CN212594539U

CN212594539U - Central dust removal device of asphalt concrete mixing system

Info

Publication number: CN212594539U
Application number: CN202020866740.4U
Authority: CN
Inventors: 赵闯
Original assignee: Jiangsu Shengdafei Building Materials Co ltd
Current assignee: Jiangsu Shengdafei Building Materials Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2021-02-26
Anticipated expiration: 2030-05-21

Abstract

The utility model relates to a central authorities' dust collector of asphalt concrete mix system, it includes frame and dust removal case, the dust removal case erects in the frame, its characterized in that: one side of dust removal case is equipped with the intake pipe, the upper end of dust removal case is equipped with the outlet duct, intake pipe, outlet duct all with the inside intercommunication of dust removal box, the dust removal incasement is equipped with the dust removal sack, dust removal case lower extreme is equipped with the dust hopper, the lower extreme of dust hopper is provided with the recovery subassembly that is used for the dust to retrieve. The utility model discloses have the omnidirectional and remove dust to the mix station, the dust removal that the efficient purified has further improved the stability of mix station and all ring edge borders air, further guarantees staff and resident's healthy effect on every side.

Description

Central dust removal device of asphalt concrete mixing system

Technical Field

The utility model belongs to the technical field of the construction machinery technique and specifically relates to a central authorities dust collector of asphalt concrete mix system is related to.

Background

In the process of asphalt concrete mixing preparation, in order to improve the coating property and the paving property of asphalt and aggregate, the aggregate needs to be dried, heated to a certain temperature and then mixed with asphalt. The aggregate of the existing asphalt concrete mixing equipment is heated in a drying cylinder and then is lifted to a certain height by a bucket elevator, and then the processes of screening, metering, mixing, loading and the like are realized by the self gravity.

At present, the chinese utility model patent that the bulletin number is CN203602999U discloses a all sorts of asphalt concrete mixing station, including the section of thick bamboo that heats, the below of the section of thick bamboo that heats is equipped with the discharge gate, and the below of discharge gate is equipped with vibrations classifying screen, and the below of vibrations classifying screen is equipped with the branch feed bin, is equipped with gravity sensor in the branch feed bin, and gravity sensor is used for waiting to expect to report to the police and then shut down, and the exit of branch feed bin is equipped with a feeding device who adopts the volume measurement, and the position that is close to the branch feed bin exit is equipped with the mix conveyor who is used.

The above prior art solutions have the following drawbacks: because can produce a large amount of dust when the mix concrete to cause the environment of mixing station and periphery to cause very big pollution, can influence staff and resident's around the staff's health when serious.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a central authorities dust collector of asphalt concrete mix system, it has the omnidirectional and removes dust to the mix station, and the dust removal that the efficient purifies has further improved the stability of mix station and all ring edge borders air, further guarantees staff and resident's healthy advantage on every side.

The above object of the present invention can be achieved by the following technical solutions: the utility model provides a central authorities dust collector of asphalt concrete mix system, includes frame and dust removal case, the dust removal case erects in the frame, one side of dust removal case is equipped with the intake pipe, the upper end of dust removal case is equipped with the outlet duct, intake pipe, outlet duct all with the inside intercommunication of dust removal box, the one end and the intake pipe intercommunication of keeping away from the dust removal case of outlet duct, the dust removal incasement is equipped with the dust removal sack, dust removal case lower extreme is equipped with the dust hopper, the lower extreme of dust hopper is provided with the recovery subassembly that is used for the dust to retrieve.

By adopting the technical scheme, the frame is used for supporting the dust removal box, so that the dust removal process of the dust removal box is ensured to be in a stable state; the dust removal case is arranged in utilizing the effect of negative pressure air current with the dust that produces on the whole mix station production facility to drive the dust to the dust removal case from the air inlet in, through the effect of inside dust removal sack, separates the dust from the negative pressure air current, and the intake pipe mesocycle is discharged from the outlet duct to the gas that is purified, and the dust falls into the dust hopper, collects the dust. Consequently, this central authorities dust collector omnidirectional removes dust to the mixing station, and the dust removal of efficient purification has further improved the stability of mixing station and all ring edge borders air, further guarantees staff and resident's on every side health. The recovery assembly is used for recycling the dust, so that resources are saved, and the investment of production cost is reduced.

The present invention may be further configured in a preferred embodiment as: the dust collecting hopper is provided with a plurality of dust collecting hoppers which are uniformly distributed along the length direction of the dust removing box.

Through adopting above-mentioned technical scheme, the setting of a plurality of dust hoppers avoids not being convenient for clear away on the dust hopper because of the too big dust bonding of dust hopper, guarantees the stability of being connected of dust hopper and dust removal case simultaneously, avoids too big dust hopper easily to make easily split between dust hopper and the dust removal case because of the weight of self to influence the work efficiency who removes dust.

The present invention may be further configured in a preferred embodiment as: be equipped with the inlet hood between intake pipe and the dust removal case, the inlet hood is the horn shape setting.

By adopting the technical scheme, the air inlet cover is arranged in a horn shape, and the horn-shaped cover wall has a guiding function, so that dust can conveniently enter the dust removal box, and the dust can be prevented from accumulating and blocking between the air inlet pipe and the dust removal box; meanwhile, when dust penetrates into the dust removing box from the air inlet pipe, the dust brought by the negative pressure airflow can be in contact with a dust removing cloth bag in the dust removing box in the largest area, so that the dust is filtered and falls into the dust collecting hopper, the dust generated by mixing the concrete is collected, and the mixing station and the surrounding environment are improved.

The present invention may be further configured in a preferred embodiment as: one side of dust removal case upper end is equipped with the dust removal subassembly that is used for clearing up the dust removal sack, the deashing subassembly includes compressed air pump and the pipeline that is used for carrying compressed air, be equipped with the jetting mouth on the pipeline, the jetting mouth orientation the inside extension of dust removal sack, be equipped with the pulse valve on the pipeline.

Through adopting above-mentioned technical scheme, when clean dust removal case, close the power in the dust removal case, start compressed air pump, compressed air pump's air inlet gets into the air to compress the air in compressed air pump, then spread into the pipeline with the air, through spouting the blowing mouthful with inside the compressed air sprays into the filter bag, the filter bag is sharp inflation in the twinkling of an eye, thereby will amass the dust on the filter bag and blow off to the dust hopper in. The further dust to on the filter bag of this process is cleaned, has further improved the inside cleanliness of dust removal case, can prolong the life of dust removal incasement structure, improves the stability that whole dust removal case removed dust.

The present invention may be further configured in a preferred embodiment as: the upper end of dust removal case is equipped with the change mouth that is used for changing the dust removal sack, it is equipped with the change lid to change mouthful upper cover, it is articulated with dust removal case lateral wall to change one side of lid, the opposite side of changing the lid passes through the tower knot with the lateral wall of dust removal case and is connected.

Through adopting above-mentioned technical scheme, change the mouth and change the dust removal sack that sets up of lid and make things convenient for workman's dust removal incasement to change, change the mouth simultaneously and also have the operation that is used for observing the inside machine of dust removal incasement portion, make things convenient for the maintenance of dust removal case later stage operation, avoid in later maintenance need not dismantle whole casing is whole to reduce cost of maintenance and practice thrift repair time.

The present invention may be further configured in a preferred embodiment as: one side of dust removal case is equipped with the perpendicular ladder that supplies the workman to crawl, perpendicular ladder vertical setting.

Through adopting above-mentioned technical scheme, the setting up of erecting the ladder makes things convenient for the workman to climb into the dust removal roof portion, and then is convenient for change the dust removal sack of dust removal incasement portion, thereby avoids the dust to pile up the inside setting of too much influence and damages the interior equipment love, can prolong the life of dust removal incasement portion equipment, improves the efficiency of removing dust.

The present invention may be further configured in a preferred embodiment as: retrieve the subassembly including the conveying screw that is used for conveying the dust conveying screw overcoat is equipped with the conveying cover and is used for driving conveying screw pivoted driving motor, the dust discharging mouth has been seted up to the one end that driving motor was kept away from to the conveying cover.

Through adopting above-mentioned technical scheme, start driving motor to rotate the conveying to the dust mouth department of unloading with the dust of dust hopper through the conveying screw rod, thereby made things convenient for the collection and the unloading of dust, reduced workman's intensity of labour.

The present invention may be further configured in a preferred embodiment as: and a vibration motor is arranged on the outer side wall of the dust collecting hopper.

By adopting the technical scheme, on one hand, the vibration motor can quickly unload dust from the dust hopper; on the other hand, the dust collector is used for vibrating the dust adhered to the inner wall of the dust collecting hopper, so that the dust can be quickly unloaded from the dust collecting hopper, and the phenomenon of blocking a dust unloading port is avoided.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the mixing station is dedusted in all directions by the arrangement of the dedusting box, the air inlet pipe, the air outlet pipe and the dedusting cloth bag, the mixing station and the surrounding environment air are further improved in stability by efficient purification dedusting, and the health of workers and surrounding residents is further ensured;

2. through changing the mouth and changing the setting of lid, make things convenient for the dust removal sack of workman's dust removal incasement to change, change the mouth simultaneously and also have the operation that is used for observing the inside machine of dust removal incasement portion, make things convenient for the maintenance of dust removal case later stage operation, avoid in later stage maintaining need not dismantle whole casing is whole to reduce cost of maintenance and saving repair time.

Drawings

FIG. 1 is a schematic structural view of the whole of the present embodiment;

FIG. 2 is a schematic view of the connection structure between the dust removing box and the ash removing component in the embodiment.

In the figure, 1, a frame; 2. a dust removal box; 3. an air intake hood; 4. a blower; 5. an air outlet pipe; 6. an air inlet pipe; 7. a dust removal cloth bag; 8. a dust collecting hopper; 9. a pattern plate; 10. a soot cleaning assembly; 11. a compressed air pump; 12. a pipeline; 13. a delivery pipe; 14. a blowing port; 15. a pulse valve; 16. replacing the port; 17. replacing the cover; 18. erecting a ladder; 19. a vibration motor; 20. a recovery assembly; 21. a transfer screw; 22. a transfer hood; 23. a drive motor; 24. a helical blade; 25. a dust collection cover; 26. a hoist; 27. a warming cylinder.

Detailed Description

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

Examples

Referring to fig. 1 and 2, for the utility model discloses a central authorities' dust collector of asphalt concrete mix system, including frame 1 and dust removal case 2, dust removal case 2 erects in frame 1, and the length direction of dust removal case 2 sets up along the length direction of frame 1. An air inlet pipe 6 is arranged on one side of the dust removing box 2, and an air inlet cover 3 is arranged between the air inlet pipe 6 and the dust removing box 2; the air inlet cover 3 is arranged in a horn shape, and a cover opening of the air inlet cover 3 is welded with the dust removal box 2; one end of the air inlet pipe 6, which is far away from the dust removal box 2, is communicated with an air outlet of the air blower 4, and an air inlet of the air blower 4 is communicated with each link of the mixing station through a pipeline 12. The upper end of the side wall of the dust removal box 2, which is far away from the air inlet pipe 6, is connected with an air outlet pipe 5, one end of the air outlet pipe 5, which is far away from the dust removal box 2, is connected with an air inlet of an air blower 4, and an air outlet of the air blower 4 is communicated with the air inlet pipe 6. The dust removal box 2 is internally provided with a dust removal cloth bag 7, and the dust removal cloth bag 7 is used for filtering dust in negative pressure airflow. Dust hopper 8 is equipped with to dust removal case 2 lower extreme, and the cover mouth of dust hopper 8 welds with dust removal case 2 lower extreme, and dust hopper 8 is equipped with threely, and three dust hopper 8 arranges along dust removal case 2's length direction. The power supply is started, the air blower 4 adsorbs dust generated by the mixing station to the air inlet pipe 6, the dust passes through the dust removal bag 7 by the negative pressure airflow generated by the dust removal box 2, purified gas is discharged from the air outlet pipe 5, and the purified gas with trace impurity dust is introduced into the air inlet pipe 6 again by the air blower 4, so that the filtered dust falls into the dust collection hopper 8 in the circulating process.

Referring to fig. 1 and 2, a flower plate 9 is arranged at the upper end of the dust removing box 2, a plurality of through holes are arranged on the flower plate 9, and the through holes are uniformly distributed on the flower plate 9; the dust removing cloth bags 7 penetrate through the through holes, and each through hole is provided with one dust removing cloth bag 7. The dust removal case 2 is located the upper end of colored board 9 and is provided with deashing subassembly 10, and deashing subassembly 10 includes compressed air pump 11 and pipeline 12 that is used for carrying compressed air, and compressed air pump 11 installs in the upper end of dust removal case 2 lateral wall, and compressed air pump 11 length direction sets up along the length direction of dust removal case 2. The air outlet of the compressed air pump 11 is communicated with a delivery pipe 13, the delivery pipe 13 is positioned between the compressed air pump 11 and the outer side wall of the dust removing box 2, and the length of the delivery pipe 13 is parallel to the length direction of the compressed air pump 11. Pipeline 12 is equipped with a plurality ofly, and one side intercommunication each other that one end and conveyer pipe 13 of pipeline 12 are close to dust removal case 2 lateral wall, and the length direction of pipeline 12 sets up with the length direction of conveyer pipe 13 is perpendicular, and a plurality of pipelines 12 are along the length direction evenly distributed of conveyer pipe 13. The side wall of the pipeline 12 close to the dust removal cloth bag 7 is provided with a plurality of blowing openings 14, the blowing openings 14 extend towards the inner direction of the dust removal cloth bag 7, and each blowing opening 14 corresponds to one dust removal cloth bag 7. One end of each pipe 12 near the delivery pipe 13 is provided with a pulse valve 15. When the dust adhered on the dust removing cloth bag 7 is removed, the compressed air pump 11 is started, the pulse valve 15 is opened, and the strong air flow generated by the compressed air pump 11 is directed at the dust removing cloth bag 7, so that the dust on the dust removing cloth bag 7 is blown down into the dust collecting hopper 8, and the dust removing cloth bag 7 can be cleaned.

Referring to fig. 1 and 2, a replacing port 16 for replacing the dust removing cloth bag 7 is arranged on the side wall of the upper part of the dust removing cloth bag 7 corresponding to the dust removing box 2, a replacing cover 17 is arranged on the replacing port 16, one side of the replacing cover 17 is hinged with the outer side wall of the dust removing box 2, and the other side of the replacing cover 17 is connected with the outer side wall corresponding to the dust removing box 2 through a tower buckle. Change the setting of mouth 16 and change lid 17, make things convenient for the workman to observe the operation of inside dust removal case 2 to and in time with changing dust removal sack 7, and then guarantee the life of dust removal case 2. The side wall of the dust removing box 2, which is positioned on one side of the air inlet pipe 6, is vertically provided with a vertical ladder 18 for workers to climb, and the periphery of the vertical ladder 18 is provided with a protective guard, so that the safety of the workers is improved.

Referring to fig. 1 and 2, a vibration motor 19 is disposed on an outer side wall of each dust hopper 8, and the vibration motor 19 is closely attached to the outer side wall of the dust hopper 8. The lower end of each dust hopper 8 is provided with a recovery component 20 for dust recovery, the recovery component 20 comprises a conveying screw 21, a conveying cover 22 and a driving motor 23, the cover opening of the conveying cover 22 is connected with the lower end opening of the dust hopper 8 through welding, the conveying screw 21 penetrates through the cover wall of the conveying cover 22, and the conveying screw 21 is rotationally connected with the cover walls at the two ends of the conveying cover 22; the conveying screw 21 is provided with a helical blade 24, and the length direction of the helical blade 24 is spirally arranged along the length direction of the conveying screw 21; one end of the conveying screw rod 21 close to the air inlet pipe 6 is connected with a driving motor 23; the side surface of one end of the conveying cover 22 far away from the driving motor 23 is provided with a dust discharging port. The lower ends of the three dust discharging openings are communicated with a dust collecting cover 25, a conveying screw rod 21 is arranged in the dust collecting cover 25, one end of the conveying screw rod 21 is connected with a driving motor 23, so that dust in the dust collecting cover 25 is driven to be conveyed to an inlet of a lifting machine 26, the lifting machine 26 is vertically arranged, an outlet of the lifting machine 26 is connected with a heating cylinder 27, and therefore the dust is fully recycled, and resources are saved.

The implementation principle of the above embodiment is as follows:

firstly, a power supply is started, the air blower 4 is started to adsorb dust into the air inlet pipe 6, negative pressure airflow generated by the dust removal box 2 is transmitted into the dust removal box 2 through the air inlet pipe 6, the filtered airflow is transmitted out from the air outlet pipe 5 through the filtering of the dust removal cloth bag 7, and then the purified airflow in the air outlet pipe 5 is transmitted into the air inlet pipe 6, so that the processes are circulated.

If dust on the dust removal cloth bag 7 needs to be cleaned, the power supply in the dust removal box 2 is turned off, the compressed air pump 11 is started, the air enters the compressed air pump 11 through the air inlet, so that air is compressed in the compressed air pump 11, then the air is introduced into the pipeline 12, the compressed air is sprayed into the dust removal cloth bag 7 through the spray blowing opening 14, the dust removal cloth bag 7 is suddenly expanded at the moment, and dust attached on the dust removal cloth bag 7 is blown down to the dust collection hopper 8. Then, the driving motor 23 is started to rotate the conveying screw 21, the conveying screw 21 conveys the dust into the dust discharge port, the dust reaches the inlet of the lifter 26 through the dust collecting pipe, and the dust is conveyed into the heating cylinder 27, so that the dust is sufficiently recovered and reused.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a central authorities' dust collector of asphalt concrete mix system, includes frame (1) and dust removal case (2), on frame (1), its characterized in that was erect in dust removal case (2): one side of dust removal case (2) is equipped with intake pipe (6), the upper end of dust removal case (2) is equipped with outlet duct (5), intake pipe (6), outlet duct (5) all with the internal portion intercommunication of dust removal case (2), the one end and intake pipe (6) the intercommunication of keeping away from dust removal case (2) of outlet duct (5), be equipped with dust removal sack (7) in dust removal case (2), dust removal case (2) lower extreme is equipped with dust hopper (8), the lower extreme of dust hopper (8) is provided with recovery subassembly (20) that are used for the dust to retrieve.

2. The central dust removal device of an asphalt concrete mixing system according to claim 1, characterized in that: the dust collecting hoppers (8) are arranged in a plurality, and the dust collecting hoppers (8) are uniformly distributed along the length direction of the dust removing box (2).

3. The central dust removal device of an asphalt concrete mixing system according to claim 1, characterized in that: be equipped with between intake pipe (6) and dust removal case (2) inlet hood (3), inlet hood (3) are the setting of loudspeaker form.

4. The central dust removal device of an asphalt concrete mixing system according to claim 1, characterized in that: one side of dust removal case (2) upper end is equipped with deashing subassembly (10) that is used for clearing up dust removal sack (7), deashing subassembly (10) include compressed air pump (11) and pipeline (12) that are used for carrying compressed air, be equipped with on pipeline (12) and spout mouthpiece (14), spout mouthpiece (14) orientation dust removal sack (7) inside extension, be equipped with pulse valve (15) on pipeline (12).

5. The central dust removal device of an asphalt concrete mixing system according to claim 1, characterized in that: the upper end of dust removal case (2) is equipped with change mouth (16) that are used for changing dust removal sack (7), it is equipped with change lid (17) to change mouth (16) upper cover, it is articulated with dust removal case (2) lateral wall to change one side of lid (17), the opposite side of changing lid (17) passes through the tower knot with the lateral wall of dust removal case (2) and is connected.

6. The central dust removal device of an asphalt concrete mixing system according to claim 5, wherein: one side of dust removal case (2) is equipped with perpendicular ladder (18) that supplies the workman to crawl, perpendicular ladder (18) vertical setting.

7. The central dust removal device of an asphalt concrete mixing system according to claim 1, characterized in that: retrieve subassembly (20) including be used for conveying dust conveying screw (21) overcoat is equipped with conveying cover (22) and is used for driving conveying screw (21) pivoted driving motor (23), the dust discharging mouth has been seted up to the one end that driving motor (23) were kept away from in conveying cover (22).

8. The central dust removal device of an asphalt concrete mixing system of claim 2, wherein: and a vibration motor (19) is arranged on the outer side wall of the dust hopper (8).