CN210347037U

CN210347037U - Bridge deflection measuring device

Info

Publication number: CN210347037U
Application number: CN201921771736.3U
Authority: CN
Inventors: 张昊璐
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-04-17
Anticipated expiration: 2029-10-22

Abstract

The utility model discloses a bridge amount of deflection measuring device relates to bridge amount of deflection measurement technical field. This bridge amount of deflection measuring device, the on-line screen storage device comprises a base, the bottom fixed mounting of base has the supporting leg, the quantity of supporting leg is four groups and is the rectangular array range and installs in the bottom of base, the bottom of supporting leg is provided with anti-skidding paster, the top fixed mounting of base has the box, equal fixed mounting has the reel on the both sides inner wall of box, and be corresponding the setting on two sets of reels, the winding has the tape measure on the reel, the tape measure is the state of flare-outing, the opening has been seted up at the top of box, the opening is located the top centre department of box, fixed mounting has the extrusion wheelset in the opening. The utility model discloses a steel wire adds plumb cooperation tape measure and measures the amount of deflection of bridge, has simplified the measurement process to a certain extent, has improved measurement of efficiency, and simple device collocation has reduced manufacturing cost to a certain extent simultaneously, is favorable to improving economic benefits.

Description

Bridge deflection measuring device

Technical Field

The utility model relates to a bridge deflection measurement technical field specifically is a bridge deflection measurement device.

Background

With the rapid development of national economy, a batch of large bridges and grand bridges are built in various regions in recent years, and the bridges are various in forms, including continuous bridges, cantilever bridges, arch bridges, steel bridges, suspension cable structure bridges and the like. In order to test whether the working performance and construction of the bridge structure meet the design requirements or not, ensure the reliability of bridge operation and provide a basis for acceptance check of bridge completion, static and dynamic load experiments are required to be carried out on the bridge. An important content when the static load test is carried out is that the deformation, namely the deflection, of the structure is measured, but because the working platform is higher, measuring instruments such as a dial indicator and the like are not easy to obtain accurate measurement values.

The bridge structure can deform under the long-term load action, and the working performance and the service condition of the bridge structure under the long-term load action need to be evaluated. The deflection is an effective parameter reflecting the use condition of a bridge structure, under the condition of the prior art, the measuring means and the measuring method cannot avoid the problem that the geographical position of the bridge is inconvenient to measure, workers cannot conveniently install a displacement meter on the bridge for a long time, even if auxiliary tools are used, the workers waste time and labor, and the personal safety has hidden danger.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bridge amount of deflection measuring device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a bridge deflection measuring device comprises a base, wherein supporting legs are fixedly arranged at the bottom of the base, the number of the supporting legs is four, the supporting legs are arranged at the bottom of the base in a rectangular array mode, anti-skidding patches are arranged at the bottoms of the supporting legs, a box body is fixedly arranged at the top of the base, winding wheels are fixedly arranged on the inner walls of the two sides of the box body respectively, two groups of winding wheels are correspondingly arranged, a tape measure is wound on each winding wheel and is in a straightening state, an opening is formed in the top of the box body and is located in the center of the top of the box body, an extrusion wheel group is fixedly arranged in the opening, a telescopic rod is fixedly arranged at the top of the box body, a supporting plate is hinged to the top of each telescopic rod, a bridge body is arranged at the top of each supporting plate, sticky patches are arranged at the joint of the bridge, the bottom of the fixed part is fixedly provided with a steel wire which is matched with the limiting groove on the extrusion wheel set, the steel wire longitudinally passes through the extrusion wheel set and extends to the inside of the box body, one end of the steel wire positioned in the box body is fixedly provided with a lead weight, and the front side of the box body is hinged with a box door.

Preferably, a level meter is fixedly installed on the front side of the base, the model of the level meter is RL532-20G4, and the device is adjusted to be horizontal by observing the level meter.

Preferably, the outer surface of the extrusion wheel set is correspondingly provided with a limit groove.

Preferably, the number of the telescopic rods is two, the telescopic rods are sequentially arranged at two ends of the top of the box body, and the two groups of telescopic rods are located in the middle of the box body.

