CN209313412U - A kind of electro-engineering earth leakage protective device - Google Patents
A kind of electro-engineering earth leakage protective device Download PDFInfo
- Publication number
- CN209313412U CN209313412U CN201920378844.8U CN201920378844U CN209313412U CN 209313412 U CN209313412 U CN 209313412U CN 201920378844 U CN201920378844 U CN 201920378844U CN 209313412 U CN209313412 U CN 209313412U
- Authority
- CN
- China
- Prior art keywords
- armature
- shell
- fixedly connected
- electro
- chip microcontroller
- 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.)
- Expired - Fee Related
Links
Landscapes
- Breakers (AREA)
Abstract
The utility model discloses a kind of electro-engineering earth leakage protective devices in electro-engineering electric leakage protection technology field, the inner cavity nesting of the protecting seat is equipped with electromagnetic coil, protecting seat bottom longitudinally-moving is plugged with armature, the bottom end of the armature is fixedly connected with insulation spacer, the bottom of the insulation spacer is fixedly connected with folding conductive metal sheet, single-chip microcontroller is fixedly installed at the intracavity bottom center of the shell, insulated column is fixedly installed at left and right sides of the intracavity bottom of the shell, conductive sheet is fixedly connected at the top of insulated column described in two groups, binding post is fixedly connected at the top of the conductive sheet, the alarm being electrically connected with single-chip microcontroller is fixedly installed at the top of the protecting seat, electrically input connects overload protection module and electric current induction module to the single-chip microcontroller respectively, and electrically output connects electromagnetism to the single-chip microcontroller Coil can prevent staff's maloperation, provide protection to human body to the maximum extent.
Description
Technical field
The utility model relates to electro-engineering electric leakage protection technology field, specially a kind of electro-engineering earth leakage protective dress
It sets.
Background technique
Earth leakage protective device is to cause a kind of earth protective device of accident for preventing the person from getting an electric shock and leaking electricity, and works as circuit
Electrical equipment leakage current be greater than device setting valve or people, animal occur Danger Electric shock risk when, it can be acted rapidly, cutting
Emergency power supply, existing earth leakage protective device use leakage protection of the zero-sequenceprotection as circuit, prevent due to circuit electric leakage and
Caused accident, but since the response time of zero-sequenceprotection is slow, it is insensitive to electric current induction, it can not be broken in time to electric current
It opens, for this purpose, it is proposed that a kind of electro-engineering earth leakage protective device.
Utility model content
The purpose of this utility model is to provide a kind of electro-engineering earth leakage protective devices, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of electro-engineering earth leakage protective device, packet
Shell is included, shell left and right sidewall bottom is fixedly welded with fixing seat, and nesting is equipped with guarantor at the case top center
Guard housing, the inner cavity nesting of the protecting seat are equipped with electromagnetic coil, and protecting seat bottom longitudinally-moving is plugged with armature, and institute
It states and is fixedly connected with reset spring at the top of armature, the top of the reset spring is fixedly connected on the interior cavity wall of protecting seat
On, the bottom end of the armature is fixedly connected with insulation spacer, and the bottom of the insulation spacer is fixedly connected with folding conductive metal
Piece, is fixedly installed single-chip microcontroller at the intracavity bottom center of the shell, fixed at left and right sides of the intracavity bottom of the shell
It is provided with insulated column, conductive sheet is fixedly connected at the top of insulated column described in two groups, is fixedly connected at the top of the conductive sheet
There is binding post, the alarm being electrically connected with single-chip microcontroller is fixedly installed at the top of the protecting seat, the single-chip microcontroller is electric respectively
Property input connection overload protection module and electric current induction module, and the electrical output connection electromagnetic coil of the single-chip microcontroller.
Preferably, the bottom of the binding post and conductive sheet are electrically connected, and are bolted with fixation at the top of the binding post
Stud offers the wiring hole matched with binding post on the left and right sides side wall of the shell.
Preferably, the bottom of the protecting seat offers assembly channel longitudinal and that armature matches, and the armature
Top offer the fitting groove matched with reset spring, and the reset spring is nested in fitting groove.
Preferably, the length of the armature is greater than the depth in assembly channel, and the insulation spacer is to protecting seat bottom
Distance is greater than the length that armature is nested in assembly channel.
Preferably, moistureproof cushion is bonded with by PU glue-line on the inner wall of the shell, and is coated on the outer wall of moistureproof cushion
High-temperature-resistant layer.
Preferably, the fixing seat is symmetricly set on the left and right sides of shell, and offers in fixing seat described in two groups
Longitudinally through mounting hole.
Compared with prior art, the utility model has the beneficial effects that the structure design of the utility model is reasonable, electromagnetic coil
Not it is electric when, armature due to self weight can move down, thus promote bottom folding conductive metal sheet and conductive sheet contact, then
It completes to be powered, electric current induction module understands the size of current in automatic detection circuit and abnormal current situation whether occurs, in addition mistake
The watt level in protective module meeting detection circuit is carried, then alarm can be promoted to be actuated for alarming by single-chip microcontroller, together
When to promote electromagnetic coil to obtain electric, promote electromagnetic coil to generate suction to armature, drive folding conductive metal sheet to move up, and lead
Electric piece is detached from, and the protection to circuit is then completed, while can prevent staff's maloperation, to the maximum extent to human body
Protection is provided.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is utility model works schematic diagram.
In figure: 1 shell, 2 fixing seats, 3 protecting seats, 4 electromagnetic coils, 5 armature, 6 reset springs, 7 insulation spacers, 8 foldings
Conductive metal sheet, 9 single-chip microcontrollers, 10 insulated columns, 11 conductive sheets, 12 binding posts, 13 alarms, 14 overload protection modules, 15 electric currents
Induction module.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of electro-engineering earth leakage protective device, including
Shell 1,1 left and right sidewall bottom of shell are fixedly welded with fixing seat 2, and nesting is equipped with protecting seat 3 at 1 top center of shell,
The inner cavity nesting of protecting seat 3 is equipped with electromagnetic coil 4, and 3 bottom longitudinally-moving of protecting seat is plugged with armature 5, and the top of armature 5
It is fixedly connected with reset spring 6, the top of reset spring 6 is fixedly connected on the interior cavity wall of protecting seat 3, the bottom end of armature 5
It is fixedly connected with insulation spacer 7, the bottom of insulation spacer 7 is fixedly connected with folding conductive metal sheet 8, the intracavity bottom of shell 1
It is fixedly installed single-chip microcontroller 9 at center, is fixedly installed insulated column 10, two groups of insulation at left and right sides of the intracavity bottom of shell 1
The top of column 10 is fixedly connected to conductive sheet 11, and the top of conductive sheet 11 is fixedly connected with binding post 12, the top of protecting seat 3
It is fixedly installed the alarm 13 being electrically connected with single-chip microcontroller 9, electrically input connects 14 He of overload protection module to single-chip microcontroller 9 respectively
Electric current induction module 15, and electrically output connects electromagnetic coil 4 to single-chip microcontroller 9.
Wherein, the bottom of binding post 12 and conductive sheet 11 are electrically connected, and the top of binding post 12 is bolted with fixed bolt,
The wiring hole matched with binding post 12 is offered on the left and right sides side wall of shell 1, it can be in wiring by this set
When column 12 is connected with external cord, the unobstructed of circuit can be protected, while by borrowing line traffic control to be convenient for patching operations；
The bottom of protecting seat 3 offers assembly channel longitudinal and that armature 5 matches, and the top of armature 5 offers
The fitting groove matched with reset spring 6, and reset spring 6 is nested in fitting groove, it can convenient for armature 5 by this set
Along the sliding of assembly channel；
The length of armature 5 is greater than the depth in assembly channel, and the distance of insulation spacer 7 to 3 bottom of protecting seat is greater than armature 5
The length being nested in assembly channel can be guaranteed absolutely by this set when electromagnetic coil 4 generates suction to armature 5
Edge gasket 7 and 3 bottom of protecting seat are not interfered；
Moistureproof cushion is bonded with by PU glue-line on the inner wall of shell 1, and is coated with high-temperature-resistant layer on the outer wall of moistureproof cushion, is led to
Crossing this set can be improved moisture protection inside shell 1；
Fixing seat 2 is symmetricly set on the left and right sides of shell 1, and offers longitudinally through peace in two groups of fixing seats 2
Hole is filled, is convenient for being installed by fixing seat 2 and pre-installed position by this set.
Embodiment: the device when in use, by binding post 12 carry out electric wire connection, electromagnetic coil 4 not it is electric when, armature
5 since self weight can move down, so that the folding conductive metal sheet 8 of bottom and conductive sheet 11 be driven to contact, then complete to be powered,
Electric current induction module 15 understands the size of current in automatic detection circuit and abnormal current situation whether occurs, in addition overload protection mould
Watt level in the meeting detection circuit of block 14, when electric current is abnormal or circuit power overloads, single-chip microcontroller 9 promotes to report
Alert device 13 is actuated for alarming, while it is electric to promote electromagnetic coil 4 to obtain, and electromagnetic coil 4 is promoted to generate suction to armature 5, and armature 5 exists
It is moved up under the action of the drive of reset spring 6 and electromagnetic attraction, and then folding conductive metal sheet 8 is driven to move up,
It is detached from conductive sheet 11, to complete the protection to circuit.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of electro-engineering earth leakage protective device, including shell (1), it is characterised in that: shell (1) the left and right sidewall bottom
It is fixedly welded with fixing seat (2), nesting is equipped with protecting seat (3) at shell (1) top center, the protecting seat (3)
Inner cavity nesting be equipped with electromagnetic coil (4), protecting seat (3) bottom longitudinally-moving is plugged with armature (5), and the armature
(5) it is fixedly connected at the top of reset spring (6), the top of the reset spring (6) is fixedly connected on the inner cavity of protecting seat (3)
On inner wall, the bottom end of the armature (5) is fixedly connected with insulation spacer (7), and the bottom of the insulation spacer (7) is fixedly connected with
It opens and closes conductive metal sheet (8), is fixedly installed single-chip microcontroller (9) at the intracavity bottom center of the shell (1), the shell (1)
Intracavity bottom at left and right sides of be fixedly installed insulated column (10), insulated column described in two groups is fixedly connected at the top of (10)
Conductive sheet (11) is fixedly connected with binding post (12) at the top of the conductive sheet (11), and the top fixation of the protecting seat (3) is set
It is equipped with the alarm (13) being electrically connected with single-chip microcontroller (9), electrically input connects overload protection module to the single-chip microcontroller (9) respectively
, and the single-chip microcontroller (9) electrically output connection electromagnetic coil (4) (14) and electric current induction module (15).
2. a kind of electro-engineering earth leakage protective device according to claim 1, it is characterised in that: the binding post (12)
Bottom and conductive sheet (11) are electrically connected, and fixed bolt is bolted at the top of the binding post (12), a left side for the shell (1)
The wiring hole matched with binding post (12) is offered on right two sides side wall.
3. a kind of electro-engineering earth leakage protective device according to claim 1, it is characterised in that: the protecting seat (3)
Bottom offers the assembly channel that longitudinal and armature (5) match, and offers at the top of the armature (5) and reset spring
(6) fitting groove matched, and the reset spring (6) is nested in fitting groove.
4. a kind of electro-engineering earth leakage protective device according to claim 3, it is characterised in that: the length of the armature (5)
Degree is greater than the depth in assembly channel, and the distance of the insulation spacer (7) to protecting seat (3) bottom is greater than armature (5) and is nested in
Assemble the length in channel.
5. a kind of electro-engineering earth leakage protective device according to claim 1, it is characterised in that: the shell (1) it is interior
Moistureproof cushion is bonded with by PU glue-line on wall, and is coated with high-temperature-resistant layer on the outer wall of moistureproof cushion.
6. a kind of electro-engineering earth leakage protective device according to claim 1, it is characterised in that: the fixing seat (2) is right
Claim to be arranged and offers longitudinally through mounting hole in the left and right sides of shell (1), and in fixing seat described in two groups (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920378844.8U CN209313412U (en) | 2019-03-25 | 2019-03-25 | A kind of electro-engineering earth leakage protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920378844.8U CN209313412U (en) | 2019-03-25 | 2019-03-25 | A kind of electro-engineering earth leakage protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209313412U true CN209313412U (en) | 2019-08-27 |
Family
ID=67682333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920378844.8U Expired - Fee Related CN209313412U (en) | 2019-03-25 | 2019-03-25 | A kind of electro-engineering earth leakage protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209313412U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110972379A (en) * | 2019-12-27 | 2020-04-07 | 浙江冠南能源科技有限公司 | Electric leakage protection detection system for intelligent street lamp and detection method thereof |
| CN114650693A (en) * | 2022-05-18 | 2022-06-21 | 深圳市泛联信息科技有限公司 | Server cabinet system with intelligent identification function and method |
-
2019
- 2019-03-25 CN CN201920378844.8U patent/CN209313412U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110972379A (en) * | 2019-12-27 | 2020-04-07 | 浙江冠南能源科技有限公司 | Electric leakage protection detection system for intelligent street lamp and detection method thereof |
| CN114650693A (en) * | 2022-05-18 | 2022-06-21 | 深圳市泛联信息科技有限公司 | Server cabinet system with intelligent identification function and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209313412U (en) | A kind of electro-engineering earth leakage protective device | |
| CN105514936B (en) | A kind of domestic intelligent earth leakage protective device | |
| CN108233183B (en) | Safety lightning rod grounding device | |
| CN204614744U (en) | A kind of outdoor intelligent demarcation circuit breaker assembly | |
| CN103618289B (en) | Improve the method for flood-control electric safety level of outdoor cabinet | |
| CN210578506U (en) | Overvoltage protection device for radio frequency transmitter of Internet of things | |
| CN211426753U (en) | Electric leakage alarm device of transformer | |
| CN205752055U (en) | Chopper and the power taking structure of electric accessories | |
| CN205809234U (en) | A kind of intelligent cable insulation monitoring case | |
| CN205882315U (en) | Socket with relay | |
| CN209843433U (en) | Be applied to insulating reactor of removing storage battery car | |
| CN211655739U (en) | Intelligent power lightning protection box based on Internet of things | |
| CN204046044U (en) | A kind of intelligent protection watch-dog | |
| CN103283712A (en) | Bird-repellent device for electric power tower | |
| CN209000177U (en) | The anti-power transmission alarm device of 10KV power distribution station | |
| CN205565341U (en) | Take cubical switchboard of intelligent night -light | |
| CN203596295U (en) | Outdoor cabinet with high flood-prevention electrical safety level | |
| CN112904224A (en) | Air conditioner power leakage protection reminding device | |
| CN204554738U (en) | A kind of lamp switch operator guards | |
| CN204464991U (en) | A kind of self-resetting type communication line overvoltage protection box | |
| CN204707834U (en) | A kind of anti-bird transformer | |
| CN211879787U (en) | Capacitor box with anti-leakage function | |
| CN202094555U (en) | Temporary electrical connection device | |
| CN216290171U (en) | Electric leakage protection device of electric boiler | |
| CN211123214U (en) | Air conditioner power leakage protection reminding device |
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: 20190827 Termination date: 20200325 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |