CN214622891U - Secondary equipment and local discharge monitoring GIS intelligent control cabinet centrally arranged on site - Google Patents
Secondary equipment and local discharge monitoring GIS intelligent control cabinet centrally arranged on site Download PDFInfo
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- CN214622891U CN214622891U CN202120561237.2U CN202120561237U CN214622891U CN 214622891 U CN214622891 U CN 214622891U CN 202120561237 U CN202120561237 U CN 202120561237U CN 214622891 U CN214622891 U CN 214622891U
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Abstract
The utility model relates to a GIS intelligent control cabinet with secondary equipment and partial discharge monitoring arranged in a centralized way on site, which comprises a cabinet body; the cabinet body comprises a cabin A, a cabin B and a cabin C which are arranged in sequence. A first protection device, a first intelligent terminal, a first merging unit, a first switch, a measurement and control device and an on-line partial discharge monitoring IED device are arranged in the A cabin. And a second protection device, a second intelligent terminal, a second merging unit, a second switch and an electric energy meter are arranged in the C cabin. And the lower parts of the cabin A and the cabin C are respectively provided with a group of melting-free optical distribution frames. The local discharge online monitoring IED device is connected with the GIS local discharge sensor through a coaxial cable, the coaxial cable firstly enters the inside of the cabinet body through the bottom of the cabinet body, and then is connected with the local discharge online monitoring IED device through a local discharge centralized adapter arranged at the bottom of the cabin A. The GIS intelligent control cabinet is suitable for indoor intelligent substations and has the characteristics of reasonable arrangement, simple wiring interface and the like.
Description
Technical Field
The utility model relates to an electrical technology field, concretely relates to secondary equipment and local discharge monitoring GIS intelligent control cabinet of arranging in concentrated way on spot.
Background
An intelligent control cabinet is required to be configured in an interval in the intelligent substation, an intelligent terminal, a merging unit, a protection device, a measurement and control device, an on-line partial discharge monitoring IED device, an electric energy meter, a switch and other locally-arranged interval secondary equipment and secondary elements in a GIS (geographic information system) are required to be installed in the intelligent control cabinet, and a large number of interface wiring is also arranged between the intelligent control cabinet and the outside. Therefore, how to more reasonably utilize the space in the cabinet to realize the optimal arrangement of the secondary equipment and the reliable connection of the cabinet external lines in the cabinet is urgent.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a secondary equipment and local discharge monitoring concentrate GIS intelligent control cabinet of arranging on spot, this GIS intelligent control cabinet is applicable to indoor intelligent substation, has to arrange characteristics such as reasonable, the wiring interface is simple.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a GIS intelligent control cabinet with secondary equipment and partial discharge monitoring arranged in a centralized manner on site comprises a cabinet body; the cabinet body comprises a cabin A, a cabin B and a cabin C which are sequentially arranged; a first protection device, a first intelligent terminal, a first merging unit, a first switch, a measurement and control device and an on-line monitoring IED device for local discharge are arranged in the A cabin; a second protection device, a second intelligent terminal, a second merging unit, a second switch and an electric energy meter are arranged in the C cabin; and the lower parts of the cabin A and the cabin C are respectively provided with a group of melting-free optical distribution frames.
A set of partial discharge online monitoring IED device is configured in the cabin A of the cabinet body and used for achieving an online monitoring function of interval GIS partial discharge. The local discharge online monitoring IED device is connected with the GIS local discharge sensor through a coaxial cable. The coaxial cable firstly enters the interior of the cabinet body through the bottom of the cabinet body and then is connected with the partial discharge online monitoring IED device through the partial discharge centralized adapter.
Furthermore, the middle part of the front side of the cabin B of the cabinet body is provided with a simulation panel, the simulation panel is provided with an operation switch and an electroscope with an electric display device, and the lower part of the simulation panel is provided with a five-prevention lockset opening.
Further, air switches corresponding to the cabin internal devices are respectively arranged in the middle of the front sides of the cabin A and the cabin C of the cabinet body and on the top of the cabin B.
Furthermore, the lower parts of the front surfaces of the cabin A and the cabin C of the cabinet body are respectively provided with a pressing plate.
Furthermore, a terminal strip and a cable trough which are arranged along the vertical direction are arranged behind the cabinet body, and the inner side of the terminal strip is connected with secondary equipment and accessories in the cabinet body through cables.
Furthermore, the bottom of the cabinet body is provided with two grounding copper bars, wherein the first grounding copper bar is insulated from the cabinet body, and the second grounding copper bar is directly connected with the cabinet body.
Furthermore, the cabinet body is made of stainless steel with the thickness not less than 2mm, the cabinet body is of a double-layer structure formed by inner and outer side plates, the interlayer spacing of the inner and outer side plates is not less than 25mm, and a flame-retardant heat-insulating layer is laid on the top of the cabinet body; the front and the back of the cabin A, the cabin B and the cabin C of the cabinet body are respectively provided with a cabinet door, the cabinet doors adopt double-layer door bodies, and a flame-retardant heat-insulating layer is laid between the double-layer door bodies; and an air conditioner outdoor unit is arranged on the cabinet door on the back of the cabin B.
Compared with the prior art, the utility model has the advantages that:
(1) GIS intelligent control cabinet, through dividing the cabinet body into three cabin body, realized the effective isolation of two sets of secondary equipment and GIS mechanism equipment, make the functional partitioning clear and definite simultaneously, accord with universal custom when satisfying each side functional requirement. The space in the control cubicle is distributed according to effective and reasonable arrangement in each cabin, the secondary equipment is arranged at the top of the space in the cabin, the air switch, the pressing plate and the melting-free optical distribution frame are arranged at the bottom of the space in the cabin, the centralized on-site arrangement of interval secondary setting is realized through compact and reasonable arrangement, the function autonomy and complete functions in an interval are realized in a single interval, the direction and the trend of modular construction are met, and the popularization value is realized in the design scheme of lowering the secondary equipment of the transformer substation in the whole cabin.
(2) The utility model discloses a concentrated adapter is put in internal configuration office of cabinet, can effectively satisfy the office and put sensor coaxial cable's switching radius requirement when the high efficiency utilizes the cabinet inner space.
(3) The utility model discloses a dispose two sets of melting-free optical fiber distribution frames at the internal of cabinet, can realize optical fiber loop's plug and play.
(4) The utility model discloses the design that adopts is based on interface standardized design, adopts standard connector, can realize protection device's batch production debugging, modularization installation and change formula and overhaul, reduces secondary equipment fixing, debugging and repair time, promotes operating mass and efficiency, shortens the power off time.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a rear view of the present invention;
fig. 3 is a plan view of the present invention.
Wherein:
100. the intelligent terminal comprises a cabin A, 101, a merging unit I, 102, an intelligent terminal I, 103, a protection device I, 104, a measurement and control device, 105, an optical distribution frame without melting fibers on the cabin A, 110, a concentrated adapter for partial discharge, 200, a cabin B, 201, an air switch on the cabin B, 202, a simulation panel, 203, an air conditioner, 204, a grounding copper bar I, 205, a grounding copper bar II, 300, a cabin C, 301, a merging unit II, 302, a intelligent terminal II, 303, a protection device II, 304, an electric energy meter, 305, a switch II, 306, an air switch on the cabin C, 307, a pressure plate on the cabin C, 308 and an optical distribution frame without melting fibers on the cabin C.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
the GIS intelligent control cabinet comprises a cabinet body, wherein the GIS intelligent control cabinet is formed by arranging secondary equipment and partial discharge monitoring in a centralized mode on site as shown in figures 1-3. The cabinet body adopts a modularized combination structure with cabin arrangement, and comprises A, B, C three cabins, wherein the cabin B200 is arranged in the middle and is a mechanism cabin of a traditional GIS. The cabin A100 and the cabin C300 are arranged on two sides of the cabinet body, so that the two sets of secondary equipment are arranged in a side-by-side mode, namely, the two sets of secondary equipment are physically isolated, the two sets of secondary equipment do not interfere with each other and operate independently, and the reliability and the convenience of operation and maintenance are improved. A first protection device 103, a first intelligent terminal 102, a first merging unit 101, a first switch 106, a measurement and control device 104 and an on-line monitoring IED device 105 are arranged in the A-cabin 100. And a second protection device 303, a second intelligent terminal 302, a second merging unit 301, a second switch 305 and a spaced electric energy meter 304 are arranged in the C-cabin 300. The secondary devices are separated by a baffle plate in a 1U space.
