TWM637400U - Dust removing apparatus - Google Patents

Abstract

A dust removal device includes a frame unit, a conveying unit, and at least one dust removal unit. The conveying unit is arranged on the rack unit and includes a first stopper that can pass through the gas, and a second stopper that is spaced up and down from the first stopper and jointly defines a dust removal space, and At least one of the first limiting component and the second limiting component is a conveyor belt. The at least one dust removal unit includes an air jet assembly that jets toward the first limiting member to provide an air flow blown to the dust removal space. In the process of dust removing a plurality of light and thin materials, the materials are blocked by the first limiter and the second limiter, so that the materials are not easy to be blown away and moved during the dust removal process, saving energy. Go to the step of setting the pressing frame, the process is simple and can save the time of the overall dust removal process.

Description

Dust removal device

The present invention relates to a non-contact dust removal device, in particular to a dust removal device.

An existing non-contact dedusting device comprises a conveyer belt and a plurality of nozzle devices arranged above the conveyer belt and capable of blowing air towards the conveyer belt. When a plurality of materials are placed on the conveyer belt and pass under the nozzle devices, the airflow of the nozzle devices can remove the dust on the materials.

However, when the materials are light and thin, it is necessary to additionally set a pressing frame to press on the materials, so that the materials will not be blown randomly when passing through the nozzle equipment, and the After the dust removal operation, the pressing frame needs to be removed, and then the pressing frame is installed on the next batch of materials, which is quite inconvenient to use.

Therefore, the purpose of this new model is to provide a dust removal device that can improve the aforementioned shortcomings.

Therefore, the dust removal device of the present invention includes a frame unit, a conveying unit, and at least one dust removal unit. The conveying unit is arranged on the rack unit and includes a first stopper that can pass through the gas, and a second stopper that is spaced up and down from the first stopper and jointly defines a dust removal space, and At least one of the first limiting component and the second limiting component is a conveyor belt. The at least one dust removal unit includes an air jet assembly that jets toward the first limiting member to provide an air flow blown to the dust removal space.

The effect of the new model is: in the process of dedusting a plurality of light and thin materials, the first limiting member and the second limiting member block the materials, so that the materials are not easy to be removed during the dust removal process. Blowing movement, without the step of setting the pressing frame, the process is simple and can save the time of the overall dust removal process.

The present model will be described in detail below in conjunction with the accompanying drawings and embodiments. Before the present model is described in detail, it should be noted that the relative position terms used in the following descriptions, for example, "front", "rear", "left", "Right", "Up", and "Down" are based on the directions shown in the drawings and the normal use directions.

Referring to FIG. 1 and FIG. 2 , a first embodiment of the new dust removal device includes a frame unit 1 , a conveying unit 2 , two dust removal units 3 , and a negative pressure unit 4 .

The rack unit 1 includes a base 11 , a top plate 12 , two side plates 13 , two baffle plates 14 , two cover plates 15 , an outer box 16 , and a bottom plate 17 .

Referring to Fig. 1 to Fig. 3, the top plate 12 is arranged on the base 11 and has an upper opening 121 open up and down, two feed ports 122 formed on the front and rear sides of the upper opening 121 and open up and down respectively, and a Feed port 123. The side plates 13 extend downwards from the left side and the right side of the top plate 12 respectively, the baffles 14 extend downwards from the front side and the rear side of the top plate 12 respectively, and the material inlet 122 and the material intake 123 are located at the top plate 12. Between the baffles 14. The cover plates 15 are pivotally connected to the top plate 12 and respectively cover the material inlet 122 and the material outlet 123 . The outer box 16 covers the top plate 12 and the upper opening 121 . The bottom plate 17 is disposed on the base 11 and has a lower opening 171 opened up and down.

The conveying unit 2 includes four first rollers 21 arranged in the outer box 16, a first stopper 22 which is rectangular around the first rollers 21 and located above the top plate 12, and four arranged on the base 11. And the second roller 23 located under the top plate 12 , and a second limiting member 24 formed into an inverted trapezoid surrounding the second rollers 23 and located under the top plate 12 . The first limiting member 22 and the second limiting member 24 are mesh-shaped conveyor belts for gas penetration. The second limiting member 24 and the first limiting member 22 jointly define a dust removal space 25 below the upper opening 121 . The second limiting member 24 surrounds the bottom plate 17 , and the lower opening 171 of the bottom plate 17 faces upward to the second limiting member 24 and is located relatively below the upper opening 121 . In this embodiment, the meshes of the first limiting member 22 and the second limiting member 24 are obliquely staggered. In other aspects of this embodiment, the first limiting member 22 and the second limiting member The meshes of the limiting member 24 can also be formed by interlacing the warp and weft, but it is not limited thereto.

Since in this embodiment, the first limiting member 22 and the second limiting member 24 are conveyor belts of the same material and type, so in other variations of this embodiment, the The second limiting part 24 of the seat 11 is regarded as the first limiting part 22 , and the first limiting part 22 in the outer box 16 is regarded as the second limiting part 24 , which should not be limited thereto.

The baffles 14 are respectively located at the front side and the rear side of the dust removal space 25 , and the side plates 13 are respectively located at the left side and the right side of the dust removal space 25 . The upper opening 121 is located between the first limiting member 22 and the dust removal space 25 , and the dust removal space 25 communicates with the upper opening 121 , the material inlet 122 and the material removal opening 123 .

Referring to FIG. 4 to FIG. 6 , the dust removal units 3 are respectively disposed in the first limiting member 22 and the second limiting member 24 . Each dust removal unit 3 includes a frame 31 , an air spray assembly 32 , a static eliminator 33 , a casing 34 , an air duct 35 , and an air supply head 36 .

The frame 31 has a beam portion 311 , two exhaust plates 312 , two horizontal plates 313 , two guide plates 314 , and a mounting portion 315 . The beam portion 311 extends left and right, the exhaust plates 312 are respectively connected to the front side and the rear side of the beam portion 311, and each exhaust plate 312 has three slots 316 extending left and right and spaced apart from each other, the horizontal plates 313 respectively extend oppositely from the sides of the exhaust plates 312 opposite to the beam portion 311 . Each guide plate 314 is bent and connected between the respective exhaust plates 312 and the respective horizontal plates 313, and the mounting portion 315 is connected between the exhaust plates 312 and located in the slots 316 and the horizontal plates 313. The air spray assembly 32 has a plurality of spray heads 321 arranged in a row on the mounting portion 315 , and the static eliminator 33 has a plurality of electrode heads 331 arranged in two rows and respectively arranged on the horizontal plates 313 .

The housing 34 has a dust chamber 341 for accommodating the frame 31 . The dust collecting chamber 341 has an air suction chamber 342 , two air suction channels 343 , and a dust collecting port 344 . The suction cavity 342 is located between the beam portion 311 and the exhaust plates 312 and communicates with the slots 316, and each suction channel 343 is located between the respective guide plate 314 and the housing 34 and communicates with the slots. Slot 316 . Each dust collection port 344 is located on a side of the respective mounting portion 315 opposite to the respective beam portion 311 . The dust collecting port 344 located in the first limiting member 22 faces the first limiting member 22 and the upper opening 121 in sequence downward, and the dust collecting port 344 located in the second limiting member 24 faces toward The upper side faces the lower opening 171 and the second limiting member 24 in sequence. The air ducts 35 and the air supply heads 36 are respectively disposed on the casings 34 .

The negative pressure unit 4 includes two negative pressure pumps 41 arranged on the base 11 and respectively connected to the air pipes 35 to suck the air in the dust collection chambers 341, and the air supply heads 36 are respectively used to connect the two air supply pipes (not shown in the figure) to provide the gas blown by the spray heads 321 to the dust removal space 25 .

The foregoing is the structure and connection relationship of the components of this embodiment, and the operation mode of this embodiment is further described as follows.

During the dust removal operation, the second limiting member 24 and the first limiting member 22 are driven to operate in the same conveying direction, a plurality of materials are placed into the material inlet 122, and the second limiting member 24 drives The materials move to the dust removal space 25 between the dust removal units 3 . The nozzles 321 of the dust removal units 3 spray air toward the first limiting member 22 and the second limiting member 24 to provide an air flow to the dust removal space 25 to blow off the dust on the materials. Part of the gas and dust in the dust removal space 25 pass through the upper opening 121, the first stopper 22, the corresponding dust collection port 344, the corresponding suction channels 343, the corresponding slots 316 and The corresponding suction chamber 342 is sucked by the corresponding air duct 35, and another part of the gas and dust in the dust removal space 25 passes through the second stopper 24, the lower opening 171, and the corresponding dust collection port 344. , the corresponding air suction passages 343 , the corresponding slots 316 and the corresponding air suction cavity 342 are then sucked by the corresponding air duct 35 . And the electrode heads 331 respectively release electric charges through the first limiting member 22 and the second limiting member 24 to the dust removal space 25 to neutralize the residual static electricity of the materials and the dust, so as to avoid the dust from being raised Then adsorb on the materials again, and prevent the materials from adsorbing other dust again after dust removal. After the dust removal process is completed, the materials can be directly taken out from the material taking port 123 .

The advantage of the present invention is that the materials are blocked by the first limiting member 22 , the second limiting member 24 and the side plates 13 , so that the materials are not easily blown away and moved during the dust removal process.

It is worth noting that, in other variations of this embodiment, the number of the dust removal units 3 can also be only one, and it is arranged in the first limiting member 22 or the second limiting member 24, and The first limiting member 22 can also be just a mesh belt fixedly covering the upper opening 121 , which can also achieve the effect of the present invention of restricting the blown-off movement of the materials.

Referring to Fig. 7, it is a first limiting member 22 of a second embodiment of the new dust removal device, the difference from the first embodiment is that the first limiting member 22 has a plurality of The conveyor belt of the transverse groove 221, and the appearance of the second limiting member 24 (not shown) is the same as that of the first limiting member 22 .

Referring to FIG. 8 , it is a first limiting member 22 of a third embodiment of the new dust removal device. The difference from the first embodiment is that the first limiting member 22 has multiple 21 of the strip portion 222 , and the two adjacent strip portions 222 jointly define a longitudinal groove 223 . Each first roller 21 (not shown) has a plurality of grooves (not shown) for the strip parts 222 to snap into, and the second limiting member 24 (not shown) and the second The appearance of the roller 23 (not shown in the figure) is the same as that of the first limiting member 22 and the first rollers 21 .

Referring to FIG. 9 , it is a first limiting member 22 of a fourth embodiment of the new dust removal device. The difference from the first embodiment is that the first limiting member 22 is a conveyor belt with a plurality of holes 224 , and the aspect of the second limiting member 24 (not shown) is the same as that of the first limiting member 22 .

To sum up, when the materials are relatively light and thin, the new dust removal device can block the materials by the first limiting member 22, the second limiting member 24 and the side plates 13. These materials are not easy to be blown away and moved during the dust removal process, and the step of setting the pressing frame to fix the materials is omitted. The process is simple and can save the time of the overall dust removal process, so the purpose of the present invention can indeed be achieved.

But the above-mentioned person is only the embodiment of the present invention, and should not limit the scope of implementation of the present invention with this, and all simple equivalent changes and modifications made according to the patent scope of the present application and the content of the patent specification are still within the scope of the present invention. Within the scope covered by this patent.

1: rack unit 11: base 12: Top plate 121: upper opening 122: feed port 123: Feed port 13: side panel 14: Baffle 15: cover plate 16: Outer box 17: Bottom plate 171: Lower opening 2: Delivery unit 21: The first roller 22: The first limit piece 221: horizontal groove 222: Strip Department 223: Longitudinal groove 224: hole 23: Second roller 24: The second limit piece 25: Dust removal space 3: Dust removal unit 31: frame 311: Beam 312: Exhaust plate 316: slotting 313: horizontal board 314: guide plate 315: Installation Department 32:Jet assembly 321: Nozzle 33:Static eliminator 331: electrode head 34: Shell 341: Dust collection room 342: suction cavity 343: suction channel 344: Dust collection port 35: Duct 36: Air supply head 4: Negative pressure unit 41: Negative pressure pump

Other features and effects of the present invention will be clearly presented in the implementation manner with reference to the drawings, wherein: Fig. 1 is a perspective view of a first embodiment of the novel dust removal device; Fig. 2 is an incomplete perspective view of the first embodiment; Fig. 3 is a sectional view of the first embodiment; Fig. 4 is an incomplete perspective view viewed from another angle of the first embodiment; Fig. 5 is an incomplete perspective view of the two dust removal units of the first embodiment; Fig. 6 is an incomplete partial enlarged view of Fig. 3; Fig. 7 is an incomplete partial view of a first stopper of a second embodiment of the new dust removal device; Fig. 8 is an incomplete partial view of a first stopper of a third embodiment of the new dust removal device; and Fig. 9 is an incomplete partial view of a first limiting member of a fourth embodiment of the new dust removal device.

11: base

12: Top plate

122: feed port

123: Feed port

13: side panel

14: Baffle

15: cover plate

17: Bottom plate

2: Delivery unit

21: The first roller

22: The first limit piece

23: Second roller

24: The second limit piece

3: Dust removal unit

4: Negative pressure unit

41: Negative pressure pump

Claims (10)

A dust removal device, comprising: a rack unit; A conveying unit, which is arranged on the rack unit and includes a first position-limiting member through which gas can penetrate, and a second position-limiting member spaced up and down from the first position-limiting member and jointly defining a dust-removing space, And at least one of the first limiting member and the second limiting member is a conveyor belt; and At least one dust removal unit includes an air injection assembly that injects air toward the first limiting member to provide an air flow blown to the dust removal space. The dust removal device according to claim 1, wherein the second limiting member is a conveyor belt located below the first limiting member. The dust removal device according to claim 2, wherein the first limiting member is a conveyor belt that surrounds the at least one dust removal unit and has the same conveying direction as the second limiting member. The dust removal device according to claim 3, wherein the second limiting member is permeable to gas, and the dust removing device includes two dust removal units respectively arranged in the first limiting member and the second limiting member, Each dust removal unit has the air injection assembly, and the air injection assemblies respectively inject air toward the first limiting member and the second limiting member to provide airflow blown into the dust removal space. The dust removal device as claimed in claim 4, wherein each dust removal unit further includes a housing, and an air duct connected to the housing, the housing defines a dust collection chamber for accommodating the air injection assembly and having a dust collection port The dust collecting ports of the dust removal units respectively face the first limiting member and the second limiting member, a part of the gas in the dust removal space passes through the first limiting member, the corresponding dust collecting port and the corresponding The dust collecting chamber is then sucked by the corresponding air duct, and another part of the gas in the dust removal space is sucked by the corresponding air duct after passing through the second stopper, the corresponding dust collecting port and the corresponding dust collecting chamber . The dust removal device as claimed in claim 2, wherein the rack unit includes a base, a base that is arranged on the base and is located between the first limiting member and the second limiting member and has an upper opening. a top plate, two side plates respectively located on the left and right sides of the dust removal space, and a bottom plate arranged on the base and having a lower opening, the upper opening is located between the first limiting member and the dust removal space and communicates with the dust removal space, The second limiting member surrounds the bottom plate, the lower opening faces upward to the second limiting member and is located relatively below the upper opening. The dust removal device according to claim 1, wherein the first limiting member is a conveyor belt located below the second limiting member and surrounds the at least one dust removal unit. The dust removal device according to claim 1, wherein the first limiting member is a mesh conveyor belt. The dust removal device as claimed in claim 1, wherein the first limiting member is a conveyor belt with a plurality of fence-shaped transverse grooves. The dust removal device according to claim 1, wherein the first limiting member is a conveyor belt with a plurality of holes.

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