CN210780090U - Surge protection assembly and device with air switch interface - Google Patents
Surge protection assembly and device with air switch interface Download PDFInfo
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- CN210780090U CN210780090U CN201921443731.8U CN201921443731U CN210780090U CN 210780090 U CN210780090 U CN 210780090U CN 201921443731 U CN201921443731 U CN 201921443731U CN 210780090 U CN210780090 U CN 210780090U
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- surge protection
- air switch
- interface
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Abstract
The utility model belongs to the technical field of circuit protection device, in order to solve among the prior art surge protection device and air switch connection bring the connection take time, occupy the big technical problem of size, the utility model provides a surge protection subassembly, device with air switch interface, the surge protection subassembly includes: a main frame for mounting the pluggable module; the air switch connecting interface comprises an extension plug connected with the main body frame; the air switch connecting interface is fixedly connected with the main body frame, and the extension plug is arranged to extend outwards from the side wall of the main body frame; the air switch connection interface is connected with a protection circuit where a circuit protection element in the surge protection device is located. The air switch interface is directly arranged on the surge protection assembly, so that when the surge protection device is matched with the air switch, the connection mode is simple, and the space can be saved.
Description
Technical Field
The utility model relates to a circuit protection device's technical field especially relates to a surge suppression device's for circuit protection technical field, specifically relates to a surge protection subassembly, device with air switch interface.
Background
Surge Protection Devices (SPD) are indispensable devices for protecting electronic devices from lightning, and have been called "arresters" or "overvoltage protectors" in the past; the surge protector has the function that when spike current or voltage is suddenly generated in an electric loop or a communication line due to external interference, the surge protector can conduct and shunt in a very short time, so that damage of surge to other equipment in the loop is avoided.
For example, chinese patent application No. CN201010019307.8 discloses a surge suppressor with thermal protection function, which comprises a housing cover and a base with a mounting plate, wherein the base is provided with a surge suppressing element and a thermal protection device, the thermal protection device comprises a metal projection electrically connected to a b-electrode of the surge suppressing element, a compression spring, and a slider with an arc extinguishing member movable on a guide rail groove of the mounting plate; when the surge suppression element works normally, the conductive metal component and the metal protruding part are electrically connected through the low-temperature welding spot, when the surge suppression element fails, the low-temperature welding spot is melted when power frequency accident current flows, the conductive metal component is disconnected from the metal protruding part, the spring pushes the arc extinguishing component on the sliding block to move, the disconnected gap is separated, an air flow is generated, the electric arc between the conductive metal component and the metal protruding part disconnection gap is blown off, and safer, timely and reliable circuit protection is provided.
For another example, the chinese patent application No. CN201620143059.0 discloses a surge protector, which includes a PCB board base, and a lightning protection module, where the lightning protection module includes a housing, a temperature probe, and a pressure sensitive chip; the lightning protection module is inserted on the PCB base; the temperature probe is arranged in the shell of the lightning protection module and is close to the pressure-sensitive chip.
However, the inventor finds that, in the process of implementing the present invention, although the protection circuit inside the surge protector is optimized in the prior art, the safety performance of the surge protector is improved; however, a plurality of protection devices, such as air switches, are usually provided in the protection circuit, and the surge protection device is connected to the protection circuit through an electric wire or a bus bar in the prior art; this causes problems of time-consuming connection, large occupied size, and the like.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem that surge protection device and air switch connection brought take time, occupation size is big among the prior art, the utility model provides a surge protection subassembly, device with air switch interface directly set up the air switch interface on the surge protection subassembly, when surge protection device cooperates with the air switch cooperation like this, the connected mode is simple, can also save space.
In order to achieve the above object, the present invention provides a technical solution comprising:
one aspect of the present invention provides a surge protection assembly with an air switch interface, the surge protection assembly being configured to mount a pluggable module in a surge protection device; it is characterized by comprising:
a main body frame for installing a pluggable module, wherein a surge protection element is arranged in the pluggable module;
an air switch connection interface including an extension plug connected with the main body frame; wherein the air switch connection interface is fixedly connected with the main body frame, and the extension plug is arranged to extend outwards from a side wall of the main body frame;
wherein the air switch connection interface is connected with a protection circuit where a circuit protection element in the surge protection device is located.
In a preferred embodiment of the present invention, the surge protection assembly further comprises: the multi-module connecting pin.
In a preferred embodiment of the present invention, the surge protection assembly further comprises: a remote signaling circuit board assembly and a remote signaling signal interface.
In a further preferred embodiment, the air switch connection interface is disposed on a first side wall of the main body frame, and the remote signaling interface is disposed on a side wall of the main body frame adjacent to the first side wall.
The utility model discloses in preferred embodiment, be provided with the base below the main body frame, air switch connects the interface and passes main body frame's lateral wall, micro-gap switch rotor is located inside the base.
In a preferred embodiment of the present invention, a through hole is disposed on a side wall that is engaged with the extension plug, and the extension plug passes through the through hole and extends outward from the side wall of the main body frame; and the air switch connecting interface also comprises an anti-drop part matched with the extension plug, and the size of the cross section of the anti-drop part is larger than that of the cross section of the through hole.
In a further preferred embodiment of the present invention, the anti-separation portion and the micro switch rotating piece are located inside the base of the surge protection assembly.
The utility model discloses in the preferred embodiment, but three plug module can be installed to the surge protection subassembly, and the surge protection subassembly is provided with three air switch connection interface that corresponds with every plug module respectively.
The utility model discloses the second aspect still provides a surge protection device with air switch interface, a serial communication port, include:
a surge protection assembly as described in any of the above mentioned first aspects, an
A pluggable module mountable to the main frame of the surge protection assembly, the pluggable module having a surge protection element disposed therein.
In the preferred embodiment of the present invention, the air switch connection interface can be directly inserted into the interface of the air switch, so that the surge protection device and the air switch pass through the air switch connection interface is directly matched.
Adopt the above technical scheme provided by the utility model, can obtain following technological effect:
the electric wire connection is changed into a plug corresponding to the jack of the air switch (namely, the plug extending from the air switch connection interface can directly connect the surge protection assembly with the air switch, so that when the surge protection device is matched with the air switch, the connection mode is simple, and the space can be saved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure and/or process particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
Fig. 1 is a schematic diagram of a surge protection device connected to an air switch in the prior art.
Fig. 2 is a schematic structural diagram of a surge protection assembly with an air switch interface according to an embodiment of the present invention.
Fig. 3 is an exploded view of a surge protection assembly with an air switch interface according to an embodiment of the present invention.
Fig. 4 is a top view of a surge protection assembly with an air switch interface according to an embodiment of the present invention.
Fig. 5 is a side view of a surge protection assembly with an air switch interface according to an embodiment of the present invention.
Fig. 6 is a front view of a surge protection assembly with an air switch interface according to an embodiment of the present invention.
Fig. 7 is a top view of a surge protection device and air switch combination according to an embodiment of the present invention.
Fig. 8 is a side view of a surge protection device and air switch combination in accordance with an embodiment of the present invention.
Fig. 9 is a schematic view of a partial structure of an air switch according to an embodiment of the present invention.
Reference numerals
| 100-a main body frame, wherein, | 110-the first side wall, and, | 112-a first card slot, and, |
| 120-the second side wall, and, | 122-a second card slot, and, | 130-the bottom of the mounting groove, |
| 140-a remote signaling signal interface for the communication, | 142-a remote signalling line board assembly, | 150-the position of the lead-out wire, |
| 152-a multi-module connection pin, | 160-a base plate, wherein the base plate is provided with a plurality of grooves, | 212-an air switch connection interface, the air switch connection interface, |
| 212 a-an extension plug, and, | 212 b-a run-off prevention portion, | 214-a micro-switch turning piece, |
| 220-a plug-in module, | 300-an air-switch assembly, the air-switch assembly, | 310-air switch wiring entry. |
Detailed Description
The following detailed description will be made with reference to the accompanying drawings and examples, so as to solve the technical problems by applying technical means to the present invention, and to fully understand and implement the technical effects of the present invention. It should be noted that the specific description is only for the purpose of making the present invention easier and clearer for those skilled in the art to understand, and is not a limiting explanation of the present invention; and as long as no conflict is formed, the embodiments and the features in the embodiments of the present invention can be combined with each other, and the technical solutions formed are all within the scope of the present invention.
Additionally, the steps illustrated in the flow charts of the drawings may be performed in a control system such as a set of controller-executable instructions and, although a logical ordering is illustrated in the flow charts, in some cases, the steps illustrated or described may be performed in an order different than that illustrated herein.
The technical solution of the present invention is described in detail below with reference to the accompanying drawings and specific embodiments.
Examples
In order to solve the technical problem that the surge protection device 01 and the air switch 02 need to be connected by electric wires or bus bars, and the occupied size is large, the embodiment provides a surge protection assembly and device with an air switch interface.
Specifically, as shown in fig. 2 to 6, the present embodiment provides a surge protection assembly with an air switch interface, which is used for installing a pluggable module in a surge protection device, and includes:
a main body frame 100 for mounting the pluggable module, where the main body frame 100 includes a first sidewall 110, a second sidewall 120, and a mounting groove bottom 130 located in the groove, so that when the pluggable module is mounted in the groove of the main body frame 100, two sidewalls of the pluggable module are respectively engaged with the first sidewall 110 and the second sidewall 120, for example, two sidewalls of the pluggable module may be respectively provided with protrusions for respectively engaging with a first slot 112 in the first sidewall 110 and a second slot 122 in the second sidewall 120; and the bottom of the pluggable module with the pins abuts the bottom 130 of the mounting slot.
