CN111980004B - Portable highway basic unit compactness detects sampling device - Google Patents
Portable highway basic unit compactness detects sampling device Download PDFInfo
- Publication number
- CN111980004B CN111980004B CN202010856909.2A CN202010856909A CN111980004B CN 111980004 B CN111980004 B CN 111980004B CN 202010856909 A CN202010856909 A CN 202010856909A CN 111980004 B CN111980004 B CN 111980004B
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- plate
- tube
- sliding plate
- sampling device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005070 sampling Methods 0.000 title claims abstract description 72
- 239000007788 liquid Substances 0.000 claims abstract description 48
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 15
- 238000001125 extrusion Methods 0.000 claims description 11
- 239000012530 fluid Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 12
- 239000000284 extract Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000008602 contraction Effects 0.000 description 4
- 230000003116 impacting effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 235000019589 hardness Nutrition 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
-
- 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
- E02D1/02—Investigation of foundation soil in situ before construction work
- E02D1/04—Sampling of soil
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Soil Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses a portable road base compactness detecting and sampling device which comprises a base body, wherein the lower end of the base body is provided with a prismatic bin body which is downwards communicated with the outside, the upper wall of the bin body is fixedly connected with a reciprocating motor, the output end of the reciprocating motor is fixedly connected with a bidirectional screw rod, two ends of the bidirectional screw rod are provided with threads with opposite rotating directions, and the two sections of threads are respectively in threaded connection with a first sliding plate and a second sliding plate; at least two side grooves are formed in the side wall of the bin body, each side groove is internally and slidably connected with a linkage block, and a plurality of locking springs are fixedly connected in each side groove. Has the advantages that: the device of this application accomplishes the downward ground process that stretches into of sampling tube through the striking many times, shifts up through the liquid drive sampling tube that extracts many times in the storage storehouse, and the device volume of this application is far less than large-scale machinery simultaneously, very big improvement this sampling device's portability.
Description
Technical Field
The invention relates to the technical field of roadbed sampling, in particular to a portable highway base layer compactness detecting and sampling device.
Background
The roadbed is the foundation of a track or a road surface and is a geotechnical structure formed by excavation or filling, the main function of the roadbed is to provide necessary conditions for track or road surface laying and train or traveling operation, bear static load and dynamic load of the track and locomotive vehicles or the road surface and traffic load, and transmit and diffuse the load to the deep part of the foundation, and the roadbed plays an important role in construction quantity, floor area and investment in civil engineering.
The degree of compaction of road bed to a great extent can decide the life of highway, consequently in highway construction process, constructor need take a sample the road bed, carries out the detection of compactness, because the compactness of qualified road bed is often higher, and foundation compactness, relative stereoplasm are higher promptly, and traditional sampling device is the great large-scale machinery of size, and is not portable, provides a portable highway basic unit compactness and detects sampling device for this and is especially important.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a portable road base compactness detecting and sampling device.
In order to achieve the purpose, the invention adopts the following technical scheme: a portable road base compactness detecting and sampling device comprises a base body, wherein the lower end of the base body is provided with a prismatic bin body which is downwards communicated with the outside, the upper wall of the bin body is fixedly connected with a reciprocating motor, the output end of the reciprocating motor is fixedly connected with a bidirectional screw rod, two ends of the bidirectional screw rod are provided with threads with opposite rotating directions, and the two sections of threads are respectively in threaded connection with a first sliding plate and a second sliding plate;
the side wall of the bin body is provided with at least two side grooves, each side groove is internally and slidably connected with a linkage block, a plurality of locking springs are fixedly connected in each side groove, one end of each locking spring is fixedly connected with the linkage block, and the other end of each locking spring is fixedly connected with the inner wall of each side groove;
the upper wall of the bin body is fixedly connected with a plurality of trigger springs, the lower ends of the trigger springs are jointly and fixedly connected with an annular plate, the annular plate is sleeved outside the bidirectional screw rod, and the lower end of the annular plate is fixedly connected with a plurality of elastic tubes;
the inner wall of the bin body is fixedly connected with an annular fixing plate, a through hole for the elastic tube to penetrate through is formed in the fixing plate, and the fixing plate is located in the middle area of the bidirectional screw;
the upper wall of the first sliding plate is fixedly connected with an annular extrusion bag, a storage bin is arranged in the side wall of the base body, and a liquid inlet pipe, a liquid return pipe and a collision force pipe are communicated between the extrusion bag and the storage bin;
the sampling device is characterized in that the sampling tube is slidably connected in the bin body, a abdicating groove is formed in the side wall of the sampling tube, a rack is fixedly connected in the abdicating groove, and the impact tube and the rack are provided with an impact assembly together.
In the above portable road base compactness detecting and sampling device, the impact assembly includes an 8-shaped gear bin, the gear bin is rotatably connected with a first gear and a second gear which are engaged with each other, the second gear is coaxially and fixedly connected with an output gear, the output gear is located outside the gear bin, and the output gear is engaged with the rack.
In the above portable road base compactness detecting and sampling device, a one-way valve only allowing liquid to flow downwards in a one-way manner is arranged in the liquid inlet pipe, one-way valves only allowing liquid to flow upwards in a one-way manner are arranged in the liquid return pipe and the impact pipe, and electromagnetic valves controlling opening and closing of the pipeline are arranged in the liquid return pipe and the impact pipe.
In foretell portable highway basic unit compactness detects sampling device, the lower wall fixedly connected with of annular tube contracts the bag at least, contract the bag and communicate with each elastic tube, the upper wall fixedly connected with sliding sleeve of a plurality of hardnesses of sampling tube, sliding sleeve and sampling tube slip cup joint.
In the portable road base compactness testing and sampling device, electrorheological fluid is filled in the elastic tube and the shrinkage bag, and the elastic tube and the sliding sleeve are respectively and electrically connected with two ends of an external power supply.
In the portable road base compactness detection sampling device, the linkage block comprises a sliding plate, an upper push plate and a lower push plate, the upper push plate and the lower push plate are vertically welded on the side wall of the sliding plate, and one side of the upper push plate, which is far away from the sliding plate and is close to the lower push plate, is provided with an inclined surface; one side of the lower push plate, which is far away from the sliding plate and is close to the upper push plate, is provided with an inclined plane, and the position, far away from the sliding plate, of the upper inclined plane of the lower push plate is provided with a horizontal limiting surface.
Compared with the prior art, the invention has the advantages that:
1. in the process of knocking the sampling tube downwards, when the elastic tube is not in contact with the sliding sleeve, the elastic tube is not electrified, at the moment, the electrorheological fluid in the elastic tube is in a liquid state, the shrinkage bag extrudes the electrorheological fluid into the elastic tube under the action of the elasticity of the shrinkage bag to enable the elastic tube to extend, and the electric conduction is carried out when the elastic tube is just in contact with the sliding sleeve; the first sliding plate moves downwards to slide the linkage block part to the side groove until the annular plate is separated from the upper push plate of the linkage block, and the annular plate and the elastic tube are ejected downwards quickly until the elastic tube impacts the sampling tube;
2. the reciprocating motor can drive the first sliding plate to move upwards when continuing to work, the first sliding plate drives the annular plate to move upwards, the first sliding plate is abutted against the upper push plate and can push the linkage block to slide towards two sides until the first sliding plate moves to the upper end of the upper push plate, at the moment, the annular plate is partially reset, the elastic tube is inevitably impacted downwards by a distance of one end when impacting the sampling tube downwards, the elastic tube is inevitably separated from the sliding sleeve when the annular plate is reset, at the moment, the elastic tube is powered off, the shrinkage bag is continuously shrunk until the elastic tube is in re-contact with the sliding sleeve, the process can ensure that the force of the downward impacting process of the elastic tube is constant every time, multiple times of impacting are carried out until the sampling tube is impacted to the sampling depth, and then the sampling tube is upwards drawn out to finish sampling;
3. when the sampling tube is drawn upwards and the second sliding plate moves downwards, liquid in the storage bin is drawn upwards into the extrusion bag through the impact tube, and the reciprocating motor drives the second sliding plate to move to the lowest point and stop suddenly; the liquid in the front collision force tube flows upwards quickly at a constant speed to drive the first gear and the second gear to move, so that the output gear is driven to rotate, the rack meshed with the output gear is driven to move upwards, the sampling tube is finally pulled out upwards, the kinetic energy of the liquid is converted into mechanical energy of the gear rotation in the process, the sampling tube is lifted upwards, and the reciprocating motor continuously works until the sampling tube is completely pulled out from the ground.
4. When the second sliding plate moves to the lowest point and stops suddenly and moves reversely, the liquid flow in the force striking pipe also stops instantly to generate a water hammer effect, a small amount of liquid is instantly driven to move upwards in the force striking pipe, the output gear wheel is further pushed to rotate to drive the rack to move upwards for a small distance, the distance is small, but the force for driving the rack to move upwards is large, so that the connection of substances such as soil (or concrete) at the bottom of the sampling pipe can be effectively disconnected, obvious vibration can be generated around the sampling pipe when the water hammer effect occurs, a certain amount of gaps can be generated around the sampling pipe due to the vibration, and the force required by the sampling pipe to move upwards is effectively reduced.
In summary, the following steps: the power of this application device derives from a reciprocating motor and can accomplish, the downward ground process that stretches into of sampling tube is accomplished through a lot of striking, thereby it shifts up to drive the sampling tube through the liquid drive output gear rotation in the storehouse is stored in the extraction many times, thereby the in-process produces near earth or the concrete that the water hammer effect can become flexible, be convenient for take out the sampling tube fast, the device volume of this application is far less than large-scale machinery simultaneously, very big improvement this sampling device's portability.
Drawings
Fig. 1 is a schematic structural diagram of a portable road base compactness testing and sampling device according to the present invention;
fig. 2 is an enlarged schematic view of a part a of the portable road base compactness testing and sampling device according to the present invention;
fig. 3 is a schematic structural diagram of a linkage block in the portable road base compactness testing and sampling device according to the present invention.
In the figure: the device comprises a base body 1, a reciprocating motor 2, a bidirectional screw rod 3, an annular plate 4, a trigger spring 5, a side groove 6, a locking spring 7, a linkage block 8, a first sliding plate 9, a second sliding plate 10, a fixing plate 11, an elastic tube 12, a contraction bag 13, a sliding sleeve 14, a sampling tube 15, an extrusion bag 16, a liquid inlet tube 17, a liquid return tube 18, a collision tube 19, a storage bin 20, a rack 21, a gear bin 22, a first gear 23, a second gear 24 and an output gear 25.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Examples
Referring to fig. 1-3, a portable road base compactness testing and sampling device comprises a base body 1, wherein the lower end of the base body 1 is provided with a prismatic bin body which is communicated with the outside downwards, the upper wall of the bin body is fixedly connected with a reciprocating motor 2, the output end of the reciprocating motor 2 is fixedly connected with a bidirectional screw rod 3, two ends of the bidirectional screw rod 3 are provided with threads with opposite turning directions, two sections of threads are respectively in threaded connection with a first sliding plate 9 and a second sliding plate 10, at least one inner wall of the bin body of the first sliding plate 9 is abutted, and the second sliding plate 10 is limited by a shrinkage bag 13, so that the first sliding plate 9 and the second sliding plate 10 can reversely slide by the rotation of the bidirectional screw rod 3;
at least two side grooves 6 are formed in the side wall of the bin body, a linkage block 8 is connected in each side groove 6 in a sliding mode, a plurality of locking springs 7 are fixedly connected in each side groove 6, one end of each locking spring 7 is fixedly connected with the linkage block 8, the other end of each locking spring 7 is fixedly connected with the inner wall of each side groove 6, and when the first sliding plate 9 is not abutted against the linkage block 8, the linkage block 8 is positioned on one side close to the center of the bin body under the action of the locking springs 7;
the upper wall of the bin body is fixedly connected with a plurality of trigger springs 5, the lower ends of the trigger springs 5 are jointly and fixedly connected with an annular plate 4, the annular plate 4 is sleeved outside the bidirectional screw 3, and the lower end of the annular plate 4 is fixedly connected with a plurality of elastic tubes 12;
the inner wall of the bin body is fixedly connected with an annular fixing plate 11, a through hole for the elastic tube 12 to penetrate through is formed in the fixing plate 11, and the fixing plate 11 is located in the middle area of the bidirectional screw 3;
an annular extrusion bag 16 is fixedly connected to the upper wall of the second sliding plate 10, a storage bin 20 is arranged inside the side wall of the base body 1, and a liquid inlet pipe 17, a liquid return pipe 18 and a collision pipe 19 are communicated between the extrusion bag 16 and the storage bin 20; the elastic tube 12 and the shrinkage bag 13 are filled with electrorheological fluid, and the elastic tube 12 and the sliding sleeve 14 are respectively and electrically connected with two ends of an external power supply.
The bin body is internally and slidably connected with a sampling tube 15, the side wall of the sampling tube 15 is provided with a yielding groove, the yielding groove is internally and fixedly connected with a rack 21, and the impact tube 19 and the rack 21 are jointly provided with an impact assembly.
The impact assembly comprises an 8-shaped gear bin 22, a first gear 23 and a second gear 24 which are meshed with each other are rotatably connected in the gear bin 22, the second gear 24 is coaxially and fixedly connected with an output gear 25, the output gear 25 is positioned outside the gear bin 22, and the output gear 25 is meshed with the rack 21.
A one-way valve which only allows liquid to flow downwards in a one-way mode is arranged in the liquid inlet pipe 17, one-way valves which only allows liquid to flow upwards in a one-way mode are arranged in the liquid return pipe 18 and the impact force pipe 19, and electromagnetic valves which control opening and closing of the pipeline are arranged in the liquid return pipe 18 and the impact force pipe 19; the lower wall of the annular plate 4 is fixedly connected with at least one contraction bag 13, the contraction bags 13 are communicated with the elastic tubes 12, the upper wall of the sampling tube 15 is fixedly connected with a plurality of hard sliding sleeves 14, and the sliding sleeves 14 are in sliding sleeve connection with the sampling tube 15.
The linkage block 8 comprises a sliding plate 81, an upper push plate 82 and a lower push plate 83, the upper push plate 82 and the lower push plate 83 are vertically welded on the side wall of the sliding plate 81, and an inclined surface is formed on one side, far away from the sliding plate 81, of the upper push plate 82 and close to the lower push plate 83; one side of the lower push plate 83, which is far away from the sliding plate 81 and close to the upper push plate 82, is provided with an inclined surface, and the upper inclined surface of the lower push plate 83, which is far away from the sliding plate 81, is provided with a horizontal limiting surface 84.
When the sampling tube 15 needs to be knocked downwards to the ground, the electromagnetic valve in the impact tube 19 is closed, the liquid inlet tube 17 and the liquid return tube 18 are both in an open state, and when the reciprocating motor 2 drives the second sliding plate 10 to move up and down, liquid in the extrusion bag 16 is exchanged between the storage bin 20 through the liquid inlet tube 17 and the liquid return tube 18; at this time, a power switch connected with the elastic tube 12 and the sliding sleeve 14 is turned on, when the elastic tube 12 is not in contact with the sliding sleeve 14, the elastic tube 12 is not electrified, at this time, the electrorheological fluid in the elastic tube is in a liquid state, the shrinkage bag 13 extrudes the electrorheological fluid into the elastic tube 12 under the action of the elasticity of the shrinkage bag to enable the elastic tube 12 to extend, when the elastic tube 12 is just in contact with the sliding sleeve 14, the electric current is electrified, at this time, the elastic tube 12 is electrified to enable the electrorheological fluid in the elastic tube 12 to be converted into a solid state with extremely high shearing strength from a liquid state;
the reciprocating motor 2 rotates in a reciprocating manner to drive the bidirectional screw 3 to rotate so that the first sliding plate 9 moves downwards, the first sliding plate 9 moves downwards to abut against the wedge-shaped surface of the lower pushing plate 84 and continues to move, the linkage block 8 is driven to partially slide towards the side groove 6 until the annular plate 4 is separated from contact with the upper pushing plate 82 of the linkage block 8, the annular plate 4 is rapidly ejected downwards under the action of the trigger spring 5, and the elastic tube 12 synchronously moves downwards along with the linkage block in the ejection process until the elastic tube 12 impacts the sampling tube 15;
when the reciprocating motor 2 continues to work, the first sliding plate 9 is driven to move upwards, the first sliding plate 9 drives the annular plate 54 to move upwards, when the first sliding plate 9 moves to abut against the inclined surface of the upper push plate 82, the linkage block 8 is pushed to slide towards two sides until the first sliding plate 9 moves to the upper end of the upper push plate 82, at the moment, the annular plate 4 is partially reset, because the elastic tube 12 impacts the sampling tube 15 downwards by a distance, when the annular plate 4 resets, the elastic tube 12 is disengaged from the sliding sleeve 14, at the moment, the elastic tube 12 is powered off, the shrinkage bag 13 continues to shrink until the elastic tube 12 and the sliding sleeve 14 are in contact again, and the process can ensure that the force of the downward impact process of the elastic tube 12 is constant every time;
when the sampling tube 15 is deep enough, the power supply connected with the elastic tube 12 is closed, the electromagnetic valve of the liquid return tube 18 is closed, the electromagnetic valve of the impact tube 19 is opened, when the second sliding plate 10 moves upwards, the liquid in the extrusion bag 16 is extruded into the storage chamber 20 through the liquid inlet tube 17, otherwise, when the second sliding plate 10 moves downwards, the liquid in the storage chamber 20 is pumped upwards into the extrusion bag 16 through the impact tube 19, the reciprocating motor 2 drives the second sliding plate 10 to move to the lowest point and stop suddenly, the liquid in the impact tube 19 flows upwards at a constant speed, the first gear 23 and the second gear 24 are driven to move, the output gear 25 is driven to rotate, the rack 21 engaged with the output gear is driven to move upwards, the sampling tube 15 is finally pulled out upwards, the kinetic energy of the liquid is converted into the mechanical energy of gear rotation in the process, the sampling tube 15 is lifted upwards, the partial structure of the gear pump is the inverse of the function, the principle is not described in detail;
it is worth to be noted that when the second sliding plate 10 moves to the lowest point and stops suddenly and moves reversely, the liquid flow in the impact tube 19 also stops instantaneously, at this time, a water hammer effect is generated, a small amount of liquid is instantaneously driven to move upwards in the impact tube 19, the output gear 25 is further pushed to rotate to drive the rack 21 to move upwards for a small distance, the distance is small, but the force for driving the rack 21 to move upwards is large, so that the connection of the substances such as soil (or concrete) at the bottom of the sampling tube 15 can be effectively disconnected, and meanwhile, when the water hammer effect occurs, obvious vibration is generated around the sampling tube, the vibration can enable the periphery of the sampling tube 15 to generate a certain amount of gaps, and the force required by the upwards movement of the sampling tube 15 is effectively reduced;
the sampling tube 15 can be pulled out of the ground by continuing the operation of the reciprocating motor 2.
Although terms such as the base body 1, the reciprocating motor 2, the two-way screw 3, the annular plate 4, the trigger spring 5, the side groove 6, the locking spring 7, the linkage block 8, the first sliding plate 9, the second sliding plate 10, the fixing plate 11, the elastic tube 12, the contraction bag 13, the sliding sleeve 14, the sampling tube 15, the squeezing bag 16, the liquid inlet tube 17, the liquid return tube 18, the impact tube 19, the storage bin 20, the rack 21, the gear bin 22, the first gear 23, the second gear 24, the output gear 25, and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (6)
1. A portable road base compactness detecting and sampling device comprises a base body (1), and is characterized in that the lower end of the base body (1) is provided with a prismatic bin body which is downwards communicated with the outside, the upper wall of the bin body is fixedly connected with a reciprocating motor (2), the output end of the reciprocating motor (2) is fixedly connected with a two-way screw (3), two ends of the two-way screw (3) are provided with threads with opposite rotation directions, one section of the threads are in threaded connection with a first sliding plate (9), and the other section of the threads are in threaded connection with a second sliding plate (10);
the side wall of the bin body is provided with at least two side grooves (6), each side groove (6) is connected with one linkage block (8) in a sliding manner, a plurality of locking springs (7) are fixedly connected in each side groove (6), one end of each locking spring (7) is fixedly connected with the linkage block (8), and the other end of each locking spring (7) is fixedly connected with the inner wall of each side groove (6);
the upper wall of the bin body is fixedly connected with a plurality of trigger springs (5), the lower ends of the trigger springs (5) are jointly and fixedly connected with an annular plate (4), the annular plate (4) is sleeved outside the bidirectional screw (3), and the lower end of the annular plate (4) is fixedly connected with a plurality of elastic tubes (12);
the inner wall of the bin body is fixedly connected with an annular fixing plate (11), a through hole for the elastic tube (12) to penetrate through is formed in the fixing plate (11), and the fixing plate (11) is located in the middle area of the bidirectional screw (3);
an annular extrusion bag (16) is fixedly connected to the upper wall of the second sliding plate (10), a storage bin (20) is formed in the side wall of the base body (1), and a liquid inlet pipe (17), a liquid return pipe (18) and a collision force pipe (19) are communicated between the extrusion bag (16) and the storage bin (20);
the sampling device is characterized in that the sampling tube (15) is connected in the bin body in a sliding mode, a yielding groove is formed in the side wall of the sampling tube (15), a rack (21) is fixedly connected in the yielding groove, and the impact tube (19) and the rack (21) are jointly provided with an impact assembly.
2. The portable road subgrade compactness testing and sampling device according to claim 1, characterized in that said impact assembly further comprises a 8-shaped gear chamber (22), a first gear (23) and a second gear (24) which are meshed with each other are rotatably connected in said gear chamber (22), an output gear (25) is coaxially and fixedly connected to said second gear (24), said output gear (25) is located outside said gear chamber (22), and said output gear (25) is meshed with said rack (21).
3. The portable road base compactness detecting and sampling device according to claim 1, wherein a one-way valve only allowing one-way downward flow of liquid is arranged in the liquid inlet pipe (17), a one-way valve only allowing one-way upward flow of liquid is arranged in the liquid return pipe (18) and the impact force pipe (19), and electromagnetic valves for controlling opening and closing of the pipeline are arranged in the liquid return pipe (18) and the impact force pipe (19).
4. The portable road bed compactness testing and sampling device according to claim 1, characterized in that at least one shrinkage bag (13) is fixedly connected to the lower wall of the annular plate (4), the shrinkage bag (13) is communicated with each elastic tube (12), a plurality of rigid sliding sleeves (14) are fixedly connected to the upper wall of the sampling tube (15), and the sliding sleeves (14) are slidably sleeved with the elastic tubes (12).
5. The portable road bed compactness testing and sampling device according to claim 4, wherein the elastic tube (12) and the shrinkage bag (13) are filled with electrorheological fluid, and the elastic tube (12) and the sliding sleeve (14) are respectively and electrically connected to two ends of an external power supply.
6. The portable road basement compactness testing and sampling device of claim 1, wherein the linkage block (8) comprises a sliding plate (81), an upper pushing plate (82) and a lower pushing plate (83), the upper pushing plate (82) and the lower pushing plate (83) are vertically welded on the side wall of the sliding plate (81), and one side of the upper pushing plate (82) far away from the sliding plate (81) and close to the lower pushing plate (83) is provided with an inclined surface; one side of the lower push plate (83), which is far away from the sliding plate (81) and is close to the upper push plate (82), is provided with an inclined plane, and a horizontal limiting surface (84) is arranged at the position, far away from the sliding plate (81), of the upper inclined plane of the lower push plate (83).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010856909.2A CN111980004B (en) | 2020-08-24 | 2020-08-24 | Portable highway basic unit compactness detects sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010856909.2A CN111980004B (en) | 2020-08-24 | 2020-08-24 | Portable highway basic unit compactness detects sampling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111980004A CN111980004A (en) | 2020-11-24 |
| CN111980004B true CN111980004B (en) | 2021-11-30 |
Family
ID=73444171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010856909.2A Active CN111980004B (en) | 2020-08-24 | 2020-08-24 | Portable highway basic unit compactness detects sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111980004B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115060533B (en) * | 2022-06-29 | 2024-06-14 | 浙江点创信息科技有限公司 | Remote control type soil sampling device based on unmanned aerial vehicle |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1501641A (en) * | 1974-04-03 | 1978-02-22 | Foster & Smith | Driving tools |
| CN206486885U (en) * | 2017-02-13 | 2017-09-12 | 聂长虎 | A kind of road base layer compactness sampler |
| CN209260688U (en) * | 2018-09-17 | 2019-08-16 | 江苏北极星交通产业集团有限公司 | A kind of Subgrade Compaction detection device |
| CN210177486U (en) * | 2019-05-23 | 2020-03-24 | 南安新笙活商贸有限公司 | Highway basic unit compactness detects sampling device convenient to it is fixed |
| CN210827410U (en) * | 2020-03-03 | 2020-06-23 | 四川省公路规划勘察设计研究院有限公司 | Roadbed rock soil detection sampling device based on environment improvement |
-
2020
- 2020-08-24 CN CN202010856909.2A patent/CN111980004B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN111980004A (en) | 2020-11-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0548147B1 (en) | Installation for generating utilizable energy from potential energy | |
| CN203853963U (en) | Hammering device | |
| CN102032238B (en) | External control type self-locking hydraulic cylinder | |
| CN111980004B (en) | Portable highway basic unit compactness detects sampling device | |
| CN101748730A (en) | Multi-function closed cylinder type hydraulic piling hammer | |
| CN201982411U (en) | External control type self-locking hydraulic cylinder | |
| CN206862671U (en) | A kind of rock physicses Experiments of Machanics cutting equipment | |
| CN105840110B (en) | A kind of multifunctional rotary digging machine | |
| CN201358793Y (en) | Mini-size push bench for underground pipe laying | |
| CN203066053U (en) | Hydraulic tamper for hammer hoisting device | |
| CN102296587A (en) | Vibration-free ramming hole-expansion device | |
| CN202117045U (en) | Vibration-free compaction hole expanding equipment | |
| CN204961255U (en) | Switching -over valve and use this switching -over valve novelly prevent grinding partially hydraulic oil production device | |
| CN103696686A (en) | Jet-type explosive pressure pulse anti-drag drilling tool | |
| CN2479178Y (en) | Hydraulic pereussion device | |
| CN101250979A (en) | Rockbolt drilling machine | |
| CN204140378U (en) | A kind of polymer-injecting pump | |
| CN105756597A (en) | Jar | |
| CN202467784U (en) | Oil recovery device of pumping well | |
| CN213476970U (en) | Hydraulic engineering ground detection device | |
| CN202117046U (en) | Umbrella-shaped vibrationless compaction reaming device | |
| CN204878979U (en) | Extra -large -size reservoir atmospheric valve | |
| CN109632625B (en) | Tectonic coal in-situ coal bed gas horizontal well pressure relief test device and test method | |
| CN201057021Y (en) | Pressure balanced downhole switch | |
| CN203123375U (en) | Electric-hydraulic door opener |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20211108 Address after: 252000 room 402, 4th floor, cross border e-commerce Industrial Park, East Ring Road and South Hunan Road, Xuying Town, high tech Zone, Liaocheng City, Shandong Province Applicant after: Liaocheng Hange Intelligent Technology Co.,Ltd. Address before: 062250 YINTUN village, Guozhuang Town, Xian County, Cangzhou City, Hebei Province Applicant before: Shi Lianying |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A portable sampling device for detecting the compaction degree of highway base layer Granted publication date: 20211130 Pledgee: Liaocheng high tech Zone Luxi small loan Co.,Ltd. Pledgor: Liaocheng Hange Intelligent Technology Co.,Ltd. Registration number: Y2024980009555 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |