CN213709197U

CN213709197U - Jack is used in bridge construction

Info

Publication number: CN213709197U
Application number: CN202021586608.4U
Authority: CN
Inventors: 粟阳; 周亚明; 范桂平; 陈果
Original assignee: Chongqing Fullrise Building Reinforcement Co ltd
Current assignee: Chongqing Fullrise Building Reinforcement Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-07-16
Anticipated expiration: 2030-08-04

Abstract

The utility model discloses a jack is used in bridge construction, including pneumatic cylinder main part and installation base, surface mounting has the mounting panel under the pneumatic cylinder main part, the inside fastening bolt that pegs graft of mounting panel, the handle is installed in the pneumatic cylinder main part outside, the cylinder valve body is installed in the pneumatic cylinder main part outside, surface mounting has the installation base in the pneumatic cylinder main part, surface mounting has the rotation seat on the installation base. The utility model relates to a jack is used in bridge construction can go up and down the lift piston through the cylinder, outwards promotes the catch plate through the lift roof, through the rotation of axis of rotation at last, releases the jack roof to accomplish the work of jack, can be more laborsaving.

Description

Jack is used in bridge construction

Technical Field

The utility model relates to a jack technical field is used in the bridge construction, specifically is a jack is used in bridge construction.

Background

The bridge is a large structure for crossing obstacles, in particular to a structure for crossing a traffic route or other facilities over natural obstacles or artificial obstacles, the bridge aims to allow people, vehicles, trains or ships to pass through the obstacles, a bridge jack is used in the construction of the bridge, the jack is light and small hoisting equipment which uses a rigid jacking piece as a working device and jacks heavy objects in a small stroke through a top bracket or a bottom supporting claw, the jack is mainly used in the departments of factories, mines, transportation and the like as the work of vehicle repair and other hoisting, supporting and the like, the structure is light, firm, flexible and reliable, and the bridge can be carried and operated by one person.

Present jack for bridge all directly uses cylinder or pneumatic cylinder to promote, and this kind of promotion mode, the gas-liquid pressure that needs is great, when accomplishing bridge promotion, and is not very convenient, so, need a jack for bridge construction now, can be more laborsaving promote the bridge.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a jack is used in bridge construction possesses and can outwards promote the catch bar through the roof that goes up and down, converts the rotation of axis of rotation into through with the elevating movement to when more laborsaving carrying out the advantage that promotes with the bridge, having solved present pneumatic cylinder or cylinder promotion, all be direct with the effect on the bridge, can't reach the problem of laborsaving effect.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a jack is used in bridge construction, includes pneumatic cylinder main part and installation base, surface mounting has the mounting panel under the pneumatic cylinder main part, the inside fastening bolt that pegs graft of mounting panel, the handle is installed in the pneumatic cylinder main part outside, the cylinder valve body is installed in the pneumatic cylinder main part outside, surface mounting has the installation base in the pneumatic cylinder main part, surface mounting has the seat that rotates on the installation base.

Preferably, the mounting plate and the fastening bolts are four, and the four mounting plates and the fastening bolts are respectively arranged at the four corners of the lower surface of the hydraulic cylinder main body.

Preferably, the number of the handles is two, and the two handles are symmetrically distributed.

Preferably, the number of the cylinder valve bodies is two, and the two cylinder valve bodies are distributed in a vertically symmetrical mode.

Preferably, the hydraulic cylinder main body is internally provided with two limiting rings, and the two limiting rings are distributed in an up-and-down symmetrical manner.

Preferably, a lifting piston is slidably mounted in the hydraulic cylinder body, a piston connecting rod is mounted at the middle position of the upper surface of the lifting piston, an ejector rod mounting piece is mounted at the top end of the piston connecting rod, a lifting ejector rod is arranged above the ejector rod mounting piece, and a plug board is mounted at the upper end of the lifting ejector rod.

Preferably, a rotating shaft is inserted into the upper end inside the rotating seat, a pushing plate is installed at the upper end of the rotating shaft, and a jack top plate is installed at the upper end of the pushing plate.

Preferably, the rotating seat, the rotating shaft, the pushing plate and the jack top plate are all provided with two rotating seats, the rotating shaft, the pushing plate and the jack top plate which are symmetrically distributed.

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

the utility model discloses a set up lift roof and slurcam, reached and converted the elevating movement into the rotation of jack roof, thereby reach laborsaving effect, through mounting panel and fastening bolt, can be convenient fix the pneumatic cylinder main part, install trachea or oil pipe on the cylinder valve body again, can work, through carrying out the jacking with the lift piston, it is ejecting upwards to go up the lift roof, thereby outwards ejecting the slurcam, through the rotation of axis of rotation, outwards promote the jack roof, can accomplish the work of jack.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic view of the internal front view structure of the lifting piston after being ejected;

fig. 4 is a schematic front view of the rotary seat and its auxiliary structure of the present invention;

in the figure: 1. a hydraulic cylinder main body; 2. mounting a plate; 3. fastening a bolt; 4. installing a base; 5. a rotating seat; 6. a cylinder valve body; 7. a handle; 8. a lift piston; 9. a piston connecting rod; 10. a push rod mounting member; 11. a limiting ring; 12. a plugboard; 13. lifting the ejector rod; 14. a rotating shaft; 15. a push plate; 16. and (4) jacking a jack top 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, the present invention provides a technical solution: the utility model provides a jack is used in bridge construction, including pneumatic cylinder main part 1 and

installation base

4, 1 surface mounting of pneumatic cylinder main part has

mounting panel

2, 2 inside pegs graft of mounting panel has fastening bolt 3, mounting panel 2 and fastening bolt 3 all are equipped with four, and four mounting panel 2 and fastening bolt 3 divide the position department of locating four angles of 1 lower surface of pneumatic cylinder main part, through mounting panel 2 and fastening bolt 3, can be convenient install pneumatic cylinder main part 1 fixedly, handle 7 is installed in the 1 outside of pneumatic cylinder main part, handle 7 is equipped with two altogether, and 7 symmetric distributions of two handles, cylinder valve body 6 is installed in the 1 outside of pneumatic cylinder main part, cylinder valve body 6 is equipped with two altogether, and 6 longitudinal symmetry distributions of two cylinder valve bodies, 1 surface mounting of pneumatic cylinder main part has

installation base

4, 4 upper surface mounting of installation base has rotation seat 5.

Referring to fig. 1 to 3, the present invention provides a technical solution: a jack for bridge construction comprises a hydraulic cylinder main body 1 and an installation base 4, wherein the lower surface of the hydraulic cylinder main body 1 is provided with an installation plate 2, fastening bolts 3 are inserted into the installation plate 2, the outer side of the hydraulic cylinder main body 1 is provided with a handle 7, the outer side of the hydraulic cylinder main body 1 is provided with a cylinder valve body 6, the inner side of the hydraulic cylinder main body 1 is provided with two limiting rings 11, the two limiting rings 11 are arranged, the two limiting rings 11 are distributed up and down symmetrically, the inner side of the hydraulic cylinder main body 1 is provided with a lifting piston 8 in a sliding way, the middle position of the upper surface of the lifting piston 8 is provided with a piston connecting rod 9, the top end of the piston connecting rod 9 is provided with a top rod installation part 10, a lifting top rod 13 is arranged above the top rod installation part 10, the upper end of the lifting top rod 13 is, the upper surface of the mounting base 4 is provided with a rotating seat 5.