Preferably, the lead weight is conical, the top of the cone is arranged to be a cambered surface, the lead weight is located in the center of the top of the tape measure, the lead weight is attached to the tape measure, and the lead weight is matched with the tape measure to measure the deflection of the bridge, so that the measuring process is simplified to a certain extent, and the measuring efficiency is improved.

Preferably, the box door is fixedly provided with a handle, the box door is opened through the handle, the outer surface of the handle is provided with anti-skidding threads, the box door is provided with an observation window, and the observation window is fixedly provided with transparent toughened glass.

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

(1) this bridge amount of deflection measuring device, the utility model discloses a steel wire adds plumb bob cooperation tape measure the amount of deflection of bridge, has simplified the measurement process to a certain extent, has improved measurement of efficiency, and simple device collocation has reduced manufacturing cost to a certain extent simultaneously, is favorable to improving economic benefits.

(2) This bridge amount of deflection measuring device, the utility model has the advantages of simple structure, the precision instrument of not adopting the high accuracy has avoided the device to receive the harm and the problem of unable work in the transportation to a certain extent again, and simple structure has reduced the field operation degree of difficulty of device with the operability also to a certain extent simultaneously, is favorable to improving the suitability of device.

(3) This bridge amount of deflection measuring device, the utility model discloses a plumb bob and the cooperation of tape measure can overcome the bridge lower part to a certain extent and can't lay the drawback that electromechanical percentage table or girder upper portion loading car sheltered from optical test instrument sight.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of part A of the present invention;

fig. 3 is a front view schematically illustrating the present invention.

In the figure: 1 bridge body, 2 backup pads, 3 steel wires, 4 telescopic links, 5 openings, 6 boxes, 7 take-up reels, 8 plummets, 9 tape gauges, 10 bases, 11 supporting legs, 12 spirit levels, 13 extrusion wheelsets, 14 chamber doors, 15 handles, 16 observation windows.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a bridge deflection measuring device comprises a base 10, wherein supporting legs 11 are fixedly installed at the bottom of the base 10, the number of the supporting legs 11 is four, the supporting legs 11 are arranged at the bottom of the base 10 in a rectangular array mode, anti-skidding patches are arranged at the bottom of the supporting legs 11, a level 12 is fixedly installed at the front side of the base 10, a supporting frame is arranged at the bottom of a bridge body 1, the device is moved to the top of the supporting frame to be placed, the device is adjusted to be horizontal by observing the level 12, the type of the level 12 is RL532-20G4, a box body 6 is fixedly installed at the top of the base 10, winding wheels 7 are fixedly installed on the inner walls of two sides of the box body 6, two groups of winding wheels 7 are correspondingly arranged, a tape 9 is wound on each winding wheel 7, the tape 9 is in a straightening state, an opening 5 is formed in the top of the box body 6, the opening 5 is located in the center of the top of, and the outer surface of the extrusion wheel set 13 is correspondingly and uniformly provided with a limiting groove, the top of the box body 6 is fixedly provided with two groups of telescopic rods 4, the number of the telescopic rods 4 is two, the telescopic rods are sequentially arranged at two ends of the top of the box body 6, the two groups of telescopic rods 4 are positioned at the center of the box body 6, the top of the telescopic rods 4 is hinged with a support plate 2, the top of the support plate 2 is provided with a bridge body 1, the joint part of the bridge body 1 and the support plate 2 is provided with an adhesive patch, the bottom of the bridge body 1 is positioned at the center of the two groups of support plates 2 and is provided with a fixing part, the bottom of the fixing part is fixedly provided with a steel wire 3, the steel wire 3 is matched with the limiting groove on the extrusion wheel set 13, the steel wire 3 longitudinally passes through the extrusion wheel set 13 and extends to the inside of, lead weighs down 8 and is located the positive department in tape 9 top, and lead weighs down 8 and the laminating setting of tape 9, it causes tape 9 to flare-out to rotate two sets of take-up wheels 7, install the mounting in the centre of two sets of backup pads 2, penetrate box 6 in through opening 5 with steel wire 3 on the mounting, cause lead weighs down 8's on the steel wire 3 bottom and the laminating of tape 9, the articulated chamber door 14 of installing in front side of box 6, fixed mounting has handle 15 on the chamber door 14, open chamber door 14 through handle 15, anti-skidding screw thread has been seted up to handle 15's surface, observation window 16 has been seted up on the chamber door 14, fixed mounting has transparent toughened glass on the observation window 16.

