CN211602506U

CN211602506U - Soil sampler convenient to adjust sample volume

Info

Publication number: CN211602506U
Application number: CN202020297570.2U
Authority: CN
Inventors: 洪伟; 林健聪; 崔恺; 易皓; 王丽
Original assignee: South China Institute of Environmental Science of Ministry of Ecology and Environment
Current assignee: South China Institute of Environmental Science of Ministry of Ecology and Environment
Priority date: 2020-03-11
Filing date: 2020-03-11
Publication date: 2020-09-29
Anticipated expiration: 2030-03-11

Abstract

The utility model relates to a geological survey's technical field aims at providing a soil sampling ware convenient to adjust sample volume to the shortcoming that the sample volume can not be adjusted to the sampler barrel, including the sampler barrel, the one end opening of sampler barrel is provided with the division board in the sampler barrel, is equipped with a plurality of locking Assembly with division board and sampler barrel locking from the one end of sampler barrel to the other end on the sampler barrel. The utility model discloses set up a plurality of locking Assembly, through adjusting the position of division board in the sampler barrel to adjust the sample thief's volume of fetching earth, so that the sampler barrel can gather different volume of fetching earth as required, improved the commonality and the flexibility of sampler barrel, made things convenient for staff's use.

Description

Soil sampler convenient to adjust sample volume

Technical Field

The utility model belongs to the technical field of the technique of geological survey and specifically relates to a soil sampling ware convenient to adjust sample volume is related to.

Background

The soil sampler is a commonly used sampling tool in soil environment monitoring, and underground soil is collected through the sampling tool to analyze changes of soil components in the soil so as to provide effective measures for improving the soil.

Current soil sampler includes the sampler barrel, and the one end opening of sampler barrel, the sampler barrel keep away from open-ended one end and are connected with the push rod, and the underground is bored into through the thrust of exerting on the push rod to the sampler barrel, and the sampler barrel is at the in-process that pushes down, and soil enters into in the sampler barrel from the open end of sampler barrel.

The above prior art solutions have the following drawbacks: because of the softness of soil is different, lead to the sampling tube to go deep into the peripheral difficult and easy degree of soil sample different to make the staff difficult to adjust the sampling tube through the application of force of self and stretch into the height of underground, and then make the sample quantity difference of sampling at every turn great, the uncontrollable sampling tube gathers how much of soil sample volume, needs to improve this.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a soil sampling ware convenient to adjust sample volume to the not enough of prior art existence.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a soil sampler convenient to adjust sample volume, includes the sampler barrel, the one end opening of sampler barrel, be provided with the division board in the sampler barrel, be equipped with a plurality of from the one end of sampler barrel to the other end on the sampler barrel with the locking Assembly of sampler barrel locking.

Through adopting above-mentioned technical scheme, through the division board that will be close to the sampling tube opening part toward keeping away from the sampling tube opening part and sliding to make the increase of the interval between sampling tube open end to the division board, and then realize the requirement of different soil sampling volume. Through retaining member locking to make the division board fixed, so that when soil butt division board, the division board is difficult for appearing sliding, and then makes the volume of borrowing soil of sampling tube fixed. Set up a plurality of locking Assembly, through adjusting the position of division board in the sampler barrel to adjust the sample thief's volume of fetching earth, so that the sampler barrel can gather different volume of fetching earth as required, improved the commonality and the flexibility of sampler barrel, made things convenient for staff's use. At the in-process that pushes down, the division board is supported tightly to the soil in the sampling tube, and the sampling tube can not push down again, just knows this moment, and the volume of gathering of soil in the sampling tube is for predetermineeing the volume of gathering, is favorable to the sampling of sampling tube. Through the setting of division board, need not to dig the soil around the soil of waiting to take a sample alright know the volume of borrowing in the sampling tube, when having reduced the sample, to the destruction on soil horizon on every side.

The present invention may be further configured in a preferred embodiment as: locking assembly is including protruding spacing piece on locating the sampling tube inner wall, the inner wall of sampling tube is sunken to have the sliding tray, the stopper is placed in the sliding tray and with sliding tray sliding connection, install the main drive spare that drive stopper one end stretches out or retracts the sliding tray in the sliding tray, stopper and division board are close to sampling tube open-ended one side butt, and locking assembly still includes the retaining member with division board and stopper locking.

