CN203321911U - Hydraulic control circuit for controlling multiple lifting platforms - Google Patents
Hydraulic control circuit for controlling multiple lifting platforms Download PDFInfo
- Publication number
- CN203321911U CN203321911U CN201320246154XU CN201320246154U CN203321911U CN 203321911 U CN203321911 U CN 203321911U CN 201320246154X U CN201320246154X U CN 201320246154XU CN 201320246154 U CN201320246154 U CN 201320246154U CN 203321911 U CN203321911 U CN 203321911U
- Authority
- CN
- China
- Prior art keywords
- oil
- oil circuit
- circuit
- raising platform
- valve
- Prior art date
- 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.)
- Expired - Fee Related
Links
Landscapes
- Fluid-Pressure Circuits (AREA)
Abstract
A hydraulic control circuit for controlling multiple lifting platforms comprises a main circuit and lifting platform branch circuits. The main circuit comprises an oil tank, a filer, a hydraulic pump, a pressure gage, a two-position three-way solenoid valve and an overflow valve. Each lifting platform branch circuit comprises a three-position three-way solenoid valve, hydraulic cylinders, one lifting platform and a throttle valve. The hydraulic control circuit can achieve increasing or decreasing of the number for controlling the hydraulic lifting platforms through increasing or decreasing of the hydraulic control circuit and meet the requirements for controlling the multiple hydraulic lifting platforms in a production line, so that the hydraulic control circuit is simplified and cost is reduced.
Description
Technical field
The utility model relates to a kind of hydraulic control device, especially relates to a kind of hydraulic control circuit of controlling many raising platforms.
Background technique
At present, a hydraulic elevating platform is to adopt an oil hydraulic pump and oil hydraulic circuit to control lifting, in the production line or equipment that are comprised of a plurality of hydraulic elevating platforms, adopts an oil hydraulic pump and oil hydraulic circuit to control a hydraulic elevating platform, to make the oil hydraulic circuit complexity, cost is high.Now in order to meet production line or the equipment needs that formed by a plurality of hydraulic elevating platforms, designed a kind of hydraulic control circuit of realizing controlling many lifting of lifting tables, in hydraulic control circuit, each hydraulic elevating platform has an independent hydraulic control circuit, can realize can one rising separately, descending of each raising platform, also can several or all rise simultaneously, descend.
The model utility content
The purpose of this utility model is the deficiency for solving the problems of the technologies described above, a kind of hydraulic control circuit of controlling many raising platforms is provided, can realize controlling independent rising, the decline of each raising platform, also can realize controlling several or all rising simultaneously, descend, meet the control of many hydraulic elevating platforms, simplify hydraulic control circuit, reduce costs.
The utility model is the deficiency solved the problems of the technologies described above, and the technological scheme adopted is:
A kind of hydraulic control circuit of controlling many raising platforms, comprise major loop and raising platform branch road, described major loop comprises fuel tank, filter cleaner, oil hydraulic pump, pressure gauge, two-position three way magnetic valve, relief valve, the oil outlet of described fuel tank is connected with the filter cleaner filler opening, the filter cleaner oil outlet is connected with the oil hydraulic pump filler opening, the oil hydraulic pump oil outlet is connected with oil circuit P1, be provided with relief valve on oil circuit P1, pressure gauge is arranged between oil hydraulic pump and relief valve, oil circuit P1 is connected with two-position three way magnetic valve, raising platform is when the rising working state, electromagnetic coil M-YV in two-position three way magnetic valve is charged, oil circuit P1 connects oil circuit P3, oil circuit P3 is connected with the raising platform branch road, at raising platform in stopping or during descent mode, electromagnetic coil M-YV in its two-position three way magnetic valve disconnects, oil circuit P1 connects oil circuit P2, oil circuit P2 is connected with fuel tank, the state of oil hydraulic pump in off-load.
Described raising platform branch road, comprise 3-position-3-way solenoid valve, oil hydraulic cylinder, raising platform, throttle valve, described 3-position-3-way solenoid valve and oil circuit P3 connect, when the electromagnetic coil YV1 in 3-position-3-way solenoid valve switches on, oil circuit P3 and oil circuit P5 connect, oil circuit P5 is connected with the oil hydraulic cylinder that promotes the raising platform rising, when the electromagnetic coil YV2 in 3-position-3-way solenoid valve switches on, oil circuit P5 and oil circuit P4 connect, oil circuit P4 is connected with the throttle valve entrance, the outlet of throttle valve entrance is connected with fuel tank, throttle valve adjustment raising platform rate of descent, electromagnetic coil YV1 in 3-position-3-way solenoid valve, the YV2 outage, oil circuit P3, oil circuit P4, oil circuit P5 disconnects, raising platform keeps stop position.
Described raising platform branch road is provided with at least one, is state setting in parallel between each branch road.
The beneficial effects of the utility model are: a kind of hydraulic control circuit of controlling many raising platforms can be realized increasing or reduce hydraulic elevating platform and control number by increasing or reduce hydraulic control circuit, meet the control of many hydraulic elevating platforms in production line, simplify hydraulic control circuit, reduce costs.
The accompanying drawing explanation
Fig. 1 is loop of the present utility model sketch.
Graphical indicia: 1, fuel tank; 2, filter cleaner; 3, oil hydraulic pump; 4, pressure gauge; 5, two-position three way magnetic valve; 6, relief valve; 7, throttle valve; 8,3-position-3-way solenoid valve; 9, oil hydraulic cylinder; 10, raising platform.
Embodiment
Shown in figure, embodiment is as follows:
A kind of hydraulic control circuit of controlling many raising platforms, comprise major loop and raising platform branch road, described major loop comprises fuel tank 1, filter cleaner 2, oil hydraulic pump 3, pressure gauge 4, two-position three way magnetic valve 5, relief valve 6, oil in described fuel tank 1 passes in oil hydraulic pump 3 after filter cleaner 2 filters, oil hydraulic pump 3 pressure oil output P1, the working pressure of relief valve 6 regulator solution force feed P1, pressure gauge 4 shows the working pressure numerical value of hydraulic oil P1, pressure oil P1 passes into two-position three way magnetic valve 5, raising platform is when the rising working state, electromagnetic coil M-YV in two-position three way magnetic valve 5 is charged, hydraulic oil P1 connects oil circuit P3 and flows out, then pass into the raising platform branch road, at raising platform in stopping or during descent mode, electromagnetic coil M-YV in its two-position three way magnetic valve 5 disconnects, hydraulic oil P1 connects oil circuit P2, hydraulic oil is got back to fuel tank 1, the state of oil hydraulic pump in off-load.
Described raising platform branch road, comprise 3-position-3-way solenoid valve 8, oil hydraulic cylinder 9, raising platform 10, throttle valve 7, described 3-position-3-way solenoid valve 8 is connected with oil circuit P3, when the electromagnetic coil YV1 in 3-position-3-way solenoid valve 8 switches on, oil circuit P3 and oil circuit P5 connect, hydraulic oil P1 enters oil hydraulic cylinder 9, oil hydraulic cylinder 9 promotes raising platform 10 and rises, when the electromagnetic coil YV2 in 3-position-3-way solenoid valve 8 switches on, oil circuit P5 and oil circuit P4 connect, raising platform 10 by deadweight by hydraulic oil P1 in oil hydraulic cylinder (9) by oil circuit P5 to oil circuit P4 through throttle valve 7, return to fuel tank 1, throttle valve 7 is regulated raising platform 10 rate of descent, electromagnetic coil YV1 in 3-position-3-way solenoid valve 8, the YV2 outage, oil circuit P3, oil circuit P4, oil circuit P5 disconnects, raising platform 10 keeps stop position.
Described raising platform branch road is provided with at least one, is state setting in parallel between each branch road.
When raising platform is worked, oil hydraulic pump 3 starts, and hydraulic oil is through fuel tank 1, filter cleaner 2, by oil hydraulic pump 3 pressure oil output P1, the working pressure of relief valve 6 regulator solution force feed P1, when raising platform rising working state, two-position three way magnetic valve 5M-YV is charged, oil circuit P1 connects P3, is the oil hydraulic cylinder fuel feeding.At raising platform, in stopping or during descent mode, its solenoid valve 5 electromagnetic coil M-YV disconnect, oil circuit P1 connects P2, and hydraulic oil is got back to fuel tank 1, the state of oil hydraulic pump in off-load.
