CN215767755U

CN215767755U - Highway detects with getting core fixing device

Info

Publication number: CN215767755U
Application number: CN202122122611.1U
Authority: CN
Inventors: 吴耀宗
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-02-08
Anticipated expiration: 2031-09-03

Abstract

The utility model relates to the technical field of highway detection, and discloses a coring fixing device for highway detection, which comprises: a base; the upper surface of the base is fixedly connected with a lifting unit which is used for lifting or lowering the core drilling machine and a driving piece in transmission connection with the core drilling machine; the supporting unit comprises a plurality of first threaded rods, a plurality of rotary disks and a plurality of fixed disks, the base is connected with the first threaded rods in a threaded mode along the vertical direction, a center hole is formed in the upper surface of the fixed disk, a hollow cavity is formed in the upper surface of the fixed disk, the first threaded rods penetrate through the center hole and are fixedly connected with the rotary disks, the rotary disks are sleeved in the hollow cavity and are rotatably connected with the fixed disks, and the first threaded rods, the rotary disks and the fixed disks are arranged in a one-to-one correspondence mode. The utility model has convenient use, no relative rotation between the fixed disc and the ground, reduced possibility of road surface damage and good stability.

Description

Highway detects with getting core fixing device

Technical Field

The utility model relates to the technical field of highway detection, in particular to a coring fixing device for highway detection.

Background

After the highway construction is finished, drilling and coring are carried out on the highway pavement, which is a standard test method widely adopted in recent years, and a drilling sample can be used for measuring thickness, density, material ratio and other tests, and has important significance for highway detection. The portable highway coring device of real life small-size often adopts telescopic link or screw rod mode to fix, and the screw rod often adopts the mode of screw in concrete, and in the concrete is set to the screw rod bottom for convenient, the screw rod bottom often sets to most advanced, and this kind of design needs most advanced hardness higher for product cost risees, and most advanced inserts in the concrete, can cause the concrete surface to produce the pit, causes the road surface to damage.

In view of this, it is desirable to design a coring fixing device for road detection, which is convenient to fix and does not damage the road surface.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a coring fixing device for road detection, which solves the problems in the prior art, can be used in a portable manner, reduces the possibility of road surface damage and has good stability.

In order to achieve the purpose, the utility model provides the following scheme: the utility model provides a highway detects and uses coring fixing device, includes:

a base;

the lifting unit is arranged on the upper surface of the base and used for lifting or lowering the core drilling machine and a driving piece in transmission connection with the core drilling machine;

the supporting unit comprises a plurality of first threaded rods, a plurality of rotary disks and a plurality of fixed disks, the base is connected with the first threaded rods along the vertical direction in a threaded manner, the upper surface of the fixed disk is provided with a center hole and is provided with a hollow cavity, the lower end of the first threaded rod penetrates through the center hole and the fixed disk, the rotary disk is sleeved with the rotary disk, the hollow cavity is internally provided with the fixed disk, and the rotary disk is connected and a plurality of rotary disks are arranged in a one-to-one correspondence manner.

Further, the diameter of the rotating disc is smaller than that of the hollow chamber, and the height of the rotating disc is smaller than that of the hollow chamber.

Furthermore, a plurality of rolling connecting pieces are embedded in the circumferential direction of the lower surface of the rotating disc, the rotating disc is abutted to the bottom surface of the hollow cavity through the plurality of rolling connecting pieces, and the sum of the height of the rotating disc and the height of the rolling connecting pieces exposed out of the rotating disc part is smaller than the height of the hollow cavity.

Furthermore, the lower surface of the fixed disc is provided with anti-skid lines.

Furthermore, first threaded rod top rigid coupling has first rotatory hand wheel, first rotatory hand wheel radially is provided with the blind hole, sliding connection has the extension rod in the blind hole.

Furthermore, an internal thread is arranged at the near opening end of the blind hole, an end cover is arranged at one end of the extension rod in the blind hole, an end cover is arranged at the other end of the extension rod, and an external thread matched with the internal thread is arranged at the near end cover of the extension rod.

Further, the lifting unit includes slide bar, lifting support, fixed bolster and second threaded rod, the surface symmetry is provided with two slide bars, two on the base slide bar sliding connection have lifting support, lifting support be used for the rigid coupling get the core machine and with get the driving piece that the core machine transmission is connected, slide bar top rigid coupling has the fixed bolster, the fixed bolster rotates along vertical direction and is connected with the second threaded rod, the second threaded rod with the lifting support spiro union, second threaded rod top rigid coupling has the rotatory hand wheel of second.

Furthermore, the side wall of the front end of the base is rotatably connected with one end of a connecting rod, the other end of the connecting rod is rotatably connected with a fixed wheel, the side wall of the front end of the base is fixedly connected with a clamping piece, the clamping piece and the connecting rod are arranged on the same side of the side wall of the front end of the base, and the distance between the clamping piece and one end of the connecting rod is smaller than the length of the connecting rod; the side wall of the rear end of the base is hinged with one end of a third threaded rod, the side wall of the rear end of the base is fixedly connected with a supporting plate, a rectangular notch is formed in the front end of the supporting plate, the other end of the third threaded rod penetrates through the rectangular notch and is connected with a universal wheel, and a nut is screwed on the third threaded rod; the total number of the fixed wheels and the universal wheels is not less than three.

Furthermore, the upper surface rigid coupling of base has the one end of stiffener, the stiffener other end with fixed bolster rigid coupling.

Furthermore, a level bar is arranged on the upper surface of the base, and a handle is arranged on the upper surface of the base.

The utility model discloses the following technical effects: according to the core drilling machine, the rotating disc rotates in the hollow cavity of the fixed disc by downwards rotating the first threaded rod, and the rotating disc drives the fixed disc to move towards the direction far away from the chassis, so that the core drilling machine can be horizontally placed, and the core drilling machine is guaranteed to stably work. The utility model has convenient use, no relative rotation between the fixed disc and the ground, reduced possibility of road surface damage and good stability.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.

FIG. 1 is a schematic structural view of a coring fixing device for road detection according to the present invention;

FIG. 2 is an enlarged view of area A of FIG. 1;

FIG. 3 is a front view of the support unit of the present invention;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 3;

FIG. 5 is an effect view of the first threaded rod, the rotating disc and the first rotating handwheel when in use;

reference numerals: 1. a base; 2. a lifting unit; 3. a support unit; 5. a reinforcing bar; 6. A level bar; 7. a handle; 8. core drilling; 9. a drive member; 21. a slide bar; 22. a lifting support; 23. fixing a bracket; 24. a second threaded rod; 25. a second rotating hand wheel; 31. a first threaded rod; 32. rotating the disc; 33. fixing the disc; 34. a first rotating hand wheel; 41. a connecting rod; 42. A fixed wheel; 43. a clamping piece; 44. a third threaded rod; 45. a support plate; 46. a universal wheel; 47. a nut; 321. a rolling connection; 341. blind holes; 342. an extension pole; 343. and (4) end covers.

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 order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

Referring to fig. 1, the utility model provides a coring fixing device for road detection, which comprises a base 1, a supporting unit 3 and a lifting unit 2.

Referring to fig. 1, 3, 4 and 5, the supporting unit 3 includes a first threaded rod 31, a rotating disk 32 and a fixed disk 33, the base 1 is screwed with the first threaded rod 31 along the vertical direction, the first threaded rod 31 rotates and can move up and down relative to the base 1, a central hole is formed in the upper surface of the fixed disk 33, the lower end of the first threaded rod 31 penetrates through the central hole and is fixedly connected with the rotating disk 32, a hollow chamber is arranged inside the fixed disk 33, and the rotating disk 32 is sleeved in the hollow chamber and is rotatably connected with the fixed disk 33.

The lower surface of base 1 is provided with the recess, and the volume looks adaptation of recess and fixed disk 33, and when not using, rotatory first threaded rod 31 can accomodate the recess with fixed disk 33 in.

For the convenience of rotation, the rotating disk 32 and the fixed disk 33 are in clearance fit, that is: the diameter of the rotating disk 32 is smaller than the diameter of the hollow chamber, and the thickness of the rotating disk 32 is smaller than the height of the hollow chamber.

Preferably, referring to fig. 4-5, a plurality of rolling connectors 321 are circumferentially embedded in the bottom of the rotating disk 32, the plurality of rolling connectors 321 can rotate relative to the rotating disk 32, and the plurality of rolling connectors 321 abut against the bottom surface of the hollow chamber, so that the rotating disk 32 and the fixed disk 33 can rotate relative to each other conveniently, and the sum of the thickness of the rotating disk 32 and the thickness of the portion, exposed out of the rotating disk 32, of the rolling connectors 321 is less than the height of the hollow chamber.

In order to increase the friction force between the fixing plate 33 and the ground, the bottom of the fixing plate 33 is provided with anti-slip threads (not shown).

Preferably, as shown in fig. 3 to 5, in order to facilitate an operator to rotate the first rotating handwheel 34, the first rotating handwheel 34 is fixedly connected to the top end of the first threaded rod 31, a blind hole 341 is radially formed in the first rotating handwheel 34, an extension rod 342 is slidably connected in the blind hole 341, and the extension rod 342 is arranged to increase the torque of the washing rotating handwheel.

Referring to fig. 4, in order to facilitate storage, an internal thread is provided at a proximal opening end of the blind hole 341, one end of the extension rod 342 is sleeved in the blind hole 341, an end cover 343 is provided at the other end of the extension rod 342, and an external thread adapted to the internal thread is provided at the proximal end cover 343 of the extension rod 342. When not in use, the extension rod 342 is sleeved in the blind hole 341 and fixed through threads; when in use, the extension rod 342 only needs to be selected from the blind hole 341.

Referring to fig. 1, the lifting unit 2 includes a slide bar 21, a lifting bracket 22, a fixing bracket 23, and a second threaded rod 24. The upper surface of the base 1 is provided with two slide bars 21, two slide bars become the axial symmetry setting along the central line of base 1 left and right sides direction, two slide bars 21 sliding connection have lifting support 22, lifting support 22 rigid coupling driving piece 9 and core taking machine 8, driving piece 9 is connected with core taking machine 8 transmission, the drill bit of connection can be dismantled to core taking machine 8, so that change drill bit, the drill bit can be multiple specification, in order to bore the drilling sample of getting different specifications, slide bar 21 top rigid coupling has fixed bolster 23, fixed bolster 23 rotates along vertical direction and is connected with second threaded rod 24, second threaded rod 24 and lifting support 22 spiro union, first rotary rod top rigid coupling has the rotatory hand wheel 25 of second, can drive lifting support 22 through rotatory second rotatory hand wheel 25 and reciprocate, and then drive core taking machine 8 reciprocates in order to bore the drilling and get the core.

Usually, the driving member 9 is a diesel engine or a gasoline engine, and the driving member 9 is in transmission connection with the core drilling machine 8 through a belt, which belongs to the prior art and is not described herein again.

Further optimization scheme, referring to fig. 1-2, in order to facilitate the movement of the device, the side wall of the base is provided with wheels, specifically: the outer side of the side wall of the front end of the base 1 is rotatably connected with one end of a connecting rod 41, the other end of the connecting rod 41 is rotatably connected with a fixed wheel 42, the side wall of the front end of the base 1 is fixedly connected with a clamping piece 43, and the distance between the clamping piece 43 and one end of the connecting rod 41 is smaller than the length of the connecting rod 41; the side wall of the rear end of the base 1 is hinged with one end of a third threaded rod 44, the side wall of the rear end of the base 1 is fixedly connected with a supporting plate 45, the front end of the supporting plate 45 is provided with a rectangular notch, the third threaded rod 44 penetrates through the rectangular notch to be connected with a universal wheel 46, the universal wheel 46 is arranged to facilitate steering of the device in the moving process, the third threaded rod 44 is in threaded connection with a nut 47, and the nut 47 can be arranged above or below the third threaded rod 44 in use; it is noted that the sum of the number of the fixed wheels 42 and the universal wheels 46 is not less than three to ensure stability.

When the device is used, the connecting rod 41 is rotated to enable the connecting rod 41 to be abutted against the lower end of the clamping piece 43, the fixed wheel 42 is contacted with the ground at the moment, the third threaded rod 44 is sleeved at the rectangular notch, the nut 47 is rotated to enable the nut 47 to be abutted against the supporting plate 45, the universal wheel 46 is abutted against the ground at the moment, and the device can move at the moment; the connecting rod 41 is rotated reversely, so that the connecting rod 41 is abutted against the upper end of the clamping piece 43, the nut 47 is rotated reversely, the nut 47 is removed from being fixed with the supporting plate 45, the third threaded rod 44 is rotated along the hinged position as a circle center, the universal wheel 46 is not contacted with the ground any more, and the lower surface of the base 1 is contacted with the ground at the moment; after coring is completed, the fixing device can be moved by turning the connecting rod 41 again and fixing the third threaded rod 44.

In a further optimized scheme, referring to fig. 1, the upper surface of the bottom plate 1 is connected with one end of a reinforcing rod 5, and the other end of the reinforcing rod 5 is fixedly connected with a fixed bracket 23.

In a further optimized scheme, as most of the road surfaces are provided with certain slopes, the leveling rod 6 is arranged on the upper surface of the base 1, the leveling rod 6 is arranged to facilitate observation of whether the base 1 is kept in a horizontal state, and the handle 7 is arranged on the upper surface of the base 1 to facilitate movement of the utility model.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims

1. The utility model provides a highway detects with coring fixing device which characterized in that includes:

a base (1);

the lifting unit (2) is mounted on the upper surface of the base (1), and the lifting unit (2) is used for lifting or lowering a core drilling machine (8) and a driving piece (9) in transmission connection with the core drilling machine (8);

support unit (3), including a plurality of first threaded rods (31), a plurality of rotary disk (32) and a plurality of fixed disk (33), base (1) has first threaded rod (31) along vertical direction spiro union, the centre bore has been seted up and hollow cavity has been provided with to fixed disk (33) upper surface, the lower extreme of first threaded rod (31) runs through centre bore and rigid coupling have rotary disk (32), rotary disk (32) cover is established in the hollow cavity and with fixed disk (33) rotate to be connected, and is a plurality of first threaded rod (31), a plurality of rotary disk (32) and a plurality of fixed disk (33) one-to-one set up.

2. The coring fixation device for road testing as set forth in claim 1, wherein the diameter of the rotating disk (32) is smaller than the diameter of the hollow chamber, and the height of the rotating disk (32) is smaller than the height of the hollow chamber.

3. The coring fixing device for road detection as set forth in claim 2, wherein a plurality of rolling connectors (321) are circumferentially embedded in a lower surface of the rotating disk (32), the rotating disk (32) abuts against the bottom surface of the hollow chamber through the plurality of rolling connectors (321), and a sum of a height of the rotating disk (32) and a height of a portion of the rolling connectors (321) exposed to the rotating disk (32) is smaller than a height of the hollow chamber.

4. The coring fixing device for road detection as set forth in claim 3, wherein the lower surface of the fixed disk (33) is provided with anti-slip lines.

5. The coring fixing device for road detection as claimed in claim 3, wherein a first rotating hand wheel (34) is fixedly connected to the top end of the first threaded rod (31), a blind hole (341) is radially formed in the first rotating hand wheel (34), and an extension rod (342) is slidably connected in the blind hole (341).

6. The coring fixing device for road detection as set forth in claim 5, wherein an internal thread is provided at a proximal opening end of the blind hole (341), the extension rod (342) is sleeved in the blind hole (341) at one end, an end cap (343) is provided at the other end of the extension rod (342), and an external thread adapted to the internal thread is provided at the proximal end cap (343) of the extension rod (342).

7. Coring fixation device for road detection according to claim 6, characterized in that the lifting unit (2) comprises a sliding rod (21), a lifting bracket (22), a fixing bracket (23) and a second threaded rod (24), two sliding rods (21) are symmetrically arranged on the upper surface of the base (1), the two sliding rods (21) are connected with the lifting bracket (22) in a sliding manner, the lifting bracket (22) is used for fixedly connecting a core drilling machine (8) and a driving piece (9) in transmission connection with the core drilling machine (8), a fixed bracket (23) is fixedly connected at the top end of the sliding rod (21), the fixed bracket (23) is rotatably connected with a second threaded rod (24) along the vertical direction, the second threaded rod (24) is in threaded connection with the lifting support (22), and a second rotating hand wheel (25) is fixedly connected to the top of the second threaded rod (24).

8. The coring fixing device for the road detection as claimed in claim 6, wherein the side wall of the front end of the base (1) is rotatably connected with one end of a connecting rod (41), the other end of the connecting rod (41) is rotatably connected with a fixed wheel (42), the side wall of the front end of the base (1) is fixedly connected with a clamping piece (43), the clamping piece (43) and the connecting rod (41) are arranged on the same side of the side wall of the front end of the base (1), and the distance between the clamping piece (43) and one end of the connecting rod (41) is less than the length of the connecting rod (41); the side wall of the rear end of the base (1) is hinged with one end of a third threaded rod (44), the side wall of the rear end of the base (1) is fixedly connected with a supporting plate (45), a rectangular notch is formed in the front end of the supporting plate (45), the other end of the third threaded rod (44) penetrates through the rectangular notch and is connected with a universal wheel (46), and a nut (47) is screwed on the third threaded rod (44); the total number of the fixed wheels (42) and the universal wheels (46) is not less than three.

9. The coring fixing device for road detection according to claim 7, wherein one end of a reinforcing rod (5) is fixedly connected to the upper surface of the base (1), and the other end of the reinforcing rod (5) is fixedly connected to the fixing bracket (23).

10. The coring fixing device for road detection as claimed in any one of claims 1 to 8, wherein a level (6) is provided on the upper surface of the base (1), and a handle (7) is mounted on the upper surface of the base (1).