CN213175679U

CN213175679U - Anchor cable tensioning jack

Info

Publication number: CN213175679U
Application number: CN202022202454.0U
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: 2021-05-11
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses an anchor cable tensioning jack, which comprises a jack body, wherein the front wall of the jack body is provided with oil inlets near the top and the bottom, two oil inlets are provided with sealing plugs, the front wall of the jack body is provided with two mounting plates near the top and the bottom, a first threaded rod is movably connected between the two mounting plates on the same side through a bearing, the two first threaded rods are both arranged in a bidirectional threaded rod manner, the left ends of the two first threaded rods pass through a bearing inner ring and extend to the outside of the mounting plate on the left side to be fixedly connected with a deflector rod, and through the mutual matching of the first threaded rods, the deflector rod, a clamping block, a sealing gasket, a movable block, a U-shaped sliding rod, a sliding block, a fixed rod and a fixed pipe, the sealing and clamping of the joint between the oil inlet and the oil pipe are realized, the sealing performance is improved, and the corrosion damage to the jack, the sealing effect and the use efficiency are effectively improved.

Description

Anchor cable tensioning jack

Technical Field

The utility model relates to a jack-draw technical field specifically is an anchor rope jack-draw.

Background

The anchor cable tensioning jack is a special jack for tensioning prestressed tendons such as steel strand wires and the like, generally drives the anchor cable tensioning jack to perform tensioning and back jacking work through a tensioning oil pump, is popular among people, and is widely applied to multiple fields. The joint between the oil inlet of the anchor cable tensioning jack and the oil pipe in the prior art is poor in sealing effect, oil is prone to leaking out to cause corrosion damage to the anchor cable tensioning jack, the anchor cable tensioning jack is not beneficial to use, the use efficiency of the anchor cable tensioning jack is greatly reduced, and therefore the anchor cable tensioning jack is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in overcoming prior art's sealed effect poor and availability factor low grade defect, provide an anchor rope stretch-draw jack. The anchor cable tensioning jack has the characteristics of good sealing effect, high use efficiency and the like.

In order to achieve the above object, the utility model provides a following technical scheme: an anchor cable tensioning jack comprises a jack body, wherein oil inlets are formed in the front wall of the jack body and are close to the top and the bottom, sealing plugs are mounted on the two oil inlets, two mounting plates are mounted on the front wall of the jack body and are close to the top and the bottom, a first threaded rod is movably connected between the two mounting plates on the same side through a bearing, the two first threaded rods are both arranged in a bidirectional threaded rod manner, the left ends of the two first threaded rods penetrate through a bearing inner ring and extend to the outside of the mounting plate on the left side, a deflector rod is fixedly connected to the two first threaded rods in a sleeved mode, two movable blocks matched with the first threaded rods are arranged in the two movable blocks on the upper side and the lower side, clamping blocks are fixedly connected to the tops of the two movable blocks on the upper side and the lower side, and the inner walls of the two clamping blocks positioned at the upper side and the lower side are respectively provided with a sealing gasket, the left side and the right side of the jack body are close to the top part and are respectively fixedly connected with a thick rod, the two thick rods are respectively far away from the top part and are respectively provided with a protective shell, the left side and the right side of the jack body are respectively provided with two fixed blocks close to the top part, and one side, close to the top part and the bottom part, of the two protective shells are respectively movably connected with the two fixed blocks positioned at the two sides.

Preferably, the U-shaped sliding rods are installed on the front wall of the jack body close to the top and the bottom, sliding blocks are sleeved on the two U-shaped sliding rods, sliding holes matched with the U-shaped sliding rods are formed in the sliding blocks and located at the upper side and the lower side, and the bottoms of the sliding blocks are fixedly connected with the two clamping blocks on the same side through short rods.

Preferably, be located two with one side the curb plate is all installed at the top of sliding block, and is located the right side of left curb plate and installs the dead lever to the left side that is located the curb plate on right side is installed and is managed with the fixed of dead lever assorted fixed.

