CN109372418A - The slide block structure of electric extendable door - Google Patents
The slide block structure of electric extendable door Download PDFInfo
- Publication number
- CN109372418A CN109372418A CN201811144370.7A CN201811144370A CN109372418A CN 109372418 A CN109372418 A CN 109372418A CN 201811144370 A CN201811144370 A CN 201811144370A CN 109372418 A CN109372418 A CN 109372418A
- Authority
- CN
- China
- Prior art keywords
- main frame
- cross
- connecting rod
- frame
- electric extendable
- 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.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B11/00—Means for allowing passage through fences, barriers or the like, e.g. stiles
- E06B11/02—Gates; Doors
- E06B11/022—Gates; Doors characterised by the manner of movement
- E06B11/023—Gates; Doors characterised by the manner of movement where the gate opens within the plane of the gate
- E06B11/026—Gates; Doors characterised by the manner of movement where the gate opens within the plane of the gate horizontally
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B11/00—Means for allowing passage through fences, barriers or the like, e.g. stiles
- E06B11/02—Gates; Doors
- E06B11/04—Gates; Doors characterised by the kind of suspension
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Gates (AREA)
Abstract
A kind of slide block structure of electric extendable door, cross link including main frame and connection main frame, main frame upper inner is equipped with the cross tube of connection cross link, the both ends of cross tube are rotatably connected to sliding block, and sliding block is circle, are placed in the sliding slot of main frame, and when electric extendable door contraction or stretching, extension, cross link drives cross tube to move up or down sliding block in sliding slot, the rotation when sliding block moves up or down and touches sliding slot inner wall, with reducing friction resistance.The slide block structure of electric extendable door of the invention between cross tube and sliding slot by being arranged round slider, electric extendable door is in contraction or stretching, extension, cross link drives cross tube to move up or down sliding block in sliding slot, when sliding block moves up or down and touches sliding slot inner wall 360 degree can be rotated around cross tube, to reducing friction resistance, noise is reduced.The present invention also has the features such as structure is simple, easy for installation, long service life.
Description
[technical field]
The present invention relates to a kind of electric extendable door, the small, low noise and structure is simple more particularly to a kind of frictional resistance
The slide block structure of electric extendable door.
[background technique]
Electric extendable door due to have the characteristics that it is capable of expansion and contraction, be easily manipulated and changeful moulding and it is deep by people
Favor, be widely used in the places such as organ, school, enterprise, stadiums, the vehicle of disengaging and personnel can be carried out
Effectively management.Traditional door of electric expansion door row is formed by connecting by main frame, secondary frame and cross link, and cross link drives upper cross
Bar moves up and down sliding block in the sliding slot of main frame, and existing sliding block is square slider, when electric extendable door is in flexible or exhibition
In open procedure, it is flexible to increase a row for wall friction in easy and main frame during sliding block slides up and down in the sliding slot of main frame
The resistance for being, while biggish noise is generated in friction process, keep the experience of user poor.Therefore, how to provide one kind makes a row
Capable of expansion and contraction, frictional resistance is small, and the electric extendable door that structure is simple, noise is small just becomes a kind of objective demand.
[summary of the invention]
Present invention seek to address that the above problem, and it is small to provide a kind of frictional resistance, low noise and structure is simple electronic stretches
The slide block structure of contracting door.
The slide block structure of electric extendable door of the invention, the cross link including main frame and connection main frame, the master
The cross tube of connection cross link is equipped on the inside of framework upper, the both ends of the cross tube are rotatably connected to sliding block, the sliding block
It for circle, is placed in the sliding slot of main frame, and when electric extendable door contraction or stretching, extension, cross link drives cross tube to make
Sliding block moves up or down in sliding slot, the rotation when sliding block moves up or down and touches sliding slot inner wall, to reduce
Frictional resistance.
The main frame includes that multiple bottoms are equipped with the first main frame of traveling wheel and the second main frame of multiple no wheels.
