CN211234362U

CN211234362U - Crack width detection device for building structure

Info

Publication number: CN211234362U
Application number: CN202020282426.1U
Authority: CN
Inventors: 谭明辉; 岑健伟
Original assignee: Foshan Gaoheng Construction Engineering Quality Inspection Co ltd
Current assignee: Foshan Gaoheng Construction Engineering Quality Inspection Co ltd
Priority date: 2020-03-09
Filing date: 2020-03-09
Publication date: 2020-08-11
Anticipated expiration: 2030-03-09

Abstract

The utility model relates to a crack width detection device for building structure, including micro-measuring sensor, display screen and both ends respectively with micro-measuring sensor and display screen electric connection's data line, the display screen is including the screen body and set up the screen on the screen body, the screen body is provided with the holding tank to one side of screen dorsad, be provided with in the holding tank and be used for being fixed in the adsorption component on the absorption department with the screen body. The utility model discloses have under adsorption component's adsorption, the display screen adsorbs in the absorption department, improves the effect of the security of staff's work.

Description

Crack width detection device for building structure

Technical Field

The utility model belongs to the technical field of the technique of building engineering check out test set and specifically relates to a crack width detection device for building structure is related to.

Background

The existing crack width observer is mainly used for quantitative detection of the width of cracks of bridges, tunnels, walls, concrete pavements, metal surfaces and the like. The main principle is that the modern electronic imaging technology is adopted, the original appearance of the measured structural crack is imaged on a host computer display screen, and real and reliable crack width data are read out through a high-precision laser scale on the screen.

The existing crack width observer mainly comprises a microscopic measuring sensor, a display screen and a data line used for connecting the microscopic measuring sensor and the display screen, wherein a worker holds the microscopic measuring sensor to scan and detect the surface of a wall body, the data detected by scanning is displayed on the display screen through the data line, and the width crack condition of the scanned wall body is observed through the display screen by another hand-held display screen of the worker.

The above prior art solutions have the following drawbacks: in the process of detecting some high wall bodies, the staff need to climb to corresponding height to detect the wall bodies by means of tools such as an elevator, but in the process of detecting on the elevator by stepping on the staff with the display screen and the micro-measuring sensor on two hands, the situation that the staff are unstable to stand and fall down easily occurs because no extra arm supports the wall bodies, and the work danger of the staff is invisibly increased.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a crack width detection device for building structure has and adds on the display screen and has the adsorption component who is fixed in the display screen on the wall body, improves the effect of the security of staff's work.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a crack width detection device for building structure, includes micro-measuring sensor, display screen and both ends respectively with micro-measuring sensor and display screen electric connection's data line, the display screen includes the screen body and sets up the screen on the screen body, one side that the screen body is back to the screen is provided with the holding tank, be provided with in the holding tank and be used for being fixed in the adsorption component on the absorption department with the screen body.

Through adopting above-mentioned technical scheme, take out adsorption component from holding the inslot, adsorb the screen body with required absorbent position under adsorption component's effect to make the staff vacate the hand and tightly hold lifting means such as companion ladder, improve the security of staff during operation.

The present invention may be further configured in a preferred embodiment as: the adsorption component comprises a support rod, an outer shell and a vacuum chuck, the support rod, the outer shell and the vacuum chuck are arranged in the containing groove, the notch of the containing groove faces one side back to the screen, one end of the support rod is hinged to the upper end portion of the containing groove bottom wall, the other end of the support rod is fixedly connected with the outer side face of the outer shell, the outer shell is close to the end face of the containing groove bottom wall, the vacuum chuck is fixedly connected with the outer shell, a vacuum generator and a connecting pipe are arranged in the outer shell, and the two opposite.

Through adopting above-mentioned technical scheme, start vacuum generator, vacuum chuck laminates in the part of absorption department and is in the vacuum state, holds vacuum chuck firmly with the help of atmospheric pressure, realizes being fixed in absorption department with the display screen on, this adsorption mode easy operation, convenient.

The present invention may be further configured in a preferred embodiment as: the middle parts of the two opposite side walls of the accommodating groove are provided with taking-out parts, and the taking-out parts are located at the groove openings of the accommodating groove.

Through adopting above-mentioned technical scheme, the setting of extraction portion is convenient for take out of bracing piece.

The present invention may be further configured in a preferred embodiment as: the screen body one side back to the screen still seted up with vacuum chuck position corresponding standing groove, the lateral wall and the holding tank of standing groove are linked together, standing groove and vacuum chuck phase-match.

