CN211666966U - Gas-liquid integrated balance oil cylinder - Google Patents
Gas-liquid integrated balance oil cylinder Download PDFInfo
- Publication number
- CN211666966U CN211666966U CN201922321509.7U CN201922321509U CN211666966U CN 211666966 U CN211666966 U CN 211666966U CN 201922321509 U CN201922321509 U CN 201922321509U CN 211666966 U CN211666966 U CN 211666966U
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- Prior art keywords
- cylinder
- oil
- electromagnetic directional
- directional valve
- gas
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- Expired - Fee Related
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- 239000007788 liquid Substances 0.000 title claims abstract description 15
- 230000000694 effects Effects 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims description 23
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 4
- 241001330002 Bambuseae Species 0.000 claims description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 4
- 239000011425 bamboo Substances 0.000 claims description 4
- 239000003921 oil Substances 0.000 description 56
- 239000010720 hydraulic oil Substances 0.000 description 20
- 239000007789 gas Substances 0.000 description 16
- 230000033001 locomotion Effects 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 238000004146 energy storage Methods 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
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Abstract
The utility model relates to a hydro-cylinder device field especially relates to a gas-liquid integral type balance cylinder, include first cylinder, set up in the second cylinder of first cylinder one side, first cylinder passes through the oil circuit board and is connected with the second cylinder, the oil circuit board still is provided with first electromagnetic directional valve and second electromagnetic directional valve, first cylinder cavity position activity is provided with the piston rod, first cylinder still includes sealed end, sealed end is external to have leads oil pipe, it connects in first electromagnetic directional valve and second electromagnetic directional valve to lead oil pipe, second cylinder cavity position activity is provided with balanced piston, the second cylinder is kept away from oil circuit board one end and is provided with the inflation valve that is used for filling high-pressure gas. The utility model provides a small, occupation space is little, simple structure's gas-liquid integral type balance cylinder.
Description
Technical Field
The utility model relates to a hydro-cylinder device field especially relates to a gas-liquid integral type balance cylinder.
Background
The oil cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and makes linear reciprocating motion (or swinging motion). The reciprocating motion device has simple structure and reliable work, can reduce a speed reducer when used for realizing reciprocating motion, has no transmission clearance, and moves stably, thereby being widely applied to hydraulic systems of various machines.
The existing oil cylinder generally realizes the motion balance of the oil cylinder through an external energy accumulator and an external general gas station, and the oil cylinder has the advantages of complex design structure, large size, increased occupied volume and increased use cost.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a small, occupation space is little, simple structure's gas-liquid integral type balance cylinder.
The utility model adopts the following technical scheme:
the utility model provides a gas-liquid integral type balance cylinder, includes first cylinder, sets up in the second cylinder of first cylinder one side, first cylinder passes through the oil circuit board and is connected with the second cylinder, the oil circuit board still is provided with first electromagnetic directional valve and second electromagnetic directional valve, first cylinder cavity position activity is provided with the piston rod, first cylinder still includes sealed end, sealed end is external to have leads oil pipe, it connects in first electromagnetic directional valve and second electromagnetic directional valve to lead oil pipe, second cylinder cavity position activity is provided with balanced piston, the second cylinder is kept away from oil circuit board one end and is provided with the inflation valve that is used for filling high-pressure gas.
The further improvement of the technical scheme is that the first cylinder further comprises a first rear cover, a first oil way is formed in the first rear cover, and the first electromagnetic directional valve is connected to the first cylinder through the first oil way.
The further improvement of the technical scheme is that the second cylinder barrel further comprises an inflatable sealing cover and a second rear cover, the inflation valve is installed on the inflatable sealing cover, a second oil path is formed in the second rear cover, and the second electromagnetic directional valve is connected to the second cylinder barrel through the second oil path.
The further improvement of the technical scheme is that the contact position of the inflatable sealing cover and the second cylinder barrel is provided with a front sealing ring, and the contact position of the second rear cover and the second cylinder barrel is provided with a rear sealing ring.
The technical proposal is further improved in that the oil guide pipe is a seamless steel oil guide pipe.
The utility model has the advantages that:
1. the utility model comprises a first cylinder, a second cylinder arranged at one side of the first cylinder, the first cylinder is connected with the second cylinder through an oil circuit board, the oil circuit board is also provided with a first electromagnetic directional valve and a second electromagnetic directional valve, the hollow position of the first cylinder is movably provided with a piston rod, the first cylinder also comprises a sealing end, the sealing end is externally connected with an oil guide pipe, the oil guide pipe is connected with the first electromagnetic directional valve and the second electromagnetic directional valve, the hollow position of the second cylinder is movably provided with a balance piston, one end of the second cylinder far away from the oil circuit board is provided with an inflation valve for filling high-pressure gas, on the first hand, through arranging the second cylinder, and performing high-pressure gas sealing design at one side of the second cylinder, on the other side, performing hydraulic oil sealing design, one side of the second cylinder is filled with high-pressure gas such as nitrogen, and the other side is connected with hydraulic oil, at this time, the balance piston under the high-pressure gas impact pushes hydraulic oil to generate power, a balance weight function is achieved for the first cylinder barrel, an external energy accumulator and an external general gas station are not needed, the product size is reduced, the occupied space is reduced, the use cost is reduced, the second aspect is provided with two electromagnetic directional valves, the control of the oil cylinder is achieved through the on-off of hydraulic oil controlled by the electromagnetic directional valves, the structure is further simplified, and the practicability is high.
