CN215296741U

CN215296741U - Electric soil sampler for engineering investigation

Info

Publication number: CN215296741U
Application number: CN202121272122.8U
Authority: CN
Inventors: 李静; 王校奇; 黄建
Original assignee: Guangdong Guosheng Engineering Project Management Co ltd
Current assignee: Guangdong Guosheng Engineering Project Management Co ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2021-12-24
Anticipated expiration: 2031-06-08

Abstract

The utility model discloses an electronic geotome for engineering investigation, comprising a base plate, the logical groove of sample has been seted up to the top centre of bottom plate, the middle part symmetry fixedly connected with fixed block of lateral wall about the bottom plate, two the surface device symmetry of fixed block is inlayed and is provided with first barrel, two the inner chamber of first barrel has firm lead screw, two through screw thread intermeshing respectively the top of firm lead screw is fixedly connected with handle respectively. This an electronic geotome for engineering investigation, through the first servo motor that sets up, the lift lead screw, the second spiral shell section of thick bamboo, the connecting rod, rolling bearing, second servo motor, the axis of rotation, the thief rod, cone bit, mutually supporting of auger bit can give its decurrent pressure in the thief rod rotation, the spiral characteristic of cooperation auger bit and cone bit can increase the efficiency of borrowing, multiple drive cooperation can reach the effect of quick borrowing.

Description

Electric soil sampler for engineering investigation

Technical Field

The utility model relates to an engineering reconnaissance field, in particular to electronic geotome for engineering reconnaissance.

Background

In the investigation working process, the geotome is often needed to be used, the soil sample at a certain depth below the earth surface is extracted to the ground, and the soil samples at different depths are detected, so that the geotome which is required to be used must be kept in a vertical state when in use, the problem of inaccurate sampling caused by offset of a drill cylinder in the geotome is reduced, the geotome can accurately obtain the soil sample at a certain depth when in geotome, the sampling error caused by inaccurate measurement is reduced, in the sampling process, the original state of the soil sample is necessarily kept, and after the geotome is taken out of the ground, the problem of inaccurate data measurement caused by mixing of the soil samples at different levels is prevented.

In chinese utility model patent application no: CN201721568184.7 discloses a geodetic survey geotome, the device's motor lower extreme outward flange welded fastening has annular stabilizing ring, stabilizing ring edge evenly horizontal fixed has a plurality of connecting rods, the motor lower extreme transmission is connected bores the section of thick bamboo, motor lower extreme output shaft transmission connects the transfer line of vertical setting, the transfer line lower extreme welded fastening has the apron, bore section of thick bamboo upper end outer fringe and be equipped with the ring flange, the apron edge is equipped with the screw that corresponds on the ring flange, apron lower extreme middle part is equipped with the spring, the push pedal is connected to the spring lower extreme, the push pedal stretches into bores the section of thick bamboo, the push pedal external diameter slightly is less than bores the section of thick bamboo internal diameter, the motor top is fixed with the footboard, bore section of thick bamboo outer wall cover and be equipped with the position ring board, position ring board internal diameter slightly is greater than bores a section of thick bamboo external diameter, be equipped with the holding screw on the position ring board, the motor periphery is equipped with the support, the outer tip passes through glide machanism and support sliding connection. The efficiency when the device fetches earth is lower, and the steadiness is relatively poor, and the mechanism of taking a sample is not convenient for dismantle clearance or change simultaneously.

Therefore, it is necessary to provide an electric soil sampler for engineering exploration to solve the above problems.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide an electric soil sampler for engineering investigation, which can effectively solve the problems of the background art.

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

an electric soil sampler for engineering investigation comprises a bottom plate, wherein a sampling through groove is arranged in the center of the top of the bottom plate, fixed blocks are symmetrically and fixedly connected to the middle of the left side wall and the right side wall of the bottom plate, first screw cylinders are symmetrically embedded on the outer surfaces of the two fixed blocks, the inner cavities of the two first screw cylinders are respectively engaged with stable screw rods through threads, handles are respectively and fixedly connected to the tops of the two stable screw rods, supporting longitudinal plates are symmetrically and fixedly connected to the left side and the right side of the top of the bottom plate, top plates are horizontally and fixedly connected to the tops of the two supporting longitudinal plates, first servo motors are symmetrically arranged at the left end and the right end of the top plate, the bottom output ends of the two first servo motors are respectively and rotatably connected with lifting screw rods, bottom blocks are symmetrically and fixedly connected to the lower ends of the opposite sides of the two supporting longitudinal plates, and second screw cylinders are respectively sleeved outside the lower ends of the two lifting screw rods, the two second screw cylinders are symmetrically and fixedly connected with connecting rods on opposite side walls, the two connecting rods are fixedly connected with rotating bearings on opposite sides, the rotating bearings are fixedly connected with rotating shafts on inner walls, second servo motors are arranged on the tops of the rotating shafts, sampling rods are detachably connected to the bottoms of the rotating shafts, stoppers are fixedly connected to the bottom center walls of the rotating shafts, limit grooves are formed in the top center walls of the sampling rods, first mounting blocks are symmetrically and fixedly connected to the left side wall and the right side wall of the lower end of the rotating shaft, second mounting blocks are symmetrically and fixedly connected to the left side wall and the right side wall of the upper end of each sampling rod, mounting holes are symmetrically formed in the centers of the two first mounting blocks and the two second mounting blocks respectively, bolts are meshed with the inner cavities of the two groups of mounting holes respectively through threads, and conical drill bits are arranged at the lower ends of the sampling rods, the bottom fixedly connected with auger bit of conical bit, the fixed slot has been seted up to the positive wall body of sample arm, the inner chamber of fixed slot can be dismantled and be connected with the sample drawer.

Preferably, the lower ends of the two lifting screw rods penetrate through the wall bodies at the left end and the right end of the top plate respectively, extend to the bottom lower part of the top plate and are rotatably connected with the tops of the two bottom blocks through sealing bearings respectively, and the penetrating parts of the two lifting screw rods and the top plate are provided with the sealing bearings.

Preferably, the inner walls of the two second screw cylinders are meshed with the outer walls of the two lifting screw rods through mutually matched threads respectively.

Preferably, the sampling through groove is matched with the auger bit in position, and the inner diameter of the sampling through groove is larger than the diameter of the sampling rod.

Preferably, the limiting block is matched with the limiting groove.

Preferably, the sampling drawers are multiple and are uniformly and longitudinally arranged.

Advantageous effects

Compared with the prior art, the utility model provides an electronic geotome for engineering reconnaissance possesses following beneficial effect:

1. this an electronic geotome for engineering investigation, through the first servo motor that sets up, the lift lead screw, the second spiral shell section of thick bamboo, the connecting rod, rolling bearing, second servo motor, the axis of rotation, the thief rod, cone bit, mutually supporting of auger bit can give its decurrent pressure in the thief rod rotation, the spiral characteristic of cooperation auger bit and cone bit can increase the efficiency of borrowing, multiple drive cooperation can reach the effect of quick borrowing.

2. This an electronic geotome for engineering investigation, first installation piece, second installation piece, bolt, mounting hole, stopper, the spacing groove through setting up mutually support can make things convenient for the installation and the dismantlement of thief rod to the convenience is changed or is clean the thief rod.

3. This an electronic geotome for engineering investigation through mutually supporting of the firm lead screw that sets up, first spiral shell section of thick bamboo, handle, fixed block can be fixed the bottom plate when borrowing to the steadiness of bottom plate when having increased the sample.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged view of the point A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the point B of FIG. 1 according to the present invention;

fig. 4 is a schematic structural diagram of the joint of the rotation shaft and the sampling rod of the present invention.

In the figure: 1. a screw rod is stabilized; 2. a first barrel; 3. a handle; 4. a base plate; 5. supporting the longitudinal plate; 6. a connecting rod; 7. a top plate; 8. a first servo motor; 9. a rotating bearing; 10. a second servo motor; 11. a lifting screw rod; 12. a second barrel; 13. a sampling through groove; 14. a bottom block; 15. a fixed block; 16. a rotating shaft; 17. a sampling rod; 18. fixing grooves; 19. a sampling drawer; 20. a first mounting block; 21. a second mounting block; 22. a bolt; 23. a conical drill bit; 24. a helical drill bit; 25. mounting holes; 26. a limiting block; 27. a limiting groove.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in figures 1-4, an electric soil sampler for engineering investigation comprises a bottom plate 4, a sampling through groove 13 is arranged in the center of the top of the bottom plate 4, the sampling through groove 13 is matched with a spiral drill bit 24, the inner diameter of the sampling through groove 13 is larger than the diameter of a sampling rod 17, fixed blocks 15 are symmetrically and fixedly connected to the middle of the left side wall and the right side wall of the bottom plate 4, first screw cylinders 2 are symmetrically embedded on the outer surface devices of the two fixed blocks 15, stabilizing screw rods 1 are respectively engaged with the inner cavities of the two first screw cylinders 2 through threads, handles 3 are respectively fixedly connected to the tops of the two stabilizing screw rods 1, the bottom plate 4 can be fixed during soil sampling through the mutual matching of the stabilizing screw rods 1, the first screw cylinders 2, the handles 3 and the fixed blocks 15, so that the stability of the bottom plate 4 during sampling is increased, and supporting longitudinal plates 5 are symmetrically and fixedly connected to the left side and the right side of the top of the bottom plate 4, the top parts of the two supporting longitudinal plates 5 are horizontally and fixedly connected with a top plate 7, the left end and the right end of the top part of the top plate 7 are symmetrically provided with first servo motors 8, the bottom output ends of the two first servo motors 8 are respectively and rotatably connected with lifting screw rods 11, the lower ends of the two lifting screw rods 11 respectively penetrate through the wall bodies at the left end and the right end of the top plate 7, extend to the bottom part of the top plate 7 and are respectively and rotatably connected with the top parts of two bottom blocks 14 through sealing bearings, the penetrating parts of the two lifting screw rods 11 and the top plate 7 are provided with the sealing bearings, the lower ends of the opposite sides of the two supporting longitudinal plates 5 are symmetrically and fixedly connected with the bottom blocks 14, the outer parts of the lower ends of the two lifting screw rods 11 are respectively sleeved with second screw cylinders 12, the inner walls of the two second screw cylinders 12 are respectively and mutually meshed with the outer walls of the two lifting screw rods 11 through mutually matched threads, and the wall body at the opposite side of the two second screw cylinders 12 is symmetrically and fixedly connected with connecting rods 6, the opposite sides of the two connecting rods 6 are fixedly connected with rotating bearings 9, the inner walls of the rotating bearings 9 are fixedly connected with rotating shafts 16, the tops of the rotating shafts 16 are provided with second servo motors 10, the bottoms of the rotating shafts 16 are detachably connected with sampling rods 17, the center wall bodies of the bottoms of the rotating shafts 16 are fixedly connected with limiting blocks 26, the limiting blocks 26 are matched with the limiting grooves 27, the center wall bodies of the tops of the sampling rods 17 are provided with limiting grooves 27, the left side wall and the right side wall of the lower end of each rotating shaft 16 are symmetrically and fixedly connected with first mounting blocks 20, the left side wall and the right side wall of the upper end of each sampling rod 17 are symmetrically and fixedly connected with second mounting blocks 21, mounting holes 25 are symmetrically formed in the centers of the two first mounting blocks 20 and the two second mounting blocks 21 respectively, the inner cavities of the two sets of mounting holes 25 are meshed with bolts 22 through threads, and the first mounting blocks 20, the second mounting blocks 21, the bolts 22 are arranged through threads, The mounting hole 25, the limiting block 26 and the limiting groove 27 are matched with each other to facilitate the mounting and dismounting of the sampling rod 17, thereby facilitating the replacement or cleaning of the sampling rod 17, the lower end of the sampling rod 17 is provided with the conical drill bit 23, the bottom of the conical drill bit 23 is fixedly connected with the spiral drill bit 24, the sampling rod 17 can be given downward pressure while the sampling rod 17 rotates by the arranged first servo motor 8, the lifting screw rod 11, the second screw cylinder 12, the connecting rod 6, the rotating bearing 9, the second servo motor 10, the rotating shaft 16, the sampling rod 17, the conical drill bit 23 and the spiral drill bit 24 being matched with each other to enable the sampling rod 17 to rotate, the efficiency of soil taking can be increased by matching the spiral characteristics of the spiral drill bit 24 and the conical drill bit 23, the front wall body of the sampling rod 17 is provided with the fixing groove 18, the inner cavity of the fixing groove 18 can be detachably connected with the sampling drawer 19, the sampling drawers 19 are multiple, and the sampling drawers 19 are uniformly and longitudinally arranged.

The first embodiment is as follows: the left and right sides of sampling drawer 19 is provided with buckle subassembly, and buckle subassembly includes spring, fixture block, draw-in groove, and buckle subassembly's setting is convenient for getting of sampling drawer 19 and is put to make things convenient for taking out of soil sample.

The second embodiment is as follows: the top front end of bottom plate 4 is provided with soil sample receiving mechanism, and soil sample receiving mechanism is including storage box to and storage box top is provided with sealed lid, and the front end of sealed lid is provided with the buckle, and soil sample receiving mechanism's setting is convenient for carry out interim depositing, the subsequent use of being convenient for to soil sample.

It should be noted that, the utility model relates to an electric soil sampler for engineering investigation, when in use, the mutual cooperation of the first servo motor 8, the lifting screw rod 11, the second screw cylinder 12, the connecting rod 6, the rolling bearing 9, the second servo motor 10, the rotating shaft 16, the sampling rod 17, the conical bit 23 and the spiral bit 24 can give downward pressure to the sampling rod 17 while the sampling rod 17 rotates, the efficiency of soil sampling can be increased by matching the spiral characteristics of the spiral bit 24 and the conical bit 23, the multiple driving cooperation can achieve the effect of rapid soil sampling, specifically, the first servo motor 8 and the second servo motor 10 are started, the two lifting screw rods 11 rotate under the driving of the first servo motor 8, the two second screw cylinders 12 drive the two connecting rods 6 to move downwards under the driving of the two lifting screw rods 11, and then the two connecting rods 6 drive the rolling bearing 9 to move downwards, the sampling rod 17 is driven by the second servo motor 10 to rotate, then the auger bit 24 fetches soil through the sampling through groove 13, soil samples can enter the inner cavities of the plurality of sampling drawers 19, the second servo motor 10 is closed after sampling is completed, the rotating direction of the first servo motor 8 is adjusted, and the sampling rod 17 is pulled out of the soil, the first mounting block 20, the second mounting block 21, the bolt 22, the mounting hole 25, the limiting block 26 and the limiting groove 27 are matched with each other, so that the sampling rod 17 can be conveniently mounted and dismounted, the sampling rod 17 can be conveniently replaced or cleaned, wherein the limiting block 26 and the limiting groove 27 can avoid loosening, the bottom plate 4 can be fixed when the soil is taken out due to the mutual matching of the stable screw rod 1, the first screw cylinder 2, the handle 3 and the fixing block 15, thereby the steadiness of bottom plate 4 when having increased the sample, it is specific, place bottom plate 4 when borrowing earth ground clockwise two handles 3 of rotation make two firm lead screws 1 the lower extreme prick into ground can.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An electric geotome for engineering investigation, comprising a base plate (4), characterized in that: the sampling through groove (13) is arranged in the center of the top of the bottom plate (4), the middle of the left side wall and the right side wall of the bottom plate (4) is symmetrically and fixedly connected with fixed blocks (15), the outer surface devices of the two fixed blocks (15) are symmetrically embedded with first screw cylinders (2), the inner cavities of the two first screw cylinders (2) are respectively meshed with stable screw rods (1) through threads, the tops of the two stable screw rods (1) are respectively and fixedly connected with handles (3), the left side and the right side of the top of the bottom plate (4) are symmetrically and fixedly connected with supporting longitudinal plates (5), the top of the two supporting longitudinal plates (5) is horizontally and fixedly connected with a top plate (7), the left end and the right end of the top plate (7) are symmetrically provided with first servo motors (8), and the bottom output ends of the two first servo motors (8) are respectively and rotatably connected with lifting screw rods (11), two lower extreme symmetry fixedly connected with bed block (14) of the relative one side of support vertical plate (5), two the lower extreme outside of lift lead screw (11) is equipped with second barrel (12) respectively, two relative lateral wall body symmetry fixedly connected with connecting rod (6) of second barrel (12), two relative one side fixedly connected with rolling bearing (9) of connecting rod (6), the inner wall fixedly connected with axis of rotation (16) of rolling bearing (9), the top of axis of rotation (16) is provided with second servo motor (10), the bottom of axis of rotation (16) can be dismantled and be connected with sample bar (17), the bottom centre wall body fixedly connected with stopper (26) of axis of rotation (16), spacing groove (27) have been seted up to the centre wall body in top of sample bar (17), lateral wall symmetry fixedly connected with first installation piece (20) about axis of rotation (16) lower extreme, left and right sides wall symmetry fixedly connected with second installation piece (21), two of thief rod (17) upper end centre difference symmetry of first installation piece (20) and two second installation pieces (21) has seted up mounting hole (25), and is two sets of there are bolt (22) in the inner chamber of mounting hole (25) through screw thread intermeshing respectively, the lower extreme of thief rod (17) is provided with conical bit (23), bottom fixedly connected with auger bit (24) of conical bit (23), fixed slot (18) have been seted up to the positive wall body of thief rod (17), the inner chamber of fixed slot (18) can be dismantled and be connected with sample drawer (19).

2. An electric geotome for engineering surveys as claimed in claim 1, characterized in that: the lower ends of the two lifting screw rods (11) penetrate through the wall bodies at the left end and the right end of the top plate (7) respectively, extend to the bottom lower part of the top plate (7) and are connected with the tops of the two bottom blocks (14) in a rotating mode through sealing bearings, and the penetrating positions of the two lifting screw rods (11) and the top plate (7) are provided with the sealing bearings.

3. An electric geotome for engineering surveys as claimed in claim 1, characterized in that: the inner walls of the two second screw cylinders (12) are meshed with the outer walls of the two lifting screw rods (11) through mutually matched threads.

4. An electric geotome for engineering surveys as claimed in claim 1, characterized in that: the sampling through groove (13) is matched with the auger bit (24) in position, and the inner diameter of the sampling through groove (13) is larger than the diameter of the sampling rod (17).

5. An electric geotome for engineering surveys as claimed in claim 1, characterized in that: the limiting block (26) is matched with the limiting groove (27).

6. An electric geotome for engineering surveys as claimed in claim 1, characterized in that: the sampling drawers (19) are multiple, and the sampling drawers (19) are uniformly and longitudinally arranged.