Portable crack monitor

Abstract

The utility model relates to the technical field of measuring equipment, and discloses a portable crack monitor which comprises a protective sleeve shell, the protective sleeve shell is sleeved outside a crack monitor reader, the back surface of the protective sleeve shell is fixedly connected with a protective sleeve, and the inner wall of the protective sleeve is matched with a crack monitor probe. A threaded surface is arranged on the outer side wall of the crack monitor probe, a threaded opening is formed in the inner side wall of the protective sleeve, and the crack monitor probe is in threaded connection with the protective sleeve. The portable crack monitor, the crack monitor reader and the crack monitor detection head can be carried as a whole, and when the crack monitor detection head needs to be cleaned, only a dustproof plug cover at the top of a dustproof plug needs to be opened, an alcohol cotton ball in a storage groove is taken out, and then the crack monitor detection head can be cleaned. Therefore, the lens of the crack monitor detection head can be conveniently wiped and cleaned, the detection definition is improved, and the functionality and convenience of the device are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of measuring equipment, in particular to a portable crack monitoring instrument. Background Art

[0002] The crack meter is mainly used to detect, record and measure the width of cracks in concrete bridges, tunnels or piers. The instrument is small in size and easy to operate. It can record crack images on site without using a laptop computer. The detection head (or detection head) is equipped with a lighting device, which can measure cracks even in dark conditions. The instrument software can automatically search, extract and calculate the width of cracks.

[0003] Common instruments are mostly composed of two main parts: a reader and a detection head. However, since it is necessary to detect different positions of the crack, in order to facilitate operation, the existing detection head and the reader usually need to be connected through a long line. The detection head and the reader are mostly set separately, which makes it inconvenient to carry. Therefore, when designing, the two main devices are often organized through an external shell or box for easy carrying. However, the existing shell or box only has a simple organization function and the function is relatively single. Utility Model Content

[0004] The purpose of the utility model is to provide a portable crack monitoring instrument to solve the problems raised in the above background technology.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a portable crack monitor, comprising a crack monitor reader and a crack monitor detection head for detecting cracks, wherein the crack monitor reader and the crack monitor detection head are connected by a line, and a protective cover is arranged on the outside of the crack monitor reader;

[0006] The protective sleeve is sleeved on the outside of the crack monitor reader, the back of the protective sleeve is fixedly connected with a protective sleeve, the inner wall of the protective sleeve is adapted to the crack monitor detector head, the outer wall of the crack monitor detector head is provided with a threaded surface, the inner wall of the protective sleeve is provided with a threaded opening, and the crack monitor detector head and the protective sleeve are screwed together by threads;

[0007] The top of the protective sleeve is threadedly connected with a dust plug, the top of the dust plug is provided with a storage groove for placing alcohol cotton balls, and the top of the storage groove is threadedly connected with a dust plug cover.

[0008] Preferably, gripping notches are provided at both sides of the outer side wall of the protective shell, and restraining belts are installed inside the gripping notches.

[0009] Preferably, a screen cover is hinged on the front side of the protective shell, and the screen cover is magnetically connected to the front side of the protective shell.

[0010] Preferably, a display port is provided on the front side of the screen cover, a transparent display film is fixedly connected to the interior of the display port, and the transparent display film is arranged corresponding to a reading window of a crack monitor reader.

[0011] Preferably, a connecting column is fixedly connected to the back side of the protective shell at a position different from the protective sleeve, and a disc for converging the connection line of the crack monitor detection head is rotatably connected to the outer side wall of the connecting column.

[0012] Preferably, an anti-slip ring is fixedly connected to the outer side wall of the disc.

[0013] Preferably, a circle of anti-slip grooves is provided on the outer side wall of the anti-slip retaining ring.

[0014] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0015] First, the crack monitor reader and the crack monitor detection head of the utility model can be carried as a whole, and when the crack monitor detection head needs to be cleaned, it is only necessary to open the dust plug cover on the top of the dust plug and take out the alcohol cotton ball in the storage tank, and then the lens of the crack monitor detection head can be wiped and cleaned conveniently, thereby improving the detection clarity and improving the functionality and convenience of the device.

[0016] Second, when the utility model is carried, the connection line of the crack monitor detection head is too long. If it is not arranged, there is a risk of bending, knotting or even wear. In order to increase the service life of the device, the anti-slip ring can be rotated through the anti-slip groove to drive the disc to rotate. The rotation of the disc can drive the connection line thereon to wind and converge. When using, the disc can be rotated in the opposite direction, which is convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the back structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the front structure of the utility model;

[0020] Figure 4 It is a schematic diagram of the cross-sectional structure of the utility model in side view.

[0021] Among them: 1. Crack monitor reader; 2. Crack monitor detection head; 3. Protective shell; 4. Protective sleeve; 5. Dust plug; 6. Storage slot; 7. Dust plug cover; 8. Grip notch; 9. Tightening belt; 10. Screen cover; 11. Display port; 12. Transparent display film; 13. Connecting column; 14. Disc; 15. Anti-slip retaining ring; 16. Anti-slip notch. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] The utility model provides the following technical solutions:

[0024] Embodiment 1

[0025] See also Figure 1 , Figure 2 , Figure 3 and Figure 4 A portable crack monitor comprises a crack monitor reader 1 and a crack monitor detection head 2 for detecting cracks, the crack monitor reader 1 and the crack monitor detection head 2 are connected by a line, and a protective cover 3 is arranged outside the crack monitor reader 1;

[0026] The protective sleeve 3 is sleeved on the outside of the crack monitor reader 1, and the back of the protective sleeve 3 is fixedly connected with a protective sleeve 4, the inner wall of the protective sleeve 4 is adapted to the crack monitor detection head 2, the outer wall of the crack monitor detection head 2 is provided with a threaded surface, and the inner wall of the protective sleeve 4 is provided with a threaded opening, and the crack monitor detection head 2 and the protective sleeve 4 are screwed together by threads;

[0027] A dust plug 5 is screwed onto the top of the protective sleeve 4 , a storage slot 6 for placing alcohol cotton balls is provided on the top of the dust plug 5 , and a dust plug cover 7 is screwed onto the top of the storage slot 6 .

[0028] Gripping notches 8 are provided at both sides of the outer wall of the protective sleeve 3 , and tightening belts 9 are installed inside the gripping notches 8 .

[0029] A screen cover plate 10 is hinged on the front side of the protective shell 3 , and the screen cover plate 10 is magnetically connected to the front side of the protective shell 3 .

[0030] Through the above technical scheme, by screwing the crack monitor detector head 2 and the protective sleeve 4 together, when carrying the crack monitor, the crack monitor reader 1 and the crack monitor detector head 2 in its main component can be carried as a whole, and because stains are often left on the lens mirror surface of the crack monitor detector head 2 when detecting cracks, in order to improve the detection clarity of the crack monitor detector head 2, it is necessary to clean the crack monitor detector head 2 in time. When it is necessary to clean the crack monitor detector head 2, it is only necessary to open the dust plug cover 7 on the top of the dust plug 5, take out the alcohol cotton ball in the storage slot 6, and conveniently wipe and clean the lens of the crack monitor detector head 2, thereby improving the detection clarity and improving the functionality and convenience of the device. In addition, the provided tightening belt 9 can facilitate the staff to hold or mount the crack monitor reader 1, and the screen cover 10 plays a role in dustproof protection for the screen and operating surface of the crack monitor reader 1.

[0031] Embodiment 2

[0032] See also Figure 1 , Figure 2 , Figure 3 and Figure 4 On the basis of the first embodiment, it is further obtained that: a connecting column 13 is fixedly connected to the back of the protective sleeve 3 at a position different from the protective sleeve 4, a disc 14 for converging the connection line of the crack monitor detection head 2 is rotatably connected to the outer wall of the connecting column 13, an anti-slip ring 15 is fixedly connected to the outer wall of the disc 14, and a circle of anti-slip grooves 16 are provided on the outer wall of the anti-slip ring 15.

[0033] Through the above technical solution, when the equipment is carried, the connection line of the crack monitor detection head 2 is too long. If it is not sorted out, there is a risk of bending, knotting or even wear. In order to increase the service life of the device, the anti-slip ring 15 can be rotated through the anti-slip groove 16, thereby driving the disc 14 to rotate. The rotation of the disc 14 can drive the connection line thereon to wind and converge. When in use, the disc 14 can be rotated in the opposite direction, which is convenient and quick.

[0034] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit thereof, and the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A portable crack monitor, comprising a crack monitor reader (1) and a crack monitor detector head (2) for detecting cracks, wherein the crack monitor reader (1) and the crack monitor detector head (2) are connected by a line, and characterized in that: The crack monitor reader (1) is provided with a protective casing (3) on the outside; The protective sleeve (3) is sleeved on the outside of the crack monitor reader (1), and a protective sleeve (4) is fixedly connected to the back of the protective sleeve (3). The inner wall of the protective sleeve (4) is adapted to the crack monitor detector head (2). The outer wall of the crack monitor detector head (2) is provided with a threaded surface, and the inner wall of the protective sleeve (4) is provided with a threaded opening. The crack monitor detector head (2) and the protective sleeve (4) are screwed together by threads. The top of the protective sleeve (4) is threadedly connected with a dust plug (5), the top of the dust plug (5) is provided with a storage groove (6) for placing alcohol cotton balls, and the top of the storage groove (6) is threadedly connected with a dust plug cover (7).

2. A portable crack monitor according to claim 1, characterized in that: Gripping notches (8) are provided at both sides of the outer wall of the protective sleeve (3), and a tightening belt (9) is installed inside the gripping notches (8).

3. A portable crack monitor according to claim 1, characterized in that: A screen cover plate (10) is hingedly connected to the front side of the protective shell (3), and the screen cover plate (10) is magnetically connected to the front side of the protective shell (3).

4. A portable crack monitor according to claim 3, characterized in that: The front of the screen cover (10) is provided with a display port (11), the interior of the display port (11) is fixedly connected with a transparent display film (12), and the transparent display film (12) is arranged corresponding to a reading window of a crack monitor reader (1).

5. A portable crack monitor according to claim 1, characterized in that: A connecting column (13) is fixedly connected to the back of the protective shell (3) at a position different from the protective sleeve (4), and a disc (14) for converging the connection line of the crack monitor detection head (2) is rotatably connected to the outer wall of the connecting column (13).

6. A portable crack monitor according to claim 5, characterized in that: An anti-slip retaining ring (15) is fixedly connected to the outer side wall of the disc (14).

7. A portable crack monitor according to claim 6, characterized in that: The outer side wall of the anti-slip retaining ring (15) is provided with a circle of anti-slip grooves (16).

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