CN211784450U

CN211784450U - Concrete road surface detects sampling device

Info

Publication number: CN211784450U
Application number: CN202020410451.3U
Authority: CN
Inventors: 邓星鸿; 李修君; 涂荣燚; 杨涛; 黄伟
Original assignee: Chongqing Jiaotong University Construction Engineering Quality Testing Center Co ltd
Current assignee: Chongqing Jiaotong University Construction Engineering Quality Testing Center Co ltd
Priority date: 2020-03-26
Filing date: 2020-03-26
Publication date: 2020-10-27
Anticipated expiration: 2030-03-26

Abstract

The utility model provides a concrete pavement detection sampling device, which comprises a drilling mechanism, a driving mechanism, a lifting mechanism and a movable plate car, wherein the driving mechanism is used for driving the drilling mechanism to act to sample on the concrete pavement; the drilling mechanism and the driving mechanism are both arranged on the lifting mechanism, and the lifting mechanism is used for synchronously adjusting the lifting height of the drilling mechanism and the driving mechanism; the lifting mechanism is arranged on the movable plate trolley; the current situation that equipment adopted in the prior art needs to be repeatedly built, disassembled and carried in the sampling process, so that the workload of the sampling process is large is improved.

Description

Concrete road surface detects sampling device

Technical Field

The utility model relates to a building detection equipment field, concretely relates to concrete road surface detects sampling device.

Background

After the concrete pavement construction is finished, selecting a plurality of detection points on a road section for sampling, and detecting the strength of the poured concrete; the existing sampling equipment comprises a support, a drill rod and a gasoline engine, wherein after detection points are positioned, the support needs to be built and positioned, then the gasoline engine drives the drill rod to act to perform sampling operation on a concrete pavement, after sampling at each detection point is finished, the support needs to be disassembled again, and the sampling operation can be finished after repeated building and disassembling operations; because spare parts in the existing equipment are scattered, the problem that the workload of the sampling process is large is caused by carrying and assembling the equipment in the sampling process.

SUMMERY OF THE UTILITY MODEL

Not enough to exist among the prior art, the utility model provides a concrete road surface detects sampling device, the equipment that has solved prior art adoption need repeatedly build, dismantle, carry at the sampling in-process, causes the great problem of sampling process work load.

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

a concrete pavement detection sampling device comprises a drilling mechanism, a driving mechanism, a lifting mechanism and a movable plate car, wherein the driving mechanism is used for driving the drilling mechanism to act to sample on a concrete pavement; the drilling mechanism and the driving mechanism are both arranged on a lifting mechanism, and the lifting mechanism is used for synchronously adjusting the lifting height of the drilling mechanism and the driving mechanism; the lifting mechanism is arranged on the movable plate trolley.

Preferably, the drilling mechanism comprises a rotating seat, a rotating rod and a sampling drill cylinder, the rotating rod is rotatably mounted on the rotating seat, and the sampling drill cylinder is fixedly connected to the rotating rod and extends downwards; and a transmission chain wheel is fixed on the rotating rod.

Preferably, the rotating seat comprises a connecting plate and a rotating sleeve fixed on the connecting plate, a bearing used for installing a rotating rod is arranged in the rotating sleeve, and a locking nut used for locking the rotating rod is further arranged on the rotating sleeve.

Preferably, a protective cover for protecting the transmission chain wheel is fixed on the rotating sleeve.

Preferably, the driving mechanism comprises a mounting bracket and a driving motor, wherein the driving motor is fixed on the mounting bracket, and an output shaft of the driving motor faces downwards; an output chain wheel is fixed on an output shaft of the driving motor, and the output chain wheel is connected with the transmission chain wheel through a transmission chain.

Preferably, the lifting mechanism comprises two positioning guide rods which are arranged at intervals and fixed on the movable plate vehicle, the upper ends of the two positioning guide rods are fixedly provided with connecting frames, and the two positioning guide rods are slidably provided with a movable frame which is used for installing the connecting plates and the installing supports; a screw sleeve nut is fixed on the movable frame, and a screw rod in threaded fit with the screw sleeve nut is arranged on the screw sleeve nut in a penetrating manner; the screw rod is rotatably arranged on the connecting frame.

Preferably, the upper end of the screw rod is provided with a rotating wheel disc.

Compared with the prior art, the utility model discloses following beneficial effect has:

the drilling mechanism and the driving mechanism are installed on the lifting mechanism and then integrally installed on the movable plate car through the lifting mechanism, the whole movement can be facilitated in the sampling process, and the driving mechanism drives the drilling mechanism to act to sample on the concrete pavement after the lifting height of the drilling mechanism and the driving mechanism is adjusted through the lifting mechanism; and, whole device simple structure is convenient for carry out the sampling operation at the check point fast, has improved among the prior art need build temporarily, can assemble the condition that just can take a sample after every check point, can reduce the work load that produces in the sampling process to improve sampling efficiency.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of the lifting mechanism;

in the figure, a drilling mechanism 1, a rotating seat 11, a connecting plate 111, a rotating sleeve 112, a lock nut 113, a rotating rod 12, a sampling drill cylinder 13, a transmission chain wheel 14, a protective cover 15, a driving mechanism 2, a mounting bracket 21, a driving motor 22, an output chain wheel 23, a transmission chain 24, a lifting mechanism 3, a positioning guide rod 31, a connecting bracket 32, a moving bracket 33, a thread sleeve nut 34, a screw rod 35, a rotating wheel disc 36 and a moving plate vehicle 4.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

As shown in fig. 1, an embodiment of the present invention provides a concrete pavement detection sampling device, which includes a drilling mechanism 1, a driving mechanism 2, a lifting mechanism 3, and a mobile plate car 4, wherein the driving mechanism 2 is used for driving the drilling mechanism 1 to act to sample on the concrete pavement; meanwhile, the drilling mechanism 1 and the driving mechanism 2 are both arranged on the lifting mechanism 3, and the lifting mechanism 3 is used for synchronously adjusting the lifting heights of the drilling mechanism 1 and the driving mechanism 2; after the drilling mechanism 1 and the driving mechanism 2 are stably arranged on the lifting mechanism 3, the lifting mechanism 3 is arranged on the movable plate car 4, so that the drilling mechanism 1, the driving mechanism 2, the lifting mechanism 3 and the movable plate car 4 are integrated into a whole; when the detection point is changed, the position of the whole device can be moved by the movable plate trailer 4, and after the detection point is determined, the roller on the movable plate trailer 4 is locked, so that the whole device is ensured not to slide in the sampling process; after positioning, after the power supply is supplied to the driving mechanism 2 through the field power supply, the drilling mechanism 1 starts to act, then the height of the selecting mechanism and the height of the driving mechanism 2 are adjusted through the lifting mechanism 3, the drilling mechanism 1 selects a sample block with a certain depth on the concrete pavement, after sampling is finished, the drilling mechanism is lifted through the lifting mechanism 3, then the power supply is disconnected, and the whole device is moved to the next detection point for sampling. In the sampling process, the device can be quickly positioned and sampled, so that the repeated actions of building, disassembling and carrying at the detection points in the prior art are avoided, the efficiency of the sampling process is improved, and the workload in the sampling process is reduced.

In the sampling process, drilling a sample block with a certain depth on a concrete pavement through a drilling mechanism 1, as shown in fig. 1, wherein the drilling mechanism 1 comprises a rotating seat 11, a rotating rod 12 and a sampling drill cylinder 13, wherein the rotating rod 12 is rotatably installed on the rotating seat 11, and the sampling drill cylinder 13 is fixedly connected to the rotating rod 12 and extends downwards; a transmission chain wheel 14 is fixed on the rotating rod 12; when the sampling device is installed, after the rotating seat 11 is fixed on the lifting mechanism 3, the driving mechanism 2 drives the transmission chain wheel 14 to rotate, the sampling drill cylinder 13 drills a sampling block on the ground, and the moving height of the sampling drill cylinder 13 is adjusted through the lifting mechanism 3 in the process of drilling the sampling block. Rotate dwang 12 and install back on the seat 11 of rotating, need satisfy dwang 12 and rotate under spacing circumstances, wherein, rotate the seat 11 and include connecting plate 111 and fix the rotating sleeve 112 on connecting plate 111, be equipped with the bearing that is used for installing dwang 12 in rotating sleeve 112, and still be equipped with the lock nut 113 that is used for locking dwang 12 on rotating sleeve 112, after locking the position of dwang 12 through lock nut 113, make dwang 12 nimble rotate under the effect of bearing, and have certain bearing effect, when specifically locking dwang 12, all be equipped with flat face bearing at rotating sleeve 112 both ends and lock dwang 12, make dwang 12 can not remove under the condition that the drilling sampling piece received the counter action power yet, guarantee the stable cutting of sampling drill section of thick bamboo 13 to the concrete.

In order to avoid the situation that the driving sprocket 14 is stuck due to impurities in the process of drilling the sampling block, as shown in fig. 1, a protective cover 15 for protecting the driving sprocket 14 is fixed on the rotating sleeve 112, and the splashed impurities are shielded by the protective cover 15, and particularly, the normal rotation of the driving sprocket 14 needs to be maintained under the condition that the sampling drill barrel 13 is low in height from the ground.

During action, the driving mechanism 2 drives the transmission chain wheel 14 to rotate and transmits power, and the driving mechanism 2 comprises a mounting bracket 21 and a driving motor 22, wherein the driving motor 22 is fixed on the mounting bracket 21, and the output shaft of the driving motor is downward; an output chain wheel 23 is fixed on an output shaft of the driving motor 22, and the output chain wheel 23 is connected with the transmission chain wheel 14 through a transmission chain 24; during the installation, fixed to elevating system 3 through installing support 21 and let whole actuating mechanism 2 all stably install, when the motor operation, through drive chain 24, output sprocket 23 and drive sprocket 14's power transmission, let dwang 12 rotate at a high speed, let sample bore a section of thick bamboo 13 can last action.

In the actual sampling process, the drilling depth of the sample block is mainly adjusted through the lifting mechanism 3, the lifting mechanism 3 is used for installing and moving the drilling mechanism 1 and the driving mechanism 2, as shown in fig. 2, the lifting mechanism 3 comprises two positioning guide rods 31 which are arranged at intervals and fixed on the movable plate trolley 4, the upper ends of the two positioning guide rods 31 are fixedly provided with connecting frames 32, the two positioning guide rods 31 are provided with moving frames 33 in a sliding manner, the moving frames 33 are used for installing the connecting plates 111 and the installing supports 21, the drilling mechanism 1 and the driving mechanism 2 can be adjusted in a sliding manner on the two positioning guide rods 31 after being installed through the moving frames 33, and particularly, a certain damping effect is achieved when the connecting frames 32 and the two positioning guide rods 31 slide, and the situation that the sample block directly slides downwards and quickly after being loaded is avoided; a screw sleeve nut 34 is fixed on the movable frame 33, and a screw rod 35 in threaded fit with the screw sleeve nut 34 is arranged on the screw sleeve nut in a penetrating way; the screw rod 35 is rotatably mounted on the connecting frame 32, the position of the screw rod 35 relative to the connecting frame 32 is fixed, and the screw rod 35 can only rotate on the connecting frame 32, so that the bearing gravity on the moving frame 33 is transmitted to the connecting frame 32 through the screw rod 35, and the moving plate trailer 4 actually bears the whole body; the up-and-down movement of the movable frame 33 is mainly driven by the thread fit formed between the screw rod 35 and the screw sleeve nut 34, and the requirement on the descending speed of the sampling drill cylinder 13 in the process of selecting the sample block cannot be too fast, so that the situation that the sampling drill cylinder 13 is blocked or damaged is avoided, and the screw rod 35 is mainly rotated manually when the height is adjusted.

As shown in fig. 2, in order to facilitate the rotation of the screw rod 35, the upper end of the screw rod 35 is provided with a rotary wheel disc 36, the rotary wheel disc 36 not only facilitates the holding and the application of external force, but also limits the position of the screw rod 35 through the rotary wheel disc 36, and has a certain bearing strength in the rotation process.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a concrete road surface detects sampling device which characterized in that: the device comprises a drilling mechanism (1), a driving mechanism (2), a lifting mechanism (3) and a movable plate car (4), wherein the driving mechanism (2) is used for driving the drilling mechanism (1) to act to sample on the concrete pavement;

the drilling mechanism (1) and the driving mechanism (2) are both arranged on the lifting mechanism (3), and the lifting mechanism (3) is used for synchronously adjusting the lifting height of the drilling mechanism (1) and the driving mechanism (2);

the lifting mechanism (3) is arranged on the movable plate trolley (4).

2. The concrete pavement detection sampling device of claim 1, wherein: the drilling mechanism (1) comprises a rotating seat (11), a rotating rod (12) and a sampling drill cylinder (13), wherein the rotating rod (12) is rotatably arranged on the rotating seat (11), and the sampling drill cylinder (13) is fixedly connected to the rotating rod (12) and extends downwards;

and a transmission chain wheel (14) is fixed on the rotating rod (12).

3. The concrete pavement detection sampling device of claim 2, wherein: the rotating seat (11) comprises a connecting plate (111) and a rotating sleeve (112) fixed on the connecting plate (111), a bearing used for installing the rotating rod (12) is arranged in the rotating sleeve (112), and a locking nut (113) used for locking the rotating rod (12) is further arranged on the rotating sleeve (112).

4. The concrete pavement detection sampling device of claim 3, wherein: and a protective cover (15) for protecting the transmission chain wheel (14) is fixed on the rotating sleeve (112).

5. The concrete pavement detection sampling device of claim 2, wherein: the driving mechanism (2) comprises a mounting bracket (21) and a driving motor (22), wherein the driving motor (22) is fixed on the mounting bracket (21) and an output shaft of the driving motor faces downwards; an output chain wheel (23) is fixed on an output shaft of the driving motor (22), and the output chain wheel (23) is connected with the transmission chain wheel (14) through a transmission chain (24).

6. The concrete pavement detection sampling device of claim 5, wherein: the lifting mechanism (3) comprises two positioning guide rods (31) which are arranged at intervals and fixed on the movable plate trolley (4), the upper ends of the two positioning guide rods (31) are fixedly provided with connecting frames (32), the two positioning guide rods (31) are provided with movable frames (33) in a sliding manner, and the movable frames (33) are used for installing the connecting plates (111) and the installing supports (21);

a screw sleeve nut (34) is fixed on the movable frame (33), and a screw rod (35) in threaded fit with the screw sleeve nut (34) is arranged on the screw sleeve nut in a penetrating way; the screw rod (35) is rotatably arranged on the connecting frame (32).

7. The concrete pavement detection sampling device of claim 6, wherein: and a rotating wheel disc (36) is arranged at the upper end of the screw rod (35).