CN117810040A - Internet of things control switch - Google Patents
Internet of things control switch Download PDFInfo
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- CN117810040A CN117810040A CN202311707347.5A CN202311707347A CN117810040A CN 117810040 A CN117810040 A CN 117810040A CN 202311707347 A CN202311707347 A CN 202311707347A CN 117810040 A CN117810040 A CN 117810040A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 28
- 238000009434 installation Methods 0.000 claims description 18
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 15
- 230000009471 action Effects 0.000 claims description 3
- 230000006855 networking Effects 0.000 claims 1
- 230000004044 response Effects 0.000 abstract description 5
- 235000014676 Phragmites communis Nutrition 0.000 description 8
- 230000005611 electricity Effects 0.000 description 4
- 230000005674 electromagnetic induction Effects 0.000 description 4
- 230000005389 magnetism Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 238000002955 isolation Methods 0.000 description 2
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- 230000002159 abnormal effect Effects 0.000 description 1
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- 239000002390 adhesive tape Substances 0.000 description 1
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- 239000011810 insulating material Substances 0.000 description 1
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- 230000002045 lasting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000001179 sorption measurement Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The control switch of the Internet of things comprises a shell and a wiring terminal, wherein an electromagnetic mechanism, a transmission part, a driving mechanism, a moving contact and a fixed contact are arranged in the shell, the electromagnetic mechanism comprises a first coil electrically connected with a main loop and a second coil electrically connected with a control circuit board, the first coil drives the electromagnetic mechanism to drive the transmission part to act when the current of the main loop reaches a set threshold value, the moving contact and the fixed contact are disconnected, and the second coil drives the electromagnetic mechanism to drive the transmission part to act according to a control signal output by the control circuit board, so that the moving contact and the fixed contact are closed or disconnected. Through increasing the design of first coil, realize the protection to the main loop based on, adopt the second coil to realize the divide-shut brake control simultaneously, both possess the overcurrent of circuit breaker to the main loop, short-circuit protection, can realize the divide-shut brake control of contactor again, it is faster to the response speed of divide-shut brake, can improve life again, makes it also be applied to the control field and uses, realizes the design of multipurpose.
Description
Technical Field
The invention particularly relates to an internet of things control switch.
Background
The control switch of the Internet of things is suitable for intelligent home, and remote or APP control is adopted. The conventional control switch for the internet of things only has separate switching control, and for some function protection, such as overcurrent protection, short-circuit protection and the like, a plurality of switches (such as a contactor matched with a circuit breaker) are required to be matched with each other or a plurality of functional parts are required to be matched with each other, the former increases the use cost, the latter increases the size of a product, and the latter is unfavorable for the use in a scene with limited space.
In actual use at present, the circuit breaker is mainly used as a power distribution product, is mainly used for protection, is limited in service life, is rarely used for control in actual life, is not applicable to intelligent control in the current Internet of things age because of the fact that the circuit breaker is used for control, is not suitable for intelligent control in the current Internet of things age because of the fact that the circuit breaker is used for control, and cannot lack protection in intelligent control, so that simultaneous use of a plurality of products is a normal state in intelligent control in the current Internet of things age, but the use of the plurality of products occupies a large space, and therefore how to perform multifunctional design on a single product is achieved, the size of the circuit breaker cannot be increased, and the circuit breaker is a requirement of the Internet of things age for intelligent control equipment.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the control switch of the Internet of things.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the control switch of the Internet of things comprises a shell and connecting terminals arranged at two sides of the shell, wherein an electromagnetic mechanism, a transmission part which is in linkage with the electromagnetic mechanism, a driving mechanism which is in linkage fit with the transmission part, a moving contact and a fixed contact which are arranged in pairs are arranged in the shell, the connecting terminals at two sides, the moving contact and the fixed contact form a main loop, the electromagnetic mechanism triggers the driving mechanism through the transmission part, the driving mechanism drives the moving contact and the fixed contact to separate and combine, the electromagnetic mechanism comprises a first coil which is electrically connected with the main loop and a second coil which is electrically connected with a control circuit board,
when the current of the main loop reaches a set threshold value, the first coil drives the electromagnetic mechanism to drive the transmission piece to act, so that the moving contact and the fixed contact are disconnected;
and the second coil drives the electromagnetic mechanism to drive the transmission part to act according to a control signal output by the control circuit board, so that the moving contact and the fixed contact are closed or opened.
The electromagnetic mechanism comprises a coil support and an iron core inserted in the coil support, the second coil is wound on the outer side of the coil support, and the first coil is wound on the outer side of the second coil.
The transmission piece is an armature, an elastic piece for driving the armature to be far away from the electromagnetic mechanism is arranged between the armature and the shell, and the armature can drive the driving mechanism to act under the action of the attraction force generated by the electromagnetic mechanism.
The shell is characterized in that terminal grooves for placing the wiring terminals are respectively formed in two ends of the shell, an installation space for placing the electromagnetic mechanism and the driving mechanism is formed in the middle of the shell, a first space is formed in the position, close to one side of the terminal groove, of the installation space, and a second space is formed in the position, close to the other side of the terminal groove, of the installation space.
The first space is located between the installation space and the terminal groove of the corresponding side, and the second space is located between the installation space and the terminal groove of the corresponding side.
The shell is located at the moving contact and the fixed contact and is further provided with a third space for installing the arc extinguishing chamber.
The third space is located below the terminal groove.
One end of the first coil is connected with a wiring terminal, and the other end of the first coil is connected with the movable contact.
The invention has the beneficial effects that: according to the method, the detection of the current state of the main loop is realized by increasing the design of the first coil, when the abnormal state occurs, the protection effect can be realized, meanwhile, the second coil is adopted to realize the switching control of the moving and static contacts, the multifunctional design is realized, the overcurrent and short-circuit protection of the circuit breaker to the main loop is realized, the switching control of the contactor can be realized, the product volume is reduced, the cost is reduced, the method can be suitable for wider scenes, the switching control is realized by utilizing the coil response, the response time is greatly prolonged, and the service life of the device is prolonged.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic cross-sectional view of the electromagnetic mechanism of the present invention.
Fig. 3 is a schematic structural view of the housing of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
As shown in the figure, the invention discloses an intelligent circuit breaker which comprises a shell 1 and wiring terminals 2 arranged on two sides of the shell, wherein an electromagnetic mechanism 3, a transmission part 6 which is in linkage with the electromagnetic mechanism, a driving mechanism which is in linkage fit with the transmission part, a moving contact 9 and a fixed contact 11 which are arranged in pairs are arranged in the shell, the wiring terminals on two sides respectively form a main loop with the moving contact and the fixed contact, the electromagnetic mechanism drives the moving contact and the fixed contact to open and close through the transmission part and the driving mechanism, the moving contact and the fixed contact are contacted to realize switching on when the moving contact and the fixed contact are separated to realize switching off, namely, the moving contact and the fixed contact are closed or opened to enable the main loop to be conducted or disconnected, and further the main loop is controlled.
The transmission piece 6 is arranged above the electromagnetic mechanism, the driving mechanism and the electromagnetic mechanism are arranged side by side, the moving contact is arranged below the driving mechanism and can rotate under the driving of the driving mechanism, the moving contact is closed or opened with the fixed contact arranged in front of the moving contact, meanwhile, the moving contact is fixedly arranged at one end of the reed, the reed 4 is used for supporting and fixing the moving contact, the other end of the reed 4 is arranged below the electromagnetic mechanism, the reed 4 is used for fixing the moving contact, after the driving mechanism is used for driving the moving contact to rotate for a certain angle, the dead point of the reed is overcome, the state of the moving contact is maintained by the reed, continuous power supply to the driving mechanism is avoided, and abrasion of parts is accelerated.
The electromagnetic mechanism can generate suction force or repulsive force through electromagnetic induction, and can also drive the ejector rod or the pull rod matched with the movable iron core to act through electromagnetic induction, so that the transmission piece matched with the electromagnetic mechanism is driven to act, and the specific electromagnetic mechanism can be selected according to the requirement or the cost requirement.
For the electromagnetic mechanism, the corresponding transmission piece can be an armature or a magnet which can be absorbed, or a driving rod which is arranged by utilizing the lever principle, drives the driving rod to move relatively through pushing or pulling, and triggers the driving mechanism to move.
The electromagnetic mechanism comprises a first coil 13 electrically connected with the main loop and a second coil 14 electrically connected with the control circuit board, wherein when the current of the main loop reaches a set threshold (such as overcurrent, overheat, short circuit and the like), the first coil 13 drives the electromagnetic mechanism to drive the transmission part to act so as to realize the disconnection of the moving contact and the fixed contact, and the second coil drives the electromagnetic mechanism to drive the transmission part to act according to a control signal output by the control circuit board so as to realize the connection or disconnection of the moving contact and the fixed contact.
When the switch works normally, the control circuit board outputs a control signal to enable the electromagnetic mechanism to drive the transmission part to act, the transmission part drives the driving mechanism to further enable the movable contact to act, closing or opening operation is completed, and because the state of the movable contact is maintained by the reed, the electromagnetic mechanism can not continuously obtain electricity at the moment, so that energy consumption is reduced, and the movable contact can be continuously driven to open or close when triggered next time, so that breaking operation is realized. Meanwhile, the second coil is controlled to be in electric response, so that the response time of the second coil is greatly improved compared with that of the conventional reclosing mechanism adopting a gear transmission mode, the action of opening or closing can be realized in the shortest time, and the safety of electricity consumption is greatly ensured.
