CN204153410U - A kind of wonderful stage Electronic display screen hydraulic lifting system - Google Patents
A kind of wonderful stage Electronic display screen hydraulic lifting system Download PDFInfo
- Publication number
- CN204153410U CN204153410U CN201420474134.2U CN201420474134U CN204153410U CN 204153410 U CN204153410 U CN 204153410U CN 201420474134 U CN201420474134 U CN 201420474134U CN 204153410 U CN204153410 U CN 204153410U
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- CN
- China
- Prior art keywords
- valve
- hydraulic lifting
- lifting system
- directional control
- solenoid directional
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of wonderful stage Electronic display screen hydraulic lifting system, belong to hydraulic machinery field.Described wonderful stage Electronic display screen hydraulic lifting system comprise the first hydraulic lifting system, with described first hydraulic lifting system second hydraulic lifting system; Described first hydraulic lifting system comprises motor for double-ended drive, coupling, oil purifier, fuel tank, the level meter being arranged on described fuel tank sidewall, plunger pump, first direction valve, pressure valve, the first solenoid directional control valve, second direction valve, the second solenoid directional control valve, Pilot operated check valve, third direction valve, the 3rd solenoid directional control valve, the air-strainer that is disposed adjacent with described fuel tank.The utility model adopts hydraulic lifting system to realize LED screen lifting, has cost low, the advantage that Security is high, once occur that system can not use, and available backup system rapid translating.
Description
Technical field
The utility model relates to hydraulic machinery field, particularly a kind of wonderful stage Electronic display screen hydraulic lifting system.
Background technique
Super sized type LED screen (32 meters × 18 meters) adopted variable-frequency motor to drive speed reducer to make wire rope drag telescopic boom in the past, realized LED screen rise and fall.Adopt mechanical technique to use speed reducer, in lifting process, must variable-frequency motor be used for realizing fast conversion at a slow speed.
Realizing in process of the present utility model, inventor finds that prior art at least exists following problem:
Cause cost high, once motor damage or speed reducer damage, LED screen can not rise and fall.
Summary of the invention
In order to solve the problem of prior art, the utility model embodiment provides a kind of wonderful stage Electronic display screen hydraulic lifting system.Described technological scheme is as follows:
The utility model embodiment provides a kind of wonderful stage Electronic display screen hydraulic lifting system, described wonderful stage Electronic display screen hydraulic lifting system comprise the first hydraulic lifting system, with described first hydraulic lifting system second hydraulic lifting system; Described first hydraulic lifting system comprises motor for double-ended drive, coupling, oil purifier, fuel tank, the level meter being arranged on described fuel tank sidewall, plunger pump, first direction valve, pressure valve, the first solenoid directional control valve, second direction valve, the second solenoid directional control valve, Pilot operated check valve, third direction valve, the 3rd solenoid directional control valve, the air-strainer that is disposed adjacent with described fuel tank.
Particularly, the output terminal of described motor for double-ended drive is connected with the input end of described coupling, the output terminal of described coupling is connected with the input end of described plunger pump, the oil strain mouth of described oil purifier is connected with described fuel tank, the return opening of described oil purifier is connected with the filler opening of described plunger pump, the oil outlet of described plunger pump respectively with the filler opening of described first direction valve, the filler opening of described pressure valve, the filler opening of described first solenoid directional control valve connects, the oil outlet of described first direction valve respectively with the imported oil of described second direction valve, the imported oil of described second solenoid directional control valve connects, the filler opening of described Pilot operated check valve is connected with the oil outlet of described second solenoid directional control valve, the oil outlet of described Pilot operated check valve is connected with the filler opening of described third direction valve, the oil outlet of described third direction valve is connected with the filler opening of described 3rd solenoid directional control valve, the oil outlet of described second direction valve is connected with the filler opening of described piston cylinder.
The beneficial effect that the technological scheme that the utility model embodiment provides is brought is:
Adopt hydraulic lifting system to realize LED screen lifting, there is cost low, the advantage that Security is high, once occur that system can not use, available backup system rapid translating.
Accompanying drawing explanation
In order to be illustrated more clearly in the technological scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the wonderful stage Electronic display screen hydraulic lifting system that the utility model embodiment provides;
Fig. 2 is the schematic diagram of the wonderful stage Electronic display screen hydraulic lifting system that the utility model embodiment provides.
Embodiment
For making the purpose of this utility model, technological scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model mode of execution is described in further detail.
Embodiment
The utility model embodiment provides a kind of wonderful stage Electronic display screen hydraulic lifting system, see Fig. 1, Fig. 2, described wonderful stage Electronic display screen hydraulic lifting system is used for the lifting of wonderful stage Electronic display screen 17, and described wonderful stage Electronic display screen hydraulic lifting system comprises the first hydraulic lifting system and the second hydraulic lifting system that are interconnected also synchronous working.
Particularly, the first hydraulic lifting system comprises motor for double-ended drive 1, coupling 2, oil purifier 3, fuel tank 4, the level meter 5 being arranged on fuel tank 4 sidewall, plunger pump 6, first direction valve 7, pressure valve 8, first solenoid directional control valve 9, second direction valve 10, second solenoid directional control valve 11, Pilot operated check valve 12, third direction valve 13, the 3rd solenoid directional control valve 14, the air-strainer 15 that is disposed adjacent with fuel tank 4.
Further, the output terminal of motor for double-ended drive 1 is connected with the input end of coupling 2, the output terminal of coupling 2 is connected with the input end of plunger pump 6, the oil strain mouth of oil purifier 3 is connected with fuel tank 4, the return opening of oil purifier 3 is connected with the filler opening of plunger pump 6, the oil outlet of plunger pump 6 respectively with the filler opening of first direction valve 7, the filler opening of pressure valve 8, the filler opening of the first solenoid directional control valve 9 connects, the oil outlet of first direction valve 7 respectively with the imported oil of second direction valve 10, the imported oil of the second solenoid directional control valve 11 connects, the filler opening of Pilot operated check valve 12 is connected with the oil outlet of the second solenoid directional control valve 11, the oil outlet of Pilot operated check valve 12 is connected with the filler opening of third direction valve 13, the oil outlet of third direction valve 13 is connected with the filler opening of the 3rd solenoid directional control valve 14, the oil outlet of second direction valve 10 is connected with the filler opening of piston cylinder 16.
In the outlet port of piston cylinder, Pilot operated check valve being housed, ensureing that piston cylinder can not fall suddenly when not working.
The overall do action order of the wonderful stage Electronic display screen hydraulic lifting system that the utility model embodiment provides is: No Load Start, up at a slow speed, and fast uplink is up at a slow speed, stops, backhaul and stopping arbitrarily.Motor D 1, solenoid valve YA1 action time up at a slow speed, motor D 1, solenoid valve YA1, solenoid valve YA2 action simultaneously during fast uplink, during backhaul, solenoid valve YA4, solenoid valve YA7 simultaneously action system adopt motor for double-ended drive to drive two manual variable displacement pumps, supply two piston cylinders respectively, the feed speed regulating the output flow of pump to change piston cylinder reaches twin-tub basic synchronization, and two pump errors are not more than 0.5%.
The beneficial effect that the technological scheme that the utility model embodiment provides is brought is:
Adopt hydraulic lifting system to realize LED screen lifting, there is cost low, the advantage that Security is high, once occur that system can not use, available backup system rapid translating.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (1)
1. a wonderful stage Electronic display screen hydraulic lifting system, is characterized in that, the second hydraulic lifting system that described wonderful stage Electronic display screen hydraulic lifting system comprises the first hydraulic lifting system, is connected with described first hydraulic lifting system; Described first hydraulic lifting system comprises motor for double-ended drive, coupling, oil purifier, fuel tank, the level meter being arranged on described fuel tank sidewall, plunger pump, first direction valve, pressure valve, the first solenoid directional control valve, second direction valve, the second solenoid directional control valve, Pilot operated check valve, third direction valve, the 3rd solenoid directional control valve, the air-strainer that is disposed adjacent with described fuel tank;
The output terminal of described motor for double-ended drive is connected with the input end of described coupling, the output terminal of described coupling is connected with the input end of described plunger pump, the oil strain mouth of described oil purifier is connected with described fuel tank, the return opening of described oil purifier is connected with the filler opening of described plunger pump, the oil outlet of described plunger pump respectively with the filler opening of described first direction valve, the filler opening of described pressure valve, the filler opening of described first solenoid directional control valve connects, the oil outlet of described first direction valve respectively with the imported oil of described second direction valve, the imported oil of described second solenoid directional control valve connects, the filler opening of described Pilot operated check valve is connected with the oil outlet of described second solenoid directional control valve, the oil outlet of described Pilot operated check valve is connected with the filler opening of described third direction valve, the oil outlet of described third direction valve is connected with the filler opening of described 3rd solenoid directional control valve, the described oil outlet of second direction valve is connected with the filler opening of piston cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420474134.2U CN204153410U (en) | 2014-08-21 | 2014-08-21 | A kind of wonderful stage Electronic display screen hydraulic lifting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420474134.2U CN204153410U (en) | 2014-08-21 | 2014-08-21 | A kind of wonderful stage Electronic display screen hydraulic lifting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204153410U true CN204153410U (en) | 2015-02-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420474134.2U Expired - Fee Related CN204153410U (en) | 2014-08-21 | 2014-08-21 | A kind of wonderful stage Electronic display screen hydraulic lifting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204153410U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110536052A (en) * | 2019-07-05 | 2019-12-03 | 上海一功文化传播有限公司 | It is a kind of can self-timer photography photographic device |
-
2014
- 2014-08-21 CN CN201420474134.2U patent/CN204153410U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110536052A (en) * | 2019-07-05 | 2019-12-03 | 上海一功文化传播有限公司 | It is a kind of can self-timer photography photographic device |
| CN110536052B (en) * | 2019-07-05 | 2021-09-10 | 上海一功文化传播有限公司 | Camera device capable of shooting by self |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 Termination date: 20170821 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |