CN220912700U

CN220912700U - Sampling device for road subgrade compactness detection

Info

Publication number: CN220912700U
Application number: CN202322951707.8U
Authority: CN
Inventors: 李海涛; 龚令睿; 尹鑫宇
Original assignee: Guangdong Hongyuan Construction Engineering Testing Co ltd
Current assignee: Guangdong Hongyuan Construction Engineering Testing Co ltd
Priority date: 2023-11-01
Filing date: 2023-11-01
Publication date: 2024-05-07
Anticipated expiration: 2033-11-01

Abstract

The utility model relates to a sampling device for road bed compactness detection, which comprises a movable frame, wherein a handle is fixedly arranged on the right side of the movable frame, a movable sliding table is arranged on the left side of the movable frame, a fixed frame is fixedly arranged on a sliding block of the movable sliding table, a motor is fixedly connected to the inner wall of the fixed frame, a fixing mechanism is arranged on an output shaft of the motor, and a sampling drill is clamped on the inner wall of the fixing mechanism; the fixing mechanism comprises a connecting plate fixedly connected with the motor output shaft. This sampling device for road bed compactness detects, remove the place that needs the sample through the movable frame, the motor drives the sample and bores the line rotation, cooperates to remove the slip table and drives motor and sample and bore and reciprocate, makes the sample bore and bores the road base and get, after the sample is accomplished, removes the slip table and can get the initial position after, is convenient for with the sample drilling line separation of taking a sample through fixed establishment, is convenient for with the sample that the sample bore and get take out, has played the effect of being convenient for the sample.

Description

Sampling device for road subgrade compactness detection

Technical Field

The utility model relates to the technical field of roadbeds, in particular to a sampling device for detecting the compactness of a roadbed.

Background

The roadbed is a foundation of a track or a road surface and is a geotechnical structure formed by excavation or filling. The roadbed has the main functions of providing necessary conditions for track or road surface paving and train or driving operation, bearing static load and dynamic load of track and rolling stock or road surface and traffic load, and simultaneously transmitting and diffusing the load to the deep part of the foundation. On the vertical section, the roadbed must ensure the elevation required by the line; on a plane, the roadbed, the bridge and the tunnel are connected to form a complete through line.

The compactness of the roadbed refers to the ratio of the compacted density to the maximum dry density at the optimal water content in the construction process of the roadbed, and the ratio is expressed as a percentage. Compactness is an important index for measuring the construction quality of roadbed and pavement, and directly influences the flatness, compression resistance and service life of the road.

When sampling the road foundation, the sampling drill is usually utilized to drill and sample, and the sample is inconvenient to take out in the drill bit after the drill bit is drilled, and the sample needs to be vibrated out by manually knocking the drill bit, so that the sampling is troublesome, and the sampling device for detecting the compactness of the road foundation is provided to solve the problems.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a sampling device for detecting the compactness of a road bed, which has the advantages of convenience in sampling and the like, and solves the problem of troublesome sampling caused by the need of manually knocking a drill bit to shake out a sample.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the sampling device for road bed compactness detection comprises a movable frame, wherein a handle is fixedly arranged on the right side of the movable frame, a movable sliding table is arranged on the left side of the movable frame, a fixed frame is fixedly arranged on a sliding block of the movable sliding table, a motor is fixedly connected to the inner wall of the fixed frame, a fixing mechanism is arranged on an output shaft of the motor, and a sampling drill is clamped on the inner wall of the fixing mechanism;

The fixed establishment is including the connecting plate with motor output shaft fixed connection, the bottom swing joint of connecting plate has a movable sleeve that quantity is two, two the equal fixedly connected with branch in top of movable sleeve, two branch and connecting plate swing joint, two the equal fixedly connected with fixture block of inner wall of movable sleeve, the one end that the movable sleeve was kept away from to the fixture block extends to the inside of sample brill, two the surface of movable sleeve is provided with locking mechanism.

Further, a sliding groove is formed in the position, corresponding to the supporting rods, of the left side and the right side of the connecting plate, and the supporting rods are located in the sliding groove.

Further, the top fixedly connected with backup pad of branch, the surface of backup pad is laminated with the surface of connecting plate.

Further, the sampling drill is composed of two semicircular sleeves, and drill teeth are arranged at the bottoms of the semicircular sleeves.

Further, locking mechanism is including the connection piece with left side movable sleeve fixed surface connection, the right side the surface rotation of movable sleeve is connected with the stationary blade, the left side fixedly connected with joint post of stationary blade, the spacing groove has been seted up to connection piece correspondence joint post department, the joint post is located the inside of spacing groove, connection piece and stationary blade fixed connection.

Further, the inside of connection piece has seted up the trompil, the inside swing joint of stationary blade has the bolt, the bolt runs through stationary blade and trompil threaded connection.

Further, the limiting groove is arc-shaped, and the joint of the arc center of the limiting groove and the fixing piece is positioned on the same point.

Further, a through hole is formed in the position, corresponding to the sampling drill, of the movable frame, and the circle center of the through hole and the circle center of the sampling drill are located on the same straight line.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

This sampling device for road bed compactness detects, remove the place that needs the sample through the movable frame, the motor drives the sample and bores the line rotation, cooperates to remove the slip table and drives motor and sample and bore and reciprocate, makes the sample bore and bores the road base and get, after the sample is accomplished, removes the slip table and can get the initial position after, is convenient for with the sample drilling line separation of taking a sample through fixed establishment, is convenient for with the sample that the sample bore and get take out, has played the effect of being convenient for the sample.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

Fig. 2 is an enlarged view of the partial structure of the a part of fig. 1 according to the present utility model.

In the figure: 1 movable frame, 2 handles, 3 movable slipways, 4 fixed frames, 5 motors, 6 fixed mechanisms, 601 connecting plates, 602 movable sleeves, 603 supporting rods, 604 clamping blocks, 7 sampling drills, 8 locking mechanisms, 801 connecting sheets, 802 fixing sheets, 803 clamping columns and 804 limiting grooves.

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.

Embodiment one: referring to fig. 1-2, a sampling device for road bed compactness detection in this embodiment includes a movable frame 1, a universal wheel is provided at the bottom of the movable frame 1, a handle 2 is fixedly mounted on the right side of the movable frame 1, a movable sliding table 3 is provided on the left side of the movable frame 1, a fixing frame 4 is fixedly mounted on a sliding block of the movable sliding table 3, a motor 5 is fixedly connected to an inner wall of the fixing frame 4, a fixing mechanism 6 is provided on an output shaft of the motor 5, a sampling drill 7 is clamped on an inner wall of the fixing mechanism 6, the sampling drill 7 is composed of two semicircular sleeves, drilling teeth are provided at the bottom of the semicircular sleeves, a through hole is formed at the position of the movable frame 1 corresponding to the sampling drill 7, and the center of the through hole and the center of the sampling drill 7 are located on the same straight line.

The movable frame 1 is moved to a place needing to be sampled, the motor 5 drives the sampling drill 7 to rotate, the motor 5 and the sampling drill 7 are driven by the matched movable sliding table 3 to move up and down, the sampling drill 7 drills a road base, after sampling is completed, the movable sliding table 3 can be moved to an initial position, the sampling drill 7 is conveniently separated by the aid of the fixing mechanism 6, samples drilled by the sampling drill 7 are conveniently taken out, and the effect of facilitating sampling is achieved.

The fixed establishment 6 is including the connecting plate 601 with motor 5 output shaft fixed connection, the bottom swing joint of connecting plate 601 has the movable sleeve 602 that is two in quantity, the equal fixedly connected with branch 603 in top of two movable sleeves 602, the branch 603 department has been seted up corresponding to the left and right sides of connecting plate 601, branch 603 is located the inside of spout, the top fixedly connected with backup pad of branch 603, the surface laminating of backup pad and connecting plate 601, two branches 603 and connecting plate 601 swing joint, the equal fixedly connected with fixture block 604 of inner wall of two movable sleeves 602, the one end that the movable sleeve 602 was kept away from to the fixture block 604 extends to the inside of sampling drill 7, the surface of two movable sleeves 602 is provided with locking mechanism 8.

Through locking mechanism 8, can remove the spacing of two movable sleeve 602, remove two movable sleeve 602 to the direction that separates, branch 603 slides and breaks away from with connecting plate 601, makes fixture block 604 break away from respectively from two sampling drills 7, and sampling drill 7 has not had the restriction of movable sleeve 602 to can make two semicircle covers separation.

In the second embodiment, on the basis of the first embodiment, the locking mechanism 8 includes a connecting piece 801 fixedly connected with the surface of the left movable sleeve 602, the surface of the right movable sleeve 602 is rotatably connected with a fixing piece 802, an opening is formed in the connecting piece 801, a bolt is movably connected in the fixing piece 802, the bolt penetrates through the fixing piece 802 and is in threaded connection with the opening, a clamping column 803 is fixedly connected to the left side of the fixing piece 802, a limiting groove 804 is formed in the connecting piece 801 corresponding to the clamping column 803, the clamping column 803 is located in the limiting groove 804, the connecting piece 801 is fixedly connected with the fixing piece 802, the limiting groove 804 is arc-shaped, and the joint of the arc center of the limiting groove 804 and the fixing piece 802 is located on the same point.

By rotating the bolt, the bolt is separated from the connecting piece 801, the fixing piece 802 is rotated, and the clamping column 803 is separated from the limiting groove 804, so that the connecting piece 801 can be turned over, and then the two movable sleeves 602 can slide.

The working principle of the embodiment is as follows:

The movable frame 1 is moved to a place needing to be sampled, the motor 5 drives the sampling drill 7 to rotate, the movable slipway 3 is matched to drive the motor 5 and the sampling drill 7 to move up and down, the sampling drill 7 drills a road base, after sampling is completed, the movable slipway 3 can reach an initial position, the bolts are separated from the connecting pieces 801 through rotating the bolts, the fixing pieces 802 are rotated, the clamping columns 803 are separated from the limiting grooves 804, the connecting pieces 801 can be overturned, then the two movable sleeves 602 can be slid, the limiting of the two movable sleeves 602 is released, the two movable sleeves 602 are moved towards the separated directions, the supporting rods 603 slide with the connecting plates 601 and are separated, the clamping blocks 604 are separated from the two sampling drills 7 respectively, and the sampling drill 7 is free from the limiting of the movable sleeves 602, so that the two semicircular sleeves can be separated, and the samples can be taken out conveniently.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a road subgrade compactness detects uses sampling device, includes movable frame (1), its characterized in that: the device is characterized in that a handle (2) is fixedly arranged on the right side of the movable frame (1), a movable sliding table (3) is arranged on the left side of the movable frame (1), a fixing frame (4) is fixedly arranged on a sliding block of the movable sliding table (3), a motor (5) is fixedly connected to the inner wall of the fixing frame (4), a fixing mechanism (6) is arranged on an output shaft of the motor (5), and a sampling drill (7) is clamped on the inner wall of the fixing mechanism (6);

fixed establishment (6) including connecting plate (601) with motor (5) output shaft fixed connection, the bottom swing joint of connecting plate (601) has movable sleeve (602) that quantity is two, two equal fixedly connected with branch (603) in top of movable sleeve (602), two branch (603) and connecting plate (601) swing joint, two equal fixedly connected with fixture block (604) of inner wall of movable sleeve (602), the one end that movable sleeve (602) was kept away from to fixture block (604) extends to the inside of sample brill (7), two the surface of movable sleeve (602) is provided with locking mechanism (8).

2. The sampling device for road bed compactness detection according to claim 1, characterized in that: a sliding groove is formed in the position, corresponding to the supporting rods (603), of the left side and the right side of the connecting plate (601), and the supporting rods (603) are located in the sliding groove.

3. The sampling device for road bed compactness detection according to claim 1, characterized in that: the top fixedly connected with backup pad of branch (603), the surface of backup pad is laminated with the surface of connecting plate (601).

4. The sampling device for road bed compactness detection according to claim 1, characterized in that: the sampling drill (7) is composed of two semicircular sleeves, and drill teeth are arranged at the bottoms of the semicircular sleeves.

5. The sampling device for road bed compactness detection according to claim 1, characterized in that: locking mechanism (8) including with left side movable sleeve (602) fixed surface's connection piece (801), the right side the surface rotation of movable sleeve (602) is connected with stationary blade (802), the left side fixedly connected with joint post (803) of stationary blade (802), spacing groove (804) have been seted up in connection piece (801) corresponding joint post (803) department, joint post (803) are located the inside of spacing groove (804), connection piece (801) and stationary blade (802) fixed connection.

6. The sampling device for road bed compactness detection of claim 5, characterized in that: the inside of connection piece (801) has seted up the trompil, the inside swing joint of stationary blade (802) has the bolt, the bolt runs through stationary blade (802) and trompil threaded connection.

7. The sampling device for road bed compactness detection of claim 5, characterized in that: the limiting groove (804) is arc-shaped, and the connection part of the arc center of the limiting groove (804) and the fixing piece (802) is positioned on the same point.

8. The sampling device for road bed compactness detection according to claim 1, characterized in that: the movable frame (1) is provided with a through hole corresponding to the sampling drill (7), and the circle center of the through hole and the circle center of the sampling drill (7) are positioned on the same straight line.