CN210134754U - Intelligence fire door fixing device - Google Patents
Intelligence fire door fixing device Download PDFInfo
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- CN210134754U CN210134754U CN201920580428.6U CN201920580428U CN210134754U CN 210134754 U CN210134754 U CN 210134754U CN 201920580428 U CN201920580428 U CN 201920580428U CN 210134754 U CN210134754 U CN 210134754U
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Abstract
The utility model discloses an intelligent fire door fixing device, which comprises a wall body, an inverted U-shaped door frame main body and a door body rotationally connected with the door frame main body, the wall body is provided with an opening matched with the door frame main body, the door frame main body is arranged in the opening, two first clamping grooves which are symmetrically arranged are arranged at the inner top of the opening, two second clamping grooves are arranged on two opposite inner side walls of the opening, a first transmission cavity is arranged inside the horizontal end of the door frame main body, and the interior of two vertical ends of the door frame main body is respectively provided with a second transmission cavity, the two second transmission cavities are respectively communicated with the first transmission cavity, two opposite inner side walls of the first transmission cavity are connected with a bidirectional screw rod through a bearing in a rotating way, the lateral wall of the bidirectional screw rod is fixedly sleeved with a first bevel gear, and the bottom of the horizontal end of the door frame main body is provided with a through hole communicated with the first transmission cavity. The utility model discloses can be convenient for install and dismantle intelligent fire door.
Description
Technical Field
The utility model relates to an intelligence fire door technical field specifically is an intelligence fire door fixing device.
Background
The door frame on current intelligence fire door generally carries out fixed connection through a plurality of expansion bolts and wall body, when intelligence fire door damaged to some extent and need change, this kind of connected mode is not convenient for change intelligence fire door, consequently, we propose an intelligence fire door fixing device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an intelligence fire door fixing device has solved the problem that proposes in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: an intelligent fire door fixing device comprises a wall body, an inverted U-shaped door frame main body and a door body rotationally connected to the door frame main body, wherein an opening matched with the door frame main body is formed in the wall body, the door frame main body is arranged in the opening, two first clamping grooves which are symmetrically arranged are formed in the inner top of the opening, two opposite inner side walls of the opening are respectively provided with two second clamping grooves, a first transmission cavity is formed in the horizontal end of the door frame main body, second transmission cavities are formed in the two vertical ends of the door frame main body, the two second transmission cavities are communicated with the first transmission cavity, the two opposite inner side walls of the first transmission cavity are rotationally connected with a bidirectional screw rod through a bearing together, a first bevel gear is fixedly sleeved on the side wall of the bidirectional screw rod, and a through hole communicated with the first transmission cavity is formed in the bottom of the horizontal end of the door frame main body, the inner wall of the through hole is provided with an annular first rotary groove, the inner part of the first rotary groove is rotatably connected with a rotary disc, the rotary disc is fixedly sleeved with a rotary rod, the top end of the rotary rod extends to the inner part of a first transmission cavity, the top end of the rotary rod is fixedly sleeved with a second bevel gear meshed with a first bevel gear, the bottom end of the rotary rod extends to the lower part of the rotary disc, the inner part of the first transmission cavity is slidably connected with two first sliding blocks, the two first sliding blocks are respectively in threaded connection with two ends of a bidirectional screw rod, the top part of each first sliding block is provided with a first transmission groove, the inner side wall of each first transmission groove, which is close to the first bevel gear, is provided with a first inclined surface, the inner top part of the first transmission cavity is provided with a first square hole corresponding to the first clamping groove, the inner part of the first square hole is slidably connected with a first clamping block, and the top end of the first clamping block, the bottom end of the first fixture block extends to the inside of the first transmission groove and is set as a second inclined surface, the first inclined surface is abutted against the second inclined surface, the bottom end of the first fixture block is provided with a first elastic mechanism corresponding to the first fixture block, and the insides of the two second transmission cavities are respectively provided with a clamping mechanism corresponding to the second clamping groove.
As an embodiment of the present invention, the first elastic mechanism includes a first fixing plate, the first fixing plate and the first fixture block are kept away from the side wall bottom fixed connection of the first bevel gear, the first spring of the common fixed connection between the top of the first fixing plate and the inner top of the first transmission cavity.
