CN203729849U - Driving mechanism for electric rolling door - Google Patents
Driving mechanism for electric rolling door Download PDFInfo
- Publication number
- CN203729849U CN203729849U CN201420053855.6U CN201420053855U CN203729849U CN 203729849 U CN203729849 U CN 203729849U CN 201420053855 U CN201420053855 U CN 201420053855U CN 203729849 U CN203729849 U CN 203729849U
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- driving mechanism
- output shaft
- gear
- electromagnetic clutch
- driving
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Abstract
The utility model relates to a driving mechanism for an electric rolling door. The driving mechanism comprises a support, a motor, an electromagnetic clutch, a driving gear, a driven gear, a gear shaft and two synchronous wheels, wherein the motor and the electromagnetic clutch are installed on the support, the driving gear is fixedly connected with an armature of the electromagnetic clutch, the driven gear is meshed with the driving gear, the gear shaft is fixedly connected to the axis of the driven gear, and the two synchronous wheels used for driving a door piece of the electric rolling door to move are located on the two sides of the support respectively. The synchronous wheels are driven by the gear shaft to rotate. The motor comprises a motor cover and an output shaft arranged on the motor cover in a rotatable mode. The output shaft is in transmission with the armature of the electromagnetic clutch. A stopping disc is fixedly connected to the output shaft. A plurality of balls are clamped between the end face of the driving gear and the stopping disc in a rotatable mode. The electromagnetic clutch, the driving gear and the balls can slide in the axial direction of the output shaft. According to the driving mechanism for the electric rolling door, the driving mechanism can drive the rolling door to move, and external force can be allowed to open and close the rolling door during a power failure.
Description
Technical field
the utility model relates to a kind of electric rolling door, particularly a kind of electric rolling door driving mechanism.
Background technology
in daily life or industrial production, for insulation, heat insulation, dustproof, every light, the consideration that prevents from coming from that the physics of some internal unit or facility or chemistry injure etc., be necessary for the rolling door that some occasion setting can folding.Electric rolling door is generally made up of door sheet, doorframe and driving mechanism, is provided with the track that can slide for door sheet on doorframe, and driving mechanism slides in orbit and realizes the open and close of rolling door for driving gate sheet.In prior art, the driving mechanism of electric rolling door is generally driven by motor, and in the time having a power failure, door sheet cannot move, and use extremely inconvenient.
Summary of the invention
for the problems referred to above, the purpose of this utility model is to provide a kind of electric rolling door driving mechanism, and it can drive rolling door to move and in the time having a power failure, can allow external force to open and close rolling door.
for solving the problems of the technologies described above, the utility model adopts following technical scheme:
a kind of electric rolling door driving mechanism, it comprises support, be installed on motor and electromagnetic clutch on described support, the driving gear being fixedly connected with the armature of described electromagnetic clutch, the driven gear being meshed with described driving gear, be fixedly connected on the gear shaft in described driven gear axle center, lay respectively at two the rotating synchronizing wheels moving of door sheet for driving electric rolling door of described support both sides, the rotation of described synchronizing wheel is by gear shaft transmission, described motor comprises motor cover, be arranged at rotationally the output shaft in motor cover, described output shaft is in transmission connection mutually with the rotor of electromagnetic clutch, on described output shaft, be fixedly connected with a block plate, between one end face of described driving gear and block plate, be arranged with multiple rotating balls, described electromagnetic clutch, driving gear and ball can sliding axially along output shaft,
described driving mechanism has normal operating condition and power-off running status, in the time of normal operating condition, and described electromagnetic clutch closure, described motor drives synchronizing wheel to rotate a drive door sheet by electromagnetic clutch and gear shaft and moves; In the time of power-off running status, described electromagnetic clutch disconnects, and described ball and block plate are separated, and described driving gear can be around output shaft rotation.
preferably, this driving mechanism also comprises a resetting-mechanism for described electromagnetic clutch is resetted.
more preferably, described resetting-mechanism comprises that the adjustment disk that is arranged on output shaft, top be located at the stage clip between described adjustment disk and electromagnetic clutch.
further, described adjustment disk can be along the tension force for regulating stage clip that moves axially of output shaft.
further, described adjustment disk is threaded connection on output shaft.
preferably, described motor is movably arranged on support to allow motor cover to turn an angle, in the time that the door sheet of electric rolling door is stopped by the obstacle of below, output shaft stops operating, motor cover is rotated, this driving mechanism also comprises that one is installed on the microswitch whether rotating for detection of motor cover in motor cover, and when described microswitch is closed, the output shaft of motor changes rotation direction.
more preferably, between described motor cover and support, be also provided with one for by motor cover reset return unit.
further, described return unit is extension spring.
preferably, one end of described gear shaft is connected with a synchronizing wheel, the other end is connected with another synchronizing wheel by a universal drive shaft.
preferably, this driving mechanism also comprises that one is arranged between described block plate and driving gear and is sheathed on the ball mounting disc on output shaft, on the end face of described block plate, ball mounting disc, driving gear, offer correspondingly the installing hole matching with described ball, described ball is positioned at installing hole and can rolls at installing hole.
the utility model adopts above structure, tool has the following advantages: electromagnetic clutch disconnects when utilizing power-off, External Force Acting is on the door sheet of rolling door, along with rotating, ball make driving gear there is the trend of axially-movable, it is that driving gear and output shaft are separated that ball and block plate are separated, under the situation that allows not turn at motor, driving gear still can be around output shaft rotation, thereby external force can promote rolling door door, sheet moves the opening and closing that realize rolling door.
Brief description of the drawings
fig. 1 is the electric rolling door that driving mechanism of the present utility model is installed;
fig. 2 is the exploded view of driving mechanism of the present utility model;
fig. 3 is the first stereogram of the present utility model;
fig. 4 is the second stereogram of the present utility model.
in figure: 1, support; 2, motor; 21, motor cover; 211, microswitch; 22, output shaft; 221, block plate; 3, electromagnetic clutch; 4, driving gear; 5, driven gear; 6, gear shaft; 7, universal drive shaft; 8, synchronizing wheel; 9, ball; 10, ball mounting disc; 11, installing hole; 12, resetting-mechanism; 121, adjustment disk 121; 122, stage clip; 13, extension spring; 14, the first installing plate; 15, the second installing plate; 151, pulling force adjustment hole.
Detailed description of the invention
below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be those skilled in the art will recognize that, protection domain of the present utility model is made to more explicit defining.
shown in Fig. 1, electric rolling door generally comprises a sheet, driving mechanism and doorframe (not shown), and door sheet is slidably arranged in doorframe, and driving mechanism is mobile to realize closing and opening of rolling door at doorframe for driving gate sheet.
shown in Fig. 2-4, a kind of electric rolling door driving mechanism, it comprises support 1, be installed on motor 2 and electromagnetic clutch 3 on described support 1, the driving gear 4 being fixedly connected with the armature of described electromagnetic clutch 3, the driven gear 5 being meshed with described driving gear 4, be fixedly connected on the gear shaft 6 in described driven gear 5 axle center, lay respectively at two the rotating synchronizing wheels 8 moving of door sheet for driving electric rolling door of described support 1 both sides, the rotation of described synchronizing wheel 8 is by gear shaft 6 transmissions, described motor 2 comprises motor cover 21, be arranged at rotationally the output shaft 22 in motor cover 21, the rotor phase transmission of described output shaft 22 and electromagnetic clutch 3, on described output shaft 22, be fixedly connected with a block plate 221, multiple balls 9 are arranged between the end face and block plate 221 of described driving gear 4 rotationally, described electromagnetic clutch 3, driving gear 4 and ball 9 can sliding axially along output shaft 22.
described driving mechanism has normal operating condition and power-off running status, in the time of normal operating condition, and described electromagnetic clutch 3 closures, described motor 2 drives synchronizing wheel 8 to rotate a drive door sheet by electromagnetic clutch 3 and gear shaft 6 and moves; In the time of power-off running status, described electromagnetic clutch 3 disconnects, and described ball 9 is separated with block plate 221, and described driving gear 4 can rotate around output shaft 22, and external force drives door sheet to move.
driving mechanism also comprises a resetting-mechanism 12 for described electromagnetic clutch 3 is resetted.Particularly, described resetting-mechanism 12 comprises that the adjustment disk 121 that is arranged on output shaft 22, top be located at the stage clip 122 between described adjustment disk 121 and electromagnetic clutch 3.Described adjustment disk 121 is threaded connection on output shaft 22, and it can be along the tension force for regulating stage clip 122 that moves axially of output shaft 22.In the time need to regulating the tension force of stage clip 122 according to the specification of rolling door, screw thread is tightened adjustment disk 121 is moved towards electromagnetic clutch 3, increase the tension force of stage clip 122; Screw thread is unscrewed adjustment disk 121 is moved away from electromagnetic clutch 3, reduce the tension force of stage clip 122.
described motor 2 is reducing motor 2, there is auto-lock function, it is movably arranged on support 1 to allow motor cover 21 to turn an angle, in the time that the door sheet of electric rolling door is stopped by the obstacle of below, output shaft 22 stops operating, and motor cover 21 is rotated, and this driving mechanism also comprises that one is installed on the microswitch 211 whether rotating for detection of motor cover 21 in motor cover 21, when described microswitch 211 is closed, the output shaft 22 of motor 2 changes rotation direction.Particularly, on support 1, be installed with the first installing plate 14, motor cover 21 is fixedly connected with the second installing plate 15, the first end of the second installing plate 15 is fixedly connected with support 1, offer four pulling force adjustment holes 151 on the second end, one end of extension spring 13 is connected in the first installing plate 14, the other end is connected in one of them pulling force adjustment hole 151, extension spring 13 is for motor cover 21 is resetted, and four pulling force adjustment holes 151 are arranged in order from top to bottom.
one end of described gear shaft 6 is connected with a synchronizing wheel 8, the other end is connected with another synchronizing wheel 8 by a universal drive shaft 9, and the interior door sheet that drives of sliding rail that synchronizing wheel 8 is arranged on doorframe moves in orbit.
this driving mechanism also comprises that one is arranged between described block plate 221 and driving gear 4 and is sheathed on the ball mounting disc 10 on output shaft 22, on the end face of described block plate 221, ball mounting disc 10, driving gear 4, offer correspondingly the installing hole 10 matching with described ball 9, ball 9 major parts are positioned at the installing hole of ball mounting disc 10 and can slide axially with ball mounting disc 10, and described ball 9 is positioned at installing hole 11 also can be in installing hole 11 rollings.
the course of work of the present utility model is:
driving mechanism in the time of normal operating condition, electromagnetic clutch 3 closures, motor 2 drives synchronizing wheel 8 to rotate for driving a sheet to move by electromagnetic clutch 3, driving gear 4, driven gear 5, gear shaft 6 successively; Now, in the time that there is obstacle (as people, thing etc.) door sheet below, be subject to the barrier door sheet of obstacle can not continue to move, stop synchronizing wheel 8 to rotate, thereby make motor 2 output shaft 22 stalls, and because motor 2 is energising running statuses, motor cover 21 is understood the certain angle that reverse in allowed limits under reaction force, and microswitch 211 closures are controlled motor 2 output shaft 22 counter-rotation, prevent that the sheet from continuing to decline, extension spring 13 simultaneously resets motor cover 21.
driving mechanism is in the time of power-off running status, electromagnetic clutch 3 disconnects, output shaft 22 stalls of motor 2, now can only provide external force to promote a sheet by operating personnel moves, and in the prior art, motor 2 directly with synchronizing wheel 8 phase transmissions, the auto-lock function of motor 2 stops synchronizing wheel 8 to rotate, external force cannot act on a sheet and move it, driving mechanism of the present utility model outside masterpiece for door when sheet, synchronizing wheel 8 has the trend of a rotation, rotation potential energy is by gear shaft 6, driven gear 5 is passed to driving gear 4, rotation potential energy is decomposed into axial power and tangential power by ball 9, in the time that axial power is greater than the tension force of stage clip 122, ball mounting disc 10 drives ball 9, electromagnetic clutch 3 slides to adjustment disk 121 vertically, ball 9 is separated with motor 2 output shafts 22, driving gear 4 dallies under the effect of tangential power, synchronizing wheel 8 rotates, door sheet is the mobile opening and closing that realize rolling door under the promotion of external force.
above-described embodiment is only explanation technical conceive of the present utility model and feature; it is a kind of preferred embodiment; its object is that person skilled in the art can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalent transformations of doing according to Spirit Essence of the present utility model or modification, within all should being encompassed in protection domain of the present utility model.
Claims (10)
1. an electric rolling door driving mechanism, it is characterized in that: it comprises support, be installed on motor and electromagnetic clutch on described support, the driving gear being fixedly connected with the armature of described electromagnetic clutch, the driven gear being meshed with described driving gear, be fixedly connected on the gear shaft in described driven gear axle center, lay respectively at two the rotating synchronizing wheels moving of door sheet for driving electric rolling door of described support both sides, the rotation of described synchronizing wheel is by gear shaft transmission, described motor comprises motor cover, be arranged at rotationally the output shaft in motor cover, described output shaft is in transmission connection mutually with the rotor of electromagnetic clutch, on described output shaft, be fixedly connected with a block plate, between one end face of described driving gear and block plate, be arranged with multiple rotating balls, described electromagnetic clutch, driving gear and ball can sliding axially along output shaft,
Described driving mechanism has normal operating condition and power-off running status, in the time of normal operating condition, and described electromagnetic clutch closure, described motor drives synchronizing wheel to rotate a drive door sheet by electromagnetic clutch and gear shaft and moves; In the time of power-off running status, described electromagnetic clutch disconnects, and described ball and block plate are separated, and described driving gear can be around output shaft rotation.
2. driving mechanism according to claim 1, is characterized in that: this driving mechanism also comprises a resetting-mechanism for described electromagnetic clutch is resetted.
3. driving mechanism according to claim 2, is characterized in that: described resetting-mechanism comprises that the adjustment disk that is arranged on output shaft, top be located at the stage clip between described adjustment disk and electromagnetic clutch.
4. driving mechanism according to claim 3, is characterized in that: described adjustment disk can be along the tension force for regulating stage clip that moves axially of output shaft.
5. driving mechanism according to claim 4, is characterized in that: described adjustment disk is threaded connection on output shaft.
6. driving mechanism according to claim 1, it is characterized in that: described motor is movably arranged on support to allow motor cover to turn an angle, in the time that the door sheet of electric rolling door is stopped by the obstacle of below, output shaft stops operating, motor cover is rotated, this driving mechanism also comprises that one is installed on the microswitch whether rotating for detection of motor cover in motor cover, and when described microswitch is closed, the output shaft of motor changes rotation direction.
7. driving mechanism according to claim 6, is characterized in that: between described motor cover and support, be also provided with one for by motor cover reset return unit.
8. driving mechanism according to claim 7, is characterized in that: described return unit is extension spring.
9. driving mechanism according to claim 1, is characterized in that: one end of described gear shaft is connected with a synchronizing wheel, the other end is connected with another synchronizing wheel by a universal drive shaft.
10. driving mechanism according to claim 1, it is characterized in that: this driving mechanism also comprises that one is arranged between described block plate and driving gear and is sheathed on the ball mounting disc on output shaft, on the end face of described block plate, ball mounting disc, driving gear, offer correspondingly the installing hole matching with described ball, described ball is positioned at installing hole and can rolls at installing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420053855.6U CN203729849U (en) | 2014-01-28 | 2014-01-28 | Driving mechanism for electric rolling door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420053855.6U CN203729849U (en) | 2014-01-28 | 2014-01-28 | Driving mechanism for electric rolling door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203729849U true CN203729849U (en) | 2014-07-23 |
Family
ID=51199930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420053855.6U Withdrawn - After Issue CN203729849U (en) | 2014-01-28 | 2014-01-28 | Driving mechanism for electric rolling door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203729849U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103806826A (en) * | 2014-01-28 | 2014-05-21 | 太仓市康辉科技发展有限公司 | Driving mechanism for electric rolling door |
| CN111049024A (en) * | 2020-01-17 | 2020-04-21 | 陈凤 | Large-scale power distribution cabinet capable of realizing omnibearing expansion and maintenance of side plates |
| US10655387B2 (en) | 2014-10-20 | 2020-05-19 | Somfy Sas | Range of motorized-drive devices for screening blinds |
-
2014
- 2014-01-28 CN CN201420053855.6U patent/CN203729849U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103806826A (en) * | 2014-01-28 | 2014-05-21 | 太仓市康辉科技发展有限公司 | Driving mechanism for electric rolling door |
| CN103806826B (en) * | 2014-01-28 | 2015-10-28 | 太仓市康辉科技发展有限公司 | Electric rolling door driving mechanism |
| US10655387B2 (en) | 2014-10-20 | 2020-05-19 | Somfy Sas | Range of motorized-drive devices for screening blinds |
| CN111049024A (en) * | 2020-01-17 | 2020-04-21 | 陈凤 | Large-scale power distribution cabinet capable of realizing omnibearing expansion and maintenance of side plates |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140723 Effective date of abandoning: 20151028 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |