CN219092186U

CN219092186U - Crushing and screening device

Info

Publication number: CN219092186U
Application number: CN202223340552.6U
Authority: CN
Inventors: 李志平
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-05-30
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a crushing and screening device which comprises an equipment box, wherein a material guide cylinder is fixedly arranged on one side of the equipment box, a hopper is fixedly arranged at the top of the equipment box, a dust filtering box is fixedly arranged on the opposite side of the equipment box, a control panel is fixedly arranged on the equipment box below the dust filtering box, crushed stones are screened through shaking of a screen plate, insufficiently crushed stones return to the hopper through the material guide cylinder for secondary crushing, and the sufficiently crushed stones pass through a plurality of layers of screen plates and are screened to different stone collecting boxes according to demands of people. The device adopts a plurality of layers of sieve plates, so that workers can obtain stones with various sizes, the device can be used for different works, and the stone utilization rate is increased. The device is provided with the stone dust recycling and filtering device, solves the problem that stones generate dust in the crushing process and cause harm to human bodies and the environment, and is beneficial to practical application.

Description

Crushing and screening device

Technical Field

The utility model relates to a crushing device, in particular to a stone crushing and screening device, and belongs to the technical field of crushing powder screens.

Background

Crushing and screening means that stones are mechanically crushed to obtain the required large and small particles, the crushed particles are screened again to meet the use requirement of people, the existing crushing and screening device is used for crushing stones and screening stones once for the most, the crushing of stones is insufficient, the use requirement of multi-level screening of people cannot be met, and the working efficiency is affected. In addition, during the stone crushing process, a large amount of dust is easy to generate, and the damage to human bodies and the environment is caused.

The utility model comprises the following steps:

the present utility model aims to solve the above problems by providing a crushing and screening device which solves the problems mentioned in the background art.

In order to solve the problems, the utility model provides a technical scheme that:

the utility model provides a broken screening plant, includes the equipment box, equipment box top fixed mounting has the hopper, equipment box one side fixed mounting has a guide cylinder, equipment box is kept away from guide cylinder one side fixed mounting and is had the dust filtration case, equipment box one side fixed mounting has a motor, the output of a motor extends to equipment box inside fixed mounting and has a pivot, a pivot one side is installed No. two pivots, a pivot outside fixed mounting has the driving gear, no. two pivot outside fixed mounting have driven gear, driving gear and driven gear intermesh, a pivot and No. two pivot outside all fixed cover are equipped with a broken section of thick bamboo, no. two pivot are close to one side fixed mounting of driven gear and have the cam, fixed mounting has the slide bar on equipment box one side inner wall, slide bar outside sliding connection has the connecting rod, the connecting rod is down "L" type with the cam contact, the outside just be located the connecting rod top cover and be equipped with the spring, the connecting rod outside is installed a sieve and No. three sieve plate and three sieve plate by connecting from top to bottom in proper order.

Preferably, holes are formed in positions, corresponding to the first sieve plate, the second sieve plate and the third sieve plate, on one side of the equipment box, baffle plates are mounted on two sides of the first sieve plate, two sides of the second sieve plate and two sides of the third sieve plate, and one end of the second sieve plate is fixedly connected with a sliding plate.

Preferably, a feed inlet matched with the first sieve plate is formed below the guide cylinder, a third rotating shaft is rotationally connected to the guide cylinder, a spiral blade is fixedly installed on the third rotating shaft, a second motor is fixedly installed at the top of the guide cylinder, the output end of the second motor is connected with the third rotating shaft, a feed conveying pipe is arranged on one side of the top of the guide cylinder, and the feed conveying pipe is located above the hopper.

Preferably, the dust filtering box is internally provided with a fan, the input end of the fan is provided with a sealing box, the sealing box is internally provided with a dust filter screen, the top of the equipment box is provided with a dust hole, and the dust hole is communicated with the sealing box through a dust pipe.

Preferably, a first stone collecting box, a second stone collecting box and a third stone collecting box are arranged below the equipment box, the first stone collecting box is located below the third sieve plate, the second stone collecting box is located on one side of the third sieve plate, and the third stone collecting box is located on one side of the sliding plate.

Preferably, one side of the equipment box is fixedly provided with a control panel below the dust filtering box, and the first motor, the second motor and the fan are electrically connected with the control panel.

The beneficial effects of the utility model are as follows: easy operation, the practicality is strong, shakes from top to bottom through the sieve, sieves the building stones after the breakage, can fall the feeder hopper again to carry out the secondary breakage to the building stones that the breakage is insufficient through the guide cylinder, can carry out the screening of equidimension different to the building stones after the breakage through the sieve of different levels, collects the dust that produces in with the breakage through the dust rose box, reduces the harm of dust to human and environment.

Description of the drawings:

for ease of illustration, the utility model is described in detail by the following detailed description and the accompanying drawings.

FIG. 1 is a schematic side cross-sectional view of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of the overall structure of the present utility model;

fig. 3 is an enlarged view at a in fig. 1.

In the figure: 1. an equipment box; 21. a first rotating shaft; 22. a second rotating shaft; 23. a drive gear; 24. a driven gear; 25. a crushing cylinder; 26. a motor I; 27. a cam; 31. a slide bar; 32. a connecting rod; 33. a spring; 34. a first sieve plate; 35. a second sieve plate; 36. a third sieve plate; 37. a hole; 38. a baffle; 39. a slide plate; 4. a hopper; 5. a guide cylinder; 51. a third rotating shaft; 52. spiral leaves; 53. a motor II; 54. a feed inlet; 55. a material conveying pipe; 6. a dust filter box; 61. a blower; 62. a dust filter screen; 63. a dust hole; 64. a dust tube; 7. a control panel; 81. a first stone collecting box; 82 a second stone collecting box; 83. and a third stone collecting box.

The specific embodiment is as follows:

as shown in fig. 1-3, the present embodiment adopts the following technical scheme:

examples:

the utility model provides a crushing and screening device, includes equipment box 1, equipment box 1 top fixed mounting has hopper 4, equipment box 1 one side fixed mounting has guide cylinder 5, equipment box 1 keeps away from guide cylinder 5 one side fixed mounting has dust filter case 6, equipment box 1 one side fixed mounting has motor 26, motor 26's output extends to equipment box 1 inside fixed mounting has a pivot 21, pivot 21 installs No. two pivot 22 in one side, pivot 1 outside fixed mounting has driving gear 23, no. two pivot 22 outside fixed mounting has driven gear 24, and motor 25 rotates and drives driving gear 23 and driven gear 24 rotation, because two gears interlock each other, so two crushing cylinders 25 rotate relatively, smash the building stones, simultaneously through the rotation of cam 27, and under the effect of spring 33, the connecting rod 32 is continuously moved up and down so as to drive one end of the screen plate to move up and down, the driving gear 23 and the driven gear 24 are meshed with each other, the crushing cylinders 25 are fixedly sleeved on the outer sides of the first rotating shaft 21 and the second rotating shaft 22, the cam 27 is fixedly arranged on one side of the second rotating shaft 22, which is close to the driven gear 24, the sliding rod 31 is fixedly arranged on the inner wall of one side of the equipment box 1, the connecting rod 32 is connected with the outer side of the sliding rod 1 in a sliding manner, the connecting rod 32 is in an inverted L shape, the upper end of the connecting rod 32 is contacted with the cam 27, the spring 33 is sleeved on the outer side of the sliding rod 1 and is positioned above the connecting rod 32, the first screen plate 34, the second screen plate 35 and the third screen plate 36 are sequentially arranged on the outer side of the connecting rod 32 from top to bottom, when crushed stones fall onto the screen plate, stones are screened under shaking of the screen plate, insufficient stones are crushed, the stone is conveyed again into the hopper 4 for secondary crushing along with the rotation of the spiral blades 52 by rolling down the first screen 34 into the guide cylinder 5. The stones screened by the first screen 34 pass through the second screen 35 and the third screen 36 and enter the first stone collecting box 81, the second stone collecting box 82 and the third stone collecting box 83 respectively.

Further, holes 37 are formed in positions, corresponding to the first sieve plate 34, the second sieve plate 35 and the third sieve plate 36, on one side of the equipment box 1, baffles 38 are mounted on two sides of the first sieve plate 34, two sides of the second sieve plate 35 and two sides of the third sieve plate 36, and one end of the second sieve plate 35 is fixedly connected with a sliding plate 39.

Further, a feed inlet 54 matched with the first sieve plate 34 is formed below the guide cylinder 5, a third rotating shaft 51 is rotationally connected to the guide cylinder 5, a spiral blade 52 is fixedly installed on the third rotating shaft 51, a second motor 53 is fixedly installed at the top of the guide cylinder 5, the output end of the second motor 3 is connected with the third rotating shaft 51, a feed conveying pipe 55 is arranged on one side of the top of the guide cylinder 5, and the feed conveying pipe 55 is located above the hopper 4.

Further, a fan 61 is installed inside the dust filtering box 6, a sealing box 60 is arranged at the input end of the fan 61, a dust filtering net 61 is installed inside the sealing box 60, a dust hole 63 is formed in the top of the equipment box 1, and the dust hole 63 is communicated with the sealing box 60 through a dust pipe 64.

Further, a first stone collecting box 81, a second stone collecting box 82 and a third stone collecting box 83 are placed below the equipment box 1, the first stone collecting box 81 is located below the third screen plate 36, the second stone collecting box 82 is located on one side of the third screen plate 36, and the third stone collecting box 83 is located on one side of the sliding plate 39.

Further, a control panel 7 is fixedly installed on one side of the equipment box 1 and below the dust filtering box 6, and the first motor 26, the second motor 53 and the fan 61 are electrically connected with the control panel 7.

Specifically, when the device is used, the staff starts the device through the control panel 7, then falls the building stones into the feeder hopper 4, building stones enter the device through the feeder hopper 4, the motor 25 rotates to drive the driving gear 23 and the driven gear 24 to rotate, because the two gears are meshed with each other, the two crushing cylinders 25 rotate relatively to crush the building stones, simultaneously, the connecting rod 32 continuously moves up and down under the action of the cam 27 and the spring 33, thereby driving the up-and-down movement of one end of the screen plate, when the crushed building stones fall onto the screen plate, the building stones are screened under the shaking of the screen plate, the insufficiently crushed building stones roll into the guide cylinder 5 along the first screen plate 34, and the building stones are conveyed into the feeder hopper 4 again for secondary crushing along with the rotation of the spiral blade 52. The stones screened by the first screen 34 pass through the second screen 35 and the third screen 36 and enter the first stone collecting box 81, the second stone collecting box 82 and the third stone collecting box 83 respectively. Dust generated during crushing of stones is sucked into the dust filter box 6 through the dust pipe 64 by the fan 61 and then is collected to the bottom of the dust filter box 6 through the dust filter screen 62.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a crushing and screening device, its characterized in that includes equipment box (1), equipment box (1) top fixed mounting has hopper (4), guide cylinder (5) are installed to equipment box (1) one side fixed mounting, equipment box (1) is kept away from guide cylinder (5) one side fixed mounting and is had dust filter case (6), equipment box (1) one side fixed mounting has motor (26), the output of motor (26) extends to equipment box (1) internally fixed mounting and has a pivot (21), pivot (22) No. two are installed to pivot (21) one side, pivot (21) outside fixed mounting has driving gear (23), driven gear (24) are installed in pivot (22) outside fixed mounting, driving gear (23) and driven gear (24) intermesh, pivot (21) and No. two pivot (22) outside all fixed cover are equipped with crushing cylinder (25), pivot (22) are close to one side fixed mounting of driven gear (24) and are had cam (27), be connecting rod (32) are installed to the side of the equipment (31) outside on the side of being the connecting rod (32), the upper end of the connecting rod (32) is in contact with the cam (27), the outer side of the sliding rod (31) is sleeved with the spring (33) above the connecting rod (32), and a first sieve plate (34), a second sieve plate (35) and a third sieve plate (36) are sequentially arranged on the outer side of the connecting rod (32) from top to bottom.

2. A crushing and screening device according to claim 1, characterized in that holes (37) are formed in the positions of one side of the equipment box (1) corresponding to the first screen plate (34), the second screen plate (35) and the third screen plate (36), baffle plates (38) are mounted on two sides of the first screen plate (34), two sides of the second screen plate (35) and two sides of the third screen plate (36), and one end of the second screen plate (35) is fixedly connected with a sliding plate (39).

3. The crushing and screening device according to claim 2, characterized in that a feed inlet (54) matched with the first sieve plate (34) is formed below the guide cylinder (5), a third rotating shaft (51) is rotationally connected to the guide cylinder (5), a spiral blade (52) is fixedly installed on the third rotating shaft (51), a second motor (53) is fixedly installed at the top of the guide cylinder (5), the output end of the second motor (53) is connected with the third rotating shaft (51), a feed conveying pipe (55) is arranged on one side of the top of the guide cylinder (5), and the feed conveying pipe (55) is located above the hopper (4).

4. A crushing and screening device according to claim 3, characterized in that the dust filtering box (6) is internally provided with a fan (61), the input end of the fan (61) is provided with a sealing box (60), the sealing box (60) is internally provided with a dust filter screen (62), the top of the equipment box (1) is provided with a dust hole (63), and the dust hole (63) is communicated with the sealing box (60) through a dust pipe (64).

5. A crushing and screening device according to claim 4, characterized in that a first stone collecting box (81), a second stone collecting box (82) and a third stone collecting box (83) are placed below the equipment box (1), the first stone collecting box (81) is located below the third screen plate (36), the second stone collecting box (82) is located on one side of the third screen plate (36), and the third stone collecting box (83) is located on one side of the slide plate (39).

6. The crushing and screening device according to claim 5, wherein a control panel (7) is fixedly installed on one side of the equipment box (1) and below the dust filtering box (6), and the first motor (26), the second motor (53) and the fan (61) are electrically connected with the control panel (7).