CN107327730A - A kind of moistureproof ventilated linked portable bulkhead lamp of control - Google Patents
A kind of moistureproof ventilated linked portable bulkhead lamp of control Download PDFInfo
- Publication number
- CN107327730A CN107327730A CN201710612838.XA CN201710612838A CN107327730A CN 107327730 A CN107327730 A CN 107327730A CN 201710612838 A CN201710612838 A CN 201710612838A CN 107327730 A CN107327730 A CN 107327730A
- Authority
- CN
- China
- Prior art keywords
- housing
- mounting seat
- ventilator
- led
- 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.)
- Withdrawn
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
- F21L4/00—Electric lighting devices with self-contained electric batteries or cells
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/14—Adjustable mountings
- F21V21/30—Pivoted housings or frames
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V31/00—Gas-tight or water-tight arrangements
- F21V31/005—Sealing arrangements therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses a kind of moistureproof ventilated linked portable bulkhead lamp of control, including housing, reflection shield, optical lens, LED/light source, mounting seat, power pack and ventilator, the lower end of the housing is connected with reflection shield, the lower end inside of housing is provided with mounting seat, the outer ring of mounting seat offers some exhaust vents, LED/light source is installed in the middle of the downside of mounting seat, the outside of LED/light source is provided with optical lens, power pack is installed on the upside of mounting seat, the crown center of housing, which coordinates to slide, is provided with ventilator, the lower end outer ring of ventilator is provided with many hounds, the lower end of each hound is connected with lower baffle plate, pillar is additionally provided with the top of power pack, the upper end of pillar is provided with overhead gage, touch switch is also equipped with the upside of mounting seat.Structure of the present invention is novel, using easy to control, radiating and illumination linkage control, when not in use with preferably moisture effect, there is very high application value.
Description
Technical field
It is specifically a kind of moistureproof ventilated linked portable bulkhead lamp of control the present invention relates to field of light fittings.
Background technology
Bulkhead lamp is the light fixture used in factory, the production operation area of mine.Bulkhead lamp in usual environment except using
Various illuminating lamps outside, the explosion-proof lamp and anticorrosion lamp also used in particular surroundings, also bulkhead lamp be used for some large-scale height
Layer building.For it is long-term in the poor place of the environmental conditions such as many dirt, humidity, reliably work, bulkhead lamp structure design,
There is particular/special requirement in terms of shell and reflector.Closed type lamp or the logical convection type of oriented glazing should be used in dirty environment
Light fixture；It should be noted that the surface treatment of the seal and reflector of shell in wet environment；General indoor conventional open type light fixture, is adopted
With enamel face reflector, surface oxidation aluminum membranous layer is thicker or scribbles the aluminium reflector of silicon dioxide protective film；In view of production field
Inevitably shaken in institute, fixed light source preferably uses anti-loose lamp socket.Bulkhead lamp has a variety of fixed forms, and general illumination lamp has
The forms such as ceiling, insertion, lifting (using straight tube or chain) and suction wall.Movable local lighting lamp is equipped with corresponding hook, hand
Handle, pinch etc.；Fixed local lighting lamp is typically all securely locked on Work machine with screw or fixed mechanism.In the market
Industrial and mineral modulated structure is single, relatively more traditional, inconvenient using control, and radiating and illumination are unable to coordinated signals, not the moistureproof effect of used time
It is really poor, it is necessary to be improved.
The content of the invention
It is an object of the invention to provide a kind of moistureproof ventilated linked portable bulkhead lamp of control, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the present invention provides following technical scheme：
A kind of moistureproof ventilated linked portable bulkhead lamp of control, including mounting bracket, housing, reflection shield, optical lens, LED
Light source, mounting seat, power pack and ventilator, the lower end of the housing are connected with reflection shield, and the lower end inside of housing is provided with
Seat is filled, mounting seat is fixedly connected with the inner wall sealing of housing, and the outer ring of the mounting seat offers some exhaust vents, the air-out
Hole is that lower end is obliquely installed for 20 ° towards the center of mounting seat, and LED/light source, LED/light source are provided with the middle of the downside of the mounting seat
Outside be provided with optical lens, be provided with power pack, power pack on the upside of the mounting seat and be respectively equipped with battery and PLC controls
Device processed, the crown center of the housing, which coordinates to slide, is provided with ventilator, and ventilator and case top connection are also set on housing
There is ring-type second boss, the inner top of the ventilator, which is provided with the upside of dust-proof wire netting, dust-proof wire netting, is provided with draw ring,
It is provided with the inside of the ventilator on electric machine support, electric machine support and motor is installed, is provided with the downside output shaft of motor
Flabellum, the exterior bottom of the ventilator is provided with the boss of ring-type the 3rd, and the upside of the 3rd boss is provided with multiple support springs, support
The upper end of spring is connected with housing inner top, and the lower end outer ring of the ventilator is provided with many hounds, each hound
Lower end be connected with lower baffle plate, the hound is circumferentially uniformly provided with three, and hound is albronze cylinder, the power supply
It is additionally provided with pillar at the top of box, the upper end of pillar is provided with overhead gage, it is convex that the top left and right sides of the housing is equipped with first
Platform, the mounting bracket is installed by fastening bolt and first boss and fixed, and fastening bolt is to be threadedly coupled with first boss, institute
State and touch switch is also equipped with the upside of mounting seat, the input of the touch switch and battery and PLC electrically connects
Connect, the output end of PLC is electrically connected with LED/light source and motor respectively.
It is used as further scheme of the invention：The housing is the cylindrical tube structure of under shed, and ventilator is two ends
The cylindrical tube of opening.
It is used as further scheme of the invention：It is additionally provided with the side wall of the housing for being charged to battery in power pack
Charging inlet.
It is used as further scheme of the invention：The electric machine support is cross bracket.
It is used as further scheme of the invention：The lower baffle plate is circular ring, and the external diameter of lower baffle plate is less than housing
Internal diameter, the internal diameter of lower baffle plate is more than the circumscribed circle diameter of power pack, and lower baffle plate can be covered to each exhaust vent.
It is used as further scheme of the invention：The overhead gage is circular slab, and the diameter of overhead gage is more than ventilator
Internal diameter, the lower surface of lower baffle plate and the upper surface of overhead gage are equipped with rubber sealant.
It is used as further scheme of the invention：Touch switch is can trigger when the lower baffle plate is close to mounting seat, touch-control is opened
Close to be controlled to LED/light source and motor simultaneously, and touch switch is when upspringing, and LED/light source and motor are triggered work；Touch-control
When switch is pressed, LED/light source and motor are stopped.
It is used as further scheme of the invention：When the lower baffle plate and mounting seat abutting contact, overhead gage and ventilator
Lower end also abutting contact.
Compared with prior art, the beneficial effects of the invention are as follows：The ventilated linked portable bulkhead lamp of control of the protection against the tide, by inciting somebody to action
Mounting bracket sets and is connected with housing into rotation, convenient to carry out angular adjustment；During original state, in the elastic reaction of support spring
Under, lower baffle plate and mounting seat are against, the lower end of overhead gage and ventilator against and the downside of lower baffle plate and the upside of overhead gage are equal
Provided with rubber sealant, the sealing effectiveness in space in housing can be lifted, it is to avoid make moist；, can when needing control bulkhead lamp work
By pulling draw ring, ventilator upward sliding, lower baffle plate is separated with mounting seat, and overhead gage is separated with ventilator lower end, and touch-control
Switch, which is upspring, triggers LED/light source and motor work, can be illuminated, be worked by motor by LED/light source, air is through dust-proof gold
Enter in ventilator, and be drained into from the lower end of ventilator in housing after category net filter dirt, can to being aerated radiating in housing,
Hound both has supporting role, and there is the air in collection heat effect, improving radiating effect, housing to be discharged by exhaust vent again,
It is same to have to the thermolysis of LED/light source and to optical lens and exhaust vent is that lower end is set to mounting seat is centroclinal
The effect of surface drifting dust；The industrial and mineral modulated structure is novel, using easy to control, radiating and illumination linkage control, has when not in use
There is preferably moisture effect, there is very high application value.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Structural representation when Fig. 2 uses for the present invention.
Fig. 3 is the structural representation inside ventilator in the present invention.
Fig. 4 is the present invention looks up structural representation of mounting seat in the present invention.
In figure：1- mounting brackets, 2- fastening bolts, 3- housings, 4- lower baffle plates, 5- reflection shields, 6- exhaust vents, 7- touch-controls are opened
Close, 8- optical lenses, 9-LED light sources, 10- mounting seats, 11- power packs, 12- hounds, 13- pillars, 14- overhead gages, 15- the
One boss, 16- support springs, 17- second boss, 18- ventilators, 19- draw rings, the boss of 20- the 3rd, the dust-proof wire nettings of 21-,
22- motors, 23- electric machine supports, 24- flabellums.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Refer in Fig. 1~4, the embodiment of the present invention, a kind of moistureproof ventilated linked portable bulkhead lamp of control, including branch is installed
Frame 1, housing 3, reflection shield 5, optical lens 8, LED/light source 9, mounting seat 10, power pack 11 and ventilator 18, the housing 3 is
The cylindrical tube structure of under shed, the lower end of housing 3 is connected with reflection shield 5, and the lower end inside of housing 3 is provided with mounting seat
10, mounting seat 10 is fixedly connected with the inner wall sealing of housing 3, and the outer ring of the mounting seat 10 offers some exhaust vents 6, air-out
Hole 6 is that lower end is obliquely installed for 20 ° towards the center of mounting seat 10, and LED/light source 9 is provided with the middle of the downside of the mounting seat 10,
The outside of LED/light source 9 is provided with optical lens 8, can be illuminated by LED/light source 9.
The upside of the mounting seat 10 is provided with power pack 11, power pack 11 and is respectively equipped with battery and PLC,
The charging inlet (not shown) for being charged to battery in power pack 11, the housing 3 are additionally provided with the side wall of the housing 3
Crown center coordinate to slide and be provided with ventilator 18, ventilator 18 and the connection of the top of housing 3 are additionally provided with ring-type the on housing 3
Two boss 17, sealing and stability that ventilator 18 is slided up and down can be lifted by second boss 17, and the ventilator 18 is
The cylindrical tube of both ends open, the inner top of ventilator 18 is provided with dust-proof wire netting 21, the upside peace of dust-proof wire netting 21
Equipped with draw ring 19, ventilator 18 can be pulled by draw ring 19, the inner side of the ventilator 18 is provided with electric machine support 23,
Electric machine support 23 is to be provided with motor 22, the downside output shaft of motor 22 to be provided with fan on cross bracket, electric machine support 23
Leaf 24, drives flabellum 24 to rotate, device ventilation and heat can be cooled, the exterior bottom of the ventilator 18 is provided with by motor 22
The boss 20 of ring-type the 3rd, the upside of the 3rd boss 20 is provided with multiple support springs 16, and the upper end of support spring 16 in housing 3 with pushing up
Portion is connected, and ventilator 18 can be flexibly supported by support spring 16, and the lower end outer ring of the ventilator 18 is provided with many
Hound 12, the lower end of each hound 12 is connected with lower baffle plate 4, and the lower baffle plate 4 is outside circular ring, lower baffle plate 4
Footpath is less than the internal diameter of housing 3, and the internal diameter of lower baffle plate 4 is more than the circumscribed circle diameter of power pack 11, and lower baffle plate 4 can be to each air-out
Hole 6 is covered, and the top of the power pack 11 is additionally provided with pillar 13, and the upper end of pillar 13 is provided with overhead gage 14, the overhead gage
14 be circular slab, and the diameter of overhead gage 14 is more than the internal diameter of ventilator 18, and the lower end of ventilator 18 can be hidden by overhead gage 14
Lid, further, the lower surface of the lower baffle plate 4 and the upper surface of overhead gage 14 are equipped with rubber sealant, can lift its close
Feng Xing, it is to avoid moisture is entered in housing 3.
The top left and right sides of the housing 3 is equipped with first boss 15, the mounting bracket 1 by fastening bolt 2 with
First boss 15, which is installed, fixes, and fastening bolt 2, to be threadedly coupled, by being loosened to fastening bolt 2, can adjust with first boss 15
Angle between mounting bracket 1 and housing 3, and then change illumination direction, it is convenient, flexible.
The upside of the mounting seat 10 is also equipped with touch switch 7, and touch-control is can trigger when lower baffle plate 4 is close to mounting seat 10
Switch 7, the touch switch 7 and battery and the input of PLC are electrically connected with, the output end difference of PLC
It is electrically connected with LED/light source 9 and motor 22, touch switch 7 can be controlled to LED/light source 9 and motor 22 simultaneously, and touch-control is opened
7 are closed when upspringing, LED/light source 9 and motor 22 are triggered work；When touch switch 7 is pressed, LED/light source 9 and motor 22 stop work
Make.
In embodiment, the hound 12 is circumferential to be uniformly provided with three, and hound 12 is albronze cylinder, by oblique
Strut 12 has certain radiating effect.
In embodiment, when the lower baffle plate 4 is with 10 abutting contact of mounting seat, the lower end of overhead gage 14 and ventilator 18 is also supported
It is abutted against tactile.
The ventilated linked portable bulkhead lamp of control of the protection against the tide, is connected by setting to rotate mounting bracket 1 with housing 3, convenient
Carry out angular adjustment；During original state, under the elastic reaction of support spring 16, lower baffle plate 4 and mounting seat 10 are against overhead gage
14 with the lower end of ventilator 18 against and the downside of lower baffle plate 4 and the upside of overhead gage 14 are equipped with rubber sealant, can be lifted
The sealing effectiveness in space in housing 3, it is to avoid make moist；, can be by pulling draw ring 19, ventilator when needing control bulkhead lamp work
18 upward slidings, lower baffle plate 4 is separated with mounting seat 10, and overhead gage 14 is separated with the lower end of ventilator 18, and shape as shown in Figure 2 is presented
State, and touch switch 7 upspring triggering LED/light source 9 and motor 22 work, can be illuminated by LED/light source 9, pass through motor 22
Work, air is entered in ventilator 18 after filtering dirt through dust-proof wire netting 21, and is drained into housing 3 from the lower end of ventilator 18
It is interior, can be to being aerated radiating in housing 3, hound 12 both has supporting role, has collection heat effect, heat radiation effect again
Really, the air in housing 3 is discharged by exhaust vent 6, and exhaust vent 6 is that lower end is set to mounting seat 10 is centroclinal, same tool
There is the thermolysis to LED/light source 9 and to the surface drifting dust of optical lens 8；The industrial and mineral modulated structure is novel, uses control
Convenient, radiating and illumination linkage control, when not in use with preferably moisture effect, there is very high application value.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the claim involved by limitation.
The above is only the preferred embodiment of the present invention, it is noted that for those skilled in the art, not
On the premise of departing from present inventive concept, several modifications and improvements can also be made, these should also be considered as the protection model of the present invention
Enclose, these effects and practical applicability for implementing all without the influence present invention.
Claims (8)
1. a kind of moistureproof ventilated linked portable bulkhead lamp of control, including mounting bracket (1), housing (3), reflection shield (5), optical lens
Mirror (8), LED/light source (9), mounting seat (10), power pack (11) and ventilator (18), it is characterised in that under the housing (3)
End is connected with reflection shield (5), and the lower end inside of housing (3) is provided with mounting seat (10), mounting seat (10) and the inwall of housing (3)
It is sealedly and fixedly connected, the outer ring of the mounting seat (10) offers some exhaust vents (6), and the exhaust vent (6) is lower end direction
20 ° of the center of mounting seat (10) is obliquely installed, and LED/light source (9), LED/light source are provided with the middle of the downside of the mounting seat (10)
(9) outside, which is provided with the upside of optical lens (8), the mounting seat (10), is provided with power pack (11), divides in power pack (11)
Not She You battery and PLC, the crown center of the housing (3), which coordinates to slide, is provided with ventilator (18), ventilator
(18) and connected at the top of housing (3) and be additionally provided with ring-type second boss (17), the interior top of the ventilator (18) on housing (3)
Portion, which is provided with the upside of dust-proof wire netting (21), dust-proof wire netting (21), is provided with draw ring (19), the ventilator (18) it is interior
Side, which is provided with electric machine support (23), electric machine support (23), is provided with motor (22), is installed on the downside output shaft of motor (22)
There is flabellum (24), the exterior bottom of the ventilator (18), which is provided with the upside of the boss (20) of ring-type the 3rd, the 3rd boss (20), to be set
There are multiple support springs (16), upper end and housing (3) inner top of support spring (16) are connected, the ventilator (18)
Lower end outer ring is provided with many hounds (12), and the lower end of each hound (12) is connected with lower baffle plate (4), the hound (12)
Three are circumferentially uniformly provided with, and hound (12) is to be additionally provided with pillar at the top of albronze cylinder, the power pack (11)
(13), the upper end of pillar (13) is provided with overhead gage (14), and the top left and right sides of the housing (3) is equipped with first boss
(15), the mounting bracket (1) is installed by fastening bolt (2) and first boss (15) and fixed, fastening bolt (2) and first convex
Platform (15) is that touch switch (7) is also equipped with the upside of threaded connection, the mounting seat (10), the touch switch (7) and storage
Battery and the input of PLC are electrically connected with, and the output end of PLC is electric with LED/light source (9) and motor (22) respectively
Property connection.
2. the ventilated linked portable bulkhead lamp of control of protection against the tide according to claim 1, it is characterised in that the housing (3) is
The cylindrical tube structure of under shed, ventilator (18) is the cylindrical tube of both ends open.
3. the ventilated linked portable bulkhead lamp of control of protection against the tide according to claim 1, it is characterised in that the housing (3)
The charging inlet for being charged to the interior battery of power pack (11) is additionally provided with the wall of side.
4. the ventilated linked portable bulkhead lamp of control of protection against the tide according to claim 1, it is characterised in that the electric machine support
(23) it is cross bracket.
5. the ventilated linked portable bulkhead lamp of control of protection against the tide according to claim 1, it is characterised in that the lower baffle plate (4)
For circular ring, the external diameter of lower baffle plate (4) is less than the internal diameter of housing (3), and the internal diameter of lower baffle plate (4) is more than power pack (11)
Circumscribed circle diameter, and lower baffle plate (4) can cover to each exhaust vent (6).
6. the portable bulkhead lamp of moistureproof ventilated linked control according to claim 1 or 5, it is characterised in that the overhead gage
(14) it is circular slab, and internal diameter of the diameter more than ventilator (18) of overhead gage (14), the lower surface and overhead gage of lower baffle plate (4)
(14) upper surface is equipped with rubber sealant.
7. the ventilated linked portable bulkhead lamp of control of protection against the tide according to claim 1, it is characterised in that the lower baffle plate (4)
Touch switch (7) is can trigger when being close to mounting seat (10), touch switch (7) can enter to LED/light source (9) and motor (22) simultaneously
Row control, and touch switch (7) is when upspringing, LED/light source (9) and motor (22) are triggered work；When touch switch (7) is pressed,
LED/light source (9) and motor (22) are stopped.
8. the ventilated linked portable bulkhead lamp of control of protection against the tide according to claim 6, it is characterised in that the lower baffle plate (4)
During with mounting seat (10) abutting contact, the lower end of overhead gage (14) and ventilator (18) also abutting contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710612838.XA CN107327730A (en) | 2017-07-25 | 2017-07-25 | A kind of moistureproof ventilated linked portable bulkhead lamp of control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710612838.XA CN107327730A (en) | 2017-07-25 | 2017-07-25 | A kind of moistureproof ventilated linked portable bulkhead lamp of control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107327730A true CN107327730A (en) | 2017-11-07 |
Family
ID=60227208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710612838.XA Withdrawn CN107327730A (en) | 2017-07-25 | 2017-07-25 | A kind of moistureproof ventilated linked portable bulkhead lamp of control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107327730A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113203057A (en) * | 2021-05-06 | 2021-08-03 | 深圳市诺冠科技有限公司 | Mining lamp structure with adjustable fall to ground |
| CN114137785A (en) * | 2021-11-09 | 2022-03-04 | 许志伟 | Digital projector for live network |
-
2017
- 2017-07-25 CN CN201710612838.XA patent/CN107327730A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113203057A (en) * | 2021-05-06 | 2021-08-03 | 深圳市诺冠科技有限公司 | Mining lamp structure with adjustable fall to ground |
| CN114137785A (en) * | 2021-11-09 | 2022-03-04 | 许志伟 | Digital projector for live network |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171107 |