CN216309370U - Bridge load test deflection detection device - Google Patents

Abstract

The utility model discloses a deflection detection device for a bridge load test, which comprises a transverse plate, wherein slide rails are arranged on the left part and the right part of the upper end of the transverse plate, a sliding cover is arranged on the two slide rails in a sliding manner, a box body is arranged at the lower end of the transverse plate, a worm is inserted and movably arranged in the box body through a bearing, the front end surface of the worm penetrates through the front end surface of the box body and is provided with a hand wheel, a worm wheel is connected onto the worm in a transmission manner, the middle part of the lower end of the worm wheel is inserted and movably connected with the lower inner wall surface of the box body, and a connecting shaft is fixedly arranged in the middle part of the upper end of the worm wheel. According to the deflection detection device for the bridge load test, the sliding cover is arranged, so that the deflection detector can be protected, the deflection detector is prevented from being damaged, the direct radiation of light can be avoided, the detection effect is influenced, the device can use two detection heights by arranging the sleeve and the supporting legs, the whole device is taken up by the handle, and the device is convenient to carry and use.

Description

Bridge load test deflection detection device

Technical Field

The utility model relates to the technical field of deflection monitoring, in particular to a deflection detection device for a bridge load test.

Background

The bridge deflection detector is used for measuring deflection. The deflectometer can measure the variation of the vertical distance of an object above at any angle, and is mainly used for measuring the static and dynamic deflection of the bridge and checking and identifying the completion of the bridge; detecting special bridges such as military floating bridges, suspension bridges and the like; monitoring deformation and vibration displacement of a dam and a wharf; or deformation and vibration displacement of beams, columns, high-rise buildings, hoisting machinery, drilling platforms and the like of large-span structures.

Although current amount of deflection detector can carry out normal rotation detection work, but in the testing process, the inconvenient control of rotatory angle, the adjustment precision is low, leads to measuring result inaccurate, and measurement height is single, and is inconvenient to carry, and when not using, the amount of deflection detector exposes in the outside, and easy the emergence is damaged, also falls debris such as dust easily, and the clearance is inconvenient, simultaneously, when faced light detection, light jets into eyes easily, influences the operator and uses. Therefore, a deflection detection device for a bridge load test is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a deflection detection device for a bridge load test, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a deflection detection device for a bridge load test comprises a transverse plate, slide rails are arranged on the left part and the right part of the upper end of the transverse plate, a sliding cover is arranged on the two slide rails in a sliding mode, the lower end of the transverse plate is provided with a box body, a worm is movably arranged in the box body in an inserting way through a bearing, the front end surface of the worm penetrates through the front end surface of the box body and is provided with a hand wheel, the worm is in transmission connection with a worm wheel, the middle part of the lower end of the worm wheel is inserted and movably connected with the lower inner wall surface of the box body, the middle part of the upper end of the worm wheel is fixedly provided with a connecting shaft, the connecting shaft penetrates through the upper end surface of the transverse plate and is provided with a rotating disc, the outer cylindrical surface of the rotating disc is fixedly provided with a pointer, a deflection detector is arranged on the rotary table, a dial is fixedly arranged on the upper end surface of the transverse plate, the dial is located the downside of carousel, the upper end left rear portion of diaphragm and the upper end right rear portion of diaphragm all alternate fixed mounting and have a magnetic path No. one.

Preferably, the sleeve pipe is installed to the lower terminal surface of box, No. one base is installed to the sheathed tube lower extreme, it has the supporting leg to alternate movable mounting in the sleeve pipe, No. two bases are installed to the lower extreme of supporting leg, the sleeve pipe is provided with four and is located the lower extreme four corners department of box respectively.

Preferably, the sliding cover comprises a cover body, sliding strips are fixedly mounted on the left portion of the lower end of the cover body and the right portion of the lower end of the cover body respectively, the sliding strips are connected with the two sliding rails in a sliding mode respectively, a baffle is mounted at the rear end of the cover body through hinges, two magnetic blocks are mounted on the left portion of the lower end of the baffle and the right portion of the lower end of the baffle respectively, and the two magnetic blocks are in movable contact with the first magnetic block respectively.

Preferably, the cover body is of an inverted U-shaped structure, the rear end face of the cover body is in movable contact with the front end face of the baffle, and the front end face of the baffle is in movable contact with the rear end face of the slide rail.

Preferably, the dial is provided with scale marks, and the pointer points to the scale marks on the dial.

Preferably, a handle is fixedly mounted on the rear end face of the box body.

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

1. according to the utility model, the sliding cover is arranged, the cover body plays a role of protecting the deflection detector and can also prevent dust from falling onto the deflection detector, the sliding strip can slide on the sliding rail and plays a role of installing the cover body, the second magnetic block is in contact with the first magnetic block, and when the device is not used, the baffle can be covered on the cover body, so that the protection effect is good.

2. According to the deflection detector, the worm wheel and the dial are arranged, the hand wheel is rotated, the worm rotates, the worm drives the worm wheel to rotate, the rotary table is driven to rotate, when the pointer points to the scale marks on the dial, the angle of the deflection detector can be accurately adjusted by observing the scale marks, and the precision is high.

3. According to the utility model, by arranging the sleeve and the supporting legs, and inserting the supporting legs into the sleeve movably, the device can use two detection heights, the sleeve and the supporting legs can be prevented from being directly inserted into the soil by arranging the first base and the second base, the contact area with the ground is increased, the whole device can be more stable, and the whole device can be taken up by the handle, so that the device is convenient to carry and use.

4. According to the utility model, when the sliding cover is not taken down and the deflection detector is used, the baffle is turned over to the upper part of the cover body, so that the light blocking effect can be realized when the deflection detector is used, light rays are prevented from being shot into eyes to interfere with sight, and a user can conveniently operate and use the deflection detector.

Drawings

FIG. 1 is a schematic view of the overall structure of a deflection detection device for a bridge load test according to the present invention;

FIG. 2 is a rear view of a part of the structure of the deflection detection device for the bridge load test of the present invention;

FIG. 3 is a schematic view of the internal structure of the box body of the deflection detection device for the bridge load test of the utility model;

fig. 4 is a schematic structural diagram of a sliding cover of the bridge load test deflection detection device of the present invention.

In the figure: 1. a transverse plate; 2. a slide rail; 3. a sliding cover; 4. a box body; 5. a worm; 51. a hand wheel; 6. a worm gear; 7. a connecting shaft; 8. a turntable; 9. a pointer; 10. a deflection detector; 11. a dial scale; 12. a sleeve; 13. a first base; 14. supporting legs; 15. a second base; 16. a handle; 31. a cover body; 32. a slide bar; 33. a baffle plate; 34. a first magnetic block; 101. and a second magnetic block.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in FIGS. 1-4, a bridge load test deflection detection device comprises a transverse plate 1, slide rails 2 are arranged on the left portion of the upper end and the right portion of the upper end of the transverse plate 1, a slide cover 3 is arranged on the two slide rails 2 in a sliding manner, a box body 4 is arranged on the lower end of the transverse plate 1, a worm 5 is movably arranged in the box body 4 in an inserting manner through a bearing, the front end surface of the worm 5 penetrates through the front end surface of the box body 4 and is provided with a hand wheel 51, a worm wheel 6 is connected to the worm 5 in a transmission manner, the middle portion of the lower end of the worm wheel 6 is movably connected with the lower inner wall surface of the box body 4 in an inserting manner, a connecting shaft 7 is fixedly arranged in the middle portion of the upper end of the worm wheel 6, the connecting shaft 7 penetrates through the upper end surface of the transverse plate 1 and is provided with a rotary plate 8, a pointer 9 is fixedly arranged on the outer cylindrical surface of the rotary plate 8, a deflection detector 10 is arranged on the rotary plate 8, a dial 11 is fixedly arranged on the upper end surface of the transverse plate 1, and the dial 11 is positioned on the lower side of the rotary plate 8, a first magnetic block 101 is fixedly arranged on the left rear portion of the upper end of the transverse plate 1 and the right rear portion of the upper end of the transverse plate 1 in an inserting mode.

Sleeve pipe 12 is installed to the lower terminal surface of box 4, and base 13 is installed No. one to the lower extreme of sleeve pipe 12, and it has supporting leg 14 to alternate movable mounting in sleeve pipe 12, and No. two bases 15 are installed to the lower extreme of supporting leg 14, and sleeve pipe 12 is provided with four and is located the lower extreme four corners department of box 4 respectively. During the use, when sleeve pipe 12 highly enough, put base 13 subaerial, when sleeve pipe 12 highly not enough, can insert supporting leg 14 in sleeve pipe 12, put base 15 subaerial No. two, can use two kinds of heights to detect work, base 13 and base 15 all play the effect that makes the device more stable.

The sliding cover 3 comprises a cover body 31, sliding strips 32 are fixedly mounted on the left portion of the lower end and the right portion of the lower end of the cover body 31, the two sliding strips 32 are respectively in sliding connection with the two sliding rails 2, a baffle plate 33 is mounted at the rear end of the cover body 31 through a hinge, second magnetic blocks 34 are mounted on the left portion of the lower end and the right portion of the lower end of the baffle plate 33, the second magnetic blocks 34 are respectively in movable contact with the first magnetic blocks 101, the cover body 31 is of an inverted U-shaped structure, the rear end face of the cover body 31 is in movable contact with the front end face of the baffle plate 33, the front end face of the baffle plate 33 is in movable contact with the rear end face of the sliding rails 2, the cover body 31 plays a role in protecting the deflection detector 10 and can also prevent dust from falling onto the deflection detector 10, the sliding strips 32 can slide on the sliding rails 2 to play a role in mounting the cover body 31, the second magnetic blocks 34 are in contact with the first magnetic blocks 101, when the sliding cover is not used, the cover 33 covers the cover body 31, and the protection effect is good.

The dial 11 is provided with scale marks, and the pointer 9 points to the scale marks on the dial 11. The worm 5 can drive the worm wheel 6 to rotate by rotating the hand wheel 51, so that the turntable 8 is driven to rotate, the pointer 9 points to the scale marks on the dial 11, the angle of the deflection detector 10 can be accurately adjusted by observing the scale marks, and the detection is convenient; the rear end face of the box body 4 is fixedly provided with a handle 16, and the whole device can be taken up through the handle 16, so that the carrying is convenient.

When the device is used, when the height of the sleeve 12 is enough, the first base 13 is placed on the ground, when the height of the sleeve 12 is not enough, the support legs 14 are inserted into the sleeve 12, the second base 15 is placed on the ground, when linear detection is needed, the baffle 33 can be rotated anticlockwise, the baffle 33 is rotated onto the cover body 31 to be directly detected, when the angle needs to be adjusted, the cover body 31 is pushed backwards, the whole sliding cover 3 is taken down, the hand wheel 51 is rotated, the worm 5 drives the worm wheel 6 to rotate, the rotating disc 8 is driven to rotate, the pointer 9 points to scale marks on the dial 11, the angle of the deflection detector 10 is adjusted by observing the scale marks, and the specified position is adjusted to be detected; after the detection is finished, the sliding cover 3 is moved to the sliding rail 2 through the sliding strip 32, and the baffle 33 is rotated clockwise, so that the first magnetic block 101 and the second magnetic block 34 are adsorbed together; this device, simple structure is compact, when not using amount of deflection detector 10, can protect amount of deflection detector 10, avoids amount of deflection detector 10 impaired, influences life, through setting up sleeve pipe 12 and supporting leg 14, the device can use two kinds of detection height, takes whole device up through handle 16, convenient to carry facilitates the use.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a bridge load test amount of deflection detection device, includes diaphragm (1), its characterized in that: the upper end left part and the upper end right part of the transverse plate (1) are both provided with slide rails (2), two slide rails (2) are jointly slidably provided with a sliding cover (3), the lower end of the transverse plate (1) is provided with a box body (4), the box body (4) is internally provided with a worm (5) in a penetrating and movable mode through a bearing, the front end face of the worm (5) penetrates through the front end face of the box body (4) and is provided with a hand wheel (51), the worm (5) is in transmission connection with a worm wheel (6), the middle part of the lower end of the worm wheel (6) is in penetrating and movable connection with the lower inner wall face of the box body (4), the middle part of the upper end of the worm wheel (6) is fixedly provided with a connecting shaft (7), the connecting shaft (7) penetrates through the upper end face of the transverse plate (1) and is provided with a rotary plate (8), the outer cylindrical face of the rotary plate (8) is fixedly provided with a pointer (9), and the rotary plate (8) is provided with a deflection detector (10), the up end fixed mounting of diaphragm (1) has calibrated scale (11), calibrated scale (11) are located the downside of carousel (8), the upper end left rear portion of diaphragm (1) and the upper end right rear portion of diaphragm (1) all alternate fixed mounting and have a magnetic path (101).

2. The bridge load test deflection detection device of claim 1, which is characterized in that: sleeve pipe (12) are installed to the lower terminal surface of box (4), base (13) are installed to the lower extreme of sleeve pipe (12), it has supporting leg (14) to alternate movable mounting in sleeve pipe (12), base (15) No. two are installed to the lower extreme of supporting leg (14), sleeve pipe (12) are provided with four and are located the lower extreme four corners department of box (4) respectively.

3. The bridge load test deflection detection device of claim 2, wherein: sliding closure (3) are including lid (31), the equal fixed mounting of lower extreme left part and the lower extreme right part of lid (31) has draw runner (32), two draw runner (32) respectively with two slide rail (2) sliding connection, baffle (33) are installed through the hinge to the rear end of lid (31), No. two magnetic paths (34) are all installed to the lower extreme left part and the lower extreme right part of baffle (33), two No. two magnetic paths (34) respectively with two magnetic path (101) movable contact.

4. The bridge load test deflection detection device of claim 3, wherein: the cover body (31) is of an inverted U-shaped structure, the rear end face of the cover body (31) is in movable contact with the front end face of the baffle (33), and the front end face of the baffle (33) is in movable contact with the rear end face of the slide rail (2).

5. The bridge load test deflection detection device of claim 4, wherein: the dial (11) is provided with scale marks, and the pointer (9) points to the scale marks on the dial (11).

6. The bridge load test deflection detection device of claim 5, wherein: and a handle (16) is fixedly arranged on the rear end surface of the box body (4).

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