CN218121459U

CN218121459U - Water conservancy earthwork is backfilled with compaction degree sampling device

Info

Publication number: CN218121459U
Application number: CN202222386579.2U
Authority: CN
Inventors: 赵继勋; 杨四华; 苑磊
Original assignee: Shanxi Bilan Engineering Quality Inspection Co ltd
Current assignee: Shanxi Bilan Engineering Quality Inspection Co ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2022-12-23
Anticipated expiration: 2032-09-08

Abstract

The utility model relates to a water conservancy building compactness measures technical field, has provided a water conservancy earthwork is backfilled with compactness sampling device, including running gear and the sampling mechanism of locating on the running gear, sampling mechanism includes the sampler barrel that removes along vertical direction, the sampler barrel is rotatable and rotation axis perpendicular to horizontal plane, still includes supplementary shedding mechanism, supplementary shedding mechanism includes first ejection piece, sampling mechanism still includes hollow rotating shaft, hollow rotating shaft connects the sampler barrel and drives the sampler barrel and rotate, the ejection end of first ejection piece passes hollow rotating shaft and places in the sampler barrel, supplementary shedding mechanism follows the sampler barrel along vertical direction synchronous motion. Through above-mentioned technical scheme, solved the sample among the relevant art and need vibrate the problem that can take out from the sample section of thick bamboo.

Description

Water conservancy earthwork is backfilled with compactness sampling device

Technical Field

The utility model relates to a water conservancy building compactness measures technical field, and is concrete, relates to a water conservancy earthwork is backfilled and is used compactness sampling device.

Background

In water conservancy and hydropower engineering, a foundation is the foundation construction content developed in the early stage of engineering construction, and the investigation and analysis of the foundation and the earth backfilling process ensure that the foundation has solid strength and flatness, thereby providing enough foundation support for buildings.

The backfilled foundation needs to be tested for compactness, and common compactness testing methods include pit digging and sand filling, core drilling, nuclear-free densitometer, nuclear densitometer and cutting ring. The most common of these are the methods of pit-digging and sand-filling and core-drilling. The former is suitable for in situ assays, while the latter are performed in the laboratory. For a large-area foundation, if a pit digging and sand filling method is adopted, a large amount of work is carried out on the site, and errors caused by human factors are increased because the foundation is located outdoors. The method can reduce the workload of the site and improve the accuracy when the detection is carried out in a laboratory. However, during the sampling process, the sample may stick to the sidewall of the sampling cylinder due to a little moisture contained in the sample, and the field operator shakes the sample by hammering the outer wall of the sampling cylinder, but the sample may be loosened during the shaking process, i.e. the degree of compaction is changed during the shaking process, so that the result is still inaccurate even if the measurement is performed in a laboratory.

SUMMERY OF THE UTILITY MODEL

The utility model provides a water conservancy earthwork is backfilled with compaction degree sampling device has solved the problem that the sample need vibrate and just can take out from a sampling section of thick bamboo among the correlation technique.

The technical scheme of the utility model as follows: the utility model provides a water conservancy earthwork is backfilled with compactness sampling device, includes running gear and locates the last sampling mechanism of running gear, sampling mechanism includes the sampler barrel that removes along vertical direction, the sampler barrel is rotatable and rotation axis perpendicular to horizontal plane, still includes supplementary shedding mechanism, supplementary shedding mechanism includes first ejection piece, sampling mechanism still includes hollow rotating shaft, hollow rotating shaft connects sampler barrel and drive the sampler barrel rotates, the ejection end of first ejection piece passes hollow rotating shaft and place in the sampler barrel, supplementary shedding mechanism follows the sampler barrel is along vertical direction synchronous motion.

As a further technical scheme, sampling mechanism still includes support, elevating platform, actuating lever and driving piece, the support is located walking mechanism is last, the elevating platform slides along vertical direction and locates on the support, the elevating platform set up threaded hole, the actuating lever has the external screw thread and rotates and locate on the support, the actuating lever passes the screw hole, the actuating lever with the help of the screw hole promotes the elevating platform slides in vertical direction, the sampler barrel rotates to be located the bottom of elevating platform, the driving piece is located the bottom and the drive of elevating platform the sampler barrel rotates, first ejection piece is located the top of elevating platform.

As a further technical scheme, the driving piece comprises a motor and a belt transmission assembly, the motor is arranged on the lifting platform, and the belt transmission assembly is respectively connected with a power output end of the motor and the hollow rotating shaft.

As a further technical scheme, the auxiliary discharging mechanism further comprises a vehicle-mounted power supply, the vehicle-mounted power supply is arranged on the traveling mechanism, the first ejector piece is an electric push rod, the first ejector piece and the motor are electrically connected with the vehicle-mounted power supply, the auxiliary discharging mechanism further comprises a first switch, and the first switch is arranged on a connecting circuit of the first ejector piece and the vehicle-mounted power supply.

As a further technical scheme, still including locating last packing mechanism of running gear, packing mechanism includes the blowing frame, cuts subassembly and leading truck, the blowing frame is used for placing the plastic tape roll, the leading truck is used for the direction plastic tape, it includes hot melt silk and second ejector part to cut the subassembly, the hot melt silk is located the top of second ejector part is used for cutting the plastic tape, the top of second ejector part can be followed vertical direction and removed, the hot melt silk electricity is connected vehicle power source.

As a further technical scheme, the second ejector piece is an electric push rod and is electrically connected with the vehicle-mounted power supply, the cut-off assembly further comprises a second switch, and the second switch is arranged on a connecting circuit of the second ejector piece and the vehicle-mounted power supply.

As a further technical scheme, the sampling mechanism further comprises a connecting sleeve and a handle, the top end of the driving rod penetrates through the support to be connected with the connecting sleeve, and the handle is arranged outside the connecting sleeve.

As a further technical scheme, the travelling mechanism comprises a vehicle body and a connecting frame, the sampling mechanism and the connecting frame are arranged on the vehicle body, and the connecting frame is used for being connected with an external power source.

The utility model discloses a theory of operation and beneficial effect do: compared with the prior art, water conservancy earthwork is backfilled and is used compactness sampling device including running gear, sampling mechanism and supplementary shedding mechanism set up on running gear, sampling mechanism includes the sampling tube that can follow vertical direction removal, the sampling tube can rotate, and pivoted axis perpendicular to horizontal plane, the sample on the ground can be accomplished in the rotation and the removal of sampling tube, because the sample can the adhesion under certain humidity in the sampling tube, lead to the sample to be difficult to take out, in order to prevent that sample compactness from receiving the influence, set up first ejection piece among the supplementary shedding mechanism, first ejection piece sets up on sampling mechanism, sampling mechanism still includes hollow rotating shaft, hollow rotating shaft has the through hole along the axis, the ejector pin of first ejection piece passes the hollow rotating shaft setting, and the ejection end of first ejection piece is located the sampling tube, in order to reduce the frictional force of sampling tube in the rotation process, can set up the form for the interval with the inner wall of hollow rotating shaft with the outer wall of the ejector pin of first ejection piece. After the sampling barrel finishes sampling from the foundation, the sampling barrel rises along the vertical direction and rises to a certain height, a container for containing a sample is arranged below the sampling barrel, then the first ejector piece acts to apply certain thrust to the sample, and the adhesive force between the sample and the inner wall of the sampling barrel is overcome, so that the sample smoothly slides out of the sampling barrel. Because the first ejector piece and the sampling cylinder are lifted synchronously, the ejector end of the first ejector piece cannot interfere with the sampling action of the sampling cylinder in a static state.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is an isometric view of the sampling device provided by the present invention as a whole;

FIG. 2 is an isometric illustration of FIG. 1 at another angle;

FIG. 3 is a front view of FIG. 2;

FIG. 4 is a schematic structural view of the matching part of the sampling cylinder, the first ejector and the hollow rotating shaft;

in the figure:

1. the sampler comprises a sampling tube, 2, a first ejector, 3, a hollow rotating shaft, 4, a support, 5, a lifting platform, 6, a driving rod, 7, a motor, 8, a vehicle-mounted power supply, 9, a first switch, 10, a material placing frame, 11, a cutting-off component, 12, a guide frame, 13, a thermal fuse, 14, a second ejector, 15, a second switch, 16, a connecting sleeve, 17, a handle, 18, a vehicle body, 19 and a connecting frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive work, are related to the scope of the present invention.

As shown in fig. 1-4, this embodiment provides a water conservancy earthwork is backfilled with compactness sampling device, including running gear and locate the sampling mechanism on the running gear, sampling mechanism includes sampler barrel 1 along the removal of vertical direction, sampler barrel 1 is rotatable and rotation axis perpendicular to horizontal plane, still include supplementary shedding mechanism, supplementary shedding mechanism includes first ejection piece 2, sampling mechanism still includes hollow rotating shaft 3, hollow rotating shaft 3 connects sampler barrel 1 and drives sampler barrel 1 and rotate, the ejection end of first ejection piece 2 passes hollow rotating shaft 3 and places in sampler barrel 1, supplementary shedding mechanism follows sampler barrel 1 along vertical direction synchronous motion.

In this embodiment, water conservancy earthwork is backfilled and is used compactness sampling device including running gear, sampling mechanism and supplementary shedding mechanism set up on running gear, sampling mechanism includes sampler barrel 1 that can move along vertical direction, sampler barrel 1 can rotate, and pivoted axis perpendicular to horizontal plane, the sample on the ground can be accomplished in the rotation and the removal of sampler barrel 1, because the sample can the adhesion under certain humidity in sampler barrel 1, lead to the sample to be difficult to take out, in order to prevent that the sample compactness from receiving the influence, set up first ejector part 2 in the supplementary shedding mechanism, first ejector part 2 sets up on sampling mechanism, sampling mechanism still includes hollow rotating shaft 3, hollow rotating shaft 3 has the through hole along the axis, the ejector pin of first ejector part 2 passes hollow rotating shaft 3 and sets up, and the ejector end of first ejector part 2 is located sampler barrel 1, in order to reduce the frictional force of sampler barrel 1 in the rotation process, can set up the outer wall of the ejector pin of first ejector part 2 and the inner wall of hollow rotating shaft 3 for the interval. After the sampling of the sampling cylinder 1 from the foundation is completed, the sampling cylinder 1 rises along the vertical direction and rises to a certain height, a container for containing a sample is arranged below the sampling cylinder 1, then the first ejector 2 acts to apply a certain thrust to the sample, and the adhesive force between the sample and the inner wall of the sampling cylinder 1 is overcome, so that the sample smoothly slides out of the sampling cylinder 1. Because the first ejector 2 and the sampling cylinder 1 are lifted synchronously, the pushing end of the first ejector 2 does not interfere with the sampling action of the sampling cylinder 1 in a static state.

As shown in fig. 1 to fig. 3, based on the same concept as that of embodiment 1, this embodiment further provides that the sampling mechanism further includes a support 4, a lifting platform 5, a driving rod 6 and a driving member, the support 4 is disposed on the walking mechanism, the lifting platform 5 is slidably disposed on the support 4 along the vertical direction, the lifting platform 5 is provided with a threaded hole, the driving rod 6 has an external thread and is rotatably disposed on the support 4, the driving rod 6 passes through the threaded hole, the driving rod 6 pushes the lifting platform 5 to slide in the vertical direction by means of the threaded hole, the sampling cylinder 1 is rotatably disposed at the bottom of the lifting platform 5, the driving member is disposed at the bottom of the lifting platform 5 and drives the sampling cylinder 1 to rotate, and the first ejector 2 is disposed at the top of the lifting platform 5.

In this embodiment, in order to simplify overall structure, and reduction in production cost, sampling mechanism still includes support 4, elevating platform 5, actuating lever 6 and driving piece, support 4 sets up on running gear, elevating platform 5 slides and sets up on support 4, and the slip direction of elevating platform 5 is along vertical direction, set up the screw hole on the elevating platform 5, actuating lever 6 one end is rotated and is set up on support 4, the other end passes the screw hole, actuating lever 6 has the external screw thread and is the threaded connection mode with elevating platform 5, actuating lever 6 only rotates, do not remove, the rotation of actuating lever 6 can push up elevating platform 5 and move in vertical direction, hollow rotating shaft 3 sets up on elevating platform 5, sampler barrel 1 sets up the bottom at elevating platform 5 with the help of hollow rotating shaft 3, the driving piece sets up in the bottom of elevating platform 5 and is used for driving sampler barrel 1 to rotate, first ejector part 2 sets up at the top of elevating platform 5 and is located sampler barrel 1 directly over. In order to keep the centre of gravity of the lifting platform 5 stable and on the drive rod 6, the sampling tube 1 and the drive are arranged symmetrically on the lifting platform 5.

In this embodiment, in order to reduce the friction between the hollow rotating shaft 3 and the lifting table 5, a bearing may be provided between the hollow rotating shaft 3 and the lifting table 5.

As shown in fig. 1 to fig. 3, based on the same concept as that of embodiment 1, the present embodiment further provides that the driving member includes a motor 7 and a belt transmission assembly, the motor 7 is disposed on the lifting platform 5, and the belt transmission assembly is respectively connected to the power output end of the motor 7 and the hollow rotating shaft 3.

In this embodiment, in order to protect sampler barrel 1 and simplify the driven environment of adhering to, the driving piece is selected for motor 7 and belt drive assembly, motor 7 sets up on elevating platform 5, belt drive assembly connects respectively on the power take off of motor 7 and the power input of hollow rotating shaft 3, uses the belt drive, can adopt the form of skidding to protect sampler barrel 1 and motor 7 to avoid motor 7 to be burnt out or sampler barrel 1 receives destructive damage.

As shown in fig. 1 to fig. 3, based on the same concept as that of embodiment 1, the present embodiment further provides that the discharging device further includes a vehicle-mounted power supply 8, the vehicle-mounted power supply 8 is disposed on the traveling mechanism, the first ejector 2 is an electric push rod, both the first ejector 2 and the motor 7 are electrically connected to the vehicle-mounted power supply 8, the auxiliary discharging mechanism further includes a first switch 9, and the first switch 9 is disposed on a connection circuit between the first ejector 2 and the vehicle-mounted power supply 8.

In this embodiment, because the driving piece is internally provided with the motor 7, the vehicle-mounted power supply 8 can be arranged in the sampling device, the vehicle-mounted power supply 8 is arranged on the traveling mechanism, the first ejector 2 is selected as the electric push rod, the first ejector 2 and the motor 7 are both electrically connected with the vehicle-mounted power supply 8, the auxiliary discharging mechanism further comprises a first switch 9, and the first switch 9 is arranged on a connecting circuit of the first ejector 2 and the vehicle-mounted power supply 8. The first switch 9 controls the pushing and retracting of the pushing tip of the first pushing member 2.

As shown in fig. 1 to fig. 3, based on the same concept as that of embodiment 1, the embodiment further provides a packaging mechanism further comprising a feeding frame 10, a cutting-off component 11 and a guiding frame 12, wherein the feeding frame 10 is used for placing a plastic tape roll, the guiding frame 12 is used for guiding the plastic tape roll, the cutting-off component 11 comprises a thermal fuse 13 and a second pushing-up component 14, the thermal fuse 13 is arranged at the top end of the second pushing-up component 14 and used for cutting off the plastic tape roll, the top end of the second pushing-up component 14 can move in the vertical direction, and the thermal fuse 13 is electrically connected with the vehicle-mounted power supply 8.

In this embodiment, because the degree of compaction of the sample is measured, humidity is a very critical parameter, and because the sample usually can not detect at the scene, need send the laboratory to detect, in order to guarantee the accuracy of testing result, need avoid moisture to scatter and disappear from the sample as far as possible, consequently can set up the baling mechanism in the sample transposition, the baling mechanism is used for wrapping up the plastic tape for the sample that comes out from in the sampling section of thick bamboo 1. The packaging mechanism comprises a material placing frame 10, a cutting-off component 11 and a guide frame 12, wherein the material placing frame 10 is arranged on a walking mechanism and used for placing a plastic tape roll, the guide frame 12 is arranged on the walking mechanism and used for guiding the plastic tape, the cutting-off component 11 comprises a thermal fuse 13 and a second ejection piece 14, the thermal fuse 13 is electrically connected with a vehicle-mounted power supply 8 and is arranged at the end part of the second ejection piece 14, and the ejection end of the second ejection piece 14 moves along the vertical direction. When a sample needs to be taken out of the sampling cylinder 1, namely when the first ejection part 2 is about to eject the sample, the plastic tape roll can be manually unreeled, an operator stretches the plastic tape to the lower part of the sampling cylinder 1, the sample is contacted with the plastic tape along with the sample coming out of the sampling cylinder 1, until the sample completely enters the plastic tape, the second ejection part 14 acts, the hot melt wire 13 rises and contacts the plastic tape, and after the hot melt wire 13 melts the plastic tape, the operator wraps the plastic tape outside the sample, so that the sample is sealed as much as possible, and the purpose of reducing water loss is achieved.

As shown in fig. 1 to fig. 3, based on the same concept as that of embodiment 1, the present embodiment further proposes that the second ejector 14 is an electric push rod and is electrically connected to the vehicle-mounted power supply 8, the cut-off assembly 11 further includes a second switch 15, and the second switch 15 is disposed on a connection circuit between the second ejector 14 and the vehicle-mounted power supply 8.

In this embodiment, the second ejector 14 is also selected as an electric push rod and is electrically connected to the vehicle-mounted power supply 8, so that the overall control structure is simplified, the cutoff assembly 11 further includes a second switch 15 for controlling the second ejector 14 to ascend and descend, and the second switch 15 is disposed on a connection circuit between the second ejector 14 and the vehicle-mounted power supply 8.

As shown in fig. 1 to 2, based on the same concept as that of embodiment 1, the present embodiment further provides that the sampling mechanism further includes a connection sleeve 16 and a handle 17, the top end of the driving rod 6 passes through the bracket 4 to be connected with the connection sleeve 16, and the handle 17 is disposed outside the connection sleeve 16.

In this embodiment, in order to operate the driving rod 6 conveniently, the sampling mechanism further includes a connecting sleeve 16 and a handle 17, the connecting sleeve 16 is disposed at an end portion of the driving rod 6, the handle 17 is disposed outside the connecting sleeve 16, and an operator can rotate the driving rod 6 by rotating the handle 17.

As shown in fig. 1 to fig. 2, based on the same concept as that of embodiment 1, the present embodiment further proposes that the traveling mechanism includes a vehicle body 18 and a connecting frame 19, the sampling mechanism and the connecting frame 19 are both disposed on the vehicle body 18, and the connecting frame 19 is used for connecting an external power source.

In this embodiment, the traveling mechanism includes a vehicle body 18 and a connecting frame 19, the sampling mechanism and the connecting frame 19 are disposed on the vehicle body 18, and the connecting frame 19 is used to connect with an external power source, that is, when the whole body is required to move, a human pushing mode or a traction mechanism driving mode can be adopted.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the present invention.

Claims

1. The utility model provides a water conservancy earthwork is backfilled with compactness sampling device, includes running gear and locates the last sampling mechanism of running gear, sampling mechanism includes along sampler barrel (1) that vertical direction removed, sampler barrel (1) is rotatable and rotation axis perpendicular to horizontal plane, its characterized in that still includes supplementary shedding mechanism, supplementary shedding mechanism includes first ejection piece (2), sampling mechanism still includes hollow rotating shaft (3), hollow rotating shaft (3) are connected sampler barrel (1) and drive sampler barrel (1) rotate, the ejection end of first ejection piece (2) passes hollow rotating shaft (3) and place in sampler barrel (1), supplementary shedding mechanism follows sampler barrel (1) is along vertical direction synchronous motion.

2. The water conservancy earthwork is backfilled with compactness sampling device of claim 1, characterized in that, the sampling mechanism still includes support (4), elevating platform (5), actuating lever (6) and driving piece, support (4) are located on the running gear, elevating platform (5) are located along vertical direction slip on support (4), elevating platform (5) set up threaded hole, actuating lever (6) have the external screw thread and rotate and locate on support (4), actuating lever (6) are passed the screw hole, actuating lever (6) with the help of the screw hole promotes elevating platform (5) slides on vertical direction, sampler barrel (1) rotates and locates the bottom of elevating platform (5), the driving piece is located the bottom and the drive of elevating platform (5) sampler barrel (1) rotate, first ejection piece (2) are located the top of elevating platform (5).

3. The water conservancy earthwork is backfilled with compactness sampling device of claim 2, wherein the driving piece comprises a motor (7) and a belt transmission assembly, the motor (7) is arranged on the lifting platform (5), and the belt transmission assembly is respectively connected with the power output end of the motor (7) and the hollow rotating shaft (3).

4. The water conservancy earthwork is backfilled with compactness sampling device of claim 3, further comprising a vehicle-mounted power supply (8), wherein the vehicle-mounted power supply (8) is arranged on the traveling mechanism, the first ejector (2) is an electric push rod, the first ejector (2) and the motor (7) are both electrically connected with the vehicle-mounted power supply (8), the auxiliary discharging mechanism further comprises a first switch (9), and the first switch (9) is arranged on a connecting circuit of the first ejector (2) and the vehicle-mounted power supply (8).

5. The water conservancy earthwork is backfilled with compactness sampling device of claim 4, further comprising a packing mechanism arranged on the traveling mechanism, wherein the packing mechanism comprises a material placing frame (10), a cut-off component (11) and a guide frame (12), the material placing frame (10) is used for placing a plastic tape roll, the guide frame (12) is used for guiding the plastic tape roll, the cut-off component (11) comprises a thermal fuse (13) and a second ejector (14), the thermal fuse (13) is arranged at the top end of the second ejector (14) and used for cutting off the plastic tape roll, the top end of the second ejector (14) can move along the vertical direction, and the thermal fuse (13) is electrically connected with the vehicle-mounted power supply (8).

6. The water conservancy earthwork is backfilled with compactness sampling device of claim 5, wherein the second ejector (14) is an electric push rod and is electrically connected with the vehicle-mounted power supply (8), the cut-off assembly (11) further comprises a second switch (15), and the second switch (15) is arranged on a connecting circuit of the second ejector (14) and the vehicle-mounted power supply (8).

7. The water conservancy earthwork backfill compaction degree sampling device according to claim 2, wherein the sampling mechanism further comprises a connecting sleeve (16) and a handle (17), the top end of the driving rod (6) penetrates through the bracket (4) to be connected with the connecting sleeve (16), and the handle (17) is arranged outside the connecting sleeve (16).

8. The water conservancy earthwork backfilling compactness sampling device according to any one of claims 1 to 7, wherein the traveling mechanism comprises a vehicle body (18) and a connecting frame (19), the sampling mechanism and the connecting frame (19) are arranged on the vehicle body (18), and the connecting frame (19) is used for being connected with an external power source.