CN106979179A - High temperature resistant fan and baking box - Google Patents
High temperature resistant fan and baking box Download PDFInfo
- Publication number
- CN106979179A CN106979179A CN201710261818.2A CN201710261818A CN106979179A CN 106979179 A CN106979179 A CN 106979179A CN 201710261818 A CN201710261818 A CN 201710261818A CN 106979179 A CN106979179 A CN 106979179A
- Authority
- CN
- China
- Prior art keywords
- flabellum
- brushless motor
- connector
- high temperature
- temperature resistant
- 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
- 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
- F04D29/5853—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps heat insulation or conduction
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J37/00—Baking; Roasting; Grilling; Frying
- A47J37/06—Roasters; Grills; Sandwich grills
- A47J37/0623—Small-size cooking ovens, i.e. defining an at least partially closed cooking cavity
- A47J37/0664—Accessories
-
- 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
-
- 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
- F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
- F04D29/053—Shafts
- F04D29/054—Arrangements for joining or assembling shafts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention belongs to the technical field of fan, a kind of high temperature resistant fan and baking box are provided, high temperature resistant fan includes DC Brushless Motor, flabellum and coordinates to cause flabellum being rotated by and for obstructing the thermal source barrier bodies that the heat between flabellum and DC Brushless Motor conducts in DC Brushless Motor with DC Brushless Motor and flabellum.Baking box includes such as preceding high temperature resistant fan.The present invention is obstructed the DC Brushless Motor and flabellum of fan by thermal source barrier bodies, while so that flabellum provides airflow circulating or radiating, the speed of bearing can be controlled thermal source being transmitted to by the axle center of DC Brushless Motor, the DC Brushless Motor operation environment temperature of fan is improved with this, fan heat-resisting quantity is strong.
Description
Technical field
The invention belongs to the technical field of fan, more particularly to a kind of high temperature resistant fan and baking box.
Background technology
Fan can be divided into fan and the class of ac fan two according to supply voltage type.Tradition is applied to high temperature ring
The fan in border, mostly ac fan, or using the structure of overhead fan flabellum on the exposed axle center of motor with cup rotor are still, and straight
Flow fan is compared, and has inferior position in the many-side such as cost, noise, efficiency, reliability and life-span.
However, there is following technology while the functions such as radiating, inner air circulation are provided in traditional fan
Problem：Due to its each several part material and the characteristic of heatproof level, fan can not directly apply to hot environment for a long time in itself.
What deserves to be explained is, in the hot environment such as baking box of fan application, baking box is that flabellum is to its inside by heat pipes heat
Air carries out forced convertion, allows even heat in inside cavity to heat air.Certainly, fan is applied to except baking box
Other hot environments principle with applied to baking box principle it is consistent, here, repeating no more.
The content of the invention
It is an object of the invention to provide a kind of high temperature resistant fan and baking box, it is intended to solves of the prior art
The fan that fan is present can not directly apply to the technical problem of hot environment for a long time in itself.
The present invention is achieved in that a kind of high temperature resistant fan, including DC Brushless Motor, flabellum and with
The DC Brushless Motor and the flabellum coordinate with cause the flabellum the DC Brushless Motor be rotated by and
Thermal source barrier bodies for obstructing the conduction of the heat between the flabellum and the DC Brushless Motor.
It is used as the preferred technical solution of the present invention：
Further, the flabellum is interference fitted with the thermal source barrier bodies.
Further, the thermal source barrier bodies are made of thermostable heat insulation material.
Further, the thermal source barrier bodies include being connected described to cause with the DC Brushless Motor and the flabellum
Flabellum connects in the first connector being rotated by of the DC Brushless Motor, for the flabellum to be limited into described first
The second connector on fitting and it is connected with first connector and the DC Brushless Motor and for obstructing described the
The thermal insulation barriers of heat conduction between a connection piece and the DC Brushless Motor.
Further, the thermal insulation barriers are wrapped on the axle center that the DC Brushless Motor is set.
Further, between first connector and the flabellum and/or the flabellum and second connector it
Between be provided with buffering spacer.
Further, first connector is included on the position between the flabellum and the DC Brushless Motor
Connecting pole and on the connecting pole with through the flabellum and with second connector fix installation axle；It is described
The connecting hole for being used for connecting the thermal insulation barriers is provided with connecting pole.
Further, the installation axle is provided with positive stop lug boss, and the flabellum is provided with what is matched with the positive stop lug boss
Mounting hole.
Further, second connector includes column connector described in column connector and insertion and with described the
A connection piece coordinates to be limited to the flabellum into the spacing hole on first connector.
Another object of the present invention is to provide a kind of baking box, including foregoing high temperature resistant fan.
Having the technical effect that relative to prior art of the invention：The present invention by the DC Brushless Motor of fan and
Flabellum is obstructed by thermal source barrier bodies, to ensure that fan can be applied to hot environment, and can be answered not changing
Under conditions of environment, conducted by obstructing the heat between flabellum and DC Brushless Motor, allow fan running in relative low temperature
Environment, to ensure the characteristic and reliability of fan in itself.Compared with traditional fan so that flabellum provides air-flow
While circulation or radiating, it can control to be transmitted to thermal source into the speed of bearing by the axle center of DC Brushless Motor, namely subtract
The elevated speed of axle center temperature of slow DC Brushless Motor, work is operated with the DC Brushless Motor that this improves fan
Make environment temperature, fan heat-resisting quantity is strong, so also ensure fan the similar characteristic being normally applied under environment temperature, noise,
Reliability and life-span.And DC Brushless Motor is maintained at as far as possible in hot environment in such as oven heat food products
Normal work at one relatively low temperature, to keep flabellum baking box can be coordinated to operate for a long time.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to the embodiment of the present invention or prior art
The accompanying drawing used required in description is briefly described, it should be apparent that, drawings described below is only the present invention's
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other accompanying drawings.
Fig. 1 is the explosive view of high temperature resistant fan provided in an embodiment of the present invention；
Fig. 2 is the structural representation of the first connector of high temperature resistant fan provided in an embodiment of the present invention；
Fig. 3 is the explosive view of baking box provided in an embodiment of the present invention.
Description of reference numerals：
In figure：1- DC Brushless Motors, 2- thermal insulation barriers, the connectors of 3- first, 31- connecting poles, 32- installation axles, 321- limits
In position boss, 33- connecting holes, 4- flabellums, 41- mounting holes, the connectors of 5- second, 51- spacing holes, 6- housings, 7- heat pipes, 8-
Shell, 9- thermal insulation boards, 10- enclosing covers, 11- shells.
Embodiment
Embodiments of the invention are described below in detail, the example of embodiment is shown in the drawings, wherein identical from beginning to end
Or similar label represents same or similar element or the element with same or like function.Retouched below with reference to accompanying drawing
The embodiment stated is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention.
In the description of the invention, it is to be understood that term " length ", " width ", " on ", " under ", "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " is based on accompanying drawing institutes
The orientation or position relationship shown, is for only for ease of the description present invention and simplifies description, rather than indicate or imply signified dress
Put or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the limit of the present invention
System.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In the description of the invention, " multiple " are meant that two or more,
Unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects
Connect or electrically connect；Can be joined directly together, can also be indirectly connected to by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements.For the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.
The present invention provides a kind of high temperature resistant fan, and the present invention is by by the brush DC horse of fan
Obstructed up to 1 and flabellum 4 with thermal source barrier bodies so that while flabellum 4 provides airflow circulating or radiating, can control heat
Source is transmitted to the speed of bearing by the axle center of DC Brushless Motor 1, and the brush DC horse of fan is improved with this
Up to 1 operation environment temperature, fan heat-resisting quantity is strong.
Accompanying drawing 1 is referred to accompanying drawing 3, high temperature resistant fan include DC Brushless Motor 1, flabellum 4 and with it is straight
Stream brushless motor 1 and flabellum 4 coordinate with so that being rotated by and for obstructing the He of flabellum 4 in DC Brushless Motor 1 of flabellum 4
The thermal source barrier bodies of heat conduction between DC Brushless Motor 1.
High temperature resistant fan provided in an embodiment of the present invention, by the He of DC Brushless Motor 1 of fan
Flabellum 4 is obstructed by thermal source barrier bodies, to ensure that fan can be applied to hot environment, and can be answered not changing
Under conditions of environment, conducted through the heat between barrier flabellum 4 and DC Brushless Motor 1, allow fan running relatively low
The environment of temperature, to ensure the characteristic and reliability of fan in itself.Compared with traditional fan so that flabellum 4 is provided
While airflow circulating or radiating, it can control to be transmitted to thermal source into the speed of bearing by the axle center of DC Brushless Motor 1,
Slow down the elevated speed of axle center temperature of DC Brushless Motor 1, the DC Brushless Motor 1 of fan is improved with this
Operation environment temperature, fan heat-resisting quantity is strong, so also ensure fan the similar characteristic being normally applied under environment temperature,
Noise, reliability and life-span.And cause DC Brushless Motor 1 in hot environment in such as oven heat food products as far as possible
Normal work at a relatively low temperature is maintained at, to keep flabellum 4 baking box can be coordinated to operate for a long time.
Preferably, it is contemplated that conventional DC brush-less fan can be allowed to apply in hot environment in a straightforward manner, improve reliable
Property, cost is reduced, flabellum 4 is interference fitted with thermal source barrier bodies.It should be noted that, flabellum 4 can design axle center, the axle of flabellum 4
The heart is directly fixed in thermal source barrier bodies in an interference fit, and hole, post etc. can also be designed on flabellum 4, by hole or
Post interference fit is fixed in thermal source barrier bodies, it is preferable that thermal source barrier bodies are made of thermostable heat insulation material, in order to
Ensure that thermal source barrier bodies realize the isolation of temperature.
Preferably, in order to preferably under conditions of Client application Environment Design is not changed, through isolation thermal source design, allow
Fan operates at the environment of relative low temperature while the functions such as radiating, inner air circulation are provided to client, to protect
Barrier fan characteristic in itself and reliability etc. meet expectations of customer, and thermal source barrier bodies include connecting with DC Brushless Motor 1 and flabellum 4
Connect with so that flabellum 4 is in the first connector 3 being rotated by of DC Brushless Motor 1, for flabellum 4 to be limited into the first company
The second connector 5 on fitting 3 and it is connected with the first connector 3 and DC Brushless Motor 1 and for obstructing the first connector 3
The thermal insulation barriers 2 of heat conduction between DC Brushless Motor 1.Preferably, it is heat-insulated in order to ensure the effect of heat insulation of thermal insulation barriers 2
Part 2 is wrapped on the axle center of the setting of DC Brushless Motor 1.
In addition, it is contemplated that flabellum 4 causes abrasion in the stability being rotated by and avoiding of DC Brushless Motor 1,
Buffering spacer is set between first connector 3 and flabellum 4；Or, buffering spacer is set between the connector 5 of flabellum 4 and second；Or
Person, buffering spacer is provided between the first connector 3 and flabellum 4 and between the connector 5 of flabellum 4 and second.
Further, for the ease of flabellum 4 is connected with DC Brushless Motor 1, while ensureing the heat-insulated effect of thermal insulation barriers 2
Really, the first connector 3 includes the connecting pole 31 being located on the position between flabellum 4 and DC Brushless Motor 1 and located at connection
Installation axle 32 on post 31 to be fixed through flabellum 4 and with the second connector 5；Being provided with connecting pole 31 is used to connect thermal insulation barriers 2
Connecting hole 33.
In addition, for convenience coordinate the first connector 3 and flabellum 4, and then convenient for blade 4 is in DC Brushless Motor 1
It is rotated by, installation axle 32 is provided with positive stop lug boss 321, flabellum 4 is provided with the mounting hole 41 matched with positive stop lug boss 321.
