CN212935501U - Automatic power-off device for manual operation process of electric actuator - Google Patents
Automatic power-off device for manual operation process of electric actuator Download PDFInfo
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- CN212935501U CN212935501U CN202021925559.2U CN202021925559U CN212935501U CN 212935501 U CN212935501 U CN 212935501U CN 202021925559 U CN202021925559 U CN 202021925559U CN 212935501 U CN212935501 U CN 212935501U
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- electric actuator
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- manual operation
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Abstract
The utility model discloses an automatic power-off device used in the manual operation process of an electric actuator, which comprises a mechanical manual assembly, wherein the mechanical manual assembly comprises a manual wrench and an encapsulation base body provided with an insertion hole of the manual wrench; the Hall detection assembly comprises a Hall detection element arranged in the packaging base body and magnetic elements arranged at symmetrical positions of the Hall detection element, and the Hall detection element and the magnetic elements form a magnetic field, so that the state of the circuit is changed and controlled. The driving control assembly comprises a micro control element and a driving element connected to the micro control element, and the micro control element can receive signals to control the driving element. The utility model discloses simple structure has the auto-power-off function, need not to cut off executor external power supply, and personnel operate safe and reliable, easy and simple to handle.
Description
Technical Field
The utility model relates to an electric actuator technical field specifically is an auto-power-off device for electric actuator manual operation process.
Background
The traditional manual operation of the electric actuator does not have the automatic power-off function, and the traditional manual operation of the electric actuator has two realization forms: when the manual mechanical device is connected with the electric control driving mechanical device, the external power supply of the electric actuator is cut off if the manual function is used; when the manual mechanism is not associated with the electric control driving mechanism, in this case, the transmission gear of the electric control driving mechanism must be cut off if the manual function is used, but the structure is complex to realize.
The defects of the prior art are as follows: in the first case, the external power supply is cut off, and the back electromotive force generated by the manual incorrect operation is too large, so that the circuit elements may be burned out. In the second case, the structural realization is more complex with a consequent increase in costs. The comprehensive structure also has the defects of mechanical abrasion, inconvenient operation of personnel, short service life and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an auto-power-off device for electric actuator manual operation process to solve the problem that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an auto-power-off device for use in manual operation of an electric actuator, comprising:
the mechanical and manual assembly comprises a manual wrench and an encapsulation base body provided with an insertion opening of the manual wrench;
the Hall detection assembly comprises a Hall detection element arranged in the packaging base body and magnetic elements arranged at symmetrical positions of the Hall detection element, and the Hall detection element and the magnetic elements form a magnetic field, so that the state of the circuit is changed and controlled.
By adopting the technical scheme, the manual wrench is inserted into the packaging base body through the insertion opening, so that the magnetic field state of the Hall detection element generated in the packaging base body can be changed, and the Hall detection element sends a level signal due to the change of the magnetic field state, so that whether a circuit is disconnected or not is controlled.
As a further aspect of the present invention: the hand wrench comprises a rod portion, one end of the rod portion extends to be provided with a handheld portion, and the other end of the rod portion extends to be provided with an insertion wrench head. The rod part, the handheld part and the insertion plate head are respectively provided with a 90-degree bending part.
Through adopting foretell technical scheme, through being provided with manual spanner, this manual spanner simple structure pole portion with handheld portion and bend respectively between the insertion wrench head and form 90 degrees portions of bending, can the manual operation in-process, use more in a flexible way.
As a further aspect of the present invention: and the signal output end of the Hall detection element is provided with the drive control assembly.
By adopting the technical scheme, after the Hall detection element detects the signal change, the signal change is transmitted to the drive control assembly for circuit control.
As a further aspect of the present invention: the driving control assembly comprises a micro control element, a driving element connected to the micro control element and a transmission assembly connected to the driving element, and the micro control element can receive signals to control the driving element.
By adopting the technical scheme, the micro control element, the driving element and the transmission assembly are arranged, so that the driving element can be controlled to output power by receiving signals, and power transmission is carried out through the transmission assembly.
As a further aspect of the present invention: the signal input end of the micro control element is connected to the Hall detection element, and the signal output end of the micro control element is connected with the driving element.
By adopting the technical scheme, the micro control element receives signals by being connected with the Hall detection element, and then the circuit of the driving element is controlled to be closed according to the signal state.
As a further aspect of the present invention: the packaging base body comprises a cavity for arranging the Hall detection element and a wrench insertion cavity communicated with the insertion hole.
By adopting the technical scheme, the packaging substrate is internally provided with the cavity for placing the Hall detection element and the wrench insertion cavity respectively, so that the parts of the device are ensured to have enough space in the working process.
As a further aspect of the present invention: the Hall detection element is a Hall effect sensor, and the cavity and the wrench insertion cavity are mutually independent and isolated.
By adopting the technical scheme, the Hall sensor with the Hall effect is adopted to change the signal state, and meanwhile, the cavity and the wrench insertion cavity are mutually independent, so that the device can not mutually interfere in the working process.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses novel structure inserts the encapsulation base member through setting up manual spanner, and then blocks the magnetic field state that hall detecting element formed, rethread micro control element control drive element reach the effect of auto-power-off, and this kind of design simple structure, mechanical components in the encapsulation base member simultaneously with hall detecting element does not have any contact, no mechanical wear, and when inserting the encapsulation base member through manual spanner moreover, micro control element closes drive element's connection according to the change of hall detecting element signal state, and the simple operation is safe in utilization.
Drawings
Fig. 1 is a schematic diagram of a horizontal cross-sectional structure of some embodiments of the present disclosure;
fig. 2 is a schematic vertical section structure of some embodiments of the present disclosure;
fig. 3 is a cross-sectional view of a package substrate according to some embodiments of the present disclosure;
fig. 4 is a schematic structural view of a hand wrench according to some embodiments of the present disclosure;
fig. 5 is a perspective view of a package substrate according to some embodiments of the present disclosure;
in the figure: 1. a mechanical-manual assembly; 10. an insertion opening; 11. packaging the substrate; 2. a manual wrench; 20. a bending part; 21. a rod portion; 22. a hand-held portion; 23. inserting the board head; 3. a Hall detection assembly; 30. a Hall detection element; 31. a magnetic element; 32. a cavity; 33. a wrench insertion cavity; 4. a drive control assembly; 41. a micro-control element; 42. a drive element; 43. and a transmission assembly.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, in an embodiment of the present invention, an auto-power-off device for manual operation of an electric actuator includes a mechanical manual assembly 1, a manual wrench 2, a package substrate 3, and a driving control assembly 4:
a mechanical manual assembly 1, which comprises a manual wrench 2 and a packaging base body 11 provided with an insertion opening 10 of the manual wrench 2;
the hall detection assembly 3 comprises a hall detection element 30 arranged inside the packaging base body 11, magnetic elements 31 arranged at symmetrical positions of the hall detection element 30, and a drive control assembly 4 connected with the hall detection element 30, wherein the state change of a magnetic field formed by the hall detection element 30 and the magnetic elements 31 can enable the drive control assembly 4 to be automatically powered off.
The manual wrench 2 of the embodiment includes a shaft portion 21, a hand-held portion 22 extending from one end of the shaft portion 21, and an insertion plate head 23 extending from the other end of the shaft portion 21. The rod 21, the handle 22 and the insertion plate head 23 are respectively formed with a 90-degree bending portion 20.
The driving control assembly 4 of the embodiment includes a micro control element 41, a driving element 42 connected to the micro control element 41, and a transmission assembly 43 connected to the driving element 42, wherein the micro control element 41 is capable of receiving a signal to control the driving element 42.
The signal input end of the micro control element 41 is connected to the hall detection element 30, and the signal output end of the micro control element 41 is connected to the driving element 42. The signal connection and transmission relationship between the elements is that the hall detection element 30 transmits a signal to the micro control element 41, and the micro control element 41 controls and drives the driving element 42 to open and close the circuit according to different signal states.
The package base 3 of the embodiment further includes a cavity 32 for disposing the hall sensing element 30, and a wrench insertion cavity 33 in communication with the insertion port 30. The hall detection element 30 is a hall effect sensor, and the cavity 32 and the wrench insertion cavity 33 are isolated from each other. Under the condition of mutual isolation, each component can not interfere, and meanwhile, the signal state change and transmission under different conditions can be realized by means of the Hall magnetic field effect.
The utility model discloses novel structure, the operation is stable, following does the utility model discloses the working process:
if the manual function is used, the manual wrench 2 is required to pass through the insertion opening 30 to enter the magnetic field formed by the hall detection element 30 and be inserted into the packaging base body 3; when the manual wrench 2 is not inserted, the magnetic field of the hall detection element 30 acts on the hall semiconductor, so that the hall semiconductor is unevenly distributed to generate voltage, the threshold switch is opened all the time to output low level, and at the moment, the output signal of the hall detection element 30 received by the micro control element 41 is low level, so that the electric mode is considered to work; when the manual wrench 2 is inserted into the hall detection element, the manual wrench 2 blocks the magnetic field to act on the hall semiconductor, so that the hall semiconductor electrons are uniformly distributed and no voltage difference is generated, the threshold switch is turned off to output a high level, the micro control element 41 receives the change of the output signal of the hall detection element 30, the driving element 42 is turned off to drive the power of the transmission assembly 43, and the purpose of automatic power off is achieved.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. An auto-power-off device for use in manual operation of an electric actuator, comprising:
the mechanical and manual assembly (1) comprises a manual wrench (2) and a packaging base body (11) provided with an insertion opening (10) of the manual wrench;
the Hall detection assembly (3) comprises a Hall detection element (30) arranged inside the packaging base body and a magnetic element (31) arranged at the symmetrical position of the Hall detection element, and the Hall detection element and the magnetic element form a magnetic field, so that the state of the circuit is changed and further controlled.
2. The automatic power-off device for the manual operation process of the electric actuator according to claim 1, wherein the manual wrench comprises a rod portion (21), a handheld portion (22) is extended from one end of the rod portion, and an insertion plate head (23) is extended from the other end of the rod portion, and the rod portion and the handheld portion and the insertion plate head are respectively formed with a 90-degree bent portion (20).
3. The automatic power-off device for manual operation of electric actuator as claimed in claim 1, wherein the signal output terminal of the hall sensing element is provided with a drive control assembly (4).
4. An auto-power-off device for use in manual operation of an electric actuator according to claim 3 wherein the drive control assembly comprises a micro-control element (41), a drive element (42) coupled to the micro-control element, and a transmission assembly (43) coupled to the drive element, the micro-control element being capable of receiving signals to control the drive element.
5. The auto-power-off device for manual operation of an electric actuator according to claim 4, wherein the signal input terminal of the micro-control element is connected to the Hall detection element, and the signal output terminal of the micro-control element is connected to the driving element.
6. The auto-power-off device for manual operation of an electric actuator according to claim 5, wherein the package base includes a cavity (32) for disposing the hall sensing element, and a wrench insertion cavity (33) communicating with the insertion opening.
7. The auto-power-off device for manual operation of an electric actuator of claim 6, wherein the Hall sensing element is a Hall effect sensor, and the cavity is isolated from the wrench insertion cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021925559.2U CN212935501U (en) | 2020-09-04 | 2020-09-04 | Automatic power-off device for manual operation process of electric actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021925559.2U CN212935501U (en) | 2020-09-04 | 2020-09-04 | Automatic power-off device for manual operation process of electric actuator |
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| Publication Number | Publication Date |
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| CN212935501U true CN212935501U (en) | 2021-04-09 |
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| CN202021925559.2U Active CN212935501U (en) | 2020-09-04 | 2020-09-04 | Automatic power-off device for manual operation process of electric actuator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115252145A (en) * | 2022-07-08 | 2022-11-01 | 上海神玑医疗科技有限公司 | Emergency clutch device and blood vessel intervention equipment |
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2020
- 2020-09-04 CN CN202021925559.2U patent/CN212935501U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115252145A (en) * | 2022-07-08 | 2022-11-01 | 上海神玑医疗科技有限公司 | Emergency clutch device and blood vessel intervention equipment |
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