CN215388289U

CN215388289U - People's air defense oil net dust filter

Info

Publication number: CN215388289U
Application number: CN202121727311.XU
Authority: CN
Inventors: 杨程; 杨宗彬; 杨宇; 谭国凤
Original assignee: Chongqing Huaxi Civil Air Defense Engineering Equipment Co ltd
Current assignee: Chongqing Huaxi Civil Air Defense Engineering Equipment Co ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2022-01-04
Anticipated expiration: 2031-07-27

Abstract

The utility model discloses a people's air defense oil net dust filter, which comprises a fixed frame (1), wherein a supporting cover (2) is hinged on the fixed frame (1), a detachable filtering net rack (3) is arranged on the supporting cover (2), a baffle (21) is wound on the outer side wall of the non-hinged end of the supporting cover (2), a cover plate (23) is arranged on the baffle (21), and a supporting plate (13) is arranged on the fixed frame (1); the bottom of the supporting cover (2) is provided with a collecting box (4), the bottom of the collecting box (4) is buckled with a bottom cover (41), and the bottom cover (41) is provided with a handle (42). The utility model is provided with the fixing frame and the supporting frame which are mutually hinged, and the upper part and the lower part of the supporting frame are respectively provided with the notch, thereby not only facilitating the disassembly and the replacement of the filter screen frame, but also facilitating the cleaning of the inside of the dust filter, facilitating the irregular cleaning of part of accumulated dust by the collecting box, and having simple structure and convenient use.

Description

People's air defense oil net dust filter

Technical Field

The utility model relates to the field of civil air defense engineering component manufacturing, in particular to a civil air defense oil net dust filter.

Background

The civil air defense filter absorber is mainly used for a civil air defense engineering toxin filtering and ventilating system, can effectively filter harmful substances such as toxic smoke, toxic fog, biological aerosol, radioactive dust and persistent toxic agent steam in contaminated air, and provides filtered clean air for workers in engineering.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a civil oil protection net dust filter which is convenient for replacing a filter net rack and cleaning impurities in various forms.

The technical scheme of the utility model is as follows:

a civil air defense oil net dust filter comprises a fixed frame, wherein a supporting cover is hinged on the fixed frame, a detachable filter screen frame is arranged on the supporting cover, a baffle plate is wound on the outer side wall of the non-hinged end of the supporting cover, a notch is arranged on the baffle plate at the position corresponding to the upper part of the filter screen frame, a cover plate is hinged at the notch position, a supporting plate is arranged on the fixed frame at the position corresponding to the cover plate, and the cover plate is turned, buckled and lapped on the supporting plate to close the notch position at the upper end of the baffle plate; the bottom of the supporting cover is provided with a collecting box, the bottom of the collecting box is buckled with a bottom cover, and the bottom cover is provided with a handle.

By adopting the structure, the supporting cover hinged on the fixing frame can be opened, so that the inner side walls of the fixing frame and the supporting cover can be conveniently cleaned, the fixing frame and the supporting cover are buckled to form a cavity structure, and when the fixing frame and the supporting cover are buckled, the baffle shields the gap position between the fixing frame and the supporting cover to prevent dust from leaking; a detachable filter screen frame is arranged in the cavity structure, so that the filter screen frame can be conveniently detached and replaced and taken out from the position of the gap at the upper end of the baffle, a filter screen can be conveniently replaced in time, and the installation service life of the dust filter is prolonged; the setting is collected the box and is convenient for collect impurity and the dust that drops from the screen frame to can open the bottom by the handle and clear up, make the clearance of dust filter diversified, simple structure can satisfy the clearance requirement of different cycles, uses convenient flexibility.

In order to simplify the structure, preferably, one side of the fixing frame is hinged with one side of the supporting cover, a clamping groove is formed in the outer wall of the other side of the fixing frame, and the supporting cover is buckled with the fixing frame when the supporting cover is turned over and the baffle is clamped in the clamping groove.

In order to facilitate fixing and facilitating disassembly and assembly, the baffle is preferably provided with a fixing hole, a positioning hole is formed in the groove wall of the clamping groove, a position corresponding to the positioning hole is arranged on the support cover, a nut is arranged on the inner wall of the hole of the abdicating hole, the positioning hole, the fixing hole and the abdicating hole are penetrated through by a bolt and are in threaded connection with the nut, the baffle and the clamping groove are tightly riveted, and the support cover and the fixing frame are fixed.

For the convenience of tearing open and changing, as preferred vertical symmetry is equipped with first guide rail and second guide rail on the inner wall of support lid two be equipped with the screen frame between the guide rail, the one end of screen frame is equipped with the leading wheel, and the other end is equipped with the guide way, the leading wheel rolls on first guide rail, second guide rail joint is on the guide way.

In order to avoid the leakage of dust, preferably, a connecting plate is arranged at the non-hinged end of the cover plate, a buckle is arranged on the connecting plate, a limiting pin is arranged at the position, corresponding to the buckle, on the fixing frame, the buckle is sleeved on the limiting pin, and the cover plate is fixedly closed at the position of a notch at the upper end of the baffle plate.

In order to facilitate the disassembly and assembly of the collecting box and facilitate the collection of more dust, preferably, an open slot is arranged at the position, corresponding to the lower position of the filter screen frame, on the baffle plate, the collecting box is screwed at the position of the open slot, the size of a slot opening of the open slot is the same as that of a box opening of the collecting box, the length of the box opening of the collecting box is consistent with that of the filter screen frame, and the width of the box opening is greater than that of the filter screen frame.

In order to facilitate the air filter to be turned over on the ground, the outer side wall of the fixing frame is preferably provided with a handrail.

Has the advantages that: the utility model is provided with the fixing frame and the supporting cover which are mutually hinged, and the upper part and the lower part of the supporting cover are respectively provided with the notch, thereby not only facilitating the disassembly and the replacement of the filter screen frame, but also facilitating the cleaning of the inside of the dust filter, facilitating the irregular cleaning of part of accumulated dust by the collecting box, and having simple structure and convenient use.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the mounting structure of the present invention.

Fig. 3 is a left side view of fig. 2.

Fig. 4 is a schematic view of the mounting structure of the cover plate.

Fig. 5 is a schematic view of the mounting structure of the collecting box.

Detailed Description

The utility model will be further explained with reference to the drawings.

As shown in fig. 1, 2, 3, 4 and 5, the present invention includes a fixing frame 1, one side of the fixing frame 1 is hinged to one side of a supporting cover 2, a clamping groove 11 is provided on an outer wall of the other side of the fixing frame 1, and when the supporting cover 2 is turned over and the baffle 21 is clamped in the clamping groove 11, the supporting cover 2 is fastened with the fixing frame 1; the baffle plate 21 is provided with a fixing hole 22, the wall of the clamping groove 11 is provided with a positioning hole 12, the support cover 2 is provided with a yielding hole at a position corresponding to the positioning hole 12, the inner wall of the yielding hole is provided with a nut, and a bolt penetrates through the positioning hole 12, the fixing hole 22 and the yielding hole and is in threaded connection with the nut, so that the baffle plate 21 and the clamping groove 11 are riveted tightly, and the support cover 2 and the fixing frame 1 are fixed; the outer side wall of the fixing frame 1 is provided with a handrail 14.

Vertical symmetry is equipped with first guide rail 31 and second guide rail 32 on the inner wall of support lid 2, two be equipped with filter screen frame 3 between the guide rail, filter screen frame 3's one end is equipped with the leading wheel, and the other end is equipped with the guide way, the leading wheel rolls on first guide rail 31, second guide rail 32 joint is on the guide way.

Support and cover 2 and go up around being equipped with baffle 21 on the lateral wall of non-hinged end the top position department that corresponds screen frame 3 on the baffle 21 is equipped with the breach, and the articulated apron 23 that is equipped with in this breach position department the non-hinged end of apron 23 is equipped with connecting plate 231 be equipped with the buckle on the connecting plate 231 the position department that corresponds the buckle on mount 1 is equipped with the spacer pin, the buckle cup joints on the spacer pin to make the fixed breach position of closing in baffle 21 upper end of apron 23. The supporting plate 13 is arranged on the fixing frame 1 at a position corresponding to the cover plate 23, and the cover plate 23 is turned, buckled and lapped on the supporting plate 13, so that the gap at the upper end of the baffle plate 21 is closed.

An open slot is arranged on the baffle plate 21 corresponding to the lower part of the filter screen frame 3, a collecting box 4 is screwed at the position of the open slot, the size of the slot opening of the open slot is the same as that of the box opening of the collecting box, the length of the box opening of the collecting box 4 is the same as that of the filter screen frame 3, and the width of the box opening is larger than the thickness of the filter screen frame 3; a bottom cover 41 is fastened to the bottom of the collecting box 4, and a handle 42 is provided on the bottom cover 41.

The using method of the utility model is as follows:

as shown in fig. 1 to 5, the supporting cover 2 hinged to the fixing frame 1 can be opened to facilitate cleaning dead corners of the inner walls of the fixing frame 1 and the supporting frame 2, and the fixing frame 1 and the supporting frame 2 are fastened to form a cavity structure, when fastened, the baffle 21 shields the gap between the fixing frame 1 and the supporting frame 2 to prevent dust from leaking; subsequently, wear to establish locating hole 12, fixed orifices 22 and the hole of stepping down with the bolt to with the nut spiro union, riveting baffle 21 and draw-in groove 11 from this, to supporting to fix between lid 2 and the mount 1, not only fixed swift, it is also very convenient to tear open moreover.

Set up filter screen frame 3 in this cavity structure, filter screen frame 3's one end is equipped with the leading wheel, and the other end is equipped with the guide way, the leading wheel rolls on first guide rail 31, second guide rail 32 joint is on the guide way, is convenient for take out the filter screen frame 3 of tearing open the trade from the upper end breach position of baffle 21, is convenient for in time change the filter screen, and the installation life of extension dust catcher is equipped with connecting plate 231 at the non-hinged end of apron 23 be equipped with the buckle on the connecting plate 231 the position department that corresponds the buckle on mount 1 is equipped with the spacer pin, the buckle cup joints on the spacer pin to make the fixed closed breach position in the upper end of baffle 21 of apron 23, also can prevent that the dust from leaking outward.

Set up and collect box 4 and be convenient for collect impurity and the dust that drops from screen frame 3 to can open bottom 41 by handle 42 and clear up, the dismouting of also being convenient for of the fixed form of spiro union and wash and collect box 4, make the clearance of dirt catcher diversified, simple structure.

It should be noted that, during short-term cleaning, the bottom cover 41 can be directly opened to remove dust, accumulation of dust is reduced, during medium-term cleaning, the cover plate 23 needs to be opened, the filter screen frame 3 is replaced at the upper end of the support cover 2, when the filter screen frame is not cleaned for a long time or needs to be replaced, the utility model is taken down from the civil air defense pipeline, the hand-held handrail 14 is used for overturning the fixing frame 1, namely the utility model is integrally overturned, the position of the baffle plate 21 where the cover plate 23 is located is overturned for 90 degrees, so that the cover plate 23 is opened in the vertical direction to take out the filter screen frame 3, the collection box 4 is taken down, then the handrail is overturned for returning, then the bolts at the positions of the positioning holes 12 and the fixing holes 22 are taken down, the baffle plate 21 is separated from the clamping grooves 11, namely the support cover 2 is opened, the interiors of the fixing frame 1 and the support cover 2 can be cleaned, and the collection box 4 and the filter screen frame 3 can be cleaned respectively, so that cleaning requirements of different periods can be met, and the use is convenient and flexible.

For the convenience of opening, the bottom cover 41 is tightly fitted to the non-hinged end of the collecting box 4, and the fitting dimension is based on the specific design and is not described herein.

The undescribed parts of the present invention are consistent with the prior art, and are not described herein.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structures made by using the contents of the present specification and the drawings can be directly or indirectly applied to other related technical fields, and are within the scope of the present invention.

Claims

1. The utility model provides a people's air defense oil net dust catcher which characterized in that: the filter screen frame comprises a fixing frame (1), wherein a supporting cover (2) is hinged to the fixing frame (1), a detachable filter screen frame (3) is arranged on the supporting cover (2), a baffle (21) is wound on the outer side wall of the non-hinged end of the supporting cover (2), a notch is formed in the position, corresponding to the upper part of the filter screen frame (3), on the baffle (21), a cover plate (23) is hinged to the position of the notch, a supporting plate (13) is arranged on the position, corresponding to the cover plate (23), on the fixing frame (1), the cover plate (23) is turned, buckled and lapped on the supporting plate (13), so that the position of the notch in the upper end of the baffle (21) is closed; the bottom of the supporting cover (2) is provided with a collecting box (4), the bottom of the collecting box (4) is buckled with a bottom cover (41), and the bottom cover (41) is provided with a handle (42).

2. The people's air defense oil mesh dust filter of claim 1, wherein: one side of the fixing frame (1) is hinged to one side of the supporting cover (2), a clamping groove (11) is formed in the outer wall of the other side of the fixing frame (1), the supporting cover (2) overturns and enables the baffle (21) to be clamped in the clamping groove (11), and the supporting cover (2) is buckled with the fixing frame (1).

3. The people's air defense oil mesh dust filter of claim 2, wherein: be equipped with fixed orifices (22) on baffle (21) be equipped with locating hole (12) on the cell wall of draw-in groove (11), the position department that corresponds locating hole (12) on this support lid (2) is equipped with the hole of stepping down, is equipped with the nut on the downthehole wall in the hole of should stepping down, wears to establish locating hole (12), fixed orifices (22) and the hole of stepping down by the bolt to with the nut spiro union, from this rivet tight baffle (21) and draw-in groove (11), it is fixed between support lid (2) and mount (1).

4. The people's air defense oil mesh dust filter of claim 1, wherein: support vertical symmetry on the inner wall of lid (2) and be equipped with first guide rail (31) and second guide rail (32), two be equipped with filter screen frame (3) between the guide rail, the one end of filter screen frame (3) is equipped with the leading wheel, and the other end is equipped with the guide way, the leading wheel rolls on first guide rail (31), second guide rail (32) joint is on the guide way.

5. The people's air defense oil mesh dust filter of claim 4, wherein: the non-hinged end of the cover plate (23) is provided with a connecting plate (231), the connecting plate (231) is provided with a buckle, a limiting pin is arranged at the position, corresponding to the buckle, on the fixing frame (1), the buckle is sleeved on the limiting pin, and the cover plate (23) is fixedly closed at the position of a gap at the upper end of the baffle plate (21).

6. The people's air defense oil mesh dust filter of claim 1, wherein: the baffle (21) is gone up the below position department that corresponds strainer frame (3) and is equipped with the open slot, has the spiro union to collect box (4) in this open slot position, the notch size of open slot is the same with the box mouth size of collecting the box, the length of collecting box (4) box mouth is unanimous with the length of strainer frame (3), and the width of box mouth is greater than the thickness of strainer frame (3).

7. The people's air defense oil mesh dust filter of claim 1, wherein: the outer side wall of the fixed frame (1) is provided with a handrail (14).