CN209976976U - Cleaning device in hydraulic system of lifting platform - Google Patents
Cleaning device in hydraulic system of lifting platform Download PDFInfo
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- CN209976976U CN209976976U CN201920472418.0U CN201920472418U CN209976976U CN 209976976 U CN209976976 U CN 209976976U CN 201920472418 U CN201920472418 U CN 201920472418U CN 209976976 U CN209976976 U CN 209976976U
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- connecting pipe
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Abstract
The utility model discloses a cleaning device in a hydraulic system of an elevating platform, which comprises a first filtering device and a second filtering device, wherein the left side of the first filtering device is connected with a first connecting pipe, the left end of the first connecting pipe is connected with a power device, the right end of the first filtering device is connected with a second connecting pipe, the right end of the second connecting pipe is connected with an oil cylinder, the lower end of the oil cylinder is connected with a third connecting pipe, the left end of the third connecting pipe is connected with the second filtering device, and the left end connected with the second filtering device is connected with a fourth connecting pipe; the device has two filtration return circuits, and the fluid in the hydraulic system carries out the circulating filtration and purifies when rising and descending the elevating platform through the high accuracy filter core, effectively gets rid of the inside solid impurity of system, greatly reduced hydraulic system's fault rate, improved entire system's life and reliability.
Description
Technical Field
The utility model relates to a cleaning device technical field specifically is a cleaning device in elevating platform hydraulic system in the hydraulic system.
Background
80% of faults in the hydraulic system are caused by oil pollution, and when the hydraulic system of the lifting platform is installed, various pollution impurities are easily mixed to influence the cleanliness of the oil, so that the cleaning device in the hydraulic system of the lifting platform is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cleaning device in elevating platform hydraulic system to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cleaning device in elevating platform hydraulic system, includes first filter equipment and second filter equipment, first filter equipment's left side is connected with first connecting pipe, the left end of first connecting pipe is connected with power device, first filter equipment's right-hand member is connected with the second connecting pipe, the right-hand member of second connecting pipe is connected with the hydro-cylinder, the lower extreme of hydro-cylinder is connected with the third connecting pipe, the left end and the second filter equipment of third connecting pipe are connected, the left end that second filter equipment connects is connected with the fourth connecting pipe, the upper end and the power device of fourth connecting pipe are connected, first filter equipment and second filter equipment's inside all is equipped with the installation ear, the installation ear has the filter screen through bolted connection.
The purpose of the arrangement is that a motor, an electromagnetic valve and an oil return tank are arranged in the power device, when the motor is started, oil enters the first filtering device through an oil way and enters the oil cylinder, and the oil cylinder rises; the oil return of the oil cylinder enters an oil return tank at the opening of the power device through a second filtering device; after the oil cylinder rises to the right position, the motor of the power device is powered off, the electromagnetic valve is reset, and the oil cylinder stops. Opening the stop valves of the two filtering devices, starting the motor, reversing the electromagnetic valve, allowing oil to enter a cylinder port through the filtering devices, descending the oil cylinder, allowing oil returned from the cylinder port to enter an oil return tank of the power unit port through the other filtering device, resetting the oil cylinder, powering off the motor, resetting the electromagnetic valve, closing the stop valves of the two filtering devices, and finishing the primary circulation.
Preferably, a first stop valve is arranged at the right end of the first filtering device.
Preferably, a second stop valve is arranged at the left end of the second filtering device.
Preferably, the lower end of the power device is provided with an oil inlet, and the right end of the power device is provided with an oil outlet.
Preferably, an input port is arranged on the right side of the first filtering device, and an output port is arranged at one end of the first filtering device.
Preferably, the upper side of the input port is connected with a pressure gauge.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model is used for the device for cleaning the interior of the hydraulic system before the lifting platform leaves the factory; the device has two filtration return circuits, and the fluid in the hydraulic system carries out the circulating filtration and purifies when rising and descending the elevating platform through the high accuracy filter core, effectively gets rid of the inside solid impurity of system, greatly reduced hydraulic system's fault rate, improved entire system's life and reliability.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the power plant of the present invention;
fig. 3 is a schematic structural view of the first filtering device of the present invention.
