CN206611238U - A kind of dual power supply case - Google Patents
A kind of dual power supply case Download PDFInfo
- Publication number
- CN206611238U CN206611238U CN201720388314.2U CN201720388314U CN206611238U CN 206611238 U CN206611238 U CN 206611238U CN 201720388314 U CN201720388314 U CN 201720388314U CN 206611238 U CN206611238 U CN 206611238U
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- CN
- China
- Prior art keywords
- casing
- internally provided
- power supply
- zero
- switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of dual power supply case, including casing, the casing is internally provided with switch, the casing is internally provided with box body, first fire line terminal is connected with the first live wire, first zero terminal is connected with the first zero line, the box body has the second zero line of connection equipment, the coil of the switch is connected in being internally provided with for casing, plug is provided with the shaft core position of the coil, rotating seat is internally provided with the casing, rotary shaft is provided with the top of the rotating seat, one ring body is combined with by the rotary shaft, annular is provided with two support arms at the outer ring of the ring body, one of support arm is connected with iron plate, another described support arm is connected with copper conducting strip, magnet is internally provided with the casing, second zero line connects the copper conducting strip, fixed seat is internally provided with the casing, the fixed seat has lug plate；The present apparatus is simple in construction, maintains easily.
Description
Technical field
The utility model is related to a kind of dual power supply case.
Background technology
Dual power supply case is mainly used for the power-off protection of visual plant, it is to avoid double because equipment is stopped transport caused by power-off
Power supply box connects main power source and stand-by power supply, when main power source is powered off, by dual power supply case switching circuit, passes through standby electricity
Source is powered.
The product structure of dual power supply case of the prior art is complex, therefore cost is higher, when being damaged when breaking down,
Maintenance is more bothered, and the long-time for easily causing equipment is stopped transport.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of simple in construction, dual power supply case maintained easily.
The utility model is achieved through the following technical solutions：
A kind of dual power supply case, including casing, are provided with the fire of connection main power source at the left surface position of the casing
Line terminals and zero terminal, be provided with the right flank position of the casing connection stand-by power supply the first fire line terminal and
First zero terminal, the casing is internally provided with switch, and the switch connects the fire line terminal and zero terminal respectively,
The zero line and live wire of the switch with connection equipment, the casing are internally provided with box body, first fire line terminal
The first live wire is connected with, first live wire connects equipment, first zero terminal after passing through the box body and the casing
The first zero line is connected with, the box body has the second zero line of connection equipment, is opened in being internally provided with described in connection for casing
Plug is provided with the coil of pass, the shaft core position of the coil, in the rotating seat that is internally provided with of the casing, the rotation
It is combined between seat and the casing at the top of screw, the rotating seat and is provided with rotary shaft, is combined with by the rotary shaft
Annular is provided with two support arms at one ring body, the outer ring of the ring body, and one of support arm is connected with iron plate, another described branch
Arm is connected with copper conducting strip, and in the magnet that is internally provided with of the casing, the iron plate is arranged at the plug and the magnetic
Between iron, second zero line connects the copper conducting strip, in the fixed seat that is internally provided with of the casing, the fixed seat
With lug plate, the lug plate connects first zero line, when the iron plate coordinates the magnet, the lug plate and institute
State the contact of copper conducting strip.
Preferably, the casing is combined with insulation retainer ring, the insulation between the magnet and the plug respectively
Retainer ring is plastic material, and the first screw is combined between the insulation retainer ring and the casing.
Preferably, the ring body and the support arm are integral type structure, and the ring body and the support arm are that plastics are made.
Preferably, the switch is knife switch.
Preferably, the magnetic force of the magnet is less than the magnetic force of the plug triggered after the coil electricity.
The beneficial effects of the utility model are：
The present apparatus connects main power source by fire line terminal and zero terminal, is powered by main power source, when passing through main electricity
When source powers, electric current passes through coil so that plug produces magnetic, passes through bar magnet adsorpting iron plate so that lug plate is conductive with copper
Piece disconnects, and is only powered all the time by main power source, when main power source can not power, coil loses the support of electric current, the magnetic of plug
Disappear, now pass through magnet adsorption iron plate so that lug plate fits through stand-by power supply with copper conducting strip and is powered, effectively
Avoid occurring the loss of power accident, the structure of the present apparatus is relatively simple, and cost is more cheap, is adapted to promote the use of.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine in any way.
Any feature disclosed in this specification (including any accessory claim, summary and accompanying drawing), except non-specifically is chatted
State, can alternative features equivalent by other or with similar purpose replaced.I.e., unless specifically stated otherwise, each feature
It is an example in a series of equivalent or similar characteristics.
A kind of dual power supply case as shown in Figure 1, including casing 1, connection is provided with the left surface position of the casing 1
The fire line terminal 101 and zero terminal 102 of main power source, connection standby electricity is provided with the right flank position of the casing 1
First fire line terminal 103 and the first zero terminal 104 in source, the casing 1 are internally provided with switch 2,2 points of the switch
The fire line terminal 101 and zero terminal 102 are not connected, and the switch 2 has the zero line 211 and live wire 212 of connection equipment,
The casing 1 is internally provided with box body 3, and first fire line terminal 103 is connected with the first live wire 113, first live wire
113 through equipment is connected after the box body 3 and the casing 1, and first zero terminal 104 is connected with the first zero line 114, institute
Stating box body 3 has the second zero line 311 of connection equipment, in the coil 4 for being internally provided with the connection switch 2 of casing 1, institute
Plug 5 is provided with the shaft core position for stating coil 4, rotating seat 6, the rotating seat 6 and institute are internally provided with the casing 1
State and be combined with screw 601 between casing 1, the top of the rotating seat 6 is provided with rotary shaft 602, is matched somebody with somebody by the rotary shaft 602
Conjunction has annular at a ring body 7, the outer ring of the ring body 7 to be provided with two support arms 701, and one of support arm 701 is connected with iron plate
8, another described support arm 701 is connected with copper conducting strip 9, and magnet 10, the iron plate 8 are internally provided with the casing 1
It is arranged between the plug 5 and the magnet 10, second zero line 311 connects the copper conducting strip 9, in the casing
1 is internally provided with fixed seat 11, and the fixed seat 11 has lug plate 12, the lug plate 12 connects first zero line
114, when the iron plate coordinates the magnet, the lug plate contacts with the copper conducting strip.
A preferred embodiment in the utility model, the casing 1 is respectively between the magnet 10 and the plug 5
Insulation retainer ring 13 is combined with, the insulation retainer ring 13 is plastic material, between the insulation retainer ring 13 and the casing 1
It is combined with the first screw 14.
A preferred embodiment in the utility model, the ring body 7 and the support arm 701 are integral type structure, described
Ring body 7 and the support arm 701 are that plastics are made.
A preferred embodiment in the utility model, the switch 2 is knife switch.
A preferred embodiment in the utility model, the magnetic force of the magnet is less than what is triggered after the coil electricity
The magnetic force of plug.
The beneficial effects of the utility model are：
The present apparatus connects main power source by fire line terminal and zero terminal, is powered by main power source, when passing through main electricity
When source powers, electric current passes through coil so that plug produces magnetic, passes through bar magnet adsorpting iron plate so that lug plate is conductive with copper
Piece disconnects, and is only powered all the time by main power source, when main power source can not power, coil loses the support of electric current, the magnetic of plug
Disappear, now pass through magnet adsorption iron plate so that lug plate fits through stand-by power supply with copper conducting strip and is powered, effectively
Avoid occurring the loss of power accident, the structure of the present apparatus is relatively simple, and cost is more cheap, is adapted to promote the use of.
It is described above, embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any change or replacement expected without creative work should all be covered within protection domain of the present utility model.
Therefore, protection domain of the present utility model should be determined by the scope of protection defined in the claims.
Claims (5)
1. a kind of dual power supply case, it is characterised in that：Including casing, the main electricity of connection is provided with the left surface position of the casing
The fire line terminal and zero terminal in source, are provided with the first fire of connection stand-by power supply at the right flank position of the casing
Line terminals and the first zero terminal, the casing are internally provided with switch, the switch connect respectively the fire line terminal and
Zero terminal, the switch has the zero line and live wire of connection equipment, and the casing is internally provided with box body, described first
Fire line terminal is connected with the first live wire, and first live wire connects equipment, described first after passing through the box body and the casing
Zero terminal is connected with the first zero line, and the box body has the second zero line of connection equipment, in the company of being internally provided with of casing
Connect and be provided with plug at the coil of the switch, the shaft core position of the coil, rotating seat is internally provided with the casing,
It is combined between the rotating seat and the casing at the top of screw, the rotating seat and is provided with rotary shaft, passes through the rotation
Axle is combined with annular at a ring body, the outer ring of the ring body and is provided with two support arms, and one of support arm is connected with iron plate, another
The individual support arm is connected with copper conducting strip, and in the magnet that is internally provided with of the casing, the iron plate is arranged at the plug
Between the magnet, second zero line connects the copper conducting strip, in the fixed seat that is internally provided with of the casing, institute
Stating fixed seat has a lug plate, and the lug plate connects first zero line, when the iron plate coordinates the magnet, described connects
Line piece is contacted with the copper conducting strip.
2. dual power supply case according to claim 1, it is characterised in that：The casing respectively with the magnet and the plug
Between be combined with insulation retainer ring, the insulation retainer ring is plastic material, is matched somebody with somebody between the insulation retainer ring and the casing
Conjunction has the first screw.
3. dual power supply case according to claim 1, it is characterised in that：The ring body and the support arm are integral type structure,
The ring body and the support arm are that plastics are made.
4. dual power supply case according to claim 1, it is characterised in that：The switch is knife switch.
5. dual power supply case according to claim 1, it is characterised in that：The magnetic force of the magnet is less than after the coil electricity
The magnetic force of the plug triggered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720388314.2U CN206611238U (en) | 2017-04-14 | 2017-04-14 | A kind of dual power supply case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720388314.2U CN206611238U (en) | 2017-04-14 | 2017-04-14 | A kind of dual power supply case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206611238U true CN206611238U (en) | 2017-11-03 |
Family
ID=60167439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720388314.2U Expired - Fee Related CN206611238U (en) | 2017-04-14 | 2017-04-14 | A kind of dual power supply case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206611238U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112827083A (en) * | 2021-01-08 | 2021-05-25 | 苏州银雀智能科技有限公司 | Knapsack formula breathing machine |
-
2017
- 2017-04-14 CN CN201720388314.2U patent/CN206611238U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112827083A (en) * | 2021-01-08 | 2021-05-25 | 苏州银雀智能科技有限公司 | Knapsack formula breathing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171103 Termination date: 20180414 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |