CN209400671U - Relay contact signal detection apparatus and system - Google Patents
Relay contact signal detection apparatus and system Download PDFInfo
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- CN209400671U CN209400671U CN201822246525.XU CN201822246525U CN209400671U CN 209400671 U CN209400671 U CN 209400671U CN 201822246525 U CN201822246525 U CN 201822246525U CN 209400671 U CN209400671 U CN 209400671U
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- contact signal
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- relay contact
- density monitor
- radio receiver
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Abstract
The utility model provides a kind of relay contact signal detection apparatus and system, comprising: signal pickup assembly, signal processing apparatus, control device, pressure controlling device, radio receiver and wireless base station apparatus；Signal pickup assembly and wireless base station apparatus are arranged in the convergence control cabinet of SF6 density monitor；Control device is connect with signal processing apparatus, pressure controlling device and radio receiver respectively；Control device controls pressure controlling device output pressure value to SF6 density monitor；The contact signal of signal pickup assembly acquisition SF6 density monitor；Contact signal is sent to radio receiver by wireless base station apparatus；Radio receiver receives the contact signal that wireless base station apparatus is sent；Signal processing apparatus detects contact signal, obtains testing result, and which avoids the disassembly repeatedly of the terminals of SF6 density monitor, improves the Experience Degree of user.
Description
Technical field
The utility model relates to instrument and equipment detection technique fields, more particularly, to a kind of relay contact signal detection apparatus
Standby and system.
Background technique
SF6 (sulfur hexafluoride) density monitor detection device with SF6 gas be verification medium, by acquisition SF6 density after
The contact signal of electric appliance, by the working condition that SF6 density monitor contact is calculated.
The contact signal of SF6 density monitor is by being wiredly connected on convergence control cabinet, it usually needs staff is former
Some signal wires are dismantled, and acquisition signal wire are connected to the output end of density monitor contact point signal, are acquired signal in real time and are transferred to
On SF6 density monitor verifying attachment host, by signal processing, the pressure value when signal acted at this time occurs, warp are write down
It crosses computer to summarize, processing generates report, is supplied to relevant persons in charge and analyzes and judge.Accordingly, there exist SF6 density after
The technical issues of signal wire need to be disconnected when appliance contact signal detection repeatedly.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of relay contact signal detection apparatus and system, with
The technical issues of signal wire need to be disconnected when solving SF6 density monitor contact signal detection existing in the prior art repeatedly.
In a first aspect, the utility model embodiment provides a kind of relay contact signal detection apparatus, comprising: signal acquisition
Device, signal processing apparatus, control device, pressure controlling device, radio receiver and wireless base station apparatus；Signal acquisition
Device and wireless base station apparatus are arranged in the convergence control cabinet of SF6 density monitor；Control device respectively with signal processing apparatus,
Pressure controlling device and radio receiver connection；Control device controls pressure controlling device output pressure value to pressure output
Device；Pressure value is delivered to SF6 density monitor by pressure output device；Signal pickup assembly acquires SF6 density monitor
Contact signal；Contact signal is sent to radio receiver by wireless base station apparatus；Radio receiver receives wireless transmission dress
Set the contact signal of transmission；Signal processing apparatus detects contact signal, obtains testing result.
With reference to first aspect, the utility model embodiment provides the first possible embodiment of first aspect,
In, radio receiver and wireless base station apparatus include: any in blue-tooth device, ZigBee device and RoLa device
It is a kind of.
With reference to first aspect, the utility model embodiment provides second of possible embodiment of first aspect,
In, signal pickup assembly is calipers pulse current detector.
With reference to first aspect, the utility model embodiment provides the third possible embodiment of first aspect,
In, it is detachably connected between radio receiver and control device.
With reference to first aspect, the utility model embodiment provides the 4th kind of possible embodiment of first aspect,
In, further includes: data presentation device and signal prompt device；Data presentation device and signal prompt device are filled with control
Set connection；Data presentation device shows testing result；Signal prompt device prompts verification state.
With reference to first aspect, the utility model embodiment provides the 5th kind of possible embodiment of first aspect,
In, data presentation device is light emitting diode (Light Emitting Diode, abbreviation LED) liquid crystal display.
With reference to first aspect, the utility model embodiment provides the 6th kind of possible embodiment of first aspect,
In, signal prompt device includes: light emitting diode and loudspeaker；Light emitting diode carries out light prompt to verification state；It raises
Sound device carries out auditory tone cues to verification state.
Second aspect, the utility model embodiment also provide a kind of relay contact signal detection system, comprising: pressure source
Equipment, verification gas piping interface, SF6 density monitor convergence control cabinet and relay contact signal as described in relation to the first aspect
Detection device；Pressure source device is connect with relay contact signal supervisory instrument；Verify gas piping interface and relay contact
Signal supervisory instrument connection；Pass through channel radio between the convergence control cabinet and relay contact signal supervisory instrument of SF6 density monitor
Letter connection；Pressure source device provides gas by verification gas piping interface for SF6 density monitor.
In conjunction with second aspect, the utility model embodiment provides the first possible embodiment of second aspect,
In, transmission antenna is additionally provided on the convergence control cabinet of SF6 density monitor.
In conjunction with second aspect, the utility model embodiment provides second of possible embodiment of second aspect,
In, receiving antenna is additionally provided on SF6 density monitor contact signal checking device.
Technical solution provided by the embodiment of the utility model brings following the utility model has the advantages that the utility model embodiment provides
A kind of relay contact signal detection apparatus and system, comprising: signal pickup assembly, signal processing apparatus, control device, pressure
Regulation device, radio receiver and wireless base station apparatus, wherein signal pickup assembly and wireless base station apparatus setting exist
In the convergence control cabinet of SF6 density monitor, control device is filled with signal processing apparatus, pressure controlling device and wireless receiving respectively
Connection is set, control device controls pressure controlling device output pressure value to SF6 density monitor, and signal pickup assembly acquires SF6
The contact signal of density monitor, in addition, contact signal is sent to radio receiver, wireless receiving dress by wireless base station apparatus
It sets and receives the contact signal that wireless base station apparatus is sent, signal processing apparatus detects contact signal, to be detected
As a result, therefore, the information of the contact signal by being wirelessly transferred SF6 density monitor, so that checkout procedure is avoided without taking out stitches
Secondary circuit disconnects line bring operating risk and security risk, eliminates the inadequate problem of field-checking signal line length,
Reduce field-checking cabling insecurity factor, improve safety and the working efficiency of working site, to solve existing
The technical issues of signal wire need to be disconnected present in technology when SF6 density monitor contact signal detection repeatedly.
Other feature and advantage of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood and implementing the utility model.The purpose of this utility model and other advantages are illustrating
Specifically noted structure is achieved and obtained in book and attached drawing.
To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, preferred embodiment is cited below particularly, and
Cooperate appended attached drawing, is described in detail below.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of relay contact signal detection apparatus provided by the embodiment of the utility model；
Fig. 2 is the structural schematic diagram of another relay contact signal detection apparatus provided by the embodiment of the utility model；
Fig. 3 is a kind of structural schematic diagram of relay contact signal detection system provided by the embodiment of the utility model；
Fig. 4 is a kind of schematic diagram of relay contact signal detection data flow provided by the embodiment of the utility model.
Icon: 1- relay contact signal supervisory instrument；2- pressure source device；3- verifies gas piping interface；4-SF6 is close
Spend the convergence control cabinet of relay；11- signal pickup assembly；12- signal processing apparatus；13- control device；14- pressure controlling device；
15- radio receiver；16- wireless base station apparatus；17- data presentation device；18- signal prompt device.
Specific embodiment
To keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer, below in conjunction with attached drawing to this
The technical solution of utility model is clearly and completely described, it is clear that described embodiment is that the utility model a part is real
Example is applied, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making
Every other embodiment obtained, fall within the protection scope of the utility model under the premise of creative work.
Currently, existing SF6 relay examine need to signal wire in convergence control cabinet the electrification of SF6 density monitor from remittance
It is removed in control cabinet, is linked into the signal input part of SF6 density monitor verifying attachment, easily leads to connecing for SF6 density monitor
The disassembly repeatedly of line end, influences the reliability of its wiring, and there are security risks.
Based on this, a kind of relay contact signal detection apparatus provided by the embodiment of the utility model and system can be solved
The technical issues of signal wire certainly need to be disconnected repeatedly when SF6 density monitor contact signal detection existing in the prior art.
For convenient for understanding the present embodiment, first to a kind of relay contact disclosed in the utility model embodiment
Signal detection apparatus and system describe in detail.
Embodiment one:
The utility model embodiment provides a kind of relay contact signal detection apparatus, as shown in Figure 1, the equipment includes:
Signal pickup assembly 11, signal processing apparatus 12, control device 13, pressure controlling device 14, radio receiver 15 and nothing
Line sending device 16.
