CN201271841Y

CN201271841Y - Improved dust removing apparatus

Info

Publication number: CN201271841Y
Application number: CNU2008201216408U
Authority: CN
Inventors: 陈美青
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-07-18
Filing date: 2008-07-18
Publication date: 2009-07-15
Anticipated expiration: 2018-07-18

Abstract

The utility model provides an improved dust cleaning apparatus which belongs to the technical field of machinery and solves the technical problems of the bad dust cleaning effect, complicated structure and the like of the existing improved dust cleaning apparatus. The improved dust cleaning apparatus comprises a case. The inner side of the case is a cavity; an inlet and an outlet which are communicated with the cavity are arranged on the case; the outlet is positioned on the upper part of the case; the inlet is positioned on the middle part of the case; a blower is arranged at the outlet; a filter core which divides the case into two cavities is arranged between the inlet and the outlet of the upper part of the case; the bottom of the case is provided with a dust box; a tubular oil and dust filter casing is arranged between the dust box and the filter core; the upper part of the oil and dust filter casing is covered on the outer side of the filter core; gaps are formed between the oil and dust filter casing and the inner side of the case and between the oil and dust filter casing and the filter core; and the lower end of a filter screen is communicated with the dust box. The utility model has the advantages of good dust cleaning effect, simple structure and the like.

Description

A kind of modified form dust arrester

Technical field

The utility model belongs to field of mechanical technique, relates to a kind of modified form dust arrester.

Background technology

Polishing machine and some other grinding apparatus in use can produce a large amount of dust, spread everywhere in order to prevent dust, can realize by deduster.

That is to say that deduster is connected with equipment such as polishing machines by tube connector.Just dust can be sucked in it and to dust in the deduster operation and handle, play the effect of air cleaning.

Existing deduster is arranged on compositions such as interior screen pack of housing and blower fan generally by housing.Be respectively equipped with import and outlet on housing, blower fan is arranged on import department, and the air that will have dust by blower fan sucks in the housing, and then by screen pack it is filtered.What obviously, discharged by the exit is exactly purer air.

As can be seen, above-mentioned deduster makes that like this air that has dust can be by the impeller of blower fan because blower fan is arranged on import department.After using a period of time, may gather more dust on the impeller of blower fan, influence blower fan and run well, also just influence the stability in use of deduster accordingly.

Simultaneously, the most unmanageable well-known dust be exactly with moist, oiliness, caking ability than higher grit, block filtering material easily, influence the dust removing effects of deduster, situation can make also that seriously deduster can't carry out the dedusting operation.

Summary of the invention

The purpose of this utility model is at existing in prior technology the problems referred to above, and a kind of good dedusting effect, modified form dust arrester simple in structure are provided.

The purpose of this utility model can realize by following technical proposal: a kind of modified form dust arrester, comprise the inner housing of cavity that is, housing is provided with import and the outlet that communicates with its cavity, described outlet is positioned at housing top, described import is positioned at the housing middle part, described exit has blower fan, it is characterized in that, be provided with the filter core that it is divided into two cavitys between the import on described housing top and the outlet, described housing bottom has disposal box, be provided with tubular oily dirt filter mantle between described disposal box and the filter core, the upper lid of oil dirt filter mantle all has the gap between the filter core outside and oily dirt filter mantle and housing inboard and filter core, the lower end of filter screen is connected with disposal box.

In this modified form dust arrester, the air that has dust is by in the import input housing.Band dirt air at first enters the gap location between oily dirt filter mantle and the housing, will be with the dirt air to carry out a coarse filtration in this process.Then, filtered band dirt air enters to the cavity place between oily dirt filter mantle and the filter core again, makes band dirt air obtain complete filtration in this process, that is to say the pure air that is that enters to the exit, certainly, makes pure air be discharged by the exit.

In the said process, most of dust is falling to housing bottom along the gap location between housing and the oily dirt filter mantle under the gravity effect, and promptly this part is the dust through coarse filtration; The fraction dust is falling to housing bottom along the cavity between oily dirt filter mantle and the filter core under the gravity effect, and certainly, dust finally falls in the disposal box.

In above-mentioned modified form dust arrester, has the gap between described oily dirt filter mantle upper end and the housing.Such structure can make not timely filtered dust enter to the filter core place smoothly by this gap and filter.

In above-mentioned modified form dust arrester, be provided with tube connector between described oily dirt filter mantle and the disposal box, the upper end of tube connector is connected with oily dirt filter mantle lower end, and the lower end of tube connector is connected with disposal box.Dust through filter element filtering will fall in the disposal box along tube connector.

In above-mentioned modified form dust arrester, the upper end of described tube connector is funnel-form.

Be that tube connector upper port size is bigger, and lower port place size is less.As can be seen, the structure of tube connector upper end makes dust to enter in the tube connector smoothly.

In above-mentioned modified form dust arrester, also be provided with one between filter core in the described housing and the disposal box and be funnelform control of dust spare, the edge at control of dust spare large port place is connected in the housing inboard, bottom, control of dust spare lower port place, above-mentioned tube connector are passed control of dust spare and have the gap between control of dust spare and tube connectors.

The feasible dust that filters through oily dirt filter mantle can be concentrated and enter to the housing middle part under the effect of control of dust spare, thereby makes dust can enter to the bottom in the housing smoothly.

In above-mentioned modified form dust arrester, described control of dust spare fixedly connected to the inner side retainer ring one in the form of a ring, and described lower housing portion is fixed with retainer ring two in the form of a ring, and above-mentioned tube connector is enclosed on retainer ring one and the retainer ring two.

Position by retainer ring one and two pairs of tube connectors of retainer ring, in use tube connector is loosening or come off to prevent dust arrester.

In above-mentioned modified form dust arrester, be provided with openable drawer in the described disposal box.When the more dust of disposal box inner accumulated, drawer is opened and can be cleared up it easily or useful dust be reclaimed.

In above-mentioned modified form dust arrester, described hull outside is provided with leg.

Compared with prior art, this modified form dust arrester is owing to have filter core and oily dirt filter mantle, under both effects, make dust can access sufficient filtration, be that oily dirt filter mantle can fall oiliness dust or high-temperature particle dust-filtering, and then fully filter by the dust of filter core to remainder.Obviously, its dust removing effects is fine, has advantages of high practicability.

Simultaneously, this modified form dust arrester is owing to only be made up of filter core, oily dirt filter mantle and housing etc., and therefore, its structure is also fairly simple, and cost is lower.

In addition, filter core makes filter core longer service life owing to only filter low amounts of dust.

Description of drawings

Fig. 1 is the contour structures schematic diagram of this modified form dust arrester.

Fig. 2 is the sectional structure schematic diagram of this modified form dust arrester.

Among the figure, 1, housing; 1a, import; 1b, outlet; 2, blower fan; 3, leg; 4, connecting rod; 5, filter core; 6, nut; 7, disposal box; 8, oily dirt filter mantle; 9, drawer; 10, tube connector; 11, control of dust spare; 12, retainer ring one; 13, retainer ring two.

The specific embodiment

As shown in Figure 1, this modified form dust arrester is connected in the polissoir place, and the band dirt air that is produced when by it polissoir being operated filters, thereby discharges pure air to the external world.

As shown in Figure 2, this modified form dust arrester comprises the housing 1 that an inside is cavity, and housing 1 is provided with import 1a and the outlet 1b that communicates with its cavity, and import 1a is positioned at the middle part of housing 1, and outlet 1b is positioned at the top of housing 1.Be provided with a blower fan 2 at outlet 1b place, in the present embodiment, blower fan 2 is a centrifugal fan, and is fixing for housing 1 is supported simultaneously, is provided with at least three legs 3 in housing 1 outside.

In housing 1, also be provided with a connecting rod 4, the upper end of connecting rod 4 is connected in the housing 1, filter core 5 is passed in the lower end of connecting rod 1, and at the place of passing of connecting rod 4 lower ends by the nut 6 that has been threaded, under the effect of nut 6, make the upper end of filter core 5 tightly be resisted against in the housing 1.Obviously, filter core 5 is divided into two independently cavitys with housing 1.

Bottom in the housing 1 has a disposal box 7, be provided with a tubular oily dirt filter mantle 8 in the housing 1 between disposal box 7 and the filter core 5, the upper lid of oil dirt filter mantle 8 is in filter core 5 outsides, the lower end of oil dirt filter mantle 8 is connected with an end of a tube connector 10, and the other end of tube connector 10 is connected with disposal box 7.Has the gap between the upper end of oil dirt filter mantle 8 and housing 1 inboard.In the present embodiment, have a drawer 9 to be opened/closed in the disposal box 7, and fixedly connected to the inner side retainer ring 1 at control of dust spare 11, be fixed with retainer ring 2 13 in the bottom of housing 1 inboard, above-mentioned tube connector 10 just is enclosed on retainer ring 1 and the retainer ring 2 13.

Have the gap between oil dirt filter mantle 8 outsides and the housing 1, also have the gap between simultaneously oily dirt filter mantle 8 inboards and the filter core 5.In the present embodiment, the funnel-form that the upper end of tube connector 10 is big up and small down, the lower end of oily dirt filter mantle 8 just is connected the edge of tube connector 10 sizes than the large port place.

Also be connected with a control of dust spare 11 in the housing 1, the funnel-form that control of dust spare 11 is big up and small down.Control of dust spare 11 larger-size port edges are connected in housing 1 inboard, and the lower port of control of dust spare 11 is in the bottom in the housing 1.Above-mentioned tube connector 10 passes control of dust spare 11, and has the gap between control of dust spare 11 and tube connector 10.

In the dedusting operation, band dirt air is at first entered in the housing 1 by import, enter to gap location between oily dirt filter mantle 8 and the housing 1 by the gap between control of dust spare 11 and the tube connector 10 again with the dirt air then, at this moment, under the effect of oily dirt filter mantle 8, band dirt air is carried out coarse filtration, filtered dust is falling under the gravity effect on the control of dust spare 11, and dust drops down onto housing 1 bottom along the sideslip that control of dust spare 11 tilts, and promptly dust falls in the disposal box 7.

Enter to gap location between oily dirt filter mantle 8 and the filter core 5 again through the band dirt air of coarse filtration, effect at filter core 5 makes that the air that enters outlet 1b place is a pure air, the dust that is filtered by filter core 5 falls in the tube connector 10, makes dust enter into smoothly in the disposal box 7 of housing 1 bottom by tube connector 10 again.

In case during the too much dust of disposal box 7 inner accumulated, drawer 9 is opened and can be cleared up dust.

Claims

1, a kind of modified form dust arrester, comprise the inner housing of cavity (1) that is, housing (1) is provided with import (1a) and the outlet (1b) that communicates with its cavity, described outlet (1b) is positioned at housing (1) top, described import (1a) is positioned at housing (1) middle part, (2) are located to have blower fan in described outlet (1b), it is characterized in that, be provided with the filter core (5) that it is divided into two cavitys between the import (1a) on described housing (1) top and the outlet (1b), described housing (1) bottom has disposal box (7), be provided with tubular oily dirt filter mantle (8) between described disposal box (7) and the filter core (5), the upper lid of oil dirt filter mantle (8) all has the gap between filter core (5) outside and oily dirt filter mantle (8) and housing (1) inboard and filter core (5), the lower end of filter screen is connected with disposal box (7).

2, modified form dust arrester according to claim 1 is characterized in that, has the gap between described oily dirt filter mantle (8) upper end and the housing (1).

3, modified form dust arrester according to claim 2, it is characterized in that, be provided with tube connector (10) between described oily dirt filter mantle (8) and the disposal box (7), the upper end of tube connector (10) is connected with oily dirt filter mantle (8) lower end, and the lower end of tube connector (10) is connected with disposal box (7).

4, modified form dust arrester according to claim 3 is characterized in that, the upper end of described tube connector (10) is funnel-form.

5, according to claim 1 or 2 or 3 or 4 described modified form dust arresters, it is characterized in that, also be provided with one between filter core (5) in the described housing (1) and the disposal box (7) and be funnelform control of dust spare (11), the edge at control of dust spare (11) large port place is connected in housing (1) inboard, bottom, control of dust spare (11) lower port place, above-mentioned tube connector (10) are passed control of dust spare (11) and have the gap between control of dust spare (11) and tube connectors (10).

6, modified form dust arrester according to claim 5, it is characterized in that, described control of dust spare (11) fixedly connected to the inner side retainer ring one (12) in the form of a ring, described housing (1) bottom is fixed with retainer ring two (13) in the form of a ring, and above-mentioned tube connector (10) is enclosed on retainer ring one (12) and the retainer ring two (13).

7, according to claim 1 or 2 or 3 or 4 described modified form dust arresters, it is characterized in that, be provided with openable drawer (9) in the described disposal box (7).

According to claim 1 or 2 or 3 or 4 described modified form dust arresters, it is characterized in that 8, described housing (1) outside is provided with leg (3).