CN2320942Y - Improved bag-type filter gauze frame set - Google Patents

Abstract

The utility model relates to an improved bag-type filter gauze frame group, comprising an outer frame, a plurality of group frames and a plurality of clamping strips. The outer frame is composed of four sections of frame edges. The frame edge is provided with an inner bunting edge and an outer arc concave is strengthened; the frame edges are right-angle folding groups and the cross splicing overlapped position is punched with a hole, however, the group frame is a structure which is the combination of a pair of frame edges and group pieces; the proper cutting of the group pieces is utilized, which can elastically change the size of the opening of the group frame; a plurality of group frames are correspondingly provided with a filter bag respectively, and the bag opening of the filter bag is supported and expanded, and then the filter bag is embedded into the groove of the outer frame and is bunted by the inner bunting edge to be fixed; the filter bag is clamped and fixed at a clamping edge position formed any two adjacent frame edges of the group frames by the clamping strips. The utility model has the advantages that the assembly gap is avoided, the opening size of the group frame is elastically changed, the utility model is more suitable for the environmental requirement, etc.

Description

Improved bag type filter screen frame-saw group

The utility model is the improvement of relevant a kind of bag of type filter screen frame-saw group, refers to a kind of use especially on air-conditioning box, is a kind of combined type frame-saw set constructor of avoiding assembling the generation slit.

Such as use in dustless, toilet, or the bigger occasion of Dust Capacity, the air-conditioning box of its air-conditioning equipment is all organized and is established the finer and closely woven filter bag of mesh, uses effectively with the dustless state of powder filtering filtration with the maintenance environment.And employed filter bag group is located at the air inlet of air-conditioning box, needs to cooperate the use of frame-saw group, and the size of looking closely air inlet on combo is with the group number of decision frame-saw group and the quantity of filter bag.

Frame-saw group commonly used comprises housing 10 and most group frame 12 (consulting Figure 1A and Figure 1B), wherein this housing 10 is made of the edge of pair of L shape section by Contraband shape, utilize wherein set bending of brace 11 right angles and relative two ends that embed another edge of an edge two ends, each is fixed with a blind rivet in joint again.

And group frame 12 is made of the long and short edge 16 that connects one, and forms abutting end 13 at the one minor face.

The structure of strengthening with fixing is established at housing 10 ends of aforementioned structure group, therefore framework is subject to the effect of external force and the situation that flat shape four limits are offset takes place, and this housing 10 can produce the slit because of the skew of framework when being combined in the air inlet of air-conditioning box, and will produce more slit on the form of most and group.

And this group frame 12 is subject to the fixing of long and short edge 16, and therefore organizing frame 12 frame mouth sizes can't elasticity change.

Aforesaid most group frame 12 embedding groups (as shown in Figure 2) in the groove of housing 10, the structure that meeting is established contact because of the groove end of housing 10 easily takes place loosening, even this group frame 12 cover is one by one organized in (as shown in Figure 3) embedding group (as shown in Figure 4) in the groove of housing 10 behind the sack of filter bag 50, the still difficult situation about becoming flexible avoided.Can't consolidate under the situation of housing 10 at these group frames 12, this housing 10 still is subject to the effect of external force and the situation that flat shape four limits are offset takes place.Moreover, the majority group frame 12 of aforementioned embedding group, its wantonly two adjacent edge 16 forms contained side 14 and pulls with the rim folder to filter bag 50 sacks, the most pin nails 15 of mat are fixing with 16 combinations of two edges again, because it is comparatively difficult in the operation that is fixed on processing of pin nail 15, and be unfavorable for changeing of filter bag 50 in the future, so frame-saw group commonly used do not conform in use, so;

Main purpose of the present utility model, be to provide a kind of housing is strengthened the fixing improved bag type filter screen frame-saw group of also Yu Siduan reinforcement, use the situation that housing is subject to the external force effect and produces the skew of parallel four limits of improving, avoiding the being installed in slit that the air-conditioning box air inlet produces not contraposition, and effectively filtering dust, pure air.

Secondary objective of the present utility model is to provide a kind of stationarity that strengthens filter bag cover group, and its frame mouth size of the visual changes in demand of group frame of supporting of institute's cover group, the improved bag type filter screen frame-saw group that elasticity is used with the demand that conforms.

The utility model is achieved in that a kind of improved bag type filter screen frame-saw group, includes a housing, most group frames and most clamping bar, for majority group frame embedding group, and utilizes the filter bag of clamping bar with the fixed cover group by housing, it is characterized in that:

This housing is constituted by four sections edges that connect one, and the outside formation arc of these edges is recessed and the dual side-edge invagination is interior to the limit to form, and is provided with the brace of one in the outer end of latter end edge;

This group frame comprises a pair of edge and group sheet, wherein two ends of this edge are provided with the inserted sheet rectangular with it, and the upper and lower limit turnover that should organize sheet is to form flanging, by the formed slotting crack of group sheet flanging, for these two end inserted sheet insert groups, to form a long square shape framework to edge;

Above-mentioned edge is a right angle folding group, and the edge end inner face that joins of this brace folding group and insertion, and its outside is fixed with blind rivet and formed the housing of a square shape, and each edge right angle connects overlapping and is provided with the punching of strengthening Corner Strapped; Above-mentioned each sack to a filter bag of majority group frame supports, and embeds one by one in the groove of housing again and is supported the limit contact and fix by interior, and above-mentioned clamping bar then presss from both sides the fixedly filter bag of pulling in these group frame wantonly two adjacent formed contained side of edge places.

Adopt said structure of the present utility model, produce the slit in the time of can avoiding assembling, and more effectively filtering dust, clean air, and can strengthen the stationarity and convenient the changeing of filter bag in the future of filter bag cover group, its frame mouth size of the visual changes in demand of group frame that while institute's cover group supports has more the demand that conforms and the advantage that elasticity is used.

Understand the purpose of this utility model, feature and effect for making,, and cooperate institute's accompanying drawing, the utility model is described in further detail, illustrate as the back now by following specific embodiment:

The accompanying drawing simple declaration:

Figure 1A: be to be housing schematic diagram commonly used;

Figure 1B: be to be group frame schematic diagram commonly used;

Fig. 2: be to be housing commonly used schematic diagram with the combination of most group frame;

Fig. 3: be the schematic diagram that supports filter bag opening for group frame commonly used;

Fig. 4: be to be entire combination schematic diagram commonly used;

Fig. 5: be to be one section schematic diagram of housing of the present utility model;

Fig. 6: be for Fig. 5 other the section schematic diagram;

Fig. 7: be to be of the present utility model group of frame structure and combination schematic diagram;

Fig. 8 A: be the schematic diagram that supports filter bag opening for of the present utility model group of frame;

Fig. 8 B: be to be housing of the present utility model and most group frame combination schematic diagrames;

Fig. 9: be to be the utility model group frame and the fixing schematic diagram of filter bag folder group:

Figure 10: be combination schematic diagram for Fig. 9.

The figure number explanation:

12 groups of frame 13 abutting ends of 10 housings, 11 braces

14 contained sides, 15 pins are followed closely 16 edges, 20 housings

Support limit 24 braces in 21 edges, 22 arcs recessed 23

28 groups of sheets of 25 groups of frame 26 edges, 27 inserted sheets

29 flangings, 30 punchings, 31 contained sides, 40 clamping bars

51 filter bags

Seeing also Fig. 5 and Fig. 6, is to be housing schematic diagram of the present utility model.As shown in the figure: this housing 20 is made of four sections edges 21 that connect one, the outside of these edges 21 forms arc recessed 22 to strengthen stress, and the dual side-edge invagination is to support limit 23 in forming, and the two one ends that connect edge 21 are cut sth. askew, and are provided with the brace 24 of one in the outer end of latter end edge 21.With these edge 21 right angle folding groups, and the edge 21 end inner faces that join of these brace 24 folding groups and insertion, fix with blind rivet in the outside again and constitute square shape housing 20 as Fig. 8 B.Moreover each edge 21 right angle connects overlapping punching 30, utilizes recessed metal material strengthening four jiaos stationarity, and cooperates the reinforcement arc of these edges 21 recessed 22, can avoid these housing 20 integral body because of the effect of external force parallel four limit shift phenomenons to take place.

Seeing also Fig. 7, is to be of the present utility model group of frame structure and combination schematic diagram.As shown in the figure: this group frame 25 comprises a pair of edge 26 and group sheet 28, and wherein two ends of this edge 26 are provided with the inserted sheet rectangular with it 27, turn down to form flanging 29 and be somebody's turn to do the upper and lower limit of organizing sheet 28; By group sheet 28 flangings 29 formed slotting cracks,, and can form long square shape group frame 25 among the figure for these two end inserted sheets, 27 insert groups to edge 26.

Seeing also Fig. 8 A and Fig. 8 B, is respectively schematic diagram and housing and the most group frame combination schematic diagram that supports filter bag opening for of the present utility model group of frame.In being provided with, support aforesaid housing 20 each edge 21 limit 23, should interiorly support limit 23 and have suitable contact elasticity, therefore embed (shown in Fig. 8 B) back at majority group frame 25 and produce the fixing effect that is tight against, and this group frame 25 can support the sack of a filter bag 50, can embed the groove of housing 20 after supporting one by one, and support the contact on limit 23 in being subjected to and fix (as shown in Figure 9), and the majority group frame 25 of embedding housing 20, the periphery of 26 pairs of filter bag 50 sacks of the edge of wantonly two adjacent set frames 25 forms a contained side 31 kenels, this contained side 31 can utilize an isometric clamping bar 40 with the clamping of oil pressure instrument, make sheathed filter bag 50 fixed (as shown in figure 10), and exempt to use pin nail commonly used fixing.

In addition, 25 employed groups of sheets of aforesaid group of frame 28 can be done cutting of suitable length, and make the frame mouth of 25 structure groups of this group frame have big or small variation, and cooperate the size of filter bag 50 sacks, but and the group number of elasticity decision installing.

Advantage of the present utility model:

One, utilizes four sections edges 21 that connect one, make the housing 20 of structure group only use a blind rivet

In conjunction with, and reduce the procedure of a combination.

Two, utilize the reinforcement arc of each edge 21 recessed 22, and each section overlapping that joins dash the punching of establishing

30, produce the phenomenon of parallel four limits skew to avoid housing 20 to be subject to the external force effect,

The slit of eliminating skew when being installed in air-conditioning box is produced.

Three, group frame 25 makes to adapt to because of the length of group sheet 28 cuts the size that can change its frame mouth

Elasticity is used the tricks of filter bag 50 with demand.

Four, the edge 26 formed contained sides 31 of wantonly two adjacent set frames 25 can be by clamping bar 40

Tightly folder is pulled and effectively fixing filter bag 50, and is commonly used with the fixing constructing operation of pin nail to improve

Inconvenience and the difficulty of dismantling.

Brought forward is described, the utlity model has the value of practicality and utilization, and closes the legal important document in utility application, so propose utility application in accordance with the law.

Claims (1)

1, a kind of improved bag type filter screen frame-saw group includes a housing, most group frames and most clamping bar, for majority group frame embedding group, and utilizes the filter bag of clamping bar with the fixed cover group by housing, it is characterized in that:

This housing is constituted by four sections edges that connect one, and the outside formation arc of these edges is recessed and the dual side-edge invagination is interior to the limit to form, and is provided with the brace of one in the outer end of latter end edge;

This group frame comprises a pair of edge and group sheet, wherein two ends of this edge are provided with the inserted sheet rectangular with it, and the upper and lower limit turnover that should organize sheet is to form flanging, by the formed slotting crack of group sheet flanging, for these two end inserted sheet insert groups, to form a long square shape framework to edge;

Above-mentioned edge is a right angle folding group, and the edge end inner face that joins of this brace folding group and insertion, and its outside is fixed with blind rivet and formed the housing of a square shape, and each edge right angle connects overlapping and is provided with the punching of strengthening Corner Strapped; Above-mentioned each sack to a filter bag of majority group frame supports, and embeds one by one in the groove of housing again and is supported the limit contact and fix by interior, and above-mentioned clamping bar then presss from both sides the fixedly filter bag of pulling in these group frame wantonly two adjacent formed contained side of edge places.

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