CN206711749U - A kind of combination transformer secondary side terminal box anti-electricity-theft device - Google Patents
A kind of combination transformer secondary side terminal box anti-electricity-theft device Download PDFInfo
- Publication number
- CN206711749U CN206711749U CN201720341652.0U CN201720341652U CN206711749U CN 206711749 U CN206711749 U CN 206711749U CN 201720341652 U CN201720341652 U CN 201720341652U CN 206711749 U CN206711749 U CN 206711749U
- Authority
- CN
- China
- Prior art keywords
- terminal box
- circuit board
- photodiode
- electricity
- light emitting
- 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.)
- Active
Links
Landscapes
- Burglar Alarm Systems (AREA)
Abstract
The utility model discloses a kind of combination transformer secondary side terminal box anti-electricity-theft device, including terminal box base and terminal box lid, circuit board is provided with the inside of the terminal box lid, the circuit board is fixed on the inner side of the terminal box lid, the circuit board is provided with red light emitting diodes and photodiode spaced apart, the light that the red light emitting diodes are sent can be converted into corresponding photoelectric current output when unobstructed by the photodiode, the circuit board is additionally provided with circuit module, the circuit module is electrically connected with by the circuit board and the red light emitting diodes and photodiode, elastic barrier pad is provided between the red light emitting diodes and the photodiode, the lower end of the elastic barrier pad is provided with barrier plate, the outside of the circuit board, which is provided with, stops cover；The utility model has simple in construction, and cost is low, alarms the advantages of timely.
Description
Technical field
The utility model belongs to combination transformer secondary side terminal box technical field, is related to a kind of anti-electricity-theft device, specifically
It is related to a kind of combination transformer secondary side terminal box anti-electricity-theft device.
Background technology
Combination transformer is can to incite somebody to action voltage transformer, current transformer combination to transformer together, combination transformer
High voltage, which becomes, turns to low-voltage, and high current is become and turns to low current, so as to reach the purpose to electric energy metrical, while can also be by one
Sub-high pressure and secondary low-voltage carry out electrical isolation, so as to reach the purpose protected to equipment and personal safety.
The high voltage of primary side, high current are transformed to generally exist after the low-voltage of secondary side, low current by combination transformer
The correct position of its tank surface installs the external output that a terminal box is used for the low-voltage, low current of secondary side, during use
People draw corresponding secondary connection from terminal box docks corresponding measuring equipment.
Terminal box is fixed on combination transformer by lead sealing, and lead sealing has certain power-steeling preventing effect, but still can quilt
Malicious person's opening carries out stealing on the premise of not destroying lead sealing even, and Utilities Electric Co. is typically only regularly safeguarded
And investigation, if recovered during Utilities Electric Co. carries out periodic maintenance and investigates and prosecutes, even if leaving a trace, also it is not easily found
Implement the people of stealing, allow Utilities Electric Co. to be too tired to deal with, very big economic loss is also caused to Utilities Electric Co..
Utility model content
The purpose of this utility model is for overcome the deficiencies in the prior art, and provides a kind of combination transformer secondary side joint
Line box anti-electricity-theft device, its is simple in construction, and cost is low, and alarm is timely.
What the purpose of this utility model was realized in：A kind of combination transformer secondary side terminal box anti-electricity-theft device, bag
Terminal box base and terminal box lid are included, circuit board, the circuit board and the terminal box are provided with the inside of the terminal box lid
Fixed block is provided between lid, the circuit board is fixed in the terminal box lid by fastener and the fixed block
Side, the side that the circuit board corresponds to the terminal box base are provided with red light emitting diodes and photoelectricity two spaced apart
Pole pipe, the light that the red light emitting diodes are sent can be converted into corresponding light when unobstructed by the photodiode
Electric current exports, and the side that the circuit board corresponds to the terminal box base is additionally provided with circuit module, and the circuit module passes through institute
State circuit board to be electrically connected with the red light emitting diodes and photodiode, the red light emitting diodes and the photoelectricity
Elastic barrier pad is provided between diode, the lower end of the elastic barrier pad is provided with barrier plate, and the barrier plate is fixed on described
The inner side of terminal box base, the outside of the circuit board, which is provided with, stops cover, and the stop cover is coated on the circuit board, red hair
Optical diode, photodiode and circuit module outside and be fixed on the inner side of the terminal box lid, it is described stop cover pair
The position of barrier plate described in Ying Yu is provided with breach, and the width of the barrier plate is not less than the width of the breach.
The fixed block is oblate column structure or flat cube structure.
The fixed block is integrally formed with the terminal box lid.
It is described to stop that cover is integrally formed with the terminal box lid.
The circuit module includes power adapter circuit, warning circuit and photo-signal process circuit.
The barrier plate is integrally formed with the terminal box base.
The beneficial effects of the utility model are：It is anti-electricity-theft using the small light electric-type being independently disposed on the inside of terminal box lid
Device, sent out immediately when realizing that both light paths connect with photodiode and its corresponding support circuit using red light emitting diodes
Go out alarm signal, carry out and alarm, Utilities Electric Co. timely respond to, take safeguard measure to avoid economic loss to greatest extent,
It is simultaneously simple in construction, its original condition can be made full use of to be achieved, cost of implementation is low.
Brief description of the drawings
Fig. 1 is internal structure schematic diagram of the present utility model.
Fig. 2 is protective cover front view of the present utility model and its relative position relation top view with barrier plate.
In figure：10th, terminal box base 20, terminal box lid 201, fixed block 202, fastener 30, circuit board
40th, red light emitting diodes 50, photodiode 60, circuit module 70, elastic barrier pad 80, barrier plate 90,
Stop cover 901, breach.
Embodiment
The technical solution of the utility model is described in further detail below in conjunction with the accompanying drawings.
Refer to Fig. 1 and Fig. 2, a kind of combination transformer secondary side terminal box anti-electricity-theft device, including terminal box base 10
With terminal box lid 20, this is the basic structure of prior art terminal box, and terminal box base 10 is used for each binding post of secondary side
Fixation, the upper end that terminal box lid 20 is covered in terminal box base 10 shields, and prevents each binding post of secondary side from exempting from
Corroded by sleet, dust, while generation that is anti-electricity-theft and avoiding contingency.The inner side of terminal box lid 20 is provided with circuit board
30, for electrically connecting.Be provided with fixed block 201 between circuit board 30 and terminal box lid 20, circuit board 30 by fastener 202 with
Fixed block 201 is fixed on the inner side of terminal box lid 20, and specifically, terminal box lid 20 is thin-wall construction, it is therefore desirable to is set
Put the installation that fixed block 201 is used for circuit board 30.The side of the corresponding terminal box base 10 of circuit board 30 is provided with spaced apart
Red light emitting diodes 40 and photodiode 50, the cost of red light emitting diodes 40 is low.Red light emitting diodes 40 are sent out
The light gone out can be converted into corresponding photoelectric current output when unobstructed by photodiode 50, specifically, set face-to-face
Red light emitting diodes 40 and photodiode 50 between form light path, control alarm signal by the through and off to light path
Send.The side of the corresponding terminal box base 10 of circuit board 30 is additionally provided with circuit module 60, and circuit module 60 passes through circuit board 30
It is electrically connected with red light emitting diodes 40 and photodiode 50, circuit module 60 has the work that power adaptation, function are realized
With.Elastic barrier pad 70 is provided between red light emitting diodes 40 and photodiode 50, the lower end of elastic barrier pad 70 is provided with
Barrier plate 80, barrier plate 80 realize the through and off of light path together with elastic barrier pad 70, and elastic barrier pad 70 also has buffering
Effect, both height errors can be buffered, realize that light path is fully disconnected when both combine.Barrier plate 80 is fixed on wiring
The inner side of box base 10, specifically, when elastic barrier pad 70 follows terminal box lid 20 to be opened, barrier plate 80, which follows, to be connect
Line box base 10 is as you were, light path connection, the output light electric current of photodiode 50, and control warning circuit sends alarm signal.
The outside of circuit board 30, which is provided with, stops cover 90, for ensureing that light path is effective when being blocked that plate 80 disconnects with elastic barrier pad 70
, otherwise need barrier plate 80 and elastic barrier pad 70 being arranged to what is with terminal box base 10 and terminal box lid 20 matched
Size, opposite to stop that cover 90 be substantially reduced the size, being advantageous to small light electric-type anti-electricity-theft device of the present utility model can
It is without limitations to be installed on arbitrary correct position in terminal box.Stop that cover 90 is coated on circuit board 30, red light emitting diodes
40th, the outside of photodiode 50 and circuit module 60 and the inner side of terminal box lid 20 is fixed on, specifically, stops cover 90
For forming a relative closure space, for accommodating small light electric-type anti-electricity-theft device；, can also will be red in actual use
Color light emitting diode 40, photodiode 50 and circuit module 60 are fixed on stop cover 90 by circuit board 30, then will resistance
Block cover 90 is installed on the inner side correct position of terminal box lid 20.Stop that cover 90 is provided with breach corresponding to the position of barrier plate 80
901, for accommodating barrier plate 80.The width of barrier plate 80 is not less than the width of breach 901, to ensure barrier plate 80 when needed
Light path can be disconnected completely.
Specifically, fixed block 201 is oblate column structure or flat cube structure.
More specifically, fixed block 201 is integrally formed with terminal box lid 20, while stops cover 90 and terminal box lid 20
It is integrally formed, is connected firmly, service life length.
Further, circuit module 60 includes power adapter circuit, warning circuit and photo-signal process circuit, specifically
For, power adapter circuit is connected with secondary side voltage terminal, can be red light emitting diodes 40 by secondary side voltage conversion,
Virtual voltage required for photodiode 50, warning circuit and photo-signal process circuit；Warning circuit includes buzzer
Circuit is sent with wired or wireless alarm signal, buzzer can send sound prompting when terminal box lid 20 is opened and steal
The people of electricity, allow them to feel and stop immoral action, or prompting passes by and hears that the people of buzzer sound are public to electric power
Telephone call is taken charge of, while wired or wireless alarm signal is sent, Utilities Electric Co. receives alarm signal timely processing, as much as possible
Avoid losing, wired alarming signal can draw with secondary connection and be transported to the supervision distal end of Utilities Electric Co., radio alarming letter
Sent on the spot if number, the supervision distal end of Utilities Electric Co. is transported to by wireless network；Photo-signal process circuit is mainly
One preamplifier, the photoelectric current that photodiode 50 exports can be subjected to noise reduction and preposition amplification, then pass through one
The resistance of certain resistance is converted into required voltage signal, and the voltage signal connects warning circuit by a relay opens it
Beginning work, after warning circuit starts, ceaselessly sends alarm signal always, resetted until the staff of Utilities Electric Co. or
Person artificially cuts off.
Further, barrier plate 80 is integrally formed with terminal box base 10, is connected firmly, service life length, blocking effect
It is good.
Better embodiment of the present utility model is the foregoing is only, it is all in this reality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc., it should be included in of the present utility model
Within protection domain.
Claims (6)
1. a kind of combination transformer secondary side terminal box anti-electricity-theft device, including terminal box base（10）With terminal box lid
（20）, it is characterised in that：The terminal box lid（20）Inner side is provided with circuit board（30）, the circuit board（30）With the wiring
Box lid（20）Between be provided with fixed block（201）, the circuit board（30）Pass through fastener（202）With the fixed block（201）
It is fixed on the terminal box lid（20）Inner side, the circuit board（30）The corresponding terminal box base（10）Side be provided with
Red light emitting diodes spaced apart（40）And photodiode（50）, the red light emitting diodes（40）Sent
Light can be by the photodiode when unobstructed（50）It is converted into corresponding photoelectric current output, the circuit board（30）It is right
Answer the terminal box base（10）Side be additionally provided with circuit module（60）, the circuit module（60）Pass through the circuit board
（30）With the red light emitting diodes（40）And photodiode（50）It is electrically connected with, the red light emitting diodes（40）With
The photodiode（50）Between be provided with elastic barrier pad（70）, the elastic barrier pad（70）Lower end be provided with barrier plate
（80）, the barrier plate（80）It is fixed on the terminal box base（10）Inner side, the circuit board（30）Outside be provided with resistance
Block cover（90）, it is described to stop cover（90）It is coated on the circuit board（30）, red light emitting diodes（40）, photodiode（50）
And circuit module（60）Outside and be fixed on the terminal box lid（20）Inner side, it is described stop cover（90）Corresponding to described
Barrier plate（80）Position be provided with breach（901）, the barrier plate（80）Width be not less than the breach（901）Width.
A kind of 2. combination transformer secondary side terminal box anti-electricity-theft device according to claim 1, it is characterised in that：It is described
Fixed block（201）For oblate column structure or flat cube structure.
A kind of 3. combination transformer secondary side terminal box anti-electricity-theft device according to claim 1 or 2, it is characterised in that：
The fixed block（201）With the terminal box lid（20）It is integrally formed.
A kind of 4. combination transformer secondary side terminal box anti-electricity-theft device according to claim 3, it is characterised in that：It is described
Stop cover（90）With the terminal box lid（20）It is integrally formed.
A kind of 5. combination transformer secondary side terminal box anti-electricity-theft device according to claim 1, it is characterised in that：It is described
Circuit module（60）Including power adapter circuit, warning circuit and photo-signal process circuit.
A kind of 6. combination transformer secondary side terminal box anti-electricity-theft device according to claim 1, it is characterised in that：It is described
Barrier plate（80）With the terminal box base（10）It is integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720341652.0U CN206711749U (en) | 2017-04-01 | 2017-04-01 | A kind of combination transformer secondary side terminal box anti-electricity-theft device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720341652.0U CN206711749U (en) | 2017-04-01 | 2017-04-01 | A kind of combination transformer secondary side terminal box anti-electricity-theft device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206711749U true CN206711749U (en) | 2017-12-05 |
Family
ID=60468630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720341652.0U Active CN206711749U (en) | 2017-04-01 | 2017-04-01 | A kind of combination transformer secondary side terminal box anti-electricity-theft device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206711749U (en) |
-
2017
- 2017-04-01 CN CN201720341652.0U patent/CN206711749U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206711749U (en) | A kind of combination transformer secondary side terminal box anti-electricity-theft device | |
| CN206710519U (en) | A kind of substation safety detection means | |
| CN2591520Y (en) | Electric water heater with omnibearing electricity leakage protection function | |
| CN208256609U (en) | A kind of high-tension fuse with auto-alarm function | |
| CN109066551A (en) | A kind of power transmission circuit caused by windage warning device | |
| CN105929212B (en) | Anti- four line money drawing plat electricity box of arrearage low voltage three-phase | |
| CN204046044U (en) | A kind of intelligent protection watch-dog | |
| CN210350452U (en) | Electric shock prevention switch cabinet | |
| CN104071036A (en) | Contact rail traction system of urban rail transit | |
| CN206712437U (en) | A kind of cable branch box | |
| CN206225261U (en) | A kind of disconnecting switch protective enclosure | |
| CN206712274U (en) | A kind of power distribution equipment | |
| CN108445370B (en) | Built-in sensor connecting piece of extra-high voltage GIS | |
| CN204967101U (en) | High pressure grounding handcart of transformer substation and monitored control system thereof | |
| CN2602531Y (en) | Secondary open circuit protector for current transformer | |
| CN2200248Y (en) | Automatic protector of low voltage electrifield wire netting controlled by computer | |
| CN205920875U (en) | Novel electric capacitance that lightning protection was hit device | |
| CN203039346U (en) | Comparison type device for electricity stealing prevention | |
| CN217214550U (en) | Special isolation switch of electric power | |
| CN209981133U (en) | Traction substation circuit breaker | |
| CN203396805U (en) | Low voltage electricity stealing prevention special measurement box | |
| CN206041335U (en) | Secondary terminal row isolation protective cover | |
| CN207200379U (en) | A kind of independent double-circuit communication controller switching equipment | |
| CN220019724U (en) | Transformer core ground current monitoring devices | |
| CN217216096U (en) | Box-type substation patrols and examines auxiliary device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |