CN107173120A - A kind of integral type automatic air discharging machine - Google Patents
A kind of integral type automatic air discharging machine Download PDFInfo
- Publication number
- CN107173120A CN107173120A CN201710301066.8A CN201710301066A CN107173120A CN 107173120 A CN107173120 A CN 107173120A CN 201710301066 A CN201710301066 A CN 201710301066A CN 107173120 A CN107173120 A CN 107173120A
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- China
- Prior art keywords
- gear
- manual
- shaft
- motor
- air discharging
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
- A01G9/241—Arrangement of opening or closing systems for windows and ventilation panels
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Transmission Devices (AREA)
- Soil Working Implements (AREA)
- Gear Transmission (AREA)
Abstract
The invention belongs to warmhouse booth windbreak technical field, a kind of integral type automatic air discharging machine is refered in particular to.Including frame, reduction box is set in frame, the side of the reduction box, which is provided with motor, the motor shaft of motor, is provided with motor gear；Rotate to be provided with rotary shaft, rotary shaft in the reduction box and be provided with rotation driving gear and rotate driven gear, motor gear engagement rotation driven gear, the rotation driving gear is connected with output shaft by planetary gearsets；Transition gear, the driving wheel engagement rotation driven gear of the transition gear are provided with the reduction box；Rotated on the reduction box and be provided with manual shaft, the inner of manual shaft is arranged with manual gear, and manual gear can engage the driven pulley of transition gear by manual regulating device.The present invention provides a kind of reducing gear of manually, electrically dual-purpose air discharging machine, and its is simple in construction, easy to operate, can also carry out operation of leaking informaton when having a power failure, and is provided safeguard to ensure that peasant economy is taken in.
Description
Technical field
The invention belongs to warmhouse booth windbreak technical field, a kind of integral type automatic air discharging machine is refered in particular to.
Background technology
Warmhouse booth cultivates vegetables has turned into the approach that national peasant becomes better off through one's labour, is improving the same of farmers' income
When, also the vegetable basket of horn of plenty people is made that contribution.At present, the management of rural area ordinary greenhouse there occurs no small change, temperature
The epidemic disaster regulative mode of room greenhouse from manually progressively move towards automation.Wherein the air discharging machine of warmhouse booth is in certain journey
Solved on degree manual adjustment greenhouse leak informaton the wasting time and energy of window, temperature control effect is poor, the problems such as need Attended mode, but existing
The drive link that some greenhouse air blow-off machine drive devices are mainly by the output shaft of motor directly with the window that leaks informaton is connected, by electronic
The opening and closing for the window that leaks informaton are realized in the rotation of machine, and each equipment room correlation degree is high, and there is transmission vibration greatly, and high noise, efficiency is low
Problem, and once occur the special circumstances such as have a power failure, motor breaks down, it is difficult to which emergent to greenhouse progress in time leak informaton manually
Operation, or even the whole canopy crop total crop failure caused by canopy temperature is too high, greatly have impact on the income of peasant.
The content of the invention
Simple in construction there is provided a kind of manually, electrically dual-purpose air discharging machine it is an object of the invention to provide one kind, its structure is simple
It is single, easy to operate, have a power failure when can also carry out operation of leaking informaton, it can be ensured that peasant economy take in provide safeguard.
The object of the present invention is achieved like this：
Reduction box is set in a kind of integral type automatic air discharging machine, including frame, frame, and the side of the reduction box is provided with
Motor gear is installed on motor, the motor shaft of motor；Rotate to be provided with rotary shaft, rotary shaft in the reduction box and be provided with
Rotate driving gear and rotate driven gear, motor gear engagement rotation driven gear, the rotation driving gear passes through planet
Gear train is connected with output shaft；
Transition gear, the driving wheel engagement rotation driven gear of the transition gear are provided with the reduction box；It is described
Rotated on reduction box and be provided with manual shaft, the inner of manual shaft is provided with manual gear, and manual gear can be by adjusting dress manually
Put the driven pulley of engagement transition gear.
Preferably, the manual regulating device includes the back-moving spring being set in manual shaft, and the manual gear is fixed
In manual shaft, manual shaft can overcome the active force of back-moving spring to move axially, and manual gear is engaged transition gear
Driven pulley.
Preferably, the inner end of the manual shaft is provided with protection switch, when the inner end contact protection of manual shaft is switched
When, motor power-off.
Preferably, the planetary gearsets include several planetary gears and install planetary planet carrier, planet tooth
The periphery of wheel is provided with fixed gear ring and movable gear ring, and the fixed gear ring is arranged on reduction box, and the movable gear ring drives
The output shaft rotation.
Preferably, the movable gear ring is integrally formed in the end of the output shaft, and peace is offered in the movable gear ring
Fill to offer on hole, the side wall of mounting hole and protective case, the protective case are provided with more than one stopper slot, the mounting hole
It is sleeved on the end of rotary shaft.
Preferably, the output shaft outer end is provided with sprocket wheel, and the sprocket wheel is rotated by chain；In the chain
Between be provided with guide wheel；The chain both sides are provided with microswitch.
Preferably, position control is provided with the frame, position control includes more than one limiting tooth
Wheel, the position limited gear connects output shaft by measuring driving-chain；Position limited gear periphery, which is extended, pivot protrusion；The limit
Position gear side is provided with journey controller, and journey controller detects the rotation of simultaneously controlled motor by pivot protrusion.
Preferably, the metering driving-chain includes the input gear being sleeved on output shaft, input gear engagement one-level tooth
The driven pulley of wheel, the driving wheel of the one-stage gear engages the driven pulley of secondary gear, the driving wheel engagement of the secondary gear
The position limited gear.
Preferably, the position control also includes prototype gear, and the prototype gear is engaged by tertiary gear and limited
Position gear；Magnet is installed, the prototype gear side is provided with Hall element on the prototype gear.
Preferably, temperature sensor and display are provided with the frame, the temperature sensor electrically connects display.
The present invention is prominent and beneficial compared with prior art to be had the technical effect that：
The present invention it is simple in construction, easy to operate, have a power failure when can also carry out operation of leaking informaton, preferably control greenhouse in
Epidemic disaster, it is ensured that peasant economy income provides safeguard.
The separation that manual gear and transition gear are realized by back-moving spring of the present invention, is realized by the pushing of manual shaft
The engagement of manual gear and transition gear, simple to operate, good energy-conserving effect.When manual gear overmask, protection switch is opened, motor
Dump, can guarantee that the safety of operator.
The present invention is slowed down by planetary gearsets, and its small volume, transmission efficiency are high, output torque is big, transmission accuracy is high etc.
Advantage, the size for the window opening and closing that can effectively control to leak informaton.
The rotary shaft of the present invention connects output shaft by protective case, makes drive mechanism more reliable and more stable, while can reduce
The vibration of transmission, improves the accuracy of transmission.
The present invention by position limited gear and journey controller can effectively control to leak informaton window opening and closing position.This
Invention can accurately measure the folding size for the window that leaks informaton by Hall element, and error is small.
Brief description of the drawings
Fig. 1 is the mounting structure schematic diagram of the present invention.
Fig. 2 is the structural representation of reducing gear of the present invention.
Fig. 3 is the drive mechanism schematic diagram of reducing gear of the present invention.
Fig. 4 is the profile of reducing gear of the present invention.
Fig. 5 is the structural representation of output shaft of the present invention and movable gear ring integral type.
Fig. 6 is the explosive view of the present invention.
Fig. 7 is the explosive view of reducing gear of the present invention.
Fig. 8 is the structural representation of position control of the present invention and chain-wheel mechanism.
Fig. 9 is the drive mechanism schematic diagram of position control of the present invention.
In figure：1- frames；2- reduction boxes；3- motors；4- motor shafts；5- motor gears；6- rotates driving gear；7- is rotated
Driven gear；8- output shafts；9- transition gears；11- manual shafts；12- manual gears；13- back-moving springs；14- protection switch；
15- planetary gears；16- planet carriers；17- fixed gear rings；18- activity gear rings；19- mounting holes；20- stopper slots；21- protective cases；
22- sprocket wheels；23- chains；24- guide wheels；25- microswitches；26- journey controllers；27- pivot protrusions；28- prototype gears；29-
Magnet；30- Hall elements；31- position limited gears；32- rotary shafts；33- limited rollers；34- transformers；35- input gears；36-
One-stage gear；37- secondary gears；38- tertiary gears；40- displays；41- is switched；42- temperature sensors；51- support frames；
52- fixed strips；53- mounting bars；55- acrylic boards；56- drive bearings；The manual bearings of 57-；58- guide blots.
Embodiment
With specific embodiment, the invention will be further described below in conjunction with the accompanying drawings, referring to Fig. 1-9：
A kind of integral type automatic air discharging machine, including frame 1, frame 1 include base, fore shell and rear shell.The base of frame 1 and
Reduction box 2 is provided between shell afterwards, reduction box 2 includes protecgulum, bonnet and drive end bearing bracket.Set on the outside of the bonnet of the reduction box 2
Motor 3 and transformer are equipped with, transformer is powered to circuit board, motor etc..Motor tooth is installed on the motor shaft 4 of the motor 3
Wheel 4；Rotate to be provided with rotary shaft 32, rotary shaft 32 in the reduction box 2 and be provided with rotation driving gear 6 and rotation driven tooth
Wheel 7, the rotation driving gear 6 and rotary shaft 32 are wholely set, and the end of the rotary shaft 32 is provided with rolling bearing 56.Electricity
The engagement rotation driven gear 7 of machine gear 5, the rotation driving gear 6 is connected with output shaft 8 by planetary gearsets.Described turn
The reference diameter of dynamic driving gear 6 is more than the reference diameter for rotating driven gear 7, plays slowing effect.Structure of the present invention
It is simple and convenient to operate, can also carries out operation of leaking informaton when having a power failure, preferably the epidemic disaster in control greenhouse, it is ensured that Nong Minjing
Ji income provides safeguard.
The protecgulum of the reduction box 2 covers to forward to move by transition axis respectively with after is provided with transition gear 9, the transition
The driving wheel engagement rotation driven gear 7 of gear 9；The protecgulum of the reduction box 2 is covered respectively by manual 57 turns of bearing with after
Manual shaft 11 is provided with, the inner of manual shaft 11 has been wholely set manual gear 12, and manual gear 12 can be by adjusting dress manually
Put the driven pulley of engagement transition gear 9.The reference diameter of the driven pulley of transition gear 9 is respectively less than the driving wheel of transition gear 9
And the reference diameter of manual gear 12, it is favorably improved manual efficiency.
Preferably, the manual regulating device includes the back-moving spring 13 being set in manual shaft 11, back-moving spring 13 1
End is connected on manual bearing 57, the other end is connected on the manual gear 12.The manual gear 12 is installed in manual shaft
On 11, the outer end of manual shaft 11, which is provided with handwheel installation position, handwheel installation position, removably installs wheel of shaking the hand.The present invention is logical
The separation that back-moving spring realizes manual gear and transition gear is crossed, when motor is driven, friction can be reduced, the energy is saved；Pass through
The engagement of manual gear and transition gear is realized in the pushing of manual shaft, simple to operate, and operating efficiency is high.
Preferably, the inner end of the manual shaft 11 is provided with protection switch 14, is taken turns inward when shaking the hand on time, manual shaft 11
Inner end can reach the endoporus of dynamic bearing 57, and the sensing button of contact protection switch 14, protection switch 14 works and cut
The power supply of power machine 3, when preventing manually operated, sends a telegram here suddenly, and motor work injures operator, considerably increases the safety of equipment
Performance.
Preferably, the planetary gearsets include several planetary gears 15 and install the planet carrier 16 of planetary gear 15,
The periphery of planetary gear 15 is provided with fixed gear ring 17 and movable gear ring 18, and the outward flange of fixed gear ring 17 is arranged to plum blossom
The mounting groove of correspondingly-shaped is also equipped with shape, the protecgulum of the reduction box 2, the fixed gear ring 17 is arranged on the mounting groove
It is interior.The movable gear ring 18 drives the output shaft 8 to rotate.The planetary gearsets are arranged on by the drive end bearing bracket of reduction box 2
On protecgulum.
Planetary gear speed-reduction has the advantage that:1st, physical dimension is small, and volume is light and handy；2nd, gear range is big, reduction range
Extensively；3rd, transmission efficiency, general efficiency is more than 95%；4th, the processing technology of planetary reducer internal gear is more perfect, essence
Degree is very high, and internal structure is very compact, thus impact resistance is very strong；5th, output torque is high；6th, operate more steady and smooth, make
General all below 65 decibels with middle noise, noise is low.
Preferably, the movable gear ring 18 is integrally formed in the end of the output shaft 8, is opened up in the movable gear ring 18
Have to offer in more than one stopper slot 20, the mounting hole 19 on mounting hole 19, the side wall of mounting hole 19 and be provided with protection
Set 21, the outer end of protective case 21 is provided with flanging and rotary shaft mounting hole, and the protective case 21 is sleeved on rotary shaft 32
End.The inner end of protective case 21 is provided with through hole one, the axial direction of rotary shaft 32 and also offers through hole two, the through hole
One and through hole two be used for lubricating oil entrance, be conducive to parts preferably to work, it is ensured that service life.
Preferably, the outer end of output shaft 8 is provided with sprocket wheel 22 by steady pin, and the sprocket wheel 22 is entered by chain 23
Row is rotated；Guide wheel 24 is provided with the middle of the chain 23, guide wheel 24 is provided with the chain rolling groove for installing chain 23.The chain
23 both sides are provided with microswitch 25 and limited roller 33, and the axis of the limited roller 33 and the axis of guide wheel 24 are arranged on
In same plane, for tensing chain 23 and limiting the position of chain 23.The present invention is provided with two groups of limited rollers 33 and guide wheel
24, and be symmetrically distributed in the both sides of sprocket wheel 22, fore shell is provided at both ends with corresponding chain mounting hole, convenient according to installation position
Put, the chain 23 of left and right different directions is installed.Or, the outer end of output shaft 8 of the invention can install synchronizing wheel and timing belt
It is driven.
The outer end of chain 23 sets finite place piece, and the locating part includes guide blot 58 and nut, and chain 23 is being included
Moved in the groove formed between guide blot 58 and nut, this structure can make the steadily transmission of chain 23, advantageously reduce vibration.
Preferably, position control is provided with the base of the frame 1, position control includes more than one
Position limited gear 31, the position limited gear 31 connects output shaft 8 by measuring driving-chain；The periphery of position limited gear 31, which is extended to have, to be turned
Dynamic projection 27；The side of position limited gear 31 is provided with journey controller 26, and the per revolution of position limited gear 31 is rotated convex
27 signal receiving devices for contacting journey controller 26 are played, journey controller 26 is detected by pivot protrusion 27 and controls electricity
The rotation of machine 3.The present invention is provided with two position limited gears 31 and two journey controllers 26, the size for the window that leaked informaton according to greenhouse,
Rotating forward extreme position and inversion limitation position that energy active control unit is rotated.
Two switches of controlled motor rotating, the opening and closing for the window that leaks informaton for control are provided with the frame 1.
Preferably, the metering driving-chain includes the input gear 35 being sleeved on output shaft 8, and input gear 35 is arranged on
Between drive end bearing bracket and rolling bearing 56, the input gear 35 engages the driven pulley of one-stage gear 36, the one-stage gear 36
Driving wheel engages the driven pulley of secondary gear 37, and the driving wheel of the secondary gear 36 engages the position limited gear 31.One-level tooth
Wheel 36 and secondary gear 37 be reduction gear.
Preferably, the position control also includes prototype gear 28, and the prototype gear 28 passes through tertiary gear 36
Be connected the position limited gear 31；Magnet 29 is installed, the side of prototype gear 28 is provided with Hall on the prototype gear 28
Element 30.By the rotation of prototype gear 28, the position of magnet 29 is changed, and Hall element 30 can be produced according to the magnetic field of change
Raw different voltages, can accurately measure greenhouse according to magnitude of voltage and leak informaton the folding size of window.This structure accurately can control greenhouse to put
The folding size of air regulator, it is ensured that the parameter such as temperature, humidity in greenhouse, it is ensured that the normal growth of agricultural product,
Preferably, temperature sensor 42 and display 40 are provided with the frame 1, the temperature sensor 42 is electrically connected
Display 40, the front end face of display 40 is provided with graduated acrylic board 65.Set on the temperature sensor 42
There is illuminating lamp, facilitate nighttime operation equipment.It is provided with the rear shell of the frame 1 in aviation plug and general supply, the frame 1
It is provided with circuit board, circuit board and is connected with motor 3, transformer 34, the switch elements such as 41.
The greenhouse that the air discharging machine of the present invention can arbitrarily be installed by support frame 51 anywhere, fix by support frame as described above 51
In greenhouse, some mounting bars 53 are fixed with by installation bolt and nut on support frame as described above 51, mounting bar 53 is fixed respectively
In the top and bottom side of frame 1, the top and bottom opposite side of frame 1 is installed with fixed strip 52, the other end of fixed strip 52
It is fixed on mounting bar 53, and forms the rock-steady structure of triangle.Steel wire cable device, steel wire are provided with support frame as described above 51
Abseiling device one end connects the chain, and the other end drives the folding for the window that leaks informaton.
Above-described embodiment is only presently preferred embodiments of the present invention, is not limited the scope of the invention according to this, therefore：It is all according to
The equivalence changes that structure, shape, the principle of the present invention is done, all should be covered by within protection scope of the present invention.
Claims (10)
1. reduction box (2) is set in a kind of integral type automatic air discharging machine, including frame (1), frame (1), it is characterised in that：It is described
The side of reduction box (2) is provided with motor (3), the motor shaft (4) of motor (3) and is provided with motor gear (4)；The reduction box
(2) rotate to be provided with rotary shaft (32), rotary shaft (32) in and be provided with rotation driving gear (6) and rotation driven gear (7),
Motor gear (5) engagement rotation driven gear (7), the rotation driving gear (6) is connected with output shaft by planetary gearsets
(8)；
Transition gear (9), the driving wheel engagement rotation driven gear of the transition gear (9) are provided with the reduction box (2)
(7)；Rotated on the reduction box (2) and be provided with manual shaft (11), the inner of manual shaft (11) is provided with manual gear (12), hand
Moving gear (12) can engage the driven pulley of transition gear (9) by manual regulating device.
2. a kind of integral type automatic air discharging machine according to claim 1, it is characterised in that：The manual regulating device includes
The back-moving spring (13) in manual shaft (11) is set in, the manual gear (12) is installed in manual shaft (11), manual shaft
(11) active force of back-moving spring (13) can be overcome to move axially, and manual gear (12) is engaged transition gear (9)
Driven pulley.
3. a kind of integral type automatic air discharging machine according to claim 2, it is characterised in that：The inner of the manual shaft (11)
Portion is provided with protection switch (14), when the inner end contact protection of manual shaft (11) switchs (14), motor (3) power-off.
4. a kind of integral type automatic air discharging machine according to claim 1 or 2 or 3, it is characterised in that：The planetary gearsets
Planet carrier (16) including several planetary gears (15) and installation planetary gear (15), the periphery of planetary gear (15) is provided with
Fixed gear ring (17) and movable gear ring (18), the fixed gear ring (17) are arranged on reduction box (2), the movable gear ring (18)
The output shaft (8) is driven to rotate.
5. a kind of integral type automatic air discharging machine according to claim 4, it is characterised in that：Movable gear ring (18) one
It is molded in the end of the output shaft (8), the movable gear ring (18) and offers mounting hole (19), the side wall of mounting hole (19)
On offer more than one stopper slot (20), is provided with protective case (21), the protective case (21) in the mounting hole (19)
It is sleeved on the end of rotary shaft (32).
6. a kind of integral type automatic air discharging machine according to claim 1 or 2 or 5, it is characterised in that：The output shaft (8)
Outer end is provided with sprocket wheel (22), and the sprocket wheel (22) is rotated by chain (23)；It is provided with the middle of the chain (23)
Guide wheel (24)；Chain (23) both sides are provided with microswitch (25).
7. a kind of integral type automatic air discharging machine according to claim 1, it is characterised in that：It is provided with the frame (1)
Position control, position control includes more than one position limited gear (31), and the position limited gear (31) passes through metering
Driving-chain connection output shaft (8)；Position limited gear (31) periphery, which is extended, pivot protrusion (27)；The position limited gear (31) one
Side is provided with journey controller (26), and journey controller (26) detects the rotation of simultaneously controlled motor (3) by pivot protrusion (27).
8. a kind of integral type automatic air discharging machine according to claim 7, it is characterised in that：The metering driving-chain includes set
Input gear (35) on output shaft (8), the driven pulley of input gear (35) engagement one-stage gear (36), the one-level tooth
The driven pulley of the driving wheel engagement secondary gear (37) of (36) is taken turns, the driving wheel of the secondary gear (36) engages the limiting tooth
Take turns (31).
9. a kind of integral type automatic air discharging machine according to claim 7 or 8, it is characterised in that：The position control
Also include prototype gear (28), the prototype gear (28) connects position limited gear (31) by tertiary gear (36)；The measurement
Magnet (29) is installed, prototype gear (28) side is provided with Hall element (30) on gear (28).
10. a kind of integral type automatic air discharging machine according to claim 1 or 2 or 3 or 7 or 8, it is characterised in that：The machine
Temperature sensor (42) and display (40), temperature sensor (42) the electrical connection display (40) are provided with frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710301066.8A CN107173120B (en) | 2017-03-18 | 2017-03-18 | Automatic fan that puts of integral type |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710301066.8A CN107173120B (en) | 2017-03-18 | 2017-03-18 | Automatic fan that puts of integral type |
| CN201710162721.6 | 2017-03-18 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710162721.6 Division | 2017-03-18 | 2017-03-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107173120A true CN107173120A (en) | 2017-09-19 |
| CN107173120B CN107173120B (en) | 2021-02-09 |
Family
ID=59831247
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710301066.8A Active CN107173120B (en) | 2017-03-18 | 2017-03-18 | Automatic fan that puts of integral type |
| CN201720665814.6U Expired - Fee Related CN206909275U (en) | 2017-03-18 | 2017-06-09 | A kind of integral type automatic air discharging machine |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720665814.6U Expired - Fee Related CN206909275U (en) | 2017-03-18 | 2017-06-09 | A kind of integral type automatic air discharging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN107173120B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005765A (en) * | 2018-06-13 | 2019-07-12 | 周雨馨 | Shutter fluid drive speed reducer |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107173120B (en) * | 2017-03-18 | 2021-02-09 | 海芯华夏（北京）科技股份有限公司 | Automatic fan that puts of integral type |
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- 2017-03-18 CN CN201710301066.8A patent/CN107173120B/en active Active
- 2017-06-09 CN CN201720665814.6U patent/CN206909275U/en not_active Expired - Fee Related
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107173120B (en) | 2021-02-09 |
| CN206909275U (en) | 2018-01-23 |
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