CN113969720A - Door closer with tension adjusting structure - Google Patents

Door closer with tension adjusting structure Download PDF

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Publication number
CN113969720A
CN113969720A CN202111355445.8A CN202111355445A CN113969720A CN 113969720 A CN113969720 A CN 113969720A CN 202111355445 A CN202111355445 A CN 202111355445A CN 113969720 A CN113969720 A CN 113969720A
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CN
China
Prior art keywords
fixedly connected
tension adjusting
main body
threaded shaft
door closer
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.)
Granted
Application number
CN202111355445.8A
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Chinese (zh)
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CN113969720B (en
Inventor
钟勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen City Minganweiye Technology Co ltd
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Shenzhen City Minganweiye Technology Co ltd
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Application filed by Shenzhen City Minganweiye Technology Co ltd filed Critical Shenzhen City Minganweiye Technology Co ltd
Priority to CN202111355445.8A priority Critical patent/CN113969720B/en
Publication of CN113969720A publication Critical patent/CN113969720A/en
Application granted granted Critical
Publication of CN113969720B publication Critical patent/CN113969720B/en
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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
    • E05F15/611—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings
    • E05F15/616—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by push-pull mechanisms
    • E05F15/622—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by push-pull mechanisms using screw-and-nut mechanisms
    • 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
    • E05F15/70—Power-operated mechanisms for wings with automatic actuation
    • 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 relates to the technical field of door closers, in particular to a door closer with a tension adjusting structure, which comprises a main body, a tension adjusting device, an angle control device and a positioning connection device, wherein the tension adjusting device is arranged on the outer side of the main body and comprises a loop bar, the loop bar is arranged on the outer side of the main body, a sliding plate is connected on the inner side of the loop bar in a sliding manner, an inner rod is fixedly connected at the center position of the left end of the sliding plate, and first springs are fixedly connected at the upper end and the lower end of the left side of the sliding plate respectively. The stability of the door body after closing is ensured.

Description

Door closer with tension adjusting structure
Technical Field
The invention relates to the technical field of door closers, in particular to a door closer with a tension adjusting structure.
Background
The door closer is a spring-like hydraulic device on the door head, can release after compressing when the door is opened, automatically close the door, has the effect like a spring door, can ensure that the door is closed to an initial position accurately and timely after being opened, has the significance of not only automatically closing the door, but also protecting a door frame and a door body (stably closing), more importantly, the door closer becomes a non-negligible execution part of modern building intelligent management, and the modern hydraulic door closer starts from a patent registered by Americans in the early twentieth century and is different from the traditional door closer by throttling liquid in the door closer, is mainly used in commercial and public buildings, but also has the condition of being used at home, and has a plurality of purposes, wherein the most purpose is to enable the door to be closed automatically to limit the spread of fire and ventilation in the building, the door closer can be classified into an external door top door closer, an embedded door middle door closer, a door bottom door closer (floor spring), a vertical door closer (built-in vertical door closer) and other door closers, along with the continuous development of society, the door closer is applied more and more, the door closer is also more and more in variety, but when part of the door closer is used, the tension applied to the closed door cannot be adjusted automatically according to the requirement, so that the phenomenon that the door body shakes and collides easily under the condition of wind outside, the stability of the closed door body cannot be well ensured, and when the door body is opened, the rotating angle of the door body cannot be adjusted automatically according to the requirement, so that the application range of the device is reduced, and finally, the whole device is inconvenient to install, especially when the door body is made of hard stone or steel, the installation is got up and is wasted time and energy, and installation back stability is relatively poor.
Disclosure of Invention
The present invention is directed to a door closer having a tension adjusting structure to solve the problems of the related art.
In order to achieve the purpose, the invention provides the following technical scheme:
a door closer with a tension adjusting structure comprises a main body, a tension adjusting device, an angle control device and a positioning connection device, wherein the tension adjusting device is arranged on the outer side of the main body and comprises a loop bar, the loop bar is arranged on the outer side of the main body, a sliding plate is connected to the inner side of the loop bar in a sliding manner, an inner rod is fixedly connected to the central position of the left end of the sliding plate, first springs are fixedly connected to the upper end and the lower end of the left side of the sliding plate, a sliding ring is fixedly connected to the other end of each first spring, the inner rod penetrates through the sliding ring, the sliding ring is in contact with the loop bar, a pressure sensor is fixedly connected to the left end of the sliding ring and in contact with the loop bar, a first micro motor is fixedly connected to the inner right side of the inner side of the top end portion of the main body, a first threaded shaft is fixedly connected to the tail end of a main shaft of the first micro motor and is rotatably connected with the top end portion of the main body, the outer side of the first threaded shaft is spirally connected with a sliding block, the sliding block is in sliding connection with the top end portion of the main body, an angle control device is arranged at the top end of the top end portion of the main body, a positioning connection device is arranged at the rear end of the main body, and a controller is fixedly connected to the right side of the front end of the top end portion of the main body.
Preferably, the left side of the top end of the inner rod and the right side of the bottom end of the loop bar are fixedly connected with universal joints, the universal joints at the bottom end are fixedly connected with the bottom end part of the main body, and the universal joints at the top end are fixedly connected with the sliding block.
Preferably, the angle control device includes a fixed cover, a fixed cover is disposed at the top end of the top end portion of the main body, a second micro motor is fixedly connected to the right end of the inner side of the fixed cover, a second threaded shaft is fixedly connected to the end of a main shaft of the second micro motor, the second threaded shaft is rotatably connected to the fixed cover, a moving block is spirally connected to the outer side of the second threaded shaft and is slidably connected to the fixed cover, a positioning block is slidably connected to the bottom end of the inner side of the moving block, and a control switch is fixedly connected to the bottom end of the positioning block.
Preferably, both ends all have a fixing bolt about the fixed cover outside, and fixing bolt runs through the fixed cover, fixing bolt and the top end screwed connection of main part.
Preferably, the top end of the inner side of the moving block is rotatably connected with a ball, and the ball is rotatably connected with the fixed cover.
Preferably, the top end of the positioning block is fixedly connected with an electric telescopic rod, and the electric telescopic rod is fixedly connected with the moving block.
Preferably, the positioning connection device comprises a mounting frame, the main body rear end is provided with the mounting frame, the rear end of the inner side of the mounting frame is slidably connected with a pressing block, the inner side of the pressing block is slidably connected with a porous pressing plate, the front end of the porous pressing plate is fixedly connected with a second spring, the other end of the second spring is fixedly connected with the pressing block, the rear end of the porous pressing plate is rotatably connected with a third threaded shaft, the third threaded shaft penetrates through the mounting frame, and the third threaded shaft is spirally connected with the mounting frame.
Preferably, the left side and the right side of the front end of the main body are both spirally connected with mounting bolts, the mounting bolts penetrate through the main body, and the mounting bolts are spirally connected with the mounting frame.
Preferably, the inboard front end of mounting bracket and the equal fixedly connected with lug of briquetting front end, and the lug is coniform setting, the even distribution of lug is at the inboard front end of mounting bracket and briquetting front end.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the arrangement of the pressure sensor, the universal joint and the sliding plate, when the door body is closed, the first micro motor is matched to drive the first threaded shaft to rotate, the sliding plate is driven by the inner rod to continuously compress the first spring, so that the sliding ring continuously presses the pressure sensor, and the tension applied to the closed door can be automatically adjusted according to requirements, so that the phenomenon that the door body shakes and collides under the condition of wind outside is not easy to occur, and the stability of the closed door body is ensured;
2. according to the invention, through the control switch, the electric telescopic rod and the second threaded shaft, when the device is used, the second micro motor drives the second threaded shaft to rotate, so that the moving block continuously drives the control switch to move, and the electric telescopic rod is matched with the positioning block to drive the positioning block to stretch, so that the rotating angle of the door body when the door body is opened can be automatically adjusted according to requirements, and the application range of the device is enlarged;
3. according to the invention, through the arrangement of the convex block, the third threaded shaft, the pressing block and the porous pressing plate, when the device is used, the mounting frame is clamped at the outer sides of the door body and the door frame respectively, then the third threaded shaft is rotated, the porous pressing plate continuously compresses the second spring, so that the pressing block continuously compresses the door body and the door frame, and the conical convex block is matched with the contact of the door body and the door frame, so that the device is more convenient to integrally mount, especially when the door body is made of harder stone or steel, the mounting is time-saving and labor-saving, and the mounting is more stable after mounting.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall structure of the angle control apparatus of the present invention;
FIG. 3 is a schematic cross-sectional view of a loop bar of the present invention;
FIG. 4 is a schematic cross-sectional view of the positioning connection device of the present invention;
fig. 5 is a schematic view of the overall structure of the bump according to the present invention.
In the figure: 1-main body, 2-tension adjusting device, 201-loop bar, 202-sliding plate, 203-inner bar, 204-universal joint, 205-first spring, 206-sliding ring, 207-pressure sensor, 3-first micro motor, 4-first threaded shaft, 5-sliding block, 6-angle control device, 601-fixed cover, 602-fixed bolt, 603-second micro motor, 604-second threaded shaft, 605-moving block, 606-rolling ball, 607-positioning block, 608-electric telescopic rod, 609-control switch, 7-positioning connecting device, 701-mounting rack, 702-mounting bolt, 703-pressing block, 704-porous pressing plate, 705-second spring, 706-third threaded shaft, 707-convex block, 8-a controller.
Detailed Description
Example 1:
referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a technical solution:
a door closer with a tension adjusting structure comprises a main body 1, a tension adjusting device 2, an angle control device 6 and a positioning connection device 7, wherein the tension adjusting device 2 is arranged on the outer side of the main body 1, the tension adjusting device 2 comprises a loop bar 201, the loop bar 201 is arranged on the outer side of the main body 1, a sliding plate 202 is slidably connected with the inner side of the loop bar 201, an inner rod 203 is fixedly connected with the center position of the left end of the sliding plate 202, the left side of the top end of the inner rod 203 and the right side of the bottom end of the loop bar 201 are fixedly connected with universal joints 204, the universal joints 204 at the bottom end are fixedly connected with the bottom end part of the main body 1, the universal joints 204 at the top end are fixedly connected with a sliding block 5, when the height difference exists after the upper part and the lower part of the main body 1 is installed, the normal use of the door closer is ensured, the upper end and the lower end of the left side of the sliding plate 202 are fixedly connected with a first spring 205, the other end of the first spring 205 is fixedly connected with a sliding ring 206, and the inner rod 203 penetrates through the sliding ring 206, the sliding ring 206 is contacted with the loop bar 201, the left end of the sliding ring 206 is fixedly connected with the pressure sensor 207, and the pressure sensor 207 is contacted with the loop bar 201, the arrangement can automatically adjust the tension force applied to the closed door according to the requirement, so that the phenomenon of collision caused by the shaking of the door body is not easy to occur under the condition of wind outside, the stability of the closed door body is ensured, the first micro motor 3 is fixedly connected to the right side of the inner side of the top end part of the main body 1, the first threaded shaft 4 is fixedly connected to the tail end of a main shaft of the first micro motor 3, the first threaded shaft 4 is rotatably connected with the top end part of the main body 1, the sliding block 5 is spirally connected to the outer side of the first threaded shaft 4, the sliding block 5 is slidably connected with the top end part of the main body 1, the top end part of the main body 1 is provided with the angle control device 6, the angle control device 6 comprises a fixed cover 601, and the top end part of the main body 1 is provided with the fixed cover 601, the left end and the right end of the outer side of the fixed cover 601 are both connected with the fixed bolts 602 in a spiral mode, the fixed bolts 602 penetrate through the fixed cover 601 and are connected with the top end of the main body 1 in a spiral mode, the connection between the fixed cover 601 and the main body 1 is facilitated through the arrangement, the right end of the inner side of the fixed cover 601 is fixedly connected with the second micro motor 603, the tail end of a main shaft of the second micro motor 603 is fixedly connected with a second threaded shaft 604, the second threaded shaft 604 is rotatably connected with the fixed cover 601, the outer side of the second threaded shaft 604 is connected with a moving block 605 in a spiral mode, the moving block 605 is connected with the fixed cover 601 in a sliding mode, the top end of the inner side of the moving block 605 is rotatably connected with a ball 606, the ball 606 is rotatably connected with the fixed cover 601, the arrangement reduces friction generated when the moving block 605 slides, the bottom end of the inner side of the moving block 605 is connected with a positioning block 607 in a sliding mode, the top end of the positioning block 607 is fixedly connected with an electric telescopic rod 608, and the electric telescopic rod 608 is fixedly connected with the moving block 605, the arrangement is convenient for controlling the control switch 609 to stretch according to requirements, the bottom end of the positioning block 607 is fixedly connected with the control switch 609, the arrangement can automatically adjust the rotating angle of the door body when the door body is opened according to requirements, thereby increasing the application range of the device, the rear end of the main body 1 is provided with the positioning connecting device 7, the positioning connecting device 7 comprises a mounting frame 701, the rear end of the main body 1 is provided with the mounting frame 701, the left side and the right side of the front end of the main body 1 are both spirally connected with mounting bolts 702, the mounting bolts 702 penetrate through the main body 1, the mounting bolts 702 are spirally connected with the mounting frame 701, the arrangement is convenient for connecting the mounting frame 701 and the main body 1, the rear end of the inner side of the mounting frame 701 is slidably connected with a pressing block 703, the inner side of the pressing block 703 is slidably connected with a porous pressing plate 704, the front end of the porous pressing plate 704 is fixedly connected with a second spring 705, and the other end of the second spring 705 is fixedly connected with the pressing block 703, porous clamp plate 704 rear end is rotated and is connected with third threaded shaft 706, and third threaded shaft 706 runs through mounting bracket 701, third threaded shaft 706 and mounting bracket 701 screwed connection, the equal fixedly connected with lug 707 of inboard front end of mounting bracket 701 and briquetting 703 front end, and lug 707 is coniform setting, the even distribution of lug 707 is at the inboard front end of mounting bracket 701 and briquetting 703 front end, this kind of setting is when door frame material is harder, the stability after the device installation has been guaranteed, this kind of setting makes device integral erection more convenient, and install labour saving and time saving, the top portion front end right side fixedly connected with controller 8 of main part 1.
The working process is as follows: all electrical appliances in the device are external power supplies, when the device is used, the main body 1 is connected with the mounting rack 701 through the mounting bolt 702, then the fixing cover 601 is connected with the main body 1 through the fixing bolt 602, after the above operations are completed, the mounting rack 701 at the top end is clamped at the top end of the door frame, the mounting rack 701 at the bottom end is clamped at the top end of the outer side of the door body, then the third threaded shaft 706 is rotated, at the moment, the third threaded shaft 706 is continuously in spiral connection with the mounting rack 701, the pressing block 703 can continuously slide with the mounting rack 701, when the cone-shaped convex block 707 is in contact with the door body and the door frame, the porous pressing plate 704 can continuously compress the second spring 705, meanwhile, the convex block 707 can continuously be in close contact with the door body and the door frame, when the third threaded shaft 706 cannot rotate, at the moment, the connection between the device and the door body and the door frame is completed, and then the device can be used, in the process of mounting the device, because the top end of the inner rod 203 and the bottom end of the loop bar 201 are both fixed with the universal joints 204, even if the height difference of the upper part and the lower part of the main body 1 is large after mounting, the normal use of the device is not affected, in the process of using the device, when the door body needs to be opened at a specified angle, the rotating angle of the door body is set through the remote control terminal, at the moment, the second micro motor 603 can continuously drive the second threaded shaft 604 to rotate, the moving block 605 can continuously slide in the fixed cover 601 to a specified position, then the electric telescopic rod 608 can continuously extend out, so that the control switch 609 is pushed out from the moving block 605 through the positioning block 607, then when the door body is opened, the first micro motor 3 can continuously drive the first threaded shaft 4 to rotate, the slider 5 can continuously slide rightwards at the moment, when the slider 5 triggers the control switch 609, the first micro motor 3 stops, at the moment, the opening of the door body at the designated angle is finished, after the door body is closed, when external wind is large, the door body is blown to continuously shake and collide with the door frame, at the moment, the induction value of the pressure sensor 207 can be increased through the remote control terminal, after the door body is closed, the first micro motor 3 can continuously drive the first threaded shaft 4 to rotate, the sliding block 5 can continuously slide leftwards, at the moment, the inner rod 203 is matched with the connection of the universal joint 204, the sliding plate 202 is continuously pulled leftwards to compress the first spring 205 while the inner rod 203 rotates, at the moment, the door body is in closer and closer contact with the door frame, the pressure sensor 207 is continuously pressed by the pressure ring 206, the pressure value induced by the pressure sensor 207 can be continuously increased, when the pressure value reaches a set value, the first micro motor 3 stops, at the moment, whether the door body and the door frame are in close contact or not is observed through the remote monitoring mechanism, if the collision phenomenon still occurs, and continuously increasing the pressure value sensed by the pressure sensor 207 until the door body is tightly contacted with the door frame.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. It should be noted that there are no specific structures but a few objective structures due to the limited character expressions, and that those skilled in the art may make various improvements, decorations or changes without departing from the principle of the invention or may combine the above technical features in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.

