CN214019804U

CN214019804U - Welding fume purifier

Info

Publication number: CN214019804U
Application number: CN202022920178.1U
Authority: CN
Inventors: 苏庆华
Original assignee: Chongqing Shangxian Electromechanical Co ltd
Current assignee: Chongqing Shangxian Electromechanical Co ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-08-24
Anticipated expiration: 2030-12-08

Abstract

The utility model relates to a factory building air purification handles technical field, concretely relates to welding fume purifier, it includes the casing, communicates in the universal arm of casing and embeds the cartridge filter in the casing the intercommunication department of universal arm and casing is provided with prefiltering mechanism, prefiltering mechanism includes power component and filtering component, filtering component includes the filter screen of taper, the filter screen rotates to be connected in the casing, encircles the border of filter screen main aspects is fixed with the collecting vat, the collecting vat butt is in the casing, power component is including fixing the blade on the filter screen inner wall be fixed with the axis of rotation on the casing, the blade peg graft in the axis of rotation, the utility model provides a prior art's filtering component adheres to great granule easily, causes the problem that the filter effect descends.

Description

Welding fume purifier

Technical Field

The utility model relates to a factory building air purification handles technical field, concretely relates to welding fume purifier.

Background

At present, in the manufacturing factory building of the majority, welder's operational environment compares in other posts more badly, mainly because among the welding process, can produce smog, and the smog of welding causes adverse effect to welder's health, consequently can be equipped with the welding fume purifier on the welding station of present majority.

The patent with publication number CN103816727A discloses a welding fume purifier, including casing and suction arm, suction arm passes through flange to be fixed on the casing, and suction arm is connected with the coarse filter system in the casing, and coarse filter system is connected with gas filter, and gas filter is connected with high efficiency filter system, and high efficiency filter system is connected with activated carbon filter, installs the pulse blowback device on the casing of activated carbon filter lower extreme.

When the coarse filter system in the related art works, larger particles are easy to attach to the surface of the promotion filter system, and if the coarse filter system is cleaned regularly for a long time, the filter efficiency of the coarse filter system is reduced, and the problem of adhesion of the larger particles exists.

SUMMERY OF THE UTILITY MODEL

The utility model provides a welding fume purifier aims at solving prior art's filter assembly and adheres to great granule easily, causes the problem that the filter effect descends.

In order to achieve the aim, the utility model provides a welding fume purifier, including the casing, communicate in the universal arm of casing and the built-in cartridge filter in the casing the intercommunication department of universal arm and casing is provided with prefiltering mechanism, prefiltering mechanism includes power component and filtering component, filtering component includes the filter screen of taper, the filter screen rotates to be connected in the casing, encircles the border of filter screen main aspects is fixed with the collecting vat, the collecting vat butt is in the casing, power component is including fixing the blade on the filter screen inner wall be fixed with the axis of rotation on the casing, the blade peg graft in the axis of rotation.

Furthermore, an organ cover is rotatably connected to the edge surrounding the collecting groove, one side of the organ cover is fixed to the shell, and the other side of the organ cover is rotatably connected to the edge of the collecting groove.

Further, the collecting vat includes connecting piece and collection piece, the connecting piece includes two concentric ring boards, two through many spinal branch fixed connection between the ring board, collection piece can dismantle connect in the ring board.

Furthermore, a gap for the blades to shake is formed between the blades and the rotating shaft, and a limiting component is arranged at one end, close to the small end of the filter screen, of the rotating shaft.

Further, spacing subassembly is including encircleing the spacing piece that the axis of rotation set up and being used for promoting the rotatory push rod of spacing piece, spacing piece rotates to be connected in the axis of rotation, the axis of rotation is hollow structure, place the axis of rotation in the push rod, the one-to-one is connected with the connecting rod between push rod and the spacing piece, the both ends of connecting rod rotate respectively to be connected in push rod and spacing piece.

Furthermore, a balancing weight is fixed at one end of the push rod, which is far away from the filter screen.

The beneficial effects of the utility model reside in that: the utility model filters the smoke dust with larger air weight through the arrangement and the filtering mechanism, and the tapered filter screen can rotate under the driving of the blades, thereby reducing the probability that smoke dust particles are attached to the filter screen, and ensuring that the filter screen is in a high-efficiency working state for a longer time compared with the prior art; simultaneously the collecting vat of this application can be retrieved and regularly clear up, regularly clear up the back, also can reduce the granule and spill over the collecting vat and cause the phenomenon of sealing the filter screen.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the local explosion of the present invention;

fig. 3 is an exploded view of the filter mechanism of the present invention;

fig. 4 is a schematic view of the limiting assembly according to the present invention in partial section.

The reference numerals include: the device comprises a shell 1, a rotating shaft 11, a supporting rod 12, a placing disc 13, a universal arm 2, a filter cylinder 3, a pre-filtering mechanism 4, a filter screen 41, blades 42, an organ cover 43, a collecting groove 44, a connecting piece 441, a ring plate 4411, a supporting rod 4412, a collecting piece 442, a limiting piece 51, a push rod 52, a connecting rod 53 and a balancing weight 54.

Detailed Description

In order to make the purpose, technical solution and advantages of the embodiments more apparent, the present invention is further described in detail below with reference to the accompanying drawings and the embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1, the utility model discloses a built-in casing 1 that has a plurality of cavitys, communicate in the universal arm 2 of casing 1 and built-in cartridge filter 3 in casing 1, the inner chamber that the smoke and dust got into casing 1 through universal arm 2, and cartridge filter 3 makes the smoke and dust block at the surface of cartridge filter 3 to gas filtration, and the gas after the filtration gets into other cavitys of casing 1.

Referring to fig. 2 and 3, in order to reduce the adhesion of larger particles to the outer wall of the filter cartridge 3 and thus reduce the filtering efficiency, a pre-filtering mechanism 4 is provided at the communication between the gimbal arm 2 and the housing 1, and the pre-filtering mechanism 4 includes a power assembly and a filtering assembly. The filter assembly comprises a conical filter screen 41, the tip of the filter screen 41 is arranged towards the opening of the universal arm 2, the side wall of the filter screen 41 seals the air outlet of the universal arm 2, and air entering the casing 1 is filtered by the filter screen 41 to remove larger particles.

A plurality of support rods 12 are fixed on the casing 1 at the ports surrounding the universal arm 2, a placing disc 13 is detachably connected on the support, and a rotating shaft 11 coaxial with the ports of the universal arm 2 is fixed on the placing disc 13.

The power component is including fixing the blade 42 on filter screen 41 inner wall, the coaxial filter screen 41 of axis of rotation 11, and blade 42 pegs graft in axis of rotation 11, and filter screen 41 arranges the top of placing dish 13 in, and blade 42 is driven by the air of circulation and is rotary motion, and blade 42 after the rotation drives filter screen 41 and rotates for granule on the filter screen 41 receives centrifugal force and breaks away from, reaches the effect that reduces adhesion filter screen 41.

A collecting groove 44 is fixed on the edge of the big end of the filter screen 41, the collecting groove 44 is used for collecting the filtered big particles, the collecting groove 44 comprises two concentric ring plates 4411, the two ring plates 4411 are fixedly connected into a whole through a plurality of support rods 4412, the gap between the support rods 4412 can be used for smoke to pass through, the collecting piece 442 is detachably connected to the ring plates 4411, and the support rods 4412 play roles of the two fixed ring plates 4411 after the collecting piece 442 is detached.

The cross section of the collecting piece 442 is C-shaped, and the opening of the collecting piece 442 faces the ring plate 4411 to form a cavity for collecting particles, the collecting piece 442 can be connected to the ring plate 4411 through a bayonet, a bolt and the like, and the collecting groove 44 can be detached to facilitate regular cleaning.

An organ cover 43 is rotatably connected to the ring plate 4411 located on the outer side, the organ cover 43 is arranged around the ring plate 4411, a sliding rail is arranged on the ring plate 4411, one side of the organ cover 43 is fixed on the shell 1, a sliding strip adaptive to the sliding rail is fixed on the other side of the organ cover 43, and the organ cover 43 cannot obstruct the rotation of the collecting piece 442.

The collecting groove 44 and the filter screen 41 rotate simultaneously, and a part of thrown particles are blocked by the organ cover 43 and fall into the collecting groove 44, and a part of particles fall into the collecting groove 44 along with the filter screen 41.

A gap for the blade 42 to shake is formed between the blade 42 and the rotating shaft 11, and because the gap exists between the blade 42 and the rotating shaft 11, when the blade 42 rotates, the blade 42 can drive the filter screen 41 to shake, so that particles clamped in meshes of the filter screen 41 fall into the collecting groove 44.

Referring to fig. 3 and 4, a limiting assembly for limiting excessive vertical movement of the filter screen 41 is arranged at one end of the rotating shaft 11 close to the small end of the filter screen 41; spacing subassembly is including encircleing the spacing piece 51 that 11 center pins of axis of rotation set up, a plurality of strip grooves that are used for adaptation in spacing piece 51 have been seted up on the outer wall of axis of rotation 11, spacing piece 51 is embedded in strip groove, spacing piece 51 rotates to be connected in axis of rotation 11, axis of rotation 11 is hollow structure, place axis of rotation 11 in the push rod 52, the one-to-one is connected with the connecting rod 53 that is used for connecting push rod 52 and spacing piece 51 between push rod 52 and the spacing piece 51, the both ends of connecting rod 53 rotate respectively and connect in push rod 52 and spacing piece 51, push rod 52 receives the action of gravity and moves down, it draws in downwards to drive connecting rod 53, spacing piece 51 outwards overturns, reach the spacing effect to blade 42.

In order to increase the stability of the push rod 52, a counterweight 54 is fixed at one end of the push rod 52 far away from the blade 42, and the counterweight 54 keeps the limiting sheet 51 in an unfolded state all the time in the working process, so that the probability of shaking and separating from the rotating shaft 11 is reduced.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides a welding fume purifier, includes casing (1), communicates in universal arm (2) of casing (1) and built-in cartridge filter (3) in casing (1), its characterized in that: the utility model provides a filter structure, including universal arm (2) and casing (1), the intercommunication department of prefiltration mechanism (4) is provided with prefiltration mechanism (4), prefiltration mechanism (4) are including power component and filtering component, filtering component includes filter screen (41) of taper, filter screen (41) rotate to be connected in casing (1), encircle the border of filter screen (41) main aspects is fixed with collecting vat (44), collecting vat (44) butt in casing (1), power component is including fixing blade (42) on filter screen (41) inner wall be fixed with axis of rotation (11) on casing (1), blade (42) peg graft in axis of rotation (11).

2. The welding fume purifier of claim 1, wherein: an organ cover (43) is rotatably connected around the edge of the collecting groove (44), one side of the organ cover (43) is fixed on the shell (1), and the other side of the organ cover is rotatably connected to the edge of the collecting groove (44).

3. The welding fume purifier of claim 2, wherein: the collecting tank (44) comprises a connecting piece (441) and a collecting piece (442), the connecting piece (441) comprises two concentric ring plates (4411), the two ring plates (4411) are fixedly connected through a plurality of supporting rods (4412), and the collecting piece (442) is detachably connected to the ring plates (4411).

4. The welding fume purifier of claim 3, wherein: a gap for the blade (42) to shake is formed between the blade (42) and the rotating shaft (11), and a limiting component is arranged at one end, close to the small end of the filter screen (41), of the rotating shaft (11).

5. The welding fume purifier of claim 4, wherein: spacing subassembly is including encircleing spacing piece (51) that axis of rotation (11) set up and being used for promoting spacing piece (51) rotatory push rod (52), spacing piece (51) are rotated and are connected in axis of rotation (11), axis of rotation (11) are hollow structure, place axis of rotation (11) in push rod (52), the one-to-one between push rod (52) and spacing piece (51) is connected with connecting rod (53), the both ends of connecting rod (53) are rotated respectively and are connected in push rod (52) and spacing piece (51).

6. The welding fume purifier of claim 5, wherein: and a balancing weight (54) is fixed at one end of the push rod (52) departing from the filter screen (41).