CN215339024U

CN215339024U - Fixing device for asphalt pavement core drilling and sampling equipment

Info

Publication number: CN215339024U
Application number: CN202121870099.2U
Authority: CN
Inventors: 李玉梅; 苗战涛; 胡威强; 郭新涛
Original assignee: Henan Zhengda Engineering Testing Consulting Co ltd
Current assignee: Henan Zhengda Engineering Testing Consulting Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2021-12-28
Anticipated expiration: 2031-08-11

Abstract

The utility model provides a fixing device for asphalt pavement core drilling and sampling equipment, which belongs to the technical field of road engineering detection and comprises a fixing frame, wherein both sides of one end of the fixing frame are fixedly connected with idler wheels, the middle part of the other end of the fixing frame is fixedly connected with universal wheels, and the upper surfaces of both sides of the fixing frame are fixedly connected with a shell. This a fixing device for bituminous paving bores core sampling equipment, through setting up bearing structure, utilize the backup pad to hold up equipment when using, make its gyro wheel leave ground, thereby increase the stability of equipment bottom, prevent that it from producing the motion when using, be favorable to boring the normal clear of core sample work, through setting up the leveling structure, drive the supporting shoe through the screw rod and remove, make supporting shoe and ground laminating, thereby reduce the clearance of equipment bottom, prevent that it from appearing rocking, the stationarity of equipment work has further been increased.

Description

Fixing device for asphalt pavement core drilling and sampling equipment

Technical Field

The utility model belongs to the technical field of road engineering detection, and particularly relates to a fixing device for a core drilling and sampling device of an asphalt pavement.

Background

The asphalt pavement has the advantages of good flatness, low noise, simple and convenient maintenance and the like, is widely applied to urban roads and highway trunks, and becomes a high-grade pavement with the largest paving area in China at present. In the construction process of the asphalt concrete pavement, the control of the compaction degree is an important index for newly built roads and maintenance projects at the present stage. The asphalt concrete formed by standard compaction using a hot mix asphalt mix has structural mechanical integrity. Proper compaction can enhance the impermeability of the pavement material, improve the strength and stability of the material, and reduce deformation under load-bearing capacity of the pavement. The compactness is guaranteed, the compactness of the road surface can be guaranteed, the flatness of the road surface is improved, the effect of reducing the void ratio is achieved, the friction force of the road surface can be effectively improved, and the obvious effect of resisting natural invasion force and crack resistance is achieved. With the development of science and technology, some pavement compactness nondestructive testing methods have appeared at home and abroad, wherein a core drilling sampling method is one of the common methods for testing the thickness of a structural layer of an asphalt pavement.

The bottom of the existing asphalt pavement core drilling and sampling equipment is provided with the roller, so that the equipment is convenient to move, but in the using process, the bottom of the core drilling and sampling equipment is easy to move, the stability is poor, the influence on the core drilling and sampling work is large, and the popularization and the use are not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a fixing device for asphalt pavement core drilling and sampling equipment, and aims to solve the problem that the bottom stability of the asphalt pavement core drilling and sampling equipment in the prior art is poor.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a fixing device for bituminous paving bores core sampling equipment, includes the mount, the equal fixedly connected with gyro wheel in one end both sides of mount, the other end middle part fixedly connected with universal wheel of mount, the equal fixedly connected with casing of both sides upper surface of mount, the inside swing joint of casing has the fly leaf, mount and fixedly connected with backup pad are run through to the bottom of fly leaf, one side fixedly connected with tooth of fly leaf, the equal fixedly connected with link in both sides of mount, the inside of link is rotated and is connected with the pivot, the outside fixedly connected with gear of pivot, the gear is connected with the tooth meshing of fly leaf one side, the one end fixedly connected with carousel of pivot, the one end that the pivot is close to the carousel is equipped with pivot stop gear.

In order to enable the fixing device for the asphalt pavement core drilling sampling equipment to achieve the effect of enabling the supporting plate to work more stably, the rotating shaft limiting mechanism preferably comprises an installation frame, a limiting block, a clamping groove and a clamping block, the installation frame is fixedly connected with the fixing frame, the clamping groove is located inside the limiting block, the clamping block is sleeved on the outer side of the rotating shaft, and the clamping groove is matched with the clamping block.

In order to enable the fixing device for the asphalt pavement core drilling and sampling equipment to achieve the effect of limiting the rotating shaft, as a preferable mode of the utility model, the inner side of the fixture block is provided with a connecting groove, the outer side of the rotating shaft is fixedly connected with a connecting block, and the connecting block is matched with the connecting groove.

In order to enable the fixing device for the asphalt pavement core drilling and sampling equipment to achieve the effect of enabling the stress on two sides of the rotating shaft to be more uniform, the fixing device is preferably provided with two connecting grooves, the two connecting grooves are symmetrically distributed on two sides of the inside of the clamping block, the two connecting blocks are symmetrically distributed on the outer side of the rotating shaft.

In order to enable the fixing device for the asphalt pavement core drilling and sampling equipment to achieve the effect of better supporting stability, as a preferable mode of the utility model, the two sides of the bottom of the supporting plate are fixedly connected with connecting plates, and the connecting plates are perpendicular to the supporting plate.

In order to enable the fixing device for the asphalt pavement core drilling sampling equipment to achieve the effect of leveling the bottom, the fixing device is preferably used, the inner threads of the connecting plate are connected with screw rods, the lower surface of the connecting plate is provided with grooves, supporting blocks are arranged inside the grooves, and the bottom ends of the screw rods are fixedly connected with the supporting blocks.

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

1. this a fixing device for bituminous paving bores core sampling equipment through setting up bearing structure, utilizes the backup pad to hold up equipment when using, makes its gyro wheel leave ground to increase the stability of equipment bottom, prevent that it from producing the motion when using, be favorable to boring the normal clear of core sampling work.

2. This a fixing device for bituminous paving bores core sampling equipment through setting up the leveling structure, drives the supporting shoe through the screw rod and removes, makes supporting shoe and ground laminating to reduce the clearance of activity of equipment bottom, prevent that it from appearing rocking, further increased the stationarity of equipment work.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

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

FIG. 2 is a schematic bottom perspective view of the present invention;

FIG. 3 is a perspective view of an adjustment structure of the support plate according to the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 3 at A according to the present invention;

fig. 5 is a perspective view of the connecting plate structure of the present invention.

In the figure: 1. a fixed mount; 2. a housing; 3. a support plate; 4. a roller; 5. a universal wheel; 6. a movable plate; 7. a turntable; 8. a rotating shaft limiting mechanism; 9. a rotating shaft; 10. a gear; 11. a connecting frame; 12. a connecting plate; 13. a support block; 14. teeth; 15. a screw; 16. a groove; 81. a mounting frame; 82. a limiting block; 83. a card slot; 84. a clamping block; 85. connecting grooves; 86. and (4) connecting the blocks.

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.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a fixing device for bituminous paving bores core sampling equipment, including mount 1, the equal fixedly connected with gyro wheel 4 in one end both sides of mount 1, the other end middle part fixedly connected with universal wheel 5 of mount 1, the equal fixedly connected with casing 2 in both sides upper surface of mount 1, the inside swing joint of casing 2 has fly leaf 6, mount 1 and fixedly connected with backup pad 3 are run through to the bottom of fly leaf 6, one side fixedly connected with tooth 14 of fly leaf 6, the equal fixedly connected with link 11 in both sides of mount 1, the inside of link 11 is rotated and is connected with pivot 9, the outside fixedly connected with gear 10 of pivot 9, gear 10 is connected with the tooth 14 meshing of fly leaf 6 one side, the one end fixedly connected with carousel 7 of pivot 9, the one end that pivot 9 is close to carousel 7 is equipped with pivot stop gear 8.

In the embodiment of the utility model, when the device is used, the rotating disc 7 is rotated, the rotating disc 7 drives the rotating shaft 9 to rotate the gear 10, the gear 10 drives the tooth 14 to move the movable plate 6, the movable plate 6 drives the supporting plate 3 to move so as to be in contact with the ground, at the moment, the roller 4 and the universal wheel 5 are both separated from the ground, and the position of the rotating shaft 9 is fixed through the rotating shaft limiting mechanism 8, so that the stability of the bottom of the device is improved, the device is prevented from moving in use, and the normal operation of core drilling sampling is facilitated.

Specifically, the rotating shaft limiting mechanism 8 comprises an installation frame 81, a limiting block 82, a clamping groove 83 and a clamping block 84, the installation frame 81 is fixedly connected with the fixing frame 1, the clamping groove 83 is located inside the limiting block 82, the clamping block 84 is sleeved on the outer side of the rotating shaft 9, and the clamping groove 83 is matched with the clamping block 84.

In this embodiment: the position of the rotating shaft 9 is fixed by the cooperation between the fixture block 84 and the fixture groove 83, so that the position of the movable plate 6 is fixed, and the support plate 3 is kept in a normal working state.

Specifically, the connecting groove 85 has been seted up to fixture block 84's inboard, and the outside fixedly connected with connecting block 86 of pivot 9, connecting block 86 and connecting groove 85 looks adaptation.

In this embodiment: through the cooperation between connecting block 86 and the spread groove 85, when needing to rotate pivot 9, to one side removal fixture block 84, make fixture block 84 and stopper 82 separate, pivot 9 can rotate this moment, rotates the back, removes fixture block 84, makes fixture block 84 get back to the inside of stopper 82 again, under the combined action of connecting block 86, spread groove 85, draw-in groove 83, fixture block 84 and stopper 82, makes the rigidity of pivot 9.

Specifically, there are two connecting grooves 85, and two connecting grooves 85 are symmetrically distributed on two sides of the inside of the fixture block 84, and there are two connecting blocks 86, and two connecting blocks 86 are symmetrically distributed on the outer side of the rotating shaft 9.

In this embodiment: through the arrangement of the symmetrically distributed connecting grooves 85 and the connecting blocks 86, the stress on two sides of the rotating shaft 9 is more uniform.

Specifically, the bottom both sides of backup pad 3 all fixedly connected with connecting plate 12, connecting plate 12 sets up with backup pad 3 is perpendicular.

In this embodiment: through setting up connecting plate 12, increased the area of contact of the bearing structure of equipment bottom and ground, made the support more reliable and stable.

Specifically, a screw 15 is connected to the inner thread of the connecting plate 12, a groove 16 is formed in the lower surface of the connecting plate 12, a supporting block 13 is arranged inside the groove 16, and the bottom end of the screw 15 is fixedly connected with the supporting block 13.

In this embodiment: the screw rod 15 is rotated, so that the screw rod 15 drives the supporting block 13 to move, and the supporting block is in contact with the ground, the movable gap at the bottom of the equipment is reduced, the equipment is prevented from shaking, and the working stability of the equipment is further improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a fixing device for bituminous paving bores core sampling equipment, includes mount (1), its characterized in that: the roller wheels (4) are fixedly connected to two sides of one end of the fixed frame (1), the universal wheel (5) is fixedly connected to the middle of the other end of the fixed frame (1), the shell (2) is fixedly connected to the upper surfaces of two sides of the fixed frame (1), the movable connection in the shell (2) is provided with the movable plate (6), the bottom end of the movable plate (6) penetrates through the fixed frame (1) and is fixedly connected with the supporting plate (3), the teeth (14) are fixedly connected to one side of the movable plate (6), the connecting frame (11) is fixedly connected to two sides of the fixed frame (1), the rotating shaft (9) is rotatably connected to the inside of the connecting frame (11), the gear (10) is fixedly connected to the outer side of the rotating shaft (9), the gear (10) is meshed with the teeth (14) on one side of the movable plate (6), and the turntable (7) is fixedly connected to one end of the rotating shaft (9), and a rotating shaft limiting mechanism (8) is arranged at one end of the rotating shaft (9) close to the turntable (7).

2. The fixing device for the asphalt pavement core drilling and sampling equipment according to claim 1, characterized in that: pivot stop gear (8) include mounting bracket (81), stopper (82), draw-in groove (83) and fixture block (84), mounting bracket (81) and mount (1) fixed connection, draw-in groove (83) are located the inside of stopper (82), fixture block (84) cup joint in the outside of pivot (9), draw-in groove (83) and fixture block (84) looks adaptation.

3. The fixing device for the asphalt pavement core drilling and sampling equipment according to claim 2, characterized in that: the connecting groove (85) is formed in the inner side of the clamping block (84), the connecting block (86) is fixedly connected to the outer side of the rotating shaft (9), and the connecting block (86) is matched with the connecting groove (85).

4. The fixing device for the asphalt pavement core drilling and sampling equipment according to claim 3, characterized in that: the connecting grooves (85) are two, the connecting grooves (85) are symmetrically distributed on two sides of the interior of the clamping block (84), the connecting blocks (86) are two, and the connecting blocks (86) are symmetrically distributed on the outer side of the rotating shaft (9).

5. The fixing device for the asphalt pavement core drilling and sampling equipment according to claim 1, characterized in that: the bottom both sides of backup pad (3) all fixedly connected with connecting plate (12), connecting plate (12) set up with backup pad (3) is perpendicular.

6. The fixing device for the asphalt pavement core drilling and sampling equipment according to claim 5, characterized in that: the connecting plate is characterized in that a screw rod (15) is connected to the inner portion of the connecting plate (12) in a threaded mode, a groove (16) is formed in the lower surface of the connecting plate (12), a supporting block (13) is arranged inside the groove (16), and the bottom end of the screw rod (15) is fixedly connected with the supporting block (13).