CN211740679U

CN211740679U - Portable plateau wetland sediment sampling device

Info

Publication number: CN211740679U
Application number: CN202020330983.6U
Authority: CN
Inventors: 向萍; 保欣晨; 毕珏; 李梦莹; 王成尘; 马奇英
Original assignee: Southwest Forestry University
Current assignee: Southwest Forestry University
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-10-23
Anticipated expiration: 2030-03-17

Abstract

The utility model relates to an environment detection facility field, concretely relates to portable plateau wetland sediment sampling device, including adopting mud subassembly, pipe assembly, application of force subassembly and depth gauge. The utility model discloses a to adopt mud head design of mud subassembly to become sharp-pointed orange-peel shape tunnelling anchor and the inverted frustum shape that multilobe disjunctor blade encloses to close and form and get the mud anchor, utilize the rotatory power that the application of force subassembly will be applyed with the manual work to convert and provide the rigid coupling and adopt mud subassembly downward or ascending power on it, make and adopt mud subassembly and make up linear motion to reach and to excavate the anchor and get mud anchor sharp impress in the bed mud and can sharply take out the mud appearance. The utility model discloses replace suction or rotary drill with the mode of sharp tunnelling, can keep the original state of bed mud structure, improve mud appearance quality.

Description

Portable plateau wetland sediment sampling device

Technical Field

The utility model relates to an environment detection facility field, concretely relates to portable plateau wetland sediment sampling device.

Background

In particular to the cloud plateau and the Qinghai-Tibet plateau in China, because more lakes and marshes exist, the distribution of the wetland is very wide. The plateau wetland has poor soil permeability due to permafrost deposition, and the sediment is still dense and is difficult to collect although the upper layer has stagnant water. The mud sample that requires to gather to soil environment research must keep the original shape of sediment structure, but present sediment sampling device is suction formula or probing formula mostly, and the collection of dense plateau wetland sediment is difficult for extracting, or easily takes place the sediment and stirs, flows along with water loss and mud sample and peels off, changes the original shape of sediment structure easily, therefore a lot of samplers at present are not suitable for the collection of plateau wetland sediment. How to improve the collection structure of sediment sample thief, replace suction or rotary drilling with the mode of straight line tunnelling, keep the original state of sediment structure, improve mud appearance quality, be the problem that waits to solve at present.

SUMMERY OF THE UTILITY MODEL

For overcoming the not enough among the prior art, the utility model discloses a portable plateau wetland sediment sampling device is including adopting mud subassembly, pipe assembly, application of force subassembly and depth gauge. The utility model discloses a to adopt mud head design of mud subassembly to become sharp-pointed orange-peel shape tunnelling anchor and the inverted frustum shape that multilobe disjunctor blade encloses to close and form and get the mud anchor, utilize the rotatory power that the application of force subassembly will be applyed with the manual work to convert and provide the rigid coupling and adopt mud subassembly downward or ascending power on it, make and adopt mud subassembly and make up linear motion to reach and to excavate the anchor and get mud anchor sharp impress in the bed mud and can sharply take out the mud appearance. The utility model discloses replace suction or rotary drill with the mode of sharp tunnelling, can keep the original state of bed mud structure, improve mud appearance quality.

In order to achieve the above object, the utility model adopts the following technical scheme:

the utility model provides a portable plateau wetland sediment sampling device which characterized in that: the device comprises a mud collecting component, a pipe component, a force application component and a depth gauge, wherein a sharp tunneling head and a mud carrying object capable of bearing mud are arranged at the end part of the mud collecting component, the force application component is a power conversion mechanism and can convert rotary power applied manually into downward or upward power supplied to the mud collecting component fixedly connected to the force application component, so that the mud collecting component moves downward or upward, the mud collecting component is arranged in a pipe of the pipe component, the force application component is clamped on the pipe component, a rotatable force application component can rotate around the center of the pipe component and drive a force application center rod shaft of the pipe component to move up and down, and the depth gauge is fixedly connected to the upper surface of the force application component.

The excavating anchor is an inverted cone-shaped anchor object surrounded by multi-petal conjoined blades, the end part of the inverted cone-shaped anchor object is sharp and pointed, the end part of the inverted cone-shaped anchor object is downward, the excavating anchor is an inverted frustum-shaped anchor object surrounded by the multi-petal conjoined blades, the multi-petal conjoined blades of the excavating anchor and the excavating anchor are fixedly connected on the excavating rod and uniformly distributed, the excavating anchor is arranged below the excavating anchor, the excavating anchor and the multi-petal conjoined blades of the excavating anchor are arranged in a staggered manner in the circumferential direction, the maximum outer diameter surrounded by the multi-petal conjoined blades of the excavating anchor is larger than the maximum outer diameter surrounded by the multi-petal conjoined blades of the excavating anchor, and the excavating rod is a polygonal long rod, preferably an equilateral long rod.

The pipe assembly including grip the pipe, get mud pipe, grip handle and guide holder, grip the pipe and get mud pipe and prepare by hollow pipe, and the external diameter that grips the pipe matches with the internal diameter of getting mud pipe, the lower extreme that grips the pipe be equipped with external screw thread and screw in to have the internal screw thread to get mud pipe in the upper end pipe, grip handle be a plurality of and rigid coupling on gripping the upper portion outer wall of pipe, preferred two grip handles equipartition about and, the guide holder rigid coupling on the inside pipe wall of gripping the pipe.

Furthermore, a through polygonal guide hole, preferably a square guide hole is formed in the center of the guide seat and matched with a polygonal tunneling rod, and the tunneling rod penetrates through the guide hole of the guide seat and can slide up and down in the hole.

The force application assembly comprises a force application screw rod, a force application disc, a guide nail and a coupler, the force application screw rod is a screw rod with trapezoidal threads, a through screw hole with trapezoidal internal threads is formed in the center of the force application disc, a pair of thread pairs is formed in the screw hole of the force application screw rod screwed in the force application disc, and the lower end of the force application screw rod is fixedly connected with the upper end of a main shaft of the mud collection assembly through the coupler.

Further, the disc of application of force dish for taking the step, its step end grips the end for the application of force, and its non-step one end is inserted and is gripped the upper end of pipe intraductal, the application of force dish be equipped with the annular on the outer circumference of non-step end, lead the nail be a plurality of, preferably four, and the equipartition lock solid is gripping on the same circumference of pipe upper end, a plurality of lead the direction end embedding of nail in the annular of application of force dish, the application of force dish can be around the center rotation that grips the pipe and can not reciprocate.

Furthermore, the outer circular wall of the force application holding end of the force application disc is provided with anti-skid rolling patterns.

Furthermore, scales are arranged on one side or two sides of the depth gauge.

The mud collecting assembly, the pipe assembly and the force application assembly are all made of stainless steel.

Known by the above description, the utility model provides a pair of portable plateau wetland sediment sampling device's advantage lies in: firstly, a mud collecting head of a mud collecting assembly is designed into a sharp-pointed multi-section inverted cone tunneling anchor and a multi-section inverted frustum-shaped mud collecting anchor, and rotary power applied manually is converted into power for the mud collecting assembly to move linearly up and down by a force application assembly, so that the tunneling anchor and the mud collecting anchor are linearly pressed into bottom mud and a mud sample is linearly taken out; secondly, install the depth gauge at sampling device's top, be convenient for observe and adopt the actual degree of depth of mud, realize the requirement of quantitative definite depth. The utility model discloses replace suction or rotary drill with the mode of sharp tunnelling, can keep the original state of bed mud structure, improve mud appearance quality. The utility model relates to a rationally, simple structure, low cost, facilitate promotion.

Drawings

FIG. 1 is the general schematic diagram of the portable plateau wetland sediment sampling device

FIG. 2 is the internal structure schematic diagram of the portable plateau wetland sediment sampling device

FIG. 3 is an enlarged view of A-A

FIG. 4 is an enlarged view of the force application plate

FIG. 5 is an enlarged view of B-B

Reference numerals:

1, collecting mud components; 11, tunneling and anchoring; 12 taking a mud anchor; 13, a tunneling rod; 2, a pipe assembly; 21 holding the tube; 22 taking a mud pipe; 23 gripping the handle; 24, a guide seat; 241 guide holes; 3, a force application component; 31 a forcing screw; 32 a force application disk; 321 screw holes; 322 ring grooves; 33, guiding the nail; 34 a coupler; 4 depth gauge.

Detailed Description

The present invention will be further described with reference to the following detailed description.

As shown in figure 1, the portable plateau wetland sediment sampling device of the utility model comprises a sediment collecting component 1, a pipe component 2, a force application component 3 and a depth gauge 4. The mud collecting component 1 is arranged in a pipe of the pipe component 2, the force applying component 3 is clamped on the pipe component 2, the rotatable force applying component can rotate around the center of the pipe component 2 and drive a force applying central rod shaft to move up and down, and the depth gauge 4 is locked on the upper surface of the force applying component 3 through screws.

As shown in fig. 2, fig. 3, fig. 4 and fig. 5, the mud mining assembly 1 of the present invention includes a tunneling anchor 11, a mud taking anchor 12 and a tunneling rod 13, the tunneling anchor 11 and the mud taking anchor 12 are respectively an inverted cone and an inverted frustum-shaped anchor surrounded by multiple connected blades, the multiple connected blades of the tunneling anchor 11 and the mud taking anchor 12 are welded on the tunneling rod 13 and uniformly distributed, the tunneling anchor 11 is disposed below the mud taking anchor 12, the multiple connected blades of the tunneling anchor 11 and the mud taking anchor 12 are arranged in a staggered manner in the circumferential direction, the maximum outer diameter surrounded by the multiple connected blades of the mud taking anchor 12 is greater than the maximum outer diameter surrounded by the multiple connected blades of the tunneling anchor 11, and the tunneling rod 13 is a polygonal long rod; the pipe assembly 2 comprises a holding pipe 21, a mud taking pipe 22, holding handles 23 and a guide seat 24, wherein the holding pipe 21 is screwed at the upper end of the mud taking pipe 22, the two holding handles 23 are welded at the left side and the right side of the outer wall of the upper part of the holding pipe 21, a square guide hole 241 is formed in the center of the guide seat 24, the guide seat 24 is welded on the inner wall of the holding pipe 21, and the tunneling rod 13 penetrates through the guide hole 241 of the guide seat 24 and can slide up and down in the hole; the force application component 3 comprises a force application screw 31, a force application disk 32, a guide pin 33 and a coupler 34, the force application screw 31 is a screw with trapezoidal threads, the center of the force application disk 32 is provided with a screw hole 321 with trapezoidal internal threads, the force application screw 31 is screwed into the screw hole 321 of the force application disk 32 to form a pair of screw pairs, the lower end part of the force application screw 31 is fixedly connected with the upper end of the tunneling rod 13 of the mud collection component 1 through a coupler 34, the force application disc 32 is a disc with steps, the step end is a force application holding end, the non-step end is inserted into the upper end pipe of the holding pipe 21, the force application disk 32 is provided with a ring groove 322 on the outer circumference of the non-step end, four guide nails 33 are evenly distributed and locked on the same circumference of the upper end of the holding pipe 21, the guide end of the guide pin 33 is embedded in the annular groove 322 of the force application disk 32, and the force application disk 32 can rotate around the center of the holding tube 21 and cannot move up and down.

The use method of the portable plateau wetland sediment sampling device is as follows:

before sampling the plateau wetland sediment, the force application disc 32 is rotated by hand, the force application screw 31 is moved up and down to adjust the position of the tunneling anchor 11 in the sediment extraction pipe 22, and the sharp corner of the tunneling anchor 11 and the bottom surface of the sediment extraction pipe 22 are on the same plane.

Then the bottom surface of the mud taking pipe 22 is placed on the surface of the sediment of the plateau wetland, the holding handle 23 on the holding pipe 21 is pressed by one hand, the force application disc 32 is rotated by the other hand in the forward direction to enable the force application screw 31 to move downwards, the tunneling anchor 11 and the mud taking anchor 12 are pressed into the sediment, and the downward movement amount of the force application screw 31 is determined by observing the depth gauge 4.

When the actual tunneling depth reaches the set standard depth, the force application disk 32 is reversely rotated to enable the force application screw 31 to move upwards, the tunneling anchor 11 and the mud taking anchor 12 are driven to be slowly lifted from the bottom mud and enter the mud taking pipe 22, and the bottom mud stored in the cavity surrounded by the multi-petal conjoined blades of the tunneling anchor 11 and the mud taking anchor 12 is brought into the mud taking pipe 22.

The sampling device which has collected the sediment is placed in a sampling and collecting platform, the sediment taking pipe 22 is screwed down from the holding pipe 21, the sediment on the cavity surrounded by the multi-petal conjoined blades of the tunneling anchor 11 and the sediment taking anchor 12 is taken out and is placed in a sampling and collecting vessel, and then the sampling of the sediment is completed.

All parts of the sampling device are cleaned and the screw threads of the mud tube 22 and the holding tube 21 are screwed up for the next use.

The utility model discloses replace suction or rotary drill with the mode of sharp tunnelling, can keep the original state of bed mud structure, can improve mud appearance quality.

The above is only a specific embodiment of the present invention, but the design concept of the present invention is not limited to this, and the present invention is to be modified immaterial by this concept, and all should belong to the act of infringing the protection scope of the present invention.

Claims

1. The utility model provides a portable plateau wetland sediment sampling device which characterized in that: the device comprises a mud collecting component (1), a pipe component (2), a force application component (3) and a depth ruler (4), wherein a sharp tunneling head and a mud carrying object capable of bearing mud are arranged at the end part of the mud collecting component (1), the force application component (3) is a power conversion mechanism and can convert rotary power applied manually into downward or upward power supplied to the mud collecting component (1) fixedly connected onto the power conversion mechanism, so that the mud collecting component (1) moves downward or upward, the mud collecting component (1) is arranged in a pipe of the pipe component (2), the force application component (3) is clamped on the pipe component (2), a rotatable force application part can rotate around the center of the pipe component (2) and drive the force application center to move up and down, and the depth ruler (4) is fixedly connected onto the upper surface of the force application component (3).

2. The portable plateau wetland sediment sampling device of claim 1, which is characterized in that: the mud mining assembly (1) comprises a tunneling anchor (11), a mud taking anchor (12) and a tunneling rod (13), wherein the tunneling anchor (11) is an inverted cone-shaped anchor object surrounded by a plurality of petals of conjoined blades, the end part of the tunneling anchor is sharp and downward, the mud taking anchor (12) is an inverted frustum-shaped anchor object surrounded by the plurality of petals of conjoined blades, the multiple petals of the tunneling anchor (11) and the mud taking anchor (12) are fixedly connected on the tunneling rod (13) and uniformly distributed, the tunneling anchor (11) is arranged below the mud taking anchor (12), the tunneling anchor (11) and the multiple petals of the mud taking anchor (12) are arranged in a staggered mode in the circumferential direction, the maximum outer diameter surrounded by the multiple petals of the mud taking anchor (12) is larger than the maximum outer diameter surrounded by the multiple petals of the tunneling anchor (11), and the tunneling rod (13) is a polygonal long rod.

3. The portable plateau wetland sediment sampling device of claim 2, which is characterized in that: pipe assembly (2) including holding pipe (21), getting mud pipe (22), holding handle (23) and guide holder (24), holding pipe (21) and getting mud pipe (22) prepare by hollow pipe, and the external diameter that holds pipe (21) matches with the internal diameter of getting mud pipe (22), the lower extreme that holds pipe (21) be equipped with the external screw thread and screw in to have the upper end in the upper end of internal screw thread get mud pipe (22) intraductal, holding handle (23) be a plurality of and rigid coupling on the upper portion outer wall that holds pipe (21), guide holder (24) rigid coupling on the inside pipe wall that holds pipe (21).

4. The portable plateau wetland sediment sampling device of claim 3, which is characterized in that: the center of the guide seat (24) is provided with a through polygonal guide hole (241) and matched with a polygonal tunneling rod (13), and the tunneling rod (13) penetrates through the guide hole (241) of the guide seat (24) and can slide up and down in the hole.

5. The portable plateau wetland sediment sampling device of claim 4, which is characterized in that: application of force subassembly (3) including application of force screw rod (31), application of force dish (32), lead nail (33) and shaft coupling (34), application of force screw rod (31) for taking trapezoidal thread screw rod, application of force dish (32) center be equipped with the trapezoidal internal screw thread of taking (321) that link up, application of force screw rod (31) screw in screw (321) of application of force dish (32) in form a pair of screw thread pair, the lower tip of application of force screw rod (31) pass through shaft coupling (34) and adopt the main shaft upper end rigid coupling of mud subassembly (1).

6. The portable plateau wetland sediment sampling device of claim 5, which is characterized in that: application of force dish (32) for the disc of taking the step, its step end grips the end for the application of force, and its one end of non-step is inserted and is gripped the upper end of pipe (21) intraductally, application of force dish (32) be equipped with annular (322) on the outer circumference of non-step end, lead nail (33) be a plurality of and equipartition lock solid on the same circumference of gripping pipe (21) upper end, a plurality of lead the direction end embedding of nail (33) in annular (322) of application of force dish (32), application of force dish (32) can be around the center rotation that grips pipe (21) and can not reciprocate.

7. The portable plateau wetland sediment sampling device of claim 6, which is characterized in that: the outer circular wall of the force application holding end of the force application disc (32) is provided with anti-skid rolling patterns.

8. The portable plateau wetland sediment sampling device of claim 1, which is characterized in that: and scales are arranged on one side or both sides of the depth gauge (4).

9. The portable plateau wetland sediment sampling device of claim 1, which is characterized in that: the mud collecting assembly (1), the pipe assembly (2) and the force application assembly (3) are all made of stainless steel.