CN209129294U - A kind of damping device of aluminium-plastic panel - Google Patents
A kind of damping device of aluminium-plastic panel Download PDFInfo
- Publication number
- CN209129294U CN209129294U CN201821660566.7U CN201821660566U CN209129294U CN 209129294 U CN209129294 U CN 209129294U CN 201821660566 U CN201821660566 U CN 201821660566U CN 209129294 U CN209129294 U CN 209129294U
- Authority
- CN
- China
- Prior art keywords
- sliding
- aluminium
- plastic panel
- groove
- spring
- 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.)
- Active
Links
Landscapes
- Vibration Prevention Devices (AREA)
Abstract
The utility model discloses a kind of damping devices of aluminium-plastic panel, including mounting base, placing groove is offered at the top of the mounting base, aluminium-plastic panel ontology is placed in placing groove, and the top of mounting base is extended at the top of aluminium-plastic panel ontology, limit sliding chutes are offered on the two sides inner wall of placing groove, the two sides of aluminium-plastic panel ontology are fixedly installed with position limiting slide block, and two position limiting slide blocks are slidably connected with corresponding limit sliding chutes respectively, the two sides of the bottom of aluminium-plastic panel ontology offer mounting groove, sliding bar is slidably fitted in mounting groove, and the bottom end of sliding bar is fixedly connected with the bottom interior wall of placing groove, the top of sliding bar offers limiting slot, fixed link is slidably fitted in limiting slot.The utility model structure is simple, easy to operate, quickly and easily can carry out double buffering damping to aluminium-plastic panel ontology, improve the damping effect of aluminium-plastic panel ontology, can bear bigger gravity, meet the demand of people.
Description
Technical field
The utility model relates to damping device technology field more particularly to a kind of damping devices of aluminium-plastic panel.
Background technique
Composited aluminum and plastic decking is because of a series of superiority such as it is small with density, rigidity is good, rich in color and surface smoothness is high
Can, and it is widely used as one of the primary decoration material of inner wall of building and exterior wall, especially as external wall decorative material, in recent years
Come, with the raising of security against fire and the demand in market, occurs various types of composite plates in the market, although they have one
Fixed superiority, but with the continuous improvement of people's living standards, requirement of the people to living environment is also higher and higher, plastic-aluminum is multiple
Plywood is as a kind of ornament materials, and more by the concern of users, but existing composited aluminum and plastic decking has on damping performance
It is short of, bigger gravity cannot be born, be easy to be damaged, be unable to satisfy the demand of user, for this purpose, we have proposed one
The damping device of kind aluminium-plastic panel.
Summary of the invention
Purpose of the utility model is to solve disadvantage existing in the prior art, and a kind of aluminium-plastic panel for proposing subtracts
Shake device.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of damping device of aluminium-plastic panel, including mounting base, offer placing groove at the top of the mounting base, in placing groove
It is placed with aluminium-plastic panel ontology, and extends to the top of mounting base at the top of aluminium-plastic panel ontology, is opened on the two sides inner wall of placing groove
Equipped with limit sliding chutes, the two sides of aluminium-plastic panel ontology are fixedly installed with position limiting slide block, and two position limiting slide blocks respectively with it is corresponding
Limit sliding chutes be slidably connected, the two sides of the bottom of aluminium-plastic panel ontology offer mounting groove, and sliding is slidably fitted in mounting groove
Bar, and the bottom end of sliding bar is fixedly connected with the bottom interior wall of placing groove, the top of sliding bar offer limiting slot, in limiting slot
It is slidably fitted with fixed link, the top of fixed link is fixedly connected with the top inner wall of mounting groove, and the top of sliding bar is fixedly mounted
There is the installation spring being set on the outside of fixed link, pacify spring-loaded top and be fixedly installed in the top inner wall of mounting groove, installs
First sliding groove is offered on the two sides inner wall of slot, the two sides of sliding bar are fixedly installed with the first sliding block, and two first cunnings
Block is slidably connected with corresponding first sliding groove respectively, and mounting hole is offered on the first sliding block, is slidably installed in mounting hole limited
Position bar, and the top of gag lever post and bottom end are fixedly connected with the top inner wall of corresponding first sliding groove and bottom interior wall respectively,
The limit spring being set on the outside of gag lever post is fixedly installed at the top of first sliding block, the top of limit spring is fixedly installed in
It is opened up in the top inner wall of one sliding slot, at the top of mounting base there are two sliding groove, is slidably fitted with installation in two sliding grooves
Bar, and two mounting rods are located between two sliding bars, the bottom of aluminium-plastic panel ontology, which is fixedly installed with, to be set on the outside of mounting rod
Big spring, the bottom end of big spring is fixedly installed in the bottom interior wall of placing groove.
Preferably, the bottom end of the mounting rod is fixedly installed with little spring, and the bottom end of little spring is fixedly installed in sliding groove
Bottom interior wall on.
Preferably, second sliding slot is offered on the two sides inner wall of the sliding groove, the two sides of mounting rod are fixedly mounted
There is the second sliding block, and two the second sliding blocks are slidably connected with corresponding second sliding slot respectively.
Preferably, one end that two position limiting slide blocks are located remotely from each other is embedded with multiple first balls, and multiple first balls
It rolls and connects with corresponding limit sliding chutes respectively.
Preferably, one end that two the first sliding blocks are located remotely from each other is embedded with multiple second balls, and multiple second balls
It rolls and connects with corresponding first sliding groove respectively.
Preferably, one end that two the second sliding blocks are located remotely from each other is embedded with multiple third balls, and multiple third balls
It rolls and connects with corresponding third sliding slot respectively.
The utility model has the beneficial effects that
By mounting base, placing groove, aluminium-plastic panel ontology, limit sliding chutes, position limiting slide block, mounting groove, sliding bar, limiting slot,
Fixed link, installation spring, first sliding groove, the first sliding block, mounting hole, gag lever post and limit spring mutual cooperation under, can be fast
Speed easily carries out the first heavy bumper and absorbing shock to aluminium-plastic panel ontology, improves the damping effect of aluminium-plastic panel ontology, can hold
By bigger gravity, when aluminium-plastic panel ontology is by impact force, aluminium-plastic panel ontology drives mounting groove to be moved, mounting groove compression
Spring is installed, spring energy-absorbing is installed, meanwhile, mounting groove drives first sliding groove to be moved, and first sliding groove compresses limit spring, limit
Position spring energy-absorbing carries out bumper and absorbing shock to aluminium-plastic panel ontology, leads under installation spring and the recoil of spring active force of limit spring
It crosses under the mutual cooperation of sliding groove, mounting rod, big spring and little spring, second quickly and easily can be carried out to aluminium-plastic panel ontology
Weight bumper and absorbing shock, when aluminium-plastic panel ontology is by impact force, aluminium-plastic panel ontology drives mounting rod to be moved, while aluminium-plastic panel sheet
Body compresses big spring, big spring energy-absorbing, and mounting rod compresses little spring, and little spring energy-absorbing is returned in the spring of big spring and little spring
It playing under active force, bumper and absorbing shock is carried out to aluminium-plastic panel ontology, the utility model structure is simple, and it is easy to operate, it can be quick and convenient
To aluminium-plastic panel ontology carry out double buffering damping, improve the damping effect of aluminium-plastic panel ontology, can bear bigger
Gravity meets the demand of people.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of aluminium-plastic panel damping device schematic view of the front view；
Fig. 2 be the utility model proposes a kind of aluminium-plastic panel damping device part A structural schematic diagram.
In figure: 1 mounting base, 2 placing grooves, 3 aluminium-plastic panel ontologies, 4 limit sliding chutes, 5 position limiting slide blocks, 6 mounting grooves, 7 sliding bars,
8 limiting slots, 9 fixed links, 10 installation springs, 11 first sliding grooves, 12 first sliding blocks, 13 mounting holes, 14 gag lever posts, 15 limit bullets
Spring, 16 sliding grooves, 17 mounting rods, 18 big springs, 19 little springs.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-2, a kind of damping device of aluminium-plastic panel, including mounting base 1, the top of mounting base 1 offer placing groove
2, aluminium-plastic panel ontology 3 is placed in placing groove 2, and the top of aluminium-plastic panel ontology 3 extends to the top of mounting base 1, placing groove 2
Limit sliding chutes 4 are offered on the inner wall of two sides, the two sides of aluminium-plastic panel ontology 3 are fixedly installed with position limiting slide block 5, and two limits
Sliding block 5 is slidably connected with corresponding limit sliding chutes 4 respectively, and the two sides of the bottom of aluminium-plastic panel ontology 3 offer mounting groove 6, peace
Sliding bar 7 is slidably fitted in tankage 6, and the bottom end of sliding bar 7 is fixedly connected with the bottom interior wall of placing groove 2, sliding bar 7
Top offers limiting slot 8, and fixed link 9, the top of fixed link 9 and the top inner wall of mounting groove 6 are slidably fitted in limiting slot 8
It is fixedly connected, the top of sliding bar 7 is fixedly installed with the installation spring 10 for being set in 9 outside of fixed link, installs the top of spring 10
End is fixedly installed in the top inner wall of mounting groove 6, and first sliding groove 11, sliding bar 7 are offered on the two sides inner wall of mounting groove 6
Two sides be fixedly installed with the first sliding block 12, and two the first sliding blocks 12 slide with corresponding first sliding groove 11 connect respectively
Connect, mounting hole 13 offered on the first sliding block 12, be slidably fitted with gag lever post 14 in mounting hole 13, and the top of gag lever post 14 and
Bottom end is fixedly connected with the top inner wall of corresponding first sliding groove 11 and bottom interior wall respectively, and the top of the first sliding block 12 is fixed
The limit spring 15 for being set in 14 outside of gag lever post is installed, the top of limit spring 15 is fixedly installed in the top of first sliding groove 11
On portion's inner wall, the top of mounting base 1 is opened up there are two sliding groove 16, is slidably fitted with mounting rod 17 in two sliding grooves 16,
And two mounting rods 17 are located between two sliding bars 7, the bottom of aluminium-plastic panel ontology 3, which is fixedly installed with, to be set in outside mounting rod 17
The big spring 18 of side, the bottom end of big spring 18 are fixedly installed in the bottom interior wall of placing groove 2, by mounting base 1, placing groove 2,
Aluminium-plastic panel ontology 3, limit sliding chutes 4, position limiting slide block 5, mounting groove 6, sliding bar 7, limiting slot 8, fixed link 9, installation spring 10, the
One sliding slot 11, the first sliding block 12, mounting hole 13, gag lever post 14 and limit spring 15 mutual cooperation under, can be quickly and easily
First heavy bumper and absorbing shock is carried out to aluminium-plastic panel ontology 3, improves the damping effect of aluminium-plastic panel ontology 3, can be born bigger
Gravity, when aluminium-plastic panel ontology 3 is by impact force, aluminium-plastic panel ontology 3 drive mounting groove 6 moved, mounting groove 6 compression peace
Shock mount 10 installs 10 energy-absorbing of spring, meanwhile, mounting groove 6 drives first sliding groove 11 to be moved, the compression limit of first sliding groove 11
Spring 15,15 energy-absorbing of limit spring, under installation spring 10 and the recoil of spring active force of limit spring 15, to aluminium-plastic panel ontology
3 carry out bumper and absorbing shock, can be quickly square under the mutual cooperation by sliding groove 16, mounting rod 17, big spring 18 and little spring 19
Just to aluminium-plastic panel ontology 3 carry out the second heavy bumper and absorbing shock, when aluminium-plastic panel ontology 3 is by impact force, aluminium-plastic panel ontology 3 drive
Mounting rod 17 is moved, while aluminium-plastic panel ontology 3 compresses big spring 18,18 energy-absorbing of big spring, and mounting rod 17 compresses little spring
19,19 energy-absorbing of little spring buffers aluminium-plastic panel ontology 3 under the recoil of spring active force of big spring 18 and little spring 19
Damping, the utility model structure is simple, easy to operate, quickly and easily can carry out double buffering damping to aluminium-plastic panel ontology 3,
The damping effect of aluminium-plastic panel ontology 3 is improved, bigger gravity can be born, meets the demand of people.