First main frame is the rectangular frame being made of the first cross tube, the first sheer pole and two the first vertical bars,
The sliding slot is set to the inside of two the first vertical bars, and the lower inside of described two first vertical bars is fixedly connected with sheer pole, institute
The lower end and sheer pole for stating cross link are rotatablely connected, and second main frame is by the second cross tube, the second sheer pole and two
The rectangular frame that a second vertical bar is constituted, the sliding slot is under the inside of two the second vertical bars, described two second vertical bars
Sheer pole is fixedly connected on the inside of portion, the lower end of the cross link and sheer pole are rotatablely connected.
Sub-frame is equipped between described two adjacent main frames, the sub-frame is equipped with third upper beam and two
Third side lever, the upper inner of described two third side levers are equipped with sub-frame cross bar, and the cross link passes through sub-frame cross bar
It is rotatablely connected with sub-frame, the lower inside of described two third side levers is respectively equipped with connecting pin, part under the cross link
It Tong Guo not connecting pin and sub-frame rotation connection.
The cross link is equipped with the connecting rod of two intersections, and the middle part of the connecting rod of two intersections, which is equipped with, intersects cross bar.
The connecting rod is successively arranged the first through hole for placing cross tube from top to bottom, and place sub-frame cross bar second is logical
Hole places the third through-hole for intersecting cross bar, places the fourth hole of connecting pin and place the fifth hole of sheer pole.
The upper end of the connecting rod is connect with the top of one of them first main frame or the second main frame, the connecting rod
Lower end is connect with the lower part of spaced another first main frame or the second main frame, the lower end of the connecting rod and wherein one
The connection of the lower part of a first main frame or the second main frame, the upper end of the connecting rod and spaced another first main frame
Or second main frame top connection.
It is described positioned at door row the penultimate connecting rod in both ends length be connecting rod half, the small end be located at
The top of penultimate main frame connects, and lower end is connected by intersecting the upper end of cross bar and connecting rod, the lower end and position of connecting rod
It is connected in the lower part of penultimate main frame.
The sliding block is equipped with slider body and the interconnecting piece set on slider body end, and the slider body is circular block
Shape body, the interconnecting piece are cylindrical body, and middle part is equipped with the axis hole for placing cross tube, the slider body is made to pass through interconnecting piece
It is rotatablely connected with cross tube.
The sliding block is made of steel material, aluminium alloy or plastic cement.
The present invention solves the problems, such as that frictional resistance is big in existing electric extendable door telescopic process, noise is big.Of the invention
The slide block structure of electric extendable door is shrinking or is stretching by the way that round slider, electric extendable door are arranged between cross tube and sliding slot
Zhan Shi, cross link drives cross tube to move up or down sliding block in sliding slot, when sliding block moves up or down and connects
360 degree can be rotated around cross tube when sliding slot inner wall by contacting, so that reducing friction resistance, reduces noise.The present invention also has structure
Simply, easy for installation, the features such as long service life.
[Detailed description of the invention]
Fig. 1 is schematic perspective view of the invention.
Fig. 2 is schematic view of the front view of the invention.
Fig. 3 is the A-A cross-sectional view of Fig. 2.
Fig. 4 is the portion the A enlarged drawing of Fig. 3.
Fig. 5 is the B-B cross-sectional view of Fig. 3.
Fig. 6 is left view of the invention.
Fig. 7 is top view of the invention.
[specific embodiment]
The following example is that of the invention is explained further and being supplemented, and is not limited in any way to the present invention.
Refering to fig. 1, Fig. 2, the electric extendable door in the slide block structure of electric extendable door of the invention are arranged equipped with door, the door
Row includes multiple main frames 10 and cross link 30, wherein is connected between multiple main frames 10 by cross link 30, more
Multiple sub-frames 20 can also be set between a main frame 10, and multiple sub-frames 20 are connected by cross link 30.The present embodiment
In door row include main frame 10, sub-frame 20 and cross link 30, wherein pass through friendship between main frame 10 and sub-frame 20
Connecting rod 30 is pitched to connect.Sliding block 40 is equipped between cross link 30 and main frame 10 to intersect when electric extendable door is flexible or is unfolded
Connecting rod 30 moves up and down it in main frame 10 with movable slider 40, when sliding block 40 is moved up and down with 10 inner wall of main frame
It contacts and rotates, to reduce frictional resistance when flexible electric extendable door or expansion.
