CN110071480A - Leakage protection device suitable for data communication - Google Patents
Leakage protection device suitable for data communication Download PDFInfo
- Publication number
- CN110071480A CN110071480A CN201810822275.1A CN201810822275A CN110071480A CN 110071480 A CN110071480 A CN 110071480A CN 201810822275 A CN201810822275 A CN 201810822275A CN 110071480 A CN110071480 A CN 110071480A
- Authority
- CN
- China
- Prior art keywords
- earth leakage
- leakage protective
- protective device
- stainless steel
- data communication
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/32—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Special Wing (AREA)
Abstract
The invention discloses a leakage protection device suitable for data communication, which comprises a universal wheel, a lower box body, an operating handle, a hot bimetallic strip and a wire inlet hole, wherein a cabinet body is arranged at the upper end of the universal wheel, an electric control cabinet door is arranged on the cabinet body, a door handle is arranged on the electric control cabinet door, a door lock is arranged on one side of the door handle, a first stainless steel bracket is arranged in the cabinet body, a second stainless steel bracket is arranged on one side of the first stainless steel bracket, a leakage protector is arranged on the first stainless steel bracket, the lower box body is arranged on the leakage protector, an upper cover is arranged at the front end of the lower box body, a test button is arranged on the upper cover, and a test button is arranged below the wire inlet hole. Has the advantages that: the detection circuit that can be timely leaks electricity to in time cut off power, avoided the emergence of computer lab conflagration, and structural design is reasonable, and it is convenient to make, and the product practicality is strong, easy maintenance, low price.
Description
Technical field
The invention is related to earth leakage protective field, more particularly to a kind of earth leakage protective device suitable for data communication.
Background technique
Earth leakage protective device is leakage switch, leakage circuit breakers, is a kind of impaired, generation pair for circuit or electrical apparatus insulation
The protection electric appliance of the anti-person electric shock and electrical fire etc., is generally mounted on the receptacle loop of each household distribution box and full when ground short circuit
On the electric power incoming line of building consumer unit, it can be used for the overload and short circuit of protection circuit or motor, it can also be used under normal circumstances
The infrequently conversion of route starts, and data communication system refers to that the data terminal that will be distributed over by data circuit far is set
System that is standby to be connected with computer system, realizing data transmission, exchange, storage and processing, common data hub
HUB, modem, interchanger SWITCH (including ATM switch), router ROUTER, firewall FIREWALL,
Load balancer LOADBLANCING etc. needs to install earth leakage protective device on data communication system, if not installing once
Short circuit occurs for route, will cause fire.
Innovation and creation content
The purpose of the invention is that solve the above-mentioned problems and provides a kind of electric leakage guarantor suitable for data communication
Protection unit, the invention structure are simple, practical.
The invention through the following technical solutions to achieve the above objectives:
A kind of earth leakage protective device suitable for data communication, including universal wheel, lower box, operation handle, thrermostatic bimetal-plate,
Entrance hole, the universal wheel upper end are provided with cabinet body, and automatically controlled cabinet door is provided on the cabinet body, is provided in the automatically controlled cabinet door
Door handle, the door handle side are provided with door lock, and the interior of the cabinet is provided with the first stainless steel stent, and described first is stainless
Steel bracket side is provided with the second stainless steel stent, and earth leakage protective device, the electric leakage are provided on first stainless steel stent
Protector model is LE-63, and the earth leakage protective device is internally provided with the lower box, and the lower box front end is provided with
Lid, the entrance hole lower section are provided with testing button, are provided with the operation handle, the manipulator below the testing button
It is provided with zero curve import below handle, the zero curve inlet side is provided with firewire import, is provided with peace on the lower box outer wall
Loading board, the lower box are internally provided with the first combination connecting terminal, and first combination connecting terminal side is provided with electromagnetism
Tripping, the electromagnetic trip lower section are provided with arc-chute, and the arc-chute side is provided with the thrermostatic bimetal-plate, and the heat is double
Sheet metal side is provided with the second combination connecting terminal, is provided with zero sequence current mutual inductance below the first combination connecting terminal
Device, the zero sequence current mutual inductor model is LJZ-65, is provided with zero-emission line, the earth leakage protective above the earth leakage protective device
Ground winding displacement is provided with below device.
Further setting: the universal wheel is welded on the bottom of cabinet bulk, and the automatically controlled cabinet door passes through hinge and the cabinet
Body connection, the door handle are bolted in the automatically controlled cabinet door.
So set, having welded the effect of being connected and fixed, being fixed on the universal wheel, the bottom of cabinet bulk is motionless, and hinge rises
Connection function rotates the automatically controlled cabinet door, and bolt plays fixed function, keeps the door handle easy to disassemble and installation.
Further setting: the door lock is embedded in the automatically controlled cabinet door.
So set, inlaying keeps the door lock easy to disassemble and installation.
Further setting: first stainless steel stent, second stainless steel stent are welded on the cabinet body inner wall.
So set, having welded connection function, it is fixed on first stainless steel stent, second stainless steel stent
It is motionless on the cabinet body.
Further setting: the zero-emission line, described ground winding displacement are bolted on the interior of the cabinet, and described first group
Splice grafting line terminals, the second combination connecting terminal are fixed by snap inside the lower box.
So set, bolt plays the role of fastening, the zero-emission line, described ground winding displacement is made to be fixed on the interior of the cabinet not
It is dynamic, fixed function has been buckled, has kept the first combination connecting terminal, the second combination connecting terminal easy to disassemble and installation.
Further setting: the earth leakage protective device is described to go out by being fixed on first stainless steel stent with bolt
Arc grid are bolted on inside the lower box.
So set, bolt plays fixed function, keep the earth leakage protective device, the arc-chute easy to disassemble and installation.
Further setting: the testing button is inlayed on the cover.
So set, inlaying keeps the testing button easy to disassemble and installation.
Further setting: the upper cover is connect by bolt with the lower box, and the zero sequence current mutual inductor passes through card
Slot is fixed on inside the lower box.
So set, bolt plays fixed function, it is fixed on the upper cover motionless inside the lower box, card slot, which rises, to be fixed
Effect is fixed on the zero sequence current mutual inductor motionless inside the lower box
Compared with prior art, the invention has the beneficial effect that:
1, it can timely detect that circuit leaks electricity, and cut off the power in time, avoid the generation of computer room fire；
2, reasonable in design, easily manufactured, product is practical；
3, easy to maintenance, price is low.
Detailed description of the invention
It, below will be to embodiment in order to illustrate more clearly of the invention embodiment or technical solution in the prior art
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
Some embodiments of the invention, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of axonometric drawing of the earth leakage protective device suitable for data communication described in the invention；
Fig. 2 is a kind of outline drawing of the cabinet body of the earth leakage protective device suitable for data communication described in the invention；
Fig. 3 is a kind of part of the earth leakage protective device of the earth leakage protective device suitable for data communication described in the invention
Figure；
Fig. 4 is that a kind of internal structure of the lower box of the earth leakage protective device suitable for data communication described in the invention is shown
It is intended to.
The reference numerals are as follows:
1, universal wheel；2, automatically controlled cabinet door；3, the first stainless steel stent；4, earth leakage protective device；5, cabinet body；6, zero-emission line；7,
Second stainless steel stent；8, winding displacement；9, door lock；10, door handle；11, mounting plate；12, entrance hole；13, testing button；14,
Upper cover；15, firewire import；16, zero curve import；17, operation handle；18, lower box；19, the first combination connecting terminal；20, electric
Magnetic tripping；21, the second combination connecting terminal；22, thrermostatic bimetal-plate；23, arc-chute；24, zero sequence current mutual inductor.
Specific embodiment
In the description of the invention, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description the invention and simplifies description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For the limitation to the invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.In the description of the invention, unless separately
It is described, the meaning of " plurality " is two or more.
In the description of the invention, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the invention.
The invention is described further with reference to the accompanying drawing:
Embodiment 1
As Figure 1-Figure 4, a kind of earth leakage protective device suitable for data communication, including universal wheel 1, lower box 18, behaviour
Make handle 17, thrermostatic bimetal-plate 22, entrance hole 12,1 upper end of universal wheel is provided with cabinet body 5, automatically controlled cabinet door 2 is provided on cabinet body 5,
It is provided with door handle 10 in automatically controlled cabinet door 2, is used as and opens the door, 10 side of door handle is provided with door lock 9, as locking automatically controlled cabinet door 2
Firmly, cabinet body 5 is internally provided with the first stainless steel stent 3, is used as installation earth leakage protective device 4, the setting of 3 side of the first stainless steel stent
There is the second stainless steel stent 7, earth leakage protective device 4 is provided on the first stainless steel stent 3, earth leakage protective device 4 is internally provided with down
Cabinet 18,18 front end of lower box are provided with upper cover 14, are used as sealing, are provided with testing button 13 below entrance hole 12, are used as and survey
Die trial formula is provided with operation handle 17 below testing button 13, is used as starting earth leakage protective device 4, is arranged below operation handle 17
There is zero curve import 16, as zero curve is connect, 16 side of zero curve import is provided with firewire import 15, as line of starting to exchange fire, outside lower box 18
Mounting plate 11 is provided on wall, lower box 18 is internally provided with the first combination connecting terminal 19, the first combination connecting terminal 19 1
Side is provided with electromagnetic trip 20, as earth leakage protective device 4 is disconnected, is provided with arc-chute 23, arc-chute below electromagnetic trip 20
23 sides are provided with thrermostatic bimetal-plate 22, the on-off as circuit, and 22 side of thrermostatic bimetal-plate is provided with the second combination terminals
Son 21, first combination connecting terminal 19 below be provided with zero sequence current mutual inductor 24, zero-emission line is provided with above earth leakage protective device 4
6, it is used as installation zero curve, ground winding displacement 8 is provided with below earth leakage protective device 4, is used as installation ground wire.
Embodiment 2
The present embodiment the difference from embodiment 1 is that:
Universal wheel 1 is welded on 5 bottom of cabinet body, and automatically controlled cabinet door 2 is connect by hinge with cabinet body 5, and door handle 10 passes through bolt
It is fixed in automatically controlled cabinet door 2, has welded the effect of being connected and fixed, being fixed on universal wheel 1,5 bottom of cabinet body is motionless, and hinge plays connection
Effect, rotates automatically controlled cabinet door 2, and bolt plays fixed function, keeps door handle 10 easy to disassemble and installation.
Working principle: earth leakage protective device 4 is fixed by bolts on the first stainless steel stent 3, by firewire connect firewire into
On mouth 15, zero curve is connect at zero curve import 16, ground wire is connected, shuts automatically controlled cabinet door 2, when electrical equipment operates normally,
Electric current is in equilibrium state in route, and the sum of current phasor is zero in zero sequence current mutual inductor 24, the switching device of earth leakage protective device 4
It is run in closed state, when electric leakage occurs for device housings and someone touches, then generates shunting, this leakage current in fault point
Ground connection returns to transformer neutral point, causes the electric current for flowing into, flowing out in zero sequence current mutual inductor 24 imbalance occur, when this
When a current value reaches the action current value of the earth leakage protective device 4 restriction, electromagnetic trip 20 is disconnected, and is cut off the power.
The basic principles and main features and advantage of the invention have been shown and described above.The technical staff of the industry
It should be appreciated that the invention is not restricted to the described embodiments, the above embodiments and description only describe this
The principle of innovation and creation, under the premise of not departing from the inventive spirit of the present invention and range, the invention also has various change
And improvement, these changes and improvements both fall within claimed invention and create in range.
Claims (8)
1. a kind of earth leakage protective device suitable for data communication, it is characterised in that: including universal wheel (1), lower box (18), operation
Handle (17), thrermostatic bimetal-plate (22), entrance hole (12), universal wheel (1) upper end are provided with cabinet body (5), the cabinet body (5)
On be provided with automatically controlled cabinet door (2), be provided with door handle (10) on the automatically controlled cabinet door (2), door handle (10) side setting
Have door lock (9), the cabinet body (5) is internally provided with the first stainless steel stent (3), and the first stainless steel stent (3) side is set
It is equipped with the second stainless steel stent (7), is provided with earth leakage protective device (4), the earth leakage protective on first stainless steel stent (3)
Device (4) is internally provided with the lower box (18), and lower box (18) front end is provided with upper cover (14), the entrance hole (12)
Lower section is provided with testing button (13), is provided with the operation handle (17), the manipulator below the testing button (13)
It is provided with zero curve import (16) below handle (17), zero curve import (16) side is provided with firewire import (15), the nowel
It is provided with mounting plate (11) on body (18) outer wall, the lower box (18) is internally provided with the first combination connecting terminal (19), institute
It states first combination connecting terminal (19) side to be provided with electromagnetic trip (20), is provided with arc-chute below the electromagnetic trip (20)
(23), arc-chute (23) side is provided with the thrermostatic bimetal-plate (22), and thrermostatic bimetal-plate (22) side is provided with
Second combination connecting terminal (21), first combination connecting terminal (19) lower section are provided with zero sequence current mutual inductor (24), institute
It states and is provided with zero-emission line (6) above earth leakage protective device (4), ground winding displacement (8) is provided with below the earth leakage protective device (4).
2. a kind of earth leakage protective device suitable for data communication according to claim 1, it is characterised in that: the universal wheel
(1) it is welded on the cabinet body (5) bottom, the automatically controlled cabinet door (2) is connect by hinge with the cabinet body (5), the door handle
(10) it is bolted on the automatically controlled cabinet door (2).
3. a kind of earth leakage protective device suitable for data communication according to claim 1, it is characterised in that: the door lock
(9) it is embedded on the automatically controlled cabinet door (2).
4. a kind of earth leakage protective device suitable for data communication according to claim 1, it is characterised in that: described first is not
Rust steel bracket (3), second stainless steel stent (7) are welded on the cabinet body (5) inner wall.
5. a kind of earth leakage protective device suitable for data communication according to claim 1, it is characterised in that: the zero-emission line
(6), it is internal to be bolted on the cabinet body (5) for described ground winding displacement (8), first combination connecting terminal (19), described
Second combination connecting terminal (21) is fixed by snap internal in the lower box (18).
6. a kind of earth leakage protective device suitable for data communication according to claim 1, it is characterised in that: the electric leakage is protected
Shield device (4) is fixed on first stainless steel stent (3) by the mounting plate (11) and bolt, and the arc-chute (23) is logical
It crosses bolt and is fixed on the lower box (18) inside.
7. a kind of earth leakage protective device suitable for data communication according to claim 1, it is characterised in that: the test is pressed
Button (13) is embedded on the upper cover (14).
8. a kind of earth leakage protective device suitable for data communication according to claim 1, it is characterised in that: the upper cover
(14) it is connect by bolt with the lower box (18), the zero sequence current mutual inductor (24) is fixed on the nowel by card slot
Body (18) is internal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810822275.1A CN110071480A (en) | 2018-07-24 | 2018-07-24 | Leakage protection device suitable for data communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810822275.1A CN110071480A (en) | 2018-07-24 | 2018-07-24 | Leakage protection device suitable for data communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110071480A true CN110071480A (en) | 2019-07-30 |
Family
ID=67365760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810822275.1A Pending CN110071480A (en) | 2018-07-24 | 2018-07-24 | Leakage protection device suitable for data communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110071480A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113497415A (en) * | 2021-09-08 | 2021-10-12 | 江苏金石电力设计有限公司 | Anti-vibration leakage protection device for electric power engineering |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2731693Y (en) * | 2004-10-26 | 2005-10-05 | 温州创伟永吉电气有限公司 | Leakage protecting breaker |
| CN105375345A (en) * | 2015-08-31 | 2016-03-02 | 南京梅山冶金发展有限公司 | Power distribution cabinet |
| CN206258543U (en) * | 2016-12-21 | 2017-06-16 | 华北电力大学 | A kind of source-drain autoalarm |
| CN206312841U (en) * | 2016-12-23 | 2017-07-07 | 佛山松郎科技有限公司 | A kind of band phase-defect protection circuit breaker |
| CN206758390U (en) * | 2017-05-09 | 2017-12-15 | 浙江柳方电器配套有限公司 | A kind of RCCB |
| CN207368477U (en) * | 2017-11-14 | 2018-05-15 | 苏州中力电气有限公司 | A kind of power distribution cabinet anti-electric shock apparatus |
-
2018
- 2018-07-24 CN CN201810822275.1A patent/CN110071480A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2731693Y (en) * | 2004-10-26 | 2005-10-05 | 温州创伟永吉电气有限公司 | Leakage protecting breaker |
| CN105375345A (en) * | 2015-08-31 | 2016-03-02 | 南京梅山冶金发展有限公司 | Power distribution cabinet |
| CN206258543U (en) * | 2016-12-21 | 2017-06-16 | 华北电力大学 | A kind of source-drain autoalarm |
| CN206312841U (en) * | 2016-12-23 | 2017-07-07 | 佛山松郎科技有限公司 | A kind of band phase-defect protection circuit breaker |
| CN206758390U (en) * | 2017-05-09 | 2017-12-15 | 浙江柳方电器配套有限公司 | A kind of RCCB |
| CN207368477U (en) * | 2017-11-14 | 2018-05-15 | 苏州中力电气有限公司 | A kind of power distribution cabinet anti-electric shock apparatus |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113497415A (en) * | 2021-09-08 | 2021-10-12 | 江苏金石电力设计有限公司 | Anti-vibration leakage protection device for electric power engineering |
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Application publication date: 20190730 |