CN209249272U - Installation box of transformer with warning function - Google Patents
Installation box of transformer with warning function Download PDFInfo
- Publication number
- CN209249272U CN209249272U CN201920301208.5U CN201920301208U CN209249272U CN 209249272 U CN209249272 U CN 209249272U CN 201920301208 U CN201920301208 U CN 201920301208U CN 209249272 U CN209249272 U CN 209249272U
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- resistance
- alarm
- transformer
- resistance wire
- relay
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Abstract
Installation box of transformer with warning function, belongs to technical field of relay protection.The utility model solves existing transformer in the presence of stolen, failure or be damaged and can not and the problem of alarm, be sticked resistance wire in the utility model cabinet, when cabinet is by destroying, resistance wire R2 will be broken, since more resistance wire R2 are in parallel, when the fracture of one or more resistance wire, total resistance value that parallel connection reticulates more resistance wire R2 of structure becomes larger, comparator inverting input terminal input voltage signal reduces, comparator exports high level, the coil of No. two relays powers on, normally opened contact closure, it destroys alarm and No. two video cameras powers on, alarm is destroyed to alarm, No. two video camera startings, when transformer lines failure output voltage is 0, the coil losing electricity of No.1 relay, normally-closed contact closure, broken circuit alarmer and No.1 video camera power on, broken circuit alarmer is alarmed, No.1 is taken the photograph Camera is shot.The utility model is suitable for installation transformer.
Description
Technical field
The utility model belongs to technical field of relay protection.
Background technique
Electricity is more and more important for our life, and no matter the power-off suddenly of any area can all cause serious economic damage
It loses, while bringing great inconvenience for people's lives, still, relatively remote regional transformer is stolen, failure or is damaged
Bad situation still happens occasionally, it is therefore desirable to alarm is measured in real time to the transformer of substation, still, existing report
Alarm device majority acquires Current Voltage using sensor, can not judge that transformer equipment failure occurs or by artificial damage,
And when usually maintenance personal rushes to transformer damage scene after a loss of power, transformer has been stolen, and can not accurately judge transformation
Device whether be first receive from external violence damage just caused by power-off, and can not be stolen, failure or be damaged in equipment
When and alarm, course of damage is recorded.
Utility model content
The utility model aim be in order to solve existing transformer there is stolen, failure or be damaged and can not and alarm
And the problem of damage process is recorded, propose a kind of installation box of transformer with warning function.
Installation box of transformer described in the utility model with warning function, it includes pedestal 1, cabinet 12, Duo Gen electricity
Hinder silk R2 and alarm unit；
Cabinet 12 is the cube structure of under shed, and cabinet 12 be located on pedestal 1, and the upper surface of pedestal 1 is equipped with multiple
Circular socket holes 2 are equipped with a connecting terminal 6 in each circular socket holes 2, and more resistance wire R2 are arranged in reticular structure and are sticked
On the inner wall of cabinet 12；The both ends of the more resistance wire R2 are plugged on respectively in different circular socket holes 2, more resistance wire R2
It is connected in parallel in the detection circuit of alarm unit by connecting terminal 6；
1 upper surface of pedestal is provided with rectangular recess, and the rectangular recess is located at the inside of multiple circular socket holes 2, the rectangle
Being covered at equal intervals in groove has spring 4, and the lower end of the spring 4 is fixedly connected with the bottom surface of rectangular recess, and the upper end of spring 4 is solid
Surely it is connected with movable plate 3, the movable plate 3 moves up and down in the rectangular recess with stretching for spring 4；The following table of movable plate
Be sticked opposite with the bottom surface of rectangular recess of face has a pair of of contact chip K1；When spring 4 compresses, the two panels up and down of contact chip K1 is contacted,
The detection circuit of alarm unit is connected, and when spring 4 extends, the two panels up and down of contact chip K1 is separated, the detection circuit of alarm unit
It disconnects；
Alarm unit includes power-off alarm 7, No.1 video camera 8,9, No. two video cameras 10 of rectifier, destroys alarm 11
And detection circuit, the detection circuit include: No.1 relay KA1, No. two relay KA2, resistance R1, resistance R3, resistance R4,
Resistance R5, resistance R6, comparator U1, triode Q1, power supply E1 and power supply E2；
The signal output end of the signal input part connection transformer of rectifier 9, the signal output end of rectifier 9 connect No.1
One end of the coil of relay KA1, the other end of the coil of No.1 relay KA1 connect a piece of, the contact chip in contact chip K1
Another in K1 connects one end of more resistance wire R2 and one end of resistance R1, the normally-closed contact of No.1 relay KA1 simultaneously
It is connected in the current supply circuit of No.1 video camera 8, power-off alarm 7 is in parallel with No.1 video camera 8；Power supply E1 is used for as power-off report
Alert device 7 and No.1 video camera 8 are powered；
The other end of more resistance wire R2 connects one end of resistance R6 and the inverting input terminal of comparator U1, resistance R6 simultaneously
The other end ground connection；The other end of resistance R1 connects one end of resistance R3 and one end of resistance R5, the other end of resistance R5 simultaneously
Ground connection；The other end of resistance R3 connects one end of resistance R4 and the normal phase input end of comparator U1, comparator U1 output end simultaneously
The other end of resistance R4 and one end of No. two relay KA2 coils are connected simultaneously；Another termination of No. two relay KA2 coils
Ground；
The normally opened contact of No. two relay KA2 is connected in the current supply circuit of No. two video cameras 10, destroy alarm 11 with
No. two video cameras 10 are in parallel；
Power supply E2 is used to destroy alarm 11 and No. two video cameras 10 and power.
The utility model is sticked resistance wire in cabinet, and when cabinet is by destroying, resistance wire R2 will be broken, in this way
The resistance value of resistance wire R2 will generate variation, in parallel when the fracture of one or more resistance wire since more resistance wire R2 are in parallel
The total resistance value for reticulating more resistance wire R2 of structure becomes larger, and comparator inverting input terminal input voltage signal reduces, than
High level is exported compared with device, the coil of No. two relay KA2 powers on, and normally opened contact closure destroys alarm 11 and No. two video cameras
10 power on, and destroy alarm 11 and alarm, and No. two video cameras 10 start, and are shot, when transformer lines failure is defeated
When voltage is 0 out, the coil losing electricity of No.1 relay KA1, normally-closed contact is closed, on power-off alarm 7 and No.1 video camera 8
Electricity, broken circuit alarmer are alarmed, and No.1 video camera is shot, and No.1 video camera 8 and No. two video cameras 10 shoot main use
In the record to failure process, realizes and the external force destruction of theft is recorded.Alarm realizes Rapid Alarm, reduces failure row
Process is looked into, realization quickly repairs, and reduces the economic loss as caused by power-off.
Detailed description of the invention
Fig. 1 is the top view of pedestal；
Fig. 2 is the cross-sectional view of pedestal；
Fig. 3 is the overall structure stereogram after pedestal and cabinet installation；
Fig. 4 is the circuit diagram of alarm unit described in the utility model.
Specific embodiment
The embodiments of the present invention is described in detail below with reference to accompanying drawings and embodiments, whereby to the utility model
How applied technology method can be fully understood and real accordingly come the realization process for solving technical problem, and reaching relevant art effect
It applies.Each feature in the embodiment of the present application and embodiment, can be combined with each other under the premise of not colliding, be formed by skill
Art scheme both is within the protection scope of the present invention.
Specific embodiment 1: illustrating that present embodiment, present embodiment have alarm function below with reference to Fig. 1 to Fig. 4
The installation box of transformer of energy, it includes pedestal 1, cabinet 12, more resistance wire R2 and alarm unit；
Cabinet 12 is the cube structure of under shed, and cabinet 12 be located on pedestal 1, and the upper surface of pedestal 1 is equipped with multiple
Circular socket holes 2 are equipped with a connecting terminal 6 in each circular socket holes 2, and more resistance wire R2 are arranged in reticular structure and are sticked
On the inner wall of cabinet 12；The both ends of the more resistance wire R2 are plugged on respectively in different circular socket holes 2, more resistance wire R2
It is connected in parallel in the detection circuit of alarm unit by connecting terminal 6；
1 upper surface of pedestal is provided with rectangular recess, and the rectangular recess is located at the inside of multiple circular socket holes 2, the rectangle
Being covered at equal intervals in groove has spring 4, and the lower end of the spring 4 is fixedly connected with the bottom surface of rectangular recess, and the upper end of spring 4 is solid
Surely it is connected with movable plate 3, the movable plate 3 moves up and down in the rectangular recess with stretching for spring 4；The following table of movable plate
Be sticked opposite with the bottom surface of rectangular recess of face has a pair of of contact chip K1；When spring 4 compresses, the two panels up and down of contact chip K1 is contacted,
The detection circuit of alarm unit is connected, and when spring 4 extends, the two panels up and down of contact chip K1 is separated, the detection circuit of alarm unit
It disconnects；
Alarm unit includes power-off alarm 7, No.1 video camera 8,9, No. two video cameras 10 of rectifier, destroys alarm 11
And detection circuit, the detection circuit include: No.1 relay KA1, No. two relay KA2, resistance R1, resistance R3, resistance R4,
Resistance R5, resistance R6, comparator U1, triode Q1, power supply E1 and power supply E2；
The signal output end of the signal input part connection transformer of rectifier 9, the signal output end of rectifier 9 connect No.1
One end of the coil of relay KA1, the other end of the coil of No.1 relay KA1 connect a piece of, the contact chip in contact chip K1
Another in K1 connects one end of more resistance wire R2 and one end of resistance R1, the normally-closed contact of No.1 relay KA1 simultaneously
It is connected in the current supply circuit of No.1 video camera 8, power-off alarm 7 is in parallel with No.1 video camera 8；Power supply E1 is used for as power-off report
Alert device 7 and No.1 video camera 8 are powered；
The other end of more resistance wire R2 connects one end of resistance R6 and the inverting input terminal of comparator U1, resistance R6 simultaneously
The other end ground connection；The other end of resistance R1 connects one end of resistance R3 and one end of resistance R5, the other end of resistance R5 simultaneously
Ground connection；The other end of resistance R3 connects one end of resistance R4 and the normal phase input end of comparator U1, comparator U1 output end simultaneously
The other end of resistance R4 and one end of No. two relay KA2 coils are connected simultaneously；Another termination of No. two relay KA2 coils
Ground；
The normally opened contact of No. two relay KA2 is connected in the current supply circuit of No. two video cameras 10, destroy alarm 11 with
No. two video cameras 10 are in parallel；Power supply E2 is used to destroy alarm 11 and No. two video cameras 10 and power.
Transformer is placed on by the installation box of transformer described in present embodiment with warning function first when in use
On movable plate 3, contact chip is contacted, and the K1 closure in detection circuit, rectifier connects the transformer output voltage after being depressured, case
After body installation, more resistance wire R2 detection circuit for access, detection circuit is started to work.
It is coated with insulating coating on the outside of more resistance wire R2 described in present embodiment, since more resistance wire R2 are arranged in
It is netted to be sticked in the inner surface of cabinet, it connects and is divided with resistance R6 after more resistance wire R2 are in parallel, under normal circumstances through electricity
If the voltage for hindering R3 output is identical as the voltage exported after more resistance, comparator does not export high level, when cabinet is destroyed
When, one or more fracture in more resistance wire R2, after more resistance wire R2 being connected in parallel in detection circuit in this way are in parallel
All-in resistance becomes larger, and the inverting input terminal voltage of comparator becomes smaller, since normal phase input end input voltage is constant, comparator
High level is exported, leads to No. two video cameras and destroys alarm to power on, carry out destroying alarm and be shot.
The voltage of the output of transformer described in present embodiment is input to rectifier 9 after being depressured again, after rectified device 9
The voltage of output is 12V DC voltage.After the transformer being mounted on the base is lifted, contact chip is disconnected, power-off alarm
It alarms.
Specific embodiment 2: illustrating present embodiment below with reference to Fig. 2 and Fig. 3, present embodiment is to embodiment one
The installation box of transformer with warning function is described further, and the upper surface of pedestal 1 is equipped with multiple rectangular receptacles 5,
The multiple rectangular receptacle 5 is in rectangle along the edge arranged at equal intervals of pedestal 1, and rectangular receptacle 5 is used for static housing 12；Cabinet 12
The bottom end of side wall have downward protrusion, the downward protrusion is plugged in multiple rectangular receptacles 5 on pedestal 1, and circle is inserted
The bottom surface of rectangular receptacle 5 is arranged in hole 2.Multiple rectangular receptacles, which realize, described in present embodiment is fixed cabinet.Increase
The safety of transformer is added.When cabinet and pedestal are by illegal separation, resistance R2 open circuit destroys alarm and also alarms,
Simultaneous camera is shot.
Specific embodiment 3: present embodiment is to the installation box of transformer described in embodiment one with warning function
It is described further, power-off alarm 7 and destruction alarm 11 are all made of combined aural and visual alarm, wireless alarm or audible alarm
Device.
Specific embodiment 4: illustrating present embodiment below with reference to Fig. 2, present embodiment is to described in embodiment one
Installation box of transformer with warning function is described further, and further includes No.1 switch K2 and No. two switch K3, the No.1
Switch K2 is connected between power supply E and power-off alarm 7 and No.1 video camera 8；No. two switch K3 are connected on power supply E and take the photograph with No. two
Between camera 10 and destruction alarm 11.
The switch of No.1 described in present embodiment and No. two switches are convenient for the use when repairing to alarm unit.
Specific embodiment 5: present embodiment is to the installation box of transformer described in embodiment one with warning function
It is described further, the resistance value of more resistance wire R2 is equal.
The length and radius of more resistance wire R2 described in present embodiment can be different, but its resistance value is identical,
Its length and radius are set according to the volume of cabinet, the size of resistance R1 according to more resistance wire R2 after in parallel must electricity
Resistance value determines.
Specific embodiment 6: present embodiment is to the installation box of transformer described in embodiment one with warning function
It is described further, No. two video cameras 10 and No. two video cameras 10 are all made of thermal camera realization.
No. two video cameras 10 and No. two video cameras 10 described in present embodiment are arranged near transformer installation site,
Shooting faces quasi- installation box of transformer.No. two video cameras 10 and No. two video cameras 10 are all made of microcam, and setting exists
Relatively hidden position.
The utility model has the alarm that different situations are realized using two alarm shooting circuits, is effectively reduced transformer
It is stolen to reduce the time used in the process of malfunction elimination.The utility model further includes that solar panel and its transformation are steady simultaneously
Pressure system uses solar panel and its transformation voltage-stabilizing system to power for No. two video cameras 10 and No. two video cameras 10.
The installs case of the utility model is suitable for 35KV transformer or 10KV transformer uses, and uses in 10KV transformer
When, pedestal is fixed on transformer mounting rack, the corrosion for reducing rainwater to transformer is arranged in cabinet in transformer, camera shooting
The installation site of the machine position suitable according to practical application selection.The utility model applies also for transformer fire prevention and uses, due to
Cabinet is structure as a whole, and cabinet and pedestal airtight connection, when transformer catches fire, oxygen content is few in cabinet, and fire will
Naturally extinguish.
Although embodiment disclosed by the utility model is as above, the content is only to facilitate understand that this is practical
Novel and use embodiment, is not intended to limit the utility model.Skill in any the utility model technical field
Art personnel can be in the formal and details of implementation under the premise of not departing from spirit and scope disclosed by the utility model
On make any modification and variation, but the scope of patent protection of the utility model, must still be defined with appended claims
Range subject to.
Claims (5)
1. the installation box of transformer with warning function, which is characterized in that it includes pedestal (1), cabinet (12), more resistance wires
R2 and alarm unit；
Cabinet (12) is the cube structure of under shed, and cabinet (12) be located on pedestal (1), and the upper surface of pedestal (1) is equipped with
Multiple circular socket holes (2), each circular socket holes (2) are interior to be equipped with a connecting terminal (6), and more resistance wire R2 arrangements reticulate
Structure is sticked on the inner wall of cabinet (12)；The both ends of the more resistance wire R2 are plugged on different circular socket holes (2) respectively
Interior, more resistance wire R2 are connected in parallel in the detection circuit of alarm unit by connecting terminal (6)；
Pedestal (1) upper surface is provided with rectangular recess, and the rectangular recess is located at the inside of multiple circular socket holes (2), the rectangle
Being covered at equal intervals in groove has spring (4), and the lower end of the spring (4) is fixedly connected with the bottom surface of rectangular recess, spring (4)
Upper end is fixedly connected with movable plate (3), and the movable plate (3) moves up and down in the rectangular recess with stretching for spring (4)；
Opposite be sticked in the lower surface of movable plate and the bottom surface of rectangular recess has a pair of of contact chip (K1)；When spring (4) compression, contact chip
(K1) the contact of two panels up and down, the detection circuit conducting of alarm unit, when spring (4) elongation, the two panels up and down of contact chip (K1)
It separates, the detection circuit of alarm unit disconnects；
Alarm unit includes power-off alarm (7), No.1 video camera (8), rectifier (9), No. two video cameras (10), destroys alarm
Device (11) and detection circuit, the detection circuit include: No.1 relay (KA1), No. two relays (KA2), resistance R1, resistance
R3, resistance R4, resistance R5, resistance R6, comparator U1, triode Q1, power supply E1 and power supply E2；
The signal output end of the signal input part connection transformer of rectifier (9), the signal output end of rectifier (9) connect No.1
One end of the coil of relay (KA1), the coil of No.1 relay (KA1) the other end connection contact chip (K1) in it is a piece of,
Another in contact chip (K1) connects one end of more resistance wire R2 and one end of resistance R1, No.1 relay (KA1) simultaneously
Normally-closed contact be connected in the current supply circuit of No.1 video camera (8), power-off alarm (7) is in parallel with No.1 video camera (8)；Electricity
Source E1 is used to power for power-off alarm (7) and No.1 video camera (8)；
The other end of more resistance wire R2 connects one end of resistance R6 and the inverting input terminal of comparator U1 simultaneously, and resistance R6's is another
One end ground connection；The other end of resistance R1 connects one end of resistance R3 and one end of resistance R5, the other end ground connection of resistance R5 simultaneously；
The other end of resistance R3 connects one end of resistance R4 and the normal phase input end of comparator U1 simultaneously, and comparator U1 output end connects simultaneously
One end of the other end of connecting resistance R4 and No. two relay (KA2) coils；The other end ground connection of No. two relay (KA2) coils；
The normally opened contact of No. two relays (KA2) is connected in the current supply circuit of No. two video cameras (10), is destroyed alarm (11)
It is in parallel with No. two video camera (10)；
Power supply E2 is used to destroy alarm (11) and No. two video camera (10) power supplies.
2. the installation box of transformer according to claim 1 with warning function, which is characterized in that the upper table of pedestal (1)
Face is equipped with multiple rectangular receptacles (5), and the multiple rectangular receptacle (5) is in rectangle, rectangle along the edge arranged at equal intervals of pedestal (1)
Socket (5) is used for static housing (12)；There is downward protrusion in the bottom end of the side wall of cabinet (12), and the downward protrusion is plugged on
In multiple rectangular receptacles (5) on pedestal (1), circular socket holes (2) are arranged in the bottom surface of rectangular receptacle (5).
3. the installation box of transformer according to claim 1 with warning function, which is characterized in that power-off alarm (7)
Combined aural and visual alarm, wireless alarm or voice guard are all made of with alarm (11) are destroyed.
4. the installation box of transformer according to claim 1 with warning function, which is characterized in that further include No.1 switch
K2 and No. two switch K3, the No.1 switch K2 are connected between power supply E and power-off alarm (7) and No.1 video camera (8)；Two
Number switch K3 is connected on power supply E and No. two video cameras (10) and destroys between alarm (11).
5. the installation box of transformer according to claim 1 with warning function, which is characterized in that more resistance wire R2's
Resistance value is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920301208.5U CN209249272U (en) | 2019-03-08 | 2019-03-08 | Installation box of transformer with warning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920301208.5U CN209249272U (en) | 2019-03-08 | 2019-03-08 | Installation box of transformer with warning function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209249272U true CN209249272U (en) | 2019-08-13 |
Family
ID=67537462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920301208.5U Expired - Fee Related CN209249272U (en) | 2019-03-08 | 2019-03-08 | Installation box of transformer with warning function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209249272U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114137439A (en) * | 2021-11-24 | 2022-03-04 | 广东电网有限责任公司 | Power failure fault analysis device and method of oil chromatography online monitoring device |
-
2019
- 2019-03-08 CN CN201920301208.5U patent/CN209249272U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114137439A (en) * | 2021-11-24 | 2022-03-04 | 广东电网有限责任公司 | Power failure fault analysis device and method of oil chromatography online monitoring device |
| CN114137439B (en) * | 2021-11-24 | 2023-08-18 | 广东电网有限责任公司 | Power failure analysis device and method for oil chromatography on-line monitoring device |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190813 Termination date: 20200308 |
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| CF01 | Termination of patent right due to non-payment of annual fee |