CN208638033U - A kind of transversal ventilation heat dissipation waterproof dynamic compensating device - Google Patents
A kind of transversal ventilation heat dissipation waterproof dynamic compensating device Download PDFInfo
- Publication number
- CN208638033U CN208638033U CN201821194008.6U CN201821194008U CN208638033U CN 208638033 U CN208638033 U CN 208638033U CN 201821194008 U CN201821194008 U CN 201821194008U CN 208638033 U CN208638033 U CN 208638033U
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- cabinet body
- heat dissipation
- wiper blade
- shell
- air
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- 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
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a kind of transversal ventilation heat dissipation waterproof dynamic compensating devices, including cabinet body, radiator window is provided at left and right sides of cabinet body, air compartment is provided with out at the top of cabinet body, outlet air is provided with radiator fan in room, it is provided with several in cabinet body and is transversely mounted plate, interior of the cabinet is separated out several accommodation spaces by being transversely mounted plate, filter and safety allowance device are provided in accommodation space, radiator window includes the air inlet hole being provided on cabinet body side wall, Air Filter is provided on the inside of air inlet hole, it further include the shell for being mounted on cabinet body inside sidewalls, plate is transversely mounted to be fixed on shell, it is heat dissipation channel between shell and air inlet hole, heat dissipation channel is connected to air compartment out, several heat dissipation apertures are evenly equipped on shell, several anti-wiper blades are arranged in parallel in heat dissipation channel, one end of anti-wiper blade is connect with shell, adjacent anti-wiper blade Between constitute tortuous channel.Present apparatus heat release hole is arranged on two sidecar walls to improve heat dissipation effect, while can guarantee safety coefficient.
Description
Technical field
The utility model belongs to field of electrical equipment, and in particular to arrives a kind of Reactive Compensation Device.
Background technique
Existing Reactive Compensation Device is usually to install and use passive filter and the combination of safety allowance device, nothing
Source filter is formed by power capacitor, reactor and resistor in series；Existing device cabinet is to be mounted on the two combination
In cabinet body, and the cooling system of existing apparatus cabinet is usually that heat dissipation chamber is arranged on the top of device cabinet, is provided in heat dissipation chamber
Radiator fan is provided with vent passages in the bottom of cabinet body, but when actually heat dissipation, there is only radiator fan noises
Big problem, there is also the air entered from vent passages can under the action of radiator fan directly against the inner wall of cabinet body up
Flowing, then sheds from the heat dissipation chamber at top, and the air filled into has no idea to enter interior of the cabinet progress radiating and cooling, causes
The heat dissipation effect of this structure is excessively poor.
Notification number is that the Chinese utility model of CN206211350U discloses a kind of Reactive Compensation Device cabinet, including bottom
Seat；The quadrangle of the pedestal is separately installed with a support post；The upper end of four support posts is equipped with upper plate；On and
Heat dissipation chamber is also equipped with above bottom plate；And it is mounted between two support posts in left side and two support posts on right side
Lateral side crossbeam.The cabinet body of the utility model is that inlet air plenum and out air compartment are arranged on two diagonal support columns, opens and dissipates
After Hot-air fan, the air outside cabinet body enters in inlet air plenum from the external air inlet hole of inlet air plenum, then enters cabinet body from interior air inlet hole
It is interior, air compartment then is entered out from each air outlet of air compartment out again, is finally entered from the air outlet of air compartment the top out scattered
Hot cell is discharged in air, and such design is not arranged in the two sides of cabinet body first is that by heat release hole setting on support post
On cabinet wall and cabinet door, maintains the integrality of cabinet body and improve safety coefficient；And enter air be entirely from a left side to
The right side is passed through from cabinet body, can directly take away the intracorporal heat of cabinet, and interior air inlet hole and air outlet are in each mounting plate
Lower section be all arranged, on each piece of mounting plate in this way passive filter and safety allowance device can directly be radiated, and be dissipated
Thermal effect is very good.
But the wind of this radiating mode all enters from the inlet air plenum on support column, influences intake, and then influence heat dissipation
Effect, if but heat release hole is set on two sidecar walls of cabinet body, cabinet body be easy ventilation while bring dust, water into, or
Person has dust particle, splashing to enter interior of the cabinet along heat release hole in some special working environments, influences dynamic compensating device
Reliability, that is, reduce the safety coefficient of dynamic compensating device, therefore, it is necessary to two sidecars that cabinet body is arranged in a kind of heat release hole
To improve heat dissipation effect on wall, while guaranteeing the Reactive Compensation Device of safety coefficient.
Utility model content
The purpose of this utility model is that: in view of the above-mentioned problems, providing a kind of transversal ventilation heat dissipation waterproof dynamic compensation dress
It sets, which is arranged in improve heat dissipation effect on two sidecar walls of cabinet body, while can guarantee safety coefficient.
The technical solution adopted in the utility model is as follows:
A kind of transversal ventilation heat dissipation waterproof dynamic compensating device, including cabinet body, the cabinet body left and right sides are provided with heat dissipation
Window, the cabinet body top are provided with out air compartment, radiator fan are provided in the outlet air room, is provided with several in the cabinet body
It is transversely mounted plate, the interior of the cabinet is separated out several accommodation spaces by being transversely mounted plate, is provided in the accommodation space
Filter and safety allowance device, the radiator window include the air inlet hole being provided on the cabinet body side wall, the air inlet hole
Inside is provided with Air Filter, further includes the shell for being mounted on cabinet body inside sidewalls, and the plate that is transversely mounted is fixed on the shell
On, it is heat dissipation channel between the shell and the air inlet hole, the heat dissipation channel is connected to the air compartment out, on the shell
Several heat dissipation apertures are evenly equipped with, are arranged in parallel with several anti-wiper blades in the heat dissipation channel, the one of the anti-wiper blade
End is connect with the shell, and the anti-wiper blade is arranged perpendicular to ground；Tortuous channel is constituted between adjacent anti-wiper blade.
Further, the section of the anti-wiper blade is sine curve, and the anti-wiper blade includes at least 2 wave crests；And
The distance between adjacent anti-wiper blade is not more than the half of crest height；
Further, the anti-wiper blade is at least two sequentially connected V-type plates, and between adjacent anti-wiper blade
Distance is not more than the half of V-type plate width.
Further, the plate that is transversely mounted includes copper billet, and the filter and safety allowance device connect with copper billet
It connects, the both ends of copper billet are connect with shell.
Further, the shell, anti-wiper blade material be aluminium alloy or copper alloy.
Further, the bottom of cabinet bulk is provided with the vent passages of perforation cabinet body left side wall and right side wall, the ventilation
Channel is connected to the heat dissipation channel.
Further, the two-port of the vent passages is provided with Air Filter.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
1, in the utility model, the two sides of cabinet body are provided with radiator window, wind under the action of the radiator fan of air compartment out,
After air inlet hole entrance, go out upwards along heat dissipation channel from air compartment out, while hot-air meeting and cabinet body in every layer of accommodation space
The heat dissipation channel of two sides is taken away the work of the equipment in every layer of accommodation space and is produced by the heat dissipation keyhole formation convection current on shell
Raw heat.Since the setting of the air inlet hole on cabinet body two sidewalls can guarantee the required intake that radiates, and then guarantee heat dissipation
Effect.In order to avoid dust particle, splashing enter in the intracorporal accommodation space of cabinet from air inlet hole, it is vertically arranged in heat dissipation channel
Several anti-wiper blades, so that the dust particle entered from air inlet hole or the water being splashed into can be blocked between anti-wiper blade,
To be fallen then along longitudinal waterproof blade surface, to improve the reliability and safety coefficient of the present apparatus.Anti- waterleaf
Tortuous channel is constituted between piece, when dust particle, water enter from any direction of cabinet body side wall, can be blocked by anti-wiper blade,
And then the distance between anti-wiper blade runs out of dynamic but also the water, the dust particle that are splashed into can reflect between anti-wiper blade
Water, dust particle are flowed down along the surface of anti-wiper blade after energy.
2, the utility model shows the specific embodiment of two kinds of anti-wiper blades, and the section of anti-wiper blade is sinusoidal bent
Line, anti-wiper blade includes at least 2 wave crests, and the distance between adjacent anti-wiper blade is not more than the half of crest height；Or
The section of the anti-wiper blade is several connected V words, and the distance between adjacent anti-wiper blade is no more than V-type plate width
Half.When dust particle, water enter from any direction of cabinet body side wall, it can be blocked by anti-wiper blade, and between anti-wiper blade
Then distance runs out of water, dust particle edge after kinetic energy but also the water, the dust particle that are splashed into can reflect between anti-wiper blade
The surface of anti-wiper blade flows down.
3, in the utility model, being transversely mounted plate includes copper billet, since the filter and safety of every layer of accommodation space are mended
The heat for repaying device can be absorbed and be conducted by copper billet, and heat dissipation effect is obviously improved, and the utility model is in long-term nominal operation electricity
Tens degree of only temperature rise are flowed down, existing product in the market is significantly better than.
4, in the utility model, shell, anti-wiper blade are aluminium alloy or copper alloy, and because of one end of anti-wiper blade
It is connect with shell, and shell is due to including that copper billet is transversely mounted plate connection, i.e., anti-wiper blade also plays cooling fin simultaneously
Effect, wind is from the heat being transmitted to copper billet in anti-wiper blade is also taken away when flowing through in anti-wiper blade, to further improve
Heat dissipation effect.Meanwhile the water being splashed into can also be dried when waterproof vane heat dissipating, further increase the reliability of the utility model.
5, in the utility model, in order to increase heat dissipation effect, bottom of cabinet bulk is provided with vent passages, vent passages and heat dissipation
Channel connection, when the water in anti-wiper blade is not oven-dried in time, water will fall along anti-blade, then from vent passages
It distributes.And the Air Filter of channel two-port setting can also hinder dust particle to enter inside device with the wind.
Detailed description of the invention
Fig. 1 is the ventilation schematic diagram of the utility model；
Fig. 2 is the radiator window schematic diagram of the utility model；
Fig. 3 is the heat dissipation aperture schematic diagram of the utility model；
Fig. 4 is the radiator window schematic diagram of the anti-wiper blade of V-type plate of the utility model；
Marked in the figure: 1- cabinet body, 101- goes out air compartment, 102- heat dissipation channel, 103- vent passages, 2- radiator fan, 3- cross
To mounting plate, 4- air inlet hole, 5- Air Filter, 6- shell, 601- heat dissipation aperture, the anti-wiper blade of 7-.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
A kind of transversal ventilation radiates waterproof dynamic compensating device, including cabinet body 1, is provided with heat dissipation at left and right sides of cabinet body 1
Window is provided with out air compartment 101 at the top of cabinet body 1, is provided with radiator fan 2 in air compartment 101 out, several cross are provided in cabinet body 1
To mounting plate 3, several accommodation spaces are separated out by being transversely mounted plate 3 inside cabinet body 1, are provided with filter in accommodation space
With safety allowance device, radiator window includes the air inlet hole 4 being provided on 1 side wall of cabinet body, is provided with Air Filter 5 on the inside of air inlet hole 4,
Further include the shell 6 for being mounted on 1 inside sidewalls of cabinet body, is transversely mounted plate 3 and is fixed on shell 6, between shell 6 and air inlet hole 4
That is heat dissipation channel 102, heat dissipation channel 102 are connected to air compartment 101 out, several heat dissipation apertures 601, heat dissipation are evenly equipped on shell 6
Several anti-wiper blades 7 are arranged in parallel in channel 102, one end of anti-wiper blade 7 is connect with shell 6, anti-wiper blade 7 perpendicular to
Ground setting；Tortuous channel is formed between adjacent anti-wiper blade.
Further, the section of anti-wiper blade 7 is sine curve, and anti-wiper blade 7 includes at least 2 wave crests；And it is adjacent anti-
The distance between wiper blade 7 is not more than the half of crest height；
Further, anti-wiper blade 7 is at least two sequentially connected V-type plates, and the distance between adjacent anti-wiper blade 7
No more than the half of V-type plate width.
Further, being transversely mounted plate 3 includes copper billet, and filter and safety allowance device are connect with copper billet, copper billet
Both ends connect with shell 6.
Further, shell 6, anti-wiper blade 7 material be aluminium alloy or copper alloy.
Further, 1 bottom of cabinet body is provided with the vent passages 103 of perforation 1 left side wall of cabinet body and right side wall, vent passages
103 are connected to heat dissipation channel 102.
Further, the two-port of vent passages 103 is provided with Air Filter 5.
Working principle: being provided with radiator window in the two sides of cabinet body 1, wind under the action of radiator fan 2 of air compartment 101 out,
After the entrance of the vent passages 103 of air inlet hole 4 and bottom, go out at the top of air compartment 101 out along heat dissipation channel 102 upwards, simultaneously
Hot-air in every layer of accommodation space can pass through the formation pair of heat dissipation aperture 601 on shell 6 with the heat dissipation channel 12 of 1 two sides of cabinet body
Stream, and then take away the heat that the work of the equipment in every layer of accommodation space generates.Due to the air inlet hole 4 on 1 two sidewalls of cabinet body, heat dissipation
The setting of aperture 601 can guarantee the required intake that radiates, and then guarantee heat dissipation effect.In order to avoid dust particle, splashing
Enter in the intracorporal accommodation space of cabinet from air inlet hole 4, several anti-wiper blades 7 are vertically arranged in heat dissipation channel 102, so that from
The dust particle of the entrance of air inlet hole 4 or the water being splashed into can be blocked between anti-wiper blade 7, to prevent then along longitudinal
7 surface of wiper blade is fallen, and is then distributed from vent passages 103.To improve reliability and the safety system of the present apparatus
Number.The two-port of vent passages 103 is provided with Air Filter 5, and the Air Filter 5 of 103 two-port of vent passages setting can also hinder
Dust particle enters inside device with the wind.Because be transversely mounted plate 3 include copper billet, due to every layer of accommodation space filter and
The heat of safety allowance device can be absorbed and be conducted by copper billet, and heat dissipation effect is obviously improved, and the utility model is long-term specified
Only tens degree of temperature rise under operating current, are significantly better than existing product in the market.Shell 6, anti-wiper blade 7 material be aluminium
Alloy or copper alloy.And because one end of anti-wiper blade 7 is connect with shell 6, and shell 6 is due to including being transversely mounted for copper billet
Plate 3 connects, i.e., anti-wiper blade 7 also plays the effect of cooling fin simultaneously, and wind is also taken away when flowing through from anti-wiper blade 7 by copper
Block is transmitted to the heat in anti-wiper blade 7, to further improve heat dissipation effect.Meanwhile it can also be incited somebody to action when waterproof vane heat dissipating
The water drying being splashed into, further increases the reliability of the utility model.It is not connected to air compartment out at the top of the accommodation space of top,
To avoid accumulation dust.
Embodiment 1
A kind of transversal ventilation radiates waterproof dynamic compensating device, including cabinet body 1, is provided with heat dissipation at left and right sides of cabinet body 1
Window is provided with out air compartment 101 at the top of cabinet body 1, is provided with radiator fan 2 in air compartment 101 out, several cross are provided in cabinet body 1
To mounting plate 3, several accommodation spaces are separated out by being transversely mounted plate 3 inside cabinet body 1, are provided with filter in accommodation space
With safety allowance device, radiator window includes the air inlet hole 4 being provided on 1 side wall of cabinet body, is provided with Air Filter 5 on the inside of air inlet hole 4,
Further include the shell 6 for being mounted on 1 inside sidewalls of cabinet body, is transversely mounted plate 3 and is fixed on shell 6, between shell 6 and air inlet hole 4
That is heat dissipation channel 102, heat dissipation channel 102 are connected to air compartment 101 out, several heat dissipation apertures 601, heat dissipation are evenly equipped on shell 6
Several anti-wiper blades 7 are arranged in parallel in channel 102, one end of anti-wiper blade 7 is connect with shell 6, anti-wiper blade 7 perpendicular to
Ground setting；Tortuous channel is formed between adjacent anti-wiper blade 7.
Preferably, the section of anti-wiper blade 7 is sine curve, and anti-wiper blade 7 includes at least 2 wave crests；And adjacent waterproof
The distance between blade 7 is not more than the half of crest height；
Another preferred embodiment, anti-wiper blade 7 are at least two sequentially connected V-type plates, and between adjacent anti-wiper blade 7
Distance be not more than V-type plate width half.
In the present embodiment, the two sides of cabinet body 1 are provided with radiator window, effect of the wind in the radiator fan 2 of air compartment 101 out
Under, after the entrance of air inlet hole 4, go out at the top of air compartment 101 out along heat dissipation channel 102 upwards, while in every layer of accommodation space
Hot-air can form convection current by the heat dissipation aperture 601 on shell 6 with the heat dissipation channel 12 of 1 two sides of cabinet body, and then take away every layer
The heat that equipment work in accommodation space generates.Since the setting of air inlet hole 4, the aperture 601 that radiates on 1 two sidewalls of cabinet body can
To guarantee the required intake of heat dissipation, and then guarantee heat dissipation effect.In order to avoid dust particle, splashing enter cabinet from air inlet hole 4
In intracorporal accommodation space, several anti-wiper blades 7 are vertically arranged in heat dissipation channel 102, so that enter from air inlet hole 4
Dust particle or the water being splashed into can be blocked between anti-wiper blade 7, thus then along longitudinal 7 surface of anti-wiper blade
It falls, to improve the reliability and safety coefficient of the present apparatus.
When dust particle, water enter from any direction of 1 side wall of cabinet body, it can be blocked by anti-wiper blade 7, and anti-wiper blade 7
The distance between but also the dust particle, the water that are splashed into can reflect between anti-wiper blade 7, water is along anti-after then ruing out of kinetic energy
The surface of wiper blade 7 flows down.
Embodiment 2
On the basis of embodiment 1, being transversely mounted plate 3 includes copper billet, and filter and safety allowance device are and copper billet
Connection, the both ends of copper billet are connect with shell 6.
In the present embodiment, being transversely mounted plate 3 includes copper billet, due to the filter and safety allowance dress of every layer of accommodation space
The heat set can be absorbed and be conducted by copper billet, and heat dissipation effect is obviously improved, the present embodiment under long-term rated operational current only
Tens degree of temperature rise, it is significantly better than existing product in the market.
Embodiment 3
On the basis of embodiment 2, shell 6, anti-wiper blade 7 material be aluminium alloy or copper alloy.And it is because anti-
One end of wiper blade 7 is connect with shell 6, and shell 6 is due to including that the plate 3 that is transversely mounted of copper billet connects, i.e., anti-wiper blade 7 is same
When also play the effect of cooling fin, wind is from also taking away the heat being transmitted to copper billet in anti-wiper blade 7 when flowing through in anti-wiper blade 7
Amount, to further improve heat dissipation effect.Meanwhile the water being splashed into can also be dried when waterproof vane heat dissipating, it further increases
The reliability of the present embodiment.
Embodiment 4
On the basis of embodiment 1, in order to increase heat dissipation effect, 1 bottom of cabinet body is provided with perforation 1 left side wall of cabinet body and the right side
The vent passages 103 of side wall, vent passages 103 are connected to heat dissipation channel 102.The two-port of vent passages 103 is provided with anti-
Dirt net 5.When the water in anti-wiper blade 7 is not oven-dried in time, water will fall along anti-blade, then from vent passages 103
In distribute.And the Air Filter 5 of 103 two-port of vent passages setting can also hinder dust particle to enter inside device with the wind.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (7)
- The waterproof dynamic compensating device 1. a kind of transversal ventilation radiates, including cabinet body (1), cabinet body (1) left and right sides are respectively provided with There is radiator window, be provided with out air compartment (101) at the top of the cabinet body (1), is provided with radiator fan (2) in air compartment (101) out, It is provided with several in the cabinet body (1) to be transversely mounted plate (3), the cabinet body (1) is internal by being transversely mounted plate (3) if being separated out An accommodation space is done, is provided with filter and safety allowance device in the accommodation space, it is characterised in that: the radiator window Including the air inlet hole (4) being provided on the cabinet body (1) side wall, Air Filter (5) are provided on the inside of the air inlet hole (4), are also wrapped The shell (6) for being mounted on cabinet body (1) inside sidewalls is included, the plate (3) that is transversely mounted is fixed on the shell (6), the shell Between body (6) and the air inlet hole (4) i.e. heat dissipation channel (102), the heat dissipation channel (102) and described air compartment (101) out connect It is logical, it is evenly equipped with several heat dissipations aperture (601) on the shell (6), is arranged in parallel with several in the heat dissipation channel (102) One end of anti-wiper blade (7), the anti-wiper blade (7) is connect with the shell (6), and the anti-wiper blade (7) is perpendicular to ground Setting；Tortuous channel is constituted between adjacent anti-wiper blade (7).
- The waterproof dynamic compensating device 2. a kind of transversal ventilation according to claim 1 radiates, it is characterised in that: the waterproof The section of blade (7) is sine curve, and the anti-wiper blade (7) includes at least 2 wave crests；And between adjacent anti-wiper blade (7) Distance be not more than crest height half.
- The waterproof dynamic compensating device 3. a kind of transversal ventilation according to claim 1 radiates, it is characterised in that: the waterproof Blade (7) is at least two sequentially connected V-type plates, and the distance between adjacent anti-wiper blade (7) is no more than V-type plate width Half.
- The waterproof dynamic compensating device 4. a kind of transversal ventilation according to claim 1 radiates, it is characterised in that: the transverse direction Mounting plate (3) includes copper billet, and the filter and safety allowance device are connect with copper billet, and the both ends of copper billet are and shell (6) it connects.
- The waterproof dynamic compensating device 5. a kind of transversal ventilation according to claim 4 radiates, it is characterised in that: the shell (6), the material of anti-wiper blade (7) is aluminium alloy or copper alloy.
- The waterproof dynamic compensating device 6. a kind of transversal ventilation according to claim 1 radiates, it is characterised in that: the cabinet body (1) bottom be provided with perforation cabinet body (1) left side wall and right side wall vent passages (103), the vent passages (103) with it is described Heat dissipation channel (102) connection.
- The waterproof dynamic compensating device 7. a kind of transversal ventilation according to claim 6 radiates, it is characterised in that: the ventilation The two-port in channel (103) is provided with Air Filter (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821194008.6U CN208638033U (en) | 2018-07-26 | 2018-07-26 | A kind of transversal ventilation heat dissipation waterproof dynamic compensating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821194008.6U CN208638033U (en) | 2018-07-26 | 2018-07-26 | A kind of transversal ventilation heat dissipation waterproof dynamic compensating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208638033U true CN208638033U (en) | 2019-03-22 |
Family
ID=65738464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821194008.6U Active CN208638033U (en) | 2018-07-26 | 2018-07-26 | A kind of transversal ventilation heat dissipation waterproof dynamic compensating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208638033U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113056179A (en) * | 2021-03-31 | 2021-06-29 | 联想(北京)有限公司 | Electronic equipment |
-
2018
- 2018-07-26 CN CN201821194008.6U patent/CN208638033U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113056179A (en) * | 2021-03-31 | 2021-06-29 | 联想(北京)有限公司 | Electronic equipment |
| CN113056179B (en) * | 2021-03-31 | 2023-05-02 | 联想(北京)有限公司 | Electronic equipment |
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