CN211547402U

CN211547402U - Stress tensioning end anchorage device

Info

Publication number: CN211547402U
Application number: CN201922431880.9U
Authority: CN
Inventors: 杨新
Original assignee: Tianjin Pengxu Prestressed Machinery Co ltd
Current assignee: Tianjin Pengxu Prestressed Machinery Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-09-22
Anticipated expiration: 2029-12-30

Abstract

The utility model provides a stress stretch-draw end ground tackle. Stress tensioning end ground tackle includes push pedal and ground tackle, one side of ground tackle runs through the push pedal and extends to one side of push pedal, be provided with the spiral muscle on the ground tackle, the equal fixedly connected with fixed frame in top and the bottom of push pedal one side, sliding connection has the fly leaf between the top of fixed frame inner wall and the bottom, the equal fixedly connected with movable rod in top and the bottom of fly leaf one side, the surface cover that just is located the movable rod between one side of fly leaf and one side of fixed frame inner wall is equipped with thrust spring. The utility model provides a push rod that stress stretch-draw end ground tackle used when stretch-draw is installed fast, has improved the convenience that carries out the stretch-draw to the spiral muscle on the ground tackle, when the push rod that uses when stretch-draw to the ground tackle carries out quick installation, can also fix for the jack has guaranteed the engineering quality to the stretch-draw promotion direction of ground tackle on same horizontal axis, has improved engineering efficiency.

Description

Stress tensioning end anchorage device

Technical Field

The utility model relates to an engineering construction device field especially relates to a stress stretch-draw end ground tackle.

Background

The prestressed anchorage is suitable for engineering construction process, and the anchorage for concrete prestressed tensioning is generally often used in bridge construction, is well installed and positioned in advance, then is poured with concrete, and is buried at two ends of the concrete, namely two ends of the corrugated pipe, and is an end face which is arranged for the stabilizing effect of the jack during tensioning.

When the existing anchorage device is tensioned by using a jack, a used push rod is inconvenient to install and cannot be tensioned quickly, the engineering efficiency is reduced, the stability of a joint is poor, the tensioning pushing directions of the anchorage device by the jack are not on the same horizontal shaft easily, and the engineering quality is reduced.

Accordingly, there is a need for a stress-tensioned end anchor that addresses the above-identified problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a stress stretch-draw end ground tackle has solved the inconvenient problem of installing of prior art.

In order to solve the technical problem, the stress tension end anchorage device provided by the utility model comprises a push plate and an anchorage device, one side of the anchorage device penetrates through the push plate and extends to one side of the push plate, the anchorage device is provided with a spiral rib, the top and the bottom of one side of the push plate are both fixedly connected with a fixed frame, a movable plate is slidably connected between the top and the bottom of the inner wall of the fixed frame, the top and the bottom of one side of the movable plate are both fixedly connected with movable rods, a thrust spring is sleeved between one side of the movable plate and one side of the inner wall of the fixed frame and positioned on the surface of the movable rod, a mounting seat is fixedly connected between the bottom of one side of the inner wall of the fixed frame and the top of the other movable rod, the top of the front side of the mounting seat is rotatably connected with an upper clamping plate through a first rotating, one side of the upper clamping plate penetrates through the movable plate and extends to the other side of the movable plate, one side of the lower clamping plate penetrates through the movable plate and extends to the other side of the movable plate, and the upper clamping plate is in contact with the lower clamping plate.

Preferably, the push rod penetrates through the top and the bottom of one side of the push plate, and one end of the push rod penetrates through the fixed frame, the upper clamping plate, the lower clamping plate and the movable plate in sequence and extends to one side of the movable plate.

Preferably, the top of the push rod is in contact with the upper clamping plate, and the bottom of the push rod is in contact with the lower clamping plate.

Preferably, the top of the upper clamping plate and the other side of the movable plate are fixedly connected with a first transmission block, and the bottom of the lower clamping plate and the other side of the movable plate are fixedly connected with a second transmission block.

Preferably, the top of fixed frame inner wall just is located the first stopper of the opposite side fixedly connected with of fly leaf, the cover is equipped with first tension spring between the bottom of first stopper and the top of first transmission piece.

Preferably, the bottom of the fixed frame inner wall is fixedly connected with a second limiting block at the other side of the movable plate, and a second tension spring is sleeved between the top of the second limiting block and the bottom of the second transmission block.

Preferably, two the one end of movable rod all runs through fixed frame and extends to the outside of fixed frame, two fixedly connected with connecting plate between the one end of movable rod, one side fixedly connected with pull rod that the movable rod was kept away from to the connecting plate.

Compared with the prior art, the utility model provides a stress tension end ground tackle has following beneficial effect:

the utility model provides a stress stretch-draw end ground tackle, through the pull rod, the connecting plate, the movable rod, thrust spring, first tension spring, second tension spring, the push rod that uses when fly leaf and fixed frame's cooperation is used stretch-draw is installed fast, the convenience of carrying out stretch-draw to the spiral muscle on the ground tackle has been improved, through last cardboard, lower cardboard, first tension spring, second tension spring, first stopper, the cooperation of second stopper and fly leaf is used, when the push rod that uses when stretching-draw to the ground tackle carries out quick installation, can also fix, make jack promote the direction to the stretch-draw of ground tackle on same horizontal axis, the engineering quality has been guaranteed, the engineering efficiency has been improved.

Drawings

FIG. 1 is a schematic structural view of a preferred embodiment of a stress-tensioned anchorage assembly according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a partially enlarged structural view of a portion B shown in fig. 2.

Reference numbers in the figures: 1. push pedal, 2, ground tackle, 3, spiral muscle, 4, fixed frame, 5, fly leaf, 6, movable rod, 7, thrust spring, 8, mount pad, 9, first pivot, 10, go up the cardboard, 11, second pivot, 12, lower cardboard, 13, push rod, 14, first transmission piece, 15, second transmission piece, 16, first stopper, 17, first tension spring, 18, second stopper, 19, second tension spring, 20, connecting plate, 21, pull rod.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3, wherein fig. 1 is a schematic structural view of a preferred embodiment of a stress tension end anchor according to the present invention; FIG. 2 is an enlarged view of a portion A of FIG. 1; fig. 3 is a partially enlarged structural view of a portion B shown in fig. 2. The stress tension end anchorage comprises a push plate 1 and an anchorage device 2, one side of the anchorage device 2 penetrates through the push plate 1 and extends to one side of the push plate 1, spiral ribs 3 are arranged on the anchorage device 2, a fixed frame 4 is fixedly connected to the top and the bottom of one side of the push plate 1, a movable plate 5 is slidably connected between the top and the bottom of the inner wall of the fixed frame 4, movable rods 6 are fixedly connected to the top and the bottom of one side of the movable plate 5, the total number of the movable rods 6 is four, a thrust spring 7 is sleeved between one side of the movable plate 5 and one side of the inner wall of the fixed frame 4 and positioned on the surface of the movable rod 6, the thrust spring 7 has thrust on the movable plate 5, a mounting seat 8 is fixedly connected between the bottom of one movable rod 6 and the top of the other movable rod 6, the positive top of the mounting seat 8 is rotatably connected with an upper clamping plate 10 through a first rotating shaft 9, the positive, one side of the upper clamping plate 10 penetrates through the movable plate 5 and extends to the other side of the movable plate 5, L-shaped grooves are formed in the opposite sides of the upper clamping plate 10 and the lower clamping plate 12, one side of the lower clamping plate 12 penetrates through the movable plate 5 and extends to the other side of the movable plate 5, and the upper clamping plate 10 is in contact with the lower clamping plate 12.

Push rod 13 has all been run through to the top and the bottom of one side of push pedal 1, fixed frame 4 is run through in proper order to the one end of push rod 13, go up cardboard 10, cardboard 12 and fly leaf 5 just extend to one side of fly leaf 5 down, all set up on fixed frame 4 and the push pedal 1 with the groove that runs through of push rod 13 looks adaptation, go up cardboard 10 and meet one when cardboard 12 contacts down with the recess of 13 looks adaptations of push rod, push rod 13 is not connected with the inside arbitrary part of device, only contact, an indirect part that is used for jack to carry out stretch-draw to the ground tackle.

The top of push rod 13 contacts with last cardboard 10, and the bottom of push rod 13 contacts with lower cardboard 12, and the total number of going up cardboard 10 is two, and the total number of lower cardboard 12 is two, and the total number of push rod 13 is two, and the other end and the jack of push rod 13 are connected.

The top of the upper clamping plate 10 is fixedly connected with a first transmission block 14 at the other side of the movable plate 5, the bottom of the lower clamping plate 12 is fixedly connected with a second transmission block 15 at the other side of the movable plate 5, and the movable plate 5 is provided with a trapezoidal groove matched with the upper clamping plate 10 and the lower clamping plate 12.

The top of the inner wall of the fixed frame 4 is located at the other side of the movable plate 5, a first limiting block 16 is fixedly connected to the first limiting block 16, the movable plate 5 is limited by the first limiting block 16, a first tension spring 17 is sleeved between the bottom of the first limiting block 16 and the top of the first transmission block 14, and the first tension spring 17 has tension on the first transmission block 14 of the upper clamping plate 10.

The bottom of the inner wall of the fixed frame 4 is located at the other side of the movable plate 5, a second limiting block 18 is fixedly connected to the second limiting block 18, the movable plate 5 is limited by the second limiting block 18, a second tension spring 19 is sleeved between the top of the second limiting block 18 and the bottom of the second transmission block 15, the second tension spring 19 has tension on the second transmission block 15 on the lower clamping plate 12, and a gap between the upper clamping plate 10 and the lower clamping plate 12 is located on the same horizontal plane with a through groove of the fixed frame 4 and a through groove on the push plate 1 respectively.

One end of each of the two movable rods 6 penetrates through the fixed frame 4 and extends to the outside of the fixed frame 4, a connecting plate 20 is fixedly connected between one ends of the two movable rods 6, one side of the connecting plate 20, which is far away from the movable rods 6, is fixedly connected with a pull rod 21, the pull rod 21 is in a T shape, the pull rod 21 moves towards the left side and drives the connecting plate 20 to move towards the left side, so as to drive the movable rods 6 to move towards the left side, the movable rods 6 drive the movable plate 5 to move towards the left, the movable plate 5 moves towards the left and simultaneously drives the thrust spring 7 to generate an extrusion force, the first tension spring 17 and the second tension spring 19 respectively pull the first transmission block 14 and the second transmission block 15, so as to respectively pull one end of the upper clamping plate 10 and one end of the lower clamping plate 12 towards the upper side and the lower side, so as to enlarge the distance between the upper clamping plate, moving between the upper card 10 and the lower card 12.

The utility model provides a stress stretch-draw end ground tackle's theory of operation as follows:

when the device is used, the push rod 13 is installed with a jack, the pull rod 21 is pulled leftwards, so that the connecting plate 20 is driven to move leftwards, the movable rod 6 slides rightwards, the movable plate 5 is driven to slide leftwards in the fixed frame 4, the thrust spring 7 is extruded when the movable plate 5 slides, the first tension spring 17 pulls the first transmission block 14 when the movable plate 5 moves leftwards, so that one end of the upper clamping plate 10 is driven to rotate upwards around the first rotating shaft 9, the second tension spring 19 pulls the second transmission block 15, so that one end of the lower clamping plate 12 is driven to rotate downwards around the second rotating shaft 12, the other end of the push rod 13 is inserted between the upper clamping plate 10 and the lower clamping plate 12 through the through grooves in the push plate 1 and the fixed frame 4, the pull rod 21 is released, the thrust spring 7 pushes the movable plate 5, the movable plate 5 moves rightwards, so that the upper clamping plate 10 and the lower clamping plate 12, reduce distance between to press from both sides tight push rod 13, first stopper 16 and second stopper 18 carry on spacingly to fly leaf 5, and restart jack promotes push rod 13, thereby promotes last cardboard 10 and lower cardboard 12, thereby promotes fixed frame 4 and promotes push pedal 1, drives ground tackle 2 and removes, thereby stretches spiral muscle 3.

through the pull rod 21, the connecting plate 20, the movable rod 6, thrust spring 7, first tension spring 17, second tension spring 19, the cooperation of fly leaf 5 and fixed frame 4 is used and is installed fast push rod 13 that uses when stretching, the convenience of carrying out the stretch-draw to spiral muscle 3 on the ground tackle has been improved, through last cardboard 10, lower cardboard 12, first tension spring 17, second tension spring 19, first stopper 16, the cooperation of second stopper 18 and fly leaf 5 is used, when installing fast the push rod that uses when stretching the ground tackle, can also fix, make jack on same horizontal axis to the stretch-draw direction of promotion of ground tackle, the engineering quality has been guaranteed, the engineering efficiency is improved.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a stress tensioning end ground tackle, includes push pedal (1) and ground tackle (2), its characterized in that: one side of the anchorage device (2) penetrates through the push plate (1) and extends to one side of the push plate (1), a spiral rib (3) is arranged on the anchorage device (2), the top and the bottom of one side of the push plate (1) are both fixedly connected with a fixed frame (4), a movable plate (5) is slidably connected between the top and the bottom of the inner wall of the fixed frame (4), the top and the bottom of one side of the movable plate (5) are both fixedly connected with movable rods (6), a thrust spring (7) is sleeved between one side of the movable plate (5) and one side of the inner wall of the fixed frame (4) and positioned on the surface of the movable rod (6), a mounting seat (8) is fixedly connected between the bottom of one movable rod (6) and the top of the other movable rod (6), the positive top of the mounting seat (8) is rotatably connected with an upper clamping plate (10) through a first rotating shaft (9), the bottom of the front face of the mounting seat (8) is rotatably connected with a lower clamping plate (12) through a second rotating shaft (11), one side of the upper clamping plate (10) penetrates through the movable plate (5) and extends to the other side of the movable plate (5), one side of the lower clamping plate (12) penetrates through the movable plate (5) and extends to the other side of the movable plate (5), and the upper clamping plate (10) is in contact with the lower clamping plate (12).

2. The stress-tension end anchorage device according to claim 1, wherein a push rod (13) penetrates through the top and the bottom of one side of the push plate (1), and one end of the push rod (13) penetrates through the fixed frame (4), the upper clamping plate (10), the lower clamping plate (12) and the movable plate (5) in sequence and extends to one side of the movable plate (5).

3. A stress-tensioning end anchorage according to claim 2, wherein the top of the push rod (13) is in contact with the upper catch plate (10) and the bottom of the push rod (13) is in contact with the lower catch plate (12).

4. Stress-tensioning end anchorage according to claim 2, wherein a first transmission block (14) is fixedly connected to the top of the upper clamping plate (10) and located on the other side of the movable plate (5), and a second transmission block (15) is fixedly connected to the bottom of the lower clamping plate (12) and located on the other side of the movable plate (5).

5. The stress-tension end anchorage device according to claim 4, wherein a first limit block (16) is fixedly connected to the top of the inner wall of the fixed frame (4) and located on the other side of the movable plate (5), and a first tension spring (17) is sleeved between the bottom of the first limit block (16) and the top of the first transmission block (14).

6. The stress-tension end anchorage device according to claim 5, wherein a second limiting block (18) is fixedly connected to the bottom of the inner wall of the fixed frame (4) and located on the other side of the movable plate (5), and a second tension spring (19) is sleeved between the top of the second limiting block (18) and the bottom of the second transmission block (15).

7. Stress-tensioning end anchorage according to claim 1, wherein one end of each of the two movable rods (6) extends through the fixed frame (4) and out of the fixed frame (4), a connecting plate (20) is fixedly connected between the ends of the two movable rods (6), and a pull rod (21) is fixedly connected to the side of the connecting plate (20) away from the movable rods (6).