CN105484943A - Device for achieving continuous power supply of instruments in rotating device operation field - Google Patents
Device for achieving continuous power supply of instruments in rotating device operation field Download PDFInfo
- Publication number
- CN105484943A CN105484943A CN201510980068.5A CN201510980068A CN105484943A CN 105484943 A CN105484943 A CN 105484943A CN 201510980068 A CN201510980068 A CN 201510980068A CN 105484943 A CN105484943 A CN 105484943A
- Authority
- CN
- China
- Prior art keywords
- power supply
- cover
- wind
- supply unit
- fixed
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/04—Wind motors with rotation axis substantially parallel to the air flow entering the rotor having stationary wind-guiding means, e.g. with shrouds or channels
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2240/00—Components
- F05B2240/90—Mounting on supporting structures or systems
- F05B2240/91—Mounting on supporting structures or systems on a stationary structure
- F05B2240/911—Mounting on supporting structures or systems on a stationary structure already existing for a prior purpose
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/728—Onshore wind turbines
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a device for achieving continuous power supply of instruments in a rotating device operation field. The device comprises an air collecting hood, a wind power generating unit and an output power supply unit. The air collecting hood is arranged on an air runner of an air cooling motor driving a rotating device. The wind power generating unit is arranged at the tail of the air collecting hood. The wind power generating unit is electrically connected with the output power supply unit. The output power supply unit is electrically connected with the instruments in the rotating device operation field. Cooling air of the air cooling motor driving the rotating device is recycled for power generation, the purpose of continuous power supply of the instruments in the rotating device operation field is achieved, and energy consumption can be obviously reduced. Meanwhile, using and operating are convenient, an effective guarantee is provided for safety production, the device can be widely applied to various places with rotating devices, the requirements for energy saving, environment friendliness and safety production are obviously met, and the practical value is achieved.
Description
Technical field
The present invention relates to a kind of power supply unit, specifically, relate to a kind of device realizing the instrument and apparatus continued power of rotating equipment operation field.
Background technique
Rotating equipment is the equipment that industrial enterprise commonly uses, and as the driving arrangement-motor of rotating equipment, be a kind of common equipment converting electric energy to mechanical energy, because motor can produce a large amount of heat in running, therefore need, on motor, cooling mechanism is installed.And the cooling mechanism of existing motor is generally selected air-cooled, common ventilated motor is the one end of stretching out motor rear end plate fan being arranged on motor reel, the outer surface of motor casing is provided with the axially extended spaced apart radiating fin of multiple tracks along motor reel, distinguished and admirable road is formed between adjacent two radiating fin, fan is also covered with a fan guard outward, during motor running, fan turns, air enters from the inlet hole of fan guard, powerful air-flow is formed through fan, the air-flow formed under the gathering of fan guard along the wind flow passage between each radiating fin, thus the most of heat walked by convective zone on motor casing, reach the object of cooling.But at present, the cooling air flowed out by motor heat dissipation muscle air channel, is directly treated as useless wind and is emitted in surrounding enviroment, can not again be utilized.
In addition, at the operation field of rotating equipment, be typically provided with multiple instrument and apparatus, to realize the monitoring of running parameter to field apparatus and running state.Usually realize the power supply mode of these instrument and apparatus, mainly two kinds: one is ABAP Adapter; Two is adopt storage battery; And ABAP Adapter not only needs to produce additional electrical energy, especially for explosion-proof environment, the power supply mode of the outside cable power of this employing connects up more complicated in explosion-proof environment, and cost is higher; Although adopt the power supply mode of storage battery relatively safe, in industrial production, regular shutdown changes storage battery for enterprise produces also is lose greatly and potential risks, is a kind of mode of unsustainable development.
Summary of the invention
For the problems referred to above that prior art exists, the object of this invention is to provide a kind of device realizing the instrument and apparatus continued power of rotating equipment operation field.
For achieving the above object, the present invention adopts following technological scheme:
A kind of device realizing the instrument and apparatus continued power of rotating equipment operation field, comprise wind-collection cover, wind power generation unit and output power supply unit, described wind-collection cover is arranged on the distinguished and admirable road of the ventilated motor driving rotating equipment, described wind power generation unit is arranged on the afterbody of described wind-collection cover, described wind power generation unit is electrically connected with output power supply unit, and described output power supply unit is electrically connected respectively with the instrument and apparatus of rotating equipment operation field.
As a kind of mode of execution, described wind-collection cover comprises air dam and mouth of calling prisoners in after letting them out for exercise, described air dam is arranged on the distinguished and admirable road formed by radiating fin on ventilated motor shell, described mouth of calling prisoners in after letting them out for exercise is arranged on the front cover of ventilated motor, and described wind power generation unit connects with the mouth of calling prisoners in after letting them out for exercise of described wind-collection cover and is connected.
As a kind of mode of execution, the both sides of described air dam are respectively equipped with some resilient clamp member.
As a kind of mode of execution, be respectively equipped with some straight groovees in the both sides of described air dam, described resilient clamp member is connected to the both sides of air dam by the screw be arranged in straight groove.
As a kind of mode of execution, described resilient clamp member is U-shaped structure, be arranged with some shell fragments in U-shaped both sides, be provided with screw fixed hole at U-shaped top, and the width of the width dimensions between U-shaped both sides and a radiating fin on ventilated motor shell is suitable.
As a kind of mode of execution, described wind power generation unit comprises fan blade, generator, fixed support and fixed cover, described fan blade is connected with the rotor of generator, described fixed support is connected with the afterbody of described wind-collection cover, described fixed support is connected with fixed cover, and described fan blade and generator are positioned at the cavity that described fixed support and described fixed cover are formed.
As a kind of mode of execution, described output power supply unit comprises circuit board, fixed base and fixed cover, and described circuit board is positioned at the cavity that fixed base and fixed cover are formed, and described fixed cover is provided with cable lead connector.
As a kind of mode of execution, described fixed base is arranged on the top of the mouth of calling prisoners in after letting them out for exercise of described wind-collection cover.
As a kind of mode of execution, described circuit board comprises rectification circuit and voltage conversion circuit.
As a kind of mode of execution, described circuit board also comprises intrinsically safe circuit.
Compared to prior art, Advantageous Effects of the present invention is:
The present invention is by carrying out recovery generating by the cooling air of the ventilated motor driving rotating equipment, thus solve the continued power problem of the instrument and apparatus of rotating equipment operation field, not only can remarkable energy efficient, and use easy to operate, for safety in production provides effective guarantee, the various places with rotating equipment can be widely used in, obviously meet energy-saving and environmental protection and safety in production requirement, there is use value.
Accompanying drawing explanation
Fig. 1 is a kind of cross-sectional view realizing the device of the instrument and apparatus continued power of rotating equipment operation field provided by the invention;
Fig. 2 is the perspective view of device of the present invention;
Fig. 3 is the polycrystalline substance schematic diagram of device of the present invention;
Fig. 4 is the structural representation of resilient clamp member of the present invention.
Number in the figure is schematically as follows: 1, wind-collection cover; 11, air dam; 12, to call prisoners in after letting them out for exercise mouth; 13, resilient clamp member; 131, shell fragment; 132, screw fixed hole; 14, straight groove; 15, screw; 2, wind power generation unit; 21, fan blade; 22, generator; 23, fixed support; 24, fixed cover; 3, power supply unit is exported; 31, circuit board; 32, fixed base; 33, fixed cover; 34, cable lead connector.
Embodiment
Below in conjunction with the drawings and specific embodiments technological scheme of the present invention done and describe clearly and completely further.
Embodiment
Shown in composition graphs 1 to Fig. 3: a kind of device realizing the instrument and apparatus continued power of rotating equipment operation field that the present embodiment provides, comprise wind-collection cover 1, wind power generation unit 2 and export power supply unit 3, described wind-collection cover 1 be arranged on drive rotating equipment ventilated motor distinguished and admirable road on (not shown), described wind power generation unit 2 is arranged on the afterbody of described wind-collection cover 1, described wind power generation unit 2 is electrically connected with output power supply unit 3, and described output power supply unit 3 is electrically connected respectively with the instrument and apparatus (not shown) of rotating equipment operation field.
In the present embodiment:
Described wind-collection cover 1 comprises air dam 11 and mouth 12 of calling prisoners in after letting them out for exercise, described air dam 11 is arranged on (not shown) on the distinguished and admirable road formed by radiating fin on ventilated motor shell, (not shown) on the front cover that described mouth 12 of calling prisoners in after letting them out for exercise is arranged on ventilated motor, described wind power generation unit 2 connects with the mouth 12 of calling prisoners in after letting them out for exercise of described wind-collection cover 1 and is connected.
The both sides of described air dam 11 are respectively equipped with some resilient clamp member 13 (all illustrate 2 in figure, but be not limited thereto quantity, all can be more than 1 or 1, but preferably bilateral symmetry is arranged, so that balanced fixing).
Be respectively equipped with some straight groovees 14 in the both sides of described air dam 11 and (in figure, also all illustrate 2, but be not limited thereto quantity, also all can be more than 1 or 1, but preferably bilateral symmetry is arranged, and suitable with the quantity of resilient clamp member 13), described resilient clamp member 13 is connected to the both sides of air dam 11 by the screw 15 be arranged in straight groove 14.In addition, by the position of adjusting screw 15 in straight groove 14, the position regulation to described resilient clamp member 13 can be realized, thus reach the good clamping of resilient clamp member 13 and radiating fin.
Described wind power generation unit 2 comprises fan blade 21, generator 22, fixed support 23 and fixed cover 24, described fan blade 21 is connected with the rotor of generator 22, described fixed support 23 is connected with the afterbody (that is: the afterbody of the mouth 12 of calling prisoners in after letting them out for exercise described in the present embodiment) of described wind-collection cover 1, described fixed support 23 is connected with described fixed cover 24, and described fan blade 21 and generator 22 are positioned at the cavity that described fixed support 23 is formed with described fixed cover 24.
Described output power supply unit 3 comprises circuit board 31, fixed base 32 and fixed cover 33, described circuit board 31 is positioned at the cavity that fixed base 32 is formed with fixed cover 33, described fixed cover 33 is provided with cable lead connector 34, the output terminal of circuit board 31 is drawn by cable lead connector 34 and is electrically connected respectively with the instrument and apparatus (not shown) of rotating equipment operation field, realizes the continued power of the instrument and apparatus exporting power supply unit 3 pairs of rotating equipment operation fields; Described fixed base 32 is arranged on the top of the mouth 12 of calling prisoners in after letting them out for exercise of described wind-collection cover 1 (such as: the top being fixedly connected on mouth 12 of calling prisoners in after letting them out for exercise by screw, or, to become one structure with described wind-collection cover 1), output power supply unit 3 is arranged on the top of the mouth 12 of calling prisoners in after letting them out for exercise of wind-collection cover 1, not only can save installing space, and be conducive to the heat radiation exporting power supply unit 3; Described circuit board 31 comprises rectification circuit and voltage conversion circuit, with the voltage transitions realizing generator 22 to export for galvanic current pressure, with the charging requirement of the power reguirements and accumulators that meet the instrument and apparatus of rotating equipment operation field.
Preferably, described circuit board 31 also comprises intrinsically safe circuit, to meet the usage requirement of explosion-proof operating environment.
Preferably, described output power supply unit 3 also comprises storage battery, and described storage battery is electrically connected with the output terminal of described circuit board 31, to store unnecessary electric energy.
As shown in Figure 4: described resilient clamp member 13 is U-shaped structure, some shell fragments 131 are arranged with in U-shaped both sides, screw fixed hole 132 is provided with at U-shaped top, and the width of the width dimensions between U-shaped both sides and a radiating fin on ventilated motor shell is suitable, by making resilient clamp member 13 be connected in radiating fin, thus make stable being fixed on the shell of ventilated motor of described device.
Visible in sum: the present invention is by carrying out recovery generating by the cooling air of the ventilated motor driving rotating equipment, thus solve the continued power problem of the instrument and apparatus of rotating equipment operation field, not only can remarkable energy efficient, and use easy to operate, for safety in production provides effective guarantee, the various places with rotating equipment can be widely used in, obviously meet energy-saving and environmental protection and safety in production requirement, there is use value.
Finally be necessary to herein means out: the foregoing is only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.
Claims (10)
1. one kind realizes the device of the instrument and apparatus continued power of rotating equipment operation field, comprise wind-collection cover, wind power generation unit and output power supply unit, it is characterized in that: described wind-collection cover is arranged on the distinguished and admirable road of the ventilated motor driving rotating equipment, described wind power generation unit is arranged on the afterbody of described wind-collection cover, described wind power generation unit is electrically connected with output power supply unit, and described output power supply unit is electrically connected respectively with the instrument and apparatus of rotating equipment operation field.
2. device according to claim 1, it is characterized in that: described wind-collection cover comprises air dam and mouth of calling prisoners in after letting them out for exercise, described air dam is arranged on the distinguished and admirable road formed by radiating fin on ventilated motor shell, described mouth of calling prisoners in after letting them out for exercise is arranged on the front cover of ventilated motor, and described wind power generation unit connects with the mouth of calling prisoners in after letting them out for exercise of described wind-collection cover and is connected.
3. device according to claim 2, is characterized in that: the both sides of described air dam are respectively equipped with some resilient clamp member.
4. device according to claim 3, is characterized in that: be respectively equipped with some straight groovees in the both sides of described air dam, and described resilient clamp member is connected to the both sides of air dam by the screw be arranged in straight groove.
5. the device according to claim 3 or 4, it is characterized in that: described resilient clamp member is U-shaped structure, some shell fragments are arranged with in U-shaped both sides, be provided with screw fixed hole at U-shaped top, and the width of the width dimensions between U-shaped both sides and a radiating fin on ventilated motor shell is suitable.
6. device according to claim 1, it is characterized in that: described wind power generation unit comprises fan blade, generator, fixed support and fixed cover, described fan blade is connected with the rotor of generator, described fixed support is connected with the afterbody of described wind-collection cover, described fixed support is connected with fixed cover, and described fan blade and generator are positioned at the cavity that described fixed support and described fixed cover are formed.
7. device according to claim 1, is characterized in that: described output power supply unit comprises circuit board, fixed base and fixed cover, and described circuit board is positioned at the cavity that fixed base and fixed cover are formed, and described fixed cover is provided with cable lead connector.
8. device according to claim 7, is characterized in that: described fixed base is arranged on the top of the mouth of calling prisoners in after letting them out for exercise of described wind-collection cover.
9. device according to claim 7, is characterized in that: described circuit board comprises rectification circuit and voltage conversion circuit.
10. device according to claim 9, is characterized in that: described circuit board also comprises intrinsically safe circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510980068.5A CN105484943B (en) | 2015-12-23 | 2015-12-23 | A kind of device for the instrument and meter continued power for realizing slewing operation field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510980068.5A CN105484943B (en) | 2015-12-23 | 2015-12-23 | A kind of device for the instrument and meter continued power for realizing slewing operation field |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105484943A true CN105484943A (en) | 2016-04-13 |
| CN105484943B CN105484943B (en) | 2018-03-27 |
Family
ID=55672161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510980068.5A Active CN105484943B (en) | 2015-12-23 | 2015-12-23 | A kind of device for the instrument and meter continued power for realizing slewing operation field |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105484943B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201252447Y (en) * | 2008-09-12 | 2009-06-03 | 永济新时速电机电器有限责任公司 | Air-to-air cooler for motor |
| CN101888148A (en) * | 2009-05-11 | 2010-11-17 | 通用电气公司 | Cooling system and in conjunction with the wind turbine of this cooling system |
| CN102146816A (en) * | 2010-02-05 | 2011-08-10 | 鸿富锦精密工业（深圳）有限公司 | Energy recovery system |
| CN201934258U (en) * | 2011-02-23 | 2011-08-17 | 山东理工大学 | Fan power generation device |
| CN203289241U (en) * | 2013-04-23 | 2013-11-13 | 杭州米格电机有限公司 | Air-cooling heat radiation motor |
| WO2014111577A3 (en) * | 2013-01-18 | 2015-01-22 | Chan Chuen-Yu John | Facility and method for producing mechanical or electrical energy from a fluid at a temperature higher than ambient temperature |
| US8941256B1 (en) * | 2012-10-01 | 2015-01-27 | Amazon Technologies, Inc. | Energy reclamation from air-moving systems |
| CN104471213A (en) * | 2012-07-02 | 2015-03-25 | 斯奈克玛 | Device for ventilating and supplying electrical power to an aircraft engine computer |
| CN204458218U (en) * | 2015-02-05 | 2015-07-08 | 大连中盈能源管理有限公司 | Central air-conditioner cooling fan power generation system |
| CN104810958A (en) * | 2015-04-20 | 2015-07-29 | 陈志国 | Amphibious anti-explosive energy-saving motor |
| CN205260215U (en) * | 2015-12-23 | 2016-05-25 | 上海旗升电气股份有限公司 | Utilize power supply unit of slewing device cooling air |
-
2015
- 2015-12-23 CN CN201510980068.5A patent/CN105484943B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201252447Y (en) * | 2008-09-12 | 2009-06-03 | 永济新时速电机电器有限责任公司 | Air-to-air cooler for motor |
| CN101888148A (en) * | 2009-05-11 | 2010-11-17 | 通用电气公司 | Cooling system and in conjunction with the wind turbine of this cooling system |
| CN102146816A (en) * | 2010-02-05 | 2011-08-10 | 鸿富锦精密工业（深圳）有限公司 | Energy recovery system |
| CN201934258U (en) * | 2011-02-23 | 2011-08-17 | 山东理工大学 | Fan power generation device |
| CN104471213A (en) * | 2012-07-02 | 2015-03-25 | 斯奈克玛 | Device for ventilating and supplying electrical power to an aircraft engine computer |
| US8941256B1 (en) * | 2012-10-01 | 2015-01-27 | Amazon Technologies, Inc. | Energy reclamation from air-moving systems |
| WO2014111577A3 (en) * | 2013-01-18 | 2015-01-22 | Chan Chuen-Yu John | Facility and method for producing mechanical or electrical energy from a fluid at a temperature higher than ambient temperature |
| CN203289241U (en) * | 2013-04-23 | 2013-11-13 | 杭州米格电机有限公司 | Air-cooling heat radiation motor |
| CN204458218U (en) * | 2015-02-05 | 2015-07-08 | 大连中盈能源管理有限公司 | Central air-conditioner cooling fan power generation system |
| CN104810958A (en) * | 2015-04-20 | 2015-07-29 | 陈志国 | Amphibious anti-explosive energy-saving motor |
| CN205260215U (en) * | 2015-12-23 | 2016-05-25 | 上海旗升电气股份有限公司 | Utilize power supply unit of slewing device cooling air |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105484943B (en) | 2018-03-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205141934U (en) | Novel integral type inverter motor | |
| CN205178582U (en) | Charger convulsions cooling structure | |
| CN202841674U (en) | Portable X-ray Generator | |
| CN205260215U (en) | Utilize power supply unit of slewing device cooling air | |
| CN105484943A (en) | Device for achieving continuous power supply of instruments in rotating device operation field | |
| CN204669169U (en) | A kind of integral blower special variable-frequency motor pcb board mounting structure | |
| CN203251191U (en) | Brushless direct current motor | |
| CN203278547U (en) | Motor wind road structure | |
| CN212157000U (en) | Heat radiation structure of solar street lamp | |
| CN204316265U (en) | A new type of motor | |
| CN209856063U (en) | Small-size AC centrifugal fan | |
| CN207732579U (en) | A kind of EC motors | |
| CN202565656U (en) | Outdoor waterproof heat-dissipating structure of frequency converter | |
| CN209045363U (en) | A kind of capacitor facilitating installation | |
| CN210157580U (en) | Electricity saver device | |
| CN218276480U (en) | High-frequency inverter capable of improving heat dissipation performance | |
| CN205029398U (en) | Charger | |
| CN221177344U (en) | Photovoltaic charging assembly and photovoltaic charging device | |
| CN205544800U (en) | Possesses good radiating generator structure | |
| CN203747599U (en) | Rotor pressing ring structure used for mine flame-proof water cooling three-phase asynchronous motor | |
| CN222484001U (en) | A waterproof and portable emergency power supply | |
| CN223472181U (en) | A low-interference high-frequency DC regulated power supply device | |
| CN201985669U (en) | Efficient heat-dissipating fan motor | |
| CN217036808U (en) | Lithium electricity trades power station charger | |
| CN209282999U (en) | A kind of rolling door motor with power-failure protecting function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |