CN218444945U

CN218444945U - Road bearing capacity experiment detection device

Info

Publication number: CN218444945U
Application number: CN202221480463.9U
Authority: CN
Inventors: 刘国庆; 韩易桐
Original assignee: Jiangsu Suxin Engineering Consulting Co ltd
Current assignee: Jiangsu Suxin Engineering Consulting Co ltd
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2023-02-03
Anticipated expiration: 2032-06-14

Abstract

The utility model discloses a road bearing capacity experiment detection device, including chassis and bearing plate, the bearing plate is placed in the chassis, the last fixed surface of bearing plate is connected with displacement sensor, displacement sensor's top fixedly connected with slide bar, and the circumference outer wall swing joint of slide bar has the hammer that falls, two draw-in grooves have been seted up in the outside of bearing plate, the both sides inner wall of chassis has all been seted up and has been kept away the position groove, keeps away position inslot swing joint and have the fixture block, and fixture block and draw-in groove looks swing joint, the equal fixedly connected with running-board of both sides outer wall of chassis, one side fixedly connected with wire rope of fixture block. The utility model discloses not only can not move detection device with the workman, make more convenient that detection device removed, improve the convenience that detection device removed, can avoid the drop hammer to pound displacement sensor bad moreover, improve detection device's life, can also facilitate the use detection device and detect the road surface, improve the convenience that detection device used.

Description

Road bearing capacity experiment detection device

Technical Field

The utility model relates to a road engineering technical field especially relates to a road bearing capacity experiment detection device.

Background

After the road is built, in order to ensure that the bearing capacity of the road meets the standard, a detection device is required to be used for carrying out experimental detection on the bearing capacity of the road, and in the prior art, a measured value of a rebound value of the road surface is used as a reference standard to evaluate the whole bearing capacity of the road surface.

In order to guarantee the accuracy, need carry out the multiple spot and detect, consequently, need frequently to remove detection device, all utilize the manual work to carry at present, remove comparatively inconveniently, be difficult to satisfy the user demand.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcomings existing in the prior art and providing a road bearing capacity experiment detection device.

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

the utility model provides a road bearing capacity experiment detection device, includes chassis and bearing plate, the bearing plate is placed in the chassis, the last fixed surface of bearing plate is connected with displacement sensor, displacement sensor's top fixedly connected with slide bar, the circumference outer wall swing joint of slide bar has the drop hammer, two draw-in grooves have been seted up in the outside of bearing plate, the both sides inner wall of chassis has all been seted up and has been kept away the position groove, keeps away the position inslot swing joint and have the fixture block, and fixture block and draw-in groove looks swing joint, the equal fixedly connected with running-board of both sides outer wall of chassis, one side fixedly connected with wire rope of fixture block, and wire rope passes the chassis and is fixed mutually with the running-board, one side fixedly connected with first spring of fixture block, and first spring with keep away the position groove and be fixed mutually, fixedly connected with a plurality of universal wheels in the chassis, the equal fixedly connected with pulley of both sides outer wall of chassis, and wire rope and pulley contact.

As the utility model discloses further scheme again, two spouts, and spout symmetric distribution have been seted up in the outside of bearing plate.

As the utility model discloses scheme further again, the both sides inner wall fixedly connected with lug of chassis, and lug and spout swing joint.

As the utility model discloses further scheme again, the equal fixedly connected with handle of both sides outer wall of chassis, and handle symmetric distribution.

As the utility model discloses scheme further again, two handles of the outside fixedly connected with of hammer that falls, the last fixed surface of hammer that falls is connected with the snap ring.

As the utility model discloses scheme further still, the circumference outer wall fixedly connected with fixed block of slide bar, the equal swing joint in both ends of fixed block has the trip, and trip and snap ring looks swing joint, two second springs of the outside fixedly connected with of slide bar, and the second spring is fixed mutually with the trip.

As the utility model discloses scheme further again, displacement sensor's last fixed surface is connected with a plurality of buffer blocks, and buffer block evenly distributed.

As the utility model discloses scheme further again, the top fixedly connected with rubber sleeve of slide bar, the outside of rubber sleeve is equipped with a plurality of anti-skidding lines.

The beneficial effects of the utility model are that:

1. through the universal wheel, the cooperation of fixture block and draw-in groove is used, after the bearing capacity to the road surface detects the completion, through slide bar pulling bearing plate rebound, after the bearing plate removed the take the altitude, the fixture block can enter into in the draw-in groove under the effort of first spring, thereby block the bearing plate, make bearing plate and ground break away from the contact, then with detection device through the universal wheel promote can, need not the workman move detection device, it is more convenient to make detection device remove, the convenience that detection device removed has been improved.

