CN209115407U - A kind of noise reducing type cabinet centrifugal smoke exhaust fan - Google Patents
A kind of noise reducing type cabinet centrifugal smoke exhaust fan Download PDFInfo
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- CN209115407U CN209115407U CN201822004111.6U CN201822004111U CN209115407U CN 209115407 U CN209115407 U CN 209115407U CN 201822004111 U CN201822004111 U CN 201822004111U CN 209115407 U CN209115407 U CN 209115407U
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- fixedly installed
- smoke exhaust
- exhaust fan
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Abstract
The utility model relates to smoke exhaust fan technical fields, and disclose a kind of noise reducing type cabinet centrifugal smoke exhaust fan, including pedestal, shell is fixedly installed at the top of the pedestal, the inner wall bottom of the shell is fixedly installed with firm seat, it is fixedly installed with spiral case at the top of the firm seat, is fixedly installed with connector on the left of the spiral case.The noise reducing type cabinet centrifugal smoke exhaust fan, in smoke exhaust fan use process, the rotation of threephase asynchronous machine impeller is discharged fume, by being provided with firm seat and spiral case, the seismaesthesia that impeller can be made to generate is mitigated, it is provided with noise reduction interlayer simultaneously, there is resonance piece inside noise reduction interlayer, seismaesthesia can be got forwarded to outside, while being provided with abatvoix and silencing cotton layer, the noise of generation can be sucked by sound-absorption hole, then it is absorbed by silencing cotton layer, noise is effectively reduced, is provided convenience for staff, the use of user is more convenient.
Description
Technical field
The utility model relates to smoke exhaust fan technical field, specially a kind of noise reducing type cabinet centrifugal smoke exhaust fan.
Background technique
Smoke exhaust fan is a kind of machinery that can drain peculiar smell, high temperature and soot gas rapidly, which is resistance to
High-temperature behavior is well and high-efficient, and the type of blower has centrifugal blower, axial flow blower, centrifugal blower and axial flow blower, according to sky
Between size and the selection of the deployment scenarios of enclosure be suitble to small big machine, fire-protection high temp be suitable for skyscraper,
Ventilations or the high-temperature smoke discharging such as lower building and tunnel, drying chamber, can continuously run 30 under the conditions of 208 celsius temperature
Minute or more, it does not damage every time within continuous operation 20 hours under 100 degrees celsius of medium temperature, is that ideal fire-fighting is indispensable
Facility, assembling mode can be divided into horizontal and roof type, have particular/special requirement to performances such as air quantity, total pressure and installation dimensions.
Cabinet centrifugal smoke exhaust fan currently on the market, in practical applications, due to traditional smoke exhaust fan
It is mostly to drive to discharge fume by motor, there is no denoising devices, in the process of running, will generate and deposit very big noise and vibration
Sense, noise is excessive just to will affect people's lives, while when vibratory sensation is very strong, can also reduce the smoke exhaust fan work longevity
Life, so it is set forth above to solve the problems, such as to propose a kind of noise reducing type cabinet centrifugal smoke exhaust fan.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of noise reducing type cabinet centrifugal smoke exhaust fan, tool
It makes preparation for dropping the advantages that making an uproar, solves cabinet centrifugal smoke exhaust fan in the market, in practical applications, since traditional fire-fighting is arranged
Cigarette blower is mostly to drive to discharge fume by motor, and there is no denoising devices, in the process of running, will generate and deposit very big noise
And vibratory sensation, noise is excessive just to will affect people's lives, while when vibratory sensation is very strong, can also reduce smoke exhaust fan work
The problem of making the service life.
(2) technical solution
For the purpose for realizing above-mentioned noise reduction, the utility model is provided the following technical solutions: a kind of noise reducing type cabinet centrifugal disappears
Smoke controlling blower, including pedestal are fixedly installed with shell at the top of the pedestal, and the inner wall bottom of the shell is fixedly installed with
Seat is consolidated, spiral case is fixedly installed at the top of the firm seat, connector, the connection is fixedly installed on the left of the spiral case
The internal activity of head is equipped with connecting rod, and the outside of the connecting rod is fixedly installed with the impeller inside spiral case, the snail
Be fixedly installed with smoke exhaust pipe on the right side of shell, the outside of the smoke exhaust pipe is fixedly installed with noise reduction interlayer, the noise reduction interlayer it is outer
Portion is fixedly installed with protecting tube, and air inlet head is fixedly installed on the right side of the protecting tube, and the inner wall upper and lower sides of the air inlet head are equal
It is fixedly installed with detent block, two detent block opposite sides are connect with filter screen, solid outside the left end of the connecting rod
Dingan County is equipped with driven wheel, and the external activity of the driven wheel is equipped with connecting band, the top internal activity installation of the connecting band
There is a driving wheel, the protecting crust being fixedly installed on the left of the shell outside driving wheel and driven wheel, the driving wheel
Right side is fixedly installed with interlocking bar, and the right end of the interlocking bar is connect through protecting crust with placing box, the inside of the placing box
It is fixedly installed with threephase asynchronous machine, the output end of the threephase asynchronous machine is connect by shaft coupling with interlocking bar, described to put
The bottom for setting case is fixedly installed with support base positioned at cover top portion, and the front surface of the shell is fixedly installed with observation window.
The noise reduction interlayer includes resonance piece, and abatvoix is fixedly installed at the top of the resonance piece, the abatvoix
Inside offers sound-absorption hole, and silencing cotton layer is fixedly installed at the top of the abatvoix.
Preferably, there is gap between the left and right sides and shell of the spiral case, gap is greater than three centimetres, a left side for the impeller
There is gap between right side and spiral case, gap is greater than two centimetres.
Preferably, the height of the impeller is equal to the half of spiral case height, and the thickness of the protecting tube is equal to noise reduction
The one third of thickness of interlayer.
Preferably, the outside of the driving wheel and driven wheel is provided with external screw thread, and connecting band is internally provided with interior spiral shell
Line, the driving wheel and driven wheel are threadedly coupled with connecting band.
Preferably, two detent block opposite sides open up fluted, and groove is internally provided with linear type block, and one
The inside of font block offers opening, and the upper and lower side of filter screen is provided with T-shaped piece, and the filter screen and detent block are clamped.
Preferably, the thickness of the resonance piece and abatvoix is equal to the half of noise reduction cotton layer thickness, the sound-absorbing
The quantity in hole is four, and four sound-absorption holes are isodistantly spaced the inside for being distributed in abatvoix.
(3) beneficial effect
Compared with prior art, the utility model provides a kind of noise reducing type cabinet centrifugal smoke exhaust fan, have with
It is lower the utility model has the advantages that
The noise reducing type cabinet centrifugal smoke exhaust fan, in smoke exhaust fan use process, threephase asynchronous machine band movable vane
Wheel rotation is discharged fume, and in wheel rotation smoke evacuation, by being provided with firm seat and spiral case, the seismaesthesia that impeller can be made to generate is obtained
Mitigate, make lower noise, while being provided with noise reduction interlayer, there is resonance piece inside noise reduction interlayer, seismaesthesia can be got forwarded to outside, mitigates
Seismaesthesia, while it being provided with abatvoix and silencing cotton layer, the noise of generation can be sucked by sound-absorption hole, then pass through noise reduction
Cotton layer is absorbed, and effectively reduces noise, while being provided with filter screen, first right when can make smog by smoke exhaust pipe
Smog is once filtered, and can be effectively reduced internal impurity accumulation, be aggravated vibration will not, provide just for staff
Benefit is more convenient the use of user.
Detailed description of the invention
Fig. 1 is the utility model section view；
Fig. 2 is the structural schematic diagram of the utility model shell；
Fig. 3 is the structural schematic diagram of the utility model noise reduction interlayer.
In figure: 1 pedestal, 2 shells, 3 firm seats, 4 spiral cases, 5 connectors, 6 connecting rods, 7 impellers, 8 smoke exhaust pipes, 9 Silencing clips
Layer, 91 resonance pieces, 92 abatvoixs, 93 sound-absorption holes, 94 silencing cotton layers, 10 protecting tubes, 11 air inlet heads, 12 detent blocks, 13 filter screens,
14 driven wheels, 15 connecting bands, 16 driving wheels, 17 protecting crusts, 18 interlocking bar, 19 placing boxes, 20 threephase asynchronous machines, 21 supports
Seat, 22 observation windows.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3, a kind of noise reducing type cabinet centrifugal smoke exhaust fan, including pedestal 1, the top of pedestal 1 is please referred to fix
Shell 2 is installed, the inner wall bottom of shell 2 is fixedly installed with firm seat 3, and the top of firm seat 3 is fixedly installed with spiral case 4, snail
The left side of shell 4 is fixedly installed with connector 5, and the internal activity of connector 5 is equipped with connecting rod 6, the external fixed peace of connecting rod 6
Equipped with the impeller 7 being located inside spiral case 4, there is gap between the left and right sides and shell 2 of spiral case 4, gap is greater than three centimetres, impeller
There is gap between 7 left and right sides and spiral case 4, gap is greater than two centimetres, and the right side of spiral case 4 is fixedly installed with smoke exhaust pipe 8, smoke evacuation
The outside of pipe 8 is fixedly installed with noise reduction interlayer 9, and the outside of noise reduction interlayer 9 is fixedly installed with protecting tube 10, the height etc. of impeller 7
In the half of 4 height of spiral case, the thickness of protecting tube 10 is equal to the one third of 9 thickness of noise reduction interlayer, the right side of protecting tube 10
Side is fixedly installed with air inlet head 11, and the inner wall upper and lower sides of air inlet head 11 are fixedly installed with detent block 12, two 12 phases of detent block
Side is connect with filter screen 13, two 12 opposite sides of detent block open up fluted, and groove is internally provided with a word
Shape block, the inside of linear type block offer opening, and the upper and lower side of filter screen 13 is provided with T-shaped piece, filter screen 13 and detent
Block 12 is clamped, and is fixedly installed with driven wheel 14 outside the left end of connecting rod 6, the external activity of driven wheel 14 is equipped with connecting band
15, the top internal activity of connecting band 15 is equipped with driving wheel 16, and the outside of driving wheel 16 and driven wheel 14 is provided with outer spiral shell
Line, connecting band 15 are internally provided with internal screw thread, and driving wheel 16 and driven wheel 14 are threadedly coupled with connecting band 15, shell 2
Left side is fixedly installed with the protecting crust 17 outside driving wheel 16 and driven wheel 14, and the right side of driving wheel 16 is fixedly installed with connection
The right end of lever 18, interlocking bar 18 is connect through protecting crust 17 with placing box 19, and the inside of placing box 19 is fixedly installed with three-phase
The model of asynchronous machine 20, threephase asynchronous machine 20 can be TCB8014B3, and the output end of threephase asynchronous machine 20 passes through shaft coupling
It is connect with interlocking bar 18, the bottom of placing box 19 is fixedly installed with the support base 21 positioned at 2 top of shell, the front surface of shell 2
It is fixedly installed with observation window 22.
Noise reduction interlayer 9 includes resonance piece 91, and the top of resonance piece 91 is fixedly installed with abatvoix 92, the inside of abatvoix 92
Offer sound-absorption hole 93, the top of abatvoix 92 is fixedly installed with silencing cotton layer 94, and the thickness of resonance piece 91 and abatvoix 92 is equal
Equal to the half of 94 thickness of silencing cotton layer, the quantity of sound-absorption hole 93 is four, and four sound-absorption holes 93 are isodistantly spaced and are distributed in
The inside of abatvoix 92, in smoke exhaust fan use process, the rotation of 20 impeller 7 of threephase asynchronous machine is discharged fume, in leaf
When 7 rotation smoke evacuation of wheel, by being provided with firm seat 3 and spiral case 4, the seismaesthesia that impeller 7 can be made to generate is mitigated, and drops noise
It is low, while it being provided with noise reduction interlayer 9, there is resonance piece 91 inside noise reduction interlayer 9, seismaesthesia can be got forwarded to outside, mitigates seismaesthesia, simultaneously
It is provided with abatvoix 92 and silencing cotton layer 94, the noise of generation can be sucked by sound-absorption hole 93, then pass through silencing cotton
Layer 94 is absorbed, and effectively reduces noise, while being provided with filter screen 13, when can make smog by smoke exhaust pipe 8, first
Smog is once filtered, internal impurity accumulation can be effectively reduced, vibration is aggravated will not, provided just for staff
Benefit is more convenient the use of user.
In conclusion the noise reducing type cabinet centrifugal smoke exhaust fan, in smoke exhaust fan use process, phase asynchronous electricity
The rotation of 20 impeller 7 of machine is discharged fume, and when impeller 7 is rotated and discharged fume, by being provided with firm seat 3 and spiral case 4, can make impeller
7 seismaesthesias generated are mitigated, and make lower noise, while being provided with noise reduction interlayer 9, there is resonance piece 91 inside noise reduction interlayer 9, can
Seismaesthesia is got forwarded into outside, mitigates seismaesthesia, while being provided with abatvoix 92 and silencing cotton layer 94, the noise of generation can be passed through sound-absorbing
Hole 93 is sucked, and is then absorbed by silencing cotton layer 94, effectively reduces noise, while being provided with filter screen
13, when can make smog by smoke exhaust pipe 8, first smog is once filtered, internal impurity accumulation can be effectively reduced, make to shake
It will not aggravate, provide convenience for staff, be more convenient the use of user.
It should be noted that the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including
Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.
In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, article or equipment in there is also other identical elements.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of noise reducing type cabinet centrifugal smoke exhaust fan, including pedestal (1), it is characterised in that: the top of the pedestal (1)
It is fixedly installed with shell (2), the inner wall bottom of the shell (2) is fixedly installed with firm seat (3), the top of the firm seat (3)
Portion is fixedly installed with spiral case (4), is fixedly installed with connector (5) on the left of the spiral case (4), the inside of the connector (5)
It is movably installed with connecting rod (6), the outside of the connecting rod (6) is fixedly installed with the impeller (7) internal positioned at spiral case (4), institute
It states and is fixedly installed on the right side of spiral case (4) smoke exhaust pipe (8), the outside of the smoke exhaust pipe (8) is fixedly installed with noise reduction interlayer (9),
The outside of the noise reduction interlayer (9) is fixedly installed with protecting tube (10), is fixedly installed with air inlet on the right side of the protecting tube (10)
Head (11), the inner wall upper and lower sides of the air inlet head (11) are fixedly installed with detent block (12), two detent block (12) phases
Side is connect with filter screen (13), is fixedly installed with driven wheel (14) outside the left end of the connecting rod (6), it is described driven
The external activity of wheel (14) is equipped with connecting band (15), and the top internal activity of the connecting band (15) is equipped with driving wheel
(16), the protecting crust (17) external positioned at driving wheel (16) and driven wheel (14), institute are fixedly installed on the left of the shell (2)
It states and is fixedly installed on the right side of driving wheel (16) interlocking bar (18), the right end of the interlocking bar (18) runs through protecting crust (17) and puts
Case (19) connection is set, the inside of the placing box (19) is fixedly installed with threephase asynchronous machine (20), the threephase asynchronous machine
(20) output end is connect by shaft coupling with interlocking bar (18), and the bottom of the placing box (19) is fixedly installed with positioned at shell
(2) front surface of the support base (21) at the top of, the shell (2) is fixedly installed with observation window (22)；
The noise reduction interlayer (9) includes resonance piece (91), is fixedly installed with abatvoix (92), institute at the top of the resonance piece (91)
The inside for stating abatvoix (92) offers sound-absorption hole (93), is fixedly installed with silencing cotton layer at the top of the abatvoix (92)
(94)。
2. a kind of noise reducing type cabinet centrifugal smoke exhaust fan according to claim 1, it is characterised in that: the spiral case
(4) there is gap between left and right sides and shell (2), gap is greater than three centimetres, left and right sides and spiral case (4) of the impeller (7)
Between have a gap, gap is greater than two centimetres.
3. a kind of noise reducing type cabinet centrifugal smoke exhaust fan according to claim 1, it is characterised in that: the impeller
(7) height is equal to the half of spiral case (4) height, and the thickness of the protecting tube (10) is equal to noise reduction interlayer (9) thickness
One third.
4. a kind of noise reducing type cabinet centrifugal smoke exhaust fan according to claim 1, it is characterised in that: the driving wheel
(16) and the outside of driven wheel (14) is provided with external screw thread, and connecting band (15) is internally provided with internal screw thread, the driving wheel
(16) it is threadedly coupled with connecting band (15) with driven wheel (14).
5. a kind of noise reducing type cabinet centrifugal smoke exhaust fan according to claim 1, it is characterised in that: two cards
Position block (12) opposite side opens up fluted, and groove is internally provided with linear type block, and the inside of linear type block offers out
Mouthful, the upper and lower side of filter screen (13) is provided with T-shaped piece, and the filter screen (13) and detent block (12) are clamped.
6. a kind of noise reducing type cabinet centrifugal smoke exhaust fan according to claim 1, it is characterised in that: the resonance piece
(91) and the thickness of abatvoix (92) is equal to the half of silencing cotton layer (94) thickness, and the quantity of the sound-absorption hole (93) is
Four, four sound-absorption holes (93) are isodistantly spaced the inside for being distributed in abatvoix (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822004111.6U CN209115407U (en) | 2018-12-01 | 2018-12-01 | A kind of noise reducing type cabinet centrifugal smoke exhaust fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822004111.6U CN209115407U (en) | 2018-12-01 | 2018-12-01 | A kind of noise reducing type cabinet centrifugal smoke exhaust fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209115407U true CN209115407U (en) | 2019-07-16 |
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ID=67207248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822004111.6U Active CN209115407U (en) | 2018-12-01 | 2018-12-01 | A kind of noise reducing type cabinet centrifugal smoke exhaust fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209115407U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110410348A (en) * | 2019-08-20 | 2019-11-05 | 李�诚 | A kind of low pressure centrifugal fan |
-
2018
- 2018-12-01 CN CN201822004111.6U patent/CN209115407U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110410348A (en) * | 2019-08-20 | 2019-11-05 | 李�诚 | A kind of low pressure centrifugal fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200617 Address after: 526070 west of Yonglian highway, Lianhua Town, Dinghu District, Zhaoqing City, Guangdong Province Patentee after: Zhaoqing LongQin fan Co., Ltd Address before: 528200 Chen Qiquan Workshop, Lixi Industrial Zone, Shishan Town, Nanhai District, Foshan City, Guangdong Province, No. 2 (Residence Declaration) Patentee before: FOSHAN LONGQIN LIGHT ELECTRICAL AND MECHANICAL EQUIPMENT Co.,Ltd. |
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| TR01 | Transfer of patent right |