CN211753382U - Rotary top suction type dust removal vehicle - Google Patents

Abstract

The utility model belongs to the field of environmental dedusting in the metallurgical industry, and relates to a rotary top-suction type dedusting vehicle, comprising a top-suction cover, a hollow swivel arm, an inner cylinder, a connecting pipe and a single-machine filter cartridge dust collector connected in sequence; An outer cylinder is also sleeved, the inner cylinder and the outer cylinder are connected by a slewing support, and a rotary motor connected with the slewing support is also included, and the slewing support is driven by the rotating motor to rotate around the axis of the outer cylinder. The top suction cover of the device of the utility model is a rotary top suction type, the purification equipment adopts a single filter cartridge dust collector, and the walking device adopts a rail electric flat car. It can meet the needs of dust removal at the casting station of the large ladle turntable and the dust removal at the pouring station of the casting residue.

Description

A rotary top suction dust collector

technical field

The utility model belongs to the field of environmental dust removal in the metallurgical industry, and relates to a rotary top suction type dust removal vehicle.

Background technique

The continuous casting ladle turntable will emit smoke when pouring molten steel into the tundish, and the remaining steel slag in the steel tank of the turntable will also generate smoke and dust during the pouring process. As a result, the atmospheric environment is polluted, and the smoke and dust settled in the workshop will bring pollution to the workplace.

In order to capture the dust-laden flue gas generated by the above links, it is possible to consider setting up a mobile dust hood in the area of the large-bag turntable, but this arrangement will take up too much workshop space, affecting process production and maintenance and hoisting, and it is also necessary to consider the interior of the workshop. The laying of dust removal pipes and the layout of dust removal equipment areas; dust collection hoods can also be set up on the continuous casting roof, but the demand for air volume and system investment is relatively large; and the dust removal trucks given in the prior art use filters for dust purification, which is affected by Limited by the wind speed, the emission effect is poor.

Utility model content

In view of this, the purpose of the present invention is to provide a rotary top-suction type dust collector, which can improve the dust capture efficiency and the purification effect by performing rotary dust removal through the top suction structure.

To achieve the above object, the utility model provides the following technical solutions:

A rotary top-suction type dust collector comprises a top-suction cover, a hollow swivel arm, an inner cylinder, a connecting pipe and a single-machine filter cartridge dust collector connected in sequence; an outer cylinder is also sleeved on the outer side of the inner cylinder, and the inner cylinder and The outer cylinders are connected through a slewing support, and also includes a rotating motor connected with the slewing support, and the rotating motor drives the slewing support to rotate around the axis of the outer cylinder.

Optionally, it also includes an air storage tank communicated with the single-machine filter cartridge dust collector and used for supplying air to the single-machine filter cartridge dust collector.

Optionally, it also includes a support arm, one end of which is arranged on the slewing support, and the other end is arranged on the hollow swing arm for supporting the hollow swing arm.

Optionally, the single-machine filter cartridge dust collector includes a box body and a filter cartridge disposed in the box body, an air inlet is provided on one side of the box body, and the air inlet is communicated with a connecting pipe; the box body is provided with an air inlet. A centrifugal fan and a gas collecting box connected to the centrifugal fan are also arranged on the side away from the air inlet.

Optionally, an ash collecting hopper is arranged at the bottom of the box body, and an ash discharge port is arranged at the bottom of the ash collecting hopper.

Optionally, the single-machine filter cartridge dust collector is provided with several groups, which are connected in parallel through distribution pipes.

Optionally, a rail electric flat car is also included, and the outer cylinder and the single-machine filter cartridge dust collector are fixedly arranged on the rail electric flat car.

Optionally, the slewing support includes an inner ring arranged on the inner cylinder and an outer ring arranged on the outer cylinder, the inner ring and the outer ring are connected by rolling bodies; the outer peripheral surface of the outer ring is provided with teeth. The rotating motor is provided with a gear that meshes with the tooth column, and the power of the rotating motor is transmitted to the slewing support through the cooperation of the gear and the tooth column.

