CN214331648U - Anti-leakage electro-hydraulic actuator - Google Patents
Anti-leakage electro-hydraulic actuator Download PDFInfo
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- CN214331648U CN214331648U CN202120377021.0U CN202120377021U CN214331648U CN 214331648 U CN214331648 U CN 214331648U CN 202120377021 U CN202120377021 U CN 202120377021U CN 214331648 U CN214331648 U CN 214331648U
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- piston rod
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Abstract
The utility model discloses a prevent electric liquid executor of leakage, including shell and connecting seat, the shell is hollow structure, and the inboard of shell is equipped with the piston rod, the one end of shell is equipped with the end cover, the one end of piston rod is equipped with the piston, and the other end of piston rod runs through the end cover, one side upper end of shell is equipped with first hydraulic oil through-hole, and one side lower extreme of shell is equipped with second hydraulic oil through-hole, the connecting seat is located the downside of shell, and the connecting seat passes through screw and end cover fixed connection, the lower extreme of connecting seat is equipped with the fixed plate, and both sides all are equipped with the opening around the connecting seat. Compare with traditional electricity liquid executor, the utility model discloses a lower extreme at the shell sets up a connecting seat that has detection mechanism, need not to dismantle the shell, can know the sealed wearing and tearing condition of filling up of shell inside to can in time change sealed the pad, effectually avoided the problem that the electricity liquid executor takes place to leak because of sealed pad wearing and tearing.
Description
Technical Field
The utility model relates to an electricity liquid executor technical field specifically is an prevent electric liquid executor of leakage.
Background
Compared with the traditional pneumatic actuating mechanism and electric actuating mechanism, the electro-hydraulic actuating mechanism has great advantages and has the characteristics of large stroke, large thrust or moment, quick response time, high sensitivity, compact mechanism, fire prevention and the like. The piston rod of the existing electro-hydraulic actuator inevitably causes abrasion of the sealing gasket when moving, the sealing gasket is abraded greatly after being used for a long time, the leakage condition can occur, and the electro-hydraulic actuator needs to be disassembled wholly for knowing the abrasion condition of the sealing gasket, so that the sealing gasket is replaced after the electro-hydraulic actuator leaks in most cases, and the use is inconvenient.
To this end, a leak-proof electro-hydraulic actuator has been proposed to solve the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prevent electric liquid executor of leakage 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: a leakage-proof electro-hydraulic actuator comprises a shell and a connecting seat, wherein the shell is of a hollow structure, a piston rod is arranged on the inner side of the shell, an end cover is arranged at one end of the shell, a piston is arranged at one end of the piston rod, the other end of the piston rod penetrates through the end cover, a first hydraulic oil through hole is formed in the upper end of one side of the shell, a second hydraulic oil through hole is formed in the lower end of one side of the shell, the connecting seat is located on the lower side of the shell and is fixedly connected with the end cover through a screw, a fixing plate is arranged at the lower end of the connecting seat, openings are formed in the front side and the rear side of the connecting seat, a detection mechanism is arranged at the upper end of the connecting seat and consists of two fixing seats, the fixing seats are rectangular, a limiting groove is formed in the inner side of each fixing seat, a connecting plate is arranged in the limiting groove, and a rubber sealing gasket is arranged on the outer side of the connecting plate, the rubber sealing gasket is bonded with the connecting plate through an adhesive, the lower side of the fixing seat is provided with a protection plate, and the inner side of the protection plate is provided with a wear-resistant rubber ring.
Preferably, the end cover is fixedly connected with the shell through a screw, and a through hole corresponding to the piston rod is formed in the middle of the end cover.
Preferably, the connecting plate is semicircular, a groove is formed in the back of the connecting plate, and the connecting plate is fixedly connected with the fixing seat through a screw.
Preferably, the limiting groove is semicircular, and a convex rib matched with the groove is arranged on the inner side of the limiting groove.
Preferably, the protection plate passes through screw and connecting seat fixed connection, and the protection plate bonds together through gluing agent and wear-resisting rubber circle.
