Clean rotary soil screening device

Abstract

The utility model relates to the field of soil screening devices, and discloses a clean rotary type soil screening device which comprises an installation frame, a screening assembly is rotationally installed in the installation frame through a plurality of rotating bearings, a transmission assembly is rotationally installed on the side, located on the screening assembly, of the installation frame, and one end of the transmission assembly is fixedly connected with one end of the screening assembly. A dust cover is arranged on the outer side of the screening assembly, the dust cover and the installation frame are fixedly installed through a plurality of bolts, a collecting frame is arranged at the bottom end of the dust cover, and the soil rapid screening device can be widely applied to laboratory or field soil rapid screening and has the remarkable efficiency advantage and the good dustproof effect.

Description

TECHNICAL FIELD

[0001] The utility model relates to a soil screening device field, concretely is a clean rotary soil screening device. BACKGROUND

[0002] The existing soil screening device mainly adopts manual screening or automatic shaking screen. Manual screening needs manual holding and continuous shaking, and the labor of the operator is large, and the efficiency is low, and the practicability is poor, and the automatic shaking screen can improve the screening efficiency, but the price is high, and the power support is needed, and there is certain limitation in the outdoor environment. In addition, a large amount of dust is easily generated in the indoor soil screening process, which not only affects the health of the experimenters, but also pollutes the surrounding environment. Therefore, the market demand for portable clean and efficient screening equipment is increasing to meet the needs of various experiments and field applications. SUMMARY

[0003] The utility model discloses a clean rotary soil screening device to solve the problems in the background art.

[0004] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a clean rotary soil screening device, comprising a mounting frame, a plurality of rotating bearings are arranged in the mounting frame, and a screening assembly is rotatably installed in the mounting frame through the rotating bearings, and a transmission assembly is rotatably installed on one side of the screening assembly, one end of the transmission assembly is fixedly connected with one end of the screening assembly, a dust cover is arranged on the outer side of the screening assembly, the dust cover is fixedly installed on the mounting frame through a plurality of bolts, and a collecting frame is arranged at the bottom end of the dust cover.

[0005] Preferably, the mounting frame comprises three parallel connection short rods, and each connection short rod is fixedly connected with one end of a connection long rod at both ends, and a plurality of vertical rods are fixedly connected with the bottom end of each connection long rod.

[0006] Preferably, the screening assembly comprises a cylindrical screening net cylinder, and a magnetic door is arranged on one side of the screening net cylinder, and a fixed disc is fixedly welded at the other end of the screening net cylinder.

[0007] Preferably, a screw rod is fixedly connected with the center position of the end of the fixed disc away from the screening net cylinder, a mounting disc is arranged on one side of the fixed disc, and a threaded recess hole is formed in the center position of the side of the mounting disc close to the fixed disc, and the threaded recess hole is threadedly matched with the screw rod of the fixed disc.

[0008] Preferably, a first rotating rod is arranged at the center position of the side of the mounting disc away from the fixed disc, and the first rotating rod is rotatably connected with the two adjacent connection short rods of the mounting frame through a plurality of rotating bearings, and a first nut is fixedly installed at the end of the first rotating rod of the mounting disc away from the fixed disc.

[0009] Preferably, the transmission assembly comprises a first gear and a second gear connected by a transmission chain, and the first gear is fixed to the outside of the first rotating rod of the mounting disc through a first buckle sleeve fixed at one end of the first rotating rod.

[0010] Preferably, the driving assembly comprises a second rotating rod arranged in parallel with the first rotating rod of the mounting disc, and the second rotating rod is rotatably connected to the two adjacent connecting short rods of the mounting frame through a plurality of rotating bearings, and the second gear is fixed to the outside of the second rotating rod through a second buckle sleeve fixed at one side of the second rotating rod.

[0011] Preferably, the second rotating rod is fixedly installed with a second nut on the side close to the screening net cylinder, and a crank handle is fixedly installed at the end of the second rotating rod away from the second nut.

[0012] Preferably, the collecting frame is fixedly connected with a handle at one end.

[0013] Preferably, the first connecting rod and the second connecting rod are respectively provided with thread structures corresponding to the first nut and the second nut, and the number of teeth of the first gear is less than that of the second gear.

[0014] Compared with the prior art, the present application has the following advantages:

[0015] The second connecting rod and the second gear are driven to rotate by the crank handle, so that the first gear and the first connecting rod are driven to rotate through the transmission of the transmission chain, so that the mounting disc drives the fixed disc and the screening net cylinder to rotate, thereby realizing the soil screening process of the soil put into the screening net cylinder. The dust cover is arranged to avoid dust flying out during the screening process, thereby affecting the health of the operator, greatly reducing the overflow of soil dust, and the collecting frame is arranged to collect the flying dust, the handle arranged at the bottom of the collecting frame facilitates movement and cleaning. The first gear and the second gear are arranged to have different numbers of teeth, and the number of teeth of the first gear is less than that of the second gear, so that the first gear can rotate more times through the transmission of the transmission chain during one rotation of the second gear, thereby reducing the labor intensity and labor amount of manual operation. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 The present application is a structural schematic view;

[0017] Figure 2 The present application is a structural schematic view;

[0018] Figure 3 The present application is a structural schematic view of the screening assembly;

[0019] Figure 4The utility model discloses drive assembly structure schematic drawing.

[0020] Figure 5 The utility model discloses drive assembly structure schematic drawing.

[0021] Figure 6 The utility model discloses collection frame structure schematic drawing.

[0022] In the drawing: 1, screening assembly;2, transmission assembly;3, dust cover;4, collection frame;5, mounting bracket;6, first gear;7, second gear;8, transmission chain;9, drive assembly;10, rotating bearing;11, magnetic attraction door;12, screening net cylinder;13, fixed disc;14, mounting disc;15, first buckle;16, first nut;17, second nut;18, second buckle;19, crank;20, handle;21, universal wheel structure. DETAILED DESCRIPTION

[0023] 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 the other embodiments obtained by the ordinary skilled in the art without creative work belong to the range of the utility model protection.

[0024] EMBODIMENT

[0025] Please refer to Figures 1-6 A clean rotary soil screening device shown in the drawing, including mounting bracket 5, the screening assembly 1 is rotatably installed in the mounting bracket 5 through a plurality of rotating bearings 10, and the mounting bracket 5 is rotatably installed with the transmission assembly 2 on one side of the screening assembly 1, one end of the transmission assembly 2 is fixedly connected with one end of the screening assembly 1, the dust cover 3 is arranged on the outer side of the screening assembly 1, the dust cover 3 is fixedly installed with the mounting bracket 5 through a plurality of bolts, and the collection frame 4 is arranged at the bottom of the dust cover 3.

[0026] In this embodiment, the mounting frame 5 comprises three parallelly arranged connecting short rods, and each connecting short rod is fixedly connected with one end of the connecting long rod, and the bottom end of each connecting long rod is fixedly connected with a plurality of vertical rods, the screening assembly 1 comprises a cylindrical screening net cylinder 12, one side of the screening net cylinder 12 is provided with a magnetic door 11, and the other end of the screening net cylinder 12 is fixedly welded with a fixed disc 13, the fixed disc 13 is fixedly connected with a screw rod at a position away from the center of the one end of the screening net cylinder 12, and the fixed disc 13 is provided with a mounting disc 14 on one side, the mounting disc 14 is provided with a threaded recess hole on the side close to the center of the fixed disc 13, the threaded recess hole is threadedly matched with the screw rod of the fixed disc 13, a first rotating rod is arranged at the center of the side away from the fixed disc 13 of the mounting disc 14, and the first rotating rod is rotatably connected with the two adjacent connecting short rods of the mounting frame 5 through a plurality of rotating bearings 10, and the first rotating rod of the mounting disc 14 is fixedly provided with a first nut 16 at the end away from the fixed disc 13, the transmission assembly 2 comprises a first gear 6 and a second gear 7 which are drivingly connected through a transmission chain 8, the first gear 6 is fixedly sleeved on the outside of the first rotating rod of the mounting disc 14 through a first buckle 15 fixedly arranged at one end of the first rotating rod, and the second gear 7 is fixedly arranged on the outside of the driving assembly 9, the driving assembly 9 comprises a second rotating rod which is arranged in parallel with the first rotating rod of the mounting disc 14, and the second rotating rod is rotatably connected with the two adjacent connecting short rods of the mounting frame 5 through a plurality of rotating bearings 10, the second gear 7 is fixedly sleeved on the outside of the second rotating rod through a second buckle 18 fixedly arranged on one side of the second rotating rod, a second nut 17 is fixedly arranged on one side of the second rotating rod close to the screening net cylinder 12, and a crank 19 is fixedly arranged at the end of the second rotating rod away from the second nut 17, a plurality of universal wheel structures 21 are fixedly arranged at the bottom end of the collecting frame 4, and a handle 20 is fixedly arranged at one end of the collecting frame 4, and the first connecting rod and the second connecting rod are respectively provided with threaded structures which are threadedly matched with the first nut 16 and the second nut 17 at the corresponding positions, and the number of teeth of the first gear 6 is less than that of the second gear 7.

[0027] Further, rotating the crank 19 drives the second connecting rod and the second gear 7 to rotate, thereby driving the first gear 6 and the first connecting rod to rotate through the transmission of the transmission chain 8, so that the mounting disc 14 drives the fixed disc 13 and the screening net cylinder 12 to rotate, thereby realizing the soil screening process of the soil put into the screening net cylinder 12, the dust cover 3 is arranged to avoid dust flying out during the screening process to pollute the operator's health, greatly reducing the overflow of soil dust, and the collecting frame 4 is arranged to collect the flying dust, the handle 20 arranged at the bottom of the collecting frame 4 is convenient for moving and cleaning, and the first gear 6 and the second gear 7 are arranged to have different numbers of teeth and the number of teeth of the first gear 6 is less than that of the second gear 7, so that in the process of rotating one circle of the second gear 7, the first gear 6 can rotate more circles through the transmission of the transmission chain 8, thereby reducing the labor intensity and labor amount of manual operation.

[0028] The utility model discloses a working principle and working process: shake the handle 19 and drive second connecting rod and second gear 7 rotation, thereby drive first gear 6 and first connecting rod rotation through the transmission chain 8 transmission, thereby make mounting disc 14 drive fixed disc 13 and screen mesh tube 12 rotation, can realize soil screening process to the soil of putting into screen mesh tube 12, the dust cover 3 for avoiding the dust of screening process flying out causes pollution influence operator's health, greatly reduce the soil dust overflow, and the collecting frame 4 of setting simultaneously carries out collection to the flying dust, the handle 20 of collecting frame 4 bottom setting, convenient movement and cleaning, and first gear 6 and second gear 7 are set up as the different tooth number of tooth number and first gear 6 less than second gear 7, thereby in second gear 7 rotation a circle process, through the transmission of transmission chain 8 can make first gear 6 rotate more circle number, thereby reduce the labor intensity and labor amount of manual operation.

[0029] It should be noted that in this document, the terms "first" and "second" and similar terms are used merely to distinguish one entity or action from another, but do not necessarily require or imply these entities or actions are in any way mutually exclusive, nor in any specific sequence or order.

[0030] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made hereto without departing from the spirit and scope of the application in its broadest form. The scope of the present application should be limited only by the appended claims and their equivalents.

Claims

1. A clean rotary soil screening device, comprising a mounting frame (5), characterized in that: a screening assembly (1) is rotatably mounted in the mounting frame (5) through a plurality of rotating bearings (10), and a transmission assembly (2) is rotatably mounted on one side of the screening assembly (1), one end of the transmission assembly (2) is fixedly connected with one end of the screening assembly (1), a dust cover (3) is arranged on the outside of the screening assembly (1), the dust cover (3) is fixedly installed on the mounting frame (5) through a plurality of bolts, and a collecting frame (4) is arranged at the bottom end of the dust cover (3). The mounting frame (5) comprises three parallel connecting short rods, and each connecting short rod is fixedly connected with one end of a connecting long rod at both ends, and a plurality of vertical rods are fixedly connected with the bottom end of each connecting long rod.

2. A clean rotating soil screening device according to claim 1, wherein: The screening assembly (1) comprises a cylindrical screening net cylinder (12), and a magnetic attraction door (11) is arranged on one side of the screening net cylinder (12), and a fixed disc (13) is welded and fixed at the other end of the screening net cylinder (12).

3. A clean rotating soil screening device according to claim 2, wherein: A screw is fixedly connected with the center position of one end of the fixed disc (13) away from the screening net cylinder (12), a mounting disc (14) is arranged on one side of the fixed disc (13), and a threaded recess hole is formed in the center position of one side of the mounting disc (14) close to the fixed disc (13), which is threadedly matched with the screw of the fixed disc (13).

4. A clean rotating soil screening device according to claim 3, wherein: A first rotating rod is arranged at the center position of one side of the mounting disc (14) away from the fixed disc (13), the first rotating rod is rotatably connected with the adjacent two connecting short rods of the mounting frame (5) through a plurality of rotating bearings (10), and a first nut (16) is fixedly installed at one end of the first rotating rod of the mounting disc (14) away from the fixed disc (13).

5. A clean rotating soil screening device according to claim 4, wherein: The transmission assembly (2) comprises a first gear (6) and a second gear (7) which are drivingly connected through a transmission chain (8), the first gear (6) is sleeved and fixed outside the first rotating rod of the mounting disc (14) through a first buckle (15) fixedly arranged at one end of the first rotating rod, and the second gear (7) is fixedly installed outside a driving assembly (9).

6. A clean rotating soil screening device according to claim 5, wherein: The driving assembly (9) comprises a second rotating rod which is arranged in parallel with the first rotating rod of the mounting disc (14), the second rotating rod is rotatably connected with the adjacent two connecting short rods of the mounting frame (5) through a plurality of rotating bearings (10), and the second gear (7) is sleeved and fixed outside the second rotating rod through a second buckle (18) fixedly arranged on one side of the second rotating rod.

7. A clean rotating soil screening device according to claim 6, wherein: A second nut (17) is fixedly installed on one side of the second rotating rod close to the screening net cylinder (12), and a crank handle (19) is fixedly installed at one end of the second rotating rod away from the second nut (17).

8. A clean rotating soil screening device according to claim 7, wherein: A plurality of universal wheel structures (21) are fixedly installed at the bottom end of the collecting frame (4), and a handle (20) is fixedly connected with one end of the collecting frame (4).

9. A clean rotating soil screening device according to claim 8, wherein: ​

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