CN113153061B - Industrial door opener - Google Patents
Industrial door opener Download PDFInfo
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- CN113153061B CN113153061B CN202110488904.3A CN202110488904A CN113153061B CN 113153061 B CN113153061 B CN 113153061B CN 202110488904 A CN202110488904 A CN 202110488904A CN 113153061 B CN113153061 B CN 113153061B
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- Prior art keywords
- driving
- plate
- roller
- main board
- sliding
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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
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/632—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings
- E05F15/635—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings operated by push-pull mechanisms, e.g. flexible or rigid rack-and-pinion arrangements
- E05F15/641—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings operated by push-pull mechanisms, e.g. flexible or rigid rack-and-pinion arrangements operated by friction wheels
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D13/00—Accessories for sliding or lifting wings, e.g. pulleys, safety catches
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The application relates to the technical field of door opening machine equipment, in particular to an industrial door opening machine, which comprises a main board, wherein the main board is fixed on a door body, the side wall of the main board is rotatably connected with a roller which is in contact with the ground, and the main board is provided with a driving device which is used for driving the roller to rotate to drive the door body to move; the main board is provided with a locking device for locking the autorotation of the roller; the main board is provided with a pressing device which is used for driving the roller to move towards the ground direction so as to tightly abut against the ground. This application can in time and accurately stop the door body through the door operator under emergency, and the position of the locking door body.
Description
Technical Field
The application relates to the technical field of door opening machine equipment, in particular to an industrial door opening machine.
Background
The door opener is a device for realizing opening and closing of a door body through mechanical transmission, and the specific types of the door opener comprise a translation type industrial door opener, a travelling wheel type industrial door opener, a rolling curtain type industrial door opener and the like.
Wherein, travelling wheel formula door operator in the use, can often drive the door body and open or close. When meeting emergency, the door body is required to stop moving in time, and the mode adopted at the moment is usually to cut off the power of a motor in the door opener to stop the motor, so that the door body is stopped under the action of the door opener.
However, in the above-mentioned stopping manner of the door opening machine in the related art, after the motor in the door opening machine is powered off, the door body can still move a short distance again under the action of the motion inertia, so that the door body cannot be stopped and reliably locked in time; when personnel need to stop the door body from moving through the door opening machine urgently through the door body, the inertia movement of the door body is easy to hurt the personnel, and certain potential safety hazards exist.
Disclosure of Invention
In order in time and accurately to stop the door body through the door opener under emergency, and the position of the locking door body, this application provides an industry door opener.
The application provides an industry door operator adopts following technical scheme:
an industrial door opener comprises a main board, wherein the main board is fixed on a door body, rollers which are in contact with the ground are rotatably connected to the side wall of the main board, and a driving device for driving the rollers to rotate to drive the door body to move is arranged on the main board;
the main board is provided with a locking device for locking the autorotation of the roller;
the main board is provided with a pressing device which is used for driving the roller to move towards the ground direction so as to tightly abut against the ground.
By adopting the technical scheme, the driving device drives the roller to rotate, so that the roller drives the whole door body to move through friction force in a state of contacting with the ground; when an emergency occurs, the locking device locks the rotation of the roller, so that the power source for the movement of the door body is cut off; the roller is driven to move towards the ground through the pressing device, so that the roller is tightly propped against the ground, the friction between the roller and the ground is increased through increasing the pressure, the moving inertia of the door body is rapidly limited, and the effect of rapidly stopping the door body is achieved.
Preferably, the lateral wall of the main board is provided with a supporting block, the supporting block is rotatably connected with a rotating shaft, the roller is coaxially and fixedly arranged on the rotating shaft, the locking device comprises a rotating disc fixedly arranged on the rotating shaft, a clamping block slidably arranged on the main board and a first sliding mechanism for driving the clamping block to slide, and the circumference of the lateral wall of the rotating disc is provided with a plurality of clamping grooves for the clamping block to be inserted into.
Through adopting above-mentioned technical scheme, first glide machanism drives the fixture block and slides, and the fixture block is inserted to the draw-in groove of carousel lateral wall in, locks the rotation of carousel, realizes the locking of gyro wheel indirectly through the pivot.
Preferably, the locking device further comprises an insert block slidably arranged on the main board and a second sliding mechanism for driving the insert block to slide, and a plurality of slots for inserting the insert block are uniformly formed in the peripheral wall of the rotary disc.
Through adopting above-mentioned technical scheme, the second glide machanism drives the inserted block and slides, and the inserted block is inserted to the slot in, locks the rotation of carousel, improves the locking effect of carousel.
Preferably, be equipped with the driving cylinder on the mainboard, the driving cylinder is including setting firmly the driving seat on the mainboard and the actuating lever of setting on the driving seat that slides, first glide machanism is including setting firmly the vertical drive plate on the actuating lever and the first runner of rotation connection at the fixture block tip, be equipped with the first elastic component that makes first runner hug closely with vertical drive plate all the time on the mainboard, second glide machanism is including setting firmly the horizontal drive plate on the actuating lever and the second runner of rotation connection at the inserted block tip, be equipped with the second elastic component that makes the second runner hug closely with horizontal drive plate all the time on the mainboard.
By adopting the technical scheme, the driving seat drives the driving rod to do sliding motion, the driving rod drives the transverse driving plate and the longitudinal driving plate to move, so that the transverse driving plate presses the inserting block into the inserting slot, and the longitudinal driving plate presses the clamping block into the clamping slot, thereby realizing double locking of the turntable; when the driving rod does not act, the clamping block is not inserted into the clamping groove under the action of the first elastic piece, and the inserting block is not inserted into the inserting groove under the action of the second elastic piece, so that the rotation of the rotary disc is not influenced.
Preferably, the pressing device comprises a sliding plate arranged on the main plate in a sliding mode in the vertical direction and a driving mechanism for driving the sliding plate to slide, the main plate is provided with a compression elastic piece for providing downward movement acting force for the sliding plate, and the supporting block, the rotating shaft, the roller, the turntable, the clamping block and the inserting block are all arranged on the sliding plate.
By adopting the technical scheme, the driving mechanism drives the sliding plate to move downwards, the sliding plate drives the supporting block to move downwards, the supporting block drives the rotating shaft to move downwards, and the rotating shaft drives the roller to move downwards, so that the roller is tightly attached to the ground, and the friction force is increased to improve the locking effect.
Preferably, the driving mechanism comprises a lower pressing plate fixedly arranged on the driving rod and a lower pressing rod arranged on the sliding plate in a sliding manner, one end of the lower pressing rod is rotatably connected with a third rotating wheel, the other end of the lower pressing rod abuts against the supporting block, and a third elastic part used for driving the third rotating wheel to always abut against the lower pressing rod is arranged on the sliding plate.
Through adopting above-mentioned technical scheme, the actuating lever drives the holding down plate and removes, and the holding down plate moves depression bar through third runner pushing down, and the depression bar butt supporting shoe pushes down whole sliding plate to realize hugging closely on gyro wheel and ground.
Preferably, the driving device comprises a gear fixedly arranged on the rotating shaft, a motor fixedly arranged on the sliding plate and a driving tooth fixedly arranged at the output end of the motor, the driving tooth is meshed with the gear, a correlation module is arranged between a circuit where the motor is arranged and a circuit where the driving cylinder is arranged, and when the motor is electrified, the circuit where the driving cylinder is arranged is powered off through the correlation module; when the motor is powered off, the circuit where the driving cylinder is located is electrified through the associated module.
By adopting the technical scheme, when the motor is electrified to drive the roller to rotate, the roller drives the door body to move, the driving cylinder is not electrified under the action of the associated module, and the roller cannot be locked; when the motor is powered off, the driving cylinder is electrified under the action of the associated module, so that the roller is locked by the action of the locking device, the locking effect of the door body is improved, and the door body is rapidly stopped to move.
Preferably, the transverse driving plate, the longitudinal driving plate and the lower pressing rod are all provided with reinforcing ribs.
Through adopting above-mentioned technical scheme, set up the strengthening rib on horizontal drive plate, vertical drive plate and depression bar down, help promoting material self intensity, reduce the condition of breaking off in the action process.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when an emergency occurs, the locking device locks the rotation of the roller, so that the power source for the movement of the door body is cut off;
2. the roller is driven by the pressing device to move towards the ground, so that the roller is tightly propped against the ground, the friction force between the roller and the ground is increased by increasing the pressure, the movement inertia of the door body is quickly limited, and the effect of quickly stopping the door body is achieved;
3. when the motor is electrified to drive the roller to rotate, the roller drives the door body to move, the driving cylinder is not electrified under the action of the associated module, and the roller cannot be locked; when the motor is powered off, the driving cylinder is electrified under the action of the associated module, so that the roller is locked by the action of the locking device, the locking effect of the door body is improved, and the door body is rapidly stopped to move.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a left side view of an embodiment of the present application with the outer shell removed;
FIG. 3 is a schematic sectional view taken along the line A-A in FIG. 2;
FIG. 4 is a schematic view of the overall structure of the embodiment of the present application with the outer casing removed;
FIG. 5 is an enlarged partial schematic view of portion A of FIG. 4;
fig. 6 is a schematic diagram of an association module in an embodiment of the present application.
Description of reference numerals: 1. a main board; 2. a roller; 3. a sliding plate; 4. a chute; 5. a slider; 6. a correlation module; 7. compressing the elastic member; 8. a support block; 9. a rotating shaft; 10. a drive cylinder; 11. a driving seat; 12. a drive rod; 13. a lower pressing plate; 14. a lower pressure lever; 15. a first fixed block; 16. a third rotating wheel; 17. a turntable; 18. a clamping block; 19. a card slot; 20. a second fixed block; 21. a longitudinal drive plate; 22. a first rotating wheel; 23. inserting a block; 24. a third fixed block; 25. a slot; 26. a transverse drive plate; 27. a second runner; 28. a motor; 29. a gear; 30. a driving tooth.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses industry door operator.
As shown in fig. 1, the industrial door opener comprises a main board 1, wherein one end side wall of the main board 1 is fixed on a door body, the other end side wall of the main board 1 is rotatably provided with a roller 2, and the peripheral wall of the roller 2 is in contact with the ground. The main board 1 is provided with a locking device and a pressing device, and the locking device is used for locking the rotation of the roller 2; the pressing device is used for driving the roller 2 to press downwards towards the ground, so that the roller 2 is tightly propped against the ground, the friction force between the roller 2 and the ground is increased, and the effect of rapidly stopping the movement of the door body is improved.
As shown in fig. 2 and 3, the hold-down device includes a slide plate 3 and a driving mechanism. Wherein, two chutes 4 are arranged on the side wall of the main board 1, and the chutes 4 are along the length direction of the main board 1. In the present embodiment, the chute 4 opens in the vertical direction. All sliding connection has slider 5 in two spouts 4, all fixedly connected with sliding plate 3 on two sliders 5, and the plane that sliding plate 3 belongs to sets up with mainboard 1 place plane parallel. Fixedly connected with compression elastic component 7 in the spout 4, compression elastic component 7 is preferably compression spring, and compression elastic component 7 sets up along the length direction of spout 4, and the one end of compression elastic component 7 is fixed on the inboard roof of spout 4, and the other end of compression elastic component 7 is fixed on the roof of slider 5. So that the compression spring 7 always provides a downward force to the slide plate 3.
As shown in fig. 4 and 5, two supporting blocks 8 are fixedly connected to the side wall of the sliding plate 3, a rotating shaft 9 is rotatably connected between the two supporting blocks 8, the roller 2 is fixedly connected to the rotating shaft 9, and the roller 2 is coaxially arranged with the central axis of the rotating shaft 9.
Be provided with driving cylinder 10 on mainboard 1, driving cylinder 10 includes driving seat 11 and actuating lever 12, and driving seat 11 fixed connection is on mainboard 1, and actuating lever 12 is flexible on driving seat 11 and is set up. The drive cylinder 10 is preferably an electric cylinder.
As shown in fig. 4 and 5, the driving mechanism includes a lower pressing plate 13 and a lower pressing rod 14, the lower pressing plate 13 is fixedly connected to the peripheral wall of the driving rod 12, and in the embodiment of the present application, the lower pressing plate 13 is disposed in a horizontal direction. A first fixed block 15 is fixedly connected to the sliding plate 3, the lower pressing rod 14 is slidably disposed on the first fixed block 15 along the vertical direction, and a third elastic member is disposed between the first fixed block 15 and the lower pressing rod 14, in the embodiment of the present application, the third elastic member is a compression spring. The third elastic member is used for providing an upward force to the lower pressing rod 14. The top end of the lower pressing rod 14 is rotatably connected with a third runner 16, and the third runner 16 is abutted on the lower pressing plate 13 under the action of a third elastic member. The bottom end of the lower pressing rod 14 is abutted to the top wall of the supporting block 8, when the roller 2 needs to be pressed down and abutted to the ground, the driving seat 11 drives the driving rod 12 to act, the driving rod 12 acts on the supporting block 8 through the lower pressing plate 13 and the lower pressing rod 14, and the roller 2 is tightly attached to the ground so as to increase friction force and improve locking effect.
As shown in fig. 4 and 5, the locking device includes a dial 17, a latch 18, and a first slide mechanism. The rotary table 17 is fixedly connected to the rotating shaft 9, and the rotary table 17 and the rotating shaft 9 are coaxially arranged. The side wall of the sliding plate 3 is fixedly connected with a second fixing block 20, and the fixture block 18 is slidably arranged on the second fixing block 20 along the horizontal direction. The side wall of the rotating disc 17 is provided with a plurality of clamping grooves 19, and the clamping grooves 19 are uniformly arranged on the side wall of the rotating disc 17 in the circumferential direction. The first sliding mechanism drives the latch 18 to slide, so that the latch 18 is inserted into the slot 19, thereby locking the rotation of the rotary plate 17.
The first slider mechanism comprises a longitudinal drive plate 21 and a first pulley 22. The longitudinal driving plate 21 is fixedly connected to the peripheral wall of the driving rod 12, and in the embodiment of the present application, the longitudinal driving plate 21 is disposed in the vertical direction. A first elastic element is arranged between the second fixing block 20 and the fixture block 18, and the first elastic element is a compression spring. The first rotating wheel 22 is rotatably connected to the end of the latch 18, and the first elastic member provides a force to the first rotating wheel 22, so that the first rotating wheel 22 is always abutted against the longitudinal driving plate 21. When the driving rod 12 drives the longitudinal driving plate 21 to move, the longitudinal driving plate 21 drives the fixture block 18 to horizontally move and be inserted into the clamping groove 19 of the turntable 17, so that the turntable 17 is locked.
As shown in fig. 4 and 5, the locking device further includes an insert 23 and a second slide mechanism. The side wall of the sliding plate 3 is fixedly connected with a third fixed block 24, and the inserting block 23 is arranged on the third fixed block 24 in a sliding manner along the vertical direction. A second elastic element is arranged between the third fixing block 24 and the insertion block 23, the second elastic element is a compression spring, and the second elastic element always provides an upward acting force for the insertion block 23. A plurality of slots 25 are uniformly arranged on the circumferential wall of the rotary table 17 along the circumferential direction, and the second sliding mechanism drives the insert blocks 23 to overcome the acting force of the second elastic piece, so that the insert blocks 23 are inserted into the slots 25, and the rotary table 17 is locked.
Further, the second slider mechanism includes a transverse drive plate 26 and a second runner 27. A transverse drive plate 26 is fixedly attached to the peripheral wall of the drive rod 12, the transverse drive plate 26 being disposed in a horizontal direction in the embodiment of the present application. The second runner 27 is rotatably connected to the tip of the insert 23, and the second runner 27 abuts against the lateral drive plate 26. The driving seat 11 drives the driving rod 12 to slide, and the driving rod 12 drives the transverse driving plate 26 to move, so that the transverse driving plate 26 presses the insertion block 23 into the slot 25, thereby locking the turntable 17.
As shown in fig. 4 and 5, the transverse driving plate 26, the longitudinal driving plate 21 and the lower pressing rod 14 are all provided with reinforcing ribs, which are helpful for improving the strength of the material and reducing the occurrence of fracture during the action.
The main board 1 is provided with a driving device, and the driving device is used for driving the idler wheel 2 to rotate so as to drive the door body to move.
The drive means comprise a motor 28, a gear 29 and a driving tooth 30. The motor 28 is fixedly connected to the side wall of the sliding plate 3, the gear 29 is fixedly connected to the rotating shaft 9, and the gear 29 is coaxially arranged with the rotating shaft 9. The driving teeth 30 are fixedly connected to an output end of the motor 28, and the driving teeth 30 are engaged with the gear 29. Therefore, the motor 28 is started to drive the roller 2 to rotate, and the door body is driven to move.
As shown in fig. 4 and 6, the association module 6 is arranged between the circuit of the motor 28 and the circuit of the driving cylinder 10, and when the motor 28 is electrified, the circuit of the driving cylinder 10 is powered off through the association module 6; when the motor 28 is de-energized, the circuit in which the drive cylinder 10 is located is set electrically by the associated module 6. In the embodiment of the present application, the association module 6 is a reverse link switch, that is, when the motor 28 is electrified, the driving cylinder 10 is not electrified; when the motor 28 is de-energized, the cylinder 10 is energized and the motor 28 and cylinder 10 are not energized simultaneously. When the motor 28 drives the door body to move, the driving cylinder 10 cannot influence the movement of the door body; when the motor 28 is powered off, the driving cylinder 10 is electrified to lock the roller 2, so that the door body is quickly locked.
The implementation principle is as follows:
when the door opening machine normally works, the motor 28 drives the roller 2 to rotate, and the roller 2 drives the door body to normally move;
when the vehicle needs to be stopped quickly in an emergency, firstly, the motor 28 is powered off, the driving cylinder 10 is electrified, and the driving cylinder 10 drives the clamping block 18 and the inserting block 23 to lock the turntable 17, so that double locking of the roller 2 is realized;
the driving cylinder 10 drives the sliding plate 3 to move downwards at the same time, so that the roller 2 is abutted against the ground, and the friction force between the roller 2 and the ground is increased by increasing the pressure, so that the movement inertia of the door body is limited quickly, and the effect of quickly stopping the door body is achieved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (3)
1. The utility model provides an industry door operator, includes mainboard (1), mainboard (1) is fixed on the door body, its characterized in that: the side wall of the main board (1) is rotatably connected with a roller (2) which is in contact with the ground, and the main board (1) is provided with a driving device which is used for driving the roller (2) to rotate to drive the door body to move;
the main board (1) is provided with a locking device for locking the rotation of the roller (2);
the main board (1) is provided with a pressing device which is used for driving the roller (2) to move towards the ground direction so as to tightly abut against the ground;
the side wall of the main board (1) is provided with a supporting block (8), the supporting block (8) is rotatably connected with a rotating shaft (9), the roller (2) is coaxially and fixedly arranged on the rotating shaft (9), the locking device comprises a rotary table (17) fixedly arranged on the rotating shaft (9), a clamping block (18) arranged on the main board (1) in a sliding manner and a first sliding mechanism used for driving the clamping block (18) to slide, and the periphery of the side wall of the rotary table (17) is provided with a plurality of clamping grooves (19) for the clamping block (18) to be inserted;
the locking device further comprises an insertion block (23) arranged on the main board (1) in a sliding mode and a second sliding mechanism used for driving the insertion block (23) to slide, and a plurality of insertion grooves (25) used for inserting the insertion block (23) are uniformly formed in the peripheral wall of the rotary disc (17);
the main plate (1) is provided with a driving cylinder (10), the driving cylinder (10) comprises a driving seat (11) fixedly arranged on the main plate (1) and a driving rod (12) arranged on the driving seat (11) in a sliding manner, the first sliding mechanism comprises a longitudinal driving plate (21) fixedly arranged on the driving rod (12) and a first rotating wheel (22) rotatably connected to the end part of the clamping block (18), the main plate (1) is provided with a first elastic part for enabling the first rotating wheel (22) to be always attached to the longitudinal driving plate (21), the second sliding mechanism comprises a transverse driving plate (26) fixedly arranged on the driving rod (12) and a second rotating wheel (27) rotatably connected to the end part of the clamping block (23), and the main plate (1) is provided with a second elastic part for enabling the second rotating wheel (27) to be always attached to the transverse driving plate (26);
the pressing device comprises a sliding plate (3) which is arranged on the main plate (1) in a sliding mode in the vertical direction and a driving mechanism for driving the sliding plate (3) to slide, a compression elastic piece (7) used for providing downward movement acting force for the sliding plate (3) is arranged on the main plate (1), and the supporting block (8), the rotating shaft (9), the roller (2), the rotary disc (17), the clamping block (18) and the inserting block (23) are all arranged on the sliding plate (3);
the driving mechanism comprises a lower pressing plate (13) fixedly arranged on the driving rod (12) and a lower pressing rod (14) arranged on the sliding plate (3) in a sliding mode, one end of the lower pressing rod (14) is rotatably connected with a third rotating wheel (16), the other end of the lower pressing rod (14) abuts against the supporting block (8), and a third elastic piece used for driving the third rotating wheel (16) to always abut against the lower pressing rod (14) is arranged on the sliding plate (3);
the actuating rod (12) is in under the effect of actuating cylinder (10), stretch out and draw back along certain angle, certain angle is all the contained angle that is the slope with the length direction, the width direction and the thickness direction of the door body.
2. An industrial door opener according to claim 1, characterized in that: the driving device comprises a gear (29) fixedly arranged on the rotating shaft (9), a motor (28) fixedly arranged on the sliding plate (3) and a driving tooth (30) fixedly arranged at the output end of the motor (28), wherein the driving tooth (30) is meshed with the gear (29), a correlation module (6) is arranged between a circuit of the motor (28) and a circuit of the driving cylinder (10), and when the motor (28) is electrified, the circuit of the driving cylinder (10) is powered off through the correlation module (6); when the motor (28) is powered off, the circuit where the driving cylinder (10) is located is electrified through the associated module (6).
3. An industrial door opener according to claim 1, characterized in that: reinforcing ribs are arranged on the transverse driving plate (26), the longitudinal driving plate (21) and the lower pressing rod (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110488904.3A CN113153061B (en) | 2021-04-28 | 2021-04-28 | Industrial door opener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110488904.3A CN113153061B (en) | 2021-04-28 | 2021-04-28 | Industrial door opener |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113153061A CN113153061A (en) | 2021-07-23 |
| CN113153061B true CN113153061B (en) | 2022-05-03 |
Family
ID=76873450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110488904.3A Active CN113153061B (en) | 2021-04-28 | 2021-04-28 | Industrial door opener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113153061B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB890947A (en) * | 1958-03-31 | 1962-03-07 | Mc Graw Edison Co | Safety door lock and control for rotary drums |
| GB1084708A (en) * | 1965-11-05 | 1967-09-27 | Donald Alfred Riddle | Improvements relating to revolving doors |
| DE19604501A1 (en) * | 1996-02-08 | 1997-08-14 | Walcher Mestechnik Gmbh | Motorised drive unit for windows and doors with load-dependent output |
| CN1517508A (en) * | 2003-01-15 | 2004-08-04 | 陈鼎凌 | Door opening device of sliding door |
| CN1776172A (en) * | 2005-11-25 | 2006-05-24 | 陈鼎奇 | Swinging-wing door-opening machine capable of auto-opening and locking |
| CN104326414A (en) * | 2014-10-09 | 2015-02-04 | 潍坊万仞机电科技有限公司 | Self slide moving weight carrier |
| CN207761498U (en) * | 2017-12-27 | 2018-08-24 | 张建华 | A kind of automatic door switch wheel group |
| CN209950795U (en) * | 2019-05-30 | 2020-01-17 | 浙江龙煌科技有限公司 | Pressure braking wheel |
-
2021
- 2021-04-28 CN CN202110488904.3A patent/CN113153061B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB890947A (en) * | 1958-03-31 | 1962-03-07 | Mc Graw Edison Co | Safety door lock and control for rotary drums |
| GB1084708A (en) * | 1965-11-05 | 1967-09-27 | Donald Alfred Riddle | Improvements relating to revolving doors |
| DE19604501A1 (en) * | 1996-02-08 | 1997-08-14 | Walcher Mestechnik Gmbh | Motorised drive unit for windows and doors with load-dependent output |
| CN1517508A (en) * | 2003-01-15 | 2004-08-04 | 陈鼎凌 | Door opening device of sliding door |
| CN1776172A (en) * | 2005-11-25 | 2006-05-24 | 陈鼎奇 | Swinging-wing door-opening machine capable of auto-opening and locking |
| CN104326414A (en) * | 2014-10-09 | 2015-02-04 | 潍坊万仞机电科技有限公司 | Self slide moving weight carrier |
| CN207761498U (en) * | 2017-12-27 | 2018-08-24 | 张建华 | A kind of automatic door switch wheel group |
| CN209950795U (en) * | 2019-05-30 | 2020-01-17 | 浙江龙煌科技有限公司 | Pressure braking wheel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113153061A (en) | 2021-07-23 |
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Denomination of invention: An industrial door opener Effective date of registration: 20221118 Granted publication date: 20220503 Pledgee: Fuyang Zhejiang rural commercial bank Limited by Share Ltd. Pledgor: Hangzhou Fuyang Lijia Motor Co.,Ltd. Registration number: Y2022980022347 |