2. Through the setting of buffer block, strike along the slide bar whereabouts when the hammer that falls, ground subsides because the impact force of falling the hammer then ground kick-backs, and displacement sensor can measure the resilience value on ground, and the buffer block can provide the buffering to the effort of the whereabouts that displacement sensor received this moment, avoids falling the hammer and pounces displacement sensor bad, has improved detection device's life.

3. Through the setting of trip, when needs carry out bearing capacity to the road surface and detect, press the top of trip, the bottom of trip can expand this moment, makes the trip not block the snap ring to make the drop hammer can fall, facilitate the use detection device and detect the road surface, improved the convenience that detection device used.

Drawings

Fig. 1 is a schematic front side three-dimensional structure diagram of a road bearing capacity experiment detection device provided by the utility model;

fig. 2 is a schematic view of a partial cross-sectional structure of the road bearing capacity test detecting device provided by the present invention;

fig. 3 is the utility model provides a road bearing capacity experiment detection device's a portion enlargies the schematic structure.

In the figure: 1. a rubber sleeve; 2. anti-skid lines; 3. a snap ring; 4. dropping a hammer; 5. a slide bar; 6. a buffer block; 7. a foot pedal; 8. a chassis; 9. a chute; 10. a bump; 11. a handle; 12. a bearing plate; 13. a displacement sensor; 14. a handle; 15. a universal wheel; 16. a card slot; 17. a clamping block; 18. a first spring; 19. a pulley; 20. a wire rope; 21. a fixed block; 22. a second spring; 23. and (7) clamping a hook.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and the described embodiment is only a part of the embodiments of the present invention, but not all embodiments, and based on the embodiments of the present invention, other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a road bearing capacity experiment detection device comprises an underframe 8 and a bearing plate 12, wherein the bearing plate 12 is placed in the underframe 8, a displacement sensor 13 is fixed on the upper surface of the bearing plate 12 through a bolt, the type of the displacement sensor 13 is FLR-100-RS485, a slide bar 5 is fixed on the top of the displacement sensor 13 through a bolt, a drop hammer 4 is connected on the circumferential outer wall of the slide bar 5 in a sliding manner, two clamping grooves 16 are formed on the outer side of the bearing plate 12, avoiding grooves are formed on the inner walls of the two sides of the underframe 8, clamping blocks 17 are connected in the avoiding grooves in a sliding manner, the clamping blocks 17 are clamped with the clamping grooves 16, a pedal plate 7 is welded on the outer wall of the two sides of the underframe 8, a steel wire rope 20 is welded on one side of each clamping block 17, the steel wire rope 20 penetrates through the underframe 8 to be fixed with the pedal plate 7, a first spring 18 is welded on one side of each clamping block 17, and the first spring 18 is fixed with the avoiding groove, when the detection device is required to be used for detecting the ground, the pedal 7 is stepped down, the pedal 7 pulls the fixture block 17 to move and extrude the first spring 18 through the steel wire rope 20, at the moment, the fixture block 17 is separated from the clamping groove 16, the pressure bearing plate 12 moves downwards under the action of gravity to contact with the ground and extrude the fixture block 17, the underframe 8 is internally fixed with the universal wheels 15 through the bolts, the outer walls of the two sides of the underframe 8 are both fixed with the pulleys 19 through the bolts, the steel wire rope 20 is in contact with the pulleys 19, after detection is finished, a worker pulls the pressure bearing plate 12 to move upwards through the sliding rod 5, when the pressure bearing plate 12 moves to a certain height, the fixture block 17 resets under the action force of the first spring 18, the fixture block enters the clamping groove 16 again to clamp the position of the pressure bearing plate 12, and then the detection device moves through the universal wheels 15.

The utility model discloses in, two spout 9 have been seted up in the outside of bearing plate 12, and spout 9 symmetric distribution, the both sides inner wall welding of chassis 8 has lug 10, and lug 10 and spout 9 sliding connection, chassis 8's both sides outer wall all has handle 11 through the bolt fastening, and handle 11 symmetric distribution, the outside welding of drop hammer 4 has two handles 14, the last skin weld of drop hammer 4 has snap ring 3, slide bar 5's circumference outer wall has cup jointed fixed block 21, fixed block 21's both ends are all rotated and are connected with trip 23, and trip 23 and 3 looks joints of snap ring, slide bar 5's outside welding has two second spring 22, and second spring 22 is fixed mutually with trip 23, when needs carry out the bearing capacity to the road surface and detect, press the top of trip 23, the bottom of trip 23 can expand this moment, make trip 23 not block 3 at the snap ring, thereby make drop hammer 4 can fall, conveniently use detection device to detect the road surface, displacement sensor 13's upper surface bonds has a plurality of buffer blocks 6, and buffer block 6 evenly distributed, when drop hammer 4 cup joints along slide bar 5, the ground displacement sensor 13 can be provided the displacement sensor of buffer 13 and the displacement of buffer of the slip hammer 13 can be sunken impact force of buffer and the ground of buffer is done on this moment, the displacement sensor of the slip hammer 13 this moment.

The working principle is as follows: when the detection device is needed to detect the ground, the pedal 7 is stepped down, the pedal 7 pulls the fixture block 17 to move and extrude the first spring 18 through the steel wire rope 20, at the moment, the fixture block 17 is separated from the clamping groove 16, the bearing plate 12 moves downwards under the action of gravity to contact with the ground and extrude the fixture block 17, then the top end of the clamping hook 23 is pressed and extrude the second spring 22, at the moment, the bottom end of the clamping hook 23 expands, the clamping hook 23 does not clamp the clamping ring 3, at the moment, the drop hammer 4 falls down under the action of gravity to knock the ground, the ground sinks under the action of the drop hammer 4, then the ground rebounds, the displacement sensor 13 measures the rebound value of the ground, so that the bearing capacity of the ground is detected, after the detection is completed, the drop hammer 4 is pulled upwards through the lifting handle 14, then the clamping hook 23 clamps the clamping ring 3 through the action force of the second spring 22 to fix the position of the drop hammer 4, then a worker pulls the bearing plate 12 upwards through the sliding rod 5, after the bearing plate 12 moves to a certain height, the fixture block 17 can be clamped in the first spring 18, the universal wheel can move again, and the universal wheel can move, and the universal wheel can pass through the reset device 15.

Furthermore, the terms "mounted," "disposed," "connected," and "socketed" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical or electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific situations.

Claims

1. The road bearing capacity experiment detection device comprises an underframe (8) and a bearing plate (12), wherein the bearing plate (12) is placed in the underframe (8), and is characterized in that a displacement sensor (13) is fixedly connected to the upper surface of the bearing plate (12), a slide bar (5) is fixedly connected to the top of the displacement sensor (13), a drop hammer (4) is movably connected to the outer wall of the circumference of the slide bar (5), two clamping grooves (16) are formed in the outer side of the bearing plate (12), spacing grooves are formed in the inner walls of the two sides of the underframe (8), clamping blocks (17) are movably connected to the spacing grooves in the spacing grooves, the clamping blocks (17) are movably connected to the clamping grooves (16), pedals (7) are fixedly connected to the outer walls of the two sides of the underframe (8), steel wire ropes (20) pass through the underframe (8) to be fixed to the pedals (7), first springs (18) are fixedly connected to one side of the clamping blocks (17), the first springs (18) are fixed to the spacing grooves, steel wire ropes (8) are fixedly connected to the inner side of the underframe (8), pulleys (15) are fixedly connected to the two sides of the underframe (19), and pulleys (19) are connected to two sides of the underframe (19).

2. The road bearing capacity experiment detection device according to claim 1, wherein two sliding grooves (9) are formed in the outer side of the bearing plate (12), and the sliding grooves (9) are symmetrically distributed.

3. The road bearing capacity experiment detection device according to claim 1, wherein the inner walls of the two sides of the bottom frame (8) are fixedly connected with a bump (10), and the bump (10) is movably connected with the chute (9).

4. The road bearing capacity experiment detection device according to claim 3, wherein handles (11) are fixedly connected to the outer walls of the two sides of the bottom frame (8), and the handles (11) are symmetrically distributed.

5. The road bearing capacity experiment detection device according to claim 1, wherein two handles (14) are fixedly connected to the outer side of the drop hammer (4), and the snap ring (3) is fixedly connected to the upper surface of the drop hammer (4).

6. The road bearing capacity experiment detection device according to claim 1, wherein a fixed block (21) is fixedly connected to the outer circumferential wall of the slide rod (5), both ends of the fixed block (21) are movably connected with a hook (23), the hook (23) is movably connected with the snap ring (3), two second springs (22) are fixedly connected to the outer side of the slide rod (5), and the second springs (22) are fixed to the hook (23).

7. The experimental detection device for road bearing capacity according to claim 1, wherein a plurality of buffer blocks (6) are fixedly connected to the upper surface of the displacement sensor (13), and the buffer blocks (6) are uniformly distributed.

8. The road bearing capacity experiment detection device according to claim 6, wherein a rubber sleeve (1) is fixedly connected to the top end of the sliding rod (5), and a plurality of anti-skid lines (2) are arranged on the outer side of the rubber sleeve (1).