Claims (9)

1. A door closer with a tension adjusting structure comprises a main body (1), a tension adjusting device (2), an angle control device (6) and a positioning connecting device (7), and is characterized in that: the tension adjusting device (2) is arranged on the outer side of the main body (1), the tension adjusting device (2) comprises a loop bar (201), the loop bar (201) is arranged on the outer side of the main body (1), a sliding plate (202) is connected to the inner side of the loop bar (201) in a sliding manner, an inner rod (203) is fixedly connected to the center position of the left end of the sliding plate (202), a first spring (205) is fixedly connected to the upper end and the lower end of the left side of the sliding plate (202), a sliding ring (206) is fixedly connected to the other end of the first spring (205), the inner rod (203) penetrates through the sliding ring (206), the sliding ring (206) is in contact with the loop bar (201), a pressure sensor (207) is fixedly connected to the left end of the sliding ring (206), the pressure sensor (207) is in contact with the loop bar (201), and a first micro motor (3) is fixedly connected to the right side of the inner side of the top end portion of the inner side of the main body (1), the end fixedly connected with first threaded shaft (4) of main shaft of first micro motor (3), and first threaded shaft (4) rotate with the top portion of main part (1) and be connected, first threaded shaft (4) outside screw connection has slider (5), and the top portion sliding connection of slider (5) and main part (1), the top portion top of main part (1) is equipped with angle control device (6), main part (1) rear end is equipped with positioning connection device (7), the top portion front end right side fixedly connected with controller (8) of main part (1).
2. A door closer having a tension adjusting structure according to claim 1, wherein: the inner rod (203) is fixedly connected with a universal joint (204) on the left of the top end of the inner rod and the right of the bottom end of the loop bar (201), the universal joint (204) at the bottom end is fixedly connected with the bottom end part of the main body (1), and the universal joint (204) at the top end is fixedly connected with the sliding block (5).
3. A door closer having a tension adjusting structure according to claim 1, wherein: the angle control device (6) comprises a fixed cover (601), the top end of the top end portion of the main body (1) is provided with the fixed cover (601), the right end of the inner side of the fixed cover (601) is fixedly connected with a second micro motor (603), the tail end of a main shaft of the second micro motor (603) is fixedly connected with a second threaded shaft (604), the second threaded shaft (604) is rotatably connected with the fixed cover (601), a moving block (605) is spirally connected to the outer side of the second threaded shaft (604), the moving block (605) is slidably connected with the fixed cover (601), the bottom end of the inner side of the moving block (605) is slidably connected with a positioning block (607), and the bottom end of the positioning block (607) is fixedly connected with a control switch (609).
4. A door closer having a tension adjusting structure according to claim 3, wherein: the fixing cover is characterized in that the left end and the right end of the outer side of the fixing cover (601) are respectively and spirally connected with a fixing bolt (602), the fixing bolt (602) penetrates through the fixing cover (601), and the fixing bolt (602) is spirally connected with the top end of the main body (1).
5. A door closer having a tension adjusting structure according to claim 3, wherein: the top end of the inner side of the moving block (605) is rotatably connected with a ball (606), and the ball (606) is rotatably connected with the fixed cover (601).
6. A door closer having a tension adjusting structure according to claim 3, wherein: the top end of the positioning block (607) is fixedly connected with an electric telescopic rod (608), and the electric telescopic rod (608) is fixedly connected with a moving block (605).
7. A door closer having a tension adjusting structure according to claim 1, wherein: positioning connection device (7) include mounting bracket (701), main part (1) rear end is equipped with mounting bracket (701), mounting bracket (701) inboard rear end sliding connection has briquetting (703), briquetting (703) inboard sliding connection has porous clamp plate (704), porous clamp plate (704) front end fixedly connected with second spring (705), and the other end and briquetting (703) fixed connection of second spring (705), porous clamp plate (704) rear end rotates and is connected with third threaded shaft (706), and third threaded shaft (706) run through mounting bracket (701), third threaded shaft (706) and mounting bracket (701) threaded connection.
8. A door closer having a tension adjusting structure according to claim 7, wherein: the all threaded connection of main part (1) front end left and right sides has construction bolt (702), and construction bolt (702) runs through main part (1), construction bolt (702) and mounting bracket (701) threaded connection.
9. A door closer having a tension adjusting structure according to claim 7, wherein: the mounting bracket (701) inboard front end and briquetting (703) front end equal fixedly connected with lug (707), and lug (707) are coniform setting, the even distribution of lug (707) is at mounting bracket (701) inboard front end and briquetting (703) front end.
CN202111355445.8A 2021-11-16 2021-11-16 Door closer with tension adjusting structure Active CN113969720B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111355445.8A CN113969720B (en) 2021-11-16 2021-11-16 Door closer with tension adjusting structure

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Application Number Priority Date Filing Date Title
CN202111355445.8A CN113969720B (en) 2021-11-16 2021-11-16 Door closer with tension adjusting structure

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Publication Number Publication Date
CN113969720A true CN113969720A (en) 2022-01-25
CN113969720B CN113969720B (en) 2023-10-03

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2350500Y (en) * 1998-05-29 1999-11-24 金泰一 Adjusting type door closing device
DE102011006524A1 (en) * 2011-03-31 2012-10-04 Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Coburg Door or window of a building with a motor drive device
CN207160823U (en) * 2017-09-19 2018-03-30 广东美的厨房电器制造有限公司 Switch gate actuator and the household electrical appliance with the switch gate actuator
CN110344684A (en) * 2017-10-16 2019-10-18 麦格纳覆盖件有限公司 Power operation formula variable force door stop mechanism for vehicle closure system
CN110685535A (en) * 2019-10-22 2020-01-14 潘明强 Intelligent automatic closing window
CN210067832U (en) * 2019-04-30 2020-02-14 徐州鑫友工控科技发展有限公司 Intelligent vertical face inward-opening and inward-tilting window
US20210238907A1 (en) * 2018-12-05 2021-08-05 Winbo-Dongjian Automotive Technology Co., Ltd. Nut leadscrew type automatic door opening and closing mechanism, automobile automatic door and automobile

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2350500Y (en) * 1998-05-29 1999-11-24 金泰一 Adjusting type door closing device
DE102011006524A1 (en) * 2011-03-31 2012-10-04 Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Coburg Door or window of a building with a motor drive device
CN207160823U (en) * 2017-09-19 2018-03-30 广东美的厨房电器制造有限公司 Switch gate actuator and the household electrical appliance with the switch gate actuator
CN110344684A (en) * 2017-10-16 2019-10-18 麦格纳覆盖件有限公司 Power operation formula variable force door stop mechanism for vehicle closure system
US20210238907A1 (en) * 2018-12-05 2021-08-05 Winbo-Dongjian Automotive Technology Co., Ltd. Nut leadscrew type automatic door opening and closing mechanism, automobile automatic door and automobile
CN210067832U (en) * 2019-04-30 2020-02-14 徐州鑫友工控科技发展有限公司 Intelligent vertical face inward-opening and inward-tilting window
CN110685535A (en) * 2019-10-22 2020-01-14 潘明强 Intelligent automatic closing window

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