CN210563998U - Driving mechanism for electric outward swinging door - Google Patents
Driving mechanism for electric outward swinging door Download PDFInfo
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- CN210563998U CN210563998U CN201920562486.6U CN201920562486U CN210563998U CN 210563998 U CN210563998 U CN 210563998U CN 201920562486 U CN201920562486 U CN 201920562486U CN 210563998 U CN210563998 U CN 210563998U
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- unlocking
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Abstract
The utility model discloses a driving mechanism for an electric swing door, which comprises a driving component, wherein the driving component is connected with a reduction box component, and the reduction box component is provided with an output shaft for connecting a rotating arm component of a door system; the driving assembly comprises a motor support and a lower mounting plate, the motor support is provided with a driving motor assembly and a lock catch mounting plate assembly, the lower mounting plate is provided with an unlocking support and a fixed unlocking block, the unlocking support is connected with a reset component, the lower mounting plate is connected with the motor support, and the motor support can rotate relative to the lower mounting plate. The utility model discloses mainly use at passenger train door system, it has that obstacle detection sensitivity is high, abrupt slope switch door ability reinforce, compact structure, and the equipment is convenient, and has a great deal of advantages such as self-locking function, and the security is high.
Description
Technical Field
The utility model relates to a traffic equipment field specifically is an electronic driving mechanism for swinging door outward.
Background
The existing outward swinging door has two modes of pneumatic and electric, is mainly applied to a passenger car door system, and has the following defects: 1. the pneumatic outward swinging door is not stable under the influence of an air source, the noise is large in the door opening and closing process, the anti-clamping function is easy to lose efficacy, and certain potential safety hazards exist; 2. the cylinder driving is that electricity is converted into gas, and then the gas is converted into kinetic energy, so that certain energy waste exists; 3. the problem that the door cannot be normally opened and closed under the working condition of the steep slope influences the safety of passengers.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: in order to overcome the defects existing in the prior art, the utility model provides a driving mechanism for an electric outward swinging door.
The technical scheme is as follows: in order to solve the technical problem, the driving mechanism for the electric swing door comprises a driving assembly and a reduction box assembly, wherein the driving assembly is fixedly connected with the reduction box assembly; the driving assembly comprises a motor support and a lower mounting plate, the motor support is provided with a driving motor assembly and a lock catch mounting plate assembly, the lower mounting plate is provided with an unlocking support and a fixed unlocking block, the unlocking support is connected with a reset component, the lower mounting plate is connected with the motor support, and the motor support can rotate relative to the lower mounting plate.
Wherein, set up big space ring on the output shaft of speed reduction box subassembly, be provided with spacing subassembly and switch module on the upper plate of speed reduction box subassembly.
The switch assembly comprises a switch mounting plate, and a relevant in-place switch, a lock in-place switch and a steel ball are arranged on the switch mounting plate.
The driving motor assembly comprises a driving motor, a motor gear and a deep groove ball bearing are arranged on an output shaft of the driving motor, and a gear space ring is arranged between the deep groove ball bearing and the motor gear.
The driving motor of the driving motor assembly is a worm gear and worm speed reducing motor, and the lead angle of meshing of a worm gear and a worm is less than 3.5 degrees.
The unlocking assembly is connected with the lower mounting plate through a shaft sleeve, and the unlocking support is sleeved on the shaft sleeve and can freely rotate around the shaft sleeve; one end of the fixed unlocking block is fixed on the lower mounting plate through a screw, and the other end of the fixed unlocking block penetrates through a special-shaped hole of the motor support, so that the swing range of the motor support is limited, and meanwhile, a supporting effect is provided.
The reduction box body is also provided with a second-stage pinion and a bull gear which are coaxially arranged, and the second-stage pinion is meshed with the second-stage bull gear; a pressure plate is also arranged in the reduction box body.
Wherein, the output shaft of reduction gear box subassembly is spline lead screw axle.
Wherein, the reset component is an extension spring, one end of the reset component is sleeved on the lower mounting plate, and the other end of the reset component is connected with the unlocking support.
Wherein, the unblock support is connected wire rope.
Has the advantages that: the utility model discloses following beneficial effect has:
the utility model discloses an electronic outer driving mechanism for swing door, it mainly uses at passenger train door system, it has spare part few, compact structure, the equipment is convenient, and a great deal of advantages such as self-locking function have, therefore, the security is high, can solve present outer swing door operation unstability, prevent the shortcoming of the easy inefficacy of clamp function, and compare pneumatic inner swing door more the energy can be saved, small in noise can promote the travelling comfort by bus, can solve the problem of unable normal switch door under the present outer swing door abrupt slope state, compare with present outer swing door and open the door function of closing under special operating mode more reliably.
Drawings
Fig. 1 is a schematic structural view of the electric outward swinging door of the present invention;
FIG. 2 is a schematic structural view of a driving mechanism;
FIG. 3 is a schematic structural diagram of a driving assembly;
FIG. 4 is a schematic structural view of the unlocking assembly;
FIG. 5 is a schematic view of the unlocking bracket and the reset device on the lower mounting plate in a normal operating condition;
FIG. 6 is a schematic view of the unlocking bracket and the reset device on the lower mounting plate in the manually unlocked state;
FIG. 7 is a schematic diagram of the gearbox assembly;
FIG. 8 is a schematic structural view of a drive motor assembly;
FIG. 9 is a schematic structural view of a switch assembly;
FIG. 10 is a schematic view of the structure of the boom assembly connected to the output shaft of the drive assembly;
FIG. 11 is a schematic structural view of the unlocking assembly;
FIG. 12 is a schematic view of the construction of the lock stop mounting plate assembly;
fig. 13 is a schematic view of the output shaft of the drive assembly engaged with the tumbler assembly.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 2, the present invention includes a driving assembly 14, a reduction box assembly 15, a mounting backplate 16, a switch assembly 17, a large space ring 18, a limiting assembly 19, and a door controller 20. The driving component 14 is connected with the reduction box component 15 through screws; the output shaft 30 of the reduction box assembly 15 is provided with a large space ring 18 for supporting the rotating arm assembly 2; the limiting component 19 and the switch component 17 are respectively arranged on an upper bottom plate 31 of the reduction gearbox component 15 through screws; the reduction gearbox assembly 15 is connected to the mounting backplate 16 by screws. The door system realizes the functions of opening, closing, preventing clamping and the like of the door system through the door controller 20.
As shown in fig. 3, the driving assembly 14 includes a driving motor assembly 21, a lower mounting plate 22, a reset component 23, a fixed unlocking block 24, an unlocking assembly 25, a lock catch mounting plate assembly 26, and a motor bracket 27. The driving motor assembly 21 and the lock catch mounting plate assembly 26 are respectively mounted on the motor bracket 27 through screws; the motor bracket 27 is sleeved on the pin shaft of the lower mounting plate 22 through clearance fit, the nut at the end part is tight, and the motor bracket can freely rotate around the pin shaft. The return member 23 may employ an extension spring.
As shown in fig. 4, the unlocking assembly 25 is connected with the lower mounting plate 22 through a shaft sleeve 48 and is screwed tightly, and the unlocking bracket 49 is sleeved on the shaft sleeve 48 and can freely rotate around the shaft sleeve 48; one end of the reset component 23 is sleeved on the lower mounting plate 22, and the other end is sleeved on a screw at the tail end of the unlocking component 25; one end of the fixed unlocking block 24 is fixed on the lower mounting plate 22 by a screw, and the other end of the fixed unlocking block passes through a special-shaped hole of the motor bracket 27, so that the swinging range of the motor bracket 27 is limited, and meanwhile, a supporting function is provided.
As shown in fig. 5, in a normal working state, the unlocking bracket 49 is tangent to the deep groove ball bearing 42 under the action of the reset component 23, and pushes the motor gear 44 to be meshed with the large gear 35.
As shown in fig. 6, in an emergency, the emergency unlocking device is operated to pull the steel wire rope, so that the unlocking bracket 49 is separated from the deep groove ball bearing 42, and the unlocking bracket 49 pushes the lock catch mounting plate assembly 26, so that the motor bracket 27 rotates around the pin shaft, and the motor gear 44 is separated from the large gear 35.
As shown in fig. 7, the reduction box assembly 15 includes a reduction box 28, a deep groove ball bearing 29, an output shaft 30, an upper bottom plate 31, a deep groove ball bearing 32, a pressing plate 33, a secondary pinion 34, a bull gear 35, and a secondary bull gear 36. The output shaft 30 is arranged on the reduction box body 28 through a deep groove ball bearing 29 and is connected with a secondary bull gear 36 through a rectangular spline; the secondary pinion 34 is arranged on the reduction box body 28 through a deep groove ball bearing 32 and is meshed with the secondary bull gear 36; the large gear 35 is fixedly connected with the secondary small gear 34 through screws; the pressure plate 33 is connected with the reduction box body 28 through screws, and provides a reinforcing support function for the connection of the reduction box body 28 and the mounting back plate 16.
As shown in fig. 8, the driving motor assembly 21 includes a driving motor 41, a deep groove ball bearing 42, a gear spacer 43, and a motor gear 44. The deep groove ball bearing 42, the gear spacer 43 and the motor gear 44 are sequentially fixed on an output shaft of the driving motor 41.
As shown in fig. 9, the switch assembly 17 includes a close-in-place switch 37, a lock-in-place switch 38, a steel ball 39, and a switch mounting plate 40. The switch in-place switch 37 and the lock in-place switch 38 are respectively arranged on the switch mounting plate 40 through screws; the steel ball 39 is mounted in a hole of the switch mounting plate 40 and is in contact with the in-position closing switch 37 and the in-position locking switch 38 respectively.
As shown in fig. 11, the unlocking assembly 25 includes a boss 48 and an unlocking bracket 49. The unlocking bracket 49 is mounted on the shaft sleeve 48 through screws, the unlocking bracket 49 and the shaft sleeve 48 are in clearance fit, and the unlocking bracket 49 can freely rotate around the shaft sleeve 48.
As shown in fig. 12, the lock retainer mounting plate assembly 26 includes a lock retainer mounting plate 50 and an inner hexagonal tapered end set screw 51, which are connected by screws.
As shown in fig. 13, the driving mechanism 1 of the present invention is connected to the column assembly 46 of the rotating arm assembly 2 through the output shaft 30, and the screw transmission is performed between the two.
As shown in figure 1, when in use, the utility model is connected with the electric outward swinging door. The utility model is fixed on the vehicle body through the mounting back plate 16, and is connected with the rotating arm component 2 on the door leaf 4 through the output shaft 30, and the output shaft 30 is a spline screw shaft; the top bracket component 3 is fixedly connected with the vehicle body through a screw and is in clearance fit with the upright column 46 of the rotating arm component 2, so as to provide guiding and limiting functions for lifting the door leaf 4; the door leaf 4 is provided with an upper bracket 5, a lower bracket 6 and a balance bracket 11, is hinged with the rotating arm assembly 2 through the upper bracket 5 and the lower bracket 6, and is hinged with a balance rod assembly 10 through the balance bracket 11; the stepping lower balance bracket 12 is fixedly connected with the vehicle body through screws and is hinged with the balance bar component 10.
As shown in fig. 10, the electric swing out door system includes a rocker assembly 2, and the rocker assembly 2 includes a switch trigger ring 45, a pillar assembly 46, and a rocker arm 47. The switch trigger ring 45 is fixedly connected with the upright post assembly 46 through self-provided threads; the swivel arm 47 is fixedly connected with the pillar assembly 46 by a screw.
The working principle of the utility model is as follows:
opening the door:
1. when the door is in a closed state, the motor gear 44 is meshed with the large gear 35; the motor gear 44 rotates forward to drive the meshed gearwheel 35, so as to drive the secondary pinion 34 fixedly connected with the gearwheel 35 to rotate, then drive the secondary gearwheel 36 meshed with the secondary pinion 34, and finally drive the output shaft 30 connected with the secondary gearwheel 36 through a rectangular spline to rotate;
2. the output shaft 30 rotates to drive the rotating arm assembly 2 to displace downwards, and the rotating arm assembly 2 stops descending until contacting the large space ring 18, the axial freedom of the screw transmission is limited, so that the rotation is executed, and the rotating arm assembly 2 is driven to rotate;
3. the door leaf 4 performs a door opening operation as the boom assembly 2 rotates.
4. After the door leaf 4 is opened to a certain position, the door controller 20 controls the driving motor 41 to stop rotating and automatically lock, and the door closing action is completed.
Closing the door:
1. when the door is in an open state, the motor gear 44 is meshed with the large gear 35; the motor gear 44 rotates reversely to drive the meshed gearwheel 35, so as to drive the secondary pinion 34 fixedly connected with the gearwheel 35 to rotate, then drive the secondary gearwheel 36 meshed with the secondary pinion 34, and finally drive the output shaft 30 connected with the secondary gearwheel 36 through a rectangular spline to rotate;
2. the output shaft 30 rotates to drive the rotating arm assembly 2 to rotate until the door leaf 4 is closed to a specified position, the switch trigger ring 45 triggers the in-place switch 37 in the switch assembly 17, at the moment, the rotational freedom degree of the screw transmission pair is limited, linear motion is executed, the rotating arm assembly 2 and the door leaf 4 are pushed to be lifted upwards, and the door leaf 4 executes locking action;
3. after the door lock is in place, the switch trigger ring 45 triggers the lock in place switch 38 in the switch assembly, and the door controller 20 controls the driving motor 41 to stop rotating and automatically lock, so that the door closing action is completed.
The anti-pinch function is as follows:
the door control system judges according to the current and the position of the door leaf, and performs anti-pinch action; the clamping force is controlled according to the change of the current, so that small-size obstacle detection is realized, passengers are effectively prevented from being injured by clamping, and the safety is improved;
locking in the whole process:
the driving motor assembly 21 is a worm gear and worm speed reducing motor, the lead angle of meshing of a worm gear and a worm is less than 3.5 degrees, the self-locking function is realized, and the automatic locking can be realized at any position during opening and closing;
manual door opening emergency unlocking:
1. when the door is in a closed state, the emergency unlocking device is operated to pull the steel wire rope, so that the unlocking support 49 is separated from the deep groove ball bearing 42 on the output shaft of the driving motor 41, the unlocking support 49 pushes the locking and blocking mounting plate assembly 26 fixedly connected with the motor support 27, and the motor support 27 rotates around the pin shaft on the lower mounting plate 22, so that the motor gear 44 is separated from the large gear 35 and becomes a disengaged state;
2. the door leaf 4 is manually operated to complete the door opening action.
Manually closing the door:
1. when the door is in an open state, the emergency unlocking device is operated to pull the steel wire rope, so that the unlocking support 49 is separated from the deep groove ball bearing 42 on the output shaft of the driving motor 41, the unlocking support 49 pushes the lock catch mounting plate assembly 26 fixedly connected with the motor support 27, and the motor support 27 rotates around the pin shaft on the lower mounting plate 22, so that the motor gear 44 is separated from the large gear 35 and becomes a disengaged state;
2. the door 4 is manually operated to complete the door closing operation.
The utility model has the advantages that:
1. the intelligent current + door leaf position is from preventing the extrusion mode of judging, and the in-process of opening, closing the door presss from both sides the barrier, and motor current changes, and door control system judges according to the current change, prevents pressing from both sides the action, and prevents according to the change control of current that the power size is prevented pressing from both sides, realizes that small-size obstacle detects, effectively avoids pressing from both sides hindering the passenger, improves the security.
2. Actuating mechanism is from taking intelligent stop device, realizes that the door leaf promotes the action and judges certainly, possesses under the abrupt slope state normally open, the function of closing the door, and stop device adopts split type design, triggers ring sum round pin axle and installs respectively on the support of difference, through taking the tapering boss to realize the end face contact, triggers ring circumference and has the breach.
3. In the driving mechanism, the unlocking mechanism realizes the functions of manual unlocking and self-resetting through a swing rod cam structure, a locking structure and a tension spring. The unlocking support is separated from the motor bearing through the swing rod cam mechanism, manual unlocking of the mechanism is achieved, and automatic resetting of the unlocking mechanism is achieved through the tension spring.
4. The driving mechanism adopts a modular design, has few parts, compact structure, convenient assembly and good adaptability.
5. The worm gear reducer has a self-locking function, locking reliability can be guaranteed, and mechanism stability is good.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (10)
1. The utility model provides an electronic outer actuating mechanism for swing door which characterized in that: the device comprises a driving component (14) and a reduction gearbox component (15), wherein the driving component (14) is fixedly connected with the reduction gearbox component (15); the driving assembly (14) comprises a motor support (27) and a lower mounting plate (22), a driving motor assembly (21) and a lock baffle mounting plate assembly (26) are arranged on the motor support (27), an unlocking support (49) and a fixed unlocking block (24) are arranged on the lower mounting plate (22), the unlocking support (49) is connected with a reset component (23), the lower mounting plate (22) is connected with the motor support (27), and the motor support (27) can rotate relative to the lower mounting plate (22).
2. The drive mechanism for an electric swing-out door according to claim 1, wherein: a large space ring (18) is arranged on an output shaft (30) of the speed reduction box assembly (15), and a limiting assembly (19) and a switch assembly (17) are arranged on an upper base plate (31) of the speed reduction box assembly (15).
3. The drive mechanism for an electric swing-out door according to claim 2, wherein: the switch assembly (17) comprises a switch mounting plate (40), and a related in-place switch (37), a lock in-place switch (38) and a steel ball (39) are arranged on the switch mounting plate (40).
4. The drive mechanism for an electric swing-out door according to claim 1, wherein: the driving motor assembly (21) comprises a driving motor (41), a motor gear (44) and a deep groove ball bearing (42) are arranged on an output shaft of the driving motor (41), and a gear spacing ring (43) is arranged between the deep groove ball bearing (42) and the motor gear (44).
5. The drive mechanism for an electric swing-out door according to claim 4, wherein: the driving motor (41) of the driving motor assembly (21) is a worm gear and worm speed reduction motor, and the lead angle of meshing of a worm gear and a worm is less than 3.5 degrees.
6. The drive mechanism for an electric swing-out door according to claim 1, wherein: the unlocking assembly (25) is connected with the lower mounting plate (22) through a shaft sleeve (48), and the unlocking support (49) is sleeved on the shaft sleeve (48) and can freely rotate around the shaft sleeve (48); one end of the fixed unlocking block (24) is fixed on the lower mounting plate (22) by a screw, and the other end of the fixed unlocking block passes through a special-shaped hole of the motor bracket (27), so that the swinging range of the motor bracket (27) is limited, and meanwhile, a supporting function is provided.
7. The drive mechanism for an electric swing-out door according to claim 1, wherein: the reduction box assembly (15) comprises a reduction box body (28), an output shaft (30) is arranged in the reduction box body, a secondary large gear (36) is arranged on the output shaft (30), a secondary small gear (34) and a large gear (35) which are coaxially arranged are further arranged on the reduction box body (28), and the secondary small gear (34) is meshed with the secondary large gear (36); a pressure plate (33) is also arranged in the reduction box body (28).
8. The drive mechanism for an electric swing-out door according to claim 1, wherein: an output shaft (30) of the speed reducing box assembly (15) is a spline screw shaft.
9. The drive mechanism for an electric swing-out door according to claim 1, wherein: the reset component (23) is an extension spring, one end of the reset component is sleeved on the lower mounting plate (22), and the other end of the reset component is connected with the unlocking support (49).
10. The drive mechanism for an electric swing-out door according to claim 1, wherein: the unlocking bracket (49) is connected with a steel wire rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920562486.6U CN210563998U (en) | 2019-04-24 | 2019-04-24 | Driving mechanism for electric outward swinging door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920562486.6U CN210563998U (en) | 2019-04-24 | 2019-04-24 | Driving mechanism for electric outward swinging door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210563998U true CN210563998U (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920562486.6U Active CN210563998U (en) | 2019-04-24 | 2019-04-24 | Driving mechanism for electric outward swinging door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210563998U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110080647A (en) * | 2019-04-24 | 2019-08-02 | 南京康尼机电股份有限公司 | A kind of electric exterior swing door driving mechanism |
-
2019
- 2019-04-24 CN CN201920562486.6U patent/CN210563998U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110080647A (en) * | 2019-04-24 | 2019-08-02 | 南京康尼机电股份有限公司 | A kind of electric exterior swing door driving mechanism |
| CN110080647B (en) * | 2019-04-24 | 2024-03-22 | 南京康尼机电股份有限公司 | Driving mechanism for electric outward swinging door |
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