CN219932534U - High-efficient heat dissipation shell of centrifugal fan - Google Patents
High-efficient heat dissipation shell of centrifugal fan Download PDFInfo
- Publication number
- CN219932534U CN219932534U CN202321033424.9U CN202321033424U CN219932534U CN 219932534 U CN219932534 U CN 219932534U CN 202321033424 U CN202321033424 U CN 202321033424U CN 219932534 U CN219932534 U CN 219932534U
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- Prior art keywords
- heat dissipation
- threaded rod
- efficient heat
- centrifugal fan
- fan
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 15
- 241000886569 Cyprogenia stegaria Species 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 14
- 239000000428 dust Substances 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 230000008030 elimination Effects 0.000 claims description 5
- 238000003379 elimination reaction Methods 0.000 claims description 5
- 238000009423 ventilation Methods 0.000 description 13
- 210000001503 joint Anatomy 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a high-efficiency heat dissipation shell of a centrifugal fan, which comprises a shell assembly and an air outlet assembly, wherein the shell assembly comprises a fan shell body, an air inlet formed at the input end of the fan shell body and a centrifugal impeller arranged in the fan shell body, the air outlet assembly comprises an air outlet seat arranged at the output end of the fan shell body, a converging tube arranged at the output end of the air outlet seat, a connecting fixing tube arranged at the output end of the converging tube, a threaded rod symmetrically arranged at the outer surface of the connecting fixing tube, an arc clamping plate arranged at one end of the threaded rod and an anti-backlash spring arranged at the outer side of the threaded rod.
Description
Technical Field
The utility model relates to the technical field of centrifugal fan shells, in particular to a high-efficiency heat dissipation shell of a centrifugal fan.
Background
The centrifugal fan is a machine for raising the pressure of gas and discharging the gas by means of inputted mechanical energy, and is a driven fluid machine widely used for ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, ventilation and air induction of boilers and industrial furnaces, and cooling and ventilation in air conditioning equipment and household electrical appliances.
The air outlet nozzle of the existing high-efficiency heat dissipation shell of the centrifugal fan is generally square, and can be fixed through bolts when being connected with a square ventilating duct, but when the ventilating duct is round, the installation is difficult, and a switching part is often needed, so that the application range of the device is definitely limited greatly, and a plurality of inconveniences are brought to the normal use of the device.
Disclosure of Invention
The utility model aims to provide a high-efficiency heat dissipation shell of a centrifugal fan, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high-efficient heat dissipation shell of centrifugal fan, includes casing subassembly and air-out subassembly, the casing subassembly includes the fan housing body, sets up at the air intake of fan housing body input and installs the inside centrifugal impeller at the fan housing body, the air-out subassembly is including installing the air-out seat at the fan housing body output, install the beam-contracting pipe at the air-out seat output, install the linking fixed pipe at the beam-contracting pipe output, the threaded rod of symmetry installation at linking fixed pipe surface, install the arc splint in threaded rod one end and install the anti-backlash spring in the threaded rod outside.
Preferably, one end of the threaded rod penetrates through the inner surface of the connecting and fixing tube, and the arc-shaped clamping plate is located inside the connecting and fixing tube.
Preferably, one end of the anti-backlash spring is connected with the inner surface of the connecting and fixing tube, and the other end of the anti-backlash spring is connected with the outer side of the arc-shaped clamping plate.
Preferably, a dust cover is arranged on one side of the air inlet, and a filter screen is arranged in the dust cover.
Preferably, a reinforcing frame edge is arranged on the outer surface of the fan housing body.
Preferably, the inner surface of the arc-shaped clamping plate is provided with an anti-slip pad, and the other end of the threaded rod is provided with a fastening handle.
Preferably, a sealing sleeve is arranged on the inner surface of the converging tube.
By adopting the technical scheme, the beneficial effects obtained by the utility model are as follows:
the utility model is provided with the beam-converging tube, the connecting fixed tube, the arc-shaped clamping plate and the gap eliminating spring, when the external ventilating duct is circular, the diameter of the beam-converging tube is continuously reduced, and the sealing sleeve is also arranged in the inner wall of the beam-converging tube, so when the circular ventilating duct with different specifications is inserted into the beam-converging tube, the sealing sleeve and the input end of the circular ventilating duct are mutually extruded along with the increase of the insertion depth, good sealing measures are formed, after the butt joint is finished, workers fix the beam-converging tube through the arc-shaped clamping plate, the gap eliminating spring effectively eliminates looseness caused by a thread gap on the threaded rod, further improves the stability in fixing, clamps and fixes the circular ventilating duct through the arc-shaped clamping plate, prevents the beam-converging tube and the ventilating duct from being separated due to larger pressure during ventilation, can always ensure the extrusion between the beam-converging tube and the ventilating duct, further ensures the tightness of the device, and when the square ventilating duct is connected, the square ventilating duct is connected and installed in a butting mode, the specification of the square ventilating duct is also wider, the use scope of the device is further expanded, and great convenience is provided for the workers.
Drawings
Fig. 1 is a schematic perspective view of the whole device of the present utility model.
Fig. 2 is a schematic perspective view of an air outlet assembly according to the present utility model.
FIG. 3 is a schematic cross-sectional view of an air outlet assembly according to the present utility model.
In the figure: 100. a housing assembly; 101. a fan housing body; 102. an air inlet; 103. a centrifugal impeller; 104. a dust cover; 105. a filter screen; 106. reinforcing frame edges;
200. an air outlet assembly; 201. an air outlet seat; 202. a converging tube; 203. connecting and fixing the pipe; 204. a threaded rod; 205. an arc clamping plate; 206. an anti-slip pad; 207. an anti-backlash spring; 208. fastening the handle; 209. and (5) sealing the sleeve.
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.
Examples:
referring to fig. 1-3, a centrifugal fan efficient heat dissipation housing;
including the closing tube 202, join fixed pipe 203, arc clamp 205 and gap elimination spring 207, the air intake 102 has been seted up to the input of fan housing body 101, fan housing body 101 internally mounted has centrifugal impeller 103, dust cover 104 is installed to one side of air intake 102, the internally mounted of dust cover 104 has filter screen 105, the reinforcing frame limit 106 is installed to the surface of fan housing body 101, the air-out seat 201 is installed to the output of fan housing body 101, closing tube 202 is installed to the output of air-out seat 201, join fixed pipe 203 is installed to the output section of closing tube 202, threaded rod 204 is installed to the symmetry of the surface of joining fixed pipe 203, threaded rod 204's one end runs through the internal surface of joining fixed pipe 203, arc clamp 205 is installed to threaded rod 204's one end, arc clamp 205 is located the inside of joining fixed pipe 203, gap elimination spring 207 is installed in the outside of threaded rod 204, one end of gap elimination spring 207 is connected with the internal surface of joining fixed pipe 203, the other end of gap elimination spring 207 is connected with the outside of arc clamp 205, anti-slip pad 206 is installed to the internal surface of arc clamp 205, the other end 208 of fastening pipe 202 is installed to the internal surface of sealing sleeve 209.
Specifically, when the device is used, the fan housing body 101 forms a main structure of the device and is used for providing mounting positions for other structures, ensuring the stability of the other structures during operation, a driving mechanism is arranged on one side of the fan housing body 101, the centrifugal impeller 103 rotates at a high speed through the driving mechanism, air is sucked into the device from the air inlet 102, and is discharged out through the square air outlet, the dust cover 104 is used for mounting the filter screen 105, ensuring the stability of the filter screen 105 during operation, when the air passes through the filter screen 105, the filter screen 105 can effectively filter dust and impurities in the air, prevent the dust and impurities from entering the device, influence the normal operation of the device, the reinforcing frame edge 106 mounted on the fan housing body 101 plays a role in reinforcing and fixing the edge structure of the fan housing body 101, the whole strength of the device is improved, the service life of the device is further prolonged, an air outlet seat 201 is arranged at the square air outlet of the fan housing body 101 through bolts, the air outlet seat 201 is used as a switching structure, the shape of the air outlet seat is consistent with that of the air outlet, discharged air flows to the outside through a converging tube 202 and a connecting fixing tube 203, when an external ventilating tube is round, a worker can sequentially butt-insert the round ventilating tube into the connecting fixing tube 203 and the converging tube 202, the diameters of the orifices of the connecting fixing tube 203 are larger, round ventilating tubes with various specifications can be butt-inserted into the round ventilating tube, the diameters of the converging tube 202 are continuously reduced from one end of the connecting fixing tube 203 to one end of the air outlet seat 201, and a sealing sleeve 209 is further arranged in the inner wall of the air outlet seat, so when the round ventilating tubes with different specifications are inserted into the round ventilating tube from one end of the connecting fixing tube 203, along with the increase of the insertion depth, the sealing sleeve 209 can be mutually extruded with the input end of the circular ventilation pipe to form good sealing measures, pipe networks with more specifications can be installed in a butt joint mode, tightness in installation is guaranteed, after butt joint is finished, a worker drives the arc-shaped clamping plate 205 to approach the outer wall of the ventilation pipe by rotating the fastening handle 209 through the threaded rod 204, the fastening handle 209 is a straight handle valve, the worker can conveniently rotate, the pressure on the outer surface of the arc-shaped clamping plate 205 is improved to the greatest extent when the ventilation pipe is fixedly supported, the friction force between the arc-shaped clamping plate 205 and the pipeline is further increased by the anti-slip pad 206, the pipeline is prevented from being deviated in the ventilation process, looseness caused by a thread gap on the threaded rod 204 is effectively eliminated by the gap-eliminating spring 207, the stability when fixed has further been improved, carry out the centre gripping fixedly to circular ventilation pipe through arc splint 205, pressure is great when preventing to ventilate and leads to taking place to break away from between receiving pipe 202 and the ventilation pipe, can have guaranteed always to have extrudeed between receiving pipe 202 and the ventilation pipe, further guarantee the leakproofness of device, and when docking square ventilation pipe, the staff dismantles air-out seat 201 can, the device can dock square air-out pipe of installation and circular air-out pipe, the ventilation pipe specification of applicable installation is also comparatively extensive, the application range of device has obtained further expansion, also provided very big convenience for the staff when guaranteeing that the device normal use.
Working principle: when the device is used, a driving mechanism is arranged on one side of the fan housing body 101, the centrifugal impeller 103 is enabled to rotate at a high speed through the driving mechanism, air is sucked into the device from the air inlet 102, and is discharged through the square air outlet, when an external ventilating duct is round, a worker can sequentially butt-joint and insert the round ventilating duct into the connecting fixing pipe 203 and the converging pipe 202, the diameter of the converging pipe 202 is continuously reduced, and a sealing sleeve 209 is further arranged in the inner wall of the sealing sleeve, so when round ventilating ducts with different specifications are inserted into the circular ventilating duct from one end of the connecting fixing pipe 203, the sealing sleeve 209 can be mutually extruded with the input end of the round ventilating duct along with the increase of the insertion depth, good sealing measures are formed, after the butt joint is completed, the worker drives the arc clamping plates 205 to fix the ventilating duct by using the threaded rods 204, and when the square ventilating duct is butt joint is finished, the worker can detach the air outlet seat 201.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (7)
1. The utility model provides a centrifugal fan high-efficient heat dissipation shell which characterized in that includes:
the shell assembly (100) comprises a fan shell body (101), an air inlet (102) formed in the input end of the fan shell body (101) and a centrifugal impeller (103) arranged in the fan shell body (101);
the air-out subassembly (200) is including installing air-out seat (201) at fan housing body (101) output, installing at the beam-converging tube (202) of air-out seat (201) output, installing at the fixed pipe (203) of linking of beam-converging tube (202) output, the threaded rod (204) of symmetry installation at the fixed pipe (203) surface of linking, install arc splint (205) in threaded rod (204) one end and install gap elimination spring (207) in the outside of threaded rod (204).
2. The efficient heat dissipation housing of a centrifugal fan according to claim 1, wherein one end of the threaded rod (204) penetrates through the inner surface of the connection fixing tube (203), and the arc-shaped clamping plate (205) is located inside the connection fixing tube (203).
3. The efficient heat dissipation housing of a centrifugal fan according to claim 1, wherein one end of the anti-backlash spring (207) is connected with an inner surface of the engagement fixing tube (203), and the other end of the anti-backlash spring (207) is connected with an outer side of the arc-shaped clamping plate (205).
4. The efficient heat dissipation shell of a centrifugal fan according to claim 1, wherein a dust cover (104) is installed on one side of the air inlet (102), and a filter screen (105) is installed inside the dust cover (104).
5. The efficient heat dissipation housing of a centrifugal fan as recited in claim 1, wherein a reinforcing frame edge (106) is mounted on an outer surface of the fan housing body (101).
6. The efficient heat dissipation shell of a centrifugal fan according to claim 1, wherein an anti-slip pad (206) is mounted on the inner surface of the arc-shaped clamping plate (205), and a fastening grip (208) is mounted on the other end of the threaded rod (204).
7. A centrifugal fan efficient heat dissipation housing as defined in claim 1, wherein a sealing sleeve (209) is mounted on the inner surface of the converging tube (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321033424.9U CN219932534U (en) | 2023-05-04 | 2023-05-04 | High-efficient heat dissipation shell of centrifugal fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321033424.9U CN219932534U (en) | 2023-05-04 | 2023-05-04 | High-efficient heat dissipation shell of centrifugal fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219932534U true CN219932534U (en) | 2023-10-31 |
Family
ID=88485971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321033424.9U Active CN219932534U (en) | 2023-05-04 | 2023-05-04 | High-efficient heat dissipation shell of centrifugal fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219932534U (en) |
-
2023
- 2023-05-04 CN CN202321033424.9U patent/CN219932534U/en active Active
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