Preferably, in order to which flabellum 4 is preferably limited on the first connector 3 by the second connector 5, to avoid flabellum
4 fly out during rotation, the second connector 5 include column connector and insertion column connector and with the first connector
3 coordinate to be limited to flabellum 4 into the spacing hole 51 on the first connector 3.Preferably, it is contemplated that the simplicity of structure, it is easy to set
Meter, the second connector 5 is designed as fixing nut, it is of course also possible to be designed as other structures to realize corresponding function.
In addition, the present invention also provides a kind of baking box, Fig. 3 is referred to, baking box includes housing 6, the brush DC in housing 6
Motor 1, flabellum 4, coordinate with so that being rotated by DC Brushless Motor 1 of flabellum 4 with DC Brushless Motor 1 and flabellum 4
And for obstructing the thermal source barrier bodies and the heat pipe in housing 6 of the conduction of the heat between flabellum 4 and DC Brushless Motor 1
7, in addition, being additionally provided with inner casing 8, thermal insulation board 9 and enclosing cover outside interior on position between DC Brushless Motor 1 and flabellum 4
10, thermal insulation barriers 2 are located in the first connector 3, the first connector 3 through the mounting hole 41 on flabellum 4 and respectively with inner casing 8,
Thermal insulation board 9 and enclosing cover 10 are connected, and are provided with inner casing 8, thermal insulation board 9 and enclosing cover 10 and the corresponding hole of the first connector 3.Outside
The side that lid 10 is connected with DC Brushless Motor 1 is provided with shell 11.Baking box is heated by heat pipe 7, and flabellum 4 is carried out to its inner air
Forced convertion, allows even heat to be heated in the inside cavity of housing 6 to air.
It should be noted that, DC Brushless Motor 1, heat pipe 7, the buffering spacer being related in the present embodiment can be using existing normal
Rule technology, to realize corresponding function, here, repeating no more.
These are only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Any modifications, equivalent substitutions and improvements made within principle etc., should be included in the scope of the protection.
Claims (10)
1. a kind of high temperature resistant fan, it is characterised in that including：DC Brushless Motor, flabellum and with the direct current
Brushless motor and the flabellum coordinate to cause the flabellum being rotated by and for obstructing in the DC Brushless Motor
The thermal source barrier bodies of heat conduction between the flabellum and the DC Brushless Motor.
2. high temperature resistant fan as claimed in claim 1, it is characterised in that the flabellum and the thermal source barrier bodies
Interference fit.
3. high temperature resistant fan as claimed in claim 2, it is characterised in that the thermal source barrier bodies use high temperature resistant
Heat-barrier material be made.
4. high temperature resistant fan as claimed in claim 1, it is characterised in that the thermal source barrier bodies include with it is described
DC Brushless Motor and the flabellum connect to cause the flabellum be rotated by the first of the DC Brushless Motor
Connector, for the second connector for being limited to the flabellum on first connector and with first connector and
The DC Brushless Motor connection and the heat conduction being used to obstruct between first connector and the DC Brushless Motor
Thermal insulation barriers.
5. high temperature resistant fan as claimed in claim 4, it is characterised in that the thermal insulation barriers are wrapped in the direct current
On the axle center that brushless motor is set.
6. the high temperature resistant fan as described in claim 4 or 5, it is characterised in that first connector with it is described
Buffering spacer is provided between flabellum and/or between the flabellum and second connector.
7. the high temperature resistant fan as described in claim 4 or 5, it is characterised in that first connector includes setting
Connecting pole on position between the flabellum and the DC Brushless Motor and on the connecting pole with through institute
State flabellum and the installation axle fixed with second connector；The connection for being used for connecting the thermal insulation barriers is provided with the connecting pole
Hole.
8. high temperature resistant fan as claimed in claim 7, it is characterised in that the installation axle is provided with limit convex
Platform, the flabellum is provided with the mounting hole matched with the positive stop lug boss.
9. the high temperature resistant fan as described in claim 4 or 5, it is characterised in that second connector includes post
Column connector described in shape connector and insertion and coordinate the flabellum being limited to described the with first connector
Spacing hole on a connection piece.
10. a kind of baking box, it is characterised in that including the high temperature resistant fan as described in claim any one of 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710261818.2A CN106979179A (en) | 2017-04-20 | 2017-04-20 | High temperature resistant fan and baking box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710261818.2A CN106979179A (en) | 2017-04-20 | 2017-04-20 | High temperature resistant fan and baking box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106979179A true CN106979179A (en) | 2017-07-25 |
Family
ID=59346046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710261818.2A Pending CN106979179A (en) | 2017-04-20 | 2017-04-20 | High temperature resistant fan and baking box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106979179A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020057220A1 (en) * | 2018-09-18 | 2020-03-26 | 宁波奥克斯电气股份有限公司 | Fan blade-bearing connecting structure and air conditioner |
| CN112901530A (en) * | 2021-01-28 | 2021-06-04 | 宁波方太厨具有限公司 | Air heater for cooking device and double-fan oven |
| CN113685365A (en) * | 2021-10-25 | 2021-11-23 | 宁波佳音机电科技股份有限公司 | Air extracting pump |
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| JPH06159895A (en) * | 1992-07-13 | 1994-06-07 | Commonwealth Ind Gears Ltd:The | Fan-assembly for refrigerating chamber |
| JPH0680172U (en) * | 1993-04-20 | 1994-11-08 | 日本分光株式会社 | Motor device with heat insulation mechanism used for column oven |
| CN2415535Y (en) * | 1999-11-04 | 2001-01-17 | 无锡小天鹅股份有限公司 | Air impeller for electric machine |
| CN101625301A (en) * | 2009-08-13 | 2010-01-13 | 上海诺甲仪器仪表有限公司 | Low-heat conduction main shaft of mooney viscometer rotor |
| CN103591036A (en) * | 2013-11-29 | 2014-02-19 | 深圳市信宇人科技有限公司 | Circulation fan structure of high-temperature internal circulation oven |
| CN204025112U (en) * | 2014-08-06 | 2014-12-17 | 安徽理工大学 | A kind of detachable portable folds electric fan |
| CN207093461U (en) * | 2017-04-20 | 2018-03-13 | 深圳市航嘉驰源电气股份有限公司 | High temperature resistant fan and baking box |
-
2017
- 2017-04-20 CN CN201710261818.2A patent/CN106979179A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06159895A (en) * | 1992-07-13 | 1994-06-07 | Commonwealth Ind Gears Ltd:The | Fan-assembly for refrigerating chamber |
| JPH0680172U (en) * | 1993-04-20 | 1994-11-08 | 日本分光株式会社 | Motor device with heat insulation mechanism used for column oven |
| CN2415535Y (en) * | 1999-11-04 | 2001-01-17 | 无锡小天鹅股份有限公司 | Air impeller for electric machine |
| CN101625301A (en) * | 2009-08-13 | 2010-01-13 | 上海诺甲仪器仪表有限公司 | Low-heat conduction main shaft of mooney viscometer rotor |
| CN103591036A (en) * | 2013-11-29 | 2014-02-19 | 深圳市信宇人科技有限公司 | Circulation fan structure of high-temperature internal circulation oven |
| CN204025112U (en) * | 2014-08-06 | 2014-12-17 | 安徽理工大学 | A kind of detachable portable folds electric fan |
| CN207093461U (en) * | 2017-04-20 | 2018-03-13 | 深圳市航嘉驰源电气股份有限公司 | High temperature resistant fan and baking box |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020057220A1 (en) * | 2018-09-18 | 2020-03-26 | 宁波奥克斯电气股份有限公司 | Fan blade-bearing connecting structure and air conditioner |
| CN112901530A (en) * | 2021-01-28 | 2021-06-04 | 宁波方太厨具有限公司 | Air heater for cooking device and double-fan oven |
| CN113685365A (en) * | 2021-10-25 | 2021-11-23 | 宁波佳音机电科技股份有限公司 | Air extracting pump |
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