CN209767331U - Limiting device for tubular motor - Google Patents
Limiting device for tubular motor Download PDFInfo
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- CN209767331U CN209767331U CN201920785537.1U CN201920785537U CN209767331U CN 209767331 U CN209767331 U CN 209767331U CN 201920785537 U CN201920785537 U CN 201920785537U CN 209767331 U CN209767331 U CN 209767331U
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- baffle
- magnetic column
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Abstract
The utility model relates to a stop device for tubular motor, including the casing, the casing includes input and output, is equipped with reduction gear group between input and the output, is equipped with the magnetic pillar on the output, be equipped with first through-hole on the baffle, be equipped with the sensor that detects the magnetic pillar turned angle on the baffle, and the sensor setting is in the second cavity; the utility model has the advantages that: the output shaft is provided with the magnetic column, the sensor is used for detecting the rotation angle of the magnetic column, and the rotation number of turns of the shell is calculated through the rotation angle of the magnetic column and the transmission ratio of the reduction gear set and the transmission component connected with the mechanism, so that the working stroke of the tubular motor can be quickly acquired.
Description
Technical Field
The utility model relates to a stop device for tubular motor.
Background
The tubular motor is a driving device with high integration level, is mainly used in products such as electric doors, electric curtains, canopies and the like, and has the characteristics of small volume and integration of power (a motor and a speed reducer) and control (a limiting device). Along with the progress of science and technology, intelligent development, controlling means is stop device, needs one kind to satisfy spacing precision, and the rotational position can the digital embodiment, also can accurate positioning's stop device after the manual rotation of outage to the control of cooperation intelligent equipment. The traditional limiting device memorizes the number of rotation turns through a mechanical screw rod or a Hall, so that stroke digitization (the mechanical screw rod) cannot be realized, or position increment (the Hall) after power failure cannot be acquired.
SUMMERY OF THE UTILITY MODEL
The utility model aims to reach the purpose provide exactly one kind and be used for the stop device of tubulose motor, solve current stop device and can't realize the digital and can't acquire the technical problem of outage back position increment of stroke.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme: the utility model provides a stop device for tubular motor, includes the casing, the casing includes input and output, the casing is connected with the input transmission, be equipped with reduction gear group between input and the output, the casing still includes shell, baffle and apron, the apron sets up on the shell, the baffle sets up between shell and apron, form first cavity between shell and the baffle, form the second cavity between apron and the baffle, reduction gear group sets up in first cavity, be equipped with the magnetic column on the output, be equipped with first through-hole on the baffle, be equipped with the sensor that detects magnetic column turned angle on the baffle, and the sensor setting is in the second cavity.
preferably, the sensor comprises a circuit board and a position sensor arranged on the circuit board, the circuit board is arranged on the partition board, a gap is arranged between the position sensor and the magnetic column, and the circuit board is further provided with a control chip connected with the position sensor.
Preferably, the partition board is provided with a fixing column for fixing the circuit board.
Preferentially, be equipped with binding post on the circuit board, be equipped with on the apron with binding post complex mounting hole, and binding post's top is higher than the upper surface of apron.
Preferentially, the output end comprises an output gear and an output shaft, the magnetic column is integrally arranged on the output shaft, and the magnetic column penetrates through the first through hole and is arranged in the second cavity.
Preferably, the magnetic column comprises an N pole and an S pole, the N pole is disposed at one end of the magnetic column, and the S pole is disposed at the other end of the magnetic column.
Preferentially, the input end comprises an input shaft and an input gear, the input gear is arranged at one end of the input shaft, a transmission gear connected with the reduction gear set is arranged at the other end of the input shaft, and a notch for avoiding the input shaft is formed in the shell.
Preferentially, still be equipped with the erection column of installation baffle in the shell, the apron passes through screw fixed connection on the shell, be equipped with the second through-hole that the screw of being convenient for penetrated on the baffle.
preferably, the casing is provided with a threading groove.
To sum up, the utility model has the advantages that: the working stroke of the tubular motor can be rapidly obtained by arranging the magnetic column on the output shaft, detecting the rotation angle of the magnetic column through the sensor, calculating the rotation circle number of the shell through the rotation angle of the magnetic column and the transmission ratio of the speed reduction gear set and the transmission component connected with the mechanism, because the magnetic column is of a radial magnetizing structure, when the tubular motor is powered off, the incremental circle number generated by manual operation can be detected by the sensor after power on, the incremental circle number generated by manual operation after power off can be ensured to be obtained, and the error generated by manual operation after power off is eliminated, thus, the design requirements of calculating the rotation circle number (stroke), realizing the limit function, digitalizing the stroke and eliminating the error after power off and manual operation are achieved, in addition, the speed reduction gear set and the sensor are mutually and independently arranged in the shell through the first cavity and the second cavity which are formed by a partition plate, a shell and a cover plate, the installation space of the whole shell is simplified, the mutual influence of the reduction gear set and the sensor in the installation process is avoided, and the installation quality in the installation process of the sensor is improved.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
Fig. 1 is a schematic structural view of a limiting device for a tubular motor according to the present invention;
Fig. 2 is a schematic structural diagram of the middle sensor and the magnetic pillar of the present invention.
Reference numerals:
The device comprises a shell 1, a first cavity 11, a second cavity 12, a notch 13, a threading groove 14, an input end 2, an input shaft 21, an input gear 22, an output end 3, an output gear 31, an output shaft 32, a shell 4, a mounting post 41, a partition plate 5, a first through hole 51, a fixing post 52, a cover plate 6, a mounting hole 61, a reduction gear set 7, a magnetic post 8, a sensor 9, a circuit board 91, a position sensor 92, a gap 93, a control chip 94 and a wiring terminal 95.
Detailed Description
As shown in fig. 1 and 2, a limiting device for a tubular motor comprises a shell 1, the shell 1 comprises an input end 2 and an output end 3, the shell 1 is in transmission connection with the input end 2, a reduction gear set 7 is arranged between the input end 2 and the output end 3, the shell 1 further comprises a shell 4, a partition plate 5 and a cover plate 6, the cover plate 6 is arranged on the shell 4, the partition plate 5 is arranged between the shell 4 and the cover plate 6, a first cavity 11 is formed between the shell 4 and the partition plate 5, a second cavity 12 is formed between the cover plate 6 and the partition plate 5, the reduction gear set 7 is arranged in the first cavity 11, a magnetic column 8 is arranged on the output end 3, a first through hole 51 is formed in the partition plate 5, the magnetic column 8 is arranged in the first through hole 51, and a sensor 9 for detecting the rotation angle of the magnetic column 8 is arranged on the partition plate 5.
The working stroke of the tubular motor can be rapidly obtained by arranging the magnetic column on the output shaft, detecting the rotation angle of the magnetic column through the sensor, calculating the rotation circle number of the shell through the rotation angle of the magnetic column and the transmission ratio of the speed reduction gear set and the transmission component connected with the mechanism, because the magnetic column is of a radial magnetizing structure, when the tubular motor is powered off, the incremental circle number generated by manual operation can be detected by the sensor after power on, the incremental circle number generated by manual operation after power off can be ensured to be obtained, and the error generated by manual operation after power off is eliminated, thus, the design requirements of calculating the rotation circle number (stroke), realizing the limit function, digitalizing the stroke and eliminating the error after power off and manual operation are achieved, in addition, the speed reduction gear set and the sensor are mutually and independently arranged in the shell through the first cavity and the second cavity which are formed by a partition plate, a shell and a cover plate, the installation space of the whole shell is simplified, the mutual influence of the reduction gear set and the sensor in the installation process is avoided, and the installation quality in the installation process of the sensor is improved.
The sensor 9 comprises a circuit board 91 and a position sensor 92 arranged on the circuit board 91, the circuit board 91 is arranged on the partition board 5, a gap 93 is arranged between the position sensor 92 and the magnetic column 8, and a control chip 94 connected with the position sensor 92 is also arranged on the circuit board 91, the control chip 94 in the embodiment adopts a micro control unit MCU, because the position sensor 92 has good anti-interference performance and stability, the sensor can be normally used under dust and grease, the shock resistance is strong, the normal work of the sensor 9 can be ensured, the rotating angle of the magnetic column 8 can be rapidly and stably read in the whole using process, the circuit board can realize the power supply to the position sensor 92, the information collected by the position sensor 92 is transmitted to the control chip 94, the analysis by an operator is convenient, the control chip 94 is arranged on the circuit board, and the whole installation process can be optimized, in addition, a gap 93 is arranged between the position sensor 92 and the magnetic column 8, and magnetic conduction materials do not exist in the gap 93, so that the normal operation of the position sensor 92 is ensured.
Be equipped with fixed column 52 of fixed circuit board 91 on baffle 5, can realize that the steady installation of circuit board 91 is fixed, reduce rocking of circuit board 91, be equipped with binding post 95 on the circuit board 91, be equipped with on the apron 6 with binding post 95 complex mounting hole 61, and binding post 95's top is higher than the upper surface of apron 6, can realize that the quick installation of power cord is fixed, reduces not hard up of power cord.
The output end 3 comprises an output gear 31 and an output shaft 32, the magnetic column 8 is integrally arranged on the output shaft 32, the magnetic column 8 penetrates through the first through hole 51 and then is arranged in the second cavity 12, the mounting process of the magnetic column 8 and the output shaft 32 can be optimized through the magnetic column 8, the mounting strength of the joint of the magnetic column 8 and the output shaft 32 can be improved, the looseness of the joint of the magnetic column 8 and the output shaft 32 in the rotating process is reduced, the fixed quality of the magnetic column 85 in the rotating process is ensured, the detection of the magnetic column 8 by the sensor 9 is facilitated, in addition, the magnetic column 8 penetrates through the first through hole 51 and then is arranged in the second cavity 12, the distance between the magnetic column 8 and the sensor 9 is reduced, the detection quality of the sensor 9 is improved, the magnetic column 8 comprises an N pole and an S pole, the N pole is arranged at one end of the magnetic column 8, the S pole is arranged at the other end of the magnetic column 8, and the magnetic column 8 is of a radial magnetizing, therefore, the positions of the N pole and the S pole arranged on the magnetic column 8 are fixed, the sensor 9 can detect the rotation angle change of the magnetic column 8 in real time, the increment number of turns generated by manual operation after power failure is ensured to be obtained, and the error generated by the manual operation after power failure is eliminated.
The input end 2 comprises an input shaft 21 and an input gear 22, the input gear 22 is arranged at one end of the input shaft 21, the other end of the input shaft 21 is provided with a transmission gear connected with a reduction gear set 7, the shell 1 is provided with a notch 13 avoiding the input shaft 21, stable transmission between the shell 1 and the reduction gear set 7 can be realized, the notch 13 is favorable for installation and disassembly of the input shaft 21, and stability of the input shaft 21 in the rotating process is ensured, the shell 4 is also internally provided with an installation column 41 for installing the partition plate 5, the cover plate 6 is fixedly connected onto the shell 4 through screws, the partition plate 5 is provided with a second through hole convenient for penetration of the screws, the partition plate 5 can be stably installed between the shell 4 and the cover plate 6, the screws are convenient for integral installation and disassembly, the shell 1 is provided with a threading groove 14, so that the installation and fixation of power lines can avoid disordered arrangement of, the service life of the power line is prolonged.
In addition to the preferred embodiments described above, other embodiments of the present invention are also possible, and those skilled in the art can make various changes and modifications according to the present invention without departing from the spirit of the present invention, which should fall within the scope of the present invention defined by the appended claims.
Claims (9)
1. The utility model provides a stop device for tubular motor, includes the casing, the casing includes input and output, the casing is connected with the input transmission, be equipped with reduction gear set, its characterized in that between input and the output: the casing still includes shell, baffle and apron, the apron sets up on the shell, the baffle sets up between shell and apron, form first cavity between shell and the baffle, form the second cavity between apron and the baffle, reduction gear sets up in first cavity, be equipped with the magnetism post on the output, be equipped with first through-hole on the baffle, be equipped with the sensor that detects magnetism post turned angle on the baffle, and the sensor setting is in the second cavity.
2. A spacing device for a tubular electric motor according to claim 1, characterized in that: the sensor comprises a circuit board and a position sensor arranged on the circuit board, the circuit board is arranged on the partition board, a gap is arranged between the position sensor and the magnetic column, and a control chip connected with the position sensor is further arranged on the circuit board.
3. A spacing device for a tubular electric motor according to claim 2, characterized in that: and the clapboard is provided with a fixing column for fixing the circuit board.
4. A spacing device for a tubular electric motor according to claim 2, characterized in that: the circuit board is provided with a wiring terminal, the cover plate is provided with a mounting hole matched with the wiring terminal, and the top end of the wiring terminal is higher than the upper surface of the cover plate.
5. A spacing device for a tubular electric motor according to claim 1, characterized in that: the output end comprises an output gear and an output shaft, the magnetic column is integrally arranged on the output shaft, and the magnetic column penetrates through the first through hole and is arranged in the second cavity.
6. A spacing device for tubular motors according to claim 5, characterized in that: the magnetic column comprises an N pole and an S pole, wherein the N pole is arranged at one end of the magnetic column, and the S pole is arranged at the other end of the magnetic column.
7. A spacing device for a tubular electric motor according to claim 1, characterized in that: the input end comprises an input shaft and an input gear, the input gear is arranged at one end of the input shaft, a transmission gear connected with the reduction gear set is arranged at the other end of the input shaft, and a notch avoiding the input shaft is formed in the shell.
8. A spacing device for a tubular electric motor according to claim 1, characterized in that: still be equipped with the erection column of installation baffle in the shell, the apron passes through screw fixed connection on the shell, be equipped with the second through-hole that the screw of being convenient for penetrated on the baffle.
9. A spacing device for a tubular electric motor according to claim 1, characterized in that: the shell is provided with a threading groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920785537.1U CN209767331U (en) | 2019-05-28 | 2019-05-28 | Limiting device for tubular motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920785537.1U CN209767331U (en) | 2019-05-28 | 2019-05-28 | Limiting device for tubular motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209767331U true CN209767331U (en) | 2019-12-10 |
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ID=68762016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920785537.1U Active CN209767331U (en) | 2019-05-28 | 2019-05-28 | Limiting device for tubular motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209767331U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111350320A (en) * | 2020-03-11 | 2020-06-30 | 浙江正特股份有限公司 | Awning capable of slowing down impact force of falling object |
-
2019
- 2019-05-28 CN CN201920785537.1U patent/CN209767331U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111350320A (en) * | 2020-03-11 | 2020-06-30 | 浙江正特股份有限公司 | Awning capable of slowing down impact force of falling object |
| CN111350320B (en) * | 2020-03-11 | 2021-03-23 | 浙江正特股份有限公司 | Awning capable of slowing down impact force of falling object |
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