Preferably, the outer walls of the two shift levers are sleeved with anti-slip sleeves, and the two anti-slip sleeves are provided with anti-slip lines.

Preferably, two one side that protective housing is close to mutually is close to top and bottom department and has all seted up first draw-in groove, and is located two fixed blocks of both sides and keeps away from one side of jack body and all sets up with first draw-in groove assorted second draw-in groove to the inner wall that is located two first draw-in grooves of both sides and second draw-in groove contacts each other.

Preferably, the rear wall mounting of jack body has the connecting plate, and is equipped with the second threaded rod outside the left side of connecting plate to the second threaded rod is T shape threaded rod setting, the left side of connecting plate seted up with second threaded rod assorted second screw hole, the right-hand member of second threaded rod passes second screw hole swing joint and has the connecting block, and the right side fixedly connected with sucking disc of connecting block.

Preferably, the two clamping blocks positioned on the same side are arranged in a bilateral symmetry mode by taking the central axis of the oil inlet as a symmetry axis.

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

1. in the technical scheme, the first threaded rod, the deflector rod, the clamping block, the sealing gasket, the movable block, the U-shaped sliding rod, the sliding block, the fixed rod and the fixed pipe are matched with each other, so that the joint between the oil inlet and the oil pipe is sealed and clamped, the sealing performance of the jack is improved, the jack body is prevented from being corroded and damaged due to oil leakage, and the sealing effect and the use efficiency are effectively improved;

2. in this technical scheme, through mutually supporting of connecting plate, sucking disc and second threaded rod, supplementary fixed stay when realizing the jack body and using improves its supporting effect, and protective housing's setting realizes protecting the go-between, and under the cooperation of fixed block, first draw-in groove and second draw-in groove, reaches the effect of its convenient dismantlement.

Drawings

FIG. 1 is the original structure diagram of the present invention;

FIG. 2 is a side view of the body of the jack of FIG. 1;

FIG. 3 is a top view of the protective housing of FIG. 1;

FIG. 4 is an enlarged view taken at A in FIG. 1;

fig. 5 is an enlarged view of fig. 1 at B.

Reference numbers in the figures: 1. a jack body; 2. an oil inlet; 3. a sealing plug; 4. mounting a plate; 5. a first threaded rod; 6. a deflector rod; 7. a clamping block; 8. a gasket; 9. a movable block; 10. a U-shaped slide bar; 11. a slider; 12. a side plate; 13. fixing the rod; 14. a fixed tube; 15. a connecting ring; 16. a protective housing; 17. a fixed block; 18. a first card slot; 19. a second card slot; 20. an anti-slip sleeve; 21. a connecting plate; 22. a suction cup; 23. a second threaded rod.

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. 1-5, the present invention provides a technical solution: an anchor cable tensioning jack comprises a jack body 1, wherein oil inlets 2 are respectively formed in the front wall of the jack body 1 close to the top and the bottom, sealing plugs 3 are respectively arranged on the two oil inlets 2, two mounting plates 4 are respectively arranged on the front wall of the jack body 1 close to the top and the bottom, a first threaded rod 5 is movably connected between the two mounting plates 4 positioned on the same side through a bearing, the two first threaded rods 5 are both arranged in a bidirectional threaded rod manner, the left ends of the two first threaded rods 5 penetrate through an inner bearing ring and extend to the outside of the mounting plate 4 positioned on the left side to be fixedly connected with a shifting rod 6, anti-skidding sleeves 20 are respectively sleeved on the outer walls of the two shifting rods 6, anti-skidding threads are respectively formed on the two anti-skidding sleeves 20, two movable blocks 9 are respectively sleeved on the two first threaded rods 5, and first threaded holes matched with the first threaded rods 5 are respectively formed in the two movable blocks 9 positioned, the tops of two movable blocks 9 positioned at the upper side and the lower side are fixedly connected with clamping blocks 7, the inner walls of the two clamping blocks 7 positioned at the upper side and the lower side are respectively provided with a sealing gasket 8, the two clamping blocks 7 positioned at the same side are arranged in a bilateral symmetry mode by taking the central axis of an oil inlet 2 as a symmetry axis, U-shaped sliding rods 10 are respectively arranged on the front wall of the jack body 1 close to the tops and the bottoms, sliding blocks 11 are respectively sleeved on the two U-shaped sliding rods 10, sliding holes matched with the U-shaped sliding rods 10 are respectively arranged in the two sliding blocks 11 positioned at the upper side and the lower side, the bottoms of the two sliding blocks 11 positioned at the same side are respectively and fixedly connected with the two clamping blocks 7 at the same side through short rods, the tops of the two sliding blocks 11 positioned at the same side are respectively provided with a side plate 12, the right side of the side plate 12 positioned at, through the mutual matching of the first threaded rod 5, the deflector rod 6, the clamping block 7, the sealing gasket 8, the movable block 9, the U-shaped sliding rod 10, the sliding block 11, the fixed rod 13 and the fixed pipe 14, the sealing and clamping of the joint between the oil inlet 2 and the oil pipe are realized, the sealing performance is improved, the corrosion damage to the jack body 1 caused by oil leakage is avoided, the sealing effect and the use efficiency are effectively improved, thick rods are fixedly connected to the positions, close to the top, of the left side and the right side of the jack body 1, connecting rings 15 are fixedly connected to the ends, far away from the two thick rods, protective shells 16 are arranged outside the two connecting rings 15, two fixed blocks 17 are mounted on the positions, close to the top and the bottom, of the two protective shells 16, are movably connected with the two fixed blocks 17 on the two sides respectively, first clamping grooves 18 are formed in the positions, close to the top and the bottom, of the two protective shells 16, and one side of the two fixing blocks 17 which are positioned at two sides and far away from the jack body 1 is respectively provided with a second clamping groove 19 which is matched with the first clamping groove 18, the inner walls of the two first clamping grooves 18 and the second clamping grooves 19 which are positioned at two sides are mutually contacted, the arrangement of the protective shell 16 realizes the protection of the connecting ring 15, and under the matching of the fixing blocks 17, the first clamping grooves 18 and the second clamping grooves 19, the effect of convenient disassembly is achieved, the rear wall of the jack body 1 is provided with a connecting plate 21, the left side of the connecting plate 21 is externally provided with a second threaded rod 23, the second threaded rod 23 is arranged in a T-shaped threaded rod manner, the left side of the connecting plate 21 is provided with a second threaded hole which is matched with the second threaded rod 23, the right end of the second threaded rod 23 passes through the second threaded hole and is movably connected with a connecting block, the right side of the connecting block is fixedly connected with a, realize the supplementary fixed stay of jack body 1 during the use, improve its supporting effect.

The working principle is as follows: in the technical scheme, firstly, a protective shell 16 is installed on a jack body 1, a first clamping groove 18 and a second clamping groove 19 are clamped to realize installation, then the jack body 1 is fixedly installed on a using device or a product, then a second threaded rod 23 is screwed to drive a sucker 22 to move, the sucker 22 is contacted with the device or the product of the fixed jack body 1 and is adsorbed and fixed for auxiliary fixing and supporting, then a sealing plug 3 on an oil inlet 2 is pulled out to be connected with an oil pipe, then a deflector rod 6 is rotated to drive a first threaded rod 5 to rotate, a sliding block 9 is driven to move oppositely by rotation of the first threaded rod 5, the sliding block 9 drives a clamping block 7 to move oppositely under the assistance of a sliding block 11 and a U-shaped sliding rod 10, then the clamping block 7 seals and clamps a connection position between the oil inlet 2 and the oil pipe through a sealing gasket 8, the sealing performance is improved, corrosion damage to the jack body 1 caused by oil leakage is avoided, the stability between the two clamping blocks 7 is guaranteed through the fixing rod 13 and the fixing pipe 14, the clamping blocks are not prone to shifting, then the protective shell 16 is taken down, the connecting ring 15 is convenient to use, and the jack body 1 is used for working at last.

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 an anchor rope stretch-draw jack, includes jack body (1), its characterized in that: oil inlets (2) are respectively formed in the positions, close to the top and the bottom, of the front wall of the jack body (1), sealing plugs (3) are respectively installed on the two oil inlets (2), two mounting plates (4) are respectively installed on the positions, close to the top and the bottom, of the front wall of the jack body (1), a first threaded rod (5) is movably connected between the two mounting plates (4) positioned on the same side through a bearing, the two first threaded rods (5) are both arranged in a bidirectional threaded rod mode, the left ends of the two first threaded rods (5) penetrate through inner rings of the bearing and extend to the mounting plate (4) positioned on the left side to be fixedly connected with a driving lever (6), two movable blocks (9) are respectively sleeved on the two first threaded rods (5), and first threaded holes matched with the first threaded rods (5) are respectively formed in the two movable blocks (9) positioned on the upper side and, two that are located both sides about, the equal fixedly connected with clamp splice (7) in movable block (9) top, and the inner wall of two clamp splices (7) that are located both sides about all install sealed pad (8), the left and right sides of jack body (1) is close to the equal fixedly connected with thick pole of top department, and the equal fixedly connected with go-between (15) of one end that two thick poles kept away from mutually, two go-between (15) all are equipped with protecting sheathing (16) outward, the left and right sides of jack body (1) is close to top department and all installs two fixed blocks (17), and one side that two protecting sheathing (16) are close to mutually is close to top and bottom department respectively with two fixed block (17) swing joint that are located both sides.

2. An anchor line tensioning jack as claimed in claim 1, wherein: u-shaped sliding rods (10) are installed close to the top and the bottom on the front wall of the jack body (1), sliding blocks (11) are sleeved on the two U-shaped sliding rods (10), two of the upper side and the lower side of each sliding block are located, sliding holes matched with the U-shaped sliding rods (10) are formed in the sliding blocks (11), and two of the same sides are located at the bottom of each sliding block (11) and are fixedly connected with two clamping blocks (7) on the same side through short rods.

3. A cable tensioning jack according to claim 2, wherein: lie in two of same side curb plate (12) are all installed to the top of sliding block (11), and lie in the right side of left curb plate (12) and install dead lever (13) to the left side of curb plate (12) that lie in the right side is installed and is managed (14) with dead lever (13) assorted fixed.

4. An anchor line tensioning jack as claimed in claim 1, wherein: the outer wall of each of the two shift levers (6) is sleeved with an anti-slip sleeve (20), and anti-slip lines are arranged on the two anti-slip sleeves (20).

5. An anchor line tensioning jack as claimed in claim 1, wherein: two one side that protective housing (16) are close to mutually is close to top and bottom department and has all seted up first draw-in groove (18), and is located one side that jack body (1) was kept away from in two fixed blocks (17) of both sides and has all seted up with first draw-in groove (18) assorted second draw-in groove (19) to the inner wall that is located two first draw-in grooves (18) of both sides and second draw-in groove (19) contacts each other.

6. An anchor line tensioning jack as claimed in claim 1, wherein: the rear wall mounting of jack body (1) has connecting plate (21), and is equipped with second threaded rod (23) outside the left side of connecting plate (21) to second threaded rod (23) are the setting of T shape threaded rod, the left side of connecting plate (21) seted up with second threaded rod (23) assorted second screw hole, the right-hand member of second threaded rod (23) passes second screw hole swing joint and has the connecting block, and the right side fixedly connected with sucking disc (22) of connecting block.

7. An anchor line tensioning jack as claimed in claim 1, wherein: the two clamping blocks (7) positioned on the same side are arranged in a bilateral symmetry mode by taking the central axis of the oil inlet (2) as a symmetry axis.