CN210603970U

CN210603970U - Novel undisturbed original soil sampling device

Info

Publication number: CN210603970U
Application number: CN201920677825.5U
Authority: CN
Inventors: 林土娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-05-22
Anticipated expiration: 2029-05-13

Abstract

The utility model discloses a novel undisturbed former dress soil sampling device, including sampling sleeve and drill bit, the fixed terminal surface that sets up under sampling sleeve of drill bit, be equipped with the thief hole in the drill bit, and the terminal surface is equipped with the opening that the thief hole matches in position size and the drill bit under the sampling sleeve, the outside of sampling sleeve is equipped with the mount of the type of falling U, and the fixed push rod motor that is equipped with of lateral wall under the upper end of mount, the output shaft fixed connection pressure bridge of push rod motor, sampling sleeve upper end opening part threaded connection has the upper cover, the upper end cover is fixed to be met with the lower terminal surface of pressure bridge both sides, be equipped with sample structure in the sampling sleeve, sample structure includes the even sampling sleeve that sets up of multiunit, every the equal fixedly connected with detachable connection handle of sampling sleeve lateral wall. The utility model discloses can draw different soil samples by layering simultaneously, improve the utility model discloses a work efficiency has ensured the accuracy of soil sampling again, all has very extensive application.

Description

Novel undisturbed original soil sampling device

Technical Field

The utility model relates to an original state soil sampling technical field especially relates to a novel undisturbed former dress soil sampling device.

Background

In the agricultural production, soil needs to be regularly detected in order to predict and guarantee the crop yield, not only the crop soil is sampled, but also the sample soil is sampled before address survey, coal mining and building construction, so that undisturbed soil sampling devices are more and more widely applied.

The original soil sampling device of traditional mode need the rotary drill bit to push down at the sampling in-process to add water or mud in the process so that the cooling and form the dado, in above-mentioned in-process because the upset of soil and the injection of mud lead to the sample to receive serious interference, and cause secondary pollution easily, and can not realize the layering and take the soil sample, the soil sample of various different layer heights mixes together, thereby leads to the sampling result inaccurate.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a thereby can't guarantee the shortcoming of the accurate nature of sample result for the unable stratified sampling of traditional original state soil sampling device, and the novel undisturbed former dress soil sampling device who provides.

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

the utility model provides a novel undisturbed former dress soil sampling device, includes sampling sleeve and drill bit, the fixed terminal surface that sets up under sampling sleeve of drill bit, be equipped with the thief hole in the drill bit, and the terminal surface is equipped with the opening that the thief hole matches in position size and the drill bit under the sampling sleeve, sampling sleeve's the outside is equipped with the mount of the type of falling U, and the fixed push rod motor that is equipped with of lateral wall under the upper end of mount, the output shaft fixed connection pressure bridge of push rod motor, sampling sleeve upper end opening part threaded connection has the cover, cover up end and the fixed meeting of terminal surface under the pressure bridge both sides, be equipped with sampling structure in the sampling sleeve, sampling structure includes the even sampling sleeve that sets up of multiunit, every the equal fixedly connected with detachable connection handle of sampling sleeve lateral wall, every the connection handle runs through sampling sleeve's lateral wall setting, the sampling sleeve lateral wall is provided with multiunit, The sampling sleeve comprises a sampling sleeve, a strip-shaped opening corresponding to the sampling sleeve, wherein a layer of circular stop block is arranged on the side wall of an inner cavity of the sampling sleeve, the circular stop block is positioned at an opening at the lower end of the sampling sleeve, a circular opening is arranged at the center of the circular stop block, the inner diameter of the circular opening is slightly larger than the outer diameter of the sampling sleeve, a pair of radial circular sliding grooves are arranged in the circular stop block, a pair of strip-shaped openings communicated with the two circular sliding grooves are arranged on the lower end face of the circular stop block, the width of each strip-shaped opening is smaller than the diameter of the circular sliding grooves, each circular sliding groove is connected with a magnetic connecting rod in a sliding manner through a circular sliding block, a semicircular sealing block is fixedly connected to the lower end face of each magnetic connecting rod, the two semicircular sealing blocks are symmetrical in position and, the improved sampling sleeve is characterized in that a power supply is arranged in the sleeve cover, the electromagnet is connected with the power supply through a wire, a pair of control double-pole double-throw switches are further arranged on the upper end face of the sleeve cover, a threaded rod is arranged at the center of the sleeve cover and connected with a rotating button through the sleeve cover, the rotating button penetrates through the sleeve cover and is fixedly connected with a rotating button, and a pressing block fixedly connected with the lower end of the threaded rod downwards extends into the sampling sleeve.

Preferably, every the one end that the connecting handle stretches out the sampling sleeve all sets up to semi-circular, and every connecting handle downside all is provided with the stopper.

Preferably, the inner side wall of the central opening of the circular block is wrapped by a rubber pad with a smooth surface.

Preferably, a plurality of groups of clamping grooves and clamping blocks which are matched in position and size are arranged on the opposite side surfaces of the two semicircular sealing blocks.

Preferably, the drill is provided in the shape of a circular truncated cone.

Preferably, a ferrule matched with the sampling tube in size is fixedly arranged at an opening of the lower side wall of the inner cavity of the sampling sleeve.

Compared with the prior art, the beneficial effects of the utility model are that: compare in traditional former dress soil sampling device, the utility model discloses a set up the sample when the multiunit sampling cylinder can realize different soil layers, and can not let multilayer soil mix together, ensured the purity of sample soil, guaranteed the accuracy of soil sample again when raising the efficiency, the circular dog and a pair of semi-circular sealed piece that sampling sleeve lower extreme opening set up carry out the shutoff to the sampling cylinder lower extreme at any time, ensured that the sample soil in the sampling cylinder can not unrestrained, the design of direct compression formula drill bit has been avoided making soil mix and lead to drawing the not enough scheduling problem of soil purity and appearing together when rotary drill bit draws soil, the utility model provides high former dress soil sampling device's extraction efficiency has very high practicality.

Drawings

Fig. 1 is the utility model provides a novel undisturbed former dress soil sampling device's schematic structure.

Fig. 2 is the utility model provides a novel undisturbed former dress soil sampling device's cross-sectional schematic diagram.

Fig. 3 is an enlarged view of a point a in fig. 1.

Fig. 4 is an enlarged view at B in fig. 1.

Fig. 5 is the utility model provides a novel undisturbed native sampling device's circular dog and semi-circular sealed piece side schematic diagram.

Fig. 6 is the utility model provides a novel undisturbed native sampling device's sealed piece of semicircle overlook schematic diagram.

In the figure: the sampling device comprises a push rod motor 1, a sampling sleeve 2, a drill bit 3, a pressure bridge 4, a sleeve cover 5, a turn button 6, a threaded rod 7, a sampling cylinder 8, a connecting handle 9, a strip-shaped opening 10, a circular stop block 11, a ferrule 12, a power supply 13, an electromagnet 14, a semicircular sealing block 15, a spherical sliding block 16, a circular sliding groove 17 and a fixing frame 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-6, a novel undisturbed original soil sampling device comprises a sampling sleeve 2 and a drill bit 3, wherein the drill bit 3 is fixedly arranged on the lower end surface of the sampling sleeve 2, the drill bit 3 is designed into a round table shape, the drill bit 3 is designed into the round table shape, so that the stress of the drill bit 3 is uniform in the process of pressing down, the pressure is prevented from being concentrated on one point, the service life of the drill bit 3 is prolonged, a sampling hole is arranged in the drill bit 3, an opening with the position size matched with the sampling hole in the drill bit 3 is arranged on the lower end surface of the sampling sleeve 2, soil to be sampled can be pressed into the sampling sleeve 2 along the hollow part of the drill bit 3, an inverted U-shaped fixing frame 18 is arranged on the outer side of the sampling sleeve 2, a push rod motor 1 is fixedly arranged on the lower side wall of the upper end of the fixing frame 18, an output shaft of, the upper end face of the sleeve cover 5 is fixedly connected with the lower end faces of two sides of the pressing bridge 4, when a soil sample is collected, the push rod motor 1 is supported by the fixing frame 18, the output shaft of the push rod motor 1 moves downwards to push the pressing bridge 4 fixedly connected with the output shaft, the pressing bridge 4 pushes the sleeve cover 5 again, the sleeve cover 5 pushes the sampling sleeve 2 downwards, the sampling sleeve 2 gives downward pressure to the drill bit 3 to enable the drill bit 3 to move downwards, after soil is collected, the output shaft of the push rod motor 1 drives the pressing bridge 4 fixedly connected with the output shaft to drive the whole sampling device to ascend, a sampling structure is arranged in the sampling sleeve 2 and comprises a plurality of groups of sampling cylinders 8 which are uniformly arranged, the side wall of each sampling cylinder 8 is fixedly connected with a detachable connecting handle 9, each connecting handle 9 penetrates through the side wall of the sampling sleeve 2, and the side wall of the sampling sleeve 2 is provided with a plurality of groups matched with the, The corresponding strip-shaped opening 10 of position, the one end that every connecting handle 9 stretches out of the sampling sleeve 2 is set up into the semicircle, the end of connecting handle 9 has no edge, avoid the finger injury when the operating personnel uses, and every connecting handle 9 underside has stoppers, when the stopper is supported against the sampling sleeve 2 outer wall, the opening of the lower end of the sampling tube 8 is just inserted into the ferrule 12 at this moment, the stopper prevents the connecting handle 9 from stretching into the sampling sleeve 2 too much and playing the role of marking, the sidewall of the inner cavity of the sampling sleeve 2 has a layer of round block 11, and the round block 11 is located at the opening of the lower end of the sampling tube 8, the round block 11 center has round opening, the round opening inner diameter is slightly larger than the outer diameter of the sampling tube 8, the round block 11 can support the sampling tube 8 waiting to sample on one hand, on the other hand can also seal the lower end of the sampling tube 8 filled with, the soil sample remained in the sampling cylinder 8 is ensured, the inner side wall of the central opening of the circular stop block 11 is wrapped by a rubber pad with a smooth surface, the arrangement of the smooth rubber pad can facilitate the sampling cylinder 8 to contract back and forth at the central opening of the circular stop block 11, no large friction occurs, and the use is influenced, a pair of radial circular sliding chutes 17 are arranged in the circular stop block 11, the lower end surface of the circular stop block 11 is provided with a pair of rectangular openings communicated with the two circular sliding chutes 17, the width of each rectangular opening is smaller than the diameter of the circular sliding chute 17, each circular sliding chute 17 is slidably connected with a magnetic connecting rod through a spherical sliding block 16, the magnetism of each magnetic connecting rod is opposite to that of the corresponding electromagnet 14, the lower end surface of each magnetic connecting rod is fixedly connected with a semicircular sealing block 15, after the electromagnets 14 are electrified, the magnetic connecting rods drive the semicircular sealing blocks 15 to be close to each other under the action of the repulsion, thereby sealing the opening at the lower end of the sampling tube 8, the opposite side surfaces of the two semicircular sealing blocks 15 are provided with a plurality of groups of clamping grooves and clamping blocks with matched positions and sizes, the arrangement of the clamping blocks and the clamping grooves can ensure that the two semicircular sealing blocks 15 are attached, thereby having better sealing effect, the width of the clamping grooves is larger than that of the clamping blocks, thereby not only ensuring the attachment of the two semicircular sealing blocks 15, but also ensuring the separation of the two semicircular sealing blocks 15 when the two semicircular sealing blocks 15 are subjected to external force, the two semicircular sealing blocks 15 have symmetrical positions and consistent sizes, the inner walls at the two sides of the sampling sleeve 2 are also embedded with electromagnets 14 with opposite polarities corresponding to the positions of the magnetic connecting rods, a power supply 13 is arranged in the sleeve cover 5, the electromagnets 14 are connected with the power supply 13 through wires, the upper end surface of the sleeve cover 5 is also provided with a pair of control double-pole double, and 7 lower extremes of threaded rod stretch into 2 internal fixedly connected with compact heap of sampling tube downwards, after the rigidity of a sampling tube 8, rotate knob 6, the compact heap downstream under the drive of threaded rod 7, thereby compress tightly lateral wall on the sampling tube 8, the position of sampling tube 8 is also fixed thereupon this moment, when needing to be changed sampling tube 8, unscrew threaded rod 7 through knob 6, change next sampling tube 8 repeated operation alright, 2 inner chamber side wall openings of sampling tube are fixed and are equipped with lasso 12 that size and sampling tube 8 match, 8 lower extreme positions of sampling tube can be blocked in the setting of lasso 12, thereby fix sampling tube 8 better, ensure the in-process of compact heap pushing down, sampling tube 8 can not the drunkenness.

In the utility model, the connecting handle 9 is pushed to lead the lower end of the sampling cylinder 8 to pass through the opening of the circular stop block 11 and then to be blocked with the ferrule 12 arranged on the lower side wall of the inner cavity of the sampling sleeve 2, at the moment, the lower side wall of the connecting handle 9 is abutted against the lower side wall of the strip-shaped opening 10, the limit block arranged on the lower side wall of the connecting handle 9 is blocked with the outer side wall of the sampling sleeve 2, the rotating button 6 is rotated to lead the pressing block at the lower end of the threaded rod 7 to be pressed against the upper side wall of the sampling cylinder 8 to fix the sampling cylinder 8, then the push rod motor 1 fixed on the fixing frame 18 is started, the direct-pressure type drill bit 3 moves downwards, the first layer soil sample is extruded into the sampling cylinder 8, then a group of blades in the double-pole double-throw switch on the sleeve cover 5 is closed, the semicircular sealing block 15 at the lower end of the inner cavity of the sampling, and (3) returning the first sampling cylinder 8 to the original position, opening one group of blades of the double-pole double-throw switch, closing the other group of blades, separating the semicircular sealing block 15, then pushing the second connecting handle 9, clamping the lower end of the second sampling cylinder 8 with the ferrule 12 on the lower side wall of the inner cavity of the sampling sleeve 2 again, repeating the operations, and after all the sampling cylinders 8 are fully collected with soil samples, unscrewing the sleeve cover 5 by the push rod motor 1, and taking down the sampling cylinders 8.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A novel undisturbed original soil sampling device comprises a sampling sleeve (2) and a drill bit (3), wherein the drill bit (3) is fixedly arranged on the lower end face of the sampling sleeve (2), a sampling hole is formed in the drill bit (3), and an opening matched with the sampling hole in the drill bit (3) in position and size is formed in the lower end face of the sampling sleeve (2), the novel undisturbed original soil sampling device is characterized in that an inverted U-shaped fixing frame (18) is arranged on the outer side of the sampling sleeve (2), a push rod motor (1) is fixedly arranged on the lower side wall of the upper end of the fixing frame (18), an output shaft of the push rod motor (1) is fixedly connected with a pressure bridge (4), a sleeve cover (5) is in threaded connection with an opening at the upper end of the sampling sleeve (2), the upper end face of the sleeve cover (5) is fixedly connected with the lower end faces of two sides of the pressure bridge (4), a sampling structure is arranged in the sampling sleeve (, the side wall of each sampling cylinder (8) is fixedly connected with a detachable connecting handle (9), each connecting handle (9) penetrates through the side wall of the sampling sleeve (2) to be arranged, the side wall of the sampling sleeve (2) is provided with a plurality of groups of strip-shaped openings (10) which are matched with the connecting handles (9) in size and correspond to the connecting handles in position, the side wall of the inner cavity of the sampling sleeve (2) is provided with a layer of circular stop block (11), the circular stop block (11) is positioned at the opening at the lower end of the sampling cylinder (8), the center of the circular stop block (11) is provided with a circular opening, the inner diameter of the circular opening is slightly larger than the outer diameter of the sampling cylinder (8), a pair of radial circular sliding chutes (17) is arranged in the circular stop block (11), the lower end face of the circular stop block (11) is provided with a pair of rectangular openings communicated with the two circular sliding chutes (17), each circular sliding groove (17) is connected with a magnetic connecting rod in a sliding way through a circular sliding block (16), the lower end face of each magnetic connecting rod is fixedly connected with a semicircular sealing block (15), the two semicircular sealing blocks (15) are symmetrical in position and consistent in size, electromagnets (14) with opposite polarities corresponding to the positions of the magnetic connecting rods are embedded in the inner walls of the two sides of the sampling sleeve (2), a power supply (13) is arranged in the sleeve cover (5), the electromagnet (14) is connected with a power supply (13) through a lead, the upper end surface of the sleeve cover (5) is also provided with a pair of control double-pole double-throw switches, a threaded rod (7) is connected with the center of the sleeve cover (5) through threads, the threaded rod (7) penetrates through the sleeve cover (5) and is fixedly connected with a rotating button (6) upwards, and the lower end of the threaded rod (7) extends downwards into the sampling sleeve (2) and is fixedly connected with a pressing block.

2. The novel undisturbed original soil sampling device according to claim 1, wherein one end of each connecting handle (9) extending out of the sampling sleeve (2) is semicircular, and a limiting block is arranged on the lower side surface of each connecting handle (9).

3. The novel undisturbed original soil sampling device as claimed in claim 1 wherein the inner side wall of the central opening of the circular block (11) is wrapped with a rubber pad with a smooth surface.

4. The novel undisturbed original soil sampling device according to claim 1, wherein a plurality of groups of clamping grooves and clamping blocks matched in position and size are arranged on opposite sides of the two semicircular sealing blocks (15).

5. The novel undisturbed original soil sampling device according to claim 1 wherein the drill bit (3) is configured in the shape of a circular truncated cone.

6. The novel undisturbed original soil sampling device according to claim 1, wherein a ferrule (12) matched with the sampling cylinder (8) in size is fixedly arranged at the opening of the lower side wall of the inner cavity of the sampling sleeve (2).