CN220583818U - Pavement drill core sampler - Google Patents
Pavement drill core sampler Download PDFInfo
- Publication number
- CN220583818U CN220583818U CN202322145191.8U CN202322145191U CN220583818U CN 220583818 U CN220583818 U CN 220583818U CN 202322145191 U CN202322145191 U CN 202322145191U CN 220583818 U CN220583818 U CN 220583818U
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- Prior art keywords
- sampling
- pavement
- component
- assembly
- drill core
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- 238000005070 sampling Methods 0.000 claims abstract description 59
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 238000005553 drilling Methods 0.000 claims abstract description 6
- 230000001681 protective effect Effects 0.000 claims description 13
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 230000008859 change Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model relates to the technical field of pavement construction, and particularly discloses a pavement core drilling sampler, which comprises a supporting mechanism for movably supporting the whole body, and a sampling mechanism arranged on the supporting mechanism and used for drilling core for sampling a UI pavement; the sampling mechanism comprises a lifting component fixed on the supporting mechanism, a sampling component for sampling a drill core and a pushing component arranged on the sampling component and used for pushing out the sampling. According to the utility model, through the arrangement of the supporting mechanism, the lifting component of the sampling mechanism, the sampling component and the pushing component, the whole sampling component is moved downwards through the lifting component after being moved to the pavement sampling position, and meanwhile, the whole sampling component is protected through the protecting component when the cylindrical knife of the sampling component rotates the pavement, after the sampling is completed, the pushing component takes out the core sample, so that the whole sampling process is simple to operate, the sampling convenience is improved, and the construction is convenient.
Description
Technical Field
The utility model relates to the technical field of pavement construction, in particular to a pavement drill core sampler.
Background
The prior pavement drill core sampler with the publication number of CN211292060U is characterized in that a chassis is placed on a concrete ground, then a to-be-drilled concrete area is located under a drill core sampling hole, a base is installed on the chassis through a fixing piece, the position of a drill bit is located right above the drill core sampling hole, and finally a sampling column is installed on the drill bit to operate. Because the area of the chassis is large, the overall stability of the drill core sampler is higher after the drill core sampler is mounted on the chassis, and a worker can directly tread on the chassis during operation, so that the stability of the drill core is improved; however, the sampler has a complex overall structure, and complicated operation steps during use, and causes inconvenience to the use process.
Disclosure of Invention
The utility model aims to solve the problems and provide a pavement drill core sampler.
The utility model realizes the above purpose through the following technical scheme:
the pavement drill core sampler comprises a supporting mechanism for movably supporting the whole body, and also comprises a sampling mechanism which is arranged on the supporting mechanism and is used for drilling core sampling on a UI pavement; the sampling mechanism comprises a lifting assembly fixed on the supporting mechanism, wherein the lifting assembly is provided with a sampling assembly for sampling a drill core and a pushing assembly arranged on the sampling assembly and used for pushing out the sampling;
the sampling assembly comprises a power source fixed on the lifting assembly, a main gear is connected to the output end of the power source, a pinion is meshed to one side of the main gear, the center of the pinion is connected with a hollow shaft, a cylindrical cutter is fixed to the lower end of the hollow shaft, a protection assembly is arranged on the outer ring of the cylindrical cutter and comprises a protection sleeve arranged on the lower side of the cylindrical cutter, a limit column penetrating through the lifting assembly is fixed on the protection sleeve, and a spring is sleeved on the outer diameter of the limit column and located on the outer side of the protection sleeve.
Further set up: the lifting assembly comprises upright posts which are oppositely arranged, a cross beam is arranged between the upright posts, a screw rod and a guide post are respectively arranged on two sides of the cross beam, a servo motor is connected to the upper end of the screw rod, the screw rod is in threaded connection with the cross beam, and the cross beam is in sliding connection with the guide post.
Further set up: the hollow shaft is connected with the cross beam in a rotating way.
Further set up: the limiting columns are in sliding connection with the cross beams, and the limiting columns are arranged at least two positions on the circumference of the cylindrical cutter.
Further set up: the pushing component comprises an electric telescopic rod fixed on the cross beam, the movable rod of the electric telescopic rod penetrates through the hollow shaft to enter the cylindrical cutter, the end part of the movable rod of the electric telescopic rod is connected with an ejection disc, and the diameter of the ejection disc is smaller than the inner diameter of the cylindrical cutter.
Further set up: the supporting mechanism comprises a bottom plate, supporting wheels are arranged at four corners of the lower end of the bottom plate, through holes are formed in positions, corresponding to the cylindrical cutters, on the bottom plate, and the diameter of each through hole is larger than the outer diameter of the protective sleeve.
Compared with the prior art, the utility model has the following beneficial effects:
through supporting mechanism, sampling mechanism's lifting unit, sampling subassembly, pushing away the setting of subassembly, with the whole road surface sampling position back that removes, carry out the downwardly moving to the sampling subassembly is whole through lifting unit, through the protection of protection component when the drum sword rotary-cut road surface of sampling subassembly simultaneously, after the sample is accomplished, pushing away the subassembly and taking out the core sample, make whole sampling process easy operation, improve the convenience of sampling, the construction of being convenient for goes on.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings that are necessary for the description of the embodiments or 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 can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is an isometric view of a pavement drill core sampler according to the present utility model;
FIG. 2 is a schematic view of a pavement drill sampler according to another aspect of the present utility model;
FIG. 3 is a schematic illustration of a main section of a pavement drill core sampler according to the present utility model;
FIG. 4 is an enlarged schematic view of the structure at A of FIG. 3;
fig. 5 is a schematic partial structural view of a sampling mechanism of a pavement drill core sampler according to the present utility model.
The reference numerals are explained as follows:
1. a support mechanism; 11. a bottom plate; 12. a support wheel; 13. a handle; 14. a through hole; 2. a sampling mechanism; 21. a lifting assembly; 211. a column; 212. a screw rod; 213. a servo motor; 214. a guide post; 215. a cross beam; 22. a sampling assembly; 221. a motor; 222. a main gear; 223. a pinion gear; 224. a hollow shaft; 225. a cylindrical knife; 226. a limit column; 227. a protective sleeve; 228. a spring; 23. a pushing assembly; 231. an electric telescopic rod; 232. and pushing out the disc.
Detailed Description
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
The utility model is further described below with reference to the accompanying drawings:
as shown in fig. 1 to 5, the pavement drill core sampler comprises a supporting mechanism 1 for movably supporting the whole, and a sampling mechanism 2 arranged on the supporting mechanism 1 and used for drilling core sampling of a UI pavement;
in this embodiment: the supporting mechanism 1 comprises a bottom plate 11, supporting wheels 12 are arranged at four corners of the lower end of the bottom plate 11, through holes 14 are formed in positions, corresponding to the cylindrical cutters 225, on the bottom plate 11, the diameter of each through hole 14 is larger than the outer diameter of a protective sleeve 227, a handle 13 is fixed on one side of the bottom plate 11, the supporting wheels 12 are moving wheels with brake pads, the whole is supported and moved conveniently, and the using convenience is improved.
In this embodiment: the sampling mechanism 2 comprises a lifting assembly 21 fixed on the supporting mechanism 1, a sampling assembly 22 for sampling a drill core is arranged on the lifting assembly 21, and a pushing assembly 23 arranged on the sampling assembly 22 and used for pushing out the sampling;
the lifting assembly 21 comprises upright posts 211 which are oppositely arranged, a beam 215 is arranged between the upright posts 211, screw rods 212 and guide posts 214 are respectively arranged on two sides of the beam 215, a servo motor 213 is connected to the upper end of each screw rod 212, each screw rod 212 is in threaded connection with the corresponding beam 215, each beam 215 is in sliding connection with the corresponding guide post 214, each screw rod 212 is rotationally connected with the corresponding upright post 211, each servo motor 213 works to drive each screw rod 212 to rotate, so that each beam 215 moves up and down under the limit of the corresponding guide post 214, and the sampling assembly 22 is driven to sample up and down integrally.
The sampling assembly 22 comprises a motor 221 fixed on a beam 215, the output end of the motor 221 is connected with a main gear 222, one side of the main gear 222 is meshed with a secondary gear 223, a cavity for the main gear 222 and the secondary gear 223 to rotate is arranged in the beam 215, a hollow shaft 224 is rotationally connected with the beam 215, the center of the secondary gear 223 is connected with a hollow shaft 224, a cylindrical cutter 225 is fixed at the lower end of the hollow shaft 224, a protective assembly is arranged on the outer ring of the cylindrical cutter 225 and comprises a protective sleeve 227 arranged at the lower side of the cylindrical cutter 225, a limit column 226 penetrating through the lifting assembly 21 is fixed on the protective sleeve 227, and a spring 228 is sleeved on the outer diameter of the limit column 226 and positioned outside the protective sleeve 227; the limiting columns 226 are slidably connected with the cross beam 215, the limiting columns 226 are arranged at least two positions on the circumference of the cylindrical cutter 225, the motor 221 works to drive the main gear 222 to be meshed with the auxiliary gear 223 to rotate, the cylindrical cutter 225 at the lower end of the hollow shaft 224 rotates, after the protective sleeve 227 contacts the ground, the cylindrical cutter 225 contacts the ground to conduct rotary cutting, the limiting columns 226 move upwards gradually along with the change of the descending depth, the protective sleeve 227 always contacts the ground to protect the circumference until core drilling sampling is completed, the cylindrical cutter 225 is lifted upwards, and the spring 228 pushes the protective sleeve 227 to move downwards.
The pushing component 23 comprises an electric telescopic rod 231 fixed on the cross beam 215, a movable rod of the electric telescopic rod 231 penetrates through the hollow shaft 224 to enter the cylindrical cutter 225, an ejection disc 232 is connected to the end portion of the movable rod of the electric telescopic rod 231, the movable rod of the electric telescopic rod 231 is slidably connected with the hollow shaft 224, the diameter of the ejection disc 232 is smaller than the inner diameter of the cylindrical cutter 225, after a drill core is sampled, the ejection disc 232 is pushed to push out a core sample in the cylindrical cutter 225 through extension of the electric telescopic rod 231, and convenience of sampling is improved.
The working principle and the use flow of the utility model are as follows: the handle 13 pushes the bottom plate 11 to move to a pavement sampling position under the support of the supporting wheel 12, the supporting wheel 12 is locked, the servo motor 213 of the lifting assembly 21 is started, the screw rod 212 rotates to push the cross beam 215 to move downwards under the limit of the guide pillar 214, meanwhile, the motor 221 of the sampling assembly 22 works to drive the main gear 222 to rotate in meshed mode with the auxiliary gear 223, the cylindrical knife 225 at the lower end of the hollow shaft 224 rotates, after the protective sleeve 227 contacts the ground, the cylindrical knife 225 contacts the ground for rotary cutting, the limit post 226 moves upwards gradually along with the change of the descending depth, the protective sleeve 227 always contacts the ground for protecting the circumference until the drill core sampling is completed, the servo motor 213 reversely rotates to integrally move the cross beam 215 upwards, and the core sample in the cylindrical knife 225 is pushed out by the extension push-out disc 232 of the electric telescopic rod 231.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (6)
1. The utility model provides a road surface core drill sampler, includes supporting mechanism (1) that are used for carrying out the removal to whole and support, its characterized in that: the device also comprises a sampling mechanism (2) which is arranged on the supporting mechanism (1) and is used for drilling core sampling of the UI pavement; the sampling mechanism (2) comprises a lifting assembly (21) fixed on the supporting mechanism (1), a sampling assembly (22) for sampling a drill core is arranged on the lifting assembly (21), and a pushing assembly (23) arranged on the sampling assembly (22) and used for pushing out the sampling;
the sampling assembly (22) comprises a power source fixed on the lifting assembly (21), a main gear (222) is connected to the output end of the power source, a pinion (223) is meshed to one side of the main gear (222), a hollow shaft (224) is connected to the center of the pinion (223), a cylindrical cutter (225) is fixed to the lower end of the hollow shaft (224), a protection assembly is arranged on the outer ring of the cylindrical cutter (225), the protection assembly comprises a protection sleeve (227) arranged on the lower side of the cylindrical cutter (225), a limit post (226) penetrating through the lifting assembly (21) is fixed on the protection sleeve (227), and a spring (228) is sleeved on the outer diameter of the limit post (226) and is arranged on the outer side of the protection sleeve (227).
2. A pavement drill core sampler according to claim 1, characterized in that: lifting assembly (21) are including stand (211) of relative setting, be provided with crossbeam (215) between stand (211), crossbeam (215) both sides are provided with lead screw (212), guide pillar (214) respectively, lead screw (212) upper end is connected with servo motor (213), lead screw (212) with crossbeam (215) threaded connection, crossbeam (215) with guide pillar (214) sliding connection.
3. A pavement drill core sampler according to claim 2, characterized in that: the cross beam (215) is internally provided with a cavity for the rotation of the main gear (222) and the auxiliary gear (223), and the hollow shaft (224) is rotationally connected with the cross beam (215).
4. A pavement drill core sampler according to claim 2, characterized in that: the limiting columns (226) are in sliding connection with the cross beam (215), and the limiting columns (226) are arranged at least two positions on the circumference of the cylindrical knife (225).
5. A pavement drill core sampler according to claim 2, characterized in that: the pushing component (23) comprises an electric telescopic rod (231) fixed on the cross beam (215), the movable rod of the electric telescopic rod (231) penetrates through the hollow shaft (224) to enter the cylindrical cutter (225), the end part of the movable rod of the electric telescopic rod (231) is connected with an ejection disc (232), and the diameter of the ejection disc (232) is smaller than the inner diameter of the cylindrical cutter (225).
6. A pavement drill core sampler according to claim 1, characterized in that: the supporting mechanism (1) comprises a bottom plate (11), supporting wheels (12) are arranged at four corners of the lower end of the bottom plate (11), through holes (14) are formed in positions, corresponding to the cylindrical cutters (225), on the bottom plate (11), and the diameters of the through holes (14) are larger than the outer diameters of the protective sleeves (227).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322145191.8U CN220583818U (en) | 2023-08-10 | 2023-08-10 | Pavement drill core sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322145191.8U CN220583818U (en) | 2023-08-10 | 2023-08-10 | Pavement drill core sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220583818U true CN220583818U (en) | 2024-03-12 |
Family
ID=90112264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322145191.8U Active CN220583818U (en) | 2023-08-10 | 2023-08-10 | Pavement drill core sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220583818U (en) |
-
2023
- 2023-08-10 CN CN202322145191.8U patent/CN220583818U/en active Active
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