CN216410907U

CN216410907U - Device for rapidly detecting compaction degree of road filling foundation

Info

Publication number: CN216410907U
Application number: CN202121733624.6U
Authority: CN
Inventors: 刘晓春; 滕登涛; 熊鹏; 石笑; 王刚; 彭巍; 胡威
Original assignee: Wuhan Xinke Engineering Design Co ltd
Current assignee: Wuhan Xinke Engineering Design Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-04-29
Anticipated expiration: 2031-07-28

Abstract

The utility model discloses a device for rapidly detecting the compaction degree of a road filling foundation, which comprises a moving bottom plate, wherein four corners of the bottom of the moving bottom plate are respectively provided with a moving monitoring structure in a penetrating manner, four corners of the top of the moving bottom plate are respectively provided with a sliding column in a penetrating manner, the tail end of the sliding column is positioned in a rectangular space formed by the enclosing of the moving monitoring structures, the surface of the top of the moving bottom plate is provided with two groups of symmetrically arranged vertical rods, the tops of the vertical rods are provided with support rods, the tops of the support rods are provided with base plates, the top of the moving bottom plate is provided with a shaft disc, and the top of the shaft disc is provided with a crack detector. According to the device, the sliding columns, the sleeve columns, the scale marks, the discs, the observation ports and the reset springs are arranged, and the observation ports and the scale marks are used for understanding, so that the device can represent that the compaction condition of the roadbed is compact and uniform under the condition that the deformation quantity of the four groups of reset springs in the device is the same and smaller, and the compaction condition of the roadbed can be rapidly obtained.

Description

Device for rapidly detecting compaction degree of road filling foundation

Technical Field

The utility model relates to the technical field of roadbed compaction detection, in particular to a device for rapidly detecting the compaction degree of a road filling roadbed.

Background

The road bed, usually for the road surface construction with a processing type base section of filling, can strengthen the bearing capacity on road surface, improve the environment of road surface construction working face, municipal works, water conservancy construction are very common, in addition, but after the road bed is filled the compaction, need detect the degree of compaction of road bed, avoid the unqualified construction that influences later stage engineering project of compaction work, and the unqualified degree of compaction of road bed can lead to the supporting role not enough, the road surface can take place to collapse in later stage use, incident such as fracture, influence the security of follow-up construction project, consequently, it has stronger safety and meaning to carry out the degree of compaction.

The existing roadbed compaction detection equipment has the following defects:

1. reference CN 212801467U discloses a highway engineering road bed compaction check out test set with protective structure, "including protective housing and bull stick, the inside of protective housing is provided with the motor, and the rear end of protective housing is provided with the operation panel, the outside of motor is provided with the support frame, and the below of motor is provided with the pivot, the inside of pivot is provided with the spread groove, and the inside of spread groove is provided with the connection key, the below of bull stick is provided with the drill bit, and the bull stick is located the below of connection key. Compared with the existing common roadbed compaction device, the highway engineering roadbed compaction detection equipment with the protection structure can well collect the ground, can adapt to different road surface conditions, is not easy to cause the shake of the device in the rotating process, directly influences the normal operation of the device, and can well meet the use requirement problem of people;

2. when the existing roadbed compaction detection equipment works, the detection of flat ground is mostly considered, the slope inclination condition of the ground cannot be considered into the compaction detection result, and the authenticity of the detection result of the device is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a device for rapidly detecting the compaction degree of a road bed filling so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a device for rapidly detecting compaction degree of a soil filling subgrade comprises a movable bottom plate, wherein four corners of the bottom of the movable bottom plate are provided with movable monitoring structures in a penetrating mode, four corners of the top of the movable bottom plate are provided with sliding columns in a penetrating mode, and the tail ends of the sliding columns are located in a rectangular space formed by the movable monitoring structures in a surrounding mode;

the sliding column is characterized in that a return spring is mounted at the top of the sliding column, a disc is mounted at the top of the return spring, the diameter of the disc is larger than that of the return spring, a sleeve column is sleeved on the surface of the disc in a sliding mode, a penetrating strip-shaped observation port is formed in the surface of the sleeve column, scale marks are arranged on the surface of the sleeve column, and the scale marks are located on one side of the observation port;

the top surface mounting who removes the bottom plate has the pole setting of two sets of symmetrical arrangement, and the pole setting is located four groups travelers and encloses the space inboard that closes formation, the vaulting pole is installed at the top of pole setting, the bed plate is installed at the top of vaulting pole, and the diameter of bed plate is greater than the diameter of vaulting pole.

Preferably, the mobile monitoring structure comprises a mobile wheel, an infrared distance meter, a connecting frame and a prompting lamp tube, the connecting frame is installed at four corners of the bottom of the mobile bottom plate through bolts, a shaft rod is installed inside the connecting frame in a penetrating mode, the mobile wheel is sleeved on the surface of the shaft rod, the infrared distance meter is installed on the surface of the connecting frame, two groups of prompting lamp tubes which are symmetrically arranged are installed at the top of the mobile bottom plate, the prompting lamp tubes are located in front of the sliding column, and the prompting lamp tubes are electrically connected with the two groups of infrared distance meters.

Preferably, the reel is installed at the top of removal bottom plate, and the reel is located the centre of traveller, the crack detector is installed at the top of reel, the display screen is installed at the top of crack detector, one side surface mounting of crack detector has the control key that the equidistance was arranged, and control key and crack detector electric connection.

Preferably, two sets of baffles which are vertically arranged are installed at the top of the movable bottom plate, the baffles are located between the sliding columns and the shaft disc, two sets of grooves which are vertically arranged are formed in the top of the movable bottom plate, the grooves are located in the front of the side of the baffles, and spring columns are installed on the inner bottom walls of the grooves.

Preferably, the surface of the vertical rod is provided with telescopic rods which are symmetrically arranged front and back, and the diameter of the tail end of each telescopic rod is the same as that of each jack.

Preferably, telescopic slide bar and two sets of symmetrical arrangement's No. two telescopic slide bar are installed at the top of bed plate, and two sets of No. two telescopic slide bars are located the place ahead and the rear of a telescopic slide bar respectively, telescopic slide bar's top is connected with the lift cylinder, No. two telescopic slide bar's surface all installs the horizontal pole, and the tail end of horizontal pole and the surface connection of sleeve post.

Preferably, the inside of traveller is equipped with the jack that runs through, and the mounted position of jack and the installation coverage of telescopic link are located same water flat line.

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

1. according to the device, the sliding columns, the sleeve columns, the scale marks, the discs, the observation ports and the return springs are arranged, the discs are extruded by the extrusion action to the return springs in the downward movement process of the sleeve columns, then the sliding columns penetrate through the interior of the movable bottom plate to contact with the ground of the roadbed, and in the process, the observation ports and the scale marks are used for knowing, so that the compaction condition of the roadbed can be represented to be compact and uniform under the condition that the deformation quantities of the four groups of return springs in the device are the same and are smaller, and the compaction condition of the roadbed can be rapidly obtained.

2. The movable monitoring structure is arranged, and consists of the movable wheels, the infrared distance meters, the connecting frame and the prompting lamp tube, when the compacted roadbed plane is uneven, the data difference detected by the two groups of infrared distance meters can be shown, when the data values detected by the two groups of infrared distance meters are different, the prompting lamp tube is lightened, a worker is reminded to consider the difference of the two groups of infrared distance meters while observing the deformation of the reset spring, and the truth of the roadbed compaction detection result of the device is further enhanced.

Drawings

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

FIG. 2 is a schematic view of the mounting structure of the moving wheel, the infrared distance meter and the connecting frame of the present invention;

FIG. 3 is a schematic view of the mounting structure of the traveller, casing post, disk, viewing port and return spring of the present invention;

FIG. 4 is a schematic view of the mounting structure of the upright and the base plate and the lifting cylinder of the present invention;

fig. 5 is a schematic view of the groove and spring post mounting structure of the present invention.

In the figure: 1. moving the base plate; 101. a groove; 102. a baffle plate; 103. a spring post; 2. moving the monitoring structure; 201. a moving wheel; 202. an infrared range finder; 203. a connecting frame; 204. a prompting lamp tube; 3. a traveler; 301. sleeving a column; 302. scale lines; 303. a disc; 304. a viewing port; 305. a return spring; 306. a jack; 4. erecting a rod; 401. a telescopic rod; 402. a stay bar; 5. a base plate; 501. a lifting cylinder; 502. a first telescopic slide bar; 503. a cross bar; 504. a second telescopic slide bar; 6. a crack detector; 601. a display screen; 602. a control key; 603. and a shaft disc.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, fig. 3 and fig. 4, an embodiment of the present invention: a device for rapidly detecting the compaction degree of a road bed comprises a movable bottom plate 1, wherein four corners of the top of the movable bottom plate 1 are provided with sliding columns 3 in a penetrating mode;

a first telescopic slide rod 502 and two groups of symmetrically arranged second telescopic slide rods 504 are mounted at the top of the base plate 5, the two groups of second telescopic slide rods 504 are respectively positioned in front of and behind the first telescopic slide rod 502, the top of the first telescopic slide rod 502 is connected with a lifting cylinder 501, cross rods 503 are mounted on the surfaces of the second telescopic slide rods 504, and the tail ends of the cross rods 503 are connected with the surface of the sleeve column 301;

a return spring 305 is mounted at the top of the sliding column 3, a disc 303 is mounted at the top of the return spring 305, the diameter of the disc 303 is larger than that of the return spring 305, a sleeve column 301 is sleeved on the surface of the disc 303 in a sliding manner, a penetrating long-strip-shaped observation port 304 is arranged on the surface of the sleeve column 301, scale marks 302 are arranged on the surface of the sleeve column 301, and the scale marks 302 are positioned on one side of the observation port 304;

specifically, when the device is used for detecting the compaction degree of a road bed, the movable bottom plate 1 is moved to the surface of a detected road bed, then the lifting cylinder 501 is started to compress the first telescopic slide rod 502 and the second telescopic slide rod 504 downwards, the cross rod 503 connected with the second telescopic slide rod 504 can be driven to move downwards in the process of compressing the second telescopic slide rod 504 downwards, so as to drive the sleeve column 301 to extrude downwards, the disc 303 is extruded to the return spring 305 by the extrusion effect in the process of downward movement of the sleeve column 301, then the slide column 3 is driven to pass through the inner part of the movable bottom plate 1 to contact the ground of the road bed, in the process, the deformation amount of the return spring 305 compressed downwards is known through the observation port 304 and the scale mark 302 by the disc 303, when the deformation amount is smaller, the resistance effect of the road bed is stronger, which means that the compaction condition of the road bed is extremely compact, and under the condition that the deformation amount is consistent and the plane is smoother, the roadbed compaction condition can be represented to be more uniform, so that the roadbed compaction condition can be represented to be more compact and uniform under the condition that the deformation quantity of the four groups of return springs 305 in the device is the same and is smaller, and the roadbed compaction condition can be rapidly obtained.

The top surface of the movable bottom plate 1 is provided with two groups of symmetrically arranged vertical rods 4, the vertical rods 4 are positioned inside a space formed by the four groups of sliding columns 3 in a surrounding manner, the top of each vertical rod 4 is provided with a support rod 402, the top of each support rod 402 is provided with a base plate 5, and the diameter of each base plate 5 is larger than that of each support rod 402.

Specifically, through the vertical rod 4 and the support rod 402, a supporting effect can be provided for the installation of the lifting cylinder 501 and the base plate 5, and the lifting cylinder 501 is correspondingly lifted to facilitate the extrusion processing of the sleeve column 301 by the lifting cylinder 501.

The surface of the upright rod 4 is provided with telescopic rods 401 which are symmetrically arranged front and back, the diameters of the tail ends of the telescopic rods 401 are the same as those of the insertion holes 306, the insertion holes 306 which penetrate through the sliding column 3 are formed in the sliding column, and the installation positions of the insertion holes 306 and the installation coverage of the telescopic rods 401 are located on the same horizontal line.

Specifically, when the device is not required to be used for detection operation, the telescopic rod 401 is stretched, and the tail end of the telescopic rod passes through the jack 306 inside the sliding column 3, so that the sliding column 3 can be correspondingly limited and clamped, and the smoothness of the device in the moving process is further ensured.

As shown in fig. 1 and 2, a device for rapidly detecting compaction degree of a soil filling roadbed, including a mobile monitoring structure 2, the bottom four corners of a mobile bottom plate 1 are all penetrated and installed with the mobile monitoring structure 2, and the tail end of a sliding column 3 is located in a rectangular space formed by the mobile monitoring structure 2 in an enclosing manner, the mobile monitoring structure 2 comprises a mobile wheel 201, an infrared distance meter 202, a connecting frame 203 and a prompting lamp tube 204, the bottom four corners of the mobile bottom plate 1 are all installed with the connecting frame 203 through bolts, the inside of the connecting frame 203 is penetrated and installed with a shaft lever, the surface of the shaft lever is sleeved with the mobile wheel 201, the surface of the connecting frame 203 is provided with the infrared distance meter 202, the top of the mobile bottom plate 1 is provided with two groups of prompting lamp tubes 204 which are symmetrically arranged, and the prompting lamp tube 204 is located in front of the sliding column 3, and the prompting lamp tube 204 is electrically connected with the two groups of infrared distance meters 202.

Specifically, when the device is moved by using the moving wheel 201, if the roadbed plane is in a slope state, then the distance between two sets of infrared distance measuring instruments 202 arranged on the surface of the connecting frame 203 at the two sides of the bottom of the moving bottom plate 1 detects that the distance between the two sets of infrared distance measuring instruments 202 and the roadbed plane is different, in this case, whether the deformation quantity of the return spring 305 is consistent and loses accuracy is observed, at this moment, whether the difference between the deformation quantity of the two sets of return springs 305 corresponding to the difference is equal to the difference between the two sets of infrared distance measuring instruments 202 is required to be observed, if the difference between the deformation quantity of the two sets of return springs 305 is equal, the slope road roadbed compaction condition is relatively uniform, and when the data values detected by the two sets of infrared distance measuring instruments 202 are different, the infrared distance measuring instruments 202 send signals to the prompting lamp tube 204 to prompt a detector to timely check the deformation quantity difference of the return springs 305, thereby ensuring the accuracy of the device verification result.

As shown in fig. 1 and 5, the device for rapidly detecting the compaction degree of the road bed comprises a crack detector 6, wherein a shaft disc 603 is installed at the top of a movable bottom plate 1, the shaft disc 603 is located in the middle of a sliding column 3, the crack detector 6 is installed at the top of the shaft disc 603, a display screen 601 is installed at the top of the crack detector 6, control keys 602 are installed on the surface of one side of the crack detector 6 at equal intervals, and the control keys 602 are electrically connected with the crack detector 6.

Two sets of vertically arranged baffles 102 are mounted at the top of the movable bottom plate 1, the baffles 102 are positioned between the sliding column 3 and the shaft disc 603, two sets of vertically arranged grooves 101 are arranged at the top of the movable bottom plate 1, the grooves 101 are positioned in front of the sides of the baffles 102, and spring columns 103 are mounted on the inner bottom walls of the grooves 101.

Specifically, when using crack detector 6, can be as required, with the help of the installation direction of shaft disc 603 adjustment crack detector 6, make it can enough carry out crack detection along the width direction of removing bottom plate 1, also can carry out crack detection along the length direction of removing bottom plate 1, after adjusting the direction, can loosen the inside spring post 103 of recess 101, make it expose the notch border of recess 101, then cooperate with baffle 102, give spacing processing to crack detector 6, later along with the removal of device, crack detector 6 can carry out crack detection operation to the road bed surface of process, and show through display screen 601, so that the measurement personnel look over.

The working principle is as follows: when the device is used for detecting the compaction degree of a soil filling roadbed, the device can be moved to the roadbed surface to be detected through the moving wheels 201, when the compacted roadbed surface is in a flat state, the lifting cylinder 501 can be started, so that the second telescopic slide rod 504 is compressed downwards, the cross rod 503 is driven to move downwards, and the sleeve column 301 is driven to extrude downwards;

in the downward movement process of the casing columns 301, the disc 303 is subjected to the predicted extrusion effect on the return springs 305 and the sliding columns 3 under the extrusion effect, so that the sliding columns 3 are enabled to pass through the interior of the movable bottom plate 1 to contact with the roadbed ground, in the process, deformation quantities of the return springs 305 which are driven by the disc 303 to be compressed and deformed downwards can be known through the observation ports 304 and the scale marks 302, and the roadbed compaction condition can be quickly judged to be compact and uniform or not meet the requirement by observing the deformation quantity and whether four deformation quantities are uniform or not, so that the roadbed compaction condition can be quickly obtained;

when the plane of the compacted roadbed is uneven, the data difference detected by the two groups of infrared distance meters 202 can be shown, when the data values detected by the two groups of infrared distance meters 202 are different, the prompting lamp tube 204 is lightened to remind a worker to consider the difference of the two groups of infrared distance meters 202 while observing the deformation of the reset spring 305, and further the authenticity of the device on the roadbed compaction degree detection result is enhanced;

in addition, the crack detector 6 can be rotated through the shaft disc 603 in the detection process, and after the crack detector 6 is limited under the cooperation of the spring columns 103 and the baffle plates 102, crack detection can be performed on the surface of the passing roadbed, so that the detection items of the device are increased, and the detection performance of the device is more comprehensive.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a device of compactness of short-term test road bed, includes removal bottom plate (1), its characterized in that: the four corners of the bottom of the movable bottom plate (1) are provided with movable monitoring structures (2) in a penetrating mode, the four corners of the top of the movable bottom plate (1) are provided with sliding columns (3) in a penetrating mode, and the tail ends of the sliding columns (3) are located in a rectangular space formed by the movable monitoring structures (2) in a surrounding mode;

the top of the sliding column (3) is provided with a return spring (305), the top of the return spring (305) is provided with a disc (303), the diameter of the disc (303) is larger than that of the return spring (305), the surface of the disc (303) is sleeved with a sleeve column (301) in a sliding mode, the surface of the sleeve column (301) is provided with a penetrating long strip-shaped observation port (304), the surface of the sleeve column (301) is provided with scale marks (302), and the scale marks (302) are located on one side of the observation port (304);

the top surface mounting who removes bottom plate (1) has pole setting (4) of two sets of symmetrical arrangement, and pole setting (4) are located four travelers (3) of group and enclose the space inboard that closes formation, vaulting pole (402) are installed at the top of pole setting (4), bed plate (5) are installed at the top of vaulting pole (402), and the diameter of bed plate (5) is greater than the diameter of vaulting pole (402).

2. The device for rapidly detecting the compaction degree of the road bed according to claim 1, is characterized in that: remove monitoring structure (2) including removing wheel (201), infrared distance meter (202), connected frame (203) and suggestion fluorescent tube (204), connected frame (203) are all installed through the bolt in the bottom four corners of removing bottom plate (1), the inside through-mounting of connected frame (203) has the axostylus axostyle, the surface of axostylus axostyle has been cup jointed and has been removed wheel (201), the surface mounting of connected frame (203) has infrared distance meter (202), the suggestion fluorescent tube (204) of two sets of symmetrical arrangement are installed at the top of removing bottom plate (1), and suggestion fluorescent tube (204) are located the place ahead of traveller (3), suggestion fluorescent tube (204) and two sets of infrared distance meter (202) electric connection.

3. The device for rapidly detecting the compaction degree of the road bed according to claim 1, is characterized in that: shaft disc (603) are installed at the top of moving bottom plate (1), and shaft disc (603) are located the centre of traveller (3), crack detector (6) are installed at the top of shaft disc (603), display screen (601) are installed at the top of crack detector (6), one side surface mounting of crack detector (6) has control key (602) that the equidistance was arranged, and control key (602) and crack detector (6) electric connection.

4. The device for rapidly detecting the compaction degree of the road bed according to claim 1, is characterized in that: two sets of baffles (102) of perpendicular arrangement are installed at the top of removal bottom plate (1), baffle (102) are located the centre of traveller (3) and reel (603), the top of removal bottom plate (1) is equipped with two sets of recesses (101) of perpendicular arrangement, recess (101) are located the side the place ahead of baffle (102), spring post (103) are installed to the inner diapire of recess (101).

5. The device for rapidly detecting the compaction degree of the road bed according to claim 1, is characterized in that: the surface mounting of pole setting (4) has front and back symmetrical arrangement's telescopic link (401), and the tail end diameter of telescopic link (401) is the same with the diameter of jack (306).

6. The device for rapidly detecting the compaction degree of the road bed according to claim 1, is characterized in that: the top installation of bed plate (5) is flexible slide bar (502) and two sets of symmetrical arrangement's flexible slide bar (504) No. two, and two sets of flexible slide bar (504) No. two are located the place ahead and the rear of flexible slide bar (502) respectively, the top of flexible slide bar (502) is connected with lift cylinder (501), horizontal pole (503) are all installed on the surface of flexible slide bar (504) No. two, and the tail end of horizontal pole (503) and the surface connection of lagging jack (301).

7. The device for rapidly detecting the compaction degree of the road bed according to claim 1, is characterized in that: the inside of traveller (3) is equipped with jack (306) that run through, and the mounted position of jack (306) and telescopic link (401) the installation coverage be located same horizontal line.