CN206864800U - Digital display intelligent grounding box - Google Patents
Digital display intelligent grounding box Download PDFInfo
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- CN206864800U CN206864800U CN201720751100.7U CN201720751100U CN206864800U CN 206864800 U CN206864800 U CN 206864800U CN 201720751100 U CN201720751100 U CN 201720751100U CN 206864800 U CN206864800 U CN 206864800U
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- casing
- digital display
- red copper
- liquid crystal
- ground connection
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Abstract
The utility model discloses digital display intelligent grounding box, including the casing provided with cover plate, inside it, bottom is wiring component, top is digital display component, centre is provided with layering baffle plate, the top surface of casing is provided with the gap slot being adapted to the display screen in digital display component, in digital display left member side, provided with battery pack, in digital display right member side, provided with voltage module, voltage module is used for collection voltages data, voltage data refers to the voltage data of high-tension cable metallic shield grounding, the bottom plate of casing is provided with four insulating sleeves being arranged side by side, insulating sleeve is connected outside box house and casing, filling epoxy resin insulating cement in casing.Compared with prior art; the data that the utility model is monitored by field panel real-time display; ensure power cable line safe and stable operation; protect the insulation of single-core cable outer jacket to be damaged from overvoltage by shield voltage limiter, have the functions such as sheath induced voltage, circulating data off-line monitoring concurrently.
Description
Technical field
The utility model belongs to technical field of electricity, more particularly to digital display intelligent grounding box.
Background technology
High-voltage earthing case is the connection equipment for collecting high-voltage earthing cable grounding line, at present most high-voltage earthing case pendulum
The position put is all distant far from urban district, and all behind meagrely-populated place, data acquisition teletransmission to administrative center, Ran Houcai
It can be checked.When field maintenance is safeguarded, it is also necessary to frequently linked up with administrative center, data check inconvenience, using above also needing to
It is further perfect.
Utility model content
In view of this, it is necessory to provide a kind of data monitored by field panel real-time display, electric power electricity is ensured
Cable road safe and stable operation, the insulation of single-core cable outer jacket is protected to be damaged from overvoltage by shield voltage limiter, it is simultaneous
Has the digital display intelligent grounding box of the functions such as sheath induced voltage, circulating data off-line monitoring.
In order to overcome the shortcomings of the prior art, the utility model provides following technical scheme：
Digital display intelligent grounding box, including casing 14, its front side are provided with cover plate 7, it is characterised in that inside casing 14, under
Portion is provided with wiring component, and top is provided with digital display component, between bottom and top, provided with layering baffle plate 9,
The top surface of casing 14 is provided with the gap slot being adapted to the display screen in digital display component,
In digital display left member side, provided with battery pack 1, battery pack 1 is arranged on layering baffle plate 9,
In digital display right member side, provided with voltage module 8, voltage module 8 is arranged on layering baffle plate 9, and voltage module 8 is used for
Collection voltages data, voltage data refer to the voltage data of high-tension cable metallic shield grounding,
The bottom plate of casing 14 is provided with four insulating sleeves 17 being arranged side by side, insulating sleeve 17 connect the inside of casing 14 and
Outside casing 14,
Filling epoxy resin insulating cement 18 in casing 14.
Preferably, the left and right sides of the casing 14 is provided with some fixed mounts 13, fixed mount 13 is towards the outside of casing 14
Direction extends；
Or：
The back side panel of the casing 14 is provided with some fixed mounts 13, and fixed mount 13 extends towards the lateral direction of casing 14.
Preferably, layering baffle plate 9 is arranged in casing 14 by being layered barrier support 10.
Preferably, the upper end of insulating sleeve 17 is fixedly connected with the bottom plate of casing 14,
The body of insulating sleeve 17 is located at outside casing 14, and vertical with the bottom plate of casing 14.
Preferably, the wiring component includes：
One second ground connection red copper row 15, three the 3rd ground connection red copper rows 16, is from left to right arranged at intervals,
Second ground connection red copper row 15 and the 3rd ground connection red copper row 16, are installed in an insulating sleeve 17, lower end dew respectively
Outside insulating sleeve 17, upper end is located inside casing 14,
Lower end of the upper end of 3rd ground connection red copper row 16 respectively with 0~400V protector 12 connects,
The upper end of second ground connection red copper row 15 and the upper end of three protectors 12, and the horizontally disposed first ground connection is purple
Copper bar 11 connects.
Preferably, the model BHQ-7/400 protectors of protector 12.
Preferably, the first ground connection red copper row 11, the second ground connection red copper row 15, the 3rd ground connection red copper row 16 are preferably zinc-plated
Red copper is arranged.
Preferably, the digital display component includes：
As the liquid crystal display 3 of display screen, corresponding liquid crystal display support 6 is configured with, liquid crystal display support 6 is fixed with casing 14 to be connected
Connect,
Circulation mainboard 4, it is fixed on the bottom surface of liquid crystal display support 6,
Liquid crystal display 3 is connected by cable with circulation mainboard 4,
Transparent acrylic board 2 is provided with the gap slot of the top surface of casing 14,
Acrylic board 2 is connected by acrylic board support 5 with liquid crystal display support 6.
Preferably, the model of liquid crystal display 3：DC80480B050_04TF, or DC80480B050_04TF_RTC；
Liquid crystal display 3 is integrated with core processor, model Cortex-M3+ high speed FPGA, forms dual core processor
Liquid crystal display 3 is externally provided with lower interface：RS232, TTL.
Preferably, the circulation mainboard 4 is also connected with current transformer, circulation acquisition module,
The current transformer is 0~100A single mode precision current transformers in casing 14,
The circulation acquisition module is accurate grounding circulation acquisition module in casing 14.
Compared with prior art, the number that the technical solution of the utility model is monitored by field panel real-time display
According to, ensure power cable line safe and stable operation, by shield voltage limiter protect single-core cable outer jacket insulation from
Overvoltage is damaged, and has the functions such as sheath induced voltage, circulating data off-line monitoring concurrently.
Brief description of the drawings
Fig. 1 is the utility model structure diagram.
Embodiment
Below with reference to accompanying drawing, the utility model is described in further detail.
As shown in figure 1, digital display intelligent grounding box, including：
Casing 14, its front side are provided with cover plate 7,
Inside casing 14, bottom is provided with wiring component, and top is provided with digital display component, between bottom and top, provided with point
Layer baffle plate 9,
The top surface of casing 14 is provided with the gap slot being adapted to the display screen in digital display component,
In digital display left member side, provided with battery pack 1, battery pack 1 is arranged on layering baffle plate 9,
In digital display right member side, provided with voltage module 8, voltage module 8 is arranged on layering baffle plate 9, and voltage module 8 is used for
Collection voltages data, voltage data refer to the voltage data of high-tension cable metallic shield grounding,
The bottom plate of casing 14 is provided with four insulating sleeves 17 being arranged side by side, insulating sleeve 17 connect the inside of casing 14 and
Outside casing 14.
On the basis of above-mentioned technical proposal, the left and right sides of casing 14 is provided with some fixed mounts 13, the direction of fixed mount 13
The lateral direction of casing 14 extends.In embodiment illustrated in fig. 1, the left and right sides is respectively provided with two fixed mounts 13, respectively to casing 14
Left-external side, the extension of right lateral direction.
On the basis of above-mentioned technical proposal, the back side panel of casing 14 is provided with some fixed mounts 13, the direction of fixed mount 13
The lateral direction of casing 14 extends.I.e.：Fixed mount 13 is in addition to being located at the left and right sides of casing 14, after can also being located at casing 14
On side plate, such as the lateral surface of back side panel.
On the basis of above-mentioned technical proposal, layering baffle plate 9 is arranged in casing 14 by being layered barrier support 10.
As one of scheme that can be selected, the left and right ends of layering barrier support 10 are provided with weld part, the weld part
Weld together with the back side panel of casing 14.
On the basis of above-mentioned technical proposal, the upper end of insulating sleeve 17 is fixedly connected with the bottom plate of casing 14,
The body of insulating sleeve 17 is located at outside casing 14, and vertical with the bottom plate of casing 14.
On the basis of above-mentioned technical proposal, the wiring component includes：
One second ground connection red copper row 15, three the 3rd ground connection red copper rows 16, is from left to right arranged at intervals,
Second ground connection red copper row 15 and the 3rd ground connection red copper row 16, are installed in an insulating sleeve 17, lower end dew respectively
Outside insulating sleeve 17, upper end is located inside casing 14,
The upper end of 3rd ground connection red copper row 16 respectively with 0~400V protector 12 (voltage protector, such as can be
Shield voltage limiter) lower end connection,
The upper end of second ground connection red copper row 15 and the upper end of three protectors 12, and the horizontally disposed first ground connection is purple
Copper bar 11 connects.
Protector 12 is used to protect the insulation of single-core cable outer jacket to damage from overvoltage.The model of protector 12 can be
BHQ-7/400 protectors, its feature are as follows：
Excellent protection feature, effectively limits induced overvoltage；
Excellent voltage-current characteristic curve, through-current capability is big, protects plateau；
Silastic material uses integral one-step molding technique, good seal performance, safety anti-explosive.
The protector important technological parameters of table 1
The silastic material physicochemical property of table 2
First ground connection red copper row 11, the second ground connection red copper row 15, the preferably zinc-plated red copper row of the 3rd ground connection red copper row 16, type
Number：TMYT3 8*30, perform standard：GB5585-2005, Brinell hardness HB >=65, copper content (Cu:%) 99.8, resistivity p20
(being not more than) Ω≤0.025.
On the basis of above-mentioned technical proposal, the digital display component includes：
As the liquid crystal display 3 of display screen, corresponding liquid crystal display support 6 is configured with, liquid crystal display support 6 is fixed with casing 14 to be connected
Connect,
Circulation mainboard 4, it is fixed on the bottom surface of liquid crystal display support 6,
Liquid crystal display 3 is connected by cable with circulation mainboard 4.
The model of liquid crystal display 3 can be：DC80480B050_04TF, DC80480B050_04TF_RTC etc..
Liquid crystal display 3 is to collect that TFT shows driving, the storage of picture character library, GUI operation, RTC is shown and various configuration controls are in one
The serial ports display terminal of body.User's single-chip microcomputer, which only needs to send and receive corresponding serial ports instruction, can easily realize text, figure
Piece and curve are shown.System processor is designed using Cortex-M3+ high speed FPGA double-cores, and ARM is substantially carried out protocol analysis and figure
Piece is downloaded, and FPGA mainly realizes that Nandflash pictures are read and TFT controls are shown.
The main advantage of selection " Cortex-M3+FPGA " Duo-Core Architecture is：
(1) FPGA is PLD, and dominant frequency is high, built-in command parallel processing.
(2) TFT of more than 1440*900 resolution ratio can easily be driven, refresh rate is fast.
(3) whole system is run without operating system or OS, pure hardware driving, upper electricity.
(4) continuous 24*365h hours do not power off energy reliably working, no rubbish redundant file.
(5) core component is conventional device, is not run out of goods within more than 10 years.
In addition, for system in the state of without instruction is received, Cortex-M3 is substantially at idle condition, all big negative
The digital independent of lotus and display refresh all by FPGA complete independentlies.The construction characteristic ensure that the strong of system to a certain extent
Strong property and anti-interference.Because what is performed inside FPGA is parallel processing mechanism, so Nandflash digital independent, SDRAM
Write-in and RGB output all completed under 1 clock pulses, reached the effect of quick renewal picture.
Device interior has an instruction buffer area of 4.7K bytes, subscriber's main station can N-free diet method, continuously transmit a plurality of instruction and retreat
Go out serial ports program.Whole process is simple to operate, and program code amount substantially reduces.
On the basis of above-mentioned technical proposal, the circulation mainboard 4 is also connected with current transformer, circulation acquisition module,
The current transformer is 0~100A single mode precision current transformers in casing 14,
The circulation acquisition module is accurate grounding circulation acquisition module in casing 14.
Current transformer, circulation acquisition module are used for each high-tension cable for monitoring 220kV and following high-tension cable in real time
The current parameters of metallic shield grounding, it can be achieved to accurately measurement and the timing inspection measurement of 0~100A grounding circulations, substitution tradition
The regular grounding circulation of manual type patrols survey, mitigates the labor intensity of in-site measurement significantly, improves system maintenance efficiency.
On the basis of above-mentioned technical proposal, transparent acrylic board 2 is provided with the gap slot of the top surface of casing 14,
Acrylic board 2 is connected by acrylic board support 5 with liquid crystal display support 6.
On the basis of above-mentioned technical proposal, filling epoxy resin insulating cement 18 in casing 14.Realize classification of waterproof IP67.
Compared with prior art, the number that the technical solution of the utility model is monitored by field panel real-time display
According to, ensure power cable line safe and stable operation, by shield voltage limiter protect single-core cable outer jacket insulation from
Overvoltage is damaged, and has the functions such as sheath induced voltage, circulating data off-line monitoring concurrently.
The technical solution of the utility model, is grounded available for 220kV and following power cable metal sheath, and product reaches
IP67 grades, completely can under cable shaft normal work under the mal-condition such as moist water logging.
The explanation of above example is only intended to help and understands method and its core concept of the present utility model.It should refer to
Go out, for those skilled in the art, can also be to this on the premise of the utility model principle is not departed from
Utility model carries out some improvement and modification, and these are improved and modification also falls into the protection domain of the utility model claims
It is interior.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (10)
1. digital display intelligent grounding box, including casing (14), its front side is provided with cover plate (7), it is characterised in that in casing (14)
Portion, bottom are provided with wiring component, and top is provided with digital display component, between bottom and top, provided with layering baffle plate (9),
The top surface of casing (14) is provided with the gap slot being adapted to the display screen in digital display component,
In digital display left member side, provided with battery pack (1), battery pack (1) is arranged on layering baffle plate (9),
In digital display right member side, provided with voltage module (8), voltage module (8) is arranged on layering baffle plate (9), voltage module (8)
For collection voltages data, voltage data refers to the voltage data of high-tension cable metallic shield grounding,
The bottom plate of casing (14) is provided with four insulating sleeves (17) being arranged side by side, and insulating sleeve (17) connection casing (14) is interior
Portion and casing (14) are outside,
Filling epoxy resin insulating cement (18) in casing (14).
2. digital display intelligent grounding box according to claim 1, it is characterised in that the left and right sides of the casing (14) is provided with
Some fixed mounts (13), fixed mount (13) extend towards casing (14) lateral direction；
Or：
The back side panel of the casing (14) is provided with some fixed mounts (13), and fixed mount (13) prolongs towards casing (14) lateral direction
Stretch.
3. digital display intelligent grounding box according to claim 1, it is characterised in that layering baffle plate (9) is by being layered baffle plate branch
Frame (10) is arranged in casing (14).
4. digital display intelligent grounding box according to claim 1, it is characterised in that the upper end of insulating sleeve (17) and casing
(14) bottom plate is fixedly connected,
The body of insulating sleeve (17) is located at outside casing (14), and vertical with the bottom plate of casing (14).
5. according to the digital display intelligent grounding box described in claim 1 or 2 or 3 or 4, it is characterised in that the wiring component includes：
One second ground connection red copper row (15), three the 3rd ground connection red copper rows (16), is from left to right arranged at intervals,
Second ground connection red copper row (15) and the 3rd ground connection red copper row (16), are installed in an insulating sleeve (17), lower end respectively
It is exposed to outside insulating sleeve (17), upper end is located at casing (14) inside,
Lower end of the upper end of 3rd ground connection red copper row (16) respectively with 0~400V protector (12) connects,
The upper end of second ground connection red copper row (15) and the upper end of three protectors (12), and the horizontally disposed first ground connection is purple
Copper bar (11) connects.
6. digital display intelligent grounding box according to claim 5, it is characterised in that the model BHQ-7/ of protector (12)
400 protectors.
7. digital display intelligent grounding box according to claim 5, it is characterised in that the first ground connection red copper row (11), second connects
Ground red copper row (15), the preferably zinc-plated red copper row of the 3rd ground connection red copper row (16).
8. according to the digital display intelligent grounding box described in claim 1 or 2 or 3 or 4, it is characterised in that the digital display component includes：
As the liquid crystal display (3) of display screen, corresponding liquid crystal display support (6) is configured with, liquid crystal display support (6) is solid with casing (14)
Fixed connection,
Circulation mainboard (4), it is fixed on liquid crystal display support (6) bottom surface,
Liquid crystal display (3) is connected by cable with circulation mainboard (4),
Transparent acrylic board (2) is provided with the gap slot of the top surface of casing (14),
Acrylic board (2) is connected by acrylic board support (5) with liquid crystal display support (6).
9. digital display intelligent grounding box according to claim 8, it is characterised in that the model of liquid crystal display (3)：
DC80480B050_04TF, or DC80480B050_04TF_RTC；
Liquid crystal display (3) is integrated with core processor, model Cortex-M3+ high speed FPGA, forms dual core processor
Liquid crystal display (3) is externally provided with lower interface：RS232, TTL.
10. digital display intelligent grounding box according to claim 8, it is characterised in that the circulation mainboard (4) is also mutual with electric current
Sensor, the connection of circulation acquisition module,
The current transformer is 0~100A single mode precision current transformers in casing (14),
The circulation acquisition module is accurate grounding circulation acquisition module in casing (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720751100.7U CN206864800U (en) | 2017-06-27 | 2017-06-27 | Digital display intelligent grounding box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720751100.7U CN206864800U (en) | 2017-06-27 | 2017-06-27 | Digital display intelligent grounding box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206864800U true CN206864800U (en) | 2018-01-09 |
Family
ID=60828166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720751100.7U Active CN206864800U (en) | 2017-06-27 | 2017-06-27 | Digital display intelligent grounding box |
Country Status (1)
| Country | Link |
|---|---|
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565704A (en) * | 2018-06-19 | 2018-09-21 | 许昌商通实业有限公司 | A kind of power distribution cabinet with warning function |
| CN110661229A (en) * | 2019-09-17 | 2020-01-07 | 深圳供电局有限公司 | Single-core cable transposition connecting device |
-
2017
- 2017-06-27 CN CN201720751100.7U patent/CN206864800U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565704A (en) * | 2018-06-19 | 2018-09-21 | 许昌商通实业有限公司 | A kind of power distribution cabinet with warning function |
| CN110661229A (en) * | 2019-09-17 | 2020-01-07 | 深圳供电局有限公司 | Single-core cable transposition connecting device |
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