CN216509221U

CN216509221U - Dust collector and contain its receiving device

Info

Publication number: CN216509221U
Application number: CN202122987580.6U
Authority: CN
Inventors: 张丽; 张飞雄; 李国栋; 吴远友; 刘爱平; 曹永峰
Original assignee: Inner Mongolia Shuangxin Polymer Materials Technology Research Institute Co ltd; Inner Mongolia Shuangxin Environment Friendly Material Co ltd
Current assignee: Inner Mongolia Shuangxin Polymer Materials Technology Research Institute Co ltd; Inner Mongolia Shuangxin Environment Friendly Material Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-05-13
Anticipated expiration: 2031-11-30

Abstract

The utility model discloses a dust removing device applied to a manual packaging line and a material receiving device comprising the same. The material receiving device comprises a material bin and a material receiving and discharging pipe connected with the material bin, the material receiving and discharging pipe is fixed with a dust removal protective cover, and a packaging bag can be arranged below a discharge port of the material receiving and discharging pipe. The dust removal protective cover provided by the utility model fundamentally improves the working environment of workers, avoids dust from escaping, and improves the working efficiency.

Description

Dust collector and contain its receiving device

Technical Field

The utility model belongs to the field of powder packaging, and particularly relates to a dust removal device and a material receiving device comprising the same.

Background

The manual material receiving packaging line of a packaging workshop for powder such as polyvinyl alcohol products directly discharges materials from a stock bin, the polyvinyl alcohol products are received in ton bags, when the polyvinyl alcohol products enter the ton bags from a discharging pipe, a large amount of material dust can be generated, the dust flies in the workshop, the field environment and the occupational health of staff are affected, the danger of dust explosion is more existed, and material loss is also generated.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model provides the dust removal device applied to the manual packaging line and the material receiving device comprising the same, so that the working environment of workers is fundamentally improved, dust runaway is avoided, the working efficiency and the field management level are improved, and the damage to production materials is reduced.

According to one embodiment of the utility model, the dust removing device comprises a dust removing protective cover, a dust collecting pipe and a dust remover for absorbing dust in the dust removing protective cover, wherein the dust removing protective cover comprises a supporting sleeve for a receiving and discharging pipe to penetrate through, and an umbrella-shaped structure nested and fixed on the supporting sleeve, the edge of the umbrella-shaped structure is connected with a circle of cover surface which extends downwards and can stretch in the vertical direction, the umbrella-shaped structure is provided with an opening and is connected with one end of the dust collecting pipe, and the other end of the dust collecting pipe is connected with the dust remover.

Further, the dust remover includes dust arrester installation and draught fan, the draught fan intercommunication sets up dust arrester installation is last, provides suction and is used for absorbing dust in the dust removal safety cover, dust arrester installation is the tubular structure of lower end area conical surface, is used for receiving the dust.

Furthermore, the inner wall of the supporting sleeve is tightly attached to the outer wall of the material receiving and discharging pipe, the supporting sleeve can move up and down along the outer wall of the material receiving and discharging pipe, the supporting sleeve is provided with an internal thread fixing hole, the support sleeve is fixed at a specific position of the receiving and discharging pipe by screwing bolts, the number of the internal thread fixing holes formed on the support sleeve can be 1-4, preferably 2-4 internal thread fixing holes are symmetrically distributed along the circumferential direction of the support sleeve, the wall thickness of the support sleeve can be 3-5mm, the material can be plastic or metal, the support sleeve is fixed on the receiving and discharging pipe by screwing bolts, therefore, the whole dust removal protection cover is fixed at the position, suitable for dust removal, of the material receiving and discharging pipe, the bolt is unscrewed, the supporting sleeve moves up and down along the material receiving and discharging pipe, and the upper position and the lower position of the dust removal protection cover on the material receiving and discharging pipe can be adjusted up and down.

Further, the umbrella-shaped structure and the cover surface are fixed on the material receiving and discharging pipe through a supporting sleeve, the umbrella-shaped structure is provided with a central hole for the supporting sleeve to penetrate through, the inner diameter of the central hole is equal to or slightly larger than the outer diameter of the supporting sleeve, so that the supporting sleeve can penetrate through the umbrella-shaped structure, the edge of the umbrella-shaped structure can be a regular polygon (such as a square), the side length can be 1.0-4.0 meters (such as 2.0-3.0 meters), the edge of the umbrella-shaped structure can also be round, the material of the umbrella-shaped structure can be a stainless steel plate or a hard plastic plate, and the umbrella-shaped structure and the cover surface can be connected by welding.

Further, the cover surface is an organ type telescopic cover, the opening size of the lower end edge of the cover surface can be selected or adjusted according to the size of a lower end packaging bag, the cover surface can also be designed into a telescopic cover with a foldable lower end cover opening, the size of the cover opening is gradually enlarged along with the extension of the cover surface from the upper end to the lower end, the cross section of the cover surface cover opening is slightly larger than the charging opening of the packaging bag, after the cover surface is extended downwards, the bottom end of the cover surface can cover the charging opening of the lower end packaging bag, the cover surface comprises a plurality of side surfaces (for example, four side surfaces), the number of the side surfaces corresponds to the edge of the umbrella-shaped structure, the plurality of side surfaces can be formed integrally, for example, each side surface comprises an upper connecting plate and a lower connecting plate (wherein the upper connecting plate is fixedly connected with the edge of the umbrella-shaped structure, for example, the upper connecting plate is bonded or welded, and the connecting plate can be made of stainless steel, for example), and a folding type telescopic sheet (made of rubber, for example, the material can be formed by rubber, or the folding type telescopic sheet is connected between the two connecting plates, Plastic or carbon steel), a plurality of parallelogram expansion devices (the expansion rods are positioned at the inner side of the cover surface) consisting of expansion rods are connected between the two connecting plates, the expansion rods are connected with each other through a shaft, so that the up-and-down expansion of the cover surface is realized, and the parallelogram expansion devices enable the cover surface to maintain the stretching or compressing state of the cover surface.

Furthermore, the number of the openings on the umbrella-shaped structure is at least 1, preferably 2-4, and each opening is distributed on different sides of the material receiving and discharging pipe, preferably, the positions are symmetrical, in case of a plurality of holes, the corresponding dust collecting pipe can be divided into a plurality of branch pipes which are respectively connected with the same number of holes, and the hole diameter can be 50-100mm, preferably 60-80mm, for example.

Furthermore, each hole can be fixed (e.g. adhered) with a short pipe (made of stainless steel pipe, for example, and having a length of 2-8cm, for example) along its periphery to be hermetically connected with the umbrella-shaped structure, and the other end of the short pipe is connected with each branch pipe of the dust suction pipe, which is a hose, for example, a plastic hose.

Furthermore, a concentric flange is fixed at the bottom end of the supporting sleeve for better supporting the umbrella-shaped structure.

According to another embodiment of the utility model, the material receiving device comprising the dust removing device comprises a bin for storing materials, a discharge port of the bin is connected with a material receiving and discharging pipe, a dust removing protective cover which moves up and down along the material receiving and discharging pipe is fixed at the lower end of the material receiving and discharging pipe, and a packaging bag can be arranged below the discharge port of the material receiving and discharging pipe.

Further, the bottom end of the cover surface of the dust removing protection cover seals the charging opening of the packaging bag.

Furthermore, a material receiving and discharging pipe above the dust-removing protective cover is provided with a material discharging valve, the length of the material receiving and discharging pipe can be 40-200cm, for example, and the inner diameter can be 10-20cm, further 12-18cm or 13-15cm, for example.

When the material is collected through the material collecting and discharging pipe, a charging opening of a packaging bag (such as a ton packaging bag which is a woven bag) is opened by using a forklift, the position of the dust removal protection cover is adjusted, the cover surface of the dust removal protection cover is pulled downwards to cover the charging opening of the packaging bag, an induced draft fan of the dust remover is opened, a material bin discharging valve is opened, powdery or granular materials in the material bin are conveyed into the packaging bag at the lower part of the material bin through the material collecting and discharging pipe, and generated dust is sucked away through a dust suction pipe connected with the dust removal protection cover and enters a dust collecting device of the dust remover and then flows through the material pipe and the powder bin.

The utility model has the beneficial effects that:

the dust removal device can effectively avoid the diffusion of dust, and simultaneously absorbs a large amount of dust into the dust remover through the dust absorption pipeline connected with the dust removal protective cover, so that the on-site dust is reduced, the operating environment of material receiving staff of a packaging production line is effectively improved, the occupational health hazards of the staff are effectively reduced, and the working efficiency is improved. In addition, the dust removal device can also recover dust-shaped products generated in materials, and the recycling front-stage process is used for re-granulation, or the dust removal device is directly used in the application field suitable for the dust-shaped products, so that the product loss is reduced, and the production benefit is improved.

Drawings

Fig. 1 is a schematic structural diagram of a dust removing device of the present invention.

Fig. 2 is a schematic view of a flanged support sleeve.

Fig. 3 is a schematic structural view of a parallelogram type retractor.

Fig. 4 is a schematic structural diagram of a receiving device comprising the dust removing device of the utility model.

Reference numerals:

l1-material receiving and discharging pipe, L2-dust collecting pipe and L3-branch pipe;

1-supporting sleeve, 2-umbrella-shaped structure, 3-cover surface, 4-dust remover, 5-bolt, 6-packaging bag, 7-side surface, 8-connecting plate, 9-telescopic sheet, 10-telescopic rod, 11-shaft, 12-flange plate, 13-storage bin and 14-discharge valve.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

As shown in fig. 1-4, the dust removing device of the present invention comprises a dust removing protective cover, a dust collecting pipe L2 and a dust remover 4 for absorbing dust in the dust removing protective cover, wherein the dust removing protective cover comprises a supporting sleeve 1 for a receiving and discharging pipe L1 to penetrate through, an umbrella-shaped structure 2 nested and fixed on the supporting sleeve 1, the edge of the umbrella-shaped structure 2 is connected with a circle of cover surface 3 which extends downwards and can stretch in the vertical direction, the umbrella-shaped structure 2 is provided with an opening and is connected with one end of a dust collecting pipe L2, and the other end of the dust collecting pipe L2 is connected with the dust remover 4.

The inner wall of the supporting sleeve 1 is tightly attached to the outer wall of the material receiving and discharging pipe L1, but can move up and down along the outer wall of the material receiving and discharging pipe L1, internal thread fixing holes are formed in the supporting sleeve 1, the supporting sleeve is fixed at a specific position of the material receiving and discharging pipe L1 by tightening the bolts 5, the number of the internal thread fixing holes formed in the supporting sleeve 1 can be 1-4, preferably 2-4 internal thread fixing holes are formed in the supporting sleeve 1 in a symmetrical distribution mode along the circumferential direction of the supporting sleeve 1, and therefore the fixing effect of the dust hood supporting sleeve 1 on the material receiving and discharging pipe L1 is improved. The wall thickness of the supporting sleeve 1 can be 3-5mm, for example, the material can be plastic or metal, the bolts 5 are screwed down to fix the supporting sleeve 1 on the material receiving and discharging pipe L1, so that the whole dust removing protection cover is fixed on the position, suitable for dust removal, of the material receiving and discharging pipe L1, the bolts 5 are unscrewed to enable the supporting sleeve 1 to move up and down along the material receiving and discharging pipe L1, and therefore the upper and lower positions of the dust removing protection cover on the material receiving and discharging pipe L1 can be adjusted up and down.

The umbrella-shaped structure 2 and the cover surface 3 are fixedly sealed on the material receiving and discharging pipe L1 through the supporting sleeve 1, the umbrella-shaped structure 2 is provided with a central hole for the supporting sleeve 1 to pass through, the inner diameter of the central hole is equal to or slightly larger than the outer diameter of the supporting sleeve 1, so that the supporting sleeve 1 can just pass through the umbrella-shaped structure 2, the edge of the umbrella-shaped structure 2 can be a regular polygon (such as a square), the side length can be 1.0-4.0 meters (such as 2.0-3.0 meters), the edge of the umbrella-shaped structure 2 can also be round, the material of the umbrella-shaped structure 2 can be a stainless steel plate or a hard plastic plate, and the umbrella-shaped structure 2 and the cover surface 3 can be connected by welding.

The cover surface 3 is an organ type telescopic cover, the opening size of the lower end edge of the cover surface 3 can be selected or adjusted according to the size of a lower end packaging bag 6, the cross section of the cover surface 3 is slightly larger than the charging opening of the packaging bag 6, after the cover surface 3 is stretched downwards, the bottom end of the cover surface can cover the charging opening of the packaging bag 6, the cover surface 3 comprises a plurality of side surfaces 7 (for example, four side surfaces), the number of the side surfaces 7 corresponds to the edge of the umbrella-shaped structure 2, the plurality of side surfaces 7 can be formed integrally, for example, each side surface 7 comprises an upper connecting plate and a lower connecting plate 8 (wherein the upper connecting plate is fixedly connected with the edge of the umbrella-shaped structure 2, for example, by bonding or welding, the connecting plates 8 are made of stainless steel, and folding type telescopic pieces 9 (the material can be made of rubber, plastic or carbon steel, for example) connected between the two connecting plates 8 are connected with a plurality of parallelogram type telescopic devices (the telescopic rods 10 are positioned at the inner side of the cover surface), the telescopic rods 10 are connected through the shaft 11 to realize the up-and-down extension of the mat facing 3, and the parallelogram expansion device enables the mat facing 3 to maintain the stretching or compressing state.

The number of the openings on the umbrella-shaped structure 2 is at least 1, preferably 2-4, and each opening is distributed on different sides of the material receiving and discharging pipe L1, the preferred positions are symmetrical, in case of a plurality of openings, the corresponding dust suction pipe can be divided into a plurality of branch pipes L3 which are respectively connected with the same number of openings, and the aperture can be 50-100mm, preferably 60-80mm, for example.

Each hole may be fixed (e.g. glued) along its periphery with a short tube (made of, for example, stainless steel, and having a length of, for example, 2-8cm) sealingly connected to the umbrella structure 2, the other end of the short tube being connected to a respective branch L3 of a suction hose L2, the suction hose L2 being a hose, which may be, for example, a plastic hose.

A concentric flange 12 is fixed to the bottom end of the support sleeve 1 for better support of the umbrella structure.

As shown in fig. 4, according to another embodiment of the present invention, there is provided a receiving device including the dust removing device, which includes a bin 13 for storing materials, a discharge port of the bin 13 is connected to a receiving and discharging pipe L1, a dust removing protective cover is fixed to a lower end of the receiving and discharging pipe L1 and moves up and down along the receiving and discharging pipe L1, and a packing bag 6 is disposed below a discharge port of the receiving and discharging pipe L1.

The bottom end of the cover surface 3 of the dust removing protective cover seals a charging opening of a packaging bag 6.

The material receiving and discharging pipe L1 above the dust removing protective cover is provided with a material discharging valve 14, the length of the material receiving and discharging pipe L1 can be 40-200cm, for example, and the inner diameter can be 10-20cm, further 12-18cm or 13-15 cm.

When receiving materials through a material receiving and discharging pipe L1, a material charging opening of a packaging bag 6 (such as a ton packaging bag, which is a woven bag) is opened by using a forklift, the position of a dust removal protective cover is adjusted, a cover face 3 of the dust removal protective cover is pulled downwards to cover the material charging opening of the packaging bag 6, an induced draft fan of a dust remover 4 is opened, a material discharging valve 14 of a bin 13 is opened, powdery or granular materials in the bin 13 are conveyed into the packaging bag 6 at the lower part of the bin through the material receiving and discharging pipe L1, generated dust is sucked away through a dust suction pipe L2 connected with the dust removal protective cover and enters a dust collecting device of the dust remover 4, and the dust is recovered through the material pipe and the powder bin.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a dust collector, its characterized in that, it includes the dust removal safety cover, dust absorption pipe (L2) and dust remover (4) that are used for absorbing the dust in the dust removal safety cover, wherein, the dust removal safety cover includes a support sleeve (1) that supplies to connect material unloading pipe (L1) to run through, umbrella structure (2) on support sleeve (1) are nested and are fixed in, the edge connection round downwardly extending of umbrella structure (2) and in vertical direction telescopic top facing (3), umbrella structure (2) are gone up and are set up the trompil and are connected with the one end of dust absorption pipe (L2), the other end and the dust remover (4) of dust absorption pipe (L2) are connected.

2. The dust collector as claimed in claim 1, wherein the inner wall of the supporting sleeve (1) is closely attached to the outer wall of the receiving and discharging pipe (L1), the supporting sleeve (1) can move up and down along the outer wall of the receiving and discharging pipe (L1), the supporting sleeve (1) is provided with an internal thread fixing hole, and the supporting sleeve (1) is fixed to the receiving and discharging pipe (L1) by screwing a bolt (5).

3. The dust-collecting device according to claim 1, characterized in that the umbrella-shaped structure (2) and the cover surface (3) are fixed to the receiving and discharging pipe (L1) through a supporting sleeve (1), the umbrella-shaped structure (2) has a central hole for the supporting sleeve (1) to pass through, and the edge of the umbrella-shaped structure (2) is regular polygon or circular.

4. A dust-extraction unit as claimed in claim 1, characterized in that the cover (3) is an accordion-type telescopic cover, the cover (3) comprises a plurality of sides (7), the number of the sides (7) corresponds to the edges of the umbrella-shaped structure (2), the sides (7) are integrally formed, each side (7) comprises two upper and lower connecting plates (8) and a foldable telescopic piece (9) connected between the two connecting plates, the upper connecting plate is fixedly connected with the edges of the umbrella-shaped structure (2), a plurality of parallelogram-shaped telescopic devices composed of telescopic rods (10) are connected between the two connecting plates (8), the telescopic rods (10) are connected by a shaft (11) to achieve the up-and-down telescopic movement of the cover (3), and the parallelogram-shaped telescopic devices enable the cover (3) to maintain its stretched or compressed state.

5. The dust collector as claimed in claim 1, wherein the number of the openings on the umbrella-shaped structure (2) is at least 2 and each opening is distributed on different sides of the receiving and discharging pipe (L1).

6. A dusting device according to claim 1, characterized in that each opening is provided with a short pipe fastened along its periphery for sealing connection with the umbrella-like structure (2), the other end of the short pipe being connected to a respective branch (L3) of a suction pipe, the suction pipe (L2) being a hose.

7. A dusting apparatus according to claim 1, characterized in that a concentric flange (12) is fixed to the bottom end of the support sleeve (1).

8. A material receiving device is characterized by comprising a material storage bin (13) used for storing materials, wherein a discharge hole of the material storage bin (13) is connected with a material receiving and discharging pipe (L1), the lower end of the material receiving and discharging pipe (L1) is fixedly provided with the dust removing device of any one of claims 1-7, and a packaging bag (6) can be arranged below the discharge hole of the material receiving and discharging pipe (L1).

9. A receiving device according to claim 8, characterised in that the bottom end of the dust-removing cover (3) encloses the filling opening of the packaging bag (6).

10. A receiving device according to claim 9, characterised in that a receiving and blanking pipe (L1) above the dust-removing protective cover is provided with a discharge valve (14).