CN110409985B - Pulley system of one-way door - Google Patents

Pulley system of one-way door Download PDF

Info

Publication number
CN110409985B
CN110409985B CN201910849861.XA CN201910849861A CN110409985B CN 110409985 B CN110409985 B CN 110409985B CN 201910849861 A CN201910849861 A CN 201910849861A CN 110409985 B CN110409985 B CN 110409985B
Authority
CN
China
Prior art keywords
pulley
door
fixed
frame
winding drum
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.)
Active
Application number
CN201910849861.XA
Other languages
Chinese (zh)
Other versions
CN110409985A (en
Inventor
薛原
薛荣森
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.)
Xiangyang Sixiang Electromechanical Technology Co ltd
Original Assignee
Xiangyang Sixiang Electromechanical Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Xiangyang Sixiang Electromechanical Technology Co ltd filed Critical Xiangyang Sixiang Electromechanical Technology Co ltd
Priority to CN201910849861.XA priority Critical patent/CN110409985B/en
Publication of CN110409985A publication Critical patent/CN110409985A/en
Application granted granted Critical
Publication of CN110409985B publication Critical patent/CN110409985B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/90Revolving doors; Cages or housings therefor
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/02Shutters, movable grilles, or other safety closing devices, e.g. against burglary
    • E06B9/08Roll-type closures
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/56Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/58Guiding devices
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/56Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/68Operating devices or mechanisms, e.g. with electric drive

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Architecture (AREA)
  • Support Devices For Sliding Doors (AREA)
  • Power-Operated Mechanisms For Wings (AREA)

Abstract

The invention relates to the technical field of one-way doors and discloses a pulley system of the one-way door, which comprises a frame, a sliding rail arranged on the frame and a pulley movably arranged on the sliding rail, wherein the frame is provided with a first elastic piece and a second elastic piece, the elastic force of the first elastic piece drives the pulley to move towards one end of the sliding rail, and the elastic force of the second elastic piece drives the pulley to move towards the other end of the sliding rail. The invention has the following advantages and effects: the crank rotates and drives the pulley to reciprocate on the slide rail through the connecting rod, the pulley drives the auxiliary door to roll or unfold, the first elastic element on the fixed shaft drives the winding drum to rotate so as to roll the auxiliary door, the second elastic element and the balance wheel are used for balancing the elastic force of the first elastic element, so that the resistance is small when the pulley moves, and a passenger can drive the pulley to reciprocate through the crank and the connecting rod through the rotation of the main door so as to roll or unfold the auxiliary door.

Description

Pulley system of one-way door
Technical Field
The invention relates to the technical field of one-way doors, in particular to a pulley system of a one-way door.
Background
Among the existing unidirectional doors, the comb-shaped unidirectional door is the most common one, and has the following defects in the use process, namely, people on the inner side and the outer side of the unidirectional door can mutually transfer articles, so that potential safety hazards exist; secondly, when the comb-shaped unidirectional door is used, the inside and the outside of the station are communicated, and when the air conditioner of the station is started in summer and winter, the air conditioning heating or refrigerating effect is reduced, and a large amount of energy consumption is wasted.
In order to solve the technical problem, the applicant designs a one-way door on the basis of a revolving door, the one-way door comprises a frame, a main door and an auxiliary door, wherein the main door comprises a main shaft and a door leaf arranged on the main shaft, the auxiliary door moves close to or far away from the main door in the rotating process of the main door, two sides of the one-way door are blocked when the auxiliary door is close to the main door, passengers are prevented from reversely passing through the one-way door, and the door leaf of the main door just passes through the auxiliary door when the auxiliary door is far away from the main door, so that one-way passing is realized. In the design thought, the applicant invents a pulley system to drive the auxiliary door to reciprocate so as to separate two sides of the unidirectional door.
Disclosure of Invention
The invention aims to provide a pulley system of a one-way door, which has the effect of driving a subsidiary door to reciprocate.
The technical aim of the invention is realized by the following technical scheme: the pulley system of the one-way door comprises a frame, a sliding rail arranged on the frame and a pulley movably arranged on the sliding rail, wherein the frame is provided with a first elastic piece and a second elastic piece, the elastic force of the first elastic piece drives the pulley to move towards one end of the sliding rail, and the elastic force of the second elastic piece drives the pulley to move towards the other end of the sliding rail.
Through adopting above-mentioned technical scheme, set up the slide rail in the frame, the coaster can follow the slide rail motion, and the elasticity of elastic component one drives the coaster towards the one end motion of slide rail, and the elasticity of elastic component two drives the coaster towards the other end motion of slide rail, and reciprocating motion is in order to drive the motion resistance when vice door motion behind the coaster atress is little.
The invention is further provided with: the sliding block is connected with the auxiliary door.
The invention is further provided with: the frame is equipped with rotatable reel, is fixed in the fixed axle of frame, elastic component one is the cover be in torsional spring one on the fixed axle, torsional spring one end with the fixed axle links to each other and the other end with the reel links to each other, vice door includes a plurality of articulated door leafs in proper order, vice door twine in on the reel and one end with the reel is fixed mutually.
By adopting the technical scheme, the auxiliary door comprises door sheets which are hinged in sequence and are wound on the winding drum. When the pulley moves away from the winding drum, the auxiliary door is driven to be unfolded, and when the pulley moves close to the winding drum, the elastic force of the elastic piece I drives the winding drum to rotate, so that the auxiliary door is wound, and the occupied area of the auxiliary door is reduced. And secondly, the elastic force of the first elastic piece drives the pulley to move towards one end of the sliding rail through the auxiliary door, and the elastic force of the second elastic piece drives the pulley to move towards the other end of the sliding rail, so that the elastic force of the first elastic piece is balanced.
The invention is further provided with: the winding drum is arranged in a hollow mode, a through hole is formed in one end of the winding drum, and one end of the fixed shaft penetrates through the through hole and is located inside the winding drum.
Through adopting above-mentioned technical scheme, the reel cavity sets up to reduce reel self weight, make the elasticity of torsional spring one drive the reel rotation better.
The invention is further provided with: and a bearing is arranged at the through hole, and the fixed shaft is connected with the bearing inner ring.
The invention is further provided with: the frame is provided with a plurality of limit grooves, the pulley is provided with a plurality of connecting shafts, and the connecting shafts penetrate through the limit grooves and then are connected with the auxiliary door.
Through adopting above-mentioned technical scheme, drive vice door motion through the connecting axle when coaster motion, the spacing groove plays spacing effect to the connecting axle, makes vice door motion process more steady.
The invention is further provided with: the rack is provided with a rotatable rotating shaft, a balance wheel fixed on the rotating shaft and a balance belt wound on the balance wheel, one end of the balance belt is fixed on the balance wheel, the other end of the balance belt is fixed on the pulley, the elastic piece II is sleeved on a torsion spring II of the rotating shaft, one end of the torsion spring II is connected with the rack, and the other end of the torsion spring II is connected with the rotating shaft.
The invention is further provided with: the sliding rail is provided with a sliding groove, a first roller and a second roller which are positioned in the sliding groove are arranged on the side wall of the sliding groove, the first roller abuts against the bottom wall of the sliding groove, and the second roller abuts against the side wall of the sliding groove.
Through adopting above-mentioned technical scheme, gyro wheel one supports at the spout diapire, and gyro wheel two supports at the spout lateral wall, makes the coaster steady when moving.
The invention is further provided with: the frame is provided with a crank and a connecting rod hinged to the crank, and the connecting rod is hinged to the pulley.
Through adopting above-mentioned technical scheme, the crank can set up on the main door of one-way door, and the main door rotates and drives crank rotation, and the crank passes through the connecting rod and drives the coaster along the slide rail motion, through the setting of reel, auxiliary door, torsional spring one, balance wheel, torsional spring two, need not extra power unit like the motor, only need promote the motion that main door can light drive coaster and auxiliary door.
The invention is further provided with: the pulley comprises a pulley body, a hinge shaft arranged on the pulley body, and a reinforcing piece fixed on the pulley body, wherein the connecting rod is hinged with the hinge shaft, the reinforcing piece is obliquely provided with a fixing hole for the hinge shaft to pass through, and the reinforcing piece is provided with a plurality of lightening holes.
Through adopting above-mentioned technical scheme, the articulated shaft passes the fixed orifices on the reinforcement, and the articulated shaft atress fracture when avoiding the connecting rod to drive the automobile body motion through the articulated shaft is offered on the reinforcement and is alleviateed the hole to reduce weight.
The beneficial effects of the invention are as follows: the crank rotates and drives the pulley to reciprocate on the slide rail through the connecting rod, the pulley drives the auxiliary door to roll or unfold, the first elastic element on the fixed shaft drives the winding drum to rotate so as to roll the auxiliary door, the second elastic element and the balance wheel are used for balancing the elastic force of the first elastic element, so that the resistance is small when the pulley moves, and a passenger can drive the pulley to reciprocate through the crank and the connecting rod through the rotation of the main door so as to roll or unfold the auxiliary door.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic diagram of the structure of the pulley and the sliding rail of the present invention.
Fig. 3 is a schematic view of the spool and auxiliary door structure of the present invention.
Fig. 4 is a schematic structural view of the balance wheel of the present invention.
Fig. 5 is a schematic view of a main door structure of the one-way door of the present invention.
In the figure, 1, a rack; 11. a limit groove; 2. a slide rail; 21. a chute; 3. a pulley; 31. a vehicle body; 311. a roller I; 312. a second roller; 32. a hinge shaft; 33. a reinforcing member; 331. a fixing hole; 332. lightening the hole; 34. a connecting shaft; 4. a reel; 41. a through hole; 42. a bearing; 43. a fixed shaft; 44. an elastic piece I; 5. balance wheel; 51. a rotating shaft; 52. a balancing belt; 53. an elastic piece II; 6. a crank; 7. a connecting rod; 8. a sub-door; 9. a main door; 91. a main shaft; 92. a door leaf.
Detailed Description
The technical scheme of the present invention will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to fall within the scope of the invention.
Examples: as shown in fig. 1 and 2, the pulley system of the one-way door comprises a frame 1, a sliding rail 2 fixed on the frame 1, and a pulley 3 mounted on the sliding rail 2, wherein the sliding rail 2 is provided with sliding grooves 21 positioned at two sides of the pulley 3, the pulley 3 comprises a vehicle body 31, a hinge shaft 32 fixed on the vehicle body 31, and a reinforcement 33 fixed on the vehicle body 31, the reinforcement 33 is provided with a fixing hole 331, and the hinge shaft 32 penetrates through the fixing hole 331. A plurality of first rollers 311 and second rollers 312 are arranged on two sides of the vehicle body 31, and the first rollers 311 and the second rollers 312 are both positioned in the sliding groove 21. The first roller 311 is abutted against the bottom wall of the chute 21, and the second roller 312 is abutted against the side wall of the chute 21. The frame 1 is provided with a crank 6 and a connecting rod 7 hinged on the crank 6, the connecting rod 7 is hinged with a hinge shaft 32, and the crank 6 can rotate to drive the pulley 3 to reciprocate along the slide rail 2 through the connecting rod 7.
As shown in fig. 1 and 3, a reel 4 is rotatably connected to a frame 1, a sub-door 8 is wound on the reel 4, the sub-door 8 includes a plurality of door sheets hinged in sequence, and one end of the sub-door 8 is fixed to the reel 4. A plurality of limit grooves 11 are formed in the frame 1, the limit grooves 11 are located above the auxiliary door 8, and the limit grooves 11 are parallel to the sliding rail 2. The trolley body 31 of the trolley 3 is fixedly provided with a plurality of connecting shafts 34, and the lower ends of the connecting shafts 34 penetrate through the limit grooves 11 and are then fixed with the auxiliary door 8.
As shown in fig. 1 and 3, the winding drum 4 is hollow, a through hole 41 is formed at the upper end, a fixed shaft 43 penetrating through the through hole 41 downwards is fixed on the frame 1, a bearing 42 is installed at the through hole 41, and the inner ring of the bearing 42 is fixed with the fixed shaft 43. The fixed shaft 43 is provided with an elastic piece I44, the elastic piece I44 is a torsion spring I, the torsion spring I is sleeved on the fixed shaft 43, one end of the torsion spring I is connected with the fixed shaft 43, and the other end of the torsion spring I is connected with the inner wall of the winding drum 4. The elastic force of the first elastic member 44 drives the winding drum 4 to rotate so as to wind up the auxiliary door 8, and the auxiliary door 8 drives the pulley 3 to move towards one end of the sliding rail 2.
As shown in fig. 4, a rotating shaft 51 is rotatably connected to the frame 1 (see fig. 1), a balance wheel 5 is fixed to the rotating shaft 51, and a balance belt 52 is wound around the balance wheel 5. One end of the balance belt 52 is fixed with the balance wheel 5, and the other end is fixed with the pulley 3. The rotating shaft 51 is provided with a second elastic piece 53, the second elastic piece 53 is a second torsion spring, the second torsion spring is sleeved on the rotating shaft 51, one end of the second torsion spring is connected with the rotating shaft 51, and the other end of the second torsion spring is connected with the frame 1. The elastic force of the second elastic member 53 drives the rotating shaft 51 and the balance wheel 5 to rotate, so as to drive the pulley 3 to move towards the other end of the sliding rail 2.
The unidirectional door comprises a main door 9, the main door 9 comprises a main shaft 91 rotatably connected to the frame 1, three door leaves 92 fixed on the main shaft 91, and a crank 6 in a pulley system of the unidirectional door is fixed on the main shaft 91. When the passenger pushes the main door 9 to rotate, the main door 9 drives the pulley 3 to reciprocate through the crank 6 and the connecting rod 7. When the door leaf 92 of the main door 9 approaches the auxiliary door 8, the pulley 3 moves towards one end of the sliding rail 2 and approaches the winding drum 4, and the elastic force of the first elastic member 44 drives the winding drum 4 to rotate so as to wind the auxiliary door 8, so that the door leaf 92 of the main door 9 passes through the auxiliary door 8. The main door 9 continues to rotate, the pulley 3 moves towards the other end of the sliding rail 2 and is far away from the winding drum 4, and the pulley 3 drives the auxiliary door 8 to be unfolded and approach the main shaft 91 of the main door 9, so that passengers are prevented from passing through the unidirectional door along with the main door 9 in the reverse direction.

Claims (5)

1. A pulley system for a one-way door, characterized by: the device comprises a frame (1), a sliding rail (2) arranged on the frame (1) and a pulley (3) movably arranged on the sliding rail (2), wherein the frame (1) is provided with a first elastic piece (44) and a second elastic piece (53), the elastic force of the first elastic piece (44) drives the pulley (3) to move towards one end of the sliding rail (2), and the elastic force of the second elastic piece (53) drives the pulley (3) to move towards the other end of the sliding rail (2); the sliding vehicle further comprises a secondary door (8), and the sliding vehicle (3) is connected with the secondary door (8); the machine frame (1) is provided with a rotatable winding drum (4) and a fixed shaft (43) fixed on the machine frame (1), the elastic piece I (44) is a torsion spring I sleeved on the fixed shaft (43), one end of the torsion spring I is connected with the fixed shaft (43) and the other end of the torsion spring I is connected with the winding drum (4), the auxiliary door (8) comprises a plurality of door sheets which are hinged in sequence, the auxiliary door (8) is wound on the winding drum (4) and one end of the auxiliary door is fixed with the winding drum (4); the machine frame (1) is provided with a rotatable rotating shaft (51), a balance wheel (5) fixed on the rotating shaft (51) and a balance belt (52) wound on the balance wheel (5), one end of the balance belt (52) is fixed on the balance wheel (5) and the other end of the balance belt is fixed on the pulley (3), a second elastic piece (53) is sleeved on a second torsion spring of the rotating shaft (51), one end of the second torsion spring is connected with the machine frame (1) and the other end of the second torsion spring is connected with the rotating shaft (51); the sliding rail (2) is provided with a sliding groove (21), a first roller (311) and a second roller (312) which are positioned in the sliding groove (21) are arranged on the side wall of the sliding block (3), the first roller (311) is propped against the bottom wall of the sliding groove (21), and the second roller (312) is propped against the side wall of the sliding groove (21); the frame (1) is provided with a crank (6) and a connecting rod (7) hinged to the crank (6), and the connecting rod (7) is hinged to the pulley (3).
2. A pulley system for a one-way door as in claim 1, wherein: the winding drum (4) is arranged in a hollow mode, a through hole (41) is formed in one end of the winding drum (4), and one end of the fixed shaft (43) penetrates through the through hole (41) and is located inside the winding drum (4).
3. A pulley system for a one-way door as in claim 2, wherein: and a bearing (42) is arranged at the through hole (41), and the fixed shaft (43) is connected with the inner ring of the bearing (42).
4. A pulley system for a one-way door as in claim 1, wherein: the sliding block (3) is provided with a plurality of connecting shafts (34), and the connecting shafts (34) penetrate through the limiting grooves (11) and then are connected with the auxiliary door (8).
5. A pulley system for a one-way door as in claim 1, wherein: the pulley (3) comprises a vehicle body (31), a hinge shaft (32) arranged on the vehicle body (31) and a reinforcing piece (33) fixed on the vehicle body (31), wherein the connecting rod (7) is hinged with the hinge shaft (32), the reinforcing piece (33) is obliquely arranged and provided with a fixing hole (331) for the hinge shaft (32) to pass through, and the reinforcing piece (33) is provided with a plurality of lightening holes (332).
CN201910849861.XA 2019-09-10 2019-09-10 Pulley system of one-way door Active CN110409985B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910849861.XA CN110409985B (en) 2019-09-10 2019-09-10 Pulley system of one-way door

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910849861.XA CN110409985B (en) 2019-09-10 2019-09-10 Pulley system of one-way door

Publications (2)

Publication Number Publication Date
CN110409985A CN110409985A (en) 2019-11-05
CN110409985B true CN110409985B (en) 2024-04-26

Family

ID=68370166

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910849861.XA Active CN110409985B (en) 2019-09-10 2019-09-10 Pulley system of one-way door

Country Status (1)

Country Link
CN (1) CN110409985B (en)

Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03160225A (en) * 1989-11-17 1991-07-10 Matsushita Electric Ind Co Ltd Swinging door device and cushion device for same
KR20010047024A (en) * 1999-11-17 2001-06-15 구자홍 Door automatic open/close apparatus
KR20060018461A (en) * 2004-08-24 2006-03-02 주식회사 아이원이노텍 Hinge apparatus for heavy door having automatic return function
TW201033454A (en) * 2009-02-09 2010-09-16 Hunter Douglas Ind Bv Spring system for roller blinds
CN203129869U (en) * 2013-01-22 2013-08-14 亿丰综合工业股份有限公司 Shielding structure of building opening
DE102015122695A1 (en) * 2014-12-31 2016-06-30 Macauto Industrial Co., Ltd. Cover opening device of an electric sunscreen for a side window
CN106481158A (en) * 2016-12-16 2017-03-08 广州新科佳都科技有限公司 A kind of half wealthy family's emergent door lock of subway
CN206571398U (en) * 2016-12-22 2017-10-20 江西中天机械有限公司 Multi-storied garage rapid door
JP2017223051A (en) * 2016-06-15 2017-12-21 株式会社Tok Opening/closing direction restricting mechanism for manual shutter device, and opening/closing direction restricting mechanism for suspended sliding door device
WO2018026157A1 (en) * 2016-08-01 2018-02-08 정용일 Frame coupling device of lightweight hinged door
CN207348751U (en) * 2017-10-24 2018-05-11 深圳城市建筑装饰工程有限公司 A kind of rolling screen door
CN207620684U (en) * 2017-12-14 2018-07-17 英普瑞科技(嘉兴)有限公司 The balance mechanism of rolling screen door
CN208180737U (en) * 2018-04-25 2018-12-04 漳州绿樱园林绿化工程有限公司 It is conveniently adjusted the electric and hand roller shutter type boxcar door of the pre- torsion of torsional spring
CN208232779U (en) * 2018-04-25 2018-12-14 漳州绿樱园林绿化工程有限公司 A kind of hand curtain rolling formula closed lorry body door being conveniently adjusted the pre- torsion of torsional spring
WO2019049220A1 (en) * 2017-09-05 2019-03-14 株式会社Tok Reverse input lock clutch
CN109555419A (en) * 2019-01-07 2019-04-02 赵夏玲 A kind of sliding door and the unilateral gate with sliding door
KR20190084728A (en) * 2018-01-09 2019-07-17 (주)한국윈텍 Cordless blind apparatus
CN210828996U (en) * 2019-09-10 2020-06-23 襄阳市思想机电科技有限公司 Pulley system of one-way door

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7816875B2 (en) * 2008-01-24 2010-10-19 Viking Access Systems, Llc High torque gearless actuation at low speeds for swing gate, roll-up gate, slide gate, and vehicular barrier operators
US20180291678A1 (en) * 2017-04-10 2018-10-11 Song-Li Zheng Control device for window blind

Patent Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03160225A (en) * 1989-11-17 1991-07-10 Matsushita Electric Ind Co Ltd Swinging door device and cushion device for same
KR20010047024A (en) * 1999-11-17 2001-06-15 구자홍 Door automatic open/close apparatus
KR20060018461A (en) * 2004-08-24 2006-03-02 주식회사 아이원이노텍 Hinge apparatus for heavy door having automatic return function
TW201033454A (en) * 2009-02-09 2010-09-16 Hunter Douglas Ind Bv Spring system for roller blinds
CN203129869U (en) * 2013-01-22 2013-08-14 亿丰综合工业股份有限公司 Shielding structure of building opening
DE102015122695A1 (en) * 2014-12-31 2016-06-30 Macauto Industrial Co., Ltd. Cover opening device of an electric sunscreen for a side window
JP2017223051A (en) * 2016-06-15 2017-12-21 株式会社Tok Opening/closing direction restricting mechanism for manual shutter device, and opening/closing direction restricting mechanism for suspended sliding door device
WO2018026157A1 (en) * 2016-08-01 2018-02-08 정용일 Frame coupling device of lightweight hinged door
CN106481158A (en) * 2016-12-16 2017-03-08 广州新科佳都科技有限公司 A kind of half wealthy family's emergent door lock of subway
CN206571398U (en) * 2016-12-22 2017-10-20 江西中天机械有限公司 Multi-storied garage rapid door
WO2019049220A1 (en) * 2017-09-05 2019-03-14 株式会社Tok Reverse input lock clutch
CN207348751U (en) * 2017-10-24 2018-05-11 深圳城市建筑装饰工程有限公司 A kind of rolling screen door
CN207620684U (en) * 2017-12-14 2018-07-17 英普瑞科技(嘉兴)有限公司 The balance mechanism of rolling screen door
KR20190084728A (en) * 2018-01-09 2019-07-17 (주)한국윈텍 Cordless blind apparatus
CN208180737U (en) * 2018-04-25 2018-12-04 漳州绿樱园林绿化工程有限公司 It is conveniently adjusted the electric and hand roller shutter type boxcar door of the pre- torsion of torsional spring
CN208232779U (en) * 2018-04-25 2018-12-14 漳州绿樱园林绿化工程有限公司 A kind of hand curtain rolling formula closed lorry body door being conveniently adjusted the pre- torsion of torsional spring
CN109555419A (en) * 2019-01-07 2019-04-02 赵夏玲 A kind of sliding door and the unilateral gate with sliding door
CN210828996U (en) * 2019-09-10 2020-06-23 襄阳市思想机电科技有限公司 Pulley system of one-way door

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
一种新型特级防火卷帘的研究与开发――3J特级防火卷帘;冯小军;董迟柳;董士聪;;消防技术与产品信息;20071115(第11期);全文 *
双瓣旋启式止回阀的设计;舒慧妍;化工设备与管道;19890410(第02期);全文 *
工业滑升门扭簧设计要点分析;李杰;;中小企业管理与科技(下旬刊);20161125(第11期);全文 *

Also Published As

Publication number Publication date
CN110409985A (en) 2019-11-05

Similar Documents

Publication Publication Date Title
CN104246104A (en) Weight compensation device of a lifting door with at least one compression spring
US20050051283A1 (en) Motor-driven shutter or sun-shading device
CN210828996U (en) Pulley system of one-way door
CN110409985B (en) Pulley system of one-way door
CN102275757A (en) Cloth coiling device
CN211342671U (en) Auxiliary door drum of one-way door
CN205558620U (en) Element linkage of wing door
CN210067789U (en) Middle shaft type electric balance door
CN111779413A (en) Light automatic lifting window based on large sector
CN208267721U (en) Horizontal roller shutter door
CN110469255B (en) Auxiliary door winding drum of one-way door
CN204436126U (en) Electric foldable hangs thing blind patch
CN101694145A (en) Rolling rod shelter curtain as well as stretching and supporting method of rolling rod thereof
CN210259106U (en) Bag mouth clamping and conveying mechanism
CN210768551U (en) Balance wheel of one-way door
CN209413823U (en) Electronic left and right rolling screen window
CN201129116Y (en) Composite door and window component
CN110397382A (en) A kind of multi-connecting-rod mechanism
CN212958417U (en) Vice door end and vice door of one-way door
CN214741027U (en) Rotary wing door device
CN211034753U (en) Novel vehicle clothes winding device
CN102966054A (en) Wing plate telescoping mechanism for wing gate
CN102698301A (en) Drive structure for cabinet door of steam sterilized cabinet
CN206485017U (en) A kind of guide wheel transfer roller battenboard process units
CN206397404U (en) A kind of rolling screen door of energy-storage type energy-saving power saving

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant