CN206505127U - New disconnected phase no volt alarm - Google Patents
New disconnected phase no volt alarm Download PDFInfo
- Publication number
- CN206505127U CN206505127U CN201720154863.3U CN201720154863U CN206505127U CN 206505127 U CN206505127 U CN 206505127U CN 201720154863 U CN201720154863 U CN 201720154863U CN 206505127 U CN206505127 U CN 206505127U
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- China
- Prior art keywords
- transformer
- cylinder
- piston
- piston rod
- gas cylinder
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Abstract
A kind of new disconnected phase no volt alarm, includes transformer, and transformer is provided with electric power output cable and on-load switch, and on-load switch includes main switch knife.Also include monitoring assembly, protection component and communication component；Monitoring assembly includes Hall current sensor, temperature sensor and controller, and Hall current sensor is set on electric power output cable, and temperature sensor is arranged on transformer；Protection component includes Pneumatic actuator, and Pneumatic actuator includes gas cylinder, the magnetic valve being arranged on gas cylinder, the cylinder being connected with magnetic valve and the piston being arranged in cylinder, and in being provided with piston rod on piston, piston rod is connected with main switch knife；Communication component includes base station communication apparatus and main frame.Dual signal monitoring can improve confidence level of the present utility model.Communication component is provided with, attendant can be made to understand running state of transformer in time.The utility model can in time be made a response using reliable to expression of unusual operation of transformers.
Description
Technical field
The utility model is related to operation power monitoring, alarming equipment technical field, more specifically, more particularly to a kind of new
The disconnected phase no volt alarm of type.
Background technology
Transformer in the process of running, is asked if the on-load switch installed on transformer has one fuse blows mutually occur
Topic, high voltage side of transformer phase-deficient operation can cause other biphase currents are huge suddenly to increase.Phase-deficient operation can cause transformer occurs defeated
Go out the abnormal conditions such as abruptly increase, the rise of transformer station high-voltage side bus temperature and the running noises increasing of electric current.
Transformer temperature rise and the increasing of running noises are only the influence to transformer equipment in itself, still, its
The current rush of output, then can cause the abruptly increase of electrical equipment input current and the shakiness of voltage, can so cause electricity consumption to set
Standby damage.Especially for three phase electric machine, Transformer Phase-deficient Operation can cause burning for three phase electric machine.
In order to solve the problem, when there is phase-deficient operation problem in transformer, it is necessary to which the timely hand off of staff is negative
Lotus switch makes its out of service.But, in actual production life, on-load switch fuse blows problem can not be sent out in time
It is existing, it can thus be delayed the repair time of transformer, cause the damage of transformer and the damage of downstream electrical equipment.
Utility model content
(1) technical problem
In summary, how a kind of Transformer Phase-deficient Operation monitoring device is provided, becomes those skilled in the art urgently
The problem of solution.
(2) technical scheme
The utility model provides a kind of new disconnected phase no volt alarm, includes transformer, the transformer is provided with
Electric power output cable, in being provided with on-load switch on the electric power output cable, the on-load switch includes for cutting off it
The main switch knife of operation.Based on said structure design, the utility model also includes monitoring assembly, protection component and communication set
Part；
The monitoring assembly includes Hall current sensor, temperature sensor and controller, and the Hall current is passed
Sensor is set on the electric power output cable, for being monitored in real time to the electric current that the electric power output cable is exported, institute
State temperature sensor to be arranged on the transformer, for monitoring the transformer station high-voltage side bus temperature in real time, the Hall
Current sensor and the temperature sensor are connected with the controller signals；
The protection component includes Pneumatic actuator, and the Pneumatic actuator, which includes, is mounted with high pressure inert gas
The gas cylinder of body, the magnetic valve being arranged on the gas cylinder, the cylinder being connected with the magnetic valve and it is arranged at institute
The piston in cylinder is stated, in being provided with piston rod on the piston, the cylinder passes through the magnetic valve and the gas cylinder
Connection, the piston rod is connected with the main switch knife, for driving the main switch knife to act, the controller and the magnetic valve
Signal is connected；
The communication component includes base station communication apparatus and main frame, and the base station communication apparatus passes through with the main frame
Wireless communication is connected, and the base station communication apparatus is connected with the controller signals.
Preferably, the gas cylinder is steel high-pressure gas cylinder；The cylinder is steel cylinder；The piston is lived for steel
Plug；The piston rod is steel piston bar.
Preferably, the piston rod is offseted with the main switch knife, and steel is passed through between the piston rod and the main switch knife
Lock is hinged linkage.
(3) beneficial effect
By said structure design, in the new disconnected phase no volt alarm that utility model is provided, Hall current is provided with
Sensor and temperature sensor, output current and temperature when can be to transformer station high-voltage side bus by the sensor carry out real
When monitor, monitored using dual signal, it is possible to increase the confidence level that the utility model is judged running state of transformer.It is provided with logical
Believe component, quickly can externally send monitoring signals so that attendant understands running state of transformer in time.It is provided with guarantor
Protecting assembly, can make its out of service using pneumatic mode fast shut-off on-load switch.The utility model is used reliably, can be right
Expression of unusual operation of transformers is made a response in time, solves the problem of expression of unusual operation of transformers is easily damaged.
Brief description of the drawings
Fig. 1 is the structural representation of new disconnected phase no volt alarm in the utility model embodiment；
In Fig. 1, the corresponding relation of component names and accompanying drawing number is：
Transformer 1, electric power output cable 2, on-load switch 3, main switch knife 4, Hall current sensor 5, temperature sensor 6,
Controller 7, gas cylinder 8, magnetic valve 9, cylinder 10, piston 11, piston rod 12, base station communication apparatus 13, main frame 14.
Embodiment
Embodiment of the present utility model is described in further detail with reference to the accompanying drawings and examples.Following examples
For illustrating the utility model, but it can not be used for limiting scope of the present utility model.
In description of the present utility model, unless otherwise indicated, " multiple " are meant that two or more；Term
The orientation or position of the instruction such as " on ", " under ", "left", "right", " interior ", " outer ", " front end ", " rear end ", " head ", " afterbody " are closed
It is to be described based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplifying, rather than
Indicate or imply that the device or element of meaning there must be specific orientation, with specific azimuth configuration and operation, therefore can not
It is interpreted as to limitation of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. are only used for describing purpose, and can not
It is interpreted as indicating or implying relative importance.
, it is necessary to illustrate in description of the present utility model, unless otherwise clearly defined and limited, term " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary.For this
For the those of ordinary skill in field, concrete meaning of the above-mentioned term in the utility model can be understood with concrete condition.
Fig. 1 is refer to, Fig. 1 is the structural representation of new disconnected phase no volt alarm in the utility model embodiment.
The utility model provides a kind of new disconnected phase no volt alarm, includes transformer 1, transformer 1 is provided with electricity
Power output cord 2, in being provided with on-load switch 3 on electric power output cable 2.On-load switch 3 is one kind between breaker and isolation
Device for switching between switch, with arc-control device, can cut off rated load current and certain overload current.In on-load switch
In 3, its main control unit is main plug-in strip 4, and the blowout of compressed gas is controlled by main switch knife 4, reaches arc extinguishing, the mesh of cutout
's.
In the prior art, if fuse blows problem occurs in on-load switch, maintainer is needed to on-site manual
Start main switch knife, thus easily cause repairing delay.
In order to solve the problem, the new disconnected phase no volt alarm that the utility model is provided also includes monitoring assembly, guarantor
Protecting assembly and communication component.
In the utility model：
Monitoring assembly includes Hall current sensor 5, temperature sensor 6 and controller 7.Hall current sensor 5
It is the magnetoelastic transducer part that a kind of use semi-conducting material is made, it is made according to Hall effect principle, Hall current sensor 5
By measuring the size of Hall voltage, the size of current－carrying conductor electric current can be measured indirectly.Hall current sensor 5 is set in electricity
In power output cord 2, the electric current that electric power output cable 2 is exported can in real time be monitored.Temperature sensor 6 refers to experience
Temperature and the sensor for being converted into usable output signal, temperature sensor 6 used in the utility model using contact,
Thermal resistance temperature sensor.Temperature sensor 6 is arranged on transformer 1, and the running temperature of transformer 1 can be supervised in real time
Survey.Controller 7 is using prior art applied to the industrial computer in terms of Industry Control, Hall current sensor 5 and TEMP
Device 6 is connected with the signal of controller 7, after controller 7 is connected by signal wire with Hall current sensor 5 and temperature sensor 6
The monitoring signals of above-mentioned two sensor can be received, and data processing can be carried out to monitoring signals.When Hall current sensing
When the monitoring signals of device 5 or any sensor of temperature sensor 6 exceed the threshold value of setting in controller 7, controller 7 judges to become
The operation exception of depressor 1.
In order to which the abnormal operating condition of transformer 1 is notified into maintainer in time, the utility model additionally provides communication
Component, wireless communication components include base station communication apparatus 13 and main frame 14.Base station communication apparatus 13 can be SIM card Card Reader
Device, this makes it possible to cause the utility model using mobile network realize signal transmit.Base station communication apparatus 13 can also be used
Broadband cat, so enables to the utility model to realize that signal is transmitted by broadband network.Base station communication apparatus 13 and main frame 14
Connected by wireless communication, base station communication apparatus 13 is connected with the signal of controller 7.Once controller 7 judges that transformer 1 is transported
Row is abnormal, and it can send alarm signal to main frame 14 in time by base station communication apparatus 13.
After main frame 14 receives alarm signal, make its out of service in order to cut-out on-load switch 3 in time, this practicality
New to additionally provide protection component, protection component includes Pneumatic actuator, and Pneumatic actuator, which includes, is mounted with high pressure
The gas cylinder 8 of inert gas, the magnetic valve 9 being arranged on gas cylinder 8, the cylinder 10 being connected with magnetic valve 9 and setting
In the piston 11 in cylinder 10, in being provided with piston rod 12 on piston 11, cylinder 10 is connected by magnetic valve 9 with gas cylinder 8,
Piston rod 12 is connected with main switch knife 4, for driving main switch knife 4 to act, and controller 7 is connected with the signal of magnetic valve 9.
Based on said structure design, the utility model has two kinds of protected modes：1st, automatic protected mode, when controller 7
When judging 1 operation exception of transformer, sending control signal to magnetic valve 9 from the active of controller 7 opens it, and magnetic valve 9 is opened
Afterwards, the inner high voltage gas of gas cylinder 8, which is entered in cylinder 10, promotes piston 11 to move, and piston rod 12 is under the effect of piston 11 with regard to energy
Enough promote main switch knife 4 to move, make its out of service so as to cut off on-load switch 3；2nd, protected mode is manually controlled, when controller 7
When judging 1 operation exception of transformer, controller 7 sends alarm signal by base station communication apparatus 13 to main frame 14, by main frame 14
Judge the running situation of transformer 1, instruction is sent to controller 7 by main frame 14 again afterwards, controller 7 is made according to instruction to be cut
Disconnected on-load switch 3 makes its reaction out of service.
By said structure design, in the new disconnected phase no volt alarm that utility model is provided, Hall current is provided with
Sensor 5 and temperature sensor 6, output current and temperature when can be run by the sensor to transformer 1 are entered
Row monitoring in real time, is monitored, it is possible to increase the confidence level that the utility model is judged the running status of transformer 1 using dual signal.If
Communication component is equipped with, quickly can externally be sent monitoring signals so that attendant understands the running status of transformer 1 in time.
Protection component is provided with, using pneumatic mode fast shut-off on-load switch 3 its can be made out of service.The utility model is used can
Lean on, the misoperation of transformer 1 can in time be made a response, solve the problem of misoperation of transformer 1 is easily damaged.
Specifically, gas cylinder 8 is steel high-pressure gas cylinder；Cylinder 10 is steel cylinder；Piston 11 is steel piston；Piston
Bar 12 is steel piston bar.
Inert gas is filled with steel high-pressure gas cylinder 8, it is possible to increase the security that the utility model is used.
In the utility model, piston rod 12 offsets with main switch knife 4, is locked between piston rod 12 and main switch knife 4 by steel
Button is hinged linkage.The concrete structure of steel lock is similar to chain in the prior art, its concrete structure is not repeated again.
Embodiment of the present utility model in order to example and description for the sake of and provide, and be not exhaustively or will
The utility model is limited to disclosed form.Many modifications and variations are aobvious and easy for the ordinary skill in the art
See.Selection and description embodiment are, in order to more preferably illustrate principle of the present utility model and practical application, and to make this area
Those of ordinary skill is it will be appreciated that the utility model is so as to design the various embodiments with various modifications suitable for special-purpose.
Claims (3)
1. a kind of new disconnected phase no volt alarm, includes transformer (1), the transformer is provided with electric power output cable (2),
In being provided with on-load switch (3) on the electric power output cable, the on-load switch includes the main switch for cutting off its operation
Knife (4), it is characterised in that
Also include monitoring assembly, protection component and communication component；
The monitoring assembly includes Hall current sensor (5), temperature sensor (6) and controller (7), the Hall electricity
Flow sensor is set on the electric power output cable, for being supervised in real time to the electric current that the electric power output cable is exported
Survey, the temperature sensor is arranged on the transformer, for being monitored in real time to the transformer station high-voltage side bus temperature, described
Hall current sensor and the temperature sensor are connected with the controller signals；
The protection component includes Pneumatic actuator, and the Pneumatic actuator, which includes, is mounted with high-pressure inert gas
Gas cylinder (8), the magnetic valve (9) being arranged on the gas cylinder, the cylinder (10) being connected with the magnetic valve and set
The piston (11) being placed in the cylinder, in being provided with piston rod (12) on the piston, the cylinder passes through the magnetic valve
It is connected with the gas cylinder, the piston rod is connected with the main switch knife, for driving the main switch knife to act, the control
Device is connected with the solenoid signal；
The communication component includes base station communication apparatus (13) and main frame (14), the base station communication apparatus and the main frame
Connected by wireless communication, the base station communication apparatus is connected with the controller signals.
2. new disconnected phase no volt alarm according to claim 1, it is characterised in that
The gas cylinder is steel high-pressure gas cylinder；
The cylinder is steel cylinder；
The piston is steel piston；
The piston rod is steel piston bar.
3. new disconnected phase no volt alarm according to claim 1, it is characterised in that
The piston rod is offseted with the main switch knife, and connection is hinged by steel lock between the piston rod and the main switch knife
It is dynamic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720154863.3U CN206505127U (en) | 2017-02-16 | 2017-02-16 | New disconnected phase no volt alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720154863.3U CN206505127U (en) | 2017-02-16 | 2017-02-16 | New disconnected phase no volt alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206505127U true CN206505127U (en) | 2017-09-19 |
Family
ID=59833736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720154863.3U Expired - Fee Related CN206505127U (en) | 2017-02-16 | 2017-02-16 | New disconnected phase no volt alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206505127U (en) |
-
2017
- 2017-02-16 CN CN201720154863.3U patent/CN206505127U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170919 Termination date: 20200216 |