CN220929722U - Pipeline type ventilation centrifugal fan with filtering function - Google Patents
Pipeline type ventilation centrifugal fan with filtering function Download PDFInfo
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- CN220929722U CN220929722U CN202322681060.1U CN202322681060U CN220929722U CN 220929722 U CN220929722 U CN 220929722U CN 202322681060 U CN202322681060 U CN 202322681060U CN 220929722 U CN220929722 U CN 220929722U
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- centrifugal fan
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- 238000001914 filtration Methods 0.000 title claims abstract description 23
- 238000009423 ventilation Methods 0.000 title claims abstract description 16
- 244000309464 bull Species 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims abstract description 5
- 230000000694 effects Effects 0.000 abstract description 6
- 230000008859 change Effects 0.000 abstract description 2
- 239000012535 impurity Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000000149 penetrating effect Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to a pipeline type ventilation centrifugal fan with a filtering function, which comprises a case, wherein an installation plate is fixedly connected to the inner side wall of the case, a centrifugal fan main body is fixedly installed on one side of the installation plate, a first filter plate is connected to the inner side of the case in a sliding manner, a second filter plate is connected to the inner side of the case in a sliding manner, and a limiting assembly used for limiting and fixing the first filter plate and the second filter plate is arranged on the case. This pipeline formula ventilation centrifugal fan with filtering capability, because the screw hole that is located the screw rod outside has all been seted up to the upper end of first filter and second filter, consequently drive the screw rod through rotatory bull stick through initiative bevel gear and driven bevel gear and rotate the back, can carry out fixed mounting with the first filter and the second filter that promote to quick-witted incasement side, reverse rotation bull stick can reverse drive first filter and second filter and remove out quick-witted case and clear up or change, maintain the filter effect.
Description
Technical Field
The utility model relates to the technical field of ventilation equipment, in particular to a pipeline type ventilation centrifugal fan with a filtering function.
Background
The existing centrifugal fan generally enters from an air inlet arranged on the left side or the right side of the volute, is discharged from an air outlet of the volute, is generally not in the same direction with the air inlet, is not compact in structure, is difficult to apply to occasions with narrow spaces, is very troublesome when being installed in a pipeline, and is inconvenient to transport and install because pipelines are connected after turning, and meanwhile, the appearance of the centrifugal fan is irregular.
The utility model of the utility model with the publication number of CN2032201833U discloses a pipeline type ventilation centrifugal fan, wherein the air outlet and the air inlet of a machine case of the pipeline type ventilation centrifugal fan are in the same direction, so that the pipeline type ventilation centrifugal fan is small in volume, regular in appearance and convenient to install, and meanwhile, the forward impeller is adopted to improve the gas flow rate, improve the static pressure and meet the air flow conveying requirement of a pipeline.
However, in the above application, due to the lack of filtering measures for ventilation air in the pipeline and impurities easy to carry in the air, impurities in the air can enter the volute, so that the impeller is lost, and the service life is affected, so that the pipeline type ventilation centrifugal fan with the filtering function is provided to solve the problems.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a pipeline type ventilation centrifugal fan with a filtering function, which has the advantages of convenience in filtering impurities and the like, and solves the problem of inconvenience in filtering the impurities.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pipeline formula ventilation centrifugal fan with filtering capability, includes the quick-witted case, the inside wall fixedly connected with mounting panel of machine case, one side of mounting panel fixedly mounted with centrifugal fan main part, the inboard sliding connection of machine case has first filter, the inboard sliding connection of machine case has the second filter;
a limiting assembly for limiting and fixing the first filter plate and the second filter plate is arranged on the case;
The utility model provides a limit assembly, including the supporting shoe of one end and the interior roof fixed connection of quick-witted case, the inside rotation of supporting shoe is connected with the screw rod that one end runs through first filter and second filter respectively, the bracing piece of first filter and second filter is run through respectively to interior bottom wall fixed connection one end of machine case, the outside rotation of machine case is connected with the bull stick that one end runs through and extends to its inboard, the lower tip fixedly connected with one end initiative bevel gear of bull stick, the screw rod runs through the driven bevel gear of one end fixedly connected with one end and initiative bevel gear meshing of supporting shoe, the upper end fixedly connected with connecting block of bull stick, the upper end sliding connection of connecting block has one end to run through and extend to the inside gag lever post of machine case, the outside fixedly connected with dog of gag lever post, fixedly connected with spring between dog and the connecting block.
Further, the upper end parts of the first filter plate and the second filter plate are respectively provided with a threaded hole positioned at the outer side of the screw rod, and the threaded holes are matched with threads at the outer side of the screw rod.
Further, round holes positioned at the outer sides of the support rods are formed in the lower end parts of the first filter plate and the second filter plate, and the support rods are L-shaped.
Further, the inside of connecting block has offered the connecting hole that is located the gag lever post outside, the gag lever post is the U font.
Further, the limit grooves located on the outer side of the limit rod are formed in one side, close to the connecting block, of the chassis, the number of the limit grooves is a plurality of, and the limit grooves are distributed on the outer side of the rotating rod at equal intervals in an annular mode.
Further, the outside fixedly connected with one end of first filter extends the inside first stopper of quick-witted case, the outside fixedly connected with one end of second filter extends to the inside second stopper of quick-witted case, the spacing groove that is located the outside of first stopper and second stopper respectively has been seted up to the inner wall of quick-witted case.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
This pipeline formula ventilation centrifugal fan with filtering capability, be located the inboard first filter of quick-witted case and second filter can carry out filtration to the air through quick-witted case, because the screw hole that is located the screw rod outside has all been seted up to the upper end of first filter and second filter, consequently, drive the screw rod through driving bevel gear and driven bevel gear through rotatory bull stick and rotate the back, can carry out fixed mounting with the first filter that promotes the machine case inboard with the second filter, reverse rotation bull stick can reverse drive first filter and second filter and remove out quick-witted case and clear up or change, maintain the filter effect, reach the effect of being convenient for filter impurity and easy dismounting clearance, improve the life of whole fan.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is an enlarged view of the utility model at A in FIG. 1;
fig. 3 is a side view of a first filter plate and a second filter plate according to the utility model.
In the figure: 1 machine case, 2 mounting panels, 3 centrifugal fan main bodies, 4 first filter plates, 5 second filter plates, 6 limit components, 61 supporting blocks, 62 screw rods, 63 driven bevel gears, 64 drive bevel gears, 65 rotating rods, 66 connecting blocks, 67 limit rods, 68 check blocks, 69 springs, 610 first limit blocks, 611 second limit blocks and 612 supporting rods.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, a pipeline-type ventilation centrifugal fan with a filtering function in the present embodiment includes a case 1, an inner side wall of the case 1 is fixedly connected with a mounting plate 2, a centrifugal fan main body 3 is fixedly mounted on one side of the mounting plate 2, a first filter plate 4 is slidingly connected to the inner side of the case 1, and a second filter plate 5 is slidingly connected to the inner side of the case 1;
A limiting assembly 6 for limiting and fixing the first filter plate 4 and the second filter plate 5 is arranged on the case 1;
The limiting component 6 comprises a supporting block 61 with one end fixedly connected with the inner top wall of the case 1, a screw rod 62 with one end penetrating through the first filter plate 4 and the second filter plate 5 respectively is rotationally connected inside the supporting block 61, a rotating rod 65 with one end penetrating through and extending to the inner side of the supporting block, a driving bevel gear 64 is fixedly connected with the lower end part of the rotating rod 65, a driven bevel gear 63 with one end meshed with the driving bevel gear 64 is fixedly connected with one end of the screw rod 62 penetrating through one end of the supporting block 61, a connecting block 66 is fixedly connected with the upper end part of the rotating rod 65, a limiting rod 67 with one end penetrating through and extending to the inner side of the case 1 is slidingly connected with the upper end part of the connecting block 66, a stop block 68 is fixedly connected with the outer side of the limiting rod 67, and a spring 69 is fixedly connected between the stop block 68 and the connecting block 66
In this embodiment, since the threaded holes located at the outer sides of the screw rods 62 are formed at the upper end portions of the first filter plate 4 and the second filter plate 5, after the screw rods 62 are driven to rotate by the driving bevel gears 64 and the driven bevel gears 63 through the rotating rod 65, the first filter plate 4 and the second filter plate 5 pushed to the inner side of the case 1 can be fixedly installed, otherwise, the rotating rod 65 can reversely drive the first filter plate 4 and the second filter plate 5 to move out of the case 1 to clean or replace, and the filtering effect is maintained, so that the effects of filtering impurities and disassembling and cleaning are convenient to achieve.
Wherein, the screw hole that is located the screw rod 62 outside has all been seted up to the upper end of first filter 4 and second filter 5, and the screw hole cooperates with the screw thread in the screw rod 62 outside, makes pivoted screw rod 62 can drive first filter 4 and second filter 5 in the horizontal reciprocating motion of quick-witted case 1.
In addition, the connecting hole located at the outer side of the limit rod 67 is formed in the connecting block 66, and the limit rod 67 is U-shaped, so that the limit rod 67 can stably and longitudinally slide on the connecting block 66.
Secondly, the limit groove that is located the gag lever post 67 outside is offered to one side that quick-witted case 1 is close to connecting block 66, and the quantity of limit groove is a plurality of, and a plurality of limit groove is annular equidistance and distributes in the outside of bull stick 65, carries out spacingly to bull stick 65 through the gag lever post 67 that extends to the limit inslot, improves the stability after first filter 4 and the installation of second filter 5.
Referring to fig. 1-3, in this embodiment, one end of the inner bottom wall of the chassis 1 is fixedly connected with a supporting rod 612 penetrating through the first filter plate 4 and the second filter plate 5 respectively, round holes located at the outer sides of the supporting rod 612 are formed in the lower end portions of the first filter plate 4 and the second filter plate 5, the supporting rod 612 is L-shaped, a first limiting block 610 with one end extending into the chassis 1 is fixedly connected to the outer side of the first filter plate 4, a second limiting block 611 with one end extending into the chassis 1 is fixedly connected to the outer side of the second filter plate 5, and limiting grooves located at the outer sides of the first limiting block 610 and the second limiting block 611 respectively are formed in the inner wall of the chassis 1.
In this embodiment, when the first filter plate 4 and the second filter plate 5 are pushed to the inner side of the chassis 1, the first limiting block 610, the second limiting block 611 and the supporting rod 612 can be used for supporting and limiting, so that the stability of the screw 62 when driving the first filter plate 4 and the second filter plate 5 is improved.
The working principle of the embodiment is as follows:
The first filter plate 4 and the second filter plate 5 which are positioned on the inner side of the case 1 can filter the air passing through the case 1, and as the threaded holes positioned on the outer side of the screw 62 are formed in the upper end parts of the first filter plate 4 and the second filter plate 5, after the screw 62 is driven to rotate by the driving bevel gear 64 and the driven bevel gear 63 through the rotating rod 65, the first filter plate 4 and the second filter plate 5 which are pushed to the inner side of the case 1 can be fixedly installed, and as the limiting rod 67 extends into the limiting groove, the rotating rod 65 cannot be rotated through the limiting rod 67, the stability of the first filter plate 4 and the second filter plate 5 after being installed can be improved, otherwise, the first filter plate 4 and the second filter plate 5 can be reversely driven to move out of the case 1 by pulling the limiting rod 67 and reversely rotating the rotating rod 65, so that the filtering effect is maintained.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a pipeline formula ventilation centrifugal fan with filtering capability, includes quick-witted case (1), its characterized in that: the centrifugal fan comprises a machine case (1), wherein an installation plate (2) is fixedly connected to the inner side wall of the machine case (1), a centrifugal fan main body (3) is fixedly installed on one side of the installation plate (2), a first filter plate (4) is connected to the inner side of the machine case (1) in a sliding mode, and a second filter plate (5) is connected to the inner side of the machine case (1) in a sliding mode;
A limiting assembly (6) for limiting and fixing the first filter plate (4) and the second filter plate (5) is arranged on the case (1);
The utility model provides a limit assembly (6) is including one end and the interior roof fixed connection's of quick-witted case (1 supporting shoe (61), the inside rotation of supporting shoe (61) is connected with screw rod (62) that one end runs through first filter (4) and second filter (5) respectively, interior bottom wall fixed connection one end of machine case (1) runs through bracing piece (612) of first filter (4) and second filter (5) respectively, the outside rotation of machine case (1) is connected with one end and runs through and extend to its inboard bull stick (65), the lower tip fixedly connected with one end initiative bevel gear (64) of bull stick (65), the one end fixedly connected with one end and initiative bevel gear (64) meshed driven bevel gear (63) of screw rod (62) run through supporting shoe (61), the upper end fixedly connected with connecting block (66) of bull stick (65), the upper end sliding connection of connecting block (66) has one end to run through and extend to inside gag lever (67) of machine case (1), the outside fixedly connected with dog (68) of gag lever (67), between dog (68) and connecting block (69) fixedly connected with spring (69).
2. A ducted ventilating centrifugal fan having a filtering function according to claim 1, wherein: screw holes positioned on the outer sides of the screw rods (62) are formed in the upper end portions of the first filter plates (4) and the second filter plates (5), and the screw holes are matched with screw threads on the outer sides of the screw rods (62).
3. A ducted ventilating centrifugal fan having a filtering function according to claim 1, wherein: round holes positioned on the outer sides of the supporting rods (612) are formed in the lower end portions of the first filter plate (4) and the second filter plate (5), and the supporting rods (612) are L-shaped.
4. A ducted ventilating centrifugal fan having a filtering function according to claim 1, wherein: the inside of connecting block (66) has offered the connecting hole that is located gag lever post (67) outside, gag lever post (67) are the U font.
5. A ducted ventilating centrifugal fan having a filtering function according to claim 1, wherein: one side of the chassis (1) close to the connecting block (66) is provided with limiting grooves positioned on the outer side of the limiting rod (67), the number of the limiting grooves is a plurality of the limiting grooves, and the plurality of the limiting grooves are distributed on the outer side of the rotating rod (65) in an annular equidistant mode.
6. A ducted ventilating centrifugal fan having a filtering function according to claim 1, wherein: the outside fixedly connected with one end of first filter (4) extends inside first stopper (610) of quick-witted case (1), the outside fixedly connected with one end of second filter (5) extends to inside second stopper (611) of quick-witted case (1), the spacing groove that is located the outside of first stopper (610) and second stopper (611) respectively has been seted up to the inner wall of quick-witted case (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322681060.1U CN220929722U (en) | 2023-10-08 | 2023-10-08 | Pipeline type ventilation centrifugal fan with filtering function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322681060.1U CN220929722U (en) | 2023-10-08 | 2023-10-08 | Pipeline type ventilation centrifugal fan with filtering function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220929722U true CN220929722U (en) | 2024-05-10 |
Family
ID=90962831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322681060.1U Active CN220929722U (en) | 2023-10-08 | 2023-10-08 | Pipeline type ventilation centrifugal fan with filtering function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220929722U (en) |
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2023
- 2023-10-08 CN CN202322681060.1U patent/CN220929722U/en active Active
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