CN111173400B - Anti-pinch automatic door - Google Patents
Anti-pinch automatic door Download PDFInfo
- Publication number
- CN111173400B CN111173400B CN201911414909.0A CN201911414909A CN111173400B CN 111173400 B CN111173400 B CN 111173400B CN 201911414909 A CN201911414909 A CN 201911414909A CN 111173400 B CN111173400 B CN 111173400B
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- China
- Prior art keywords
- door body
- hall sensor
- clamping edge
- motor
- elastic buffer
- 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.)
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- 230000003014 reinforcing effect Effects 0.000 claims description 13
- 239000007769 metal material Substances 0.000 claims description 3
- 230000001737 promoting effect Effects 0.000 abstract 1
- 238000001514 detection method Methods 0.000 description 5
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Images
Classifications
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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
- E05F15/40—Safety devices, e.g. detection of obstructions or end positions
- E05F15/42—Detection using safety edges
- E05F15/43—Detection using safety edges responsive to disruption of energy beams, e.g. light or sound
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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
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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
- E05F17/00—Special devices for shifting a plurality of wings operated simultaneously
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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
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
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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
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
- E05F5/08—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops with springs
-
- 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
- E05F15/40—Safety devices, e.g. detection of obstructions or end positions
- E05F15/42—Detection using safety edges
- E05F15/43—Detection using safety edges responsive to disruption of energy beams, e.g. light or sound
- E05F2015/434—Detection using safety edges responsive to disruption of energy beams, e.g. light or sound with cameras or optical sensors
- E05F2015/435—Detection using safety edges responsive to disruption of energy beams, e.g. light or sound with cameras or optical sensors by interruption of the beam
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention provides an anti-pinch automatic door, which comprises: the guide rail, with guide rail sliding connection's the first door body and the second door body, a motor for promoting the first door body and the second door body, a plurality of infrared detector, hall sensor and controller, the first door body is equipped with first double-layered limit of preventing, the second door body is equipped with the second and prevents the double-layered limit, be equipped with the magnetic ring on the output shaft of motor, hall sensor arranges in the output shaft week side of motor, a plurality of infrared detector arrange on second elastic buffer along the length direction interval of second elastic buffer, infrared detector and hall sensor respectively with controller signal connection, controller control connection motor. According to the invention, multiple protection is realized through the plurality of infrared detectors, the first anti-pinch side, the second anti-pinch side and the Hall sensor, and people are effectively prevented from being pinched by the first door body and the second door body which are closed.
Description
Technical Field
The invention relates to the technical field of automatic doors, in particular to an anti-pinch automatic door.
Background
At present, in order to facilitate entering and exiting, an automatic door is often used in an office place, and the automatic door can realize the function of automatically opening or closing according to a received signal. At present, an infrared detector is generally used for identifying whether foreign matters exist to protect a human body, but the foreign matters are easy to be stored in a protection dead angle and still easy to cause accidents.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides an anti-pinch automatic door.
The invention provides an anti-pinch automatic door, which comprises: the device comprises a guide rail, a first door body, a second door body, a motor, a plurality of infrared detectors, a Hall sensor and a controller;
the first door body and the second door body are connected with the guide rail in a sliding manner, the motor is connected with the first door body and the second door body in a driving manner so as to drive the first door body and the second door body to move oppositely or oppositely, a first anti-clamping edge is arranged on the opposite side of the first door body and the second door body, and a second anti-clamping edge is arranged on the opposite side of the second door body and the first door body;
the first anti-clamping edge and the second anti-clamping edge are opposite to each other and provided with a containing groove, the containing groove extends along the length direction of the first anti-clamping edge, a pressing plate parallel to the bottom of the containing groove is arranged in the containing groove, a plurality of telescopic columns are arranged between the pressing plate and the bottom of the containing groove at intervals from top to bottom, springs are sleeved on the telescopic columns, one ends of the springs are fixedly connected with the bottom of the containing groove, and the other ends of the springs are fixedly connected with the pressing plate;
a first elastic buffer part for covering the accommodating groove is arranged on the opposite side of the first anti-pinch side and the second anti-pinch side, a reinforcing rib is arranged on the inner side of the first elastic buffer part, the pressing plate is fixedly connected with the reinforcing rib, a positioning groove matched with the first elastic buffer part is formed in the opposite side of the second anti-pinch side and the first anti-pinch side, and a second elastic buffer part is arranged on the opposite side of the second anti-pinch side and the first anti-pinch side;
the output shaft of the motor is provided with a magnetic ring, the Hall sensors are arranged on the periphery of the output shaft of the motor, the infrared detectors are arranged on the second elastic buffer part at intervals along the length direction of the second elastic buffer part, the infrared detectors and the Hall sensors are respectively in signal connection with the controller, and the controller is in control connection with the motor.
Preferably, the hall sensor includes a first hall sensor and a second hall sensor, the first hall sensor and the second hall sensor are arranged at different angles along the radial direction of the output shaft of the motor, and the first hall sensor and the second hall sensor are respectively in signal connection with the controller.
Preferably, the door further comprises a voice player and a door magnetic sensor for detecting real-time operation states of the first door body and the second door body, wherein the door magnetic sensor is in signal connection with the controller, and the controller is in control connection with the voice player.
Preferably, the first elastic buffer part is in an arc shape protruding towards the second anti-pinch side.
Preferably, the reinforcing rib is made of a metal material, the first elastic buffer is made of elastic rubber, and the reinforcing rib and the first elastic buffer are integrally vulcanized.
Preferably, the first door body is clamped with the first anti-clamping edge, and the second door body is clamped with the second anti-clamping edge.
Preferably, the pressure plate is slidably coupled to the receiving groove.
Preferably, the holding tank notch is provided with a limiting part for limiting the pressing plate to be disengaged from the holding tank.
Compared with the prior art, the invention has the following beneficial effects:
(1) through setting up by a plurality of infrared detector of upper to lower interval arrangement, avoid detecting the dead angle as far as possible, in order to avoid pressing from both sides hindering the human body, when there is the foreign matter in the clearance between the first door body and the second door body, infrared detector gives the controller with detected signal transmission, the controller is according to infrared detector's detected signal control motor stall or reversal so that the first door body and the second door body that are closing stop to close or move in opposite directions, thereby avoid the people to be hindered by the first door body and the second door body clamp that are closing.
(2) When the automatic door is closed, a human body uses both hands or the body or an object to abut against the first elastic buffer part and the second elastic buffer part, and under the action of external force, the first elastic buffer part is deformed inwards, so that the pressing plate compression spring and the telescopic column are driven, the gap between the first door body and the second door body is expanded timely, and the first door body and the second door body which are closed are prevented from being clamped.
(3) When the first door body and the second door body can not be normally closed, the rotating speed of the motor is reduced, the Hall sensor detects the change of the rotating speed to send a signal to the controller, and the controller controls the motor to stop rotating or rotate reversely according to the detection signal of the Hall sensor so that the first door body and the second door body which are being closed stop closing or move oppositely to avoid the clamping injury of people by the first door body and the second door body which are being closed.
In conclusion, multiple protection is achieved through the plurality of infrared detectors, the first anti-pinch side, the second anti-pinch side and the Hall sensor, and people are effectively prevented from being injured by the pinch of the first door body and the second door body which are closed.
Drawings
Fig. 1 is a schematic structural view of an anti-pinch automatic door according to the present invention.
Description of reference numerals:
1-first door body 2-second door body 3-first anti-clamping edge 4-second anti-clamping edge 5-telescopic column
6-spring 7-pressing plate 8-limiting part 9-first elastic buffer piece 10-reinforcing rib
11-second elastomeric buffer 12-infrared detector
Detailed Description
Referring to fig. 1, the anti-pinch automatic door provided by the invention comprises: the device comprises a guide rail, a first door body 1, a second door body 2, a motor, a plurality of infrared detectors 12, a Hall sensor and a controller;
the first door body 1 and the second door body 2 are connected with a guide rail in a sliding manner, the motor is connected with the first door body 1 and the second door body 2 in a driving manner so as to drive the first door body 1 and the second door body 2 to move oppositely or oppositely, a first anti-clamping edge 3 is arranged on the side, opposite to the second door body 2, of the first door body 1, and a second anti-clamping edge 4 is arranged on the side, opposite to the first door body 1, of the second door body 2;
an accommodating groove is formed in the opposite side of the first anti-clamping edge 3 and the second anti-clamping edge 4, the accommodating groove extends along the length direction of the first anti-clamping edge 3, a pressing plate 7 parallel to the bottom of the accommodating groove is arranged in the accommodating groove, a plurality of telescopic columns 5 are arranged between the pressing plate 7 and the bottom of the accommodating groove at intervals from top to bottom, springs 6 are sleeved on the telescopic columns 5, one ends of the springs 6 are fixedly connected with the bottom of the accommodating groove, and the other ends of the springs 6 are fixedly connected with the pressing plate 7;
a first elastic buffer part 9 used for covering the accommodating groove is arranged on the opposite side of the first anti-clamping edge 3 and the second anti-clamping edge 4, a reinforcing rib 10 is arranged on the inner side of the first elastic buffer part, the pressing plate 7 is fixedly connected with the reinforcing rib 10, a positioning groove matched with the first elastic buffer part 9 is formed in the opposite side of the second anti-clamping edge 4 and the first anti-clamping edge 3, and a second elastic buffer part 11 is arranged on the opposite side of the second anti-clamping edge 4 and the first anti-clamping edge 3;
the output shaft of the motor is provided with a magnetic ring, the Hall sensors are arranged on the peripheral side of the output shaft of the motor and used for detecting the running condition of the output shaft of the motor, the infrared detectors 12 are arranged on the second elastic buffer 11 at intervals along the length direction of the second elastic buffer 11, the infrared detectors 12 and the Hall sensors are respectively in signal connection with the controller, and the controller is in control connection with the motor.
According to the invention, firstly, a plurality of infrared detectors 12 are arranged at intervals from top to bottom, so that detection dead angles are avoided as much as possible, and a human body is prevented from being injured by clamping, when foreign matters exist in a gap between a first door body 1 and a second door body 2, the infrared detectors 12 transmit detection signals to a controller, and the controller controls a motor to stop rotating or rotate reversely according to the detection signals of the infrared detectors 12, so that the first door body 1 and the second door body 2 which are closing stop closing or move in opposite directions, and therefore, the first door body 1 and the second door body 2 which are closing are prevented from being injured by clamping of a human body; when the automatic door is closed, a human body uses both hands or a body or an object to abut against the first elastic buffer member 9 and the second elastic buffer member 11, the first elastic buffer member 9 and the second elastic buffer member 11 start a buffering function, under the action of external force, the first elastic buffer part 9 deforms inwards, so that the pressing plate 7 is driven to compress the spring 6 and the telescopic column 5, the gap between the first door body 1 and the second door body 2 is expanded in time, the first door body 1 and the second door body 2 which are closed are prevented from being clamped, simultaneously, due to the action of external force, the first door body 1 and the second door body 2 cannot be normally closed, the rotating speed of the motor is reduced, the Hall sensor detects the change of the rotating speed and sends a signal to the controller, and the controller controls the motor to stop rotating or rotate reversely according to the detection signal of the Hall sensor so that the first door body 1 and the second door body 2 which are being closed stop closing or move oppositely, and therefore the phenomenon that a person is clamped by the first door body 1 and the second door body 2 which are being closed is avoided. In summary, the invention realizes multiple protection by the plurality of infrared detectors 12, the first anti-pinch edges 3, the second anti-pinch edges 4 and the hall sensors, and effectively prevents the first door body 1 and the second door body 2 which are closing from pinching and hurting people.
In order to judge the operation state of the motor more accurately, in a specific embodiment, the hall sensor includes a first hall sensor and a second hall sensor, the first hall sensor and the second hall sensor are arranged at different angles along the radial direction of the output shaft of the motor, and the first hall sensor and the second hall sensor are respectively in signal connection with the controller. The first Hall sensor and the second Hall sensor are used for sensing the magnetic field change of a magnetic ring arranged on a motor shaft of the motor, converting the magnetic field change into square wave signals and respectively transmitting the square wave signals to the controller, and the controller judges and calculates the pulse width and phase difference of the square wave signals, obtains the running states of the first door body 1 and the second door body 2 and controls the action of the motor to realize that the first door body 1 and the second door body 2 stop closing or move in opposite directions so as to avoid the first door body 1 and the second door body 2 from clamping and hurting people.
In order to timely remind people that the first door body 1 and the second door body 2 are being closed and avoid being damaged by the clamping of the first door body 1 and the second door body 2, in a specific implementation mode, the intelligent alarm further comprises a voice player and a door magnetic sensor used for detecting the real-time running states of the first door body 1 and the second door body 2, wherein the door magnetic sensor is in signal connection with a controller, and the controller is in control connection with the voice player.
In order to improve the cushioning of the first elastic cushioning member 9 and to avoid the human body from being pinched, in a specific embodiment, the first elastic cushioning member 9 is in the shape of an arc protruding towards the second anti-pinching side 4.
In order to improve the connection strength between the reinforcing rib 10 and the first elastic buffer 9, so as to facilitate the pressing of the pressing plate 7, in a specific embodiment, the reinforcing rib 10 is made of a metal material, the first elastic buffer 9 is made of an elastic rubber, and the reinforcing rib 10 and the first elastic buffer 9 are integrally vulcanized.
For convenience of assembly, in the specific embodiment, the first door body 1 is clamped with the first anti-clamping edge 3, and the second door body 2 is clamped with the second anti-clamping edge 4.
In order to facilitate the smooth sliding of the pressing plate 7, in the specific embodiment, the pressing plate 7 is slidably connected with the accommodating groove.
In order to avoid the pressing plate 7 from coming out of the accommodating groove, in a specific embodiment, the accommodating groove notch is provided with a limiting part 8 for limiting the pressing plate 7 from coming out of the accommodating groove.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The utility model provides an anti-pinch automatically-controlled door which characterized in that includes: the device comprises a guide rail, a first door body (1), a second door body (2), a motor, a plurality of infrared detectors (12), a Hall sensor and a controller;
the first door body (1) and the second door body (2) are connected with the guide rail in a sliding mode, the motor is connected with the first door body (1) and the second door body (2) in a driving mode to drive the first door body (1) and the second door body (2) to move oppositely or oppositely, a first anti-clamping edge (3) is arranged on the side, opposite to the first door body (2), of the first door body (1), and a second anti-clamping edge (4) is arranged on the side, opposite to the first door body (1), of the second door body (2);
an accommodating groove is formed in the opposite side of the first anti-clamping edge (3) and the second anti-clamping edge (4), the accommodating groove extends along the length direction of the first anti-clamping edge (3), a pressing plate (7) parallel to the bottom of the accommodating groove is arranged in the accommodating groove, a plurality of telescopic columns (5) are arranged between the pressing plate (7) and the bottom of the accommodating groove at intervals from top to bottom, springs (6) are sleeved on the telescopic columns (5), one ends of the springs (6) are fixedly connected with the bottom of the accommodating groove, and the other ends of the springs (6) are fixedly connected with the pressing plate (7);
a first elastic buffer part (9) used for covering the accommodating groove is arranged on the opposite side of the first anti-clamping edge (3) and the second anti-clamping edge (4), a reinforcing rib (10) is arranged on the inner side of the first elastic buffer part (9), the pressing plate (7) is fixedly connected with the reinforcing rib (10), a positioning groove matched with the first elastic buffer part (9) is formed in the opposite side of the second anti-clamping edge (4) and the first anti-clamping edge (3), and a second elastic buffer part (11) is arranged on the opposite side surface of the second anti-clamping edge (4) and the first anti-clamping edge (3);
the output shaft of the motor is provided with a magnetic ring, the Hall sensors are arranged on the periphery of the output shaft of the motor, the infrared detectors (12) are arranged on the second elastic buffer part (11) at intervals along the length direction of the second elastic buffer part (11), the infrared detectors (12) and the Hall sensors are respectively in signal connection with a controller, and the controller is in control connection with the motor;
the reinforcing rib (10) is made of metal materials, the first elastic buffer piece (9) is made of elastic rubber, and the reinforcing rib (10) and the first elastic buffer piece (9) are integrally vulcanized;
the pressing plate (7) is in sliding connection with the accommodating groove;
the holding tank notch is provided with a limiting part (8) used for limiting the pressing plate (7) to be separated from the holding tank.
2. The anti-pinch automatic door according to claim 1, wherein the hall sensors comprise a first hall sensor and a second hall sensor, the first hall sensor and the second hall sensor are arranged at different angles along the radial direction of the output shaft of the motor, and the first hall sensor and the second hall sensor are respectively in signal connection with the controller.
3. The anti-pinch automatic door according to claim 1, further comprising a voice player and a door magnetic sensor for detecting real-time running states of the first door body (1) and the second door body (2), wherein the door magnetic sensor is in signal connection with a controller, and the controller is in control connection with the voice player.
4. Anti-pinch automatic door according to claim 1, characterized in that the first elastomeric buffer (9) presents an arc projecting towards the second anti-pinch edge (4).
5. The anti-pinch automatic door as claimed in claim 1, characterized in that the first door body (1) is clamped with the first anti-pinch edge (3), and the second door body (2) is clamped with the second anti-pinch edge (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911414909.0A CN111173400B (en) | 2019-12-31 | 2019-12-31 | Anti-pinch automatic door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911414909.0A CN111173400B (en) | 2019-12-31 | 2019-12-31 | Anti-pinch automatic door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111173400A CN111173400A (en) | 2020-05-19 |
| CN111173400B true CN111173400B (en) | 2021-11-05 |
Family
ID=70657719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911414909.0A Active CN111173400B (en) | 2019-12-31 | 2019-12-31 | Anti-pinch automatic door |
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| Country | Link |
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| CN (1) | CN111173400B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111731327A (en) * | 2020-07-06 | 2020-10-02 | 刘红艳 | Movable rail type high-speed rail platform suction-proof safety protection device |
| CN114737846A (en) * | 2022-04-20 | 2022-07-12 | 湖南联诚轨道装备有限公司 | Electric side sliding door control system for rear end wall of railway locomotive mechanical room |
| CN114893095A (en) * | 2022-04-22 | 2022-08-12 | 湖南联诚轨道装备有限公司 | Intelligent door control system for sliding groove structure of railway locomotive |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2777165Y (en) * | 2005-03-23 | 2006-05-03 | 张喜焕 | Safety protection device for glass door |
| JP2014031648A (en) * | 2012-08-03 | 2014-02-20 | Sanwa Shutter Corp | Finger pinch prevention structure in door body |
| CN203570084U (en) * | 2013-11-30 | 2014-04-30 | 四川久远新方向智能科技有限公司 | Driving motor current detection-based clamping preventing system for safety door |
| CN205524245U (en) * | 2016-03-29 | 2016-08-31 | 株洲车城机车配件有限公司 | Safe locking device of locomotive door |
| CN205638061U (en) * | 2016-04-08 | 2016-10-12 | 张玉珂 | Prevent aluminium alloy door section bar and door of tong |
| CN207583160U (en) * | 2017-07-26 | 2018-07-06 | 贵阳华旭科技开发有限公司 | A kind of passenger car motorized window Hall anti-pinch module |
-
2019
- 2019-12-31 CN CN201911414909.0A patent/CN111173400B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2777165Y (en) * | 2005-03-23 | 2006-05-03 | 张喜焕 | Safety protection device for glass door |
| JP2014031648A (en) * | 2012-08-03 | 2014-02-20 | Sanwa Shutter Corp | Finger pinch prevention structure in door body |
| CN203570084U (en) * | 2013-11-30 | 2014-04-30 | 四川久远新方向智能科技有限公司 | Driving motor current detection-based clamping preventing system for safety door |
| CN205524245U (en) * | 2016-03-29 | 2016-08-31 | 株洲车城机车配件有限公司 | Safe locking device of locomotive door |
| CN205638061U (en) * | 2016-04-08 | 2016-10-12 | 张玉珂 | Prevent aluminium alloy door section bar and door of tong |
| CN207583160U (en) * | 2017-07-26 | 2018-07-06 | 贵阳华旭科技开发有限公司 | A kind of passenger car motorized window Hall anti-pinch module |
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| CN111173400A (en) | 2020-05-19 |
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Effective date of registration: 20240116 Address after: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee after: Dragon totem Technology (Hefei) Co.,Ltd. Address before: 239000 2188 Fung Lok Road, Nan Qiao District, Chuzhou, Anhui Patentee before: CHUZHOU VOCATIONAL AND TECHNICAL College |
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Effective date of registration: 20240703 Address after: 321200 Southeast Industrial Zone (Duan Village), Shuxi Street, Wuyi County, Jinhua City, Zhejiang Province (within Zhejiang Changjing Industry and Trade Co., Ltd.) (self declared) Patentee after: Zhejiang Xuda Industry and Trade Co.,Ltd. Country or region after: China Address before: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee before: Dragon totem Technology (Hefei) Co.,Ltd. Country or region before: China |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An anti pinch automatic door Granted publication date: 20211105 Pledgee: Baota Sub Branch of Zhejiang Wuyi Rural Commercial Bank Co.,Ltd. Pledgor: Zhejiang Xuda Industry and Trade Co.,Ltd. Registration number: Y2024980030847 |