CN211950073U - Unlocking device of driving mechanism of inner swing door - Google Patents
Unlocking device of driving mechanism of inner swing door Download PDFInfo
- Publication number
- CN211950073U CN211950073U CN201922251312.0U CN201922251312U CN211950073U CN 211950073 U CN211950073 U CN 211950073U CN 201922251312 U CN201922251312 U CN 201922251312U CN 211950073 U CN211950073 U CN 211950073U
- Authority
- CN
- China
- Prior art keywords
- idler wheel
- lock catch
- tension spring
- component
- gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Lock And Its Accessories (AREA)
Abstract
The utility model discloses an unlocking device of an inner swing door driving mechanism, which comprises a mounting seat, a big gear, an idler wheel component, a tension spring, a lock catch component, a cylinder and a motor gear shaft; the large gear is meshed with the idler wheel assembly and is fixed on the mounting seat; one side of the tension spring is fixed on the idler wheel component, and the other side of the tension spring is fixed on the mounting seat; one side of the lock catch component is connected with the idler wheel component, and the other side of the lock catch component is connected with the air cylinder; the motor gear shaft is meshed with the idle wheel assembly; the cylinder, the lock catch assembly and the motor gear shaft are all fixed on the mounting seat assembly; the utility model discloses an idle wheel swing off-going form indirectly realizes the actuating mechanism separation and reunion, avoids the motor to swing, and the unblock is more reliable, stable, and the security is higher.
Description
Technical Field
The utility model relates to a bus door pump, in particular to unlocking device of driving mechanism of inner swing door.
Background
The power of the existing double-open inner swinging door mainly comprises pneumatic power and electric power, the unlocking mode of the existing pneumatic inner swinging door mainly realizes unlocking through the recovery of a telescopic rod of an air cylinder, and the existing double-open inner swinging door has the defects of slow response, unreliable unlocking and the like; the existing unlocking mode of the electric inner swing door mainly comprises the following steps: firstly, the unlocking is realized by separating a motor gear from a driven gear, and the unlocking mode depends on the movement of a motor, so that the service life of the motor is influenced; secondly, a disc spring gold-pressing cam type operating mechanism is adopted, the unlocking form is complex in structure and high in failure hidden danger; and thirdly, the release of the worm and the worm wheel is realized by adopting the tension spring and the release pin, the structure of the form is simple, but the locking is realized by depending on the tension spring, and the failure hidden danger is high.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model provides an interior swing door actuating mechanism's unlocking device that locking performance is high, the unblock is convenient and reliable, the security performance is high.
The technical scheme is as follows: an unlocking device of an inner swing door driving mechanism comprises a mounting seat, a large gear, an idler wheel assembly, a tension spring, a lock catch assembly, a cylinder and a motor gear shaft; the idler wheel assembly comprises a first idler wheel, a second idler wheel, a bracket and a screw; the lock catch component comprises a lock catch pressure plate, a lock catch pin shaft and a rolling bearing; the lock catch pressure plate is arranged on the lock catch pin shaft and can rotate around the lock catch pin shaft; the large gear is meshed with the second idle gear in a working state and is separated from the second idle gear in an unlocking state; the second idle wheel is meshed with the first idle wheel; one side of the tension spring is connected with the idler wheel assembly, and the other side of the tension spring is connected with the mounting seat; and one side of the lock blocking pressure plate is provided with a rolling bearing, the rolling bearing is in contact fit with the support, and the other side of the lock blocking pressure plate is in contact fit with the air cylinder.
Furthermore, the second idler wheel and the first idler wheel are fixed on the mounting seat through a support and can rotate along with the support.
Furthermore, one side of the tension spring is connected with the idler wheel component through a screw, and the other side of the tension spring is connected with the mounting seat through a tension spring pin shaft.
Furthermore, the bull gear is fixed on the mount pad through the drive shaft to can rotate around self axis.
Furthermore, the bracket is provided with a motor gear shaft which is meshed with the first idle wheel.
Has the advantages that: compared with the prior art, the utility model discloses there is following effect that is showing: (1) the emergency unlocking adopts an idler wheel swinging and disengaging mode, the clutch of the driving mechanism is indirectly realized, the swinging of the motor is avoided, the unlocking is more reliable and stable, and the safety is higher; (2) and the lever force-increasing mechanism overcomes the acting force of the tension spring to realize reliable locking under the action of the thrust of the cylinder.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the locking state of the present invention;
fig. 3 is a schematic view of the unlocking state of the present invention;
FIG. 4 is a schematic view of an idler assembly;
fig. 5 is a schematic structural view of the lock catch assembly.
Detailed Description
As shown in fig. 1, 4 and 5, an unlocking device of a driving mechanism of a swinging-in door comprises a mounting seat 1, a gearwheel 2, an idler wheel component 3, a tension spring 4, a lock catch component 6, a cylinder 7 and a motor gear ring 8; the idler assembly 3 comprises a first idler 301, a second idler 302, a bracket 303 and a screw 304; the second idler pulley 302 and the first idler pulley 301 are both fixed on the mounting base 1 through a bracket 303; the lock catch assembly 6 comprises a lock catch pressure plate 601, a lock catch pin shaft 602 and a rolling bearing 603; the lock catch pressure plate 601 is arranged on the lock catch pin shaft 602 and can rotate around the lock catch pin shaft 602; the bull gear 2 is fixed on the mounting base 1 through a driving shaft, meshed with the second idle gear 302 in a working state and separated from the second idle gear 302 in an unlocking state; the second idle gear 302 is meshed with the first idle gear 301; one side of the tension spring 4 is connected with the idler wheel component 3 through an inner screw 304, and the other side of the tension spring is connected with the mounting seat 1 through a tension spring pin shaft 5; one side of the lock blocking pressure plate is in contact fit with the bracket 303 through a rolling bearing 603 on the lock blocking pressure plate 601, and the other side of the lock blocking pressure plate is in contact fit with the air cylinder 7.
As shown in fig. 2, when the door is in a closed state, the air cylinder 7 is filled with air, so that the lock blocking plate 601 is pushed to enable the rolling bearing 603 at the other end to act on the bracket 303, the acting force of the tension spring 4 is overcome, the second idler wheel 302 is further pushed to be meshed with the large gear 2, and the lock blocking assembly 6 and the bracket 303 in the idler wheel assembly 3 form a boosting lever mechanism to realize reliable locking.
As shown in fig. 3, in an emergency, the air cylinder 7 is de-energized, the air cylinder retracts, and under the action of the tension spring 4, the idler wheel assembly 3 rotates around the center of the motor gear shaft 8, so that the second idler wheel 302 is disengaged from the large gear 2, and the unlocking is realized.
Claims (5)
1. The utility model provides an unlocking device of interior swing door actuating mechanism which characterized in that: the device comprises a mounting seat (1), a large gear (2), an idler wheel component (3), a tension spring (4), a lock catch component (6), a cylinder (7) and a motor gear shaft (8); the idler wheel assembly (3) comprises a first idler wheel (301), a second idler wheel (302), a bracket (303) and a screw (304); the lock catch component (6) comprises a lock catch pressure plate (601), a lock catch pin shaft (602) and a rolling bearing (603); the lock catch pressure plate (601) is arranged on the lock catch pin shaft (602) and can rotate around the lock catch pin shaft (602); the bull gear (2) is meshed with the second idle gear (302) in a working state and is separated from the second idle gear (302) in an unlocking state; the second idle gear (302) is meshed with the first idle gear (301); one side of the tension spring (4) is connected with the idler wheel component (3), and the other side of the tension spring is connected with the mounting seat (1); and one side of the lock blocking pressure plate (601) is provided with a rolling bearing (603), the rolling bearing (603) is in contact fit with the bracket (303), and the other side of the lock blocking pressure plate (601) is in contact fit with the cylinder (7).
2. The unlocking device of the inner swing door driving mechanism according to claim 1, wherein: the second idler wheel (302) and the first idler wheel (301) are fixed on the mounting base (1) through a support (303) and can rotate along with the support (303).
3. The unlocking device of the inner swing door driving mechanism according to claim 1, wherein: one side of the tension spring (4) is connected with the idler wheel component (3) through a screw (304), and the other side of the tension spring is connected with the mounting seat (1) through a tension spring pin shaft (5).
4. The unlocking device of the inner swing door driving mechanism according to claim 1, wherein: the bull gear (2) is fixed on the mounting base (1) through the driving shaft and can rotate around the axis of the bull gear.
5. The unlocking device of the inner swing door driving mechanism according to claim 1, wherein: the bracket (303) is provided with a motor gear shaft (8) and is meshed with the first idle gear (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922251312.0U CN211950073U (en) | 2019-12-16 | 2019-12-16 | Unlocking device of driving mechanism of inner swing door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922251312.0U CN211950073U (en) | 2019-12-16 | 2019-12-16 | Unlocking device of driving mechanism of inner swing door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211950073U true CN211950073U (en) | 2020-11-17 |
Family
ID=73175680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922251312.0U Active CN211950073U (en) | 2019-12-16 | 2019-12-16 | Unlocking device of driving mechanism of inner swing door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211950073U (en) |
-
2019
- 2019-12-16 CN CN201922251312.0U patent/CN211950073U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107386860B (en) | Driving device for inner swing door | |
| CN112211924B (en) | Electronic mechanical drum brake integrating traveling and parking braking functions | |
| WO2010105484A1 (en) | Transmission mechanism being arranged at left or right end of the motor vehicle back wheel | |
| CN211950073U (en) | Unlocking device of driving mechanism of inner swing door | |
| CN203585158U (en) | Toggle rod type electronic mechanical brake | |
| CN103644218A (en) | Combined electronic mechanical brake | |
| CN110316147A (en) | A kind of preload limiting type retractor that synchronous rotation is positioned | |
| CN105696868A (en) | Clutch type electronic lock | |
| CN204531847U (en) | One is cranked arm door lifter | |
| CN110130772B (en) | Electric single-open outward swinging door | |
| CN203640450U (en) | Automobile electric door lock device convenient to start | |
| CN200979012Y (en) | Reverse releasing mechanism of electric check valve opening-closing device | |
| CN209974178U (en) | Hydraulic winch and brake device thereof | |
| CN109516354B (en) | Elevator door lock device with independent driving function and locking and unlocking method thereof | |
| CN201908484U (en) | Self-locking structure of burglarproof door lockset | |
| CN219345339U (en) | Electromechanical brake with hand pulling relieving function and braking system | |
| CN220890970U (en) | Self-locking type high-speed electric cylinder device | |
| CN203742319U (en) | Locking device used for vehicle in traffic field | |
| CN214786727U (en) | Self-suction lock with overrunning unlocking device | |
| CN201290046Y (en) | Hand-operated drive mechanism for tubular motor | |
| CN201027865Y (en) | Electromagnetic pulse anti-theft brake | |
| CN115288539B (en) | Hydraulic stepless limiter | |
| CN2566590Y (en) | Central controlled door lock for car | |
| CN110080647B (en) | Driving mechanism for electric outward swinging door | |
| CN219893116U (en) | Brake system of gear motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |