CN219328418U

CN219328418U - Dimension measuring device for wall crack detection

Info

Publication number: CN219328418U
Application number: CN202320285733.9U
Authority: CN
Inventors: 卢志勇; 郑杰圣; 谢德良; 苏福彬; 苏志伟
Original assignee: Fujian Hongshi Construction Engineering Quality Inspection Co ltd
Current assignee: Fujian Hongshi Construction Engineering Quality Inspection Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-07-11
Anticipated expiration: 2033-02-22

Abstract

The utility model discloses a dimension measuring device for wall crack detection, which comprises a measuring device shell, wherein an image acquisition device is arranged at the front end of the measuring device shell, one end of the image acquisition device is connected to an identification module, one end of the identification module is connected to a processor, and a measuring probe is arranged below the image acquisition device; further comprises: the fixed guide rail is arranged in the measuring device shell, telescopic guide rails are arranged in the two ends of the fixed guide rail, the telescopic guide rails are in sliding connection with the fixed guide rail, and sliding grooves are formed in the upper end and the lower end of each of the telescopic guide rail and the fixed guide rail; the vertical displacement adjusting column is arranged on the outer side of the telescopic guide rail, a threaded rod is arranged in the vertical displacement adjusting column, and the threaded rod is rotationally connected with the vertical displacement adjusting column, so that the problem that the measuring device cannot synchronously move with the long crack, and the measuring accuracy is influenced in the image acquisition process is solved.

Description

Dimension measuring device for wall crack detection

Technical Field

The utility model relates to the technical field of wall crack measuring devices, in particular to a dimension measuring device for wall crack detection.

Background

Different degrees and different forms of cracks appear in the building during construction and use, a rather common phenomenon, as shown in fig. 1. The presence of these cracks can reduce building penetration to the extent that the use of the building is affected, and in severe cases, can lead to structural failure and collapse of the building. In engineering identification and reinforcement, various types of building structure cracks are frequently encountered, and the accurate identification of the cracks is not only a main content of engineering identification, but also an important basis for reinforcement and repair treatment of the cracks, so that the method is particularly important. The detection and monitoring of cracks are also a technical problem which is a long-term trouble for civil technicians, and how to effectively detect and monitor the cracks and repair the cracks in time becomes an important problem to be solved at present.

For example, the Chinese patent issued by CN214473135U entitled "wall crack measuring device for building detection" includes a main machine, a probe, a box body and an anti-deviation mechanism, where the interior of the box body is provided with foam, the foam is provided with a placement opening, the main machine and the probe are placed in the placement opening of the foam, the top of the box body is movably provided with a box cover, the anti-deviation mechanism includes a magic tape, a second transparent press cloth, a connecting belt, a magic tape thorn surface, a first press cloth, one side of the inner side of the box body is provided with the first press cloth, and the connecting belt is fixed on the first press cloth; through the anti-offset mechanism of design, help increasing the steadiness that host computer and probe placed, when the case lid and box remove after fastening, prevent host computer and probe from the offset of corresponding position department.

The above prior art can realize the detection of wall cracks, but needs manual operation of a user, and when the cracks are longer, the image acquisition of the cracks is unstable, so that the measurement accuracy is affected, the existing requirements are not met, and the dimension measuring device for wall crack detection is provided.

Disclosure of Invention

The utility model aims to provide a dimension measuring device for wall crack detection, which aims to solve the problem that the measuring device provided in the background art cannot synchronously move with a long crack, so that the measuring accuracy is influenced in the image acquisition process.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the size measuring device for wall crack detection comprises a measuring device shell, wherein an image acquisition device is arranged at the front end of the measuring device shell, one end of the image acquisition device is connected to an identification module, one end of the identification module is connected to a processor, and a measuring probe is arranged below the image acquisition device; further comprises:

the fixed guide rail is arranged in the measuring device shell, telescopic guide rails are arranged in the two ends of the fixed guide rail, the telescopic guide rails are in sliding connection with the fixed guide rail, and sliding grooves are formed in the upper end and the lower end of each of the telescopic guide rail and the fixed guide rail;

the vertical displacement adjusting column is arranged on the outer side of the telescopic guide rail, a threaded rod is arranged in the vertical displacement adjusting column, and the threaded rod is rotationally connected with the vertical displacement adjusting column.

Preferably, the first motor is installed to the inside upper end of vertical displacement adjusting column, and the output shaft of first motor is connected with the outside transmission of screw drive pole, and the input of first motor and the output electric connection of treater, the externally mounted of screw drive pole has the sliding block, and sliding block and screw drive pole screw-thread fit.

Preferably, the one end of telescopic guide rail is all fixed mounting has the dead lever, the externally mounted of dead lever has the slide bar, and slide bar and dead lever sliding connection, the externally mounted of slide bar is provided with the threaded rod, and threaded rod and sliding block threaded connection.

Preferably, the inside upper and lower rotation of measuring device shell is installed the gyro wheel, and gyro wheel and spout laminating mutually, the one end of gyro wheel is all fixed and is provided with driven gear, below driven gear's upper end meshing is connected with the driving gear, the second motor is installed to the rear end of driving gear, and the second motor is fixed mutually with the measuring device shell, and the input and the output electric connection of treater of second motor, the top driven gear's below meshing is connected with drive gear, and drive gear's opposite side meshes with the driving gear mutually.

Preferably, a blowing mechanism is installed above the front end of the shell of the measuring device, small fans are installed on two sides of the inside of the blowing mechanism, and a blowing opening is formed in the front end of the blowing mechanism.

Preferably, the roller is made of rubber.

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

1. according to the utility model, the measuring device can move along with the crack through the cooperation of the guide rail and the vertical displacement adjusting column, the image acquisition device is arranged at the front end of the shell of the measuring device, the image acquisition device transmits acquired information to the identification module, the image containing the crack is transmitted to the processor, the first motor and the second motor are started through the processor, the output shaft of the first motor drives the threaded transmission rod to rotate, the rotation motion is converted into linear motion through the cooperation with the sliding block, the guide rail between the sliding blocks is driven to vertically move, further the vertical displacement adjustment of the measuring device is realized, the output shaft of the second motor drives the driving gear to rotate, one side of the driving gear drives the driven gear on one side to rotate, the other side of the driving gear drives the driven gear on the other side to rotate under the meshing cooperation with the transmission gear, the idler wheel is fixedly arranged at one end of the driven gear and is positioned in the sliding groove of the guide rail, and then the measuring device is driven to transversely move and adjust on the guide rail under the cooperation of friction force.

2. According to the utility model, the blowing mechanism is arranged at the front end of the shell of the measuring device, and because dust and sundries in cracks can influence the accuracy in measurement, a small fan in the blowing mechanism is started in the moving process of the measuring device, and air flowing at high speed is sprayed out from a flat blowing port and enters a wall gap to clean the dust and impurities in the wall gap, so that the accuracy of measuring the size of the cracks is ensured.

Drawings

FIG. 1 is a schematic perspective view of the overall structure of the present utility model;

FIG. 2 is a perspective view of a measuring device housing of the present utility model;

FIG. 3 is a schematic diagram of the housing structure of the measuring device of the present utility model;

FIG. 4 is a schematic view showing the internal structure of the housing of the measuring device according to the present utility model.

In the figure: 1. a measuring device housing; 2. an image acquisition device; 3. a measurement probe; 4. a purge mechanism; 5. a fixed guide rail; 6. a telescopic guide rail; 7. a vertical displacement adjustment column; 8. a threaded transmission rod; 9. a sliding block; 10. a first motor; 11. a chute; 12. a fixed rod; 13. a slide bar; 14. a threaded rod; 15. a small fan; 16. a purge port; 17. a roller; 18. a driven gear; 19. a second motor; 20. a drive gear; 21. a transmission gear.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, an embodiment of the present utility model is provided: the size measuring device for wall crack detection comprises a measuring device shell 1, wherein an image acquisition device 2 is arranged at the front end of the measuring device shell 1, one end of the image acquisition device 2 is connected to an identification module, one end of the identification module is connected to a processor, and a measuring probe 3 is arranged below the image acquisition device 2; further comprises:

the fixed guide rail 5 is arranged in the measuring device shell 1, telescopic guide rails 6 are arranged in the two ends of the fixed guide rail 5, the telescopic guide rails 6 are in sliding connection with the fixed guide rail 5, and sliding grooves 11 are formed in the upper ends and the lower ends of the telescopic guide rails 6 and the fixed guide rail 5;

the vertical displacement adjusting column 7 is arranged on the outer side of the telescopic guide rail 6, a threaded rod 14 is arranged in the vertical displacement adjusting column 7, and the threaded rod 14 is rotationally connected with the vertical displacement adjusting column 7.

During the use, fix a position wall crack through image acquisition device 2, cooperation fixed rail 5, flexible guide rail 6 and perpendicular displacement adjust post 7 drive measuring device and carry out the uniform velocity along the cracked orbit, in-process image acquisition device 2 that removes can also carry out the record to the crack image and upload, measuring probe 3 passes through the cable and sends cracked measurement data to the host computer, shows at the display screen of host computer, for improving the innovation factor of this patent, for example identification module system, measuring probe 3's relevant component does not do too much and repeating.

Referring to fig. 1, a first motor 10 is installed at the upper end of the inside of the vertical displacement adjusting column 7, an output shaft of the first motor 10 is in transmission connection with the outside of the threaded transmission rod 8, an input end of the first motor 10 is electrically connected with an output end of the processor, a sliding block 9 is installed at the outside of the threaded transmission rod 8, and the sliding block 9 is in threaded fit with the threaded transmission rod 8, so that vertical displacement adjustment of the measuring device is realized.

Referring to fig. 1 and 2, one end of the telescopic guide rail 6 is fixedly provided with a fixing rod 12, the outside of the fixing rod 12 is provided with a sliding rod 13, the sliding rod 13 is in sliding connection with the fixing rod 12, the outside of the sliding rod 13 is fixedly provided with a threaded rod 14, the threaded rod 14 is in threaded connection with the sliding block 9, flexible installation of the guide rail and the vertical displacement adjusting column 7 can be realized, the telescopic guide rail 6 can be stretched according to the width of a wall surface during use, the threaded rod 14 at one end is connected with the sliding block 9 after stretching, and the flexibility is effectively improved.

Referring to fig. 4, a roller 17 is rotatably mounted in the measuring device housing 1, the roller 17 is attached to the chute 11, one end of the roller 17 is fixedly provided with a driven gear 18, the upper end of the driven gear 18 below is engaged with a driving gear 20, the rear end of the driving gear 20 is mounted with a second motor 19, the second motor 19 is fixed to the measuring device housing 1, the input end of the second motor 19 is electrically connected with the output end of the processor, the lower side of the driven gear 18 above is engaged with a driving gear 21, and the other side of the driving gear 21 is engaged with the driving gear 20, so as to implement the transverse movement adjustment of the measuring device on the guide rail.

Referring to fig. 3, a blowing mechanism 4 is installed above the front end of the housing 1 of the measuring device, two sides of the inside of the blowing mechanism 4 are provided with small fans 15, the front end of the blowing mechanism 4 is provided with a blowing opening 16, high-speed flowing air is sprayed out from the flat blowing opening 16, dust and impurities in the wall surface gap are cleaned, and accordingly accuracy of crack size measurement is guaranteed.

Further, the roller 17 is made of rubber, and the roller 17 can extend when entering the chute 11 in the telescopic guide rail 6 under the elastic action, so that the roller 17 clings to the chute 11 in the telescopic guide rail 6.

Working principle: when the device is used, the image acquisition device 2 sends acquired information to the identification module, an image containing cracks is sent to the processor, the processor is used for starting the first motor 10 and the second motor 19, the output shaft of the first motor 10 drives the threaded transmission rod 8 to rotate, the rotation motion is converted into linear motion under the cooperation with the sliding blocks 9, the guide rail between the sliding blocks 9 is driven to vertically move, further the vertical displacement adjustment of the measuring device is realized, the output shaft of the second motor 19 drives the driving gear 20 to rotate, one side of the driving gear 20 drives the driven gear 18 on one side to rotate, the other side of the driving gear 20 drives the driven gear 18 on the other side to rotate under the meshing cooperation with the transmission gear 21, the roller 17 is fixedly arranged at one end of the driven gear 18, the roller 17 is positioned in the sliding groove 11 of the guide rail, and then the measuring device is driven to transversely move on the guide rail under the cooperation of friction force, and the measuring device is driven to move at a uniform speed along the track of the cracks.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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 size measuring device for wall crack detection comprises a measuring device shell (1), wherein an image acquisition device (2) is arranged at the front end of the measuring device shell (1), one end of the image acquisition device (2) is connected to an identification module, one end of the identification module is connected to a processor, and a measuring probe (3) is arranged below the image acquisition device (2);

the method is characterized in that: further comprises:

the fixed guide rail (5) is arranged in the measuring device shell (1), telescopic guide rails (6) are arranged in the two ends of the fixed guide rail (5), the telescopic guide rails (6) are in sliding connection with the fixed guide rail (5), and sliding grooves (11) are formed in the upper ends and the lower ends of the telescopic guide rails (6) and the fixed guide rail (5);

the vertical displacement adjusting column (7) is arranged on the outer side of the telescopic guide rail (6), a threaded rod (14) is arranged in the vertical displacement adjusting column (7), and the threaded rod (14) is rotationally connected with the vertical displacement adjusting column (7).

2. The dimension measuring device for wall crack detection according to claim 1, wherein: the utility model discloses a vertical displacement adjusting column, including screw drive pole (8), vertical displacement adjusting column (7) is inside, first motor (10) is installed to the upper end, and the outside transmission of output shaft and screw drive pole (8) of first motor (10) is connected, and the input and the output electric connection of treater of first motor (10), slider (9) are installed to the outside of screw drive pole (8), and slider (9) and screw drive pole (8) screw fit.

3. The dimension measuring device for wall crack detection according to claim 2, wherein: the telescopic guide rail is characterized in that a fixed rod (12) is fixedly arranged at one end of the telescopic guide rail (6), a sliding rod (13) is arranged outside the fixed rod (12), the sliding rod (13) is in sliding connection with the fixed rod (12), a threaded rod (14) is fixedly arranged outside the sliding rod (13), and the threaded rod (14) is in threaded connection with the sliding block (9).

4. The dimension measuring device for wall crack detection according to claim 1, wherein: the utility model discloses a measuring device, including measuring device shell (1), gyro wheel (17) are installed in the rotation about inside, and gyro wheel (17) laminating mutually with spout (11), the one end of gyro wheel (17) is all fixed to be provided with driven gear (18), below driven gear (18) upper end meshing is connected with driving gear (20), second motor (19) are installed to the rear end of driving gear (20), and second motor (19) are fixed mutually with measuring device shell (1), and the input and the output electric connection of treater of second motor (19), the top driven gear (18) below meshing is connected with drive gear (21), and the opposite side and the driving gear (20) of drive gear (21) mesh mutually.

5. The dimension measuring device for wall crack detection according to claim 1, wherein: the upper part of the front end of the measuring device shell (1) is provided with a purging mechanism (4), both sides of the inside of the purging mechanism (4) are provided with small fans (15), and the front end of the purging mechanism (4) is provided with a purging port (16).

6. The dimension measuring device for wall crack detection as defined in claim 4, wherein: the roller (17) is made of rubber.