A surge protection element is arranged in the pluggable module; the plugging module and the surge protection element in this embodiment may use the technical solutions known in the prior art, for example, the chinese patent application No. CN201610056703.5 surge suppression device and the corresponding voltage sensitive element; reference may also be made to the surge protection module mentioned in chinese patent application No. CN 200910041610.5. Of course, the present embodiment is not limited thereto, and the present embodiment is within the protection scope of the present embodiment as long as the present embodiment can be matched with the main body frame with the air switch interface mentioned below.
The main body frame 100 corresponding to the surge protection assembly provided by this embodiment includes an upper cover on which the first side wall 110 and the second side wall 120 are located, and further includes a base 160 engaged with the upper cover.
The air switch connection interface 212, in this embodiment, the air switch connection interface 212 may be made of conductive copper bars or conductive plastics; the air switch connection interface 212 includes an extension plug 212a connected with the main body frame 110; wherein the air switch connection interface 212 is fixedly connected with the main body frame 100, and the extension plug 212a is provided to extend outward from the first sidewall 110 of the main body frame 100;
the air switch connection interface 212 is connected to a protection circuit where a circuit protection element in the surge protection device is located, specifically, the air switch connection interface 212 may be directly connected to an output port of the surge protection device according to actual requirements, for example, a groove is provided in the air switch connection interface 212, a mounting hole for mounting a pin of a pluggable module is provided at the bottom 130 of the mounting groove of the surge protection component, and the groove in the air switch connection interface 212 is located below the mounting hole; when the pin of the pluggable module is installed in the surge protection component, the pin of the pluggable module is directly matched with the groove of the air switch connecting interface 212, so that a protection circuit where a circuit protection element in the surge protection device is located is electrically connected with the air switch connecting interface 212; however, the present embodiment is not limited to this, and for example, the output port of the surge protection device may be connected to the output port of the surge protection device through a copper bar or a wire, and the output port of the surge protection device may also be an output terminal of another element.
Therefore, in the technical scheme provided by the embodiment, the electric wire connection is changed into the plug corresponding to the jack of the air switch (namely, the plug extending from the air switch connection interface can directly connect the surge protection assembly with the air switch, so that when the surge protection device is matched with the air switch, the connection mode is simple, and the space can be saved.
As shown in fig. 2, in a preferred embodiment of this embodiment, the surge protection assembly further includes: a multi-module connection pin 152, the multi-module connection pin 152 being connectable to a pin in a pluggable module; and a microswitch rotating plate 214.
In a preferred embodiment of this embodiment, the surge protection assembly further includes: the remote signaling circuit board assembly 142 and the remote signaling signal interface 140, the remote signaling circuit board assembly 142 can detect the state of the internal circuit of the plugging module, and transmit the state signal to the external control device through the remote signaling signal interface 140. And the remote signaling circuit board assembly 142 can also be connected with a status indication assembly (which can be set as an optional assembly according to different scenes).
As shown in fig. 2-6, in a further preferred embodiment of the present embodiment, the air switch connection interface 212 is disposed on the first sidewall 110 of the main body frame 100 (i.e., extends outward from the first sidewall 110), and the remote signaling signal interface 140 is disposed on a sidewall (third sidewall) of the main body frame 110 adjacent to the first sidewall 110.
In a preferred embodiment of this embodiment, a base 160 is disposed below the main body frame 100, the air switch connection interface 212 penetrates through the first side wall 110 of the main body frame 110, and the micro switch rotation piece 214 is disposed inside the base 160, so that only the extension plug 212a of the connection circuit corresponding to the air switch connection interface 212 is exposed to the outside, which is safer and more reliable, and does not waste space.
In a preferred embodiment of the present embodiment, a through hole (not shown) is provided on the first sidewall 110, which is engaged with the extension plug 212a, and the extension plug 212a passes through the through hole and extends out of the first sidewall 110 of the main body frame 100; and the air switch connecting interface 212 further includes a coming-off prevention portion 212b engaged with the extension plug 212a, and the coming-off prevention portion 212b has a sectional size larger than that of the through hole so that the extension plug 212a does not come off the frame.
In a further preferred embodiment of this embodiment, the anti-falling portion 212b and the microswitch rotating piece 214 are both located inside the base of the surge protection assembly.
In a preferred embodiment of this embodiment, the surge protection assembly may be installed with three pluggable modules, and the surge protection assembly is provided with three air switch connection interfaces 212a corresponding to each pluggable module, i.e., the surge protection assembly may be applied to a three-phase circuit.
As shown in fig. 7 and 8, the present embodiment further provides a surge protection device with an air switch interface, the surge protection device including:
a surge protection assembly as any of the above mentioned figures 2-6, and
a pluggable module 220 mountable into the main body frame of the surge protection assembly, the pluggable module 220 having a surge protection element disposed therein; for a more detailed implementation of the pluggable module 220, reference is made to the above description, which is not repeated herein.
As shown in fig. 9, a partial structure of an air switch is provided in the present embodiment, three air switch assemblies 300 arranged in parallel may be provided to cooperate with the above-mentioned surge protection assembly with an air switch, and each air switch assembly 300 is provided with an air switch wiring inlet 310.
The air switch mentioned in the embodiment, also called an air circuit breaker, is one of circuit breakers; the switch can be automatically switched off as long as the current in the circuit exceeds the rated current. The air switch is an important electric appliance in a low-voltage distribution network and an electric power dragging system, and integrates control and multiple protection functions. Besides the contact and breaking of the circuit, the protection of short circuit, severe overload and undervoltage, etc. of the circuit or electrical equipment can be realized, and the protection device can also be used for starting the motor infrequently.
And in a preferred embodiment of this embodiment, the air switch connection interface may be directly inserted into the interface of the air switch, so that the surge protection device is directly matched with the air switch through the air switch connection interface.
Therefore, in the technical scheme provided by the embodiment, the electric wire connection is changed into the plug corresponding to the jack of the air switch (namely, the plug extending from the air switch connection interface can directly connect the surge protection assembly with the air switch, so that when the surge protection device is matched with the air switch, only simple connection is needed, and the space can be saved.
Finally, it should be understood that the above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way. The above disclosed embodiments and technical content can be utilized by any person skilled in the art to make many possible variations, simple substitutions and the like without departing from the scope of the present invention, which is within the protection scope of the present invention.
Claims (10)
1. A surge protection assembly with an air switch interface for mounting a pluggable module in a surge protection device; it is characterized by comprising:
a main body frame for installing a pluggable module, wherein a surge protection element is arranged in the pluggable module;
an air switch connection interface including an extension plug connected with the main body frame; the air switch connecting interface is fixedly connected with the main body frame, and the extension plug is arranged to extend outwards from the side wall of the main body frame;
wherein the air switch connection interface is connected with a protection circuit where a circuit protection element in the surge protection device is located.
2. A surge protection assembly according to claim 1, further comprising: a multi-module connecting pin and a microswitch rotating sheet.
3. A surge protection assembly according to claim 1, further comprising: a remote signaling circuit board assembly and a remote signaling signal interface.
4. The surge protection assembly of claim 3 wherein the air switch connection interface is disposed at a first sidewall of the body frame and the remote signaling signal interface is disposed at a sidewall of the body frame adjacent the first sidewall.
5. A surge protection assembly according to claim 1, wherein a base is provided beneath said main body frame, said air switch connection interface passing through a side wall of said main body frame, and a microswitch rotary blade located within said base.
6. A surge protection assembly according to claim 5, wherein a through hole is provided on a side wall which is engaged with said extension plug, said extension plug passing through said through hole to extend outward of a side wall of said main body frame; and the air switch connecting interface also comprises an anti-drop part matched with the extension plug, and the size of the cross section of the anti-drop part is larger than that of the cross section of the through hole.
7. A surge protection assembly according to claim 6, wherein said anti-trip portion and said microswitch rotated tab are both located within a base of the surge protection assembly.
8. A surge protection assembly according to any of claims 1-7, wherein three pluggable modules can be installed in the surge protection assembly, and wherein the surge protection assembly is provided with three air switch connection interfaces corresponding to each pluggable module.
9. A surge protection device with an air switch interface, comprising:
a surge protection assembly according to any of claims 1-8, and
a pluggable module mountable to the main frame of the surge protection assembly, the pluggable module having a surge protection element disposed therein.
10. The surge protection device of claim 9, wherein the air switch connection interface is directly pluggable into an interface of an air switch such that the surge protection device directly mates with the air switch through the air switch connection interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921443731.8U CN210780090U (en) | 2019-09-02 | 2019-09-02 | Surge protection assembly and device with air switch interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921443731.8U CN210780090U (en) | 2019-09-02 | 2019-09-02 | Surge protection assembly and device with air switch interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210780090U true CN210780090U (en) | 2020-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921443731.8U Active CN210780090U (en) | 2019-09-02 | 2019-09-02 | Surge protection assembly and device with air switch interface |
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|---|---|
| CN (1) | CN210780090U (en) |
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- 2019-09-02 CN CN201921443731.8U patent/CN210780090U/en active Active
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