CN214309626U

CN214309626U - Telescopic field accurate soil sampler

Info

Publication number: CN214309626U
Application number: CN202120432451.8U
Authority: CN
Inventors: 占强; 张鹏博; 弗拉基米尔·马基琴科; 德米特里·德明; 魏晓; 刘玉桥; 高霞
Original assignee: Hunan Jingdi Technology Development Co ltd
Current assignee: Hunan Jingdi Technology Development Co ltd
Priority date: 2021-02-26
Filing date: 2021-02-26
Publication date: 2021-09-28
Anticipated expiration: 2031-02-26

Abstract

The utility model belongs to the technical field of soil sample collection instrument and specifically relates to a telescopic open-air accurate geotome is related to, and it includes the body of rod, body of rod upper end fixedly connected with handle, body of rod lower extreme rotates and is connected with the drill bit, the body of rod is provided with the screw thread outward, the body of rod is close to the one end threaded connection of drill bit has the spacing ring, the spacing ring is provided with strutting arrangement outward, strutting arrangement will the spacing ring supports subaerial, fixedly connected with changes the handle on the spacing ring. This application has the vertical of the body of rod when being convenient for keep borrowing, makes the drill bit decline and borrows more convenient effect.

Description

Telescopic field accurate soil sampler

Technical Field

The application relates to the field of soil sample collection tools, in particular to a telescopic field accurate soil sampler.

Background

In engineering geological exploration and reconnaissance work, in order to obtain the physical and mechanical property indexes of the foundation soil, besides in-situ test, the method mainly adopts the means of carrying out indoor geotechnical experiments after drilling and sampling. The key to obtain undisturbed soil sample close to natural structure is to improve sampling technique and use advanced soil sampler. The soil sampler is used for lifting undisturbed soil of lower layer test soil as a sample to know the property of the undisturbed soil, and sometimes even needs to sample original soil at a deeper position in order to obtain more basic layer properties and physical and mechanical performance indexes of the basic soil in engineering geological exploration and exploration work, and the soil sampler is called as a soil sampler.

Chinese patent with grant publication number CN207585945U discloses a telescopic open-air accurate geotome, including the connecting rod, connecting rod one end is provided with the handle, and the other end is provided with the drill bit, and the connecting rod is the hollow tube, and its inner chamber and drill bit inner chamber intercommunication are provided with bulldozing plate in the connecting rod, and bulldozing plate includes interconnect's the body of rod and plate body, and the plate body setting is at the drill bit inner chamber, and body of rod one end is connected with the plate body, and the other end passes the connecting rod inner chamber and hits the head of beating and be connected, hits head and handle detachable the connection, and the body of rod is the telescopic link. After the sample finishes, use the body of rod to promote bulldozing board, with the soil discharge of sample, need not to utilize the instrument to excavate, reduce the damage of drill bit, and hit the beating head and can dismantle with the handle and be connected, the body of rod is scalable, makes whole geotome portable and installation.

To the correlation technique among the above-mentioned, the inventor thinks that when fetching earth, should the drill bit sword down, avoid crooked when cutting the soil sample, make its perpendicular even atress cut down, but the body of rod overlength, the use needs hard gas to push down, and the manual work is difficult to keep the vertical state of the body of rod, and the body of rod easily inclines, influences the quality of fetching earth.

SUMMERY OF THE UTILITY MODEL

In order to make things convenient for the vertical of the body of rod when keeping borrowing, it is more convenient to make the drill bit descend to borrow, and this application provides a telescopic open-air accurate geotome.

The application provides a pair of telescopic open-air accurate geotome adopts following technical scheme:

the utility model provides a telescopic open-air accurate geotome, includes the body of rod, body of rod upper end fixedly connected with handle, body of rod lower extreme rotates and is connected with the drill bit, the body of rod is provided with the screw thread outward, the body of rod is close to one end threaded connection of drill bit has the spacing ring, the spacing ring is provided with strutting arrangement outward, strutting arrangement will the spacing ring supports subaerial, fixedly connected with changes the handle on the spacing ring.

Through adopting above-mentioned technical scheme, when borrowing soil, the workman is fixed a position by hand the handle, with the drill bit alignment need position of borrowing soil, insert the drill bit with exerting oneself, adjustment strutting arrangement supports the spacing ring subaerial, rotate the handle and drive the spacing ring and rotate, and the body of rod with spacing ring threaded connection reciprocates along with the rotation of spacing ring, and the drilling rod drives the vertical ground removal of drill bit, makes the body of rod not take place the skew when inserting downwards, guarantees the quality of borrowing soil.

Optionally, the body of rod in the spacing ring upper end is provided with solid fixed ring, gu fixed ring threaded connection is in on the body of rod, the spacing ring with be provided with the stationary blade between the solid fixed ring, the upper end fixed connection of stationary blade is in gu fixed ring is last, the lower extreme fixed connection of stationary blade is in on the spacing ring.

Through adopting above-mentioned technical scheme, solid fixed ring further limits the displacement of the body of rod in vertical direction, and solid fixed ring is in the upper end of spacing ring, and passes through the stationary blade with the spacing ring and be connected, and the body of rod is in solid fixed ring threaded connection, makes the body of rod not receive solid fixed ring's influence when rotating or removing, and the body of rod is longer, and through the dual spacing of solid fixed ring and spacing ring, it is littleer to make the body of rod at the offset of horizontal direction, guarantees the stability of the vertical removal of the body of rod.

Optionally, the supporting device includes a supporting ring and a supporting rod, the supporting ring abuts against the lower end of the limiting ring on the ground, the outer side of the limiting ring is rotatably connected with a connecting ring, the upper end of the supporting rod is fixedly connected to the connecting ring, the lower end of the supporting rod is fixedly connected to the supporting ring, a fixing member is arranged on the outer side of the supporting ring, and the fixing member fixes the supporting ring on the ground.

Through adopting above-mentioned technical scheme, the support ring butt is on the soil surface, and fixed support ring and go-between are connected to the bracing piece, make the support ring have certain holding power to the spacing ring in vertical direction, guarantee the stability of the body of rod of being connected with the spacing ring, through the fixed of bracing piece, make the body of rod when removing, solid fixed ring can not take place the skew with the spacing ring, and then make the body of rod not take place the skew, guarantee that the process of fetching earth goes on at fixed position.

Optionally, the diameter of the support ring is larger than that of the connection ring, and the support rod is arranged obliquely.

Through adopting above-mentioned technical scheme, the diameter of support ring is greater than the diameter of go-between, makes strutting arrangement's lower extreme wider with the area of contact on ground, reduces local atress, and the bracing piece slope sets up, reduces the possibility that the support ring emptys at the horizontal direction, makes the support more stable.

Optionally, the fixing part includes a plurality of drilling rods and a fixing plate, the fixing plate is fixedly connected to the outer side of the support ring, the fixing plate is parallel to the ground, a plurality of threaded holes are formed in the fixing plate, the drilling rods are connected in the threaded holes in a threaded mode, and the bottom ends of the drilling rods stretch into the soil layer to fix the fixing plate.

Through adopting above-mentioned technical scheme, rotate the drilling rod, the drilling rod moves down in the vertical direction of screw hole, and in the soil on ground was inserted to the lower extreme of drilling rod, the drilling rod surrounded the fixed plate setting, made the drilling rod form stable pile structure in the week side of fixed plate, and the stability of increase support ring reduces the skew at the body of rod removal in-process.

Optionally, the lower end of the drill rod is provided with a sharp cone shape.

Through adopting above-mentioned technical scheme, the drilling rod lower extreme sets up to sharp toper, is convenient for fix in drilling into soil.

Optionally, the upper end of the drill rod is fixedly connected with a butting block, and the length of the butting block is greater than the diameter of the threaded hole.

Through adopting above-mentioned technical scheme, rotate the butt piece and drive the drilling rod and rotate, make the rotation of drilling rod more convenient, and the butt piece prevents that the bull stick from dropping from the screw hole, has restricted the downward displacement distance of drilling rod.

Optionally, one side fixedly connected with joint piece of solid fixed ring, the joint groove has been seted up on the joint piece, the joint inslot joint has the reagent bottle, the maintenance oil has been stored in the reagent bottle.

Through adopting above-mentioned technical scheme, after the drill bit uses, the drill bit easily rusts or damages, takes out the reagent bottle and pours out the maintenance oil, paints on the drill bit before using, finishes using the back with the reagent bottle joint in the joint groove, the joint piece is fixed on solid fixed ring, portable and use.

Optionally, the shape of the clamping groove is consistent with the shape of the reagent bottle.

Through adopting above-mentioned technical scheme, the shape in joint groove is unanimous with the reagent bottle, makes more inseparable of reagent bottle joint in the joint groove.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the device is provided with a limiting ring in threaded connection with a rod body, when soil taking is carried out, a worker holds a handle to position, aligns a drill bit at a position needing soil taking, inserts and inserts the drill bit forcibly, adjusts a supporting device to support the limiting ring on the ground, rotates a handle to drive the limiting ring to rotate, the rod body in threaded connection with the limiting ring moves up and down along with the rotation of the limiting ring, a drill rod drives the drill bit to vertically move towards the ground, so that the rod body is not deviated when being inserted downwards, and the soil taking quality is ensured;

2. the diameter of the support ring is larger than that of the limiting ring, so that the contact area between the lower end of the support device and the ground is wider, the local stress is reduced, the support rod is obliquely arranged, the possibility of toppling of the support ring in the horizontal direction is reduced, and the support is more stable;

3. the drill bit is easy to rust or damage after being used, takes out the reagent bottle to pour out the maintenance oil, paints on the drill bit before being used, and after the use, the reagent bottle is clamped in the clamping groove, and the clamping block is fixed on the fixing ring, so that the carrying and the use are convenient.

Drawings

Fig. 1 is an overall structure schematic diagram of a telescopic field precision soil sampler of the application.

Fig. 2 is a partial structural schematic view of the supporting device in fig. 1.

Description of reference numerals: 1. a rod body; 2. a handle; 3. a drill bit; 4. a limiting ring; 5. a support device; 51. a support ring; 52. a support bar; 53. a connecting ring; 54. a fixing member; 541. a drill stem; 542. a fixing plate; 543. a butting block; 6. turning a handle; 7. a fixing ring; 8. a fixing sheet; 9. a clamping block; 91. a clamping groove; 92. a step groove; 10. and (4) reagent bottles.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses telescopic open-air accurate geotome, refer to FIG. 1, including the body of rod 1, the welding of 1 upper end of the body of rod has handle 2, 1 lower extreme of the body of rod has drill bit 3 through bolted connection, the body of rod 1 is provided with the screw thread outward, the one end threaded connection that the body of rod 1 is close to drill bit 3 has spacing ring 4, spacing ring 4 is provided with strutting arrangement 5 outward, strutting arrangement 5 is used for supporting spacing ring 4 subaerial, the welding has the commentaries on classics on the spacing ring 4 to 6, it has the rubber slipmat to change the surface paste of 6.

Referring to fig. 1 and 2, the supporting device 5 includes a supporting ring 51 and a supporting rod 52, the supporting ring 51 and the supporting rod 52 are both made of stainless steel, the supporting ring 51 is coaxially disposed below the limiting ring 4, the supporting ring 51 abuts against the ground, and the lower end of the supporting rod 52 is welded on the supporting ring 51; the outer side of the limiting ring 4 is rotatably connected with a connecting ring 53 through a bearing, the upper end of the support rod 52 is welded on the connecting ring 53, the diameter of the support ring 51 is more than twice of that of the connecting ring 53, and a fixing piece 54 is arranged on the outer side of the support ring 51; the position department of the upper end of the spacing ring 4 is provided with a fixed ring 7 and a fixed plate 8, the fixed ring 7 is in threaded connection with the rod body 1, the two ends of the fixed plate 8 are respectively welded on the fixed ring 7 and the connecting ring 53, and the spacing ring 4 and the fixed ring 7 move synchronously.

Referring to fig. 1 and 2, the fixing member 54 includes a plurality of rods 541, and a fixing plate 542, wherein the fixing plate 542 is annular, the fixing plate 542 is coaxially welded to the outer side of the support ring 51, and the lower surface of the fixing plate 542 is flush with the lower surface of the support ring 51; seted up a plurality of screw holes on fixed plate 542, the surface of fixed plate 542 is encircleed in the screw hole array, and drilling rod 541 is provided with screw thread and threaded connection outward in the screw hole, and the lower extreme of drilling rod 541 is sharp toper, is convenient for insert ground, and the upper end welding of drilling rod 541 has the butt piece 543 that the level set up, and the length of butt piece 543 is greater than the diameter of screw hole, and the surface paste of butt piece 543 has the antiskid rubber pad.

Referring to fig. 2, the outer side of the fixing ring 7 is connected with a clamping block 9 in a hot melting manner, the clamping block 9 is made of plastic, a clamping groove 91 is formed in the clamping block 9, a reagent bottle 10 is clamped in the clamping groove 91, the shape of the clamping groove 91 is consistent with the shape of the reagent bottle 10, and a step groove 92 is formed in the side wall of the clamping groove 91 to facilitate taking out of the reagent bottle 10; the reagent bottle 10 is stored with maintenance oil, which can be vaseline coated on the drill 3 before use.

The implementation principle of the accurate geotome in telescopic open-air of this application embodiment is: find the position of fetching earth, take out reagent bottle 10 and pour out the vaseline solution, scribble the vaseline solution and hold handle 2 on drill bit 3 and insert drill bit 3 vertically in the soil horizon, fixed plate 542 is nearly subaerial to the butt, hold butt block 543 and rotate drilling rod 541 to butt block 543 butt on fixed plate 542, make drilling rod 541 insert in the soil, rotate and change handle 6, spacing ring 4 rotates, body of rod 1 with spacing ring 4 threaded connection moves down, drill bit 3 with body of rod 1 rotation connection moves down along with body of rod 1, reverse rotation after the soil fetching finishes changes handle 6, body of rod 1 rises to a certain extent, hold handle 2 and extract drill bit 3.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a telescopic open-air accurate geotome, includes the body of rod (1), body of rod (1) upper end fixedly connected with handle (2), its characterized in that: the drill bit is connected with in the rotation of the body of rod (1) lower extreme, the body of rod (1) is provided with the screw thread outward, the body of rod (1) is close to the one end threaded connection of drill bit (3) has spacing ring (4), spacing ring (4) are provided with strutting arrangement (5) outward, strutting arrangement (5) will spacing ring (4) support subaerial, fixedly connected with changes handle (6) on spacing ring (4).

2. The telescopic field precise soil sampler according to claim 1, characterized in that: the body of rod (1) in spacing ring (4) upper end is provided with solid fixed ring (7), gu fixed ring (7) threaded connection be in on the body of rod (1), spacing ring (4) with be provided with stationary blade (8) between solid fixed ring (7), the upper end fixed connection of stationary blade (8) is in gu fixed ring (7) is last, the lower extreme fixed connection of stationary blade (8) is in on spacing ring (4).

3. The telescopic field precise soil sampler according to claim 2, characterized in that: the supporting device (5) comprises a supporting ring (51) and a supporting rod (52), wherein the supporting ring (51) is abutted to the lower end of the limiting ring (4), the outer side of the limiting ring (4) is rotatably connected with a connecting ring (53), the upper end of the supporting rod (52) is fixedly connected to the connecting ring (53), the lower end of the supporting rod (52) is fixedly connected to the supporting ring (51), a fixing piece (54) is arranged on the outer side of the supporting ring (51), and the fixing piece (54) fixes the supporting ring (51) to the ground.

4. The telescopic field precise soil sampler according to claim 3, characterized in that: the diameter of the support ring (51) is larger than that of the connecting ring (53), and the support rod (52) is obliquely arranged.

5. The telescopic field precise geotome of claim 4, wherein: the fixing piece (54) comprises a plurality of drill rods (541) and a fixing plate (542), the fixing plate (542) is fixedly connected to the outer side of the support ring (51), the fixing plate (542) is parallel to the ground, a plurality of threaded holes are formed in the fixing plate (542), the drill rods (541) are connected in the threaded holes in a threaded mode, and the bottom ends of the drill rods (541) extend into a soil layer to fix the fixing plate (542).

6. The telescopic field precise geotome of claim 5, wherein: the lower end of the drill rod (541) is arranged to be in a sharp cone shape.

7. The telescopic field precise soil sampler according to claim 6, characterized in that: the upper end of the drill rod (541) is fixedly connected with a butt joint block (543), and the length of the butt joint block (543) is larger than the diameter of the threaded hole.

8. The telescopic field precise geotome of claim 7, wherein: one side fixedly connected with joint piece (9) of solid fixed ring (7), joint groove (91) have been seted up on joint piece (9), joint has reagent bottle (10) in joint groove (91), the storage has the maintenance oil in reagent bottle (10).

9. The telescopic field precise geotome of claim 8, wherein: the shape of the clamping groove (91) is consistent with the shape of the reagent bottle (10).