It should be noted that the remittance of SF6 density monitor is arranged in signal pickup assembly 11 and wireless base station apparatus 16
It controls in cabinet 4；Control device 13 is connect with signal processing apparatus 12, pressure controlling device 14 and radio receiver 15 respectively.
Wherein, signal pickup assembly 11 is calipers pulse current detector.Radio receiver 15 and wireless base station apparatus 16 are equal
It include: blue-tooth device, ZigBee (the low-power consumption LAN protocol based on IEEE802.15.4 standard) device and RoLa (low function
Rate spreads remote transmission technology) any one in device, blue-tooth device has low-power consumption and transmission rate is high, communication distance
Closely (in general 10m) the features such as；ZigBee device has low-power consumption, low cost, large capacity, time delay short, reliable and safe
Feature；Rola device has low-power consumption and remote transmission, transmits the features such as reliable and stable, wherein above-mentioned blue-tooth device,
ZigBee device and RoLa device are that short-range communication means, i.e. radio receiver and radio receiver can be according to users
Demand selects communication device, can be any one in blue-tooth device, ZigBee device and RoLa device.
In addition, being detachably connected between radio receiver 15 and control device 13, plug and play is realized, and avoid tearing open
Line brings good experience to user.
Control device 13 controls 14 output pressure value of pressure controlling device to SF6 density monitor；Signal pickup assembly 11
Acquire the contact signal of SF6 density monitor；Contact signal is sent to radio receiver 15 by wireless base station apparatus 16；Wirelessly
Reception device 15 receives the contact signal that wireless base station apparatus 16 is sent；Signal processing apparatus 12 detects contact signal,
Obtain testing result.
When SF6 density monitor contact is in open-circuit condition i.e.: when no current in circuit, with SF6 density monitor pressure
The variation of power, SF6 density monitor contact are in closed state i.e.: when having electric current in circuit, there is faint inspection in circuit at this time
It surveys electric current to pass through, collects this small-signal using the calipers pulse current detector based on hall principle, by integrated
Amplifier amplification in circuit makes the voltage amplification to being enough to export stronger signal, the touching of convergence control cabinet acquisition density monitor
After point signal, wireless signal is modulated into a manner of electromagnetic wave by antenna sending by wireless base station apparatus, wherein wireless hair
Device is sent to send SF6 density monitor contact open and close signal.The letter of radio receiver reception contact signal
Breath sends contact signal information to signal processing apparatus, and signal processing apparatus carries out data processing to contact signal information, obtains
To testing result.
In addition, another relay contact signal detection apparatus, as shown in Fig. 2, in addition to the above described configuration, further includes:
Data presentation device 17 and signal prompt device 18；Data presentation device 17 and signal prompt device 18 are and control device
13 connections；Data presentation device 17 shows testing result；18 pairs of verification states of signal prompt device prompt.Wherein, data
Display device 17 is LED liquid-crystal display.Wherein, testing result includes: that SF6 density monitor contact is working properly or SF6
Density monitor contact works abnormal information, the state of inspection include: the alarm of SF6 density monitor contact, locking and
The states such as over-voltage.Wherein, signal prompt device 18 includes: light emitting diode and loudspeaker；Light emitting diode is to verification state
Carry out light prompt；Loudspeaker carries out auditory tone cues to verification state, such as: the contact of density monitor is in alarm state of value
When, diode displaying is red, and loudspeaker buzzing is primary；When the contact of density monitor is in locking state of value, shine
Diode is shown in green, and loudspeaker buzzing is twice；When the contact of density monitor is in overvoltage condition, diode displaying
For yellow, loudspeaker buzzing is three times.
The utility model embodiment provides a kind of relay contact signal detection apparatus, comprising: signal pickup assembly, signal
Processing unit, control device, pressure controlling device, radio receiver and wireless base station apparatus, wherein signal pickup assembly
And wireless base station apparatus is arranged in the convergence control cabinet of SF6 density monitor, control device respectively with signal processing apparatus, pressure
Regulation device and radio receiver connection, control device control pressure controlling device output pressure value to SF6 density relay
Device, signal pickup assembly acquires the contact signal of SF6 density monitor, in addition, contact signal is sent to by wireless base station apparatus
Radio receiver, radio receiver receive the contact signal that wireless base station apparatus is sent, and signal processing apparatus believes contact
Number detected, to obtain testing result, which by the information of the contact signal of wireless transmission SF6 density monitor,
So that checkout procedure avoids secondary circuit and disconnects line bring operating risk and security risk, eliminate scene without taking out stitches
The inadequate problem of checking signal line length reduces field-checking cabling insecurity factor, improves the safety of working site
And working efficiency, good experience is brought to user.
Embodiment two:
The utility model embodiment provides a kind of relay contact signal detection system, as shown in Figure 3, comprising: pressure source
Equipment 2, verification gas piping interface 3, the convergence control cabinet 4 of SF6 density monitor and the relay contact as described in embodiment one
Signal supervisory instrument 1；Pressure source device 2 is connect with relay contact signal supervisory instrument 1；Verify gas piping interface 3 with after
Appliance contact signal supervisory instrument 1 connects；Between the convergence control cabinet 4 and relay contact signal supervisory instrument 1 of SF6 density monitor
It connects by wireless communication.
Specifically, pressure source device provides gas by verification gas piping interface for SF6 density monitor.Pressure source is set
It is standby that stable rate of pressure rise and fall off rate are modulated by pressure control device, pressure output to pressure output is filled
It sets, from pressure output device to density monitor supply pressure.
In addition, transmission antenna is additionally provided on the convergence control cabinet of SF6 density monitor, SF6 density monitor contact signal school
Receiving antenna is additionally provided on experiment device, convergence control cabinet is sent out collected contact signal with electromagnetic wave by sending electric wire
It goes, electromagnetic wave is converted by receiving antenna by contact signal in receiving end, is realized to the alarm of SF6 density monitor, locking, mistake
The real time monitoring of the checking procedures contact switch states such as pressure.
Fig. 4 show the schematic diagram of relay contact signal detection data flow, wherein the contact of SF6 density monitor
In idle state, the control pressure controlling device of control device, pressure controlling device controls pressure source device for pressure
It is conveyed to SF6 density monitor, the contact generation movement of SF6 density monitor, the change of signal pickup assembly collect contacts signal
Change information, sent by wireless base station apparatus, radio receiver receives the change information of contact signal, and passes through signal
Processing unit is handled to obtain testing result.
The utility model embodiment passes through the information of the contact signal of wireless transmission SF6 density monitor, so that examining
Cheng Wuxu takes out stitches, and avoids secondary circuit and disconnects line bring operating risk and security risk, eliminates field-checking signal wire
The inadequate problem of length reduces field-checking cabling insecurity factor, improves safety and the working efficiency of working site,
And good experience is brought to user.
Relay contact signal detection system provided by the embodiment of the utility model, with relay provided by the above embodiment
Contact signal detection device technical characteristic having the same reaches identical technology so also can solve identical technical problem
Effect.
In addition, in the description of the utility model embodiment unless specifically defined or limited otherwise, term " installation ",
" connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can
To be the connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the present invention.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " only describe purpose, are not understood to indicate or imply relative importance.
The computer program of relay contact signal detection apparatus and system is carried out provided by the utility model embodiment
Product, the computer readable storage medium including storing the executable non-volatile program code of processor, described program generation
Previous methods method as described in the examples can be performed in the instruction that code includes, and specific implementation can be found in embodiment of the method, herein not
It repeats again.
In several embodiments provided herein, it should be understood that disclosed systems, devices and methods, it can be with
It realizes by another way.The apparatus embodiments described above are merely exemplary, for example, the division of the unit,
Only a kind of logical function partition, there may be another division manner in actual implementation, in another example, multiple units or components can
To combine or be desirably integrated into another system, or some features can be ignored or not executed.Another point, it is shown or beg for
The mutual coupling, direct-coupling or communication connection of opinion can be through some communication interfaces, device or unit it is indirect
Coupling or communication connection can be electrical property, mechanical or other forms.
Finally, it should be noted that embodiment described above, only specific embodiment of the present utility model, to illustrate this
The technical solution of utility model, rather than its limitations, the protection scope of the utility model is not limited thereto, although referring to aforementioned
The utility model is described in detail in embodiment, those skilled in the art should understand that: it is any to be familiar with this skill
The technical staff in art field within the technical scope disclosed by the utility model, still can be to skill documented by previous embodiment
Art scheme modify or can readily occur in variation or equivalent replacement of some of the technical features；And these modifications,
Variation or replacement, the spirit and model of the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution
It encloses, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model is answered described is wanted with right
Subject to the protection scope asked.
Claims (10)
1. a kind of relay contact signal detection apparatus characterized by comprising signal pickup assembly, signal processing apparatus, control
Device, pressure controlling device, radio receiver and wireless base station apparatus processed；
The signal pickup assembly and the wireless base station apparatus are arranged in the convergence control cabinet of SF6 density monitor；
The control device connects with the signal processing apparatus, the pressure controlling device and the radio receiver respectively
It connects；
The control device controls the pressure controlling device output pressure value to SF6 density monitor；The signal acquisition dress
Set the contact signal for acquiring the SF6 density monitor；
The contact signal is sent to the radio receiver by the wireless base station apparatus；
The radio receiver receives the contact signal that the wireless base station apparatus is sent；
The signal processing apparatus detects the contact signal, obtains testing result.
2. relay contact signal detection apparatus according to claim 1, which is characterized in that the radio receiver with
And the wireless base station apparatus includes: any one in blue-tooth device, ZigBee device and RoLa device.
3. relay contact signal detection apparatus according to claim 1, which is characterized in that the signal pickup assembly is
Calipers pulse current detector.
4. relay contact signal detection apparatus according to claim 1, which is characterized in that the radio receiver with
It is detachably connected between the control device.
5. relay contact signal detection apparatus according to claim 1, which is characterized in that further include: data display dress
It sets and signal prompt device；
The data presentation device and the signal prompt device are connect with the control device；
The data presentation device shows the testing result；
The signal prompt device prompts verification state.
6. relay contact signal detection apparatus according to claim 5, which is characterized in that the data presentation device is
LED liquid-crystal display.
7. relay contact signal detection apparatus according to claim 5, which is characterized in that the signal prompt device packet
It includes: light emitting diode and loudspeaker；
The light emitting diode carries out light prompt to the verification state；
The loudspeaker carries out auditory tone cues to the verification state.
8. a kind of relay contact signal detection system characterized by comprising pressure source device, verification gas piping interface,
The convergence control cabinet of SF6 density monitor and the relay contact signal supervisory instrument as described in claim 1-7；
The pressure source device is connect with the relay contact signal supervisory instrument；
The verification gas piping interface is connect with the relay contact signal supervisory instrument；
Connect by wireless communication between the convergence control cabinet of the SF6 density monitor and the relay contact signal supervisory instrument
It connects；
The pressure source device provides gas by the verification gas piping interface for SF6 density monitor.
9. relay contact signal detection system according to claim 8, which is characterized in that the SF6 density monitor
Convergence control cabinet on be additionally provided with transmission antenna.
10. relay contact signal detection system according to claim 8, which is characterized in that the SF6 density monitor
Receiving antenna is additionally provided on contact signal calibration equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822246525.XU CN209400671U (en) | 2018-12-28 | 2018-12-28 | Relay contact signal detection apparatus and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822246525.XU CN209400671U (en) | 2018-12-28 | 2018-12-28 | Relay contact signal detection apparatus and system |
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| Publication Number | Publication Date |
|---|---|
| CN209400671U true CN209400671U (en) | 2019-09-17 |
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| CN201822246525.XU Active CN209400671U (en) | 2018-12-28 | 2018-12-28 | Relay contact signal detection apparatus and system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109521360A (en) * | 2018-12-28 | 2019-03-26 | 广东电网有限责任公司 | Relay contact signal detection apparatus and system |
| CN112763790A (en) * | 2020-12-28 | 2021-05-07 | 中国南方电网有限责任公司超高压输电公司广州局 | Electrified check gauge of SF6 density relay |
-
2018
- 2018-12-28 CN CN201822246525.XU patent/CN209400671U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109521360A (en) * | 2018-12-28 | 2019-03-26 | 广东电网有限责任公司 | Relay contact signal detection apparatus and system |
| CN112763790A (en) * | 2020-12-28 | 2021-05-07 | 中国南方电网有限责任公司超高压输电公司广州局 | Electrified check gauge of SF6 density relay |
| CN112763790B (en) * | 2020-12-28 | 2022-06-14 | 中国南方电网有限责任公司超高压输电公司广州局 | Electrified check gauge of SF6 density relay |
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Effective date of registration: 20200302 Address after: Guangzhou Yuexiu District City, Guangdong province 510060 Dongfeng Road No. 757 Co-patentee after: SHANTOU POWER SUPPLY BUREAU, GUANGDONG POWER GRID CORP. Patentee after: GUANGDONG STATE GRID CO., LTD. Address before: 510000 No. 757 Dongfeng East Road, Guangzhou, Guangdong, Yuexiu District Co-patentee before: SHANTOU POWER SUPPLY BUREAU, GUANGDONG POWER GRID CORP. Patentee before: GUANGDONG STATE GRID CO., LTD. Co-patentee before: Zhengzhou Sail Electronic Co., Ltd. |