CN220894033U - Asphalt concrete hardness detection device - Google Patents

Abstract

The utility model discloses an asphalt concrete hardness detection device, which particularly relates to the technical field of detection devices, and comprises a bottom plate and a detection member, wherein a coaming is fixedly arranged on the outer side of the bottom plate, a groove is formed in the coaming, a lifting member is fixedly arranged on the coaming, a movable frame is clamped at the top end of the bottom plate in a sliding manner, the detection member is fixedly arranged on the movable frame, a fixing member is fixedly arranged on one side of the movable frame, the lifting member comprises a fixing frame, the fixing frame is fixedly arranged in the middle of the top end of the coaming, a rotating motor is fixedly arranged in the fixing frame, and a worm is fixedly arranged at the driving end of the rotating motor.

Description

Asphalt concrete hardness detection device

Technical Field

The utility model relates to the technical field of detection devices, in particular to an asphalt concrete hardness detection device.

Background

Asphalt pavement is various types of pavement paved by mixing road asphalt materials into mineral materials, and asphalt binders improve the capability of paving granules to resist damage to the pavement caused by driving and natural factors, so that the pavement is flat, has less dust, is impermeable to water and is durable. Therefore, the asphalt pavement is an advanced pavement which is most widely adopted in road construction, and an asphalt structural layer of the asphalt pavement belongs to the category of flexible pavement, but a base layer of the asphalt pavement can also adopt rigid cement concrete or semi-rigid hydraulic materials besides flexible materials;

The utility model discloses a Chinese patent CN214952056, which belongs to the technical field of detection devices and comprises a detection device, wherein the bottom of the detection device is connected with a base, one side of the base, which is far away from the detection device, is provided with rollers, the base is provided with at least three groups of support assemblies, the support assemblies are respectively positioned on opposite side walls of the base, each support assembly comprises a support column and a lifting assembly, the support columns are vertically arranged and are in sliding connection with the side walls of the base, and the lifting assembly is connected with the support columns to drive the support columns to move up and down;

Although the problem that the roller is unstable in contact with the ground and may slide is solved in the case, the synchronous belt synchronous pulley is used for driving the plurality of screw rods to rotate simultaneously to realize that the plurality of support columns move downwards simultaneously to support the device, the area of the bottom surfaces of the support columns is small, so that the contact range with the ground is small, the friction force between the bottom surfaces of the support columns and the ground is reduced, the accuracy of detection test data is affected by the fact that the bottom surfaces of the support columns are offset under the action of external force, and secondly, the detection device in the rising case is fixedly installed and cannot conduct multiple tests within a certain range in the process of detection test.

Disclosure of utility model

The utility model aims to provide an asphalt concrete hardness detection device for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an asphalt concrete hardness detection device, includes bottom plate and detection component, the outside fixed mounting of bottom plate has the bounding wall, set up flutedly in the bounding wall, fixed mounting has lifting component on the bounding wall, the top slip card of bottom plate is equipped with the removal frame, fixed mounting has the detection component on the removal frame, fixed mounting has the fixed component on one side of the removal frame;

The lifting member comprises a fixed frame, the fixed frame is fixedly arranged in the middle of the top end of the coaming, a rotating motor is fixedly arranged in the fixed frame, a worm is fixedly arranged at the driving end of the rotating motor, a worm wheel is connected with the worm in a meshed mode, a threaded rod is fixedly arranged at the bottom end of the worm wheel and penetrates through the fixed frame and the upper portion of the coaming, the bottom end of the threaded rod is rotatably arranged on the coaming, a lifting plate matched with the groove in use is arranged on the outer wall of the threaded rod in a threaded mode, the lifting plate is slidably clamped in the groove, and rollers distributed in a rectangular array are fixedly arranged at the bottom end of the lifting plate.