In the utility model, the bottom end of mounting rod 17 is fixedly installed with little spring 19, and the bottom end of little spring 19 is fixedly mounted
In in the bottom interior wall of sliding groove 16, second sliding slot is offered on the two sides inner wall of sliding groove 16, the two sides of mounting rod 17 are equal
It is fixedly installed with the second sliding block, and two the second sliding blocks are slidably connected with corresponding second sliding slot respectively, two position limiting slide blocks 5
The one end being located remotely from each other is embedded with multiple first balls, and multiple first balls are rolled with corresponding limit sliding chutes 4 respectively
Connection, one end that two the first sliding blocks 12 are located remotely from each other are embedded with multiple second balls, and multiple second balls respectively with phase
Corresponding first sliding groove 11 rolls connection, and one end that two the second sliding blocks are located remotely from each other is embedded with multiple third balls, and more
A third ball rolls with corresponding third sliding slot connect respectively, passes through mounting base 1, placing groove 2, aluminium-plastic panel ontology 3, limit
Sliding slot 4, position limiting slide block 5, mounting groove 6, sliding bar 7, limiting slot 8, fixed link 9, installation spring 10, first sliding groove 11, first are sliding
Block 12, mounting hole 13, gag lever post 14 and limit spring 15 mutual cooperation under, can quickly and easily to aluminium-plastic panel ontology 3 into
The heavy bumper and absorbing shock of row first, improves the damping effect of aluminium-plastic panel ontology 3, can bear bigger gravity, work as aluminium-plastic panel
When ontology 3 is by impact force, aluminium-plastic panel ontology 3 drives mounting groove 6 to be moved, and the compression installation spring 10 of mounting groove 6 installs bullet
10 energy-absorbing of spring, meanwhile, mounting groove 6 drives first sliding groove 11 to be moved, and first sliding groove 11 compresses limit spring 15, limit spring
15 energy-absorbings carry out bumper and absorbing shock to aluminium-plastic panel ontology 3 under installation spring 10 and the recoil of spring active force of limit spring 15,
It, can be quickly and easily to aluminium-plastic panel sheet under mutual cooperation by sliding groove 16, mounting rod 17, big spring 18 and little spring 19
Body 3 carries out the second heavy bumper and absorbing shock, and when aluminium-plastic panel ontology 3 is by impact force, aluminium-plastic panel ontology 3 drives mounting rod 17 to be moved
It is dynamic, while aluminium-plastic panel ontology 3 compresses big spring 18,18 energy-absorbing of big spring, mounting rod 17 compresses little spring 19, and little spring 19 is inhaled
Can, under the recoil of spring active force of big spring 18 and little spring 19, bumper and absorbing shock is carried out to aluminium-plastic panel ontology 3, this is practical new
Type structure is simple, easy to operate, quickly and easily can carry out double buffering damping to aluminium-plastic panel ontology 3, improve aluminium-plastic panel
The damping effect of ontology 3 can bear bigger gravity, meet the demand of people.
Working principle: in use, when aluminium-plastic panel ontology 3 is by impact force, aluminium-plastic panel ontology 3 drives mounting groove 6 to carry out
Mobile, the compression installation spring 10 of mounting groove 6 installs 10 energy-absorbing of spring, meanwhile, mounting groove 6 drives first sliding groove 11 to be moved,
First sliding groove 11 compresses limit spring 15, and 15 energy-absorbing of limit spring is made in installation spring 10 and the recoil of spring of limit spring 15
Under firmly, bumper and absorbing shock is carried out to aluminium-plastic panel ontology 3, passes through the phase of sliding groove 16, mounting rod 17, big spring 18 and little spring 19
Mutually under cooperation, the second heavy bumper and absorbing shock quickly and easily can be carried out to aluminium-plastic panel ontology 3, when aluminium-plastic panel ontology 3 is impacted
When power, aluminium-plastic panel ontology 3 drives mounting rod 17 to be moved, while aluminium-plastic panel ontology 3 compresses big spring 18, and big spring 18 is inhaled
Can, the compression little spring 19 of mounting rod 17,19 energy-absorbing of little spring, under the recoil of spring active force of big spring 18 and little spring 19,
Bumper and absorbing shock is carried out to aluminium-plastic panel ontology 3, double buffering damping quickly and easily is carried out to aluminium-plastic panel ontology 3 to realize,
The damping effect of aluminium-plastic panel ontology 3 is improved, bigger gravity can be born, meets the demand of people.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of damping device of aluminium-plastic panel, including mounting base (1), which is characterized in that offered at the top of the mounting base (1)
Placing groove (2), placing groove (2) is interior to be placed with aluminium-plastic panel ontology (3), and mounting base (1) is extended at the top of aluminium-plastic panel ontology (3)
Top, offer limit sliding chutes (4) on the two sides inner wall of placing groove (2), the two sides of aluminium-plastic panel ontology (3) are fixedly mounted
Have position limiting slide block (5), and two position limiting slide blocks (5) are slidably connected with corresponding limit sliding chutes (4) respectively, aluminium-plastic panel ontology
(3) two sides of the bottom offer mounting groove (6), are slidably fitted with sliding bar (7) in mounting groove (6), and the bottom of sliding bar (7)
End is fixedly connected with the bottom interior wall of placing groove (2), and the top of sliding bar (7) offers limiting slot (8), sliding in limiting slot (8)
Dynamic to be equipped with fixed link (9), the top of fixed link (9) is fixedly connected with the top inner wall of mounting groove (6), the top of sliding bar (7)
Portion is fixedly installed with the installation spring (10) being set on the outside of fixed link (9), and the top of installation spring (10) is fixedly installed in peace
It in the top inner wall of tankage (6), is offered on the two sides inner wall of mounting groove (6) first sliding groove (11), the two sides of sliding bar (7)
It is fixedly installed with the first sliding block (12), and two the first sliding blocks (12) are slided with corresponding first sliding groove (11) connect respectively
It connects, is offered on the first sliding block (12) mounting hole (13), is slidably fitted with gag lever post (14) in mounting hole (13), and gag lever post
(14) top and bottom end is fixedly connected with the top inner wall of corresponding first sliding groove (11) and bottom interior wall respectively, and first is sliding
The limit spring (15) being set on the outside of gag lever post (14) is fixedly installed at the top of block (12), the top of limit spring (15) is solid
Loaded on being opened up in the top inner wall of first sliding groove (11) at the top of mounting base (1), there are two sliding groove (16), two slidings for Dingan County
It is slidably fitted with mounting rod (17) in slot (16), and two mounting rods (17) are located between two sliding bars (7), aluminium-plastic panel sheet
The bottom of body (3) is fixedly installed with the big spring (18) being set on the outside of mounting rod (17), the fixed peace in the bottom end of big spring (18)
In bottom interior wall loaded on placing groove (2).
2. a kind of damping device of aluminium-plastic panel according to claim 1, which is characterized in that the bottom end of the mounting rod (17)
It is fixedly installed with little spring (19), the bottom end of little spring (19) is fixedly installed in the bottom interior wall of sliding groove (16).
3. a kind of damping device of aluminium-plastic panel according to claim 1, which is characterized in that the two sides of the sliding groove (16)
Second sliding slot is offered on inner wall, the two sides of mounting rod (17) are fixedly installed with the second sliding block, and two the second sliding blocks point
It is not slidably connected with corresponding second sliding slot.
4. a kind of damping device of aluminium-plastic panel according to claim 1, which is characterized in that two position limiting slide blocks (5) are mutual
Separate one end is embedded with multiple first balls, and multiple first balls roll with corresponding limit sliding chutes (4) connect respectively
It connects.