2. First cylinder still including first back lid, first back lid is opened and is equipped with first oil circuit, and first electromagnetic directional valve passes through first oil circuit and connects in first cylinder, and the break-make of electromagnetic directional valve control hydraulic oil realizes the control to first cylinder, and then the piston motion of balanced first cylinder improves balanced effect, and the practicality is strong.
3. The second cylinder barrel further comprises an inflation sealing cover and a second rear cover, the inflation valve is installed on the inflation sealing cover, a second oil path is formed in the second rear cover, the second electromagnetic directional valve is connected to the second cylinder barrel through the second oil path, hydraulic oil convenient to enter the second cylinder barrel under the control of the electromagnetic directional valve can generate power under the action of high-pressure gas, the piston can push the hydraulic oil to generate power, the balance weight function is further achieved, the oil pressure driving effect is improved, and the practicability is high.
4. Aerify the closing cap and be equipped with the front seal circle with second cylinder section of thick bamboo contact position, lid and second cylinder section of thick bamboo contact position are equipped with the back sealing washer behind the second, further improve the sealing performance of second cylinder, guarantee that the second jar realizes the balance weight function, further improve oil pressure drive effect.
5. The oil guide pipe is a seamless steel oil guide pipe, the seamless steel oil guide pipe is used, the use cost is effectively reduced, the normal conveying of hydraulic oil is guaranteed, and the practicability is high.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of the first cylinder of the present invention;
fig. 3 is a cross-sectional view of the second cylinder of the present invention.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention.
As shown in fig. 1 to 3, a gas-liquid integrated balance cylinder includes a first cylinder 110 and a second cylinder 120 disposed on one side of the first cylinder 110, the first cylinder 110 is connected to the second cylinder 120 through an oil circuit board 130, the oil circuit board 130 is further provided with a first electromagnetic directional valve 131 and a second electromagnetic directional valve 132, a piston rod 111 is movably disposed at a hollow position of the first cylinder 110, the first cylinder 110 further includes a sealing end 112, the sealing end 112 is externally connected with an oil conduit 140, the oil conduit 140 is connected to the first electromagnetic directional valve 131 and the second electromagnetic directional valve 132, a balance piston 121 is movably disposed at a hollow position of the second cylinder 120, and an inflation valve 122 for filling high-pressure gas is disposed at one end of the second cylinder 120 away from the oil circuit board 130.
The first cylinder barrel 110 further comprises a first rear cover 150, a first oil path 151 is formed in the first rear cover 150, the first electromagnetic directional valve 131 is connected to the first cylinder barrel 110 through the first oil path 151, the electromagnetic directional valve controls the on-off of hydraulic oil to achieve control over the first cylinder barrel 110, piston movement of the first cylinder barrel 110 is balanced, the balancing effect is improved, and the practicability is high.
The second cylinder 120 further comprises an inflating cover 160 and a second rear cover 170, the inflating valve 122 is installed on the inflating cover 160, a second oil path 171 is formed in the second rear cover 170, the second electromagnetic directional valve 132 is connected to the second cylinder 120 through the second oil path 171, hydraulic oil can enter the second cylinder 120 under the control of the electromagnetic directional valve, under the action of high-pressure gas, the piston pushes the hydraulic oil to generate power, the balance weight function is further achieved, the oil pressure driving effect is improved, and the practicability is high.
The contact position of the inflatable sealing cover 160 and the second cylinder barrel 120 is provided with a front sealing ring 161, the contact position of the second rear cover 170 and the second cylinder barrel 120 is provided with a rear sealing ring 172, the sealing performance of the second cylinder barrel 120 is further improved, the second cylinder is guaranteed to realize the balance weight function, and the oil pressure driving effect is further improved.
The oil guide pipe 140 is a seamless steel oil guide pipe, the seamless steel oil guide pipe is used, the use cost is effectively reduced, normal conveying of hydraulic oil is guaranteed, and the practicability is high.
The utility model discloses a first cylinder 110, set up in the second cylinder 120 of first cylinder 110 one side, first cylinder 110 is connected with second cylinder 120 through the oil circuit board 130, oil circuit board 130 still is provided with first electromagnetic directional valve 131 and second electromagnetic directional valve 132, the activity of the hollow position of first cylinder 110 is provided with piston rod 111, first cylinder 110 still includes sealed end 112, sealed end 112 is external to have oil pipe 140, oil pipe 140 connects in first electromagnetic directional valve 131 and second electromagnetic directional valve 132, the activity of the hollow position of second cylinder 120 is provided with balanced piston 121, the end of second cylinder 120 far away from oil circuit board 130 is provided with inflation valve 122 for filling high-pressure gas, first aspect, through setting up second cylinder 120, and do the high-pressure gas seal design on one side of second cylinder 120, the hydraulic oil seal design is done to the opposite side, fill high-pressure gas such as nitrogen to one side of second cylinder 120, the opposite side is connected with hydraulic oil, this moment, form a piston gas-liquid energy storage equipment, balanced piston 121 under the high-pressure gas impact promotes hydraulic oil and produces power, play a balance weight function to first cylinder 110, do not need external energy storage ware and external general filling station, the product volume has been reduced, occupation space diminishes, and then reduce use cost, in the second aspect, still be provided with two solenoid directional valves, the control to the hydro-cylinder is realized to the break-make of accessible solenoid directional valve control hydraulic oil, the structure has further been simplified, therefore, the clothes hanger is strong in practicability.
The utility model discloses a theory of operation does:
the rear cover of a common oil cylinder is changed into a special-shaped structure, a second cylinder barrel 120 is additionally arranged beside a cylinder barrel of an original oil cylinder, a piston is arranged in one cylinder barrel 120, the piston is designed to be sealed by high-pressure gas and hydraulic oil at the same time, an inflating tool is additionally arranged at one end of the second cylinder barrel 120, high-pressure nitrogen is filled at one side of the piston in the second cylinder barrel 120, and hydraulic oil is added at the other side of the piston, so that a piston type gas-liquid energy storage device is formed, the hydraulic oil can be pushed to generate power for the oil cylinder through the high-pressure gas, the function of a balance weight oil cylinder is achieved, in addition, two electromagnetic valves are also arranged on the rear cover, and the on-off of the hydraulic oil can be controlled through the. The final oil cylinder can realize the same function effect without being connected with an external energy accumulator or an external general oil moving station, and has the advantages of lower use cost, smaller size and simpler and more convenient structure.
The above-mentioned embodiments only represent one embodiment of the present invention, and the description thereof is specific and detailed, but not construed as limiting the invention. It should be noted that those skilled in the art will recognize that the invention may be practiced without departing from its spirit or scope. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (5)
1. The utility model provides a gas-liquid integral type balance cylinder which characterized in that: including first cylinder, set up in the second cylinder of first cylinder one side, first cylinder passes through the oil circuit board and is connected with the second cylinder, the oil circuit board still is provided with first electromagnetic directional valve and second electromagnetic directional valve, first cylinder cavity position activity is provided with the piston rod, first cylinder still includes sealed end, sealed end is external to have leads oil pipe, it connects in first electromagnetic directional valve and second electromagnetic directional valve to lead oil pipe, second cylinder cavity position activity is provided with balanced piston, the second cylinder is kept away from oil circuit board one end and is provided with the inflation valve that is used for filling high-pressure gas.
2. The gas-liquid integrated balance oil cylinder according to claim 1, characterized in that: the first cylinder barrel further comprises a first rear cover, a first oil way is formed in the first rear cover, and the first electromagnetic directional valve is connected to the first cylinder barrel through the first oil way.
3. The gas-liquid integrated balance oil cylinder according to claim 1, characterized in that: the second cylinder barrel further comprises an inflation sealing cover and a second rear cover, the inflation valve is installed on the inflation sealing cover, a second oil path is formed in the second rear cover, and the second electromagnetic directional valve is connected to the second cylinder barrel through the second oil path.
4. The gas-liquid integrated balance oil cylinder according to claim 3, characterized in that: aerify the closing cap and be equipped with preceding sealing washer with second jar section of thick bamboo contact position, lid and second jar section of thick bamboo contact position are equipped with back sealing washer behind the second.
5. The gas-liquid integrated balance oil cylinder according to claim 1, characterized in that: the oil guide pipe is a seamless steel oil guide pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922321509.7U CN211666966U (en) | 2019-12-19 | 2019-12-19 | Gas-liquid integrated balance oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922321509.7U CN211666966U (en) | 2019-12-19 | 2019-12-19 | Gas-liquid integrated balance oil cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211666966U true CN211666966U (en) | 2020-10-13 |
Family
ID=72734175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922321509.7U Expired - Fee Related CN211666966U (en) | 2019-12-19 | 2019-12-19 | Gas-liquid integrated balance oil cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211666966U (en) |
-
2019
- 2019-12-19 CN CN201922321509.7U patent/CN211666966U/en not_active Expired - Fee Related
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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: 20201013 |