Through adopting above-mentioned technical scheme, the stopper applys bearing force to the division board to make the division board be difficult for sliding toward the opening part of sampler barrel, stopper cooperation retaining member is in order to lock the division board, and then makes when soil butt to the division board, and the division board is difficult for sliding, and then makes the distance between division board to the opening of sampler barrel fixed, and then makes the sample volume of sampler barrel fixed this moment, has improved sampler barrel sampling precision.

The present invention may be further configured in a preferred embodiment as: the sampler barrel inside wall is close to stopper department and caves in and has the spout, the retaining member including place in the spout and with spout sliding connection's latch segment, be provided with in the spout and drive latch segment one end and stretch out the spout or receive and release the vice driving piece in the spout, the latch segment stretch out the spout one end with the sampler barrel open-ended face butt is kept away from to the division board.

Through adopting above-mentioned technical scheme, when the volume of fetching soil of sampler barrel is adjusted to needs, toward keeping away from or being close to the sampler barrel opening part and promoting the division board, the cooperation of latch segment and stopper is spacing in order to carry out the vertical motion to the bisecting partition board to make division board and sampler barrel be connected stably, the division board is difficult for appearing sliding, so that the required volume of fetching soil is gathered to the sampler barrel. When the partition plate needs to be slid, the auxiliary driving piece is driven to release the locking of the locking block to the partition plate so as to adjust the position of the partition plate in the sampling tube.

The present invention may be further configured in a preferred embodiment as: the auxiliary driving part comprises a driving rod, one end of the driving rod is connected with one end, close to the tank bottom, of the locking block, the other end of the driving rod penetrates out of the sampling cylinder, and the driving rod is connected with the sampling cylinder in a sliding mode.

Through adopting above-mentioned technical scheme, when needs sliding partition board, toward the direction pulling actuating lever of keeping away from the sampling tube, the latch segment with receive and release in the spout under the drive of actuating lever, the latch segment has relieved the spacing to the division board this moment, alright with the regulation in order to realize the volume of borrowing soil with the division board slides appointed position department this moment.

The present invention may be further configured in a preferred embodiment as: the auxiliary driving piece further comprises a telescopic spring placed in the sliding groove, one end of the telescopic spring is fixedly connected with the locking block, the other end of the telescopic spring is connected with the sliding groove, and a guide surface which faces away from the opening of the sampling tube is arranged at one end, extending out of the sliding groove, of the locking block.

Through adopting above-mentioned technical scheme, through set up the spigot surface on the latch segment, so that when the division board is promoted toward keeping away from sampler barrel open-ended direction, division board and spigot surface contact are in order to make the latch segment impel the spout under the effect of spigot surface in, expanding spring is compressed this moment, when the latch segment aligns with the draw-in groove, the latch segment is impeld in the draw-in groove under expanding spring's elastic force effect, expanding spring exerts thrust to the latch segment so that the latch segment is difficult for breaking away from the draw-in groove. The automatic locking of the partition plate and the locking block is realized by utilizing the guide surface, and the convenience for fixing the partition plate is improved. When the unlocking is needed, a pulling force larger than the elastic force of the telescopic spring is applied to the driving rod, and the locking block is separated from the clamping groove under the pulling of the driving rod, so that the split partition plate is unlocked, and the operation is simple and convenient.

The present invention may be further configured in a preferred embodiment as: a pull rope penetrates through one end, far away from the opening, of the sampling cylinder, one end of the pull rope is fixedly connected with the partition plate, the other end of the pull rope penetrates out of the sampling cylinder, and the pull rope is connected with the sampling cylinder in a sliding mode.

Through adopting above-mentioned technical scheme, to the direction pulling division board of keeping away from the division board, because of division board and stay cord fixed connection, and the one end of stay cord stretches out outside the opening of sampler barrel to make the division board under the drive of stay cord toward keeping away from the open-ended direction motion of sampler barrel, make things convenient for the transform of division board position. When the partition plate is required to move towards the direction close to the opening of the sampling tube, the locking of the partition plate by the locking blocks is released, the partition plate slides towards the opening of the sampling tube under the action of self gravity, the partition plate is locked by another locking block, and the position of the partition plate is fixed again so as to facilitate soil taking.

The present invention may be further configured in a preferred embodiment as: the pull rope is provided with scales from one end of the pull rope to the other end of the pull rope.

Through adopting above-mentioned technical scheme, through setting up the scale on the stay cord, because the length of sampler barrel is known, the distance between sampler barrel open end to the division board equals the length of sampler barrel itself and subtracts the distance between the division board is kept away from the opening one end to the sampler barrel, so through the scale reading on the reading stay cord, alright in order to know the position of division board this moment and the volume of borrowing soil of this moment sampler barrel, make things convenient for the operator to adjust the position of division board according to actual needs.

The present invention may be further configured in a preferred embodiment as: and the outer side wall of the sampling cylinder is provided with scales from one end of the sampling cylinder to the other end of the sampling cylinder.

Through adopting above-mentioned technical scheme, through setting up the scale on the lateral wall at the sampler barrel to in time learn the degree of depth that the sampler barrel entered into soil, so that the staff judges the degree of depth that the sampler barrel still need get into soil according to the degree of depth that the sampler barrel has got into soil, and then the quantity of soil in convenient control and then the sampler barrel.

The present invention may be further configured in a preferred embodiment as: the periphery of the sampling tube is provided with a fixing frame arranged on the ground, and the fixing frame is connected with the sampling tube in a sliding manner.

Through adopting above-mentioned technical scheme, through setting up the mount on the periphery at the sampling tube to increase the stability of sampling tube when getting into the underground, reduce the sampling tube when the sample, to the influence on the soil horizon around the sample soil, so that the sampling tube gets into the underground along vertical direction and takes a sample.

To sum up, the utility model discloses a following at least one useful technological effect:

1. through the division board that will be close to the sampler barrel opening part toward keeping away from the sampler barrel opening part and sliding to make the increase of the interval between sampler barrel open end to the division board, and then realize the requirement of different soil sampling volume. Through retaining member locking to make the division board fixed, so that when soil butt division board, the division board is difficult for appearing sliding, and then makes the volume of borrowing soil of sampling tube fixed. Set up a plurality of locking Assembly, through adjusting the position of division board in the sampler barrel to adjust the sample thief's volume of fetching earth, so that the sampler barrel can gather different volume of fetching earth as required, improved the commonality and the flexibility of sampler barrel, made things convenient for staff's use. At the in-process that pushes down, the division board is supported tightly to the soil in the sampling tube, and the sampling tube can not push down again, just knows this moment, and the volume of gathering of soil in the sampling tube is for predetermineeing the volume of gathering, is favorable to the sampling of sampling tube. Through the arrangement of the partition plate, the soil sampling amount in the sampling cylinder can be known without digging the soil around the soil to be sampled, so that the damage to the surrounding soil layer during sampling is reduced;

2. when the volume of fetching soil of sampler barrel is adjusted to needs, toward keeping away from or being close to sampler barrel opening part promotion division board, the cooperation of latch segment and stopper is spacing in order to carry out the vertical motion of dividing the partition board to it is stable to make division board and sampler barrel be connected, and the division board is difficult for appearing sliding, so that the required volume of fetching soil is gathered to the sampler barrel. When the partition plate needs to be slid, the auxiliary driving piece is driven to release the locking of the locking block on the partition plate so as to adjust the position of the partition plate in the sampling tube;

3. through setting up the scale on the stay cord, because the length of sampler barrel is known, the distance between sampler barrel open end to the division board equals the length of sampler barrel itself and subtracts the division board to the distance between the sampler barrel and keep away from the opening one end, so through the scale reading on the reading stay cord, alright know the position of division board this moment and the volume of borrowing soil of a borrowing barrel this moment, make things convenient for the operator to adjust the position of division board according to actual needs.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a schematic view showing the internal structure of the sampling cylinder in this embodiment;

fig. 3 is an enlarged schematic view of a in fig. 2.

In the figure, 1, a sampling tube; 2. a partition plate; 3. a locking assembly; 31. a limiting block; 32. a pull rod; 33. a drive spring; 34. a sliding groove; 35. a locking member; 351. a locking block; 352. a drive rod; 353. a tension spring; 36. a chute; 4. an annular groove; 5. a fixed mount; 51. a circular ring; 52. a strut; 6. scaling; 7. and pulling a rope.

Detailed Description

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

Refer to fig. 1, do the utility model discloses a soil sampling ware convenient to adjust sample volume, including sampler barrel 1, the one end opening of sampler barrel 1, sliding connection has division board 2 in the sampler barrel 1, is equipped with the locking Assembly 3 with division board 2 and the locking of sampler barrel 1 on the sampler barrel 1.

Referring to fig. 1, the cross section of the sampling tube 1 is circular, and the outer side wall of the sampling tube 1 is provided with a scale mark 6 from one end of the sampling tube 1 to the other end.

Referring to fig. 2 and 3, the inner wall of the sampling tube 1 is horizontally recessed to form a sliding groove 34, the locking assembly 3 comprises a limiting block 31 placed in the sliding groove 34, the limiting block 31 is connected with the sliding groove 34 in a sliding mode along the length direction of the sliding groove 34, a main driving piece is installed in the sliding groove 34 and drives one end of the limiting block 31 to stretch out of the sliding groove 34, and one end of the limiting block 31 stretching out of the sliding groove 34 is abutted to the surface of the partition plate 2 close to the opening of the sampling tube 1.

Referring to fig. 3, in the present embodiment, the main driving member includes a driving spring 33 and a pull rod 32, and in other embodiments, the main driving member may also be a combination of the driving spring 33 and the pull rope 7, one end of the driving spring 33 is fixedly connected to one end of the stopper 31 located in the sliding groove 34, and the other end of the driving spring 33 is fixedly connected to the bottom of the sliding groove 34.

Referring to fig. 3, the end of the stopper 31 far from the sliding groove 34 is provided with a guide surface, and the guide surface extends close to the opening of the sampling tube 1 along the direction far from the groove bottom.

Referring to fig. 3, the cross section of the pull rod 32 is circular, one end of the pull rod 32 is fixedly connected with one end of the stop block 31 located in the sliding groove 34, and the other end of the pull rod 32 penetrates out of the sampling tube 1 and is slidably connected with the sampling tube 1.

Referring to fig. 2, the stopper 31 has several blocks, in this embodiment, the stopper 31 has six blocks, and in other embodiments, the limiting blocks may also be eight blocks, ten blocks, and the like. Six stopper 31 divide into two sets ofly, and two sets of stoppers 31 use the axis of sampling tube 1 as the symmetry axis evenly distributed in the sampling bucket, and every stopper 31 of group all becomes straight line from the one end of sampling tube 1 to other end interval distribution.

Referring to fig. 3, the inner side wall of the sampling tube 1 is horizontally recessed with a sliding groove 36, and the locking assembly 3 further includes a locking member 35 for locking the separation plate 2 and the stopper 31.

Retaining member 35 is including placing latch segment 351 in spout 36, and latch segment 351 and spout 36 sliding connection install the vice-drive spare that drive latch segment 351 one end stretches out spout 36 in the spout 36, and the one end that latch segment 351 stretches out spout 36 keeps away from the face butt of sampler barrel 1 opening one end with division board 2. The number of the locking blocks 351 is the same as that of the stopper 31.

Referring to fig. 3, the secondary driving member includes a telescopic spring 353 and a driving rod 352, one end of the telescopic spring 353 is fixedly connected to the locking block 351, and the other end of the telescopic spring 353 is fixedly connected to the bottom of the sliding groove 36.

Referring to fig. 3, the cross section of the driving rod 352 is circular, one end of the driving rod 352 extends into one end of the locking block 351 close to the groove wall of the sliding groove 36, and the other end of the driving rod 352 penetrates out of the sampling tube 1 and is slidably connected with the sampling tube 1.

Referring to fig. 3, one end of the driving rod 352 extending into the locking block 351 is rotatably connected with the locking block 351, the diameter of the end of the driving rod 352 extending into the locking block 351 is larger than the diameter of the joint of the driving rod 352 and the locking block 351, a threaded section is arranged at one end of the driving rod 352 extending out of the sampling tube 1, and the threaded section is in threaded connection with the sampling tube 1.

Referring to fig. 3, the end of the locking block 351 remote from the chute 36 is provided with a guide surface which extends close to the opening of the sampling tube 1 in the direction close to the bottom of the chute.

Referring to fig. 2, stay cord 7 is worn to be equipped with by sampler barrel 1 one end of keeping away from the open-ended, and the open-ended one end fixed connection of sampler barrel 1 is kept away from with division board 2 to the one end of stay cord 7, and the other end of stay cord 7 wears out outside sampler barrel 1 and with sampler barrel 1 sliding connection.

Referring to fig. 2, the pull cord 7 is provided with graduations (not shown) from one end of the pull cord 7 to the other end thereof.

Referring to fig. 2, a fixing frame 5 placed on the ground is installed on the outer circumference of the sampling tube 1.

Referring to fig. 2, the outer side wall of the sampling tube 1 is provided with an annular groove 4 which is closed end to end around the circumference of the sampling tube 1, the fixing frame 5 comprises a circular ring 51 which is sleeved on the annular groove 4, the circular ring 51 is connected with the sampling tube 1 in a sliding manner along the length direction of the sampling tube 1, and two support rods 52 are symmetrically fixed on the circular ring 51 by the central axis of the circular ring 51.

The working conditions and the implementation principle of the embodiment are as follows:

when the position of the partition plate 2 is adjusted in the direction away from the opening of the sampling tube 1, the drive rod 352 is pulled to release the restriction of the partition plate 2 by the lock block 351, the pull rope 7 is pulled to enable the partition plate 2 to slide along the inner side wall of the sampling tube 1, and the displacement of the partition plate 2 can be known by observing the scale on the pull rope 7, so that the worker can control the displacement of the partition plate 2. When the separation plate 2 reaches the next locking assembly 3, the limiting block is pushed into the sliding groove 34 under the guiding action of the guiding surface of the separation plate 2 on the limiting block 31, when the separation plate 2 passes over the limiting block 31, the limiting block 31 is pushed by the driving spring 33, one end far away from the bottom of the sliding groove 34 extends out of the outer side wall of the sampling tube 1 and is abutted against the separation plate 2, so that the separation plate 2 is not easy to slide towards the opening direction of the sampling tube 1. Because of the one end of latch segment 351 stretches out outside spout 36, division board 2 is pressed from both sides tightly between stopper 31 and latch segment 351, and stopper 31 and latch segment 351 cooperation are in order to carry on spacingly to division board 2 to make division board 2 when receiving soil to its thrust of exerting, division board 2 is difficult for taking place the displacement, is favorable to sampler barrel 1 ration borrowing.

Through the cooperation that sets up multiunit stopper 31 and latch segment 351 to can fix division board 2 in the different positions department of sampler barrel 1, with the regulation of realization to sampler barrel 1 soil sampling volume. Need not change the sampler barrel 1 of different borrowings at every turn when the borrowing volume is different, improved the convenience of sample work.

The driving spring 33 applies an urging force to the stopper 31 by cooperation of the driving spring 33 and the pull rod 32 so that one end of the stopper 31 is located outside the slide groove 34. When the partition plate 2 needs to be unlocked, the pull rod 32 applies a pulling force greater than the elastic force of the driving spring 33 to the limiting block to pull the limiting block 31 back into the sliding groove 34 to release the limitation on the partition plate 2, so that the partition plate 2 can slide towards the direction close to the opening of the sampling tube 1 to change different positions.

Through set up the spigot surface on stopper 31 to when making division board 2 when keeping away from the direction motion of sampler barrel 1 opening, division board 2 need not to pull rod 32 through directly pushing away stopper 31 to sliding tray 34 with the spigot surface butt, has improved the convenience of operation.

Through set up the spigot surface on latch segment 351 to when making division board 2 move towards the direction that is close to the opening of sampling tube 1, division board 2 need not to stimulate actuating lever 352 through in directly pushing away stopper 31 to spout 36 with the spigot surface butt, has improved the convenience of operation.

Through the cooperation of the telescopic spring 353 and the driving rod 352, the telescopic spring 353 applies pushing force to the locking block 351, so that one end of the locking block 351 is positioned outside the sliding groove 37 to apply pressing force to the partition plate 2, and the partition plate 2 is not easy to slide. When the partition plate 2 needs to be unlocked, the locking block 351 exerts an elastic force larger than the extension spring 353, so that the locking block 351 is pulled back into the sliding groove 36 to release the limit of the partition plate 2, and the partition plate 2 can slide towards the direction far away from the opening of the sampling tube 1, so that the position of the partition plate 2 in the sampling tube 1 can be changed.

By connecting the pull rope 7 to the partition plate 2 and arranging the scales on the pull rope 7, the partition plate 2 can be moved by pulling the pull rope 7, so that the operation is convenient; through observing the scale on the stay cord 7, alright in order to know division board 2's displacement volume, make things convenient for division board 2's removal.

Through setting up mount 5 to the reduction is when hammering sampler barrel 1, the influence on the soil horizon around the sample of rocking of sampler barrel 1.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a soil sampling ware convenient to adjust sample volume, includes sampler barrel (1), its characterized in that: the one end opening of sampler barrel (1), be provided with division board (2) in sampler barrel (1), on sampler barrel (1) from the one end of sampler barrel (1) to the other end be equipped with a plurality of with division board (2) with locking assembly (3) of sampler barrel (1).

2. A soil sampler with adjustable sample volume as defined in claim 1, wherein: locking subassembly (3) are including protruding locating spacing piece (31) on sampler barrel (1) inner wall, sunken on the inner wall of sampler barrel (1) have sliding tray (34), stopper (31) are placed in sliding tray (34) and with sliding tray (34) sliding connection, install the main drive piece that drive stopper (31) one end stretches out sliding tray (34) in sliding tray (34), stopper (31) and division board (2) are close to sampler barrel (1) open-ended one side butt, and locking subassembly (3) still include retaining member (35) with division board (2) and stopper (31) locking.

3. A soil sampler with adjustable sampling volume as defined in claim 2 wherein: sampling tube (1) inside wall is close to stopper (31) department and caves in and has spout (36), retaining member (35) including place in spout (36) and with spout (36) sliding connection's latch segment (351), be provided with drive latch segment (351) one end in spout (36) and stretch out spout (36) or receive and release the accessory drive spare in spout (36), the latch segment (351) stretch out the one end of spout (36) with sampling tube (1) open-ended face butt is kept away from in division board (2).

4. A soil sampler with convenient sampling amount adjustment according to claim 3, characterized in that the secondary driving member comprises a driving rod (352), one end of the driving rod (352) is connected with one end of the locking block (351) near the bottom of the groove, the other end of the driving rod (352) penetrates out of the sampling cylinder (1), and the driving rod (352) is connected with the sampling cylinder (1) in a sliding manner.

5. A soil sampler with adjustable sampling volume as defined in claim 4 wherein: the auxiliary driving piece further comprises a telescopic spring (353) placed in the sliding groove (36), one end of the telescopic spring (353) is fixedly connected with the locking block (351), the other end of the telescopic spring is connected with the sliding groove (36), and a guide surface back to an opening of the sampling cylinder (1) is arranged at one end, extending out of the sliding groove (36), of the locking block (351).

6. A soil sampler with adjustable sample volume as defined in claim 1, wherein: a pull rope (7) is arranged at one end, far away from the opening, of the sampling tube (1) in a penetrating mode, one end of the pull rope (7) is fixedly connected with the partition plate (2), the other end of the pull rope (7) penetrates out of the sampling tube (1), and the pull rope (7) is connected with the sampling tube (1) in a sliding mode.

7. A soil sampler with adjustable sampling volume as defined in claim 6 wherein: the pull rope (7) is provided with scales from one end of the pull rope (7) to the other end of the pull rope.

8. A soil sampler with a sampling volume that is easily adjusted as defined in claim 3, wherein: and the outer side wall of the sampling cylinder (1) is provided with a scale mark (6) from one end of the sampling cylinder (1) to the other end.

9. A soil sampler with a sampling volume that is easily adjusted as defined in claim 3, wherein: the periphery of sampler barrel (1) is installed and is placed mount (5) on ground, mount (5) with sampler barrel (1) sliding connection.