Dust removal device of air jet loom

Abstract

The dust removal device comprises a dust collection cover, a plurality of coarse filtration holes are evenly formed in the lower portion of the dust collection cover, a bent pipe is fixedly connected to the center of the top end of the dust collection cover, a dust collection box is fixedly connected to the left side of the bent pipe, and an exhaust fan is fixedly connected to the left side of the dust collection box. According to the dust removal device of the air jet loom, through cooperation of the dust collection cover, the rough filtration holes, the bent pipe, the dust collection box, the exhaust fan, the impurity removal unit, the air blowing nozzle, the shell and the air injection pipe, an operator injects high-pressure air into the shell through the air injection pipe, and air flow can generate blowing impact force on the blade plates; according to the dust collection device, the screw rod can rotate, the protruding block, the strip-shaped plate and the brush intermittently slide left and right, the brush can rub and clean the lower portion of the rough filtration hole in the period, the rough filtration hole in the lower portion of the dust collection cover can be thoroughly cleaned in cooperation with air flow blown out by the air blowing nozzle, and the practical performance is improved.

Description

Technical Field

[0001] This utility model relates to the field of dust removal device technology, specifically a dust removal device for an air-jet loom. Background Technology

[0002] The air-jet loom's weft insertion method enables the loom to achieve high speed and high output. Among several shuttleless looms, the air-jet loom has the highest speed. Due to its reasonable weft insertion method, it has a high weft insertion rate, is easy and safe to operate, and has a wide range of product adaptability. During the production and operation of air-jet looms, dust removal devices are required to clean the dust adhering to the warp yarns. For example, the patent application number 202223349772.5 in the published technology has been applied, which includes a dust removal main body mechanism and a dust collection mechanism. The dust removal main body mechanism includes a dust collection hood, a high-pressure jet assembly, a connecting pipe and a first fan. Two sets of high-pressure jet assemblies are installed on both sides of the dust collection hood. Although it can make the cleaned coarse and fine filter plates have a better dust filtration effect and is more conducive to dust removal operations, there are still some minor drawbacks in actual use. For example, when blowing and cleaning the dust under the dust collection hood after dust removal, the airflow range blown by the air nozzle is relatively limited, and the contact strength with the local dust to be cleaned under the dust collection hood is not ideal. That is, the effect of blowing and cleaning is relatively average, and the practical performance needs to be improved. Utility Model Content

[0003] The purpose of this utility model is to provide a dust removal device for an air-jet loom, in order to solve the problem mentioned in the background art that when the dust collection hood needs to be cleaned by blowing after dust removal, the airflow range of the blowing nozzle is relatively limited, and the contact strength with the local dust collection hood to be cleaned is not ideal. In other words, the effect of blowing and cleaning is relatively average, and the practical performance needs to be improved.

[0004] To achieve the above objectives, this utility model provides the following technical solution: a dust removal device for an air-jet loom, comprising a dust collection hood, a plurality of coarse filter holes evenly arranged below the dust collection hood, a bent pipe fixedly connected to the center of the top of the dust collection hood, a dust collection box fixedly connected to the left side of the bent pipe, an exhaust fan fixedly connected to the left side of the dust collection box, a cleaning unit provided below the coarse filter holes, a housing fixedly connected to the lower left side of the dust collection hood, an air injection nozzle fixedly connected to the top of the housing, an air blowing nozzle provided on the lower right side inside the housing, the air blowing nozzle penetrating a portion of the dust collection hood, and the air blowing nozzle being fixedly connected to the contact surface of the dust collection hood;

[0005] The cleaning unit includes a strip plate, a brush, a ring, a protrusion, a support plate, a ball bearing, a lead screw, a vertical plate, a blade plate, and a folding cylinder;

[0006] The upper surface of the strip-shaped plate is fixedly connected with a plurality of brushes which are in close contact with the coarse filtering holes, the lower surface center of the strip-shaped plate is fixedly connected with a protruding block, the front and rear ends of the protruding block are fixedly connected with support plates which are slidably connected with the inner wall of the dust collecting cover, the outer side ends of the upper and lower surfaces of the support plates are slidably connected with a plurality of rolling balls, the inner wall of the protruding block is provided with a lead screw, the left and right sides of the outer wall of the lead screw are rotatably connected with vertical plates which are fixedly connected with the contact surface of the dust collecting cover, the left end of the outer wall of the lead screw is annularly fixedly connected with a plurality of leaf plates, the outer wall of the lead screw is sleeved with folding cylinders on both sides, the left and right ends of the folding cylinders are fixedly connected with annular rings which are fixedly connected with the contact surface of the vertical plate and the protruding block respectively.

[0007] Preferably, the longitudinal length of the strip-shaped plate is greater than the longitudinal width of the opening range of the plurality of coarse filtering holes by 0.5-1cm.

[0008] Preferably, the left end of the air extractor is fixedly connected with an exhaust pipe.

[0009] Compared with the prior art, the jet loom dust removal device has the following advantages:

[0010] Through the cooperation between the dust collecting cover, the coarse filtering hole, the elbow pipe, the dust collecting box, the air extractor, the impurity removing unit, the air blowing nozzle, the shell and the air injection pipe, the air extractor is powered to operate, the suction force is generated below the dust collecting cover to suck the dust in the surrounding environment, the large particle impurities are blocked and filtered by the coarse filtering hole, the working environment around the dust collecting cover is reduced, the operation time is saved, the power supply of the air extractor is stopped, when the coarse filtering hole below the dust collecting cover needs to be cleaned, the operator injects high-pressure air into the shell through the air injection pipe, the air flow can generate a blowing impact force on the leaf plate, the lead screw, the protruding block, the strip-shaped plate and the brush can intermittently slide left and right, the brush can scratch and clean the lower part of the coarse filtering hole during the period, the air flow blown out by the air blowing nozzle can more thoroughly clean the coarse filtering hole below the dust collecting cover, and the practicality is improved. BRIEF DESCRIPTION OF DRAWINGS

[0011] The above and other features, advantages, and aspects of the present disclosure will become more apparent with reference to the following detailed description in conjunction with the accompanying drawings. Throughout the drawings, same or similar reference numerals can represent same or similar elements. It should be understood that the drawings are schematic, and elements and features are not necessarily drawn to scale.

[0012] Figure 1 It is a structural schematic view of the utility model;

[0013] Figure 2 It is Figure 1 It is a connection structure schematic view of the dust collecting cover, the shell and the lead screw;

[0014] Figure 3 is a partial enlarged view of the area encircled by the circle A in figure 1; Figure 1

[0015] Figure 4 is a partial enlarged view of the area encircled by the circle B in figure 1; Figure 3 is a left view partial view of the strip plate, the convex block and the support plate;

[0016] Figure 5 is a left view partial sectional view of the dust collecting cover, the support plate and the ball. Figure 3

[0017] In the figure: 1, dust collecting cover, 2, coarse filter hole, 3, elbow, 4, dust collecting box, 5, air extractor, 6, impurity removing unit, 601, strip plate, 602, brush, 603, ring, 604, convex block, 605, support plate, 606, ball, 607, screw rod, 608, vertical plate, 609, leaf plate, 610, folding cylinder, 7, air blowing nozzle, 8, shell, 9, air injection pipe. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0019] Please refer to Figures 1-5 ​​The utility model provides a technical scheme: a jet loom dust collector, including dust collecting hood 1, dust collecting hood 1 below even number is equipped with a plurality of coarse filter hole 2, coarse filter hole 2 can be blocked to the larger particle impurities in the air of filtration, the mesh number of coarse filter hole 2 is 30-50 mesh, the top center of dust collecting hood 1 is fixed with elbow pipe 3, and the both ends of elbow pipe 3 are mutually communicated with the inside of dust collecting hood 1 and dust collecting box 4, and the left side of elbow pipe 3 is fixed with dust collecting box 4, and the left side of dust collecting box 4 is fixed with exhaust fan 5, and exhaust fan 5 and the inside of dust collecting box 4 are mutually communicated, and the power cord of exhaust fan 5 is connected with the external power supply device, and the lower side of coarse filter hole 2 is equipped with the impurity removal unit 6, and the left lower side of dust collecting hood 1 is fixed with the shell 8, and the top of shell 8 is fixed with injection nozzle 9, and injection nozzle 9 and the inside of shell 8 are mutually communicated, and the outside end of injection nozzle 9 is connected with the air outlet of external high pressure air injection device, and the inside right lower side of shell 8 is equipped with the air blowing nozzle 7, and the inside of shell 8 is mutually communicated with air blowing nozzle 7, and air blowing nozzle 7 penetrates a part of dust collecting hood 1, and the contact surface of air blowing nozzle 7 and dust collecting hood 1 is fixedly connected, and the impurity removal unit 6 includes strip plate 601, brush 602, ring 603, boss 604, support plate 605, ball 606, lead screw 607, vertical plate 608, vane 609 and folding cylinder 610, and strip plate 601 is located below coarse filter hole 2, and the upper surface of strip plate 601 is fixedly connected with a plurality of brush 602, and brush 602 is attached to coarse filter hole 2, and the lower surface center of strip plate 601 is fixedly connected with boss 604, and the front and rear ends of boss 604 are fixedly connected with support plate 605, and support plate 605 is slidably connected with the inner wall of dust collecting hood 1, and the inner wall of dust collecting hood 1 is horizontally provided with sliding groove on both sides, and sliding groove can slide and limit support plate 605, so that support plate 605 can slide left and right in its inside, but cannot move up and down and front and back, and the outside end of the upper and lower sides of support plate 605 is slidably connected with a plurality of ball 606, and ball 606 can roll but cannot be separated from support plate 605, and can reduce the friction of support plate 605 when sliding in sliding groove, and the inner wall of boss 604 is equipped with lead screw 607, and the outer wall of lead screw 607 is slidably connected with the inner wall of boss 604, and lead screw 607 can move left and right intermittently when rotating boss 604 in non-rotating state, and lead screw 607 is reciprocating lead screw, and the outer wall left and right sides of lead screw 607 are rotatably connected with vertical plate 608, and lead screw 607 is rotatably connected with vertical plate 608 through ball bearing, and the contact surface of vertical plate 608 and dust collecting hood 1 is fixedly connected, and the outer wall left end of lead screw 607 is annularly fixedly connected with a plurality of vane 609, and the both sides of the outer wall of lead screw 607 are sleeved with folding cylinder 610, and folding cylinder 610 is made of rubber material, has good flexibility, can protect the inside lead screw 607, and the both ends of folding cylinder 610 are fixedly connected with ring 603, and the both ends ring 603 are fixedly connected with the contact surface of vertical plate 608 and boss 604 respectively, and the longitudinal length of strip plate 601 is greater than the longitudinal width of a plurality of coarse filter hole 2.5-1cm, the plurality of brushes 602 on the upper surface of the strip-shaped plate 601 can scratch and clean the opening range of the coarse filter hole 2, the left end of the air extractor 5 is fixedly connected with an exhaust pipe, and the exhaust pipe is long enough to guide the air discharged by the air extractor 5 to the outside.

[0020] During use, the dust cover 1 is powered on to make the air extractor 5 run, so that the dust cover 1 generates suction force to suck dust in the surrounding environment, and large-particle impurities are filtered by the coarse filter hole 2, thereby reducing the working environment of the dust cover 1. When the power supply of the air extractor 5 is stopped, the coarse filter hole 2 under the dust cover 1 needs to be cleaned, the operator injects high-pressure air into the inside of the shell 8 through the air injection pipe 9, the air flows in the inside of the shell 8 and is blown out through the air blowing nozzle 7, and the large-particle impurities remaining under the coarse filter hole 2 are blown and cleaned. During the process, when the air flows in the inside of the shell 8, the air flow can generate blowing impact force on the leaf plate 609, the screw rod 607 is rotated, the convex block 604, the strip-shaped plate 601 and the brush 602 are intermittently slid left and right due to the connection relationship between the screw rod 607 and the convex block 604, the brush 602 scratches and cleans the lower part of the coarse filter hole 2, the air flow blown out by the air blowing nozzle 7, and the coarse filter hole 2 under the dust cover 1 can be more thoroughly cleaned, and the practical performance is improved.

[0021] In the description of the present application, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inner", "front", "central", "both ends" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0022] In the present application, unless otherwise specified and limited, the terms "installation", "setting", "connection", "fixing", "threaded connection" and the like should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integrated; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium; can be the communication or interaction relationship between two elements, unless otherwise specified, the above-mentioned terms in the present application can be understood according to the specific meaning of the above-mentioned terms in the present application according to the specific situation.

[0023] In addition, it needs to be explained that, for the convenience of description, only the parts related to the disclosure are shown in the drawings. The embodiments in the disclosure and the features in the embodiments can be combined with each other without conflict; it should be noted that the concepts of "first", "second" and the like mentioned in the disclosure are only used to distinguish different devices, modules or units, and are not used to limit the order or interdependence of the functions performed by these devices, modules or units; it should be noted that the modification of "one" and "multiple" in the disclosure is illustrative and not restrictive, and those skilled in the art should understand that, unless otherwise clearly indicated in the context, it should be understood as "one or more"; the names of the messages or information exchanged between the devices in the embodiments of the disclosure are only for illustrative purposes, and are not used to limit the scope of the messages or information.

[0024] In the utility model, some "elements", "components" and "materials" and the like are involved, which are only convenient for relevant technical personnel to understand and realize the functions, and are not limited and protected.

[0025] The standard parts or fiber yarns used in the utility model can be purchased from the market, and the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part, fiber yarn and cloth layer adopts the conventional means such as bolt, rivet, welding, twisting, blending, needle punching composite and hot melting composite in the existing technology, the machinery, parts and equipment adopt the conventional type in the existing technology, and the circuit connection adopts the conventional connection mode in the existing technology, which will not be described in detail here, and the contents not described in detail in the specification belong to the existing technology known to those skilled in the art.

[0026] Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A dust removal device for an air-jet loom, comprising a dust collection hood (1), characterized in that: The dust collection hood (1) has a plurality of coarse filter holes (2) evenly arranged below it. A bent pipe (3) is fixedly connected to the center of the top of the dust collection hood (1). A dust collection box (4) is fixedly connected to the left side of the bent pipe (3). A blower (5) is fixedly connected to the left side of the dust collection box (4). A cleaning unit (6) is provided below the coarse filter holes (2). A housing (8) is fixedly connected to the lower left side of the dust collection hood (1). An air injection nozzle (9) is fixedly connected to the top of the housing (8). An air blowing nozzle (7) is provided on the lower right side inside the housing (8). The air blowing nozzle (7) penetrates a part of the dust collection hood (1). The air blowing nozzle (7) is fixedly connected to the contact surface of the dust collection hood (1). The cleaning unit (6) includes a strip plate (601), a brush (602), a ring (603), a protrusion (604), a support plate (605), a ball bearing (606), a lead screw (607), a vertical plate (608), a blade plate (609), and a folding cylinder (610). The strip plate (601) is located below the coarse filter holes (2). Multiple brushes (602) are fixedly attached to the upper surface of the strip plate (601), and the brushes (602) are in contact with the coarse filter holes (2). A protrusion (604) is fixedly attached to the center of the lower surface of the strip plate (601). Support plates (605) are fixedly attached to both ends of the protrusion (604). The support plates (605) are slidably engaged with the inner wall of the dust collection hood (1). Multiple ball bearings (606) are slidably engaged at the outer ends of the upper and lower surfaces of the support plates (605). The protrusion (604)... The inner wall is provided with a lead screw (607), and the left and right sides of the outer wall of the lead screw (607) are rotatably connected with vertical plates (608). The vertical plates (608) are fixedly connected to the contact surface of the dust collection hood (1). Multiple blades (609) are fixedly connected in a ring shape at the left end of the outer wall of the lead screw (607). Folding cylinders (610) are sleeved on both sides of the outer wall of the lead screw (607). The left and right ends of the folding cylinders (610) are fixedly connected with rings (603). The rings (603) at both ends are fixedly connected to the contact surfaces of the vertical plates (608) and the protrusions (604), respectively.

2. The dust removal device for an air-jet loom according to claim 1, characterized in that: The longitudinal length of the strip plate (601) is greater than the longitudinal width of the opening range of the multiple coarse filter holes (2) by 0.5-1cm.

3. The dust removal device for an air-jet loom according to claim 1, characterized in that: An exhaust pipe is fixed to the left end of the exhaust fan (5).

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