CN216791916U

CN216791916U - Road compactness detection device

Info

Publication number: CN216791916U
Application number: CN202220234381.XU
Authority: CN
Inventors: 费丽敏; 蒋永建
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-06-21
Anticipated expiration: 2032-01-27

Abstract

The application relates to a road compactness detection device, which comprises a base frame, a motor, a rotating block, a limiting rod, a clamping jaw and a weight block, wherein the motor is placed on the base frame, a motor shaft of the motor is vertically arranged and faces the ground, and the rotating block is sleeved on the motor shaft of the motor and is in threaded connection with the motor shaft of the motor; the limiting rod is arranged on the base frame and is vertically arranged, and the rotating block is sleeved on the limiting rod in a sliding manner; the clamping jaw comprises two horizontally arranged pressing rods, the pressing rods are rotatably connected to the rotating block, the rotating axes of the pressing rods are vertically arranged, one end of each pressing rod faces the ground, and the two pressing rods are located in the same horizontal plane; the weight is used for being placed on the two pressure rods and faces the ground. The weight is placed on the two pressure rods, the two pressure rods are manually driven to rotate, so that the weight loses support and falls to the road surface under the action of gravity, and the compactness of the ground is measured and calculated according to the depth of the weight embedded into the ground. The personnel operation of being convenient for saves the labour.

Description

Road compactness detection device

Technical Field

The application relates to the field of road compactness detection, in particular to a road compactness detection device.

Background

Compaction refers to the ratio of the compacted dry density of the soil or other road material to the standard maximum dry density. Common methods for measuring road compactness include compaction, sand filling and vibration table methods.

In the compaction method, the weight is loosened after being lifted to a certain height, so that the weight can freely fall to a compacted road surface, and the depth of the weight embedded into the ground is measured, so that the compaction degree of the road surface is obtained.

Above-mentioned in-process, for measuring the compactness on other positions road surface, need pull out the pouring weight from the road surface and promote to loosen the pouring weight after the same height again, the personnel of not being convenient for operate and waste time and energy.

SUMMERY OF THE UTILITY MODEL

In order to measure the road surface compactness for the convenience of personnel, this application provides a highway compactness detection device.

The application provides a highway compactness detection device adopts following technical scheme:

a road compactness detection device comprises a base frame, a motor, a rotating block, a limiting rod, a clamping jaw and a weight block, wherein the motor is placed on the base frame, a motor shaft of the motor is vertically arranged and faces the ground, and the rotating block is sleeved on the motor shaft of the motor and is in threaded connection with the motor shaft of the motor; the limiting rod is arranged on the base frame and is vertically arranged, and the rotating block is sleeved on the limiting rod in a sliding manner; the clamping jaw comprises two horizontally arranged pressing rods, the pressing rods are rotatably connected to the rotating block, the rotating axes of the pressing rods are vertically arranged, one end of each pressing rod faces the ground, and the two pressing rods are located in the same horizontal plane; the weights are used for being placed on the upper surfaces of the ends, facing the ground, of the two pressure rods.

Through adopting above-mentioned technical scheme, place the pouring weight on two depression bars, manual order about two depression bars and rotate towards the direction of keeping away from each other, the pouring weight loses the support of depression bar and vertically falls to compacted ground under the action of gravity to the degree of compaction on ground is calculated according to the degree of depth that the pouring weight imbeds ground. When measuring next position, motor drive motor's motor shaft rotates, and then makes the vertical downstream of commentaries on classics piece, and two depression bars orientation that simultaneously manual order about are close to each other are rotated to the direction, place the pouring weight on two depression bars again, and motor drive motor's motor shaft reversal is so that the vertical upward movement of commentaries on classics piece drives the pouring weight lifting afterwards, need not to lift up the pouring weight repeatedly and loosen and whereabouts, and the personnel of being convenient for operate, save the labour.

Preferably, there is the distance between the axis of rotation of depression bar and the both ends of depression bar, two the axis of rotation coincidence of depression bar, just the both ends of depression bar all face ground.

Through adopting above-mentioned technical scheme, the personnel keep away from the one end that self is used for the bearing pouring weight through holding the depression bar to be convenient for control the contained angle between two depression bars, and then the whereabouts of control pouring weight. Simultaneously, through changing the distance between hand and the depression bar axis of rotation to increase the arm of force, be convenient for better expansion depression bar is used for supplying the pouring weight to place the contained angle between the depression bar of one side and saves the pulling force of personnel's arm, thereby better order about the pouring weight whereabouts.

Preferably, the clamping jaw further comprises an extension spring, and two ends of the extension spring are respectively connected with the two pressing rods.

Through adopting above-mentioned technical scheme, the contained angle between the restriction depression bar is unlikely to too big, guarantees that the pouring weight is difficult to order about the contained angle between the depression bar and enlarges under the action of gravity, improves the reliability of depression bar bearing pouring weight.

Preferably, the device also comprises a pushing piece, wherein the pushing piece is connected to the rotating block in a sliding manner, the pushing piece is positioned between the two pressure rods, two sides of the pushing piece are respectively in sliding butt joint with the two pressure rods, and the pushing piece is symmetrical about a rotating axis of the pressure rods; when the pushing piece moves to the position where the angle between the two pressure rods is the largest, one end, used for placing the weight, of each pressure rod is far away from the weight; when the pushing piece moves to the minimum angle between the two pressure rods positioned on the pushing piece, the upper surface of one end of each pressure rod is used for placing the weight.

Through adopting above-mentioned technical scheme, pulling the impeller and order to drive two depression bars in step and rotate the same angle, do benefit to two depression bars of control and break away from the pouring weight simultaneously, guarantee to keep stable state as far as possible when the pouring weight begins to fall.

Preferably, the pushing piece comprises a pushing block and two pushing rods, the pushing block is connected to the upper end face of the rotating block in a sliding mode, one end of each pushing rod is connected to the pushing block in a rotating mode, the other end of each pushing rod is connected to the corresponding pressure rod in a rotating mode, and the two pushing rods are equal in length and are respectively connected with different pressure rods in a rotating mode; when the included angle between the two push rods is 180 degrees, one end of the pressure rod, which is used for placing the weight block, is far away from the weight block; when the included angle between the two push rods is minimum, the upper surface of one end of the pressure rod is used for placing the weight.

By adopting the technical scheme, the push block is pushed to drive one end of the push rod connected with the push block to rotate, and the included angle between the push rods is increased or reduced, namely when the two push rods are parallel, the included angle between the press rods is the largest, and the purpose that the press rods synchronously rotate by the same angle is realized.

Preferably, the upper end face of the rotating block is provided with a sliding groove for the push block to be embedded in a sliding mode, and the sliding groove extends horizontally in the direction far away from the rotating axis of the pressure rod.

Through adopting above-mentioned technical scheme, restriction ejector pad rotates around the axis of rotation direction of depression bar, guarantees that the ejector pad removes along the axis of rotation direction of perpendicular to depression bar.

Preferably, the weight block is provided with at least two abutting blocks for abutting against the upper end face of the pressure bar, the abutting blocks are located on the periphery of one end, far away from the ground, of the weight block.

Through adopting above-mentioned technical scheme, the depression bar of being convenient for supports the pouring weight. When the pouring weight is embedded into the compacted road surface, the motor drives the rotating block to move downwards and simultaneously, the included angle between the two pressure rods is manually reduced by personnel, and because the butt block is positioned at the peripheral side of one end, far away from the ground, of the pouring weight in an ideal state, the butt block is positioned above the ground, so that the pressure rods are inserted into the lower part of the butt block, and the pressure rods are convenient to support the pouring weight and lift the pouring weight. The weight is not required to be pulled out of the ground and then placed on the pressure rod, so that the operation time and labor force are saved.

Preferably, the fixing rod is vertically arranged and connected to the base frame, the weight is provided with two sliding sleeves, the sliding sleeves are sleeved on the fixing rod, and the number of the fixing rods is two, and the sliding sleeves are two corresponding to the fixing rods.

Through adopting above-mentioned technical scheme, through the sliding sleeve in order to guarantee the vertical whereabouts of pouring weight as far as, improve the reliability of compactness test data.

Preferably, four rollers are arranged on the base frame and are used for being in rolling connection with the ground.

Through adopting above-mentioned technical scheme, the personnel of being convenient for remove highway compactness detection device to other positions and carry out the compactness and detect.

Preferably, the roller is a brake universal wheel.

Through adopting above-mentioned technical scheme, the personnel of being convenient for promote highway compactness detection device multi-direction removal on the road surface, and simultaneously, when carrying out the compactness and detecting, the restriction gyro wheel rotates, need not personnel's support and makes it keep quiescent condition.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the weight is placed on the two pressure rods, the two pressure rods are manually driven to rotate towards the direction far away from each other, the weight loses the support of the pressure rods and vertically falls to the compacted ground under the action of gravity, and therefore the degree of compaction of the ground is measured and calculated according to the depth of the weight embedded into the ground. When measuring next position, motor drive motor's motor shaft rotates, and then makes the vertical downstream of commentaries on classics piece, and two depression bars orientation that simultaneously manual order about are close to each other are rotated to the direction, place the pouring weight on two depression bars again, and motor drive motor's motor shaft reversal is so that the vertical upward movement of commentaries on classics piece drives the pouring weight lifting afterwards, need not to lift up the pouring weight repeatedly and loosen and whereabouts, and the personnel of being convenient for operate, save the labour.

2. The push block is pushed to drive the push rod to rotate with one end connected with the push block, and an included angle between the push rods is increased or reduced, namely when the two push rods are parallel, the included angle between the compression rods is the largest, and the purpose that the compression rods synchronously rotate by the same angle is achieved.

3. When the pouring weight is embedded into the compacted road surface, the motor drives the rotating block to move downwards and simultaneously, the included angle between the two pressure rods is manually reduced by personnel, and because the butt block is positioned at the peripheral side of one end, far away from the ground, of the pouring weight in an ideal state, the butt block is positioned above the ground, so that the pressure rods are inserted into the lower part of the butt block, and the pressure rods are convenient to support the pouring weight and lift the pouring weight. The weight is not required to be pulled out of the ground and then placed on the pressure rod, so that the operation time and labor force are saved.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic structural diagram of the angle between two push rods being 180 degrees.

Fig. 3 is an enlarged view at a in fig. 2.

Fig. 4 is a schematic structural view when the included angle between two push rods is 150 degrees.

Fig. 5 is an enlarged view at B in fig. 4.

FIG. 6 is a schematic view of the push block moving in a direction approaching the rotation axis of the push rod.

Fig. 7 is an enlarged view at C in fig. 6.

Description of reference numerals: 1. a base frame; 11. a roller; 2. a motor; 3. rotating the block; 31. a first connection hole; 32. a second connection hole; 33. a chute; 4. a limiting rod; 5. a jaw; 51. a pressure lever; 511. a support surface; 52. an extension spring; 6. a weight block; 61. a conical block; 62. a round table block; 63. a butting block; 64. a sliding sleeve; 7. fixing the rod; 8. a pusher member; 81. a push block; 82. a push rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

Referring to fig. 1, the embodiment of the present application discloses a road compactness detecting device, which includes a base frame 1, a motor 2, a rotating block 3, a limiting rod 4, a jaw 5 and a weight 6.

The motor 2 is placed on the upper end face of the base frame 1, and a motor shaft of the motor 2 is vertically arranged and faces the ground.

Referring to fig. 2, a first connection hole 31 penetrating through the rotating block 3 is formed in the rotating block 3, and the first connection hole 31 is sleeved on the motor shaft of the motor 2 and is in threaded connection with the motor shaft of the motor 2.

The gag lever post 4 is vertical to be set up, and the both ends fixed connection of gag lever post 4 is on bed frame 1. The rotating block 3 is provided with a second connecting hole 32 penetrating through the rotating block 3, the axis of the second connecting hole 32 is parallel to the axis of the first connecting hole 31, and the second connecting hole 32 is slidably sleeved on the limiting rod 4.

Referring to fig. 2 and 3, the jaw 5 includes two horizontally disposed pressing rods 51 and an extension spring 52. The pressing rods 51 are rotatably connected to the upper end face of the rotating block 3, the rotating axes of the pressing rods 51 are vertically arranged, and the rotating axes of the two pressing rods 51 are overlapped. The rotation axis of the pressing rod 51 is spaced from both ends of the pressing rod 51, and both ends of the pressing rod 51 are used to face the ground. The extension spring 52 is located between the two pressing rods 51, and two ends of the extension spring 52 are respectively fixedly connected with different pressing rods 51.

Referring to fig. 4, the weight 6 includes a conical block 61 and a circular truncated cone 62 coaxially and fixedly connected to the bottom surface of the conical block 61, two abutting blocks 63 are provided on the circumferential side of one end of the circular truncated cone 62 away from the conical block 61, and the two abutting blocks 63 are provided symmetrically with respect to the weight 6. The end surface of the abutting block 63 facing the conical block 61 along the axial direction of the weight 6 is used for abutting the upper end surface of one end of the pressing rod 51, the upper end surface of one end of the pressing rod 51 used for supporting the abutting block 63 is set as a supporting surface 511, and the supporting surface 511 is positioned on one side of the rotating axis of the pressing rod 51 facing the extension spring 52.

Be equipped with sliding sleeve 64 on the pouring weight 6, sliding sleeve 64 fixed connection is in the terminal surface that the butt block 63 deviates from round platform piece 62, and sliding sleeve 64 is equipped with two corresponding to butt block 63. In this embodiment, the sliding sleeve 64, the abutment block 63 and the weight 6 are integrally formed.

Referring to fig. 4 and 5, a road compactness detecting apparatus further includes a fixing lever 7 and a pushing member 8. The fixing rod 7 is vertically arranged and fixedly connected to the base frame 1, two fixing rods 7 are arranged corresponding to the sliding sleeves 64, and the sliding sleeves 64 are slidably sleeved on the fixing rods 7 so as to guide the falling process of the weight 6.

The pushing part 8 is positioned between the two pressure rods 51, and the pushing part 8 is positioned on the side of the rotating axis of the pressure rods 51, which faces away from the tension spring 52. The upper end face of the rotating block 3 is provided with a sliding chute 33, the sliding chute 33 horizontally extends along the direction far away from the rotating axis of the pressing rods 51, and the sliding chute 33 is positioned between the two pressing rods 51.

Referring to fig. 5, the pushing member 8 includes a pushing block 81 and two pushing rods 82, the pushing block 81 is slidably inserted into the sliding slot 33, one end of each pushing rod 82 is rotatably connected to the pushing block 81, the other end of each pushing rod 82 is rotatably connected to the pressing rod 51, the two pushing rods 82 are symmetrically arranged about the rotation axis of the pressing rod 51, and the two pushing rods 82 have the same length and are respectively rotatably connected to different pressing rods 51.

When the push block 81 moves along the sliding groove 33 to make the included angle between the two push rods 82 be 180 degrees (in fig. 2), the included angle between the two press rods 51 positioned between the push block 81 is the largest, and the supporting surface 511 is far away from the abutting block 63; and at the same time, there is a distance between both ends of the sliding slot 33 and the push block 81 (in fig. 3).

When the pushing block 81 continues to move to the groove wall abutting against one end of the sliding groove 33 along the direction away from the rotation axis of the pressing rod 51, the supporting surface 511 is used for placing the abutting block 63, and the included angle between the two pushing rods 82 is equal to 150 degrees at this time, so that the pushing force for pushing the pushing block 81 to move to the position where the included angle between the two pushing rods 82 is 180 degrees is smaller, and more labor is saved compared with the position where the included angle between the two pushing rods 82 is smaller than 150 degrees.

Referring to fig. 6 and 7, when the push block 81 moves in the direction close to the rotation axis of the press rod 51 so that the included angle between the two push rods 82 is less than 150 degrees, the support surface 511 is used for the abutment block 63 to rest.

Four idler wheels 11 are arranged on the base frame 1, and the idler wheels 11 are used for being in rolling connection with the ground. The roller 11 is a brake universal wheel.

The implementation principle of the road compactness detection device in the embodiment of the application is as follows:

when detecting the degree of compaction, the pushing block 81 is pushed to make the included angle between the pushing rods 82 smaller than 150 degrees, and the abutting block 63 is placed on the supporting surface 511. Then push away the ejector pad 81 so that the contained angle between the push rod 82 is 180 degrees, the holding surface 511 loses the support to the abutting block 63, and then makes the pouring weight 6 fall to and imbed the compacted road surface under the effect of gravity, and in the process that the pouring weight 6 falls, plays the guide effect to the pouring weight 6 through the dead lever 7 to guarantee the pouring weight 6 to fall vertically as far as possible.

