CN201594506U - Relay socket with built-in circuit - Google Patents
Relay socket with built-in circuit Download PDFInfo
- Publication number
- CN201594506U CN201594506U CN2010203011185U CN201020301118U CN201594506U CN 201594506 U CN201594506 U CN 201594506U CN 2010203011185 U CN2010203011185 U CN 2010203011185U CN 201020301118 U CN201020301118 U CN 201020301118U CN 201594506 U CN201594506 U CN 201594506U
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- relay
- circuit board
- board assemblies
- input port
- diode
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Abstract
The utility model discloses a relay socket with a built-in circuit. The relay socket comprises a base, a cover plate, a circuit board component, a relay and an input port used for being connected with an external power supply. The circuit board component is connected between the input port and a coil lead of the relay and consists of a diode, a light emitting diode, a resistor and a protective electronic element, wherein the light emitting diode which is in series connection with the current limiting resistor is in series connection with the diode after being parallelly connected with the protective electronic element. After the circuit board component with strong expansibility is connected between the input of the external power supply and the coil of the relay, the relay socket has the advantages of simple structure, low voltage consumption, fine circuit protection, high expansibility and the like, solves the problems that the conventional relay socket is high in voltage consumption and can not protect circuits against being damaged by surging impact, and is economic, safe and reliable.
Description
Technical field
The utility model relates to a kind of relay socket, particularly relates to the socket that a kind of small ultra-thin relay series matching that is used in the industrial control system uses.
Background technology
The existing relay socket normally is made up of the inserted sheet in pedestal, the pedestal, circuit board assemblies in the pedestal and shell etc., circuit board assemblies then mainly is made of electric bridge and other electron component, and outside input voltage is by exporting to other electron component and relay coil after the electric bridge conversion.The circuit of this structure, input voltage will be consumed a part, thereby can cause the resulting voltage of relay coil on the low side through behind the electric bridge, like this, just may make relay produce abnormal operation.As everyone knows, usually exist various surge voltages in the supply line, and relay coil also can produce higher reverse surge voltage in the moment of on/off electricity, and these surge voltages can produce destructive effects to relay coil and external control circuit.Traditional relay socket with regard to exist voltage consumption big and well protective circuit avoid the problem that surge impact destroys, thereby just can not guarantee the fail safe and the reliability of system well.
The utility model content
The purpose of this utility model is to overcome the deficiency of prior art, and a kind of relay socket with built-in circuit is provided, and it is low to have a voltage consumption, and good circuit protection function and stronger advantages such as autgmentability are a kind of economy and safe and reliable relay socket.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of relay socket with built-in circuit comprises pedestal, cover plate, circuit board assemblies, relay and is used for drawing the input port that connects external power source; Cover plate is connected with pedestal and fixes; Circuit board assemblies, relay and input port are loaded in the pedestal respectively and are contained in cover plate and the corresponding cavity that pedestal is surrounded; This circuit board assemblies is connected between the coil pin of input port and relay; This circuit board assemblies is made up of a diode, a light-emitting diode, a current-limiting resistance and a protection type electronic component; First branch road that is constituted after light-emitting diode is connected with current-limiting resistance is in parallel with independent protection type electronic component as second branch road again; The two ends of protection type electronic component are connected with two coil pin of relay respectively as the output of circuit board assemblies; First branch road and one after second branch road is in parallel are connected to terminals of input port, and the other end after first branch road and the second branch road parallel connection is connected with an end of diode, and the other end of diode is connected to another terminals of input port.
Described protection type electronic component is a Transient Suppression Diode.
Described protection type electronic component is piezo-resistance or voltage-stabiliser tube or fast recovery diode.
Also be connected with two braces between described circuit board assemblies and the input port, each end of two braces is weldingly connected with circuit board assemblies respectively and connects, and each other end of two braces is connected with two terminals of input port respectively.
Also be connected with two between described circuit board assemblies and the relay coil pin and be connected the folder spring, each end of two connection folder springs is weldingly connected with circuit board assemblies respectively and connects, and two each other ends that connects the folder springs are connected with two coil pin of relay respectively.
A kind of relay socket of the present utility model with built-in circuit, be that each end with two braces is welded on the circuit board assemblies, each other end of two braces is connected with two terminals of input port respectively and as power input, two each ends that connects the folder spring are welded on the circuit board assemblies, and two each other ends that connects the folder spring are as two coil pin corresponding are connected of output with relay.Circuit board assemblies adopts light-emitting diode, protection type electronic component (such as Transient Suppression Diode), compositions such as diode and other auxiliary electron element.With the coils from parallel connection of coils of relay, play power supply energising indicative function behind current-limiting resistance of light-emitting diode series connection.The protection type electronic component is (such as Transient Suppression Diode; it can certainly be the other electron component of similar effect; as piezo-resistance, voltage-stabiliser tube; fast recovery diode etc.) be connected in parallel on two ends near relay coil; since it have fast, transient power of response time big, be a kind of high-effect protection device; the protection relay coil is avoided the damage of various surge pulses effectively; simultaneously; when it can also the power down of good absorption relay coil; the reverse surge that produces is impacted, and plays the effect of protection external equipment.Diode is serially connected on the major loop, avoids taking place because of the artificial origin, connects short circuit and the light-emitting diode that anti-power positive cathode causes and burns out.
The beneficial effects of the utility model are: owing to adopted a diode, a light-emitting diode, a current-limiting resistance and a protection type electronic component to come the built-up circuit board component; And first branch road that is constituted after light-emitting diode is connected with current-limiting resistance is in parallel with independent protection type electronic component as second branch road again; The two ends of protection type electronic component are connected with two coil pin of relay respectively as the output of circuit board assemblies; First branch road and one after second branch road is in parallel are connected to terminals of input port, and the other end after first branch road and the second branch road parallel connection is connected with an end of diode, and the other end of diode is connected to another terminals of input port.This structure is to have introduced the stronger circuit board assemblies of autgmentability between externally power supply input and the relay coil; have simple in structure; voltage consumption is low; good circuit protection function and stronger advantages such as autgmentability; overcome traditional relay socket exist voltage consumption big and well protective circuit avoid the problem that surge impact destroys, be a kind of economy and safe and reliable relay socket.
Below in conjunction with drawings and Examples the utility model is described in further detail; But a kind of relay socket with built-in circuit of the present utility model is not limited to embodiment.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the connection diagram of circuit board assemblies of the present utility model;
Fig. 3 is circuit theory diagrams of the present utility model.
Embodiment
Embodiment, shown in accompanying drawing, a kind of relay socket with built-in circuit of the present utility model comprises pedestal 1, cover plate (not shown), circuit board assemblies 2, relay 3 and is used for drawing the input port that connects external power source that input port includes terminals 41 and terminals 42; Cover plate is connected with pedestal 1 and fixes; Circuit board assemblies 2, relay 3 and input port are loaded in the pedestal 1 respectively and are contained in cover plate and the corresponding cavity that pedestal 1 is surrounded; This circuit board assemblies 2 is connected between the coil pin (comprising coil pin 31 and coil pin 32) of input port (comprising terminals 41 and terminals 42) and relay; This circuit board assemblies 2 is made up of a diode D1, a LED, a current-limiting resistance R1 and a protection type electronic component, the protection type electronic component of present embodiment adopts Transient Suppression Diode TVS, certainly, other electron component such as piezo-resistance or the voltage-stabiliser tube or the fast recovery diode etc. of similar effect also can have been adopted; First branch road that is constituted after LED is connected with current-limiting resistance R1 is in parallel with independent Transient Suppression Diode TVS as second branch road again; The two ends of Transient Suppression Diode TVS are connected with two coil pin (being coil pin 31 and coil pin 32) of relay respectively as the output of circuit board assemblies 2; First branch road is terminals 41 with terminals that are connected to input port after second branch road is in parallel, the other end after first branch road and the second branch road parallel connection is connected with the end of diode D1, and the other end of diode D1 is connected to another terminals 42 of input port.
Wherein:
Described circuit board assemblies 2 and input port are that also to be connected with two braces between terminals 41, the terminals 42 be brace 51 and brace 52, each end of two braces (being brace 51 and brace 52) is weldingly connected with circuit board assemblies 2 respectively and connects, each other end of two braces (being brace 51 and brace 52) respectively with two terminals (being terminals 41 and terminals 42) corresponding being connected of input port.
Also being connected with two between described circuit board assemblies 2 and the relay coil pin (being coil pin 31 and coil pin 32) is connected the folder spring and promptly connects folder spring 61 and be connected and press from both sides spring 62, two each ends that connects folder springs (promptly connect folder spring 61 and is connected folder spring 62) are weldingly connected with circuit board assemblies 2 respectively and connect, two each other ends that connects folder springs (promptly connect to press from both sides spring 61 and be connected and press from both sides spring 62) respectively with two coil pin (being coil pin 31 and coil pin 32) corresponding being connected of relay.
A kind of relay socket of the present utility model with built-in circuit, be that each end with two braces (being brace 51 and brace 52) is welded on the circuit board assemblies 2, each other end of two braces (being brace 51 and brace 52) is connected with two terminals (being terminals 41 and terminals 42) of input port respectively and as power input, two each ends that connects folder spring (promptly connect folder spring 61 and be connected folder spring 62) are welded on the circuit board assemblies 2, and two each other ends that connects folder spring (promptly connect folder spring 61 and be connected folder spring 62) are as two coil pin (be coil pin 31 and coil pin 32) corresponding be connected of output with relay.Circuit board assemblies 2 adopts LED, Transient Suppression Diode TVS, compositions such as diode D1 and other auxiliary electron element.With the coils from parallel connection of coils of relay, play power supply energising indicative function behind current-limiting resistance R1 of LED series connection.Transient Suppression Diode TVS can certainly be the other electron component of similar effect; as piezo-resistance, voltage-stabiliser tube; fast recovery diodes etc. are connected in parallel on the two ends near relay coil J1; since it have fast, transient power of response time big, be a kind of high-effect protection device of diode form; protection relay coil J1 avoids the damage of various surge pulses effectively; simultaneously; when it can also the power down of good absorption relay coil; the reverse surge that produces is impacted, and plays the effect of protection external equipment.Diode D1 is serially connected on the major loop, avoids taking place because of the artificial origin, connects short circuit and the light-emitting diode that anti-power positive cathode causes and burns out.
The foregoing description only is used for further specifying a kind of relay socket with built-in circuit of the present utility model; but the utility model is not limited to embodiment; every foundation technical spirit of the present utility model all falls into the protection range of technical solutions of the utility model to any simple modification, equivalent variations and modification that above embodiment did.
Claims (6)
1. the relay socket with built-in circuit comprises pedestal, cover plate, circuit board assemblies, relay and is used for drawing the input port that connects external power source; Cover plate is connected with pedestal and fixes; Circuit board assemblies, relay and input port are loaded in the pedestal respectively and are contained in cover plate and the corresponding cavity that pedestal is surrounded; This circuit board assemblies is connected between the coil pin of input port and relay; It is characterized in that: this circuit board assemblies is made up of a diode, a light-emitting diode, a current-limiting resistance and a protection type electronic component; First branch road that is constituted after light-emitting diode is connected with current-limiting resistance is in parallel with independent protection type electronic component as second branch road again; The two ends of protection type electronic component are connected with two coil pin of relay respectively as the output of circuit board assemblies; First branch road and one after second branch road is in parallel are connected to terminals of input port, and the other end after first branch road and the second branch road parallel connection is connected with an end of diode, and the other end of diode is connected to another terminals of input port.
2. the relay socket of band built-in circuit according to claim 1 is characterized in that: described protection type electronic component is a Transient Suppression Diode.
3. the relay socket of band built-in circuit according to claim 1 is characterized in that: described protection type electronic component is piezo-resistance or voltage-stabiliser tube or fast recovery diode.
4. according to the relay socket of claim 1 or 2 or 3 described band built-in circuits, it is characterized in that: also be connected with two braces between described circuit board assemblies and the input port, each end of two braces is weldingly connected with circuit board assemblies respectively and connects, and each other end of two braces is connected with two terminals of input port respectively.
5. according to the relay socket of claim 1 or 2 or 3 described band built-in circuits, it is characterized in that: also be connected with two between described circuit board assemblies and the relay coil pin and be connected the folder spring, each end of two connection folder springs is weldingly connected with circuit board assemblies respectively and connects, and two each other ends that connects the folder springs are connected with two coil pin of relay respectively.
6. the relay socket of band built-in circuit according to claim 4, it is characterized in that: also be connected with two between described circuit board assemblies and the relay coil pin and be connected the folder spring, each end of two connection folder springs is weldingly connected with circuit board assemblies respectively and connects, and two each other ends that connects the folder springs are connected with two coil pin of relay respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010203011185U CN201594506U (en) | 2010-01-20 | 2010-01-20 | Relay socket with built-in circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010203011185U CN201594506U (en) | 2010-01-20 | 2010-01-20 | Relay socket with built-in circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201594506U true CN201594506U (en) | 2010-09-29 |
Family
ID=42776573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010203011185U Expired - Lifetime CN201594506U (en) | 2010-01-20 | 2010-01-20 | Relay socket with built-in circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201594506U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102856122A (en) * | 2012-09-14 | 2013-01-02 | 贵州振华群英电器有限公司 | High sensitivity square TO-5 sealed electromagnetic relay |
| CN103442514A (en) * | 2013-09-12 | 2013-12-11 | 山推建友机械股份有限公司 | Multi-path integration relay board |
| CN109378648A (en) * | 2018-11-21 | 2019-02-22 | 陕西海力特精密机械有限公司 | Deconcentrator module for numerically-controlled machine tool I/O unit |
-
2010
- 2010-01-20 CN CN2010203011185U patent/CN201594506U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102856122A (en) * | 2012-09-14 | 2013-01-02 | 贵州振华群英电器有限公司 | High sensitivity square TO-5 sealed electromagnetic relay |
| CN103442514A (en) * | 2013-09-12 | 2013-12-11 | 山推建友机械股份有限公司 | Multi-path integration relay board |
| CN109378648A (en) * | 2018-11-21 | 2019-02-22 | 陕西海力特精密机械有限公司 | Deconcentrator module for numerically-controlled machine tool I/O unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100929 |