CN218781772U

CN218781772U - Building crack detection device

Info

Publication number: CN218781772U
Application number: CN202222802709.6U
Authority: CN
Inventors: 何青; 童小超
Original assignee: Anhui Zhongshuo Construction Engineering Co ltd
Current assignee: Anhui Zhongshuo Construction Engineering Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-03-31
Anticipated expiration: 2032-10-24

Abstract

The utility model relates to a crack detector technical field discloses a building crack detection device, including workstation and fixed plate, first unable adjustment base and second unable adjustment base are fixed to the workstation top, fixed mounting has first pulley on the first installation base, fixed mounting has the second pulley on the second installation base, the top of fixed plate is connected with the rope, the rope walks around from second pulley and first pulley, the front end of fixed plate is provided with the crack detector, the fixed plate passes through connecting rod and crack detector fixed connection; this crack detection device realizes carrying out crack detection to highly higher crack, has widened crack detector's application range, stability when improving placer, improves crack detector's detection precision and can effectively prolong device's life, reduces use cost.

Description

Building crack detection device

Technical Field

The utility model relates to a crack detection device technical field specifically is a building crack detection device.

Background

The crack detection device is an instrument for accurately detecting the width and depth of cracks on bridges, tunnels, buildings, concrete pavements, metal surfaces and the like, and the existing crack detection method of buildings can be divided into short-distance measurement and long-distance measurement according to the distance between a measuring instrument and a measured object. The short-distance measurement method is mainly used in four ways: 1. a feeler gauge or a crack width comparison card; simple, but can only be used for the thick side, and the test precision is lower. 2. A crack microscope: crack microscopy is currently the dominant method of crack testing. The focal length needs to be manually adjusted in a short distance, and the focal length is read and recorded, some optical sources need to be additionally arranged, the testing speed is slow, the labor intensity of the testing work is high, and the degree error is large. 3. The image shows a crack width tester that is manually interpreted, but the width still needs to be manually estimated and recorded. 4. Full-automatic crack width tester: and a crack photo is taken, the crack width is automatically interpreted, and the precision is high.

The existing Chinese patent with publication number CN205403713U discloses a crack detection device for the surface of a building; the lifting device comprises a fixed seat, a slide rail is arranged on the fixed seat, a slide block matched with the slide rail is arranged on the slide rail, a lifting rod is arranged on the slide block and comprises an upper section lifting rod and a lower section lifting rod, the diameter of the upper section lifting rod is smaller than that of the lower section lifting rod, a first air cylinder is arranged between the upper section lifting rod and the lower section lifting rod, and the first air cylinder drives the upper section lifting rod to move up and down; the top end of the lifting rod is provided with a connector, the connector is connected with a guide rod, a crack detection mechanism is arranged on the guide rod, and the crack detection mechanism is connected with a second air cylinder; the utility model discloses in drive the upper segment lifter through first cylinder and reciprocate, adjust crack detection device's height, the second cylinder drives crack detection device round trip movement to adjust crack detection device to required position, it is more convenient to use, the operation is convenient.

However, the crack detection device has the following disadvantages: the device drives the upper segment lifter through first cylinder and reciprocates, adjusts crack detection device's height, and the second cylinder drives crack detection device round trip movement, and the device can only measure the crack on the lower building surface of height, can't detect the crack on building surface to very high building.

Therefore, it is necessary to provide a building crack detection device to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a building crack detection device has the effect of measuring higher building surface crack width and crack depth degree.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a building crack detection device, includes workstation and fixed plate, workstation top fixed mounting has first unable adjustment base and second unable adjustment base, fixed mounting has first pulley on the first unable adjustment base, fixed mounting has the second pulley on the second unable adjustment base, the top of fixed plate is connected with the rope, the rope is walked around from second pulley and first pulley, the front end of fixed plate is provided with the crack detection ware, the fixed plate passes through connecting rod and crack detection ware fixed connection, workstation front end both sides fixed mounting has first telescopic link and second telescopic link, first telescopic link front end is provided with the third telescopic link, second telescopic link front end is provided with the fourth telescopic link, the double-phase offside of fixed plate is provided with two spacing subassemblies of elasticity, four respectively the tip of the spacing subassembly of elasticity contacts with the lateral wall of first telescopic link, the lateral wall of second telescopic link, the lateral wall of third telescopic link and the lateral wall of fourth telescopic link respectively.

