CN220328786U - Material reducing mechanism is used in municipal construction - Google Patents

Abstract

The utility model discloses a material crushing device for municipal construction, which comprises a crushing bin, a bottom plate, a dust collection box, a recovery frame, a feeding bin, a first motor and a second motor, wherein the bottom plate is positioned at the bottom end of the crushing bin, the dust collection box is installed on the outer surface of one end of the crushing bin, the recovery frame is positioned on the top surface of the bottom plate, the feeding bin is positioned at the top end of the crushing bin, a conveying pipe is arranged at the bottom end of the crushing bin, the first motor is installed on the bottom surface of the conveying pipe, the second motor is installed on the outer surface of one end of the crushing bin, a discharge hole is formed in the bottom end of the conveying pipe, a guide plate is installed on the outer surface of one end of the conveying pipe, and the output end of the first motor is connected with a spiral blade. This material reducing mechanism for municipal construction has solved the problem that traditional material reducing mechanism for municipal construction exists, has beneficial effect such as high-efficient crushing, dust control, compact structure, crushing effect are adjustable and environmental protection and energy saving.

Description

Material reducing mechanism is used in municipal construction

Technical Field

The utility model relates to the technical field of crushers, in particular to a material crushing device for municipal construction.

Background

In the municipal construction process, material crushing is an indispensable link, and partial problems, such as poor crushing effect, serious dust emission and the like, occur in the material crushing process, so the utility model provides a material crushing device for municipal construction, and aims to solve the problems in the prior art; traditional material reducing mechanism for municipal construction adopts single crushing mode mostly, lacks efficient crushing effect, simultaneously, can produce a large amount of dust at crushing in-process, causes the pollution to constructor and surrounding environment, consequently, need provide a technical scheme and realize high-efficient crushing and dust control.

Disclosure of Invention

The utility model aims to provide a material crushing device for municipal construction, which aims to solve the problems that the prior art lacks efficient crushing effect, and a large amount of dust is generated in the crushing process to pollute constructors and surrounding environment.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a material reducing mechanism is used in municipal construction, includes crushing storehouse, bottom plate, dust collection box, retrieves frame, feeding storehouse, first motor and second motor, the bottom plate is located crushing storehouse bottom, the dust collection box is installed at crushing storehouse one end surface, it is located the bottom plate top surface to retrieve the frame, the feeding storehouse is located the top of crushing storehouse, it is provided with the conveyer pipe to smash the storehouse bottom, first motor is installed at conveyer pipe bottom surface, the second motor is installed smash the one end surface in storehouse, the discharge gate has been seted up to conveyer pipe bottom, conveyer pipe one end surface mounting has the stock guide, first motor output is connected with helical blade, helical blade is swing joint with the conveyer pipe.

As a preferable technical scheme of the utility model, the output end of the second motor is connected with a pinion, the outer surface of the pinion is connected with a large gear in a meshed manner, the middle end of the large gear is connected with a first crushing roller, the outer surface of one end of the first crushing roller is connected with a transmission chain, and the other end of the transmission chain is connected with a movable shaft.

As a preferable technical scheme of the utility model, the opposite surface of the first crushing roller is provided with a second crushing roller, the outer surfaces of the first crushing roller and the second crushing roller are movably connected with fixed crushing blocks, and the fixed crushing blocks are distributed on the inner surface of the crushing bin at equal intervals.

As a preferable technical scheme of the utility model, the outer surface of one end of the crushing bin is provided with a negative pressure air chamber, the negative pressure air chamber is movably connected with a movable shaft, negative pressure fins are annularly distributed on the outer surface of the movable shaft, a vent is arranged at the connecting end of the negative pressure air chamber and the crushing bin, and a dust exhaust pipe is connected between the negative pressure air chamber and the dust collecting box.

Compared with the prior art, the utility model has the beneficial effects that: this material reducing mechanism is used in municipal construction:

1. high-efficiency crushing: by setting opposite surfaces of the first crushing roller and the second crushing roller and setting fixed crushing blocks, double crushing of building materials is realized, and crushing effect is improved;

2. dust control: through the structural design of the negative pressure air chamber, the negative pressure fins and the dust discharging pipe, dust generated in the crushing process is sucked into the negative pressure air chamber and discharged to the dust collecting box, so that effective dust control is realized, and health of constructors and surrounding environment is protected;

3. the structure is compact: by reasonably arranging key components such as the first motor, the second motor, the conveying pipe and the like, the device has compact structure and small occupied space, and is convenient for arrangement and operation of a construction site;

4. the crushing effect is adjustable: the crushing effect of the first crushing roller can be adjusted by adjusting the rotating speed of the second motor and the diameter of the large gear, so that the requirements of different materials are met, and the flexibility of the equipment is improved;

5. environmental protection and energy saving: through the design of bottom plate, dust collection box and recovery frame, can be with the direct recycle of material after smashing, reduce the waste of material, realized environmental protection and energy-conserving target.

Drawings

FIG. 1 is a schematic diagram of the overall internal front view of the present utility model;

FIG. 2 is a schematic view of the internal top view of the pulverizing bin of the present utility model;

FIG. 3 is a schematic view of the rear view of the crushing bin of the present utility model;

fig. 4 is a schematic top view of the recycling frame of the present utility model.

In the figure: 1. crushing the bin; 2. a bottom plate; 3. a dust collection box; 4. a recovery frame; 5. a feeding bin; 6. a delivery tube; 7. a first motor; 8. a helical blade; 9. a discharge port; 10. a first pulverizing roller; 11. a second pulverizing roller; 12. fixing the powder blocks; 13. a negative pressure air chamber; 14. a vent; 15. a movable shaft; 16. negative pressure fins; 17. a dust exhaust pipe; 18. a material guide plate; 19. a second motor; 20. a pinion gear; 21. a large gear; 22. and a transmission chain.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a material reducing mechanism is used in municipal construction, including smashing storehouse 1, bottom plate 2, dust bin 3, retrieve frame 4, feeding storehouse 5, first motor 7 and second motor 19, bottom plate 2 is located smashing storehouse 1 bottom, dust bin 3 installs at smashing storehouse 1 one end surface, retrieve frame 4 and be located bottom plate 2 top surface, feeding storehouse 5 is located the top of smashing storehouse 1, smashing storehouse 1 bottom and being provided with conveyer pipe 6, first motor 7 installs at conveyer pipe 6 bottom surface, second motor 19 installs the one end surface at smashing storehouse 1, discharge gate 9 has been seted up to conveyer pipe 6 bottom, conveyer pipe 6 one end surface mounting has stock guide 18, first motor 7 output is connected with helical blade 8, helical blade 8 is swing joint with conveyer pipe 6.

The output end of the second motor 19 is connected with a pinion 20, the outer surface of the pinion 20 is in meshed connection with a large gear 21, the middle end of the large gear 21 is connected with a first crushing roller 10, the outer surface of one end of the first crushing roller 10 is connected with a transmission chain 22, the other end of the transmission chain 22 is connected with a movable shaft 15, the second motor 19 rotates the pinion 20, the pinion 20 is in meshed transmission with the large gear 21, a diameter difference exists between the pinion 20 and the large gear 21, the rotating torque force of the first crushing roller 10 can be ensured, the crushing effect is improved, and the other ends of the first crushing roller 10 and the second crushing roller 11 are in meshed transmission through synchronous gears with the same diameter, so that the same-speed rotation in the opposite direction can be achieved.

The first crushing roller 10 opposite face is provided with second crushing roller 11, first crushing roller 10 and second crushing roller 11 surface swing joint have fixed crushing piece 12, fixed crushing piece 12 equidistant distribution is at crushing storehouse 1 internal surface, first crushing roller 10 and second crushing roller 11 are at the rotation in-process, not only can smash building material between the two, the other end of first crushing roller 10 and second crushing roller 11 can cooperate fixed crushing piece 12 to smash the material simultaneously, increase the crushing area of equipment to all be inwards direction rotation, can avoid the material to block up at feeding storehouse 5 inside.

The outer surface of one end of the crushing bin 1 is provided with a negative pressure air chamber 13, the negative pressure air chamber 13 is movably connected with a movable shaft 15, negative pressure fins 16 are annularly distributed on the outer surface of the movable shaft 15, a vent 14 is formed at the connecting end of the negative pressure air chamber 13 and the crushing bin 1, a dust exhaust pipe 17 is connected between the negative pressure air chamber 13 and the dust collection box 3, the movable shaft 15 rotates at a high speed under the transmission of a transmission chain 22, a larger wrap angle exists between the transmission chain 22 and the connecting end of the movable shaft 15 and the first crushing roller 10, the wrap angle of the movable shaft 15 is smaller, an accelerating effect can be formed, the high-speed rotation of the movable shaft 15 is ensured, the movable shaft 15 drives the negative pressure fins 16 to generate airflow, dust inside the crushing bin 1 is discharged into the negative pressure air chamber 13 from the vent 14, dust emission in the crushing process is avoided, and the integral environmental protection of equipment is improved.

Working principle: when the municipal construction material smashing device is used, firstly building materials are discharged into the smashing bin 1 from the feeding bin 5, then the second motor 19 and the second motor 19 are started, the second motor 19 rotates the pinion 20, the pinion 20 and the large gear 21 are in meshed transmission, the large gear 21 drives the first smashing roller 10 to rotate, the first smashing roller 10 and the second smashing roller 11 are in meshed transmission through the synchronous gears, the building materials can rotate at the same speed, fixed smashing pieces 12 are matched to smash the building materials, in the smashing process, the movable shaft 15 is driven to rotate through the transmission chain 22, the movable shaft 15 forms negative pressure air flow through the negative pressure fins 16, dust generated in the smashing process can be sucked into the negative pressure air chamber 13 from the vent 14, finally the dust is discharged into the dust collecting box 3 from the dust discharging pipe 17, the smashed building materials are discharged into the conveying pipe 6, the second motor 19 drives the spiral blade 8 to rotate, the materials inside the conveying pipe 6 can be discharged in the discharging process, the smashing effect is increased, finally, the smashing effect is discharged into the guide plate 18 from the discharge hole 9 along the preset guide plate 18, the whole material collecting frame is fully arranged, and the recycling material can be fully stored in the collecting frame 4, and the recycling frame is fully arranged, and after the recycling frame is fully arranged, and the recycling frame is fully arranged.

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 (4)

1. The utility model provides a material reducing mechanism for municipal construction, its characterized in that includes crushing storehouse (1), bottom plate (2), dust bin (3), retrieves frame (4), feeding storehouse (5), first motor (7) and second motor (19), bottom plate (2) are located crushing storehouse (1) bottom, install at crushing storehouse (1) one end surface dust bin (3), retrieve frame (4) and be located bottom plate (2) top surface, feeding storehouse (5) are located the top of crushing storehouse (1), crushing storehouse (1) bottom is provided with conveyer pipe (6), first motor (7) are installed at conveyer pipe (6) bottom surface, second motor (19) are installed the one end surface of crushing storehouse (1), discharge gate (9) have been seted up to conveyer pipe (6) one end surface mounting has guide plate (18), first motor (7) output is connected with helical blade (8), helical blade (8) and conveyer pipe (6) are swing joint.

2. The municipal construction material pulverizing device according to claim 1, wherein: the output end of the second motor (19) is connected with a pinion (20), the outer surface of the pinion (20) is connected with a large gear (21) in a meshed mode, the middle end of the large gear (21) is connected with a first crushing roller (10), one end outer surface of the first crushing roller (10) is connected with a transmission chain (22), and the other end of the transmission chain (22) is connected with a movable shaft (15).

3. The municipal construction material pulverizing device according to claim 2, wherein: the utility model discloses a crushing bin, including first crushing roller (10), second crushing roller (11) are provided with on opposite face of first crushing roller (10), first crushing roller (10) and second crushing roller (11) surface swing joint have fixed crushing piece (12), fixed crushing piece (12) equidistant distribution is at crushing storehouse (1) internal surface.

4. The municipal construction material pulverizing device according to claim 1, wherein: the dust collecting device is characterized in that a negative pressure air chamber (13) is arranged on the outer surface of one end of the crushing bin (1), the negative pressure air chamber (13) is movably connected with a movable shaft (15), negative pressure fins (16) are annularly distributed on the outer surface of the movable shaft (15), a vent (14) is formed in the connecting end of the negative pressure air chamber (13) and the crushing bin (1), and a dust exhaust pipe (17) is connected between the negative pressure air chamber (13) and the dust collecting box (3).