CN220039866U

CN220039866U - Civil engineering geology sampling device

Info

Publication number: CN220039866U
Application number: CN202321099913.4U
Authority: CN
Inventors: 谢奥磊
Original assignee: Guangdong Associated Engineering Construction Co ltd
Current assignee: Guangdong Associated Engineering Construction Co ltd
Priority date: 2023-05-09
Filing date: 2023-05-09
Publication date: 2023-11-17
Anticipated expiration: 2033-05-09

Abstract

The utility model belongs to the field of civil engineering geological sampling equipment, in particular to a civil engineering geological sampling device, which comprises: the support frame, electric telescopic handle is installed at the top of support frame, electric telescopic handle's bottom fixedly connected with movable rod, the bottom rotation of movable rod is connected with first threaded rod, the bottom fixedly connected with spiral sampling rod of first threaded rod. According to the utility model, through the mutual matching of the structures such as the second threaded rod, the worm gear and the worm, the extending height of the base can be adjusted one by one, the whole device can be supported, the stability during soil drilling is improved, the whole device can be leveled when uneven ground is encountered, the spiral sampling rod is ensured to vertically sample downwards, and the phenomenon that the spiral sampling rod rotates inconveniently due to uneven stress caused by inclined sampling of the spiral sampling rod is avoided.

Description

Civil engineering geology sampling device

Technical Field

The utility model relates to the technical field of civil engineering geological sampling equipment, in particular to a civil engineering geological sampling device.

Background

In the construction of a foundation, sampling geological soil according to the region of the foundation is an important step therein. The sampling requires the use of a geological soil sampler (also known as a soil sampler). In the geological sampling of civil engineering, a soil layer with a depth of more than one meter is often required to be sampled, and the basic physical properties of soil and the vertical distribution condition of soil of undisturbed soil are required to be detected.

The prior patent (publication number: CN 218496520U) discloses a geological exploration sampling device, which can not level the whole device when sampling on uneven ground, and easily makes a sampling tube obliquely drill into the ground, so that the sampling tube is stressed unevenly in the soil, and drilling is difficult.

Disclosure of Invention

The utility model aims to provide a civil engineering geological sampling device which can be used for leveling the whole device according to actual conditions during sampling, so that a spiral sampler can sample the earth vertically.

The technical scheme adopted by the utility model is as follows:

civil engineering geological sampling device includes:

the device comprises a support frame, wherein an electric telescopic rod is arranged at the top of the support frame, a movable rod is fixedly connected to the bottom end of the electric telescopic rod, a first threaded rod is rotatably connected to the bottom end of the movable rod, a spiral sampling rod is fixedly connected to the bottom of the first threaded rod, and a threaded sleeve is fixedly connected to the support frame;

the support plate is fixedly connected to the bottom of the support frame, the top of the support plate is rotationally connected with a worm gear, the bottom of the worm gear is fixedly connected with a second threaded rod, the outer surface of the second threaded rod is in threaded connection with a base, and the side wall of the base is fixedly connected with a guide rod;

the worm is rotationally connected to the side wall of the worm wheel, and the worm wheel are meshed with each other.

Based on the technical scheme, the application principle and the generated technical effects are as follows:

when needs take a sample, at first remove the device to the position of waiting to take a sample, then make its extension through the controller start electric telescopic handle, drive movable rod and move down on the support frame, can drive first threaded rod and move down, when first threaded rod moves down, because it can carry out the corotation, thereby drive spiral sampling rod and move down and take place the corotation, can take a sample soil, and when taking a sample, drive the worm rotation through rotating the handle, and drive worm wheel rotation can drive the second threaded rod and rotate thereupon, can drive the base again and reciprocate when the second threaded rod rotates, in this way, adjust the extension height of base one by one, not only can support the device wholly, stability when can also meet uneven ground, it is leveling to the device wholly, guarantee spiral sampling rod perpendicular ground down, avoid the spiral sampling rod slope to take a sample, lead to the atress uneven, cause spiral sampling rod rotation inconvenience.

The present utility model may be further configured in a preferred example to: the sliding blocks are fixedly connected to the two ends of the movable rod, and sliding grooves matched with the sliding blocks are formed in the inner wall of the supporting frame.

The present utility model may be further configured in a preferred example to: the screw thread cover both sides fixedly connected with connecting rod, connecting rod sliding connection is on the support frame, and the mutual adaptation between screw thread cover and the first threaded rod.

The present utility model may be further configured in a preferred example to: the spiral sampling rod comprises a sampling part and a drilling part, the drilling part is arranged below the sampling part, the spiral radius of the sampling part is equal, and the spiral radius of the drilling part gradually decreases from top to bottom.

The present utility model may be further configured in a preferred example to: the top of backup pad is installed the controller, and electric connection between controller and the electric telescopic handle.

The present utility model may be further configured in a preferred example to: the containing box is installed at the top of backup pad, and worm, worm wheel rotate the inside of connecting at the containing box.

The present utility model may be further configured in a preferred example to: the second threaded rod penetrates through the supporting plate to be arranged, and a threaded hole matched with the second threaded rod is formed in the center of the base.

The present utility model may be further configured in a preferred example to: the guide rod is arranged through the support plate.

The noun, conjunctive or adjective parts referred to in the above technical solutions are explained as follows:

by fixed connection is meant a connection without any relative movement after the parts or components are fixed. The device is divided into a detachable connection type and a non-detachable type.

(1) The detachable connection is to fix the parts together by using screws, splines, wedge pins and the like. The connection mode can be disassembled during maintenance, and parts cannot be damaged. The connector used must be of the correct size (e.g. length of bolt, key) and tightened properly.

(2) The non-detachable connection mainly refers to welding, riveting, tenon passing matching and the like. Because the parts can be disassembled only by forging, sawing or oxygen cutting during maintenance or replacement, the parts cannot be used for a second time generally. Meanwhile, during connection, attention should be paid to process quality, technical detection and remedial measures (such as correction, polishing and the like);

the movable connection refers to a connection with relative movement after fixing the parts or components.

The technical scheme of the utility model has the following beneficial technical effects:

1. according to the utility model, through the mutual matching of the structures such as the second threaded rod, the worm gear and the worm, the extending height of the base can be adjusted one by one, the whole device can be supported, the stability during soil drilling is improved, the whole device can be leveled when uneven ground is encountered, the spiral sampling rod is ensured to vertically sample downwards, and the phenomenon that the spiral sampling rod rotates inconveniently due to uneven stress caused by inclined sampling of the spiral sampling rod is avoided.

2. In the utility model, the self-locking performance is provided between the worm wheel and the worm, and the self-locking performance is provided between the second threaded rod and the base, so that after the adjustment of the base is finished, the stability of the base is greatly enhanced, the base is not offset due to overlarge bearing capacity, and the overall stability of the device during sampling is further enhanced.

Drawings

FIG. 1 is a schematic perspective view of the overall structure of the present utility model;

FIG. 2 is a schematic perspective view of a screw sampling rod structure according to the present utility model;

fig. 3 is a schematic perspective view of a second threaded rod structure according to the present utility model.

Reference numerals:

1. a support frame; 2. an electric telescopic rod; 3. a movable rod; 4. a first threaded rod; 5. a thread sleeve; 6. a spiral sampling rod; 61. a sampling unit; 62. a drilling part; 7. a support plate; 8. a worm wheel; 9. a second threaded rod; 10. a base; 11. a guide rod; 12. a worm; 13. a chute; 14. a connecting rod; 15. a controller; 16. a storage box; 17. and (3) a threaded hole.

Detailed Description

The following description of the technical solutions in the embodiments of the present disclosure will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present disclosure, and it is apparent that the described embodiments are only some embodiments of the present disclosure, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments in this disclosure without inventive faculty, are intended to fall within the scope of this disclosure. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

Embodiments of a geotechnical sampling device for soil sampling according to the present utility model are described herein with reference to fig. 1 to 3. Specifically, the soil sampling device is constructed as an integral structure having three components, namely, a support frame 1, a support plate 7, and a worm 12. Through the mutual cooperation of the structures such as the second threaded rod 9, the worm wheel 8 and the worm 12, the stretching height of the base 10 can be adjusted one by one, the whole device can be supported, the stability during soil drilling is improved, the whole device can be leveled when uneven ground is encountered, the spiral sampling rod 6 is guaranteed to vertically downwards sample, the inclined sampling of the spiral sampling rod is avoided, uneven stress is caused, and the spiral sampling rod 6 is inconvenient to rotate.

Referring to fig. 1, the civil engineering geological sampling device provided by the present utility model includes:

the device comprises a support frame 1, wherein an electric telescopic rod 2 is arranged at the top of the support frame 1, a movable rod 3 is fixedly connected to the bottom end of the electric telescopic rod 2, a first threaded rod 4 is rotatably connected to the bottom end of the movable rod 3, a spiral sampling rod 6 is fixedly connected to the bottom of the first threaded rod 4, and a threaded sleeve 5 is fixedly connected to the support frame 1;

the support plate 7 is fixedly connected to the bottom of the support frame 1, the top of the support plate 7 is rotatably connected with a worm wheel 8, the bottom of the worm wheel 8 is fixedly connected with a second threaded rod 9, the outer surface of the second threaded rod 9 is in threaded connection with a base 10, and the side wall of the base 10 is fixedly connected with a guide rod 11;

the worm 12, the worm 12 is connected on the sidewall of the worm wheel 8 in a rotating way, and the worm 12 and the worm wheel 8 are meshed with each other.

The electric telescopic rod 2 is mainly used for providing a power source for the movable rod 3 and driving the movable rod 3 to move up and down, in some embodiments, the electric telescopic rod 2 can be alternatively arranged as a hydraulic rod, aiming at the technical scheme of the utility model, the electric telescopic rod 2 is mainly powered by an external power supply, the top of the supporting plate 7 is provided with a controller 15, the controller 15 is electrically connected with the electric telescopic rod 2, and the electric telescopic rod 2 can be controlled to carry out telescopic adjustment through the controller 15.

The movable rod 3 is mainly used for driving the spiral sampling rod 6 to move up and down, and is matched with the threaded sleeve 5 to drive the spiral sampling rod 6 to rotate forward or reversely, in some embodiments, the movable rod 3 can be rectangular or cylindrical, according to the technical scheme of the utility model, the movable rod 3 is rectangular, two ends of the movable rod 3 are fixedly connected with sliding blocks (not shown in the figure), sliding grooves 13 matched with the sliding blocks are formed in the inner wall of the supporting frame 1, and the stability of the movable rod 3 is conveniently enhanced when the movable rod 3 moves by utilizing the sliding blocks and the sliding grooves 13.

The guide rod 11 is mainly used for providing guidance for the base 10 when it moves up and down, and in some embodiments, the guide rod 11 may be configured in a cylindrical shape, a prismatic shape or a square shape, and for the technical solution of the present utility model, the guide rod 11 is configured in a cylindrical shape, and the guide rod 11 is disposed through the support plate 7, so that the base 10 can be guided by the guide rod 11, and the base 10 can be prevented from rotating along with the second threaded rod 9.

Specifically, when needs take a sample, firstly move the device to the position of waiting to take a sample, then start electric telescopic handle 2 through controller 15 and make its extension, drive movable rod 3 and move down on support frame 1, can drive first threaded rod 4 and move down, when first threaded rod 4 moves down, because the effect of screw thread cover 5 can carry out forward rotation, thereby drive spiral sampling rod 6 and move down and take place forward rotation, can take a sample to soil, and when taking a sample, drive worm 12 through rotating the commentaries on classics handle and rotate and drive worm wheel 8 through worm 12 and rotate and can drive second threaded rod 9 and rotate along with it, can drive base 10 and reciprocate when second threaded rod 9 rotates, in this way, adjust the extension height of base 10 one by one, not only can support the device is whole, stability when improving the soil drilling, can also be when meetting uneven ground, guarantee spiral sampling rod 6 and take a sample perpendicularly ground, avoid the slope of screw thread sampling rod to take a sample, lead to the atress uneven, cause spiral sampling rod 6 to rotate inconveniently.

The screw thread cover 5 both sides fixedly connected with connecting rod 14, connecting rod 14 sliding connection is on support frame 1, and the mutual adaptation between screw thread cover 5 and the first threaded rod 4, can drive screw thread cover 5 and remove to the bottom of support frame 1 when first threaded rod 4 moves down, when screw thread cover 5 can not move again, first threaded rod 4 moves down again just can take place to rotate under the effect of screw thread cover 5, thereby drive screw thread sampling rod 6 and rotate and carry out soil sampling operation, when first threaded rod 4 moves up, it can drive screw thread cover 5 and slide on support frame 1, first threaded rod 4 and screw thread sampling rod 6 all can not take place to rotate at this moment, can upwards bring out the soil of boring, make things convenient for the staff to gather the soil sample, it is that connecting rod 14 and spout 13 looks adaptation at screw thread cover 5 both ends, slide from top to bottom in spout 13 through connecting rod 14, thereby make screw thread cover 5 reciprocate.

Spiral sampling pole 6 includes sampling portion 61 and bores portion 62, bores portion 62 setting in the below of sampling portion 61, and sampling portion 61 spiral radius equals, bores portion 62 spiral radius and reduces from last down gradually, and through the portion 62 that bores that sets up not only can be better carry out the broken soil to soil surface's gravel layer, makes things convenient for sampling portion 61 to last down to take a sample, still is convenient for prevent to bore gravel when soil and causes the destruction to sampling portion 61.

The containing box 16 is installed at the top of backup pad, and worm wheel 8 rotates the inside of connecting at containing box 16, and the one end of worm 12 is rotated through the bearing and is connected on the inner wall of containing box 16, and the other end runs through the protective housing and lays, and the one end that worm 12 runs through the protective housing still is provided with the commentaries on classics handle.

The second threaded rod 9 runs through the backup pad 7 and lays, and the central point of base 10 put offered the screw hole 17 with the 9 looks adaptations of second threaded rod, when the second threaded rod 9 rotates, can drive the base 10 and reciprocate through the screw hole 17 that sets up, through the extension height of each base 10 of individual adjustment, be convenient for leveling the device as a whole according to the topography, spiral sampling rod 6 takes place the skew when avoiding the earth boring sample, it is to be noted, owing to have self-locking performance between worm wheel 8 and the worm 12, have self-locking performance between second threaded rod 9 and the base 10, consequently after the base 10 adjustment is accomplished, its stability can strengthen greatly.

The bottom of backup pad 7 installs the gyro wheel, and the quantity of gyro wheel is four, utilizes the gyro wheel to be convenient for remove the device is whole.

The utility model provides a civil engineering geological sampling device which is further described below with reference to the accompanying drawings and the implementation modes.

Civil engineering geological sampling device includes:

The working principle and the using flow of the utility model are as follows: firstly, the device is moved to a position to be sampled, then the worm 12 is driven to rotate through the rotating handle, the worm wheel 8 is driven to rotate through the worm 12 to drive the second threaded rod 9 to rotate along with the worm, when the second threaded rod 9 rotates, the base 10 is driven to move up and down, in this way, the extending height of the base 10 is adjusted one by one, the whole device is leveled, the spiral sampling rod 6 is vertical to the ground to be sampled, then the electric telescopic rod 2 is started to extend through the controller 15, the movable rod 3 is driven to move downwards on the supporting frame 1, the first threaded rod 4 can be driven to move downwards, when the first threaded rod 4 moves downwards, the first threaded rod 4 is driven to move downwards and rotate forwards due to the effect of the threaded sleeve 5, soil can be sampled, after drilling is completed, the electric telescopic rod 2 is controlled again to shrink, the first threaded rod 4 and the spiral sampling rod 6 are driven to move upwards, and the drilled soil sample can be taken out.

In the present utility model, the term "plurality" means two or more, unless explicitly defined otherwise. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It will be understood that when an element is referred to as being "mounted," "secured" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims

1. Civil engineering geology sampling device, its characterized in that includes:

the device comprises a support frame (1), wherein an electric telescopic rod (2) is arranged at the top of the support frame (1), a movable rod (3) is fixedly connected to the bottom end of the electric telescopic rod (2), a first threaded rod (4) is rotatably connected to the bottom end of the movable rod (3), a spiral sampling rod (6) is fixedly connected to the bottom of the first threaded rod (4), and a threaded sleeve (5) is fixedly connected to the support frame (1);

the support plate (7), the bottom of backup pad (7) fixed connection in support frame (1), the top of backup pad (7) rotates and is connected with worm wheel (8), the bottom fixedly connected with second threaded rod (9) of worm wheel (8), the surface threaded connection of second threaded rod (9) has base (10), fixedly connected with guide bar (11) on the lateral wall of base (10);

and the worm (12) is rotationally connected to the side wall of the worm wheel (8), and the worm (12) and the worm wheel (8) are meshed with each other.

2. The civil engineering geological sampling device according to claim 1, wherein the two ends of the movable rod (3) are fixedly connected with sliding blocks, and the inner wall of the supporting frame (1) is provided with sliding grooves (13) matched with the sliding blocks.

3. Civil engineering geological sampling device according to claim 2, characterized in that the two sides of the threaded sleeve (5) are fixedly connected with connecting rods (14), the connecting rods (14) are connected to the support frame (1) in a sliding manner, and the threaded sleeve (5) and the first threaded rod (4) are mutually matched.

4. The civil engineering geological sampling device according to claim 2, wherein the spiral sampling rod (6) comprises a sampling part (61) and a drilling part (62), the drilling part (62) is arranged below the sampling part (61), the spiral radius of the sampling part (61) is equal, and the spiral radius of the drilling part (62) is gradually reduced from top to bottom.

5. The civil engineering geological sampling device according to claim 4, wherein the controller (15) is installed at the top of the supporting plate (7), and the controller (15) is electrically connected with the electric telescopic rod (2).

6. The civil engineering geological sampling device according to claim 5, wherein the top of the supporting plate (7) is provided with a containing box (16), and the worm (12) and the worm wheel (8) are rotatably connected inside the containing box (16).

7. Civil engineering geological sampling device according to claim 1, characterized in that the second threaded rod (9) is arranged through the support plate (7), and the central position of the base (10) is provided with a threaded hole (17) adapted to the second threaded rod (9).

8. Civil geological sampling device according to claim 7, characterized in that said guide rods (11) are laid through the support plate (7).