CN213064122U

CN213064122U - Hydraulic oil cylinder

Info

Publication number: CN213064122U
Application number: CN202021526333.5U
Authority: CN
Inventors: 赵尧云
Original assignee: Shao Yang Eatonbank Flold Power Co ltd
Current assignee: Shao Yang Eatonbank Flold Power Co ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-04-27
Anticipated expiration: 2030-07-29

Abstract

The utility model belongs to the technical field of hydraulic cylinder bodies, in particular to a hydraulic cylinder, which comprises a hydraulic cylinder body and a shell, wherein the shell is provided with a first through hole and a groove; the utility model discloses, through the receiver, lead to the setting of groove and doctor-bar, place the receiver in the recess, and the piston rod surface looks overlap joint of doctor-bar and the hydraulic cylinder body that makes, work is stretched out the cylinder body when the piston rod under the promotion of high pressure oil, the back piston rod recovery in-process that finishes of work, the doctor-bar strikes off piston rod surface adnexed dust etc. dirty after striking off is accomodate in getting into the receiver through leading to the groove, thereby the influence of dust to hydraulic cylinder body life has been reduced, through shelves pole, first screw thread through-hole, first bolt, the fixed block, the setting of groove and first thread groove etc. is led to the third, under their combined action, can carry on spacingly to the position of receiver and doctor-bar, doctor-bar takes place the displacement with the receiver when avoiding using.

Description

Hydraulic oil cylinder

Technical Field

The utility model belongs to the technical field of the hydraulic cylinder body, concretely relates to hydraulic cylinder.

Background

With the rapid development of economic construction in China, the application of a hydraulic system in the field of engineering machinery is increasingly wide. The hydraulic system is a complete device which uses hydraulic oil as a working medium, utilizes the pressure energy of the hydraulic oil and controls a hydraulic actuating mechanism to work through a hydraulic control element and the like. However, when the existing hydraulic oil cylinder is used, dust is easily accumulated on the surface of the plunger rod, and when the plunger rod is contracted inside the cylinder, the dust enters the cylinder along with the plunger rod, so that the service life of the hydraulic oil cylinder and the working efficiency of the hydraulic oil cylinder are influenced.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a hydraulic cylinder has convenient to use and easy operation's characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hydraulic cylinder, includes hydraulic cylinder body and casing, first through-hole and recess have been seted up on the casing, the recess is located the top of first through-hole and is linked together with first through-hole, first through-hole is passed and is located the top of casing on the top of hydraulic cylinder body, the receiver has been placed in the recess, logical groove has been seted up on the receiver, lead to the groove on fixedly connected with doctor-bar, the one end of doctor-bar and the piston rod surface looks overlap joint of hydraulic cylinder body, the last fixed surface of receiver is connected with the fixed block, the second through-hole has been seted up on the fixed block.

Preferably, both sides of the hydraulic oil cylinder body are fixedly connected with L-shaped fixing parts, and the storage box, the scraping piece and the groove are arranged in an annular mode.

Preferably, a third through hole is formed in the shell, the third through hole is communicated with the groove, a blocking rod is inserted into the third through hole, and the other end of the blocking rod is inserted into the second through hole.

Preferably, the stop lever is provided with a first thread groove, the fixing block is provided with a first thread through hole, the first thread through hole is communicated with the second thread through hole, a first bolt is in threaded connection with the first thread through hole, and the bottom end of the first bolt is in threaded connection with the first thread groove.

Preferably, the bottom end of the shell is overlapped with the upper surface of the L-shaped fixing piece.

Preferably, a second threaded through hole is formed in the L-shaped fixing member, a second threaded groove is formed in the housing, a second bolt is connected to the second threaded through hole in an internal threaded manner, and the other end of the second bolt is connected to the second threaded groove in a threaded manner.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses, through the receiver, lead to the setting of groove and doctor-bar, place the receiver in the recess, and the piston rod surface looks overlap joint of doctor-bar and the hydraulic cylinder body that makes, work is stretched out the cylinder body when the piston rod under the promotion of high pressure oil, the back piston rod recovery in-process that finishes of work, the doctor-bar strikes off piston rod surface adnexed dust etc. dirty after striking off is accomodate in getting into the receiver through leading to the groove, thereby the influence of dust to hydraulic cylinder body life has been reduced, through shelves pole, first screw thread through-hole, first bolt, the fixed block, the setting of groove and first thread groove etc. is led to the third, under their combined action, can carry on spacingly to the position of receiver and doctor-bar, doctor-bar takes place the displacement with the receiver when avoiding using.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a front view section of the present invention;

FIG. 2 is an enlarged schematic structural view of the position A of the present invention;

FIG. 3 is an enlarged schematic structural view of the position B of the present invention;

in the figure: 1. a hydraulic cylinder body; 2. an L-shaped fixing member; 3. a second through hole; 4. a housing; 5. a gear lever; 6. a groove; 7. a first through hole; 8. a storage box; 9. scraping a blade; 10. a through groove; 11. a fixed block; 12. a first bolt; 13. a first threaded through hole; 14. a third through hole; 15. a first thread groove; 16. a second bolt; 17. a second threaded through hole; 18. a second thread groove.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a hydraulic cylinder comprises a hydraulic cylinder body 1 and a shell 4, wherein a first through hole 7 and a groove 6 are formed in the shell 4, the groove 6 is positioned above the first through hole 7 and communicated with the first through hole 7, the top end of the hydraulic cylinder body 1 penetrates through the first through hole 7 and is positioned above the shell 4, a storage box 8 is placed in the groove 6, scraped dust is conveniently stored through the storage box 8, a through groove 10 is formed in the storage box 8, a scraping blade 9 is fixedly connected to the through groove 10, one end of the scraping blade 9 is in lap joint with the surface of a piston rod of the hydraulic cylinder body 1, through the arrangement of the scraping blade 9, when the piston rod is pushed by high-pressure oil to extend out of the cylinder body to work, in the process of recovering the piston rod after the work is finished, the scraping blade 9 scrapes the dust and the like attached to the surface of the piston rod, the scraped dirt enters the storage box 8 through the through groove 10 to, thereby reduced the influence of dust to 1 life of hydraulic cylinder body, the last fixed surface of receiver 8 is connected with fixed block 11, second through-hole 3 has been seted up on fixed block 11.

Specifically, the two sides of the hydraulic oil cylinder body 1 are fixedly connected with L-shaped fixing pieces 2, and the storage box 8, the scraping pieces 9 and the grooves 6 are arranged in an annular mode.

Specifically, a third through hole 14 is formed in the housing 4, the third through hole 14 is communicated with the groove 6, a blocking rod 5 is inserted into the third through hole 14, and the other end of the blocking rod 5 is inserted into the second through hole 3.

Specifically, first thread groove 15 has been seted up on shelves pole 5, first screw through-hole 13 has been seted up on the fixed block 11, first screw through-hole 13 is linked together with second through-hole 3, first screw through-hole 13 female connection has first bolt 12, the bottom threaded connection of first bolt 12 can be fixed the position of accomodating the shell in first thread groove 15 through the setting of first thread groove 15, first screw through-hole 13 and first bolt 12, avoids receiver 8 to take place the displacement.

Specifically, the bottom end of the housing 4 is overlapped with the upper surface of the L-shaped fixing member 2.

Specifically, a second threaded through hole 17 is formed in the L-shaped fixing member 2, a second threaded groove 18 is formed in the housing 4, a second bolt 16 is connected to the second threaded through hole 17 in an internal thread manner, the other end of the second bolt 16 is connected to the second threaded groove 18 in a threaded manner, and the housing 4 and the hydraulic oil cylinder body 1 are fixed conveniently through the second threaded groove 18, the second threaded through hole 17 and the second bolt 16.

The utility model discloses a theory of operation and use flow: the utility model discloses, when using, correspond first through-hole 7 that offers on casing 4 with the top of hydraulic cylinder body 1, and make the top of hydraulic cylinder body 1 pass first through-hole 7, later adjust the position of second screw through-hole 17 and second thread groove 18, make second screw through-hole 17 correspond with second thread groove 18, later fix through second bolt 16, later, place receiver 8 in recess 6, and make doctor-bar 9 overlap joint with the piston rod of hydraulic cylinder body 1, later, pass shelves pole 5 in proper order through second through-hole 3 and third through-hole 14, and make first screw through-hole 13 and first thread groove 15 correspond, later fix through first bolt 12, avoid receiver 8 to take place the displacement, when hydraulic cylinder body 1 worked, the piston rod stretches out the cylinder body and works under the promotion of high pressure oil, in the piston rod recovery process finishes after the work, doctor-bar 9 strikes off piston rod surface adnexed dust etc. and the dirt after scraping off is accomodate in getting into receiver 8 through leading to groove 10 to reduce the influence of dust to hydraulic cylinder body 1 life, convenient to use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a hydraulic cylinder, includes hydraulic cylinder body (1) and casing (4), its characterized in that: first through-hole (7) and recess (6) have been seted up on casing (4), recess (6) are located the top of first through-hole (7) and are linked together with first through-hole (7), first through-hole (7) are passed and are located the top of casing (4) on the top of hydraulic cylinder body (1), receiver (8) have been placed in recess (6), logical groove (10) have been seted up on receiver (8), fixedly connected with doctor-bar (9) on logical groove (10), the one end of doctor-bar (9) and the piston rod surface looks overlap joint of hydraulic cylinder body (1), the last fixed surface of receiver (8) is connected with fixed block (11), second through-hole (3) have been seted up on fixed block (11).

2. A hydraulic cylinder as claimed in claim 1, characterized by: the hydraulic cylinder is characterized in that L-shaped fixing pieces (2) are fixedly connected to two sides of the hydraulic cylinder body (1), and the storage box (8), the scraping piece (9) and the groove (6) are arranged in an annular mode.

3. A hydraulic cylinder as claimed in claim 1, characterized by: the shell (4) is provided with a third through hole (14), the third through hole (14) is communicated with the groove (6), a blocking rod (5) is inserted into the third through hole (14), and the other end of the blocking rod (5) is inserted into the second through hole (3).

4. A hydraulic cylinder as claimed in claim 3, characterized by: the gear lever is characterized in that a first thread groove (15) is formed in the gear lever (5), a first thread through hole (13) is formed in the fixing block (11), the first thread through hole (13) is communicated with the second through hole (3), a first bolt (12) is connected to the first thread through hole (13) in an internal thread mode, and the bottom end of the first bolt (12) is connected to the first thread groove (15) in a threaded mode.

5. A hydraulic cylinder as claimed in claim 1, characterized by: the bottom end of the shell (4) is in lap joint with the upper surface of the L-shaped fixing piece (2).

6. A hydraulic cylinder as claimed in claim 2, characterized by: a second threaded through hole (17) is formed in the L-shaped fixing piece (2), a second threaded groove (18) is formed in the shell (4), a second bolt (16) is connected to the second threaded through hole (17) in an internal thread mode, and the other end of the second bolt (16) is connected to the second threaded groove (18) in a threaded mode.