CN218048119U - Building site is with degradable dirt building rubbish breaker - Google Patents

Abstract

The utility model belongs to the technical field of construction engineering equipment, and in particular relates to a dust-reducing construction waste crushing device for a construction site, which includes a crushing shell and a dust-reducing component. The peng head sprinkles water on the inside of the broken shell to reduce dust, and at the same time starts the dust suction fan, which can suck out the dust generated in the broken shell through the dust suction square pipe, and then guide it into the water tank through the dust discharge pipe for dust removal treatment. Dust reduction in the crushing shell is carried out by spraying and dust suction at the same time, and the dust generated by the crushed garbage can be processed in time to avoid causing dust, which is convenient for people to work, improves the crushing efficiency, and improves the environmental protection and practicability of the equipment.

Description

A dust-reducing construction waste crushing device for a construction site

technical field

The utility model belongs to the technical field of construction engineering equipment, in particular to a dust-reducing construction waste crushing device for a construction site.

Background technique

Construction waste refers to the construction waste produced by man-made or natural reasons in the project, including waste residue, spoil, silt and waste materials, etc. The most common construction waste at the construction site is concrete blocks, crushed stones, brick fragments, waste mortar, etc. These materials are of no help to the building itself, but they are substances produced during the construction process and need to be treated accordingly in order to achieve the ideal project construction. With the acceleration of industrialization and urbanization, the construction industry is also developing rapidly, and the accompanying construction waste is increasing. When dealing with construction waste, crushing devices are needed.

There are still some problems in the existing crushing device. The construction waste falls directly to the crushing device through the feed port, and it is easy to fall into the gap between the crushing roller and the shell, which may damage the crushing roller and affect the crushing effect. When crushing construction waste, the dust generated by the crushed waste cannot be disposed of in time, which may easily cause dust. Based on this, it is necessary to study a dust-reducing construction waste crushing device for construction sites.

Utility model content

Aiming at the defects and problems existing in the existing equipment, the utility model provides a dust-reducing construction waste crushing device for the construction site, which effectively solves the problem that the construction waste in the existing equipment directly falls to the crushing device through the feeding port, which is easy Falling into the gap between the crushing roller and the shell may damage the crushing roller and affect the crushing effect. When crushing construction waste, the dust generated by the crushed waste cannot be disposed of in time, which is likely to cause dust problems.

The solution adopted by the utility model to solve the technical problem is: a dust-reducing construction waste crushing device for construction sites, including a crushing shell and a dust-reducing component. Two rotating shafts arranged in parallel are installed at the same position and height in the crushing shell, wherein One rotating shaft is connected with the driving motor, the crushing gear is fixed on the rotating shaft, the crushing gears on the two rotating shafts are matched, the feeding hopper is fixed on the crushing shell, and the discharging hopper is fixed under the crushing shell, the dust suppression components include water tank, water spray pump and suction The dust blower and the water tank are fixed on the crushing shell, and sprinkler heads are fixed on the left and right inner walls of the crushing shell. Dust suction square pipe, the interface of the dust suction square pipe is connected with the inlet end of the dust suction fan, the outlet end of the dust suction fan is connected with a dust discharge pipe, and the dust discharge pipe extends to the inner bottom of the water tank.

Further, there are two material guide plates fixed inside the crushing shell, and the two material guide plates are arranged symmetrically on the inner wall of the crushing shell. The material guide plates correspond to the crushing gears in parallel, and they are arranged Above the crushing gear, the feed inlet formed by the two material guide plates corresponds up and down to the junction of the two crushing gears.

Further, the crushing teeth of the crushing gear are evenly provided with tooth grooves, and the tooth groove intervals on the two crushing gears are arranged correspondingly.

Further, a stepped slideway is provided in the middle of the discharge hopper, a material receiving box is provided under the discharge hopper, and a flexible dustproof cover is provided on the upper part of the material receiving box.

Further, a hook is fixed on the discharge hopper, and a fixing belt corresponding to the position of the hook is fixed on the flexible dust cover.

Further, support legs are fixed under the crushing shell, and anti-skid discs are fixed at the lower ends of the support legs.

Beneficial effects of the utility model: the utility model is mainly used in the processing of construction waste at the construction site. Through the matching arrangement of the crushing shell and the dust suppression component, the equipment is assembled when in use, the two crushing gears are meshed, and the drive motor is started to drive One of the rotating shafts and the crushing gear rotate, and the other crushing gear rotates relative to each other. The two mesh with each other to crush the construction waste falling between them. The setting of the feeding hopper is convenient for people to pour the construction waste into the crushing shell. When crushing construction waste, the water spray pump pumps out the water in the water tank through the water pipe, and then sprinkles water on the inside of the crushed shell to reduce dust through the sprinkler head. The dust is sucked out, and then guided into the water tank through the dust discharge pipe for dust removal treatment. In this way, the dust in the broken shell can be reduced by spraying and dust suction at the same time, and the dust generated by the broken garbage can be processed in time to avoid causing damage. The dust situation is convenient for people to work, the crushing efficiency is improved, and the environmental protection and practicability of the equipment are improved.

Through the setting of the material guide plate, the two material guide plates are symmetrically arranged on the inner wall of the crushing shell during use. The material guide plate corresponds to the crushing gear in parallel, and it is set above the crushing gear. The feed port formed by the two material guide plates Corresponding to the upper and lower sides of the junction of the two crushing gears, it is convenient to guide the construction waste to the junction of the crushing gears, avoiding falling into the gap between the crushing roller and the shell, and preventing the damage of the crushing gear from affecting the crushing effect; Setting, the tooth slots on the two crushing gears are arranged correspondingly, increasing the convex and concave contact points can make the crushing effect of construction waste better.

Through the setting of the discharge hopper and the receiving box, the crushed construction waste flows out from the discharge hopper, and a stepped slideway is provided in the middle of the discharge hopper, which can make the broken construction waste fall more slowly and prevent dust from being generated. The upper part is equipped with a flexible dust cover, which can be applied to receiving boxes of various heights and can effectively prevent dust from flying; through the matching setting of the hook and the fixing belt, the fixing belt is tied to the hook, which can be easily installed and disassembled. The dust cover improves the convenience of equipment use.

Therefore, the utility model has a novel structure. When the equipment is assembled in use, the two crushing gears are meshed, and the driving motor is started to drive one of the rotating shafts and the crushing gear to rotate, and the other crushing gear rotates relative to each other. The construction waste between the two is crushed, and the setting of the feeding hopper is convenient for people to pour the construction waste into the crushing shell. When the construction waste is crushed, the water spray pump pumps out the water in the water tank through the water pipe, and then the crushing is carried out through the sprinkler head. The inside of the shell is sprinkled with water to reduce dust, and the dust suction fan is started at the same time. The dust suction fan can suck out the dust generated in the broken shell through the dust suction square pipe, and then guide it into the water tank through the dust discharge pipe for dust removal treatment. The two methods of dust suction can simultaneously reduce the dust in the crushing shell, which can deal with the dust generated by the crushed garbage in time, avoid causing dust, facilitate people's work, improve the crushing efficiency, and improve the environmental protection and practicability of the equipment.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a top view structural schematic diagram of Fig. 1;

Fig. 3 is the sectional structure schematic diagram of broken shell in the utility model;

Fig. 4 is a schematic cross-sectional structure diagram of the middle discharge hopper of the present invention.

The numbers in the figure are: 1 is the crushing shell, 2 is the rotating shaft, 3 is the crushing gear, 4 is the feed hopper, 5 is the discharge hopper, 6 is the water tank, 7 is the water spray pump, 8 is the vacuum fan, 9 is the sprinkler 10 is a dust suction square pipe, 11 is a dust discharge pipe, 12 is a material guide plate, 13 is a tooth groove, 14 is a stepped slideway, 15 is a receiving box, 16 is a flexible dust cover, 17 is a hook, 18 is a fixing band.

detailed description

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Embodiment 1: This embodiment aims to provide a dust-reducing construction waste crushing device for construction sites, which is mainly used in the processing of construction waste on construction sites, so as to solve the problem that the current construction waste directly falls to the crushing device through the feed port. , it is easy to fall into the gap between the crushing roller and the shell, which may damage the crushing roller and affect the crushing effect. When crushing construction waste, the dust generated by the crushed waste cannot be disposed of in time, which is likely to cause the problem of dust. Based on this, this embodiment is mainly aimed at the crushing device, and a crushing shell 1 and a dust suppression assembly are provided.

In the specific structure, as shown in Figures 1-4, a dust-reducing construction waste crushing device for a construction site includes a crushing shell 1 and a dust-reducing component. Two rotating shafts 2 arranged in parallel are installed at the same position and height in the crushing shell 1. , one of the rotating shafts 2 is connected with the drive motor, the crushing gear 3 is fixed on the rotating shaft 2, the crushing gears 3 on the two rotating shafts 2 match, the feeding hopper 4 is fixed on the crushing shell 1, and the discharge hopper is fixed under the crushing shell 1 5. The dust suppression assembly includes a water tank 6, a water spray pump 7 and a dust suction fan 8. The water tank 6 is fixed on the crushing shell 1, and the left and right inner walls of the crushing shell 1 are fixed with sprinkler heads 9, between the sprinkler head 9 and the water spray pump 7 , the water spray pump 7 and the water tank 6 are all connected by water pipes, the front and rear inner walls of the crushing shell 1 are fixed with a dust suction square pipe 10, the interface of the dust suction square pipe 10 is connected with the inlet end of the dust suction fan 8, and the dust suction fan 8 The outlet end of the water tank is connected with a dust discharge pipe 11, and the dust discharge pipe 11 extends to the inner bottom of the water tank 6; through the matching arrangement of the crushing shell 1 and the dust suppression component, the equipment is assembled when in use, and the two crushing gears 3 are meshed to start the drive motor One of the rotating shafts 2 and the crushing gear 3 are driven to rotate, and the other crushing gear 3 rotates relative to each other, and the two engage with each other to crush the construction waste falling between them. The setting of the feeding hopper 4 is convenient for people to dump the construction waste. into the crushing shell 1, when the construction waste is broken, the water spray pump 7 pumps out the water in the water tank 6 through the water pipe, and then sprinkles water on the inside of the crushing shell 1 to reduce dust through the sprinkler head 9, and at the same time starts the dust suction fan 8, the dust suction fan 8 The dust generated in the broken shell 1 can be sucked out through the dust suction square pipe 10, and then guided into the water tank 6 through the dust discharge pipe 11 for dust removal treatment, so that the broken shell 1 can be cleaned by spraying and dust suction at the same time. Dust suppression can be carried out in the interior, and the dust generated by the crushed garbage can be processed in time to avoid causing dust, which is convenient for people to work, improves the crushing efficiency, and improves the environmental protection and practicability of the equipment.

In this embodiment, when the equipment is assembled in use, the two crushing gears 3 mesh, the drive motor drives one of the rotating shafts 2 and the crushing gear 3 to rotate, and the other crushing gear 3 rotates relative to each other, so that the two crushing gears 3 are meshed with each other to prevent falling The construction waste between the two is crushed, and the setting of the feeding hopper 4 is convenient for people to pour the construction waste into the crushing shell 1. When the construction waste is crushed, the water spray pump 7 draws out the water in the water tank 6 through the water pipe, and then the water is pumped out by sprinkling water. The awning head 9 sprinkles water on the inside of the broken shell 1 to reduce dust, and at the same time starts the dust suction fan 8, which can suck out the dust generated in the broken shell 1 through the dust suction square pipe 10, and then guide it into the water tank through the dust discharge pipe 11 Dust removal treatment is carried out in 6. In this way, the dust reduction in the crushing shell 1 can be carried out by spraying and dust suction at the same time. The dust generated by the crushed garbage can be processed in time to avoid dust, which is convenient for people to work and improves the crushing efficiency. Improve the environmental protection and practicality of equipment.

Embodiment 2: This embodiment is basically the same as Embodiment 1, the difference lies in: this embodiment further explains the specific structure of the crushing shell 1 .

In the specific structure, as shown in Figure 3-4, there is a material guide plate 12 fixed inside the crushing shell 1, the number of the material guide plate 12 is two, and the two material guide plates 12 are symmetrically arranged on the inner wall of the crushing shell 1 , the material guide plate 12 corresponds to the crushing gear 3 in parallel, and it is arranged above the crushing gear 3, and the feeding port formed by the two material guide plates 12 corresponds to the joint of the two crushing gears 3 up and down; through the material guide plate 12 Setting, when in use, two material guide plates 12 are symmetrically arranged on the inner wall of the crushing shell 1. The material guide plates 12 correspond to the crushing gear 3 in parallel, and they are arranged above the crushing gear 3. The feed material formed by the two material guide plates 12 The opening corresponds to the junction of the two crushing gears 3 up and down, which can facilitate the construction waste to be guided to the junction of the crushing gears 3, avoiding falling into the gap between the crushing roller and the housing, and preventing the crushing gear 3 from being damaged and affecting the crushing effect.

The crushing teeth of the crushing gear 3 are evenly provided with tooth grooves 13, and the tooth grooves 13 on the two crushing gears 3 are arranged at corresponding intervals; through the setting of the tooth grooves 13, the tooth grooves 13 on the two crushing gears 3 are arranged at corresponding intervals, increasing The convex and concave contact points can make the crushing effect of construction waste better.

Embodiment 3: This embodiment is basically the same as Embodiment 1, the difference lies in: this embodiment further explains the specific structure of the discharge hopper 5 .

In the specific structure, as shown in Figures 1 and 4, the middle part of the discharge hopper 5 is provided with a stepped slideway 14, the bottom of the discharge hopper 5 is provided with a material receiving box 15, and the upper part of the material receiving box 15 is provided with a flexible dustproof Cover 16; through the setting of the discharge hopper 5 and the receiving box 15, the crushed construction waste flows out from the discharge hopper 5, and the middle part of the discharge hopper 5 is provided with a stepped slideway 14, which can make the broken construction waste fall more slowly. To prevent dust, the top of the material receiving box 15 is provided with a flexible dustproof cover 16, which is applicable to the material receiving box 15 of various heights, and can effectively prevent dust from flying.

A hook 17 is fixed on the discharge hopper 5, and a fixed belt 18 corresponding to the position of the hook 17 is fixed on the flexible dust cover 16; through the cooperating arrangement of the hook 17 and the fixed belt 18, the fixed belt 18 is tied on the hook 17, which can facilitate installation Remove the flexible dust cover 16 to improve the convenience of equipment use.

Claims (6)

1. A dust-reducing construction waste crushing device for a construction site, characterized in that: it includes a crushing shell and a dust-reducing component, and two rotating shafts arranged in parallel are installed at the same position and height in the crushing shell, and one of the rotating shafts is connected with a driving motor. The crushing gear is fixed on the rotating shaft, and the crushing gears on the two rotating shafts are matched. The feeding hopper is fixed on the crushing shell, and the discharging hopper is fixed under the crushing shell. The dust suppression components include a water tank, a water spray pump and a dust suction fan. On the shell, sprinkler heads are fixed on the left and right inner walls of the broken shell, and the water pipes are connected between the sprinkler head and the water spray pump, and between the water spray pump and the water tank. The interface of the square pipe is communicated with the inlet end of the dust suction fan, and the outlet end of the dust suction fan is connected with a dust discharge pipe, and the dust discharge pipe extends to the inner bottom of the water tank. 2. A dust-reducing construction waste crushing device for a construction site according to claim 1, characterized in that: a material guide plate is fixed inside the crushing shell, the number of material guide plates is two, and the two material guide plates are symmetrical It is arranged on the inner wall of the crushing shell, the material guide plate is parallel to the crushing gear, and it is arranged above the crushing gear, and the feeding port formed by the two material guide plates corresponds to the joint of the two crushing gears up and down. 3. The dust-reducing construction waste crushing device for a construction site according to claim 1, characterized in that: the crushing teeth of the crushing gear are evenly provided with tooth grooves, and the tooth grooves on the two crushing gears are arranged at corresponding intervals. 4. A dust-reducing construction waste crushing device for construction sites according to claim 1, characterized in that: a stepped slideway is provided in the middle of the discharge hopper, and a receiving box is provided below the discharge hopper, and the receiving box The upper part is provided with a flexible dust cover. 5 . The dust-reducing construction waste crushing device for construction sites according to claim 4 , wherein a hook is fixed on the discharge hopper, and a fixing belt corresponding to the position of the hook is fixed on the flexible dustproof cover. 6 . 6 . The dust-reducing construction waste crushing device for a construction site according to claim 1 , wherein a supporting leg is fixed under the crushing shell, and an anti-skid plate is fixed at the lower end of the supporting leg. 7 .

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