CN113551938A

CN113551938A - Soil sampling and detecting equipment for urban environment-friendly engineering

Info

Publication number: CN113551938A
Application number: CN202111094597.7A
Authority: CN
Inventors: 吴锋
Original assignee: Nantong Chengyou Information Technology Co ltd
Current assignee: Nantong Chengyou Information Technology Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2021-10-26
Anticipated expiration: 2041-09-17
Also published as: CN113551938B

Abstract

The invention discloses soil sampling and detecting equipment for urban environment-friendly engineering, which comprises a sleeve, a drill rod, a rotary table, a drill bit and a pressure plate, wherein a plurality of groups of sampling ports are formed in the side wall of one end, far away from the rotary table, of the drill rod from top to bottom, a plurality of annular moving grooves are formed in the drill rod, and each annular moving groove is communicated with the lower end of the corresponding group of sampling ports. Has the advantages that: the closure of a plurality of sample connection is easily controlled, can avoid when need not the sample partial soil get into the problem that the drilling rod is inside to influence the sampling degree of accuracy, and the sampling in-process, can cut off between the adjacent sample connection of multiunit, thereby can avoid the problem that the soil part that is located the top falls into the sample connection of below, the sampling result degree of accuracy has further been ensured, the wall operation between the closure of sample connection and the multiunit sample connection of while only needs to use the same effort to go on in step, this check out test set's convenience in utilization has effectively been improved.

Description

Soil sampling and detecting equipment for urban environment-friendly engineering

Technical Field

The invention relates to the technical field of environmental protection engineering, in particular to soil sampling and detecting equipment for urban environmental protection engineering.

Background

Urban environmental protection engineering is the specific engineering of doing for urban environment protection, when carrying out urban environmental protection engineering operation, need carry out sample detection to urban soil sometimes, and through the retrieval, patent document that patent number is CN212780032U discloses a soil sample check out test set, including sleeve pipe, drilling rod, drill bit and carousel, the fixed pressure disk that cup joints in sheathed tube bottom outside, the drilling rod activity is worn to locate in the sleeve pipe, and the bottom demountable installation of drilling rod has the drill bit, the fixed carousel in top of drilling rod, the drilling rod is the cavity form.

The soil sampling and detecting device has the following defects:

1. in the sampling process, a plurality of sampling ports are always in an open state, so that part of soil enters the drill rod in the process that the drill rod drills into the soil downwards, and the sampling accuracy is influenced;

2. when the drilling rod reaches the appointed degree of depth and takes a sample, do not cut off between each sample connection, consequently at the sample in-process, the soil that is located the top can partially fall into the sample connection of below, also can influence the sample result.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides soil sampling and detecting equipment for urban environmental protection engineering.

In order to achieve the purpose, the invention adopts the following technical scheme:

a soil sampling and detecting device for urban environmental protection engineering comprises a sleeve, a drill rod, a rotary table, a drill bit and a pressure plate, a plurality of groups of sampling ports are arranged on the side wall of one end of the drill rod, which is far away from the rotary table, from top to bottom, a plurality of annular moving grooves are arranged in the drill rod, each annular moving groove is communicated with the lower end of the corresponding group of sampling ports, an annular sealing plate is connected in each annular moving groove in a sliding manner, a plurality of pull holes are formed in the drill rod, each pull hole is communicated with the plurality of annular moving grooves, each pull hole is connected with a connecting rod in a sliding way, each connecting rod is fixedly connected with a plurality of annular sealing plates, one end of each connecting rod, which is positioned outside the drill rod, is fixedly provided with a control ring, the side wall of the drill rod is provided with a plurality of annular grooves, and a plurality of arc swinging plates are connected in each annular groove in a swinging manner, and a linkage mechanism is arranged between each connecting rod and each corresponding arc swinging plate.

