Ground surface matrix profile sampling device with adjustable thickness

Abstract

The utility model belongs to the technical field of earth surface matrix profile sampling, and particularly relates to a thickness-adjustable earth surface matrix profile sampling device which comprises a thickness-adjustable earth surface matrix profile sampling device body, and a sampling assembly is arranged at the bottom of the thickness-adjustable earth surface matrix profile sampling device body. A fixing assembly is mounted at the bottom of the sampling assembly; the sampling assembly comprises an operation motor, the side of the operation motor is provided with a worm body, the outer wall of the worm body is engaged with a worm wheel body, the bottom of the worm wheel body is fixedly connected with a threaded rod body, the bottom of the threaded rod body is provided with a threaded rod rotating shaft, and the outer wall of the threaded rod body is in threaded connection with a lifting plate body; the side of the lifting plate body is connected with a lifting plate limiting rod in a clamping manner; according to the utility model, through a control group, the accuracy of surface matrix sampling is improved, errors are reduced, and the overall stability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of surface matrix profile sampling, in particular to a surface matrix profile sampling device with adjustable thickness. Background Art

[0002] The surface matrix survey is a public welfare, basic and comprehensive natural resource survey work. The surface matrix layer, as the first layer of the earth's surface, is the foundation and key zone of biodiversity and is closely related to human production and life. For example, clarifying the nitrogen, phosphorus and potassium content in the soil of a plot and applying fertilizer scientifically, and identifying selenium-rich plots and developing selenium-rich specialty products can greatly increase the planting benefits.

[0003] In Chinese Patent 202320998694.7, this utility model patent discloses a surface matrix profile sampling device with adjustable thickness, which relates to the field of surface matrix vertical profile sampling technology. The device includes a transmission structure and a soil sampling structure, and the soil sampling structure includes a bulldozer, a sampling plate, and a rectangular baffle; the transmission structure is movably connected to the bulldozer, and the bulldozer is marked with scales and provided with a number of grooves at equal intervals according to the scales. The rectangular baffle is vertically arranged in the groove, and a cylindrical hollow groove is arranged in the middle of the bulldozer, and a solid round rod is arranged in the cylindrical hollow groove, and multiple rectangular baffles are fixed by the solid round rod; the sampling plate and the rectangular baffle are detachably connected. The utility model has a simple structure and is easy to operate. It can collect surface matrix profile samples of different depths according to field stratification, ensure the integrity and representativeness of the samples, reduce the difficulty of work, and improve the efficiency of field work.

[0004] When using the existing surface matrix profile sampling device, the depth of the soil sampling plate is adjusted to directly collect samples at different depths. However, there may be a certain difference in the surface matrix at the same depth. Directly selecting a certain sample may cause errors, affecting the accuracy of sampling, so a control group is required. At the same time, directly inserting the device into the ground may cause the entire device to shake during sampling, affecting the accuracy of sampling.

[0005] Therefore, in order to solve the above problems, a surface matrix profile sampling device with adjustable thickness is proposed. Utility Model Content

[0006] In order to make up for the shortcomings of the existing technology, the problem of the existing surface matrix profile sampling device being able to directly collect samples at different depths by adjusting the depth of the soil sampling plate when in use, but the surface matrix at the same depth may have a certain gap, and directly selecting a certain sample may result in errors, affecting the accuracy of the sampling, so a control group is required. At the same time, directly inserting the device into the ground may cause the entire device to shake during sampling, affecting the sampling accuracy.

[0007] The technical solution adopted by the utility model to solve its technical problems is: the utility model provides an adjustable thickness surface matrix profile sampling device, including an adjustable thickness surface matrix profile sampling device body, a sampling assembly is arranged at the bottom of the adjustable thickness surface matrix profile sampling device body, and a fixing assembly is installed at the bottom of the sampling assembly; the sampling assembly includes an operating motor, a worm body is arranged at the side of the operating motor, and a worm wheel body is meshed with the outer wall of the worm body, and a threaded rod body is fixedly connected to the bottom of the worm wheel body, a threaded rod rotating shaft is arranged at the bottom of the threaded rod body, and the outer wall of the threaded rod body is threadedly connected to a lifting plate body, and a lifting plate limiting rod is snap-connected to the side of the lifting plate body, a sampling drill bit is fixedly connected to the bottom of the lifting plate body, and a sampling groove is arranged on the side of the sampling drill bit.

[0008] Preferably, the threaded rod body forms a rotating structure through a worm wheel body, a worm body, an operating motor and a threaded rod rotating shaft, and the worm body and the worm wheel body are meshed with each other.

[0009] Preferably, the lifting plate body forms a lifting structure through the threaded rod body and the lifting plate limiting rod, and a threaded connection is formed between the threaded rod body and the lifting plate body.

[0010] Preferably, the sampling grooves are arranged at equal intervals about the outer wall of the sampling drill bit, and the sampling drill bit forms a lifting structure through the lifting plate body and the main body of the adjustable thickness surface matrix profile sampling device.

[0011] Preferably, the fixing assembly includes a fixed drill bit, an auxiliary motor is arranged on the side of the fixed drill bit, and a motor belt is arranged at one end of the auxiliary motor, and a first gear is movably connected to the bottom of the motor belt, a second gear is fixedly connected to the side of the first gear, and a first horizontal pin is meshed at the bottom of the second gear, a transmission gear is meshed at the bottom of the first gear, and a second horizontal pin is meshed at the bottom of the transmission gear.

[0012] Preferably, the first horizontal latch forms a sliding structure through the second gear, the first gear, the motor belt and the fixed drill bit, and the second gear and the first horizontal latch are meshed with each other.

[0013] Preferably, the second horizontal latch forms a sliding structure through a transmission gear, a first gear and a fixed drill bit, and the first gear and the transmission gear are meshed with each other, and the transmission gear and the second horizontal latch are meshed with each other.

[0014] The utility model is beneficial in that:

[0015] 1. The threaded rod body forms a rotating structure through a worm gear body, a worm body, an operating motor and a threaded rod rotating shaft, and the worm body and the worm gear body are meshed with each other. The lifting plate body forms a lifting structure through the threaded rod body and the lifting plate limit rod, and the threaded rod body and the lifting plate body form a threaded connection. The sampling grooves are arranged at equal intervals on the outer wall of the sampling drill bit, and the sampling drill bit forms a lifting structure through the lifting plate body and the main body of the adjustable thickness surface matrix profile sampling device, which is convenient for sampling surface matrix profiles of different depths. At the same time, a control group is set, which is conducive to improving the sampling accuracy of the device;

[0016] 2. The first horizontal pin forms a sliding structure through the second gear, the first gear, the motor belt and the fixed drill bit, and the second gear and the first horizontal pin are meshed with each other. The second horizontal pin forms a sliding structure through the transmission gear, the first gear and the fixed drill bit, and the first gear and the transmission gear are meshed with each other, and the transmission gear and the second horizontal pin are meshed with each other, which is convenient for preventing the device from shaking during the sampling process and is beneficial to improving the stability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model as a whole viewed from the front;

[0019] Figure 2 It is a three-dimensional structural schematic diagram of the sampling assembly of the utility model when viewed from above;

[0020] Figure 3 It is a schematic diagram of the three-dimensional structure of the sampling assembly of the utility model from the side;

[0021] Figure 4 It is an enlarged structural schematic diagram of the sampling drill bit of the utility model;

[0022] Figure 5 It is an enlarged structural schematic diagram of the fixing component of the utility model;

[0023] Figure 6 This is a schematic diagram of the internal structure of the fixing component of the utility model;

[0024] Figure 7 For this utility model Figure 6 Schematic diagram of the enlarged structure at point A in the middle.

[0025] In the figure: 1. the main body of the surface matrix profile sampling device with adjustable thickness; 2. the sampling assembly; 201. the operating motor; 202. the worm body; 203. the worm wheel body; 204. the threaded rod body; 205. the threaded rod shaft; 206. the lifting plate body; 207. the lifting plate limit rod; 208. the sampling drill bit; 209. the sampling slot; 3. the fixing assembly; 301. the fixing drill bit; 302. the auxiliary motor; 303. the motor belt; 304. the first gear; 305. the second gear; 306. the first horizontal latch; 307. the transmission gear; 308. the second horizontal latch. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] Embodiment 1

[0028] See also Figure 1 As shown, a surface matrix profile sampling device with adjustable thickness includes a surface matrix profile sampling device body 1 with adjustable thickness, a sampling component 2 is arranged at the bottom of the surface matrix profile sampling device body 1, and a fixing component 3 is installed at the bottom of the sampling component 2.

[0029] See also Figures 2 to 4As shown, a surface matrix profile sampling device with adjustable thickness, a sampling assembly 2, including an operating motor 201, a worm body 202 is arranged on the side of the operating motor 201, and the outer wall of the worm body 202 is meshed with a worm wheel body 203, and the bottom of the worm wheel body 203 is fixedly connected with a threaded rod body 204, the bottom of the threaded rod body 204 is provided with a threaded rod rotating shaft 205, and the outer wall of the threaded rod body 204 is threadedly connected with a lifting plate body 206, and the side of the lifting plate body 206 is snap-connected with a lifting plate limiting rod 207, the bottom of the lifting plate body 206 is fixedly connected with a sampling drill bit 208, and the side of the sampling drill bit 208 is provided with a sampling groove 209, the operating motor 201 is started, and the operating motor 201 drives The worm body 202 rotates, and the worm body 202 drives the worm wheel body 203 and the threaded rod body 204 to rotate around the threaded rod rotating shaft 205. Under the action of the threaded rod body 204, the lifting plate body 206 performs a downward movement. As the lifting plate body 206 descends, the sampling drill bit 208 is driven to descend. The sampling drill bit 208 is marked with scales until the sampling drill bit 208 is inserted into a suitable depth. The lifting plate limit rod 207 plays a limiting role, and then the operating motor 201 is adjusted to make the sampling drill bit 208 rise. At this time, the sampling slot 209 collects the sample of the specified depth. Finally, the sample in the sampling slot 209 can be taken out, which is convenient for sampling surface matrix profiles at different depths. At the same time, a control group is set, which is conducive to improving the accuracy of sampling of the device.

[0030] See also Figures 5 to 7 As shown, a surface matrix profile sampling device with adjustable thickness, a fixed component 3, including a fixed drill bit 301, an auxiliary motor 302 is arranged on the side of the fixed drill bit 301, and a motor belt 303 is arranged at one end of the auxiliary motor 302, and a first gear 304 is movably connected to the bottom of the motor belt 303, a second gear 305 is fixedly connected to the side of the first gear 304, and a first horizontal latch 306 is meshed at the bottom of the second gear 305, a transmission gear 307 is meshed at the bottom of the first gear 304, and a second horizontal latch 308 is meshed at the bottom of the transmission gear 307, and a downward pressure device is provided. The main body is arranged so that the fixed drill bit 301 is embedded in the ground, and then the auxiliary motor 302 is started. The auxiliary motor 302 drives the first gear 304 and the second gear 305 to rotate through the motor belt 303, and the second gear 305 drives the first horizontal pin 306 to move horizontally to one side. At the same time, the first gear 304 drives the transmission gear 307 to rotate, and the transmission gear 307 drives the second horizontal pin 308 to move horizontally to the other side, providing horizontal support for the fixed drill bit 301, ensuring the overall stability of the device, facilitating the prevention of shaking of the device during the sampling process, and helping to improve the stability of the device.

[0031] Working principle: First, place the main body 1 of the adjustable thickness surface matrix profile sampling device at a suitable position, then press down the main body of the device so that the fixed drill bit 301 is embedded in the ground, and then start the auxiliary motor 302. The auxiliary motor 302 drives the first gear 304 and the second gear 305 to rotate through the motor belt 303, and the second gear 305 drives the first horizontal pin 306 to move horizontally to one side. At the same time, the first gear 304 drives the transmission gear 307 to rotate, and the transmission gear 307 drives the second horizontal pin 308 to move horizontally to the other side, providing horizontal support for the fixed drill bit 301 to ensure the stability of the device as a whole. Then, start the operating electric Machine 201, the operating motor 201 drives the worm body 202 to rotate, and the worm body 202 drives the worm wheel body 203 and the threaded rod body 204 to rotate around the threaded rod rotating shaft 205. Under the action of the threaded rod body 204, the lifting plate body 206 performs a downward movement, and as the lifting plate body 206 descends, the sampling drill bit 208 is driven to descend. The sampling drill bit 208 is marked with scales until the sampling drill bit 208 is inserted into a suitable depth. The lifting plate limit rod 207 plays a limiting role, and then the operating motor 201 is adjusted to make the sampling drill bit 208 rise. At this time, the sampling slot 209 collects the sample at the specified depth, and finally the sample in the sampling slot 209 is taken out.

[0032] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A surface matrix profile sampling device with adjustable thickness, characterized in that: The device comprises a main body (1) of a surface matrix profile sampling device with adjustable thickness, a sampling component (2) being arranged at the bottom of the main body (1) of the surface matrix profile sampling device with adjustable thickness, and a fixing component (3) being installed at the bottom of the sampling component (2); The sampling assembly (2) comprises an operating motor (201), a worm body (202) is arranged on the side of the operating motor (201), the outer wall of the worm body (202) is meshed with a worm wheel body (203), and the bottom of the worm wheel body (203) is fixedly connected with a threaded rod body (204), the bottom of the threaded rod body (204) is arranged with a threaded rod rotating shaft (205), the outer wall of the threaded rod body (204) is threadedly connected with a lifting plate body (206), and the side of the lifting plate body (206) is snap-connected with a lifting plate limiting rod (207), the bottom of the lifting plate body (206) is fixedly connected with a sampling drill bit (208), and the side of the sampling drill bit (208) is provided with a sampling groove (209).

2. The surface matrix profile sampling device with adjustable thickness according to claim 1, characterized in that: The threaded rod body (204) forms a rotating structure through a worm wheel body (203), a worm body (202), an operating motor (201) and a threaded rod rotating shaft (205), and the worm body (202) and the worm wheel body (203) are meshed with each other.

3. The surface matrix profile sampling device with adjustable thickness according to claim 1, characterized in that: The lifting plate body (206) forms a lifting structure through the threaded rod body (204) and the lifting plate limiting rod (207), and a threaded connection is formed between the threaded rod body (204) and the lifting plate body (206).

4. The surface matrix profile sampling device with adjustable thickness according to claim 1, characterized in that: The sampling grooves (209) are arranged at equal intervals with respect to the outer wall of the sampling drill bit (208), and the sampling drill bit (208) forms a lifting structure with the main body (1) of the adjustable thickness surface matrix profile sampling device through the lifting plate body (206).

5. The surface matrix profile sampling device with adjustable thickness according to claim 1, characterized in that: The fixing assembly (3) comprises a fixed drill bit (301), an auxiliary motor (302) is arranged on the side of the fixed drill bit (301), and a motor belt (303) is arranged at one end of the auxiliary motor (302), and a first gear (304) is movably connected to the bottom of the motor belt (303), a second gear (305) is fixedly connected to the side of the first gear (304), and a first horizontal latch (306) is meshed at the bottom of the second gear (305), a transmission gear (307) is meshed at the bottom of the first gear (304), and a second horizontal latch (308) is meshed at the bottom of the transmission gear (307).

6. The surface matrix profile sampling device with adjustable thickness according to claim 5, characterized in that: The first horizontal latch (306) forms a sliding structure through the second gear (305), the first gear (304), the motor belt (303) and the fixed drill bit (301), and the second gear (305) and the first horizontal latch (306) are meshed with each other.

7. The surface matrix profile sampling device with adjustable thickness according to claim 5, characterized in that: The second horizontal latch (308) forms a sliding structure through the transmission gear (307), the first gear (304) and the fixed drill bit (301), and the first gear (304) and the transmission gear (307) are meshed with each other, and the transmission gear (307) and the second horizontal latch (308) are meshed with each other.

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