By adopting the technical scheme, the crack detector can detect the cracks with higher height, and the application range of the crack detector is widened.

The utility model discloses a further set up to: the bottom parts of the first telescopic rod and the second telescopic rod are fixedly provided with fixing rods.

Through adopting above-mentioned technical scheme, can improve the stability of device.

The utility model discloses a further set up to: first telescopic link is connected with the third telescopic link through first fixed column and third fixed column, the second telescopic link is connected with the fourth telescopic link through second fixed column and fourth fixed column, first fixed column and fourth fixed column set up the both ends at the lateral wall of first telescopic link respectively, second fixed column and third fixed column set up the both ends at the lateral wall of second telescopic link respectively.

Through adopting above-mentioned technical scheme, stability when can improving placer improves crack detector's detection precision.

The utility model discloses a further set up to: the workbench is of a concave structure.

Through adopting above-mentioned technical scheme, can improve the stability of the laminating degree reinforcing workstation of workstation and outer wall.

The utility model discloses a further set up to: the lower surface of the workbench is provided with a wear-resistant layer.

By adopting the technical scheme, the service life of the device can be effectively prolonged, and the use cost is reduced.

The utility model discloses a further set up to: the elastic limiting assembly comprises a limiting barrel and a limiting post, one end of the limiting barrel is fixedly connected with the fixed plate, the limiting barrel is connected with the limiting post in a sliding mode, a cavity is formed in the limiting barrel, a spring is arranged in the cavity, the upper end of the spring is fixedly connected with the limiting post, a groove is formed in the end portion of the limiting post, balls are arranged in the groove, and the four balls are respectively in contact with the side wall of the first telescopic rod, the side wall of the second telescopic rod, the side wall of the third telescopic rod and the side wall of the fourth telescopic rod.

Through adopting above-mentioned technical scheme, make the ball in the spacing post and the lateral wall of telescopic link keep contact to improve the stability of fixed plate.

To sum up, the utility model discloses following beneficial effect has: height through the first pulley of pulling rope cooperation and second pulley control fixed plate, the position that the mobile workbench comes the control fixed plate makes the crack of the required detection of crack detection ware alignment on the fixed plate, thereby the lateral wall department of meeting of four elasticity spacing subassemblies and four telescopic links stabilizes the fixed plate, make the crack detection ware detect the crack, thereby the realization carries out crack detection to highly higher crack, the application range of crack detection ware has been widened, stability when improving placer, the detection precision that improves the crack detection ware can effectively prolong device's life, use cost is reduced.

Drawings

Fig. 1 is a schematic diagram of the three-dimensional structure of the present invention;

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

fig. 3 is a schematic diagram of the right-side view structure of the present invention;

fig. 4 is a schematic top view of the present invention;

fig. 5 is a schematic view of the sectional structure of the elastic limit component of the present invention.

In the figure: 1. a first pulley; 2. a second pulley; 3. a rope; 4. a first fixed column; 5. a second fixed column; 6. a first telescopic rod; 7. a second telescopic rod; 8. a third telescopic rod; 9. a fourth telescopic rod; 10. Fixing the rod; 11. a first stationary base; 12. a second stationary base; 13. a fixing plate; 14. a crack detector; 15. a connecting rod; 16. an elastic limiting component; 17. a third fixed column; 18. a fourth fixed column; 19. a work table; 20. a spring; 21. a limiting column; 22. a ball bearing; 23. a limiting cylinder.

Detailed Description

The present invention will be further described with reference to the accompanying drawings in the following embodiments of the invention.

Referring to fig. 1 to 4, in an embodiment of the present invention, a building crack detection apparatus includes a working platform 19 and a fixing plate 13, a first fixing base 11 and a second fixing base 12 are fixedly installed above the working platform 19, a first pulley 1 is fixedly installed on the first fixing base 11, a second pulley 2 is fixedly installed on the second fixing base 12, a rope 3 is connected to a top end of the fixing plate 13, the rope 3 bypasses the second pulley 2 and the first pulley 1, a crack detector 14 is installed at a front end of the fixing plate 13, the fixing plate 13 is fixedly connected to the crack detector 14 through a connecting rod 15, a first telescopic rod 6 and a second telescopic rod 7 are fixedly installed at two sides of a front end of the working platform 19, a third telescopic rod 8 is installed at a front end of the first telescopic rod 6, a fourth telescopic rod 9 is installed at a front end of the second telescopic rod 7, two elastic limit assemblies 16 are respectively installed at two opposite sides of the fixing plate 13, end portions of the four elastic limit assemblies 16 are respectively connected to a side wall of the first telescopic rod 6, a side wall of the second telescopic rod 7, a side wall of the third telescopic rod 8, a side wall and a fourth telescopic rod 9, when the fixing plate 13 is aligned to the fixing plate 13, the fixing plate is moved to a maximum length of the fixing plate, the fixing plate is controlled by a pulley, and the fixing plate 13, the fixing plate is pulled by the fixing plate 13, the fixing plate 13, the fixing plate is controlled by the fixing plate, and the fixing plate 13, the fixing plate is pulled by the fixing plate, the fixing plate 13, the fixing plate is moved by the fixing plate, and the fixing plate is controlled by the fixing plate by the height of the fixing plate 13, the crack detector 14 detects the crack, so that the crack with higher height is detected, and the application range of the crack detector 14 is widened.

In this embodiment, preferably, the bottom of each of the first telescopic rod 6 and the second telescopic rod 7 is fixedly provided with a fixing rod 10, and one end of each fixing rod 10 abuts against a wall when the device is used, so that after the telescopic rods are placed, the stability of the device is improved.

In this embodiment, preferably, the first telescopic rod 6 is connected with the third telescopic rod 8 through the first fixed column 4 and the third fixed column 17, the second telescopic rod 7 is connected with the fourth telescopic rod 9 through the second fixed column 5 and the fourth fixed column 18, the first fixed column 4 and the fourth fixed column 18 are respectively arranged at two ends of a side wall of the first telescopic rod 6, and the second fixed column 5 and the third fixed column 17 are respectively arranged at two ends of a side wall of the second telescopic rod 7, so that the connection mode can improve the stability of the placing device and the detection precision of the crack detector 14.

In this embodiment, preferably, the workbench 19 is of a concave structure, and the structure can improve the fitting degree between the workbench 19 and an outer wall and enhance the stability of the workbench 19.

In this embodiment, preferably, the lower surface of the workbench 19 is provided with a wear-resistant layer, and by adopting the structure, the service life of the device can be effectively prolonged, and the use cost is reduced.

Please refer to fig. 1-5, in an embodiment of the present invention, the elastic limiting component 16 includes a limiting cylinder 23 and a limiting post 21, one end of the limiting cylinder 23 is fixedly connected to the fixing plate 13, the limiting cylinder 23 is slidably connected to the limiting post 21, a cavity is formed in the limiting cylinder 23, a spring 20 is disposed in the cavity, the upper end of the spring 20 is fixedly connected to the limiting post 21, a groove is formed at an end of the limiting post 21, a ball 22 is disposed in the groove, four balls 22 are respectively in contact with a side wall of the first telescopic rod 6, a side wall of the second telescopic rod 7, a side wall of the third telescopic rod 8 and a side wall of the fourth telescopic rod 9, and the ball 22 in the limiting post 21 is kept in contact with the side wall of the telescopic rods by elasticity of the spring 20, so as to improve stability of the fixing plate 13.

The working principle is as follows: when the crack detector works, the workbench 19 is clamped on an outer wall of a roof, the first telescopic rod 6 and the second telescopic rod 7 are used, the third telescopic rod 8 and the fourth telescopic rod 9 extend to the maximum length, the fixed plate 13 moves downwards under the action of gravity, the height of the fixed plate 13 is controlled by the aid of the pulling rope 3 matched with the first pulley 1 and the second pulley 2, the workbench 19 is moved to control the position of the fixed plate 13, so that the crack detector 14 on the fixed plate 13 is aligned to a crack to be detected, four elastic limiting components 16 and balls 22 on the side wall of the workbench 19 are respectively in contact with the side wall of the first telescopic rod 6, the side wall of the second telescopic rod 7 is contacted with the side wall of the fourth telescopic rod 9, the balls 22 in the connecting rod 15 are kept in contact with the side wall of the telescopic rods due to the elasticity of the spring 20, the fixed plate 13 is stabilized, the crack detector 14 detects the crack, crack is detected, crack detection on the crack with a high height is realized, and the application range of the crack detector 14 is widened.

The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.

Claims

1. A building crack detection device, includes workstation (19) and fixed plate (13), its characterized in that: workstation (19) top fixed mounting has first unable adjustment base (11) and second unable adjustment base (12), fixed mounting has first pulley (1) on first unable adjustment base (11), fixed mounting has second pulley (2) on second unable adjustment base (12), the top of fixed plate (13) is connected with rope (3), rope (3) are walked around from second pulley (2) and first pulley (1), the front end of fixed plate (13) is provided with crack detector (14), fixed plate (13) are through connecting rod (15) and crack detector (14) fixed connection, workstation (19) front end both sides fixed mounting has first telescopic link (6) and second telescopic link (7), first telescopic link (6) front end is provided with third telescopic link (8), second telescopic link (7) front end is provided with fourth telescopic link (9), the double-phase offside of fixed plate (13) is provided with two spacing subassemblies of elasticity (16) respectively, four the tip of spacing subassembly (16) contacts with lateral wall of the lateral wall of first telescopic link (6), second telescopic link (7) lateral wall and the lateral wall of fourth telescopic link (9).

2. The building crack detection device of claim 1, wherein: the bottom parts of the first telescopic rod (6) and the second telescopic rod (7) are fixedly provided with fixing rods (10).

3. The building crack detection device of claim 1, wherein: first telescopic link (6) are connected with third telescopic link (8) through first fixed column (4) and third fixed column (17), second telescopic link (7) are connected with fourth telescopic link (9) through second fixed column (5) and fourth fixed column (18), first fixed column (4) and fourth fixed column (18) set up respectively at the both ends of the lateral wall of first telescopic link (6), second fixed column (5) and third fixed column (17) set up respectively at the both ends of the lateral wall of second telescopic link (7).

4. The building crack detection device of claim 1, wherein: the workbench (19) adopts a concave structure.

5. The building crack detection device of claim 1, wherein: and the lower surface of the working table (19) is provided with a wear-resistant layer.

6. The building crack detection device of claim 1, wherein: the elastic limiting component (16) comprises a limiting barrel (23) and a limiting column (21), one end of the limiting barrel (23) is fixedly connected with the fixing plate (13), the limiting barrel (23) is connected with the limiting column (21) in a sliding mode, a cavity is formed in the limiting barrel (23), a spring (20) is arranged in the cavity, the upper end of the spring (20) is fixedly connected with the limiting column (21), a groove is formed in the end portion of the limiting column (21), balls (22) are arranged in the groove, and the balls (22) are respectively in contact with the side wall of the first telescopic rod (6), the side wall of the second telescopic rod (7), the side wall of the third telescopic rod (8) and the side wall of the fourth telescopic rod (9).