CN220111898U

CN220111898U - Dust removing system of paper rewinder for daily use

Info

Publication number: CN220111898U
Application number: CN202321432858.6U
Authority: CN
Inventors: 席光宇; 李军
Original assignee: Ben Zhen Energy Technology Shanghai Co ltd
Current assignee: Ben Zhen Energy Technology Shanghai Co ltd
Priority date: 2023-06-06
Filing date: 2023-06-06
Publication date: 2023-12-01
Anticipated expiration: 2033-06-06

Abstract

The utility model discloses a dust removing system of a household paper rewinder, which comprises a dust cover, wherein a top opening and a side opening are arranged above and on the side of the dust cover, a movable ceiling assembly is arranged at the top opening, a lifting door assembly is arranged at the side opening, a dust removing air pipe assembly is arranged in the dust cover, the dust removing air pipe assembly is connected with a dust remover, and the dust remover is connected with a fan. The system changes the dust removal problem of a large space of a workshop into the dust removal problem of a small space inside the cover by utilizing the dust cover, so that the scheme is easier to implement, the power of a dust removal fan is reduced, the power consumption is reduced, and the enterprise cost is reduced; dust collection pipes and dust collection openings are reasonably arranged in the dust covers, so that dust suspended in air and accumulated dust on the ground can be taken away to the greatest extent; adopt the removal ceiling to be with the structure, make things convenient for the material transportation, adopt rack and pinion transmission to replace chain drive simultaneously, reduced the trouble hidden danger that the dust is too much brought at the in-process of operation.

Description

Dust removing system of paper rewinder for daily use

Technical Field

The utility model relates to the technical field of dust removal, in particular to a dust removal system of a household paper rewinder.

Background

The daily paper is closely related to our life and is produced by pulp wood fiber through a paper machine and post-processing equipment. During the production of the base paper and the post-processing slitting and rewinding, the fibers of the paper are cut off, and these fine fibers fly into the air of the workshop to form dust of the fibers. Staff in the field can inhale the dust during work, and the health is endangered, and in addition, the dust concentration is too high, can produce the potential hazard of fire and explosion. Therefore, the problem of dust management in paper mill workshops has been very important.

At present, most paper mills can install dust collection air pipes in workshops to pump dust into outdoor spray towers or cloth bag dust collectors. Because the space of the whole workshop is very large, the dust collection air pipe cannot be used for effectively removing dust, so that the dust concentration in the workshop is still very large, and potential safety hazards still exist.

In addition, the existing dust removing modes are large-space unstructured air suction modes, and in order to pump away dust as much as possible, the power of the dust removing fan is more than 120KW by increasing the air quantity of the fan, so that the power consumption is high. In order to reduce the electricity charge, a dust removing fan is actively turned off in many factories, so that dust cannot be timely pumped away.

Disclosure of Invention

The utility model aims to provide a dust removal system of a paper rewinder for daily use, which aims to solve the problems in the background technology. In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a domestic paper rewinding machine dust pelletizing system, includes the dust cover, dust cover top and side are equipped with open-top and side opening, and the top opening part is installed and is removed the ceiling subassembly, and the lift door subassembly is installed to side opening part, dust cover internally mounted has dust removal tuber pipe subassembly, dust removal tuber pipe subassembly connects the dust remover, the fan is connected to the dust remover.

Preferably, the movable ceiling assembly comprises a ceiling frame, ceiling protection plates are mounted on the ceiling frame, pulleys are mounted at bottoms of two sides of the ceiling frame, the pulleys are mounted on pulley tracks and can move along the pulley tracks, the pulley tracks are mounted on weighing beams, the weighing beams are mounted on dust covers, and ceiling driving assemblies are mounted on the weighing beams and the ceiling frame.

Preferably, the ceiling driving assembly comprises driving racks, the driving racks are arranged on two sides of the ceiling frame, the driving racks are meshed with driving gears, the driving gears are connected with driving motors, and the driving motors are arranged on the weighing cross beams.

Preferably, the lifting door assembly comprises a lifting door frame, lifting door protection plates are mounted on the lifting door frame, connecting pieces are connected to two sides of the lifting door frame, the connecting pieces are connected with chains, the chains are connected with chain driving wheels and chain driven wheels, the chain driving wheels and the chain driven wheels are respectively mounted at two ends of a driving rod and two ends of a driven rod, the driving rods and the driven rods are mounted on a door frame through bearings, the door frame is mounted on two sides of a side opening, and one end of each driving rod is connected with a lifting door driving motor.

Preferably, the dust removal air pipe assembly comprises a dust removal air pipe, the dust removal air pipe is connected with a dust collection pipe, the dust collection pipe is positioned inside the dust cover, a dust collection opening is formed in the dust collection pipe, an air valve is arranged on the dust collection pipe, and the dust removal air pipe is connected with a dust remover.

Preferably, the dust suction pipe comprises a lateral dust suction pipe, a transverse dust suction pipe and a floor dust suction pipe.

Preferably, a temperature sensor and an explosion-proof valve are arranged on the dust removal air pipe, the temperature sensor is positioned at the front end of the explosion-proof valve, the explosion-proof valve is positioned at the front end of the dust remover, and the two ends of the dust remover are connected with a differential pressure sensor.

Preferably, the dust cover includes a dust cover frame on which a dust cover protection plate is mounted.

Preferably, the ceiling protection plate, the lifting door protection plate and the dust cover protection plate are all antistatic acrylic plates.

Preferably, the dust removing air pipe is provided with an ash discharging port.

The utility model has the technical effects and advantages that: the system changes the dust removal problem of a large space of a workshop into the dust removal problem of a small space inside the cover by utilizing the dust cover, so that the scheme is easier to implement, the power of a dust removal fan is reduced, the power consumption is reduced, and the enterprise cost is reduced; dust collection pipes and dust collection openings are reasonably arranged in the dust covers, so that dust suspended in air and accumulated dust on the ground can be taken away to the greatest extent; the movable ceiling is adopted to facilitate material transportation, and meanwhile, the gear rack transmission is adopted to replace the chain transmission, so that the fault hidden trouble caused by excessive dust is reduced in the running process; through flow field simulation, dust collection port positions are reasonably arranged, and dust suspended in air and accumulated dust on the ground can be taken away to the greatest extent.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a diagram of a mobile roof assembly of the present utility model;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a connection diagram of the lifting door assembly of the present utility model.

In the figure, 1. A dust cover; 2. a ceiling frame; 3. a pulley; 4. a pulley track; 5. weighing the cross beam; 6. a drive rack; 7. a differential pressure sensor; 8. a driving motor; 9. a dust cover frame; 10. a lifting door frame; 11. a connecting piece; 12. a chain; 13. a driving rod; 14. a driven rod; 15. a door frame; 16. a driving motor; 17. dust removal air pipe; 18. a dust remover; 19. a blower; 20. a lateral dust collection pipe; 21. a transverse dust collection pipe; 22. a floor dust collection pipe; 23. a temperature sensor; 24. and an explosion-proof valve.

Detailed Description

In order that the manner in which the above-recited features, advantages, objects and advantages of the present utility model are attained and can be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings, in which the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected or detachably connected, or integrally or mechanically connected, or electrically connected, unless otherwise explicitly stated and defined; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements.

Examples

The dust removing system of the household paper rewinder comprises a dust cover 1, wherein the dust cover 1 is formed by splicing a dust cover frame 9 formed by combining light aluminum profiles, and an antistatic acrylic plate, so that the household paper rewinder is simple to install, attractive in appearance and air, and capable of well blocking dust from entering and exiting and facilitating staff to observe the internal environment. The dust cover 1 top and side are equipped with open-top and side opening, and open-top is convenient for scroll hoist and mount business turn over and equipment maintenance hoist and mount, and side opening is used for the horizontal hoist and mount business turn over of scroll.

The movable ceiling components are arranged at the top opening, and two or more movable ceiling components are arranged, and the sizes of two adjacent movable ceiling components are different. The specific structure of the movable ceiling component is shown in fig. 2 and 3, and the movable ceiling component comprises a ceiling frame 2, wherein the ceiling frame 2 is made of stainless steel materials, but is not limited to the materials, such as aluminum alloy sections; install the ceiling guard plate of antistatic acrylic material on the ceiling frame 2, pulley 3 is all installed to the side bottom, and pulley 3 installs on pulley track 4, and pulley track 4 installs on weighing beam 5, and weighing beam 5 installs on dust cover 1.

The heights of the two sides of the ceiling frame 2 may be identical or different in other embodiments to meet the customer's production and construction requirements of the papermaking equipment. In actual production, the sizes of the roof frames 2 of two adjacent movable roof assemblies are different, and the roof frames 2 with larger sizes can be sleeved on the small roof frames 2 to form mutual nesting, so that the top opening required to be used is opened and closed by the pulleys 3 and the pulley tracks 4.

In order to meet production requirements, automatic movement of the ceiling frame 2 is achieved, driving racks 6 are arranged on two sides of the ceiling frame 2, the driving racks 6 are meshed with driving gears, the driving gears are connected with driving motors 8, the driving motors 8 are arranged on the weighing cross beams 5, the driving motors 8 can drive the driving gears to drive the driving racks 6 to move forward and backward through forward and backward rotation, forward and backward movement of the ceiling frame 2 is achieved, and the top opening is opened or closed.

In order to prevent dust from being scattered out of the side opening, a lifting door assembly is arranged at the side opening, and the specific structure of the lifting door assembly is shown in fig. 2 and 4, and comprises a lifting door frame 10, wherein the lifting door frame 10 is made of stainless steel, but is not limited to the material; the lifting door frame 10 is provided with lifting door protection plates made of antistatic acrylic materials, connecting pieces 11 are connected to two sides of the lifting door frame 10, a chain 12 is connected to the connecting pieces 11, a chain driving wheel and a chain driven wheel are connected to the chain 12, the chain driving wheel and the chain driven wheel are respectively arranged at two ends of a driving rod 13 and two ends of a driven rod 14, the driving rod 13 and the driven rod 14 are arranged on a door frame 15 through bearings, the door frame 15 is arranged on two sides of a side opening, a movement groove is formed in the door frame 15, two sides of the lifting door frame 10 are located in the movement groove, and one end of the driving rod 13 is connected with a lifting door driving motor 16. When the lifting door assembly works, the driving motor 16 drives the chain 12 to move through the chain driving wheel, and the chain 12 drives the lifting door frame 10 to move up and down along the door frame 15, so that the side opening of the lifting door frame 10 is closed or opened.

The movable ceiling and the lifting door are closed, a certain airtight space is formed for the whole dust cover 1, and a dust removing air pipe assembly is arranged in the dust cover 1 to realize dust extraction in the dust cover 1. The dust-removing air pipe assembly comprises a dust-removing air pipe 17, the dust-removing air pipe 17 is connected with a dust remover 18, the dust remover 18 is connected with a fan 19 and a dust-collecting pipe, a dust-collecting opening is formed in the dust-collecting pipe, and an air valve is arranged on the dust-collecting pipe. In order to fully suck the dust in the closed space, the dust suction pipe is provided with a lateral dust suction pipe 20, a transverse dust suction pipe 21 and a floor dust suction pipe 22, and is arranged at a process part where the dust is generated, and the dust is brought close to a source where the dust is generated so as to be taken away in time. The caliber and structure of the dust suction pipe are comprehensively designed according to the fluid mechanics and the site installation position, and are generally divided into a round air pipe and a square air pipe, but are not limited to the shapes. And a dust collection opening with a certain width is formed on the dust collection pipe to absorb dust, and a manual or automatic air valve is arranged on the dust collection pipe and used for controlling the air quantity of each dust collection pipe.

The dust-removing air duct 17 is generally made of galvanized or stainless steel, is installed and arranged according to the space position of the site, and is used for conveying the gas containing dust into the dust remover 18, wherein the dust remover 18 is generally a spray tower or a cylindrical automatic dust remover. The dust removing air pipe 17 is provided with an ash discharging port at intervals, and dust settled at the bottom of the pipeline is cleaned regularly. The dust removal air pipe 17 is provided with a temperature sensor 23 and an explosion-proof valve 24, the temperature sensor 23 is positioned at the front end of the explosion-proof valve 24, the explosion-proof valve 24 is positioned at the front end 2-7m of the front end of the dust remover 18, and the air pipe inlets and outlets at two ends of the dust remover 18 are provided with pressure difference sensors 7. When the dust remover 18 or the dust removing air pipe 17 is blocked, the pressure difference is increased, and the pressure difference sensor 7 alarms. If a fire occurs or the temperature in the dedusting air pipe 17 reaches more than 60 ℃, the temperature sensor 23 gives an alarm and automatically sprays and extinguishes the fire to the inside of the dedusting air pipe 17. If the dust collector 18 explodes, the explosion air flow will cause the valve plate of the explosion isolation valve 24 to close, so that the explosion air flow and flame are prevented from entering the workshop.

The control system controls the whole dust removing system, adopts the modes of a PLC, a touch screen and the like, controls the movable ceiling assembly, the lifting door assembly, the air valve, the fan 19 and the dust remover 18, and realizes the automatic operation of the whole dust removing system. Meanwhile, the system can also generate various alarm information to prompt operators to check related faults in time.

The technological process and working principle of the utility model are as follows: the movable ceiling component is controlled to move, the top opening is opened, the paper roll is hoisted into the dust cover 1, and the production is carried out through the toilet roll machine; in the production process, the movable ceiling and the lifting door are closed, a certain airtight space is formed for the whole dust cover 1, dust generated in normal production of the toilet roll machine is absorbed into the dust remover 18 through three air suction inlets of the lateral dust suction pipe 20, the transverse dust suction pipe 21 and the floor dust suction pipe 22 by the driving of the fan 19, the treated dust is discharged to the outside of a workshop by dry/wet treatment of the dust remover 18, and purified dry air is discharged to the atmosphere by the fan 19.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a domestic paper rewinding machine dust pelletizing system, includes the dust cover, its characterized in that: the dust cover top and side are equipped with open-top and side opening, and the removal ceiling subassembly is installed to open-top department, and the lift door subassembly is installed to side opening department, dust cover internally mounted has dust removal tuber pipe subassembly, dust removal tuber pipe subassembly connects the dust remover, the fan is connected to the dust remover.

2. The household paper rewinder dust removal system as claimed in claim 1, wherein: the movable ceiling assembly comprises a ceiling frame, ceiling protection plates are mounted on the ceiling frame, pulleys are mounted at the bottoms of two sides of the ceiling frame, the pulleys are mounted on pulley tracks and can move along the pulley tracks, the pulley tracks are mounted on weighing beams, the weighing beams are mounted on dust covers, and ceiling driving assemblies are mounted on the weighing beams and the ceiling frame.

3. The household paper rewinder dust removal system as claimed in claim 2, wherein: the ceiling driving assembly comprises driving racks, the driving racks are arranged on two sides of the ceiling frame, the driving racks are meshed with driving gears, the driving gears are connected with driving motors, and the driving motors are arranged on weighing cross beams.

4. The household paper rewinder dust removal system as claimed in claim 2, wherein: the lifting door assembly comprises a lifting door frame, lifting door protection plates are mounted on the lifting door frame, connecting pieces are connected to two sides of the lifting door frame, a chain is connected to the connecting pieces, a chain driving wheel and a chain driven wheel are connected to the chain, the chain driving wheel and the chain driven wheel are mounted at two ends of a driving rod and two ends of a driven rod respectively, the driving rod and the driven rod are mounted on a door frame through bearings, the door frame is mounted on two sides of a side opening, and one end of the driving rod is connected with a lifting door driving motor.

5. The household paper rewinder dust removal system as claimed in claim 1, wherein: the dust removal air pipe assembly comprises a dust removal air pipe, the dust removal air pipe is connected with a dust collection pipe, the dust collection pipe is positioned inside a dust cover, a dust collection opening is formed in the dust collection pipe, an air valve is arranged on the dust collection pipe, and the dust removal air pipe is connected with a dust remover.

6. The household paper rewinder dust removal system according to claim 5, wherein: the dust collection pipe comprises a lateral dust collection pipe, a transverse dust collection pipe and a floor dust collection pipe.

7. The household paper rewinder dust removal system according to claim 5, wherein: the dust removal air pipe is provided with a temperature sensor and an explosion-proof valve, the temperature sensor is positioned at the front end of the explosion-proof valve, the explosion-proof valve is positioned at the front end of the dust remover, and the two ends of the dust remover are connected with a differential pressure sensor.

8. The household paper rewinder dust removal system of claim 4, wherein: the dust cover comprises a dust cover frame, and a dust cover protection plate is arranged on the dust cover frame.

9. The household paper rewinder dust removal system of claim 8, wherein: the ceiling protection plate, the lifting door protection plate and the dust cover protection plate are all antistatic acrylic plates.

10. The household paper rewinder dust removal system according to claim 5, wherein: and an ash discharging port is arranged on the dust removing air pipe.