CN215218368U

CN215218368U - Device for detecting bearing capacity of highway bridge

Info

Publication number: CN215218368U
Application number: CN202121229756.5U
Authority: CN
Inventors: 邹小乐; 郭鹏; 王清峰; 徐盈飞
Original assignee: Anhui Lutong Highway Engineering Inspection Co ltd
Current assignee: Anhui Lutong Highway Engineering Inspection Co ltd
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2021-12-17
Anticipated expiration: 2031-06-02

Abstract

The utility model discloses a highway bridge bearing capacity detection device, the on-line screen storage device comprises a base, the top fixed mounting of base has testing platform and two risers, and testing platform is located between two risers, and the equal fixed mounting in one side that two risers were kept away from each other has electric putter, and the equal fixed mounting in one side that two electric putter kept away from each other has the telescopic link, and the through-hole has all been seted up to one side that two risers are close to each other, and the one end that two telescopic links are close to each other runs through corresponding through-hole respectively. The utility model relates to a rationally, the practicality is good, is convenient for carry out bearing capacity test to the road deck, can survey and observe the pressure value that the road deck received, judges whether the road deck pressurized produces concave deformation, the simple operation, excellent in use effect is convenient for adjust the horizontal position of clamp plate moreover, is convenient for treat the different positions that detect the road deck and carries out bearing capacity test, and is good to the bearing capacity test effect of road deck, and the testing result is more accurate.

Description

Device for detecting bearing capacity of highway bridge

Technical Field

The utility model relates to a public road bridge roof beam check out test set technical field specifically is a public road bridge roof beam bearing capacity detection device.

Background

Nowadays, with the rapid development of society, the construction of highway bridges is increasing, and in the construction of highway bridges, the bearing capacity of the highway and bridge plays a crucial role in the safety of driving, and the longer the service life of the highway bridge is, the more the highway bridge is bent and cracked, so that before the construction of highway bridge engineering, the bearing capacity test of a prefabricated road deck is generally needed, thereby predicting the compressive capacity of the road surface of the highway bridge after construction, and simultaneously discovering the potential safety hazard of the highway bridge after being put into use in advance.

However, in the prior art, the bearing capacity detection device for the common road bridge is used, the operation process is complicated, the pressure value received by the road deck cannot be measured and observed, whether the road deck is pressed to generate concave deformation or not is inconvenient to judge, the using effect of the detection device is unsatisfactory, and bearing capacity detection tests are not convenient to carry out on different positions of the road deck to be detected, the bearing capacity detection effect on the road deck is poor, the detection result is not accurate enough, therefore, the bearing capacity detection device for the common road bridge is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model is not enough to prior art, the utility model provides a public road bridge bearing capacity detection device, current public road bridge bearing capacity check out test set has been solved when using, the operation process is loaded down with trivial details, can not survey and observe the pressure value that the decking received, be not convenient for judge whether the decking pressurized produces recessed deformation, the result of use that leads to check out test set is unsatisfactory, and be not convenient for treat the different positions that detect the decking and carry out bearing capacity test, the bearing capacity detection effect to the decking is not good, the not accurate problem of testing result inadequately.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a device for detecting the bearing capacity of a highway bridge comprises a base, wherein a detection platform and two vertical plates are fixedly installed at the top of the base, the detection platform is positioned between the two vertical plates, electric push rods are fixedly installed on the sides, away from each other, of the two vertical plates, telescopic rods are fixedly installed on the sides, away from each other, of the two electric push rods, through holes are formed in the sides, close to each other, of the two vertical plates, one ends, close to each other, of the two telescopic rods respectively penetrate through the corresponding through holes, clamping plates are fixedly installed on the ends, close to each other, of the two telescopic rods, the same transverse plate is fixedly installed at the top of the two vertical plates, a sliding groove is formed in the bottom of the transverse plate, a lead screw is arranged in the sliding groove, a sliding seat is sleeved on a threaded sleeve of the lead screw, a motor is fixedly installed on the inner wall of one side of the sliding groove, one end of the lead screw is fixedly connected with the output shaft end of the motor, and a hydraulic cylinder is fixedly installed outside the sliding groove at the bottom of the sliding seat, the output shaft end fixed mounting of pneumatic cylinder has flexible post, and the bottom fixed mounting of flexible post has the mounting panel, and the bottom fixed mounting of mounting panel has pressure sensor, and pressure sensor's bottom fixed mounting has the clamp plate.

Preferably, a controller is fixedly installed on the front side of the transverse plate, and a display screen and a plurality of control buttons are installed on the controller.

Preferably, the equal fixed mounting in both sides of mounting panel has the pilot bar, and the rectangular hole has all been seted up to one side that two risers are close to each other, and the one end that two pilot bars were kept away from each other runs through corresponding rectangular hole respectively, and the equal fixed mounting in one side that two risers kept away from each other has the dipperstick.

Preferably, a guide rod is fixedly installed in the sliding groove, and the sliding seat is sleeved on the guide rod in a sliding manner.

Preferably, a bearing seat is fixedly installed on the inner wall of one side, away from the motor, of the sliding chute, and one end, away from the motor, of the screw rod is rotatably installed on the bearing seat.

Preferably, the top of the detection platform is fixedly provided with a non-slip mat.

(III) advantageous effects

The utility model provides a highway bridge bearing capacity detection device. The method has the following beneficial effects:

(1) this public road bridge bearing capacity detection device, through starting two electric putter, steerable two splint carry out horizontal migration, and the interval between two splint reduces gradually, utilizes two splint to press from both sides the tight fixing on testing platform of pavement slab that waits to detect to can avoid carrying out bearing capacity test process to the pavement slab and take place skew or shift.

(2) This a highway bridge bearing capacity detection device, through starting hydraulic cylinder work, steerable mounting panel, pressure sensor and the vertical downstream of clamp plate, the mounting panel drives two pilot bars downstream, utilize the clamp plate to apply for the decurrent pressure of decking, can carry out bearing capacity test to the decking, utilize pressure sensor can transmit the pressure signal who detects to the controller in, and show the pressure value that pressure sensor detected on the display screen, make things convenient for the staff to watch, numerical value on the directional dipperstick of pilot bar through observing, can highly measure and calculate moving down of clamp plate, can judge whether the decking pressurized produces recessed deformation, thereby conveniently carry out bearing capacity test to the decking, and the operation is convenient, excellent in use effect.

(3) This public road bridge bearing capacity detection device, through starter motor corotation or just conversely, steerable clamp plate level removes left or right to be convenient for adjust the horizontal position of clamp plate, be convenient for treat the different positions that detect the road deck and carry out bearing capacity testing, labour saving and time saving, the simple operation, it is effectual to the bearing capacity detection of road deck, the testing result is more accurate.

Drawings

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

FIG. 2 is a schematic sectional view of the front view of the present invention;

fig. 3 is an enlarged schematic view of a portion a of fig. 1.

In the figure: 1. a base; 2. a detection platform; 3. a vertical plate; 4. an electric push rod; 5. a telescopic rod; 6. a splint; 7. a transverse plate; 8. a chute; 9. a screw rod; 10. a slide base; 11. a motor; 12. a hydraulic cylinder; 13. a telescopic column; 14. mounting a plate; 15. a pressure sensor; 16. pressing a plate; 17. a non-slip mat; 18. a controller; 19. an indication lever; 20. a rectangular hole; 21. measuring a scale; 22. a guide 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. 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.

As shown in fig. 1-3, the utility model provides a technical solution: a device for detecting the bearing capacity of a highway bridge comprises a base 1, wherein a detection platform 2 and two vertical plates 3 are fixedly arranged at the top of the base 1, the detection platform 2 is positioned between the two vertical plates 3, electric push rods 4 are fixedly arranged at the sides, far away from each other, of the two vertical plates 3, telescopic rods 5 are fixedly arranged at the sides, far away from each other, of the two electric push rods 4, through holes are formed at the sides, near to each other, of the two vertical plates 3, one ends, near to each other, of the two telescopic rods 5 respectively penetrate through the corresponding through holes, clamping plates 6 are fixedly arranged at the ends, near to each other, of the two telescopic rods 5, through the arrangement of the two electric push rods 4, the two clamping plates 6 can be controlled to horizontally move, a pavement slab to be detected can be stably clamped and fixed on the detection platform 2 by utilizing the two clamping plates 6, the same transverse plate 7 is fixedly arranged at the tops of the two vertical plates 3, and a chute 8 is formed at the bottom of the transverse plate 7, be provided with lead screw 9 in the spout 8, threaded sleeve is equipped with slide 10 on the lead screw 9, fixed mounting has motor 11 on one side inner wall of spout 8, the one end of lead screw 9 and motor 11's output shaft end fixed connection, slide 10's bottom extends to spout 8 outer and fixed mounting has pneumatic cylinder 12, pneumatic cylinder 12's output shaft end fixed mounting has flexible post 13, the bottom fixed mounting of flexible post 13 has mounting panel 14, mounting panel 14's bottom fixed mounting has pressure sensor 15, pressure sensor 15's bottom fixed mounting has clamp plate 16, through setting up pneumatic cylinder 12, steerable clamp plate 16 risees and reduces, through setting up clamp plate 16, can treat the road deck that detects and apply decurrent pressure.

In this embodiment, a controller 18 is fixedly installed on the front side of the transverse plate 7, a display screen and a plurality of control buttons are installed on the controller 18, an external power line is installed on the transverse plate 7, the two electric push rods 4, the motor 11, the hydraulic cylinder 12, the pressure sensor 15, the controller 18, the display screen, the plurality of control buttons and the external power line are electrically connected in sequence through a wire to form a loop, the motor 11 is a motor capable of rotating forward and backward, by arranging the controller 18, the pressure signal detected by the pressure sensor 15 can be transmitted to the controller 18, and the value of the pressure detected by the pressure sensor 15 can be displayed on the display screen, by providing a plurality of control buttons, can control the start-stop and positive and negative rotation of the motor 11, can control the start-stop and reset of the two electric push rods 4, the hydraulic cylinder 12 can be controlled to start, stop and reset, and the pressure sensor 15 and the display screen can be controlled to be opened and closed respectively.

Referring to fig. 1 and 3, in this embodiment, the equal fixed mounting in both sides of mounting panel 14 has indicator bar 19, rectangular hole 20 has all been seted up to one side that two risers 3 are close to each other, corresponding rectangular hole 20 is run through respectively to the one end that two indicator bars 19 kept away from each other, the equal fixed mounting in one side that two risers 3 kept away from each other has dipperstick 21, through setting up two indicator bars 19 and two dipperstick 21, treat to detect the road deck and carry out bearing capacity testing process, can measure the height that moves down of clamp plate 16, thereby judge the deflection that the road deck received pressure production.

In this embodiment, a guide rod 22 is fixedly installed in the sliding groove 8, the sliding seat 10 is slidably sleeved on the guide rod 22, and the guide rod 22 is arranged to guide the sliding direction of the sliding seat 10, so that the sliding seat 10 can drive the hydraulic cylinder 12, the mounting plate 14, the pressure sensor 15 and the pressing plate 16 to move horizontally.

In this embodiment, fixed mounting has the bearing frame on the one side inner wall that motor 11 was kept away from to spout 8, and the one end that motor 11 was kept away from to lead screw 9 is rotated and is installed on the bearing frame, through setting up the bearing frame, plays the effect of carrying out effectual support and location to the mounted position of lead screw 9 for lead screw 9 can carry out steady rotation.

In this embodiment, the top fixed mounting of testing platform 2 has slipmat 17, through setting up slipmat 17 for it is more firm when placing on testing platform 2 to wait to detect the pavement board, is carrying out the not easy emergence skew in the bearing capacity test process to the pavement board.

When the device is used, a pavement slab to be detected is placed on the anti-skid pad 17 at the top of the detection platform 2, a power supply is switched on, the two electric push rods 4 are started to work, the two telescopic rods 5 drive the corresponding clamping plates 6 to move horizontally, the distance between the two clamping plates 6 is gradually reduced, when the two clamping plates 6 are respectively in clamping contact with the two sides of the pavement slab to be detected, the two electric push rods stop working, so that the pavement slab to be detected can be clamped and fixed on the detection platform 2 by the two clamping plates 6, the pavement slab to be detected can be prevented from being deviated or shifted in the bearing capacity test process, after the pavement slab is clamped and fixed, the hydraulic cylinder 12 is started to work, the telescopic column 13 drives the mounting plate 14, the pressure sensor 15 and the pressing plate 16 to vertically move downwards, the mounting plate 14 drives the two indicating rods 19 to move downwards, and when the bottom of the pressing plate 16 is in contact with the upper surface of the pavement slab, firstly suspending the hydraulic cylinder 12, at this moment, the staff observes the scale value of the indicating rod 19 corresponding to the measuring scale 21 and records the scale value, then starting the pressure sensor 15 and the display screen, and then continuing to start the hydraulic cylinder 12 to work, so that the pressing plate 16 applies downward pressure to the pavement slab, and then carrying out bearing capacity detection test on the pavement slab, the detected pressure signal can be transmitted to the controller 18 by utilizing the pressure sensor 15, and the pressure value detected by the pressure sensor 15 is displayed on the display screen, so that the staff can conveniently watch the pressure value, in the process of carrying capacity detection on the pavement slab, the downward moving height of the pressing plate 16 can be measured and calculated by observing the value of the indicating rod 19 pointing to the measuring scale 21, so that whether the pavement slab is pressed to generate concave deformation or not can be judged, and after the detection is finished, the hydraulic cylinder 12 is started to reset, so that the telescopic column 13 drives the mounting plate 14 to drive the mounting plate 14, The pressure sensor 15 and the pressure plate 16 vertically move upwards to return to the original position, the motor 11 is started to rotate forwards, the motor 11 drives the screw rod 9 to rotate, and as the sliding seat 10 is in threaded connection and matching with the screw rod 9, under the guiding action of the guide rod 22, the sliding seat 10 drives the hydraulic cylinder 12, the mounting plate 14, the pressure sensor 15 and the pressure plate 16 to move horizontally leftwards, and similarly, the motor 11 is started to rotate reversely, the motor 11 drives the screw rod 9 to rotate reversely, so that the sliding base 10 drives the hydraulic cylinder 12, the mounting plate 14, the pressure sensor 15 and the pressure plate 16 to move horizontally to the right, thereby facilitating the adjustment of the horizontal position of the pressing plate 16, facilitating the bearing capacity detection test of different positions of the pavement slab to be detected according to the test steps, saving time and labor, being convenient to operate, the detection effect on the bearing capacity of the road panel is good, the detection result is more accurate, and the contents which are not described in detail in the specification belong to the prior art which is known by the professional technicians in the field.

To sum up, this public road bridge bearing capacity detection device is convenient for carry out bearing capacity test to the curb plate, can survey and observe the pressure value that the curb plate received, judge whether the curb plate pressurized produces recessed deformation, the simple operation, excellent in use effect is convenient for adjust the horizontal position of clamp plate moreover, be convenient for treat the different positions that detect the curb plate and carry out bearing capacity test, bearing capacity test to the curb plate is good, the testing result is more accurate.

Claims

1. The utility model provides a highway bridge bearing capacity detection device, includes base (1), its characterized in that: the detection device is characterized in that a detection platform (2) and two vertical plates (3) are fixedly mounted at the top of the base (1), the detection platform (2) is located between the two vertical plates (3), electric push rods (4) are fixedly mounted on one sides of the two vertical plates (3) far away from each other, telescopic rods (5) are fixedly mounted on one sides of the two electric push rods (4) far away from each other, through holes are formed in one sides of the two vertical plates (3) close to each other, corresponding through holes are respectively penetrated through by one ends of the two telescopic rods (5) close to each other, clamping plates (6) are fixedly mounted at one ends of the two telescopic rods (5) close to each other, the same transverse plate (7) is fixedly mounted at the top of the two vertical plates (3), a sliding groove (8) is formed in the bottom of the transverse plate (7), and a lead screw (9) is arranged in the sliding groove (8), screw thread cover is equipped with slide (10) on lead screw (9), fixed mounting has motor (11) on the one side inner wall of spout (8), the one end of lead screw (9) with the output shaft fixed connection of motor (11), the bottom of slide (10) extends to spout (8) outer and fixed mounting has pneumatic cylinder (12), the output shaft fixed mounting of pneumatic cylinder (12) has flexible post (13), the bottom fixed mounting of flexible post (13) has mounting panel (14), the bottom fixed mounting of mounting panel (14) has pressure sensor (15), the bottom fixed mounting of pressure sensor (15) has clamp plate (16).

2. The device for detecting the bearing capacity of the road bridge according to claim 1, wherein: the front side fixed mounting of diaphragm (7) has controller (18), install display screen and a plurality of control button on controller (18).

3. The device for detecting the bearing capacity of the road bridge according to claim 1, wherein: the equal fixed mounting in both sides of mounting panel (14) has indicator lever (19), two rectangular hole (20), two have all been seted up to one side that riser (3) are close to each other the one end of keeping away from each other of indicator lever (19) runs through corresponding rectangular hole (20), two the equal fixed mounting in one side that riser (3) kept away from each other has dipperstick (21).

4. The device for detecting the bearing capacity of the road bridge according to claim 1, wherein: the sliding device is characterized in that a guide rod (22) is fixedly mounted in the sliding groove (8), and the sliding seat (10) is slidably sleeved on the guide rod (22).

5. The device for detecting the bearing capacity of the road bridge according to claim 1, wherein: the sliding groove (8) is far away from a bearing seat is fixedly installed on the inner wall of one side of the motor (11), and the lead screw (9) is far away from one end of the motor (11) and is rotatably installed on the bearing seat.

6. The device for detecting the bearing capacity of the road bridge according to claim 1, wherein: and the top of the detection platform (2) is fixedly provided with an anti-skid pad (17).