CN111442947A - Method for detecting asphalt content in asphalt pavement - Google Patents
Method for detecting asphalt content in asphalt pavement Download PDFInfo
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- CN111442947A CN111442947A CN202010363917.3A CN202010363917A CN111442947A CN 111442947 A CN111442947 A CN 111442947A CN 202010363917 A CN202010363917 A CN 202010363917A CN 111442947 A CN111442947 A CN 111442947A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/44—Sample treatment involving radiation, e.g. heat
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
- G01N5/04—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by removing a component, e.g. by evaporation, and weighing the remainder
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Abstract
The invention discloses a method for detecting the asphalt content in an asphalt pavement, which relates to the technical field of asphalt pavement detection, solves the problem that a core sample is difficult to take out after coring, and comprises the following specific steps: s1, sampling, namely drilling a core sample from the road surface through a core drilling machine; s2, separating, and heating and dispersing the taken core sample; s3, calculating, namely calculating the asphalt content by calculating the mass of the dispersed asphalt and the mass of the mixture; the core drilling machine in the S1 comprises a base, a support frame arranged on the base, a drilling machine arranged on the support frame and a control mechanism for driving the drilling machine to move up and down, wherein the drilling machine comprises a sampling cylinder and a motor for driving the sampling cylinder to rotate through a rotating belt, a pushing cylinder for ejecting a core sample is further arranged on the sampling cylinder, and the sampling cylinder is rotatably arranged on the outer side of a piston rod of the pushing cylinder. The invention can facilitate the taking out of the core sample after the sampling is finished.
Description
Technical Field
The invention relates to the technical field of asphalt pavement detection, in particular to a method for detecting asphalt content in an asphalt pavement.
Background
Asphalt pavement refers to various types of pavement that are made by incorporating into mineral materials a road asphalt material. The asphalt binder improves the capability of the paving aggregate to resist damage of traveling vehicles and natural factors to the pavement, and enables the pavement to be smooth, less in dust, impermeable and durable. Asphalt pavement is therefore one of the most widely used premium pavements in road construction.
In order to ensure the construction quality of the asphalt pavement, the asphalt content of the asphalt pavement needs to be detected after the construction of the asphalt pavement is finished. For example, 2011 published by people's traffic press discloses a method for detecting the asphalt content of a road surface by a core drilling method, namely, a method for sampling an asphalt mixture on the road surface by core drilling, dispersing the mixture, and separating aggregate from asphalt in the mixture by an extraction method, namely calculating the percentage of the asphalt content in the mixture, namely the asphalt content.
At present, core drilling and sampling can be carried out by using a core drilling machine as in the utility model patent with the authorization publication number of CN204436261U, and the core drilling machine drives a rotary core drilling barrel through a motor to carry out sampling.
However, the core drilling machine can rub with the asphalt pavement to generate a large amount of heat in the sampling process, and the asphalt can be melted at high temperature, so that the core sample is difficult to take out of the core drilling barrel after the core is taken.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a method for detecting the asphalt content in an asphalt pavement, which can be used for conveniently taking out a core sample after sampling is finished.
The above object of the present invention is achieved by the following technical solutions:
a method for detecting the asphalt content in an asphalt pavement comprises the following specific steps:
s1, sampling, namely drilling a core sample from the road surface through a core drilling machine;
s2, separating, and heating and dispersing the taken core sample;
s3, calculating, namely calculating the asphalt content by calculating the mass of the dispersed asphalt and the mass of the mixture;
the core drilling machine in the S1 comprises a base, a support frame arranged on the base, a drilling machine arranged on the support frame and a control mechanism for driving the drilling machine to move up and down, wherein the drilling machine comprises a sampling cylinder and a motor for driving the sampling cylinder to rotate through a rotating belt, a pushing cylinder for ejecting a core sample is further arranged on the sampling cylinder, and the sampling cylinder is rotatably arranged on the outer side of a piston rod of the pushing cylinder.
Through adopting above-mentioned technical scheme, through setting up the push cylinder, push cylinder can be ejecting from the sample section of thick bamboo with the core appearance after the sample finishes to realize taking out of core appearance, can separate the core appearance and calculate pitch content after the core appearance takes out.
The present invention in a preferred example may be further configured to: the piston rod is internally provided with a water flow hole which penetrates through the lower end of the piston rod along the axial direction, and the side wall of the piston rod is provided with a water flow inlet.
Through adopting above-mentioned technical scheme, through being provided with rivers import and rivers hole, can intake through rivers import, inside rethread rivers hole delivers to the sampling tube with water to realize the inside cooling of sampling tube, reduce melting of pitch in the sampling process.
The present invention in a preferred example may be further configured to: the support frame is provided with the positioning seat that supplies its installation in the top of sampler barrel, sampler barrel top evagination forms and rotates the connector of setting on the positioning seat, the cylinder body setting of push cylinder is in the upper end of positioning seat, and its piston rod passes inside the positioning seat stretches into the sampler barrel, still seted up the water pipe interface on the positioning seat, when the piston rod of push cylinder received the cylinder body bottom, water pipe interface and rivers import intercommunication.
Through adopting above-mentioned technical scheme, through setting up the positioning seat to set up water pipe connector on the positioning seat, the external water pipe of water pipe connector, thereby realize supplying water, owing to be in the recovery state always at the in-process piston rod of taking a sample simultaneously, consequently can not influence normal water supply, only need can realize taking out of core appearance with the ejecting small distance of piston rod after the sample finishes.
The present invention in a preferred example may be further configured to: the bottom of the piston rod is in threaded connection with a spray head, and a plurality of water spray holes are formed in the spray head.
Through adopting above-mentioned technical scheme, through the setting of shower nozzle, can go out water more even, cool off each position in the sampling tube better.
The present invention in a preferred example may be further configured to: the central point of shower nozzle puts the activity and wears to be equipped with and wears to wear to shower nozzle below spliced pole to be connected with the drainage seat through being connected with, the drainage seat is the toper structure that expands from top to bottom, and exists gappedly between the week of drainage seat along the inner wall with the sampling tube, the hole for water spraying is that circumference is seted up on the shower nozzle and the projection of hole for water spraying vertical direction falls to the conical surface of drainage seat on evenly.
Through adopting above-mentioned technical scheme, the drainage seat is worn to establish on the shower nozzle through the spliced pole activity, at sample in-process butt in core appearance top of the seat bottom surface to along with the in-process that moves down of sampler barrel, the drainage seat can shift up for the sampler barrel, can not influence normal sample effect, thereby the water that flows can fall to the surface of drainage seat evenly guides to the inner wall department of sampler barrel in this in-process hole for water spraying, can cool off bituminous paving better.
The present invention in a preferred example may be further configured to: the top of the connecting column extends outwards to form a butting ring, and the diameter of the butting ring is smaller than that of the water flow hole.
Through adopting above-mentioned technical scheme, the setting of butt joint ring can avoid spliced pole and drainage seat to break away from the shower nozzle when not using.
The present invention in a preferred example may be further configured to: and the top of the drainage seat is provided with a butt joint surface for abutting against the lower end surface of the nozzle.
By adopting the technical scheme, because the drainage seat offsets with the core sample, the piston rod can be ejecting the core sample from the sampling cylinder through the drainage seat, and the design of the abutting surface can increase the force application area to the drainage seat, so that the ejection process of the core sample is more stable.
The present invention in a preferred example may be further configured to: the water inlet is a long hole axially formed in the piston rod, and when the piston rod is retracted to the bottom of the cylinder body, the water pipe connector is communicated with the lower end of the water inlet.
Through adopting above-mentioned technical scheme, can make things convenient for the alignment of water pipe connector and rivers import, can supply water at the removal in-process continuation of piston rod simultaneously, can play lubricated effect to the inner wall department of sampling tube, make things convenient for ejecting of core appearance.
The present invention in a preferred example may be further configured to: the sum of the telescopic length of the piston rod and the length of the connecting column is greater than the length of the sampling tube.
Through adopting above-mentioned technical scheme, can make the drainage seat just can place on the road surface at first and the road surface butt.
The present invention in a preferred example may be further configured to: the positioning seat is including the last mount pad that supplies to promote the cylinder installation and the lower mount pad that supplies the sampler barrel installation, the ring channel that supplies the connector card to go into is seted up at the top of mount pad down, water pipe connector sets up on last mount pad.
Through adopting above-mentioned technical scheme, can avoid appearing interfering in two installation of push cylinder and sampling tube, made things convenient for installation between them simultaneously.
In summary, the invention includes at least one of the following advantages:
1. the core sample can be ejected after sampling is finished;
2. water can be continuously injected into the sampling cylinder in the sampling process, so that the heat dissipation in the sampling process is improved;
3. and water is continuously introduced in the ejection process, so that the lubricity between the core sample and the sampling cylinder is increased, and the core sample is conveniently ejected.
Drawings
FIG. 1 is a top view of the overall structure of the present embodiment;
FIG. 2 is a bottom view of the overall structure of the present embodiment;
FIG. 3 is a top view of the overall structure at another angle in accordance with the present embodiment;
FIG. 4 is a cross-sectional view of the sampling tube and the pushing cylinder of the present embodiment;
fig. 5 is an enlarged view of a portion a in fig. 4.
Reference numerals: 1. a base; 11. an anchoring plate; 12. a circular empty slot; 13. a through hole; 2. a control mechanism; 21. a screw; 22. a turntable; 23. a support frame; 231. a top frame; 232. a vertical column; 24. a moving block; 25. a fixed block; 3. a drilling machine; 31. a motor; 32. rotating the belt; 33. a sampling tube; 331. a connector; 34. positioning seats; 341. an upper mounting seat; 3411. a water pipe connector; 342. a lower mounting seat; 3421. an annular groove; 35. a push cylinder; 351. a piston rod; 3511. a water flow hole; 3512. a water flow inlet; 36. a spray head; 361. a water spray hole; 362. a groove; 37. connecting columns; 371. a butting ring; 38. a drainage seat; 381. a contact surface.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the method for detecting the asphalt content in the asphalt pavement disclosed by the invention comprises the following specific steps:
s1, sampling, namely drilling a core sample from the road surface through a core drilling machine;
s2, separating, heating and dispersing the taken core sample;
s3, calculating, namely calculating the asphalt content by calculating the mass of the dispersed asphalt and the mass of the mixture;
the core drilling machine in the S1 comprises a base 1, a drilling machine 3 arranged on the base 1 and a control mechanism 2 for driving the drilling machine 3 to move up and down.
Referring to fig. 1 and 2, the base 1 includes an anchoring plate 11, a circular empty groove 12 is formed in the center of the bottom of the anchoring plate 11 in a hollowed-out manner, and a through hole 13 for the drilling machine 3 to sample downwards is formed in the anchoring plate 11.
Referring to fig. 1, the control mechanism 2 includes a screw 21 with a rotary table 22 at an upper end, a support frame 23 fixed on the anchoring plate 11, and a moving block 24 lifting and lowering in threaded fit with the screw 21, and the support frame 23 includes a horizontally disposed top frame 231 and vertical columns 232 fixedly arranged on the anchoring plate 11 and respectively connected with two ends of the top frame 231. The screw 21 has a smooth section and is rotatably connected to the top frame 231 through a smooth end, and the anchor plate 11 is further provided with a fixing block 25 for rotatably setting the lower end of the screw 21. Two ends of the moving block 24 are sleeved on the vertical columns 232 so as to achieve directional lifting, and the drilling machine 3 is installed on the moving block 24 and lifted along with the lifting of the moving block 24.
Referring to fig. 2 and 3, the drilling machine 3 includes a sampling tube 33 and a motor 31 for driving the sampling tube 33 to rotate by rotating a belt 32, a positioning seat 34 for rotatably mounting the sampling tube 33 is disposed on the outer side of the top of the sampling tube 33, and the top of the sampling tube 33 protrudes outward to form a connecting head 331 rotatably disposed in the positioning seat 34 for rotation. The positioning seat 34 is fixed on the moving block 24 and moves along with the moving block, and the motor 31 is also fixed on the moving block 24 and moves synchronously with the positioning seat 34, so that relative deviation between the two can not occur.
Referring to fig. 4, the positioning seat 34 includes an upper mounting seat 341 and a lower mounting seat 342 that are butted up and down, an annular groove 3421 for the connection head 331 to rotate is opened at the top of the lower mounting seat 342, meanwhile, in order to facilitate the installation of the sampling tube 33, the lower mounting seat 342 is of a two-piece butt joint type and is fixed by bolts after the sampling tube 33 is installed, meanwhile, the upper mounting seat 341 is butted with the lower mounting seat 342 to realize the mounting of the sampling tube 33, the top of the upper mounting seat 341 is fixedly provided with a pushing cylinder 35, a piston rod 351 of the pushing cylinder 35 penetrates into the sampling tube 33, meanwhile, a water flow hole 3511 penetrating through the lower end of the piston rod 351 is formed in the piston rod 351 of the pushing cylinder 35, a water flow inlet 3512 communicated with the water flow hole 3511 is further formed in the upper side wall of the piston rod 351, a water pipe connector 3411 communicated with the water flow inlet 3512 is formed in the upper mounting seat 341, and a water tank can be mounted on the anchoring plate 11 and is connected with the water pipe connector 3411 through a water pipe to supply water.
Referring to fig. 4, the water inlet 3512 is a long hole axially formed on the piston rod 351, and when the piston rod 351 is retracted to the bottom of the cylinder, the water pipe 3411 is communicated with the lower end of the water inlet 3512, and the length of the long hole is smaller than the distance from the water pipe 3411 to the bottom of the upper mounting seat 341.
Referring to fig. 4 and 5, the bottom of the piston rod 351 is connected with the nozzle 36 through a thread, the inside of the nozzle 36 is hollow, and the bottom of the nozzle 36 is provided with a plurality of circumferentially arranged water spray holes 361. The central point of shower nozzle 36 puts the activity and wears to be equipped with and wears to wear to shower nozzle 36 below spliced pole 37 to there is threaded connection through spliced pole 37 to have drainage seat 38, drainage seat 38 is the toper structure that expands from top to bottom, and has the clearance between the inner wall of the week edge of drainage seat 38 and sampling tube 33, the projection of hole for water spraying 361 vertical direction falls on the conical surface of drainage seat 38 uniformly, the water that flows out in the hole for water spraying 361 can be along the conical surface of drainage seat 38 and stay to the position of sampling tube 33 inner wall and core appearance contact. The top of the drainage seat 38 is also provided with an abutting surface 381 against which the lower end surface of the spray head 36 abuts. When the core sample is ejected, the piston rod 351 is extended, and the bottom of the head 36 can abut against the abutment surface 381, thereby ejecting the core sample.
Referring to fig. 4 and 5, the top of the connection post 37 extends outward to form an abutting ring 371, the bottom of the nozzle 36 is provided with a groove 362 for the abutting ring 371 to be clamped, and the diameter of the abutting ring 371 is smaller than that of the water flow hole 3511. At the in-process of coring, drainage seat 38 offsets with the top of core appearance to rise for sampler barrel 33 along with the core appearance, in the top of butt ring 371 and spliced pole 37 can stretch into rivers hole 3511 this moment, can not produce the interference, rivers can follow the clearance between butt ring 371 and the rivers hole 3511 pore wall and flow out simultaneously, can not exert an influence to rivers. In addition, the sum of the telescopic length of the piston rod 351 and the length of the connecting column 37 is greater than the length of the sampling tube 33, so that the drainage seat 38 can always abut against the core sample in the coring process.
The implementation principle of the embodiment is as follows:
after pushing away the core drilling machine to the road surface top of treating the sample, it is fixed with anchor plate 11, connect the water pipe afterwards, and starter motor 3131 drives sampler barrel 33 and rotates, the rivers can flow to the border of sampler barrel 33 inner wall through drainage seat 38 this moment, thereby it moves down to drive sampler barrel 33 through rotating carousel 22 afterwards, make sampler barrel 33 sample downwards, along with moving down of sampler barrel 33, drainage seat 38 constantly shifts up and is close to shower nozzle 36, with the whole lifting of sampler barrel 33 after finishing the sample, the piston rod 351 of actuating cylinder 35 stretches out, drive drainage seat 38 and release the core sample and accomplish the coring process. The core sample taken out can be dispersed and the asphalt content can be calculated.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (10)
1. A method for detecting the asphalt content in an asphalt pavement is characterized by comprising the following steps: the method comprises the following specific steps:
s1, sampling, namely drilling a core sample from the road surface through a core drilling machine;
s2, separating, and heating and dispersing the taken core sample;
s3, calculating, namely calculating the asphalt content by calculating the mass of the dispersed asphalt and the mass of the mixture;
the core drilling machine in the S1 comprises a base (1), a support frame (23) arranged on the base (1), a drilling machine (3) arranged on the support frame (23) and a control mechanism (2) for driving the drilling machine (3) to move up and down, wherein the drilling machine (3) comprises a sampling cylinder (33) and a motor (31) for driving the sampling cylinder (33) to rotate through a rotating belt (32), a pushing cylinder (35) for ejecting a core sample is further arranged on the sampling cylinder (33), and the sampling cylinder (33) is rotatably arranged on the outer side of a piston rod (351) of the pushing cylinder (35).
2. The method for detecting the asphalt content in the asphalt pavement according to claim 1, which is characterized in that: the piston rod (351) is internally provided with a water flow hole (3511) which penetrates through the lower end of the piston rod (351) along the axial direction, and the side wall of the piston rod (351) is provided with a water flow inlet (3512).
3. The method for detecting the asphalt content in the asphalt pavement according to claim 2, which is characterized in that: support frame (23) are provided with positioning seat (34) that supply its installation at the top of sampling tube (33), sampling tube (33) top evagination forms and rotates connector (331) of setting on positioning seat (34), the cylinder body setting of push cylinder (35) is in the upper end of positioning seat (34), and inside its piston rod (351) passed positioning seat (34) and stretched into sampling tube (33), water pipe connector (3411) have still been seted up on positioning seat (34), when piston rod (351) of push cylinder (35) were received the cylinder body bottom, water pipe connector (3411) and rivers import (3512) intercommunication.
4. The method for detecting the asphalt content in the asphalt pavement according to claim 2, which is characterized in that: the bottom of the piston rod (351) is in threaded connection with a spray head (36), and a plurality of water spray holes (361) are formed in the spray head (36).
5. The method for detecting the asphalt content in the asphalt pavement according to claim 4, wherein the method comprises the following steps: the central point of shower nozzle (36) puts the activity and wears to be equipped with and wears to shower nozzle (36) below spliced pole (37) to be connected with drainage seat (38) through spliced pole (37), drainage seat (38) are the toper structure that expands from top to bottom outward, and exist gappedly between the inner wall of the border of drainage seat (38) and sampling tube (33), hole for water spraying (361) are circumference and set up on shower nozzle (36) and hole for water spraying (361) vertical direction's projection evenly falls to on the conical surface of drainage seat (38).
6. The method for detecting the asphalt content in the asphalt pavement according to claim 5, wherein the method comprises the following steps: the top of the connecting column (37) extends outwards to form an abutting ring (371), and the diameter of the abutting ring (371) is smaller than that of the water flow hole (3511).
7. The method for detecting the asphalt content in the asphalt pavement according to claim 5, wherein the method comprises the following steps: the top of the drainage seat (38) is provided with a butt joint surface (381) for abutting against the lower end surface of the spray head (36).
8. The method for detecting the asphalt content in the asphalt pavement according to claim 3, wherein the method comprises the following steps: the water inlet (3512) is a long hole formed in the piston rod (351) along the axial direction, and when the piston rod (351) is retracted to the bottom of the cylinder body, the water pipe connector (3411) is communicated with the lower end of the water inlet (3512).
9. The method for detecting the asphalt content in the asphalt pavement according to claim 6, wherein the method comprises the following steps: the sum of the telescopic length of the piston rod (351) and the length of the connecting column (37) is greater than the length of the sampling tube (33).
10. The method for detecting the asphalt content in the asphalt pavement according to claim 3, wherein the method comprises the following steps: the positioning seat (34) is including last mount pad (341) that supply to promote the installation of cylinder (35) and supplying lower mount pad (342) of sampling tube (33) installation, ring channel (3421) that supply connector (331) card to go into are seted up to the top of mount pad (342) down, water pipe connection (3411) is seted up on last mount pad (341).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010363917.3A CN111442947B (en) | 2020-04-30 | 2020-04-30 | Method for detecting asphalt content in asphalt pavement |
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| CN202010363917.3A CN111442947B (en) | 2020-04-30 | 2020-04-30 | Method for detecting asphalt content in asphalt pavement |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112942035A (en) * | 2021-02-05 | 2021-06-11 | 泗洪县城市建设投资经营集团有限公司 | High-elastic rubber asphalt composite macadam seal three-in-one detection device |
| CN113153197A (en) * | 2021-05-10 | 2021-07-23 | 浙江固泰工程技术科技有限公司 | Hand-held type concrete drilling core machine |
| CN114604160A (en) * | 2022-04-01 | 2022-06-10 | 河南高速公路试验检测有限公司 | Material taking engineering vehicle |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0593435A (en) * | 1991-08-06 | 1993-04-16 | Asahi Tec Corp | Moving-up/down device for feed water device |
| CN204940240U (en) * | 2015-09-26 | 2016-01-06 | 潘培亮 | Road base layer degree of compaction sampler |
| CN205027556U (en) * | 2015-10-10 | 2016-02-10 | 吴作红 | Coring bit for bituminous pavement |
| CN206707616U (en) * | 2017-05-15 | 2017-12-05 | 河南新友工程机械有限公司 | A kind of road quality detects drilling machine |
| CN207032196U (en) * | 2017-05-04 | 2018-02-23 | 江阴市交通规划勘察设计院有限公司 | A kind of drill hole sampling machine |
| CN207176450U (en) * | 2017-08-28 | 2018-04-03 | 成都炭素有限责任公司 | A kind of Asphalt-distributing spray head |
| CN209858247U (en) * | 2018-12-21 | 2019-12-27 | 侯伟利 | Hydrogeology sampling device |
| CN209887901U (en) * | 2019-03-06 | 2020-01-03 | 河南省诚建检验检测技术股份有限公司 | Novel concrete core drilling machine |
| CN210190155U (en) * | 2019-04-26 | 2020-03-27 | 天津冀东水泥有限公司 | Cement mixing device |
-
2020
- 2020-04-30 CN CN202010363917.3A patent/CN111442947B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0593435A (en) * | 1991-08-06 | 1993-04-16 | Asahi Tec Corp | Moving-up/down device for feed water device |
| CN204940240U (en) * | 2015-09-26 | 2016-01-06 | 潘培亮 | Road base layer degree of compaction sampler |
| CN205027556U (en) * | 2015-10-10 | 2016-02-10 | 吴作红 | Coring bit for bituminous pavement |
| CN207032196U (en) * | 2017-05-04 | 2018-02-23 | 江阴市交通规划勘察设计院有限公司 | A kind of drill hole sampling machine |
| CN206707616U (en) * | 2017-05-15 | 2017-12-05 | 河南新友工程机械有限公司 | A kind of road quality detects drilling machine |
| CN207176450U (en) * | 2017-08-28 | 2018-04-03 | 成都炭素有限责任公司 | A kind of Asphalt-distributing spray head |
| CN209858247U (en) * | 2018-12-21 | 2019-12-27 | 侯伟利 | Hydrogeology sampling device |
| CN209887901U (en) * | 2019-03-06 | 2020-01-03 | 河南省诚建检验检测技术股份有限公司 | Novel concrete core drilling machine |
| CN210190155U (en) * | 2019-04-26 | 2020-03-27 | 天津冀东水泥有限公司 | Cement mixing device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112942035A (en) * | 2021-02-05 | 2021-06-11 | 泗洪县城市建设投资经营集团有限公司 | High-elastic rubber asphalt composite macadam seal three-in-one detection device |
| CN113153197A (en) * | 2021-05-10 | 2021-07-23 | 浙江固泰工程技术科技有限公司 | Hand-held type concrete drilling core machine |
| CN114604160A (en) * | 2022-04-01 | 2022-06-10 | 河南高速公路试验检测有限公司 | Material taking engineering vehicle |
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| CN111442947B (en) | 2022-09-27 |
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