CN212458744U

CN212458744U - Online tension measuring device for prestressed steel wire

Info

Publication number: CN212458744U
Application number: CN202021078004.9U
Authority: CN
Inventors: 郭维华; 郭维美; 韩长浩; 于喜金; 刘桂明
Original assignee: Tianjin Huayongxin Prestressed Steel Wire Co ltd
Current assignee: Tianjin Huayongxin Prestressed Steel Wire Co ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-02-02
Anticipated expiration: 2030-06-12

Abstract

The utility model relates to the technical field of tension testers, and discloses an online tension measuring device for prestressed steel wires, wherein supporting arms are fixedly arranged on the left side and the right side of an instrument box, connecting columns are fixedly arranged at the lower ends of sensing columns of the instrument box, a handheld device controls a fixed block so as to move the device forwards behind the steel wires, the device is continuously moved when the inclined planes of a lifting plate contact the steel wires, so that the lifting plate can move upwards, meanwhile, the steel wires contact the inclined planes of telescopic blocks and continue to move, the telescopic blocks can move downwards, when the steel wires pass through the lifting plate, the lifting plate can be driven to move downwards by resilience of a pressure spring, meanwhile, the telescopic blocks can move upwards by the resilience of the pressure spring a, so that when the telescopic blocks are attached to the inclined planes of the lifting plate, the steel wires can be fixed in clamping grooves, the device can be loosened, and, thereby, the steel wire tension test is carried out, so that the operation can be carried out by one hand, and the use by a user is convenient.

Description

Online tension measuring device for prestressed steel wire

Technical Field

The utility model relates to a technical field of tension tester specifically is online tension measuring device of prestressed wire.

Background

The steel wire is one of four large varieties of steel plate, pipe, mould and wire, and is a reprocessed product made by cold drawing hot rolled wire rod, and the steel wire is classified according to the section shape, mainly including round, square, rectangular, triangular, elliptical, flat, trapezoidal and zigzag, etc., and the cable force is an important parameter of cable structure. During construction, cable force control is a crucial factor in relation to the forces and structural conditions within the overall structure. The cable force in the use stage has more important influence on the service life of the structure. At present, the commonly applied cable force measuring method in China can only measure the cable force in a tensioning stage, most tension measuring devices need two hands to carry out installation and test, but when one hand of a user is inconvenient, the user can waste time and labor when installing the device with one hand, and therefore the device is inconvenient for the user to use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an online tension measurement device of prestressed wire possesses can one hand advantage such as operate, has solved most tension measurement device and needs two hands to install the test, but when user one hand is inconvenient, one hand installation will waste time and energy to the problem that inconvenient user used.

(II) technical scheme

In order to realize the above-mentioned purpose of can operating by one hand, the utility model provides a following technical scheme: online tension measuring device of prestressed wire, including the instrument box, the equal fixed mounting in left and right sides of instrument box has the support arm, the sensing post lower extreme fixed mounting of instrument box has the spliced pole, the downside fixed mounting fixed block of spliced pole, the draw-in groove has been seted up in the front of fixed block, the spout has been seted up to the upside of draw-in groove, the upper wall fixed mounting of spout has pressure spring, pressure spring's lower extreme fixed mounting has the lifter plate, the downside of lifter plate is the inclined plane, spout an has been seted up to the lower wall of draw-in groove, spout an's lower wall fixed mounting has pressure spring an, pressure spring an's upper end fixed mounting has flexible piece, the first half of flexible piece is triangle-shaped, flexible piece and lifter plate inclined plane laminating, the fixed slot has been seted up to the lower wall of draw-in groove.

Preferably, the rear side of fixed block is opened and is equipped with the spread groove, and the activity of the left wall of spread groove is run through there is the column spinner.

Preferably, the upside fixed mounting of lifter plate has the driving rope, and the upper end activity of driving rope runs through in the spout upper wall and extends to the spread groove, and outside the upper side of the column spinner extended to the spout, the upper end fixed mounting of driving rope had the pull ring.

Preferably, two equal fixed mounting in downside of support arm has two backup pads, and the equal activity of the front side of two backup pads in back has run through the rotary rod, and the front end of two rotary rods activity respectively runs through two preceding backup pads.

Preferably, an arc-shaped groove is formed in the upper wall of the clamping groove and is arranged right above the fixing groove.

(III) advantageous effects

Compared with the prior art, the utility model provides an online tension survey device of prestressed wire possesses following beneficial effect:

1. this online tension survey device of prestressed wire, thereby through the preceding mobile device in steel wire rear of hand-held device control fixed block, continue the mobile device when the inclined plane of lifter plate contacts the steel wire, thereby the lifter plate will the rebound, simultaneously the steel wire continues to move when contacting the inclined plane of flexible piece, flexible piece will the lapse, when the steel wire passes through the lifter plate, pressure spring kick-backs can drive the lifter plate lapse, flexible piece will be because the rebound of pressure spring an simultaneously, thereby when flexible piece and lifter plate inclined plane laminating, will fix the steel wire in the draw-in groove, can the release device like this, the rotatory piece of uncontrolled again drives the rotatory upward movement of screw rod, thereby carry out the steel wire tension test, just so can operate by a.

2. This online tension survey device of prestressed wire, through handheld fixed block, move backward with finger control pull ring, drive the driving rope and move backward, convert the transverse force of driving rope into vertical power through the column spinner again, thereby can drive lifter plate rebound, then control the fixed block and move backward, when the inclined plane of steel wire contact process flexible piece, will drive flexible piece rebound, thereby can be fast with device and steel wire separation, can improve the result of use of device like this.

3. This online tension survey device of prestressed wire can increase the fixed effect of steel wire through the arc wall when the steel wire is moved the arc wall by the screw rod, through two rotary rods, can reduce the injury that the support arm received to the steel wire to the protection steel wire does not receive the damage, can improve the practicality of device like this.

Drawings

Fig. 1 is a schematic front structural view of the present invention;

FIG. 2 is a left side sectional view of the present invention;

fig. 3 is a schematic view of a partial enlarged structure at a in fig. 2 according to the present invention;

fig. 4 is a schematic front perspective view of the present invention.

In the figure: 1 instrument box, 2 fixed blocks, 3 lifter plates, 4 chutes, 5 telescopic blocks, 6 pressure springs a, 7 chutes a, 8 clamping grooves, 9 fixed grooves, 10 rotating blocks, 11 screws, 12 thread grooves, 13 arc-shaped grooves, 14 connecting grooves, 15 transmission ropes, 16 supporting plates, 17 rotating rods, 18 supporting arms, 19 pull rings, 20 connecting columns, 21 rotating columns and 22 pressure springs.

Detailed Description

The present invention will be described in further detail with reference to the drawings, wherein like elements are designated by like reference numerals, wherein the terms "front", "rear", "left", "right", "upper" and "lower", "bottom" and "top" used in the following description refer to the orientation in the drawings, and the terms "inner" and "outer" refer to the orientation toward or away from the geometric center of a particular element, respectively.

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: the online tension measuring device for the prestressed steel wire comprises an instrument box 1, wherein supporting arms 18 are fixedly mounted on the left side and the right side of the instrument box 1, a connecting column 20 is fixedly mounted at the lower end of a sensing column of the instrument box 1, a fixed block 2 is fixedly mounted on the lower side of the connecting column 20, a clamping groove 8 is formed in the front surface of the fixed block 2, a sliding groove 4 is formed in the upper side of the clamping groove 8, a pressure spring 22 is fixedly mounted on the upper wall of the sliding groove 4, a lifting plate 3 is fixedly mounted at the lower end of the pressure spring 22, the lower side of the lifting plate 3 is an inclined plane, a sliding groove a7 is formed in the lower wall of the clamping groove 8, a pressure spring a6 is fixedly mounted on the lower wall of a sliding groove 7, an expansion block 5 is fixedly mounted at the upper end of the pressure spring a6, the upper half part of the expansion block 5 is triangular, the, screw rod 11's downside fixed mounting has rotatory piece 10, fixed block 2's rear side is opened and is equipped with spread groove 14, spread groove 14's left wall activity is run through there is the column spinner 21, the upside fixed mounting of lifter plate 3 has driving rope 15, driving rope 15's upper end activity runs through in spout 4 upper wall and extends to spread groove 14, driving rope 15's upper end is walked around the column spinner 21 upside and is extended to outside spout 4, driving rope 15's upper end fixed mounting has pull ring 19, the equal fixed mounting of the downside of two support arms 18 has two backup pads 16, the equal activity of the front side of two backup pads 16 at the back runs through rotary rod 17, two preceding backup pads 16 are run through in the front end of two rotary rod 17 activity respectively, arc 13 has been seted up to the upper wall of draw-in groove 8, arc 13 sets up.

In use, the first step: through handheld device control fixed block 2 thereby the preceding mobile device in steel wire rear, continue the mobile device when the inclined plane of lifter plate 3 contacts the steel wire, thereby lifter plate 2 will the rebound, continue to move when the steel wire contacts the inclined plane of flexible piece 5 simultaneously, flexible piece 5 will the downstream, when the steel wire passes through lifter plate 3, pressure spring 22 kick-backs and can drive lifter plate 3 downstream, flexible piece 5 will be because pressure spring a 6's resilience rebound upward movement simultaneously, thereby when flexible piece 5 and lifter plate 3 inclined plane laminating, will fix the steel wire in draw-in groove 8, can loosen the device like this, it drives the rotatory upward movement of screw rod 11 to control rotatory piece 10 again, thereby carry out the steel wire tension test, just so can operate by a hand, thereby convenience of customers uses.

The second step is that: through handheld

fixed block

2, 19 rearward movements at finger control pull ring, drive transmission rope 15 rearward movements, convert the transverse force of transmission rope 15 into vertical power through column spinner 21 again to can drive lifter plate 3 rebound, then control the fixed block rearward movements, when the inclined plane of steel wire contact process flexible piece 5, will drive flexible piece 5 downshifting, thereby can be fast with device and steel wire separation, can improve the result of use of device like this.

The third step: through arc wall 13 can increase the fixed effect of steel wire when the steel wire is moved to arc wall 13 by the screw rod, through two rotary rods 17, can reduce the injury that support arm 18 received to the steel wire to the protection steel wire does not receive the damage, can improve the practicality of device like this.

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. Online tension survey device of prestressing wire, including instrument box (1), its characterized in that: the left side and the right side of the instrument box (1) are both fixedly provided with supporting arms (18), the lower end of a sensing column of the instrument box (1) is fixedly provided with a connecting column (20), the lower side of the connecting column (20) is fixedly provided with a fixed block (2), the front surface of the fixed block (2) is provided with a clamping groove (8), the upper side of the clamping groove (8) is provided with a sliding groove (4), the upper wall of the sliding groove (4) is fixedly provided with a pressure spring (22), the lower end of the pressure spring (22) is fixedly provided with a lifting plate (3), the lower side of the lifting plate (3) is an inclined plane, the lower wall of the clamping groove (8) is provided with a sliding groove a (7), the lower wall of the sliding groove a (7) is fixedly provided with a pressure spring a (6), the upper end of the pressure spring a (6) is fixedly provided with a telescopic block (5, the lower wall of draw-in groove (8) has seted up fixed slot (9), and thread groove (12) have been seted up to the lower wall of fixed slot (9), and thread groove (12) inner gearing has screw rod (11), and the downside fixed mounting of screw rod (11) has rotatory piece (10).

2. The prestressed wire on-line tension measuring device according to claim 1, wherein: the rear side of fixed block (2) is opened and is equipped with spread groove (14), and the activity of the left wall of spread groove (14) is run through has column spinner (21).

3. The prestressed wire on-line tension measuring device according to claim 1, wherein: the upside fixed mounting of lifter plate (3) has driving rope (15), and in the upper end activity of driving rope (15) ran through spout (4) upper wall and extended to spread groove (14), outside the upper end of driving rope (15) walked around column spinner (21) upside and extended to spout (4), the upper end fixed mounting of driving rope (15) had pull ring (19).

4. The prestressed wire on-line tension measuring device according to claim 1, wherein: two equal fixed mounting in downside of support arm (18) has two backup pads (16), and the front side of two backup pads (16) in the back all activity runs through has rotary rod (17), and the front end of two rotary rods (17) activity respectively runs through two backup pads (16) in the front.

5. The prestressed wire on-line tension measuring device according to claim 1, wherein: the upper wall of the clamping groove (8) is provided with an arc-shaped groove (13), and the arc-shaped groove (13) is arranged right above the fixing groove (9).