CN207728646U - A kind of miniature integral type electro-hydraulic actuator - Google Patents
A kind of miniature integral type electro-hydraulic actuator Download PDFInfo
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- CN207728646U CN207728646U CN201721775839.8U CN201721775839U CN207728646U CN 207728646 U CN207728646 U CN 207728646U CN 201721775839 U CN201721775839 U CN 201721775839U CN 207728646 U CN207728646 U CN 207728646U
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- shell
- hydraulic
- end cover
- manifold block
- pressing plate
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Abstract
The utility model discloses a kind of miniature integral type electro-hydraulic actuators, including hydraulic manifold block, hydraulic pump, motor, shell, upper end cover, radiation fins pressing plate, piston component, rubber bellows set, bracket and cable cover(ing)；The utility model uses the structure of hydraulic manifold block, shell, upper end cover and bracket, hydraulic valve and oil circuit are integrated in hydraulic manifold block, it is embedded in the hydraulic pump block of hydraulic manifold block using by hydraulic pump, motor is direct-connected with hydraulic pump, piston component is set on each angle of shell, and using space extra in shell as fuel tank, hydraulic manifold block is connected to the both ends of the surface of shell, piston component connecting bracket with upper end cover；Keep fuel tank closed by the way of rubber bellows set is set between upper end cover inside the shell.Have the advantages that compact-sized, small, effect is high and degree of protection is high.
Description
Technical field
The utility model is related to hydraulic power technical field, especially a kind of miniature integral type electro-hydraulic actuator.
Background technology
A set of conventional hydraulic system includes that hydraulic power supply, control valve group, fluid pressure line and actuator 4 are most of.With
Electromechanical equipment towards automation, miniaturization and the development in removableization direction, micromation to electro-hydraulic actuator and integrated
Requirement it is higher and higher.The structure of the common electro-hydraulic actuator of the prior art is still more traditional, used Hydraulic Elements and
The electromechanical component overwhelming majority is still standard component or standard items, and its structure is main or heap superposition linking designs, and exists
The problem of be that the volume of these electro-hydraulic actuators is difficult to reduce, effect is difficult to improve, and can not produce the electro-hydraulic of high-protection level
Actuator product.
Utility model content
The purpose of this utility model be in view of the deficiencies of the prior art and provide a kind of miniature integral type electro-hydraulic actuator,
The utility model is embedded in hydraulic manifold block using the structure of hydraulic manifold block, shell, upper end cover and bracket using by hydraulic pump
Hydraulic pump block in, motor is direct-connected with hydraulic pump, is arranged piston component on each angle of shell, and utilizes sky extra in shell
Between be used as fuel tank, hydraulic manifold block and upper end cover to be connected to the both ends of the surface of shell, piston component connecting bracket；Using outside
The mode of rubber bellows set is arranged in shell between upper end cover keeps fuel tank closed.It is high and anti-with compact-sized, small, effect
Protect the high advantage of grade.
Realizing the specific technical solution of the utility model aim is：
A kind of miniature integral type electro-hydraulic actuator, feature include hydraulic manifold block, hydraulic pump, motor, shell, upper end
Lid, radiation fins pressing plate, piston component, rubber bellows set, bracket and cable cover(ing)；The hydraulic manifold block be it is interior be equipped with oil circuit,
The plate of hydraulic valve, end face are equipped with hydraulic pump block, and each angle is equipped with the first screw hole；
The shell is square-outside and round-inside or the cylinder of outer triangle inner circle, and cylinder tube, oil circuit hole are equipped on each angle of cylinder
And inner bolt hole；
The upper end cover is the plate of square-outside and round-inside or outer triangle inner circle, be equipped on each angle of upper end cover rod aperture and
The inner circle of second screw hole, upper end cover is equipped with pressing plate seam allowance；
The radiation fins pressing plate is annular plate；
The bracket is plate, and piston joint element for bar is equipped on each angle of bracket；
The hydraulic manifold block is set to the end face of shell, and screw passes through first screw hole and shell of hydraulic manifold block
Inner bolt hole is connected；Upper end cover is set to the other end of shell, and screw passes through the inner bolt hole of the second screw hole and shell of upper end cover
It is connected；Hydraulic pump is embedded in the hydraulic pump block of hydraulic manifold block；Motor is set to direct-connected with hydraulic pump in shell；Radiation fins pressing plate is set
In on the pressing plate seam allowance of upper end cover；Rubber corrugated is sheathed in shell, and the running-on opening of rubber bellows set is fixed on radiation fins
Between pressing plate and the pressing plate seam allowance of upper end cover；Piston component is array, is respectively arranged in the cylinder tube of shell, on piston component
Piston rod is stretched out by the rod aperture of upper end cover and is connect with the piston joint element for bar of bracket；Cable cover(ing) is set to rubber bellows set
Running-on, the cable of motor in rubber bellows set and cable cover(ing) by stretching out.
Hydraulic valve and oil circuit are integrated in by the utility model using the structure of hydraulic manifold block, shell, upper end cover and bracket
It is in hydraulic manifold block, hydraulic pump and motor and hydraulic manifold block is direct-connected, piston component is set on each angle of shell, and utilize
As fuel tank, hydraulic manifold block is connected to the both ends of the surface of shell with upper end cover in extra space in shell, and piston component connects
Connect bracket；Keep fuel tank closed by the way of rubber bellows set is set between upper end cover inside the shell.With compact-sized, body
The advantage that product is small, effect is high and degree of protection is high.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the cross-sectional view of the utility model embodiment shell；
Fig. 3 is the hydraulic schematic diagram of the utility model.
Specific implementation mode
It is below square-outside and round-inside as embodiment using the utility model shell 4, the utility model is specifically described in detail.
Refering to fig. 1, Fig. 2, the utility model include hydraulic manifold block 1, hydraulic pump 2, motor 3, shell 4, upper end cover 5, wave
Line covers pressing plate 6, piston component 7, rubber bellows set 8, bracket 9 and cable cover(ing) 10；The hydraulic manifold block 1 is interior equipped with oil
Road, hydraulic valve rectangular plate, end face be equipped with hydraulic pump block 11, quadrangle be equipped with the first screw hole.
The shell 4 is the cylinder of square-outside and round-inside, and cylinder tube 41, oil circuit hole 42 and inner bolt hole are equipped on the quadrangle of cylinder
43。
The upper end cover 5 is the plate of square-outside and round-inside, and rod aperture 51 and the second screw are equipped on the quadrangle of upper end cover 5
The inner circle in hole, upper end cover 5 is equipped with pressing plate seam allowance 52.
The radiation fins pressing plate 6 is annular plate.
The bracket 9 is rectangular plate, and piston joint element for bar is equipped on the quadrangle of bracket 9.
Refering to fig. 1, Fig. 2, the hydraulic manifold block 1 are set to the end face of shell 4, and screw passes through the of hydraulic manifold block 1
The inner bolt hole 43 of one screw hole and shell 4 is connected；Upper end cover 5 is set to the other end of shell 4, and screw passes through the of upper end cover 5
The inner bolt hole 43 of two screw holes and shell 4 is connected；Hydraulic pump 2 is embedded in the hydraulic pump block 11 of hydraulic manifold block 1；Motor 3 is set to
It is direct-connected with hydraulic pump 2 in shell 4；Radiation fins pressing plate 6 is set on the pressing plate seam allowance 52 of upper end cover 5；Rubber bellows set 8 is set to shell
In 4, and the running-on opening of rubber bellows set 8 is fixed between radiation fins pressing plate 6 and the pressing plate seam allowance 52 of upper end cover 5；Piston group
Part 7 be four groups, be respectively arranged in four cylinder tubes 41 of shell 4, the piston rod on piston component 7 by upper end cover 5 piston rod
Hole 51 is stretched out and is connect with the piston joint element for bar of bracket 9；Cable cover(ing) 10 is set to the running-on of rubber bellows set 8, the electricity of motor 3
Cable in rubber bellows set 8 and cable cover(ing) 10 by stretching out.
The present embodiment works in this way：
- Fig. 3 refering to fig. 1 starts motor 3, and motor 3 is made to rotate counterclockwise, drives embedded hydraulic pump 2 to rotate, by work
Medium is extruded from the oil outlet of hydraulic pump 2, and the rodless cavity 7.4 of piston component 7 is entered via the oil outlet of integrated package 5, at this point,
The thrust that the piston and piston rod of 4 cylinder tube of shell, 41 inner carrier component 7 are generated by liquid pressure is released, on piston component 7
Piston rod is stretched out by the rod aperture 51 of upper end cover 5 jacks bracket 9, realizes the work of lifting load.
In the course of work of piston rod on piston component 7, the medium in the rod chamber 7.2 of piston component 7 is with piston
Move and be forced out, and flowed back into the fuel tank of shell 4 by the oil circuit hole 42 of shell 4.
The utility model is used in shell 4 using space extra in shell 4 as fuel tank between upper end cover 5
The mode of rubber bellows set 8, which is arranged, keeps fuel tank closed in an elastic space.Rodless cavity 7.4 due to piston component 7 with have
The volume of rod cavity 7.2 differs, and piston component 7 is in ejection impulse stroke and retracts impulse stroke and flows back into the rate-of flow of fuel tank not
Deng passing through the elastic space of the expansion or shrinkage regulating oil tank of rubber bellows set 8.
The utility model constitutes the side of miniature integral type using hydraulic manifold block 1, shell 4, upper end cover 5 and the overlapping of bracket 9
Shape cylinder ejects bracket 9 by piston component 7, executes the work of lifting load.
Hydraulic valve and oil circuit are integrated in hydraulic manifold block 1 by refering to fig. 1, Fig. 2, the utility model, using by hydraulic pump 2
It is embedded in the hydraulic pump block 11 of hydraulic manifold block 1, motor 3 and the direct-connected structure of hydraulic pump 2；So that hydraulic manifold block 1 and electricity
Machine 3, hydraulic pump 2 are highly integrated, the advantage that lamps structure is compact, small.
Refering to fig. 1, Fig. 2, the utility model hydraulic manifold block 1 are connected to the both ends of the surface of shell 4 with upper end cover 5,
Cylinder tube 41, oil circuit hole 42 are set on the quadrangle of shell 4, and piston component 7 is set in cylinder tube 41, and oil circuit hole 42 is used as piston group
The medium back flow channel of part 7, and using space extra in shell 4 as fuel tank.
Refering to fig. 1, Fig. 2, the utility model between upper end cover 5 in shell 4 by the way of being arranged rubber bellows set 8
Constitute closed fuel tank.It is specifically configured to rubber bellows set 8 being set in shell 4, and the running-on of rubber bellows set 8 is opened and fixed
Between radiation fins pressing plate 6 and the pressing plate seam allowance 52 of upper end cover 5, the space with 8 closed composition of rubber bellows set in shell 4 is utilized
As toroidal membrane.
3 preferred oil immersed type of the utility model motor, permanent-magnet DC brushless servo motor；
The utility model piston component 7 is piston, piston rod construction or piston structure.
The utility model rubber bellows set 8 covers on 3 rear portion of motor, with 3 body seal of motor, is allowed to the work in fuel tank
Medium is isolated, and is formed closed toroidal membrane in shell 4, is eliminated underbalance effect of the closed system when system works, and is mended
The defect that the oil absorption that hydraulic pump 2 occurs at work declines is repaid, the utility model has reached IP68 degree of protection.
The utility model motor 3 is immersed in work in fuel tank medium, preferably can radiate and absorb noise.
The utility model has the advantages that neat appearance, small, integrated level is high.
Claims (1)
1. a kind of miniature integral type electro-hydraulic actuator, it is characterised in that it includes hydraulic manifold block（1）, hydraulic pump（2）, motor
（3）, shell（4）, upper end cover（5）, radiation fins pressing plate（6）, piston component（7）, rubber bellows set（8）, bracket（9）And cable protection
Set（10）, the hydraulic manifold block（1）For the interior plate equipped with oil circuit, hydraulic valve, plate is equipped with hydraulic pump block（11）, each angle
It is equipped with the first screw hole；
The shell（4）For square-outside and round-inside or the cylinder of outer triangle inner circle, cylinder tube is equipped on each angle of cylinder（41）, oil circuit
Hole（42）And inner bolt hole（43）；
The upper end cover（5）For square-outside and round-inside or the plate of outer triangle inner circle, upper end cover（5）Each angle on be equipped with rod aperture
（51）And second screw hole, upper end cover（5）Inner circle be equipped with pressing plate seam allowance（52）；
The radiation fins pressing plate（6）For annular plate；
The bracket（9）For plate, bracket（9）Each angle on be equipped with piston joint element for bar；
The hydraulic manifold block（1）Set on shell（4）End face, screw pass through hydraulic manifold block（1）The first screw hole with
Shell（4）Inner bolt hole（43）It is connected；Upper end cover（5）Set on shell（4）Other end, screw pass through upper end cover（5）
Two screw holes and shell（4）Inner bolt hole（43）It is connected；Hydraulic pump（2）Embedded hydraulic manifold block（1）Hydraulic pump block（11）It is interior；
Motor（3）Set on shell（4）Interior and hydraulic pump（2）It is direct-connected；Radiation fins pressing plate（6）Set on upper end cover（5）Pressing plate seam allowance（52）
On；Rubber bellows set（8）Set on shell（4）It is interior, and rubber bellows set（8）Running-on opening be fixed on radiation fins pressing plate（6）And
Upper end cover（5）Pressing plate seam allowance（52）Between；Piston component（7）For array, it is respectively arranged on shell（4）Cylinder tube（41）It is interior,
Piston component（7）On piston rod by upper end cover（5）Rod aperture（51）Stretching and and bracket（9）Piston joint element for bar connect
It connects；Cable cover(ing)（10）Set on rubber bellows set（8）Running-on, motor（3）Cable by rubber bellows set（8）And cable protection
Set（10）Interior stretching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721775839.8U CN207728646U (en) | 2017-12-19 | 2017-12-19 | A kind of miniature integral type electro-hydraulic actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721775839.8U CN207728646U (en) | 2017-12-19 | 2017-12-19 | A kind of miniature integral type electro-hydraulic actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207728646U true CN207728646U (en) | 2018-08-14 |
Family
ID=63098847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721775839.8U Active CN207728646U (en) | 2017-12-19 | 2017-12-19 | A kind of miniature integral type electro-hydraulic actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207728646U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107893785A (en) * | 2017-12-19 | 2018-04-10 | 上海当世流体动力控制设备有限公司 | A kind of miniature integral type electro-hydraulic actuator |
| CN111219523A (en) * | 2020-01-07 | 2020-06-02 | 杭州孚罗泰自控阀门制造有限公司 | Miniature electro-hydraulic linkage actuator |
-
2017
- 2017-12-19 CN CN201721775839.8U patent/CN207728646U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107893785A (en) * | 2017-12-19 | 2018-04-10 | 上海当世流体动力控制设备有限公司 | A kind of miniature integral type electro-hydraulic actuator |
| CN111219523A (en) * | 2020-01-07 | 2020-06-02 | 杭州孚罗泰自控阀门制造有限公司 | Miniature electro-hydraulic linkage actuator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200507 Address after: 246299 No. 523, Huayang Avenue, Huayang Town, Wangjiang County, Anqing City, Anhui Province Patentee after: Anhui Mogen Intelligent Equipment Co., Ltd Address before: Room 305, room No. 27, Zhongjiang Road, Putuo District, Shanghai, Putuo District, Shanghai Patentee before: SHANGHAI MOCEN FLUID POWER Co.,Ltd. |