CN211231110U - Electric hydraulic cylinder with storage battery - Google Patents
Electric hydraulic cylinder with storage battery Download PDFInfo
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- CN211231110U CN211231110U CN201922257740.4U CN201922257740U CN211231110U CN 211231110 U CN211231110 U CN 211231110U CN 201922257740 U CN201922257740 U CN 201922257740U CN 211231110 U CN211231110 U CN 211231110U
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Abstract
An electric cylinder with a storage battery, comprising: the hydraulic mechanism comprises a hydraulic cylinder, a central valve block and an oil tank; the motor-pump set comprises a hydraulic pump and a motor and is used for outputting oil to the hydraulic cylinder through the central valve block under the driving of the motor so as to drive the hydraulic cylinder to act; the storage battery pack is used for providing power for the motor-pump set; and the controller module comprises a controller and is used for controlling the motor of the motor-pump set and controlling the action of the central valve block. Foretell take electric hydraulic cylinder of battery need not the input of external energy, supplies power to the motor through the battery for the motor can drive the hydraulic pump, through central valve piece to pneumatic cylinder output high pressure fluid, corresponding action is made to the drive pneumatic cylinder, need not connect oil pipe, cable etc. with the external world again for the energy acquires the difficulty, and the inconvenient occasion of cable junction.
Description
Technical Field
The utility model relates to a machinery class hydraulic pressure field, concretely relates to take electrohydraulic cylinder of battery.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The hydraulic transmission system is a centralized control system, mainly comprising a hydraulic pump station, a control valve group, a plurality of hydraulic cylinders, a hydraulic pipeline system and a control system, wherein each subsystem completes respective partial work and is matched with each other, so that a plurality of complex power transmission operations can be completed, and the hydraulic transmission system is particularly suitable for occasions requiring a plurality of actuating mechanisms and frequent operations.
However, for the application occasions such as gate opening in the power industry, valve opening in the oil and gas industry, explosion-proof operation, high-altitude fan blade pitch variation and the like, the required action is single, the action frequency is low, and the operation working condition is dangerous. The existing hydraulic transmission system has numerous components, complex structure and large volume, and the components are mutually related; the device has the defects of large occupied installation, requirement of assistance of a ground power system and a control system, incapability of realizing remote control unmanned operation, and unsuitability for occasions with small installation space, difficult energy acquisition and requirement of remote control.
SUMMERY OF THE UTILITY MODEL
In view of the above, there is a need for an electro-hydraulic cylinder with a battery that does not require connecting oil pipes for linear power take-off operations.
An electric cylinder with a storage battery, comprising:
the hydraulic mechanism comprises a hydraulic cylinder, a central valve block and an oil tank, and the hydraulic cylinder is connected to the oil tank through the central valve block;
the motor pump set comprises a hydraulic pump and a motor, the motor is connected with the hydraulic pump, the hydraulic pump is connected with the oil tank and the central valve block and is used for outputting oil to the hydraulic cylinder through the central valve block under the driving of the motor so as to drive the hydraulic cylinder to act;
the storage battery pack is connected with the motor-pump set and used for providing power for the motor-pump set;
and the controller module comprises a controller, and the controller is respectively connected with the motor of the motor-pump set and the central valve block and is used for controlling the motor of the motor-pump set and controlling the action of the central valve block.
Preferably, the controller module further comprises a network communication module, the network communication module is connected with the controller, and the controller interacts data with the outside through the network communication module.
Preferably, the network communication module is a WiFi module.
Preferably, the controller module further includes a battery management module, and the battery management module is connected to the storage battery pack and is configured to monitor an electric quantity of the storage battery pack.
Preferably, the central valve block comprises a reversing valve and a hydraulic lock, and the reversing valve is connected to the hydraulic cylinder through the hydraulic lock; and the reversing valve is respectively connected with the hydraulic cylinder, the pump and the oil tank.
Preferably, the controller module is integrated on the hydraulic cylinder.
Preferably, the network communication module is a bus communication module, and the controller module interacts data with the outside through the bus communication module.
Preferably, the battery charger further comprises an alarm module, the alarm module is connected with the controller, and when the electric quantity of the storage battery is lower than a preset value, the controller controls the alarm module to send out alarm information.
Preferably, the alarm module includes a buzzer, and the alarm information is a sound signal sent by the buzzer.
Preferably, the motor is a brushless dc motor, and the operating voltage of the battery pack is 36 v.
Compared with the prior art, the electric hydraulic cylinder with the storage battery does not need external energy input, supplies power to the motor through the storage battery, enables the motor to drive the hydraulic pump, and the central valve block outputs high-pressure oil to the hydraulic cylinder to drive the hydraulic cylinder to make corresponding actions without connecting an oil pipe, a cable and the like with the outside, so that the energy acquisition is difficult and the cable connection is inconvenient.
Moreover, the electric cylinder with the storage battery can receive instructions through the network communication module, the controller module can control the rotating speed and the steering of the motor according to the instructions, linear power output operation can be realized through remote wireless remote control, and the electric cylinder with the storage battery has the characteristics of small size, high integration level and the like, is particularly suitable for occasions with low action frequency and the need of remote control, such as high-altitude operation, dangerous working condition operation and the like, and realizes remote control linear power transmission operation without any support.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.
Fig. 1 is a schematic diagram of a structure of an electro-hydraulic cylinder with a battery.
Fig. 2 is a schematic diagram of an electric cylinder with a battery.
Description of the main elements
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The following detailed description of the invention will be further described in conjunction with the above-identified drawings.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be described in detail with reference to the accompanying drawings and detailed description. In addition, the embodiments and features of the embodiments of the present application may be combined with each other without conflict. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, and the described embodiments are merely some embodiments, rather than all embodiments, of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
In various embodiments of the present invention, for convenience of description and not limitation, the term "connected" as used in the specification and claims of the present invention is not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships are changed accordingly.
Fig. 1 is a schematic structural view of an electro-hydraulic cylinder with a battery, and fig. 2 is a schematic of the electro-hydraulic cylinder with the battery. As shown in fig. 1 and 2, the battery-operated electric cylinder includes a hydraulic unit 10, a motor-pump unit 20, a battery pack 30, and a controller module 40. The hydraulic machine 10 is used for performing corresponding actions, the storage battery is used for providing power for the motor-pump set 20, so that the motor-pump set 20 can provide high-pressure oil for the hydraulic machine 10, and the controller module 40 is used for controlling the rotating speed and the rotating direction of the motor-pump set 20, so that the actions and the speed of the hydraulic machine 10 can be controlled.
The hydraulic mechanism 10 includes a hydraulic cylinder 11, a center valve block 12, and an oil tank 13. The hydraulic cylinder 11 includes a cylinder body and a piston, and is connected to the oil tank 13 through the center valve block 12. The motor-pump set 20 includes a hydraulic pump 21 and a motor 22, and the motor 22 is preferably a dc brushless motor to reduce the volume of the motor 22. The motor 22 is connected with the hydraulic pump 21, the hydraulic pump 21 is connected with the oil tank 13 and the center valve block 12, and is used for outputting high-pressure oil to the hydraulic cylinder 11 through the center valve block 12 under the driving of the motor 22. As shown in fig. 2, the center valve block 12 includes a direction switching valve 121 and a hydraulic lock 122, and the direction switching valve 121 is connected to the hydraulic cylinder 11 through the hydraulic lock 122; and the direction valve 121 is connected to the hydraulic cylinder 11, the pump and the oil tank 13, respectively. The battery pack 30 is connected with the motor-pump set 20 and is used for providing power for the motor-pump set 20. The operating voltage of the battery pack 30 can be adapted to the operating voltage of the electric machine 22, preferably 36 volts.
In the present embodiment, the controller module 40 is integrated with the hydraulic cylinder 11. The controller module 40 includes a controller 42, a network communication module 43, and a battery management module 41. The Controller 42 includes, but is not limited to, a Central Processing Unit (CPU), a Micro Controller Unit (MCU), and other devices for interpreting computer instructions and processing data in computer software. The controller 42 is connected to the motor 22 of the motor-pump set 20 and the center valve block 12, respectively, and is used for controlling the motor 22 of the motor-pump set 20 and controlling the action of the center valve block 12. The network communication module 43 is connected to the controller 42, and the controller 42 interacts data with the outside through the network communication module 43. In this embodiment, the network communication module 43 is a WiFi module. In other embodiments, when a connection cable is provided, the network communication module 43 may be a bus communication module, and the controller module 40 may exchange data with the outside through the bus communication module. The battery management module 41 is connected to the battery pack 30, and is configured to monitor an electric quantity of the battery pack 30 and output status information of the battery pack 30 through a network communication module 43.
In addition, in some embodiments, the electric cylinder may further include an alarm module, the alarm module is connected to the controller 42, and when the electric quantity of the storage battery is lower than a preset value, the controller 42 controls the alarm module to send out an alarm message. The alarm module preferably comprises a buzzer, and the alarm information is a sound signal sent by the buzzer.
In use, when the network communication module 43 does not receive the instruction, the controller 42 controls the whole system to operate in the sleep mode with low power consumption to save energy. When the controller 42 receives the instruction through the network communication module 43, the controller 42 starts the motor 22, the motor 22 drives the hydraulic pump 21 to operate, and high-pressure oil is output to the hydraulic cylinder 11, and the controller 42 controls the reversing valve 121 to reverse according to the instruction, so that the hydraulic cylinder 11 converts hydraulic energy into linear motion mechanical energy to drive a load, and related instruction actions are completed. After the controller 42 feeds back the execution result through the network communication module 43, it then proceeds to the sleep state.
When the battery management module 41 monitors that the electric quantity of the storage battery pack 30 is lower than the preset value, an alarm message can be sent out through the network communication module 43 or the alarm module to prompt a worker to charge or replace the storage battery pack 30.
The electric hydraulic cylinder with the storage battery does not need external energy input, supplies power to the motor 22 through the storage battery, so that the motor 22 can drive the hydraulic pump 21, the central valve block 12 outputs high-pressure oil to the hydraulic cylinder 11 to drive the hydraulic cylinder 11 to make corresponding actions, and oil pipes, cables and the like do not need to be connected with the outside any more, so that the electric hydraulic cylinder with the storage battery is used for occasions where energy acquisition is difficult and cable connection is inconvenient.
Moreover, the electric cylinder with the storage battery can receive instructions through the network communication module 43, the controller module 40 can control the rotating speed and the steering direction of the motor 22 according to the instructions, linear power output operation can be realized through remote wireless remote control, and the electric cylinder with the storage battery has the characteristics of small volume, high integration level and the like, is particularly suitable for occasions such as high-altitude operation and dangerous working condition operation which have low action frequency and need remote control, and realizes remote control linear power transmission operation without any support.
In the several embodiments provided in the present disclosure, it should be understood that the disclosed systems and components may be implemented in other ways. It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Furthermore, it is obvious that the word "comprising" does not exclude other elements or steps, and the singular does not exclude the plural. Several units or means recited in the system claims may also be implemented by one and the same unit or means in software or hardware. The terms first, second, etc. are used to denote names, but not any particular order.
The above embodiments are only used to illustrate the technical solutions of the present invention and not to limit the same, and although the present invention has been described in detail with reference to the above preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. An electro-hydraulic cylinder with a storage battery, comprising:
the hydraulic mechanism comprises a hydraulic cylinder, a central valve block and an oil tank, and the hydraulic cylinder is connected to the oil tank through the central valve block;
the motor pump set comprises a hydraulic pump and a motor, the motor is connected with the hydraulic pump, the hydraulic pump is connected with the oil tank and the central valve block and is used for outputting oil to the hydraulic cylinder through the central valve block under the driving of the motor so as to drive the hydraulic cylinder to act;
the storage battery pack is connected with the motor-pump set and used for providing power for the motor-pump set;
and the controller module comprises a controller, and the controller is respectively connected with the motor of the motor-pump set and the central valve block and is used for controlling the motor of the motor-pump set and controlling the action of the central valve block.
2. The electric cylinder with a storage battery of claim 1, characterized in that the controller module further comprises a network communication module, the network communication module is connected with the controller, and the controller interacts data with the outside through the network communication module.
3. The battery-operated electric cylinder according to claim 2, wherein the network communication module is a WiFi module.
4. The battery-operated electric cylinder of claim 1, wherein the controller module further comprises a battery management module coupled to the battery pack for monitoring the charge of the battery pack.
5. The battery-operated electric hydraulic cylinder of claim 1, wherein the center valve block includes a directional valve and a hydraulic lock, the directional valve being connected to the hydraulic cylinder by the hydraulic lock; and the reversing valve is respectively connected with the hydraulic cylinder, the pump and the oil tank.
6. The battery-operated electric hydraulic cylinder of claim 1, wherein the controller module is integrated into the hydraulic cylinder.
7. The electric cylinder with the storage battery of claim 2, wherein the network communication module is a bus communication module, and the controller module interacts data with the outside through the bus communication module.
8. The electric cylinder with the storage battery as claimed in claim 1, further comprising an alarm module, wherein the alarm module is connected with the controller, and when the electric quantity of the storage battery is lower than a preset value, the controller controls the alarm module to send out alarm information.
9. The electric cylinder with the storage battery as claimed in claim 8, characterized in that the alarm module comprises a buzzer, and the alarm information is a sound signal sent by the buzzer.
10. The battery-operated electric cylinder of claim 9, wherein the motor is a dc brushless motor and the battery pack has an operating voltage of 36 volts.
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CN201922257740.4U CN211231110U (en) | 2019-12-16 | 2019-12-16 | Electric hydraulic cylinder with storage battery |
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CN201922257740.4U CN211231110U (en) | 2019-12-16 | 2019-12-16 | Electric hydraulic cylinder with storage battery |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110925269A (en) * | 2019-12-16 | 2020-03-27 | 广东志成电液科技有限公司 | Electric hydraulic cylinder with storage battery |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110925269A (en) * | 2019-12-16 | 2020-03-27 | 广东志成电液科技有限公司 | Electric hydraulic cylinder with storage battery |
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