The control signal refers to a high level or single square wave signal output by the control circuit board, and drives the electromagnetic mechanism to act once through single triggering, so that single opening or closing of the moving contact is realized, and the control signal can be set to a stable level lasting for a certain time, so that the interference is avoided to influence the misoperation of the electromagnetic mechanism.
When the main circuit is in a closed state, if excessive current or short circuit occurs in the main circuit, the first coil enables the electromagnetic mechanism to perform electromagnetic induction, so that the transmission piece is driven to act, and the transmission piece performs opening operation on the moving contact through the driving mechanism, so that the overcurrent or short circuit protection function is realized.
The design of two coils can be that two electromagnetic mechanisms are adopted, each electromagnetic mechanism is provided with one coil, the control and protection functions are respectively realized, or the same electromagnetic mechanism is adopted, and different function triggers are realized by utilizing the two coils.
The electromagnetic mechanism comprises a coil support 5 and an iron core, the second coil is wound on the outer side of the coil support, and the first coil is wound on the outer side of the second coil. Wherein the electromagnetic attraction or produce pulling force or thrust demand is realized as required, can select different iron cores selectively, like the iron core of mountain font for the iron core produces magnetism under the effect of coil, if adopts the columnar iron core, then utilizes the design of sound iron core, makes movable iron core can relative movement, and then forms thrust or pulling force.
The application preferably adopts coil support 5, and wherein is equipped with iron core 12, simultaneously at coil support outside winding second coil 14, then twine first coil 13 in the second coil 14 outside again, and both mutually noninterfere, and wherein when second coil 14 gets the electricity, make the iron core produce magnetism through electromagnetic induction, and then remove the adsorption armature, and first coil 13 then when reaching the electric current of certain threshold value, just can make the iron core produce magnetism, and then guarantee at normal during operation, first coil even makes the electricity, also can not make the iron core produce magnetism.
The insulating layer is arranged between the first coil and the second coil, the insulating isolation between the two coils can be realized by directly winding the adhesive tape outside the second coil, the mutual influence is avoided, and the second coil and the first coil can be isolated in other insulating modes.
Or directly winding the first coil or the second coil by using the enameled wire, so that insulation between the two coils is realized, and the step of additionally adopting an insulating material is omitted.
Preferably, the transmission piece is an armature, an elastic piece for driving the armature to be far away from the electromagnetic mechanism is arranged between the armature and the shell, the elastic piece can be a torsion spring or a tension spring or a compression spring, only one end of the elastic piece, which is matched with the driving mechanism, is required to be driven to tilt upwards, one end of the armature is close to the electromagnetic mechanism, the other end of the armature can be driven by the electromagnetic mechanism to enable the driving mechanism to drive the moving contact to act, namely, the electromagnetic mechanism is utilized to absorb the armature, the armature moves downwards, and the driving mechanism is driven to enable the moving contact to be correspondingly opened or closed.
The armature can also be arranged above the electromagnetic mechanism in a relatively slidable way, and the electromagnetic mechanism is utilized to absorb the armature to drive the armature to move downwards, so as to trigger the driving mechanism to enable the movable contact to be correspondingly opened or closed.
The driving mechanism comprises a rotating shaft 8 which is arranged in the shell in a movable way and a push rod 7 which is arranged between the transmission piece and the rotating shaft, and the rotating shaft drives the moving contact and the fixed contact to be closed or opened under the drive of the push rod.
Simplify inner structure for the part quantity that mutually supports descends, and the life of every part of extension that can be better cooperates the design of double coil simultaneously, can not lose the overcurrent or the short-circuit protection to the main loop again in the control that realizes the divide-shut brake, when making it can be applied to the control, can also play the effect of protection.
The rotating shaft is rotatably arranged in the shell, a bayonet is arranged at the bottom of the rotating shaft, the moving contact is L-shaped, the bottom of the moving contact is supported by the reed, the upper end of the moving contact is embedded in the bayonet, namely the moving contact is movably connected with the rotating shaft, and the moving contact can rotate relatively along with the rotating shaft, and is rotated anticlockwise or clockwise to contact or disconnect with the fixed contact.
The casing both ends are equipped with the terminal groove 15 that is used for setting up binding post respectively, be equipped with the installation space 17 that is used for placing electromagnetic mechanism and actuating mechanism in the middle of the casing, the casing both ends are equipped with the terminal groove 15 that is used for placing binding post respectively, be equipped with the installation space that is used for placing electromagnetic mechanism and actuating mechanism in the middle of the casing, the installation space is equipped with first space 19 near the position in one side terminal groove, the installation space is equipped with second space 16 near the position in opposite side terminal groove.
The first space can be used for placing a control circuit board or a mutual inductor, and the second space can be used for placing the mutual inductor or the control circuit board, so that position exchange setting can be performed according to requirements.
The first space is preferably located between the installation space and the corresponding side terminal groove, and the second space is located between the installation space and the corresponding side terminal groove.
Namely, a first space 19 for accommodating the control circuit board is arranged between the mounting space 17 and the terminal groove on one side, and a second space 16 for accommodating the transformer is arranged between the mounting space and the terminal groove on the other side. Through optimizing the space in the shell, the space utilization rate in the shell is improved, the control circuit board and the transformer are divided into two sides, and isolation is realized by the intermediate space.
Or the second space on one side is arranged between the installation space and the terminal groove, and the first space on the other side can be arranged side by side with the terminal groove, namely, the second space is arranged on the lower side of the terminal groove, so that the size of the installation space can be increased.
The shell is further provided with a third space 18 for installing the arc extinguishing chamber 10 at the positions of the movable contact and the fixed contact, and the space in the shell is fully utilized. The third space is located the downside of binding post, has increased overload protection's function, so set up the explosion chamber in moving contact and stationary contact department for quick arc extinction, and then can bear great electric current.
One end of the first coil is connected with a wiring terminal, the other end of the first coil is connected with a moving contact to realize electric connection with a main loop, meanwhile, only when the moving contact and a fixed contact are closed, the first coil is involved in operation, and then plays a role in protection when the moving contact and the fixed contact are closed, when the current in the main loop exceeds a threshold value, such as overcurrent or short circuit, the first coil is enabled to work, the iron core generates magnetic force, and then the transmission piece is driven to act.
And one end of the first coil, which is connected with the moving contact, can be connected with the moving contact through a conductive piece, and also can be directly connected with the moving contact, and is designed according to design requirements.
The examples should not be construed as limiting the invention, but any modifications based on the spirit of the invention should be within the scope of the invention.
Claims (8)
1. The utility model provides an thing networking control switch which characterized in that: the electromagnetic mechanism (3) comprises a first coil (13) electrically connected with the main circuit and a second coil (14) electrically connected with a control circuit board,
when the current of the main loop reaches a set threshold value, the first coil (13) drives the electromagnetic mechanism (3) to drive the transmission piece (6) to act, so that the moving contact (9) and the fixed contact (11) are disconnected;
the second coil (14) drives the electromagnetic mechanism (3) to drive the transmission piece (6) to act according to a control signal output by the control circuit board, so that the moving contact (9) and the fixed contact (11) are closed or opened.
2. The internet of things control switch of claim 1, wherein: the electromagnetic mechanism (3) comprises a coil support (5) and an iron core (12) inserted into the coil support, the second coil (14) is wound on the outer side of the coil support (5), and the first coil (13) is wound on the outer side of the second coil (14).
3. The internet of things control switch according to claim 1 or 2, wherein: the transmission piece (6) is an armature, an elastic piece for driving the armature to be far away from the electromagnetic mechanism (3) is arranged between the armature and the shell, and the armature can drive the driving mechanism to act under the action of a magnetic field generated by the electromagnetic mechanism.
4. The internet of things control switch of claim 1, wherein: the shell is characterized in that terminal grooves for placing the wiring terminals are respectively formed in two ends of the shell, an installation space for placing the electromagnetic mechanism and the driving mechanism is formed in the middle of the shell, a first space is formed in the position, close to one side of the terminal groove, of the installation space, and a second space is formed in the position, close to the other side of the terminal groove, of the installation space.
5. The internet of things control switch of claim 4, wherein: the first space is located between the installation space and the terminal groove of the corresponding side, and the second space is located between the installation space and the terminal groove of the corresponding side.
6. The internet of things control switch of claim 1, wherein: the shell is positioned at the moving contact and the fixed contact and is also provided with a third space (18) for installing the arc extinguishing chamber (10).
7. The internet of things control switch of claim 6, wherein: the third space (18) is located below the terminal slot.
8. The internet of things control switch of claim 1, wherein: one end of the first coil (13) is connected with a connecting terminal, and the other end of the first coil is connected with a moving contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311707347.5A CN117810040A (en) | 2023-12-13 | 2023-12-13 | Internet of things control switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311707347.5A CN117810040A (en) | 2023-12-13 | 2023-12-13 | Internet of things control switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117810040A true CN117810040A (en) | 2024-04-02 |
Family
ID=90434147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311707347.5A Pending CN117810040A (en) | 2023-12-13 | 2023-12-13 | Internet of things control switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117810040A (en) |
-
2023
- 2023-12-13 CN CN202311707347.5A patent/CN117810040A/en active Pending
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