CN216767669U

CN216767669U - Hand pump convenient to adjust depression bar length

Info

Publication number: CN216767669U
Application number: CN202123079213.2U
Authority: CN
Inventors: 唐高专; 唐翠玉
Original assignee: Shanghai Difei Electromechanical Technology Co ltd
Current assignee: Shanghai Difei Electromechanical Technology Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-06-17
Anticipated expiration: 2031-12-09

Abstract

The utility model discloses a manual pump convenient for adjusting the length of a compression bar, which comprises a hydraulic shell, wherein the inner wall of the hydraulic shell is slidably connected with a push plate, the bottom of the push plate is fixedly connected with a piston plate, the bottom of the piston plate is fixedly connected with a compression bar assembly, the compression bar assembly penetrates through the outside of the hydraulic shell, the compression bar assembly comprises a first connecting cylinder, the inner wall of the first connecting cylinder is slidably connected with a second connecting cylinder, the inner wall of the second connecting cylinder is slidably connected with a third connecting cylinder, the inner wall of the third connecting cylinder is slidably connected with a connecting bar, and jacks are formed in the surfaces of the first connecting cylinder, the second connecting cylinder, the third connecting cylinder and the connecting bar. According to the utility model, through the arrangement of the compression bar assembly, the length of the compression bar assembly can be conveniently adjusted on the premise of ensuring that the installation position of the device does not need to be changed, and further, the devices with different distances can be installed and used when in use.

Description

Hand pump convenient to adjust depression bar length

Technical Field

The utility model relates to the technical field of manual pumps, in particular to a manual pump convenient for adjusting the length of a compression bar.

Background

A manual pump is a pump which uses manpower. One-way manual oil pump is a small-size hydraulic pump station that converts manual mechanical energy into hydraulic energy, under the condition of using supporting hydro-cylinder and specialized tool, can carry out various operations, if: hoisting, bending, straightening, shearing, riveting, assembling, disassembling, some building construction, military construction and the like.

However, the prior device has the following defects in the technology:

1. at present, when the manual pump is used, the length of a pressing rod is inconvenient to adjust according to needs, so that when the manual pump is installed, the manual pump is inconvenient to install due to the fact that the supporting position and the installing position are far, and the using effect is influenced;

2. at present, when the device is used, the sealing effect is not ideal enough, so that the pushing force of the device is easy to reduce after the device is used for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a manual pump convenient for adjusting the length of a pressure rod, and aims to solve the problem that the length of the pressure rod is not convenient to adjust according to needs and the sealing effect is not ideal.

In order to solve the technical problems, the utility model provides the following technical scheme: a manual pump convenient for adjusting the length of a compression bar comprises a hydraulic shell, wherein the inner wall of the hydraulic shell is connected with a push plate in a sliding way, the bottom of the push plate is fixedly connected with a piston plate, the bottom of the piston plate is fixedly connected with a pressure rod assembly, the pressure lever assembly penetrates to the outside of the hydraulic shell and comprises a first connecting cylinder, the inner wall of the first connecting cylinder is connected with a second connecting cylinder in a sliding way, the inner wall of the second connecting cylinder is connected with a third connecting cylinder in a sliding way, the inner wall of the third connecting cylinder is connected with a connecting rod in a sliding way, the surfaces of the first connecting cylinder, the second connecting cylinder, the third connecting cylinder and the connecting rod are all provided with jacks, the surface fixing of first connecting cylinder is connected with fixed spring, fixed spring's tip fixedly connected with arm-tie, the side fixedly connected with inserted bar of arm-tie, inserted bar and jack through connection.

Furthermore, the top of the push plate is fixedly connected with a push rod, the push rod penetrates through the top of the hydraulic shell, and the end part of the push rod is fixedly connected with a pressing plate.

Furthermore, a liquid guide pipe is fixedly connected to the side edge of the hydraulic shell, and a liquid inlet pipe is installed on the side edge of the hydraulic shell.

Furthermore, the top of the hydraulic shell is fixedly connected with a connecting ring, the inner wall of the connecting ring is fixedly connected with a sealing gasket, and the pressing plate is connected with the inner wall of the sealing gasket in a sliding mode.

Further, the bottom fixedly connected with closing plate of piston plate, the top fixedly connected with antiskid ribbed tile according to the clamp plate.

Furthermore, a support sheet is fixedly connected to the side of the hydraulic shell, and the liquid guide pipe is fixedly connected with the support sheet.

Compared with the prior art, the utility model has the following beneficial effects:

(1) according to the utility model, through the arrangement of the compression bar assembly, the length of the compression bar assembly can be conveniently adjusted on the premise of ensuring that the installation position of the device does not need to be changed, so that the devices with different distances can be installed and used when in use.

(2) According to the utility model, through the matching between the sealing gasket and the sealing plate, when the structure is used, the sealing effect of the joint is effectively improved, and the phenomenon that the joint is cracked due to abrasion under the condition of long-time use, so that the normal work of the device is influenced, is avoided.

Drawings

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

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the structure of the present invention;

FIG. 3 is a schematic view of the strut assembly of the present invention.

In the figure: 1. a hydraulic housing; 2. pushing the plate; 3. a piston plate; 4. a compression bar assembly; 41. a first connecting cylinder; 42. a second connecting cylinder; 43. a third connecting cylinder; 44. a connecting rod; 45. a jack; 46. fixing the spring; 47. pulling a plate; 48. inserting a rod; 5. a push rod; 6. a pressing plate; 7. a catheter; 8. a liquid inlet pipe; 9. a connecting ring; 10. a gasket; 11. a sealing plate; 12. an anti-skid plate; 13. a support sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: a manual pump convenient for adjusting the length of a compression bar comprises a hydraulic shell 1, wherein the inner wall of the hydraulic shell 1 is slidably connected with a push plate 2, the bottom of the push plate 2 is fixedly connected with a piston plate 3, the bottom of the piston plate 3 is fixedly connected with a compression bar component 4, the compression bar component 4 penetrates to the outside of the hydraulic shell 1, the compression bar component 4 comprises a first connecting cylinder 41, the inner wall of the first connecting cylinder 41 is slidably connected with a second connecting cylinder 42, the inner wall of the second connecting cylinder 42 is slidably connected with a third connecting cylinder 43, the inner wall of the third connecting cylinder 43 is slidably connected with a connecting rod 44, the surfaces of the first connecting cylinder 41, the second connecting cylinder 42, the third connecting cylinder 43 and the connecting rod 44 are respectively provided with a jack 45, the surface of the first connecting cylinder 41 is fixedly connected with a fixed spring 46, the end part of the fixed spring 46 is fixedly connected with a pull plate 47, the side edge of the pull plate 47 is fixedly connected with an insert rod 48, and the insert rod 48 is connected with the jack 45 in a penetrating way, through setting up to the vacuum form between hydraulic pressure casing 1 and push pedal 2 to effectual assurance when the flow of liquid, guaranteed that it can not take place because of the flow of air, thereby the condition of backward flow appears.

Specifically, the top fixedly connected with push rod 5 of push pedal 2, push rod 5 run through to the top of hydraulic housing 1, and the tip fixedly connected with of push rod 5 presses platen 6, makes things convenient for the manual device that starts of staff through the push rod 5 that sets up and press platen 6, and convenient operation is got up simplyr.

Specifically, the side fixedly connected with catheter 7 of hydraulic pressure casing 1, feed liquor pipe 8 is installed to the side of hydraulic pressure casing 1, conveniently carries out the effect of drain to the liquid in the device through the catheter 7 that sets up, and the convenient transport to liquid through the feed liquor pipe 8 that sets up.

Specifically, the top of the hydraulic housing 1 is fixedly connected with a connecting ring 9, the inner wall of the connecting ring 9 is fixedly connected with a sealing gasket 10, the pressing plate 6 is in sliding connection with the inner wall of the sealing gasket 10, the connecting ring 9 is arranged to play a limiting role, and the sealing gasket 10 is arranged to play a sealing role.

Specifically, the bottom fixedly connected with closing plate 11 of piston plate 3 presses the top fixedly connected with antiskid ribbed tile 12 of pressing board 6, through the effectual sealed effect that improves piston plate 3 and 1 inner wall of hydraulic housing of closing plate 11 that sets up, and antiskid ribbed tile 12 through setting up is convenient to the promotion of pressing board 6.

Specifically, the side edge of the hydraulic shell 1 is fixedly connected with the support sheet 13, and the liquid guide tube 7 is fixedly connected with the support sheet 13, so that the fixing effect on the liquid guide tube 7 when the hydraulic shell is used is effectively guaranteed through the support sheet 13.

The working principle of the utility model is as follows: when the device is used, the pressing plate 6 is pushed, the push rod 5 is driven to move, the push rod 5 pushes the push plate 2 and the piston plate 3, the piston plate 3 drives the pressure rod assembly 4 to move, the effect of manually pushing the pressure rod assembly 4 to move is achieved, when the device is used, the position of the second connecting cylinder 42, the third connecting cylinder 43 and the connecting rod 44 is adjusted, the pulling plate 47 is pulled through the resilience force of the fixing spring 46, the inserting rod 48 is inserted into the inserting hole 45, the limiting effect is achieved, the effect of adjusting the whole length of the pressure rod assembly 4 is facilitated, after the device is adjusted, the situation that the connection between the whole device and the pushed device is influenced due to too long distance can be guaranteed, the sealing effect of the connection is effectively improved through the sealing plate 11 and the sealing gasket 10, the structure is prevented from being leaked due to abrasion, and the use effect of the device is prevented from being influenced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. 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 manual pump convenient to adjust depression bar length which characterized in that: the hydraulic connecting device comprises a hydraulic shell (1), wherein the inner wall of the hydraulic shell (1) is connected with a push plate (2) in a sliding manner, the bottom of the push plate (2) is fixedly connected with a piston plate (3), the bottom of the piston plate (3) is fixedly connected with a press rod assembly (4), the press rod assembly (4) penetrates through the outside of the hydraulic shell (1), the press rod assembly (4) comprises a first connecting cylinder (41), the inner wall of the first connecting cylinder (41) is connected with a second connecting cylinder (42) in a sliding manner, the inner wall of the second connecting cylinder (42) is connected with a third connecting cylinder (43) in a sliding manner, the inner wall of the third connecting cylinder (43) is connected with a connecting rod (44) in a sliding manner, the surfaces of the first connecting cylinder (41), the second connecting cylinder (42), the third connecting cylinder (43) and the connecting rod (44) are all provided with insertion holes (45), and the surface of the first connecting cylinder (41) is fixedly connected with a fixed spring (46), the end part of the fixed spring (46) is fixedly connected with a pulling plate (47), the side edge of the pulling plate (47) is fixedly connected with an inserted bar (48), and the inserted bar (48) is in through connection with the insertion hole (45).

2. A hand pump for facilitating adjustment of the length of a plunger as claimed in claim 1, wherein: the top fixedly connected with push rod (5) of push pedal (2), push rod (5) run through to the top of hydraulic pressure casing (1), the tip fixedly connected with of push rod (5) presses clamp plate (6).

3. A hand pump for facilitating adjustment of the length of a plunger as claimed in claim 1, wherein: the side of the hydraulic shell (1) is fixedly connected with a liquid guide pipe (7), and the side of the hydraulic shell (1) is provided with a liquid inlet pipe (8).

4. A hand pump for facilitating adjustment of the length of a plunger as claimed in claim 2, wherein: the top fixedly connected with go-between (9) of hydraulic pressure casing (1), the inner wall fixedly connected with of go-between (9) seals up (10), press the inner wall sliding connection of board (6) and sealed pad (10).

5. A hand pump for facilitating adjustment of the length of a plunger as claimed in claim 2, wherein: the bottom fixedly connected with closing plate (11) of piston board (3), press the top fixedly connected with antiskid ribbed tile (12) of board (6).

6. A hand pump for facilitating adjustment of the length of a strut as claimed in claim 3, wherein: the side edge of the hydraulic shell (1) is fixedly connected with a supporting sheet (13), and the liquid guide pipe (7) is fixedly connected with the supporting sheet (13).