CN114000812A - Power failure automatic opening PVC rapid stacking door structure - Google Patents
Power failure automatic opening PVC rapid stacking door structure Download PDFInfo
- Publication number
- CN114000812A CN114000812A CN202111295542.2A CN202111295542A CN114000812A CN 114000812 A CN114000812 A CN 114000812A CN 202111295542 A CN202111295542 A CN 202111295542A CN 114000812 A CN114000812 A CN 114000812A
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- China
- Prior art keywords
- power failure
- pvc
- door structure
- opens
- door body
- 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
Links
- 238000005096 rolling process Methods 0.000 claims abstract description 29
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 24
- 238000004804 winding Methods 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 230000002349 favourable effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 230000002265 prevention Effects 0.000 description 6
- 239000003351 stiffener Substances 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000007710 freezing Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/02—Shutters, movable grilles, or other safety closing devices, e.g. against burglary
- E06B9/06—Shutters, movable grilles, or other safety closing devices, e.g. against burglary collapsible or foldable, e.g. of the bellows or lazy-tongs type
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/605—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for folding wings
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Application of doors, windows, wings or fittings thereof for buildings or parts thereof characterised by the type of wing
- E05Y2900/132—Doors
Abstract
The invention provides a PVC quick stacking door structure capable of being automatically opened in power failure, and relates to the technical field of stacking doors. This power failure is automatic opens quick pile up door structure of PVC, including slide rail, rolling case and PVC door body, the inside of rolling case is provided with winding mechanism, the inside sliding connection of slide rail has the bottom plate, the inside of slide rail and the top sliding connection who is located the bottom plate have a plurality of fixed plates, and is a plurality of be provided with reinforcing mechanism between the fixed plate, PVC door body sets up the front surface at bottom plate, fixed plate, reinforcing mechanism includes the spout, the spout sets up upper surface and the lower surface at the fixed plate. Through set up the anchor strut on the fixed plate, realize carrying out the effect that supports to PVC door body, avoid the PVC door body outside to take place deformation easily and the problem of damage when receiving the striking, be favorable to improving the life of PVC door body to slide in the spout through the slider with the anchor strut, the folding of the anchor strut of being convenient for.
Description
Technical Field
The invention relates to the technical field of stacking doors, in particular to a PVC rapid stacking door structure capable of being automatically opened in power failure.
Background
The accumulation door is also called as a soft curtain accumulation door and a rapid accumulation door, and can be called as a back strap door because the door body is pulled up by a high-strength back strap, has multiple functions of heat preservation, cold insulation, insect prevention, wind prevention, dust prevention, sound insulation, fire prevention, peculiar smell prevention and lighting and the like, is widely used in various places such as food, chemistry, spinning, freezing, electronics, printing, supermarket freezing assembly, precision machinery, logistics storage and the like, and is suitable for logistics channels, large-area openings and internal and external doors with higher wind prevention requirements. Can effectively meet the requirements of high-performance logistics and clean places, and has the advantages of saving energy, improving the air conditioning effect, automatically closing at high speed, improving the action efficiency and the like.
The applicant finds that a Chinese patent discloses 'a power-cut automatic opening PVC quick stacking door' with the application number of 'CN 201821870095.2' through retrieval when applying the invention, the patent adopts the principle of conservation of physical weight, effectively avoids damage of a door body caused by balance unbalance, reduces motor load, is easy to maintain and maintain, has low use cost, and can automatically open to provide an escape channel for people suffering from a disaster and provide quick escape opportunities for escape personnel.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a structure for automatically opening a PVC quick stacking door in case of power failure, and solves the problem that the outer side of a PVC door is easy to deform and damage when being impacted.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: automatic PVC of opening of having a power failure piles up a structure fast, including slide rail, rolling case and PVC door body, the inside of rolling case is provided with winding mechanism, the inside sliding connection of slide rail has the bottom plate, the inside of slide rail and the top sliding connection who is located the bottom plate have a plurality of fixed plates, and is a plurality of be provided with reinforcing mechanism between the fixed plate, PVC door body sets up the front surface at bottom plate, fixed plate.
Preferably, the reinforcing mechanism comprises a sliding groove, the sliding groove is formed in the upper surface and the lower surface of the fixing plate, a sliding block is connected to the inside of the sliding groove in a sliding mode, and a reinforcing rod is connected to the inside of the sliding block in a rotating mode.
Preferably, the sliding groove and the sliding block are convex, two reinforcing rods are arranged between every two adjacent fixing plates, and the two reinforcing rods are arranged in an X shape.
Preferably, the winding mechanism includes lifting shaft and motor, lifting shaft rotates to be connected on the inner wall of rolling box, lifting shaft's surface fixedly connected with rolling wheel, fixedly connected with lifting strap in the rolling groove of rolling wheel, lifting shaft's surface just is located the first awl tooth of both sides fixedly connected with of rolling wheel, the upper surface at rolling box is fixed to the motor, the output shaft of motor extends to the inside and the fixedly connected with second awl tooth of rolling box.
Preferably, the rear surface of the fixing plate is fixedly connected with a lantern ring, and one end, far away from the winding wheel, of the lifting belt sequentially penetrates through the lantern ring and is fixedly connected with the bottom plate.
Preferably, the number of the winding wheels and the number of the motors are two, and the first bevel gear is meshed with the second bevel gear.
Preferably, the both ends of lifting shaft all extend to the outside of rolling box and the first sprocket of fixedly connected with, the side surface of slide rail is connected with the second sprocket through changeing the back rotation, first sprocket, second sprocket pass through chain drive and connect, the fixed surface of chain is connected with the balancing weight.
Preferably, the side surface of slide rail just is located two guard plates of fixedly connected with between first sprocket, the second sprocket, two one side that the guard plate is close to the balancing weight all is provided with the rubber pad.
Preferably, the chain passes through the through-hole on the guard plate, the quantity of first sprocket, second sprocket, guard plate, chain all is provided with a plurality ofly to distribute in the both sides of piling up the door.
The working principle is as follows: in the closing process of the PVC door body 11, the first bevel gear 7 is controlled to rotate by the motor 8, the first bevel gear 7 is meshed with the second bevel gear 9, so that the lifting shaft 4 is controlled to rotate, and the lifting belt 6 is controlled to close the PVC door body 11 by the winding wheel 5; when the PVC door body 11 is closed and the distance between two adjacent fixing plates 10 is gradually increased, two ends of the reinforcing rod 21 are close to the middle of the fixing plate 10 and are unfolded, so that the effect of supporting the PVC door body 11 is realized, and the problem that the outer side of the PVC door body 11 is easily deformed and damaged when being impacted is avoided; when the PVC door body 11 is opened and the distance between two adjacent fixing plates 10 is gradually reduced, the two ends of the reinforcing rod 21 move toward the two sides of the fixing plates 10 and are folded, so that the reinforcing rod 21 is folded.
(III) advantageous effects
The invention provides a PVC quick stacking door structure capable of being automatically opened in case of power failure. The method has the following beneficial effects:
1. according to the PVC door body, the reinforcing rod is arranged on the fixing plate, so that the effect of supporting the PVC door body is achieved, the problem that the outer side of the PVC door body is easy to deform and damage when being impacted is avoided, the service life of the PVC door body is prolonged, and the reinforcing rod slides in the sliding groove through the sliding block, so that the reinforcing rod can be folded conveniently.
2. According to the invention, the side surface of the slide rail is provided with the protection plate, so that the first chain wheel and the second chain wheel are protected conveniently, and the first chain wheel and the second chain wheel are prevented from being damaged in the process of ascending or descending of the balancing weight.
Drawings
FIG. 1 is a rear view of the structure of the PVC fast stacking door with automatic opening function in case of power failure according to the present invention;
FIG. 2 is a schematic view of the internal structure of the rolling box of the present invention with a power failure automatic opening PVC fast stacking door structure;
FIG. 3 is a schematic structural diagram of a protection plate of the present invention for automatically opening a PVC fast stacking door in case of power failure;
FIG. 4 is a schematic structural view of a fixing plate of the present invention for automatically opening a PVC fast stacking door structure in case of power failure;
fig. 5 is a sectional view of a fixing plate of the structure for automatically opening a PVC fast stacking door in case of power failure according to the present invention.
Wherein, 1, a slide rail; 2. a rolling box; 3. a base plate; 4. a lift shaft; 5. a winding wheel; 6. a lifting belt; 7. a first bevel gear; 8. a motor; 9. a second taper tooth; 10. a fixing plate; 11. a PVC door body; 12. a collar; 13. a first sprocket; 14. a chain; 15. a second sprocket; 16. a balancing weight; 17. a protection plate; 18. a rubber pad; 19. a chute; 20. a slider; 21. and a reinforcing rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
as shown in fig. 1-5, an embodiment of the invention provides a power-off automatic opening PVC fast stacking door structure, which comprises a sliding rail 1, a winding box 2 and a PVC door body 11, wherein a winding mechanism is arranged inside the winding box 2, the winding mechanism is mainly used for opening the PVC door body 11, the winding mechanism comprises a lifting shaft 4 and a motor 8, the opening of the PVC door body 11 mainly controls a first bevel gear 7 to rotate through the motor 8, the first bevel gear 7 is meshed with a second bevel gear 9, so that the lifting shaft 4 is controlled to rotate, the winding wheel 5 winds the lifting belt 6, the PVC door body 11 is stacked and opened, the lifting shaft 4 is rotatably connected to the inner wall of the winding box 2, the winding wheel 5 is fixedly connected to the outer surface of the lifting shaft 4 and is mainly used for winding the lifting belt 6, the lifting belt 6 is fixedly connected to a winding groove of the winding wheel 5, the first bevel gear 7 is fixedly connected to the outer surface of the lifting shaft 4 and is located at two sides of the winding wheel 5, the motor 8 is fixed on the upper surface of the rolling box 2, the output shaft of the motor 8 extends into the rolling box 2 and is fixedly connected with a second taper gear 9, the inner part of the sliding rail 1 is slidably connected with the bottom plate 3, the inner part of the sliding rail 1 is slidably connected with a plurality of fixing plates 10 above the bottom plate 3, the fixing plates 10 are mainly used for fixing the PVC door body 11, a reinforcing mechanism is arranged between the fixing plates 10 and is mainly used for supporting the PVC door body 11 to avoid the problem that the outer side of the PVC door body 11 is easy to deform and damage when being impacted, the service life of the PVC door body 11 is prolonged, the reinforcing mechanism comprises a sliding groove 19, the sliding groove 19 and a sliding block 20 are arranged to facilitate the rotation and folding of the reinforcing rod 21, the sliding groove 19 and the sliding block 20 are both convex to prevent the sliding block 20 and the reinforcing rod 21 from falling off from the sliding groove 19, two reinforcing rods 21 are arranged between two adjacent fixing plates 10, and two stiffener 21 all are "X" shape setting, spout 19 sets up the upper surface and the lower surface at fixed plate 10, the inside sliding connection of spout 19 has slider 20, the inside rotation of slider 20 is connected with stiffener 21, PVC door body 11 sets up at bottom plate 3, the front surface of fixed plate 10, PVC door body 11 is at the in-process of closing, when two adjacent fixed plate 10's distance grow gradually, the both ends of stiffener 21 draw close and expand toward the centre of fixed plate 10, PVC door body 11 is at the in-process of opening, when two adjacent fixed plate 10's distance reduces gradually, stiffener 21's both ends are moved and are folded toward the both sides of fixed plate 10.
The fixed plate 10's rear surface fixedly connected with lantern ring 12, through lantern ring 12, the elevator belt 6 of being convenient for piles up PVC door body 11 and opens, and the elevator belt 6 is kept away from the one end of rolling wheel 5 and is passed lantern ring 12 in proper order and with bottom plate 3 fixed connection, and the quantity of rolling wheel 5, motor 8 all is provided with two, first awl tooth 7 and the meshing of second awl tooth 9, and the motor 8 drive of being convenient for promotes axle 4 and rotates.
The two ends of the lifting shaft 4 extend to the outer side of the rolling box 2 and are fixedly connected with a first chain wheel 13, the side surface of the sliding rail 1 is connected with a second chain wheel 15 through rotation after rotation, the first chain wheel 13 and the second chain wheel 15 are connected through a chain 14 in a transmission mode, a balancing weight 16 is fixedly connected to the outer surface of the chain 14, the balancing weight 16 has the function that when power failure occurs, the PVC door body 11 is automatically opened through the balancing weight 16, the opening principle is the same as that of a patent with the name of 'one kind of power failure automatic opening balancing type spiral rolling door', the application number of which is 'CN 201821870094.8', the PVC door belongs to the prior art, and repeated description is omitted, two protection plates 17 are fixedly connected between the first chain wheel 13 and the second chain wheel 15 and are arranged on the side surface of the sliding rail 1, and the first chain wheel 13 and the second chain wheel 15 are convenient to protect the first chain wheel 13 and the second chain wheel 15 by arranging the two protection plates 17, and the balancing weight 16 is prevented from enabling the first chain wheel 13 to rise or fall in the process, Second sprocket 15 damages, and two guard plates 17 all are provided with rubber pad 18 near one side of balancing weight 16, and the through-hole on the guard plate 17 is passed to chain 14, and first sprocket 13, second sprocket 15, guard plate 17, the quantity of chain 14 all are provided with a plurality ofly to distribute in the both sides of piling up the door.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. Automatic PVC that opens piles up a structure fast of having a power failure, including slide rail (1), rolling case (2) and PVC door body (11), its characterized in that: the inside of rolling-up case (2) is provided with winding mechanism, the inside sliding connection of slide rail (1) has bottom plate (3), the inside of slide rail (1) and the top sliding connection who is located bottom plate (3) have a plurality of fixed plates (10), and is a plurality of be provided with reinforcing mechanism between fixed plate (10), PVC door body (11) set up the front surface at bottom plate (3), fixed plate (10).
2. The automatic PVC quick stacking door structure that opens in power failure of claim 1, characterized in that: the reinforcing mechanism comprises a sliding groove (19), the sliding groove (19) is formed in the upper surface and the lower surface of the fixing plate (10), a sliding block (20) is connected to the inside of the sliding groove (19) in a sliding mode, and a reinforcing rod (21) is connected to the inside of the sliding block (20) in a rotating mode.
3. The automatic PVC quick stacking door structure that opens in power failure of claim 2, characterized in that: the sliding groove (19) and the sliding block (20) are both convex, two reinforcing rods (21) are arranged between every two adjacent fixing plates (10), and the two reinforcing rods (21) are arranged in an X shape.
4. The automatic PVC quick stacking door structure that opens in power failure of claim 1, characterized in that: winding mechanism includes lifting shaft (4) and motor (8), lifting shaft (4) rotate to be connected on the inner wall of rolling case (2), the external fixed surface of lifting shaft (4) is connected with rolling wheel (5), fixedly connected with lifting strap (6) in the winding groove of rolling wheel (5), the surface of lifting shaft (4) just is located the first awl tooth of both sides fixedly connected with (7) of rolling wheel (5), the upper surface at rolling case (2) is fixed in motor (8), the output shaft of motor (8) extends to the inside and the fixedly connected with second awl tooth (9) of rolling case (2).
5. The automatic PVC quick stacking door structure that opens in power failure of claim 4, characterized in that: the rear surface of the fixing plate (10) is fixedly connected with a lantern ring (12), and one end, far away from the winding wheel (5), of the lifting belt (6) sequentially penetrates through the lantern ring (12) and is fixedly connected with the bottom plate (3).
6. The automatic PVC quick stacking door structure that opens in power failure of claim 4, characterized in that: the quantity of rolling wheel (5), motor (8) all is provided with two, first awl tooth (7) and second awl tooth (9) meshing.
7. The automatic PVC quick stacking door structure that opens in power failure of claim 4, characterized in that: the both ends of promotion axle (4) all extend to the outside of rolling box (2) and first sprocket of fixedly connected with (13), the side surface of slide rail (1) is rotated through changeing the back and is connected with second sprocket (15), first sprocket (13), second sprocket (15) are connected through chain (14) transmission, the fixed surface of chain (14) is connected with balancing weight (16).
8. The automatic PVC quick stacking door structure that opens in power failure of claim 7, characterized in that: the side surface of slide rail (1) just is located two guard plates (17) of fixedly connected with between first sprocket (13), second sprocket (15), two one side that guard plate (17) are close to balancing weight (16) all is provided with rubber pad (18).
9. The automatic PVC quick stacking door structure that opens in power failure of claim 8, characterized in that: the chain (14) passes through the through holes in the protection plates (17), and the number of the first chain wheels (13), the second chain wheels (15), the protection plates (17) and the chain (14) is multiple and is distributed on two sides of the stacking door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111295542.2A CN114000812A (en) | 2021-11-03 | 2021-11-03 | Power failure automatic opening PVC rapid stacking door structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111295542.2A CN114000812A (en) | 2021-11-03 | 2021-11-03 | Power failure automatic opening PVC rapid stacking door structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114000812A true CN114000812A (en) | 2022-02-01 |
Family
ID=79926963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111295542.2A Pending CN114000812A (en) | 2021-11-03 | 2021-11-03 | Power failure automatic opening PVC rapid stacking door structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114000812A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB408384A (en) * | 1932-11-25 | 1934-04-12 | Henry John Tibbles | Improvements in or relating to protective grilles for windows and the like |
| JPH10184230A (en) * | 1996-12-27 | 1998-07-14 | Swan Moving Wall Kk | Expansion restricting device of expansive partition body |
| CN1266141A (en) * | 1999-02-09 | 2000-09-13 | 中谷寿麿 | Open type cross layered curtain shape screen with decorative function |
| JP2000320271A (en) * | 1999-05-06 | 2000-11-21 | Toshimaro Nakatani | Link device for expansion door |
| CN202081804U (en) * | 2011-04-20 | 2011-12-21 | 许伟 | Shutter type burglary-resisting window |
| CN204877201U (en) * | 2015-07-08 | 2015-12-16 | 茅永生 | Full -automatic folding telescopic anti -theft device |
| CN209523695U (en) * | 2018-11-14 | 2019-10-22 | 沈阳双旗门窗制造有限公司 | A kind of power failure automatic opening counterweight balancing type spiral rolling door |
| CN209556899U (en) * | 2018-11-14 | 2019-10-29 | 齐建军 | A kind of power failure automatic opening PVC fast accumulation door |
| CN209855656U (en) * | 2019-03-22 | 2019-12-27 | 无锡旭峰门业制造有限公司 | Stacking door |
| CN213418954U (en) * | 2020-07-29 | 2021-06-11 | 靖江市春竹环保科技有限公司 | Antiknock rolling shutter door |
| CN213980579U (en) * | 2020-08-27 | 2021-08-17 | 石家庄市君子门业有限公司 | Rail limiting device of rapid accumulation door |
-
2021
- 2021-11-03 CN CN202111295542.2A patent/CN114000812A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB408384A (en) * | 1932-11-25 | 1934-04-12 | Henry John Tibbles | Improvements in or relating to protective grilles for windows and the like |
| JPH10184230A (en) * | 1996-12-27 | 1998-07-14 | Swan Moving Wall Kk | Expansion restricting device of expansive partition body |
| CN1266141A (en) * | 1999-02-09 | 2000-09-13 | 中谷寿麿 | Open type cross layered curtain shape screen with decorative function |
| JP2000320271A (en) * | 1999-05-06 | 2000-11-21 | Toshimaro Nakatani | Link device for expansion door |
| CN202081804U (en) * | 2011-04-20 | 2011-12-21 | 许伟 | Shutter type burglary-resisting window |
| CN204877201U (en) * | 2015-07-08 | 2015-12-16 | 茅永生 | Full -automatic folding telescopic anti -theft device |
| CN209523695U (en) * | 2018-11-14 | 2019-10-22 | 沈阳双旗门窗制造有限公司 | A kind of power failure automatic opening counterweight balancing type spiral rolling door |
| CN209556899U (en) * | 2018-11-14 | 2019-10-29 | 齐建军 | A kind of power failure automatic opening PVC fast accumulation door |
| CN209855656U (en) * | 2019-03-22 | 2019-12-27 | 无锡旭峰门业制造有限公司 | Stacking door |
| CN213418954U (en) * | 2020-07-29 | 2021-06-11 | 靖江市春竹环保科技有限公司 | Antiknock rolling shutter door |
| CN213980579U (en) * | 2020-08-27 | 2021-08-17 | 石家庄市君子门业有限公司 | Rail limiting device of rapid accumulation door |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220201 |
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| RJ01 | Rejection of invention patent application after publication |