The working principle is as follows: set up the support frame in the bottom of bridge body 1, it places to the top of support frame to remove this device, debug the level to the level through observing spirit level 12, open chamber door 14 through handle 15, rotate two sets of take-up pulley 7 and cause tape 9 to straighten, pull out the telescopic link 4 at 6 tops of box to backup pad 2 and the laminating setting in 1 bottom of bridge body, install the mounting in the middle of two sets of backup pads 2, penetrate box 6 through opening 5 with steel wire 3 on the mounting in, cause the bottom and the laminating of tape 9 of the lead weight 8 on the steel wire 3, rethread handle 15 closes chamber door 14.

In summary, the following steps: the utility model discloses a steel wire 3 adds plumbous 8 cooperation tape rulers 9 and measures the amount of deflection of bridge, has simplified measurement process to a certain extent, has improved measurement efficiency, and simple device collocation has reduced manufacturing cost to a certain extent simultaneously, is favorable to improving economic benefits, the utility model discloses a simple structure does not adopt the precision instrument of high accuracy, has avoided receiving the harm and the unable problem of working in the device transportation again to a certain extent, and simple structure has also reduced the field operation degree of difficulty of device to a certain extent with the operability simultaneously, is favorable to improving device's suitability, the utility model discloses a plumbous 8 and tape ruler 9's cooperation can overcome the bridge lower part to a certain extent and can't lay the drawback that electromechanical percentage table or girder upper portion loading car sheltered from optical test instrument sight.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bridge amount of deflection measuring device, includes base (10), its characterized in that: the bottom of base (10) is fixed with supporting legs (11), the quantity of supporting legs (11) is four groups and is arranged in the bottom of base (10) in a rectangular array, the bottom of supporting legs (11) is provided with anti-skidding paster, the top of base (10) is fixed with box (6), winding wheels (7) are fixedly arranged on the inner walls of the two sides of box (6), and the two groups of winding wheels (7) are correspondingly arranged, a tape (9) is wound on the winding wheels (7), the tape (9) is in a straightening state, an opening (5) is arranged at the top of box (6), the opening (5) is positioned in the center of the top of box (6), an extrusion wheel set (13) is fixedly arranged in the opening (5), the top of box (6) is fixedly provided with a telescopic rod (4), a supporting plate (2) is hinged at the top of telescopic rod (4), a bridge body (1) is arranged at the top of supporting plate (2), bridge body (1) is provided with viscidity paster with the laminating department of backup pad (2), the laminating of the centre department that the bottom of bridge body (1) is located two sets of backup pads (2) is provided with the mounting, the bottom fixed mounting of mounting has steel wire (3), spacing groove phase-match on steel wire (3) and the extrusion wheelset (13), steel wire (3) vertically pass extrusion wheelset (13) and extend to the inside of box (6), steel wire (3) are located box (6) inside one and serve fixed mounting have lead weight (8), the articulated chamber door (14) of installing in front side of box (6).

2. The bridge deflection measuring device of claim 1, wherein: the front side of the base (10) is fixedly provided with a level meter (12), and the model of the level meter (12) is RL532-20G 4.

3. The bridge deflection measuring device of claim 1, wherein: the outer surface of the extrusion wheel set (13) is correspondingly provided with a limit groove.

4. The bridge deflection measuring device of claim 1, wherein: the number of the telescopic rods (4) is two, the telescopic rods are sequentially arranged at two ends of the top of the box body (6), and the two groups of telescopic rods (4) are located in the center of the box body (6).

5. The bridge deflection measuring device of claim 1, wherein: the lead weight (8) is conical, the top of the cone is provided with a cambered surface, the lead weight (8) is positioned in the center of the top of the tape (9), and the lead weight (8) is attached to the tape (9).

6. The bridge deflection measuring device of claim 1, wherein: the anti-skid refrigerator is characterized in that a handle (15) is fixedly mounted on the refrigerator door (14), anti-skid threads are formed in the outer surface of the handle (15), an observation window (16) is formed in the refrigerator door (14), and transparent toughened glass is fixedly mounted on the observation window (16).