Furthermore, the drill rod is connected with an insert rod in a sliding mode, partition plates are fixedly mounted on the insert rod, every two adjacent partition plates are respectively located at the upper end and the lower end of a corresponding group of sampling ports, and plugs are fixedly mounted on the insert rod.

Furthermore, the diameter of the plug is smaller than the inner diameter of the control ring, and the outer diameter of the control ring is smaller than the inner diameter of the turntable.

Furthermore, a plurality of sampling baffles are fixedly mounted on the side wall of the drill rod, and each sampling baffle is matched with the corresponding sampling port respectively.

Further, fixed mounting has two fixed blocks on the lateral wall of arc swinging plate, set up on the lateral wall of annular groove with two fixed block matched with swing grooves, two the fixed block all connects in the swing groove that corresponds through the bull stick swing, link gear comprises two mounting grooves, two gears, two racks and two removal chambeies, two the mounting groove has all been seted up on the one end lateral wall that the swing groove is close to mutually, two the equal fixed mounting of one end that the bull stick is located two mounting grooves has the gear, fixed mounting has two racks on the connecting rod, and two racks mesh mutually with the lateral wall that the arc swinging plate was kept away from to two gears respectively, two all set up on the lateral wall of mounting groove with correspond rack matched with removal chamber, and two remove the chamber all with draw the hole intercommunication.

Furthermore, seted up on the inner wall of drilling rod and held the chamber, and hold intracavity sliding connection and have the protection casing, the internal diameter more than or equal to the external diameter of baffle of protection casing, set up on the protection casing with inserted bar matched with through-hole.

Furthermore, a plurality of through grooves are formed in the side wall of the drill rod, each through groove is communicated with the accommodating cavity, a stop block is rotatably connected to the inside of each through groove through a rotating shaft, a moving ring is slidably connected to the side wall of the drill rod, and the outer diameter of each moving ring is smaller than or equal to the minimum distance between each stop block and the outer wall of the drill rod.

Furthermore, a plurality of sliding grooves are formed in the side wall of the drill rod, sliding blocks are connected to each sliding groove in a sliding mode, each sliding block is fixedly connected with the moving ring, and springs are installed between each sliding block and the corresponding sliding groove.

Compared with the prior art, the invention has the advantages that:

1: before the drilling rod reaches the appointed sampling depth, the closing of a plurality of sampling openings can be kept, so that the problem that the sampling accuracy is influenced when part of soil enters the inside of the drilling rod in the process that the drilling rod downwards drills into the soil can be avoided.

2: can be in the in-process of taking a sample, utilize strutting of a plurality of arc swing boards to cut off between the adjacent sample connection of multiunit to can avoid the soil part that is located the top to fall into the problem in the sample connection of below, further ensure the sample result degree of accuracy.

3: the closing of sample connection and the wall operation between the multiunit sample connection can go on in step, and two kinds of operations only need use the same effort to realize, have effectively improved this check out test set's use convenience.

4: can carry out spacing protection to the soil sample between a plurality of baffles in the in-process of taking out the sample from the drilling rod, avoid taking place the scattered problem of soil sample, ensure that the sampling operation goes on smoothly.

In conclusion, the closing of the plurality of sampling ports is easy to control, the problem that the sampling accuracy is affected when partial soil enters the drill rod when sampling is not needed can be avoided, in addition, in the sampling process, the separation can be carried out among a plurality of groups of adjacent sampling ports, so the problem that the soil part positioned above falls into the sampling port below can be avoided, the sampling result accuracy is further ensured, meanwhile, the closing of the sampling ports and the separation operation among the plurality of groups of sampling ports can be synchronously carried out only by using the same acting force, and the use convenience of the detection equipment is effectively improved.

Drawings

FIG. 1 is a schematic structural diagram of a soil sampling and detecting device for urban environmental engineering according to the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is an enlarged view of the structure of portion A in FIG. 2;

FIG. 4 is a schematic view of the structure of FIG. 1 with the sleeve removed;

FIG. 5 is a schematic view of the drill rod and the connecting assembly attached thereto of FIG. 4 with the drill rod removed;

FIG. 6 is a schematic view of the structure of FIG. 5 with the insert rod and the connecting member removed;

FIG. 7 is a schematic view of the structure of the plunger and the connecting member connected thereto in FIG. 5;

FIG. 8 is an enlarged view of the shield and associated components of FIG. 4;

FIG. 9 is an enlarged view of the structure of portion B of FIG. 6;

fig. 10 is an enlarged view of the structure of the portion C in fig. 5.

In the figure: the automatic sampling device comprises a sleeve pipe 1, a drill rod 2, a rotary table 3, a pressure plate 4, a drill bit 5, a sampling opening 6, an inserted rod 7, a partition plate 8, a plug 9, a spring 10, an annular moving groove 11, an annular sealing plate 12, an annular groove 13, an arc-shaped swinging plate 14, an accommodating cavity 15, a protective cover 16, a sampling baffle 17, a connecting rod 18, a control ring 19, a fixed block 20, a rotating rod 21, a gear 22, a rack 23, a through hole 24, a stop block 25, a rotating shaft 26, a moving ring 27 and a sliding block 28.

Detailed Description

Referring to fig. 1-3, a soil sampling and detecting device for urban environmental protection engineering comprises a sleeve 1, a drill rod 2, a rotary table 3, a drill bit 5 and a pressure plate 4.

The above is noteworthy:

1. the lower end part of the drill rod 2 is in sliding connection with the casing 1, and the upper end part of the drill rod 2 is in threaded connection with the casing 1, so that the drill rod 2 can move for a certain distance relative to the casing 1 when the rotary table 3 is rotated, and sampling operation of soil with different depths can be carried out.

2. The drilling rod 2 is kept away from and has been seted up multiunit sample connection 6 from top to bottom on the one end lateral wall of carousel 3, and multiunit sample connection 6 is all seted up at the lower tip of drilling rod 2, stretches into the secret certain distance after the sleeve pipe 1, drills drilling rod 2 downwards to the assigned position again, can carry out effectual sample operation to the soil of the different degree of depth through multiunit sample connection 6.

3. A plurality of annular moving grooves 11 are formed in the drill rod 2, each annular moving groove 11 is communicated with the lower end of the corresponding group of sampling ports 6, an annular sealing plate 12 is connected to each annular moving groove 11 in a sliding mode, and after the annular sealing plates 12 enter the corresponding group of sampling ports 6 from the annular moving grooves 11, the corresponding group of sampling ports 6 can be sealed, so that the problem that the depth of a sampled product is inaccurate due to the fact that partial soil enters the sampling ports in the drill rod 2 in the process of turning the drill rod into the soil downwards can be solved.

Referring to fig. 4 to 6, a plurality of pull holes are formed in the drill rod 2, and each of the pull holes is communicated with the plurality of annular moving grooves 11.

The above is noteworthy:

1. every draws equal sliding connection to have connecting rod 18 on the hole, and every connecting rod 18 all with a plurality of annular seal plate 12 fixed connection, through the cooperation of a plurality of connecting rods 18, can drive a plurality of annular seal plates 12 and carry out corresponding removal in the annular shifting chute 11 that corresponds when a plurality of connecting rods 18 move on a plurality of holes that draw that correspond to can control the switch of multiunit sample connection 6 simultaneously.

2. The control ring 19 is fixedly arranged at one end of the connecting rods 18, which is positioned outside the drill rod 2, and the design of the control ring 19 facilitates better adjustment of the movement of the connecting rods 18.

3. A plurality of sampling baffles 17 are fixedly mounted on the side wall of the drill rod 2, each sampling baffle 17 is matched with the corresponding sampling port 6, and through the design of the sampling baffles 17, when the drill rod 2 rotates, the surrounding soil is scraped better and is brought into the drill rod 2 for collection.

Referring to fig. 2, 3, 5 and 7, an insert rod 7 is slidably connected in the drill rod 2, partition plates 8 are fixedly installed on the insert rod 7, every two adjacent partition plates 8 are respectively located at the upper end and the lower end of a corresponding group of sampling ports 6, and plugs 9 are fixedly installed on the insert rod 7.

The above is noteworthy:

1. through the design of a plurality of baffles 8, can divide into the parking space of a plurality of differences with drilling rod 2 is inside to can carry out the multilayer with the soil of getting and separately store, be convenient for better carry out subsequent detection operation.

2. The diameter of the plug 9 is smaller than the inner diameter of the control ring 19, and the outer diameter of the control ring 19 is smaller than the inner diameter of the rotary disc 3, and the size design has the advantage that the problem that the plug 9, the rotary disc 3 and the control ring 19 are mutually influenced or obstructed when moving can be avoided.

3. Offer on the inner wall of drilling rod 2 and hold chamber 15, and hold intracavity 15 sliding connection and have protection casing 16, the internal diameter more than or equal to baffle 8's of protection casing 16 external diameter, offer on the protection casing 16 with inserted bar 7 matched with through-hole 24, design through protection casing 16, when accomplishing the sample of soil and upwards pulling end cap 9 and taking out multilayer soil sample from drilling rod 2, utilize the most upper end baffle 8 to the pushing action of protection casing 16 upper end, make protection casing 16 shift out drilling rod 2 from holding chamber 15, and before upper end baffle 8 promotes protection casing 16 and moves up, inside all baffle 8 have got into protection casing 16, therefore protection casing 16 can carry out spacing protection to the soil sample between a plurality of baffles 8, avoid taking out the problem that the in-process takes place the soil sample and scatters from drilling rod 2, ensure that sampling operation goes on smoothly.

Referring to fig. 2, 5, 8 and 10, a plurality of through grooves are formed in the side wall of the drill rod 2, each through groove is communicated with the accommodating cavity 15, and a stop 25 is rotatably connected to each through groove through a rotating shaft 26.

The above is noteworthy:

1. the spacing between the end of the stop 25 located inside the drill rod 2 and the midpoint of the drill rod 2 is smaller than the outer diameter of the protective cover 16, and when a plurality of stops 25 are all perpendicular to the drill rod 2, the position of the protective cover 16 in the drill rod 2 is defined, so that the position of the protective cover 16 is ensured to be stable when the insert rod 7 is not withdrawn from the drill rod 2, and therefore the protective cover 16 can effectively protect all the partitions 8 from the side.

2. The side wall of the drill rod 2 is connected with a moving ring 27 in a sliding mode, the outer diameter of the moving ring 27 is smaller than or equal to the minimum distance between the stop 25 and the outer wall of the drill rod 2, when the moving ring 27 moves upwards on the drill rod 2, force rotating towards the inner wall of the drill rod 2 can be applied to one side, far away from the side where the stop 25 is applied to the drill rod 2, of the stop 25, and therefore the positioning effect of the stop 25 on the protective cover 16 can be guaranteed.

3. A plurality of sliding grooves are arranged on the side wall of the drill rod 2, a sliding block 28 is connected in each sliding groove in a sliding manner, each sliding block 28 is fixedly connected with the moving ring 27, a spring 10 is arranged between each sliding block 28 and the corresponding sliding groove, the sliding blocks 28 can be applied with upward moving force through the elasticity of the springs 10, so that, when the protection hood 16 is not subjected to an upward external force, the position of the moving ring 27 on the drill rod 2 is kept stable, thereby providing an effective positioning effect for the protection mask 16, and when the insert rod 7 is withdrawn, the partition plate 8 positioned at the uppermost end applies an upward pushing force to the protection mask 16, so that, under the external force applied to the stopper 25 by the shield 16, the stopper 25 is rotated upward with respect to the shield 16, and consequently applies a downward thrust on the mobile ring 27, so that the stop 25 releases the confinement of the shield 16, the positioning and release of the shield 16 by the stop 25 can also be accomplished by manual movement of the shift ring 27.

Referring to fig. 2-3, 6 and 9, a plurality of annular grooves 13 are formed in the side wall of the drill rod 2, and a plurality of arc-shaped swing plates 14 are connected in each annular groove 13 in a swing manner.

The above is noteworthy:

1. a plurality of arc swing plates 14 are mutually matched to form a circular plate, when the arc swing plates 14 rotate outwards from the annular groove 13 and are in a vertical state with the drill rod 2, two groups of sampling ports 6 which are adjacent up and down can be separated, and therefore the problem that in the sampling process, soil above the sampling ports falls into the sampling ports 6 below to cause deviation of sampled products can be avoided.

2. Two fixed blocks 20 are fixedly mounted on the side wall of the arc-shaped oscillating plate 14, two oscillating grooves matched with the two fixed blocks 20 are formed in the side wall of the annular groove 13, and the two fixed blocks 20 are connected in the corresponding oscillating grooves in an oscillating mode through rotating rods 21.

3. And a linkage mechanism is arranged between each connecting rod 18 and the corresponding arc-shaped swinging plates 14 and consists of two mounting grooves, two gears 22, two racks 23 and two moving cavities.

4. The side walls of the ends, close to the two swing grooves, of the two swing rods 21 are respectively provided with a mounting groove, the ends, located in the two mounting grooves, of the two rotating rods 21 are respectively and fixedly provided with a gear 22, the connecting rod 18 is fixedly provided with two racks 23, the two racks 23 are respectively meshed with the side walls, far away from the arc swing plates 14, of the two gears 22, the side walls of the two mounting grooves are respectively provided with a moving cavity matched with the corresponding rack 23, the two moving cavities are communicated with the pull hole, when sampling operation is carried out, the connecting rods 18 need to move downwards, so that the annular sealing plates 12 are opened by a plurality of groups of sampling ports 6, at the moment, the racks 23 on the connecting rod 18 can drive the corresponding gears 22 to rotate, the arc swing plates 14 are opened, the adjacent two groups of sampling ports 6 are separated, and the closing of the sampling ports 6 and the opening and the storage of the arc swing plates 14 can be carried out synchronously, the use convenience of the detection equipment is effectively improved.

In the invention, when sampling operation is carried out, the control ring 19 is firstly pulled upwards, a plurality of groups of sampling ports 6 are kept closed, then the sleeve 1 and the drill rod 2 are inserted into a specified soil sampling position, then the rotary table 3 is rotated to enable the drill rod 2 to continuously move downwards in the soil until the specified sampling position is reached, the control ring 19 is moved downwards to enable the plurality of sampling ports 6 to be opened, in the process, the plurality of arc-shaped swinging plates 14 are opened through the operation of the linkage mechanism to realize the separation of the plurality of adjacent two groups of sampling ports 6, then the sleeve 1 is rotated to drive the drill rod 2 to rotate to complete the sampling operation, after the sampling is completed, the control ring 19 is pulled upwards to enable the sampling ports 6 to be closed, the plurality of arc-shaped swinging plates 14 are reset, then the plug 9 is pulled upwards, and the sampled products can be taken out from the drill rod 2 in a layered mode.

Claims

1. A soil sampling and detecting device for urban environment-friendly engineering comprises a sleeve (1), a drill rod (2), a rotary table (3), a drill bit (5) and a pressure plate (4), and is characterized in that a plurality of groups of sampling ports (6) are formed in the side wall of one end, far away from the rotary table (3), of the drill rod (2), a plurality of annular moving grooves (11) are formed in the drill rod (2), each annular moving groove (11) is communicated with the lower end of the corresponding group of sampling ports (6), an annular sealing plate (12) is connected in each annular moving groove (11) in a sliding mode, a plurality of pull holes are formed in the drill rod (2), each pull hole is communicated with the plurality of annular moving grooves (11), a connecting rod (18) is connected in each pull hole in a sliding mode, and each connecting rod (18) is fixedly connected with the plurality of annular sealing plates (12), a plurality of one end fixed mounting that connecting rod (18) are located outside drilling rod (2) has control ring (19), a plurality of annular groove (13) have been seted up on the lateral wall of drilling rod (2), and all swing in every annular groove (13) and be connected with a plurality of arc swing board (14), every link gear all installs between connecting rod (18) and a plurality of arc swing board (14) that correspond.

2. The soil sampling and detecting device for the urban environment-friendly engineering as claimed in claim 1, wherein an insert rod (7) is slidably connected in the drill rod (2), a partition plate (8) is fixedly installed on the insert rod (7), every two adjacent partition plates (8) are respectively located at the upper end and the lower end of a corresponding group of sampling ports (6), and a plug (9) is fixedly installed on the insert rod (7).

3. The soil sampling and detecting device for urban environmental engineering according to claim 2, wherein the diameter of the plug (9) is smaller than the inner diameter of the control ring (19), and the outer diameter of the control ring (19) is smaller than the inner diameter of the turntable (3).

4. The soil sampling and detecting device for the urban environment-friendly engineering as claimed in claim 1, wherein a plurality of sampling baffles (17) are fixedly mounted on the side wall of the drill rod (2), and each sampling baffle (17) is respectively matched with a corresponding sampling port (6).

5. The soil sampling and detecting device for the urban environment-friendly engineering as claimed in claim 1, wherein two fixing blocks (20) are fixedly mounted on the side wall of the arc-shaped swinging plate (14), two swinging grooves matched with the two fixing blocks (20) are formed on the side wall of the annular groove (13), the two fixing blocks (20) are connected in the corresponding swinging grooves in a swinging manner through rotating rods (21), the linkage mechanism is composed of two mounting grooves, two gears (22), two racks (23) and two moving cavities, the mounting grooves are formed in the side wall of one end, close to the two swinging grooves, of the two fixing blocks (20), the gears (22) are fixedly mounted at one ends, located in the two mounting grooves, of the two rotating rods (21), the connecting rod (18) is fixedly mounted with the two racks (23), and the two racks (23) are respectively meshed with the side wall, far away from the arc-shaped swinging plate (14), of the two gears (22), and the side walls of the two mounting grooves are provided with moving cavities matched with the corresponding racks (23), and the two moving cavities are communicated with the pull hole.

6. The soil sampling and detecting device for the urban environment-friendly engineering as claimed in claim 2, wherein a containing cavity (15) is formed in the inner wall of the drill rod (2), a protective cover (16) is connected in the containing cavity (15) in a sliding manner, the inner diameter of the protective cover (16) is larger than or equal to the outer diameter of the partition plate (8), and a through hole (24) matched with the inserted rod (7) is formed in the protective cover (16).

7. The soil sampling and detecting device for the urban environment-friendly engineering as claimed in claim 6, wherein a plurality of through grooves are formed in the side wall of the drill rod (2), each through groove is communicated with the accommodating cavity (15), a stop block (25) is rotatably connected in each through groove through a rotating shaft (26), a moving ring (27) is slidably connected to the side wall of the drill rod (2), and the outer diameter of the moving ring (27) is smaller than or equal to the minimum distance between the stop block (25) and the outer wall of the drill rod (2).

8. The soil sampling and detecting device for the urban environment-friendly engineering as claimed in claim 7, wherein a plurality of sliding grooves are formed in the side wall of the drill rod (2), a sliding block (28) is connected to each sliding groove in a sliding manner, each sliding block (28) is fixedly connected with a moving ring (27), and a spring (10) is installed between each sliding block (28) and the corresponding sliding groove.