CN219390882U

CN219390882U - Pavement thickness detection device

Info

Publication number: CN219390882U
Application number: CN202320317846.2U
Authority: CN
Inventors: 包国成; 汪智峰; 王福; 贾冠亚; 孙杰; 张顺达; 赵涵
Original assignee: China Construction Fifth Bureau Third Construction Co Ltd
Current assignee: China Construction Fifth Bureau Third Construction Co Ltd
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-07-21
Anticipated expiration: 2033-02-27

Abstract

The utility model discloses a pavement thickness detection device, which comprises a base, wherein the top of the base is fixedly connected with a bracket, the bracket is connected with a mounting seat through a lifting mechanism, a motor is fixedly connected to the mounting seat, the outer wall of the mounting seat is rotatably penetrated with a rotary pipe, the rotary pipe is in transmission connection with an output shaft of the motor, the top end of the rotary pipe is rotatably connected with a rotary joint, the bottom end of the rotary pipe is fixedly sleeved with a drilling barrel, a plurality of leveling mechanisms are arranged on the base, and the top of the base is provided with a bubble level; when the utility model is used for a damaged hollow pavement, the base is placed on the pavement, the drilling barrel is aligned with the point to be measured, the corresponding leveling mechanism is adjusted according to the indication of the bubble level meter until the base is in a horizontal state, and after weights such as a pressing block and the like are placed on the base, the stability of the device in the rotation process of the drilling barrel can be ensured, so that the quality of the core sample is ensured, and the operation is simple and convenient.

Description

Pavement thickness detection device

Technical Field

The utility model relates to a detection device, in particular to a pavement thickness detection device.

Background

The detection modes of the pavement thickness mainly comprise a core drilling detection method, an electromagnetic wave scanning detection method and an impact echo detection method, wherein the core drilling detection method is most visual, and the thickness dimension of a core sample is directly measured after core drilling is finished.

At present, most of the core drilling detection devices for drilling holes consist of a base, a lifting mechanism and a drilling machine, wherein the base plays a supporting role and is directly contacted with the ground, but most of the base is flat and lacks an auxiliary supporting structure, when the core drilling detection device for drilling holes is used on a damaged pavement, the stability of the base is difficult to ensure due to uneven surface pits of some damaged pavements, so that the device can severely shake in the drilling process, the quality of a core sample can be influenced, and the core sample is to be improved.

Disclosure of Invention

The present utility model is directed to a road surface thickness detecting device, which solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a road surface thickness detection device, includes the base, the top fixedly connected with support of base, the support is connected with the mount pad through elevating system, fixedly connected with motor on the mount pad, the outer wall of mount pad rotates wears to be equipped with the commentaries on classics pipe, the output shaft transmission of commentaries on classics pipe and motor is connected, the top of commentaries on classics pipe rotates and is connected with rotary joint, the bottom mounting of commentaries on classics pipe has cup jointed and has bored a section of thick bamboo, install a plurality of levelling mechanisms on the base, bubble level is installed at the top of base.

As a further scheme of the utility model: the leveling mechanism comprises a second screw rod which is in threaded connection with the base, a second hand wheel is fixedly connected to the top end of the second screw rod, a supporting seat is rotatably connected to the bottom end of the second screw rod, and storage grooves are formed in the corresponding positions of the bottom of the base and the supporting seats.

As a further scheme of the utility model: the lifting mechanism comprises a first screw rod which is rotatably arranged in a support, a nut is sleeved on the outer wall of the first screw rod in a matched mode, a connecting seat is fixedly connected with the outer wall of the nut, the mounting seat is fixedly connected with the connecting seat, a rotating shaft is rotatably connected to the inner wall of the support through a bearing seat, a first hand wheel and a worm are fixedly connected to the two ends of the rotating shaft respectively, a worm wheel is fixedly sleeved on the outer wall of the first screw rod, the worm wheel is meshed with the worm, two slide bars are symmetrically and fixedly connected to the two sides of the inner wall of the support, and sliding sleeves are sleeved on the outer walls of the slide bars in a sliding mode and are fixedly connected with the connecting seat.

As a further scheme of the utility model: the bottom fixedly connected with transmission case of mount pad, the bottom of changeing the pipe is worn out by the transmission case, the first sprocket of output shaft fixedly connected with of motor, the outer wall fixed sleeve who changes the pipe has cup jointed the second sprocket, first sprocket, second sprocket pass through chain drive and connect, first sprocket, second sprocket all are located the transmission case.

As still further aspects of the utility model: two casters are symmetrically arranged on the side wall of one end of the base, and a handle is fixedly arranged on the outer wall of the bracket.

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

1. when the utility model is used for a damaged hollow pavement, the base is placed on the pavement, the drilling barrel is aligned with the point to be measured, the corresponding leveling mechanisms are adjusted according to the indication of the bubble level meter, the base can be supported by the plurality of supporting seats until the base is in a horizontal state, and after weights such as pressing blocks and the like are placed on the base, the stability of the device in the rotation process of the drilling barrel can be ensured, so that the quality of the core sample is ensured, and the operation is simple and convenient.

2. According to the utility model, through the cooperation of the first chain wheel, the second chain wheel and the chain, the rotary pipe and the drilling barrel can be driven to rotate by the motor, the water supply pipeline is communicated with the rotary joint in the drilling and sampling process, so that water can be supplied to the rotary pipe and sprayed into the drilling barrel, thereby having a cooling effect on the drilling barrel, reducing the generation of dust and having a good use effect.

3. According to the utility model, through the arrangement of the casters and the handles, when the device is moved, the device can be easily moved by the casters only by tilting the device through the handles and providing support for the device by the casters, so that the device is convenient to transfer among sampling points.

Drawings

Fig. 1 is a schematic diagram of a road surface thickness detection device.

Fig. 2 is a schematic top view of a base in the road thickness detecting device.

Fig. 3 is a schematic structural view of a lifting mechanism in the road thickness detecting device.

Fig. 4 is a cross-sectional view at a in fig. 1.

The bubble level comprises a base 1, a bracket 2, a sliding rod 3, a sliding sleeve 4, a first screw 5, a nut 6, a connecting seat 7, a worm wheel 8, a rotating shaft 9, a first hand wheel 10, a worm 11, a handle 12, a castor 13, a mounting seat 14, a motor 15, a transmission case 16, a rotating tube 17, a first sprocket 18, a second sprocket 19, a rotating joint 20, a drilling cylinder 21, a second screw 22, a supporting seat 23, a second hand wheel 24, a storage groove 25 and a bubble level 26.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, in an embodiment of the utility model, a pavement thickness detection device includes a base 1, a support 2 is fixedly connected to the top of the base 1, the support 2 is connected with a mounting seat 14 through a lifting mechanism, a motor 15 is fixedly connected to the mounting seat 14, a rotating pipe 17 is rotatably arranged on the outer wall of the mounting seat 14 in a penetrating manner, the rotating pipe 17 is in transmission connection with an output shaft of the motor 15, a rotary joint 20 is rotatably connected to the top end of the rotating pipe 17, the rotary joint 20 is fixed on the mounting seat 14 through a supporting piece, a drill cylinder 21 is fixedly sleeved at the bottom end of the rotating pipe 17, a plurality of leveling mechanisms are mounted on the base 1, and a bubble level 26 is mounted at the top of the base 1.

According to the utility model, by adopting the scheme, the base 1 is placed on a road surface, the drill barrel 21 is aligned with a point to be measured, the motor 15 is started, the mounting seat 14 is controlled to descend through the lifting mechanism, and the core sample can be directly measured by drilling and coring on the ground through the rotary drill barrel 21;

when the device is used for a damaged hollow pavement, the base 1 is placed on the pavement, after the drill cylinder 21 is aligned with a point to be measured, the corresponding leveling mechanism is adjusted according to the indication of the bubble level meter 26 until the base 1 is in a horizontal state, and after weights such as a pressing block and the like are placed on the base, the stability of the device in the rotation process of the drill cylinder 21 can be ensured, so that the quality of a core sample is ensured, and the operation is simple and convenient.

With specific reference to fig. 1 and fig. 2, in an embodiment of the present utility model, the leveling mechanism includes a second screw 22 in threaded connection with the base 1, a second hand wheel 24 is fixedly connected to a top end of the second screw 22, a supporting seat 23 is rotatably connected to a bottom end of the second screw 22, and a receiving groove 25 is formed at a corresponding position between a bottom of the base 1 and each supporting seat 23.

The leveling mechanism consisting of the second screw rod 22, the second hand wheel 24 and the supporting seat 23 can adjust the size of the supporting seat 23 extending out of the storage groove 25 only by rotating the corresponding second screw rod 22 through the second hand wheel 24 when in use, and then jack up the base 1, and the operation is simple and convenient.

With specific reference to fig. 1 and 3, in one embodiment of the present utility model, the lifting mechanism includes a first screw 5 rotatably installed in the support 2, a nut 6 is sleeved on an outer wall of the first screw 5 in a matched manner, a connecting seat 7 is fixedly connected to an outer wall of the nut 6, a mounting seat 14 is fixedly connected to the connecting seat 7, a rotating shaft 9 is rotatably connected to an inner wall of the support 2 through a bearing seat, a first hand wheel 10 and a worm 11 are fixedly connected to two ends of the rotating shaft 9 respectively, a worm wheel 8 is fixedly sleeved on an outer wall of the first screw 5, the worm wheel 8 and the worm 11 are meshed with each other, two slide bars 3 are symmetrically and fixedly connected to two sides of the first screw 5 on an inner wall of the support 2, a sliding sleeve 4 is sleeved on an outer wall of the slide bar 3 in a sliding manner, and the sliding sleeve 4 is fixedly connected to the connecting seat 7.

Through first hand wheel 10 rotation pivot 9, the cooperation of available worm 11 and worm wheel 8 drives first screw rod 5 rotation, then utilizes the cooperation of first screw rod 5 and nut 6 to and the guide effect that slide bar 3 sliding sleeve 4 played, drive mount pad 14 reciprocates, simple structure easily operation.

Referring specifically to fig. 1 and fig. 2, in an embodiment of the present utility model, a transmission case 16 is fixedly connected to the bottom of the mounting seat 14, the bottom end of the rotary tube 17 passes through the transmission case 16, an output shaft of the motor 15 is fixedly connected with a first sprocket 18, an outer wall of the rotary tube 17 is fixedly sleeved with a second sprocket 19, the first sprocket 18 and the second sprocket 19 are in transmission connection through a chain, and the first sprocket 18 and the second sprocket 19 are both located in the transmission case 16.

Through the cooperation of first sprocket 18, second sprocket 19 and chain, can utilize motor 15 drive to change tub 17 and bore a section of thick bamboo 21 rotation, in drilling sample in-process, with water supply line and rotary joint 20 intercommunication, can supply water to change tub 17 to spout water into bore a section of thick bamboo 21, thereby play the cooling effect to bore a section of thick bamboo 21, and reduce the production of raise dust, excellent in use effect.

With specific reference to fig. 1, in one embodiment of the present utility model, two casters 13 are symmetrically installed on a side wall of one end of the base 1, and a handle 12 is fixedly installed on an outer wall of the stand 2.

Through the setting of truckle 13 and handle 12, when removing the device, only need incline the device through handle 12 to utilize truckle 13 to provide the support for the device, can utilize truckle 13 light to remove the device, make the device be convenient for transport between each sampling point.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A pavement thickness detection device, characterized in that: including base (1), the top fixedly connected with support (2) of base (1), support (2) are connected with mount pad (14) through elevating system, fixedly connected with motor (15) on mount pad (14), the outer wall of mount pad (14) rotates and wears to be equipped with change tub (17), change tub (17) and the output shaft transmission of motor (15) and be connected, the top of change tub (17) rotates and is connected with rotary joint (20), the bottom mounting of change tub (17) has cup jointed and has bored section of thick bamboo (21), install a plurality of levelling mechanisms on base (1), bubble spirit level (26) are installed at the top of base (1).

2. The pavement thickness detection apparatus according to claim 1, wherein: the leveling mechanism comprises a second screw rod (22) in threaded connection with the base (1), a second hand wheel (24) is fixedly connected to the top end of the second screw rod (22), a supporting seat (23) is rotatably connected to the bottom end of the second screw rod (22), and storage grooves (25) are formed in the corresponding positions of the bottom of the base (1) and the supporting seats (23).

3. The pavement thickness detection apparatus according to claim 1, wherein: elevating system is including rotating first screw rod (5) of installing in support (2), nut (6) have been cup jointed in the outer wall cooperation of first screw rod (5), the outer wall fixedly connected with connecting seat (7) of nut (6), mount pad (14) and connecting seat (7) fixed connection, the inner wall of support (2) is rotated through the bearing frame and is connected with pivot (9), the both ends of pivot (9) are first hand wheel (10) and worm (11) of fixedly connected with respectively, worm wheel (8) have been cup jointed in the outer wall fixed of first screw rod (5), worm wheel (8) and worm (11) intermeshing, the inner wall of support (2) is located two slide bars (3) of bilateral symmetry fixedly connected with of first screw rod (5), the outer wall of slide bar (3) has all been slided and has been cup jointed sliding sleeve (4), sliding sleeve (4) and connecting seat (7) fixed connection.

4. The pavement thickness detection apparatus according to claim 1, wherein: the bottom fixedly connected with transmission case (16) of mount pad (14), the bottom of changeing pipe (17) is worn out by transmission case (16), the output shaft fixedly connected with first sprocket (18) of motor (15), the outer wall of changeing pipe (17) is fixed to be cup jointed second sprocket (19), first sprocket (18), second sprocket (19) are connected through the chain drive, first sprocket (18), second sprocket (19) all are located transmission case (16).

5. The pavement thickness detection apparatus according to claim 1, wherein: two casters (13) are symmetrically arranged on the side wall of one end of the base (1), and a handle (12) is fixedly arranged on the outer wall of the bracket (2).