CN206931986U - A kind of Portable earth leakage protective with mounting structure - Google Patents
A kind of Portable earth leakage protective with mounting structure Download PDFInfo
- Publication number
- CN206931986U CN206931986U CN201720463164.7U CN201720463164U CN206931986U CN 206931986 U CN206931986 U CN 206931986U CN 201720463164 U CN201720463164 U CN 201720463164U CN 206931986 U CN206931986 U CN 206931986U
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- CN
- China
- Prior art keywords
- micropump
- earth leakage
- leakage protective
- erecting bed
- casing
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Abstract
The utility model discloses a kind of Portable earth leakage protective with mounting structure; including casing, erecting bed, vacuum cup, micropump shift knob, exhaust hose, micropump, plug, connection power line, indicator lamp, master switch, display screen, socket, jack, current transformer, close-open operation mechanism, electrical apparatus release, amplifier and electric energy computation chip.The utility model small volume is easy to carry and transport, safety detection can be carried out to whole electrical equipment, test operation is carried out to electrical equipment i.e. before use, improve its security used, the electricity being lost by the electrical equipment of protector connection is clear that by display screen, play a part of monitoring, protector can protect electric equipment leakproof, improve the security performance that electrical equipment uses, by the vacuum cup on erecting bed surface whole protector can be made to be arranged on metope, play a part of fixed protector, protector is set not dragged at work by power line, influenceed so as to be protected from.
Description
Technical field
A kind of earth leakage protective device is the utility model is related to, specifically a kind of portable earth leakage protective with mounting structure
Device, belong to technical field of electric equipment.
Background technology
Earth leakage protective device, abbreviation leakage switch, is called RCCB, is primarily used to when leak current fault occurs for equipment
And to there is the personal electrical shock protection of fatal risk, there is overload and short-circuit protection function, can be used to protection circuit or motor
Overload and short circuit, also can under normal circumstances as circuit infrequently conversion start be used.
Traditional earth leakage protective device volume is larger not readily portable, and is typically mounted at the given zone of room or factory building
Domain, earth leakage protective is carried out to whole electricity system, it is difficult to earth leakage protective is carried out to single electrical equipment, often in some electrical equipment
During electric leakage, traditional earth leakage protective device by the dump in whole room, can influence the production and living of people, while traditional leakage
Non-electricity protector installation steps are cumbersome, typically also need to install by burrowing to installation site, destroy wall body structure.Therefore,
A kind of Portable earth leakage protective with mounting structure is proposed regarding to the issue above.
The content of the invention
The purpose of this utility model is that to solve the above problems and provided a kind of portable with mounting structure
Earth leakage protective device.
The utility model is achieved through the following technical solutions above-mentioned purpose, a kind of portable electric leakage with mounting structure
Protector, including casing, erecting bed, vacuum cup, micropump shift knob and exhaust hose made of resistance to fire proofing, institute
The one end for stating casing is connected to plug by connecting power line, and the casing surface of the corresponding other end is provided with and carries jack
Socket, the side of the socket is provided with display screen, and the side of display screen is provided with indicator lamp and master switch side by side vertically, with institute
State display screen opposite side casing end face and be provided with the erecting bed for using identical material to make with casing, the erecting bed surface is uniform
Four vacuum cups are distributed with, and vacuum cup is connected to the micropump inside erecting bed, the peace by exhaust hose
Dress platform side wall is provided with micropump shift knob, and the casing internal is provided with current transformer, and described current transformer one end connects
Close-open operation mechanism is connected to, amplifier and electric energy computation chip are parallel between close-open operation mechanism summation current transformer,
Described amplifier one end is connected to electrical apparatus release.
Preferably, the connection end of the exhaust hose and vacuum cup extends to the inner chamber of vacuum cup.
Preferably, the micropump shift knob inside micropump with being electrically connected with.
Preferably, the output end of the micropump is respectively connecting to four vacuum cups by four exhaust hoses.
Preferably, the electric energy computation chip is the electric energy computation chip that a type is EM773.
The beneficial effects of the utility model are：The utility model small volume is easy to carry and transport, can be to whole electrical equipment
Safety detection is carried out, earth leakage protective is carried out to single electrical equipment, i.e., test operation is carried out to electrical equipment before use, is improved
Its security used, the electricity being lost by the electrical equipment of protector connection is clear that by display screen, played
The effect of monitoring, protector can protect electric equipment leakproof, improve the security performance that electrical equipment uses, pass through erecting bed surface
Vacuum cup can make whole protector be arranged on metope on, play a part of fixed protector, make protector at work
Do not dragged by power line, influenceed so as to be protected from, the air in vacuum cup can drained only, improved by micropump
The reliability of sucker, it can avoid, in installation site Durchgangshohle, reducing the difficulty of installation by this installation method, while also just
In dismounting.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is the utility model erecting bed structural representation.
Fig. 3 is utility model works principle schematic.
Fig. 4 is the utility model inner main component structural representation.
In figure：1st, casing, 2, erecting bed, 201, vacuum cup, 202, micropump shift knob, 203, exhaust hose,
204th, micropump, 3, plug, 4, connection power line, 5, indicator lamp, 6, master switch, 7, display screen, 8, socket, 801, jack, 9,
Current transformer, 10, close-open operation mechanism, 11, electrical apparatus release, 12, amplifier, 13, electric energy computation chip.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Refer to shown in Fig. 1-4, a kind of Portable earth leakage protective with mounting structure, including by resistance to fire proofing system
Into casing 1, erecting bed 2, vacuum cup 201, micropump shift knob 202 and exhaust hose 203, one end of the casing 1
Plug 3 is connected to by connecting power line 4, and the surface of casing 1 of the corresponding other end is provided with the socket with jack 801
8, the side of the socket 8 is provided with display screen 7, and the side of display screen 7 is provided with indicator lamp 5 and master switch 6 side by side vertically, with institute
State the end face of 7 opposite side casing of display screen 1 and be provided with the erecting bed 2 made with the identical material of casing 1, erecting bed 2 and casing 1 are all
It is using made of fire proofing, improves the flame-proof heat-resistant performance of protector outer casing, the surface of erecting bed 2 is evenly distributed with
Four vacuum cups 201, and vacuum cup 201 is connected to the micropump 204 inside erecting bed 2 by exhaust hose 203,
The side wall of erecting bed 2 is provided with micropump shift knob 202, and current transformer 9, Current Mutual Inductance are provided with inside the casing 1
The main body of device 9 is substantially annular core, and described one end of current transformer 9 is connected to close-open operation mechanism 10, close-open operation mechanism
10 be a kind of structure that open-circuit operation can be carried out to circuit, in parallel between the summation current transformer 9 of close-open operation mechanism 10
There are amplifier 12 and electric energy computation chip 13, described one end of amplifier 12 is connected to electrical apparatus release 11, and amplifier 12 is inside one kind
Located at the chip of amplifying circuit, processing can be amplified to electric signal by amplifier 12.
As a kind of technical optimization scheme of the present utility model, the connection end of the exhaust hose 203 and vacuum cup 201
The inner chamber of vacuum cup 201 is extended to, the air in vacuum cup 201 is drawn by exhaust hose 203, realizes the peace of protector
Dress.
As a kind of technical optimization scheme of the present utility model, inside the micropump shift knob 202 and micropump 204
It is electrically connected with, realizes the control of micropump 204.
As a kind of technical optimization scheme of the present utility model, the output end of the micropump 204 is soft by four exhausts
Pipe 203 is respectively connecting to four vacuum cups 201, realizes the connection of micropump 204 and vacuum cup 201.
As a kind of technical optimization scheme of the present utility model, the electric energy computation chip 13 is that a type is EM773
Electric energy computation chip 13, realize the monitoring to power consumption.
Whole earth leakage protective device is connected to out-put supply by the utility model when in use, by plug 3, passes through casing 1
The electrical equipment of required protection or electrical equipment are connected to earth leakage protective device by the jack 801 in face receptacle 8, choose suitable installation
Position, erecting bed 2 is placed on to the position of selection, micropump 204, micropump 204 are opened by micropump shift knob 202
Substantially a kind of suction pump, the air in vacuum cup 201 is extracted out by micropump 204, realizes that vacuum grabs suction, is made whole
Casing 1 is fixed in selected plane, and micropump 204 therein is connected in parallel on the main circuit of earth leakage protective device, is realized miniature
The supply of the power supply of pump 204, the main body of current transformer 9 are substantially annular core, and zero live wire required for electrical equipment passes through electricity
Current transformer 9, i.e., through annular core, primary winding N1 is formed, and one end of current transformer 9 is wound by winding, forms two
Secondary coil N2, i.e. current transformer 9 are connected to amplifier 12 by secondary coil N2, and amplifier 12 can enter to N2 electric signal
Row enhanced processing, when earth leakage protective device works, when machine normal work, indicator lamp is bright, the normally closed linked switch Kl of relay J,
K2 is closed, and power network 220V civil powers deliver to output end by two gummed wires by inductance component T N1, N2 winding, at this moment flow through Nl
Electric current with N2 is balance, then the voltage signal of N4 windings sensing, by IC (paster encapsulate M54123L) 1., 2.
Pin internal comparator relatively after, from 7. pin export low level, then controllable silicon Q can not trigger and turn off：At this moment rectifier bridge D1 is flowed through
~D4 electric current can only meet the power supply of IC 8. pin；Because relay J coil is connected with rectifier bridge, the electric current of J coils is flowed through very
The small action that can not meet J, so Kl and K2 are kept closed, makes equipment run well；Once because of certain reason water heater
When leaking electricity, it is just uneven to flow through the electric current of N1 and N2 windings, and the electric signal of N2 windings is amplified by amplifier 12,
Voltage that N4 windings induce produces change, this voltage add to IC 1., 2. pin, overturn IC internal comparators, 7. pin exports
High level, the Q conductings of triggering controllable silicon so that the electric current increase for flowing through rectifier bridge D1~D4 (flows through the electric current of relay coil
Increase), forcing acts relay J, and then Kl and K2 discharge simultaneously, cuts off power network 220V alternating currents, and indicator lamp goes out, machine
Do not work, reach the purpose of protection equipment and personal security, wherein two windings of NI, N2 just represent the output end of protector, electricity
Energy computation chip 13 is connected in parallel in the main circuit of whole protector, realizes the monitoring to power consumption.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type is limited by appended claims rather than described above, it is intended that obtaining containing with important document in claim by falling
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (5)
1. a kind of Portable earth leakage protective with mounting structure, including casing (1), erecting bed made of resistance to fire proofing
(2), vacuum cup (201), micropump shift knob (202) and exhaust hose (203), it is characterised in that：The casing (1)
One end is connected to plug (3) by connecting power line (4), and casing (1) surface of the corresponding other end is provided with slotting
The socket (8) in hole (801), the side of the socket (8) is provided with display screen (7), and the side of display screen (7) is provided with side by side vertically
Indicator lamp (5) and master switch (6), it is provided with the display screen (7) opposite side casing (1) end face with casing (1) using same
The erecting bed (2) that material makes, erecting bed (2) surface is evenly distributed with four vacuum cups (201), and vacuum cup
(201) it is connected to by exhaust hose (203) positioned at the internal micropump (204) of erecting bed (2), erecting bed (2) side wall
Provided with micropump shift knob (202), current transformer (9), the current transformer (9) are installed inside the casing (1)
One end is connected to close-open operation mechanism (10), and amplification is parallel between close-open operation mechanism (10) summation current transformer (9)
Device (12) and electric energy computation chip (13), described amplifier (12) one end are connected to electrical apparatus release (11).
A kind of 2. Portable earth leakage protective with mounting structure according to claim 1, it is characterised in that：The row
The connection end of gas flexible pipe (203) and vacuum cup (201) extends to the inner chamber of vacuum cup (201).
A kind of 3. Portable earth leakage protective with mounting structure according to claim 1, it is characterised in that：It is described micro-
Type switch pump button (202) inside micropump (204) with being electrically connected with.
A kind of 4. Portable earth leakage protective with mounting structure according to claim 1, it is characterised in that：It is described micro-
The output end of type pump (204) is respectively connecting to four vacuum cups (201) by four exhaust hoses (203).
A kind of 5. Portable earth leakage protective with mounting structure according to claim 1, it is characterised in that：The electricity
Energy computation chip (13) is the electric energy computation chip (13) that a type is EM773.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720463164.7U CN206931986U (en) | 2017-04-28 | 2017-04-28 | A kind of Portable earth leakage protective with mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720463164.7U CN206931986U (en) | 2017-04-28 | 2017-04-28 | A kind of Portable earth leakage protective with mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206931986U true CN206931986U (en) | 2018-01-26 |
Family
ID=61352359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720463164.7U Expired - Fee Related CN206931986U (en) | 2017-04-28 | 2017-04-28 | A kind of Portable earth leakage protective with mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206931986U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108649399A (en) * | 2018-05-10 | 2018-10-12 | 王汉禄 | Safety power strip plate |
| CN109377704A (en) * | 2018-12-08 | 2019-02-22 | 湖南明盛高新科技有限公司 | A kind of dedicated energy-saving electrical fire-detector of electrical equipment |
-
2017
- 2017-04-28 CN CN201720463164.7U patent/CN206931986U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108649399A (en) * | 2018-05-10 | 2018-10-12 | 王汉禄 | Safety power strip plate |
| CN109377704A (en) * | 2018-12-08 | 2019-02-22 | 湖南明盛高新科技有限公司 | A kind of dedicated energy-saving electrical fire-detector of electrical equipment |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180126 Termination date: 20200428 |