CN109538508A - A kind of centrifugal blower and air-conditioner set - Google Patents
A kind of centrifugal blower and air-conditioner set Download PDFInfo
- Publication number
- CN109538508A CN109538508A CN201811334182.0A CN201811334182A CN109538508A CN 109538508 A CN109538508 A CN 109538508A CN 201811334182 A CN201811334182 A CN 201811334182A CN 109538508 A CN109538508 A CN 109538508A
- Authority
- CN
- China
- Prior art keywords
- centrifugal blower
- fan blade
- motor
- control module
- frequency control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/082—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provision for cooling the motor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
- F04D25/0613—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the electric motor being of the inside-out type, i.e. the rotor is arranged radially outside a central stator
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5806—Cooling the drive system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
Abstract
The invention discloses a kind of centrifugal blower and air-conditioner sets, centrifugal blower includes: spiral case, the fan blade component inside spiral case, the motor inside fan blade component, fan blade component includes the fan blade of several wound motors arrangement, the rotation of motor pushing fan blade component, motor are connected with the frequency control module for adjusting its revolving speed.The present invention has many advantages, such as that motor freely adjusts the speed, is compact-sized, is small in size.
Description
Technical field
The present invention relates to ventilation equipment technical field more particularly to a kind of centrifugal blowers and air-conditioner set.
Background technique
Traditional unitary air handling unit generally uses inner rotor motor to push fan blade component rotation, and motor passes through belt pulley
Speed regulation, speed adjustable range is very limited, and inner rotor motor and belt pulley etc. are mounted on scroll outer, and volume is bigger, causes
Unitary air handling unit volume increases.
Has there is the technical solution by electric machine built-in in fan blade component in the prior art, and the benefit of this set is can to fill
Divide the inner space using spiral case, reduce the volume of unitary air handling unit, but the revolving speed of motor still can not achieve free adjusting,
Air quantity cannot be controlled flexibly when centrifugal blower use.
Therefore, how to design a kind of centrifugal blower that can freely adjust motor speed is that industry technology urgently to be resolved is asked
Topic.
Summary of the invention
In order to solve to exist in the prior art motor speed cannot freely regulated defect, the present invention proposes a kind of centrifugation wind
Machine and air-conditioner set.
The technical solution adopted by the present invention is that designing a kind of centrifugal blower, comprising: spiral case, the fan blade inside spiral case
Component, the motor inside fan blade component, fan blade component include the fan blade of several wound motors arrangement, motor pushing fan blade
Component rotation, motor are connected with the frequency control module for adjusting its revolving speed.
Wherein, motor includes: shaft, the stator being fixed in shaft, the rotor being actively set on the outside of stator, fan blade component
It is fixedly connected with the rotor, the both ends of shaft are fixed on spiral case.
Preferably, rotor is fixed on the casing of motor, and the lateral wall of casing is equipped with the disk that a circle outwardly protrudes, fan blade
Component is fixed on disk.
Preferably, each fan blade includes the first blade and the second blade, and the first blade is fixed on an end face of disk,
Second blade is fixed on the other end of disk.
Preferably, the first blade of fan blade and the second blade being axially aligned in disk.
Preferably, two opposite side plates of position are equipped with air inlet on spiral case, and air inlet is fixed with pulling-rod frame, shaft
End is fixed on pulling-rod frame.
Preferably, pulling-rod frame includes the pull rod of several twisted rotary shafts arrangement, and one end of pull rod is fixedly connected, separately with shaft
One end is fixedly connected with air inlet.
Preferably, pulling-rod frame includes three pull rods.
Preferably, frequency control module is mounted on the outside of spiral case, and the hollow hole for cabling, frequency conversion tune are equipped in shaft
Connecting line between fast module and stator is passed through out of hollow hole.
Preferably, frequency control module includes: frequency conversion drive plate, reactor and filter.
Preferably, frequency control module further include: the air switch for overcurrent protection.
Preferably, frequency control module is equipped with external PORT COM.
Preferably, electric cabinet is installed, frequency control module is set in electric cabinet on the lateral wall of spiral case.
Preferably, radiator fan is additionally provided in electric cabinet.
The invention also provides a kind of air-conditioner sets, including above-mentioned centrifugal blower.
Compared with prior art, the invention has the following advantages that
1, motor is adjusted the speed using frequency conversion drive, be can freely adjust the velocity of rotation of motor, is realized the flexible modulation of air quantity；
2, for electric machine built-in in fan assembly, air-flow passes through motor from the air inlet of spiral case, is then passed through fan assembly from spiral case
Air outlet outflow, cooling effect of motor is good, is conducive to promote power of motor density.
Detailed description of the invention
Below with reference to embodiment and attached drawing, the present invention is described in detail, in which:
Fig. 1 is structural schematic diagram of the centrifugal blower in air-conditioner set in the present invention；
Fig. 2 is that fan blade component is mounted on the structural schematic diagram on motor in the present invention.
Specific embodiment
As shown in Figure 1, 2, centrifugal blower proposed by the present invention, comprising: spiral case 1, fan blade component and motor, spiral case 1 are upper
It sets two opposite side plates and is equipped with air inlet 3, one end of spiral case 1 is equipped with the air outlet 4 being connected to air inlet 3, fan blade component
It is mounted on inside spiral case 1, motor is mounted on the inside of fan blade component and fan blade component is pushed to rotate, and fan blade component will be into when rotating
Air-flow at air port 3 is sent to air outlet 4 by motor.Motor is connected with the frequency control module for adjusting its revolving speed, use process
In can according to actual needs, be arranged frequency control module speed regulation frequency and speed adjustable range, revolving speed can also be fixed on specific
The revolving speed of revolving speed, motor is freely adjusted, with the requirement of flexible adaptation difference air quantity.
As shown in Figure 1, in a preferred embodiment, the mounting structure of motor and fan blade component is as follows, motor include: shaft 5,
Stator 6, rotor 7 and casing 8, stator 6 are fixed in shaft 5, and rotor 7 is mounted on casing 8, and are actively set on 6 outside of stator,
The lateral wall of casing 8 is equipped with the disk 9 that a circle outwardly protrudes, and disk 9 and shaft 5 are coaxially disposed.Fan blade component includes several
The fan blade 2 arranged around casing 8, each fan blade 2 include the first blade 21 and the second blade 22, and the first blade 21 is fixed on circle
On one end face of disk 9, the second blade 22 is fixed on the other end of disk 9, the first blade 21 and the second blade 22 of fan blade 2
In being axially aligned for disk 9, casing 8, disk 9 and fan blade component is driven to rotate together when rotor 7 rotates.
As shown in Fig. 2, in a preferred embodiment, the mounting structure of motor and spiral case 1 is as follows, the outside of each air inlet 3
It is respectively and fixedly provided with pulling-rod frame 10, the end of shaft 5 is fixed on the pulling-rod frame 10 of corresponding side, is supported by two pulling-rod frames 10 and solid
Determine the both ends of shaft 5, pulling-rod frame 10 includes the pull rod of several twisted rotary shafts 5 arrangement, one end of pull rod and the fixed company of shaft 5
Connect, the other end is fixedly connected with air inlet 3, the quantity of pull rod is preferably three, not only not can guarantee that shaft 5 was stablized and has fixed, but also not
Air inlet 3, which can be blocked, influences air quantity.
In a preferred embodiment, motor and the mounting structure of frequency control module are as follows, and frequency control module is mounted on snail
The outside of shell 1, shaft 5 is interior to be equipped with hollow hole, the connection such as power supply line, control signal wire between frequency control module and stator 6
Line is passed through out of hollow hole, and cabling is safe and reliable and appearance is clean and tidy.Frequency control module includes: frequency conversion drive plate, reactor, filter
Wave device and air switch etc., reactor and filtering are used for harmonic carcellation and interference, and air switch is used for overcurrent protection.Preferably,
Frequency control module is additionally provided with external PORT COM, can connect external equipment by external PORT COM and frequency control module is arranged
Regulative mode.Further, the electric cabinet for protecting frequency control module, frequency conversion tune are installed on the lateral wall of spiral case 1
Fast module is set in electric cabinet, radiator fan is additionally provided in electric cabinet, to guarantee that frequency control module can be long lasting for steady
Fixed work.
The invention also provides a kind of air-conditioner sets, including above-mentioned centrifugal blower, more specifically, air-conditioner set is group
Box-like air-conditioner set.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (15)
1. a kind of centrifugal blower, comprising: spiral case (1) is set to the spiral case (1) internal fan blade component, is set to the fan blade group
Motor inside part, the fan blade component includes several fan blades (2) around the motor arrangements, described in the motor pushing
Fan blade component rotation；It is characterized in that, the motor is connected with the frequency control module for adjusting its revolving speed.
2. centrifugal blower as described in claim 1, which is characterized in that the motor includes: shaft (5), is fixed on described turn
Stator (6) on axis (5), the rotor (7) being actively set on the outside of the stator (6), the fan blade component and the rotor (7) are solid
Fixed connection, the both ends of the shaft (5) are fixed on the spiral case (1).
3. centrifugal blower as claimed in claim 2, which is characterized in that the rotor (7) is fixed on the casing (8) of the motor
On, the lateral wall of the casing (8) is equipped with the disk (9) that a circle outwardly protrudes, and the fan blade component is fixed on the disk (9)
On.
4. centrifugal blower as claimed in claim 3, which is characterized in that each fan blade (2) includes the first blade (21)
With the second blade (22), first blade (21) is fixed on an end face of the disk (9), and second blade (22) is solid
It is scheduled on the other end of the disk (9).
5. centrifugal blower as claimed in claim 4, which is characterized in that the first blade (21) and the second leaf of the fan blade (2)
Piece (22) being axially aligned in the disk (9).
6. centrifugal blower as claimed in claim 2, which is characterized in that two opposite side plates of position are equal on the spiral case (1)
Equipped with air inlet (3), the air inlet (3) is equipped with pulling-rod frame (10), and the end of the shaft (5) is fixed on the institute of respective side
It states on pulling-rod frame (10).
7. centrifugal blower as claimed in claim 6, which is characterized in that the pulling-rod frame (10) includes several and turns around described
The pull rod of axis (5) arrangement, one end of the pull rod is fixedly connected with the shaft (5), the other end and the air inlet (3) are fixed
Connection.
8. centrifugal blower as claimed in claim 7, which is characterized in that the pulling-rod frame (10) includes three pull rods.
9. centrifugal blower as claimed in claim 2, which is characterized in that the frequency control module is mounted on the spiral case (1)
Outside, hollow hole is equipped in the shaft (5), the connecting line between the frequency control module and the stator (6) is from institute
It states in hollow hole and passes through.
10. centrifugal blower as described in claim 1, which is characterized in that the frequency control module include: frequency conversion drive plate,
Reactor and filter.
11. centrifugal blower as claimed in claim 10, which is characterized in that the frequency control module further include: be used for overcurrent
The air switch of protection.
12. centrifugal blower as described in claim 1, which is characterized in that the frequency control module is equipped with external PORT COM.
13. such as the described in any item centrifugal blowers of claim 1 to 12, which is characterized in that pacify on the lateral wall of the spiral case (1)
Equipped with electric cabinet, the frequency control module is set in the electric cabinet.
14. centrifugal blower as claimed in claim 13, which is characterized in that be additionally provided with radiator fan in the electric cabinet.
15. a kind of air-conditioner set characterized by comprising such as the described in any item centrifugal blowers of claim 1 to 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811334182.0A CN109538508A (en) | 2018-11-09 | 2018-11-09 | A kind of centrifugal blower and air-conditioner set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811334182.0A CN109538508A (en) | 2018-11-09 | 2018-11-09 | A kind of centrifugal blower and air-conditioner set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109538508A true CN109538508A (en) | 2019-03-29 |
Family
ID=65846689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811334182.0A Pending CN109538508A (en) | 2018-11-09 | 2018-11-09 | A kind of centrifugal blower and air-conditioner set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109538508A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201032234Y (en) * | 2007-02-07 | 2008-03-05 | 梁燕玲 | Water cooling air conditioner |
| EP2236838A1 (en) * | 2009-03-25 | 2010-10-06 | ebm-papst Mulfingen GmbH & Co. KG | Radial fan |
| CN201705687U (en) * | 2010-06-03 | 2011-01-12 | 周楚桃 | Novel centrifugal fan |
| CN203051175U (en) * | 2013-01-15 | 2013-07-10 | 山东新风股份有限公司 | High-efficiency direct-current stepless-speed-regulation outer-rotor centrifugal blower |
| CN204312373U (en) * | 2014-12-05 | 2015-05-06 | 浙江理工大学 | A kind of outer-rotor centrifugal fan adopting electromagnetic bearing |
| CN204494611U (en) * | 2015-01-31 | 2015-07-22 | 中山大洋电机股份有限公司 | A kind of cold exchange system of air-conditioning indoor machine |
-
2018
- 2018-11-09 CN CN201811334182.0A patent/CN109538508A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201032234Y (en) * | 2007-02-07 | 2008-03-05 | 梁燕玲 | Water cooling air conditioner |
| EP2236838A1 (en) * | 2009-03-25 | 2010-10-06 | ebm-papst Mulfingen GmbH & Co. KG | Radial fan |
| CN201705687U (en) * | 2010-06-03 | 2011-01-12 | 周楚桃 | Novel centrifugal fan |
| CN203051175U (en) * | 2013-01-15 | 2013-07-10 | 山东新风股份有限公司 | High-efficiency direct-current stepless-speed-regulation outer-rotor centrifugal blower |
| CN204312373U (en) * | 2014-12-05 | 2015-05-06 | 浙江理工大学 | A kind of outer-rotor centrifugal fan adopting electromagnetic bearing |
| CN204494611U (en) * | 2015-01-31 | 2015-07-22 | 中山大洋电机股份有限公司 | A kind of cold exchange system of air-conditioning indoor machine |
Non-Patent Citations (2)
| Title |
|---|
| 孙立群等: "《空调器检修技术快易通》", 30 June 2011, 国防工业出版社 * |
| 龙莉莉等: "《建筑电工学》", 30 November 2008, 重庆大学出版社 * |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190329 |