CN210787552U

CN210787552U - Broken grinder of soil for experiments

Info

Publication number: CN210787552U
Application number: CN201921309426.XU
Authority: CN
Inventors: 贺星
Original assignee: Xinzhou Teachers University
Current assignee: Xinzhou Teachers University
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2020-06-19
Anticipated expiration: 2029-08-14

Abstract

The utility model particularly relates to a broken grinder of soil for experiments belongs to grinding tool technical field, and the technical problem that solve provides a grinder that the grinding speed is fast, the soil fineness of grind is high, and the technical scheme of adoption is: a vertically arranged rack is connected with the fixing frame in a sliding manner, a gear is arranged on the rack and is fixed with an output shaft of a second motor, an upper grinding disc is fixed at the lower end of the rack, a lower grinding disc is arranged below the upper grinding disc and is fixed with an output shaft of a first motor, an upper port of a material guide plate is fixed with the lower side of the lower grinding disc, and a material collecting box is arranged at the lower end of the material guide plate; the lower grinding disc comprises a central grinding disc and a plurality of annular grinding discs which are sequentially sleeved from inside to outside, and a filter screen is embedded in the middle of each annular grinding disc; the utility model discloses by the effect between last mill and lower mill and the adjacent annular mill, carry out quick, efficient breakage to soil.

Description

Broken grinder of soil for experiments

Technical Field

The utility model belongs to the technical field of the grinding tool, concretely relates to broken grinder of soil for experiments.

Background

The soil sample is ground by a pulverizer purchased from the market, the number of types of the pulverizer is complex and various, the pulverizer is uneven, the testing precision and the accuracy are influenced, and the scientificity and the authority of the soil-testing formula fertilization are reduced.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes prior art exists not enough, provides a broken grinder of soil for experiments that grinding speed is fast, the soil fineness of grind is high.

In order to solve the technical problem, the utility model discloses a technical scheme be: an experimental soil crushing and grinding device comprises: the upper part and the lower part of the rack are both connected with the fixing frame in a sliding manner, the fixing frame is fixed relative to a working base surface, the working base surface refers to the ground, the rack is provided with the gear meshed with the rack, the gear is fixed with an output shaft of the second motor, the second motor is fixed relative to the fixing frame, a circular upper grinding disc is fixed at the lower end of the rack, the lower grinding disc matched with the upper grinding disc is arranged below the upper grinding disc, the lower grinding disc is fixed with the output shaft of the first motor, the guide plate is a conical cylinder with the upper end and the lower end open, the first motor is arranged in the conical cylinder of the guide plate, and the upper end opening of the guide plate is fixed with the lower side of the lower grinding disc, the lower end of the material guide plate is provided with the material collecting box;

the lower grinding disc comprises: annular mill, filter screen, central mill, annular are protruding and the annular groove, down the mill includes one central mill and a plurality of cup joint from inside to outside in proper order the annular mill, the downside of central mill with the output shaft of a motor is fixed, the circumference of central mill is fixed with the annular is protruding, the inboard circumference of annular mill is provided with the annular groove, the outside circumference of annular mill is fixed with the annular is protruding, the annular protruding with the annular groove cooperatees, central mill and adjacent annular mill, adjacent two all pass through between the annular mill the annular protruding with annular groove looks joint, the middle part of annular mill is inlayed and is had the filter screen.

The surfaces of the annular protrusion and the annular groove are both rough surfaces, the rough surfaces are wear-resistant protrusions fixed on the surfaces of the annular protrusion and the annular groove, and the rough surfaces are used for increasing friction.

The material collecting box is an annular container with a through hole in the middle, the first motor is placed in the through hole, and the height of the outer annular wall of the annular container is higher than that of the inner annular wall of the annular container.

A hollow circular ring is fixed on the fixing frame, the hollow circular ring is sleeved on the rack, and the rack can reciprocate up and down relative to the hollow circular ring.

Broken grinder of soil for experiments still includes: sample connection and box, the runner stone reaches the part of runner stone below all set up in the box, the lower part circumference of box is provided with a plurality of sample connections, the sample connection is used for taking out ground back soil in the case that gathers materials.

The lower part of the fixing frame is fixed with the upper end of the box body.

The upper port of the material guide plate is fixed with the lower side of the central grinding disc.

The experimental soil crushing and grinding device further comprises a plurality of feeding ports, the feeding ports are formed in the box body, and the discharging ends of the feeding ports are arranged above the lateral portion of the lower grinding disc.

The filter screen is a stainless steel filter screen.

And reinforcing ribs are fixed in the stainless steel filter screen.

Compared with the prior art, the utility model following beneficial effect has.

The utility model provides a broken grinder of soil for experiments passes through the cooperation of runner stone and lower mill, and the runner stone provides pressure, and it is rotatory by a motor drive down to lap the mill, treats to grind soil and smashes under the combined action of the pressure of runner stone and torsional force at runner stone under with, just the runner stone is formed for the combination of the annular mill that a center mill and a plurality of cup jointed from inside to outside in proper order, and each annular mill is rotatory under the frictional force effect, has speed difference between the adjacent annular mill, and is more complicated to the torsional force of soil, more is favorable to the breakage of soil, and crushing speed is fast, the grinding is abundant, and the soil fineness satisfies the experiment requirement.

Two, the utility model discloses a surface of annular arch and annular groove is the matte, can increase frictional force, is favorable to driving the rotation of annular mill.

Thirdly, the utility model discloses an it has the stainless steel filter screen to inlay on the annular mill, accomplishes the filtration process of soil simultaneously at the in-process that soil ground, and work efficiency is high.

Fourth, the utility model discloses a case that gathers materials has the annular container of through-hole for the centre, the outer rampart of annular container highly is higher than the height of rampart in the annular container, prevents to grind back soil because the rotary action of stock guide and fall outside the case that gathers materials, avoids causing the waste.

Fifthly, the utility model discloses grinder external design has the box, prevents that soil from being contaminated and influencing the experimental result, and simultaneously, the box still has dustproof effect.

Drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is the utility model discloses broken grinder of soil for experiments's elevation view.

Fig. 2 is the utility model discloses broken grinder of soil for experiments's cross-sectional view.

Fig. 3 is the utility model discloses broken grinder of soil for experiments's right side view.

Fig. 4 is a top view of the lower grinding disc of the present invention.

Fig. 5 is a top view of the annular grinding disc of the present invention.

Fig. 6 is a sectional view of the a-a surface of the annular grinding disc of the present invention.

Fig. 7 is a top view of the material collecting box of the present invention.

In the figure: 1 is the sample connection, 2 is the box, 3 is the mount, 4 is the gear, 5 is the rack, 6 is the pan feeding mouth, 7 is the case that gathers materials, 8 is the runner stone, 9 is the lower mill, 10 is the stock guide, 11 is a motor, 12 is No. two motors, 13 is annular mill, 14 is the filter screen, 15 central mill, 16 annular are protruding, 17 is the annular groove.

Detailed Description

The following is a further description with reference to specific examples.

An experimental soil crushing and grinding device comprises: the grinding device comprises a fixed frame 3, a gear 4, a rack 5, a material collecting box 7, an upper grinding disc 8, a lower grinding disc 9, a first motor 11, a second motor 12 and a material guide plate 10, wherein the rack 5 is vertically arranged, the upper part and the lower part of the rack 5 are both in sliding connection with the fixed frame 3, the fixed frame 3 is fixed relative to a working base plane, the working base plane refers to the ground, the gear 4 meshed with the rack 5 is arranged on the rack 5, the gear 4 is fixed with an output shaft of the second motor 12, the second motor 12 is fixed relative to the fixed frame 3, a circular upper grinding disc 8 is fixed at the lower end of the rack 5, the lower grinding disc 9 matched with the upper grinding disc 8 is arranged below the upper grinding disc 8, the lower side of the lower grinding disc 9 is fixed with the output shaft of the first motor 11, and the material guide plate 10 is a conical cylinder with an upper end and a lower end both, the first motor 11 is arranged in the conical cylinder of the material guide plate 10, the upper port of the material guide plate 10 is fixed with the lower side of the lower grinding disc 9, and the material collecting box 7 is arranged at the lower end of the material guide plate 10;

the lower grinding disc 9 comprises: annular mill 13, filter screen 14, central mill 15, the protruding 16 of annular and annular groove 17, lower mill 9 includes one central mill 15 and a plurality of cup joint in proper order from inside to outside annular mill 13, central mill 15's downside with the output shaft of a motor 11 is fixed, central mill 15's circumference is fixed with annular is protruding 16, annular mill 13's inboard circumference is provided with annular groove 17, annular mill 13's outside circumference is fixed with annular is protruding 16, annular is protruding 16 with annular groove 17 cooperatees, central mill 15 and adjacent annular mill 13, adjacent two all pass through between the annular mill 13 annular protruding 16 with annular groove 17 looks joint, the middle part of annular mill 13 is inlayed and is had filter screen 14.

The surfaces of the annular protrusion 16 and the annular groove 17 are both rough surfaces, the rough surfaces are wear-resistant protrusions fixed on the surfaces of the annular protrusion 16 and the annular groove 17, and the rough surfaces are used for increasing friction.

The material collecting box 7 is an annular container with a through hole in the middle, the first motor 11 is placed in the through hole, and the height of the outer annular wall of the annular container is higher than that of the inner annular wall of the annular container.

A hollow circular ring is fixed on the fixing frame 3, the hollow circular ring is sleeved on the rack 5, and the rack 5 can reciprocate up and down relative to the hollow circular ring.

Broken grinder of soil for experiments still includes: sample connection 1 and box 2, the runner stone 8 reaches the part of runner stone 8 below all set up in the box 2, the lower part circumference of box 2 is provided with a plurality of sample connections 1, sample connection 1 is used for taking out ground back soil in the case 7 that gathers materials.

The lower part of the fixed frame 3 is fixed with the upper end of the box body 2.

The upper end of the material guide plate 10 is fixed to the lower side of the center grinding disc 15.

The experimental soil crushing and grinding device further comprises a plurality of feeding ports 6, the feeding ports 6 are formed in the box body 2, and the discharging ends of the feeding ports 6 are arranged above the lateral portion of the lower grinding disc 9.

The filter screen 14 is a stainless steel filter screen.

And reinforcing ribs are fixed in the stainless steel filter screen.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. It will be apparent to those skilled in the art that modifications and improvements can be made to the above-described embodiments without departing from the spirit and scope of the invention. Accordingly, it will be appreciated that those skilled in the art, upon attaining an understanding of the foregoing may readily produce alterations to, variations of, and equivalents to these embodiments without departing from the spirit and scope of the present invention as defined by the appended claims.

Claims

1. The utility model provides a broken grinder of soil for experiments which characterized in that includes: the grinding device comprises a fixed frame (3), a gear (4), a rack (5), a material collecting box (7), an upper grinding disc (8), a lower grinding disc (9), a first motor (11), a second motor (12) and a material guide plate (10), wherein the rack (5) is vertically arranged, the upper part and the lower part of the rack (5) are both in sliding connection with the fixed frame (3), the fixed frame (3) is fixed relative to a working base surface, the gear (4) meshed with the rack (5) is arranged on the rack (5), the gear (4) is fixed with an output shaft of the second motor (12), the second motor (12) is fixed relative to the fixed frame (3), the lower end of the rack (5) is fixed with a circular upper grinding disc (8), the lower grinding disc (9) matched with the upper grinding disc (8) is arranged below the upper grinding disc (8), the lower side of the lower grinding disc (9) is fixed with an output shaft of the first motor (11), the material guide plate (10) is a conical cylinder with an open upper end and an open lower end, the first motor (11) is arranged in the conical cylinder of the material guide plate (10), the upper port of the material guide plate (10) is fixed with the lower side of the lower grinding disc (9), and the lower end of the material guide plate (10) is provided with the material collecting box (7);

the lower grinding disc (9) comprises: annular mill (13), filter screen (14), central mill (15), annular are protruding (16) and annular groove (17), lower mill (9) include one central mill (15) and a plurality of cup joint in proper order from inside to outside annular mill (13), the downside of central mill (15) with the output shaft of a motor (11) is fixed, the circumference of central mill (15) is fixed with annular is protruding (16), the inboard circumference of annular mill (13) is provided with annular groove (17), the outside circumference of annular mill (13) is fixed with annular is protruding (16), annular is protruding (16) with annular groove (17) cooperate, central mill (15) and adjacent annular mill (13), adjacent two all pass through between annular mill (13) annular protruding (16) with annular groove (17) looks joint, the middle part of the annular grinding disc (13) is embedded with the filter screen (14).

2. An experimental soil crushing and grinding device according to claim 1, characterized in that the surfaces of the annular protrusion (16) and the annular groove (17) are all rough surfaces.

3. An experimental soil crushing and grinding device as claimed in claim 2, characterized in that the collecting box (7) is a ring-shaped container with a through hole in the middle, and the height of the outer ring wall of the ring-shaped container is higher than that of the inner ring wall of the ring-shaped container.

4. The experimental soil crushing and grinding device as claimed in claim 3, characterized in that a hollow ring is fixed on the fixing frame (3), the hollow ring is sleeved on the rack (5), and the rack (5) can reciprocate up and down relative to the hollow ring.

5. The experimental soil crushing and grinding device as claimed in claim 4, further comprising: sample connection (1) and box (2), runner stone (8) reach runner stone (8) below part all set up in box (2), the lower part circumference of box (2) is provided with a plurality of sample connections (1), sample connection (1) are used for taking out soil after the ground in case (7) gathers materials.

6. The experimental soil crushing and grinding device as claimed in claim 5, characterized in that the experimental soil crushing and grinding device further comprises a plurality of feeding ports (6), the feeding ports (6) are arranged on the box body (2), and the discharging ends of the feeding ports (6) are arranged above the side part of the lower grinding disc (9).

7. An experimental soil crushing and grinding device according to claim 6, characterized in that the screen (14) is a stainless steel screen.

8. The experimental soil crushing and grinding device as claimed in claim 7, wherein reinforcing ribs are fixed in the stainless steel filter screen.