Through adopting above-mentioned technical scheme, the setting of standing groove is used for placing vacuum chuck and makes vacuum chuck not expose, and plays the effect of protection to vacuum chuck.

The present invention may be further configured in a preferred embodiment as: one side of the shell, which is far away from the supporting rod, is arranged on the button, and the button is electrically connected with the vacuum generator.

Through adopting above-mentioned technical scheme, the setting of button is used for controlling vacuum generator.

The present invention may be further configured in a preferred embodiment as: the shell is an aluminum alloy shell.

Through adopting above-mentioned technical scheme, the shell is the metal material of aluminum alloy for the shell is wear-resisting difficult disconnected.

The present invention may be further configured in a preferred embodiment as: one end of the vacuum sucker, which is far away from the shell, is provided with a thickened nitrile rubber pad.

By adopting the technical scheme, the thickened nitrile rubber pad enables the vacuum sucker to be tightly attached to the adsorption part, so that the suction force of the vacuum sucker is strong, and the service life of the vacuum sucker is prolonged.

The present invention may be further configured in a preferred embodiment as: the micro-measuring sensor comprises a shell and a sensing part arranged on the end part of the shell, and a rope sleeve is arranged at one end, far away from the sensing part, of the shell.

Through adopting above-mentioned technical scheme, the setting of fag end is convenient for the staff to overlap micro-measurement sensor on the arm through the fag end to the condition that prevents micro-measurement sensor and drop takes place.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the adsorption component is taken out of the containing groove, and the screen body is adsorbed at a position required to be adsorbed under the action of the adsorption component, so that a worker can vacate a lifting tool such as a hand-gripping elevator and the like, and the safety of the worker during working is improved;

2. the taking-out part is arranged to facilitate the taking-out of the supporting rod;

3. the thickened nitrile rubber pad not only makes the suction force of the vacuum sucker strong, but also prolongs the service life of the vacuum sucker.

Drawings

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

Fig. 2 is another overall structural schematic diagram of the present invention.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a schematic cross-sectional structure of fig. 2.

Fig. 5 is a partially enlarged schematic view of a portion B in fig. 4.

In the figure, 1, a microscopic measuring sensor; 11. a housing; 12. a sensing part; 13. rope sleeves; 2. a display screen; 21. a screen body; 22. a screen; 3. a data line; 4. an adsorption component; 41. a housing; 411. a button; 412. a vacuum generator; 413. a connecting pipe; 42. a support bar; 43. a vacuum chuck; 5. accommodating grooves; 51. a take-out section; 52. and (6) placing the groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, for the utility model discloses a crack width detection device for building structure, which comprises a micro-measuring sensor 1, a display screen 2 and a data line 3 arranged between the micro-measuring sensor 1 and the display screen 2, wherein the data line 3 is used for data transmission between the micro-measuring sensor 1 and the display screen 2; the display screen 2 is in a cuboid shape and comprises a screen body 21 and a screen 22 arranged on one side of the screen body 21, and an adsorption component 4 is arranged on one side, far away from the screen 22, of the screen body 21; the micro-measurement sensor 1 comprises a rectangular parallelepiped housing 11 and an induction part 12 arranged at one end of the housing 11, wherein the housing 11 is vertically arranged, and a rope loop 13 is arranged at one end of the housing 11 far away from the induction part 12; one end of the data line 3 is electrically connected with one end of the case 11 far away from the induction part 12, and one end of the data line 3 far away from the case 11 is electrically connected with one end of the screen body 21 close to the case 11; the rope sleeve 13 and the data line 3 are positioned on two opposite sides of the same end surface of the shell 11.

As shown in fig. 2 and 3, the holding tank 5 extending vertically is provided in the middle of one side of the screen body 21 facing away from the screen 22 (see fig. 1), the notch of the holding tank 5 faces the side of the screen body 21 away from the screen 22, and the adsorption component 4 is disposed in the holding tank. The adsorption assembly 4 comprises a shell 41, a support rod 42 and a vacuum chuck 43 arranged on the end part of the shell 41; the housing 41 is a hollow aluminum alloy case, and is cylindrical; the outer side surface of the shell 41 is fixedly connected with one end of the support rod 42, and one side of the outer side surface of the shell 41, which is far away from the support rod 42, is provided with a button 411; the end of the support rod 42 remote from the housing 41 is hinged to the upper end of the bottom wall of the receiving groove 5. The middle portions of the opposite side walls of the accommodating groove 5 are provided with take-out portions 51 for taking out the support rod 42 from the accommodating groove 5, and the take-out portions 51 are located at the notches of the accommodating groove 5.

As shown in fig. 4 and 5, a vacuum generator 412 and a connection pipe 413 communicated with the vacuum generator 412 are disposed in the inner cavity of the housing 41, the button 411 is electrically connected with the vacuum generator 412, one end of the vacuum generator 412 far from the connection pipe 413 is fixedly connected with the inner end wall of the housing 41 far from the vacuum chuck 43, and one end of the connection pipe 413 far from the vacuum generator 412 is communicated with the vacuum chuck 43. One end of the vacuum chuck 43 far away from the connecting pipe 413 is provided with a thickened butadiene-acrylonitrile rubber pad. The side of the screen body 21 opposite to the screen 22 (see fig. 1) is further provided with a placing groove 52 (see fig. 2) corresponding to the position of the vacuum suction cup 43, the side wall of the placing groove 52 (see fig. 2) is communicated with the accommodating groove 5, and the placing groove 52 (see fig. 2) is matched with the vacuum suction cup 43.

The implementation principle of the embodiment is as follows: the display screen 2 and the microscopic measuring sensor 1 are connected through a data line 3, and a worker climbs to a position needing to detect the width of a crack at a certain height from the ground under the action of an auxiliary tool; when the position needing to be detected is reached, the supporting rod 42 is turned 180 degrees by the taking-out part 51 and taken out from the accommodating groove 5, at the moment, the vacuum suction disc 43 is separated from the placing groove 52, the display screen 2 is moved to the position convenient to observe, the vacuum suction disc 43 is attached to the adsorption position, the button 411 is pressed to control the action of the vacuum generator 412, under the action of the vacuum generator 412 and the connecting pipe 413, negative air pressure is generated in the vacuum suction disc 43 to tightly fix the vacuum suction disc 43 on the adsorption position, therefore, the display screen 2 is fixed at the adsorption position, and a worker holds the micro-measurement sensor 1 by hand to detect.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a crack width detection device for building structure, includes micro-measurement sensor (1), display screen (2) and both ends respectively with micro-measurement sensor (1) and display screen (2) electric connection's data line (3), its characterized in that: display screen (2) are including the screen body (21) and set up screen (22) on the screen body (21), one side that the screen body (21) is back to screen (22) is provided with holding tank (5), be provided with in holding tank (5) and be used for being fixed in adsorption component (4) on the absorption department with the screen body (21).

2. A crack width detection device for building structures according to claim 1, characterized in that: adsorption component (4) is including setting up bracing piece (42), shell (41) and vacuum chuck (43) in holding tank (5), the notch of holding tank (5) is towards one side of back to screen (22), the one end of bracing piece (42) articulates in the lateral surface fixed connection of the upper end of holding tank (5) diapire, the other end and shell (41), shell (41) are close to terminal surface fixedly connected with vacuum chuck (43) of holding tank (5) diapire, be provided with vacuum generator (412) and connecting pipe (413) in shell (41), the relative both ends of connecting pipe (413) are linked together with vacuum generator (412) and vacuum chuck (43) respectively.

3. A crack width detection device for building structures according to claim 2, characterized in that: the middle parts of the two opposite side walls of the accommodating groove (5) are provided with taking-out parts (51), and the taking-out parts (51) are located at the notches of the accommodating groove (5).

4. A crack width detection device for building structures according to claim 3, characterized in that: one side of the screen body (21), which is back to the screen (22), is further provided with a placing groove (52) corresponding to the position of the vacuum sucker (43), the side wall of the placing groove (52) is communicated with the accommodating groove (5), and the placing groove (52) is matched with the vacuum sucker (43).

5. A crack width detection device for building structures according to claim 2, characterized in that: one side of the shell (41) far away from the supporting rod (42) is arranged on a button (411), and the button (411) is electrically connected with a vacuum generator (412).

6. A crack width detection device for building structures according to claim 5, characterized in that: the shell (41) is an aluminum alloy shell.

7. A crack width detection device for building structures according to claim 2, characterized in that: one end of the vacuum sucker (43) far away from the shell (41) is provided with a thickened nitrile rubber pad.

8. A crack width detection device for building structures according to claim 1, characterized in that: the microscopic measurement sensor (1) comprises a machine shell (11) and a sensing part (12) arranged on the end part of the machine shell (11), wherein a rope sleeve (13) is arranged at one end, far away from the sensing part (12), of the machine shell (11).