EP2933415A1 - Entraînement de porte - Google Patents

Entraînement de porte Download PDF

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Publication number
EP2933415A1
EP2933415A1 EP15162799.9A EP15162799A EP2933415A1 EP 2933415 A1 EP2933415 A1 EP 2933415A1 EP 15162799 A EP15162799 A EP 15162799A EP 2933415 A1 EP2933415 A1 EP 2933415A1
Authority
EP
European Patent Office
Prior art keywords
spur gear
rack
door drive
helical
drive according
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
EP15162799.9A
Other languages
German (de)
English (en)
Other versions
EP2933415B1 (fr
Inventor
Roland Vögele
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.)
Geze GmbH
Original Assignee
Geze GmbH
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
Priority claimed from DE102014207217.4A external-priority patent/DE102014207217B3/de
Priority claimed from DE102015202852.6A external-priority patent/DE102015202852B3/de
Application filed by Geze GmbH filed Critical Geze GmbH
Priority to PL15162799T priority Critical patent/PL2933415T3/pl
Publication of EP2933415A1 publication Critical patent/EP2933415A1/fr
Application granted granted Critical
Publication of EP2933415B1 publication Critical patent/EP2933415B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • E05F15/63—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by swinging arms

Definitions

  • the present invention relates to a door drive, in particular swing door drive, with a housing, a coupling with a door leaf or a frame output shaft, a motor for driving the output shaft and a spring unit, which is tensioned during a respective opening movement of the door and during a respective closing movement of the Door leaf relaxed.
  • Such door drives are used to close the wing of a motorized door with spring force. This is particularly important in smoke and fire doors of importance, which must be closed quickly and reliably in case of alarm, especially after responding to a smoke detector or power failure.
  • the spring unit By opening the door leaf, the spring unit is tensioned at the same time. With the aid of the spring unit, the door drive can thus close the door leaf even in the event of a power failure, which is mandatory with fire doors.
  • the invention has for its object to provide a door drive, in particular revolving door drive, of the type mentioned above, which has a more compact structure and is cheaper to produce.
  • the door drive according to the invention in particular revolving door drive, comprises a housing, an output shaft which can be coupled to a door leaf or a frame, a motor for driving the output shaft and a spring unit which is tensioned during a respective opening movement of the door leaf and relaxes during a respective closing movement of the door leaf.
  • the output shaft via a rack by the motor can be driven, which is acted upon by a front-bevel gear, which includes a motor side helical Stirnradgetriebeabexcellent, a rack-side straight spur gear and arranged therebetween, in particular provided with a Gleason toothing bevel gear section.
  • the preferably provided Gleason toothing of the bevel gear section is characterized in that the edges of the tooth back form a spiral.
  • the motor-side helical spur gear section preferably comprises a helical gear pinion connected to a motor shaft and a helical spur gear meshing therewith.
  • the bevel gear portion advantageously comprises a bevel gear meshing with a bevel gear, which is connected to the helical spur gear of the motor side helical Stirnradgetriebeabitess.
  • the helical spur gear of the motor side helical spur gear portion and the bevel pinion of the bevel gear portion are preferably arranged on a common shaft which is supported by an axially disposed between the helical spur gear and the bevel pinion ball bearing.
  • the common shaft may be provided, for example, in the form of a bevel pinion bolt and the helical spur gear be fixed by means of a toggle plug on the bevel pinion bolt.
  • the arranged between the helical gear and the bevel pinion ball bearing can thus absorb axial and radial forces, whereby the bevel pinion is positioned very accurately relative to the bevel gear.
  • the provided with the helical gear of the helical side helical gear portion and the bevel pinion of the bevel gear portion shaft can also be supported by a arranged on the side facing away from the bevel pinion of the helical spur gear ball bearing.
  • the bevel gear of the bevel gear portion and the spur gear of the straight spur gear portion are preferably designed as a one-piece sintered part, whereby the manufacturing cost of the door drive can be reduced and the most compact design is achieved.
