CN215668321U

CN215668321U - Dust collector of silk bundle opener

Info

Publication number: CN215668321U
Application number: CN202121864227.2U
Authority: CN
Inventors: 黄轲; 贾伟萍; 刘文婷
Original assignee: China Tobacco Hubei Industrial LLC
Current assignee: China Tobacco Hubei Industrial LLC
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-01-28
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses a dust removal device of a tow opener, which comprises a negative pressure cover, a filtering device and a negative pressure fan, wherein the negative pressure cover is covered at the opening position of a tow band on an opening rod and comprises an upper cover body and a lower cover body, the upper cover body and the lower cover body are respectively arranged at the upper side and the lower side of the tow band, an upper suction channel is arranged on the upper cover body, a lower suction channel is arranged on the lower cover body, the upper suction channel and the lower suction channel are communicated with a negative pressure pipe, and the negative pressure pipe is communicated with a main pipeline of the negative pressure fan through the filtering device, so that a filter element of the filtering device can filter air sucked by the negative pressure cover. The utility model can effectively remove fibers, dust and the like generated or dropped during the preliminary opening of the tows, and reduce the fiber content of indoor air; impurity-removed fibers can be collected, and the advantages and the disadvantages of tows are compared.

Description

Dust collector of silk bundle opener

Technical Field

The utility model belongs to the technical field of filter stick production, and particularly relates to a dust removal device of a tow opener.

Background

When the acetate fibers are used, the acetate fibers are opened by a tow opener and enter a filter stick forming machine to be made into filter sticks. The insides of the opener and the forming machine have impurity removal and dust removal effects, and the impurity removal operation can be performed on fibers carried by the opened tows, which fall.

However, when the tows enter the opener and go upwards to the opening rod for preliminary opening, the fiber falling amount and carrying amount of the tows are the largest, and in the process, larger fibers and fiber dust can be generated and are located outside the opener, so that the fiber content of indoor air is increased, and potential safety hazards are generated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a dust removal device of a tow opener, which can effectively remove fibers, dust and the like generated or falling during preliminary opening of tows and reduce the fiber content of indoor air; impurity-removed fibers can be collected, and the advantages and the disadvantages of tows are compared.

The technical scheme adopted for solving the technical problems is that the dust removal device of the tow opener comprises a negative pressure cover, a filtering device and a negative pressure fan, wherein the negative pressure cover is arranged at the opening position of a tow band on an opening rod, the negative pressure cover comprises an upper cover body and a lower cover body, the upper cover body and the lower cover body are respectively arranged at the upper side and the lower side of the tow band, an upper suction channel is arranged on the upper cover body, a lower suction channel is arranged on the lower cover body, the upper suction channel and the lower suction channel are communicated with a negative pressure pipe, and the negative pressure pipe is communicated with a main pipeline of the negative pressure fan through the filtering device, so that a filter element of the filtering device can filter air sucked by the negative pressure cover.

Furthermore, the two ends of the opening rod are respectively connected and fixed with the first supporting rod and the second supporting rod, and the middle part of the opening rod is used for opening the silk binding band.

Further, the negative pressure hood is a cylindrical hood body, a feed inlet and a discharge outlet are arranged between the upper hood body and the lower hood body, and the feed inlet and the discharge outlet are parallel to each other and are arranged along the direction of the axis of the negative pressure hood.

Furthermore, the upper cover body is positioned at the feed port and is provided with a feeding baffle, the lower cover body is positioned at the feed port and is provided with a feeding convex plate, the feeding baffle and the feeding convex plate are both arranged in the negative pressure cover, and the convex part of the feeding convex plate is positioned at the outer side end of the feed port; the convex part is of an arc convex structure.

Furthermore, the upper cover body is positioned at the discharge port and is provided with a discharge baffle, the lower cover body is positioned at the discharge port and is provided with a discharge convex plate, the discharge baffle and the discharge convex plate are both arranged in the negative pressure cover, and the convex part of the discharge convex plate is positioned at the inner side end of the discharge port; the convex part is of an arc convex structure.

Furthermore, the upper suction channel is transversely arranged on the upper cover body, and the end parts of the two side walls of the upper suction channel arranged in the upper cover body extend outwards to form first arc plates; the lower suction channel is transversely arranged on the lower cover body, and second arc plates extend outwards from the end parts of the two side walls of the lower suction channel arranged in the lower cover body.

Further, the negative pressure pipe includes first negative pressure pipe, second negative pressure pipe, go up the suction channel and arrange in be provided with first negative pressure pipe on the outside lateral wall of the upper cover body, the suction channel is arranged in down be provided with second negative pressure pipe on the outside lateral wall of the lower cover body, first negative pressure pipe with second negative pressure pipe assembles the intercommunication.

Further, filter equipment includes first butt joint ring, filter core, second butt joint ring, first butt joint ring with the negative pressure pipe butt joint is fixed, the second butt joint ring with the trunk line butt joint is fixed, the filter core is pegged graft and is entered into first butt joint ring with between the second butt joint ring, make the air in the negative pressure pipe via the filter core can enter into after filtering in the trunk line.

Further, the filter core includes ring handle, grip ring, filter screen, two the grip ring centre gripping the filter screen, the ring handle connect to be fixed to one side of grip ring makes the grip ring can carry the filter screen is pegged graft and is got into extremely first butt joint ring with between the butt joint ring.

Furthermore, the upper suction channel and the lower suction channel are arranged in an alignment mode by taking the opening rod as a center line.

The utility model has the beneficial effects that:

according to the dust removal device of the tow opener, the opening rod of the tow is covered by the negative pressure cover, the tow inlet and outlet channels on two sides are reserved, the negative pressure cover is respectively arranged on the upper side and the lower side of the tow, and the fibers, fiber dust and the like generated or falling during tow opening are absorbed and purified, so that the content of the fibers and the fiber dust in the indoor environment is reduced.

Gather fibre, fine dirt that the negative pressure cover collected to filter, collect through the filter screen, make fibre, fine dirt all stop on the filter screen, the filter screen can be changed at any time/take out. The impurity amount of the filter screen in unit time can reflect the quality of the corresponding batch of the raw material of the tows.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model. In the drawings, like reference numerals are used to indicate like elements. The drawings in the following description are directed to some, but not all embodiments of the utility model. For a person skilled in the art, other figures can be derived from these figures without inventive effort.

FIG. 1 is a side view of a dust removal device of a tow opener according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of a negative pressure hood of a dust removal device of a tow opener according to an embodiment of the present invention;

FIG. 3 is a schematic view of the piping layout of the negative pressure hood of the dust removing device of the tow opener according to the embodiment of the present invention;

fig. 4 is a filter element structure diagram of a filter device of a dust removing device of a tow opener according to an embodiment of the present invention.

In the figure: 1. a tow band; 2. an opening rod; 3. a negative pressure hood; 4. an upper suction channel; 5. a lower suction channel; 6. a filtration device; 7. a negative pressure fan; 8. an opener; 11. a first support bar; 12. a second support bar; 13. a raw material pile; 21. a feed inlet; 22. a discharge port; 31. an upper cover body; 32. a lower cover body; 41. a first negative pressure tube; 42. a first arc plate; 51. a second negative pressure tube; 52. a second arc plate; 311. a discharge baffle; 312. a feed baffle; 321. a discharging convex plate; 322. a feeding convex plate; 61. a ring handle; 62. a clamp ring; 63. a filter screen; 71. a main pipeline.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention and the technical solutions in the prior art, the following description will be made with reference to the accompanying drawings. It is to be understood that the drawings in the following description are merely exemplary of the utility model and that other drawings and embodiments can be derived by those skilled in the art without undue burden. The designation of the design orientation merely indicates the relative positional relationship between the respective members, not the absolute positional relationship.

