CN207278574U - Without volute casing centrifugal blower fan case - Google Patents
Without volute casing centrifugal blower fan case Download PDFInfo
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- CN207278574U CN207278574U CN201721016982.9U CN201721016982U CN207278574U CN 207278574 U CN207278574 U CN 207278574U CN 201721016982 U CN201721016982 U CN 201721016982U CN 207278574 U CN207278574 U CN 207278574U
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- centrifugal blower
- volute casing
- blower fan
- fan case
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Abstract
It is composed of the utility model discloses one kind without volute casing centrifugal blower fan case, its babinet the fillter section and one direction opening fan section of one direction opening；The openend of fillter section is bonded together with the openend of fan section；The opening opposite side of fillter section is provided with air inlet；Fillter section is built-in with filter corresponding to air inlet；The facade plate of fan section is equipped with air outlet；External rotor electric machine and impeller are provided with fan section；External rotor electric machine is fixed on the opening opposite side facade plate of fan section；Impeller is fixed on the rotor of external rotor electric machine.The utility model without volute casing centrifugal blower fan case, compact-sized, small, low noise, is easily installed use.
Description
Technical field
Centrifugal fan is the utility model is related to, more particularly to one kind is without volute casing centrifugal blower fan case.
Background technology
At present, power save mode of the outdoor air as natural cooling source for communication base station cooling is introduced by the use of centrifugal fan to exist
The communications industry is gradually able to extensive use, and the size of normal base station is：Long 5m × wide 5m × 3 meters high, in the indoor and outdoor temperature of setting
The air quantity discharged under the conditions of degree by introducing outdoor fresh air needed for base station equipment fever is 2000m3/h, conventionally employed ventilation blower
For scroll casing type centrifugal blower case, including motor, impeller, spiral case, base, wherein impeller is built in spiral case, and spiral case is equipped with one
Air inlet and an air outlet, electric machine external in impeller and spiral case, with impeller it is coaxially connected after be fixed on base, due to spiral case and
Base itself occupies certain dimensional space so that the volume of final whole air box is bigger than normal, and air outlet can only fix court
To a direction, cause in practical applications, by base station self space is narrow and small, communication equipment arrangement is intensive and main heat-producing device
Position such as is not fixed at the influence of factor, can not install and use, that is, allow to install, because being restricted by installation site, often result in list
The direction of one air outlet is unreasonable, and preferable air current composition is also unable to reach while wind speed is exceeded, so that base station equipment
The amount of heat of generation can not discharge in time, cause base station high temperature alarm situation to take place frequently, it is safe for operation to endanger base station.
Utility model content
The technical problem to be solved by the present invention is to provide one kind without volute casing centrifugal blower fan case, compact-sized, small,
Low noise, is easily installed use.
In order to solve the above technical problems, no volute casing centrifugal blower fan case provided by the utility model, its babinet are opened by one direction
The fillter section and one direction opening fan section of mouth are composed；
The openend of the fillter section is bonded together with the openend of fan section；
The opening opposite side of the fillter section is provided with air inlet；
The fillter section is built-in with filter corresponding to the air inlet；
The facade plate of the fan section is equipped with air outlet；
External rotor electric machine and impeller are provided with the fan section；
The external rotor electric machine is fixed on the opening opposite side facade plate of the fan section；
The impeller is fixed on the rotor of external rotor electric machine and and rotor coaxial.
Preferably, the end cap of the external rotor electric machine is fixed on the opening opposite side facade plate of the fan section；
The axis and end cap of the external rotor electric machine are fixed together, and the rotor of external rotor electric machine is pivoted.
Preferably, the openend of the fillter section is linked together with the openend side of fan section by hinge, it is another
Side is connected and fixed by hasp.
Preferably, the fan section is provided with plastic cement sealing strip with the composition surface of fillter section.
Preferably, the openend of the fan section is formed with wind scooper ring.
Preferably, the opening opposite side facade plate of the fan section is equipped with axial exhaust vent, the both sides of the fan section
Facade plate is equipped with radial direction exhaust vent.
Preferably, axial exhaust vent and radial direction exhaust vent are slotted eye or kidney slot.
Preferably, set adjustable blinds before axial exhaust vent.
Preferably, three regions of upper, middle and lower are divided into by partition plate in the fillter section；
The air inlet and filter are located at intermediate region；
The upper area or lower area are used for link terminal and wiring.
Preferably, the filter is made of the filter pulp being fixed on aluminium alloy or band steel frame.
The utility model without volute casing centrifugal blower fan case, outdoor air is successively through air inlet, filter, kuppe ring, leaf
Introduced after wheel, exhaust vent in base station, the outdoor air being introduced into carries out filtration treatment in advance, its babinet is by fillter section and fan section
Combination, improves the structure of conventional volute formula centrifugal blower case, that is, cancels the spiral case of impeller outer, cancels the shared bottom of impeller and motor
Seat, so as to reduce the appearance and size of air box, its volume is only 1/2 of conventional fan case under identical air quantity, compact-sized, volume
Small, low noise, is easily installed use, can be effective and reasonable using outdoor natural cooling source be reached for the effect of base station cooling so as to
Realize energy saving, meet that stringent limitation of the conventional communications base station to installation space requires, suitable for communication base station energy-saving.
Brief description of the drawings
In order to illustrate more clearly of the technical solution of the utility model, below to the required attached drawing of the utility model
It is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the utility model, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the utility model without one embodiment decomposition diagram of volute casing centrifugal blower fan case；
Fig. 2 is the utility model without one embodiment of volute casing centrifugal blower fan case filtering side schematic perspective view；
Fig. 3 is the utility model without one embodiment wind turbine side schematic perspective view of volute casing centrifugal blower fan case；
Fig. 4 is the utility model without one embodiment fillter section opening end elevation of volute casing centrifugal blower fan case；
Fig. 5 is the A-A sectional views of Fig. 4；
Fig. 6 is the utility model without the opposite end elevation of one embodiment fan section opening of volute casing centrifugal blower fan case；
Fig. 7 is the B-B sectional views of Fig. 6；
Fig. 8 is the C-C sectional views of Fig. 6.
Embodiment
Below in conjunction with attached drawing, clear, complete description is carried out to the technical solution in the utility model, it is clear that retouched
The embodiment stated is the part of the embodiment of the utility model, instead of all the embodiments.Based on the reality in the utility model
Apply example, all other embodiment that those of ordinary skill in the art are obtained on the premise of creative work is not made, all
Belong to the scope of the utility model protection.
Embodiment one
As shown in Fig. 1 to Fig. 8, no volute casing centrifugal blower fan case, its babinet is opened by the fillter section 1 and one direction of one direction opening
Mouth fan section 2 is composed；
The openend of the fillter section 1 is bonded together with the openend of fan section 2；
The opening of fillter section 1 opposite side is provided with air inlet 11；
The fillter section 1, which corresponds at the air inlet 11, is built-in with filter 5；
The facade plate of the fan section 2 is equipped with air outlet 21,22；
External rotor electric machine 3 and impeller 4 are provided with the fan section 2；
The external rotor electric machine 3 is fixed on the opening opposite side facade plate of the fan section 2；
The impeller 4 is fixed on the rotor 31 of external rotor electric machine 3 and coaxial with rotor 31.
Preferably, the end cap 33 of the external rotor electric machine 3 is fixed on the opening opposite side facade plate of the fan section 2,
The axis 32 and end cap 33 of the external rotor electric machine 3 are fixed together, and the rotor 31 of external rotor electric machine 3 is rotated around axis 32, as Fig. 7,
Shown in Fig. 8.
Preferably, the openend of the fillter section 1 is linked together with the openend side of fan section 2 by hinge 7, separately
Side is connected and fixed by hasp 8.
Preferably, the fan section 2 is provided with plastic cement sealing strip 6 with the composition surface of fillter section 1, as shown in Figure 8.
Preferably, the openend of the fan section 2 is formed with wind scooper ring 23.
Embodiment one without volute casing centrifugal blower fan case, outdoor air successively through air inlet 11, filter 5, kuppe ring 23,
Introduced after impeller 4, exhaust vent 21,22 in base station, the outdoor air being introduced into carries out filtration treatment in advance, its babinet is by fillter section
1 and fan section 2 combine, improve the structure of conventional volute formula centrifugal blower case, that is, cancel the spiral case of impeller outer, cancel impeller and electricity
The common-base of machine, so as to reduce the appearance and size of air box, its volume is only 1/2 of conventional fan case under identical air quantity, knot
Structure is compact, small, low noise, is easily installed use, and the outdoor natural cooling source of utilization that can be effective and reasonable is reached for base station drop
The effect of temperature meets that stringent limitation of the conventional communications base station to installation space requires, suitable for logical so as to fulfill energy saving
Interrogate base station energy-saving.
Embodiment two
Axis is equipped with without volute casing centrifugal blower fan case, the opening opposite side facade plate of the fan section 2 based on embodiment one
To exhaust vent 21, two side elevation plates of the fan section 2 are equipped with radial direction exhaust vent 22.
Preferably, axial exhaust vent 21 and radial direction exhaust vent 22 are slotted eye or kidney slot.
Preferably, set adjustable blinds 24 before axial exhaust vent 21, both met axially and radially multi-direction while blown, and
Axial-feeding-air angle level is adjustable, also makes air outlet velocity, air current composition more reasonable, as shown in Figure 8.
Embodiment two without volute casing centrifugal blower fan case, axially and radially set out air holes in air supply section babinet, possess it
Multi-direction while air-supply function, makes wind speed and air current composition more reasonable, rapid to discharge base station caloric value, make whole computer room and
Local main heat-producing device radiating and cooling can have good result, save base station air conditioner power consumption and extend air-conditioning service life.
Embodiment three
Based on embodiment one without volute casing centrifugal blower fan case, divided in the fillter section 1 by partition plate 12 for upper, middle and lower three
Region, the air inlet 11 and filter 5 are located at intermediate region, and upper area or lower area are used to be fixed with wire connection terminal 9
And wiring, as shown in Figure 5.
Example IV
Based on embodiment one without volute casing centrifugal blower fan case, the filter 5 is by being fixed on aluminium alloy or band steel frame 52
On filter pulp 51 form, as shown in Figure 4.
Preferably, filter cotton 51 can be replaced in extraction out of aluminium alloy or band steel frame 52.
Preferably, babinet material can be 1.5mm thick cold rolled steel sheets, surface plastic spraying.
Preferably, plastic cement sealing strip 6 can use fire retardant B1 grades of rubber seal.
The above descriptions are merely preferred embodiments of the present invention, and not the present embodiment is limited in any form.
Any those skilled in the art, in the case where not departing from technical solutions of the utility model ambit, may be by the disclosure above
Methods and technical content many possible changes and modifications are made to the utility model, or be revised as the equivalent of equivalent variations
Embodiment, therefore, every content without departing from the utility model, according to the technical essence of the utility model to above example institute
Any simple modifications, equivalents, and modifications done, still fall within the utility model protection in the range of.
Claims (10)
1. one kind without volute casing centrifugal blower fan case, it is characterised in that its babinet by one direction opening fillter section and one direction opening
Fan section is composed；
The openend of the fillter section is bonded together with the openend of fan section；
The opening opposite side of the fillter section is provided with air inlet；
The fillter section is built-in with filter corresponding to the air inlet；
The facade plate of the fan section is equipped with air outlet；
External rotor electric machine and impeller are provided with the fan section；
The external rotor electric machine is fixed on the opening opposite side facade plate of the fan section；
The impeller is fixed on the rotor of external rotor electric machine and and rotor coaxial.
2. no volute casing centrifugal blower fan case according to claim 1, it is characterised in that
The end cap of the external rotor electric machine is fixed on the opening opposite side facade plate of the fan section；
The axis and end cap of the external rotor electric machine are fixed together, and the rotor of external rotor electric machine is pivoted.
3. no volute casing centrifugal blower fan case according to claim 1, it is characterised in that
The openend of the fillter section is linked together with the openend side of fan section by hinge, and opposite side is coupled by hasp
It is fixed.
4. no volute casing centrifugal blower fan case according to claim 1, it is characterised in that
The fan section is provided with plastic cement sealing strip with the composition surface of fillter section.
5. no volute casing centrifugal blower fan case according to claim 1, it is characterised in that
The openend of the fan section is formed with wind scooper ring.
6. no volute casing centrifugal blower fan case according to claim 1, it is characterised in that
The opening opposite side facade plate of the fan section is equipped with axial exhaust vent, and two side elevation plates of the fan section are equipped with footpath
To exhaust vent.
7. no volute casing centrifugal blower fan case according to claim 6, it is characterised in that
Axial exhaust vent and radial direction exhaust vent are slotted eye or kidney slot.
8. no volute casing centrifugal blower fan case according to claim 6, it is characterised in that
Adjustable blinds is set before axial exhaust vent.
9. no volute casing centrifugal blower fan case according to claim 1, it is characterised in that
Three regions of upper, middle and lower are divided into by partition plate in the fillter section；
The air inlet and filter are located at intermediate region；
The upper area or lower area are used for link terminal and wiring.
10. no volute casing centrifugal blower fan case according to claim 1, it is characterised in that
The filter is made of the filter pulp being fixed on aluminium alloy or band steel frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721016982.9U CN207278574U (en) | 2017-08-15 | 2017-08-15 | Without volute casing centrifugal blower fan case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721016982.9U CN207278574U (en) | 2017-08-15 | 2017-08-15 | Without volute casing centrifugal blower fan case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207278574U true CN207278574U (en) | 2018-04-27 |
Family
ID=61983362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721016982.9U Active CN207278574U (en) | 2017-08-15 | 2017-08-15 | Without volute casing centrifugal blower fan case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207278574U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737080A (en) * | 2019-02-19 | 2019-05-10 | 苏州众志新环冷却设备有限公司 | An exhaust cooling device |
| CN110657128A (en) * | 2019-10-17 | 2020-01-07 | 苏州安泰空气技术有限公司 | A vector adjustment component for a voluteless fan |
-
2017
- 2017-08-15 CN CN201721016982.9U patent/CN207278574U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737080A (en) * | 2019-02-19 | 2019-05-10 | 苏州众志新环冷却设备有限公司 | An exhaust cooling device |
| CN110657128A (en) * | 2019-10-17 | 2020-01-07 | 苏州安泰空气技术有限公司 | A vector adjustment component for a voluteless fan |
| CN110657128B (en) * | 2019-10-17 | 2024-12-06 | 苏州安泰空气技术有限公司 | Vector adjusting assembly of volute-free fan |
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