  • the bevel gear and the spur gear spur gear in question can thus be made as one-piece sintered part with two teeth and a, for example, seven-toothed spur gear.
  • the rack-side straight-toothed spur gear portion may in particular comprise a spur gear meshing with the rack and a spur gear connected to this spur pinion meshing with a spur pinion connected to the bevel gear of the bevel gear portion.
  • the spring unit preferably comprises a pushed onto the rack compression spring, which in particular again in terms of a compact construction of the door drive is advantageous.
  • the spring unit is arranged between an axially adjustable sleeve pushed onto the rack and a thrust bearing supported on a contact disk or the like.
  • the sleeve can be axially adjustable in particular via a worm gear.
  • the rack can be retracted with a module toothing on the one hand motor in the transmission, on the other hand pushed out by the spring unit from the transmission.
  • the rack may extend through the sleeve, the spring unit and the thrust bearing thrust washer.
  • the spring force and thus the closing force can be adjusted in the currentless operation.
  • the toothed rack preferably comprises a toothed section meshing with the spur-toothed pinion of the toothed-rack-side spur gear section and, in the region of its opposite end, a toothed section arranged in particular on the same side and meshing with a toothing of the output shaft.
  • the toothed portions of the rack may thus be provided on the same side of the rack, i. pointing in the same direction.
  • the rack is in the range of the sprocket-toothed straight spur gear and meshing with the teeth of the output shaft meshing toothed sections preferably in each case at least one on the side facing away from the respective toothed portion of the rack particular roller bearing roller, cylinder pin or supported.
  • the toothed rack preferably comprises a wave-shaped toothed section, which meshes with a non-circular toothing of the output shaft.
  • the resulting closing and opening torque can be influenced in the desired manner.
  • a respective desired course of the closing and opening torque can be specified in particular by an appropriate choice of the waveform of the toothed portion of the rack and a corresponding choice of the shape of the non-circular toothing of the output shaft.
  • the door drive has at least one pinion, which has a number of teeth between three and eight teeth.
  • the door drive has at least one pinion, which has a number of teeth between three and eight teeth.
  • the door drive can be arranged on a door leaf or a frame.
  • the output shaft of the door drive can be connected via a lever or linkage with the frame or the door in conjunction.
  • the output shaft may comprise, for example, a bore with serration and, for example, thirty-one teeth for torque transmission to the lever or the linkage.
  • a gear housing, a gear cover and a tension profile and a bearing plate may be provided, in which the tension profile and the bearing plate comprehensive storable assembly, the preloaded spring unit, the rack and the output shaft can be inserted.
  • the pull profile can be closed on one side over the sleeve, while it is closed on the other side with a lid. In between, the spring unit can be clamped.
  • the rack can protrude from the sleeve.
  • the example screwed bearing plate can form together with the tension profile bearing points for the output shaft.
  • the motor can be attached to a bearing plate, which is screwed to the gear housing and gear cover.
  • the helical motor pinion can be pressed for example on the motor shaft.
  • the pinions can each have a very small number of teeth, for example, between three and eight teeth.
  • the motor pinion depending on the desired translation, for example, four to seven teeth and the bevel pinion, for example, five teeth
  • the spur gear spur in conjunction with the bevel gear for example, seven teeth and the meshing with the rack spur pinion, for example, seven teeth.
  • a profile coverage greater than 1 assures a smooth running of the gear stages, i. before the first tooth is disengaged, the second tooth is already engaged.
  • the small pinion gear numbers lead on the one hand to small gear dimensions and to stable teeth with large ratios per gear stage.
  • the door drive can also be provided with a transformer to reduce the voltage, for example, from 230 V to 24 V, and include control electronics.
  • the door drive may be provided at the end with lids and include a cover.
  • the motor drives the gear rack via the motor pinion and the front-bevel gear and via this the output shaft, which is used to apply a lever or linkage to open the door leaf.
  • the previously tensioned spring unit drives the gearbox and the engine, whereby the output shaft with the lever or linkage in the other direction are rotated and adjusted.
  • the engine can go into generator mode and control the closing speed and the end impact of the door leaf via the control electronics.
  • the non-circular toothing of the output shaft and the meshing with this wave-shaped toothed portion of the rack may in particular be designed so that the torque transmitted from the spring unit to the output shaft torque decreases with increasing opening angle of the door leaf.
  • the non-circular toothing of the output shaft and the meshing with this wave-shaped toothed portion of the rack are preferably designed so that the torque transmitted from the spring unit to the output shaft torque decreases from an opening angle of the door leaf in the range of 4 ° with increasing opening angle of the door leaf.
  • the door drive according to the invention has a lower height compared to the previous drives.
  • When powering the door is less power required at an opening angle above 4 ° than before.
  • With the sintered gears the manufacturing costs are minimized. It is now possible to use smaller and correspondingly less expensive motors and transformers. In addition, with a smaller engine and more compact components also results in a lower total weight of the door drive.
  • Fig. 1 to 7 show a schematic representation of an exemplary embodiment of a door drive 10 according to the invention, in the illustration according to Fig. 1 for example, is provided as a top door closer for a revolving door.
  • the door drive 10 includes a housing 12, a rotatably mounted in the housing 12 and coupled to a door leaf 14 or a frame 16 output shaft 18, a motor 20, in particular electric motor for driving the output shaft 18 and a spring unit 22, during a respective opening movement of the Door leaf 14 is tensioned and relaxes during a respective closing movement of the door leaf 14 to provide a closing moment.
  • the door drive 10 in the illustration according to Fig. 1 For example, provided as a top door closer for a revolving door.
  • the housing 12 is mounted with the output shaft 18 on the door leaf 14 and the output shaft 18 connected to a lever 24 which is provided with a sliding block or the like, which is guided in a slide rail 26 which is fixed to the frame 16.
  • the output shaft 18 via a rack 28 by the motor 20 can be driven, which is acted upon by a front-bevel gear 30 having a motor side helical Stirnradgetriebeabêt 32, a rack-side spur gear 34, a straight spur gear portion 37 and an intermediate arranged, in particular provided with a Gleason toothing bevel gear section 36 includes.
  • the motor-side helical spur gear section 32 comprises a helical geared pinion 40 connected to a motor shaft 38 and a helical spur gear 42 meshing therewith.
  • the helical spur gear 42 of the motor-side helical spur gear section 32 may consist in particular of a carbon fiber reinforced polyamide-containing material.
  • the bevel gear section 36 comprises a bevel gear meshing with a bevel gear 44, which is connected to the helical spur gear 42 of the motor side helical spur gear section 32.
  • the helical spur gear 42 of the motor-side helical spur gear portion 32 and the bevel gear 46 of the bevel gear portion 36 are arranged on a common shaft 48 which is arranged by a ball bearing 50 (see, in particular, Figs Fig. 3 and 4 ) is supported. How, in particular, the Fig. 3 and 4 can be taken is the shaft 48, which is provided with the helical spur gear 42 of the motor-side helical spur gear section 32 and the bevel pinion 46 of the bevel gear section 36, is also supported by a ball bearing 52 arranged on the side of the helical spur gear 42 facing away from the bevel pinion 46.
  • the bevel gear 44 of the bevel gear section 36 and the spur gear 58 of the spur geared spur gear section 37 may in particular be designed as a one-piece sintered part.
  • the rack-side straight-toothed spur gear portion 34 includes a spur gear 54 meshing with the rack gear 28 and a spur gear 56 connected to this spur gear 54 meshing with a spur gear 58 connected to the bevel gear 44 of the bevel gear portion 36.
  • the spur gear 54 and the straight-toothed spur gear 56 of the rack-side spur gear portion 34 may be configured as a one-piece sintered part.
  • the spring unit 22 may comprise a pushed onto the rack 28 compression spring.
  • the spring unit 22 is arranged between an axially adjustable sleeve 60 pushed onto the rack 28 and a thrust bearing 62 supported on a contact disk 64 or the like.
  • the sleeve 60 is, for example via a worm gear 66 (see Fig. 3 ) axially adjustable.
  • the toothed rack 28 comprises a toothed section 68, which meshes with the spur gear 54 of the toothed rack-side spur gear section 34, and a toothing section 70 which is arranged in particular on the same side and which meshes with a toothing 72 of the output shaft 18.
  • the rack 28 may in particular comprise a wave-shaped toothed portion 70 which meshes with a non-circular toothing 72 of the output shaft 18.
  • the provided with the helical spur gear 42 and the bevel pinion 46 shaft 48 may be provided, for example in the form of a bevel pin bolt on which the helical spur gear 42 is fixed by means of a Knebelkerbx, which arranged between the helical gear and the bevel pinion 46 ball bearing 50 Axial - And radial forces can absorb and the bevel pinion 46 is positioned exactly relative to the bevel gear 44.
  • the rack 28 may in the region of their with the spur gear 54 of the rack-side spur gear 34 and meshing with the teeth 72 of the output shaft 18 toothing portions 68, 70 each have a on the side facing away from the respective toothed portion 68, 70 side of the rack 28 in particular roller bearing roller , Cylindrical pin 74 (see Fig. 5 and 7 ) or the like.
  • the pinion 54 of the rack-side straight-toothed spur gear portion 34 thus pulls the toothed rack 28 with module toothing into the front-bevel gear 30, which on the other hand is pushed out of the front-bevel gear 30 by the spring unit 22.
  • the rack 28 penetrates the sleeve 60, the spring unit 22 and the thrust bearing 62 with the bearing plate 64.
  • the spring force and thus the closing force can be adjusted in the currentless operation.
  • By rolling rollers or cylindrical pins 74 a reliable tooth engagement is guaranteed.
  • the sleeve 60 can be moved axially via the worm drive 66, for example a worm with an Allen key.
  • the output shaft 18 may be provided with a bore which has, for example, a serration with, for example, thirty-one teeth for torque transmission to the lever 24 driving the door leaf 14.
  • the door drive 10 may be provided with a transmission housing 76, a gear cover 77 (cf. Fig. 3 and 4 ), a tension profile and a bearing plate be provided.
  • the prestressed spring unit 22 In the storable assembly train profile and bearing plate, the prestressed spring unit 22, the rack 28 and the output shaft 18 may be arranged.
  • the tension profile is closed by the adjustable sleeve 60 and on the other side by the lid 78. In between, the spring unit 22 is clamped.
  • the rack 28 extends through the sleeve 60 through to the outside.
  • the gear wheels and the assembly profile and bearing plate are inserted into the gearbox.
  • the gear cover 77 closes the gear while holding the module train profile and bearing plate in position.
  • the motor 20 may be attached to a bearing plate 80 (see in particular the Fig. 2 and 3 ), which can be screwed to the transmission housing 76.
  • the helical motor pinion 40 may be pressed onto the motor shaft 38.
  • the pinions can have a very small number of teeth.
  • the motor pinion 40 may have four to seven teeth and the bevel pinion provided with a Gleason toothing may have five teeth, for example, while the straight toothed pinion 54 of the rack-side straight toothed spur gear portion 34 may have seven teeth.
  • the straight toothed pinion 54 of the rack-side straight toothed spur gear portion 34 may have seven teeth.
  • a profile coverage greater than 1 ensures a smooth running of the gear stages, i. before the first tooth is disengaged, the second is already engaged.
  • the door drive 10 may also include a transformer and control electronics.
  • the motor 20 drives the toothed rod 28 via the front-bevel gear 30 and via this the output shaft 18 in order to open the door leaf 14 via the lever 24.
  • the now-tensioned spring unit 22 drives the front-bevel gear 30 and the motor 20 and rotates the output shaft 18 with the lever 24 in the opposite direction.
  • the engine now operates in generator mode and controls the closing speed and the end impact of the door leaf 14 via the control electronics.
  • the closing of the door leaf 14 also works normally, which is mandatory for fire door drives.

Landscapes

  • Power-Operated Mechanisms For Wings (AREA)
  • Transmission Devices (AREA)
EP15162799.9A 2014-04-15 2015-04-08 Entraînement de porte Active EP2933415B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL15162799T PL2933415T3 (pl) 2014-04-15 2015-04-08 Napęd drzwi

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014207217.4A DE102014207217B3 (de) 2014-04-15 2014-04-15 Drehtürantrieb
DE102015202852.6A DE102015202852B3 (de) 2015-02-17 2015-02-17 Türantrieb

Publications (2)

Publication Number Publication Date
EP2933415A1 true EP2933415A1 (fr) 2015-10-21
EP2933415B1 EP2933415B1 (fr) 2016-10-19

Family

ID=52811068

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15162799.9A Active EP2933415B1 (fr) 2014-04-15 2015-04-08 Entraînement de porte

Country Status (6)

Country Link
EP (1) EP2933415B1 (fr)
CN (1) CN105113904B (fr)
DK (1) DK2933415T3 (fr)
ES (1) ES2610478T3 (fr)
HK (1) HK1217035A1 (fr)
PL (1) PL2933415T3 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT201900006733A1 (it) * 2019-05-10 2020-11-10 Faac Spa Attuatore motorizzato e barriera mobile provvista di tale attuatore, particolarmente adatto per azionamenti ausiliari o di emergenza.
US11802433B2 (en) * 2019-05-10 2023-10-31 Faac S.P.A. Motorized actuator and movable barrier provided with said actuator
US11851935B1 (en) * 2022-08-31 2023-12-26 I-Tek Metal Mfg. Co., Ltd Door opener capable of controlling door closing speed

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107179738A (zh) * 2017-05-22 2017-09-19 深圳市晓控通信科技有限公司 一种易于散热的智能路由器
CN207348658U (zh) * 2017-10-27 2018-05-11 邵文英 一种门机结构
CN108389640A (zh) * 2018-02-01 2018-08-10 中国核电工程有限公司 一种全自动屏蔽转运门
CN114658312A (zh) * 2021-12-27 2022-06-24 安徽曼特安防科技有限公司 隐藏式入户门的闭门器内骨

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4333270A (en) * 1980-02-22 1982-06-08 Besam-Eads, Inc. Automatic door operator
US4590639A (en) * 1982-06-29 1986-05-27 Geze Gmbh Door closer
EP0733763A1 (fr) * 1995-03-21 1996-09-25 GEZE GmbH & Co. Ferme-porte
WO2001098615A1 (fr) * 2000-06-19 2001-12-27 Dorma Gmbh + Co. Kg Dispositif d'ouverture et de fermeture d'une porte ou d'un portail
US20070256362A1 (en) * 2006-03-04 2007-11-08 Curtis David Hansen Assembly and method for automated operation of a restroom door

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4220051A (en) * 1978-05-15 1980-09-02 The Stanley Works Electromechanical door operator
GB2338028B (en) * 1998-05-28 2002-11-20 Nt Dor O Matic Inc Automatic door operator
DE10148293A1 (de) * 2001-09-29 2003-04-24 Landert Motoren Ag Flügeltürantrieb mit Federschliessung
DE102004061624C5 (de) * 2004-12-17 2011-02-03 Dorma Gmbh + Co. Kg Türantrieb, insbesondere Drehtürantieb
DE102010017574B4 (de) * 2010-06-25 2019-11-28 Dormakaba Deutschland Gmbh Türschließer

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4333270A (en) * 1980-02-22 1982-06-08 Besam-Eads, Inc. Automatic door operator
US4590639A (en) * 1982-06-29 1986-05-27 Geze Gmbh Door closer
EP0733763A1 (fr) * 1995-03-21 1996-09-25 GEZE GmbH & Co. Ferme-porte
WO2001098615A1 (fr) * 2000-06-19 2001-12-27 Dorma Gmbh + Co. Kg Dispositif d'ouverture et de fermeture d'une porte ou d'un portail
US20070256362A1 (en) * 2006-03-04 2007-11-08 Curtis David Hansen Assembly and method for automated operation of a restroom door

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT201900006733A1 (it) * 2019-05-10 2020-11-10 Faac Spa Attuatore motorizzato e barriera mobile provvista di tale attuatore, particolarmente adatto per azionamenti ausiliari o di emergenza.
EP3736403A1 (fr) * 2019-05-10 2020-11-11 FAAC S.p.A. Actionneur motorisé et barrière déplaçable munie d'un tel actionneur, particulièrement adapté aux entraînements auxiliaires ou de secours
US11505980B2 (en) 2019-05-10 2022-11-22 Faac S.P.A. Motorized actuator and movable barrier provided with said actuator, particularly suitable for auxiliary or emergency drives
US11802433B2 (en) * 2019-05-10 2023-10-31 Faac S.P.A. Motorized actuator and movable barrier provided with said actuator
US11851935B1 (en) * 2022-08-31 2023-12-26 I-Tek Metal Mfg. Co., Ltd Door opener capable of controlling door closing speed

Also Published As

Publication number Publication date
CN105113904B (zh) 2017-05-24
PL2933415T3 (pl) 2017-04-28
DK2933415T3 (en) 2017-01-23
EP2933415B1 (fr) 2016-10-19
ES2610478T3 (es) 2017-04-27
HK1217035A1 (zh) 2016-12-16
CN105113904A (zh) 2015-12-02

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