In the figure: 1. an oil cylinder; 2. a fourth connecting pipe; 3. a second stop valve; 4. a second filtering device; 5. a third connecting pipe; 6. a first shut-off valve; 7. a first filtering device; 8. a first connecting pipe; 9. a second connecting pipe; 10. a power plant; 11. an oil outlet; 12. an oil inlet; 13. an input port; 14. an output port; 15. a pressure gauge; 16. a filter screen; 17. mounting lugs; 18 bolts.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a cleaning device in a hydraulic system of a lifting platform comprises a first filtering device 7 and a second filtering device 4, a first connecting pipe 8 is connected to the left side of the first filtering device 7, a power device 10 is connected to the left end of the first connecting pipe 8, the right end of the first filtering device 7 is connected with a second connecting pipe 9, the right end of the second connecting pipe 9 is connected with an oil cylinder 1, the lower end of the oil cylinder 1 is connected with a third connecting pipe 5, the left end of the third connecting pipe 5 is connected with a second filtering device 4, the left end connected with the second filtering device 4 is connected with a fourth connecting pipe 2, the upper end of the fourth connecting pipe 2 is connected with a power device 10, the first filtering device 7 and the second filtering device 4 are both hollow box bodies, mounting lugs 17 are arranged inside the first filtering device 7 and the second filtering device 4, and the mounting lugs 17 are connected with a filter screen 16 through bolts 18.
Specifically, a first stop valve 6 is arranged at the right end of the first filtering device 7.
Specifically, the left end of the second filtering device 4 is provided with a second stop valve 3.
Specifically, an oil inlet 12 is arranged at the lower end of the power device 10, and an oil outlet 11 is arranged at the right end of the power device 10.
Specifically, an input port 13 is arranged on the right side of the first filtering device 7, and an output port 14 is arranged at the end of the first filtering device 7.
Specifically, a pressure gauge 15 is connected to the upper side of the input port 13.
Specifically, when the oil cylinder is used, a motor, an electromagnetic valve and an oil return tank are arranged in the power device 10, the motor is started, oil enters the first filtering device 7 through an oil way and enters the oil cylinder 1, and the oil cylinder 1 rises; the return oil of the oil cylinder 1 passes through the second filtering device 4 and enters an oil return tank of a port 10 of the power device; after the oil cylinder 1 is lifted to a proper position, the motor of the power device 10 is powered off, the electromagnetic valve is reset, the oil cylinder 1 is stopped, the stop valves of the two filtering devices are opened, the motor is started, the electromagnetic valve is reversed, oil enters the cylinder opening through the filtering device, the oil cylinder 1 descends, oil returned from the cylinder opening enters the oil return box of the power unit opening through the other filtering device, after the oil cylinder is reset, the motor is powered off, the electromagnetic valve is reset, the stop valves of the two filtering devices are closed, and one-time circulation.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A cleaning device in a hydraulic system of a lifting platform comprises a first filtering device (7) and a second filtering device (4), and is characterized in that: the left side of the first filtering device (7) is connected with a first connecting pipe (8), the left end of the first connecting pipe (8) is connected with a power device (10), the right end of the first filtering device (7) is connected with a second connecting pipe (9), the right end of the second connecting pipe (9) is connected with an oil cylinder (1), the lower end of the oil cylinder (1) is connected with a third connecting pipe (5), the left end of the third connecting pipe (5) is connected with a second filtering device (4), the left end connected with the second filtering device (4) is connected with a fourth connecting pipe (2), the upper end of the fourth connecting pipe (2) is connected with a power device (10), the first filtering device (7) and the second filtering device (4) are both internally provided with mounting lugs (17), the mounting lug (17) is connected with a filter screen (16) through a bolt (18).
2. The cleaning device in a hydraulic system of an elevating platform as claimed in claim 1, wherein: the right end of the first filtering device (7) is provided with a first stop valve (6).
3. The cleaning device in a hydraulic system of an elevating platform as claimed in claim 1, wherein: and a second stop valve (3) is arranged at the left end of the second filtering device (4).
4. The cleaning device in a hydraulic system of an elevating platform as claimed in claim 1, wherein: an oil inlet (12) is formed in the lower end of the power device (10), and an oil outlet (11) is formed in the right end of the power device (10).
5. The cleaning device in a hydraulic system of an elevating platform as claimed in claim 1, wherein: an input port (13) is arranged on the right side of the first filtering device (7), and an output port (14) is arranged at the end of the first filtering device (7).
6. The cleaning device in a hydraulic system of an elevating platform as claimed in claim 5, wherein: the upper side of the input port (13) is connected with a pressure gauge (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920472418.0U CN209976976U (en) | 2019-04-10 | 2019-04-10 | Cleaning device in hydraulic system of lifting platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920472418.0U CN209976976U (en) | 2019-04-10 | 2019-04-10 | Cleaning device in hydraulic system of lifting platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209976976U true CN209976976U (en) | 2020-01-21 |
Family
ID=69257047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920472418.0U Active CN209976976U (en) | 2019-04-10 | 2019-04-10 | Cleaning device in hydraulic system of lifting platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209976976U (en) |
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2019
- 2019-04-10 CN CN201920472418.0U patent/CN209976976U/en active Active
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