CN212518673U - Motor for opening and closing curtain - Google Patents
Motor for opening and closing curtain Download PDFInfo
- Publication number
- CN212518673U CN212518673U CN202021194324.0U CN202021194324U CN212518673U CN 212518673 U CN212518673 U CN 212518673U CN 202021194324 U CN202021194324 U CN 202021194324U CN 212518673 U CN212518673 U CN 212518673U
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- motor
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- sleeve
- end connecting
- connecting assembly
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Abstract
The utility model discloses an opening and closing curtain motor, which comprises a shell, wherein a motor, a clutch mechanism and a driving mechanism are arranged in the shell, the motor drives the driving mechanism to operate through the clutch mechanism, the clutch mechanism comprises an output end connecting component connected with the driving mechanism, an input end connecting component connected with an output shaft of the motor and a connecting sleeve which can rotate relative to the shell, one end of the connecting sleeve is in transmission connection with the output end connecting component, and the other end of the connecting sleeve is provided with an accommodating cavity for the input end connecting component to extend into; the part of the input end connecting assembly extending into the accommodating cavity is an iron-based cam block, a magnetic rod magnetically adsorbed with the cam block is arranged in the accommodating cavity, and a positioning groove for the magnetic rod to be clamped in is formed in the cavity wall of the accommodating cavity. The utility model discloses a clutch mechanism's simple structure is practical, and manufacturing cost is lower, and the fault rate is lower.
Description
Technical Field
The utility model relates to a (window) curtain electromechanical technical field, in particular to curtain motor that opens and shuts for electric window curtain.
Background
The curtain opening and closing motor is a device for electrically driving the opening and closing of curtains and the like, and comprises a tubular shell, wherein a motor, a clutch mechanism and a driving mechanism are installed in the shell, the motor drives the driving mechanism to rotate forwards or reversely through the clutch mechanism, and then drives the curtain and other components to complete the operation of the curtain opening and closing. The clutch mechanism is arranged between the motor and the driving mechanism, is used for transmitting the rotation of the output shaft of the motor to the driving mechanism when the motor is started, is in a disengaged state in a normal state, and can be manually opened and closed without being limited by the output shaft of the motor. The clutch mechanism of the existing retractable curtain motor mostly adopts an electromagnetic clutch mode, when the motor is driven, an output shaft of the motor is connected with the driving mechanism into a whole in an electromagnetic adsorption combination mode, and when the motor stops, the electromagnetic clutch mechanism is separated from the driving mechanism and resets under the elastic force restoring action of an elastic component.
Disclosure of Invention
An object of the utility model is to prior art's defect and not enough, provide a curtain motor opens and shuts, adopt mechanical magnetic-type clutching mechanism, simple structure, reduce cost, and the fault rate is lower.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a retractable curtain motor comprises a shell, wherein a motor, a clutch mechanism and a driving mechanism are installed in the shell, the motor drives the driving mechanism to operate through the clutch mechanism, the clutch mechanism comprises an output end connecting assembly connected with the driving mechanism, an input end connecting assembly connected with an output shaft of the motor and a connecting sleeve capable of rotating relative to the shell, one end of the connecting sleeve is in transmission connection with the output end connecting assembly, and the other end of the connecting sleeve is provided with an accommodating cavity for the input end connecting assembly to extend into; the part of the input end connecting assembly extending into the accommodating cavity is an iron-based cam block, a magnetic rod magnetically adsorbed with the cam block is arranged in the accommodating cavity, and a positioning groove for the magnetic rod to be clamped in is formed in the cavity wall of the accommodating cavity.
Furthermore, the input end connecting assembly comprises a first shaft sleeve and a cam shaft, the cam shaft is in transmission connection with an output shaft of the motor through the first shaft sleeve, and the cam block is arranged on the cam shaft.
Furthermore, a baffle plate matched with the accommodating cavity is arranged between the first shaft sleeve and the connecting sleeve, and the baffle plate is fixedly connected with the motor.
Furthermore, the output end connecting assembly comprises a driving shaft and a second shaft sleeve, and the driving shaft is in transmission connection with the connecting sleeve through the second shaft sleeve.
Furthermore, the driving mechanism comprises a driving wheel in transmission connection with the driving shaft, and two ends of the driving wheel are erected in the shell through bearings.
The utility model has the advantages that: the utility model discloses a curtain opening and closing motor, the main improvement lies in the clutch mechanism, adopts the mechanical magnetic clutch mechanism to realize the separation and combination between the driving mechanism and the motor output shaft; in a normal state, the magnetic rod is adsorbed on the iron-based cam block, the output end connecting assembly and the input end connecting assembly are in a separated state, so that the curtain can be pulled manually and freely, and the magnetic rod cannot be clamped in the positioning groove of the accommodating cavity because the rotating speed of the connecting sleeve is greater than that of the cam block; when the motor starts the function, input coupling assembling rotates along with the output shaft of motor, and the bar magnet can move towards the cam block outer end under centrifugal force, until landing in the constant head tank in holding chamber, because the rotational speed of cam block is greater than the rotational speed of adapter sleeve, therefore the bar magnet can block admittedly in the constant head tank in holding chamber, and then orders about the adapter sleeve along with cam block synchronous rotation, and output coupling assembling is in the combined state with input coupling assembling promptly to can open and shut by motor drive (window) curtain. The utility model discloses a clutch mechanism's simple structure is practical, and manufacturing cost is lower, and the fault rate is lower.
Drawings
Fig. 1 is a schematic view of the assembly structure of the present invention.
Fig. 2 is an exploded schematic view of the present invention.
Fig. 3 is an exploded view of the inside of the housing of the present invention.
Fig. 4 is a schematic sectional structure diagram of the inside of the casing of the present invention.
In the figure: 1. the motor comprises a shell, 2 parts of a motor, 21 parts of an output shaft, 22 parts of a baffle, 3 parts of a clutch mechanism, 31 parts of an output end connecting assembly, 311 parts of a driving shaft, 312 parts of a second shaft sleeve, 32 parts of an input end connecting assembly, 321 parts of a first shaft sleeve, 322 parts of a cam shaft, 33 parts of a connecting sleeve, 331 parts of an accommodating cavity, 332 parts of a positioning groove, 34 parts of a cam block, 35 parts of a magnetic rod and 4 parts of a driving mechanism.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1-3, an opening and closing curtain motor includes a housing 1, a motor 2, a clutch mechanism 3 and a driving mechanism 4 are installed in the housing 1, the motor 2 drives the driving mechanism 4 to operate through the clutch mechanism 3, the clutch mechanism 3 includes an output end connecting assembly 31 connected to the driving mechanism 4, an input end connecting assembly 32 connected to an output shaft 21 of the motor 2, and a connecting sleeve 33 capable of rotating relative to the housing 1, one end of the connecting sleeve 33 is in transmission connection with the output end connecting assembly 21, and the other end of the connecting sleeve 33 is provided with an accommodating cavity 331 into which the input end connecting assembly 32 extends; the part of the input end connecting assembly 32 extending into the accommodating cavity 331 is an iron-based cam block 34, a magnetic rod 35 magnetically adsorbed with the cam block 34 is arranged in the accommodating cavity 331, and a positioning groove 332 for the magnetic rod 35 to be clamped in is arranged on the cavity wall of the accommodating cavity 331.
In a normal state, the magnetic rod 3534 is adsorbed on the iron-based cam block, and the output end connecting assembly 31 and the input end connecting assembly 32 are in a separated state, so that the curtain can be freely pulled manually, and the magnetic rod 35 cannot be clamped and fixed in the positioning groove 332 of the accommodating cavity 331 because the rotating speed of the connecting sleeve 33 driven by the output end connecting assembly 31 is greater than that of the cam block 34; when the motor 2 is started to operate, the input end connecting assembly 32 rotates along with the output shaft 21 of the motor 2, the magnetic rod 35 moves towards the outer end of the cam block 34 under the centrifugal acting force, the magnetic rod 35 can keep magnetic attraction on the cam block 34 until sliding down into the positioning groove 332 of the accommodating cavity 331, and because the rotating speed of the cam block 34 driven by the motor 2 is greater than that of the connecting sleeve 33, the magnetic rod 35 can be clamped and fixed in the positioning groove 332 of the accommodating cavity 331, and then the connecting sleeve 33 is driven to rotate synchronously along with the cam block 34, namely, the output end connecting assembly 31 and the input end connecting assembly 32 are in a combined state, so that the curtain can be driven to open and close by the. The clutch mechanism 3 of the retractable curtain motor has the advantages of simple and practical structure, lower manufacturing cost and lower failure rate.
In this embodiment, the input end connecting assembly 32 includes a first shaft sleeve 321 and a cam shaft 322, the cam shaft 322 is in transmission connection with the output shaft 21 of the motor 2 through the first shaft sleeve 321, the cam block 34 is disposed on the cam shaft 322, the output end connecting assembly 31 includes a driving shaft 311 and a second shaft sleeve 312, the driving shaft 311 is in transmission connection with the connecting sleeve 33 through the second shaft sleeve 312, and the cam shaft 322 and the motor shaft 21, the driving shaft 311 and the connecting sleeve 33 are separately disposed, so as to facilitate processing and manufacturing. The baffle 22 matched with the accommodating cavity 331 is arranged between the first shaft sleeve 321 and the connecting sleeve 33, the baffle 22 is fixedly connected with the motor 2, and the baffle 22 mainly plays a role in isolating the first shaft sleeve 321 from the connecting sleeve 33 and prevents the magnetic rod 35 from being thrown out of the accommodating cavity 331 of the connecting sleeve 33. The driving mechanism 4 includes a driving wheel in transmission connection with the driving shaft 311, and two ends of the driving wheel are mounted in the housing 1 through bearings.
The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.
Claims (5)
1. The utility model provides a curtain motor opens and shuts, includes casing (1), installs motor (2), clutching mechanism (3) and actuating mechanism (4) in casing (1), and motor (2) drive actuating mechanism (4) through this clutching mechanism (3) and function its characterized in that: the clutch mechanism (3) comprises an output end connecting assembly (31) connected with the driving mechanism (4), an input end connecting assembly (32) connected with an output shaft (21) of the motor (2) and a connecting sleeve (33) capable of rotating relative to the shell (1), one end of the connecting sleeve (33) is in transmission connection with the output end connecting assembly (31), and the other end of the connecting sleeve (33) is provided with an accommodating cavity (331) for the input end connecting assembly (32) to extend into; the part that input coupling assembling (32) stretched into holding chamber (331) is iron-based material cam block (34), the built-in bar magnet (35) that are equipped with this cam block (34) magnetic adsorption in holding chamber (331), the chamber wall in holding chamber (331) is provided with the confession constant head tank (332) that bar magnet (35) card was gone into.
2. The retractable curtain motor of claim 1, wherein: the input end connecting assembly (32) comprises a first shaft sleeve (321) and a cam shaft (322), the cam shaft (322) is in transmission connection with an output shaft (21) of the motor (2) through the first shaft sleeve (321), and the cam block (34) is arranged on the cam shaft (322).
3. The retractable curtain motor of claim 2, wherein: a baffle plate (22) matched with the accommodating cavity (331) is arranged between the first shaft sleeve (321) and the connecting sleeve (33), and the baffle plate (22) is fixedly connected with the motor (2).
4. The retractable curtain motor of claim 1, wherein: the output end connecting assembly (31) comprises a driving shaft (311) and a second shaft sleeve (312), and the driving shaft (311) is in transmission connection with the connecting sleeve (33) through the second shaft sleeve (312).
5. The retractable curtain motor of claim 4, wherein: the driving mechanism (4) comprises a driving wheel in transmission connection with the driving shaft (311), and two ends of the driving wheel are erected in the shell (1) through bearings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021194324.0U CN212518673U (en) | 2020-06-24 | 2020-06-24 | Motor for opening and closing curtain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021194324.0U CN212518673U (en) | 2020-06-24 | 2020-06-24 | Motor for opening and closing curtain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212518673U true CN212518673U (en) | 2021-02-09 |
Family
ID=74439625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021194324.0U Active CN212518673U (en) | 2020-06-24 | 2020-06-24 | Motor for opening and closing curtain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212518673U (en) |
-
2020
- 2020-06-24 CN CN202021194324.0U patent/CN212518673U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |