Soil homogeneous sampler
By designing a soil homogeneous sampler, a uniform sampling of soil samples is achieved using a spoon bucket set in a rectangular array, which solves the problem of unrepresentative soil samples and improves the accuracy of soil detection.
Patent Information
- Application Number
- CN202421175154.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-28
- Publication Date
- 2025-05-02
- Estimated Expiration
- 2034-05-28
AI Technical Summary
In soil sample detection, it is difficult for the prior art to achieve uniform sampling, resulting in unrepresentative samples and affecting the accuracy of the detection.
A soil homogeneous sampler was designed to sample the soil in the sample bottles in a scattered and equal parts through a spoon bucket set in a rectangular array to avoid mutually mixed effects and achieve uniform sampling.
Through uniform sampling, the accuracy of soil detection is improved and the sample is well represented.
Smart Images
Figure CN222825285U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of environmental detection technology services, in particular to a soil homogenization sampler. Background Art
[0002] Parameters such as the effective state of heavy metals are often measured in soil sample testing. Before testing this parameter, the soil needs to be dried and ground. When weighing the ground soil, the sample is taken out from the sample bottle and weighed. However, sampling with a sample spoon cannot be uniform, and the sample taken out in this way is not representative. In this way, even if the sample tested is accurate, the meaning of sampling is lost. Utility Model Content
[0003] The utility model aims to provide a soil homogenization sampler, which can sample the soil in a sample bottle in dispersed equal portions and isolate and then take out for testing, thereby avoiding mutual mixing, performing uniform sampling and improving the accuracy of soil testing.
[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a soil homogenizer sampler comprises a bottom plate, a plurality of cushions are arranged in a rectangular array at the bottom of the bottom plate, the tops of the cushions are extended into the inner wall of the bottom plate and fixedly connected thereto, the bottom inner sides of the cushions are matched with springs, the bottoms of the springs are fixedly connected with sealing covers, the sealing covers are upwardly embedded into the inner sides of the cushions and are slidably connected thereto, the top centers of the sealing covers are fixedly connected with lifting ropes, the outer sides of the lifting ropes are slidably matched with sleeves, the sleeves are relatively concentratedly embedded and fixed at the top center of the bottom plate and extend vertically upward, the upper outer sides of the sleeves are fixedly connected with a rack, the bottom of the rack is connected to the bottom plate The lifting rope is fixedly connected, the top end of the lifting rope is fixedly connected with a sliding shaft, and blocks are symmetrically fixed on the bottom of the left and right sides of the sliding shaft, and the sliding shaft and the blocks are slidably connected with the frame rod along the inner side thereof, and an annular groove is provided on the inner upper part of the frame rod, and the blocks are rotatably connected with the frame rod along the annular groove, and a handle is fixedly connected at the top center of the sliding shaft, and a spoon bucket is matched directly below the sealing cover, and an L-shaped connecting rod is symmetrically fixed on the upper right side of the spoon bucket, and the top of the L-shaped connecting rod is fixedly connected to the bottom plate, and the soil in the sample bottle is sampled in dispersed and equal portions through the spoon buckets arranged in a rectangular array and taken out for detection after being isolated separately, so as to avoid mutual mixing and carry out uniform sampling and improve the accuracy of soil detection.
[0005] According to the soil homogenization sampler, a positioning seat is fixedly connected to the outer side of the bottom of the frame rod, and the bottom of the positioning seat is fixedly connected to the bottom plate, thereby improving the vertical stability between the frame rod and the bottom plate.
[0006] According to the soil homogenization sampler, the outer edges of the handle are fixedly connected with cotton strips to maintain flexible contact and avoid squeezing fingers by edges and corners.
[0007] According to the soil homogenization sampler, a layer of lubricating film is provided on the inner side of the casing to maintain the relative sliding property of the lifting rope in the casing and reduce the wear of the lifting rope.
[0008] According to the soil homogenization sampler, the bottom of the bucket is designed to be conical with the cone head facing downward, so that the bucket can be pressed into the sample soil for sampling with less effort.
[0009] According to the soil homogenization sampler, rubber pads are symmetrically fixed on the left and right sides of the sealing cover to perform extrusion sealing and improve the sealing strength.
[0010] The above scheme has the following beneficial effects:
[0011] In the utility model, the soil in the sample bottle is sampled in dispersed equal portions by using the spoon buckets arranged in a rectangular array and is taken out for testing after being isolated separately, thereby avoiding the influence of mutual mixing, performing uniform sampling and improving the accuracy of soil testing.
[0012] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] The utility model is further described below in conjunction with the accompanying drawings and embodiments;
[0014] Figure 1 It is a schematic diagram of the guide of the lifting rope in the soil homogenization sampler of the utility model;
[0015] Figure 2 This is a schematic diagram of the connection between the sliding shaft and the frame rod in the soil homogenization sampler of the utility model;
[0016] Figure 3 This is a schematic diagram of opening the rear sealing cover of the soil homogenizer sampler of the utility model;
[0017] Figure 4 The figure is a schematic diagram of the distribution of the scoops in the soil homogenization sampler of the utility model.
[0018] Legend:
[0019] 1. Bottom plate; 2. Cushion seat; 3. Spring; 4. Sealing cover; 5. Lifting rope; 6. Sleeve; 7. Frame rod; 8. Sliding shaft; 9. Block; 10. Ring groove; 11. Handle; 12. Bucket; 13. L-shaped connecting rod; 14. Rubber pad. DETAILED DESCRIPTION
[0020] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.
[0021] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientation or positional relationships, are based on the orientation or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.
[0022] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.
[0023] Reference Figure 1-4 The utility model provides an embodiment of a soil homogenization sampler, comprising a bottom plate 1, a plurality of cushion seats 2 are arranged in a rectangular array at the bottom of the bottom plate 1, the tops of the cushion seats 2 are all extended into the inner wall of the bottom plate 1 and are fixedly connected thereto, the bottom inner sides of the cushion seats 2 are all matched with springs 3, the bottoms of the springs 3 are all fixedly connected with sealing covers 4, the sealing covers 4 are upwardly embedded into the inner sides of the cushion seats 2 and are slidably connected thereto, the top centers of the sealing covers 4 are all fixedly connected with lifting ropes 5, the outer sides of the lifting ropes 5 are slidably matched with sleeves 6, the sleeves 6 are relatively concentratedly embedded and fixed at the top center of the bottom plate 1 and extend vertically upward, the upper outer sides of the sleeves 6 are fixedly connected with a rack rod 7, the bottom of the rack rod 7 is fixedly connected to the bottom plate 1, the top of the lifting rope 5 is fixedly connected with a sliding shaft 8, the bottoms of the left and right sides of the sliding shaft 8 are opposite A block 9 is fixed on it, and the sliding shaft 8 together with the block 9 are slidably connected to the frame rod 7 up and down along the inner side of the frame rod 7. An annular groove 10 is provided on the inner upper part of the frame rod 7, and the block 9 is rotatably connected to the frame rod 7 along the annular groove 10. A handle 11 is fixedly connected to the top center of the sliding shaft 8, and a bucket 12 is matched directly below the sealing cover 4. An L-shaped connecting rod 13 is symmetrically fixed to the upper right side of the bucket 12, and the top of the L-shaped connecting rod 13 is fixedly connected to the bottom plate 1. A positioning seat is fixedly connected to the outer side of the bottom of the frame rod 7, and the bottom of the positioning seat is fixedly connected to the bottom plate 1. Cotton strips are fixedly connected to the outer edge of the handle 11, and a layer of sliding film is fitted on the inner side of the sleeve 6. The bottom of the bucket 12 is conical in design with the cone head facing downward, and rubber pads 14 are symmetrically fixed on the left and right sides of the sealing cover 4.
[0024] Working principle: In the utility model, the bottom plate 1 adopts a plastic plate with a bottom area of 10 cm square, the bucket 12 is arranged in a rectangular array of 16 parts and is fixed to the bottom of the bottom plate 1 through an L-shaped connecting rod 13, the volume of the bucket 12 is set to 1 ml, and the sealing cover 4 is usually squeezed downward by the spring 3 and engaged with the top of the bucket 12 to be in a closed state, each sealing cover 4 cooperates with the lifting rope 5 to be fixed upward along the inner side of the sleeve 6 to the bottom of the sliding shaft 8 and is stretched by the handle 11. When in use, the whole device is placed in the bottle containing the soil sample, and then the handle 11 is lifted and rotated to make the block 9 engage in the limit position in the ring groove 10, the sealing cover 4 is pulled upward by the lifting rope 5 to open and compress the spring 3, the soil enters the bucket 12, and then the handle 11 is rotated and lowered to reset the spring 3 so as to close the sealing cover 4 and the bucket, and then the whole device is taken out to weigh the sample, and the soil in the sample bottle is sampled in equal parts by the bucket 12 arranged in a rectangular array and taken out for detection after being isolated separately, so as to avoid mutual mixing and carry out uniform sampling, thereby improving the accuracy of soil detection.
[0025] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.
Claims
1. A soil homogenization sampler, comprising a base plate (1), characterized in that: The bottom rectangular array of the bottom plate (1) is provided with a plurality of cushion seats (2), the tops of the cushion seats (2) are all extended into the inner wall of the bottom plate (1) and are fixedly connected thereto, the bottom inner sides of the cushion seats (2) are all equipped with springs (3), the bottoms of the springs (3) are all fixedly connected with sealing covers (4), the sealing covers (4) are upwardly embedded into the inner side of the cushion seats (2) and are slidably connected thereto, the top center of the sealing covers (4) are all fixedly connected with lifting ropes (5), the outer sides of the lifting ropes (5) are slidably equipped with sleeves (6), the sleeves (6) are relatively centrally embedded and fixed at the top center of the bottom plate (1) and extend vertically upward, the upper outer sides of the sleeves (6) are fixedly connected with a rack rod (7), the rack rod (7) The bottom of the lifting rope (5) is fixedly connected to the bottom plate (1), the top of the lifting rope (5) is fixedly connected to a sliding shaft (8), the bottom of the left and right sides of the sliding shaft (8) are symmetrically fixed with clamping blocks (9), the sliding shaft (8) and the clamping blocks (9) are slidably connected to the frame rod (7) along the inner side of the frame rod (7), the inner upper part of the frame rod (7) is provided with an annular groove (10), the clamping block (9) is rotatably connected to the frame rod (7) along the annular groove (10), the top center of the sliding shaft (8) is fixedly connected to a handle (11), the sealing cover (4) is matched with a bucket (12), the upper right part of the bucket (12) is symmetrically fixed with an L-shaped connecting rod (13), and the top of the L-shaped connecting rod (13) is fixedly connected to the bottom plate (1).
2. The soil homogenization sampler according to claim 1, characterized in that: A positioning seat is fixedly connected to the outer side of the bottom of the frame rod (7), and the bottom of the positioning seat is fixedly connected to the bottom plate (1).
3. The soil homogenization sampler according to claim 1, characterized in that: The outer edges of the handle (11) are fixedly connected with cotton strips.
4. The soil homogenization sampler according to claim 1, characterized in that: The inner side of the sleeve (6) is fitted with a layer of synovial membrane.
5. The soil homogenization sampler according to claim 1, characterized in that: The bottom of the bucket (12) is designed to be conical with the cone head facing downward.
6. The soil homogenization sampler according to claim 1, characterized in that: Rubber pads (14) are symmetrically fixed on the left and right sides of the sealing cover (4).