CN2705642Y

CN2705642Y - Combined fan net cover

Info

Publication number: CN2705642Y
Application number: CN 200420066811
Authority: CN
Inventors: 张世钦; 刘鸿卿
Original assignee: CHANGDA ELECTRIC APPLIANCE INDUSTRY Co Ltd
Current assignee: CHANGDA ELECTRIC APPLIANCE INDUSTRY Co Ltd
Priority date: 2004-06-08
Filing date: 2004-06-08
Publication date: 2005-06-22
Anticipated expiration: 2014-06-08

Abstract

The utility model relates to a combined fan net cover, comprising a front net cover which is provided with a plurality of radial front linking parts arranged on the radial edge of the front net cover and is provided with at least two radial edges corresponding to the front net unit, each front net unit is at least provided with a first inclined edge and a second inclined edge; a plurality of first linking parts and second linking parts are respectively and correspondingly arranged on the first inclined edge and the second inclined edge; a rear net cover is arranged corresponding to the front net cover, the rear net cover is provided with a plurality of radial rear linking parts and at least two radial edges corresponding to the rear net units, and each rear net unit is at least provided with a third and a fourth inclined edges; a plurality of third linking parts and fourth linking parts are correspondingly arranged on the third and the fourth inclined edges. The unit can be modularized, the front and the rear net covers can be in mass production by the same mould. The utility model has the advantages of reducing the cost, the dimension of the mould and the area, and is convenient in storage and transportation.

Description

The assembled fan guard

Technical field

The utility model relates to fan screen, but refers to a kind of unit modular especially, and the assembled fan guard that greatly reduces of area.

Background technique

Commonly use the guard of fan, have an integrated circumferential surface substantially, though help integrated Mold Making, to large-sized guard of healing, also just need larger sized mould, except that the area palpus increasing of production line, the space of storage also must increase, and especially transportation is more inconvenient, make and commonly use guard and the utmost point constantly occurs and treat improved disappearance, therefore, be necessary to research and develop new structure, to solve above-mentioned shortcoming.

Summary of the invention

Main purpose of the present utility model, but be to provide a kind of unit modularization, and the assembled fan guard that greatly reduces of area.

A kind of assembled fan guard comprises that cover protects front mesh enclosure and the rear net cover outside blast fan; It is characterized in that:

One front mesh enclosure has an outer surface, an internal surface and an axis central part, mainly is provided with:

A plurality of footpaths are linking department forward, is distributed in the radial edges of this front mesh enclosure with intended distance, and near the internal surface of front mesh enclosure;

Net units before a plurality of, a plurality of footpaths linking department forward are located at the radial edges of at least two relative preceding net units, and net unit has at least before each:

First beveled edge and second beveled edge, first and second beveled edge be corresponding respectively is located at the both sides of net unit before each, and is extended towards the expansion of radial edges direction by the axis central part of front mesh enclosure;

A plurality of first linking departments and a plurality of second linking department are arranged on first and second beveled edge with the intended distance correspondence respectively;

One rear net cover is corresponding with front mesh enclosure, has an outer surface, an internal surface and an axis central part, and this rear net cover is provided with:

A plurality of footpaths backward linking department linking department is corresponding forward with a plurality of footpaths, and be distributed in the radial edges of rear net cover, and near the internal surface of rear net cover with intended distance;

A plurality of back net units, a plurality of footpaths linking department backward are located at the radial edges of at least two relative back net units, and each back net unit has at least:

The 3rd beveled edge and the 4th beveled edge, third and fourth beveled edge correspondence respectively are located at the both sides of net unit afterwards, and are extended towards the expansion of radial edges direction by the axis central part of rear net cover;

A plurality of the 3rd linking departments and a plurality of the 4th linking department are relatively arranged on third and fourth beveled edge with intended distance.

Wherein: described a plurality of footpaths forward linking department and a plurality of footpath backward linking department can be respectively a plurality of hole clippings and fixture block; Described a plurality of first linking department and a plurality of second linking department are corresponding hole clipping and fixture block; Described a plurality of the 3rd linking department and a plurality of the 4th linking department are corresponding hole clipping and fixture block.

Advantage of the present utility model is as follows:

1, because unit-modularized.Net unit or afterwards net unit in the past, one-tenth front mesh enclosure capable of being combined or rear net cover, the difference of especially forward and backward guard only is that the axis central part of rear net cover must allow motor shaft to pass, so forward and backward guard available substantially same mould carries out penetrating in batches and produces (relevant industry there is no the front mesh enclosure axis central part and do not allow the security regulations of boring a hole), so can reduce die cost, save mould replacing time, reduce total cost of production.

2, suppose that forward and backward guard is of a size of 12 inches, because the area of each forward and backward net unit is about the sixth of whole forward and backward guard substantially, except that the size that can dwindle mould, area can greatly reduce, and stores and transportation so the utmost point is beneficial to.

Description of drawings

Fig. 1, be schematic perspective view of the present utility model.

Fig. 2, analyse and observe decomposing schematic representation for the utility model partial side.

Fig. 3, be the utility model partial side cross-sectional schematic.

Fig. 4, be the decomposing schematic representation of the utility model front mesh enclosure.

Fig. 5, analyse and observe decomposing schematic representation for the partial side of the utility model front mesh enclosure.

Fig. 6, be the partial side cross-sectional schematic of the utility model front mesh enclosure.

Fig. 7, be the decomposing schematic representation of the utility model rear net cover.

Fig. 8, analyse and observe decomposing schematic representation for the partial side of the utility model rear net cover.

Fig. 9, be the partial side cross-sectional schematic of the utility model rear net cover.

Embodiment

For to structure of the present utility model, feature and effect thereof, can have and further understand and be familiar with, lift a preferred embodiment now, and conjunction with figs. is described in detail as follows:

Referring to shown in Figure 1, a kind of assembled fan guard comprises that cover protects front mesh enclosure 10 and the rear net cover 20 outside blast fan; Wherein:

Front mesh enclosure 10 has an outer surface, an internal surface and an axis central part, which is provided with:

A plurality of footpaths are linking department 101 (can be a plurality of hole clippings) forward, and this footpath linking department 101 forward is distributed in the radial edges of front mesh enclosure 10 with intended distance, and near the internal surface (shown in Fig. 2,3) of front mesh enclosure 10;

Net units 11 before a plurality of, a plurality of footpaths forward linking department 101 be located at respectively at least two relatively before the radial edges of net units 11, net unit 11 has (referring to shown in Figure 4) at least before each:

First beveled edge 111 and second beveled edge 112, first and second beveled edge 111,112 are corresponding respectively be located at before the both sides of net unit 11, and extend towards the expansion of radial edges direction by the axis central part of front mesh enclosure 10;

A plurality of first linking departments 113 (can be a plurality of hole clippings, shown in Fig. 5,6) are complementary (can be a plurality of fixture blocks, shown in Fig. 5,6) with a plurality of second linking departments 114, are arranged on first and second beveled edge 111,112 with the intended distance correspondence respectively;

Referring to shown in Figure 7, this rear net cover 20 is corresponding with front mesh enclosure 10, and this rear net cover 20 has an outer surface, an internal surface and an axis central part, mainly is provided with:

A plurality of footpaths linking department 201 backward (can be a plurality of fixture blocks, shown in Fig. 8,9), a plurality of footpaths backward linking department 201 linking department 101 is corresponding forward with a plurality of footpaths, and be distributed in the radial edges of rear net cover 20, and near the internal surface (shown in Fig. 2,3) of rear net cover 20 with intended distance;

A plurality of backs net unit 21, a plurality of footpaths linking department 201 backward are located at least two radial edges of back net unit 21 relatively, and each back net unit 21 has at least:

The 3rd beveled edge 211 and the 4th beveled edge 212, third and fourth beveled edge 211,212 correspondence respectively are located at the both sides of net unit 21 afterwards, and are extended towards the expansion of radial edges direction by the axis central part of rear net cover 20;

A plurality of the 3rd linking departments 213 (can be a plurality of hole clippings, shown in Fig. 8,9) are complementary (can be a plurality of fixture blocks, shown in Fig. 8,9) with a plurality of the 4th linking departments 214, and are relatively arranged on third and fourth beveled edge 211,212 with intended distance.

During combination, make up earlier forward and backward

guard

10,20 respectively; During front mesh enclosure 10 combinations, first linking department 113 of net unit before any one 11 (shown in Fig. 5,6) is sticked on second linking department 114 of another preceding net unit 11, again first and second linking department 113,114 correspondences of net unit 11 before remaining each are sticked on second, first linking department 114,113 of another preceding net unit 11 in regular turn then, net units 11 before all are combined into front mesh enclosure 10.

Press the compound mode of front mesh enclosure 10 then, with any one the back net unit 21 the 3rd linking department 213 be sticked in another the back net unit 21 the 4th linking department 214 on (shown in Fig. 8,9), again in regular turn with third and fourth linking department 213,214 of remaining each back net unit 21, correspondence is sticked on the 4th, three linking departments 214,213 of another back net unit 21, and all back net units 21 are combined into rear net cover 20.

At last, with linking department 101 correspondences a plurality of footpaths backward on the linking department 201 of being sticked in rear net cover 20 forward, a plurality of footpaths of front mesh enclosure 10, can finish the combination of assembled fan guard.

The above is not to limit practical range of the present utility model with this, those who are familiar with this art such as, and various changes and the decoration done all should be covered by within the category that these claims protect.

Claims

1, a kind of assembled fan guard comprises that cover protects front mesh enclosure and the rear net cover outside blast fan; It is characterized in that:

One front mesh enclosure has an outer surface, an internal surface and an axis central part, and it mainly is provided with: a plurality of footpaths are linking department forward, is distributed in the radial edges of this front mesh enclosure with intended distance, and near the internal surface of front mesh enclosure;

2, assembled fan guard according to claim 1 is characterized in that: described a plurality of footpaths forward linking department and a plurality of footpath backward linking department be complementary, can be respectively a plurality of hole clippings and fixture block.

3, assembled fan guard according to claim 1 is characterized in that: described a plurality of first linking departments and a plurality of second linking department are corresponding hole clipping and fixture block.

4, assembled fan guard according to claim 1 is characterized in that: described a plurality of the 3rd linking departments and a plurality of the 4th linking department are complementary, and can be corresponding hole clipping and fixture block.