CN216767082U - Driving mechanism for automatic door - Google Patents
Driving mechanism for automatic door Download PDFInfo
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- CN216767082U CN216767082U CN202122800229.1U CN202122800229U CN216767082U CN 216767082 U CN216767082 U CN 216767082U CN 202122800229 U CN202122800229 U CN 202122800229U CN 216767082 U CN216767082 U CN 216767082U
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- rack
- door
- transmission
- automatic door
- driving mechanism
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Abstract
The utility model relates to an automatic door driving mechanism, which comprises a motor reducer (1), a transmission gear (2) and a transmission rack (3), wherein stroke detection switches (7) are respectively arranged on the surfaces of door panel moving tracks (9) on the opposite sides of two motor fixing plates (11), the door panel moving tracks (9) are respectively connected with two door panels (12) which are oppositely opened through door panel moving wheels (13), two rack fixing seats (10) are fixedly arranged on the surfaces of the door panels (12), the transmission rack (3) is respectively and movably arranged on the two rack fixing seats (10) through a rack pull rod (4), the rack pull rod (4) between the transmission rack (3) and the rack fixing seats (10) is sleeved with a rack pressing spring (5), the vertical run-out of an automatic door during operation can be effectively absorbed, the matching position and direction of the rack and a gear can be corrected, the dislocation and the normal inclination can be avoided, and the stability and the reliability of the automatic door during the operation can be effectively ensured, the work efficiency of production line is effectively improved.
Description
Technical Field
The utility model relates to an automatic door, in particular to an automatic door driving mechanism.
Background
The following problems often occur in the existing automatic door due to rigid matching: when the switch is switched on or off, the gear and the rack are in fit and disengagement and cannot be meshed for driving; when the door swings, the gear rack is seized and damaged; when the swing is slightly large, the motor speed reducer is even damaged. These problems seriously affect the normal production of the automatic production line.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model provides the automatic door driving mechanism which can effectively absorb the vertical jumping of the automatic door during operation, correct the matching position and direction of the rack and the gear, avoid dislocation and inclination, effectively ensure the stability and reliability of the automatic door during normal opening and closing operation and effectively improve the working efficiency of a production line.
In order to achieve the purpose, the utility model is realized by the following technical scheme: an automatic door driving mechanism comprises a motor reducer, a transmission gear, a transmission rack, a rack pull rod, a rack hold-down spring, a rack operation correction vertical roller, a stroke detection switch, a ground limiting wheel mechanism, a door panel moving track, rack fixing seats, motor fixing plates, door panels, door panel moving wheels and detection sheets, wherein the motor reducer and the transmission gear are respectively and fixedly installed at the lower parts of the motor fixing plates, two motor fixing plates are installed on one side of the door panel moving track, the two motor fixing plates can be provided with independent driving mechanisms matched with the two door panels so that the two door panels can independently operate when being opened and closed, the stroke detection switch is respectively installed on the surface of the door panel moving track on the opposite side of the two motor fixing plates, the door panel moving track is respectively connected with the two door panels which are opened oppositely through the door panel moving wheels, the two rack fixing seats are fixedly installed on the surface of the door panels, and the transmission racks are respectively and movably installed on the two rack fixing seats through the rack pull rod, rack pressure spring is cup jointed to the rack pull rod between driving rack and the rack fixing base, the dislocation that the driving rack made the door plant produce when the swing through movable mounting can be absorbed, thereby reduce the influence to motor reducer, drive gear meshing driving rack, the driving rack is cliied through two rack operation correction edgers of support mounting in motor fixed plate lower part surface, it can further reduce the displacement of door plant driving rack when the swing to clip the driving rack through two rack operation correction edgers, effectively guarantee motor reducer's normal work, door plant upper portion both sides installation detects the piece, the door plant passes through the spacing wheel mechanism of sliding rail connection ground, be convenient for from the swing of lower part restriction door plant.
In order to effectively limit the swing of the transmission rack and reduce the abrasion of the rack operation correcting vertical roller, the rack operation correcting vertical roller is provided with a clamping roller.
In order to further reduce the wear of the rack running correcting vertical roller and the wear of the transmission rack, the clamping roller of the rack running correcting vertical roller is provided with a ball bearing and a rubber pad on the outer part.
In order to facilitate the installation of the ground limiting wheel mechanism on the ground, the ground limiting wheel mechanism is provided with an installation base.
In order to further facilitate the installation of the ground limiting wheel mechanism on the ground, a base of the ground limiting wheel mechanism is provided with an installation hole.
In order to match the running of the ground limiting wheel mechanism and prevent the door plate from derailing, the lower part of the door plate is provided with a limiting track.
By the scheme, the utility model at least has the following advantages: 1. a flexible matching pressing mechanical structure of the transmission gear and the transmission rack is formed by the transmission rack, the rack pull rod and the rack pressing spring; the driving gear and the transmission rack are always kept in a close fit state when being in driving fit, so that the transmission gear and the transmission rack are prevented from jumping off when running, and the reliability of driving running is ensured; the service life of the transmission gear and the transmission rack is prolonged; 2. the swing amplitude of the transmission rack is controlled by matching the operation correction vertical roller with the transmission rack and by clearance fit of the rack fixing seat and the rack pull rod; the mechanical structure can effectively eliminate the influence of the swing of the door panel on the matching of the gear and the rack in the normal operation state of the automatic door switch; the reliability of the automatic door switch is effectively ensured, the abnormal occlusion of the gear and the rack is avoided, and the service lives of the transmission gear and the transmission rack are prolonged; 3. the flexible control of the meshing and pressing control of the transmission gear and the transmission rack and the swing control of the transmission rack effectively ensure the stability and the reliability of the normal state switch driving of the automatic door, thereby improving the reliability and the safety of the automatic door switch and improving the production efficiency; 4. the driving matching is flexible control, so that the normal vibration of the running of the automatic door is effectively absorbed, the influence of the shaking of the automatic door on the driving is effectively reduced, the damage of the abnormal impact of the automatic door on a transmission rack, a transmission gear and a motor can also be effectively reduced, and the service life of the automatic door is prolonged.
Drawings
FIG. 1 is a schematic view of an automatic door drive mechanism;
in the figure: 1. the device comprises a motor speed reducer, 2, a transmission gear, 3, a transmission rack, 4, a rack pull rod, 5, a rack pressing spring, 6, a rack operation correction vertical roller, 7, a stroke detection switch, 8, a ground limiting wheel mechanism, 9, a door panel moving track, 10, a rack fixing seat, 11, a motor fixing plate, 12, a door panel, 13, a door panel moving wheel, 14 and a detection sheet.
Detailed Description
The utility model will be further explained with reference to the drawings.
As shown in figure 1, the automatic door driving mechanism comprises a motor reducer 1, a transmission gear 2, a transmission rack 3, a rack pull rod 4, a rack pressing spring 5, a rack operation correction vertical roller 6, a stroke detection switch 7, a ground limiting wheel mechanism 8, a door plate moving track 9, a rack fixing seat 10, a motor fixing plate 11, a door plate 12, a door plate moving wheel 13 and a detection sheet 14, wherein the motor reducer 1 and the transmission gear 2 are respectively and fixedly arranged at the lower part of the motor fixing plate 11, two motor fixing plates 11 are arranged on the surface of one side of the door plate moving track 9, the two motor fixing plates 11 can be provided with independent driving mechanisms matched with the two door plates 12, so that the two door plates 12 can independently operate when being opened and closed, the stroke detection switches 7 are respectively arranged on the surfaces of the door plate moving tracks 9 on the opposite sides of the two motor fixing plates 11, the door plate moving tracks 9 are respectively connected with the two door plates 12 which are opened oppositely through the door plate moving wheels 13, two rack fixing seats 10 are fixedly installed on the surface of a door plate 12, a transmission rack 3 is movably installed on each rack fixing seat 10 through a rack pull rod 4, a rack pressing spring 5 is sleeved on the rack pull rod 4 between each transmission rack 3 and each rack fixing seat 10, dislocation generated when the door plate 12 swings can be absorbed through the movably installed transmission racks 3, accordingly, the influence on a motor speed reducer 1 is reduced, a transmission gear 2 is meshed with the transmission racks 3, the transmission racks 3 are clamped on the surface of the lower portion of a motor fixing plate 11 through two rack operation correcting vertical rollers 6 installed on a support, the displacement of the transmission racks 3 when the door plate 12 swings can be further reduced through clamping the transmission racks 3 through the two rack operation correcting vertical rollers 6, normal work of the motor speed reducer 1 is effectively guaranteed, detecting pieces 14 are installed on two sides of the upper portion of the door plate 12, and the door plate 12 is connected with a ground limiting wheel mechanism 8 through a sliding rail, so that the swing of door panel 12 is restricted from below.
In order to effectively limit the swing of the transmission rack 3 and reduce the abrasion of the rack operation correction vertical roller 6, the rack operation correction vertical roller 6 is provided with a clamping roller.
In order to further reduce the wear of the rack running correcting vertical rollers 6 and the wear of the driving rack 3, the clamping rollers of the rack running correcting vertical rollers 6 are provided with ball bearings and rubber pads on the outside.
In order to facilitate the installation of the ground limiting wheel mechanism 8 on the ground, the ground limiting wheel mechanism 8 is provided with an installation base.
In order to further facilitate the installation of the ground limiting wheel mechanism 8 on the ground, a base of the ground limiting wheel mechanism 8 is provided with an installation hole.
In order to match the running of the ground limiting wheel mechanism 8 and prevent the door panel 12 from derailing, a limiting track is arranged at the lower part of the door panel 12.
When the automatic door driving mechanism is used, the automatic door driving mechanism is installed, and the automatic door driving mechanism can start to operate when a power supply and corresponding line equipment are switched on.
Has the advantages that: 1. a flexible matching pressing mechanical structure of the transmission gear and the transmission rack is formed by the transmission rack, the rack pull rod and the rack pressing spring; the driving gear and the transmission rack are always kept in a close fit state when being in driving fit, so that the transmission gear and the transmission rack are prevented from jumping off when running, and the reliability of driving running is ensured; the service life of the transmission gear and the transmission rack is prolonged; 2. the swing amplitude of the transmission rack is controlled by matching the operation correction vertical roller with the transmission rack and by clearance fit of the rack fixing seat and the rack pull rod; the mechanical structure can effectively eliminate the influence of the swing of the door panel on the matching of the gear and the rack in the normal operation state of the automatic door switch; the reliability of the automatic door switch is effectively ensured, the abnormal occlusion of the gear and the rack is avoided, and the service lives of the transmission gear and the transmission rack are prolonged; 3. the flexible control of the meshing and pressing control of the transmission gear and the transmission rack and the swing control of the transmission rack effectively ensure the stability and the reliability of the normal state switch driving of the automatic door, thereby improving the reliability and the safety of the automatic door switch and improving the production efficiency; 4. the driving matching is flexible control, so that the normal vibration of the running of the automatic door is effectively absorbed, the influence of the shaking of the automatic door on the driving is effectively reduced, the damage of the abnormal impact of the automatic door on a transmission rack, a transmission gear and a motor can also be effectively reduced, and the service life of the automatic door is prolonged.
Claims (6)
1. An automatic door driving mechanism comprises a motor reducer (1), a transmission gear (2) and a transmission rack (3), and is characterized in that the motor reducer (1) and the transmission gear (2) are respectively and fixedly installed at the lower part of a motor fixing plate (11), two motor fixing plates (11) are installed on the surface of one side of a door plate moving track (9), travel detection switches (7) are respectively installed on the surfaces of the door plate moving tracks (9) on the opposite sides of the two motor fixing plates (11), the door plate moving track (9) is respectively connected with two oppositely-opened door plates (12) through door plate moving wheels (13), two rack fixing seats (10) are fixedly installed on the surfaces of the door plates (12), the transmission rack (3) is respectively and movably installed on the two rack fixing seats (10) through a rack pull rod (4), and a rack pull rod (4) between the transmission rack (3) and the rack fixing seats (10) is sleeved with a rack pressing spring (5), the transmission gear (2) is meshed with the transmission rack (3), the surface of the lower part of the motor fixing plate (11) is provided with two rack operation correction vertical rollers (6) through a support to clamp the transmission rack (3), the two sides of the upper part of the door plate (12) are provided with detection sheets (14), and the door plate (12) is connected with the ground limiting wheel mechanism (8) through a sliding rail.
2. Automatic door driving mechanism according to claim 1, characterized in that the rack-running corrective vertical rollers (6) are equipped with gripping rollers.
3. Automatic door driving mechanism according to claim 1 or 2, characterized in that the clamping rollers of the rack-work correcting rollers (6) are equipped with ball bearings and rubber pads on the outside.
4. Automatic door driving mechanism according to claim 1, characterized in that the ground stop wheel mechanism (8) is equipped with a mounting base.
5. Automatic door driving mechanism according to claim 1 or 4, characterized in that the base of the ground level stop wheel mechanism (8) is provided with mounting holes.
6. The automatic door driving mechanism according to claim 1, wherein the door panel (12) is provided at a lower portion thereof with a stopper rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122800229.1U CN216767082U (en) | 2021-11-16 | 2021-11-16 | Driving mechanism for automatic door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122800229.1U CN216767082U (en) | 2021-11-16 | 2021-11-16 | Driving mechanism for automatic door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216767082U true CN216767082U (en) | 2022-06-17 |
Family
ID=81962796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122800229.1U Active CN216767082U (en) | 2021-11-16 | 2021-11-16 | Driving mechanism for automatic door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216767082U (en) |
-
2021
- 2021-11-16 CN CN202122800229.1U patent/CN216767082U/en active Active
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