CN220170570U

CN220170570U - Handheld soil sampling device

Info

Publication number: CN220170570U
Application number: CN202321384540.5U
Authority: CN
Inventors: 胡鑫岚
Original assignee: Jixi County Natural Resources And Planning Bureau
Current assignee: Jixi County Natural Resources And Planning Bureau
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-12-12
Anticipated expiration: 2033-05-31

Abstract

The utility model relates to a handheld soil sampling device, and belongs to a sampling device. The device comprises a mounting bracket, a driving part arranged on the mounting bracket, a transmission rod coaxially connected with an output shaft of the driving part, and a drill bit arranged at the end part of the transmission rod, wherein handrail brackets are arranged on two sides of the mounting bracket, the device further comprises supporting components arranged on the mounting bracket, and the supporting components comprise telescopic rods symmetrically arranged on two sides of the mounting bracket and supporting frames which are connected with the telescopic rods and are far away from one end of the mounting bracket and are used for being abutted against a soil surface. The utility model has the effect of improving the stability of the sampling device and saving labor for sampling personnel.

Description

Handheld soil sampling device

Technical Field

The utility model relates to a sampling device, in particular to a handheld soil sampling device.

Background

Soil pollution is one of the environmental pollution, and the soil pollution has serious influence on crop production and people's life. In order to detect soil, a soil sampling device is required to collect the soil.

The existing soil sampling device is usually a handheld soil sampling drilling machine and comprises a mounting bracket, handrail brackets arranged on two sides of the mounting bracket, a driving motor arranged on the mounting bracket, a transmission rod coaxially connected with a motor shaft of the driving motor and a drill bit arranged at the end part of the transmission rod and used for collecting soil. The drive motor is started by a gasoline engine generator. When carrying out soil sampling, with drill bit butt at the soil surface, start driving motor, sampling personnel hold the handrail support and push down, stretch into under the soil surface along with the rotation of drill bit downwards, after the drill bit enters into certain degree of depth, lift up whole soil sampling device, soil can be along with the synchronous rising completion sampling of drill bit.

With respect to the above related art, the inventors consider that the force of the drill of the soil sampling device extending downward into the soil layer is large, the sampling device is easy to shake, and the sampling personnel only maintain the stability of the soil sampling device through the armrest support, so that the operation is laborious.

Disclosure of Invention

In order to improve the stability of the soil sampling device during sampling, the utility model provides a handheld soil sampling device.

The utility model provides a handheld soil sampling device which adopts the following technical scheme:

the utility model provides a hand-held type soil sampling device, includes the installing support, fixed mounting in the driving piece of installing support, with the output shaft coaxial coupling of driving piece and set up in the drill bit of driving lever tip, the both sides of installing support are provided with the handrail support, still including set up in the supporting component of installing support, the supporting component including the symmetry arrange in telescopic link, the connection in the telescopic link is kept away from installing support one end and be used for the braced frame of butt soil surface.

Through adopting above-mentioned technical scheme, when carrying out soil sampling, earlier with supporting component and installing support fixed connection, then sampling personnel hold the handrail support with the vertical arrangement of soil sampling device, supporting frame's bottom surface and drill bit simultaneously butt in the soil surface that waits to sample this moment, then start the driving piece and make the drill bit bore under the soil layer, the telescopic link is also adjusted along with the deep length of drill bit simultaneously, foretell soil sampling device passes through supporting frame and the butt of soil surface for the operation process when sampling is comparatively stable, makes things convenient for the sampling of soil.

Optionally, the telescopic link include first branch, with first branch slides the second branch of being connected, the one end of first branch with installing support fixed connection, the other end of first branch has been seted up and has been supplied the second branch axial slides the slip cavity.

Through adopting above-mentioned technical scheme, disclose the concrete constitution of telescopic link, the one end and the installing support fixed connection of first branch, the other end slides with the second branch and is connected, and foretell structure of sliding mode is comparatively simple, and is comparatively convenient when carrying out the installation of telescopic link.

Optionally, the depth of the sliding chamber is the same as the length of the drill bit, and the first support rod is formed with a limiting surface for the end part of the second support rod to abut against on the top wall of the sliding chamber.

Through adopting above-mentioned technical scheme, because the soil volume that the drill bit was sampled is fixed, just stops collecting soil when the drill bit goes deep into the length that surpasses self promptly, consequently the setting of spacing face can make things convenient for the measuring staff to pass through the stop of telescopic link and stretch out and draw back, knows that the sampling of drill bit finishes to reduce time waste, improved sampling efficiency.

Optionally, the first strut is provided with a damping sleeve on the side wall of the sliding chamber for abutting against the side wall of the second strut.

Through adopting above-mentioned technical scheme, be provided with the damping cover in the cavity that slides, the butt of damping cover and first branch lateral wall can be so that to the vertical downward slip of first branch play damping effect, has reduced before sampling soil, and the second branch carries out the probability that axial slided in the cavity that slides.

Optionally, the supporting frame includes with the backup pad that the second branch is connected and circumference set up in the bracing piece of backup pad bottom surface.

Through adopting above-mentioned technical scheme, disclose braced frame's concrete constitution, second branch and backup pad fixed connection, through the setting of many spinal branch vaulting poles, bracing piece and soil surface butt have realized braced frame's stabilization to sampling device.

Optionally, the second branch is kept away from the one end of first branch has seted up the installation screw, the top surface of backup pad is provided with confession installation screw complex installation double-screw bolt.

Through adopting above-mentioned technical scheme, disclose the connected mode of second branch and backup pad, adopt the connected mode of bolt, it is comparatively convenient when carrying out the connection of braced frame and second branch, and the cooperation mode joint strength of screw thread is comparatively reliable.

Optionally, the end of the support rod is provided with an insertion part for inserting into the soil layer.

Through adopting above-mentioned technical scheme, the setting of inserting portion can make the tip of bracing piece insert under the soil layer to further improve braced action of braced frame, stability when improving the sampling.

Optionally, the support assembly further comprises a reinforcing rod connecting the two first struts.

Through adopting above-mentioned technical scheme, the setting of stiffener has improved supporting component's holistic structural strength, has guaranteed that two telescopic links can stretch out and draw back simultaneously, further improves the stabilizing effect of telescopic link to the sample.

Optionally, one end of the reinforcing rod is hinged to one side wall of the first supporting rod, the other end of the reinforcing rod is provided with a fixing through hole penetrating through two sides, a fixing bolt is arranged at the fixing through hole, and the other side wall of the first supporting rod is provided with a fixing screw hole matched with the fixing bolt.

Through adopting above-mentioned technical scheme, disclose the connected mode of stiffener and two first branches, with the one end and a first branch articulated of stiffener, the other end passes through bolted connection with another first branch, realized the detachable function of stiffener for conveniently with the support component components of a whole that can function independently tear down, reduce the transportation space.

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

1. the handheld soil sampling device comprises a mounting bracket, a driving piece, a transmission rod and a drill bit, wherein the operation process during sampling is stable through the arrangement of a supporting component, and sampling personnel are labor-saving;

2. according to the utility model, through the arrangement of the limiting surface, a detection person can conveniently learn that soil sampling is completed through the abutting of the second supporting rod and the limiting surface, so that the time waste is reduced, and the sampling efficiency is improved;

3. according to the utility model, through the arrangement of the reinforcing rods, the overall structural strength of the supporting component is improved, and the two telescopic rods can be simultaneously telescopic.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present utility model.

Fig. 2 is a schematic partial cross-sectional view of an embodiment of the present utility model.

Fig. 3 is an enlarged partial schematic view at a in fig. 1.

Fig. 4 is a schematic view of the structure of the reinforcing rod in the embodiment of the present utility model.

Reference numerals illustrate: 1. a mounting bracket; 11. a bottom plate; 12. a side plate; 13. a handrail support; 2. a driving member; 3. a transmission rod; 4. a drill bit; 41. saw teeth; 42. a sampling chamber; 5. a support assembly; 51. a telescopic rod; 511. a first strut; 5111. a mounting part; 5112. a plug-in groove; 5113. a slip chamber; 5114. a limiting surface; 5115. a damping sleeve; 5116. a hinge base; 5117. fixing the screw holes; 512. a second strut; 5121. installing a screw hole; 52. a support frame; 521. a support plate; 5211. a support through hole; 5212. installing a stud; 522. a support rod; 5221. an insertion section; 53. a reinforcing rod; 531. a fixing through hole; 532. and (5) fixing bolts.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-4.

The embodiment of the utility model discloses a handheld soil sampling device.

Referring to fig. 1, a hand-held soil sampling device includes a mounting bracket 1, a driving member 2 fixedly mounted on the mounting bracket 1, a driving rod 3 coaxially connected with an output shaft of the driving member 2, a drill bit 4 arranged at the end of the driving rod 3, and a supporting component 5 arranged on the mounting bracket 1 and used for abutting against a soil surface.

Referring to fig. 1, the mounting bracket 1 has a U-shaped cross section in the vertical direction. The mounting bracket 1 includes a bottom plate 11 and side plates 12 located on both sides of the bottom plate 11. The side plate 12 is formed by bending the bottom plate 11. The driving member 2 is fixedly connected with the bottom plate 11 by bolts. The middle part of the bottom plate 11 has a through hole for the output shaft of the driving member 2 to be arranged vertically downward. In the present embodiment, the driving member 2 is a gasoline engine. The output shaft of the driving piece 2 is connected with the transmission rod 3 through a bolt. The mounting bracket 1 is further provided with a handrail bracket 13 connecting the two side plates 12 for being operated and held by a sampling person. The armrest supports 13 are provided with a pair, and the two armrest supports 13 are symmetrically arranged between the two side plates 12 and fixed by bolts.

Referring to fig. 1 and 2, one end of the drill bit 4 is fixedly connected with one end of the transmission rod 3, which is far away from the driving member 2, through a bolt. The other end of the drill bit 4 is circumferentially provided with saw teeth 41, which facilitate penetration of the drill bit 4 into soil. The drill bit 4 has a sampling chamber 42 therein for collecting soil.

Referring to fig. 1, 2 and 3, the support assembly 5 includes telescopic rods 51 symmetrically installed at both sides of the base plate 11, a support frame 52 fixedly connected to the telescopic rods 51, and a reinforcing rod 53 for connecting the two telescopic rods 51. The telescopic rod 51 comprises a first strut 511 and a second strut 512 slidingly connected with the first strut 511. One end of the first strut 511 has a mounting portion 5111 for mounting to the base plate 11. The pivot portion is formed by bending the first support bar 511 in the horizontal direction. The end of the mounting portion 5111 has an insertion groove 5112 for insertion with the side wall of the base plate 11. The mounting portion 5111 is fixedly connected to the bottom plate 11 by bolts, and the bolts sequentially pass through one end side wall of the mounting portion 5111, the bottom plate 11, and the other end side wall of the mounting portion 5111. The other end of the first strut 511 is provided with a sliding chamber 5113 in which the second strut 512 is slidably disposed.

Referring to fig. 2, the first strut 511 has a stopper surface 5114 on the top wall of the slide chamber 5113, against which the end of the second strut 512 abuts. Wherein the depth of the slip chamber 5113, i.e. the distance from the opening of the slip chamber 5113 to the top wall of the slip chamber 5113 is the same as the length of the drill bit 4. When the drill bit 4 goes deep downward, the second supporting rod 512 slides axially in the sliding chamber 5113 and abuts against the limiting surface 5114, the sampling personnel can know that the drill bit 4 is completely sampled by observing the expansion rod 51 to stop expansion, and at this time, the sampling device can be lifted upward, so that the sampling efficiency is improved. The first strut 511 is further provided with a damping sleeve 5115 on a side wall of the sliding chamber 5113 for abutting against a side wall of the second strut 512. The width of the damping sleeve 5115 is the same as the depth of the slip chamber 5113. When the second support rod 512 is placed in the sliding chamber 5113, the damping sleeve 5115 can play a damping role in sliding of the second support rod 512 in the sliding chamber 5113, so that the probability that the second support rod 512 is separated from the sliding chamber 5113 is reduced.

Referring to fig. 1 and 2, the support frame 52 includes a support plate 521 for mounting the second support bar 512 and a plurality of support bars 522 provided at the bottom surface of the support plate 521. The support plate 521 is annular as a whole, and a support through hole 5211 through which the drill 4 passes is formed in the middle of the support plate 521. Two mounting studs 5212 are symmetrically provided on the top surface of the support plate 521. The mounting stud 5212 and the support plate 521 may be fixedly connected by bolts or welding. The end surface of the second strut 512 remote from the first strut 511 has a mounting screw 5121 in threaded engagement with a mounting stud 5212. When in transportation, the telescopic rod 51 and the supporting frame 52 can be detached, so that the transportation is convenient, and the connection strength is reliable in a threaded fit mode.

Referring to fig. 1 and 2, the support bar 522 is circumferentially disposed at the outer edge of the bottom surface of the support plate 521, and the support bar 522 is fixedly connected with the support plate 521 by welding. In the present embodiment, the bottom surface of the support plate 521 has four support rods 522, and the four support rods 522 are circumferentially spaced apart from the bottom surface of the support plate 521. The bottom of the support bar 522 further has an insertion portion 5221 for being inserted into a soil layer. The insertion portion 5221 is tapered away from the support plate 521, so that the insertion portion 5221 of the support rod 522 is inserted into the soil layer during sampling, thereby further improving the stability of the support assembly 5.

Referring to fig. 1, 2 and 4, reinforcing rods 53 are positioned at the top of the sliding chambers 5113 in the two first struts 511 for reinforcing the overall structural strength of the support assembly 5. One end of the reinforcing rod 53 is rotatably hinged to one of the first struts 511, and the first struts 511 have a hinge seat 5116 in which the end of the reinforcing rod 53 is disposed. The reinforcing rod 53 is connected to the hinge seat 5116 through a hinge shaft. The other end of the reinforcing rod 53 has fixing through holes 531 penetrating through both side end surfaces, and fixing bolts 532 are arranged at the fixing through holes 531. The fixed screw 5117 for the screw-thread fit of the fixing bolt 532 is provided on the side wall of the other first supporting rod 511, so that one end of the reinforcing rod 53 with the fixing through hole 531 can be detachably connected with the first supporting rod 511 for conveniently detaching the reinforcing rod 53 from the first supporting rod 511, thereby reducing the occupied space of the supporting component 5 during transportation and facilitating transportation.

The implementation principle of the handheld soil sampling device provided by the embodiment of the utility model is as follows: before soil sampling, the second support rod 512 is inserted into the sliding chamber 5113 of the first support rod 511, the mounting screw holes 5121 of the second support rod 512 are fixedly matched with the mounting studs 5212 of the support plate 521, then the two first support rods 511 are respectively mounted on two sides of the bottom plate 11, finally the fixing through holes 531 of the reinforcing rods 53 are aligned with the fixing screw holes 5117 of the first support rod 511, and the fixing bolts 532 are inserted into the fixing screw holes 5117 to realize the mounting of the reinforcing rods 53; during sampling, a sampling person holds the armrest support 13, the drill bit 4 is abutted with the soil surface, the insertion part 5221 of the support rod 522 stretches into the soil layer, the driving piece 2 is started, the sampling person downwards presses the drill bit 4 to stretch into the soil layer, the telescopic rod 51 stretches out and draws back synchronously, and after the second support rod 512 is abutted to the limiting surface 5114, the whole sampling device is lifted upwards, so that sampling is completed.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. The utility model provides a hand-held type soil sampling device, includes installing support (1), set up in driving piece (2) of installing support (1), with output shaft coaxial coupling's of driving piece (2) transfer line (3) and set up in drill bit (4) of transfer line (3) tip, the both sides of installing support (1) are provided with handrail support (13), its characterized in that still including set up in supporting component (5) of installing support (1), supporting component (5) including the symmetry arrange in telescopic link (51) of installing support (1) both sides, connect in telescopic link (51) are kept away from installing support (1) one end and be used for braced frame (52) of land.

2. The hand-held soil sampling device of claim 1, wherein: the telescopic rod (51) comprises a first supporting rod (511) and a second supporting rod (512) which is connected with the first supporting rod (511) in a sliding mode, one end of the first supporting rod (511) is fixedly connected with the mounting bracket (1), and a sliding cavity (5113) for the second supporting rod (512) to axially slide is formed in the other end of the first supporting rod (511).

3. A hand-held soil sampling apparatus as claimed in claim 2, wherein: the depth of the sliding chamber (5113) is the same as the length of the drill bit (4), and the first supporting rod (511) is provided with a limiting surface (5114) for the end part of the second supporting rod (512) to be abutted on the top wall of the sliding chamber (5113).

4. A hand-held soil sampling apparatus as claimed in claim 2, wherein: the first support rod (511) is provided with a damping sleeve (5115) on the side wall of the sliding chamber (5113) for abutting against the side wall of the second support rod (512).

5. A hand-held soil sampling apparatus as claimed in claim 2, wherein: the support frame (52) comprises a support plate (521) connected with the second support rod (512) and a plurality of support rods (522) circumferentially arranged on the bottom surface of the support plate (521).

6. The hand-held soil sampling device of claim 5, wherein: the second support rod (512) is far away from one end of the first support rod (511) and provided with a mounting screw hole (5121), and the top surface of the support plate (521) is provided with a mounting stud (5212) matched with the mounting screw hole (5121).

7. The hand-held soil sampling device of claim 5, wherein: the end of the support rod (522) is provided with an insertion part (5221) for being inserted into a soil layer.

8. A hand-held soil sampling apparatus as claimed in claim 2, wherein: the support assembly (5) further comprises a reinforcing rod (53) connecting the two first struts (511).

9. The hand-held soil sampling device of claim 8, wherein: one end of the reinforcing rod (53) is hinged to one side wall of the first supporting rod (511), the other end of the reinforcing rod (53) is provided with a fixing through hole (531) penetrating through two sides, a fixing bolt (532) is arranged at the fixing through hole (531), and the other side wall of the first supporting rod (511) is provided with a fixing screw hole (5117) matched with the fixing bolt (532).