CN216386332U - Portable highway bridge bearing capacity detection device - Google Patents

Abstract

The utility model discloses a portable device for detecting the bearing capacity of a highway bridge, and belongs to the field of highway bridge detection. The utility model provides a portable highway bridge bearing capacity detection device, includes the fixing base, is equidistant a plurality of balancing weights about being in the fixing base, and fixing base bottom surface middle part is rectangle structrual installation and has a plurality of load sensor, and the fixing base bottom surface left and right ends all sets up flutedly, and sliding connection has the connecting plate in the recess, the equal fixedly connected with gyro wheel of connecting plate bottom surface front and back end, and the connecting plate upside is equipped with locking mechanism. According to the utility model, the Y-shaped rod is moved upwards, the clamping column is separated from the limiting rod in a contact manner, the roller moves upwards in the groove, the load sensor on the bottom surface of the fixing seat is in contact with the ground, so that the bearing test on the road surface is facilitated, and when the Y-shaped rod is moved reversely, the roller moves to the lower side of the groove, so that the movement portability of the device is increased conveniently, the structure is simple, and the operation is simple and convenient.

Description

Portable highway bridge bearing capacity detection device

Technical Field

The utility model relates to the field of highway bridge detection, in particular to a portable highway bridge bearing capacity detection device.

Background

Along with the development requirement of highway bridge transportation, the safe operation performance of a highway bridge is ensured, the highway bridge needs to be subjected to field bearing capacity test after the completion of the highway bridge, the bearing capacity test mainly refers to static and dynamic load test of a highway bridge structure, static and dynamic loads are respectively acted on specified positions on the bridge structure, and the stress, the strain and the deflection of the structure, the natural vibration frequency, the damping ratio and the impact coefficient of the structure are tested. Tradition all detect the road surface and all be through the balancing weight tenesmus to the road surface production impact detection road surface deformation situation, the patent document that prior art publication is CN211740639U provides a portable highway bridge bearing capacity detection device, the device is through the installation pole, the dwang, the connecting plate, first bevel gear, second bevel gear, the internal thread sleeve pipe, mutually supporting of threaded rod and screw thread, can promote the balancing weight, the operating personnel of being convenient for tests, through the support body, fixed inserted bar, the fixed orifices, the backup pad, the baffle, mutually supporting of slider and spout, can block the balancing weight, because the required balancing weight of test is all different at every turn, the operating personnel of being convenient for adjusts.

Although the device has more beneficial effects, the following problems still exist: the device need splice the device and demolish before using, and complex operation just wastes time and energy and influences the work progress. In view of this, we propose a portable device for detecting the bearing capacity of a highway bridge.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

The utility model aims to provide a portable device for detecting the bearing capacity of a highway bridge, so as to solve the problems in the background technology.

2. Technical scheme

The utility model provides a portable highway bridge bearing capacity detection device, includes the fixing base, be equidistant a plurality of balancing weights from top to bottom in the fixing base, balancing weight rear end bottom surface is equipped with the movable rod, the movable rod rear end passes the fixing base and extends to outside and fixedly connected with handle, fixing base bottom surface middle part is rectangular structure and installs a plurality of load sensor, the fixing base bottom surface left and right ends all sets up flutedly, sliding connection has the connecting plate in the recess, the equal fixedly connected with gyro wheel of connecting plate bottom surface front and back end, the connecting plate upside is equipped with locking mechanism, locking mechanism is including the gag lever post that is U style of calligraphy structure, the equal fixedly connected with slide bar of lower extreme on the gag lever post is located the downside the slide bar outer wall cover is equipped with the spring, the gag lever post rear side is equipped with Y type pole.

Preferably, the inner wall of the fixing seat is fixedly connected with a plurality of limiting strips in a rectangular structure, and the limiting strips are connected with sliding grooves formed in the balancing weight in a sliding mode.

Preferably, the top surface of the front end of the movable rod is rotatably connected with a plurality of roll shafts, and the top surfaces of the roll shafts are in frictional contact with the balancing weights.

Preferably, the sliding rod is connected with the fixed seat in a sliding mode, and the lower end of the sliding rod located on the lower side penetrates through the groove and is connected and fixed with the connecting plate.

Preferably, the Y-shaped rod is hinged to the fixing seat, and a clamping column fixedly connected with the front wall of the lower portion of the Y-shaped rod is connected with the limiting rod in a sliding mode.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

1. according to the utility model, the Y-shaped rod is moved upwards, the clamping column on the Y-shaped rod is separated from the limiting rod in a contact manner, so that the connecting plate connected with the sliding rod and the roller move upwards in the groove, the load sensor on the bottom surface of the fixing seat is in contact with the ground, the bearing test on the road surface is facilitated, and when the Y-shaped rod is moved reversely, the Y-shaped rod drives the clamping column to be in contact with the inner end of the limiting rod, so that the roller is driven to move to the lower side of the groove, the moving portability of the device is increased conveniently, the structure is simple, and the operation is simple and convenient.

2. According to the utility model, the roll shaft is rotatably connected to the movable rod, and the contact friction force between the roll shaft and the balancing weight is reduced, so that the balancing weight can easily fall down when the handle is pulled towards the rear side, time and labor are saved, and the working efficiency is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a rear view of the holder assembly of the present invention;

FIG. 3 is a schematic view of the locking mechanism and the connecting plate of the present invention;

FIG. 4 is a schematic view of the structure of the movable rod and the roller shaft of the present invention;

the reference numbers in the figures illustrate: 1. a fixed seat; 101. a groove; 2. a limiting strip; 3. a balancing weight; 301. a chute; 4. a movable rod; 5. a roll shaft; 6. a handle; 7. a load sensor; 8. a connecting plate; 9. a roller; 10. a locking mechanism; 1001. a limiting rod; 1002. a slide bar; 1003. a spring; 1004. a Y-shaped rod; 1005. and (5) clamping the column.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "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.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a portable highway bridge bearing capacity detection device, including fixing base 1, it is equidistant from top to bottom to be equipped with a plurality of balancing weights 3 in the fixing base 1, 3 rear end bottom surfaces of balancing weights are equipped with the movable rod 4, 4 rear ends of movable rod pass fixing base 1 and extend to the outside and fixedly connected with handle 6, 1 bottom surface middle part of fixing base is rectangular structure and installs a plurality of load sensor 7, the left and right ends in 1 bottom surface of fixing base all offer recess 101, sliding connection has connecting plate 8 in the recess 101, the equal fixedly connected with gyro wheel 9 of 8 bottom surfaces front and back ends of connecting plate, 8 upsides of connecting plate are equipped with locking mechanism 10, locking mechanism 10 is including the gag lever post 1001 that is U style of calligraphy structure, the equal fixedly connected with slide bar 1002 of lower extreme on the gag lever post 1001, the slide bar 1002 outer wall cover that is located the downside is equipped with spring 1003, gag lever post 1001 rear side is equipped with Y type pole 1004. According to the utility model, the Y-shaped rod 1004 is moved upwards, the Y-shaped rod 1004 rotates to drive the clamping column 1005 to be separated from the limiting rod 1001, so that the connecting plate 8 connected with the sliding rod 1002 and the roller 9 move upwards in the groove 101, the load sensor 7 on the bottom surface of the fixed seat 1 is contacted with the ground, and when the Y-shaped rod 1004 is moved reversely, the Y-shaped rod 1004 drives the clamping column 1005 to be contacted with the inner end of the limiting rod 1001, so that the roller 9 is driven to move to the lower side of the groove 101.

Specifically, the inner wall of the fixing seat 1 is fixedly connected with a plurality of limiting strips 2 in a rectangular structure, and the limiting strips 2 are connected with the balancing weight 3 in a sliding mode through sliding grooves 301. The limiting strip 2 ensures that the balancing weight 3 vertically descends, and the accuracy of bearing test is ensured.

Further, the top surface of the front end of the movable rod 4 is rotatably connected with a plurality of roll shafts 5, and the top surfaces of the roll shafts 5 are in frictional contact with the balancing weight 3. The roller 5 reduces the contact friction with the balancing weight 3, so that the handle 6 can be easily pulled to drive the roller 5 to be separated from the balancing weight 3.

Still further, the sliding rod 1002 is connected with the fixed seat 1 in a sliding manner, and the lower end of the sliding rod 1002 positioned on the lower side penetrates into the groove 101 and is connected and fixed with the connecting plate 8. The sliding rod 1002 is driven by the limiting rod 1001 to move up and down, the connecting plate 8 is driven to ascend in the groove 101 when the sliding rod 1002 moves upwards, and the connecting plate 8 is driven to descend in the groove 101 when the sliding rod 1002 moves downwards.

Furthermore, the Y-shaped rod 1004 is hinged to the fixing base 1, and a clip 1005 fixedly connected to the front wall of the lower portion of the Y-shaped rod 1004 is slidably connected to the limiting rod 1001. When the limiting rod 1001 is separated from the clamping column 1005, the spring 1003 drives the sliding rod 1002 connected with the limiting rod 1001 to move upwards, and the sliding rod 1002 drives the roller 9 to contract into the groove 101.

The working principle is as follows: the load sensor 7 of the utility model is connected with a control mechanism on the rear wall of a fixed seat 1, when the road surface is carried and detected, a Y-shaped rod 1004 is moved upwards, the Y-shaped rod 1004 rotates to drive a clamping column 1005 to be separated from the contact of a limiting rod 1001, a spring 1003 drives a sliding rod 1002 connected with the limiting rod 1001 to move upwards, the sliding rod 1002 drives a roller 9 connected with a connecting plate 8 to contract into a groove 101, the fixed seat 1 descends under the influence of self weight to enable the load sensor 7 on the bottom surface to be contacted with the ground, a handle 6 is pulled towards the rear side, the handle 6 drives a roller shaft 5 connected with a movable rod 4 to be contacted with a counterweight block 3 to be cancelled, the counterweight block 3 falls to the lower part of the fixed seat 1, the load sensor 7 transmits the detected pressure to an external output end through the control mechanism, when the detection is finished, the Y-shaped rod 1004 is moved reversely, the Y-shaped rod 1004 drives the clamping column 1005 to be contacted with the inner end of the limiting rod 1001, at this time, the limiting rod 1001 drives the sliding rod 1002 to move downwards, and the sliding rod 1002 drives the roller 9 to move to the lower side of the groove 101, so that the device can move.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a portable highway bridge bearing capacity detection device, includes fixing base (1), its characterized in that: a plurality of balancing weights (3) are arranged in the fixing seat (1) at equal intervals from top to bottom, a movable rod (4) is arranged on the bottom surface of the rear end of each balancing weight (3), the rear end of each movable rod (4) penetrates through the fixing seat (1) and extends to the outer side of the fixing seat and is fixedly connected with a handle (6), a plurality of load sensors (7) are arranged in the middle of the bottom surface of the fixing seat (1) in a rectangular structure, grooves (101) are formed in the left end and the right end of the bottom surface of the fixing seat (1), connecting plates (8) are connected in the grooves (101) in a sliding mode, idler wheels (9) are fixedly connected to the front end and the rear end of the bottom surface of each connecting plate (8), a locking mechanism (10) is arranged on the upper side of each connecting plate (8), each locking mechanism (10) comprises a limiting rod (1001) in a U-shaped structure, sliding rods (1002) are fixedly connected to the upper end and the lower end of each limiting rod (1001), a spring (1003) is sleeved on the outer wall of each sliding rod (1002), and a Y-shaped rod (1004) is arranged on the rear side of the limiting rod (1001).

2. The portable road bridge bearing capacity detection device of claim 1, wherein: the inner wall of the fixing seat (1) is fixedly connected with a plurality of limiting strips (2) in a rectangular structure, and the limiting strips (2) are connected with the balancing weight (3) in a sliding mode through sliding grooves (301).

3. The portable road bridge bearing capacity detection device of claim 1, wherein: the movable rod (4) front end top surface rotates and is connected with a plurality of roller (5), roller (5) top surface and balancing weight (3) frictional contact.

4. The portable road bridge bearing capacity detection device of claim 1, wherein: the sliding rod (1002) is connected with the fixed seat (1) in a sliding mode, and the lower end of the sliding rod (1002) located on the lower side penetrates into the groove (101) and is connected and fixed with the connecting plate (8).

5. The portable road bridge bearing capacity detection device of claim 1, wherein: the Y-shaped rod (1004) is hinged to the fixing seat (1), and a clamping column (1005) fixedly connected with the front wall of the lower portion of the Y-shaped rod (1004) is connected with the limiting rod (1001) in a sliding mode.

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