Portable sampling device for land investigation and monitoring

Abstract

The utility model relates to the technical field of soil sampling, and discloses a portable sampling device for land investigation and monitoring, which comprises universal wheels, a bearing plate is fixedly connected to the tops of the universal wheels, a push rod is fixedly connected to the left side of the top of the bearing plate, and a limiting mechanism is arranged on the periphery of the top of the bearing plate. A lifting sampling mechanism is arranged in the middle of the top of the bearing plate, a sample storage barrel is fixedly connected to the top of the bearing plate, the lifting sampling mechanism comprises a lifting assembly and a sampling assembly, the lifting assembly is arranged at the top of the bearing plate, the sampling assembly is arranged on the front face of the lifting assembly, and the lifting assembly comprises a fixing frame. The sampling barrel rotates and pushes in the lifting process, so that the sampling barrel can go deep into soil for sampling, the sampling requirements of different depths and positions are met, the push plate and the spring are matched for use, the sampled soil can be smoothly pushed out, the complexity of manual cleaning is avoided, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to soil sampling technical field, concretely is a kind of sampling device for portable national land investigation and monitoring. BACKGROUND

[0002] National land investigation and monitoring refers to the comprehensive use of various technical means, the land use status, land ownership, land conditions etc. in the land space range of the whole country are investigated comprehensively, and the change is dynamically monitored, and national land investigation and monitoring sampling is the key link in national land investigation and monitoring work, and its accuracy and scientific nature are important for obtaining real and reliable land information, assessing land quality and utilization condition etc.

[0003] The utility model discloses a kind of portable soil detection sampling devices of CN 211504740 U, grip connecting rod rotating stand, spiral drill bit at the bottom of stand is beneficial to the inner cylinder into hard soil layer, provide the convenience for collecting soil sample, the portable soil detection sampling device, not only improve the stability of whole, and it is beneficial to the collection of soil sample.

[0004] The portable soil detection sampling device, when sampling soil, needs staff to grip connecting rod rotating stand, so that the device can sample soil, but after long drought, soil is hard, and it is difficult to make the inner cylinder into soil layer by manual rotation, which affects work efficiency, so it needs to be improved. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of sampling device for portable national land investigation and monitoring, to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of sampling device for portable national land investigation and monitoring, including universal wheel, the universal wheel top is fixedly connected with bearing plate, the bearing plate top left side is fixedly connected with push rod, the bearing plate top periphery is provided with limiting mechanism, the bearing plate top middle is provided with lifting sampling mechanism, the bearing plate top is fixedly connected with sample storage cylinder;

[0007] The lifting sampling mechanism includes lifting assembly and sampling assembly, the lifting assembly is set on the top of bearing plate, and the sampling assembly is set on the front of lifting assembly;

[0008] The lifting assembly comprises a fixing frame fixedly connected to the top back end of the load-bearing plate, a first motor fixedly connected to the top of the fixing frame, a linkage rod fixedly connected to the bottom of the first motor, the linkage rod rotatably connected to the top of the load-bearing plate, a drive gear fixedly connected to the periphery of the linkage rod, a rotating gear meshing with the front of the drive gear, a support fixedly connected to the bottom periphery of the rotating gear, a connecting frame fixedly connected to the top of the rotating gear, a second motor fixedly connected to the top of the connecting frame, a first threaded rod fixedly connected to the bottom of the second motor, the first threaded rod rotatably connected to the top of the rotating gear, a lifting disc threadedly connected to the periphery of the first threaded rod, and an L-shaped plate fixedly connected to the front of the lifting disc.

[0009] Preferably, a circular groove corresponding to the movement track of the support is formed in the inner side of the load-bearing plate, and the support is slidingly connected to the inside of the circular groove. The circular groove enables the support to rotate inside the load-bearing plate, and the support enables the rotating gear to be supported, thereby making the rotating gear more stable during rotation.

[0010] Preferably, a limiting groove corresponding to the movement track of the lifting disc is formed in the inner side of the connecting frame, and the lifting disc is slidingly connected to the inside of the limiting groove. The limiting groove enables the lifting disc to be limited, thereby making the lifting disc more stable during lifting.

[0011] Preferably, the sampling assembly comprises a third motor fixedly connected to the top of the L-shaped plate, a rotating rod fixedly connected to the bottom of the third motor, a sampling cylinder fixedly connected to the bottom of the rotating rod, a push plate slidingly connected to the inside of the sampling cylinder, a sliding rod fixedly connected to the top of the push plate, a fixed disc slidingly connected to the periphery of the sliding rod, the fixed disc fixedly connected to the periphery of the sampling cylinder, a pressing disc fixedly connected to the top of the sliding rod, and a spring sleeved around the periphery of the sliding rod.

[0012] Preferably, the top of the spring is fixedly connected to the top of the pressing disc, and the bottom of the spring is fixedly connected to the top of the fixed disc. Loosening the force acting on the pressing disc, the spring can drive the pressing disc and the push plate to return to the original position through the elastic force of the spring.

[0013] Preferably, a sliding groove corresponding to the movement track of the push plate is formed in the inside of the sampling cylinder, and the push plate is slidingly connected to the inside of the sliding groove. When the sliding rod moves downward, the sliding groove enables the push plate to slide inside the sampling cylinder, so that the soil collected in the sampling cylinder can be pushed out.

[0014] Preferably, a circular hole corresponding to the position of the fixed disc is formed in the inner side of the load-bearing plate, so that the fixed disc and the sampling cylinder can be slidingly connected to the inside of the circular hole. The circular hole enables the sampling cylinder to slide inside the load-bearing plate.

[0015] Preferably, the limiting mechanism comprises a support frame fixedly connected to the top of the load-bearing plate, a fourth motor fixedly connected to the top of the support frame, a second threaded rod fixedly connected to the bottom of the fourth motor, the second threaded rod being rotatably connected to the top of the load-bearing plate, a threaded block threadedly connected to the periphery of the second threaded rod, a linkage strip fixedly connected to the bottom of the threaded block, and a plug rod fixedly connected to the bottom of the linkage strip.

[0016] Preferably, the support frame is internally provided with a sliding groove corresponding to the movement track of the threaded block, and the threaded block is slidingly connected to the inside of the sliding groove, so that the threaded block can slide in the support frame, and the threaded block is more stable during movement.

[0017] Preferably, the load-bearing plate is internally provided with a rectangular groove corresponding to the movement track of the linkage strip, and the linkage strip is slidingly connected to the inside of the rectangular groove, so that the linkage strip can slide in the load-bearing plate.

[0018] Compared with the prior art, the portable sampling device for land investigation and monitoring has the following beneficial effects:

[0019] 1. The portable sampling device for land investigation and monitoring, through the lifting sampling mechanism, utilizes the cooperative work of the first motor and the second motor to realize accurate lifting and horizontal movement of sampling, improves the accuracy of sampling, makes the sampling work more efficient and convenient, and ensures the stability of the lifting process through the design of the limiting groove in the lifting disc and the connecting frame, avoids shaking during sampling, and thus improves the accuracy of sampling.

[0020] The sampling cylinder rotates and advances while lifting, so that it can penetrate into the soil for sampling, adapt to sampling requirements of different depths and positions, and cooperate with the spring to smoothly push out the soil after sampling, avoid the tediousness of manual cleaning, and improve the work efficiency.

[0021] 2. The portable sampling device for land investigation and monitoring, through the limiting mechanism, drives the second threaded rod through the fourth motor, drives the movement of the threaded block and the plug rod, realizes stable support and limiting during the land sampling work, and prevents the device from falling or shifting due to external force. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor under the premise of the drawings:

[0023] Figure 1 It is a front view structural schematic diagram of the utility model;

[0024] Figure 2 It is a lifting sampling mechanism structural schematic diagram;

[0025] Figure 3 It is a lifting assembly structural schematic diagram;

[0026] Figure 4 It is a sampling assembly structural schematic diagram;

[0027] Figure 5 It is a limiting mechanism structural schematic diagram.

[0028] In the figure: 1, universal wheel; 2, bearing plate; 3, push rod; 4, limiting mechanism; 41, plug rod; 42, linkage strip; 43, second threaded rod; 44, support frame; 45, fourth motor; 46, threaded block; 5, lifting sampling mechanism; 51, lifting assembly; 511, drive gear; 512, linkage rod; 513, fixed frame; 514, first motor; 515, first threaded rod; 516, lifting disc; 517, second motor; 518, connecting frame; 519, L-shaped plate; 5191, rotating gear; 5192, support piece; 52, sampling assembly; 521, push plate; 522, fixed disc; 523, sampling cylinder; 524, third motor; 525, pressing disc; 526, sliding rod; 527, spring; 528, rotating rod; 6, sample storage cylinder. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0030] In the utility model, unless explicitly defined and limited, the terms "mounting", "connection", "connecting", "fixing" and the like should be understood in a broad sense, for example, can be fixedly connected, or can be detachably connected, or can be integrated; can be mechanically connected, or can be electrically connected; can be directly connected, or can be indirectly connected through an intermediate medium; can be the communication inside two elements or the interaction relationship between two elements. For those skilled in the art, the specific meanings of the above terms in the utility model can be understood according to specific circumstances.

[0031] The utility model provides the following technical scheme:

[0032] Embodiment one

[0033] With reference to Figures 1-5 The utility model provides a technical scheme: a portable sampling device for land investigation and monitoring, including universal wheel 1, the top of universal wheel 1 is fixedly connected with bearing plate 2, bearing plate 2 top left side is fixedly connected with push rod 3, bearing plate 2 top periphery is provided with limit mechanism 4, bearing plate 2 top middle is provided with lifting sampling mechanism 5, bearing plate 2 top is fixedly connected with sample storage cylinder 6;

[0034] Lifting sampling mechanism 5 includes lifting assembly 51 and sampling assembly 52, and lifting assembly 51 is arranged at the top of bearing plate 2, and sampling assembly 52 is arranged at the front of lifting assembly 51;

[0035] Lifting assembly 51 includes fixed frame 513, and fixed frame 513 is fixedly connected to the top back end of bearing plate 2, and the top of fixed frame 513 is fixedly connected with first motor 514, and the bottom of first motor 514 is fixedly connected with linkage rod 512, and the bottom of linkage rod 512 is rotatably connected to the top of bearing plate 2, and linkage rod 512 is fixedly connected with driving gear 511 periphery, and driving gear 511 is engaged with rotating gear 5191 in front, and rotating gear 5191 bottom periphery is fixedly connected with support 5192, and rotating gear 5191 top is fixedly connected with connecting frame 518, and the top of connecting frame 518 is fixedly connected with second motor 517, and the bottom of second motor 517 is fixedly connected with first threaded rod 515, and the bottom of first threaded rod 515 is rotatably connected to the top of rotating gear 5191, and first threaded rod 515 periphery is screw-connected with lifting disc 516, and lifting disc 516 is fixedly connected with L-shaped plate 519 in front.

[0036] Further, the inside of bearing plate 2 is provided with a circular groove corresponding to the movement track of support 5192, and support 5192 is slidingly connected inside the circular groove, and through the circular groove, support 5192 can rotate inside bearing plate 2, and through the support 5192, rotating gear 5191 can be supported, so that rotating gear 5191 is more stable during rotation.

[0037] Further, the inside of connecting frame 518 is provided with a limiting groove corresponding to the movement track of lifting disc 516, and lifting disc 516 is slidingly connected inside the limiting groove, and through the limiting groove, lifting disc 516 can be limited, so that lifting disc 516 is more stable during lifting.

[0038] Embodiment two

[0039] With reference to Figures 1-5And on the basis of example one, further get sampling assembly 52 includes third motor 524, third motor 524 is fixedly connected to the top of L-shaped plate 519, the bottom of third motor 524 is fixedly connected with rotating rod 528, the bottom of rotating rod 528 is fixedly connected with sampling cylinder 523, the inside of sampling cylinder 523 is slidably connected with push plate 521, the top of push plate 521 is fixedly connected with slide rod 526, slide rod 526 is slidably connected with fixed disc 522, fixed disc 522 is fixedly connected to the periphery of sampling cylinder 523, the top of slide rod 526 is fixedly connected with pressing disc 525, spring 527 is sleeved with the periphery of slide rod 526.

[0040] Further, the top of spring 527 is fixedly connected to the top of pressing disc 525, and the bottom of spring 527 is fixedly connected to the top of fixed disc 522, the force on pressing disc 525 is released, and the elastic force of spring 527 can drive pressing disc 525 and push plate 521 to return to the original position.

[0041] Further, the inside of sampling cylinder 523 is provided with a sliding groove corresponding to the movement track of push plate 521, and push plate 521 is slidably connected in the sliding groove, and through the sliding groove, when slide rod 526 moves downward, push plate 521 can slide in sampling cylinder 523, so that the soil collected in sampling cylinder 523 can be pushed out.

[0042] Further, the inside of bearing plate 2 is provided with a circular hole corresponding to the position of fixed disc 522, so that fixed disc 522 and sampling cylinder 523 can be slidably connected with slide 518 inside the circular hole, and through the circular hole, sampling cylinder 523 can slide in bearing plate 2.

[0043] Example three

[0044] Please refer to Figures 1-5 And on the basis of example one, further get limiting mechanism 4 including support frame 44, support frame 44 is fixedly connected to the top of bearing plate 2, support frame 44 is fixedly connected with fourth motor 45 at the top, fourth motor 45 is fixedly connected with second threaded rod 43 at the bottom, second threaded rod 43 is rotatably connected to the top of bearing plate 2 at the bottom, second threaded rod 43 is threadedly connected with threaded block 46 at the periphery, threaded block 46 is fixedly connected with linkage strip 42 at the bottom outside, linkage strip 42 is fixedly connected with plug rod 41 at the bottom.

[0045] Further, the inside of support frame 44 is provided with a sliding groove corresponding to the movement track of threaded block 46, and threaded block 46 is slidably connected in the sliding groove, and through the sliding groove, threaded block 46 can slide in the inside of support frame 44, so that threaded block 46 is more stable during movement.

[0046] Further, a rectangular groove corresponding to the movement track of the linkage strip 42 is formed in the inner side of the load-bearing plate 2, and the linkage strip 42 is slidingly connected to the inside of the rectangular groove. Through the rectangular groove, the linkage strip 42 can slide inside the load-bearing plate 2.

[0047] In actual operation, when the device is used, the device is moved to a suitable position by the universal wheel 1, according to the soil conditions of the land, the fourth motor 45 is turned on, the fourth motor 45 drives the second threaded rod 43 to rotate, the second threaded rod 43 drives the linkage strip 42 and the insertion rod 41 to move downward through the threaded block 46, so that the insertion rod 41 can be inserted into the soil, and the device is limited;

[0048] The first motor 514 drives the rotating shaft and the drive gear 511 to rotate, the drive gear 511 drives the rotating gear 5191 and the connecting frame 518 to rotate, the connecting frame 518 drives the L-shaped plate 519 to move through the lifting disc 516, the L-shaped plate 519 drives the sampling cylinder 523 to rotate to a suitable position on the top of the load-bearing plate 2, the third motor 524 drives the rotating rod 528 and the sampling cylinder 523 to rotate, the second motor 517 drives the first threaded rod 515 to rotate, the first threaded rod 515 drives the L-shaped plate 519 to move downward through the lifting disc 516, so that the sampling cylinder 523 can sample the soil;

[0049] After sampling the soil of the land, the lifting disc 516 and the L-shaped plate 519 are driven upward by the first threaded rod 515, the rotating shaft and the drive gear 511 are driven to rotate by the first motor 514, the drive gear 511 drives the rotating gear 5191 to rotate to the left side, the sampling cylinder 523 can be moved to the top of the sample storage cylinder 6, the pressing disc 525 is pushed downward, the pressing disc 525 drives the push plate 521 to move downward through the sliding rod 526, the pressing disc 525 can extrude the spring 527, when the push plate 521 moves downward, the soil in the sampling cylinder 523 is pushed to move, so that the soil can fall into the sample storage cylinder 6, which is convenient for the staff to extract the soil.

[0050] It is to be noted that, as used in this specification and the appended claims, the singular forms "a," "an," and "the" include plural referents unless the context clearly dictates otherwise. Thus, for example, reference to "a component" can include a combination of two or more components. Additionally, the terms "comprise," "comprises," and "comprising," or any variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements is not necessarily limited to those elements, but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Furthermore, unless otherwise indicated herein, the terms "first," "second," "third," etc., are used herein merely as labels, and are not intended to impose ordinal import.

Claims

1. A portable sampling device for homeland survey monitoring, comprising a universal wheel (1), characterized in that: The universal wheel (1) top fixedly connected with the bearing plate (2), the bearing plate (2) top left side fixedly connected with the push rod (3), the bearing plate (2) top periphery is provided with the limiting mechanism (4), the bearing plate (2) top middle is provided with lifting sampling mechanism (5), the bearing plate (2) top fixedly connected with the sample storage cylinder (6); The lifting sampling mechanism (5) includes lifting assembly (51) and sampling assembly (52), the lifting assembly (51) is set to the bearing plate (2) top, the sampling assembly (52) is set to the front of lifting assembly (51); The lifting assembly (51) includes fixed frame (513), the fixed frame (513) is fixedly connected to the top back end of bearing plate (2), the fixed frame (513) top fixedly connected with first motor (514), the first motor (514) bottom fixedly connected with linkage rod (512), the linkage rod (512) bottom rotationally connected to the top of bearing plate (2), the linkage rod (512) periphery fixedly connected with drive gear (511), the drive gear (511) front is engaged with rotating gear (5191), the rotating gear (5191) bottom periphery fixedly connected with support (5192), the rotating gear (5191) top fixedly connected with connecting frame (518), the connecting frame (518) top fixedly connected with second motor (517), the second motor (517) bottom fixedly connected with first threaded rod (515), the first threaded rod (515) bottom rotationally connected to the top of rotating gear (5191), the first threaded rod (515) periphery screw connection has lifting disc (516), the lifting disc (516) front fixedly connected with L-shaped plate (519).

2. The portable homeland survey monitoring sampling device of claim 1, wherein: The bearing plate (2) inside is provided with a circular groove corresponding to the motion trail of support (5192), and the support (5192) is slidably connected inside the circular groove.

3. The portable homeland survey monitoring sampling device of claim 1, wherein: The connecting frame (518) inside is provided with a limiting slot corresponding to the motion trail of lifting disc (516), and the lifting disc (516) is slidably connected inside the limiting slot.

4. The portable homeland survey monitoring sampling device of claim 1, wherein: The sampling assembly (52) includes third motor (524), the third motor (524) is fixedly connected to the top of L-shaped plate (519), the third motor (524) bottom fixedly connected with rotating rod (528), the rotating rod (528) bottom fixedly connected with sampling cylinder (523), the sampling cylinder (523) inside slidably connected with push plate (521), the push plate (521) top fixedly connected with slide rod (526), the slide rod (526) periphery slidably connected with fixed disc (522), the fixed disc (522) is fixedly connected to the periphery of sampling cylinder (523), the slide rod (526) top fixedly connected with pressing disc (525), the slide rod (526) periphery sleeve joint has spring (527).

5. The portable homeland survey monitoring sampling device of claim 4, wherein: The spring (527) top is fixedly connected to the top of pressing disc (525), and the spring (527) bottom is fixedly connected to the top of fixed disc (522).

6. The portable homeland survey monitoring sampling device of claim 4, wherein: The sampling cylinder (523) is internally provided with a sliding groove corresponding to the movement track of the push plate (521), and the push plate (521) is slidingly connected in the sliding groove.

7. The portable homeland survey monitoring sampling device of claim 4, wherein: The inner side of the bearing plate (2) is provided with a circular hole corresponding to the position of the fixing disc (522), so that the fixing disc (522) and the sampling cylinder (523) can be slidingly connected in the inner side of the circular hole.

8. The portable homeland survey monitoring sampling device of claim 1, wherein: The limiting mechanism (4) comprises a supporting frame (44) fixedly connected to the top of the bearing plate (2), a fourth motor (45) fixedly connected to the top of the supporting frame (44), a second threaded rod (43) fixedly connected to the bottom of the fourth motor (45), the bottom of the second threaded rod (43) being rotatably connected to the top of the bearing plate (2), a threaded block (46) threadedly connected to the periphery of the second threaded rod (43), a linkage strip (42) fixedly connected to the bottom outer side of the threaded block (46), and a plug rod (41) fixedly connected to the bottom of the linkage strip (42).

9. The portable homeland survey monitoring sampling device of claim 8, wherein: The inner side of the supporting frame (44) is provided with a sliding groove corresponding to the movement track of the threaded block (46), and the threaded block (46) is slidingly connected in the sliding groove.

10. The portable homeland survey monitoring sampling device of claim 8, wherein: The inner side of the bearing plate (2) is provided with a rectangular groove corresponding to the movement track of the linkage strip (42), and the linkage strip (42) is slidingly connected in the rectangular groove.

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