CN211900108U - Lock and speed reducing device thereof - Google Patents
Lock and speed reducing device thereof Download PDFInfo
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- CN211900108U CN211900108U CN201922422829.1U CN201922422829U CN211900108U CN 211900108 U CN211900108 U CN 211900108U CN 201922422829 U CN201922422829 U CN 201922422829U CN 211900108 U CN211900108 U CN 211900108U
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Abstract
The utility model relates to a tool to lock field discloses a tool to lock and decelerator thereof, including casing (4), motor (1) and bevel gear (2), casing (4) and motor (1) are connected, be equipped with lug (41) on casing (4), be equipped with screw hole (42) on lug (41), be equipped with bevel gear (2) on motor (1), still include first gear part (3), the gear train, drive gear (5) and pivot (8), bevel gear (2) and first gear part (3) meshing, first gear part (3) and gear train meshing, gear train and drive gear (5) meshing, be equipped with pivot (8) on drive gear (5), be equipped with at least one first magnetic part (33) on first gear part (3). The utility model has the advantages of control intelligence lock through the electric pulse detection unblank with lock, prevent the false locking.
Description
Technical Field
The utility model relates to a tool to lock field has especially related to a tool to lock and decelerator thereof.
Background
The existing common mechanical lock is unlocked and locked by a common mechanical unlocking device, so that the copying resistance is poor, and the use is inconvenient, so that the intelligent lock is more and more convenient to use in the life of people. Application No.: the utility model patent of cn201821436638.x discloses an intelligent lock structure, which is described as follows; the manual driving device comprises a motor, a rotating shaft connected with a handle and a shell, wherein the rotating shaft is assembled on the shell, a clutch gear is assembled on the rotating shaft, and in a normal state, the clutch gear is disconnected with a driving system of the motor through a clutch mechanism, so that the rotating shaft is manually driven to rotate. The scheme is further as follows: the clutch mechanism is a compression spring which is sleeved on the rotating shaft, one end of the compression spring supports against the shell, the other end of the compression spring supports against the clutch gear, so that the clutch gear is disconnected with a driving system of the motor, and the rotating shaft has the displacement characteristic along the extension direction of the compression spring. The scheme is further as follows: the driving system of the motor comprises an output shaft, a worm wheel, a first transition gear, a second transition gear and a driving gear, wherein the worm is connected with the output shaft and meshed with the worm wheel, the worm wheel and the first transition gear are coaxially arranged on the shell, the first transition gear is meshed with the second transition gear, the second transition gear and the driving gear are coaxially arranged on the shell, and the driving gear is meshed with the clutch gear under the clutch action. The scheme is further as follows: the shell is formed by covering two half bodies, a driving system of the motor is collected in the shell, and a positioning part is arranged in the shell and used for positioning the clutch meshing driving gear of the clutch gear. The above-mentioned patent obtains manual and electronic integrative mode, promotes the tool to lock and uses. Simple structure, scientific and reasonable, investment cost is low, promotes the price/performance ratio of tool to lock.
The intelligent lock comprises a speed reducer, the speed reducer drives the rotating shaft to rotate through the gear set, and when the rotating shaft is limited by the limiting block to rotate in place, the circuit board detection circuit is increased, so that the fact that the rotating shaft connected with the gear set rotates in place is judged, and the circuit board controls the motor to stop running. However, the situation that the rotating shaft is not rotated in place often occurs, the current is also increased due to the fact that the inside of the gear set is blocked, and therefore the situation of false locking occurs, at the moment, the motor is stopped from operating, the rotating shaft cannot be rotated in place, the intelligent lock is not locked, and the user regards locking, so that potential hazards exist in the safety of property in a room.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the shortcoming of false locking can appear in decelerator among the prior art, provide a tool to lock and decelerator thereof.
In order to solve the technical problem, the utility model discloses a following technical scheme can solve:
the utility model provides a speed reducing device, includes casing, motor and bevel gear, and casing and motor are connected, are equipped with the lug on the casing, are equipped with the screw hole on the lug, are equipped with bevel gear on the motor, still include first gear part, gear train, drive gear and pivot, bevel gear and first gear part meshing, first gear part and gear train meshing, gear train and drive gear meshing, the last pivot that is equipped with of drive gear, the last at least one first magnetic part that is equipped with of first gear part. By adopting the gear transmission, the bevel gear has the advantages of high transmission efficiency, long service life, stable rotating speed and low noise, and meanwhile, after the bevel gear is adopted, the space arrangement is small, the transmission ratio is high, and the bevel gear is very suitable for locks.
Preferably, the driving gear is provided with a second magnetic part, the first magnetic part is a reed switch or a hall switch, and the second magnetic part is a reed switch or a hall switch. The magnetic parts are arranged on the first gear part and the driving gear, so that the intelligent lock is controlled more flexibly and reliably, and the number of turns of the motor is controlled through electric pulse detection, so that the intelligent lock is accurately controlled to be unlocked and locked. And in time close the motor during this application control to have the power saving function, can confirm whether really locking simultaneously, can prevent the appearance of the condition of falsely locking.
Preferably, a circuit board is arranged on the shell and used for sensing electric pulse signals of the first magnetic part and the second magnetic part.
Preferably, the gear set includes a second gear member and a third gear member, the first gear member and the second gear member mesh, the second gear member and the third gear member mesh, and the third gear member meshes with the drive gear.
Preferably, the driving gear is provided with a key groove, and the rotating shaft is provided with a key clamped in the key groove.
Preferably, the first gear part comprises a bevel gear and a first gear, the bevel gear is meshed with the bevel gear, the first gear is arranged on the bevel gear, and the first gear is meshed with the second gear.
Preferably, the second gear part comprises a second gear and a third gear, the first gear is meshed with the second gear, the third gear is arranged on the second gear, and the third gear is meshed with the third gear part.
Preferably, the third gear part comprises a fourth gear and a fifth gear, the third gear is meshed with the fourth gear, the fourth gear is provided with the fifth gear, and the fifth gear is meshed with the driving gear.
Preferably, the reduction ratio of the bevel gear and the bevel gear is 33/12, the reduction ratio of the first gear and the second gear is 35/11, the reduction ratio of the third gear and the fourth gear is 33/11, and the reduction ratio of the fifth gear and the drive gear is 44/11.
A lock includes a reduction gear.
The utility model discloses owing to adopted above technical scheme, have apparent technological effect: the motor is started, the motor drives the first gear part to rotate through the umbrella-shaped gear, the first gear part drives the driving gear to rotate through the gear set, and the driving gear drives the rotating shaft to rotate, so that the unlocking function is realized through the rotating shaft; the circuit board detects an electric pulse signal of the first magnetic part, and the number of turns of the first gear part can be judged through the electric pulse signal; meanwhile, the circuit board detects an electric pulse signal of the second magnetic part, and the rotation angle of the driving gear can be judged through the electric pulse signal. If the circuit board judges that the number of turns of the first gear part reaches a specified value, the rotating angle of the driving gear reaches the specified value, namely the rotating shaft rotates to the specified angle to realize unlocking, and the circuit board sends an instruction to control the motor to stop running.
Arrange the magnetic part on first gear part and drive gear, it is rational in infrastructure, make the control of intelligence lock more nimble and reliable, detect through the electric pulse and control the motor pivoted number of turns to accurate control intelligence lock is unblanked and is locked. And in time close the motor during this application control to have the power saving function, can confirm whether really locking simultaneously, can prevent the appearance of the condition of falsely locking.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the first view angle of the present invention.
Fig. 3 is a schematic diagram of the internal structure at the second viewing angle of the present invention.
Fig. 4 is a schematic structural view of the first gear member.
Fig. 5 is a schematic structural view of the drive gear.
Fig. 6 is a schematic structural view of the second gear member.
Fig. 7 is a schematic structural view of the third gear member.
The names of the parts indicated by the numerical references in the above figures are as follows: the motor comprises a motor 1, a bevel gear 2, a first gear part 3, a first gear 31, a first gear 32, a bevel gear 33, a first magnetic part 4, a housing 41, a lug 42, a screw hole 5, a driving gear 51, a second magnetic part 52, a key groove 6, a second gear part 61, a second gear 62, a third gear 7, a third gear 71, a fifth gear 72, a fourth gear 8, a rotating shaft 81, a key 81 and a circuit board 9.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Example 1
A lock includes a reduction gear. The utility model provides a speed reducer, as shown in the figure, including casing 4, motor 1 and bevel gear 2, casing 4 and motor 1 are connected, be equipped with lug 41 on the casing 4, be equipped with screw hole 42 on the lug 41, be equipped with bevel gear 2 on the motor 1, still include first gear part 3, the gear train, drive gear 5 and pivot 8, bevel gear 2 and the meshing of first gear part 3, first gear part 3 and the meshing of gear train, the gear train meshes with drive gear 5, be equipped with pivot 8 on the drive gear 5, be equipped with five first magnetic part 33 on the first gear part 3.
The driving gear 5 is provided with a second magnetic part 51, the first magnetic part 33 is a reed pipe, and the second magnetic part 51 is a reed pipe.
The housing 4 is provided with a circuit board 9, and the circuit board 9 is used for sensing electric pulse signals of the first magnetic part 33 and the second magnetic part 51.
The gear set comprises a second gear member 6 and a third gear member 7, the first gear member 3 and the second gear member 6 mesh, the second gear member 6 and the third gear member 7 mesh, and the third gear member 7 meshes with the driving gear 5.
The driving gear 5 is provided with a key groove 52, and the rotating shaft 8 is provided with a key 81 which is clamped in the key groove 52.
The first gear part 3 comprises a bevel gear 32 and a first gear 31, the bevel gear 2 is meshed with the bevel gear 32, the first gear 31 is arranged on the bevel gear 32, and the first gear 31 is meshed with the second gear part 6.
The second gear part 6 comprises a second gear 61 and a third gear 62, the first gear 31 is meshed with the second gear 61, the third gear 62 is arranged on the second gear 61, and the third gear 62 is meshed with the third gear part 7.
The third gear member 7 includes a fourth gear 72 and a fifth gear 71, the third gear 62 is engaged with the fourth gear 72, the fifth gear 71 is disposed on the fourth gear 72, and the fifth gear 71 is engaged with the driving gear 5.
The reduction ratio of the bevel gear 2 and the bevel gear 32 is 33/12, the reduction ratio of the first gear 31 and the second gear 61 is 35/11, the reduction ratio of the third gear 62 and the fourth gear 72 is 33/11, and the reduction ratio of the fifth gear 71 and the drive gear 5 is 44/11.
The working principle is as follows: the motor 1 is started, the motor 1 drives the first gear part 3 to rotate through the bevel gear 2, the first gear part 3 drives the driving gear 5 to rotate through the gear set, and the driving gear 5 drives the rotating shaft 8 to rotate, so that the unlocking function is realized through the rotating shaft 8; the circuit board 9 detects the electric pulse signal of the first magnetic part 33, and the number of turns of the first gear part 3 can be judged through the electric pulse signal; meanwhile, the circuit board 9 detects an electric pulse signal of the second magnetic part 51, and the rotation angle of the driving gear 5 can be judged through the electric pulse signal. If the circuit board 9 judges that the number of turns of the first gear component 3 reaches the specified value, the rotating angle of the driving gear 5 reaches the specified value, namely the rotating shaft 8 rotates to the specified angle to realize unlocking, so that the circuit board 9 sends an instruction to control the motor 1 to stop running.
The magnetic parts are arranged on the first gear part 3 and the driving gear 5, the structure is reasonable, the control of the intelligent lock is more flexible and reliable, the number of turns of the motor is controlled through electric pulse detection, and therefore the intelligent lock is accurately controlled to be unlocked and locked. And in time close the motor during this application control to have the power saving function, can confirm whether really locking simultaneously, can prevent the appearance of the condition of falsely locking.
Example 2
The utility model provides a speed reducer, as shown in the figure, including casing 4, motor 1 and bevel gear 2, casing 4 and motor 1 are connected, be equipped with lug 41 on the casing 4, be equipped with screw hole 42 on the lug 41, be equipped with bevel gear 2 on the motor 1, still include first gear part 3, the gear train, drive gear 5 and pivot 8, bevel gear 2 and the meshing of first gear part 3, first gear part 3 and the meshing of gear train, the gear train meshes with drive gear 5, be equipped with pivot 8 on the drive gear 5, be equipped with three first magnetic part 33 on the first gear part 3.
The driving gear 5 is provided with a second magnetic part 51, the first magnetic part 33 is a hall switch, and the second magnetic part 51 is a hall switch.
The housing 4 is provided with a circuit board 9, and the circuit board 9 is used for sensing electric pulse signals of the first magnetic part 33 and the second magnetic part 51.
The gear set comprises a second gear member 6 and a third gear member 7, the first gear member 3 and the second gear member 6 mesh, the second gear member 6 and the third gear member 7 mesh, and the third gear member 7 meshes with the driving gear 5.
The driving gear 5 is provided with a key groove 52, and the rotating shaft 8 is provided with a key 81 which is clamped in the key groove 52.
The first gear part 3 comprises a bevel gear 32 and a first gear 31, the bevel gear 2 is meshed with the bevel gear 32, the first gear 31 is arranged on the bevel gear 32, and the first gear 31 is meshed with the second gear part 6.
The second gear part 6 comprises a second gear 61 and a third gear 62, the first gear 31 is meshed with the second gear 61, the third gear 62 is arranged on the second gear 61, and the third gear 62 is meshed with the third gear part 7.
The third gear member 7 includes a fourth gear 72 and a fifth gear 71, the third gear 62 is engaged with the fourth gear 72, the fifth gear 71 is disposed on the fourth gear 72, and the fifth gear 71 is engaged with the driving gear 5.
The reduction ratio of the bevel gear 2 and the bevel gear 32 is 33/12, the reduction ratio of the first gear 31 and the second gear 61 is 35/11, the reduction ratio of the third gear 62 and the fourth gear 72 is 33/11, and the reduction ratio of the fifth gear 71 and the drive gear 5 is 44/11.
The working principle is as follows: the motor 1 is started, the motor 1 drives the first gear part 3 to rotate through the bevel gear 2, the first gear part 3 drives the driving gear 5 to rotate through the gear set, and the driving gear 5 drives the rotating shaft 8 to rotate, so that the unlocking function is realized through the rotating shaft 8; the circuit board 9 detects the electric pulse signal of the first magnetic part 33, and the number of turns of the first gear part 3 can be judged through the electric pulse signal; meanwhile, the circuit board 9 detects an electric pulse signal of the second magnetic part 51, and the rotation angle of the driving gear 5 can be judged through the electric pulse signal. If the circuit board 9 judges that the number of turns of the first gear component 3 reaches the specified value, the rotating angle of the driving gear 5 reaches the specified value, namely the rotating shaft 8 rotates to the specified angle to realize unlocking, so that the circuit board 9 sends an instruction to control the motor 1 to stop running.
The magnetic parts are arranged on the first gear part 3 and the driving gear 5, the structure is reasonable, the control of the intelligent lock is more flexible and reliable, the number of turns of the motor is controlled through electric pulse detection, and therefore the intelligent lock is accurately controlled to be unlocked and locked. And in time close the motor during this application control to have the power saving function, can confirm whether really locking simultaneously, can prevent the appearance of the condition of falsely locking.
Example 3
The utility model provides a speed reducer, as shown in the figure, including casing 4, motor 1 and bevel gear 2, casing 4 and motor 1 are connected, be equipped with lug 41 on the casing 4, be equipped with screw hole 42 on the lug 41, be equipped with bevel gear 2 on the motor 1, still include first gear part 3, the gear train, drive gear 5 and pivot 8, bevel gear 2 and the meshing of first gear part 3, first gear part 3 and the meshing of gear train, the gear train meshes with drive gear 5, be equipped with pivot 8 on the drive gear 5, be equipped with a first magnetic part 33 on the first gear part 3.
The driving gear 5 is provided with a second magnetic part 51, the first magnetic part 33 is a reed pipe, and the second magnetic part 51 is a hall switch.
The housing 4 is provided with a circuit board 9, and the circuit board 9 is used for sensing electric pulse signals of the first magnetic part 33 and the second magnetic part 51.
The gear set comprises a second gear member 6 and a third gear member 7, the first gear member 3 and the second gear member 6 mesh, the second gear member 6 and the third gear member 7 mesh, and the third gear member 7 meshes with the driving gear 5.
The driving gear 5 is provided with a key groove 52, and the rotating shaft 8 is provided with a key 81 which is clamped in the key groove 52.
The first gear part 3 comprises a bevel gear 32 and a first gear 31, the bevel gear 2 is meshed with the bevel gear 32, the first gear 31 is arranged on the bevel gear 32, and the first gear 31 is meshed with the second gear part 6.
The second gear part 6 comprises a second gear 61 and a third gear 62, the first gear 31 is meshed with the second gear 61, the third gear 62 is arranged on the second gear 61, and the third gear 62 is meshed with the third gear part 7.
The third gear member 7 includes a fourth gear 72 and a fifth gear 71, the third gear 62 is engaged with the fourth gear 72, the fifth gear 71 is disposed on the fourth gear 72, and the fifth gear 71 is engaged with the driving gear 5.
The reduction ratio of the bevel gear 2 and the bevel gear 32 is 33/12, the reduction ratio of the first gear 31 and the second gear 61 is 35/11, the reduction ratio of the third gear 62 and the fourth gear 72 is 33/11, and the reduction ratio of the fifth gear 71 and the drive gear 5 is 44/11.
The working principle is as follows: the motor 1 is started, the motor 1 drives the first gear part 3 to rotate through the bevel gear 2, the first gear part 3 drives the driving gear 5 to rotate through the gear set, and the driving gear 5 drives the rotating shaft 8 to rotate, so that the unlocking function is realized through the rotating shaft 8; the circuit board 9 detects the electric pulse signal of the first magnetic part 33, and the number of turns of the first gear part 3 can be judged through the electric pulse signal; meanwhile, the circuit board 9 detects an electric pulse signal of the second magnetic part 51, and the rotation angle of the driving gear 5 can be judged through the electric pulse signal. If the circuit board 9 judges that the number of turns of the first gear component 3 reaches the specified value, the rotating angle of the driving gear 5 reaches the specified value, namely the rotating shaft 8 rotates to the specified angle to realize unlocking, so that the circuit board 9 sends an instruction to control the motor 1 to stop running.
The magnetic parts are arranged on the first gear part 3 and the driving gear 5, the structure is reasonable, the control of the intelligent lock is more flexible and reliable, the number of turns of the motor is controlled through electric pulse detection, and therefore the intelligent lock is accurately controlled to be unlocked and locked. And in time close the motor during this application control to have the power saving function, can confirm whether really locking simultaneously, can prevent the appearance of the condition of falsely locking.
In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a speed reducer, includes casing (4), motor (1) and bevel gear (2), and casing (4) and motor (1) are connected, are equipped with lug (41) on casing (4), are equipped with screw hole (42) on lug (41), are equipped with bevel gear (2) on motor (1), its characterized in that: still include first gear part (3), gear train, drive gear (5) and pivot (8), umbrella type gear (2) and first gear part (3) meshing, first gear part (3) and gear train meshing, gear train and drive gear (5) meshing, be equipped with pivot (8) on drive gear (5), be equipped with at least one first magnetic part (33) on first gear part (3).
2. A reduction unit according to claim 1, characterized in that: the driving gear (5) is provided with a second magnetic part (51), the first magnetic part (33) is a reed switch or a Hall switch, and the second magnetic part (51) is a reed switch or a Hall switch.
3. A reduction unit according to claim 2, wherein: the shell (4) is provided with a circuit board (9), and the circuit board (9) is used for sensing electric pulse signals of the first magnetic part (33) and the second magnetic part (51).
4. A reduction unit according to claim 1, characterized in that: the gear set comprises a second gear part (6) and a third gear part (7), the first gear part (3) is meshed with the second gear part (6), the second gear part (6) is meshed with the third gear part (7), and the third gear part (7) is meshed with the driving gear (5).
5. A reduction unit according to claim 1, characterized in that: the driving gear (5) is provided with a key groove (52), and the rotating shaft (8) is provided with a key (81) clamped in the key groove (52).
6. A reduction unit according to claim 4, characterized in that: the first gear part (3) comprises a bevel gear (32) and a first gear (31), the bevel gear (2) is meshed with the bevel gear (32), the first gear (31) is arranged on the bevel gear (32), and the first gear (31) is meshed with the second gear part (6).
7. A reduction unit according to claim 6, wherein: the second gear part (6) comprises a second gear (61) and a third gear (62), the first gear (31) is meshed with the second gear (61), the third gear (62) is arranged on the second gear (61), and the third gear (62) is meshed with the third gear part (7).
8. A reduction unit according to claim 7, wherein: the third gear part (7) comprises a fourth gear (72) and a fifth gear (71), the third gear (62) is meshed with the fourth gear (72), the fourth gear (72) is provided with the fifth gear (71), and the fifth gear (71) is meshed with the driving gear (5).
9. A reduction unit according to claim 8, wherein: the reduction ratio of the bevel gear (2) and the bevel gear (32) is 33/12, the reduction ratio of the first gear (31) and the second gear (61) is 35/11, the reduction ratio of the third gear (62) and the fourth gear (72) is 33/11, and the reduction ratio of the fifth gear (71) and the driving gear (5) is 44/11.
10. A lock, its characterized in that: comprising a reduction unit according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922422829.1U CN211900108U (en) | 2019-12-26 | 2019-12-26 | Lock and speed reducing device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922422829.1U CN211900108U (en) | 2019-12-26 | 2019-12-26 | Lock and speed reducing device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211900108U true CN211900108U (en) | 2020-11-10 |
Family
ID=73295315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922422829.1U Active CN211900108U (en) | 2019-12-26 | 2019-12-26 | Lock and speed reducing device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211900108U (en) |
-
2019
- 2019-12-26 CN CN201922422829.1U patent/CN211900108U/en active Active
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