CN209501085U - A kind of PF acid/alkali-proof composite needled felt - Google Patents

Abstract

The utility model discloses a kind of PF acid/alkali-proof composite needled felts, including bottom set and Nomex dust bin, the bottom set is mounted on the bottom end of Nomex dust bin, the bottom set is fixedly connected with Nomex dust bin by knitted stitches, dirt device is quickly swept by increasing one on the inner supporting device of the PF acid/alkali-proof composite needled felt, quickly to clean the dust of Nomex dust bin building up inside, and it should be noted that the PF acid/alkali-proof composite needled felt be mainly made as Nomex dust bin use on sack cleaner be used as dedusting and use, and it increased quickly sweep dirt device and can help it that quickly dust is disposed when the dust accretions inside Nomex dust bin are excessive, so that the Nomex dust bin can quickly be put among use, and it also can effectively avoid repetitious Inwardly outer the case where stirring Nomex dust bin and Nomex dust bin is caused to damage, to increase the service life of Nomex dust bin.

Description

A kind of PF acid/alkali-proof composite needled felt

Technical field

The utility model belongs to Nomex correlative technology field, and in particular to a kind of PF acid/alkali-proof composite needled felt.

Background technique

PO PE NT PTFE (dust-removal cloth-bag) is the key component in sack cleaner operational process, the fabric of PO PE NT PTFE It pursues high efficiency filter as far as possible with design, be easy to dust removing and durable effect, PO PE NT PTFE has common felt class filter cloth The advantages that distinctive gap outage, good permeability, collection efficiency height, long service life.Its temperature resistant grade is moderate, and moment is reachable It is 150 DEG C, acidproof, alkaline-resisting moderate, and there is extraordinary wearability.

Existing PF acid/alkali-proof composite needled felt technology has the following problems: existing PF acid/alkali-proof composite needled felt is being made Used at Nomex dust bin on sack cleaner carry out dust removal by filtration when because Nomex dust bin in dust removal by filtration its Inside is easy accumulation and adheres to a large amount of dust, so also when needing to clean out the dust adhered on Nomex dust bin inner wall Needing to stir Nomex dust bin inside and outside ceaselessly could can make its remove adhesive dust in this way the dust of attachment to disposing Operation it is very cumbersome, be unfavorable for its normal use.

Utility model content

The purpose of this utility model is to provide a kind of PF acid/alkali-proof composite needled felts, to solve to mention in above-mentioned background technique Out also need ceaselessly inside and outside to stir Nomex dust filtering when needing to clean out the dust adhered on Nomex dust bin inner wall Cylinder could can make it remove the very cumbersome problem of the operation of adhesive dust in this way the dust of attachment to disposing.

To achieve the above object, the utility model provides the following technical solutions: a kind of PF acid/alkali-proof composite needled felt, including Bottom set and Nomex dust bin, the bottom set are mounted on the bottom end of Nomex dust bin, and the bottom set and Nomex dust bin are logical It crosses knitted stitches to be fixedly connected, is provided with PTFE film, the PTFE in the outer circumferential walls and inner wall of the Nomex dust bin Film is fixedly mounted in the outer circumferential walls and circumferential inner wall of Nomex dust bin by laminating machine, and the Nomex dust bin is most It is socketed in the outer circumferential walls of upper end and fixes elastic, elastic of the fixation and Nomex dust bin pass through the fixed company of knitted stitches It connects, the Nomex dust bin circumferential exterior of elastic downside of the fixation is socketed with the installation retainer ring of opening to the right, the installation Two end points of right end of retainer ring are provided with the close out sheet stretched out to the right, and two close out sheet are fixedly connected by nut, institute The circumferential inner for stating Nomex dust bin is socketed with inner supporting device, and the inner supporting device is in Nomex dust bin circumferential inner Vertical installation.

Preferably, top braces ring is topmost provided on the inner supporting device, it is most lower on the inner supporting device End is provided with bottom support chip, and the lower end of the top braces ring is all around before on four corners lower wall and bottom support chip upper end Vertical support rod, the circumferential exterior socket of the top braces ring and bottom support chip are connected on left and right four corners upper wall afterwards Dirt device quickly is swept with being vertically connected with, is provided with hole on the bottom support chip.

Preferably, the dirt device of quickly sweeping is formed by sweeping dirt bar, change, rotating fixing groove and rotating fixed flange collar, institute It states rotation fixing groove and is arranged in the outer circumferential walls of top braces ring and be recessed inwardly and outward opening, the change are socketed in top The circumferential exterior of support ring, the fixed flange collar of the rotation are connected on the circumferential inner wall of change, the fixed flange collar setting of the rotation Inside the perimeter of rotation fixing groove, the dirt bar of sweeping is vertically provided among the opposite direction of top braces ring and bottom support chip, The dirt bar of sweeping mutually staggers on bottom support chip and top braces ring with support rod, the upper end for sweeping dirt bar and top branch The bottom outer wall of pushing out ring is fixedly connected, and the lower end for sweeping dirt bar is fixedly connected with the upper end outer wall of bottom support chip.

Preferably, outermost end is provided with glass fibre list net A, the glass fibre list net inside the Nomex dust bin The bottom end of A is provided with glass fibre list net B, and the bottom end of the glass fibre list net B is provided with glass fibre list net C, the glass The bottom end of glass fiber list net C is provided with glass fibre list net D, and the PTFE film is respectively and fixedly installed to glass fibers by laminating machine On the outer wall of the single net A and glass fibre list net D of dimension.

Preferably, described to sweep there are four dirt bar is arranged altogether, swept described in four dirt bar upper and lower ends respectively with top braces ring It is fixedly connected with bottom support chip and is spaced from each other staggeredly with four support rods.

Preferably, the glass fibre list net A, glass fibre list net B, glass fibre list net C and glass fibre list net D Shape size and structure composition are all the same.

Preferably, it is solid that the rotation being recessed inwardly is provided in the outer circumferential walls of the bottom support chip and top braces ring Determine slot, the bottom support chip and top braces ring circumferential exterior, which are socketed with, has the change that flange collar is fixed in rotation, and described turn The open interior of rotation fixing groove is arranged in the fixed flange collar of rotation on ring circumferential inner wall.

Preferably, the height of the inner supporting device is less than the height of Nomex dust bin, the inner supporting device The downside of installation retainer ring is topmost set in Nomex dust bin circumferential inner.

Compared with prior art, the utility model provides a kind of PF acid/alkali-proof composite needled felt, has following beneficial to effect Fruit:

The utility model quickly sweeps dirt by increasing one on the inner supporting device of the PF acid/alkali-proof composite needled felt Device quickly to clean the dust of Nomex dust bin building up inside, and it should be noted that the PF acid and alkali-resistance composite acupuncture Felt is mainly made as Nomex dust bin and uses on sack cleaner as dedusting to use, and increased dirt of quickly sweeping fills Setting can help it that quickly dust is disposed when the dust accretions inside Nomex dust bin are excessive, so as to The Nomex dust bin is quickly put among use, and also can effectively be avoided repetitious to inside and outside The case where stirring Nomex dust bin and Nomex dust bin caused to damage, to increase the use longevity of Nomex dust bin Life, when Nomex dust bin is installed on sack cleaner the dust accretions of its inside after use excessively and needs to clean, this When only need index finger to extend into inside Nomex dust bin and pin on the inner wall of the top braces ring on inner supporting device, so Afterwards rotate top braces ring, at this time top braces ring can quickly be swept dirt device be fixedly mounted on Nomex dust bin inside and It can be rotated inside Nomex dust bin by quickly sweeping the change on dirt device again, top braces ring will drive entirely Inner supporting device rely on change circumferential inner wall on rotation fixation flange collar be mounted on the rotation in top braces ring outer circumferential walls It is rotated inside fixing groove, and moves entire inner supporting device in Nomex dust bin internal rotating in top braces annulus When, because quickly sweeping sweeping on dirt device, dirt bar upper and lower ends are separately mounted on the lower wall of top braces ring and bottom supports On the upper wall of piece, and sweeps dirt bar and outwardly protrude, so when by sweeping dirt device quickly to rotate entire inner supporting device, this When outwardly protrude sweep dirt bar and then can tightly be attached on the inner wall of Nomex dust bin, and can then needle be pierced by sweeping dirt bar when rotated Then the dust accumulated on felt filter dirt barrel inner wall directly topples over the ash that Nomex dust bin strikes off inside to quickly scraping Dirt is avoided that repeatedly inside and outside overturning Nomex dust bin thus to remove the troublesome operation of dust and can to being poured off The damage to Nomex dust bin is avoided, so that increasing it removes the elimination efficiency for accumulating dust on inner wall.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention, in the accompanying drawings:

Fig. 1 be the utility model proposes a kind of PF acid/alkali-proof composite needled felt structural schematic diagram；

Fig. 2 be the utility model proposes inner supporting device structural schematic diagram；

Fig. 3 be the utility model proposes quickly sweep dirt device overall structure diagram；

Fig. 4 be the utility model proposes quickly sweep dirt device details enlarged structure schematic diagram；

Fig. 5 be the utility model proposes ring revolving structure schematic diagram；

Fig. 6 be the utility model proposes top braces ring structure schematic diagram；

Fig. 7 be the utility model proposes Nomex dust bin inside composed structure schematic diagram；

In figure: 1, bottom covers；2, Nomex dust bin；3, PTFE film；4, retainer ring is installed；5, elastic fixed；6, inner support Device；7, knitted stitches；8, close out sheet；9, bottom support chip；10, through hole；11, support rod；12, dirt device is quickly swept；13, Top braces ring；14, dirt bar is swept；15, change；16, fixing groove is rotated；17, fixed flange collar is rotated；18, glass fibre list net A； 19, glass fibre list net B；20, glass fibre list net C；21, glass fibre list net D.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-7 is please referred to, the utility model provides a kind of technical solution: a kind of PF acid/alkali-proof composite needled felt, including bottom Set 1 and Nomex dust bin 2, bottom set 1 are mounted on the bottom end of Nomex dust bin 2, and bottom set 1 and Nomex dust bin 2 pass through needle It knits suture 7 to be fixedly connected, PTFE film 3 is provided in the outer circumferential walls and inner wall of Nomex dust bin 2, PTFE film 3 is by covering Film machine is fixedly mounted in the outer circumferential walls and circumferential inner wall of Nomex dust bin 2, outside the top circumference of Nomex dust bin 2 It is socketed on wall and fixes elastic 5, fixed elastic 5 is fixedly connected with Nomex dust bin 2 by knitted stitches 7, fixed pine 2 circumferential exterior of Nomex dust bin of tight 5 downside of piece is socketed with the installation retainer ring 4 of opening to the right, right end two for installing retainer ring 4 End point is provided with the close out sheet 8 stretched out to the right, and two close out sheet 8 are fixedly connected by nut, the circumference of Nomex dust bin 2 Inside is socketed with inner supporting device 6, and inner supporting device 6 is vertically installed in 2 circumferential inner of Nomex dust bin.

Further, top braces ring 13 is topmost provided on inner supporting device 6, the bottom on inner supporting device 6 is set It is equipped with bottom support chip 9, the lower end of top braces ring 13 is left before and after on four corners lower wall and 9 upper end of bottom support chip all around Be connected with vertical support rod 11 on right four corners upper wall, the circumferential exterior socket of top braces ring 13 and bottom support chip 9 and It is vertically connected with and quickly sweeps dirt device 12, hole 10 is provided on bottom support chip 9, bottom support chip 9 passes through four supports Bar 11 is fixedly connected with top braces ring 13, so that three, which forms entirety, that is, inner supporting device 6, to be pierced in needle Entire Nomex dust bin 2 is given inside felt filter dirt barrel 2 and supports that it is facilitated to be filtered dust removal operation.

Further, dirt device 12 is quickly swept by sweeping dirt bar 14, change 15, rotation fixing groove 16 and rotating fixed 17 groups of flange collar At rotation fixing groove 16, which is arranged in the outer circumferential walls of top braces ring 13, to be recessed inwardly and outward opening, change 15 are socketed in The circumferential exterior of top braces ring 13 rotates fixed flange collar 17 and is connected on the circumferential inner wall of change 15, rotates fixed flange collar 17 It is arranged in inside the perimeter of rotation fixing groove 16, sweeps pair that dirt bar 14 is vertically provided at top braces ring 13 and bottom support chip 9 To centre, sweeps dirt bar 14 and mutually staggered on bottom support chip 9 and top braces ring 13 with support rod 11, sweep the upper end of dirt bar 14 It is fixedly connected with the bottom outer wall of top braces ring 13, the upper end outer wall of the lower end and bottom support chip 9 of sweeping dirt bar 14 is fixed to be connected It connects, drives entire inner supporting device 6 when Nomex 2 internal rotating of dust bin in top braces ring 13, because quickly Sweep on dirt device 12 sweep 14 upper and lower ends of dirt bar be separately mounted on the lower wall of top braces ring 13 and bottom support chip 9 it is upper On wall, and sweeps dirt bar 14 and outwardly protrude, so when by sweeping dirt device 12 quickly to rotate entire inner supporting device 6, this When outwardly protrude sweep dirt bar 14 and then can tightly be attached on the inner wall of Nomex dust bin 2, and sweep dirt bar 14 when rotated and then can The dust accumulated on 2 inner wall of Nomex dust bin to quickly scraping, Nomex dust bin 2 is then directly toppled over internal The dust struck off is avoided that repeatedly inside and outside overturning Nomex dust bin 2 thus to being poured off to remove the cumbersome of dust It operates and can be avoided the damage to Nomex dust bin 2.

Further, 2 inside outermost end of Nomex dust bin is provided with glass fibre list net A18, glass fibre list net A18's Bottom end is provided with glass fibre list net B19, and the bottom end of glass fibre list net B19 is provided with glass fibre list net C20, glass fibre The bottom end of single net C20 is provided with glass fibre list net D21, and PTFE film 3 is respectively and fixedly installed to glass fibre list by laminating machine On the outer wall for netting A18 and glass fibre list net D21, filtrate, that is, Nomex dust bin 2 after overlay film with PTFE film 3 will have table Face filter effect, filtering accuracy improves, so that the Nomex dust bin 2 of finished product can filter more tiny dust particles, And its anticorrosion high temperature resistance is promoted.

Further, sweep dirt bar 14 altogether setting there are four, four sweep 14 upper and lower ends of dirt bar respectively with top braces ring 13 and Bottom support chip 9 is fixedly connected and is spaced from each other staggeredly with four support rods 11, and sweeping dirt bar 14 for four can be in rotation inner support It is adequately come into full contact with 2 inner wall of Nomex dust bin when device 6, so as to quickly being attached to Nomex dust bin Dust on 2 inner walls is quickly scraped.

Further, glass fibre list net A18, glass fibre list net B19, glass fibre list net C20 and glass fibre list net The shape size and structure composition of D21 is all the same, so that the toughness and corrosion resistance of its manufactured Nomex can be significantly Increase, to increase the service life and durability of Nomex dust bin 2.

Further, it is solid that the rotation being recessed inwardly is provided in the outer circumferential walls of bottom support chip 9 and top braces ring 13 Determine slot 16, bottom support chip 9 and 13 circumferential exterior of top braces ring are socketed with the change 15 for rotating fixed flange collar 17, turn The open interior of rotation fixing groove 16 is arranged in the fixed flange collar 17 of rotation on 15 circumferential inner wall of ring, protrudes into this way when with index finger It to the inside of Nomex dust bin 2 and pins on the inner wall of the top braces ring 13 on inner supporting device 6, then rotary top supports Ring 13, at this time top braces ring 13 can quickly be swept dirt device 12 be fixedly mounted on Nomex dust bin 2 inside and can It is rotated inside Nomex dust bin 2 by the change 15 quickly swept on dirt device 12, top braces ring 13 will drive whole The fixed flange collar 17 of the rotation that a inner supporting device 6 relies on 15 circumferential inner wall of change is mounted on 13 outer circumferential walls of top braces ring On rotation fixing groove 16 inside rotated.

Further, the height of inner supporting device 6 is less than the height of Nomex dust bin 2, the top of inner supporting device 6 The downside of installation retainer ring 4 is set in 2 circumferential inner of Nomex dust bin, mainly works as and inner supporting device 6 is installed to Nomex After the circumferential inner of dust bin 2, because Nomex dust bin 2 also needs to be fixed on sack cleaner by installation retainer ring 4 , and topmost the inner supporting device 6 in installation retainer ring 4 downside can will not shadow while supporting Nomex dust bin 2 It rings to installation retainer ring 4 and the normal procedure of fixed pin thorn felt filter dirt barrel 2 is installed.

The working principle and process for using of the utility model: after the utility model installs, it is necessary first to which explanation is The PF acid/alkali-proof composite needled felt is mainly formed into Nomex dust bin 2 and is used as on sack cleaner and is dusted and uses, And the process when making Nomex is first glass fibre list net A18, glass fibre list net B19, glass fibre list net C20 Enter lapping machine with glass fibre list net D21, lapping carriage is by tooth form V belt translation, the glass fibre list net that carding machine is exported A18, glass fibre list net B19, glass fibre list net C20 and glass fibre list net D21 carry out cross folding, and making has Then multilayer fibre web is entered needing machine by the multilayer fibre web of required breadth and unit grammes per square metre, there is a large amount of band spinosity in needing machine The pricker of hook, to glass fibre list net A18, glass fibre list net B19, glass fibre list net C20 and glass fibre list net D21 shape At multilayer fibre web be repeated puncture, web is by laying repeatedly, and very fluffy when feeding needing machine, thickness can It sees, but strength is poor, causes fiber upper and lower displacement when pricker punctures repeatedly in fibre web, generates extruding, draw close the fiber in fibre web And compressed, frictional force increases between fiber, and intensity increases, form the nonwovens with certain strength density, then at The Nomex of type carries out overlay film, and Nomex filtrate obtained carries out overlay film with PTFE film 3 by laminating machine, and filtrate coated with film will With surface filtration effect, filtering accuracy is improved, and can filter more tiny dust particles, and anticorrosion high temperature resistance is promoted, Nomex dust bin 2 finally is made in molding Nomex filtrate and is come into operation, and by multiple in the PF acid and alkali-resistance One is increased on the inner supporting device 6 of conjunction Nomex and quickly sweeps dirt device 12, is quickly cleaned inside Nomex dust bin 2 The dust of accumulation, and it should be noted that the PF acid/alkali-proof composite needled felt is made as Nomex dust bin 2 mainly to use bag On formula deduster be used as dedusting and use, and it is increased quickly sweep dirt device 12 can be in the ash inside Nomex dust bin 2 Dirt accumulation can help it that quickly dust is disposed when excessive, so that the Nomex dust bin 2 can be quick Put among use, and also can effectively avoid repetitious inwardly outer stirring Nomex dust bin 2 and causing needle The case where thorn felt filter dirt barrel 2 is damaged, to increase the service life of Nomex dust bin 2.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (8)

1. a kind of PF acid/alkali-proof composite needled felt, including bottom set (1) and Nomex dust bin (2), it is characterised in that: the bottom set (1) it is mounted on the bottom end of Nomex dust bin (2), the bottom set (1) and Nomex dust bin (2) are solid by knitted stitches (7) It is fixed to connect, it is provided with PTFE film (3) in the outer circumferential walls and inner wall of the Nomex dust bin (2), the PTFE film (3) is logical Laminating machine is crossed to be fixedly mounted in the outer circumferential walls and circumferential inner wall of Nomex dust bin (2), the Nomex dust bin (2) Fixed elastic (5) are socketed in the outer circumferential walls of the top, the fixation elastic (5) and Nomex dust bin (2) pass through needle Suture (7) is knitted to be fixedly connected, Nomex dust bin (2) circumferential exterior on the downside of elastic of the fixation (5) be socketed with opening to Right installation retainer ring (4), two end points of right end of installation retainer ring (4) are provided with the close out sheet (8) stretched out to the right, and two The close out sheet (8) is fixedly connected by nut, and the circumferential inner of the Nomex dust bin (2) is socketed with inner supporting device (6), the inner supporting device (6) is vertically installed in Nomex dust bin (2) circumferential inner.

2. a kind of PF acid/alkali-proof composite needled felt according to claim 1, it is characterised in that: the inner supporting device (6) Upper the top is provided with top braces ring (13), and the bottom on the inner supporting device (6) is provided with bottom support chip (9), The lower end of the top braces ring (13) all around on four corners lower wall and bottom support chip (9) upper end all around four corners It is connected on upper wall vertical support rod (11), the circumferential exterior socket of the top braces ring (13) and bottom support chip (9) It is quickly swept dirt device (12) with being vertically connected with, is provided with hole (10) on the bottom support chip (9).

3. a kind of PF acid/alkali-proof composite needled felt according to claim 2, it is characterised in that: described quickly to sweep dirt device (12) it is formed by sweeping dirt bar (14), change (15), rotation fixing groove (16) and rotation fixed flange collar (17), the rotation fixing groove (16) setting is recessed inwardly in the outer circumferential walls of top braces ring (13) and outward opening, the change (15) are socketed in top The circumferential exterior of support ring (13), the rotation fixed flange collar (17) are connected on the circumferential inner wall of change (15), the rotation Inside the perimeter of rotation fixing groove (16), the dirt bar (14) of sweeping is vertically provided at top braces ring for fixed flange collar (17) setting (13) and the opposite direction of bottom support chip (9) is intermediate, and the dirt bar (14) of sweeping is on bottom support chip (9) and top braces ring (13) It being mutually staggered with support rod (11), the upper end for sweeping dirt bar (14) is fixedly connected with the bottom outer wall of top braces ring (13), The lower end for sweeping dirt bar (14) is fixedly connected with the upper end outer wall of bottom support chip (9).

4. a kind of PF acid/alkali-proof composite needled felt according to claim 1, it is characterised in that: the Nomex dust bin (2) internal outermost end is provided with glass fibre list net A(18), the glass fibre list net A(18) bottom end be provided with glass fibers The single net B(19 of dimension), the glass fibre list net B(19) bottom end be provided with glass fibre list net C(20), the glass fibre list Net C(20) bottom end be provided with glass fibre list net D(21), the PTFE film (3) is respectively and fixedly installed to glass by laminating machine Glass fiber list net A(18) and glass fibre list net D(21) outer wall on.

5. a kind of PF acid/alkali-proof composite needled felt according to claim 3, it is characterised in that: the dirt bar (14) of sweeping is set altogether There are four setting, dirt bar (14) upper and lower ends are swept described in four and fix company with top braces ring (13) and bottom support chip (9) respectively It connects and is spaced from each other staggeredly with four support rods (11).

6. a kind of PF acid/alkali-proof composite needled felt according to claim 4, it is characterised in that: the glass fibre list net A (18), glass fibre list net B(19), glass fibre list net C(20) and glass fibre list net D(21) shape size and structure group At all the same.

7. a kind of PF acid/alkali-proof composite needled felt according to claim 3, it is characterised in that: the bottom support chip (9) With the rotation fixing groove (16) being recessed inwardly, the bottom support chip are provided in the outer circumferential walls of top braces ring (13) (9) it is socketed with top braces ring (13) circumferential exterior with the change (15) for rotating fixed flange collar (17), the change (15) open interior of the rotation on circumferential inner wall fixed flange collar (17) setting in rotation fixing groove (16).

8. a kind of PF acid/alkali-proof composite needled felt according to claim 1, it is characterised in that: the inner supporting device (6) Height be less than the height of Nomex dust bin (2), the top of the inner supporting device (6) is in Nomex dust bin (2) Circumferential inner setting is in the downside of installation retainer ring (4).