CN113481957A - Drilling and digging machine for detecting roadbed compactness - Google Patents
Drilling and digging machine for detecting roadbed compactness Download PDFInfo
- Publication number
- CN113481957A CN113481957A CN202110633917.5A CN202110633917A CN113481957A CN 113481957 A CN113481957 A CN 113481957A CN 202110633917 A CN202110633917 A CN 202110633917A CN 113481957 A CN113481957 A CN 113481957A
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- rod
- box body
- support frame
- guide rail
- sliding block
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D1/00—Investigation of foundation soil in situ
- E02D1/08—Investigation of foundation soil in situ after finishing the foundation structure
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/16—Machines for digging other holes in the soil
- E02F5/20—Machines for digging other holes in the soil for vertical holes
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Soil Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Earth Drilling (AREA)
Abstract
The invention provides a drilling and excavating machine for detecting roadbed compactness, which comprises: a box body; the supporting frame is arranged in the box body; the driving device is arranged on the support frame; the periphery of the screw rod is provided with a helical blade, one end of the screw rod is connected with the output end of the driving device, and the box body is provided with an opening for the screw rod to come in and go out; the first transmission mechanism is in transmission connection with the support frame; the second transmission mechanism is in transmission connection with the support frame; the first sliding block is slidably arranged on the box body, and the first transmission mechanism is connected with the first sliding block; and the second sliding block is slidably arranged on the box body, and the second transmission mechanism is connected with the second sliding block. According to the hole drilling and digging machine for detecting the roadbed compactness, when the drilling and digging position is adjusted, the position of the whole machine does not need to be adjusted, the operation is convenient and fast, the labor intensity is effectively reduced, and the working efficiency is improved.
Description
Technical Field
The invention relates to the technical field of paving auxiliary equipment, in particular to a hole drilling and digging machine for detecting roadbed compactness.
Background
The roadbed is a foundation of a track or a road surface, in the process of constructing the roadbed, firstly, the ground of an area to be paved needs to be excavated, then, roadbed materials are filled, and finally, the formed geotechnical structure is the roadbed.
The roadbed has the main function of bearing dynamic and static loads of a track, a road surface or traffic load, the roadbed compactness refers to the ratio of the dry density of soil or other road building materials after being compacted to the standard maximum dry density, and is expressed by percentage, the roadbed compactness is one of key indexes for roadbed and road surface construction quality detection, the density condition after on-site compaction is represented, and the higher the compactness is, the higher the density is, the better the overall performance of the material is.
In the prior art, when an operator detects the compaction degree of a roadbed by using a drilling and digging machine, the drilling and digging machine needs to be aligned to a position to be drilled and dug of the roadbed. When the drilling and digging machine is not aligned with the position to be drilled, the operator is required to move the whole drilling and digging machine to adjust the position of the drilling and digging machine.
Therefore, when the drilling and digging machine in the prior art detects the compaction degree of a roadbed and when the drilling and digging position is adjusted, the position of the whole machine needs to be adjusted, so that the operation is inconvenient, the labor intensity is high, and the working efficiency is low.
Disclosure of Invention
The invention provides a hole drilling and digging machine for detecting roadbed compactness, which does not need to adjust the position of the whole machine when adjusting the drilling and digging position, is convenient and fast to operate, effectively reduces labor intensity and improves working efficiency.
The invention provides a drilling and excavating machine for detecting roadbed compactness, which comprises:
a box body;
the supporting frame is arranged in the box body;
the driving device is arranged on the supporting frame;
the periphery of the spiral rod is provided with spiral blades, one end of the spiral rod is connected with the output end of the driving device, and the box body is provided with an opening for the spiral rod to come in and go out;
the first transmission mechanism is in transmission connection with the support frame and can drive the support frame to reset and move along a first direction, and the first direction is consistent with the axial direction of the spiral rod;
the second transmission mechanism is in transmission connection with the support frame and can drive the support frame to reciprocate along a second direction, and the second direction is perpendicular to the axial direction of the screw rod;
the first sliding block is slidably arranged on the box body, the sliding direction of the first sliding block is parallel to the second direction, and the first transmission mechanism is connected with the first sliding block;
the second sliding block is slidably arranged on the box body, the sliding direction of the second sliding block is parallel to the first direction, and the second transmission mechanism is connected with the second sliding block.
According to the hole drilling and excavating machine for detecting the compaction degree of the roadbed, the first transmission mechanism comprises a first transmission rod, external threads are arranged on the periphery of the first transmission rod, the first sliding block is provided with a first threaded hole, the first transmission rod is inserted into the first threaded hole, and the first transmission rod is rotatably connected with the supporting frame.
According to the hole drilling and digging machine for detecting the roadbed compactness, the second transmission mechanism comprises a second transmission rod, the second sliding block is provided with a first through hole, the second transmission rod is rotatably inserted into the first through hole, a limiting structure capable of limiting the axial displacement of the second transmission rod is arranged between the second transmission rod and the first through hole, the supporting frame is provided with a second threaded hole, and the second transmission rod is provided with an external thread matched with the second threaded hole.
According to the hole drilling and digging machine for detecting the roadbed compactness, the top of the box body is provided with a first opening, a first guide rail is arranged along the first opening, the extending direction of the first guide rail is parallel to the second direction, and the first sliding block is connected to the first guide rail in a sliding mode.
According to the hole drilling and excavating machine for detecting the compaction degree of the roadbed, provided by the invention, the side part of the box body is provided with the second opening, the second guide rail is arranged along the second opening, the extending direction of the second guide rail is parallel to the first direction, and the second slide block is connected to the second guide rail in a sliding manner.
According to the hole drilling and digging machine for detecting the roadbed compactness, provided by the invention, the box body is internally provided with the guide rod, the axial direction of the guide rod is parallel to the second direction, the box body is provided with the third guide rail, the extending direction of the third guide rail is parallel to the first direction, the guide rod is slidably matched with the third guide rail, and the third guide rail can restrain the axial displacement of the guide rod; the support frame is provided with a second through hole, and the guide rod passes through the second through hole and can slide relative to the support frame.
According to the hole drilling and excavating machine for detecting the compaction degree of the roadbed, provided by the invention, the third guide rail comprises a third opening arranged on the side part of the box body, the guide rod can slidably extend into the third opening, a pair of grooves are arranged on two sides of the guide rod, and two side edges of the third opening extend into the pair of grooves.
According to the hole drilling and excavating machine for detecting the compaction degree of the roadbed, the bottom of the box body is distributed with the rollers.
According to the hole drilling and excavating machine for detecting the roadbed compactness, the end parts of the first transmission rod and the second transmission rod are provided with hand wheel devices.
According to the hole drilling and excavating machine for detecting the roadbed compactness, the supporting frame is provided with the groove structure, the opening area of the groove structure is smaller than the internal cross-sectional area of the groove structure, the end part of the first transmission rod extends into the groove structure, and the end part of the first transmission rod is matched with the shape of the groove structure.
The invention provides a drilling and digging machine for detecting roadbed compactness, which comprises a box body, a supporting frame, a driving device, a spiral rod, a first transmission mechanism, a second transmission mechanism, a first sliding block and a second sliding block. Wherein, the inside installation cavity that is provided with of box, the support frame setting is in the inside of installation cavity, and drive arrangement sets up on the support frame to the hob is connected with drive arrangement's output, drives the hob through drive arrangement and rotates, and then makes the flight of hob bore to dig the road bed and detect. First drive mechanism is connected and can drive the support frame and reset along the first direction with the support frame transmission and move, and the first direction is unanimous with the axial of hob. The second transmission mechanism is in transmission connection with the support frame and can drive the support frame to reciprocate along a second direction, and the second direction is vertical to the axial direction of the screw rod; the first sliding block is slidably arranged on the box body, the sliding direction of the first sliding block is parallel to the second direction, and the first transmission mechanism is connected with the first sliding block; the second sliding block is slidably arranged on the box body, the sliding direction of the second sliding block is parallel to the first direction, and the second transmission mechanism is connected with the second sliding block. When the first transmission mechanism drives the support frame to move along the axial direction of the screw rod, the support frame drives the second transmission mechanism and the second sliding block to move along the axial direction of the screw rod, and similarly, when the second transmission mechanism drives the support frame to move along the direction perpendicular to the axial direction of the screw rod, the support frame drives the first transmission mechanism and the first sliding block to move along the direction perpendicular to the axial direction of the screw rod. So set up, the operation personnel can be through the vertical position of first drive mechanism control hob, simultaneously, can be through the horizontal position of second drive mechanism control hob, when the position is dug in the adjustment, need not carry out position control to the whole machine, and the simple operation has effectively reduced intensity of labour, has improved work efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall construction of a hole drilling machine according to the present invention;
FIG. 2 is a schematic cross-sectional view of a hole drilling machine provided by the present invention;
FIG. 3 is a schematic structural diagram of a box of the hole drilling machine provided by the present invention;
FIG. 4 is a schematic cross-sectional view of a casing of the hole drilling machine according to the present invention;
FIG. 5 is a schematic cross-sectional view of the support frame provided by the present invention;
reference numerals:
1: a box body; 2: a support frame; 3: a drive device;
4: a screw rod; 5: a first drive lever; 6: a second transmission rod;
7: a first slider; 8: a second slider; 9: a second threaded hole;
10: a second guide rail; 11: a first opening; 12: a first guide rail;
13: a plug; 14: a second opening; 15: a guide bar;
16: a third opening; 17: a roller; 18: a hand wheel device;
19: a stepped groove; 20: a second via.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. 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.
The following describes, with reference to fig. 1 to 5, a hole drilling and excavating machine for detecting roadbed compactness according to an embodiment of the present invention, where the hole drilling and excavating machine includes a box 1, a support frame 2, a driving device 3, a screw rod 4, a first transmission mechanism, a second transmission mechanism, a first slide block 7, and a second slide block 8.
Wherein, box 1 can be for the cuboid structure that is enclosed by six faces, and box 1 is inside to be provided with the installation cavity of cuboid form, and support frame 2 sets up in box 1's inside, and support frame 2 specifically can be the cuboid structure.
Drive arrangement 3 can be the motor, and the base of motor passes through connecting piece fixed connection such as bolt on support frame 2, and drive arrangement 3's output and 4 fixed connection of hob, drive arrangement 3 are used for driving 4 rotations of hob, and when hob 4 rotated, the helical blade of its periphery can bore to dig the road bed and detect.
First drive mechanism is connected and can drive support frame 2 along the first direction and reset to move with 2 transmission of support frame, and the first direction is unanimous with the axial of hob 4. It should be noted that, when the roadbed is a horizontal plane and the hole drilling machine is placed on the roadbed ground, the axial direction of the screw rod 4 of the hole drilling machine is a vertical direction perpendicular to the horizontal plane, that is, the first transmission mechanism is used for driving the support frame 2 to displace in the vertical direction.
The second transmission mechanism is in transmission connection with the support frame 2 and can drive the support frame 2 to reciprocate along a second direction, and the second direction is vertical to the axial direction of the screw rod 4, namely the second transmission mechanism is used for driving the support frame 2 to move along the horizontal direction.
The first sliding block 7 is slidably arranged on the box body 1, the sliding direction of the first sliding block 7 is parallel to the second direction, and the first transmission mechanism is connected with the first sliding block 7, so that the first transmission mechanism can move along with the first sliding block 7; the second sliding block 8 can be arranged on the box body 1 in a sliding mode, the sliding direction of the second sliding block 8 is parallel to the first direction, and the second transmission mechanism is connected with the second sliding block 8, so that the second transmission mechanism can move along with the second sliding block 8.
When the first transmission mechanism drives the support frame 2 to axially displace along the screw rod 4, simultaneously, the support frame 2 drives the second transmission mechanism and the second sliding block 8 to axially displace along the screw rod 4. Similarly, when the second transmission mechanism drives the support frame 2 to displace along the direction perpendicular to the axial direction of the screw rod 4, the support frame 2 drives the first transmission mechanism and the first slider 7 to displace along the direction perpendicular to the axial direction of the screw rod 4.
So set up, the operation personnel can be through the vertical position of first drive mechanism control hob 4, simultaneously, can be through the horizontal position of second drive mechanism control hob 4, when the position is dug in the adjustment brill, need not carry out position adjustment to the whole machine, only need through the horizontal position that second drive mechanism drive was adjusted support frame 2 and hob 4 can, the simple operation has reduced intensity of labour, has improved work efficiency.
In one embodiment of the present invention, the first transmission mechanism includes a first transmission rod 5, an external thread is disposed on the outer circumference of the first transmission rod 5, a first threaded hole is disposed on the first sliding block 7, the first transmission rod 5 is inserted into the first threaded hole, and the first transmission rod 5 is rotatably connected to the support frame 2.
Similarly, the second transmission mechanism may also include a second transmission rod 6, the second slider 8 is provided with a first through hole, the second transmission rod 6 is rotatably inserted into the first through hole, a limiting structure capable of limiting the axial displacement of the second transmission rod 6 is arranged between the second transmission rod 6 and the first through hole, the support frame 2 is provided with a second threaded hole 9, the second transmission rod 6 is provided with an external thread matched with the second threaded hole 9, and the second transmission rod 6 is limited in axial displacement along the second transmission rod under the limiting effect of the limiting structure and can only rotate in the circumferential direction.
Because the second transfer line 6 can be relative second slider 8's rotation in first through-hole, simultaneously, be provided with the limit structure that can restrict second transfer line 6 axial displacement between second transfer line 6 and the first through-hole, specifically speaking, this limit structure can be including setting up the ring channel on second transfer line 6 periphery wall, the edge part of first through-hole stretches into in the ring channel of second transfer line 6, and then has restricted second transfer line 6's axial displacement, simultaneously, second transfer line 6 can carry out circumferential rotation in first through-hole. Because the second transmission rod 6 is in threaded fit with the support frame 2, when the second transmission rod 6 rotates, the support frame 2 can move along the axial direction of the second transmission rod 6 under the action of threaded fit.
In a further embodiment, the top of the box 1 is provided with a first opening 11, the first opening 11 is an elongated opening, and the extending direction of the first opening 11 is parallel to the second direction. And, a first guide rail 12 is provided along the first opening 11, and accordingly, an extending direction of the first guide rail 12 is parallel to the second direction, and the first slider 7 is slidably coupled to the first guide rail 12. Specifically, the first guide rail 12 may be a pair of grooves disposed on two sides of the first opening 11, two sides of the first slider 7 extend into the grooves on two sides of the first opening 11, and under the constraint action of the pair of grooves, the first slider 7 can slide along the extending direction of the first opening 11. In order to prevent the first sliding block 7 from sliding out of the head and tail ends of the first opening 11, plugs 13 may be respectively fixedly disposed at the head and tail ends of the first opening 11, as shown in fig. 1 and 3.
The effect of first guide rail 12 lies in providing the guide effect, and first slider 7 cooperatees with first guide rail 12, makes first slider 7 can slide along first guide rail 12, and first transfer line 5 can stretch out the top of box 1 by first opening 11 in addition, and the operation personnel can be in the first transfer line 5 of 1 outside operations of box, convenient operation.
Similarly, a second opening 14 may be provided at a side portion of the case 1, a second guide rail 10 may be provided along the second opening 14, an extending direction of the second guide rail 10 may be parallel to the first direction, and the second slider 8 may be slidably coupled to the second guide rail 10. The structure of the second rail 10 may also be similar to the structure of the first rail 12, and will not be described herein.
In order to improve the stability of the supporting frame 2, a guide rod 15 may be further disposed in the box body 1, and specifically, the guide rod 15 is of a polished rod structure. The axial direction of the guide rod 15 coincides with the second direction, i.e. the guide rod 15 is arranged parallel to the second transmission rod 6. The box body 1 is provided with a third guide rail, the extension direction of the third guide rail is parallel to the first direction, the guide rod 15 is matched with the third guide rail in a sliding way, and the third guide rail can restrict the axial displacement of the guide rod 15; the support frame 2 is provided with a second through hole 20, and the guide rod 15 passes through the second through hole 20 and can slide relative to the support frame 2.
Wherein, the guide rod 15 is slidably matched with the third guide rail, that is, the guide rod 15 can slide along the third guide rail, and meanwhile, under the constraint action of the third guide rail, the axial displacement of the guide rod 15 along the guide rod 15 is limited.
So set up, when support frame 2 was along the displacement of second direction, received the joint constraint effect of second transfer line 6 and guide bar 15, support frame 2 can only be along the axial displacement of second transfer line 6 and guide bar 15, had better stability.
In an embodiment of the present invention, the third rail includes a third opening 16 disposed at a side portion of the box body 1, and the third opening 16 is in a strip structure and extends along the first direction. The guide rod 15 slidably extends into the third opening 16, and a pair of grooves is provided on both sides of the guide rod 15, and both side edges of the third opening 16 extend into the pair of grooves.
The guide rod 15 is displaceable in the direction of extension of the third opening 16, while the axial displacement of the guide rod 15 is limited by the constraining action of the side walls of the pair of grooves of the guide rod 15. When the support frame 2 slides along the guide rod 15, the guide rod 15 cannot be driven to generate axial displacement, and meanwhile, when the guide rod 15 displaces along the third guide rail, the support frame 2 can be driven to generate equidirectional displacement.
In order to facilitate the movement of the drilling and digging machine, the bottom of the box body 1 may be distributed with rollers 17, for example, four corners of the bottom of the box body 1 may be correspondingly provided with four rollers 17, and under the action of the four rollers 17, the movement of the box body 1 may be facilitated.
Because the operating personnel need rotate first transfer line 5 and second transfer line 6, and then drive support frame 2 and produce the displacement of corresponding direction. In order to facilitate the rotation of the first and second transmission levers 5 and 6 by the operator, a hand wheel device 18 may be provided at the ends of the first and second transmission levers 5 and 6. The operator can rotate the hand wheel device 18 to drive the first transmission rod 5 and the second transmission rod 6 to rotate.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A bore hole machine that digs for detecting road bed compactness which characterized in that includes:
a box body;
the supporting frame is arranged in the box body;
the driving device is arranged on the supporting frame;
the periphery of the spiral rod is provided with spiral blades, one end of the spiral rod is connected with the output end of the driving device, and the box body is provided with an opening for the spiral rod to come in and go out;
the first transmission mechanism is in transmission connection with the support frame and can drive the support frame to reset and move along a first direction, and the first direction is consistent with the axial direction of the spiral rod;
the second transmission mechanism is in transmission connection with the support frame and can drive the support frame to reciprocate along a second direction, and the second direction is perpendicular to the axial direction of the screw rod;
the first sliding block is slidably arranged on the box body, the sliding direction of the first sliding block is parallel to the second direction, and the first transmission mechanism is connected with the first sliding block;
the second sliding block is slidably arranged on the box body, the sliding direction of the second sliding block is parallel to the first direction, and the second transmission mechanism is connected with the second sliding block.
2. The hole drilling and excavating machine for detecting the compaction degree of the roadbed according to claim 1, wherein the first transmission mechanism comprises a first transmission rod, the periphery of the first transmission rod is provided with external threads, the first sliding block is provided with a first threaded hole, the first transmission rod is inserted into the first threaded hole, and the first transmission rod is rotatably connected with the supporting frame.
3. The hole drilling and excavating machine for detecting the compaction degree of the roadbed according to claim 1 or 2, wherein the second transmission mechanism comprises a second transmission rod, the second slider is provided with a first through hole, the second transmission rod is rotatably inserted into the first through hole, a limiting structure capable of limiting the axial displacement of the second transmission rod is arranged between the second transmission rod and the first through hole, the support frame is provided with a second threaded hole, and the second transmission rod is provided with an external thread matched with the second threaded hole.
4. The hole drilling and excavating machine for detecting the compaction degree of a roadbed according to claim 3, wherein a first opening is arranged on the top of the box body, a first guide rail is arranged along the first opening, the extending direction of the first guide rail is parallel to the second direction, and the first sliding block is slidably connected to the first guide rail.
5. The hole drilling and excavating machine for detecting the compaction degree of a roadbed according to claim 4, wherein a second opening is provided at a side portion of the box body, a second guide rail is provided along the second opening, the extending direction of the second guide rail is parallel to the first direction, and the second slider is slidably connected to the second guide rail.
6. The hole drilling and excavating machine for detecting the compaction degree of the roadbed according to claim 3, wherein a guide rod is arranged in the box body, the axial direction of the guide rod is parallel to the second direction, the box body is provided with a third guide rail, the extension direction of the third guide rail is parallel to the first direction, the guide rod is matched with the third guide rail in a sliding way, and the third guide rail can restrain the axial displacement of the guide rod; the support frame is provided with a second through hole, and the guide rod passes through the second through hole and can slide relative to the support frame.
7. The hole drilling and excavating machine for detecting the compaction degree of the roadbed according to claim 6, wherein the third guide rail comprises a third opening arranged at the side part of the box body, the guide rod slidably extends into the third opening, a pair of grooves are arranged at two sides of the guide rod, and two side edges of the third opening extend into the pair of grooves.
8. The hole drilling and excavating machine for detecting the compaction degree of a roadbed according to claim 1, wherein rollers are distributed at the bottom of the box body.
9. The hole drilling and excavating machine for detecting the compaction degree of a roadbed according to claim 3, wherein the end parts of the first transmission rod and the second transmission rod are provided with hand wheel devices.
10. The hole drilling and excavating machine for detecting the compaction degree of the roadbed according to claim 2, wherein the supporting frame is provided with a groove structure, the opening area of the groove structure is smaller than the internal cross-sectional area of the groove structure, the end part of the first transmission rod extends into the groove structure, and the end part of the first transmission rod is matched with the shape of the groove structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110633917.5A CN113481957A (en) | 2021-06-07 | 2021-06-07 | Drilling and digging machine for detecting roadbed compactness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110633917.5A CN113481957A (en) | 2021-06-07 | 2021-06-07 | Drilling and digging machine for detecting roadbed compactness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113481957A true CN113481957A (en) | 2021-10-08 |
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ID=77934665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110633917.5A Pending CN113481957A (en) | 2021-06-07 | 2021-06-07 | Drilling and digging machine for detecting roadbed compactness |
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| Country | Link |
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| CN (1) | CN113481957A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207567744U (en) * | 2017-12-08 | 2018-07-03 | 山西省交通科学研究院 | Road lime soil foundation compactedness measurement sampler |
| CN209923897U (en) * | 2019-03-19 | 2020-01-10 | 中铁二十四局集团江苏工程有限公司 | Mountain area highway fills road bed compactness detection device |
| CN211085747U (en) * | 2019-10-23 | 2020-07-24 | 贵州交咨工程检测有限公司 | Small-sized hole drilling and digging machine for detecting compaction degree of highway subgrade |
| CN211292092U (en) * | 2019-12-28 | 2020-08-18 | 贺隽 | Roadbed construction sampling device |
| CN212539695U (en) * | 2020-06-01 | 2021-02-12 | 东莞市广渠建筑工程有限公司 | Roadbed compactness detection device |
| CN112362507A (en) * | 2020-11-12 | 2021-02-12 | 河南工程学院 | Novel roadbed modulus automatic testing device |
| CN212646319U (en) * | 2020-07-09 | 2021-03-02 | 广东诚浩工程项目管理有限公司 | Bituminous paving strength detector |
| CN212801127U (en) * | 2020-07-14 | 2021-03-26 | 刘飞 | Roadbed and pavement detection point positioning device |
| CN213061961U (en) * | 2020-08-18 | 2021-04-27 | 孔维鹰 | Small-sized hole drilling and digging machine for detecting compaction degree of highway subgrade |
-
2021
- 2021-06-07 CN CN202110633917.5A patent/CN113481957A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207567744U (en) * | 2017-12-08 | 2018-07-03 | 山西省交通科学研究院 | Road lime soil foundation compactedness measurement sampler |
| CN209923897U (en) * | 2019-03-19 | 2020-01-10 | 中铁二十四局集团江苏工程有限公司 | Mountain area highway fills road bed compactness detection device |
| CN211085747U (en) * | 2019-10-23 | 2020-07-24 | 贵州交咨工程检测有限公司 | Small-sized hole drilling and digging machine for detecting compaction degree of highway subgrade |
| CN211292092U (en) * | 2019-12-28 | 2020-08-18 | 贺隽 | Roadbed construction sampling device |
| CN212539695U (en) * | 2020-06-01 | 2021-02-12 | 东莞市广渠建筑工程有限公司 | Roadbed compactness detection device |
| CN212646319U (en) * | 2020-07-09 | 2021-03-02 | 广东诚浩工程项目管理有限公司 | Bituminous paving strength detector |
| CN212801127U (en) * | 2020-07-14 | 2021-03-26 | 刘飞 | Roadbed and pavement detection point positioning device |
| CN213061961U (en) * | 2020-08-18 | 2021-04-27 | 孔维鹰 | Small-sized hole drilling and digging machine for detecting compaction degree of highway subgrade |
| CN112362507A (en) * | 2020-11-12 | 2021-02-12 | 河南工程学院 | Novel roadbed modulus automatic testing device |
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Application publication date: 20211008 |
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| RJ01 | Rejection of invention patent application after publication |