Referring to fig. 1 to 4, the present invention provides a technical solution: a jack for bridge construction comprises a hydraulic cylinder main body 1 and an installation base 4, wherein the lower surface of the hydraulic cylinder main body 1 is provided with an installation plate 2, the interior of the installation plate 2 is inserted with a fastening bolt 3, the outer side of the hydraulic cylinder main body 1 is provided with a handle 7, the outer side of the hydraulic cylinder main body 1 is provided with a cylinder valve body 6, the upper surface of the hydraulic cylinder main body 1 is provided with the installation base 4, the upper surface of the installation base 4 is provided with a rotating seat 5, the upper end inside the rotating seat 5 is inserted with a rotating shaft 14, the upper end of the rotating shaft 14 is provided with a pushing plate 15, the upper end of the pushing plate 15 is provided with a jack top plate 16, the rotating seat 5, the rotating shaft 14, the pushing plate 15 and the jack top plate 16 are symmetrically distributed, the pushing plate 15 is pushed outwards through the jacking of a lifting ejector rod 13, and, and ejecting the jack top plate 16 outwards to finish the jacking work of the bridge.

The present invention will be further described and illustrated with reference to the above embodiments and specific working processes for better understanding of the present invention.

The utility model discloses at the during operation, at first, remove equipment through handle 7, rethread mounting panel 2 and fastening bolt 3, can be convenient fix pneumatic cylinder main part 1, install trachea or oil pipe on cylinder valve body 6 again, can work, through carrying out the jacking with lift piston 8, it is ejecting upwards to go up and down ejector pin 13, thereby outwards ejecting catch plate 15, through the rotation of axis of rotation 14, outwards promote jack roof 16, can accomplish the work of jack, to this end, the work flow of whole equipment is accomplished.

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

1. The utility model provides a jack is used in bridge construction, includes pneumatic cylinder main part (1) and installation base (4), its characterized in that: the lower surface of the hydraulic cylinder main body (1) is provided with a mounting plate (2), a fastening bolt (3) is inserted into the mounting plate (2), the outer side of the hydraulic cylinder main body (1) is provided with a handle (7), the outer side of the hydraulic cylinder main body (1) is provided with a cylinder valve body (6), the upper surface of the hydraulic cylinder main body (1) is provided with a mounting base (4), and the upper surface of the mounting base (4) is provided with a rotating seat (5); a lifting piston (8) is slidably mounted in the hydraulic cylinder main body (1), a piston connecting rod (9) is mounted in the middle of the upper surface of the lifting piston (8), a mandril mounting piece (10) is mounted at the top end of the piston connecting rod (9), a lifting mandril (13) is arranged above the mandril mounting piece (10), and a plug board (12) is mounted at the upper end of the lifting mandril (13); a rotating shaft (14) is inserted into the upper end of the interior of the rotating seat (5), a pushing plate (15) is installed at the upper end of the rotating shaft (14), and a jack top plate (16) is installed at the upper end of the pushing plate (15).

2. The jack for bridge construction according to claim 1, wherein: the mounting plate (2) and the fastening bolts (3) are four, and the four mounting plates (2) and the fastening bolts (3) are respectively arranged at the four corners of the lower surface of the hydraulic cylinder main body (1).

3. The jack for bridge construction according to claim 1, wherein: the number of the handles (7) is two, and the two handles (7) are symmetrically distributed.

4. The jack for bridge construction according to claim 1, wherein: the two cylinder valve bodies (6) are arranged, and the two cylinder valve bodies (6) are distributed in an up-and-down symmetrical mode.

5. The jack for bridge construction according to claim 1, wherein: the hydraulic cylinder is characterized in that the hydraulic cylinder body (1) is internally provided with two limiting rings (11), and the two limiting rings (11) are distributed in an up-and-down symmetrical mode.

6. The jack for bridge construction according to claim 1, wherein: the two rotating seats (5), the two rotating shafts (14), the two pushing plates (15) and the two jack top plates (16) are symmetrically distributed, and the two rotating seats (5), the two rotating shafts (14), the two pushing plates (15) and the two jack top plates (16) are symmetrically distributed.