CN210346629U

CN210346629U - Reinforcing bar position measurement appearance

Info

Publication number: CN210346629U
Application number: CN201921499997.4U
Authority: CN
Inventors: 郑绍永; 陈伟
Original assignee: Guangdong Huijian Testing And Appraisal Co Ltd
Current assignee: Guangdong Huijian Testing And Appraisal Co Ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-04-17
Anticipated expiration: 2029-09-10

Abstract

The utility model discloses a reinforcing bar position measurement appearance relates to engineering detecting instrument field, including box and ratchet, the inside both sides of box all are provided with the recess, and one of them is a set of the apparatus has been placed to the inside of recess, another group the rack has been placed to the inside of recess, the both sides of rack bottom all are provided with the cavity, the inside of cavity all is provided with the support frame that extends to the rack both ends, and the both ends of support frame all rotate and be connected with the gyro wheel. The utility model discloses a ratchet and the pawl that set up, the signal line winding is between the stand, when the sensor is measuring the pulling signal line, makes the signal line drive the ratchet and prolongs winding direction and rotate, and the pawl blocks the ratchet to the signal line that makes the pulling out is fixed, when the extrusion depression bar, makes the pawl loosen, makes the receipts line operation more simple, and through the rack that sets up, through the height of adjusting the support frame, makes the gyro wheel be located the rack inboard or bottom, makes the removal operation of sensor more convenient.

Description

Reinforcing bar position measurement appearance

Technical Field

The utility model relates to an engineering detecting instrument field specifically is a reinforcing bar position measurement appearance.

Background

The instrument can be used for the inspection of the construction quality of the existing reinforced concrete engineering and newly-built reinforced concrete structures, can determine the position, the trend and the reinforcement arrangement condition of the reinforcing steel bars, detects the thickness of a concrete protective layer by knowing the diameter of the reinforcing steel bars, and simultaneously estimates the diameter of the reinforcing steel bars and the thickness of the protective layer when the diameter is unknown.

And in the measurement process of current apparatus, according to the difference of measuring position, need remove and pull the signal line, the signal line overlength of pulling out when not using, needs artifical slowly winding to withdraw, and it is complicated to receive the line operation, and when more than one in measured position, directly remove apparatus cooperation instrument and can produce wearing and tearing, if pick up the instrument, put down again, the operation is more troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems that when a signal wire is retracted in the measuring process of the existing measuring instrument, the signal wire needs to be manually and slowly wound for retraction, the wire winding operation is complex, and when the measuring position is more than one, the measuring instrument is directly moved to be matched with a tool to generate abrasion, and if the tool is taken up and put down, the operation is more troublesome, the reinforcing steel bar position measuring instrument is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a steel bar position measuring instrument comprises a box body and a ratchet wheel, wherein grooves are arranged on two sides in the box body, wherein the inside of one group of the grooves is provided with a measuring instrument, the inside of the other group of the grooves is provided with a placing frame, the two sides of the bottom of the placing rack are both provided with cavities, the interiors of the cavities are both provided with supporting frames extending to the two ends of the placing rack, and both ends of the supporting frame are rotatably connected with rollers, the top of the placing frame is provided with a placing groove, and the inner side of the placing groove is provided with a sensor, the two sides of the top of the ratchet wheel are fixed with upright posts, one end of the placing rack is provided with the ratchet wheel, a rotating shaft which is rotationally connected with the box body is fixed at the bottom of the ratchet wheel, a torsion spring is arranged outside the rotating shaft, and the tail end of the torsion spring is respectively fixedly connected with the box body and the ratchet wheel, one side of the ratchet wheel is rotatably connected with a pawl, and the tail end of the pawl is fixedly provided with a pressure lever extending to one end of the box body.

Preferably, the outer side of the ratchet wheel is provided with a plurality of groups of ratchet wheel teeth, and the ratchet wheel teeth and the pawl are matched with each other.

Preferably, the cross section of the placing groove is in a U-shaped structure.

Preferably, the tail end of the pawl is movably connected with the pressure rod through a spring.

Preferably, the surfaces of the support frame and the placing frame are provided with a plurality of groups of corresponding through holes.

Preferably, the measuring instrument is connected with the sensor through a signal line.

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

1. the utility model discloses a ratchet and the pawl that set up, the signal line twines between the stand, when the sensor is measuring when pulling the signal line, makes the signal line drive the ratchet and prolongs the winding direction and rotate, and the pawl blocks the ratchet to make the signal line of pulling out fixed, when the extrusion depression bar, makes the pawl loosen, makes the receipts line operation more simple;

2. the utility model discloses a rack that sets up, through the height of adjusting the support frame, make the gyro wheel be located the rack inboard or bottom, make the removal operation of sensor more convenient.

Drawings

Fig. 1 is a top view of the present invention;

fig. 2 is a schematic structural view of the rack of the present invention;

FIG. 3 is a schematic structural view of the support frame of the present invention;

fig. 4 is a schematic structural view of the ratchet of the present invention.

In the figure: 1. a box body; 2. placing a rack; 3. a groove; 4. a measuring instrument; 5. a sensor; 6. a ratchet wheel; 7. a pawl; 8. a spring; 9. a pressure lever; 10. a column; 11. a rotating shaft; 12. a torsion spring; 13. a cavity; 14. a support frame; 15. a roller; 16. a through hole; 17. and (6) placing the groove.

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.

The measuring instrument (model is DJGW-2A) mentioned in the utility model can be obtained by market or private ordering.

Referring to fig. 1-4, a position measuring instrument for steel bars comprises a box body 1 and a ratchet wheel 6, wherein two sides of the inside of the box body 1 are both provided with grooves 3, a measuring instrument 4 is placed inside one group of grooves 3, a placing rack 2 is placed inside the other group of grooves 3, two sides of the bottom of the placing rack 2 are both provided with cavities 13, a supporting rack 14 extending to two ends of the placing rack 2 is arranged inside each cavity 13, two ends of each supporting rack 14 are both rotatably connected with rollers 15, a placing groove 17 is arranged at the top of the placing rack 2, a sensor 5 is arranged on the inner side of the placing groove 17, two sides of the top of the ratchet wheel 6 are fixed with upright posts 10, one end of the placing rack 2 is provided with the ratchet wheel 6, a rotating shaft 11 rotatably connected with the box body 1 is fixed at the bottom of the ratchet wheel 6, a torsion spring 12 is arranged on the, one side of the ratchet wheel 6 is rotatably connected with a pawl 7, and the tail end of the pawl 7 is fixed with a pressure rod 9 extending to one end of the box body 1.

The utility model discloses a torsional spring 12 that sets up, sensor 5 and apparatus 4 are connected with the signal line, wear into stand 10 with the signal line, clockwise winding is on the surface of stand 10, when sensor 5 pulling signal line is measured, make the signal line drive stand 10 and ratchet 6 rotate, torsional spring 12 receives opposite effort, when the signal line does not have the pulling force, torsional spring 12 drives 6 antiport of ratchet, it is fixed with 7 blocks of pawl to make the stay cord with receive the rope operation more simple.

Please refer to fig. 1 and 4, the outer side of the ratchet 6 is provided with a plurality of ratchet teeth, and the ratchet teeth and the pawl 7 cooperate with each other to better perform the rope pulling and rope retracting operations.

The reinforcing steel bar position measuring instrument is characterized in that the ratchet teeth are arranged, and the ratchet teeth are matched with the pawls 7.

Referring to fig. 1 and 2, the cross-section of the placement groove 17 is in a U-shaped structure.

This kind of reinforcing bar position measurement appearance can select to place sensor 5 further removal in standing groove 17 and adjust through standing groove 17 that is "U" type structure, and the operation is more abundant.

Please refer to fig. 1, the end of the pawl 7 is movably connected to the pressing rod 9 through a spring 8.

According to the reinforcing steel bar position measuring instrument, the spring 8 is arranged, the pressing rod 9 is extruded through the pressing rod 9, the tail end of the pawl 7 is extruded through the pressing rod 9, the head end of the pawl 7 is separated from ratchet teeth, so that the ratchet wheel rotates reversely to conduct rope winding operation, and the pressing rod 9 returns to the original position under the reset of the spring 8, so that the next extrusion operation can be conducted.

Please refer to fig. 2 and 3, the support frame 14 and the rack 2 are provided with a plurality of sets of corresponding through holes 16 on the surfaces thereof.

This kind of reinforcing bar position measurement appearance is through the through-hole 16 that sets up, and rack 2 aims at when the through-hole 16 at the top, and the high top that is located rack 2 bottom of support frame 14 and gyro wheel 15 can not remove the operation, and when the through-hole 16 of rack 2 was aimed at to the through-hole 16 of support frame 14 bottom, can remove, can adjust rack 2 according to the operational aspect.

Referring to fig. 1 and 4, the measuring device 4 is connected to the sensor 5 via a signal line.

This kind of reinforcing bar position measurement appearance is inboard through the signal line that sets up, with the signal line threading stand 10 to clockwise winding can be when sensor 5 uses, can pull the extension of signal line and measure the distance.

The working principle is as follows: taking out the placing rack 2, lifting the support frame 14 upwards to align the through hole 16 at the bottom of the support frame 14 with the through hole 16 of the placing rack 2, clamping the through hole 16 with a pin for fixing, lifting the placing rack 2 when the sensor 5 needs to be moved, moving the support frame 14 downwards under the action of gravity to align the through hole 16 at the top with the through hole 16 of the placing rack 2, clamping the pin into the through hole 16 for moving, then threading a signal wire into the upright post 10, winding the signal wire on the surface of the upright post 10 clockwise, driving the upright post 10 and the ratchet 6 to rotate by the signal wire when the sensor 5 pulls the signal wire for measurement, applying opposite acting force to the torsion spring 12, when the signal wire has no pulling force, driving the ratchet 6 to rotate reversely to clamp and fix the ratchet 6 and the pawl 7, pressing the press rod 9 to extend the spring 8 and press the tail end of the pawl 7, the pawl 7 is rotated, the head end of the pawl 7 is separated from the ratchet wheel teeth of the ratchet wheel 6, the ratchet wheel 6 is driven to rotate reversely under the reset of the torsion spring 12, and the signal wire is driven to rotate, so that the operation of pulling and retracting the rope is simpler.

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 reinforcing bar position measurement appearance, includes box (1) and ratchet (6), its characterized in that: the measuring device is characterized in that grooves (3) are arranged on two sides of the interior of the box body (1), a measuring instrument (4) is placed in one group of grooves (3), a placing frame (2) is placed in the interior of the other group of grooves (3), cavities (13) are arranged on two sides of the bottom of the placing frame (2), supporting frames (14) extending to two ends of the placing frame (2) are arranged in the cavities (13), rollers (15) are rotatably connected to two ends of each supporting frame (14), a placing groove (17) is arranged at the top of the placing frame (2), a sensor (5) is arranged on the inner side of each placing groove (17), stand columns (10) are fixed on two sides of the top of each ratchet wheel (6), a ratchet wheel (6) is arranged at one end of the placing frame (2), and a rotating shaft (11) rotatably connected with the box body (1) is fixed at the bottom, the outside of pivot (11) is provided with torsional spring (12), and the end of torsional spring (12) respectively with box (1) and ratchet (6) fixed connection, one side of ratchet (6) is rotated and is connected with pawl (7), and the end of pawl (7) is fixed with depression bar (9) that extend to box (1) one end.

2. A rebar position determiner as defined in claim 1, wherein: the outer side of the ratchet wheel (6) is provided with a plurality of groups of ratchet wheel teeth, and the ratchet wheel teeth are matched with the pawls (7).

3. A rebar position determiner as defined in claim 1, wherein: the cross section of the placing groove (17) is of a U-shaped structure.

4. A rebar position determiner as defined in claim 1, wherein: the tail end of the pawl (7) is movably connected with a pressure lever (9) through a spring (8).

5. A rebar position determiner as defined in claim 1, wherein: and a plurality of groups of corresponding through holes (16) are formed on the surfaces of the support frame (14) and the placing frame (2).

6. A rebar position determiner as defined in claim 1, wherein: the measuring instrument (4) is connected with the sensor (5) through a signal line.