When in hydraulic pressure platform raising platform 10, one or more raising platforms need to rise, at first two-position three way magnetic valve 5M-YV is charged, oil circuit P1 connects P3, electromagnetic coil YV1 energising in the 3-position-3-way solenoid valve 8 of raising platform 10 correspondences that need to rise, oil circuit P3 and P5 connect, hydraulic oil enters oil hydraulic cylinder 9, and oil hydraulic cylinder 9 promotes corresponding raising platform 10 and rises.
When in hydraulic pressure platform raising platform 10, one or more raising platforms need to descend, electromagnetic coil YV2 energising in corresponding 3-position-3-way solenoid valve 8, oil circuit P5 and P4 connect, raising platform 10 arrives P4 through throttle valve 7 by hydraulic oil in oil hydraulic cylinder 9 by P5 by deadweight, return to fuel tank 1, throttle valve 7 is regulated the raising platform rate of descent.
Electromagnetic coil YV1, YV2 outage in 3-position-3-way solenoid valve 8, oil circuit P3, P4, P5 disconnect, and raising platform keeps stop position.
Claims (3)
1. a hydraulic control circuit of controlling many raising platforms, it is characterized in that: comprise major loop and raising platform branch road, described major loop comprises fuel tank (1), filter cleaner (2), oil hydraulic pump (3), pressure gauge (4), two-position three way magnetic valve (5), relief valve (6), the oil outlet of described fuel tank (1) is connected with filter cleaner (2) filler opening, filter cleaner (2) oil outlet is connected with oil hydraulic pump (3) filler opening, oil hydraulic pump (3) oil outlet is connected with oil circuit P1, be provided with relief valve (6) on oil circuit P1, pressure gauge (4) is arranged between oil hydraulic pump (3) and relief valve (6), oil circuit P1 is connected with two-position three way magnetic valve (5), raising platform is when the rising working state, electromagnetic coil M-YV in two-position three way magnetic valve (5) is charged, oil circuit P1 connects oil circuit P3, oil circuit P3 is connected with the raising platform branch road, at raising platform in stopping or during descent mode, electromagnetic coil M-YV in its two-position three way magnetic valve (5) disconnects, oil circuit P1 connects oil circuit P2, oil circuit P2 is connected with fuel tank (1), the state of oil hydraulic pump in off-load.
2. a kind of hydraulic control circuit of controlling many raising platforms according to claim 1, it is characterized in that: described raising platform branch road, comprise 3-position-3-way solenoid valve (8), oil hydraulic cylinder (9), raising platform (10), throttle valve (7), described 3-position-3-way solenoid valve (8) is connected with oil circuit P3, when the electromagnetic coil YV1 in 3-position-3-way solenoid valve (8) switches on, oil circuit P3 and oil circuit P5 connect, oil circuit P5 is connected with the oil hydraulic cylinder (9) that promotes raising platform (10) rising, when the electromagnetic coil YV2 in 3-position-3-way solenoid valve (8) switches on, oil circuit P5 and oil circuit P4 connect, oil circuit P4 is connected with throttle valve (7) entrance, throttle valve (7) outlet is connected with fuel tank (1), throttle valve (7) is regulated raising platform (10) rate of descent, electromagnetic coil YV1 in 3-position-3-way solenoid valve (8), the YV2 outage, oil circuit P3, oil circuit P4, oil circuit P5 disconnects, raising platform (10) keeps stop position.
3. a kind of hydraulic control circuit of controlling many raising platforms according to claim 1, it is characterized in that: described raising platform branch road is provided with at least one, is state setting in parallel between each branch road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320246154XU CN203321911U (en) | 2013-05-09 | 2013-05-09 | Hydraulic control circuit for controlling multiple lifting platforms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320246154XU CN203321911U (en) | 2013-05-09 | 2013-05-09 | Hydraulic control circuit for controlling multiple lifting platforms |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203321911U true CN203321911U (en) | 2013-12-04 |
Family
ID=49661266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320246154XU Expired - Fee Related CN203321911U (en) | 2013-05-09 | 2013-05-09 | Hydraulic control circuit for controlling multiple lifting platforms |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203321911U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267038A (en) * | 2013-05-09 | 2013-08-28 | 洛阳理工学院 | Hydraulic control loop capable of controlling multiple lifting platforms |
| CN104454745A (en) * | 2014-11-20 | 2015-03-25 | 浙江鑫爱达机械有限公司 | Multipoint constant flow synchronous jacking hydraulic transmission device |
| CN113847293A (en) * | 2021-10-15 | 2021-12-28 | 中科微至智能制造科技江苏股份有限公司 | Hydraulic control system for warehouse logistics shuttle and shuttle |
-
2013
- 2013-05-09 CN CN201320246154XU patent/CN203321911U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267038A (en) * | 2013-05-09 | 2013-08-28 | 洛阳理工学院 | Hydraulic control loop capable of controlling multiple lifting platforms |
| CN103267038B (en) * | 2013-05-09 | 2017-02-08 | 洛阳理工学院 | Hydraulic control loop capable of controlling multiple lifting platforms |
| CN104454745A (en) * | 2014-11-20 | 2015-03-25 | 浙江鑫爱达机械有限公司 | Multipoint constant flow synchronous jacking hydraulic transmission device |
| CN104454745B (en) * | 2014-11-20 | 2016-08-17 | 浙江鑫爱达机械有限公司 | Multiple spot constant flow synchronizes to elect hydraulic |
| CN113847293A (en) * | 2021-10-15 | 2021-12-28 | 中科微至智能制造科技江苏股份有限公司 | Hydraulic control system for warehouse logistics shuttle and shuttle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103847128B (en) | Hydraulic control system | |
| CN203247047U (en) | Hydraulic two-column lifting machine | |
| CN203321911U (en) | Hydraulic control circuit for controlling multiple lifting platforms | |
| CN104074825B (en) | Two-way choice type interflow load-transducing multi-way valve | |
| CN203994836U (en) | For the hydraulic control system of cuber | |
| CN204828104U (en) | Four rollers grind immediately uses hydraulic system | |
| CN104196806A (en) | Synchronizing circuit of flow distributing and collecting valve for two-column gantry lifter | |
| CN201942484U (en) | Lifting mechanism of automatic piling device | |
| CN203098440U (en) | Electric-wheel dump-truck lifting hydraulic integration control valve set | |
| CN202742694U (en) | Hydraulic machine main oil cylinder hydraulic system | |
| CN103267038A (en) | Hydraulic control loop capable of controlling multiple lifting platforms | |
| CN204175682U (en) | A kind of stretcher leveler clamping mechanism multistage pressure regulation structure | |
| CN103362884B (en) | hydraulic lifting control device | |
| CN103256271B (en) | Single-action hydrocylinder tractor suspension hydraulic system based on electromagnetic digital valve | |
| CN205225915U (en) | Electronic round large -scale tipper pressurizes and off -load control integration system | |
| CN103603832A (en) | Hydraulic substation oil circuit system | |
| CN104495709B (en) | Load pressure feedback proportional multi-way valve on electri forklift | |
| CN203948366U (en) | Two-way choice type interflow load-transducing multi-way valve | |
| CN203948706U (en) | Load-transducing multi-way valve | |
| CN202571278U (en) | Hydraulic system with independent-loop pressurization of magnetic-material wet forming hydraulic machine | |
| CN203198288U (en) | Hydraulic device of powder press | |
| CN202923012U (en) | Rapid ejection structure of hydraulic cushion | |
| CN102295199B (en) | Power pump station for hydraulic elevator/hydraulic lift | |
| CN104329304A (en) | Multi-level pressure adjusting device of stretching straightener pincer mechanism | |
| CN204041573U (en) | A kind of hydraulic control system with load feedback |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131204 Termination date: 20140509 |