CN214666554U

CN214666554U - Crack width detector

Info

Publication number: CN214666554U
Application number: CN202120850803.1U
Authority: CN
Inventors: 焦东冬; 杨洪涛; 李丰君
Original assignee: Henan Hongtai Engineering Testing And Research Institute Co ltd
Current assignee: Henan Hongtai Engineering Testing And Research Institute Co ltd
Priority date: 2021-04-24
Filing date: 2021-04-24
Publication date: 2021-11-09
Anticipated expiration: 2031-04-24

Abstract

The utility model discloses a crack width detector relates to structural engineering check out test set technical field, specifically is a crack width detector, including support frame, moving mechanism and bull stick, the support frame includes diaphragm and pole setting, the lower surface of diaphragm rotates and is connected with the bracing piece, moving mechanism includes movable block, installation piece and shelves pole, one side of installation piece and one side fixed connection of movable block, the lower fixed surface of movable block is connected with the slider, the shelves pole includes first shelves pole and second shelves pole. This crack width detector through the setting of bull stick, makes this crack width detector possess the effect in accurate measurement gap, sets up through the cooperation of first bull stick, second bull stick, first telescopic link, second telescopic link, fixing clip needle, chi box and chi area, can turn into long distance with narrow and small gap interval at the in-process that uses to play the measuring effect of being convenient for, reached accurate measurement's purpose.

Description

Crack width detector

Technical Field

The utility model relates to a structural engineering check out test set technical field specifically is a crack width detector.

Background

At present, in large structural engineering (such as bridges, dams, buildings and the like), the width, the length and the like of surface cracks of the large structural engineering are important indexes related to whether the structure can safely operate for a long time. In order to ensure the long-term safe operation of the structure and avoid accidents, the width and the length of the surface crack of the structure are often required to be detected.

In the prior art, the instruments and methods for detecting the width of the surface crack include a feeler gauge, a scale magnifier, an ultrasonic detector, etc. However, the feeler gauge, the scale magnifier, and the like have large measurement errors for measuring cracks, and it is difficult to achieve further accuracy. The ultrasonic detectors and the like have higher cost and heavier instruments, are inconvenient to carry and use,

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a crack width detector has solved the problem of proposing among the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a crack width detector comprises a supporting frame, a moving mechanism and a rotating rod, wherein the supporting frame comprises a transverse plate and an upright rod, a supporting rod is rotatably connected to the lower surface of the transverse plate, the moving mechanism comprises a moving block, an installation block and a blocking rod, one side of the installation block is fixedly connected with one side of the moving block, a sliding block is fixedly connected to the lower surface of the moving block, the blocking rod comprises a first blocking rod and a second blocking rod, the rotating rod comprises a first rotating rod and a second rotating rod, the upper surface of the first rotating rod is rotatably connected with the lower surface of the second rotating rod through a rotating shaft, the lower surface of the first rotating rod is rotatably connected with the upper surface of the installation block, a first telescopic groove is formed in one end of the first rotating rod, a first telescopic rod is slidably connected inside the first telescopic groove, a limiting box is fixedly connected to one end of the rotating rod, and a through hole is formed in one side of the limiting box, the limiting rod is inserted in the through hole, the fixing clamping needle is fixedly connected to one end of the rotating rod, the tape measure is fixedly connected to one end of the first telescopic rod and comprises a tape measure box and a tape measure belt, the second telescopic groove is formed in one end of the second rotating rod, and the second telescopic groove is connected to the inner portion of the second telescopic groove in a sliding mode.

Optionally, the lower surface of diaphragm is rotated with the one end of pole setting and is connected, one side fixedly connected with facade gasket of pole setting, the material of facade gasket is the rubber material, the spacing groove has been seted up to one side of pole setting.

Optionally, a sliding groove is formed in the upper surface of the transverse plate, the sliding block is connected to the sliding groove in a sliding mode, the upper surface of the transverse plate is fixedly connected with the anti-slip strips, the anti-slip strips are made of rubber, and the upper surface of the transverse plate is connected with a first limiting bolt in a threaded mode.

Optionally, the shape of installation piece is cylindrical, one side of installation piece and the one end fixed connection of shelves pole, the removal fixedly connected with front end support bar of first shelves pole, the one end fixedly connected with rear end support bar of second shelves pole, the shape of front end support bar and rear end support bar is the arc.

Optionally, a jack is formed in one side of the rotating rod, the limiting rod penetrates through the jack, a stop block is fixedly connected to one side of the limiting rod, a limiting spring is fixedly connected to one side of the stop block, and one end of the limiting spring is fixedly connected with the inner side wall of the limiting box.

Optionally, scale marks are arranged on one sides of the first telescopic rod and the second telescopic rod, adjusting grooves are formed in one sides of the first telescopic rod and the second telescopic rod, and one end of the ruler belt is fixedly connected with one end of the second telescopic rod.

(III) advantageous effects

The utility model provides a crack width detector possesses following beneficial effect:

1. this crack width detector through the setting of bull stick, makes this crack width detector possess the effect in accurate measurement gap, sets up through the cooperation of first bull stick, second bull stick, first telescopic link, second telescopic link, fixing clip needle, chi box and chi area, can turn into long distance with narrow and small gap interval at the in-process that uses to play the measuring effect of being convenient for, reached accurate measurement's purpose.

2. This crack width detector through the setting of diaphragm, makes this crack width detector possess the effect of convenient to use, sets up through the cooperation of diaphragm, pole setting, bracing piece, first bull stick and second bull stick, can make the device be convenient for fold at the in-process that uses to play the effect that reduces area, reached portable's purpose.

Drawings

FIG. 1 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 2 is a schematic sectional view of the top view of the rotating rod of the present invention;

FIG. 3 is a schematic perspective view of the cross plate of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a transverse plate; 2. erecting a rod; 3. a support bar; 4. a moving block; 5. mounting blocks; 6. a first shift lever; 7. a slider; 8. anti-slip strips; 9. a first limit bolt; 10. a second shift lever; 11. a front end support bar; 12. a back end support bar; 13. a first rotating lever; 14. a second rotating rod; 15. a first telescopic rod; 16. a limiting box; 17. a limiting rod; 18. a stopper; 19. a limiting spring; 20. fixing the clamping needle; 21. a ruler box; 22. a tape; 23. and a second telescopic rod.

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: a crack width detector comprises a supporting frame, a moving mechanism and a rotating rod, wherein the supporting frame comprises a transverse plate 1 and an upright rod 2, the lower surface of the transverse plate 1 is rotatably connected with a supporting rod 3, the lower surface of the transverse plate 1 is rotatably connected with one end of the upright rod 2, one side of the upright rod 2 is fixedly connected with a vertical face gasket, the vertical face gasket is made of rubber, one side of the upright rod 2 is provided with a limiting groove, the moving mechanism comprises a moving block 4, an installation block 5 and a stop rod, one side of the installation block 5 is fixedly connected with one side of the moving block 4, the lower surface of the moving block 4 is fixedly connected with a sliding block 7, the upper surface of the transverse plate 1 is provided with a sliding groove, the sliding block 7 is slidably connected in the sliding groove, the upper surface of the transverse plate 1 is fixedly connected with an anti-slip strip 8, the material of the anti-slip strip 8 is made of rubber, the upper surface of the transverse plate 1 is provided with a first limiting bolt 9 in a threaded manner, the stop rod comprises a first stop rod 6 and a second stop rod 10, the shape of installation piece 5 is cylindrical, one side of installation piece 5 is fixedly connected with one end of shelves pole, the removal fixedly connected with front end support bar 11 of first shelves pole 6, the one end fixedly connected with rear end support bar 12 of second shelves pole 10, the shape of front end support bar 11 and rear end support bar 12 is the arc, the bull stick includes first bull stick 13 and second bull stick 14, the upper surface of first bull stick 13 and the lower surface of second bull stick 14 rotate through the pivot and connect, the lower surface of first bull stick 13 rotates with the upper surface of installation piece 5 and is connected, the first flexible groove has been seted up to one end of first bull stick 13, the inside sliding connection in first flexible groove has first telescopic link 15, the one end fixedly connected with spacing box 16 of bull stick, the through-hole has been seted up to one side of spacing box 16, the inside grafting of through-hole has gag lever 17, through the setting of diaphragm 1, make this crack width detector possess the effect of being convenient for use, through the matching arrangement of the transverse plate 1, the upright post 2, the support rod 3, the first rotating rod 13 and the second rotating rod 14, the device can be conveniently folded in the using process, so that the effect of reducing the floor area is achieved, and the purpose of being convenient to carry is achieved, one side of the rotating rod is provided with a jack, the limiting rod 17 penetrates through the jack, one side of the limiting rod 17 is fixedly connected with a stop block 18, one side of the stop block 18 is fixedly connected with a limiting spring 19, one end of the limiting spring 19 is fixedly connected with the inner side wall of the limiting box 16, one end of the rotating rod is fixedly connected with a fixed clamping needle 20, one end of the first telescopic rod 15 is fixedly connected with a tape measure, the tape measure comprises a tape box 21 and a tape 22, one end of the second rotating rod 14 is provided with a second telescopic groove, the inside of the second telescopic groove is slidably connected with a second telescopic rod 23, one side of the first telescopic rod 15 and one side of the second telescopic rod 23 are both provided with scale marks, one side of the first telescopic rod 15 and one side of the second telescopic rod 23 are both provided with adjusting grooves, ruler belt 22's one end and the one end fixed connection of second telescopic link 23, setting through the bull stick, make this crack width detector possess the effect in accurate measurement gap, through first bull stick 13, second bull stick 14, first telescopic link 15, second telescopic link 23, fixed card needle 20, the cooperation setting of ruler box 21 and ruler belt 22, the in-process that uses can turn into long distance with narrow and small gap interval, thereby the effect of being convenient for measure has been played, accurate measurement's purpose has been reached.

When the device is used, the vertical rod 2 is rotated, the vertical rod 2 rotates around the upper end of the vertical rod, then the supporting rod 3 is rotated, the supporting rod 3 rotates around the upper end of the supporting rod, then the lower end of the supporting rod 3 is clamped inside a limiting groove formed in one side of the vertical rod 2, then the vertical rod 2 is made to cling to a wall, the moving block 4 is pushed forwards, the moving block 4 drives the first limiting bolt 9 and the mounting block 5 to move forwards, so that the sliding block 7 slides forwards, the mounting block 5 drives the first gear rod 6, the front end supporting rod 11, the second gear rod 10, the rear end supporting rod 12, the first rotating rod 13 and the second rotating rod 14 to move forwards, the first limiting bolt 9 is rotated to fix the moving block 4, so that the fixed clamping needle 20 is inserted into a gap, the first rotating rod 13 and the second rotating rod 14 are rotated to enable one side of the fixed clamping needle 20 to contact the inner side wall of the gap, the limiting rod 17 is pulled outwards, the limiting rod 17 drives the stop 18 to move outwards, the stop 18 compresses the limiting spring 19, thereby make gag lever post 17 shift out from the draw-in groove of first telescopic link 15 and second telescopic link 23 one side, then outside pulling first telescopic link 15 and second telescopic link 23, can prolong the distance of first bull stick 13 and second bull stick 14 outer end to the axis of rotation, the other end of first bull stick 13 and second bull stick 14 opens and drives first telescopic link 15 and second telescopic link 23 and rotate, the one end of first telescopic link 15 and second telescopic link 23 makes chi area 22 extension, can read out outside length, can calculate out the gap width through the length of chi area 22 except that the distance of tip to the pivot and the multiple of the distance of the one end of fixed calorie needle 20 to the pivot.

The utility model discloses a theory of operation and beneficial effect: this crack width detector, setting through the bull stick, make this crack width detector possess the effect of accurate measurement gap, through first bull stick 13, second bull stick 14, first telescopic link 15, second telescopic link 23, fixing clip needle 20, the cooperation setting of chi box 21 and chi area 22, can turn into long distance with narrow and small gap interval at the in-process of using, thereby the measuring effect of being convenient for has been played, accurate measurement's purpose has been reached, this crack width detector, setting through diaphragm 1, make this crack width detector possess the effect of convenient to use, through diaphragm 1, pole setting 2, bracing piece 3, the cooperation setting of first bull stick 13 and second bull stick 14, can make the device be convenient for fold at the in-process of using, thereby played the effect that reduces area, the mesh of portable has been reached.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a crack width detector, includes support frame, moving mechanism and bull stick, its characterized in that: the supporting frame comprises a transverse plate (1) and an upright rod (2), a supporting rod (3) is rotatably connected to the lower surface of the transverse plate (1), the moving mechanism comprises a moving block (4), an installation block (5) and a blocking rod, one side of the installation block (5) is fixedly connected with one side of the moving block (4), a sliding block (7) is fixedly connected to the lower surface of the moving block (4), the blocking rod comprises a first blocking rod (6) and a second blocking rod (10), the rotating rod comprises a first rotating rod (13) and a second rotating rod (14), the upper surface of the first rotating rod (13) is rotatably connected with the lower surface of the second rotating rod (14) through a rotating shaft, the lower surface of the first rotating rod (13) is rotatably connected with the upper surface of the installation block (5), a first telescopic groove is formed in one end of the first rotating rod (13), and a first telescopic rod (15) is slidably connected to the inner part of the first telescopic groove, the utility model discloses a flexible ruler, including the one end of bull stick, the one end fixedly connected with of bull stick is spacing box (16), and the through-hole has been seted up to one side of spacing box (16), and the inside of through-hole is pegged graft and is had gag lever post (17), the one end fixedly connected with fixing clip needle (20) of bull stick, the one end fixedly connected with tape measure of first telescopic link (15), tape measure include ruler box (21) and ruler area (22), the flexible groove of second has been seted up to the one end of second bull stick (14), and the inside sliding connection in the flexible groove of second has second telescopic link (23).

2. The crack width detector of claim 1, wherein: the lower surface of diaphragm (1) rotates with the one end of pole setting (2) to be connected, one side fixedly connected with facade gasket of pole setting (2), the material of facade gasket is the rubber material, the spacing groove has been seted up to one side of pole setting (2).

3. The crack width detector of claim 1, wherein: the upper surface of diaphragm (1) has seted up the sliding tray, and slider (7) are at the inside sliding connection of sliding tray, the last fixed surface of diaphragm (1) is connected with antislip strip (8), and the material of antislip strip (8) is the rubber material, the upper surface of diaphragm (1) is opened threaded connection and is had first spacing bolt (9).

4. The crack width detector of claim 1, wherein: the shape of installation piece (5) is cylindrical, the one side of installation piece (5) and the one end fixed connection of shelves pole, the removal fixedly connected with front end support bar (11) of first shelves pole (6), the one end fixedly connected with rear end support bar (12) of second shelves pole (10), the shape of front end support bar (11) and rear end support bar (12) is the arc.

5. The crack width detector of claim 1, wherein: the jack has been seted up to one side of bull stick, gag lever post (17) run through the jack, one side fixedly connected with dog (18) of gag lever post (17), one side fixedly connected with spacing spring (19) of dog (18), the one end of spacing spring (19) and the inside wall fixed connection of spacing box (16).

6. The crack width detector of claim 1, wherein: the scale is characterized in that scale marks are arranged on one sides of the first telescopic rod (15) and the second telescopic rod (23), adjusting grooves are formed in one sides of the first telescopic rod (15) and the second telescopic rod (23), and one end of the scale belt (22) is fixedly connected with one end of the second telescopic rod (23).