CN216208195U

CN216208195U - Device for detecting bearing capacity of highway bridge

Info

Publication number: CN216208195U
Application number: CN202122399520.2U
Authority: CN
Inventors: 邓强
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-04-05
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses a device for detecting the bearing capacity of a highway bridge, and relates to the field of road construction detection. This highway bridge bearing capacity detection device, the interior top fixed mounting of test rack has first hydraulic press, the output fixed mounting of first hydraulic press has a sliding pressure plate, the bottom fixed mounting of test rack has the support plate, the equal sliding connection in both ends upper surface of support plate has the supporting seat, sliding connection seat's inside activity is pegged graft and is had the slide rail, slide rail sliding connection is in the inside of test rack, sliding connection seat's middle part rotates and is connected with the gyro wheel, one side fixed mounting of sliding connection seat has the second hydraulic press, second hydraulic press sliding connection is at the surface of test rack. This highway bridge bearing capacity detection device can carry out static load and dynamic load ability to the sample and detect.

Description

Device for detecting bearing capacity of highway bridge

Technical Field

The utility model relates to the technical field of road construction detection, in particular to a device for detecting the bearing capacity of a highway bridge.

Background

Most of the existing roads and bridges are formed by pouring concrete reinforcements during construction, after the construction is finished, a construction department can provide corresponding load limit standards according to the actual conditions of the construction so as to ensure the safety of the roads or bridges, the load capacity of the roads is determined by the structural strength of the construction, and therefore, when the load capacity of the roads and the bridges is detected, the strength of the poured materials after the roads and the bridges are constructed is generally detected.

The existing method for detecting the strength of the pouring object generally performs static extrusion on the pouring object through a press machine, vehicles with different loads are simulated by changing the pressure of the press machine, but the actual situation is that the vehicles all run dynamically on the road, the static extrusion rarely exists, the existing detection mode is a static load test and lacks a dynamic load test, so that certain difference exists between test data and the actual situation, and therefore the road bridge bearing capacity detection device needs to be provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model discloses a device for detecting the bearing capacity of a highway bridge, which aims to solve the problems in the background art.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: a road bridge bearing capacity detection device, comprising:

the detection device comprises a detection frame, a first hydraulic machine is fixedly installed at the inner top of the detection frame, a sliding press plate is fixedly installed at the output end of the first hydraulic machine, a support plate is fixedly installed at the bottom of the detection frame, and the upper surfaces of two ends of the support plate are both connected with support seats in a sliding mode;

the sliding connection seat, the inside activity of sliding connection seat is pegged graft and is had the slide rail, slide rail sliding connection is in the inside of test rack, the middle part of sliding connection seat rotates and is connected with the gyro wheel, one side fixed mounting of sliding connection seat has the second hydraulic press, second hydraulic press sliding connection is at the surface of test rack.

Preferably, the inner wall both sides of detecting the frame have all been seted up the spout, the equal fixedly connected with first slider in both ends of slide rail, the equal fixedly connected with second slider in both ends of support plate, the equal sliding connection of first slider and second slider is in the inside of spout.

Preferably, the inside fixedly connected with fixed guide rail of spout, first slider and second slider all activity cup joint at fixed guide rail's surface, fixed guide rail's bottom surface activity cup joints the spring.

Preferably, a movable groove is formed in one side of the detection frame and located between the two groups of fixed guide rails, the output end of the second hydraulic machine is connected to the inside of the movable groove in a sliding mode, a U-shaped frame is fixedly connected to one side of the sliding connection seat, and the output end of the second hydraulic machine is fixedly connected to the side face of the U-shaped frame.

Preferably, the lower surface of the sliding pressure plate is provided with a limiting groove, the roller is connected inside the limiting groove in a rolling manner, and the outer surface of the roller is movably sleeved with a rubber ring.

Preferably, the outer surface of one side of the detection frame is fixedly connected with a limit guide rail, the outer surface of the limit guide rail is connected with a sliding plate in a sliding manner, and the second hydraulic machine is fixedly installed on the outer surface of the sliding plate.

Preferably, the inside of support plate rotates and is connected with two-way screw rod, the lower fixed surface of supporting seat is connected with the screw thread ring, and two sets of screw thread ring is threaded connection respectively at two end surface of two-way screw rod.

The utility model discloses a device for detecting the bearing capacity of a highway bridge, which has the following beneficial effects:

1. this highway bridge bearing capacity detection device, through starting first hydraulic press, sliding pressure plate extrudees sliding connection seat downwards, finally make the bottom of gyro wheel and pour the thing sample and contact, then the pressure size through continuous increase first hydraulic press, with this static load capacity size that detects this thing of pouring, then change the sample, repeat above-mentioned step, then start the second hydraulic press, make the output of second hydraulic press carry out reciprocating telescopic motion, with this make the gyro wheel roll at the upper surface of pouring the thing sample, with this dynamic load capacity size that detects this thing sample of pouring.

2. This highway bridge bearing capacity detection device is through rotating two-way screw rod for two sets of screw rings move to middle part or both ends simultaneously at two-way screw rod's both ends, then place the both ends upper surface at the supporting seat respectively with the both ends of pouring the thing sample, with this sample that adapts to different size of a dimension.

Drawings

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

FIG. 2 is a schematic view of the outer surface structure of the sliding connector seat of the present invention;

FIG. 3 is an exploded view of the internal structure of the inspection rack of the present invention;

fig. 4 is an exploded view of the internal structure of the carrier plate according to the present invention.

In the figure: 1. a detection frame; 2. a first hydraulic machine; 3. a sliding platen; 4. a carrier plate; 5. a sliding connection seat; 6. a second hydraulic machine; 7. limiting a guide rail; 8. a roller; 9. a slide rail; 10. a first slider; 11. a U-shaped frame; 12. a chute; 13. fixing the guide rail; 14. a second slider; 15. a spring; 16. a limiting groove; 17. a movable groove; 18. a sliding plate; 19. a supporting seat; 20. a threaded ring; 21. a bidirectional screw.

Detailed Description

The embodiment of the utility model discloses a device for detecting the bearing capacity of a highway bridge, which comprises a detection frame 1, wherein a first hydraulic machine 2 is fixedly installed at the inner top of the detection frame 1, a sliding pressing plate 3 is fixedly installed at the output end of the first hydraulic machine 2, a support plate 4 is fixedly installed at the bottom of the detection frame 1, and the upper surfaces of two ends of the support plate 4 are both connected with a support seat 19 in a sliding manner;

simultaneously the device still includes sliding connection seat 5, and sliding connection seat 5's inside activity is pegged graft and is had slide rail 9, and slide rail 9 sliding connection is in the inside of testing stand 1, and sliding connection seat 5's middle part rotates and is connected with gyro wheel 8, and one side fixed mounting of sliding connection seat 5 has second hydraulic press 6, and 6 sliding connection of second hydraulic press are at the surface of testing stand 1.

Referring to the attached drawings 2-3, the inner wall of the detection frame 1 is provided with two sides with sliding grooves 12, two ends of the sliding rail 9 are fixedly connected with first sliding blocks 10, two ends of the carrier plate 4 are fixedly connected with second sliding blocks 14, the first sliding blocks 10 and the second sliding blocks 14 are slidably connected inside the sliding grooves 12, the sliding grooves 12 are fixedly connected with fixed guide rails 13, the first sliding blocks 10 and the second sliding blocks 14 are movably sleeved on the outer surfaces of the fixed guide rails 13, springs 15 are movably sleeved on the outer surfaces of the bottom ends of the fixed guide rails 13, and the vertical sliding tracks of the carrier plate 4 and the sliding connection seat 5 are limited.

Referring to fig. 3, one side of the detection frame 1 is located between two sets of fixed guide rails 13 and has been provided with a movable groove 17, the output sliding connection of the second hydraulic machine 6 is in the movable groove 17, one side fixedly connected with U-shaped frame 11 of the sliding connection seat 5, the output fixed connection of the second hydraulic machine 6 is in the side of the U-shaped frame 11, and in the up-and-down sliding process of the sliding connection seat 5, the second hydraulic machine 6 slides up and down along the movable groove 17.

Referring to the attached drawings 2-3, a limiting groove 16 is formed in the lower surface of the sliding pressing plate 3, the roller 8 is connected to the inside of the limiting groove 16 in a rolling mode, a rubber ring is movably sleeved on the outer surface of the roller 8, and the top end of the roller 8 is not in contact with the inner top of the limiting groove 16.

Referring to fig. 1 and 3, a limit guide rail 7 is fixedly connected to the outer surface of one side of the detection frame 1, a sliding plate 18 is slidably connected to the outer surface of the limit guide rail 7, the second hydraulic machine 6 is fixedly mounted on the outer surface of the sliding plate 18, and the limit guide rail 7 can prevent the second hydraulic machine 6 from deflecting during sliding in a limited manner.

Referring to fig. 4, a bidirectional screw 21 is rotatably connected inside the carrier plate 4, threaded rings 20 are fixedly connected to the lower surface of the support seat 19, two sets of threaded rings 20 are respectively and threadedly connected to the outer surfaces of two ends of the bidirectional screw 21, and the thread grooves of the outer surfaces of two ends of the bidirectional screw 21 are opposite in direction.

The working principle is as follows: when the device is used, firstly, adjustment is carried out according to a casting sample to be detected, two groups of threaded rings 20 are enabled to move towards the middle part or two ends of the two-way screw 21 at the same time by rotating the two-way screw 21, then the two ends of the casting sample are respectively placed on the upper surfaces of the two ends of the supporting seat 19, then the first hydraulic machine 2 is started to drive the sliding press plate 3 to slide downwards along the fixed guide rail 13, so that the top of the roller 8 enters the inside of the limiting groove 16, meanwhile, the sliding press plate 3 abuts against the upper surface of the sliding connection seat 5, then, the sliding connection seat 5 is extruded downwards, at the moment, the first sliding blocks 10 at the two ends of the sliding rail 9 slide downwards on the outer surface of the fixed guide rail 13, the spring 15 is compressed, meanwhile, the sliding plate 18 carries the second hydraulic machine 6 to move downwards along the movable groove 17 on the outer surface of the limiting guide rail 7 in the process, finally, the bottom end of the roller 8 is contacted with a casting sample, and then the static load capacity of the casting is detected by continuously increasing the pressure of the first hydraulic press 2;

meanwhile, when the device is used for detecting, after the steps are completed, the second hydraulic machine 6 is started again, so that the output end of the second hydraulic machine 6 conducts reciprocating telescopic motion, the sliding connection seat 5 is driven to slide on the outer surface of the sliding rail 9, the roller 8 rolls on the upper surface of a pouring object sample, meanwhile, the pressure of the first hydraulic machine 2 is continuously increased in the process, and the dynamic load capacity of the pouring object sample is monitored.

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

1. The utility model provides a highway bridge bearing capacity detection device which characterized in that includes:

the detection device comprises a detection frame (1), wherein a first hydraulic machine (2) is fixedly installed at the inner top of the detection frame (1), a sliding pressing plate (3) is fixedly installed at the output end of the first hydraulic machine (2), a support plate (4) is fixedly installed at the bottom of the detection frame (1), and the upper surfaces of two ends of the support plate (4) are both connected with support seats (19) in a sliding mode;

sliding connection seat (5), the inside activity of sliding connection seat (5) is pegged graft and is had slide rail (9), slide rail (9) sliding connection is in the inside of detecting frame (1), the middle part of sliding connection seat (5) is rotated and is connected with gyro wheel (8), one side fixed mounting of sliding connection seat (5) has second hydraulic press (6), second hydraulic press (6) sliding connection is at the surface that detects frame (1).

2. The device for detecting the bearing capacity of the road bridge according to claim 1, wherein: the inner wall both sides of detecting frame (1) have all been seted up spout (12), the equal fixedly connected with first slider (10) in both ends of slide rail (9), the equal fixedly connected with second slider (14) in both ends of support plate (4), the equal sliding connection of first slider (10) and second slider (14) is in the inside of spout (12).

3. The device for detecting the bearing capacity of the road bridge according to claim 2, wherein: the inside fixedly connected with fixed guide (13) of spout (12), first slider (10) and second slider (14) all activity cup joint at the surface of fixed guide (13), the bottom surface activity of fixed guide (13) has cup jointed spring (15).

4. The device for detecting the bearing capacity of the road bridge according to claim 3, wherein: one side of the detection frame (1) is located between two sets of fixed guide rails (13) and is provided with a movable groove (17), the output end of the second hydraulic machine (6) is connected to the inside of the movable groove (17) in a sliding mode, one side of the sliding connection seat (5) is fixedly connected with a U-shaped frame (11), and the output end of the second hydraulic machine (6) is fixedly connected to the side face of the U-shaped frame (11).

5. The device for detecting the bearing capacity of the road bridge according to claim 1, wherein: the lower surface of the sliding pressing plate (3) is provided with a limiting groove (16), the roller (8) is connected inside the limiting groove (16) in a rolling mode, and a rubber ring is movably sleeved on the outer surface of the roller (8).

6. The device for detecting the bearing capacity of the road bridge according to claim 1, wherein: the outer surface of one side of the detection frame (1) is fixedly connected with a limiting guide rail (7), the outer surface of the limiting guide rail (7) is connected with a sliding plate (18) in a sliding mode, and the second hydraulic machine (6) is fixedly installed on the outer surface of the sliding plate (18).

7. The device for detecting the bearing capacity of the road bridge according to claim 1, wherein: the inner part of the carrier plate (4) is rotatably connected with a bidirectional screw rod (21), the lower surface of the supporting seat (19) is fixedly connected with threaded rings (20), and the two threaded rings (20) are respectively in threaded connection with the outer surfaces of the two ends of the bidirectional screw rod (21).