Optionally, the inner ring and the outer ring are connected to the outer ring flange provided on the outer ring through an inner ring flange provided on the inner ring, and the inner ring flange and the outer ring flange are connected by bolts.

Optionally, the single-machine filter cartridge dust collector is provided with a pulse valve, and the pulse valve is opened or closed according to the time interval or pressure difference; the air storage tank is supplied with air by an external compressed air pipe network or a nitrogen network pipe; The pressure value in the gas tank determines whether it needs gas supply.

Optionally, a sealing ring is provided between the inner cylinder and the connecting pipe.

Optionally, the rolling bodies are balls or rollers.

The beneficial effects of the present utility model are:

The top suction cover of the device of the utility model is a rotary top suction type, the purification equipment adopts a single filter cartridge dust collector, and the walking device adopts a rail electric flat car. It can meet the needs of dust removal at the casting station of the large ladle turntable and the dust removal at the pouring station of the casting residue.

Other advantages, objects and features of the present invention will be set forth in the description that follows, and to the extent that will be apparent to those skilled in the art based on a study of the following, or may be Lessons are learned from the practice of the present invention. The objectives and other advantages of the present invention may be realized and attained by the following description.

Description of drawings

In order to make the purpose, technical solutions and advantages of the present utility model clearer, the present utility model will be described in detail below with reference to the accompanying drawings, wherein:

Fig. 1 is the front view of the utility model;

Fig. 2 is the schematic diagram of slewing support in the utility model;

FIG. 3 is a top view of the utility model.

Detailed ways

The embodiments of the present invention are described below through specific specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific embodiments, and various details in this specification can also be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only used to illustrate the basic concept of the present invention in a schematic manner, and the following embodiments and features in the embodiments can be combined with each other without conflict.

Among them, the accompanying drawings are only used for exemplary description, and they are only schematic diagrams, not physical drawings, and should not be construed as restrictions on the present utility model; in order to better illustrate the embodiments of the present utility model, some parts of the accompanying drawings may have Omission, enlargement or reduction, do not represent the size of the actual product; it is understandable to those skilled in the art that some well-known structures and their descriptions in the accompanying drawings may be omitted.

The same or similar symbols in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there are terms "upper", "lower", "left", " The orientation or positional relationship indicated by "right", "front", "rear", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the indicated device. Or elements must have a specific orientation, be constructed and operated in a specific orientation, so the terms describing the positional relationship in the accompanying drawings are only used for exemplary illustration, and should not be construed as a limitation to the present invention, for those of ordinary skill in the art. , the specific meanings of the above terms can be understood according to specific situations.

Please refer to FIG. 1-FIG. 3. The component numbers in the drawings represent: top suction cover 1, hollow swivel arm 2, support arm 3, inner cylinder 4, outer cylinder 5, slewing support 6, rotating motor 7, connecting pipe 8 , sealing ring 9, stand-alone filter cartridge dust collector 10, air storage tank 11, rail electric flat car 12, inner ring 61, inner ring flange 62, outer ring 63, outer ring flange 64, rolling body 65, tooth column 66 , Air inlet 101, box 102, filter cartridge 103, ash collecting hopper 104, ash discharge port 105, air collecting box 106, centrifugal fan 107, distribution pipe 108.

Example 1:

The utility model relates to a rotary top-suction type dust collector, comprising a top-suction cover 1, a hollow swivel arm 2, an inner cylinder 4, a connecting pipe 8 and a single-machine filter cartridge dust collector 10, which are connected in sequence; There is an outer cylinder 5, the inner cylinder 4 and the outer cylinder 5 are connected by a slewing support 6, and also includes a rotating motor 7 connected with the slewing support 6, and the rotating motor 7 drives the slewing support 6 around the outer cylinder 5. The axis rotates.

Specifically, it also includes an air storage tank 11 that communicates with the stand-alone filter cartridge dust collector 10 for supplying air to the stand-alone filter cartridge dust collector 10; and also includes a support arm 3, one end of which is arranged on the slewing support 6, and the other end is arranged on the slewing support 6. The hollow swivel arm 2 is used to support the hollow swivel arm 2; the single-machine filter cartridge dust collector 10 includes a box body 102 and a filter cartridge 103 arranged in the box body 102. One side of the box body 102 is provided with a The air inlet 101, the air inlet 101 is communicated with the connecting pipe 8; the side of the box body 102 away from the air inlet 101 is also provided with a centrifugal fan 107 and a gas collecting box 106 connected to it; The filter cartridge dust collector 10 is provided with a pulse valve, and the pulse valve is opened or closed according to the time interval or the pressure difference.

Preferably, the bottom of the box body 102 is provided with an ash collecting hopper 104, and the bottom of the ash collecting hopper 104 is provided with an ash discharge port 105; the single-machine filter cartridge dust collector 10 is provided with several groups, which are connected in parallel through the distribution pipe 108; It also includes a rail electric flat car 12 , and the outer cylinder 5 and the single-machine filter cartridge dust collector 10 are fixedly arranged on the rail electric flat car 12 .

Specifically, the slewing support 6 includes an inner ring 61 provided on the inner cylinder 4, and an outer ring 63 provided on the outer cylinder 5. The inner ring 61 and the outer ring 63 are connected by rolling bodies 65; the outer ring 63 A gear post 66 is arranged on the outer peripheral surface of the rotary motor 7, and a gear meshing with the gear post 66 is arranged on the rotating motor 7, and the power of the rotary motor 7 is transmitted to the slewing support 6 through the cooperation of the gear and the gear post 66; The inner ring 61 and the outer ring 63 are connected with the outer ring flange 64 arranged on the outer ring 63 through the inner ring flange 62 arranged on the inner ring 61, and the inner ring flange 62 is connected with the outer ring flange 64 by bolts. ; The rolling body 65 is a ball or a roller; a sealing ring 9 is provided between the inner cylinder 4 and the connecting pipe 8 . The sealing ring 9 does not hinder the rotation of the inner cylinder 4 , and can also prevent wild wind from being sucked in from the gap between the inner cylinder 4 and the connecting pipe 8 . Driven by the rotary motor 7 , the support arm 3 drives the hollow arm 2 , the top suction cover 1 and the inner cylinder 4 to rotate around the axis of the outer cylinder 5 .

In this embodiment, the stand-alone filter cartridge dust collector 10 is fixed on the rail electric flat car 12, adopts the structure of pulse injection, and the filter material adopts the pleated filter cartridge 103 of PTFE material, the diameter of the filter cartridge 103 is φ 130mm, and the length is 2m. The single-machine filter cartridge dust collector 10 is a parallel combination of four single-machine filter cartridge dust collectors 10, with a total processing air volume of 80,000 m ³ /h, and the flue gas captured by the top suction hood 1 is evenly distributed to the four single-machine filters through the distribution pipe 108 Cartridge dust collector 10. The processing air volume of each single-machine filter cartridge dust collector 10 is 20,000 m ³ /h, the full pressure of the centrifugal fan 107 is ~2300Pa, and the power of the supporting motor is 22kW/380V.

The air storage tank 11 is fixed on the rail electric flat car 12, and is regularly inflated by an external compressed air pipe network or nitrogen network pipe for the pulse valve of the single-machine filter cartridge dust collector 10. The pulse valve is opened and closed according to the time interval or the pressure difference on both sides of the filter cartridge 103, and whether it needs to be inflated is judged according to the internal pressure value of the air storage tank 11. The track electric flat car 12 travels along the ground track and is connected to the external power supply through the buried sliding wire. It also includes an operation box and a control system (not shown), which can realize remote operation and local operation on the vehicle. According to the respective characteristics of the dust removal stations, the casting station and the pouring process usually do not work normally. Moving the rail electric flat car 12 and rotating the angle of the top suction hood 1 can meet the requirements of dust removal and casting residues in the casting station of the large ladle turntable. The need for dust removal at the pouring station.

Embodiment 2:

As a simplified solution of the first embodiment, the difference between this embodiment and the first embodiment is that the support arm 3, the inner cylinder 4, the slewing support 6, the rotating motor 7 and the sealing ring 9 are omitted, and the connecting pipe 8, the hollow arm 2 are respectively connected to the outer cylinder 5 and conduct. The rotating top suction hood 1 becomes a fixed-angle top suction hood, and the flue gas enters the single-machine dust collector 10 through the top suction hood 1, the outer cylinder 5 and the connecting pipe 8 in turn and is discharged after purification. Happening.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and not to limit them. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should The technical solutions are modified or equivalently replaced without departing from the purpose and scope of the technical solutions, and they should all be included in the scope of the claims of the present invention.

Claims (10)

1. A rotary top suction type dust removal vehicle is characterized by comprising a top suction cover, a hollow spiral arm, an inner cylinder, a connecting pipeline and a single filter cartridge dust remover which are sequentially communicated; the inner tube outside still overlaps and is equipped with the urceolus, support through the gyration between inner tube and the urceolus and link to each other, still include and support the rotating electrical machines that links to each other with the gyration, drive the gyration through rotating electrical machines and support and wind the axis of urceolus rotates.

2. The rotary top suction dusttrucks of claim 1 further including an air reservoir in communication with the single cartridge filter for supplying air to the single cartridge filter.

3. The rotary ceiling-mounted dustcart of claim 1, further comprising a support arm having one end disposed on the swing support and another end disposed on the hollow swing arm for supporting the hollow swing arm.

4. The rotary top suction type dust collector vehicle as claimed in claim 1, wherein the stand-alone cartridge dust collector comprises a housing and a cartridge disposed in the housing, and the housing is provided at one side thereof with an air inlet communicated with the connecting duct; and a centrifugal fan and a gas collection box connected with the centrifugal fan are further arranged on one side of the box body, which is far away from the gas inlet.

5. The rotary ceiling-mounted dust collecting vehicle as claimed in claim 4, wherein the bottom of the box body is provided with a dust collecting hopper, and the bottom of the dust collecting hopper is provided with a dust discharging port.

6. The rotary top suction duster vehicle of claim 1 wherein said stand-alone cartridge duster is provided in sets connected in parallel by distribution pipes.

7. The rotary top suction house dust collector vehicle according to claim 1, further comprising a rail motor flat car, wherein the tub and the stand-alone cartridge dust collector are fixedly mounted on the rail motor flat car.

8. The rotary ceiling-mounted dustcart of claim 1, wherein said rotating support comprises an inner ring disposed on an inner cylinder, an outer ring disposed on an outer cylinder, said inner and outer rings being connected by rolling elements; the circumference surface of outer lane is equipped with the tooth post, be equipped with on the rotating electrical machines with the gear of tooth post looks meshing, the power of rotating electrical machines passes through the cooperation transmission of gear and tooth post to the gyration and supports.

9. The rotary top-suction dustcart of claim 8, wherein said inner ring and said outer ring are connected to an outer ring flange provided on the outer ring by an inner ring flange provided on the inner ring, the inner ring flange being bolted to the outer ring flange.

10. The rotary top suction duster vehicle of claim 2, wherein a pulse valve is provided in said stand-alone cartridge duster, said pulse valve being opened or closed according to time interval or pressure difference; the air storage tank is supplied with air by an external compressed air pipe network or a nitrogen pipe network; and judging whether the gas storage tank needs to supply gas or not according to the pressure value in the gas storage tank.

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