As a preferred embodiment of the utility model, the clamping mechanism comprises a threaded rod, the inner bottom of the second transmission cavity is provided with a second rotary groove with a T-shaped cross section, the bottom end of the threaded rod extends to the inside of the second rotary groove and is fixedly connected with a limiting disc, the top end of the threaded rod is fixedly sleeved with a third bevel gear, the side wall of the bidirectional screw rod is fixedly sleeved with a fourth bevel gear meshed with the third bevel gear, the inside of the second transmission cavity is slidably connected with a second slider corresponding to the second clamping groove, the side wall of the second slider far away from the door body is provided with a second transmission groove, the inner top of the second transmission groove is provided with a third inclined plane, the inner side wall of the second transmission cavity far away from the door body is provided with a second square hole corresponding to the second clamping groove, the inside of the second square hole is slidably connected with a second clamping block, one end of the second clamping block extends to the inside of the second clamping groove, and the other end of the second fixture block extends into the second rotary groove, one end of the second fixture block extending into the second rotary groove is set as a fourth inclined plane, the third inclined plane is abutted against the fourth inclined plane, and a second elastic mechanism corresponding to the second fixture block is arranged at one end of the second fixture block extending into the second rotary groove.
As a preferred embodiment of the utility model, second elastic mechanism includes the second fixed plate, the top of second fixed plate and the bottom fixed connection of second fixture block, the second fixed plate is kept away from between the lateral wall of the door body and the inside wall in second transmission chamber common fixedly connected with second spring.
As a preferred embodiment of the present invention, the bottom end of the rotating rod is fixedly connected with an operating rod.
As an embodiment of the utility model, the constant head tank has all been seted up to two relative inside walls of opening, two the locating piece, two have all been pegged graft to the inside of constant head tank the lateral wall that the locating piece is close to mutually is respectively with two lateral wall bottom fixed connection of door frame main part.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model is provided with the operating rod, when the intelligent fire door needs to be replaced, the rotating rod and the second bevel gear are positively rotated by the operating rod, the second bevel gear drives the first bevel gear and the two-way screw rod to rotate, so that the fourth bevel gear drives the threaded rod to rotate through the third bevel gear, when the two-way screw rod rotates, the two first sliders move close to each other, the first clamping block is gradually separated from the first clamping groove under the action of the first spring elastic force, when the first clamping block is thoroughly separated from the first clamping groove, the top end of the second inclined plane is positioned inside the first square hole, meanwhile, the second slider on the threaded rod moves upwards, under the action of the second spring elastic force, the second clamping block is also separated from the second clamping groove, and the end of the fourth inclined plane far away from the door body is positioned inside the second square hole, at the moment, the old door frame main body and the door body can be easily disassembled from the wall body, the novel door frame main part is sleeved with the opening, the first clamping groove corresponds to the first clamping block, the second clamping groove corresponds to the second clamping block, the rotating rod rotates reversely through the operating rod, the two first sliding blocks are made to move away from each other, the first sliding blocks extrude the first clamping block through the first inclined surfaces on the first sliding blocks and the second inclined surfaces on the first clamping blocks, the first clamping blocks gradually stretch into the first clamping grooves until the tops of the first clamping blocks abut against the inner tops of the first clamping grooves, the first springs stretch, meanwhile, the second sliding blocks move downwards, the second sliding blocks extrude the second clamping blocks through the fourth inclined surfaces on the second sliding blocks and the third inclined surfaces on the second clamping blocks, the second clamping blocks gradually stretch into the second clamping grooves, the side walls, away from the door body, of the second clamping blocks abut against the inner side walls of the second clamping grooves, and the second springs stretch, so that the effect of facilitating replacement of the intelligent fire-fighting door is achieved.
2. The utility model discloses a be equipped with locating piece and constant head tank, when with door frame main part inserted opening, insert the inside of two constant head tanks respectively with two locating pieces, when the lateral wall of locating piece offsets with the inside wall of constant head tank, the position of first fixture block and first draw-in groove is corresponding, and the position of second fixture block and second draw-in groove is corresponding to be convenient for install the door frame main part.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic view of the overall structure of the intelligent fire door fixing device of the present invention;
FIG. 2 is an external view of the intelligent fire door fixing device of the present invention;
FIG. 3 is a schematic structural view of portion A of FIG. 1;
fig. 4 is a schematic structural view of a portion B in fig. 1.
In the figure: the door frame comprises a wall body 1, a door frame main body 3, a door body 4, a bidirectional screw rod 5, a first bevel gear 6, a rotary table 7, a rotary rod 8, a first sliding block 9, a first clamping block 10, a first fixing plate 11, a first spring 12, a threaded rod 13, a limiting disc 14, a third bevel gear 15, a fourth bevel gear 16, a second sliding block 17, a second clamping block 18, a second fixing plate 19 and a positioning block.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1-4, the present invention provides a technical solution: an intelligent fire door fixing device comprises a wall body 1, an inverted U-shaped door frame main body 2 and a door body 3 rotatably connected to the door frame main body 2, wherein an opening matched with the door frame main body 2 is formed in the wall body 1, the door frame main body 2 is arranged in the opening, two first clamping grooves symmetrically arranged are formed in the inner top of the opening, two opposite inner side walls of the opening are respectively provided with two second clamping grooves, a first transmission cavity is formed in the horizontal end of the door frame main body 2, a second transmission cavity is formed in the vertical end of the door frame main body 2, the two second transmission cavities are communicated with the first transmission cavity, the two opposite inner side walls of the first transmission cavity are jointly and rotatably connected with a bidirectional screw rod 4 through a bearing, a first bevel gear 5 is fixedly sleeved on the side wall of the bidirectional screw rod 4, and a through hole communicated with the first transmission cavity is formed in the bottom of the horizontal end of the door frame main body 2, the inner wall of the through hole is provided with an annular first rotary groove, the inner part of the first rotary groove is rotatably connected with a rotary disc 6, the rotary disc 6 is fixedly sleeved with a rotary rod 7, the top end of the rotary rod 7 extends to the inner part of a first transmission cavity, the top end of the rotary rod 7 is fixedly sleeved with a second bevel gear meshed with a first bevel gear 5, the bottom end of the rotary rod 7 extends to the lower part of the rotary disc 6, the inner part of the first transmission cavity is slidably connected with two first sliding blocks 8, the two first sliding blocks 8 are respectively in threaded connection with two ends of a bidirectional screw rod 4, the top part of each first sliding block 8 is provided with a first transmission groove, the inner side wall of each first transmission groove, which is close to the first bevel gear 5, is provided with a first inclined plane, the inner top part of the first transmission cavity is provided with a first square hole corresponding to the first clamping groove, and the inner part of the first square hole is slidably connected with a, the top end of the first clamping block 9 extends to the inside of the first clamping groove, the bottom end of the first clamping block 9 extends to the inside of the first transmission groove and is set as a second inclined plane, the first inclined plane is abutted to the second inclined plane, the bottom end of the first clamping block 9 is provided with a first elastic mechanism corresponding to the first clamping block 9, and the two clamping mechanisms corresponding to the second clamping groove are respectively arranged inside the second transmission cavity.
The first elastic mechanism comprises a first fixing plate 10, the bottom end of the side wall of the first fixing plate 10, which is far away from the first bevel gear 5, of the first clamping block 9 is fixedly connected with the bottom end of the side wall of the first bevel gear 5, a first spring 11 is fixedly connected between the top of the first fixing plate 10 and the inner top of the first transmission cavity together, and the first elastic mechanism is used for separating the first clamping block 9 from the first clamping groove.
Wherein, the clamping mechanism comprises a threaded rod 12, a second rotary groove with a T-shaped section is arranged at the bottom in the second transmission cavity, the bottom end of the threaded rod 12 extends into the second rotary groove and is fixedly connected with a limiting disc 13, the limiting disc 13 can rotate along with the threaded rod 12 in the second rotary groove, a third bevel gear 14 is fixedly sleeved at the top end of the threaded rod 12, a fourth bevel gear 15 meshed with the third bevel gear 14 is fixedly sleeved on the side wall of the bidirectional screw rod 4, a second slide block 16 corresponding to a second clamping groove is slidably connected in the second transmission cavity, a second transmission groove is arranged on the side wall of the second slide block 16 far away from the door body 3, a third inclined plane is arranged at the top in the second transmission cavity, a second square hole corresponding to the second clamping groove is arranged on the inner side wall of the second transmission cavity far away from the door body 3, and a second clamping block 17 is slidably connected in the second square hole, one end of the second fixture block 17 extends to the inside of the second clamping groove, the other end of the second fixture block 17 extends to the inside of the second rotary groove, a fourth inclined plane is arranged at one end of the second fixture block 17 extending to the inside of the second rotary groove, the third inclined plane abuts against the fourth inclined plane, and a second elastic mechanism corresponding to the second fixture block 17 is arranged at one end of the second fixture block 17 extending to the inside of the second rotary groove.
The second elastic mechanism comprises a second fixing plate 18, the top of the second fixing plate 18 is fixedly connected with the bottom of the second clamping block 17, a second spring is fixedly connected between the side wall of the second fixing plate 18 far away from the door body 3 and the inner side wall of the second transmission cavity, and the second elastic mechanism is used for separating the second clamping block 17 from the second clamping groove.
Wherein, the bottom fixedly connected with action bars of bull stick 7, the action bars is convenient for people to operate bull stick 7.
The positioning grooves are formed in two opposite inner side walls of the opening, the positioning blocks 19 are inserted into the positioning grooves, the two side walls, close to the positioning blocks 19, are fixedly connected with the bottom ends of the two side walls of the doorframe main body 2 respectively, when the side walls of the positioning blocks 19 abut against the inner side walls of the positioning grooves, the positions of the first clamping blocks 9 and the first clamping grooves correspond to each other, and the positions of the second clamping blocks 17 and the second clamping grooves correspond to each other, so that the doorframe main body 2 is convenient to install.
When the intelligent fire door fixing device is used, the rotating rod 7 and the second bevel gear are rotated in the forward direction through the operating rod, the second bevel gear drives the first bevel gear 5 and the two-way screw rod 4 to rotate, so that the fourth bevel gear 15 drives the threaded rod 12 to rotate through the third bevel gear 14, when the two-way screw rod 4 rotates, the two first sliding blocks 8 move close to each other, the first clamping block 9 is gradually separated from the first clamping groove under the action of the elastic force of the first spring 11, when the first clamping block 9 is completely separated from the first clamping groove, the top end of the second inclined plane is positioned inside the first square hole, meanwhile, the second sliding block 16 on the threaded rod 12 moves upwards, the second clamping block 17 is also separated from the second clamping groove under the action of the elastic force of the second spring, and the end, far away from the door body 3, of the fourth inclined plane is positioned inside the second square hole, at the moment, the old door frame main body 2 and the door body 3 can be easily detached from the wall body 1, meanwhile, a new door frame main body 2 is sleeved with the opening, the first clamping groove corresponds to the first clamping block 9, the second clamping groove corresponds to the second clamping block 17, the rotating rod 7 is rotated reversely through the operating rod, so that the two first sliding blocks 8 move away from each other, the first sliding blocks 8 extrude the first clamping block 9 through the first inclined surfaces on the first sliding blocks and the second inclined surfaces on the first clamping block 9, so that the first clamping block 9 gradually extends into the first clamping groove until the top of the first clamping block 9 is abutted against the inner top of the first clamping groove, the first spring 11 stretches, meanwhile, the second sliding blocks 16 move downwards, the second sliding blocks 16 extrude the second clamping block 17 through the fourth inclined surfaces on the second sliding blocks and the third inclined surfaces on the second clamping block 17, the second clamping block 17 gradually extends into the second clamping groove, the side wall of the second clamping block 17 far away from the door body 3 is abutted against the inner side wall of the second clamping groove, the second spring stretches, and the effect of facilitating replacement of the intelligent fire door is achieved, when the door frame main body 2 is inserted into the opening, the two positioning blocks 19 are respectively inserted into the two positioning grooves, when the side walls of the positioning blocks 19 abut against the inner side walls of the positioning grooves, the first clamping block 9 corresponds to the first clamping groove in position, and the second clamping block 17 corresponds to the second clamping groove in position, so that the door frame main body 2 is convenient to mount.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides an intelligence fire control door fixing device, includes wall body (1), the door frame main part (2) and the door body (3) of rotation connection on door frame main part (2) of the type of falling U, its characterized in that: the door frame is characterized in that the wall body (1) is provided with an opening matched with the door frame main body (2), the door frame main body (2) is arranged in the opening, the inner top of the opening is provided with two first clamping grooves which are symmetrically arranged, two opposite inner side walls of the opening are respectively provided with two second clamping grooves, the horizontal end of the door frame main body (2) is internally provided with a first transmission cavity, the two vertical ends of the door frame main body (2) are respectively provided with a second transmission cavity, the two second transmission cavities are respectively communicated with the first transmission cavity, the two opposite inner side walls of the first transmission cavity are jointly and rotatably connected with a bidirectional screw rod (4) through a bearing, the side wall of the bidirectional screw rod (4) is fixedly sleeved with a first bevel gear (5), the bottom of the horizontal end of the door frame main body (2) is provided with a through hole communicated with the first transmission cavity, and the inner wall of the through hole is provided with an annular, the inner part of the first rotary groove is rotatably connected with a rotary table (6), a rotary rod (7) is fixedly sleeved on the rotary table (6), the top end of the rotary rod (7) extends to the inner part of a first transmission cavity, a second bevel gear meshed with a first bevel gear (5) is fixedly sleeved on the top end of the rotary rod (7), the bottom end of the rotary rod (7) extends to the lower part of the rotary table (6), two first sliding blocks (8) are slidably connected with the inner part of the first transmission cavity, the two first sliding blocks (8) are respectively in threaded connection with two ends of a bidirectional screw rod (4), a first transmission groove is formed in the top part of each first sliding block (8), the inner side wall of the first transmission groove, which is close to the first bevel gear (5), is provided with a first inclined surface, a first square hole corresponding to a first clamping groove is formed in the inner top part of the first transmission cavity, and a first clamping block (9) is slidably connected with the inner part of the first square hole, the top of first fixture block (9) extends to the inside of first draw-in groove, the bottom of first fixture block (9) extends to the inside of first drive groove and establishes to the second inclined plane, first inclined plane offsets with the second inclined plane, the bottom of first fixture block (9) is provided with the first elastic mechanism corresponding with first fixture block (9), two the inside in second drive chamber is provided with the screens mechanism corresponding with the second draw-in groove respectively.
2. The intelligent fire fighting door fixing device of claim 1, wherein: the first elastic mechanism comprises a first fixing plate (10), the bottom end of the side wall of the first bevel gear (5) is far away from the first fixing plate (10) and the first clamping block (9), and a first spring (11) is fixedly connected between the top of the first fixing plate (10) and the inner top of the first transmission cavity.
3. The intelligent fire fighting door fixing device of claim 1, wherein: the clamping mechanism comprises a threaded rod (12), a second rotary groove with a T-shaped section is formed in the inner bottom of the second transmission cavity, the bottom end of the threaded rod (12) extends into the second rotary groove and is fixedly connected with a limiting disc (13), a third bevel gear (14) is fixedly sleeved at the top end of the threaded rod (12), a fourth bevel gear (15) meshed with the third bevel gear (14) is fixedly sleeved on the side wall of the bidirectional screw rod (4), a second sliding block (16) corresponding to the second clamping groove is connected in the second transmission cavity in a sliding mode, a second transmission groove is formed in the side wall, away from the door body (3), of the second sliding block (16), a third inclined surface is formed in the inner top of the second transmission groove, a second square hole corresponding to the second clamping groove is formed in the inner side wall, away from the door body (3), of the second transmission cavity, and a second clamping block (17) is connected in the second square hole in a sliding mode, one end of the second clamping block (17) extends to the inside of the second clamping groove, the other end of the second clamping block (17) extends to the inside of the second rotary groove, a fourth inclined plane is arranged at one end of the second clamping block (17) extending to the inside of the second rotary groove, the third inclined plane is abutted to the fourth inclined plane, and a second elastic mechanism corresponding to the second clamping block (17) is arranged at one end of the second clamping block (17) extending to the inside of the second rotary groove.
