CN223988528U - Concrete crushing equipment with dust removal mechanism - Google Patents

Abstract

This utility model relates to the field of construction equipment technology, and provides a concrete crushing device with a dust removal mechanism. It includes a crusher body and a feeding box. The feeding box has a feed inlet, and a dust removal mechanism is located on one side of the feed inlet at the top of the feeding box. The top of the feeding box has a connection port that communicates with the dust removal mechanism, allowing connection to an external fan. The dust removal mechanism has a dust removal channel and an atomizer that sprays water mist into the dust removal channel. The atomizer is connected to an external water tank. This utility model, by placing the dust removal mechanism before the fan's input end, avoids dust or gravel affecting the fan's operation, thus improving the fan's service life. The dust is knocked into the dust collection box through atomization, and the combination of suction and atomization improves the dust removal effect.

Description

Concrete crushing equipment with dust removal mechanism

Technical Field

The utility model relates to the technical field of building equipment, in particular to concrete crushing equipment with a dust removing mechanism.

Background

The concrete is a building material formed by mixing cement, water, sand, stones and the like according to a certain proportion and hardening, the concrete is widely used in the building industry, the condition of unqualified concrete pouring can occur in the building process, the concrete is required to be crushed and transported to a designated place, and concrete crushing equipment is required at the moment.

CN222093453U discloses a waste concrete crushing device, which comprises a housing, the upper end fixedly connected with feed inlet of shell, the inner wall of shell rotates and is connected with crushing wheel and grinding wheel, the one end fixed mounting of crushing wheel and grinding wheel has the gear, intermeshing connects between the gear, the outer fixed mounting of shell has motor one, one end of motor one with the centre fixed mounting of gear, the inner wall fixed mounting of shell has the conveyer pipe, and the inner wall of conveyer pipe rotates and is connected with the conveyer rod, the upper end fixed mounting of conveyer pipe has motor two.

CN210187366U discloses concrete crushing equipment for building construction, which comprises a frame and a lifting plate, wherein an outer box body is installed at the upper end of the frame, a through hole and a discharging hole are arranged at the bottom end of the outer box body in a penetrating mode, the through hole is located at the center of the bottom of the outer box body, a feeding hopper is installed at the upper end of the outer box body, a driving crushing roller and a driven crushing roller are horizontally and parallelly installed in the outer box body, a driving assembly for driving the driving crushing roller and the driven crushing roller to synchronously rotate in opposite directions is installed on the outer wall of the outer box body, a grinding cylinder is installed at the inner bottom of the outer box body, a material guiding cavity and a grinding cavity are sequentially formed in the grinding cylinder from top to bottom, the grinding cavity is of a conical structure, the lifting plate is located below the outer box body and is coaxial with the through hole, a hydraulic supporting leg is installed at the bottom end of the lifting plate, a grinding motor is installed at the upper end of the lifting plate, a bearing shaft is vertically upwards installed at the output end of the grinding motor, the bearing shaft penetrates through the through hole, a grinding roller is installed at the upper end of the bearing shaft, a grinding roller is installed at the inner part of the grinding roller, the grinding roller is of the conical structure, and the grinding cavity is of the grinding roller, and the grinding cavity is of the same taper structure.

In order to avoid dust dissipation during crushing, dust suppression is performed by a dust collection or wet crushing method at present, although dust generation can be well reduced by adding water to perform wet crushing, water resource waste is serious, a filter mechanism is usually arranged by a fan dust collection mode, a screen plate or a cloth bag of the filter mechanism is poor in dust collection effect, the filter mechanism is easy to block and needs to be cleaned frequently, and broken stone is easy to inhale to influence the fan.

Disclosure of utility model

In order to avoid dust dissipation during crushing, dust suppression is performed by a dust collection or wet crushing method at present, although dust generation can be well reduced by adding water to perform wet crushing, water resource waste is serious, a filter mechanism is usually arranged by a fan dust collection mode, a screen plate or a cloth bag of the filter mechanism is poor in dust collection effect, the filter mechanism is easy to block and needs to be cleaned frequently, and broken stone is easy to inhale to influence the fan.

In view of the above, the utility model aims to provide concrete crushing equipment with a dust removing mechanism, which comprises a crusher body and a feeding box connected to the upper end of the crusher body, wherein the feeding box is used as a concrete feeding part of the crusher body, a feeding hole is formed in the feeding box for feeding concrete into the feeding box, the dust removing mechanism is arranged at one side of the feeding hole at the inner top of the feeding box, a connecting port communicated with the dust removing mechanism is formed at the top of the feeding box, the connecting port can be connected with an external fan, the dust removing mechanism is provided with a dust removing channel and an atomizer for spraying water mist into the dust removing channel, the atomizer is communicated with an external water tank, and the atomizer sprays water into the dust removing channel for dust removing.

Wherein, the rubbing crusher body includes brace table, smashes case, crushing roller, driving motor and reducing gear box, smashes case, driving motor and reducing gear box and installs on the brace table, and the feeding case is fixed on smashing the case and is smashed the case intercommunication, smashes the roller and installs inside smashing the case, and driving motor is connected with the reducing gear box and drives crushing roller and rotate and smash the work.

The dust removing mechanism comprises a dust removing box and a plurality of dust removing plates arranged in the dust removing box, wherein the dust removing box is detachably arranged on the inner top wall of the feeding box, the dust removing plates are alternately and alternately arranged in the dust removing box, the dust removing plates are also detachably arranged in the dust removing box and are convenient to mount and detach, a bending dust removing channel is formed among the plurality of dust removing plates, the atomizer is arranged on one side of the inside of the dust removing box, and the atomizer is detachably arranged and is convenient to overhaul.

Further, the lateral part of dust removal case has offered the maintenance mouth, be connected with the maintenance door that can open and close on the dust removal case, the maintenance door can close the maintenance mouth, and the articulated setting between maintenance door and the dust removal case is provided with sealed pad in order to guarantee the leakproofness between maintenance door with the dust removal case.

Further, air inlet and air outlet have been seted up respectively to the upper and lower both ends of dust removal case, air outlet department is connected with the grafting pipe, the one end of grafting pipe is inserted in the connector, the outer wall of grafting pipe is laminated with the inner wall of connector mutually, the inner wall of grafting pipe is provided with the internal thread, is provided with screwed joint on the connecting pipe way of fan and inserts in the grafting pipe in the connector with grafting pipe threaded connection.

Further, an air inlet cover is connected to the air inlet, an opening of the air inlet cover faces the feeding hole, the air inlet cover is provided with a windward side, and an annular groove is formed in the inner side of the windward side.

Further, two atomizers are arranged, and the output power of the atomizers close to the air inlet is larger than that of the atomizers far away from the air inlet.

Further, a cover plate capable of opening and closing the feed inlet is hinged to the feed box.

Further, the surface of the dust removing plate is provided with waves.

Further, the surface of the dust removing plate is arranged in a honeycomb shape.

Further, a water storage cavity is formed in the dust removal plate, and a filtering part communicated with the water storage cavity is arranged at the upper end of the dust removal plate.

According to the concrete crushing equipment with the dust removing mechanism, the dust removing mechanism is arranged at the top of the feeding box, the dust or broken stone is prevented from influencing the work of the fan by arranging the dust removing mechanism in front of the input end of the fan, the service life of the fan is prolonged, dust is knocked down in the dust removing box in an atomization mode, a good dust removing effect is achieved through the cooperation of dust collection and atomization, the good working environment is ensured, and compared with the existing atomization dust removing, atomized moisture is not easy to enter into crushed concrete to cause the wetting phenomenon of concrete materials, so that the crushing quality of the concrete is improved.

Additional features and advantages of the utility model will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model, illustrate and explain the utility model and are not to be construed as limiting the utility model. In the drawings:

FIG. 1 is a schematic view showing a structure of a pulverizer according to an embodiment of the present utility model;

FIG. 2 is a schematic side view of a shredder in accordance with an embodiment of the present utility model;

FIG. 3 is a cross-sectional view taken along the direction A-A in FIG. 2;

FIG. 4 is a schematic diagram of a dust removing mechanism according to an embodiment of the present utility model;

fig. 5 is a schematic cross-sectional view of a dust box in an embodiment of the utility model.

Reference numerals illustrate:

1. the device comprises a supporting table, a feeding box, a 21, a cover plate, a 3, a crushing box, a 4, a crushing roller, a 5, a driving motor, a 6, a reduction gearbox, a 7, a dust removing mechanism, a 71, a dust removing box, a 72, an atomizer, a 73, a dust removing channel, a 74, a dust removing plate, a 75, a maintenance door, a 76, a plug-in pipe, a 77 and an air inlet cover.

Detailed Description

The following describes specific embodiments of the present utility model in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.

In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the utility model herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus, and "fixedly" or "fixedly coupled" typically refers to a common mechanical coupling, such as threaded coupling, welding, or bonding, etc.

In the prior art, in order to avoid dust dissipation of concrete during crushing, dust suppression is carried out through a dust collection or wet crushing method at present, although dust generation can be well reduced through a wet crushing mode by adding water, water resource waste is serious, a filter mechanism is usually arranged through a fan dust collection mode, a screen plate or a cloth bag of the filter mechanism is poor in dust collection effect, the filter mechanism is easy to block, frequent cleaning is needed, and broken stone is easy to inhale to influence a fan.

The utility model provides concrete crushing equipment with a dust removing mechanism 7, which is shown in fig. 1 and 2, and comprises a crusher body and a feeding box 2 connected to the upper end of the crusher body, wherein the feeding box 2 is used as a concrete feeding part of the crusher body, a feeding hole is formed in the feeding box 2 for feeding concrete into the feeding box 2, the crusher body comprises a supporting table 1, a crushing box 3, a crushing roller 4, a driving motor 5 and a reduction gearbox 6, the crushing box 3, the driving motor 5 and the reduction gearbox 6 are arranged on the supporting table 1, the feeding box 2 is fixed on the crushing box 3 and communicated with the crushing box 3, the crushing roller 4 is arranged in the crushing box 3, the driving motor 5 is connected with the reduction gearbox 6 to drive the crushing roller 4 to rotate for crushing, a discharge hole is formed in the bottom of the crushing box 3, an opening is formed in the position of the discharge hole for discharging crushed materials, a spiral conveyor can be connected to the discharge hole for avoiding dust dissipation during discharging, and during crushing, the concrete is fed from the position of the feed hole, the concrete enters the crushing box 2 downwards and enters the crushing box 3 and is discharged from the crushing box 3 to the crushing box.

In order to stably reduce dust and prevent dust from damaging a fan during dust collection or broken stone, as shown in fig. 3, a dust removing mechanism 7 is arranged at one side of a feed inlet at the inner top of a feed box 2, a connecting port communicated with the dust removing mechanism 7 is formed at the top of the feed box 2 and can be connected with an external fan, the dust removing mechanism 7 is provided with a dust removing channel 73 and an atomizer 72 for spraying water mist into the dust removing channel 73, the atomizer 72 is communicated with an external water tank, and the atomizer 72 sprays water into the dust removing channel 73 for dust reduction.

According to the utility model, the dust removing mechanism 7 is arranged at the top of the feeding box 2, and the dust removing mechanism 7 is arranged in front of the input end of the fan, so that the influence of dust or broken stone on the operation of the fan is avoided, the service life of the fan is prolonged, dust is knocked down in the dust removing box 71 in an atomization mode, a good dust removing effect is achieved through the cooperation of dust suction and atomization, the good working environment is ensured, and compared with the existing atomization dust removing, atomized moisture is not easy to enter into crushed concrete to cause the wetting phenomenon of concrete materials, and the crushing quality of the concrete is improved.

In order to improve the dust removing effect of the dust removing mechanism 7 and prevent dust from entering a fan, as shown in fig. 4 and 5, the dust removing mechanism 7 is provided with a dust removing box 71 and a plurality of dust removing plates 74 arranged in the dust removing box 71, in the embodiment, the dust removing plates 74 are provided with four dust removing boxes 71 which are detachably arranged on the inner top wall of the feeding box 2 through screws so as to be convenient for the whole installation and the detachment of the dust removing box 71, the four dust removing plates 74 are staggered and arranged in the dust removing box 71 at intervals, the four dust removing plates 74 are arranged in parallel, the dust removing plates 74 are also detachably arranged in the dust removing box 71 so as to be convenient for the installation and the detachment, a bent dust removing channel 73 is formed between the four dust removing plates 74 due to the staggered arrangement of the dust removing plates 74, the atomizer 72 is arranged on one side of the inside the dust removing box 71, water mist is sprayed into the dust removing channel 73 so as to carry out dust removing, the water mist and the dust in combination is adsorbed on the dust removing plates 74, the atomizer 72 is provided with the detachable installation so as to be convenient, and a water pump can be arranged between the atomizer 72 and the water tank so as to carry out stable maintenance.

In order to conveniently clean dust and atomized water accumulated on the dust removal plate 74, a maintenance opening is formed in the side part of the dust removal box 71, an openable maintenance door 75 is connected to the dust removal box 71, the maintenance door 75 is arranged on one side of the dust removal box 71 far away from the atomizer 72, the maintenance door 75 can close the maintenance opening, the maintenance door 75 is hinged to the dust removal box 71, a sealing gasket is arranged between the maintenance door 75 and the dust removal box 71 to ensure tightness, and meanwhile, the openable door is arranged outside the feeding box 2, so that the maintenance door 75 can be directly opened from the outside to clean under the condition that the dust removal box 71 is not removed, and the dust removal plate 74 can be taken out to clean during cleaning.

In order to ensure the stability of the installation of the dust removal box 71 and the convenience of the connection with a fan, an air inlet and an air outlet are respectively formed in the upper end and the lower end of the dust removal box 71, an inserting pipe 76 is fixedly connected to the air outlet, one end of the inserting pipe 76 is inserted into a connecting port, the outer wall of the inserting pipe 76 is attached to the inner wall of the connecting port, an inner thread is arranged on the inner wall of the inserting pipe 76, a threaded connector is arranged on a connecting pipeline of the fan and is inserted into the inserting pipe 76 in the connecting port to be in threaded connection with the inserting pipe 76, the inserting pipe 76 is arranged to play a role in positioning when the dust removal box 71 is installed, the convenience and the accuracy of the installation of the dust removal box 71 are improved, the threaded connector is arranged to be connected, the stable connection with the fan is facilitated, and the connection with the standby fan can be quickly switched when the fan fails.

In order to improve the comprehensiveness of dust absorption, be connected with air inlet cover 77 in air intake department, the opening of air inlet cover 77 sets up in order to guarantee that the dust can get into in the dust removal case 71 when feeding towards the feed inlet, and air inlet cover 77 has the windward side, is provided with annular slot in the inboard of windward side, and when the dust absorption, the dust can leave over big granule dust on air inlet cover 77 with the windward side contact of air inlet cover 77.

In another embodiment, a protective screen is provided on the hood 77 to prevent the ingress of debris and to prevent damage to the hood 77 from debris.

In another embodiment, a scraping mechanism is arranged in the air inlet cover 77, and can scrape the inner wall of the air inlet cover 77 at fixed time, and scrape dust adsorbed on the inner wall of the air inlet cover 77.

In order to improve the dust settling effect, two atomizers 72 are arranged, the output power of the atomizers 72 close to the air inlet is larger than that of the atomizers 72 far away from the air inlet, when dust just enters, a large amount of water mist is sprayed out by the atomizers 72 with higher power to settle dust, and the left dust is sprayed out by the low-power atomizers 72 to settle dust along with the gas flowing to the upper end of the dust removing channel 73, so that the water resource waste is avoided.

In order to avoid the dust to overflow to the outside during crushing, a cover plate 21 capable of opening and closing a feed inlet is hinged on the feed box 2, and the feed inlet of the feed box 2 is closed through the cover plate 21 during crushing concrete, so that the dust can be prevented from overflowing to the outside during crushing.

In order to improve the dust removing effect, the surface of the dust removing plate 74 is wavy, and one layer of the surface of the dust removing plate 74 is honeycomb-shaped, so that the contact area between the dust removing plate 74 and the surface and the gas is increased, and the blocking adsorption of dust in the passing gas is improved while the dust is atomized and reduced.

In order to prevent water from accumulating into the feeding box 2 during water mist dust fall, a water storage cavity is formed in the dust removal plate 74, a filtering part communicated with the water storage cavity is arranged at the upper end of the dust removal plate 74, the upper end surface of the filtering part is made of porous materials, and water supply permeates into the water storage cavity.

The concrete feeding and crushing device has the working principle that a large amount of dust is produced during feeding and crushing of concrete, the fan is connected with the dust removing box 71 before crushing and is opened before feeding the concrete, the atomizer 72 is opened after the fan is connected and started, then the cover plate 21 is opened to feed the concrete from the feeding hole, the fed concrete enters the crushing box 3 to enter the crushing work, the concrete is discharged from the discharging hole after being crushed, negative pressure is formed at the air inlet cover due to the starting of the fan in the feeding and crushing processes, the dust produced in the feeding and crushing processes enters the air inlet cover 77 along with the dust entering the dust removing channel 73, the two atomizers 72 spray water mist into the dust removing channel 73, and the dust in the gas and the water mist are combined to fall onto the dust removing plate 74 through the coverage of the water mist, and the gas after dust removal is continuously conveyed to the fan to be discharged.

It should be noted that, for simplicity of description, the foregoing method embodiments are all described as a series of acts, but it should be understood by those skilled in the art that the present utility model is not limited by the order of acts described, as some steps may be performed in other orders or concurrently in accordance with the present utility model. Further, those skilled in the art will also appreciate that the embodiments described in the specification are all preferred embodiments, and that the acts and modules referred to are not necessarily required for the present utility model.

In the foregoing embodiments, the descriptions of the embodiments are emphasized, and for parts of one embodiment that are not described in detail, reference may be made to related descriptions of other embodiments.

In the several embodiments provided by the present utility model, it should be understood that the disclosed apparatus may be implemented in other manners. For example, the apparatus embodiments described above are merely illustrative, such as the division of the units, merely a logical function division, and there may be additional manners of dividing the actual implementation, such as multiple units or components may be combined or integrated into another system, or some features may be omitted, or not performed.

Alternatively, the coupling or direct coupling or communication connection shown or discussed with each other may be an indirect coupling or communication connection via some interfaces, devices or units, or may be in electrical or other forms.

In addition, each functional unit in the embodiments of the present utility model may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit. The integrated units may be implemented in hardware or in software functional units.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. The concrete crushing equipment with the dust removing mechanism is characterized by comprising a crusher body and a feeding box (2) connected to the upper end of the crusher body;

The feeding box is characterized in that a feeding hole is formed in the feeding box (2), a dust removing mechanism (7) is arranged at one side of the feeding hole at the inner top of the feeding box (2), a connecting port communicated with the dust removing mechanism (7) is formed in the top of the feeding box (2), the connecting port can be connected with an external fan, the dust removing mechanism (7) is provided with a dust removing channel (73) and an atomizer (72) for spraying water mist into the dust removing channel (73), and the atomizer (72) is communicated with an external water tank.

2. The concrete pulverizing apparatus having a dust removing mechanism according to claim 1, wherein the dust removing mechanism (7) includes a dust removing box (71) and a plurality of dust removing plates (74) provided in the dust removing box (71);

The dust removing box (71) is detachably arranged on the inner top wall of the feeding box (2), dust removing plates (74) are arranged in the dust removing box (71) in a staggered and spaced mode, dust removing channels (73) are formed among the plurality of dust removing plates (74), and the atomizer (72) is arranged in the dust removing box (71) and is located on one side of the dust removing plates (74).

3. The concrete pulverizing apparatus with the dust removing mechanism according to claim 2, wherein a maintenance opening is formed in a side portion of the dust removing box (71), a maintenance door (75) capable of being opened and closed is connected to the dust removing box (71), and a sealing gasket is arranged between the maintenance door (75) and the dust removing box (71).

4. The concrete pulverizing apparatus with the dust removing mechanism according to claim 2, wherein the dust removing box (71) has an air inlet and an air outlet respectively provided at the upper and lower ends thereof, an insertion tube (76) is connected to the air outlet, one end of the insertion tube (76) is inserted into the connection port, and an inner wall of the insertion tube (76) is provided with an internal thread.

5. The concrete pulverizing apparatus with the dust removing mechanism according to claim 4, wherein an air inlet cover (77) is connected to the air inlet, an opening of the air inlet cover (77) is disposed toward the feed inlet, the air inlet cover (77) has a windward side, and an annular groove is disposed on an inner side of the windward side.

6. The concrete pulverizing apparatus having a dust removing mechanism according to claim 4, wherein two atomizers (72) are provided, and the output power of the atomizer (72) near the air inlet is larger than that of the atomizer (72) far from the air inlet.

7. A concrete crushing plant with dust removal mechanism according to any one of claims 1-6, characterized in that the feed box (2) is hinged with a cover plate (21) which can open and close the feed opening.

8. A concrete grinding apparatus having a dust removing mechanism according to any one of claims 2 to 6, wherein the surface of the dust removing plate (74) is provided in a wavy shape.

9. A concrete grinding apparatus having a dust removing mechanism according to any one of claims 2 to 6, wherein the surface of the dust removing plate (74) is provided in a honeycomb shape.

10. The concrete pulverizing apparatus having a dust removing mechanism according to any one of claims 2 to 6, wherein a water storage chamber is provided in the interior of the dust removing plate (74), and a filter portion communicating with the water storage chamber is provided at an upper end of the dust removing plate (74).