CN204061410U - A kind of hydraulic jack erecting device - Google Patents
A kind of hydraulic jack erecting device Download PDFInfo
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- CN204061410U CN204061410U CN201420492281.2U CN201420492281U CN204061410U CN 204061410 U CN204061410 U CN 204061410U CN 201420492281 U CN201420492281 U CN 201420492281U CN 204061410 U CN204061410 U CN 204061410U
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- directional valves
- hydraulic jack
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Abstract
The utility model discloses a kind of hydraulic jack erecting device, the gas tank of high pure nitrogen is filled with in comprising, source of the gas process three linked piece, five mouthfuls of three position directional valves, one-way speed-regulating valve and hydraulic jack, described gas tank arranges source of the gas regulator, and by the inlet communication of gas transfer pipeline and described source of the gas three linked piece, the outlet of source of the gas three linked piece connects outside thread successively and leads directly to quick release coupling, air induction hose and the right angle rapid pipe joint of " L " type, another joint of " L " type right angle rapid pipe joint accesses the air inlet P mouth of five mouthfuls of three position directional valves, exhaust R mouth and the S mouth of five mouthfuls of three position directional valves all arrange noise reduction exhaust shutter, the entry/exit gas A mouth of five mouthfuls of three position directional valves and B mouth, all by corresponding, one-way speed-regulating valve import is accessed to Threaded Connector Coupling, one-way speed-regulating valve outlet is all connected with the import and export of hydraulic jack by gas-liquid crossover sub.This device can ensure hydraulic cylinder piston rod stretching out steadily, at the uniform velocity, extends the working life of oil hydraulic cylinder and Sealing thereof.
Description
Technical field
The utility model relates to a kind of hydraulic jack erecting device.
Background technique
Along with high speed development and the extensive use of hydraulics, environmental sanitation vehicles fast-developing at present, because its working environment is relatively more severe and special, function action is many and complicated, integration degree is high, hydraulic system applications is particularly extensive, also even more important to the matching requirements of hydraulic system.On rear-loading type compression type garbage truck one platform of picture basic configuration, dress just needs nine cover hydraulic jacks, on suction-type sewer scavenger one platform possessing fundamental function, dress just needs five cover hydraulic jacks, sweeper needs six cover hydraulic jacks, and in mostly being, large hydraulic oil cylinder, cylinder diameter and bar footpath larger, piston rod is pulled out to range or partial journey by needing of having during fixed installation, by manpower or by mechanical means such as chain block or utilization drivings, relatively effort, and it is firmly uneven, easily piston rod is caused bending, produce wearing and tearing and leak.Good installation and assembling mode can reduce the wearing and tearing that parts bring due to Rig up error, can reduce unnecessary machine error and outside destroy.Hydraulic jack is hydraulic system " heart ", if Rig up error, can cause unnecessary leakage and wearing and tearing, can cause the dull of actuator or decrease in efficiency.
At present, the technique assembling mode that hydraulic jack is good is not also employed, if hydraulic jack barbarous operation or firmly irregular in installation process, just can not reach designing requirement, and just leave potential safety hazard before using.In addition, turbidity test run through the assembly process of whole hydraulic system, due to the particular/special requirement of hydraulic work system function and himself control unit, are difficult to guarantee that the turbidity test of hydraulic system's media are also very fatal.At present, use nitrogen also rarely found as the example of hydraulic system cleaning element, cleaning pipeline, mostly use pressurized air to clean, and air easily causes oxidation and corrosion to hydraulic system, damages hydraulic element, reduction of service life.
Model utility content
The purpose of this utility model is for overcoming above-mentioned the deficiencies in the prior art, provides a kind of hydraulic jack erecting device.
For achieving the above object, the utility model adopts following technical proposals:
A kind of hydraulic jack erecting device, the high pressure gas holder of high-purity nitrogen is filled with in comprising, source of the gas process three linked piece, five mouthfuls of three position directional valves, one-way speed-regulating valve and hydraulic jack, described gas tank arranges source of the gas regulator, and by the inlet communication of gas transfer pipeline and described source of the gas three linked piece, the outlet of source of the gas three linked piece connects outside thread successively and leads directly to quick release coupling, air induction hose and the right angle rapid pipe joint of " L " type, the air inlet P mouth of the described five mouthfuls of three position directional valves of another joint access of described " L " type right angle rapid pipe joint, exhaust R mouth and the S mouth of described five mouthfuls of three position directional valves all arrange noise reduction exhaust shutter, the entry/exit gas A mouth of described five mouthfuls of three position directional valves and B mouth, all by corresponding, one-way speed-regulating valve import is accessed to Threaded Connector Coupling, described one-way speed-regulating valve outlet is all provided with two corresponding place's outside threads and leads directly to quick release coupling, described two place's outside threads lead directly to quick release coupling and tap into/air-out hose, the end of described entry/exit gas flexible pipe connects internal thread and leads directly to quick release coupling, described internal thread leads directly to quick release coupling entering by gas-liquid reducer union and hydraulic jack, outlet UNICOM.
Further, described five mouthfuls of three position directional valves and one-way speed-regulating valve are fixedly mounted on movable operation platform.
It should be noted that, the middle part of described gas-liquid reducer union adopts hex head bolt structure.
The beneficial effects of the utility model are,
(1), because nitrogen is tasteless, nontoxic; be insoluble in water; be difficult to physical property and the chemical inertness of liquefaction; utilize high purity 99.99% nitrogen as novel dielectric material; the strict guarantee turbidity test of working medium; safety protection effect is played to its hydraulic system, economy, environmental protection, reliable.
(2), gas-liquid reducer union, be configured with plurality of specifications according to conventional hydraulic jack correspondence, be a product line, got ready and deposited in special toolbox; One end of gas-liquid reducer union is connected with gas-tpe fitting, and the other end is connected with the import/export of hydraulic jack, and intermediate portion adopts hexagon nut structure, the assembling of convenient employing general utility tool and dismounting; The screw thread of gas-liquid reducer union is arranged and gas, liquid interface screw thread Corresponding matching, and sealing is reliable, changes efficient and convenient; According to the bore into and out of hydraulic fluid port of hydraulic jack used and the reducer union of thread type corresponding selection gas-liquid during use, the installation that only just need can realize various double-act-ing hydraulic J-Horner by changing this joint is fixed, highly versatile, applied range.
(3), five mouthfuls of three position directional valves and entry/exit gas circuit are provided with one-way speed-regulating valve, two valves couplings together, realize various function, and be arranged on same moveable manoeuvring platform, centralized operation is fast convenient, also can shift with station, very have hommization; The handle handling selector valve can realize: air inlet, and---stretch out, give vent to anger---retraction, meta---keeps the switching of three functional positions; One-way speed-regulating valve in corresponding turn entry/exit gas circuit, the speed that the piston rod of adjustable hydraulic control oil cylinder stretches out and retracts, reaches precise positioning.The R mouth of five mouthfuls of three position directional valves and S mouth are relief opening, each configuration noise reduction exhaust shutter, and this valve has complex function, can carry out noise reduction, exhaust and governing speed; Five mouthfuls of three position directional valves are not limited only to manually operated valve and also comprise electromagnetism, pneumatic polytype selector valve.
This device can ensure the stretching out steadily, at the uniform velocity of piston rod in hydraulic jack installation process, can extend the working life of oil hydraulic cylinder and Sealing thereof; This device highly versatile, easy to operate, save manpower, can greatly increase work efficiency.
Accompanying drawing explanation
Fig. 1 is that hydraulic cylinder piston rod stretches out device schematic diagram in process;
Fig. 2 is that gas-liquid reducer union E is to figure (plan view);
Fig. 3 is gas-liquid reducer union cross section cut-away view F-F;
Fig. 4 is that hydraulic cylinder piston rod all stretches out and corresponding valve position phase diagram;
Fig. 5 is that hydraulic cylinder piston rod is all retracted and corresponding valve position phase diagram;
Fig. 6 is selector valve and series flow control valve centralized arrangement schematic diagram on a mobile platform.
Wherein 1. sources of the gas (gas tank); 2. source of the gas regulator; 3, gas transfer pipeline; 4, source of the gas process three linked piece; 5. outside thread leads directly to quick release coupling; 6. air induction hose; 7.L type right angle quick release coupling; 8. noise reduction exhaust shutter; 9. five mouthfuls of three position directional valves; 10. pair Threaded Connector Coupling; 11. one-way speed-regulating valves; 12. entry/exit gas flexible pipes; 13. internal threads lead directly to quick release coupling; 14. gas-liquid reducer unions; 15. hydraulic jacks; 16, Mobile operating platform.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Embodiment
Shown in composition graphs 1 to Fig. 6, a kind of hydraulic jack erecting device, the gas tank (source of the gas) 1 of high pure nitrogen is filled with in comprising, source of the gas process three linked piece 4, five mouthfuls of three position directional valves 9, one-way speed-regulating valve 11 and hydraulic cylinder 15, described gas tank 1 arranges source of the gas regulator 2, and by the inlet communication of gas transfer pipeline 3 with described source of the gas three linked piece 4, the outlet of source of the gas three linked piece 4 connects outside thread successively and leads directly to quick release coupling 5, air induction hose 6 and " L " type right angle rapid pipe joint 7, the air inlet P mouth of the described five mouthfuls of three position directional valves 9 of another joint access of described " L " type right angle rapid pipe joint 7, exhaust R mouth and the S mouth of described five mouthfuls of three position directional valves 9 all arrange noise reduction exhaust shutter 8, the entry/exit gas A mouth of described five mouthfuls of three position directional valves 9 and B mouth, all by corresponding, one-way speed-regulating valve 11 import is accessed to Threaded Connector Coupling 10, described one-way speed-regulating valve 11 exports the two place's outside threads being all provided with correspondence and leads directly to quick release coupling 5, described two place's outside threads lead directly to quick release coupling 5 and tap into/air-out hose 12, the end of described entry/exit gas flexible pipe 12 connects internal thread and leads directly to quick release coupling 13, described internal thread leads directly to quick release coupling 13 entering by gas-liquid reducer union 14 and hydraulic jack 15, outlet UNICOM, described five mouthfuls of three position directional valves 9 and one-way speed-regulating valve 11 are fixedly mounted on movable operation platform 16.
Reference is with top view, the outlet of source of the gas 1 is arranged source of the gas regulator 2 and is delivered to by gas transfer pipeline 3 and need station, after meet the import IN of source of the gas process three linked piece 4, its outlet OUT directly screws in outside thread and leads directly to quick release coupling 5, the air induction hose 6 intercepting suitable length is being needed according to station, insert the corresponding air pipe interface end that outside thread leads directly to quick release coupling 5 and L-type right angle quick release coupling 7, whole gas handling system installs, unlatching and source of the gas regulator 2 are several times repeatedly, the pipeline of clean each connection and element.Treat to connect with the suction port P mouth of five mouthfuls of three position directional valves 9.
Five mouthfuls of three position directional valve 9 one-way speed-regulating valves 11 are fixed on a moveable operating platform, can need conveniently to turn sequence at any time according to operation.Open the corresponding mouth of pipe sealing cover of selector valve 9, its R mouth and S mouth are that relief opening respectively screws in a noise reduction exhaust shutter 8; Its A mouth and B mouth are air inlet or air outlet, access the threaded end to Threaded Connector Coupling 10, unidirectional modulating valve 11 and straight-through rapid pipe joint 5 respectively, according to the entry/exit gas flexible pipe 12,2 installing oil cylinder actual demand and connect suitable length; Its P mouth is connected with the threaded end of the L-type right angle quick release coupling 7 of above-mentioned suction tude 6 one end.Then repeatedly move the Joystick of selector valve 9 several times, carry out air inlet, give vent to anger, bleeding, the pipeline of clean each connection and element, treat to be connected with the import and export of hydraulic jack 15.
By hydraulic jack 15 to be installed, the ear seat of its fixed end is pre-installed, after supporting according to fixed axis direction, the filler opening D of hydraulic jack 15 and the sealing cover of oil outlet C are taken off and keep, screw on gas-liquid reducer union 14 and internal thread quick release coupling 13 that correspondence connects immediately, then access each 1 clean of entry/exit gas flexible pipe 12.
The Joystick moving selector valve 9 is needed according to installation, carry out air inlet, give vent to anger, meta keep and bleeding, and by source of the gas process three linked piece 4 regulating system pressure, one-way speed-regulating valve 11 simultaneously in corresponding turn entry/exit gas circuit, and the R mouth of manual five mouthfuls of three position directional valves 9 and the noise reduction exhaust shutter 8 of S mouth regulate into and out of, exhaust and flow; Convenience simple to operation, a people just can easily complete whole control manipulation.The piston rod of hydraulic jack 15 stretching out or retracting steadily, at the uniform velocity can be made by this device, improve installation quality and efficiency of assembling; Avoid artificial or mechanical firmly inequality to cause piston rods bend, the potential safety hazards such as cylinder seal inefficacy, extend the working life of hydraulic system.
By reference to the accompanying drawings embodiment of the present utility model is described although above-mentioned; but the restriction not to the utility model protection domain; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection domain of the present utility model.
Claims (2)
1. a hydraulic jack erecting device, it is characterized in that, the gas tank of high pure nitrogen is filled with in comprising, source of the gas process three linked piece, five mouthfuls of three position directional valves, one-way speed-regulating valve and hydraulic jack, described gas tank arranges source of the gas regulator, and by the inlet communication of gas transfer pipeline and described source of the gas three linked piece, the outlet of source of the gas three linked piece connects outside thread successively and leads directly to quick release coupling, air induction hose and the right angle rapid pipe joint of " L " type, the air inlet P mouth of the described five mouthfuls of three position directional valves of another joint access of described " L " type right angle rapid pipe joint, exhaust R mouth and the S mouth of described five mouthfuls of three position directional valves all arrange noise reduction exhaust shutter, the entry/exit gas A mouth of described five mouthfuls of three position directional valves and B mouth, all by corresponding, one-way speed-regulating valve import is accessed to Threaded Connector Coupling, described one-way speed-regulating valve outlet is all provided with two corresponding place's outside threads and leads directly to quick release coupling, described two place's outside threads lead directly to quick release coupling and tap into/air-out hose, the end of described entry/exit gas flexible pipe connects internal thread and leads directly to quick release coupling, described internal thread leads directly to quick release coupling entering by gas-liquid reducer union and hydraulic jack, outlet UNICOM.
2. a kind of hydraulic jack erecting device as claimed in claim 1, is characterized in that, described five mouthfuls of three position directional valves and one-way speed-regulating valve are fixedly mounted on movable operation platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420492281.2U CN204061410U (en) | 2014-08-29 | 2014-08-29 | A kind of hydraulic jack erecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420492281.2U CN204061410U (en) | 2014-08-29 | 2014-08-29 | A kind of hydraulic jack erecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204061410U true CN204061410U (en) | 2014-12-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420492281.2U Expired - Fee Related CN204061410U (en) | 2014-08-29 | 2014-08-29 | A kind of hydraulic jack erecting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN204061410U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110374943A (en) * | 2019-07-27 | 2019-10-25 | 格力电器（郑州）有限公司 | A kind of oil cylinder test device and its test method |
-
2014
- 2014-08-29 CN CN201420492281.2U patent/CN204061410U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110374943A (en) * | 2019-07-27 | 2019-10-25 | 格力电器（郑州）有限公司 | A kind of oil cylinder test device and its test method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210719 Address after: 252000 No. 9 Zhonghua North Road, Liaocheng Economic Development Zone, Shandong, China Patentee after: Zhongtong New Energy Automobile Co.,Ltd. Address before: 252000 No. 9 Zhonghua North Road, Liaocheng Economic Development Zone, Shandong, China Patentee before: ZHONGTONG AUTOMOBILE INDUSTRY GROUP Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 |
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| CF01 | Termination of patent right due to non-payment of annual fee |