CN213231341U

CN213231341U - Mining tensioning jack

Info

Publication number: CN213231341U
Application number: CN202022202531.2U
Authority: CN
Inventors: 方晨; 刘贤达
Original assignee: Changzhou Zhenyou Mining Equipment Co ltd
Current assignee: Changzhou Zhenyou Mining Equipment Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-05-18
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses a mining tensioning jack, which comprises an L-shaped plate, wherein two moving mechanisms are arranged at the bottom of the L-shaped plate close to the left side and the right side, two moving mechanisms positioned at the same side are arranged in the front and the back, a jack body is arranged at the top of the L-shaped plate, a tensioning oil pump is arranged at the top of the jack body, two vertical plates are arranged at the bottom of the jack body, two vertical plates are arranged in the left and the right sides, the bottoms of the two vertical plates are fixedly connected with the L-shaped plate, a plurality of through holes are arranged on the vertical plates, a supporting plate is arranged between the two vertical plates, the top of the supporting plate is fixedly connected with the bottom of the jack body, second clamping blocks are fixedly connected at the positions close to the bottom of the left side and the right side of the supporting plate, and the jack body can be directly moved to a, thereby the device has the characteristic of convenient use.

Description

Mining tensioning jack

Technical Field

The utility model relates to a jack technical field specifically is a mining stretch-draw jack.

Background

The jack has many kinds, wherein there is the jack-draw, the jack-draw is the special jack that is used for prestressing tendons such as stretch-draw strand wires, and the jack-draw needs to use with the stretch-draw oil pump, and stretch-draw and the power of returning to the top are provided by the high-pressure oil of stretch-draw oil pump, and the jack-draw uses equally many, has the mining industry among them, and current mining jack-draw is in the use, often can not adjust its height, and it is not convenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in overcoming prior art's defect such as unadjustable, use not convenient, provide a mining stretch-draw jack. The mining tensioning jack has the characteristics of adjustability, convenience in use and the like.

In order to achieve the above object, the utility model provides a following technical scheme: a mining tensioning jack comprises an L-shaped plate, wherein two moving mechanisms are arranged at the bottom of the L-shaped plate close to the left side and the right side, the two moving mechanisms at the same side are arranged front and back, a jack body is arranged at the top of the L-shaped plate, a tensioning oil pump is arranged at the top of the jack body, two vertical plates are arranged at the bottom of the jack body and arranged left and right, the bottoms of the two vertical plates are fixedly connected with the L-shaped plate, a plurality of through holes are formed in the vertical plates, a supporting plate is arranged between the two vertical plates, the top of the supporting plate is fixedly connected with the bottom of the jack body, second clamping blocks are fixedly connected at the positions of the left side and the right side of the supporting plate close to the bottom, a plurality of first clamping blocks are arranged at one side of the vertical plate close to the supporting plate, a spring is fixedly connected at one end of, one side that the backup pad was kept away from to the riser is equipped with the push rod, the one end that the push rod is close to the backup pad runs through adjacent perforation and spring cavity to with adjacent first fixture block fixed connection, a plurality of the common fixedly connected with movable plate of one end that first fixture block was kept away from to the push rod, jack body bottom is close to left and right sides department and all is equipped with stop gear, the backup pad bottom is equipped with the fly leaf, the fly leaf bottom is equipped with the moving mechanism.

Preferably, the moving mechanism comprises a rotating wheel, a connecting block is arranged at the top of the rotating wheel, the top end of the connecting block is fixedly connected with the bottom of the L-shaped plate, and the connecting block is movably connected with the rotating wheel through a rotating shaft.

Preferably, a handle is fixedly connected to the left side of the L-shaped plate close to the top, and a plurality of anti-skid particles are fixedly connected to the outer edge of the handle.

Preferably, one end, far away from the vertical plate, of the moving plate is fixedly connected with a U-shaped rod, and an anti-slip pad is sleeved on the outer edge of the U-shaped rod.

Preferably, stop gear includes thin pole, thin pole top and jack body bottom fixed connection, thin pole bottom is equipped with thick pipe, thick pipe bottom and L shaped plate fixed connection, the thin pole bottom is pegged graft at adjacent thick pipe inner chamber.

Preferably, the movable mechanism includes the movable block, movable block top and fly leaf fixed connection, the movable block bottom is equipped with the riser block, riser block bottom and L shaped plate fixed connection, through pivot swing joint between riser block and the movable block, the fly leaf top is close to rear side department fixedly connected with cushion, the cushion top is laminated each other with the backup pad bottom, the fly leaf bottom is close to rear side department and is equipped with the supporting shoe, supporting shoe bottom and L shaped plate fixed connection, the supporting shoe top is laminated each other with the fly leaf bottom.

Preferably, the two vertical plates are arranged in a left-right symmetrical mode by taking the central axis of the jack body as a symmetrical axis.

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

1. when the jack is used, the height of the jack body can be adjusted along with requirements through the movable arrangement of the supporting plate, and the adjusted jack body is fixed through the first clamping block and the second clamping block, so that the device has the characteristic of convenience in adjustment;

2. the utility model discloses when using, through the removal setting of L shaped plate for the staff can directly remove the jack body to suitable position, drives it through the stretch-draw oil pump again, thereby makes the device have convenient to use's characteristics.

Drawings

Fig. 1 is a cross-sectional view of a front view of the present invention;

fig. 2 is a side view of the movable plate of the present invention;

FIG. 3 is an enlarged view of the point A of FIG. 1 according to the present invention;

fig. 4 is an enlarged view of the point B in fig. 1 according to the present invention.

Reference numbers in the figures: 1. a rotating wheel; 2. connecting blocks; 3. an L-shaped plate; 4. a thick pipe; 5. a thin rod; 6. a handle; 7. a jack body; 8. tensioning the oil pump; 9. a vertical block; 10. a movable plate; 11. a movable block; 12. a first clamping block; 13. a second fixture block; 14. a U-shaped rod; 15. a spring; 16. a push rod; 17. a vertical plate; 18. a support block; 19. a support plate; 20. and (5) moving the 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 technical solution: a mining tensioning jack comprises an L-shaped plate 3, a handle 6 is fixedly connected to the left side of the L-shaped plate 3 close to the top, a plurality of anti-skidding particles are fixedly connected to the outer edge of the handle 6, workers can push the L-shaped plate 3 better through the arrangement, two moving mechanisms are arranged at the bottom of the L-shaped plate 3 close to the left side and the right side, the two moving mechanisms located on the same side are arranged in a front-back mode, each moving mechanism comprises a rotating wheel 1, a connecting block 2 is arranged at the top of the rotating wheel 1, the top end of the connecting block 2 is fixedly connected with the bottom of the L-shaped plate 3, the connecting block 2 is movably connected with the rotating wheel 1 through a rotating shaft, the L-shaped plate 3 is convenient to move through the arrangement, a jack body 7 is arranged at the top of the L-shaped plate 3, a tensioning oil pump 8 is installed at the top of the, two vertical plates 17 are arranged left and right, the bottoms of the two vertical plates 17 are fixedly connected with an L-shaped plate 3, a plurality of through holes are formed in the vertical plates 17, a supporting plate 19 is arranged between the two vertical plates 17, the top of the supporting plate 19 is fixedly connected with the bottom of the jack body 7, second clamping blocks 13 are fixedly connected to the positions, close to the bottom, of the left side and the right side of the supporting plate 19, a plurality of first clamping blocks 12 are arranged on one sides, close to the supporting plate 19, of the vertical plates 17, a spring 15 is fixedly connected to one end, far away from the supporting plate 19, of each first clamping block 12, one end, far away from the corresponding first clamping block 12, of each spring 15 is fixedly connected with the corresponding vertical plate 17, a push rod 16 is arranged on one side, far away from the supporting plate 19, one end, close to the corresponding supporting plate 19, of each push rod 16 penetrates through the adjacent through holes and the inner cavity, the edge of the outer side of the U-shaped rod 14 is sleeved with a non-slip mat, the movable plate 20 is convenient to pull through the arrangement, the bottom of the jack body 7 close to the left side and the right side is provided with a limiting mechanism, the limiting mechanism comprises a thin rod 5, the top end of the thin rod 5 is fixedly connected with the bottom of the jack body 7, the bottom end of the thin rod 5 is provided with a thick pipe 4, the bottom end of the thick pipe 4 is fixedly connected with an L-shaped plate 3, the bottom end of the thin rod 5 is inserted into an inner cavity of the adjacent thick pipe 4, the jack body 7 can only move in a limited track through the arrangement, the bottom of the supporting plate 19 is provided with a movable plate 10, the bottom of the movable plate 10 is provided with a movable mechanism, the movable mechanism comprises a movable block 11, the top end of the movable block 11 is fixedly connected with a movable plate 10, the bottom end of the movable block 11 is provided with a vertical block 9, the top of the cushion is mutually attached to the bottom of the supporting plate 19, the supporting block 18 is arranged at the position, close to the rear side, of the bottom of the movable plate 10, the bottom end of the supporting block 18 is fixedly connected with the L-shaped plate 3, the top end of the supporting block 18 is mutually attached to the bottom of the movable plate 10, and the supporting plate 19 is convenient to move due to the arrangement.

The working principle is as follows: when the utility model is used, the jack body 7 is moved to a proper position by pushing the handle 6 and the rotating wheel 1, the tensioning oil pump 8 is driven, the tensioning oil pump 8 drives the jack body 7 to work, when the height of the jack body 7 needs to be adjusted, the movable plate 10 is stepped by a worker, the movable plate 10 drives the support plate 19 to move through the cushion, the support plate 19 drives the second fixture block 13 to move and simultaneously drives the jack body 7 to move, the second fixture block 13 drives the first fixture block 12 to move, the first fixture block 12 drives the push rod 16 to move and simultaneously compresses the spring 15, when the jack body 7 moves to a proper position, the second fixture block 13 does not apply force to the first fixture block 12 any more, the second fixture block 13 can restore to the original position due to the elastic reset of the spring 15, thereby supporting the first fixture block 12 and the support plate 19, when the height of the jack body 7 needs to restore, when the U-shaped rod 14 is pulled, the U-shaped rod 14 drives the moving plate 20 to move, the moving plate 20 drives the push rod 16 to move through the spring 15, the push rod 16 drives the second fixture block 13 to move, and when the second fixture block 13 moves to a position where the first fixture block 12 is no longer supported, the jack body 7 returns to the original position due to the gravity of the jack body 7.

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. A mining tensioning jack comprises an L-shaped plate (3), and is characterized in that: the bottom of the L-shaped plate (3) is close to the left side and the right side, two moving mechanisms located on the same side are arranged front and back, a jack body (7) is arranged at the top of the L-shaped plate (3), a tensioning oil pump (8) is installed at the top of the jack body (7), two vertical plates (17) are arranged at the bottom of the jack body (7) left and right, the bottoms of the vertical plates (17) are fixedly connected with the L-shaped plate (3), a plurality of through holes are formed in the vertical plates (17), a supporting plate (19) is arranged between the vertical plates (17), the top of the supporting plate (19) is fixedly connected with the bottom of the jack body (7), a second clamping block (13) is fixedly connected at the position of the left side and the right side of the supporting plate (19), a plurality of first clamping blocks (12) are arranged at one side of the vertical plate (17) close to the supporting plate (19), one end fixedly connected with spring (15) of backup pad (19) is kept away from in first fixture block (12), the one end and riser (17) fixed connection of first fixture block (12) are kept away from in spring (15), one side that backup pad (19) were kept away from in riser (17) is equipped with push rod (16), adjacent perforation and spring (15) inner chamber are run through to the one end that push rod (16) are close to backup pad (19) to with adjacent first fixture block (12) fixed connection, a plurality of the common fixedly connected with movable plate (20) of one end that first fixture block (12) were kept away from in push rod (16), jack body (7) bottom is close to left and right sides department and all is equipped with stop gear, backup pad (19) bottom is equipped with fly leaf (10), fly leaf (10) bottom is equipped with the moving mechanism.

2. A mining tensioning jack according to claim 1, characterized in that: the moving mechanism comprises a rotating wheel (1), a connecting block (2) is arranged at the top of the rotating wheel (1), the top end of the connecting block (2) is fixedly connected with the bottom of the L-shaped plate (3), and the connecting block (2) is movably connected with the rotating wheel (1) through a rotating shaft.

3. A mining tensioning jack according to claim 1, characterized in that: the left side of the L-shaped plate (3) is fixedly connected with a handle (6) close to the top, and the outer edge of the handle (6) is fixedly connected with a plurality of anti-skid particles.

4. A mining tensioning jack according to claim 1, characterized in that: one end, far away from the vertical plate (17), of the moving plate (20) is fixedly connected with a U-shaped rod (14), and an anti-slip pad is sleeved on the outer side edge of the U-shaped rod (14).

5. A mining tensioning jack according to claim 1, characterized in that: stop gear includes thin pole (5), thin pole (5) top and jack body (7) bottom fixed connection, thin pole (5) bottom is equipped with thick pipe (4), thick pipe (4) bottom and L shaped plate (3) fixed connection, peg graft in adjacent thick pipe (4) inner chamber thin pole (5) bottom.

6. A mining tensioning jack according to claim 1, characterized in that: the movable mechanism includes movable block (11), movable block (11) top and fly leaf (10) fixed connection, movable block (11) bottom is equipped with erects piece (9), erect piece (9) bottom and L shaped plate (3) fixed connection, through pivot swing joint between erectting piece (9) and movable block (11), fly leaf (10) top is close to rear side department fixedly connected with cushion, the cushion top is laminated each other with backup pad (19) bottom, fly leaf (10) bottom is close to rear side department and is equipped with supporting shoe (18), supporting shoe (18) bottom and L shaped plate (3) fixed connection, supporting shoe (18) top is laminated each other with fly leaf (10) bottom.

7. A mining tensioning jack according to claim 1, characterized in that: the two vertical plates (17) are arranged in a bilateral symmetry mode by taking the central axis of the jack body (7) as a symmetry axis.