Preferably, the fixed component includes the extension board, the extension board is equipped with two of symmetric distribution, two the equal fixed mounting in one side lower part of movable frame of extension board, the top fixed mounting of extension board has the frame, run through on the frame and be inserted the locating bolt, fixed mounting has the movable plate that corresponds with the frame on the outer wall of locating bolt, the movable plate slip card is established in the frame, be equipped with the second spring on the outer wall of locating bolt, the both ends of second spring are fixed mounting respectively on movable plate top and frame, the top fixed mounting of bottom plate has the slide rail of symmetric distribution, two the constant head tank that cooperates the use with the locating bolt has all been seted up on the slide rail.

Preferably, a first spring corresponding to the roller is fixedly arranged at the top end of the groove, and a buffer plate matched with the groove for use is arranged at the bottom end of the first spring.

Preferably, the lifter plate keeps away from the both sides fixed mounting who rotates the motor and has the slider of symmetric distribution, set up the spout that uses with the slider cooperation on the bounding wall, spout and recess link up.

Preferably, guide plates which are symmetrically distributed are fixedly arranged in the coaming, and the guide plates penetrate through the lifting plate.

Preferably, the two sides of the two guide plates are provided with wheel grooves, and the lifting plate is rotatably provided with pulleys matched with the wheel grooves.

Preferably, the sliding rail is T-shaped, and a T-shaped groove corresponding to the sliding rail is formed in the bottom end of the movable frame.

Preferably, a bottom groove matched with the detection member is formed in the middle of the bottom plate, and the bottom groove penetrates through the bottom plate.

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

1. Through setting up lifting means, the control is opened and is rotated the motor, rotate the motor drive end and rotate and drive the worm and rotate, the worm rotates and drives the worm wheel and rotate, the worm wheel rotates and drives the threaded rod and rotate and drive the lifter plate and go up and down to remove, lifter plate goes up and down to remove and drive the gyro wheel and go up and down to remove, go up through the gyro wheel and go up and down to remove through the gyro wheel when needs are examined, after the gyro wheel is received in the recess completely, whole detection device bottom surface and road surface laminating, make whole detection device place on the road surface completely, whole device bottom is complete increases area of contact with the road surface laminating increase frictional force, improve the stability of whole device in the testing process.

2. Through setting up the fixed component, manual upward pulling up the locating bolt, the locating bolt upward movement drives the movable plate upward movement, the movable plate upward movement compresses the second spring, remove the movable frame after the locating bolt is pulled out from the constant head tank completely, remove the corresponding back with the constant head tank with the locating bolt after the movable frame moves to the relevant position and release the locating bolt, thereby rebound through the second spring and insert the locating bolt into the constant head tank through the movable plate, can remove the movable frame in a small range and carry out hardness detection to the bituminous paving in a small range, the accuracy that detects can be improved in the multiple test.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

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

Fig. 2 is a schematic structural view of a lifting member in the present utility model.

Fig. 3 is an enlarged view of the utility model at a in fig. 2.

Fig. 4 is a schematic structural view of a fixing member in the present utility model.

Fig. 5 is an enlarged view of the present utility model at B in fig. 4.

FIG. 6 is a schematic view of a cross-sectional structure of a coaming in the present utility model.

FIG. 7 is a schematic view of a guide plate according to the present utility model.

In the figure: 1. a bottom plate; 2. coaming plate; 3. a lifting member; 4. a moving frame; 5. a fixing member; 6. a detection member; 7. a first spring; 8. a slide block; 9. a guide plate; 101. a bottom groove; 201. a groove; 31. a fixed frame; 32. a rotating motor; 33. a worm; 34. a worm wheel; 35. a threaded rod; 36. a lifting plate; 37. a roller; 361. a pulley; 41. a T-shaped groove; 51. an extension plate; 52. an outer frame; 53. a positioning bolt; 54. a moving plate; 55. a second spring; 56. a slide rail; 57. a positioning groove; 71. a buffer plate; 81. a chute; 91. wheel groove.

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.

Examples: as shown in fig. 1-7, the utility model provides an asphalt concrete hardness detection device, which comprises a bottom plate 1 and a detection member 6, wherein a coaming 2 is fixedly arranged on the outer side of the bottom plate 1, a groove 201 is formed in the coaming 2, a lifting member 3 is fixedly arranged on the coaming 2, a movable frame 4 is arranged on the top end of the bottom plate 1 in a sliding clamping manner, the detection member 6 is fixedly arranged on the movable frame 4, and a fixing member 5 is fixedly arranged on one side of the movable frame 4;

The lifting member 3 comprises a fixed frame 31, the fixed frame 31 is fixedly arranged in the middle of the top end of the coaming 2, a rotating motor 32 is fixedly arranged in the fixed frame 31, a driving end of the rotating motor 32 is fixedly provided with a worm 33, the worm 33 is in meshed connection with a worm wheel 34, the bottom end of the worm wheel 34 is fixedly provided with a threaded rod 35, the threaded rod 35 penetrates through the fixed frame 31 and the upper part of the coaming 2, the bottom end of the threaded rod 35 is rotatably arranged on the coaming 2, a lifting plate 36 matched with the groove 201 is arranged on the outer wall of the threaded rod 35 in a threaded manner, the lifting plate 36 is slidably clamped in the groove 201, rollers 37 distributed in a rectangular array are fixedly arranged at the bottom end of the lifting plate 36, the worm 33 is rotatably driven to rotate by the driving end of the rotating motor 32 through the lifting member 3, the worm wheel 34 is rotatably driven by the worm wheel 35, the threaded rod 35 is rotatably driven by the lifting plate 36 to lift, the lifting plate 36 is driven by the lifting movement of the lifting plate 37, and the lifting movement of the lifting plate 37, the lifting plate 37 is driven by the lifting movement of the lifting plate 37, the lifting plate 37 is required to lift the lifting movement, the lifting plate 37 is completely used in the groove 201, the lifting plate is matched with the groove 201, the whole detection device is placed on the whole detection device, the whole device is completely and can be placed on the road surface, the whole device can be completely and can be matched with the road surface, the whole device can be completely and can be placed on the road surface, and can be completely and can be fully contacted with the road surface, and can be fully and can be used in the road surface, and can be stably and can be used and the ground.

The fixing member 5 comprises an extension plate 51, the extension plate 51 is provided with two symmetrically distributed slide rails 56, the two slide rails 56 are provided with positioning grooves 57 matched with the positioning bolts 53, the fixing member 5 is provided with the positioning bolts 53, the positioning bolts 53 are fixedly arranged at the top ends of the extension plate 51, the outer walls of the positioning bolts 53 are penetrated and inserted with the positioning bolts 53, the outer walls of the positioning bolts 53 are fixedly provided with the moving plates 54 corresponding to the outer frames 52, the moving plates 54 are slidably clamped in the outer walls of the positioning bolts 53, the outer walls of the positioning bolts 53 are provided with second springs 55, the two ends of the second springs 55 are respectively fixedly arranged on the top ends of the moving plates 54 and the outer frames 52, the top ends of the bottom plate 1 are fixedly provided with the symmetrically distributed slide rails 56, the two slide rails 56 are provided with the positioning grooves 57 matched with the positioning bolts 53, the positioning bolts 53 are manually pulled up by the fixing member 5, the positioning bolts 53 are moved upwards by the aid of the fixing member, the upward movement of the positioning bolts 53 drives the moving plates 54 to move upwards, the second springs 55 are compressed, the positioning bolts 53 are moved upwards after the positioning bolts 53 are completely pulled out of the positioning bolts 57 from the positioning grooves 57, the corresponding positions of the positioning bolts 4 are moved to the corresponding positions, the positioning bolts 53 are released from the positioning bolts 57, the positioning bolts 53 are matched with the positioning grooves 57, the positioning bolts 53 are accurately detected, the positioning bolts 53 are moved in the range through the second springs, the positioning bolts through the positioning bolts and the positioning bolts 53 are accurately detected, the movement range and the movement can be detected by the movement by the positioning bolts, and the positioning bolts can be detected by the accuracy and can be moved by the accuracy and can be detected by the accuracy by detecting the accuracy.

The top end of the groove 201 is fixedly provided with a first spring 7 corresponding to the roller 37, the bottom end of the first spring 7 is fixedly provided with a buffer plate 71 matched with the groove 201 for use, and by arranging the first spring 7, the bottom end of the first spring 7 is fixedly provided with the buffer plate 71, so that the buffer plate 36 can be buffered in the lifting process of the lifting plate 36, the abrasion is reduced, and the service life is prolonged.

The lifter plate 36 keeps away from the both sides fixed mounting of rotating motor 32 and has the slider 8 of symmetric distribution, offers on the bounding wall 2 and cooperates the spout 81 that uses with slider 8, and spout 81 and recess 201 link up, through setting up slider 8, slider 8 slides in corresponding spout 81, can play a spacing effect to lifter plate 36.

The baffle plates 9 which are symmetrically distributed are fixedly arranged in the coaming plate 2, the baffle plates 9 penetrate through the lifting plates 36, the lifting plates 36 are slidably sleeved on the baffle plates 9 through the arrangement of the baffle plates 9, and the baffle plates 9 can play a guiding role in the lifting process of the lifting plates 36.

Wheel grooves 91 are formed in two sides of the two guide plates 9, pulleys 361 matched with the wheel grooves 91 are rotatably mounted on the lifting plate 36, the pulleys 361 are rotatably mounted on the lifting plate 36 by forming the wheel grooves 91, and the pulleys 361 slide in the wheel grooves 91, so that lifting movement of the lifting plate 36 can be promoted.

The slide rail 56 is T type, and the T type groove 41 that corresponds with slide rail 56 has been seted up to the bottom of removing frame 4, through setting up T type slide rail 56, removes frame 4 slip cap and establishes on T type slide rail 56, can increase the stability that removes frame 4 and remove, avoids taking place the skew at the in-process that removes.

The bottom groove 101 matched with the detection component 6 is formed in the middle of the bottom plate 1, the bottom groove 101 penetrates through the bottom plate 1, and asphalt pavement can be detected by taking the size of the bottom groove 101 as a range by forming the bottom groove 101.

Working principle: firstly, the asphalt concrete hardness detection device is moved to a corresponding place, then the turning motor 32 is controlled to be turned on, the driving end of the turning motor 32 is turned to drive the worm 33 to rotate, the worm 33 is turned to drive the worm wheel 34 to rotate, the worm wheel 34 is turned to drive the threaded rod 35 to rotate, the threaded rod 35 is turned to drive the lifting plate 36 to lift, the lifting plate 36 is lifted to drive the roller 37 to lift, the roller 37 is lifted to move, when detection is needed, the roller 37 is lifted to move through the roller 37, after the roller 37 is completely retracted into the groove 201, the bottom surface of the whole detection device is attached to a road surface, the whole detection device is completely placed on the road surface, the detection device is turned on after the whole detection device is completely placed on the ground, the pressure sensor is pressed with the ground through the downward movement of the detection device to detect the hardness of asphalt concrete, after the detection is finished, the locating bolt 53 is manually pulled up, the locating bolt 53 moves up to drive the moving plate 54 to move up, the moving plate 54 moves up to compress the second spring 55, after the locating bolt 53 is completely pulled out of the locating groove 57, the moving frame 4 is moved, after the moving frame 4 moves to the corresponding position, the locating bolt 53 is released after the locating bolt 53 corresponds to the locating groove 57, the locating bolt 53 is inserted into the locating groove 57 through the moving plate 54 through rebound of the second spring 55, the hardness detection can be carried out on asphalt pavement in the range of the moving frame 4 by taking the bottom groove 101 as the range, and the accuracy of the detection can be improved through integration of multiple test data.

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 (8)

1. Asphalt concrete hardness detection device, including bottom plate (1) and detection component (6), its characterized in that: the novel lifting device is characterized in that a coaming (2) is fixedly arranged on the outer side of the bottom plate (1), a groove (201) is formed in the coaming (2), a lifting member (3) is fixedly arranged on the coaming (2), a movable frame (4) is arranged on the top end of the bottom plate (1) in a sliding manner, a detection member (6) is fixedly arranged on the movable frame (4), and a fixing member (5) is fixedly arranged on one side of the movable frame (4);

Lifting component (3) are including fixed frame (31), fixed frame (31) fixed mounting is in bounding wall (2) top middle part, fixed mounting has rotation motor (32) in fixed frame (31), the driving end fixed mounting of rotation motor (32) has worm (33), worm (33) meshing is connected with worm wheel (34), the bottom fixed mounting of worm wheel (34) has threaded rod (35), threaded rod (35) run through fixed frame (31) and bounding wall (2) upper portion, the bottom of threaded rod (35) is rotated and is installed on bounding wall (2), lifter plate (36) that threaded rod (35) outer wall upper thread was installed and recess (201) cooperation was used, lifter plate (36) slip card is established in recess (201), gyro wheel (37) that rectangular array distributes are installed to the bottom fixed mounting of lifter plate (36).

2. An asphalt concrete hardness testing apparatus according to claim 1, wherein: the utility model provides a fixed component (5) is including extension board (51), extension board (51) are equipped with two of symmetric distribution, two the equal fixed mounting of extension board (51) is in one side lower part of moving frame (4), the top fixed mounting of extension board (51) has frame (52), run through on frame (52) and be inserted locating bolt (53), fixed mounting has on the outer wall of locating bolt (53) and frame (52) corresponding movable plate (54), movable plate (54) slip card is established in frame (52), be equipped with second spring (55) on the outer wall of locating bolt (53), the both ends of second spring (55) are fixed mounting respectively on movable plate (54) top and frame (52), slide rail (56) of symmetric distribution are fixed mounting on the top of bottom plate (1), two locating slot (57) that cooperate use with locating bolt (53) have all been seted up on slide rail (56).

3. An asphalt concrete hardness testing apparatus according to claim 1, wherein: the top end of the groove (201) is fixedly provided with a first spring (7) corresponding to the roller (37), and the bottom end of the first spring (7) is fixedly provided with a buffer plate (71) matched with the groove (201).

4. An asphalt concrete hardness testing apparatus according to claim 1, wherein: the lifting plate (36) is far away from the two sides of the rotating motor (32) and is fixedly provided with symmetrically distributed sliding blocks (8), a sliding groove (81) matched with the sliding blocks (8) for use is formed in the surrounding plate (2), and the sliding groove (81) is communicated with the groove (201).

5. An asphalt concrete hardness testing apparatus according to claim 1, wherein: guide plates (9) which are symmetrically distributed are fixedly arranged in the coaming (2), and the guide plates (9) penetrate through the lifting plate (36).

6. The asphalt concrete hardness testing apparatus according to claim 5, wherein: wheel grooves (91) are formed in two sides of the two guide plates (9), and pulleys (361) matched with the wheel grooves (91) are rotatably arranged on the lifting plates (36).

7. An asphalt concrete hardness testing apparatus according to claim 2, wherein: the sliding rail (56) is T-shaped, and a T-shaped groove (41) corresponding to the sliding rail (56) is formed in the bottom end of the movable frame (4).

8. An asphalt concrete hardness testing apparatus according to claim 1, wherein: the middle part of bottom plate (1) has offered and has used with detecting component (6) cooperation foundation ditch (101), foundation ditch (101) run through bottom plate (1).