TWM613957U - Electric rolling door driving device with up and down moving position sensing function - Google Patents

Abstract

An electric rolling door driving device with up and down stroke position sensing function, which includes a base plate, a transmission plate, a motor and a stroke sensor. The transmission plate is pivotally connected to the rear side of the base plate, and the motor and the clutch are arranged on the base On the front side of the disc, the inner gear ring of the transmission disc is driven by the driving gear meshing, and the stroke sensor is fixed on the front side of the base disc. The driven gear of the worm is used to engage the inner gear ring of the transmission disc, and the worm drives the worm wheel and the magnetic poles to make The stroke sensor is more convenient for assembly and installation, saves space, and reduces costs. Moreover, the rotation angle range of the sensing module sensing magnetic pole is set to be less than or equal to 360 degrees to control the upper and lower stroke positions of the rolling door correspondingly, so that the door panel stops at the upper limit Or lower limit.

Description

Electric rolling door driving device with up and down stroke position sensing function

This creation is related to the field of electric rolling doors, especially an electric rolling door driving device with up and down stroke position sensing function.

Press, the electric rolling door is composed of a plurality of door element units pivotally connected to each other to form a rolling door. The rolling door is wound on the reel of the main shaft, and the reel is connected with the motor through the transmission group, when the motor drives the reel to rotate At the time, the roller is used to drive the rolling door sheet to move up and down, so that the rolling door can be opened and closed.

The electric rolling door must cooperate with the upper and lower limit position sensing device to automatically stop at the upper and lower limit positions of the ascending and descending stroke. The current upper and lower limit position sensing devices can be divided into mechanical switch methods, optical sensing methods, and magnetic pole angle sensing methods. However, the installation and adjustment methods of mechanical switches are more complicated, the service life is shorter, and the positioning accuracy is poor, while the optical sensing method And the magnetic pole angle sensing method must use a stroke sensor, and additionally install a reduction transmission mechanism, a driven gear, a driven shaft, and a shaft seat, which complicates the structure, takes up space, and increases costs. Therefore, how to solve the above-mentioned problems is the subject of urgent research for this industry.

The main purpose of this creation is that the stroke sensor integrates a base, a worm, a driven gear, a worm gear, a magnetic pole, and a sensing module, which can facilitate assembly and installation, save space, and reduce costs, and the sensing module senses The rotation angle range of the magnetic pole is set to be less than or equal to 360 degrees to control the upper and lower stroke positions of the rolling door correspondingly, so that the door panel stops at the upper limit or the lower limit.

In order to achieve the above-mentioned purpose, the electric rolling door drive device with the function of up and down stroke position sensing is composed of a base plate, a transmission plate, a motor and a stroke sensor. The base plate is provided with a center hole and a side The drive plate is located on the rear side of the base plate. The drive plate is provided with a shaft pivotally connected to the center hole of the base plate. An internal gear ring is provided on the side of the drive plate. The motor is located on the front side of the base plate. The motor is connected with a clutch, and the clutch is connected with a transmission shaft extending backwards from the base plate, and the transmission shaft engages with the transmission gear to drive the inner gear ring of the transmission plate to drive the transmission plate to drive the door plate of the rolling door up and down; this sense of stroke The sensor includes a base, a worm, a driven gear, a worm gear, a magnetic pole, and a sensing module. The base is fixed at the opening of the base plate. The worm penetrates the worm shaft hole pivotally connected to the front and rear of the base. The gear is fixed to the rear end of the worm, and the driven gear meshes with the inner gear ring of the transmission disc. One side of the worm gear is connected with a worm gear shaft, and the worm gear shaft penetrates through the worm gear shaft hole pivotally connected to the front side of the base. The worm gear meshes with the worm, and the magnetic poles are fixed. At the end of the worm gear shaft, the sensing module is fixed on the front side of the base, and the sensing module faces the magnetic pole, the upper and lower stroke of the rolling door matches the rotation angle range of the magnetic pole, and the rotation angle range of the magnetic pole is less than or equal to 360 degrees; During the upward stroke of the door plate, the inner gear ring of the drive disc drives the driven gear and the worm, and the worm drives the worm gear, worm gear shaft and the magnetic pole. When the sensing module senses the rotation of the magnetic pole and reaches the upper limit rotation angle, the stroke sensor Control the motor to stop driving the door The board rises to stop the door board at the upper limit position, and when the door board is in the descending stroke, the stroke sensor uses the sensing module to sense the rotation of the magnetic pole to reach the lower limit rotation angle, the stroke sensor controls the motor to stop driving the door panel down, and the door panel Stop at the lower limit.

In the aforementioned electric rolling door driving device, a cover is provided on the front side of the base, and the sensing module is provided in the base and the cover.

In the aforementioned electric rolling door driving device, the base, the cover and the base plate are respectively provided with fixing holes, and each of the relative fixing holes is provided with a screw for positioning.

In the aforementioned electric rolling door driving device, the base is provided with a sleeve hole around the end of the worm gear shaft.

In the aforementioned electric rolling door driving device, the worm wheel shaft is provided with a ring groove between the worm wheel shaft hole and the sleeve hole, and the cover body is provided with a baffle piece extending into the ring groove.

In the aforementioned electric rolling door driving device, the worm wheel is provided with a radially extending protrusion on the other side, and the base is provided with a protrusion corresponding to the protrusion to limit the rotation angle range of the worm wheel.

In the aforementioned electric rolling door driving device, the sensing module is an absolute position potentiometer.

1: Base plate

11: Center hole

12: Pivot

13: Hole

14: Gear

15: Fixing hole

2: drive plate

21: Shaft

22: Internal gear ring

23: Buckle

3: motor

31: Clutch

32: drive shaft

33: Transmission gear

34: operating handle

4: Stroke sensor

41: Pedestal

411: fixed hole

412: Worm shaft hole

413: Worm Gear Shaft Hole

414: set hole

415: fixed room

416: Convex Bar

42: Lid

421: fixed hole

422: Block

43: Worm

431: Screw

44: driven gear

45: Worm gear

451: Worm Gear Shaft

452: ring groove

453: Convex Block

46: magnetic pole

47: Sensing module

471: Circuit Board

48: screw

5: Rolling door

51: Door Panel

52: fixed frame

The first picture is a three-dimensional view of the driving device of the electric rolling door of this creation.

The second figure is a three-dimensional exploded view of the driving device of the electric rolling door of this creation.

The third figure is a three-dimensional exploded view of the drive device of the electric rolling door and the drive plate of this creation from another perspective.

The fourth figure is a cross-sectional view of the driving device of the electric rolling door of the original creation along the drive plate and the inner gear ring .

The fifth figure is an enlarged view of the stroke sensor and internal gear ring of the electric rolling door drive device of the original creation.

The sixth figure is a three-dimensional view of the stroke sensor of the electric rolling door drive device of this creation.

The seventh figure is a three-dimensional exploded view of the stroke sensor of the electric rolling door drive device of this creation.

The eighth figure is a three-dimensional cross-sectional view of the stroke sensor of the electric rolling door drive device of this invention.

The ninth figure is a schematic diagram of the stroke sensor of the electric rolling door driving device of this invention when the worm wheel rotates to the upper limit.

The tenth figure is a schematic diagram of the stroke sensor of the electric rolling door driving device of this creation when the worm wheel rotates to the lower limit.

The eleventh figure is a schematic diagram of the electric rolling door driving device of this creation that drives the door panel up to the upper limit position.

The twelfth figure is a schematic diagram of the electric rolling door driving device of the original creation driving the door panel down to the lower limit.

Regarding the technical means and their effects used in this creation to achieve the above-mentioned purpose, feasible embodiments are given, and the following diagrams are used to illustrate them:

First of all, please refer to the first to eighth pictures. It can be clearly seen from the figures that the electric rolling door drive device of this invention mainly has the function of sensing the up and down stroke position. The electric rolling door drive system includes a base plate 1 , The drive plate 2, the motor 3 and the stroke sensor 4 to drive and control the door panel 51 of the rolling door 5 to rise and fall along the door rail (refer to Figures 11 and 12), where:

The base plate 1 is set as a plastic plate body, and a metal reinforcing plate is integrated inside the plastic plate body to improve structural strength and durability. The base plate 1 is provided with a center hole 11, and a side separation hole 13 and a fixing hole 15 (refer to the second figure), the front side of the base plate 1 is provided with a support shaft 12 (refer to the eleventh figure) fixed on the fixing frame 52 of the rolling door 5, and two gears 14 are pivotally connected to the rear side of the base plate 1.

The transmission disc 2 is located on the rear side of the base disc 1. The transmission disc 2 is provided with a shaft 21 pivotally connected to the central hole 11 of the base disc 1, and is positioned in conjunction with the buckle 23 (refer to the first figure), and the transmission disc 2 is in front An inner gear ring 22 is provided on the side surface to engage the two gears 14 of the base plate 1.

The motor 3 is located on the front side of the base plate 1. The motor 3 is connected with a clutch 31. The clutch 31 is connected with a transmission shaft 32 extending backward from the base plate 1. 33 engages and drives the inner gear ring 22 of the drive disc 2.

The stroke sensor 4 includes a base 41, a cover 42, a worm 43, a driven gear 44, a worm wheel 45, a magnetic pole 46, and a sensing module 47. The base 41 is fixed at the opening 13 of the base plate 1 , The cover 42 is provided on the front side of the base 41, the sensing module 47 and the circuit board 471 are arranged in the fixing chamber 415 and the cover 42 of the base 41 (refer to Figures 7 and 8); and the base 41 and the cover 42 There are fixing holes 411, 421, 15 opposite to the base plate 1, and a screw 48 is arranged in each of the opposite fixing holes 15, 411, 421. The worm 43 cooperates with the screw 431 to penetrate the worm shaft pivotally connected to the base 41 in the forward and backward directions. Hole 412; the driven gear 44 is integrally fixed to the rear end of the worm 43, and the driven gear 44 meshes with the inner gear ring 22 of the drive disc 2; one side of the worm wheel 45 is integrally connected with a worm gear shaft 451, and the worm gear shaft 451 is pivotally connected to the base The worm wheel shaft hole 413 on the front side of the seat 41, and the worm wheel 45 meshes with the worm The rod 43, the base 41 is provided with a sleeve hole 414 around the end of the worm gear shaft 451, and the worm gear shaft 451 is provided with a ring groove 452 between the worm gear shaft hole 413 and the sleeve hole 414, and the cover body 42 is provided with a ring groove extending into the ring groove The blocking piece 422 of 452 prevents the worm gear shaft 451 from detaching backward; the magnetic pole 46 is fixed at the end of the worm gear shaft 451, the sensing module 47 is fixed on the front side of the base 41, and the sensing module 47 faces the magnetic pole 46 for sensing To measure the rotation of the worm gear shaft 451 and the magnetic pole 46, the sensing module 47 can be an absolute position potentiometer to sense the rotation angle of the magnetic pole 46, and the up and down stroke of the shutter 5 matches the rotation angle range of the magnetic pole 46, and the magnetic pole The rotation angle range of 46 is less than or equal to 360 degrees.

Please refer to the first, third, fourth, eighth and eleventh figures. When the door plate 51 of the rolling door 5 is rising, the motor 3 drives the inner gear ring 22 of the transmission disc 2 through the clutch 31 and the transmission gear 33 to The door plate 51 is driven to perform an upward stroke, and the inner gear ring 22 of the transmission disc 2 synchronously drives the driven gear 44 and the worm 43, and the worm 43 drives the worm wheel 45, the worm gear shaft 451 and the magnetic pole 46. When the stroke sensor 4 is sensing When the sensing module 47 detects the rotation of the magnetic pole 46 to reach the upper limit rotation angle, the stroke sensor 4 controls the motor 3 to stop driving the door panel 51 to rise, and stops the door panel 51 at the upper limit position.

Please refer to the first, third, fourth, eighth and twelfth figures. When the door plate 51 of the rolling door 5 is descending, the motor 3 drives the inner gear ring 22 of the transmission disc 2 through the clutch 31 and the transmission gear 33 to The door plate 51 is driven to perform a descending stroke, and the inner gear ring 22 of the transmission disc 2 synchronously drives the driven gear 44 and the worm 43, and the worm 43 drives the worm gear 45, the worm gear shaft 451 and the magnetic pole 46. When the stroke sensor 4 is sensing When the sensing module 47 detects the rotation of the magnetic pole 46 to reach the lower limit rotation angle, the stroke sensor 4 controls the motor 3 to stop driving the door panel 51 to descend and stop the door panel 51 at the lower limit.

Please refer to Figures 6 to 10 again. The other side of the worm wheel 45 is provided with a radially extending protrusion 453, and the base 41 is provided with a protrusion 416 corresponding to the protrusion 453 to restrict the worm wheel. 45 and the rotation angle range of the bump 453. When the stroke sensor 4 is installed for the first time, if the upper or lower limit of the rolling door 5 exceeds the upper or lower rotation angle of the magnetic pole 46, the protrusion 416 of the base 41 is the protrusion 453 of the worm gear 45. In addition, the worm wheel 45 is relatively pushed aside to prevent the continuous rotation, so that the magnetic pole 46 can self-adjust and work in synchronization with the rolling door 5.

The above examples are only for the convenience of explaining the creation, but not to limit it. Without departing from the spirit of the creation, the various simple changes and modifications that can be made by those who are familiar with this industry should still be included in the following patent applications. In the range.

1: Base plate

11: Center hole

13: Hole

15: Fixing hole

2: drive plate

21: Shaft

22: Internal gear ring

3: motor

31: Clutch

34: operating handle

4: Stroke sensor

41: Pedestal

411: fixed hole

42: Lid

421: fixed hole

431: Screw

44: driven gear

45: Worm gear

48: screw

Claims (7)

An electric rolling door driving device with up and down stroke position sensing function, which includes a base plate, a transmission plate, a motor and a stroke sensor, wherein: The base plate is provided with an opening separating the center hole from the side; The transmission disk is located on the back side of the base disk, the transmission disk is provided with a shaft part pivotally connected to the center hole of the base disk, and an internal gear ring is provided on the side of the transmission disk; The motor is located on the front side of the base plate. The motor is connected with a clutch. The clutch is connected with a transmission shaft extending back from the base plate. The transmission shaft engages with a transmission gear to drive the inner gear ring of the transmission plate to drive the transmission plate to drive the rolling door. The door panel rises and falls; The stroke sensor includes a base, a worm, a driven gear, a worm wheel, a magnetic pole, and a sensing module. The base is fixed at the opening of the base plate, and the worm penetrates the worm shaft hole pivotally connected to the front and rear of the base , The driven gear is fixed to the rear end of the worm, and the driven gear meshes with the inner gear ring of the transmission disc, one side of the worm gear is connected with a worm gear shaft, the worm gear shaft penetrates the worm gear shaft hole pivotally connected to the front side of the base, and the worm gear meshes , The magnetic pole is fixed on the end of the worm gear shaft, the sensing module is fixed on the front side of the base, and the sensing module faces the magnetic pole, the upper and lower stroke of the shutter matches the rotation angle range of the magnetic pole, and the rotation angle range of the magnetic pole is less than or equal to 360 degree; When the door is in the upward stroke, the inner gear ring of the drive disc drives the driven gear and the worm, and the worm drives the worm gear, worm shaft and magnetic pole. When the sensing module senses the magnetic pole rotation reaches the upper limit rotation angle, the stroke sensing The sensor controls the motor to stop driving the door panel to rise, and stops the door panel at the upper limit position. When the door panel is in the descending stroke, the stroke sensor uses the sensing When the sensing module senses that the magnetic pole rotation reaches the lower limit of rotation angle, the stroke sensor controls the motor to stop driving the door panel down and stop the door panel at the lower limit position. As described in the first item of the scope of patent application, the electric rolling door driving device with up and down stroke position sensing function, wherein a cover body is arranged on the front side of the base, and the sensing module is arranged in the base and the cover body. As described in item 2 of the scope of patent application, the electric rolling door driving device with up and down stroke position sensing function, wherein the base, the cover and the base plate are respectively provided with a fixing hole, and each of the relative fixing holes is provided with a screw Positioning. As described in item 2 of the scope of patent application, the electric rolling door driving device with up and down stroke position sensing function, wherein the base is provided with a sleeve hole around the end of the worm gear shaft. As described in item 4 of the scope of patent application, the electric rolling door driving device with up and down stroke position sensing function, wherein the worm gear shaft is provided with a ring groove between the worm gear shaft hole and the sleeve hole, and the cover body is provided with a ring extending into the ring Block of the groove. As described in item 2 of the scope of patent application, the electric rolling door driving device with up and down stroke position sensing function, wherein the other side of the worm wheel is provided with a radially extending protrusion, and the base is provided with a protrusion corresponding to the protrusion Convex bar to limit the rotation angle range of the worm wheel. As described in item 2 of the scope of patent application, the electric rolling door driving device with up and down stroke position sensing function, wherein the sensing module is an absolute position potentiometer.

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