder body, be provided with the installing port on the cylinder body, be provided with the overflow valve in the installing port, be provided with two oil ducts in the cylinder body, two oil ducts communicate installing port and two external hydraulic fluid ports respectively, the oil inlet and one of them external hydraulic fluid port intercommunication of overflow valve, the oil-out and another external hydraulic fluid port intercommunication of overflow valve. The utility model discloses with the overflow valve integration on the cylinder body of pneumatic cylinder, both reduced installation space, reduced external pipeline, reduced the risk of leaking.
Description
Technical Field
The utility model relates to a pneumatic cylinder technical field, in particular to automobile-used cylinder valve system of RGV thing accuse board.
Background
The hydraulic cylinder is used for a double-acting hydraulic cylinder in an RGV trolley lifting mechanism, and during the process of lifting cargoes by the RGV trolley, the pressure in the hydraulic cylinder can be increased sharply due to the sharp change of load, so that the cylinder barrel is deformed or even broken, and the working pressure of the hydraulic cylinder is limited by an overflow valve frequently.
The existing overflow valve mounting mode generally adopts a parallel connection mode, a branch port is formed on a main pipeline and then connected with an overflow valve, the outlet end of the overflow valve is connected back to a main oil tank, the mounting mode needs a larger mounting space, and the external pipeline is easy to leak.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a RGV thing accuse board is automobile-used cylinder valve system, with the overflow valve integration on the cylinder body of pneumatic cylinder, avoid taking place to leak.
The above object of the present invention can be achieved by the following technical solutions: the cylinder valve system for the RGV object control panel vehicle comprises a cylinder body, end covers arranged at two ends of the cylinder body, a piston arranged in an inner cavity of the cylinder body and a piston rod arranged on the piston, wherein two external oil ports communicated with the inner cavity of the cylinder body are arranged on the cylinder body, an installation port is arranged on the cylinder body, an overflow valve is arranged in the installation port, two oil passages are arranged in the cylinder body, the two oil passages are respectively communicated with the installation port and the two external oil ports, an oil inlet of the overflow valve is communicated with one of the external oil ports, and an oil outlet of the overflow valve is communicated with the other external oil port.
Preferably, the overflow valve comprises a valve body arranged in the mounting opening, a valve core and a valve block arranged in the valve body, and a spring connected between the valve block and the valve core, wherein an oil inlet and an oil outlet are formed in one end of the valve body extending into the mounting opening, the end of the valve core is jacked into the oil inlet, and an adjusting assembly is arranged at the other end of the valve body.
Preferably, one end of the valve core extending into the oil inlet is of a conical structure.
Preferably, the adjusting assembly comprises an adjusting screw rod and an adjusting nut, one end of the adjusting screw rod extends into the valve body and is connected with the valve block, the valve block is movably arranged in the valve body, and the adjusting nut is screwed at the outer end of the adjusting screw rod.
Preferably, the valve block is provided with a first sealing ring, and the first sealing ring is arranged between the outer wall of the valve block and the inner wall of the valve body.
Preferably, the mounting opening is an internal thread hole, and the valve body is screwed in the mounting opening.
Preferably, the inner walls of the two ends of the cylinder body are provided with internal threads, and the end covers are screwed in the cylinder body.
Preferably, the piston is provided with at least two second sealing rings, and the second sealing rings are axially distributed at intervals.
The utility model has the advantages that: the utility model discloses with the overflow valve integration on the cylinder body of pneumatic cylinder, both reduced installation space, reduced external pipeline, reduced the risk of leaking.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken at A-A in an embodiment of the present invention;
FIG. 3 is a sectional view of an overflow valve in an embodiment of the present invention;
in the figure: 1-cylinder body, 101-external oil port, 2-end cover, 3-piston, 4-piston rod, 5-overflow valve, 501-valve body, 502-valve core, 503-spring, 504-valve block, 505-adjusting screw rod, 506-adjusting nut, 507-oil inlet, 508-oil outlet, 509-first sealing ring and 6-second sealing ring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent laws within the scope of the claims of the present invention.
Example (b): as shown in fig. 1, 2 and 3, the RGV console cylinder valve system for vehicles includes a cylinder body 1, end caps 2 disposed at both ends of the cylinder body 1, a piston 3 disposed in an inner cavity of the cylinder body 1, and a piston rod 4 disposed on the piston 3. Internal threads are arranged on the inner walls of the two ends of the cylinder body 1, and the two end covers 2 are in threaded connection in the cylinder body 1. The piston 3 and the piston rod 4 are of an integral structure, and two ends of the piston rod 4 respectively penetrate through the two end covers 2.
At least two second sealing rings 6 are arranged on the piston 3, and the second sealing rings 6 are distributed at intervals in the axial direction. The number of the second seal rings 6 is two in this embodiment.
The cylinder body 1 is provided with two external oil ports 101 communicated with the inner cavity of the cylinder body 1, the two external oil ports 101 are respectively arranged on the left side and the right side of the piston 3, and the two external oil ports 101 are respectively used for connecting an external oil inlet pipe and an external oil return pipe.
The cylinder body 1 is provided with a mounting port, the inside of the mounting port is provided with an overflow valve 5, the wall of the cylinder body 1 is provided with two oil ducts, the two oil ducts are respectively communicated with the mounting port and two external oil ports 101, an oil inlet 507 of the overflow valve 5 is communicated with one of the external oil ports 101, and an oil outlet 508 of the overflow valve 5 is communicated with the other external oil port 101. When the oil pressure of external oil inlet pipe surpassed the set pressure of overflow valve 5, the hydraulic oil in the external oil inlet pipe directly passes through overflow valve 5 and discharges from external oil return pipe for the oil pressure of cylinder body 1 is controlled within safe scope all the time, prevents to take place accidents such as pneumatic cylinder fracture.
As shown in fig. 3, the relief valve 5 includes a valve body 501 arranged in the mounting opening, a valve core 502 and a valve block 504 arranged in the valve body 501, and a spring 503 connected between the valve block 504 and the valve core 502, wherein an oil inlet 507 and an oil outlet 508 are arranged at one end of the valve body 501 extending into the mounting opening, an end of the valve core 502 is lifted into the oil inlet 507, and one end of the valve core 502 extending into the oil inlet 507 is in a conical structure.
The mounting opening is an internal threaded hole, and the valve body 501 is screwed in the mounting opening.
The other end of the valve body 501 is provided with an adjusting assembly, the adjusting assembly comprises an adjusting screw 505 and an adjusting nut 506, one end of the adjusting screw 505 extends into the valve body 501 and is connected with the valve block 504, the valve block 504 is movably arranged in the valve body 501, and the adjusting nut 506 is screwed on the outer end of the adjusting screw 505. The valve block 504 is provided with a first seal ring 509, and the first seal ring 509 is provided between the outer wall of the valve block 504 and the inner wall of the valve body 501.
Claims (8)
- The cylinder valve system for the RGV object control board comprises a cylinder body (1), end covers (2) arranged at two ends of the cylinder body (1), a piston (3) arranged in an inner cavity of the cylinder body (1) and a piston rod (4) arranged on the piston (3), wherein two external oil ports (101) which are communicated with the inner cavity of the cylinder body (1) are arranged on the cylinder body (1), and the cylinder valve system is characterized in that: the oil cylinder is characterized in that a mounting port is formed in the cylinder body (1), an overflow valve (5) is arranged in the mounting port, two oil ducts are arranged in the cylinder body (1), the two oil ducts are respectively communicated with the mounting port and two external oil ports (101), an oil inlet (507) of the overflow valve (5) is communicated with one of the external oil ports (101), and an oil outlet (508) of the overflow valve (5) is communicated with the other external oil port (101).
- 2. The RGV thing control panel vehicular cylinder valve system of claim 1, characterized in that: the overflow valve (5) comprises a valve body (501) arranged in the mounting opening, a valve core (502) and a valve block (504) arranged in the valve body (501) and a spring (503) connected between the valve block (504) and the valve core (502), an oil inlet (507) and an oil outlet (508) are formed in one end, extending into the mounting opening, of the valve body (501), the end portion of the valve core (502) is jacked into the oil inlet (507), and an adjusting assembly is arranged at the other end of the valve body (501).
- 3. The RGV thing control panel vehicular cylinder valve system of claim 2, characterized in that: one end of the valve core (502) extending into the oil inlet (507) is of a conical structure.
- 4. The RGV thing control panel vehicular cylinder valve system of claim 2, characterized in that: the adjusting assembly comprises an adjusting screw rod (505) and an adjusting nut (506), one end of the adjusting screw rod (505) extends into the valve body (501) and is connected with a valve block (504), the valve block (504) is movably arranged in the valve body (501), and the adjusting nut (506) is screwed at the outer end of the adjusting screw rod (505).
- 5. The RGV thing control panel vehicular cylinder valve system of claim 4, characterized in that: a first sealing ring (509) is arranged on the valve block (504), and the first sealing ring (509) is arranged between the outer wall of the valve block (504) and the inner wall of the valve body (501).
- 6. The RGV thing control panel vehicular cylinder valve system of claim 2, characterized in that: the mounting opening is an internal thread hole, and the valve body (501) is in threaded connection with the mounting opening.
- 7. The RGV thing control panel vehicular cylinder valve system of claim 1, characterized in that: internal threads are arranged on the inner walls of the two ends of the cylinder body (1), and the end cover (2) is in threaded connection with the inside of the cylinder body (1).
- 8. The RGV thing control panel vehicular cylinder valve system of claim 1, characterized in that: at least two second sealing rings (6) are arranged on the piston (3), and the second sealing rings (6) are axially distributed at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121346211.2U CN214945411U (en) | 2021-06-17 | 2021-06-17 | Cylinder valve system for RGV (remote target volume) physical control board vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121346211.2U CN214945411U (en) | 2021-06-17 | 2021-06-17 | Cylinder valve system for RGV (remote target volume) physical control board vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214945411U true CN214945411U (en) | 2021-11-30 |
Family
ID=79051617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121346211.2U Active CN214945411U (en) | 2021-06-17 | 2021-06-17 | Cylinder valve system for RGV (remote target volume) physical control board vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214945411U (en) |
-
2021
- 2021-06-17 CN CN202121346211.2U patent/CN214945411U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhejiang Hulian New Energy Industry Technology Service Co.,Ltd. Assignor: HUZHOU SHENGLI HYDRAULIC Co.,Ltd. Contract record no.: X2023330000890 Denomination of utility model: RGV Material Control Board Vehicle Cylinder Valve System Granted publication date: 20211130 License type: Common License Record date: 20231208 |