Preferably, the fixing plate is welded with the connecting seat, and a screw fixing hole is formed in the fixing plate.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up a detection mechanism in the upper end of connecting seat, detection mechanism is formed by two fixing base combinations, is equipped with the connecting plate in the inboard of fixing base, is equipped with on the connecting plate with the sealed pad of shell tip with the sealed rubber packing pad of specification, when wanting to know the sealed wearing and tearing condition of filling up of shell seal department, only needs to dismantle the fixing base, then observes the sealed wearing and tearing condition of filling up of rubber packing, through the contrast, can know the sealed wearing and tearing condition of filling up in the shell. Compare with traditional electricity liquid executor, the utility model discloses a lower extreme at the shell sets up a connecting seat that has detection mechanism, need not to dismantle the shell, can know the sealed wearing and tearing condition of filling up of shell inside to can in time change sealed the pad, effectually avoided the problem that the electricity liquid executor takes place to leak because of sealed pad wearing and tearing.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the housing of the present invention;
fig. 3 is a top view of the detecting mechanism of the present invention;
fig. 4 is a top view of the protection plate of the present invention.
In the figure: 1. a housing; 2. a connecting seat; 3. a piston rod; 4. an end cap; 5. a piston; 6. a first hydraulic oil through hole; 7. a second hydraulic oil through hole; 8. a fixing plate; 9. a fixed seat; 10. a limiting groove; 11. a connecting plate; 12. a rubber gasket; 13. a wear-resistant rubber ring; 14. and (4) a protective plate.
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. 1-4, the present invention provides a leakage-proof electro-hydraulic actuator, which comprises a housing 1 and a connecting seat 2, wherein the housing 1 is of a hollow structure, a piston rod 3 is disposed at the inner side of the housing 1, an end cap 4 is disposed at one end of the housing 1, a piston 5 is disposed at one end of the piston rod 3, the other end of the piston rod 3 penetrates through the end cap 4, a first hydraulic oil through hole 6 is disposed at the upper end of one side of the housing 1, a second hydraulic oil through hole 7 is disposed at the lower end of one side of the housing 1, the connecting seat 2 is disposed at the lower side of the housing 1, the connecting seat 2 is fixedly connected to the end cap 4 through a screw, a fixing plate 8 is disposed at the lower end of the connecting seat 2, openings are disposed at the front side and the rear side of the connecting seat 2, a detecting mechanism is disposed at the upper end of the connecting seat 2, the detecting mechanism is composed of two fixing seats 9, the fixing seats 9 are rectangular, and the inboard of fixing base 9 is equipped with spacing recess 10, be equipped with connecting plate 11 in the spacing recess 10, and the outside of connecting plate 11 is equipped with rubber packing pad 12, rubber packing pad 12 bonds together through gluing agent and connecting plate 11, the downside of fixing base 9 is equipped with guard plate 14, and the inboard of guard plate 14 is equipped with wear-resisting rubber circle 13, and wear-resisting rubber circle 13 plays a effect of clearing up piston rod 3, can clear up the dust of attaching on piston rod 3 through wear-resisting rubber circle 13, and in order to prevent that the inside hydraulic oil of shell 1 from leaking, the one end that is close to end cover 4 at shell 1 is equipped with sealed the pad.
The end cover 4 is fixedly connected with the shell 1 through screws, and a through hole corresponding to the piston rod 3 is formed in the middle of the end cover 4. The connecting plate 11 is semicircular, a groove is formed in the back of the connecting plate 11, and the connecting plate 11 is fixedly connected with the fixing seat 9 through screws. The limiting groove 10 is semicircular, the inner side of the limiting groove 10 is provided with a convex rib matched with the groove, and the existence of the convex rib and the groove can ensure that the connecting plate 11 is more firmly fixed. The protection plate 14 passes through screw and 2 fixed connection of connecting seat, and the protection plate 14 bonds with wear-resisting rubber circle 13 through gluing agent and is in the same place, and wear-resisting rubber circle 13 plays an effect of clearing up piston rod 3, can clear up the dust of attaching to on piston rod 3 through wear-resisting rubber circle 13. The fixing plate 8 is welded with the connecting seat 2, a screw fixing hole is formed in the fixing plate 8, and the fixing plate 8 is fixed with the valve body through a screw.
In order to better understand the utility model by those skilled in the art, the working process of the utility model is briefly described with reference to the attached drawings: set up a detection mechanism through the upper end at connecting seat 2, detection mechanism is formed by two fixing base 9 combinations, is equipped with connecting plate 11 in the inboard of fixing base 9, be equipped with on connecting plate 11 with the sealed pad 12 with the sealed pad of specification of 1 tip of shell, when wanting to know the sealed wearing and tearing condition of the sealed pad of shell department, only need dismantle fixing base 9, then observe the wearing and tearing condition of the sealed pad 12 of rubber, through the contrast, can know the sealed wearing and tearing condition of filling up in the shell 1.
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. The utility model provides a prevent electric liquid executor of leakage, includes shell (1) and connecting seat (2), its characterized in that: the shell (1) is of a hollow structure, a piston rod (3) is arranged on the inner side of the shell (1), an end cover (4) is arranged at one end of the shell (1), a piston (5) is arranged at one end of the piston rod (3), the other end of the piston rod (3) penetrates through the end cover (4), a first hydraulic oil through hole (6) is arranged at the upper end of one side of the shell (1), a second hydraulic oil through hole (7) is arranged at the lower end of one side of the shell (1), the connecting seat (2) is positioned at the lower side of the shell (1), the connecting seat (2) is fixedly connected with the end cover (4) through screws, a fixing plate (8) is arranged at the lower end of the connecting seat (2), openings are formed in the front side and the rear side of the connecting seat (2), a detection mechanism is arranged at the upper end of the connecting seat (2) and consists of two fixing seats (9), and the fixing seats (9) are rectangular, and the inboard of fixing base (9) is equipped with spacing recess (10), be equipped with connecting plate (11) in spacing recess (10), and the outside of connecting plate (11) is equipped with rubber packing pad (12), rubber packing pad (12) bond together through gluing agent and connecting plate (11), the downside of fixing base (9) is equipped with guard plate (14), and the inboard of guard plate (14) is equipped with wear-resisting rubber circle (13).
2. A leak resistant electro-hydraulic actuator as set forth in claim 1 wherein: the end cover (4) is fixedly connected with the shell (1) through screws, and a through hole corresponding to the piston rod (3) is formed in the middle of the end cover (4).
3. A leak resistant electro-hydraulic actuator as set forth in claim 1 wherein: the connecting plate (11) is semicircular, a groove is formed in the back of the connecting plate (11), and the connecting plate (11) is fixedly connected with the fixing seat (9) through screws.
4. A leak resistant electro-hydraulic actuator as set forth in claim 3 wherein: the limiting groove (10) is semicircular, and a convex rib matched with the groove is arranged on the inner side of the limiting groove (10).
5. A leak resistant electro-hydraulic actuator as set forth in claim 1 wherein: the protective plate (14) is fixedly connected with the connecting seat (2) through screws, and the protective plate (14) is bonded with the wear-resistant rubber ring (13) through adhesive.
6. A leak resistant electro-hydraulic actuator as set forth in claim 1 wherein: the fixing plate (8) is welded with the connecting seat (2), and a screw fixing hole is formed in the fixing plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120377021.0U CN214331648U (en) | 2021-02-19 | 2021-02-19 | Anti-leakage electro-hydraulic actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120377021.0U CN214331648U (en) | 2021-02-19 | 2021-02-19 | Anti-leakage electro-hydraulic actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214331648U true CN214331648U (en) | 2021-10-01 |
Family
ID=77884461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120377021.0U Active CN214331648U (en) | 2021-02-19 | 2021-02-19 | Anti-leakage electro-hydraulic actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214331648U (en) |
-
2021
- 2021-02-19 CN CN202120377021.0U patent/CN214331648U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230601 Address after: Room EB1114, 1st Floor, Building 1, No. 1755 Hongmei South Road, Minhang District, Shanghai, 201104 Patentee after: Qisi (Shanghai) Machinery Co.,Ltd. Address before: 225300 plant 9, phase II, innovation and entrepreneurship Industrial Park for small and medium-sized enterprises, Taizhou Economic Development Zone, Jiangsu Province Patentee before: Jiangsu Brooke automation equipment Co.,Ltd. |
|
| TR01 | Transfer of patent right |