CN208046208U - Safety device - Google Patents
Safety device Download PDFInfo
- Publication number
- CN208046208U CN208046208U CN201820178709.4U CN201820178709U CN208046208U CN 208046208 U CN208046208 U CN 208046208U CN 201820178709 U CN201820178709 U CN 201820178709U CN 208046208 U CN208046208 U CN 208046208U
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- main
- circuit
- safety
- spare
- main circuit
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Abstract
The utility model discloses a kind of safety device, including main circuit and Arming Assembly, Arming Assembly is connected on the main circuit, and Arming Assembly includes main insurance, at least one set of spare safety connection position corresponding at least one set of spare safety；Main insurance and at least one set of spare safety are in parallel, and the both ends of main guarantor are electrically connected with main circuit；One end of spare safety is electrically connected with one end of main circuit, and the other end of spare safety is provided with connection position, and connection position is corresponding with the other end of main circuit；Further include connector, in the state of main fuse melting, connector is arranged in connection position, is connected to the other end of insurance and the other end of main circuit.The utility model is provided with open circuit by the way that main insurance and spare safety, spare safety are arranged on circuit, can be connected to spare safety when main fuse melting, work on, so greatly reduce the scrappage of the wiring board of the circuit with multiple insurances.
Description
Technical field
The utility model is related to integrated circuit fields, and in particular to a kind of safety device.
Background technology
Some electronic equipments, electrical equipment application scenarios in, need that a large amount of circuit is arranged, where these circuits
Environment has certain probability the over-current and -load phenomenon of remote super component tolerance range occur, even if in the detection electricity of some low-voltages
Lu Zhong, it is also desirable to which setting is insured to protect the component on circuit, ensures Electrical Safety.A large amount of circuit uses cable connection,
It is disorderly and unsystematic, it is difficult to which that daily maintenance and management, so the low-voltage circuit of some concentrations, the mode that wiring board can be used to integrate be arranged
A large amount of circuits.
However because of the concentration of circuit, multiple insurances are provided on circuit, there are multiple insurances on one group of wiring board,
One of them just needs to scrap in case of fusing, monoblock wiring board, causes rising violently for cost in this way, while as
The disconnection of one circuit influences the normal operation of the All other routes integrated, is unfavorable for operating.
Utility model content
For overcome the deficiencies in the prior art, it can be subjected to repeatedly fusing the purpose of the utility model is to provide a kind of
Safety device reduces the scrappage of wiring board.
The technical scheme that the utility model is provided is as follows：
A kind of safety device, including main circuit and Arming Assembly, the Arming Assembly is connected on the main circuit, described
Arming Assembly includes main insurance, at least one set of spare safety and the corresponding connection position of at least one set of spare safety；The master
Insurance and at least one set of spare safety are in parallel, and the both ends of the main insurance are electrically connected with the main circuit；The spare guarantor
One end of danger is electrically connected with one end of the main circuit, and the other end of the spare safety is provided with connection position, the connection position
It is corresponding with the other end of the main circuit；Further include connector, in the state of the main fuse melting, the connector is set
It sets in the connection position, is connected to the other end of the other end and the main circuit of the spare safety.
Further, two groups of pads are provided in the connection position, pad described in one group is terminated with the spare safety, separately
Pad described in one group is terminated with the main circuit, and gap is provided between two groups of pads, completely cuts off two groups of pads.
Further, the connector is scolding tin, and the scolding tin connects two groups of pads.
Further, the connector is 0 Ω (ohm) resistance, and two pins of the 0 Ω resistance are separately connected institute
State two groups of pads.
Further, the pad side is provided with copper sheet, and the copper sheet surveys the copper sheet of setting with another group of pad week
Isolation.
Further, the spare safety is provided with two groups.
Further, further include breaking indicating circuit, one end of one end and the main circuit of the open circuit indicating circuit
The other end of electrical connection, the open circuit indicating circuit is electrically connected with the other end of the main circuit, the open circuit indicating circuit packet
Light emitting diode and resistance are included, the anode of the light emitting diode is connect with one end of the main circuit, and the diode is born
Pole is electrically connected with one end of the resistance, and the other end of the resistance is electrically connected with the other end of the main circuit.
Compared with prior art, the utility model on battery case temperature, voltage detecting circuit by that will be arranged main insurance
And spare safety, spare safety are provided with open circuit, and spare safety can be connected to when main fuse melting, is worked on, and so have
Have and fuse melting has occurred in the temperature of multiple insurances, the wiring board of voltage detecting circuit, corresponding detection circuit will not be with regard to this
Detection effect is lost, therefore wiring board will not be scrapped.
Description of the drawings
Fig. 1 is safety device circuit diagram.
Fig. 2 is the partial enlarged view of Fig. 1.
Reference numeral is as follows：
1 --- main circuit, 2 --- Arming Assembly, 201 --- main insurance, 202 --- spare safety, 203 --- connection
Position, 3 --- breaking indicating circuit, 301 --- light emitting diode, 302 --- resistance.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
A kind of safety device, including main circuit 1 and Arming Assembly 2, the Arming Assembly 2 are connected on the main circuit 1,
It fuses in the case of circuit overload, the device on protection circuit reduces loss, while ensureing safety.The Arming Assembly 2 wraps
Include main insurance 201,202 corresponding connection position 203 of at least one set of spare safety 202 and at least one set of spare safety；It is described
Main insurance 201 and at least one set of spare safety 202 are in parallel, and the both ends of the main insurance 201 are electrically connected with the main circuit 1
It connects；When energization, electric current passes through from the main insurance 201.One end of one end of the spare safety 202 and the main circuit 1
Electrical connection, the other end of the spare safety 202 are provided with connection position 203, and the connection position 203 is another with the main circuit 1
One end is corresponding, and the spare safety 202 disconnects on the position of the connection position 203, is open circuit when energization；It further include connection
Part, in the state of main 201 fusing of insurance, the connector is arranged in the connection position 203, is connected to the spare guarantor
The other end of the other end and the main circuit 1 of danger 202, spare safety 202 described in one group is by after unicom, 1 quilt of the main circuit
Unicom, electric current restore normal from the spare safety 202 by circuit.
Further, two groups of pads are provided in the connection position 203, pad described in one group and the spare safety 202
Termination, pad described in another group are terminated with the main circuit 1, and gap, described two groups of isolation are provided between two groups of pads
Pad can be connect two groups of pads by the way that direct current energization electrical equipment is arranged on two groups of pads when main 201 fusing of insurance
It is logical, convenient for the quick disposition to circuit.
Further, the connector is scolding tin, and the scolding tin connects two groups of pads, when 201 fusing of main insurance
When, scolding tin is directly used, two groups of pads are connected.
Further, the connector is 0 ohm of (Ω) resistance 302, and two pins of the 0 Ω resistance 302 are distinguished
Connect two groups of pads.
Further, the pad side is provided with copper sheet, and the copper sheet surveys the copper sheet of setting with another group of pad week
Isolation, the program prevent scolding tin to be detached from, influence the conductive effect of circuit.
Further, the spare safety 202 is provided with two groups, and one group of main insurance 201 is usually only arranged in existing circuit,
If one of corresponding multiple main insurances of a plurality of circuit 201 fusing, wiring board will be scrapped on wiring board, spare described in two groups of setting
Insurance 202, before assist side projected life is depleted, spare safety 202 described in two groups and one group of main insurance 201 can be protected
The unimpeded of all circuits is demonstrate,proved, while being also unlikely to because provided with the excessive spare safety 202 so that wiring board area mistake
Greatly, increase cost.
Further, further include breaking indicating circuit 3, one end and the one of the main circuit 1 of the open circuit indicating circuit 3
The other end of end electrical connection, the open circuit indicating circuit 3 is electrically connected with the other end of the main circuit 1, the open circuit instruction electricity
Road 3 includes light emitting diode 301 and resistance 302, and the light emitting diode 301 and the resistance 302 are arranged in series in described disconnected
On road indicating circuit 3, when the state that the main circuit 1 is connected at the Arming Assembly 2, open circuit 3 quilt of indicating circuit
It disconnects, when the Arming Assembly 2 fuses, the main circuit 1 is switched at the breaking indicating circuit 3, the diode luminescence
Pipe is lit, and it is abnormal that testing staff can have found that detection circuit occurs in first time, can also be smooth during debugging
Find the circuit for needing troubleshooting.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
It is confined to this, any one skilled in the art within the technical scope disclosed by the utility model, can readily occur in
Change or replacement, should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should
It is subject to the protection scope in claims.
Claims (7)
1. a kind of safety device, it is characterised in that：Including main circuit and Arming Assembly, the Arming Assembly is connected on the main electricity
On the road, the Arming Assembly includes main insurance, at least one set of spare safety and the corresponding connection of at least one set of spare safety
Position；The main insurance and at least one set of spare safety are in parallel, and the both ends of the main insurance are electrically connected with the main circuit；Institute
The one end for stating spare safety is electrically connected with one end of the main circuit, and the other end of the spare safety is provided with connection position, institute
It is corresponding with the other end of the main circuit to state connection position；
The safety device further includes connector, and in the state of the main fuse melting, the connector is arranged in the company
It connects on position, is connected to the other end of the other end and the main circuit of the spare safety.
2. safety device according to claim 1, it is characterised in that：Two groups of pads, one group of weldering are provided in the connection position
Disk is terminated with the spare safety, and another group of pad connect with one end of the main circuit, be provided between two groups of pads
Gap completely cuts off two groups of pads.
3. safety device according to claim 2, it is characterised in that：The connector is scolding tin, described in the scolding tin connection
Two groups of pads.
4. safety device according to claim 2, it is characterised in that：The connector is 0 ohm of (Ω) resistance, 0 Ω
Two pins of resistance are separately connected two groups of pads.
5. safety device according to claim 2, it is characterised in that：The pad side is provided with copper sheet, the copper sheet with
Survey the copper sheet isolation of setting another group of pad week.
6. according to safety device described in claim 1 to 5 any one, it is characterised in that：The spare safety is provided with two groups.
7. safety device according to claim 1, it is characterised in that：Further include breaking indicating circuit, the open circuit instruction electricity
The one end on road is electrically connected with one end of the main circuit, the other end of the other end and the main circuit of the open circuit indicating circuit
Electrical connection, the open circuit indicating circuit include light emitting diode and resistance, anode and the main circuit of the light emitting diode
One end connection, the cathode of the diode is electrically connected with one end of the resistance, the other end of the resistance and the main electricity
The other end on road is electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820178709.4U CN208046208U (en) | 2018-02-01 | 2018-02-01 | Safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820178709.4U CN208046208U (en) | 2018-02-01 | 2018-02-01 | Safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208046208U true CN208046208U (en) | 2018-11-02 |
Family
ID=63951629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820178709.4U Active CN208046208U (en) | 2018-02-01 | 2018-02-01 | Safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208046208U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114007326A (en) * | 2021-09-13 | 2022-02-01 | 荣耀终端有限公司 | Power supply circuit, circuit board, electronic equipment and manufacturing method of circuit board |
-
2018
- 2018-02-01 CN CN201820178709.4U patent/CN208046208U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114007326A (en) * | 2021-09-13 | 2022-02-01 | 荣耀终端有限公司 | Power supply circuit, circuit board, electronic equipment and manufacturing method of circuit board |
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| GR01 | Patent grant |