CN211081839U - Engineering geology reconnaissance sampling device - Google Patents

Abstract

The utility model discloses a sampling device for engineering geological survey in the technical field of engineering geological survey. The bottom end of the drill pipe is provided with a first drill bit, a second drill bit and a feeding port, the top is provided with a discharge chute, and the inner cavity of the drill pipe is provided with a pushing component. The assembly and the rotating assembly make the drill pipe move down and rotate, the first drill bit and the second drill bit are used for drilling and sampling, and the rock and soil enter the drill pipe through the feed port for rock and soil sampling; after the sampling is completed, the drill pipe returns to its original position, Move the push plate through the handle to separate the upper inner cavity of the drill pipe from the feed port to prevent the sample from being discharged from the feed port. At the same time, the push plate is used to move the sample up, and the sample is discharged through the discharge chute, which is easy to take out. Convenient for staff to collect samples.

Description

A kind of engineering geological survey sampling device

technical field

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

Background technique

Engineering geological survey is a geological survey and research work to identify the geological factors affecting engineering buildings. The geological factors to be surveyed include geological structures or geological structures, such as landforms, hydrogeological conditions, physical and mechanical properties of soil and rocks, Natural (physical) geological phenomena and natural building materials, etc.

The existing engineering geological survey sampling device usually adopts a rotating drill pipe for sampling, and the patent number is CN201820532368.6, a rapid core coring device for geological engineering exploration. Its structure includes a coring device body, a bottom plate, a positioning plate, and a telescopic rod. , coring motor, rotating shaft and drill pipe, the positioning plate, coring motor, rotating shaft and drill pipe are driven down by the telescopic rod, and the rotating shaft and drill pipe are rotated by the coring motor for sampling.

However, the drill pipe in the above-mentioned patent is in the shape of a straight cylinder, and sampling is carried out directly through the bottom end opening. After the sampling is completed, the drill pipe is moved upward, and the sample located at the lower part of the inner cavity of the drill pipe is very likely to fall directly during the upward movement process. , out of the drill pipe and other issues.

Based on this, the utility model designs a sampling device for engineering geological survey to solve the above problems.

Utility model content

The purpose of the present utility model is to provide a sampling device for engineering geological survey to solve the problems raised in the above background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: an engineering geological survey sampling device, comprising a base, a fixed cylinder is fixed in the middle of the top surface of the base, a guide cylinder is fixed in the middle of the top surface of the fixed cylinder, and the top surface of the base is left on the left side. There is a lifting assembly on the side, a moving plate is connected to the lifting assembly, a drill pipe is rotatably connected to the moving plate, the top of the drill pipe extends out of the moving plate, and is connected with a rotating assembly; the bottom end of the drill pipe extends through the guide cylinder into the fixed In the barrel, a conical second drill bit is fixed, the outer side of the second drill bit is provided with a cylindrical first drill bit, the bottom end of the first drill bit is provided with drill teeth along the circumferential direction, the upper side wall is inclined inward, and the top end is The drill pipe is fixedly connected, the bottom side wall of the drill pipe is uniformly provided with a plurality of feeding ports along the circumferential direction, the upper part of the drill pipe is fixed with an inclined discharge chute, and the top of the discharge chute is communicated with the inner cavity of the drill pipe. A pushing component is arranged in the inner cavity of the tube.

Preferably, the lifting assembly includes a drive box fixed on the left side of the top surface of the base, a screw rod is rotatably connected to the left side of the top surface of the drive box, a fixing rod is fixed on the right side of the top surface, and the bottom end of the screw rod extends into the drive box, and A drive motor is connected, the top of the fixed rod is fixed with a fixed plate, the top of the screw rod is rotatably connected with the fixed plate, a moving block is sleeved on the screw rod, the moving block is fixedly connected with the moving plate, and the moving block is provided with a guide hole, the fixed rod in the pilot hole.

Preferably, the rotating assembly includes a first bevel gear fixed on the top of the drill pipe, the first bevel gear is meshed with a second bevel gear, the second bevel gear is connected with a rotating motor, and the rotating motor is fixed to the moving plate.

Preferably, the pusher assembly includes a push rod disposed in the inner cavity of the drill pipe, the top end of the push rod extends out of the drill pipe, and a handle is fixed, and the bottom end of the push rod extends to the bottom of the inner cavity of the drill pipe and is fixed with a push plate, and The push plate is slidably connected with the inner cavity side wall of the drill pipe.

Preferably, the top surface of the inner cavity of the drill pipe is inclined, and the top surface of the push plate is correspondingly set as an inclined surface, and the inclination angle and direction of the top surface of the inner cavity of the drill pipe and the top surface of the push plate are the same as the discharge chute, which is convenient for pushing The plate pushes the sample out of the drill pipe and moves along the discharge chute for easy discharge and collection.

Preferably, the bottom surface and the top surface of the feeding port are inclined, and the top surface coincides with the top end of the first drill pipe, and the distance between the bottom end of the feeding port and the bottom surface of the inner cavity of the drill pipe is greater than the maximum thickness of the push plate, Allow enough space at the bottom of the drill pipe to accommodate the push plate.

Preferably, a rod groove is provided on the right side of the top surface of the base, a plate groove is communicated below the rod groove, and the left end of the plate groove is communicated with the inner cavity of the fixed cylinder, a pull rod is slidably connected in the rod groove, and the bottom end of the pull rod is connected It extends into the plate groove and is fixed with a baffle plate, and the baffle plate is slidably connected with the plate groove.

Compared with the prior art, the beneficial effects of the present utility model are: the utility model moves the device to the sampling site, moves the drill pipe down and rotates through the lifting assembly and the rotating assembly, and drills through the first drill bit and the second drill bit. Sampling, the rock and soil enters the drill pipe through the feed port for rock and soil sampling; after sampling, the drill pipe returns to its original position, and the push plate is moved by the handle to separate the upper cavity of the drill pipe from the feed port , to prevent the sample from being discharged from the feeding port, and at the same time, the sample is moved up through the push plate and discharged through the discharge chute. The sample removal is simple and convenient, so that the staff can collect the sample; When sampling, whenever the drill pipe moves down to a certain depth, the sample in the drill pipe is pushed out by the pusher assembly for collection, and then continues to move down for drilling sampling. Multiple sampling can be performed without taking the drill pipe out of the rock and soil. , which is more convenient to use.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings required for the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation of the drill pipe of the present utility model;

Fig. 3 is the structural representation of the second embodiment of the present utility model;

FIG. 4 is a schematic view of the structure of the baffle plate of the present invention.

In the accompanying drawings, the list of components represented by each number is as follows:

1-base, 101-moving wheel, 102-fixed cylinder, 103-guide cylinder, 104-plate groove, 105-rod groove, 2-drive box, 201-fixed rod, 202-screw, 203-fixed plate, 204- Moving block, 205-moving plate, 3-drilling pipe, 301-first bevel gear, 302-discharge chute, 303-first drill bit, 304-second drill bit, 305-feed port, 4-rotating motor, 401 -Second bevel gear, 5-Push rod, 501-Push plate, 502-Handle, 6-Bezel, 601-Tie rod.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. For example, based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Example 1

Please refer to the accompanying drawings, the present utility model provides a technical solution: a sampling device for engineering geological survey, comprising a base 1, a fixed cylinder 102 is fixed in the middle of the top surface of the base 1, and a guide cylinder 103 is fixed in the middle of the top surface of the fixed cylinder 102 , the left side of the top surface of the base 1 is provided with a lifting assembly, the lifting assembly is connected with a moving plate 205, the moving plate 205 is rotatably connected with a drill pipe 3, and the top of the drilling pipe 3 extends out of the moving plate 205, and is connected with a rotating assembly; The bottom end of the drill pipe 3 extends into the fixing cylinder 102 through the guide cylinder 103, and is fixed with a conical second drill bit 304. The outer side of the second drill bit 304 is provided with a cylindrical first drill bit 303. The bottom end is provided with drill teeth along the circumferential direction, the upper side wall is inclined inward, and the top end is fixedly connected with the drill pipe 3. The bottom side wall of the drill pipe 3 is evenly provided with a plurality of feeding ports 305 along the circumferential direction. An inclined discharge chute 302 is fixed on the upper part, and the top of the discharge chute 302 communicates with the inner cavity of the drill pipe 3 , and the inner cavity of the drill pipe 3 is provided with a pushing component.

The lifting assembly includes a drive box 2 fixed on the left side of the top surface of the base 1, a screw 202 is rotatably connected to the left side of the top surface of the drive box 2, a fixing rod 201 is fixed on the right side of the top surface, and the bottom end of the screw rod 202 extends into the drive box 2, a drive motor is connected, the top of the fixed rod 201 is fixed with a fixed plate 203, the top of the screw 202 is rotatably connected with the fixed plate 203, the screw 202 is sleeved with a moving block 204, and the moving block 204 is fixedly connected with the moving plate 205 , and the moving block 204 is provided with a guide hole, and the fixing rod 201 is located in the guide hole.

The rotating assembly includes a first bevel gear 301 fixed on the top of the drill pipe 3 . The first bevel gear 301 is engaged with a second bevel gear 401 , and the second bevel gear 401 is connected with a rotating motor 4 , and the rotating motor 4 is fixed to the moving plate 205 .

The pusher assembly includes a push rod 5 arranged in the inner cavity of the drill pipe 3, the top end of the push rod 5 extends out of the drill pipe 3, and a handle 502 is fixed, and the bottom end of the push rod 5 extends to the bottom of the inner cavity of the drill pipe 3 and is fixed There is a push plate 501 , and the push plate 501 is slidably connected with the inner cavity side wall of the drill pipe 3 .

The top surface of the inner cavity of the drill pipe 3 is inclined, and the top surface of the push plate 501 is correspondingly set as an inclined surface, and the inclination angle and direction of the top surface of the inner cavity of the drill pipe 3 and the top surface of the push plate 501 are the same as the discharge chute 302, It is convenient to push the sample out of the drill pipe 3 through the push plate 501 and move along the discharge chute 302 to facilitate discharging and collection.

The bottom surface and the top surface of the feeding port 305 are inclined and arranged, and the top surface coincides with the top of the first drill pipe 3 , and the distance between the bottom end of the feeding port 305 and the bottom surface of the inner cavity of the drill pipe 3 is greater than the maximum thickness, so that there is enough space at the bottom of the drill pipe 3 to accommodate the push plate 501 .

The working principle of this embodiment is as follows: move the device to the sampling location, then start the driving motor to rotate the screw 202, and drive the drill pipe 3 and the rotating assembly to move down through the moving block 204, and start the rotating motor 4 at the same time, through the first cone The transmission of the gear 301 and the second bevel gear 401 makes the drill pipe 3 rotate while moving down, and the first drill bit 303 and the second drill bit 304 are used for drilling and sampling, and the soil enters between the first drill bit 303 and the second drill bit 304, and Enter the drill pipe 3 through the feed port 305, and as the depth of the drill pipe 3 moves down, the geotechnical samples in the drill pipe 3 also increase. When the sampling is completed, the rotating motor 4 stops working, and the lifting assembly drives the drill The pipe 3 is moved up and returned to its original position, and then the push rod 5 and the push plate 501 are moved up through the handle 502, and the upper inner cavity of the drill pipe 3 is separated from the feed port 305 by the action of the push plate 501 to avoid the sample The sample is discharged from the feed port 305, and the sample is moved up through the push plate 501 and discharged through the discharge chute 302. The sample is easy and convenient to take out, so that the staff can collect the sample; During sampling, whenever the drill pipe 3 moves down to a certain depth, the rotating motor 4 stops moving, pushes out the sample in the drill pipe 3 through the pusher assembly for collection, and then continues to move down for drilling and sampling. Multiple sampling can be performed without the need for The drill pipe 3 is taken out from the rock and soil, which is more convenient to use; by setting the fixed cylinder 102, when the drill pipe 3 is restored to its original position, it provides storage protection for the first drill bit 303 and the second drill bit 304, and the guide cylinder 103 makes the drill The pipe 3 is kept in a vertical state during the downward movement to avoid the occurrence of inclination and deviation.

Embodiment 2

The structure of this embodiment is basically the same as that of the first embodiment, the difference is that a rod groove 105 is provided on the right side of the top surface of the base 1 , a plate groove 104 is communicated below the rod groove 105 , and the left end of the plate groove 104 Connected with the inner cavity of the fixing cylinder 102 , a pull rod 601 is slidably connected to the rod groove 105 , the bottom end of the pull rod 601 extends into the plate groove 104 , and a baffle 6 is fixed, and the baffle 6 is slidably connected to the plate groove 104 .

When the drill pipe 3 is not in use, the first drill bit 303 and the second drill bit 304 are located in the fixed cylinder 102, the baffle 6 is moved by the pull rod 601, and the bottom end of the fixed cylinder 102 is closed to avoid objects such as stones during the movement. Accidental entry into the stationary barrel 102 .

In the description of this specification, description with reference to the terms "one embodiment", "example", "specific example", etc. means that a specific feature, structure, material or characteristic described in connection with the embodiment or example is included in the present invention. in at least one embodiment or example. 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.

The preferred embodiments of the present invention disclosed above are only to help illustrate the present invention. The preferred embodiments do not exhaustively describe all the details, nor do they limit the invention to specific embodiments only. Obviously, many modifications and variations are possible in light of the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the present invention, so that those skilled in the art can well understand and utilize the present invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (7)

1. An engineering geological survey sampling device, comprising a base (1), characterized in that: a fixed cylinder (102) is fixed in the middle of the top surface of the base (1), and a guide is fixed in the middle of the top surface of the fixed cylinder (102). A cylinder (103), a lifting assembly is provided on the left side of the top surface of the base (1), a moving plate (205) is connected to the lifting assembly, and a drilling pipe (3) is rotatably connected to the moving plate (205), and the drilling pipe ( 3) The top end of the drill pipe (205) protrudes out of the moving plate (205), and is connected with a rotating assembly; the bottom end of the drill pipe (3) extends through the guide cylinder (103) into the fixed cylinder (102), and is fixed with a conical A second drill bit (304), the outer side of the second drill bit (304) is provided with a cylindrical first drill bit (303), the bottom end of the first drill bit (303) is provided with drill teeth along the circumferential direction, and the upper side wall faces The inner side is inclined, and the top end is fixedly connected with the drill pipe (3). There is an inclined discharge chute (302), and the top of the discharge chute (302) is communicated with the inner cavity of the drill pipe (3), and a pushing component is arranged in the inner cavity of the drill pipe (3). 2. The engineering geological survey sampling device according to claim 1, wherein the lifting assembly comprises a drive box (2) fixed on the left side of the top surface of the base (1), and the top surface of the drive box (2) is left on the left side. A screw (202) is rotatably connected to the side, a fixing rod (201) is fixed on the right side of the top surface, and the bottom end of the screw (202) extends into the driving box (2), and is connected with a driving motor, and the fixing rod (201) A fixed plate (203) is fixed on the top of the screw (202), the top of the screw (202) is rotatably connected with the fixed plate (203), a moving block (204) is sleeved on the screw (202), and the moving block (204) is connected to the moving plate (205) is fixedly connected, and the moving block (204) is provided with a guide hole, and the fixing rod (201) is located in the guide hole. 3. The sampling device for engineering geological exploration according to claim 1, wherein the rotating assembly comprises a first bevel gear (301) fixed to the top of the drill pipe (3), and the first bevel gear (301) is meshed with a first bevel gear (301). A second bevel gear (401), the second bevel gear (401) is connected with a rotating motor (4), and the rotating motor (4) is fixed to the moving plate (205). 4. The engineering geological survey sampling device according to claim 1, characterized in that: the pusher assembly comprises a push rod (5) arranged in the inner cavity of the drill pipe (3), and the top of the push rod (5) protrudes out The drill pipe (3) is fixed with a handle (502), the bottom end of the push rod (5) extends to the bottom of the inner cavity of the drill pipe (3) and a push plate (501) is fixed, and the push plate (501) It is slidably connected with the inner cavity side wall of the drill pipe (3). 5. The engineering geological survey sampling device according to claim 4, characterized in that: the top surface of the inner cavity of the drill pipe (3) is inclined and arranged, and the top surface of the push plate (501) is correspondingly arranged as an inclined surface, and The inclination angle and direction of the top surface of the inner cavity of the drill pipe (3) and the top surface of the push plate (501) are the same as those of the discharge chute (302). 6. The engineering geological survey sampling device according to claim 4, characterized in that: the bottom surface and the top surface of the feeding port (305) are inclined and arranged, and the top surface coincides with the top of the first drill pipe (3), The distance between the bottom end of the feed port (305) and the bottom surface of the inner cavity of the drill pipe (3) is greater than the maximum thickness of the push plate (501). 7. The engineering geological survey sampling device according to claim 1, characterized in that: a rod groove (105) is provided on the right side of the top surface of the base (1), and a plate groove is communicated below the rod groove (105). (104), and the left end of the plate groove (104) communicates with the inner cavity of the fixing cylinder (102), the rod groove (105) is slidably connected with a pull rod (601), and the bottom end of the pull rod (601) extends into the plate A baffle plate (6) is fixed in the groove (104), and the baffle plate (6) is slidably connected with the plate groove (104).

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