5. a kind of damping device of aluminium-plastic panel according to claim 1, which is characterized in that two the first sliding blocks (12) are mutual
Separate one end is embedded with multiple second balls, and multiple second balls roll with corresponding first sliding groove (11) connect respectively
It connects.
6. a kind of damping device of aluminium-plastic panel according to claim 3, which is characterized in that two the second sliding blocks are located remotely from each other
One end be embedded with multiple third balls, and multiple third balls roll with corresponding third sliding slot connect respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821660566.7U CN209129294U (en) | 2018-10-14 | 2018-10-14 | A kind of damping device of aluminium-plastic panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821660566.7U CN209129294U (en) | 2018-10-14 | 2018-10-14 | A kind of damping device of aluminium-plastic panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209129294U true CN209129294U (en) | 2019-07-19 |
Family
ID=67231549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821660566.7U Active CN209129294U (en) | 2018-10-14 | 2018-10-14 | A kind of damping device of aluminium-plastic panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209129294U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110778064A (en) * | 2019-11-13 | 2020-02-11 | 宝泉安全防护用品(金华)有限公司 | High-rise building rubbish transport passage based on building field |
| CN111648547A (en) * | 2020-06-15 | 2020-09-11 | 佛山市顺德区德天建材有限公司 | High-pressure-resistance aluminum-plastic plate and preparation method thereof |
-
2018
- 2018-10-14 CN CN201821660566.7U patent/CN209129294U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110778064A (en) * | 2019-11-13 | 2020-02-11 | 宝泉安全防护用品(金华)有限公司 | High-rise building rubbish transport passage based on building field |
| CN110778064B (en) * | 2019-11-13 | 2021-07-20 | 宝泉安全防护用品(金华)有限公司 | High-rise building rubbish transport passage based on building field |
| CN111648547A (en) * | 2020-06-15 | 2020-09-11 | 佛山市顺德区德天建材有限公司 | High-pressure-resistance aluminum-plastic plate and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9937375B2 (en) | Independent suspension vibration damping mechanism of running platform of a treadmill | |
| CN209129294U (en) | A kind of damping device of aluminium-plastic panel | |
| CN111155774A (en) | Building protection net | |
| CN207812746U (en) | A kind of Multi-functional sliding partition plate | |
| CN210887660U (en) | Integrated house is with resistance to compression antidetonation type wall body mechanism | |
| CN110952695A (en) | Shockproof glass curtain wall | |
| CN216428599U (en) | Steel structure for novel anti-seismic and anti-shaking | |
| CN214344392U (en) | Novel combined slide structure | |
| CN207945891U (en) | A kind of refrigerating plant with pooling feature | |
| CN211714441U (en) | Building energy-saving external wall heat-insulation decorative plate structure | |
| CN210768106U (en) | Construction that security performance is high is with enclosing fender | |
| CN203322129U (en) | Vibration isolation bearing platform | |
| CN207609106U (en) | A kind of damping device of aluminium-plastic panel | |
| CN208520473U (en) | A kind of transfer car(buggy) wagon box weighing mechanism | |
| CN207925139U (en) | A kind of para-seismic support for hard disk | |
| CN208009396U (en) | A kind of vertical battering ram stabilising arrangement | |
| CN213329648U (en) | Novel PC board that shock-absorbing function is strong | |
| CN209218283U (en) | A kind of anticollision sound equipment | |
| CN206079571U (en) | Tea table crane that can arbitrary high stop | |
| CN220644702U (en) | Assembled building structure shock mount | |
| CN220521812U (en) | Anti-collision wall cladding device | |
| CN211327966U (en) | Novel sport equipment's safe damper assembly | |
| CN215045481U (en) | But wall body panel for housing construction of shock attenuation anticollision | |
| CN201920205U (en) | Sofa for earthquake elusion | |
| CN220273338U (en) | Antidetonation dust protected outdoor power supply |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |