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CN-224228594-U - Driving mechanism and electric roller shutter

CN224228594UCN 224228594 UCN224228594 UCN 224228594UCN-224228594-U

Abstract

The utility model belongs to the technical field of pick-up automobiles, and particularly relates to a driving mechanism and an electric roller shutter, wherein the driving mechanism comprises a driving unit, the driving unit comprises a motor, a speed reducer and a transmission shaft which penetrates through the speed reducer, and the motor is in transmission connection with the transmission shaft through the speed reducer; the driving gear and the driven gear are arranged on one side of the supporting piece side by side and are in transmission connection through the synchronous belt, a plurality of internal teeth matched with the gear set are circumferentially arranged on the inner side of the synchronous belt, one end of the transmission shaft penetrates through the supporting piece to be fixed with the driving gear, a plurality of external teeth are circumferentially arranged on the outer side of the synchronous belt and used for driving the rolling shutter blade to move, and the rolling shutter blade is supported on the synchronous belt through the driving gear and the driven gear, so that double-side double-wheel driving of the rolling shutter blade is achieved, the bearing capacity can be effectively improved, and the driving efficiency is high, the stability is strong, and noise and vibration are small.

Inventors

  • Hua Jingpeng
  • DU FANGRUI
  • ZHANG YUMING
  • LI DAWEI

Assignees

  • 贵州驰助智能科技有限公司

Dates

Publication Date
20260512
Application Date
20250603

Claims (9)

  1. 1. The utility model provides a drive mechanism, includes drive unit, drive unit includes motor (1), reduction gear (2) and runs through transmission shaft (3) that the reduction gear set up, and motor (1) is connected with transmission shaft (3) transmission through reduction gear (2), its characterized in that still includes drive unit, and drive unit includes: A support (4); the gear set comprises a driving gear (5) and a driven gear (6) which are arranged on one side of the supporting piece (4) in parallel, and are in transmission connection with each other through a synchronous belt (7), and a plurality of inner teeth matched with the gear set are circumferentially arranged on the inner side of the synchronous belt (7); one end of the transmission shaft (3) penetrates through the supporting piece (4) and is fixed with the driving gear (5); Wherein, a plurality of external tooth teeth are circumferentially distributed on the outer side of the synchronous belt (7) and are used for driving the rolling shutter blades (16) to move; Wherein, the rolling shutter blade (16) is supported on the synchronous belt (7) through the driving gear (5) and the driven gear (6).
  2. 2. A driving mechanism according to claim 1, characterized in that the middle part of the driving gear (5) is provided with a through hole I (8) into which the transmission shaft (3) extends, and one end of the transmission shaft (3) penetrates through the through hole I (8) and is sleeved and fixed with the driving gear (5).
  3. 3. A drive mechanism as claimed in claim 1, wherein: The support (4) also comprises a support shaft (10) which is arranged on the support (4) and is used for supporting the driven gear; Wherein, a through hole II (11) into which the supporting shaft (10) extends is arranged in the middle of the driven gear (6).
  4. 4. A drive mechanism according to claim 3, characterized in that a bearing one is provided between the support shaft (10) and the driven gear (6).
  5. 5. An electric roller shutter comprising the driving mechanism according to any one of claims 1 to 4, a rail (15), a roller shutter blade (16) and a side plate (17) mounted on one side of the rail (15); Two side plates (17) and two tracks (15) are respectively arranged, two ends of the roller shutter blade (16) slide on the two tracks (15), and an annular structure for winding the roller shutter blade (16) is arranged on the side plates (17); The transmission unit is arranged on the side plate (17), and further comprises: the limiting plate (19) is fixedly arranged between the two rails (15) and is positioned above the transmission unit; A cover plate (20), wherein a cover plate (20) is arranged on one end cover of the track (15) along the length direction, and the cover plate (20) is adjacent to the side plate (17); Wherein, the inboard fixed mounting of apron (20) is to blade stopper (21) that hold-in range (7) top extends, and the interval is formed with the guide area that supplies rolling slats (16) to pass through between blade stopper (21) and hold-in range (7).
  6. 6. An electric roller shutter according to claim 5, characterized in that there are two transmission units, which are mounted on the two side plates (17), respectively; The motor (1) and the speed reducer (2) are arranged on one side plate (17), and two ends of the transmission shaft (3) are respectively fixed with driving gears (5) of the two transmission units.
  7. 7. An electric roller shutter according to claim 6, characterized in that the support (4) is provided with a receiving area spaced from the side plates (17) for limiting the gear sets and the timing belt (7) to the side plates (17).
  8. 8. The motorized roller shade according to claim 7, further comprising a first limiting aperture (211); And the side plate (17) is provided with a first limiting hole (211) and a second limiting hole (22) for inserting the transmission shaft (3) and the support shaft (10) respectively, and the first limiting hole and the second limiting hole (22) are used for axially limiting the transmission shaft (3) and the support shaft (10).
  9. 9. An electric roller shutter according to claim 8, characterized in that a second bearing (23) is arranged between the transmission shaft (3) and the first limiting hole (211), and a convex ring part which extends into the first limiting hole (211) and is abutted with the second bearing (23) is arranged at one end of the driving gear (5).

Description

Driving mechanism and electric roller shutter Technical Field The utility model relates to the technical field of driving mechanisms, electric roller shutters and pick-up cards. Background As a truck with a cargo area, the demand for the pick-up by consumers is increasing, especially for the cargo area function of the pick-up. Conventional pick-up boxes are open in area and exposed to air, and pick-up roller shades are typically assembled on the boxes to protect the contents of the boxes from weather elements such as sunlight and rain. At present, the two side edges of the leather card roller shutter on the market mostly adopt a single-wheel driving mode to drive the roller shutter to stretch, and although the leather card roller shutter has the advantages of simplicity, economy, convenience and the like, the leather card roller shutter also has some limitations which possibly influence the use experience, especially the stability, the bearing capacity and the long-term durability of the roller shutter. Therefore, there is a need to provide a new driving mechanism for a pick-up roller shutter Disclosure of utility model In view of the shortcomings of the prior art, an object of the present utility model is to provide a driving mechanism to solve the above-mentioned problems. The technical scheme of the utility model is realized by that the driving mechanism comprises a driving unit, wherein the driving unit comprises a motor, a speed reducer and a transmission shaft which penetrates through the speed reducer, and the motor is in transmission connection with the transmission shaft through the speed reducer, and the driving mechanism is characterized by further comprising a transmission unit, wherein the transmission unit comprises: A support; the gear set comprises a driving gear and a driven gear which are arranged on one side of the supporting piece in parallel and are in transmission connection with each other through a synchronous belt, and a plurality of internal teeth matched with the gear set are circumferentially arranged on the inner side of the synchronous belt; One end of the transmission shaft penetrates through the supporting piece and is fixed with the driving gear; Wherein, a plurality of external tooth teeth are arranged to hold-in range outside circumference for drive rolling slats and move. Wherein, the rolling shutter blade is supported on the synchronous belt through the driving gear and the driven gear. Further, a first through hole into which the transmission shaft extends is formed in the middle of the driving gear, and one end of the transmission shaft penetrates through the first through hole and is sleeved and fixed with the driving gear. Further, the support further includes: The support shaft is arranged on the support piece and used for supporting the driven gear; Wherein, the driven gear middle part has offered the through-hole second that supplies the back shaft to stretch into. Further, a first bearing is sleeved between the support shaft and the driven gear. The application also provides an electric roller shutter, which comprises a rail, roller shutter blades and a side plate arranged on one side of the rail, wherein the driving mechanism is arranged on the rail; the two ends of the rolling shutter blade slide on the two rails, and the side plate is provided with an annular structure for winding the rolling shutter blade; The transmission unit is arranged on the side plate and also comprises a limiting plate which is fixedly arranged between the two rails and is positioned above the transmission unit; the cover plate is arranged on one end cover of the track along the length direction of the track, and the cover plate is adjacent to the side plate; The inner side of the cover plate is fixedly provided with a blade limiting block extending to the upper side of the synchronous belt, and a guide area for passing through the roller shutter blade is formed between the blade limiting block and the synchronous belt at intervals. Further, two transmission units are arranged and are respectively arranged on the two side plates, wherein the motor and the speed reducer are arranged on one side plate, and two ends of the transmission shaft are respectively fixed with driving gears of the two transmission units. Further, an accommodating area is formed between the supporting piece and the side plate at intervals and used for limiting the gear set and the synchronous belt on the side plate. The device further comprises a first limiting hole and a second limiting hole, wherein the first limiting hole and the second limiting hole for inserting the transmission shaft and the support shaft are respectively formed in the side plate, and the first limiting hole and the second limiting hole are used for axially limiting the transmission shaft and the support shaft. Further, a second bearing is arranged between the transmission shaft and the first limiting hole, and one end of the driving gear is