CN217505403U

CN217505403U - Tension detection device for anchor cable opposite-pulling reinforcing bridge abutment

Info

Publication number: CN217505403U
Application number: CN202122934875.7U
Authority: CN
Inventors: 诸晓磊; 汪一圣; 郭升
Original assignee: Jiangsu Zhixin Bridge Detection Maintenance And Reinforcement Co ltd
Current assignee: Jiangsu Zhixin Bridge Detection Maintenance And Reinforcement Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-09-27
Anticipated expiration: 2031-11-26

Abstract

The utility model discloses a pulling force detection device that anchor rope opposite-pulling reinforced abutment was used, including frame, locator and promotion piece, display panel is installed in the front of frame, the supporting shoe is installed to the bottom of frame, two sets of locators are installed to the inner wall of frame, the stopper is installed to the outer wall of removal case, the top of supporting shoe is installed and is promoted the piece, force cell sensor is installed to the inner wall of frame. The utility model discloses an install locator and stopper when testing the pulling force, carry out quick location to unidimensional anchor rope and instrument, during the pulling force of test anchor rope, place two sets of locators at the top of anchor rope, the size of anchor rope self promotes two sets of limiting plates and removes, the limiting plate removes and drives the sliding plate and removes, after confirming the anchor rope position, the top of telescopic link is extended and is driven the locating piece and remove, the locating piece removes the back and has limiting displacement to the sliding plate, carry on spacingly to the anchor rope of centre gripping, can fix unidimensional anchor rope and test.

Description

Tension detection device for anchor cable opposite-pulling reinforcing bridge abutment

Technical Field

The utility model relates to an abutment consolidates technical field, specifically is a pulling force detection device that anchor rope opposite-pulling consolidates abutment and uses.

Background

The abutment is a building which is positioned at two ends of a bridge, supports an upper structure of the bridge and is connected with an embankment, the abutment can transfer the load of the upper structure of the bridge to a foundation, and has the functions of resisting the earth filling pressure behind the abutment, stabilizing a bridge head roadbed and stably connecting a line on the bridge.

The existing tension detection device has the following defects:

patent document CN111060228A discloses a method for detecting the prestress of an anchor cable in service, and the protection right item "includes the following steps: a. before the prestress of the anchor cable in service is detected, the magnetic flux sensor is calibrated indoors; b. before the prestress detection of the on-site in-service anchor cable, selecting a magnetic flux sensor with the inner diameter larger than the outer diameter of the anchor, and chiseling and cleaning the concrete of the anchor head; one end of the magnetic flux sensor is sleeved on the anchor head, the length of the secondary coil covers the anchorage device, and then the magnetic elastic instrument is connected; c. and converting the detected voltage integral value into a prestress measurement value by the magnetoelastic instrument. The invention can realize the nondestructive measurement of the prestress of the anchor cable in service in anchoring engineering. However, when the device is used for detecting anchor cables with different sizes, the force measuring instrument and the anchor cable cannot be quickly fixed, and the device is very inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pulling force detection device that anchor rope opposite-pulling reinforcing abutment was used to solve the problem that can not make instrument and anchor rope fix a position fast that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a tension detection device for anchor cable counter-pulling reinforcing bridge abutment comprises a rack, positioners and a pushing block, wherein a display panel is installed on the front side of the rack, a supporting block is installed at the bottom of the rack, and two groups of positioners are installed on the inner wall of the rack;

the inner wall of the positioner is provided with two groups of moving boxes, the inner wall of each moving box is provided with a guide rod, the outer wall of each guide rod is provided with a sliding plate in a surrounding manner, the outer wall of each sliding plate is provided with a limiting plate, the inner wall of each moving box is provided with a plurality of groups of return springs, the return springs are positioned on one side of the sliding plate, the outer wall of each sliding plate is provided with a limiting block, and the limiting blocks are positioned on one side of the limiting plates;

the outer wall of the movable box is provided with a limiter, the top of the supporting block is provided with a pushing block, the inner wall of the rack is provided with a force measuring sensor, and the force measuring sensor is positioned on one side of the positioner.

Preferably, the push rod is installed to the inner wall of promotion piece, and the backup pad is installed at the top of push rod, and two sets of storage plates are installed at the top of backup pad, and pressure spring is installed to the inner wall of storage plate, and the plate is installed at pressure spring's top, and the bearing plate is installed at the top of promotion piece, and the top of promoting the piece is equipped with two sets of grooves that run through, and runs through the one side that the trench is located the bearing plate, and limit stop is installed at the top of supporting shoe, and limit stop is located one side of promoting the piece, and limit stop's outer wall is equipped with two sets of constant head tanks.

Preferably, a handle is mounted at the top of the frame.

Preferably, a plurality of groups of buttons are mounted on the front surface of the display panel.

Preferably, the inner wall of supporting shoe runs through and installs the drive lead screw, and the one end of drive lead screw extends to the outer wall that promotes the piece.

Preferably, the inner wall of the limiter is provided with a telescopic rod, and the top end of the telescopic rod is provided with a positioning block.

Preferably, the bottom of the force measuring sensor is provided with a connecting rod, and one end of the connecting rod extends to the outer wall of the limit stop.

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

1. the utility model discloses an install locator and stopper when testing the pulling force, carry out quick location to not unidimensional anchor rope and instrument, when testing the pulling force of anchor rope, place two sets of locators at the top of anchor rope, when the anchor rope enters into the intermediate position of two sets of limiting plates, the size of anchor rope self promotes two sets of limiting plates and removes, the limiting plate removes and drives the sliding plate and removes, after confirming the anchor rope position, the top of telescopic link extends and drives the locating piece and remove, have limiting displacement to the sliding plate after the locating piece removes, after the sliding plate is spacing, carry on spacingly to the anchor rope of centre gripping, reach the mesh that can fix not unidimensional anchor rope and carry out the test;

2. the utility model discloses an install and promote piece and plate when the test pulling force, prevent anchor rope offset, before the pulling force to the anchor rope detects, remove the bearing plate to the bottom back of anchor rope, the top of push rod is extended and is promoted the backup pad and remove, the backup pad removes and drives the storage plate and remove, the storage plate removes and drives the piece and remove, the plate removes the inside that promotes the piece through running through the groove, the top of plate enters into the inside back of constant head tank, anchor rope to the bearing plate top has limiting displacement, can prevent when the test anchor rope pulling force that anchor rope offset leads to measuring the error to appear.

Drawings

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

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

FIG. 3 is a schematic side view of the present invention;

fig. 4 is a schematic view of the structure of the pushing block of the present invention.

In the figure: 1. a frame; 101. a handle; 2. a display panel; 201. a button; 3. a support block; 301. driving the screw rod; 4. a positioner; 401. a guide bar; 402. a sliding plate; 403. a limiting plate; 404. a return spring; 405. a limiting block; 406. a mobile box; 5. a stopper; 501. a telescopic rod; 502. positioning blocks; 6. a pushing block; 601. a push rod; 602. a support plate; 603. a storage plate; 604. a pressure spring; 605. a plate block; 606. a bearing plate; 607. a through groove; 608. positioning a groove; 7. a force sensor; 701. a connecting rod; 702. and a limit stop.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1: referring to fig. 1, a tension detection device for anchor cable counter-pulling reinforcing bridge abutment comprises a frame 1, a positioner 4 and a pushing block 6, wherein a display panel 2 is installed on the front surface of the frame 1, the frame 1 provides an installation space for the display panel 2, a support block 3 is installed at the bottom of the frame 1, the frame 1 provides an installation space for the support block 3, two sets of positioners 4 are installed on the inner wall of the frame 1, the frame 1 provides an installation space for the positioner 4, a stopper 5 is installed on the outer wall of a movable box 406, the movable box 406 has a supporting function for the stopper 5, the pushing block 6 is installed at the top of the support block 3, the support block 3 provides an installation space for the pushing block 6, a force sensor 7 is installed on the inner wall of the frame 1, the force sensor 7 is located at one side of the positioner 4, the frame 1 provides an installation space for the force sensor 7, and a handle 101 is installed at the top of the frame 1, the rack 1 provides an installation space for the handle 101, a plurality of groups of buttons 201 are installed on the front face of the display panel 2, the display panel 2 provides an installation space for the buttons 201, the display panel 2 displays the current tension value of a force sensor 7 for testing an anchor cable, a driving screw rod 301 is installed on the inner wall of the supporting block 3 in a penetrating mode, one end of the driving screw rod 301 extends to the outer wall of the pushing block 6, the pushing block 6 is moved by rotating the driving screw rod 301, an expansion rod 501 is installed on the inner wall of the stopper 5, a positioning block 502 is installed at the top end of the expansion rod 501, the top end of the expansion rod 501 extends to drive the positioning block 502 to move, the positioning block 502 has a limiting effect on the sliding plate 402 after moving, the purpose of fixing the limiting plate 403 is achieved, a connecting rod 701 is installed at the bottom of the force sensor 7, and one end of the connecting rod 701 extends to the outer wall of the limit stop 702, and the connecting rod 701 has a supporting function on the limit stop 702.

Example 2: referring to fig. 1 and 2, two sets of movable boxes 406 are mounted on the inner walls of the locators 4, guide rods 401 are mounted on the inner walls of the movable boxes 406, sliding plates 402 are mounted on the outer walls of the guide rods 401 in a surrounding manner, limit plates 403 are mounted on the outer walls of the sliding plates 402, a plurality of sets of return springs 404 are mounted on the inner walls of the movable boxes 406, the return springs 404 are located on one sides of the sliding plates 402, limit blocks 405 are mounted on the outer walls of the sliding plates 402, the limit blocks 405 are located on one sides of the limit plates 403, when the tensile force of an anchor cable is tested, the two sets of locators 4 are placed on the top of the anchor cable, when the anchor cable enters the middle positions of the two sets of limit plates 403, the two sets of limit plates 403 are pushed to move by the size of the anchor cable, the limit plates 403 drive the sliding plates 402 to move, after the position of the anchor cable is determined, the top end of a telescopic rod 501 extends to drive a positioning block 502 to move, and the positioning block 502 has a limiting effect on the sliding plates 402 after the movement, after the sliding plate 402 is limited, the clamped anchor cables are limited, and the purpose of fixing anchor cables of different sizes for testing is achieved.

Example 3: referring to fig. 1, 3 and 4, a push rod 601 is installed on the inner wall of a push block 6, a support plate 602 is installed on the top of the push rod 601, two sets of receiving plates 603 are installed on the top of the support plate 602, a pressure spring 604 is installed on the inner wall of the receiving plate 603, a plate 605 is installed on the top of the pressure spring 604, a bearing plate 606 is installed on the top of the push block 6, two sets of through grooves 607 are formed on the top of the push block 6, the through grooves 607 are located on one side of the bearing plate 606, a limit stop 702 is installed on the top of the support block 3, the limit stop 702 is located on one side of the push block 6, two sets of positioning grooves 608 are formed on the outer wall of the limit stop 702, before the tensile force of the anchor cable is detected, after the bearing plate 606 is moved to the bottom of the anchor cable, the top end of the push rod 601 extends to push the support plate 602 to move, the support plate 602 moves to drive the receiving plates 603 to move, the receiving plates 603 moves to drive the plate 605 to move, the plate 605 moves out of the pushing block 6 through the through grooves 607, after the top of the plate 605 enters the positioning groove 608, the anchor cable on the top of the bearing plate 606 is limited, and the measurement error caused by the position deviation of the anchor cable can be prevented when the tension of the anchor cable is tested.

The working principle is that when the tensile force of the anchor cable is tested, two groups of locators 4 are placed at the top of the anchor cable, when the anchor cable enters the middle position of two groups of limiting plates 403, the size of the anchor cable pushes the two groups of limiting plates 403 to move, the limiting plates 403 move to drive the sliding plate 402 to move, after the position of the anchor cable is determined, the top end of the telescopic rod 501 extends to drive the positioning block 502 to move, after the positioning block 502 moves to limit the sliding plate 402, after the sliding plate 402 is limited, the clamped anchor cable is limited, so that the purpose of testing anchor cables with different sizes can be fixed is achieved, before the tensile force of the anchor cable is detected, after the bearing plate 606 moves to the bottom of the anchor cable, the top end of the push rod 601 extends to push the support plate 602 to move, the support plate 602 moves to drive the storage plate 603 to move, the storage plate 603 moves to drive the plate 605 to move, and the plate 605 moves out of the pushing block 6 through the through groove 607, after the top of the plate 605 enters the positioning groove 608, the anchor cable on the top of the bearing plate 606 is limited, and the measurement error caused by the position deviation of the anchor cable can be prevented when the tension of the anchor cable is tested.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a pulling force detection device that anchor rope is to drawing reinforcing abutment usefulness, includes frame (1), locator (4) and promotes piece (6), its characterized in that: the front surface of the rack (1) is provided with a display panel (2), the bottom of the rack (1) is provided with a supporting block (3), and the inner wall of the rack (1) is provided with two groups of locators (4);

two groups of movable boxes (406) are mounted on the inner wall of the positioner (4), guide rods (401) are mounted on the inner wall of each movable box (406), sliding plates (402) are mounted on the outer walls of the guide rods (401) in a surrounding mode, limiting plates (403) are mounted on the outer walls of the sliding plates (402), a plurality of groups of reset springs (404) are mounted on the inner wall of each movable box (406), the reset springs (404) are located on one sides of the sliding plates (402), limiting blocks (405) are mounted on the outer walls of the sliding plates (402), and the limiting blocks (405) are located on one sides of the limiting plates (403);

the outer wall of the movable box (406) is provided with a limiter (5), the top of the supporting block (3) is provided with a pushing block (6), the inner wall of the rack (1) is provided with a force measuring sensor (7), and the force measuring sensor (7) is positioned on one side of the positioner (4).

2. The tension detecting device for reinforcing the abutment by pulling the anchor cable in opposite directions according to claim 1, wherein: push rod (601) are installed to the inner wall that promotes piece (6), backup pad (602) are installed at the top of push rod (601), two sets of storage plate (603) are installed at the top of backup pad (602), pressure spring (604) are installed to the inner wall of storage plate (603), plate (605) are installed at the top of pressure spring (604), bearing plate (606) are installed at the top that promotes piece (6), the top that promotes piece (6) is equipped with two sets of grooves (607 that run through), and run through one side that groove (607) are located bearing plate (606), limit stop (702) are installed at the top of supporting shoe (3), and limit stop (702) are located one side that promotes piece (6), the outer wall of limit stop (702) is equipped with two sets of constant head tank (608).

3. The tension detecting device for reinforcing the abutment by pulling the anchor cable in opposite directions according to claim 1, wherein: the top of the frame (1) is provided with a handle (101).

4. The tension detection device for reinforcing the abutment by pulling the anchor cable in opposite directions according to claim 1, wherein: the front surface of the display panel (2) is provided with a plurality of groups of buttons (201).

5. The tension detection device for reinforcing the abutment by pulling the anchor cable in opposite directions according to claim 1, wherein: the inner wall of supporting shoe (3) runs through and installs drive lead screw (301), and the one end of drive lead screw (301) extends to the outer wall that promotes piece (6).

6. The tension detection device for reinforcing the abutment by pulling the anchor cable in opposite directions according to claim 1, wherein: telescopic link (501) are installed to the inner wall of stopper (5), and locating piece (502) are installed on the top of telescopic link (501).

7. The tension detecting device for reinforcing the abutment by pulling the anchor cable in opposite directions according to claim 1, wherein: the bottom of the force measuring sensor (7) is provided with a connecting rod (701), and one end of the connecting rod (701) extends to the outer wall of the limit stop (702).