As shown in Figure 1, Figure 2, shown in Fig. 6 and Fig. 7, main frame 10 includes multiple first main frames 11 and multiple second main frames
12, the first main frame 11 is arranged in the both ends of door row in the present embodiment, and the second main frame is arranged between two the first main frames 11
Frame, wherein the first main frame 11 is to have wheel frame, which is by the first cross tube 111, the first sheer pole 112
And the rectangular frame that two the first vertical bars 113 are constituted, cross tube is connected in the upper inner of two the first vertical bars 113
13, the both ends of the cross tube 13 are equipped with sliding block 40, offer sliding slot respectively in the upper inner of two the first vertical bars 113
14, the sliding slot 14 is for accommodating sliding block 40, and sliding block 40 can move up and down in sliding slot 14.Under two the first vertical bars 113
Sheer pole 15 is equipped on the inside of portion, the both ends of the sheer pole 15 pass through screw respectively and the lower inside of two the first vertical bars 113 is solid
It is fixed.The first cross tube 111 of accommodating and the first sheer pole 112 are respectively equipped in the upper end of two the first vertical bars 113 and lower end inside
Accommodation groove, so that the first cross tube 111 and the first sheer pole 112 is separately connected the upper end and lower end of two the first vertical bars 113.
Traveling wheel 114 is respectively equipped in the lower outside of two the first vertical bars 113, the lower outside of two the first vertical bars 113 and is located at
The top of traveling wheel 114 is equipped with baffle.Second main frame 12 is no wheel frame, interval be set to two the first main frames 11 it
Between, which is the rectangle being made of the second cross tube 121, the second sheer pole 122 and two the second vertical bars 123
Frame is connected with cross tube 13 in the upper inner of two the second vertical bars 123, and the both ends of the cross tube 13, which are equipped with, to be slided
Block 40 offers sliding slot 14 in the upper inner of two the second vertical bars 123 respectively, which slides for accommodating sliding block 40
Block 40 can move up and down in sliding slot 14.Sheer pole 15, the sheer pole 15 are equipped in the lower inside of two the second vertical bars 123
Both ends pass through the lower inside of screw and two the second vertical bars 123 respectively and fix.Two the second vertical bars 123 upper end and
Lower end inside is respectively equipped with the accommodation groove of the second cross tube 121 of accommodating and the second sheer pole 122, makes the second cross tube 121 and the
Two sheer poles 122 are separately connected the upper end and lower end of two the second vertical bars 123.
As shown in Figure 1, Figure 2 and shown in Fig. 6, sub-frame 20 is equipped between the first main frame 11 and the second main frame 12.The pair
Frame 20, which can be, constitutes the U-shaped framework that Open Side Down by third cross tube 21 and two third side levers 22, be also possible to by
The rectangular frame that third cross tube 21, third sheer pole and two third side levers 22 surround, the sub-frame 20 in the present embodiment are
The U-shaped framework that Open Side Down is constituted by third cross tube 21 and two third side levers 22.Wherein, in two third side levers 22
Upper inner be equipped with sub-frame cross bar 23, the both ends of the sub-frame cross bar 23 by passing through screw and two third sides respectively
The upper inner of bar 22 is fixed.It is respectively equipped with connecting pin 24 in the lower inside of two third side levers 22, the one of the connecting pin 24
End is fixed with 22 lower inside of third side lever, and the other end and cross link 30 are rotatablely connected.In the upper end of two third side levers 22
Be respectively equipped with the accommodation groove of accommodating third cross tube 21, make the both ends of third cross tube 21 respectively with two third side levers 22
Upper end is fixed.
As shown in Figure 1, Figure 2, it shown in Fig. 6 and Fig. 7, is connected between main frame 10 and sub-frame 20 by cross link 30,
In, which is equipped with connecting rod 30A, the 30B of two intersections, is equipped with and hands at the middle part of connecting rod 30A, 30B that two intersect
Pitch cross bar 31.Specifically, connecting rod 30A, 30B are successively arranged the first through hole 32 for placing cross tube 13 from top to bottom, place secondary frame
Second through-hole 33 of frame cross bar 23, place intersect cross bar 31 third through-hole 34, place connecting pin 24 fourth hole 35 and
The fifth hole 36 of sheer pole 14 is placed, so that connecting rod 30A, 30B be made to connect with main frame 10 and sub-frame 20.Connecting rod 30A's
Upper end is connect with the top of one of them first main frame 11 or the second main frame 12, the lower end of connecting rod 30A with it is spaced
The connection of the lower part of another first main frame 11 or the second main frame 12, the lower end of connecting rod 30B and one of them first main frame 11
Or second main frame 12 lower part connection, the upper end of connecting rod 30B and spaced another first main frame 11 or second main
The top of frame 12 connects.In the present embodiment, the upper end of the connecting rod 30A of first group of cross link 30 is by cross tube 14 through cunning
Block 40 and the top of the first main frame 11 for being located at end are slidably connected, and the lower end of connecting rod 30A passes through sheer pole 15 and adjacent
The lower end of another first main frame 11 is rotatablely connected.The lower end of connecting rod 30B passes through sheer pole 15 and the first main frame for being located at end
The lower end of frame 11 is rotatablely connected, and the upper end of connecting rod 30B is by cross tube 14 through sliding block 40 and adjacent another first main frame
11 top is slidably connected.The top of connecting rod 30A by sub-frame cross bar 23 be located at end the first main frame 11 and with this
The top of sub-frame 20 between the second adjacent main frame 12 of first main frame is rotatablely connected, and the lower part of connecting rod 30A passes through company
The lower rotational of sub-frame 20 between outbound 24 and the second main frame 12 and adjacent another first main frame 11 connects.Even
The lower part of bar 30B is main by connecting pin 24 and the first main frame 11 for being located at end and adjacent with first main frame second
The lower rotational of sub-frame 20 between frame 12 connects, and the top of connecting rod 30B passes through sub-frame cross bar 23 and the second main frame
The top of sub-frame 20 between 12 and adjacent another first main frame 11 is rotatablely connected.The middle part of connecting rod 30A and connecting rod
The middle part of 30B is by intersecting 31 interconnection of cross bar.The upper end of the connecting rod 30A of second group of cross link 30 passes through cross tube 14
Top through second main frame 12 adjacent with the first main frame of end is located at of sliding block 40 is slidably connected, and the lower end of 30A passes through
The lower rotational of another second main frame 12 adjacent with front the second main frame 12 of sheer pole 15 is connect.Other connections are with this
Analogize, and the top of the connecting rod 30A and 30B of two adjacent cross links 30 pass through same cross tube 14 and main frame 10
Top is slidably connected, and the lower part of the connecting rod 30A and 30B of two adjacent cross links 30 pass through same sheer pole 15 and main frame
The lower end of frame 10 is rotatablely connected.In the present embodiment, it is located at door and arranges the penultimate connecting rod 30A ' in both ends, the length of 30B ' is to connect
The half of bar 30A, 30B, wherein the upper end connecting rod 30A ' is connect with the top for being located at penultimate main frame 10, lower end
Connect by intersecting cross bar 31 with the upper end of connecting rod 30B ', the lower end of connecting rod 30B ' and positioned at penultimate main frame 10
Lower part connection.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, sliding block 40 is equipped in the sliding slot 14 of main frame 10, which exists
It moves up and down and rotates in sliding slot 14 under the drive of cross tube 14.The sliding block 40 be round slider, can by steel material,
Aluminium alloy or plastic cement are made, it is of course also possible to be made as needed of other materials.Sliding block 40 in the present embodiment is by plastic cement
It is made, keeps noise in equipment running process small.The sliding block 40 is equipped with slider body 41 and interconnecting piece 42, wherein slider body 41
It for circular block shape body, is placed in sliding slot 14, interconnecting piece 42 is set to the one end of slider body 41 far from sliding slot 14, for circle
Cylinder is equipped with axis hole 43 at the middle part of interconnecting piece 42, is used to place cross tube 13, to make sliding block 40 and 13 turns of cross tube
Dynamic connection, and since sliding block can be rotated by 360 ° around the axis of cross tube 13.When electric extendable door is flexible or is unfolded, pass through intersection
Connecting rod 30 drives cross tube 13 to keep sliding block 40 upper in sliding slot 14 or move down, when sliding block 40 moves up or down and connects
Rotation when contacting 14 inner wall of sliding slot reduces operation noise with reducing friction resistance, while can extend the use of electric extendable door
Service life.
Take this, the slide block structure of electric extendable door of the invention between cross tube and sliding slot by being arranged round slider
40, electric extendable door in contraction or stretching, extension, cross link 30 drive cross tube 14 make sliding block 40 in sliding slot 14 upwards or to
Lower movement can rotate 360 degree around cross tube when sliding block 40 moves up or down and touches 14 inner wall of sliding slot, to subtract
Few frictional resistance, reduces noise.And sliding block 40 is made of plastic cement, further reduced noise.The present invention also has structure simple
It is single, easy for installation, the features such as long service life.
Although being disclosed by above embodiments to the present invention, scope of protection of the present invention is not limited thereto,
Under conditions of without departing from present inventive concept, deformation, the replacement etc. done to above each component will fall into right of the invention
In claimed range.
Claims (10)
1. a kind of slide block structure of electric extendable door, the cross link (30) including main frame (10) and connection main frame (10),
It is characterized in that, main frame (10) upper inner is equipped with the cross tube (13) of connection cross link (30), the cross tube
(13) both ends are rotatably connected to sliding block (40), and the sliding block (40) is circle, are placed in the sliding slot (14) of main frame (10)
It is interior, and when electric extendable door contraction or stretching, extension, cross link (30) drives cross tube (13) to make sliding block (40) in sliding slot (14)
It moves up or down, is rotated when sliding block (40) moves up or down and touches sliding slot (14) inner wall, to reduce friction
Resistance.
2. the slide block structure of electric extendable door as described in claim 1, which is characterized in that the main frame (10) includes multiple
Bottom is equipped with first main frame (11) of traveling wheel (114) and the second main frame (12) of multiple no wheels.
3. the slide block structure of electric extendable door as claimed in claim 2, which is characterized in that first main frame (11) be by
The rectangular frame that first cross tube (111), the first sheer pole (112) and two the first vertical bars (113) are constituted, the sliding slot (14)
Set on the inside of two the first vertical bars (113), the lower inside of described two first vertical bars (113) is fixedly connected with sheer pole
(15), lower end Yu sheer pole (15) rotation connection of the cross link (30), second main frame (12) are by second
The rectangular frame that cross bar (121), the second sheer pole (122) and two the second vertical bars (123) are constituted, the sliding slot (40) are set to two
The lower inside of the inside of a second vertical bar (123), described two second vertical bars (123) is fixedly connected with sheer pole (15), institute
The lower end and sheer pole (15) for stating cross link (30) are rotatablely connected.
4. the slide block structure of electric extendable door as described in claim 1, which is characterized in that in described two adjacent main frames
(10) sub-frame (20) are equipped between, the sub-frame (20) is equipped with third cross tube (21) and two third side levers (22), institute
The upper inner for stating two third side levers (22) is equipped with sub-frame cross bar (23), and the cross link (30) passes through sub-frame cross bar
(23) it is rotatablely connected with sub-frame (20), the lower inside of described two third side levers (22) is respectively equipped with connecting pin (24), institute
It states cross link (30) lower part and passes through connecting pin (24) and sub-frame (20) rotation connection respectively.
5. the slide block structure of electric extendable door as claimed in claim 2, which is characterized in that the cross link (30) is equipped with two
The connecting rod (30A, 30B) that root intersects, the middle part of the connecting rod (30A, 30B) of two intersections, which is equipped with, intersects cross bar (31).
6. the slide block structure of electric extendable door as claimed in claim 5, which is characterized in that the connecting rod (30A, 30B) is from upper
It is successively arranged the first through hole (32) for placing cross tube (13) under, places the second through-hole (33) of sub-frame cross bar (23), wears
The third through-hole (34) for intersecting cross bar (31) is set, the fourth hole (35) of connecting pin (24) is placed and places the of sheer pole (14)
Five through-holes (36).
7. the slide block structure of electric extendable door as claimed in claim 5, which is characterized in that the upper end of the connecting rod (30A) with
The connection of the top of one of them first main frame (11) or the second main frame (12), the lower end of the connecting rod (30A) is set with interval
The lower part of another first main frame (11) or the second main frame (12) set connects, the lower end of the connecting rod (30B) and wherein one
The connection of the lower part of a first main frame (11) or the second main frame (12), the upper end of the connecting rod (30B) and spaced another
The connection of the top of one first main frame (11) or the second main frame (12).
8. the slide block structure of electric extendable door as claimed in claim 7, which is characterized in that described to be located at door row both ends inverse the
The length of two connecting rod (30A ', 30B ') is the half of connecting rod (30A, 30B), the connecting rod upper end (30A ') be located at reciprocal the
The top of two main frame (10) connects, and lower end is connect by intersecting cross bar (31) with the upper end of connecting rod (30B '), connecting rod
The lower end of (30B ') is connect with the lower part for being located at penultimate main frame (10).
9. the slide block structure of electric extendable door as described in claim 1, which is characterized in that the sliding block (40) is equipped with sliding block sheet
Body (41) and the interconnecting piece (42) for being set to slider body (41) end, the slider body (41) are circular block shape body, the company
Socket part (42) is cylindrical body, and middle part is equipped with the axis hole (43) for placing cross tube (13), the slider body (41) is made to pass through company
Socket part (42) and cross tube (13) are rotatablely connected.
10. the slide block structure of electric extendable door as described in claim 1, which is characterized in that the sliding block (40) is by steel material
Material, aluminium alloy or plastic cement are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811144370.7A CN109372418A (en) | 2018-09-29 | 2018-09-29 | The slide block structure of electric extendable door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811144370.7A CN109372418A (en) | 2018-09-29 | 2018-09-29 | The slide block structure of electric extendable door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109372418A true CN109372418A (en) | 2019-02-22 |
Family
ID=65403140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811144370.7A Pending CN109372418A (en) | 2018-09-29 | 2018-09-29 | The slide block structure of electric extendable door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109372418A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101029555A (en) * | 2007-04-06 | 2007-09-05 | 深圳市红门机电设备有限公司 | Electric telescopic door |
| CN200958361Y (en) * | 2006-09-27 | 2007-10-10 | 谢明宗 | Connecting structure of telescopic door |
| CN204532016U (en) * | 2015-03-14 | 2015-08-05 | 胡学君 | The sliding shoe assembly of electric extendable door |
| CN105370192A (en) * | 2015-11-25 | 2016-03-02 | 安徽先锋门业科技有限公司 | Security retractable door |
| CN108060887A (en) * | 2017-01-17 | 2018-05-22 | 红门智能科技股份有限公司 | It can make the electric expansion door for arranging contraction of condensing |
| CN210033236U (en) * | 2018-09-29 | 2020-02-07 | 红门智能科技股份有限公司 | Sliding block structure of electric retractable door |
-
2018
- 2018-09-29 CN CN201811144370.7A patent/CN109372418A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200958361Y (en) * | 2006-09-27 | 2007-10-10 | 谢明宗 | Connecting structure of telescopic door |
| CN101029555A (en) * | 2007-04-06 | 2007-09-05 | 深圳市红门机电设备有限公司 | Electric telescopic door |
| CN204532016U (en) * | 2015-03-14 | 2015-08-05 | 胡学君 | The sliding shoe assembly of electric extendable door |
| CN105370192A (en) * | 2015-11-25 | 2016-03-02 | 安徽先锋门业科技有限公司 | Security retractable door |
| CN108060887A (en) * | 2017-01-17 | 2018-05-22 | 红门智能科技股份有限公司 | It can make the electric expansion door for arranging contraction of condensing |
| CN210033236U (en) * | 2018-09-29 | 2020-02-07 | 红门智能科技股份有限公司 | Sliding block structure of electric retractable door |
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Effective date of registration: 20191030 Address after: 518129 Guangdong Province, Longgang District of Shenzhen City, Buji water trails Red Gate Industrial Park, Jihua Road, 1 floor of building 4 Applicant after: Hongmen Advanced Technology Corporation Address before: Red Gate Industrial Park, Nichiha snow on the road section of Buji town of Longgang District of Shenzhen City, Guangdong province 518000 Applicant before: Shenzhen science and Technology Co. Ltd. |