When the compaction degree of the next position is detected, the motor 2 drives the rotating block 3 to move downwards until the supporting surface 511 is positioned below the abutting block 63, the pushing block 81 is pushed to enable the included angle between the two pushing rods 82 to be smaller than or equal to 150 degrees, then the motor 2 drives the rotating block 3 to move upwards, and at the moment, the supporting surface 511 supports the abutting block 63, so that the heavy block 6 is extracted from the road surface and lifted to the same height.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a highway compactness detection device which characterized in that: the device comprises a base frame (1), a motor (2), a rotating block (3), a limiting rod (4), a clamping jaw (5) and a heavy block (6), wherein the motor (2) is placed on the base frame (1), a motor shaft of the motor (2) is vertically arranged and faces the ground, and the rotating block (3) is sleeved on the motor shaft of the motor (2) and is in threaded connection with the motor shaft of the motor (2); the limiting rod (4) is arranged on the base frame (1) and is vertically arranged, and the rotating block (3) is sleeved on the limiting rod (4) in a sliding mode; the clamping jaw (5) comprises two horizontally arranged pressing rods (51), the pressing rods (51) are rotatably connected to the rotating block (3), the rotating axes of the pressing rods (51) are vertically arranged, one end of each pressing rod (51) faces the ground, and the two pressing rods (51) are located in the same horizontal plane; the weight (6) is used for being placed on the upper surface of one end, facing the ground, of the two pressure rods (51).

2. The road compactness detecting device according to claim 1, characterized in that: the distance exists between the axis of rotation of depression bar (51) and the both ends of depression bar (51), two the axis of rotation coincidence of depression bar (51), just the both ends of depression bar (51) all face ground.

3. The road compactness detecting device according to claim 2, characterized in that: the clamping jaw (5) further comprises an extension spring (52), and two ends of the extension spring (52) are respectively connected with the two pressing rods (51).

4. The road compactness detecting device according to claim 2, characterized in that: the pushing piece (8) is connected to the rotating block (3) in a sliding mode, the pushing piece (8) is located between the two pressure rods (51), two sides of the pushing piece (8) are respectively in sliding butt joint with the two pressure rods (51), and the pushing piece (8) is symmetrical about a rotating axis of the pressure rods (51); when the pushing piece (8) moves to the position that the two pressure rods (51) are positioned between the pushing piece (8) at the largest angle, one end of each pressure rod (51) for placing the weight (6) is far away from the weight (6); when the pushing piece (8) moves to the minimum angle between the two pressure rods (51) and the pushing piece (8), the upper surface of one end of each pressure rod (51) is used for placing the weight (6).

5. The road compactness detecting device of claim 4, characterized in that: the pushing piece (8) comprises a pushing block (81) and two pushing rods (82), the pushing block (81) is connected to the upper end face of the rotating block (3) in a sliding mode, one end of each pushing rod (82) is rotatably connected to the pushing block (81), the other end of each pushing rod (82) is rotatably connected to the corresponding pressure rod (51), the two pushing rods (82) are equal in length, and the two pushing rods (82) are respectively rotatably connected with different pressure rods (51); when the included angle between the two push rods (82) is 180 degrees, one end of the pressure lever (51) used for placing the weight block (6) is far away from the weight block (6); when the included angle between the two push rods (82) is minimum, the upper surface of one end of the pressure rod (51) is used for placing the weight (6).

6. The road compactness detecting device according to claim 5, characterized in that: the upper end face of the rotating block (3) is provided with a sliding groove (33) for the push block (81) to be embedded in a sliding mode, and the sliding groove (33) horizontally extends in the direction away from the rotating axis of the press rod (51).

7. The road compactness detecting device according to claim 1, characterized in that: the weight block (6) is provided with a butt joint block (63) for abutting against the upper end face of the pressure rod (51), the butt joint block (63) is located on the side, away from one end of the ground, of the weight block (6), and the butt joint block (63) is provided with at least two.

8. The road compactness detecting device according to claim 1, characterized in that: still include dead lever (7), dead lever (7) vertical setting just connects in bed frame (1), be equipped with sliding sleeve (64) on pouring weight (6), sliding sleeve (64) slip cap is located on dead lever (7), just dead lever (7) are equipped with two, sliding sleeve (64) are equipped with two corresponding to dead lever (7).

9. The road compactness detecting device according to claim 1, characterized in that: four idler wheels (11) are arranged on the base frame (1), and the idler wheels (11) are in rolling connection with the ground.

10. The road compactness detecting device according to claim 9, characterized in that: the roller (11) adopts a brake universal wheel.