CN208651323U - A kind of integrated fluid pressure drive device - Google Patents
A kind of integrated fluid pressure drive device Download PDFInfo
- Publication number
- CN208651323U CN208651323U CN201821198579.7U CN201821198579U CN208651323U CN 208651323 U CN208651323 U CN 208651323U CN 201821198579 U CN201821198579 U CN 201821198579U CN 208651323 U CN208651323 U CN 208651323U
- Authority
- CN
- China
- Prior art keywords
- piston
- hydraulic pump
- motor
- oil pocket
- side oil
- 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
- Details Of Reciprocating Pumps (AREA)
Abstract
The utility model belongs to hydraulic device technical field, more particularly to a kind of device that fluid pressure drive device is integrated, the device includes cylinder body and is arranged in the intracorporal piston of cylinder, piston connection has piston rod, the inner space of cylinder body is divided into left side oil pocket and right side oil pocket by piston, piston and piston rod are hollow structure, driving device is equipped in piston and piston rod, driving device includes bidirectional hydraulic pump and motor, bidirectional hydraulic pump is located in piston, motor is located in piston rod, motor couples with bidirectional hydraulic pump, bidirectional hydraulic pump two interfaces respectively with left side oil pocket and right side oil pocket connection；The power supply line of motor stretches out outside piston rod.Above-mentioned setting, the integration degree for improving driving device avoid occupying hydraulic cylinder with the external space；Piston can stop to absorb the noise that hydraulic pump and motor generate；Hydraulic pump, motor are placed on internal piston, when operator's movable hydraulic driving device is more convenient.
Description
Technical field
The utility model belongs to hydraulic device technical field, and in particular to a kind of device that fluid pressure drive device is integrated.
Background technique
Conventional hydraulic driving device is that the elements such as hydraulic pump, hydraulic valve are placed on except hydraulic cylinder body, or is formed
Hydraulic station is separated with hydraulic cylinder.I.e. can occupy big space makes mechanical complication again in this way, while can also generate big make an uproar
Sound and mobile inconvenience.
Utility model content
In view of the above technical problems, the utility model provides a kind of device that fluid pressure drive device is integrated, will be hydraulic
Pump setting is arranged in piston rod in internal piston, drive motor, and the integration degree for improving driving device avoids occupying liquid
Cylinder pressure is with the external space.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows:
A kind of integrated fluid pressure drive device, including cylinder body and setting, in the intracorporal piston of cylinder, piston connection has piston
The inner space of cylinder body is divided into left side oil pocket and right side oil pocket by piston by bar, and the piston and piston rod are hollow
Driving device is equipped in structure, piston and piston rod, the driving device includes bidirectional hydraulic pump and motor, the two-way liquid
Press pump is located in piston, and the motor is located in piston rod, and the motor couples with bidirectional hydraulic pump, bidirectional hydraulic pump
Two interfaces respectively with left side oil pocket and right side oil pocket connection；The power supply line of motor stretches out outside piston rod.
The piston is equipped with runner, and two interfaces of bidirectional hydraulic pump pass through runner and left side oil pocket and right side oil pocket respectively
Connection.
Bidirectional hydraulic pump is arranged in the intracorporal piston of cylinder, will drive by a kind of method that fluid pressure drive device is integrated
Motor is arranged in piston rod, and motor couples with bidirectional hydraulic pump, the inner cavity connection of bidirectional hydraulic pump and cylinder body, by double
The flowing of liquid in inner cavity is realized to hydraulic pump.
The inner cavity connection that bidirectional hydraulic pump passes through runner and cylinder body in piston.
The utility model compared with prior art, has the beneficial effect that
Hydraulic pump is placed on internal piston, motor is placed on piston rod inner, improves the integrated of driving device
Degree avoids occupying hydraulic cylinder with the external space；
Piston can stop to absorb the noise that hydraulic pump and motor generate, and reduce noise pollution；
Hydraulic pump is placed on internal piston, motor is placed on piston rod inner, the driving of operator's movable hydraulic
It is more convenient when device.
Detailed description of the invention
Fig. 1 is the principles of the present invention figure；
Wherein: 1 is cylinder body, and 2 be piston, and 3 pump for bidirectional hydraulic, and 4 be motor, and 5 be right side oil pocket, and 6 be piston rod, 7
It is left side oil pocket for inner passage, 8.
Specific embodiment
The technical scheme in the utility model embodiment is clearly and completely described below, it is clear that described reality
Applying example is only the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts, belongs to this reality
With novel protected range.
As shown in Figure 1, a kind of integrated fluid pressure drive device, living including cylinder body 1 and the piston 2 being arranged in cylinder body 1
2 connection of plug has piston rod 6, and the inner space of cylinder body 1 is divided into left side oil pocket 8 and right side oil pocket 5, above-mentioned oil by piston 2
Specific structure in cylinder uses structure in the prior art.Piston 2 and piston rod 6 are hollow structure, piston 2 and piston
Driving device is equipped in bar 6, driving device includes bidirectional hydraulic pump 3 and motor 4.Wherein: bidirectional hydraulic pump 3 is fixed on piston
In 2, motor 4 is fixed in piston rod 6, and motor 4 couples with bidirectional hydraulic pump 3, two interfaces difference of bidirectional hydraulic pump 3
With 5 connection of left side oil pocket 8 and right side oil pocket.
Runner is equipped with inside piston 2, two interfaces of bidirectional hydraulic pump 3 pass through runner and left side oil pocket 8 and the right side respectively
5 connection of side oil pocket.Motor and hydraulic pump can be integrated in inside oil cylinder by such structure, no setting is required pipeline.
3 work of bidirectional hydraulic pump can be driven by motor 4, coupling between motor 4 and bidirectional hydraulic pump 3 is this
Known to the technical staff of field, therefore do not elaborate herein.
The power supply line of motor 4 stretches out outside piston rod 6, and piston rod 6 is equipped with corresponding inner passage 7.By changing electricity
4 direction of rotation of motivation, thus change bidirectional hydraulic pump 3 oil extraction directions, when bidirectional hydraulic pump 3 from 5 oil suction of right side oil pocket to the left
When 8 oil extraction of oil pocket, piston 2 is moved right；It is anti-then, piston 2 moves downward.When piston 2 moves, bidirectional hydraulic pump 3 and motor 4
Also it moves therewith.
Hydraulic pump preferably uses miniature hydraulic pump, and motor 4 preferably uses micromotor 4.
A kind of method that fluid pressure drive device is integrated will by being arranged bidirectional hydraulic pump in the intracorporal piston of cylinder
Motor is arranged in piston rod, and by motor drive bidirectional hydraulic pump work, bidirectional hydraulic pumps the inner cavity connection with cylinder body,
The flowing that liquid in inner cavity can be realized by the bidirectional hydraulic pump of inside setting, to realize the movement of piston and piston rod.
Motor is powered by the way of external power supply.
Bidirectional hydraulic pump saves the setting of fluid pressure line by the inner cavity connection of runner and cylinder body in piston.
Only the preferred embodiment of the utility model is explained in detail above, but the utility model be not limited to it is above-mentioned
Embodiment can also not depart from the utility model aims within the knowledge of a person skilled in the art
Under the premise of various changes can be made, various change should be included within the scope of protection of this utility model.
Claims (2)
1. a kind of integrated fluid pressure drive device, including cylinder body (1) and the piston (2) being arranged in cylinder body (1), piston (2)
Connection has piston rod (6), and the inner space of cylinder body (1) is divided into left side oil pocket (8) and right side oil pocket (5) by piston (2),
It is characterized by: the piston (2) and piston rod (6) are hollow structure, driving dress is equipped in piston (2) and piston rod (6)
It sets, the driving device includes bidirectional hydraulic pump (3) and motor (4), and the bidirectional hydraulic pump (3) is located in piston (2), institute
It states motor (4) to be located in piston rod (6), the motor (4) couples with bidirectional hydraulic pump (3), and bidirectional hydraulic pumps the two of (3)
A interface respectively with left side oil pocket (8) and right side oil pocket (5) connection；The power supply line of motor (4) stretches out piston rod (6) outside.
2. the integrated fluid pressure drive device of one kind according to claim 1, it is characterised in that: the piston (2) is equipped with
Two interfaces of runner, bidirectional hydraulic pump (3) pass through runner and left side oil pocket (8) and right side oil pocket (5) connection respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821198579.7U CN208651323U (en) | 2018-07-27 | 2018-07-27 | A kind of integrated fluid pressure drive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821198579.7U CN208651323U (en) | 2018-07-27 | 2018-07-27 | A kind of integrated fluid pressure drive device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208651323U true CN208651323U (en) | 2019-03-26 |
Family
ID=65786427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821198579.7U Expired - Fee Related CN208651323U (en) | 2018-07-27 | 2018-07-27 | A kind of integrated fluid pressure drive device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208651323U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110939632A (en) * | 2019-11-01 | 2020-03-31 | 北京自动化控制设备研究所 | Giant magnetostrictive electro-hydrostatic actuator |
| CN111852964A (en) * | 2019-04-24 | 2020-10-30 | 活塞动力有限责任公司 | Hydraulic actuator arrangement |
-
2018
- 2018-07-27 CN CN201821198579.7U patent/CN208651323U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111852964A (en) * | 2019-04-24 | 2020-10-30 | 活塞动力有限责任公司 | Hydraulic actuator arrangement |
| CN111852964B (en) * | 2019-04-24 | 2022-08-26 | 活塞动力有限责任公司 | Hydraulic actuator arrangement |
| CN110939632A (en) * | 2019-11-01 | 2020-03-31 | 北京自动化控制设备研究所 | Giant magnetostrictive electro-hydrostatic actuator |
| CN110939632B (en) * | 2019-11-01 | 2021-09-14 | 北京自动化控制设备研究所 | Giant magnetostrictive electro-hydrostatic actuator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208651323U (en) | A kind of integrated fluid pressure drive device | |
| CN201103527Y (en) | Capacity type hydraulic driving reciprocating compressor | |
| CN216477715U (en) | Piston reciprocating type bidirectional acting double-liquid grouting pump | |
| CN205260297U (en) | Hydraulic pressure booster pump | |
| CN111794933A (en) | Bidirectional piston driving type water pump | |
| CN108799250A (en) | A kind of integrated fluid pressure drive device and its method | |
| CN207145218U (en) | Servicing unit applied to pressure break pump hydraulic end | |
| CN207033881U (en) | A kind of controllable cushion cylinder of hydraulic pressure | |
| CN202971073U (en) | Two-way plunger pump | |
| CN207333130U (en) | A kind of electromagnetic plunge pump | |
| CN216111151U (en) | Motor direct-drive fracturing device | |
| CN206943107U (en) | Hydraulic press control system | |
| CN209838651U (en) | Fluid exchanger | |
| CN210949316U (en) | Integrated hydraulic hoist totally-enclosed oil tank | |
| CN209212521U (en) | A kind of high-pressure hydraulic pump for cleaning-nursing | |
| CN207954256U (en) | A kind of magnetic material wet pressing slurry automatic-feeding device | |
| CN206158941U (en) | High -efficient electrical plunger pump system that heavily blocks driver's cabin upset control mechanism | |
| CN206830144U (en) | Double plunger latent oil Diaphragm pump system | |
| CN201068643Y (en) | Pressure regulating type heavy pressure infusion plugging machine | |
| CN205916955U (en) | Small -size hydraulic actuating pole | |
| CN220522949U (en) | Electrohydraulic push rod | |
| CN2616755Y (en) | Composite hydraulic cylinder | |
| CN208169089U (en) | A kind of inelastic disengaging air valve structure of spherical surface | |
| CN109162906A (en) | A kind of high-pressure hydraulic pump for cleaning-nursing | |
| CN208281256U (en) | Hydraulic gear is used in a kind of finishing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190326 Termination date: 20190727 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |