CN213022414U

CN213022414U - Anti-drop soil sample sampling tube

Info

Publication number: CN213022414U
Application number: CN202022065726.7U
Authority: CN
Inventors: 柳军; 丛丽娟; 孙翠书; 孙加山; 李燕明; 张斌; 江胜国; 高连东
Original assignee: Suzhou Hongyu Environment Technology Co ltd
Current assignee: Suzhou Hongyu Environment Technology Co ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-04-20
Anticipated expiration: 2030-09-18

Abstract

The utility model discloses an anti-drop soil sample sampling tube, including last dop and connecting rod, go up the dop lower extreme and seted up the notch, and the inside arrangement of notch has the sample body, sample body inner wall is fixed with the barb, it is provided with the screw thread mouth to go up the dop surface. This anti-drop soil sample sampling tube is provided with the barb, sample body inner wall evenly distributed has the barb, and the barb is the slope structure, be favorable to increasing the dynamics of snatching of sample body to inside soil sample, thereby prevent that the sample from coming off in the sample pipe, the soil coring rate has been guaranteed, and the protecting tube passes through and constitutes fixed knot between screw thread mouth and the last dop to construct, make things convenient for the protecting tube to be connected between screw thread mouth and the last dop, and then protect the sample body, prevent that it from receiving the scraping of rubble and damaging, because the internal orifice size of protecting tube is identical with the outer mouthful size of sample body, be favorable to improving the holistic intensity of sampling tube, make its lighter entering the end of the earth take a sample.

Description

Anti-drop soil sample sampling tube

Technical Field

The utility model relates to a soil sampling technical field specifically is anti-drop soil sample sampling tube.

Background

The collection of soil samples is the basis in the soil science field and the address investigation field, provides the material basis for the survey of soil sample physical and chemical properties, and in the soil sampling process, uses more straight-line drilling machine to drive the sampling tube and carry out soil sampling, and its sampling process labour saving and time saving, but in the process of taking out the sampling tube, the condition that the soil drops probably appears, so a soil sampling tube that anti-drop is especially important.

Soil sampling tube on the present market adopts bottom port barb design usually, when the broken stone piece appears in the bottom, causes bottom port barb department to block up easily, causes the phenomenon of air traffic control or half air traffic control, can't satisfy the soil sample and get the core rate, to above-mentioned condition, we have released anti-drop soil sample sampling tube.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti-drop soil sample sampling tube to propose general novel soil sample sampling tube in solving above-mentioned background art, it adopts bottom port barb design usually, when the bottom piece appears the garrulous stone, causes bottom port barb department to block up easily, causes the phenomenon of air traffic control or half air traffic control, can't satisfy the problem of soil sample coring rate.

In order to achieve the above object, the utility model provides a following technical scheme: anti-drop soil sample sampling tube, including last dop and connecting rod, go up the dop lower extreme and seted up the notch, and the inside arrangement of notch has a sample tube body, sample tube body inner wall is fixed with the barb, it is provided with the screw thread mouth to go up the dop surface, and goes up the dop lower extreme and be connected with the protecting tube, the connecting rod is connected in last dop upper end, and the connecting rod outer wall has seted up the bleeder vent, the connecting rod upper end is connected with the threaded rod, and the threaded rod outer wall is provided with fixing bolt, the threaded rod upper end is connected with the end pole, sample tube body lower extreme is connected with down the dop, and the inside feed inlet of having seted up of lower dop, dop outer wall is connected with the lower end down.

Preferably, the sampling pipe body passes through and constitutes the block structure between notch and the dop, and the surface of sampling pipe body and the internal surface of notch closely laminate.

Preferably, the inner wall of the sampling pipe body is uniformly provided with barbs, and the barbs are of an inclined structure.

Preferably, the protective tube forms a fixed structure through the threaded port and the upper chuck, and the size of the inner opening of the protective tube is matched with that of the outer opening of the sampling tube body.

Preferably, the connecting rod is in threaded connection with the upper chuck, and the connecting rod forms an adjustable structure through the threaded rod and the end rod.

Preferably, the threaded rod forms a fixed structure with the connecting rod through a fixing bolt, and the number of the fixing bolts is two.

Preferably, the vertical central line of the protective tube coincides with the vertical central line of the limiting opening, and the protective tube and the limiting seat are vertically distributed.

Preferably, the lower end of the fixing pin is of an inclined structure, and a welding integrated structure is formed between the fixing pin and the limiting seat.

Compared with the prior art, the beneficial effects of the utility model are that: the novel anti-drop soil sample sampling tube is provided with barbs, the barbs are uniformly distributed on the inner wall of the sampling tube body, the barbs are of an inclined structure, the grabbing strength of the sampling tube body on an internal soil sample is favorably increased, so that the sample is prevented from falling off from the inside of the sampling tube, the soil coring rate is ensured, the protective tube is connected with the upper chuck through the threaded opening to form a fixed structure through the threaded opening, the protective tube is further protected by the upper chuck, and the integral strength of the sampling tube is favorably improved because the size of the inner opening of the protective tube is identical to the size of the outer opening of the sampling tube body, so that the sampling tube can easily enter the ground to sample;

the novel anti-drop soil sample sampling tube is provided with a threaded rod, an adjustable structure is formed between the connecting rod and an end rod through the threaded rod, the threaded rod in the connecting rod can be screwed out through rotating the end rod, so that the distance between the connecting rod and the end rod is increased, the sampling tube can collect deeper soil, the threaded rod forms a fixed structure through fixing bolts and the connecting rod, the lower end of the end rod and the upper end of the connecting rod can be respectively propped against by rotating an upper fixing bolt and a lower fixing bolt, the stability of the connection position of the connecting rod is ensured, and the end rod is firmer when being subjected to downward impact force;

this novel anti-drop soil sample sampling tube is provided with spacing seat, settle below the lower end head has spacing seat, and constitute welding integral structure between fixed pin and the spacing seat, be convenient for through inserting the fixed pin at the bottom of the ground, make spacing seat fix on ground, and be vertical distribution between protecting tube and the spacing seat, and the vertical central line of protecting tube coincides mutually with the vertical central line of spacing mouthful, guaranteed that the inside sample body of protecting tube is in the vertical state downwardly extending with ground and carries out sample work, the coring rate and the homogeneity of sample have been guaranteed.

Drawings

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

fig. 2 is a schematic view of a partial structure of the upper chuck of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. an upper chuck; 2. a notch; 3. a sampling tube body; 4. a barb; 5. a threaded opening; 6. a protective tube; 7. a connecting rod; 8. air holes are formed; 9. a threaded rod; 10. fixing the bolt; 11. an end rod; 12. a lower chuck; 13. a feed inlet; 14. a lower end head; 15. a limiting seat; 16. a limiting port; 17. and fixing the pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an anti-drop soil sample sampling tube comprises an upper clamping head 1 and a connecting rod 7, wherein a notch 2 is formed in the lower end of the upper clamping head 1, a sampling tube body 3 is arranged in the notch 2, the sampling tube body 3 forms a clamping structure with the upper clamping head 1 through the notch 2, the outer surface of the sampling tube body 3 is tightly attached to the inner surface of the notch 2, the sampling tube body 3 forms a clamping structure with the upper clamping head 1 through the notch 2, the sampling tube body 3 is conveniently clamped into the notch 2 of the upper clamping head 1 for fixed connection, and the outer surface of the sampling tube body 3 is tightly attached to the inner surface of the notch 2, so that the connection stability between the sampling tube body and the notch can be effectively improved, and the;

barbs 4 are fixed on the inner wall of the sampling pipe body 3, a threaded opening 5 is arranged on the outer surface of the upper chuck 1, the lower end of the upper chuck 1 is connected with a protective pipe 6, barbs 4 are uniformly distributed on the inner wall of the sampling pipe body 3, the barbs 4 are in an inclined structure, the protective pipe 6 forms a fixed structure through the threaded opening 5 and the upper chuck 1, the size of the inner opening of the protective pipe 6 is identical to the size of the outer opening of the sampling pipe body 3, the barbs 4 are uniformly distributed on the inner wall of the sampling pipe body 3, and the barbs 4 are in an inclined structure, so that the grabbing strength of the sampling pipe body 3 on an internal soil sample is increased, the sample is prevented from falling off from the sampling pipe, the soil coring rate is ensured, the protective pipe 6 forms a fixed structure through the threaded opening 5 and the upper chuck 1, the protective pipe 6 is conveniently connected with the upper chuck 1 through the threaded opening 5, the sampling pipe body 3 is further protected, because the size of, the strength of the whole sampling tube is improved, so that the sampling tube can enter the ground more easily for sampling;

the connecting rod 7 is connected to the upper end of the upper chuck 1, the outer wall of the connecting rod 7 is provided with the air holes 8, the upper end of the connecting rod 7 is connected with the threaded rod 9, the outer wall of the threaded rod 9 is provided with two fixing bolts 10, the connecting rod 7 is in threaded connection with the upper chuck 1, the connecting rod 7 forms an adjustable structure through the threaded rod 9 and the end rod 11, the threaded rod 9 forms a fixed structure through the fixing bolt 10 and the connecting rod 7, and the two fixing bolts 10 are arranged, because the connecting rod 7 is in threaded connection with the upper chuck 1, the connecting rod 7 forms an adjustable structure through the threaded rod 9 and the end rod 11, the threaded rod 9 inside the connecting rod can be screwed out by rotating the end rod 11, so that the distance between the connecting rod 7 and the end rod 11 is increased, and further, the threaded rod 9 forms a fixed structure with the connecting rod 7 through the fixing bolts 10, and the upper and lower fixing bolts 10 can be rotated to respectively prop against the lower end of the end rod 11 and the upper end of the connecting rod 7 so as to ensure the stability of the joint and ensure that the end rod 11 is firmer when being subjected to downward impact force;

the upper end of the threaded rod 9 is connected with an end rod 11, the lower end of the sampling tube body 3 is connected with a lower chuck 12, a feed port 13 is arranged in the lower chuck 12, the outer wall of the lower chuck 12 is connected with a lower end 14, a limiting seat 15 is arranged below the lower end 14, a limiting port 16 is arranged on the upper surface of the limiting seat 15, a fixed pin 17 is fixed on the lower surface of the limiting seat 15, the vertical central line of the protective tube 6 is coincident with the vertical central line of the limiting port 16, the protective tube 6 and the limiting seat 15 are vertically distributed, the lower end of the fixed pin 17 is of an inclined structure, a welding integrated structure is formed between the fixed pin 17 and the limiting seat 15, the lower end of the sampling tube body 3 is connected with the lower chuck 12, the feed port 13 is arranged in the lower chuck 12, soil enters the sampling tube body 3 through the feed port 13 in the process of sampling the soil when the sampling tube, and constitute welding integral structure between fixed pin 17 and the spacing seat 15, be convenient for through inserting the fixed pin 17 at the bottom of the ground, make spacing seat 15 fix on ground, and be vertical distribution between protective tube 6 and the spacing seat 15, and the vertical central line of protective tube 6 coincides mutually with the vertical central line of spacing mouth 16, has guaranteed that the inside sampling body 3 of protective tube 6 is in the vertical state downwardly extending with ground and has carried out the sample work, has guaranteed the coring rate and the homogeneity of sample.

The working principle is as follows: when the anti-drop soil sample sampling tube is used, firstly, the sampling tube body 3 is clamped into the notch 2 of the upper chuck 1 for fixed connection, the outer surface of the sampling tube body 3 is tightly attached to the inner surface of the notch 2, the connection stability between the sampling tube body and the notch can be effectively improved, the stability of subsequent sampling is ensured, then barbs 4 are uniformly distributed on the inner wall of the sampling tube body 3, the barbs 4 are of an inclined structure, the grabbing strength of the sampling tube body 3 on an internal soil sample can be increased, the sample can be prevented from dropping from the sampling tube, the soil coring rate is ensured, the protective tube 6 forms a fixed structure with the upper chuck 1 through the threaded port 5, the protective tube 6 is conveniently connected with the upper chuck 1 through the threaded port 5, the sampling tube body 3 is further protected, the size of an inner opening of the protective tube 6 is identical with the size of an outer opening of the sampling tube body 3, and the integral strength of, the sampling tube can enter the ground more easily for sampling, then the connecting rod 7 is in threaded connection with the upper chuck 1, the connecting rod 7 forms an adjustable structure through the threaded rod 9 and the end rod 11, the threaded rod 9 in the connecting rod 7 can be screwed out through rotating the end rod 11, so that the distance between the connecting rod 7 and the end rod 11 is increased, further, the sampling tube can collect deeper soil, the threaded rod 9 forms a fixed structure through the fixing bolt 10 and the connecting rod 7, the connecting rod can respectively support the lower end of the end rod 11 and the upper end of the connecting rod 7 through rotating the upper fixing bolt 10 and the lower fixing bolt 10, so as to ensure the stability of the connection part, the end rod 11 is firmer when being subjected to downward impact force, because the lower chuck 12 is connected with the lower end of the sampling tube 3, and the feed inlet 13 is arranged in the lower chuck 12, the sampling process of the sampling tube 3 to the inside of the ground is facilitated, its soil passes through in feed inlet 13 gets into sample body 3, and lower end 14 below is settled there is spacing seat 15, and constitute welding integrated structure between fixed pin 17 and the spacing seat 15, be convenient for through inserting the fixed pin 17 at the bottom of the ground, make spacing seat 15 fix on ground, be vertical distribution between protective tube 6 and the spacing seat 15 at last, and the vertical central line of protective tube 6 coincides mutually with the vertical central line of spacing mouthful 16, guaranteed that the inside sample body 3 of protective tube 6 is in vertical state downwardly extending with ground and carries out the sample work, the coring rate and the homogeneity of sample have been guaranteed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Anti-drop soil sample sampling tube, including dop (1) and connecting rod (7), its characterized in that: the lower end of the upper clamping head (1) is provided with a notch (2), a sampling pipe body (3) is arranged in the notch (2), barbs (4) are fixed on the inner wall of the sampling pipe body (3), a threaded opening (5) is formed in the outer surface of the upper clamping head (1), a protective pipe (6) is connected to the lower end of the upper clamping head (1), the connecting rod (7) is connected to the upper end of the upper clamping head (1), air holes (8) are formed in the outer wall of the connecting rod (7), the upper end of the connecting rod (7) is connected with a threaded rod (9), a fixing bolt (10) is arranged on the outer wall of the threaded rod (9), an end rod (11) is connected to the upper end of the threaded rod (9), a lower clamping head (12) is connected to the lower end of the sampling pipe body (3), a feeding hole (, and a limiting seat (15) is arranged below the lower end head (14), a limiting opening (16) is formed in the upper surface of the limiting seat (15), and a fixing pin (17) is fixed on the lower surface of the limiting seat (15).

2. The anti-drop soil sample sampling tube of claim 1, wherein: the sampling pipe body (3) is clamped with the upper clamping head (1) through the notch (2), and the outer surface of the sampling pipe body (3) is tightly attached to the inner surface of the notch (2).

3. The anti-drop soil sample sampling tube of claim 1, wherein: the inner wall evenly distributed of sample body (3) has barb (4), and barb (4) are the slope structure.

4. The anti-drop soil sample sampling tube of claim 1, wherein: the protective tube (6) forms a fixed structure with the upper clamping head (1) through the threaded port (5), and the size of the inner opening of the protective tube (6) is identical with that of the outer opening of the sampling tube body (3).

5. The anti-drop soil sample sampling tube of claim 1, wherein: be threaded connection between connecting rod (7) and last dop (1), and connecting rod (7) pass through threaded rod (9) and constitute adjustable structure between end pole (11).

6. The anti-drop soil sample sampling tube of claim 1, wherein: the threaded rod (9) forms a fixed structure with the connecting rod (7) through the fixing bolt (10), and the number of the fixing bolts (10) is two.

7. The anti-drop soil sample sampling tube of claim 1, wherein: the vertical central line of the protective pipe (6) coincides with the vertical central line of the limiting opening (16), and the protective pipe (6) and the limiting seat (15) are vertically distributed.

8. The anti-drop soil sample sampling tube of claim 1, wherein: the lower end of the fixing pin (17) is of an inclined structure, and a welding integrated structure is formed between the fixing pin (17) and the limiting seat (15).