CN-224231308-U - Sampling device for soil pollution investigation

CN224231308UCN 224231308 UCN224231308 UCN 224231308UCN-224231308-U

Abstract

The utility model provides a sampling device for soil pollution investigation, which comprises a support, a rotating rod and a sampling tube, wherein the rotating rod penetrates through the support along the up-down direction, the lower end of the rotating rod is provided with a rotary clamping part protruding towards the periphery, an opening of the sampling tube is downwards arranged, the upper end face of the sampling tube is provided with a rotary clamping seat connected with the rotary clamping part, the upper end face of the rotary clamping seat is provided with a through groove for the axial entry of the rotary clamping part and a rotary clamping cavity communicated with the through groove and extending towards the inside of the rotary clamping seat, and the rotary clamping cavity is used for accommodating the rotary clamping part and can be rotationally positioned with the rotary clamping part. According to the sampling device for soil pollution investigation, the rotating rod and the sampling tube can be axially separated by reversely rotating the rotating rod and the sampling tube to the upper and lower alignment of the rotating clamping part and the through groove, so that the disassembly efficiency is improved.

Inventors

DING FENG
TAO GUOHUI
LI YANAN

Assignees

新疆新达广和环保科技有限公司

Dates

Publication Date: 20260512
Application Date: 20250530

Claims (10)

1. Sampling device for soil pollution investigation, characterized by comprising: A support; A rotating rod penetrating the support along the up-down direction, a rotating clamping part protruding towards the periphery being arranged at the lower end of the rotating rod, and The sampling tube, the opening sets up downwards, the up end of sampling tube be equipped with be used for with revolve the cassette that the card portion links to each other soon, be equipped with on the up end of revolving the cassette and supply revolve the card portion axial get into through the groove and with through the groove intercommunication and to revolve the card chamber that the inside of cassette extends soon, revolve the card chamber be used for holding revolve card portion, and can with revolve card portion rotary positioning.
2. The sampling device for soil pollution investigation according to claim 1, wherein the number of the rotation clamping parts is plural, the rotation clamping parts are arranged at intervals on the periphery of the rotating rod, and the number of the through grooves is plural and corresponds to the rotation clamping parts one by one.
3. The sampling device for soil pollution investigation according to claim 1, wherein the screw holder is provided with a blocking piece which is in plug-in fit with the through groove and is positioned at one side of the screw holder, and is used for limiting the screw holder to be separated from the screw holder.
4. A soil pollution investigation sampling device according to claim 3, wherein the closure comprises: a plugging block for plugging and matching with the through groove and And the magnet is arranged on the top surface of the plugging block and is positioned above the rotary clamping seat and used for adsorbing the rotary clamping seat.
5. The sampling device for soil pollution investigation according to claim 1, wherein the rotating rod is provided with a through hole in an axial penetrating manner, a pushing piece extending into the sampling tube is arranged in the through hole in a penetrating manner, and the pushing piece can axially move and push the soil in the sampling tube to the outer side of the sampling tube.
6. The soil pollution survey sampling device of claim 5, wherein the pushing member comprises: a push-pull rod which is connected in the through hole in a sliding way and penetrates through the rotary clamping seat and the top wall of the sampling tube, and The push plate is connected to the lower end of the push-pull rod and is positioned in the sampling tube.
7. The soil pollution survey sampling device of claim 6, wherein the upper end of the push-pull rod is threadably connected with a threaded cap for contact engagement with the upper end surface of the rotating rod to limit the push-pull rod from being disengaged from the rotating rod.
8. The soil pollution survey sampling device of claim 1, wherein a radially extending rotating handle is provided on an outer peripheral wall of the rotating rod, the rotating handle being disposed near an upper end of the rotating rod.
9. The sampling device for soil pollution investigation according to claim 1, wherein a guide sleeve which is sleeved on the periphery of the rotating rod in a sliding manner is arranged at the top of the support, a locking bolt which extends into the guide sleeve is connected to the periphery wall of the guide sleeve in a threaded manner, and the locking bolt is used for being in abutting fit with the periphery wall of the rotating rod so as to lock the axial position of the rotating rod.
10. The sampling device for soil pollution survey according to claim 1, wherein the support is provided with supporting legs which are arranged on the outer side of the sampling tube and extend downwards, a plurality of supporting legs are arranged at intervals in the circumferential direction of the sampling tube, and the lower ends of the supporting legs are conical ends.

Description

Sampling device for soil pollution investigation Technical Field The utility model belongs to the technical field of soil sampling, and particularly relates to a sampling device for soil pollution investigation. Background Soil is formed by minerals, organic matters, water, air and organisms on the surface of the earth land, the soil is a loose surface layer which has fertility on the land and can grow plants, soil pollutants can be roughly divided into inorganic pollutants and organic pollutants, and sampling investigation is needed in the soil treatment process. The existing sampling device is mainly characterized in that the sampling tube is connected by the rotating rod, when sampling is carried out, the rotating rod is rotated while the sampling tube is inserted into soil for rotary sampling, but the rotating rod is connected with the sampling tube through a plurality of groups of bolt connection assemblies, so that when the sampling tube needs to be maintained or replaced, the plurality of groups of bolt connection assemblies are required to be detached in a one-to-one correspondence mode, time and labor are wasted, and the detachment efficiency is reduced. Disclosure of utility model The embodiment of the utility model provides a sampling device for soil pollution investigation, which can axially separate a rotating rod from a sampling tube by reversely rotating the rotating rod and the sampling tube to align a rotating clamping part with a through groove up and down, thereby improving the disassembly efficiency. The sampling device for soil pollution investigation comprises a support, a rotating rod and a sampling tube, wherein the rotating rod penetrates through the support in the up-down direction, a rotary clamping part protruding towards the periphery is arranged at the lower end of the rotating rod, an opening of the sampling tube is arranged downwards, a rotary clamping seat connected with the rotary clamping part is arranged on the upper end face of the sampling tube, a through groove for the axial entry of the rotary clamping part and a rotary clamping cavity communicated with the through groove and extending towards the inside of the rotary clamping seat are arranged on the upper end face of the rotary clamping seat, and the rotary clamping cavity is used for accommodating the rotary clamping part and can be rotationally positioned with the rotary clamping part. In one possible implementation manner, the rotation clamping parts are arranged in a plurality, and are arranged at intervals on the periphery of the rotating rod, and the through grooves are also arranged in a plurality and correspond to the rotation clamping parts one by one. In one possible implementation manner, the plug piece which is in plug-in fit with the through groove and is positioned on one side of the screwing part is arranged on the screwing seat and used for limiting the screwing part to be separated from the screwing seat. In some embodiments, the blocking piece comprises a blocking block and a magnet, wherein the blocking block is used for being in plug-in fit with the through groove, and the magnet is arranged on the top surface of the blocking block and is positioned above the rotary clamping seat and used for adsorbing the rotary clamping seat. In one possible implementation manner, the rotating rod is provided with a through hole in an axial penetrating manner, a pushing piece extending into the sampling tube is arranged in the through hole in a penetrating manner, and the pushing piece can axially move soil in the pushing sampling tube to the outer side of the sampling tube. In some embodiments, the pushing component comprises a push-pull rod and a push plate, wherein the push-pull rod is connected in the through hole in a sliding manner and penetrates through the rotary clamping seat and the top wall of the sampling tube, and the push plate is connected to the lower end of the push-pull rod and is positioned in the sampling tube. In some embodiments, the upper end of the push-pull rod is threaded with a threaded cap for contact engagement with the upper end surface of the rotating rod to limit the push-pull rod from being disengaged from the rotating rod. In one possible embodiment, the outer circumferential wall of the rotary lever is provided with a radially extending rotary knob, which is arranged close to the upper end of the rotary lever. In one possible implementation manner, the top of the support is provided with a guide sleeve sleeved on the periphery of the rotating rod in a sliding manner, and a locking bolt extending into the guide sleeve is connected to the periphery wall of the guide sleeve in a threaded manner and is used for being in butt fit with the periphery wall of the rotating rod to lock the axial position of the rotating rod. In one possible implementation manner, the support is provided with supporting legs which are positioned on the outer side of the sampling tube and extend downwards