4. The intelligent fire door fixing device of claim 3, wherein: the second elastic mechanism comprises a second fixing plate (18), the top of the second fixing plate (18) is fixedly connected with the bottom of the second clamping block (17), and a second spring is fixedly connected between the side wall, far away from the door body (3), of the second fixing plate (18) and the inner side wall of the second transmission cavity.
5. The intelligent fire fighting door fixing device of claim 1, wherein: the bottom end of the rotating rod (7) is fixedly connected with an operating rod.
6. The intelligent fire fighting door fixing device of claim 1, wherein: the positioning grooves are formed in two opposite inner side walls of the opening, positioning blocks (19) are inserted into the positioning grooves, and the side walls, close to the positioning blocks (19), of the two positioning blocks are fixedly connected with the bottom ends of the two side walls of the door frame main body (2) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920580428.6U CN210134754U (en) | 2019-04-26 | 2019-04-26 | Intelligence fire door fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920580428.6U CN210134754U (en) | 2019-04-26 | 2019-04-26 | Intelligence fire door fixing device |
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| Publication Number | Publication Date |
|---|---|
| CN210134754U true CN210134754U (en) | 2020-03-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920580428.6U Active CN210134754U (en) | 2019-04-26 | 2019-04-26 | Intelligence fire door fixing device |
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| CN (1) | CN210134754U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535709A (en) * | 2020-05-21 | 2020-08-14 | 重庆宏亚远桥金属制品有限责任公司 | Energy-saving window structure and construction method thereof |
| CN111877938A (en) * | 2020-07-23 | 2020-11-03 | 北京平安信达建筑工程有限公司 | Window frame structure used on facing fair-faced concrete wall and mounting process thereof |
| CN111907451A (en) * | 2020-06-30 | 2020-11-10 | 安徽佰尧电子科技有限公司 | Elastic connecting piece for front anti-collision bumper of automobile |
| CN112830087A (en) * | 2020-12-30 | 2021-05-25 | 义乌工商职业技术学院 | Encrypt thing flow box with automatic identification chip |
| CN114150978A (en) * | 2021-12-16 | 2022-03-08 | 天津木艺家新材料科技有限公司 | Door and window and door and window installation method |
-
2019
- 2019-04-26 CN CN201920580428.6U patent/CN210134754U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535709A (en) * | 2020-05-21 | 2020-08-14 | 重庆宏亚远桥金属制品有限责任公司 | Energy-saving window structure and construction method thereof |
| CN111907451A (en) * | 2020-06-30 | 2020-11-10 | 安徽佰尧电子科技有限公司 | Elastic connecting piece for front anti-collision bumper of automobile |
| CN111877938A (en) * | 2020-07-23 | 2020-11-03 | 北京平安信达建筑工程有限公司 | Window frame structure used on facing fair-faced concrete wall and mounting process thereof |
| CN111877938B (en) * | 2020-07-23 | 2022-05-10 | 北京平安信达建筑工程有限公司 | Window frame structure used on facing fair-faced concrete wall and mounting process thereof |
| CN112830087A (en) * | 2020-12-30 | 2021-05-25 | 义乌工商职业技术学院 | Encrypt thing flow box with automatic identification chip |
| CN114150978A (en) * | 2021-12-16 | 2022-03-08 | 天津木艺家新材料科技有限公司 | Door and window and door and window installation method |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220310 Address after: 629000 No. 326, Maqing West Road, Hongjiang Town, Pengxi County, Suining City, Sichuan Province Patentee after: Guo Zheng Address before: 325000 room 207, building 1, 102 Dongfang Road, Ouhai Economic Development Zone, Wenzhou City, Zhejiang Province Patentee before: WENZHOU HAIFA INTELLIGENT TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20220707 Address after: 610000 room 2211, 22 / F, building 1, No. 168, Section 2, Renmin North Road, Jinniu District, Chengdu, Sichuan Province Patentee after: Sichuan taizun Fire Technology Co.,Ltd. Address before: 629000 No. 326, Maqing West Road, Hongjiang Town, Pengxi County, Suining City, Sichuan Province Patentee before: Guo Zheng |