Simple soil grinding device

Abstract

The utility model discloses a simple soil grinding device which comprises a bowl body, a dust cover, a grinding rod and a driving piece, the dust cover is installed at the top of the bowl body, the dust cover and the bowl body are connected through threads, a grinding cavity is formed in the dust cover and the bowl body, the grinding rod is rotatably arranged in the grinding cavity, a first through hole is formed in the top of the dust cover, and a second through hole is formed in the bottom of the dust cover. An inner threaded sleeve corresponding to the first through hole is installed at the top of the dustproof cover, an outer threaded sleeve is in threaded fit with the interior of the inner threaded sleeve, the bottom of the outer threaded sleeve penetrates through the first through hole and is arranged in the grinding cavity, a connecting piece is rotationally arranged on the side wall of the grinding rod, the connecting piece is in threaded fit with the outer threaded sleeve, and the driving piece is installed at the top of the grinding rod. The problems that due to the fact that an existing dustproof cover, a grinding rod and a driving piece are of an integrated structure, the grinding rod cannot be independently replaced in the later period, the use cost is increased, equipment cannot be detached and cleaned, soil residues are difficult to avoid, and follow-up detection is affected are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a simple soil grinding device. BACKGROUND

[0002] The soil detection market demand is increasing, and the preparation of soil samples has been the focus of detection work, and with the gradual development of the third soil census detection work in the country, whether the pre-preparation of soil samples can be carried out efficiently and with quality and quantity has become an important part of the work of various laboratories.

[0003] In the environmental soil detection, the soil sample needs to be pretreated before detection, including drying and grinding the soil after screening to obtain the treated sample. The existing soil grinding structure includes a bowl body, a dust cover, a grinding rod and a driving part, the grinding rod, the dust cover and the driving part for driving the grinding rod to rotate are integrated, so that the driving part can drive the grinding rod to rotate, and the grinding rod can be prevented from falling during use. However, the grinding rod will be worn out during long-term grinding work, and if the grinding rod and the equipment are integrated, the grinding rod cannot be replaced, and the whole grinding device needs to be replaced every time, which increases the use cost of the grinding device. After each soil grinding is completed, the grinding device needs to be cleaned to prevent the sample from affecting the next detection. In order to clean the equipment, clean water needs to be used for flushing, and since the grinding rod and the driving part are integrated, the grinding rod is installed at the bottom of the dust cover, and the grinding rod and the dust cover cannot be disassembled, which makes it difficult for the user to determine whether the connection between the two is clean, and soil residues are difficult to avoid, which affects the subsequent detection results. A solution is proposed to solve the above problems. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing a simple soil grinding device to solve the problems in the background technology.

[0005] The above technical purpose of the utility model is realized by the following technical scheme:

[0006] The utility model provides a simple soil grinding device, including the bowl, dust cover, grinding stick and driving part, the dust cover is installed the top of bowl, the dust cover with the bowl is connected through the screw thread between, the dust cover with the inside of bowl is the grinding cavity, the grinding stick rotation is arranged in the grinding cavity, the top of dust cover is equipped with the through -hole no.

[0007] As preferred, the driving part includes a rotating rod and a handle, the top of the grinding rod is a stepped structure, the structure of the grinding rod is small at the top and large at the bottom, one end of the rotating rod is provided with a through hole, the small end of the grinding rod passes through the through hole, and the outer wall of the small end of the grinding rod is provided with a thread, the bottom of the rotating rod is supported by the large end diameter of the grinding rod, the top of the grinding rod is threadedly connected with a locking nut, the grinding rod is fixedly connected with the rotating rod through the locking nut, and the handle is fixed to the end of the rotating rod away from the grinding rod.

[0008] As preferred, the driving part includes a support frame, a connecting shaft and a driving motor, the support frame is installed on the top of the dust cover, the center of the support frame is provided with a through hole, the top of the grinding rod is arranged in the through hole, the driving motor is installed on the top of the support frame, the connecting shaft is fixedly connected with the output shaft of the driving motor, the top of the grinding rod is provided with an assembly hole, one end of the connecting shaft is clamped in the assembly hole, and the side wall of the grinding rod is threadedly connected with a locking bolt for fixing the connecting shaft.

[0009] As preferred, the grinding rod includes a connecting rod and a grinding seat, the grinding seat is installed on the bottom of the connecting rod, the grinding seat is threadedly connected with the connecting rod, and the connecting rod is a telescopic structure.

[0010] As preferred, the connecting rod includes a connecting rod one and a connecting rod two, the bottom of the connecting rod one is provided with a square groove, the upper end of the connecting rod two is in the form of a square rod, the upper end of the connecting rod two is slidably arranged in the square groove, a plurality of assembly holes are formed in the side wall of the connecting rod two, a plurality of threaded holes are formed in the side wall of the connecting rod one and matched with the assembly holes, and a fixing member is arranged in the assembly holes and the threaded holes.

[0011] As preferred, the outer wall of the dust cover is provided with anti-skid lines.

[0012] Beneficial effects: the application can be installed through the detachable installation of the dust cover, the grinding rod and the driving part, so that the grinding rod can be replaced alone when it is worn after long-term use, without the need to replace the whole device, thereby reducing the soil grinding cost; the detachable installation between the dust cover, the grinding rod and the driving part also facilitates the disassembly and separation of the devices after the soil grinding is completed, so that the soil adhered to the grinding rod and the dust cover can be cleaned, preventing the soil from being left and affecting the next detection; the convenient assembly of the devices through the bolts and threads also facilitates the disassembly of the device. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 Structure schematic diagram of the embodiment;

[0014] Figure 2 Structure schematic diagram of the embodiment for showing the cross-section of the pot body and the dust cover;

[0015] Figure 3 Structure schematic diagram of the embodiment for showing Figure 2 Enlarged structure schematic diagram of A in the embodiment;

[0016] Figure 4 Structure schematic diagram of the embodiment for showing the connecting rod;

[0017] Figure 5 Structure schematic diagram of the embodiment for showing the local cross-section;

[0018] Figure 6 Structure schematic diagram of the embodiment for showing Figure 5 Enlarged structure schematic diagram of B in the embodiment.

[0019] Reference signs: 1, pot body; 2, dust cover; 3, grinding rod; 31, connecting rod; 311, connecting rod one; 312, connecting rod two; 313, square groove; 314, assembly hole two; 315, threaded hole; 316, fixing part; 32, grinding seat; 4, driving part; 411, rotating rod; 412, handle; 413, through hole two; 414, locking nut; 421, support frame; 422, connecting shaft; 423, driving motor; 424, through hole three; 425, assembly hole one; 5, grinding cavity; 6, through hole one; 7, internal threaded sleeve; 8, external threaded sleeve; 9, connecting part. DETAILED DESCRIPTION

[0020] Embodiment one, see Figures 1 to 4 shown:

[0021] The utility model provides a simple soil grinding device, including pot 1, dust cover 2, grinding stick 3 and driving part 4, dust cover 2 is installed at the top of pot 1, dust cover 2 with pot 1 inside is grinding cavity 5, grinding stick 3 is rotationally arranged in grinding cavity 5, the top of dust cover 2 is provided with through -hole no. 1 6, the top of dust cover 2 is provided with the internal thread sleeve 7 corresponding with through -hole no. 1 6, the internal thread sleeve 7 is screw -threaded with the external thread sleeve 8, the bottom of external thread sleeve 8 passes through through -hole no. 1 6 and is arranged in grinding cavity 5, the sidewall of grinding stick 3 is rotationally provided with connecting piece 9, connecting piece 9 is screw -threaded with external thread sleeve 8, when soil needs to be ground, can first install external thread sleeve 8 to internal thread sleeve 7, then the top of grinding stick 3 is taken out from external thread sleeve 8, connecting piece 9 on grinding stick 3 will realize contact with external thread sleeve 8 in the process of taking out from the outside, by rotating connecting piece 9, connecting piece 9 is screw -threaded with external thread sleeve 8, connecting piece 9 is supported by external thread sleeve 8, connecting piece 9 can support grinding stick 3, and the installation of grinding stick 3 is realized, at this time, the soil to be ground can be poured into pot 1, then dust cover 2 is installed on pot 1, dust cover 2 is connected by screwing between pot 1, after dust cover 2 is installed, grinding stick 3 also enters grinding cavity 5 along with dust cover 2, the outer wall of dust cover 2 is provided with anti -skid line, the anti -skid line on dust cover 2 is used to facilitate the rotation of dust cover 2.

[0022] Grinding stick 3 includes connecting rod 31 and grinding seat 32, grinding seat 32 is installed at the bottom of connecting rod 31, grinding seat 32 is screw -threaded with connecting rod 31, connecting rod 31 is telescopic structure, grinding seat 32 is located at the lower end of grinding cavity 5, grinding seat 32 is used to realize the grinding and crushing of soil during grinding, the shape of grinding seat 32 can be replaced according to actual demand, the screw -threaded cooperation between grinding seat 32 and connecting rod 31 facilitates the disassembly and cleaning of grinding seat 32, when grinding seat 32 is worn out after long -term use, grinding seat 32 can be directly disassembled and replaced by rotating grinding seat 32, without replacing the whole equipment, reduce the use cost.

[0023] The connecting rod 31 is of telescopic structure, through the telescopic structure of the connecting rod 31, the height of the grinding seat 32 can be adjusted, which facilitates better grinding of the soil, the connecting rod 31 comprises a connecting rod one 311 and a connecting rod two 312, the bottom of the connecting rod one 311 is provided with a square groove 313, the upper end of the connecting rod two 312 is in the form of a square rod, the upper end of the connecting rod two 312 is slidingly arranged in the square groove 313, a plurality of assembly holes two 314 are formed in the side wall of the connecting rod two 312, a plurality of threaded holes 315 are formed in the side wall of the connecting rod one 311 and matched with the assembly holes two 314, a fixing member 316 is arranged in the assembly holes two 314 and the threaded holes 315, the height of the grinding seat 32 is adjusted by pulling out and retracting the connecting rod two 312, after the connecting rod two 312 is adjusted each time, the assembly holes two 314 on the connecting rod two 312 are matched with the threaded holes 315 on the connecting rod one 311, the fixing member 316 is inserted into the assembly holes two 314 and the threaded holes 315, so that the connecting rod two 312 is fixed, preventing the connecting rod two 312 from falling off during use, the fixing member 316 is in threaded connection with the threaded holes 315, and the fixing member 316 is fixedly connected with the connecting rod one 311 through the threaded connection with the threaded holes 315.

[0024] The driving member 4 is arranged at the top of the grinding rod 3, the driving member 4 is arranged at the top of the grinding rod 3 after the dust cover 2 is arranged, the grinding rod 3 is driven to rotate by the driving member 4, so that the grinding process is realized, the driving member 4 comprises a rotating rod 411 and a handle 412, the top of the grinding rod 3 is in the form of a stepped structure, the structure of the grinding rod 3 is in the form of small at the top and large at the bottom, one end of the rotating rod 411 is provided with a through hole two 413, the small end diameter of the grinding rod 3 passes through the through hole two 413, and the outer wall of the small end diameter of the grinding rod 3 is provided with a thread, the handle 412 is fixed to the end of the rotating rod 411 away from the grinding rod 3, in the process of installation, the through hole two 413 on the rotating rod 411 is matched with the grinding rod 3, the grinding rod 3 passes through the through hole two 413, and the bottom of the rotating rod 411 is supported by the large end diameter of the grinding rod 3, the top of the grinding rod 3 is in threaded connection with a locking nut 414, the grinding rod 3 is fixedly connected with the rotating rod 411 through the locking nut 414, when the grinding rod 3 needs to be rotated, the handle 412 can be pushed to rotate, the handle 412 drives the rotating rod 411 to rotate, and the rotating rod 411 drives the grinding rod 3 to rotate, the rotating rod 411 drives the grinding rod 3 to rotate, which is suitable for grinding a small amount of soil and has a simple structure and does not need complicated operation.

[0025] Embodiment two, see Figures 5-6 ,

[0026] Different from the embodiment one, the driving member 4 further comprises a support frame 421, a connecting shaft 422 and a driving motor 423, the support frame 421 is installed on the top of the dust cover 2, the support frame 421 is fixed with the dust cover 2 through bolts, a through hole three 424 is formed in the center of the support frame 421, the top of the grinding rod 3 is arranged in the through hole three 424, the driving motor 423 is installed on the top of the support frame 421, the connecting shaft 422 is fixedly connected with the output shaft of the driving motor 423, an assembly hole one 425 is formed in the top of the grinding rod 3, one end of the connecting shaft 422 is clamped and arranged in the assembly hole one 425, the side wall of the grinding rod 3 is threadedly matched with a locking bolt for fixing the connecting shaft 422, the driving motor 423 is connected with the grinding plate through the connecting shaft 422, when the grinding rod 3 needs to be driven to rotate, the driving motor 423 can be started, the output shaft of the driving motor 423 drives the connecting shaft 422 to rotate, the connecting shaft 422 is fixed with the grinding rod 3 through the locking bolt, the connecting shaft 422 can drive the grinding rod 3 to rotate, the grinding rod 3 is driven to rotate through the driving motor 423, so that the manpower is saved, the soil grinding is more uniform, when the grinding rod 3 needs to be disassembled, the locking bolt is disassembled, the separation between the connecting shaft 422 and the grinding rod 3 can be realized.

Claims

1. A simple soil grinding device comprising a bowl (1), a dust cover (2), a grinding rod (3) and a driving member (4), characterized in that, The dust cover (2) is installed on the top of the bowl (1), the dust cover (2) and the bowl (1) are connected by threads, the dust cover (2) and the bowl (1) are the grinding cavity (5), the grinding rod (3) is rotatably arranged in the grinding cavity (5), the top of the dust cover (2) is provided with a through hole (6), the top of the dust cover (2) is provided with an internal thread sleeve (7) corresponding to the through hole (6), the internal thread sleeve (7) is internally threadedly connected with an external thread sleeve (8), the bottom of the external thread sleeve (8) passes through the through hole (6) and is arranged in the grinding cavity (5), a connecting piece (9) is rotatably arranged on the side wall of the grinding rod (3), the connecting piece (9) is threadedly connected with the external thread sleeve (8), the top of the grinding rod (3) passes out of the external thread sleeve (8), and the driving piece (4) is installed on the top of the grinding rod (3).

2. The simple soil grinding device according to claim 1, wherein The driving piece (4) comprises a rotating rod (411) and a handle (412), the top of the grinding rod (3) is a stepped structure, the structure of the grinding rod (3) is small at the top and large at the bottom, one end of the rotating rod (411) is provided with a through hole (413), the small end diameter of the grinding rod (3) passes through the through hole (413), and the outer wall of the small end diameter of the grinding rod (3) is provided with threads, the bottom of the rotating rod (411) is supported by the large end diameter of the grinding rod (3), the top of the grinding rod (3) is threadedly connected with a locking nut (414), the grinding rod (3) is fixedly connected with the rotating rod (411) through the locking nut (414), and the handle (412) is fixed to one end of the rotating rod (411) away from the grinding rod (3).

3. The simple soil grinding device according to claim 1, wherein The driving piece (4) comprises a support frame (421), a connecting shaft (422) and a driving motor (423), the support frame (421) is installed on the top of the dust cover (2), the center of the support frame (421) is provided with a through hole (424), the top of the grinding rod (3) is arranged in the through hole (424), the driving motor (423) is installed on the top of the support frame (421), the connecting shaft (422) is fixedly connected with the output shaft of the driving motor (423), the top of the grinding rod (3) is provided with an assembly hole (425), one end of the connecting shaft (422) is clamped and arranged in the assembly hole (425), and the side wall of the grinding rod (3) is threadedly connected with a locking bolt for fixing the connecting shaft (422).

4. The simple soil grinding device according to claim 1, wherein The grinding rod (3) comprises a connecting rod (31) and a grinding seat (32), the grinding seat (32) is installed on the bottom of the connecting rod (31), the grinding seat (32) is threadedly connected with the connecting rod (31), and the connecting rod (31) is a telescopic structure.

5. A simple soil grinding device as claimed in claim 4, wherein, The connecting rod (31) comprises a connecting rod one (311) and a connecting rod two (312), a square groove (313) is formed in the bottom of the connecting rod one (311), the upper end of the connecting rod two (312) is in square rod structure, the upper end of the connecting rod two (312) is slidably arranged in the square groove (313), a plurality of assembly holes two (314) are formed in the side wall of the connecting rod two (312), a threaded hole (315) matched with the assembly holes two (314) is formed in the side wall of the connecting rod one (311), and a fixing piece (316) is arranged in the threaded hole (315) and the assembly holes two (314).

6. The simple soil grinding device according to claim 1, wherein The outer wall of the dust cover (2) is provided with anti-skid lines.

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