The embodiment of the utility model provides a dust removal device of a tow opener, please refer to fig. 1, fig. 2, fig. 3 and fig. 4, and mainly comprises a negative pressure cover 3, a filtering device 6 and a negative pressure fan 7, wherein the negative pressure cover 3 is covered on the opening position of a tow band 1 on an opening rod 2, the negative pressure cover 3 comprises an upper cover body 31 and a lower cover body 32, the upper cover body 31 and the lower cover body 32 are respectively arranged on the upper side and the lower side of the tow band 1, an upper suction channel 4 is arranged on the upper cover body 31, a lower suction channel 5 is arranged on the lower cover body 32, the upper suction channel 4 and the lower suction channel 5 are communicated with a negative pressure pipe, and the negative pressure pipe is communicated with a main pipe 71 of the negative pressure fan 7 through the filtering device 6, so that a filter element of the filtering device 6 can filter air sucked by the negative pressure cover 3.

The raw material of the tow is in a compressed state, namely, the raw material pile 13 is unpacked, the tow head is found out and then pulled out, so that the tow band 1 is formed, and after the tow band 1 is opened, the filter stick is manufactured. Tow band 1 is opening when opening, generally all adopts opener 8 to open, need upwards raise tow band 1 and tentatively open, send to the entry of opener 8, and the later stage is then carried out automatic gulping material operation by opener 8.

In the embodiment of the utility model, the specific structure of the opening rod 2 is not limited, and enough activity space is reserved for the opening rod 2, and various opening rods 2 and auxiliary structures thereof can be used for preliminary opening.

It should be understood that the two ends of the opening rod 2 should be provided with a support structure, and the first support rod 11 and the second support rod 12 are schematically illustrated in the present invention and can be adjusted according to actual situations.

The opening rod 2 has a long length, and can be used for opening a part of the opening rod, and the negative pressure cover 3 is covered on the opening rod 2 to completely cover the opening position. The threading position of the tow band 1 is reserved on the negative pressure cover 3, and in the utility model, the discharge port 22 and the feed port 21 are used as threading ports of the tow band 1.

The relative positions and opening sizes of the feeding hole 21 and the discharging hole 22 are adjusted, so that the tow band 1 and the negative pressure cover 3 are prevented from being in direct contact as much as possible. The height of the supporting rod and the distance between the raw material pile 13 and the opening device can be adjusted, and the running position of the tow band 1 is adjusted to a certain degree.

The tow band 1 enters the negative pressure cover 3 from the feed inlet 21, the opening rod 2 opens the tow band 1 preliminarily, and the produced/dropped fibers and fiber dust are absorbed and collected by the negative pressure cover 3. In the utility model, the negative pressure cover 3 comprises an upper cover body 31 and a lower cover body 32 which are respectively arranged at two sides of the tow band 1; the upper cover 31 and the lower cover 32 collect fibers and fiber dusts of the tow band 1, respectively.

Specifically, the negative pressure housing 3 may be a cylindrical housing body, and is divided into an upper housing body 31 occupying a larger central angle and a lower housing body 32 occupying a smaller central angle. The gap between the upper cover body 31 and the lower cover body 32 can be defined as a feeding hole 21 and a discharging hole 22, the tow band 1 enters the negative pressure cover 3 from the feeding hole 21, and after being preliminarily opened with the opening rod 2, the tow band goes out of the negative pressure cover 3 from the discharging hole 22.

It can be understood that the inlet 21 and the outlet 22 may be opened along the axial direction of the negative pressure hood 3, so that the inlet 21 and the outlet 22 are parallel to each other.

Further, the upper cover body 31 is located that the feed inlet 21 is provided with a feeding baffle 312, the lower cover body 32 is located that the feed inlet 21 is provided with a feeding convex plate 322, the feeding baffle 312 and the feeding convex plate 322 are both arranged in the negative pressure cover 3, and the convex part of the feeding convex plate 322 is located at the outer side end of the feed inlet 21. The gap between the feeding baffle 312 and the feeding convex plate 322 is the feeding hole 21.

The upper cover body 31 is provided with a discharge baffle 311 at the discharge port 22, the lower cover body 32 is provided with a discharge convex plate 321 at the discharge port 22, the discharge baffle 311 and the discharge convex plate 321 are both arranged in the negative pressure cover 3, and the convex part of the discharge convex plate 321 is located at the inner side end of the discharge port 22. The gap between the discharge baffle 311 and the discharge convex plate 321 is the discharge port 22.

The bellying is arc protruding structure, and the tow band 1 can hang down naturally when moving under the influence of gravity, can set up the arc arch at the lower extreme of feed inlet 21, discharge gate 22 for reduce frictional force, avoid the casing of negative pressure cover 3 to collude with tow band 1 and link, tear.

It can be understood that both ends of the negative pressure hood 3 can be sealed, so that the air flow can only flow from the inlet opening 21 and the outlet opening 22 to the inside of the negative pressure hood 3, thereby preventing the fiber and the fiber dust from spreading outwards.

In the embodiment of the present invention, referring to fig. 2 and 3, the upper cover 31 is transversely provided with the upper suction channel 4, and the end portions of the two side walls of the upper suction channel 4 disposed inside the upper cover 31 are respectively extended outward by the first arc plates 42, so as to enlarge the dust collecting opening of the upper suction channel 4. The lower cover body 32 is transversely provided with a lower suction channel 5, and the end parts of the two side walls of the lower suction channel 5 arranged in the lower cover body 32 extend outwards to form second arc plates 52, so that a dust collecting opening of the lower suction channel 5 can be enlarged.

The negative pressure pipe comprises a first negative pressure pipe 41 and a second negative pressure pipe 51, the upper suction passage 4 is arranged on the side wall outside the upper cover body 31 and is provided with the first negative pressure pipe 41, the lower suction passage 5 is arranged on the side wall outside the lower cover body 32 and is provided with the second negative pressure pipe 51, and the first negative pressure pipe 41 and the second negative pressure pipe 51 are converged and communicated, so that dust collecting air of the upper suction passage 4 and dust collecting air of the lower suction passage 5 can be integrated, and when filtering is carried out, the filtered impurity amount can fully reflect the fiber impurity rate of the current tow band 1, and the judgment of the quality of the raw material pile 13 by workers is facilitated.

It can be understood that the upper suction channel 4 and the lower suction channel 5 are arranged in alignment with the opening rod 2 as a central line in order to equalize the negative pressure suction. After the negative pressure fan 7 is operated, relative suction force can be generated on the upper side and the lower side of the tow band 1, and air rich in fiber and fiber dust in the negative pressure cover 3 is sucked away.

In the embodiment of the present invention, one filtering device 6 may be additionally provided between the negative pressure pipe after the converging and communicating and the main pipe 71 of the negative pressure fan 7, and the amount of the filtered impurities of the filter element on the filtering device 6 per unit time may be one of the criteria for determining the superiority and inferiority between the raw material piles 13 when the operation is performed.

Specifically, filter equipment 6 includes first butt joint ring, filter core, second butt joint ring, and first butt joint ring is fixed with the negative pressure pipe butt joint, and the second butt joint ring is fixed with trunk line 71 butt joint, and the filter core is pegged graft and is entered into between first butt joint ring and the second butt joint ring for air in the negative pressure pipe just can enter into in the trunk line 71 after filtering via the filter core.

The filter core includes ring handle 61, grip ring 62, filter screen 63, and two grip ring 62 centre gripping filter screens 63, ring handle 61 connect and fix to one side of grip ring 62 for grip ring 62 can carry filter screen 63 to peg graft and get into to between first butt joint ring and the butt joint ring. When replacing, the ring handle 61 can be pulled directly to pull the clamping ring 62 out from the gap of the butt-joint rings, and after replacing the filter screen 63, the clamping ring 62 is pushed into the gap between the butt-joint rings.

It will be appreciated that a plug space can be reserved between the first and second docking rings and a gasket can be provided to seal after plugging so that the entire filter device 6 does not leak after plugging of the filter cartridge.

It is understood that the filter net 63 can be selected according to the standard of fiber and dust content in the air, the size and the like, so as to protect the human health, and the detailed description is omitted.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing is a more detailed description of the utility model in connection with specific preferred embodiments and it is not intended that the specific embodiments of the utility model be limited to these descriptions. For those skilled in the art to which the utility model pertains, several simple deductions or substitutions can be made without departing from the spirit of the utility model, and all shall be considered as belonging to the protection scope of the utility model.

Claims

1. A dust removal device of a tow opener is characterized by comprising a negative pressure cover (3), a filter device (6) and a negative pressure fan (7), the negative pressure cover (3) is covered at the opening position of the silk-band (1) on the opening rod (2), the negative pressure cover (3) comprises an upper cover body (31) and a lower cover body (32), the upper cover body (31) and the lower cover body (32) are respectively arranged at the upper side and the lower side of the tow band (1), an upper suction passage (4) is arranged on the upper cover body (31), a lower suction passage (5) is arranged on the lower cover body (32), the upper suction passage (4) and the lower suction passage (5) are communicated with a negative pressure pipe, the negative pressure pipe is communicated with a main pipeline (71) of the negative pressure fan (7) through the filtering device (6), so that the filter element of the filter device (6) can filter the air sucked by the negative pressure cover (3).

2. The dust removing device of the tow opener according to claim 1, characterized in that both ends of the opening rod (2) are respectively connected and fixed with a first support rod (11) and a second support rod (12), and the middle part of the opening rod (2) is used for opening the tow band (1).

3. The dust collector of the tow opener according to claim 1, wherein the negative pressure hood (3) is a cylindrical hood body, a feed inlet (21) and a discharge outlet (22) are arranged between the upper hood body (31) and the lower hood body (32), and the feed inlet (21) and the discharge outlet (22) are parallel to each other and are both opened along the axial direction of the negative pressure hood (3).

4. The dust removing device of the tow opener is characterized in that the upper cover body (31) is provided with a feeding baffle plate (312) at the feeding hole (21), the lower cover body (32) is provided with a feeding convex plate (322) at the feeding hole (21), the feeding baffle plate (312) and the feeding convex plate (322) are both arranged in the negative pressure cover (3), and the convex part of the feeding convex plate (322) is positioned at the outer side end of the feeding hole (21); the convex part is of an arc convex structure.

5. The dust removing device of the tow opener according to claim 3, wherein the upper cover body (31) is provided with a discharge baffle (311) at the discharge port (22), the lower cover body (32) is provided with a discharge convex plate (321) at the discharge port (22), the discharge baffle (311) and the discharge convex plate (321) are both arranged in the negative pressure cover (3), and the convex part of the discharge convex plate (321) is located at the inner side end of the discharge port (22); the convex part is of an arc convex structure.

6. The dust collector of the tow opener according to claim 1, wherein the upper suction channel (4) is transversely installed on the upper cover body (31), and the end parts of two side walls of the upper suction channel (4) arranged inside the upper cover body (31) extend outwards to form first arc plates (42); the lower suction channel (5) is transversely arranged on the lower cover body (32), and second arc plates (52) extend outwards from the end parts of the two side walls of the lower suction channel (5) arranged in the lower cover body (32).

7. The dust collector of the tow opener according to claim 6, wherein the negative pressure pipe comprises a first negative pressure pipe (41) and a second negative pressure pipe (51), the side wall of the upper suction channel (4) arranged outside the upper cover body (31) is provided with the first negative pressure pipe (41), the side wall of the lower suction channel (5) arranged outside the lower cover body (32) is provided with the second negative pressure pipe (51), and the first negative pressure pipe (41) and the second negative pressure pipe (51) are converged and communicated.

8. The dust collector of the tow opener according to claim 1, wherein the filtering device (6) comprises a first docking ring, a filter element and a second docking ring, the first docking ring is fixed in docking with the negative pressure pipe, the second docking ring is fixed in docking with the main pipe (71), and the filter element is plugged into the space between the first docking ring and the second docking ring, so that air in the negative pressure pipe can enter the main pipe (71) after being filtered by the filter element.

9. The dust collector of the tow opener according to claim 8, characterized in that the filter element comprises a ring handle (61), a clamping ring (62) and a filter screen (63), the two clamping rings (62) clamp the filter screen (63), the ring handle (61) is fixedly connected to one side of the clamping ring (62), so that the clamping ring (62) can carry the filter screen (63) to be inserted between the first docking ring and the docking ring.

10. The dust collector of the tow opener according to claim 1, characterized in that the upper suction channel (4) and the lower suction channel (5) are arranged in an aligned manner with the opening rod (2) as a center line.