Furthermore, a simulation panel 202 reflecting the primary main wiring type at intervals is arranged in the middle of the front side of the cabin B200 of the cabinet body, and an electroscope with an electric display device is arranged at a corresponding primary device of the primary main wiring simulation panel, so that the accuracy of on-site operation is ensured. The lower part of the main wiring simulation panel 202 is provided with an opening of a five-prevention lock for arranging the five-prevention locks at intervals, so that the function of five-prevention locking is realized. The middle parts of the front sides of the cabin A and the cabin C and the top part of the cabin B of the cabinet body are respectively provided with air switches 107, 201 and 306 corresponding to the devices in the cabin, and the lower parts of the front sides of the cabin A100 and the cabin C300 are respectively provided with pressing plates 108 and 307. The rear of the cabinet body is provided with a terminal strip and a cable trough which are arranged along the vertical direction, and secondary equipment and accessories in the cabinet are connected with the inner side of the terminal strip through cables.
Two grounding copper bars are arranged at the bottom of the cabinet body, wherein a first grounding copper bar 204 is insulated from the cabinet body, and a second grounding copper bar 205 is directly connected with the cabinet body.
Furthermore, the cabinet body is made of 304 stainless steel with the thickness not less than 2mm, the cabinet body is of a double-layer structure, and the distance between the interlayers of the inner side plate and the outer side plate of the double-layer structure is not less than 25 mm. Flame-retardant heat preservation layers are respectively paved at the top of the cabinet body and between the two door bodies. The protection grade of the cabinet body is not lower than IP55, and the cabinet body has good protection and environmental adaptability.
Further, the cabinet body adopts a front-back opening type, wherein 3 doors are arranged on the front side, 3 doors are arranged on the back side, and an outdoor unit of the air conditioner 203 is arranged on the door on the back side of the cabin B.
Furthermore, the height of the cabinet body is 2260m (wherein the installation height of the equipment area in the cabinet is 2100mm, and the installation space 3 with 47U is provided), the width is 1980mm, the thickness is 900mm, the size of the cabinet body is equivalent to that of a traditional GIS intelligent control cabinet when more secondary equipment is placed, and the space utilization rate is higher.
Further, a set of partial discharge online monitoring IED devices 105 is configured inside the cabinet body, and is used for realizing an online monitoring function of an interval GIS partial discharge. The local discharge online monitoring IED device 105 is connected to the GIS local discharge sensor by a coaxial cable. In order to meet the requirement of the switching radius of the coaxial cable and better save the space in the cabinet, a turnover partial discharge concentration adapter 110 is arranged in the cabinet, and the coaxial cable entering the cabinet from the bottom of the cabinet body can be connected with the partial discharge concentration adapter through any angle and then is switched to the partial discharge online monitoring IED device.
Further, the cabinet is internally provided with an air conditioner 203 for adjusting temperature and humidity, the refrigerating power of the air conditioner 203 is not less than 1500W, and the heating power is not less than 800W, so that the requirement of the operating environment of secondary equipment is met. The air conditioner 203 has the function of outputting temperature and humidity analog quantity, and can send out alarm signals when the air conditioner fails or the temperature and humidity in the cabinet are abnormal.
Furthermore, a group of melting-free fiber optical distribution frames 109 and 308 are respectively arranged at the lower parts of the cabin A100 and the cabin C300 in the cabinet body, secondary equipment of the cabin A100 and the cabin C300 is connected to the melting-free fiber optical distribution frames 109 and 308 through tail fibers, and then is connected with a prefabricated optical cable plug from the outside of the cabinet through a socket of the melting-free fiber optical distribution frames to realize plug and play of an optical fiber loop.
The intelligent terminal, the merging unit, the protection device, the measurement and control device, the local discharge online monitoring IED device, the electric energy meter, the switch, the air switch, the number of the pressing plates, the length of the terminal row and the melt-free optical fiber distribution frame in the cabinet body are determined according to specific engineering and scale requirements.
The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.
Claims (7)
1. The utility model provides a secondary equipment and local discharge monitoring GIS intelligent control cabinet of arranging in concentrated way on spot which characterized in that: comprises a cabinet body; the cabinet body comprises a cabin A, a cabin B and a cabin C which are sequentially arranged; a first protection device, a first intelligent terminal, a first merging unit, a first switch, a measurement and control device and an on-line monitoring IED device for local discharge are arranged in the A cabin; a second protection device, a second intelligent terminal, a second merging unit, a second switch and an electric energy meter are arranged in the C cabin; the lower parts of the cabin A and the cabin C are respectively provided with a group of melting-free optical fiber distribution frames;
the local discharge online monitoring IED device is connected with the GIS local discharge sensor through a coaxial cable, the coaxial cable firstly enters the inside of the cabinet body through the bottom of the cabinet body, and then is connected with the local discharge online monitoring IED device through a local discharge centralized adapter arranged at the bottom of the cabin A.
2. The GIS intelligent control cabinet of claim 1, wherein the GIS intelligent control cabinet comprises a secondary device, a partial discharge monitoring device and a central local arrangement, and is characterized in that: the middle part of the front side of the cabin B of the cabinet body is provided with a simulation panel, the simulation panel is provided with an operation switch and an electroscope with an electric display device, and the lower part of the simulation panel is provided with a five-prevention lockset opening.
3. The GIS intelligent control cabinet of claim 1, wherein the GIS intelligent control cabinet comprises a secondary device, a partial discharge monitoring device and a central local arrangement, and is characterized in that: and air switches corresponding to the devices in the cabins are respectively arranged in the middle of the front surfaces of the cabin A and the cabin C of the cabinet body and on the top of the cabin B.
4. The GIS intelligent control cabinet of claim 1, wherein the GIS intelligent control cabinet comprises a secondary device, a partial discharge monitoring device and a central local arrangement, and is characterized in that: and the lower parts of the front surfaces of the cabin A and the cabin C of the cabinet body are respectively provided with a pressing plate.
5. The GIS intelligent control cabinet of claim 1, wherein the GIS intelligent control cabinet comprises a secondary device, a partial discharge monitoring device and a central local arrangement, and is characterized in that: the rear of the cabinet body is provided with a terminal strip and a cable trough which are arranged along the vertical direction, and the inner side of the terminal strip is connected with secondary equipment and accessories in the cabinet body through cables.
6. The GIS intelligent control cabinet of claim 1, wherein the GIS intelligent control cabinet comprises a secondary device, a partial discharge monitoring device and a central local arrangement, and is characterized in that: the bottom of the cabinet body is provided with two grounding copper bars, wherein the first grounding copper bar is insulated from the cabinet body, and the second grounding copper bar is directly connected with the cabinet body.
7. The GIS intelligent control cabinet of claim 1, wherein the GIS intelligent control cabinet comprises a secondary device, a partial discharge monitoring device and a central local arrangement, and is characterized in that: the cabinet body is made of stainless steel with the thickness not less than 2mm, the cabinet body is of a double-layer structure formed by inner and outer side plates, the interlayer spacing of the inner and outer side plates is not less than 25mm, and a flame-retardant heat-insulating layer is laid at the top of the cabinet body; the front and the back of the cabin A, the cabin B and the cabin C of the cabinet body are respectively provided with a cabinet door, the cabinet doors adopt double-layer door bodies, and a flame-retardant heat-insulating layer is laid between the double-layer door bodies; and an air conditioner outdoor unit is arranged on the cabinet door on the back of the cabin B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120561237.2U CN214622891U (en) | 2021-03-19 | 2021-03-19 | Secondary equipment and local discharge monitoring GIS intelligent control cabinet centrally arranged on site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120561237.2U CN214622891U (en) | 2021-03-19 | 2021-03-19 | Secondary equipment and local discharge monitoring GIS intelligent control cabinet centrally arranged on site |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214622891U true CN214622891U (en) | 2021-11-05 |
Family
ID=78395568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120561237.2U Active CN214622891U (en) | 2021-03-19 | 2021-03-19 | Secondary equipment and local discharge monitoring GIS intelligent control cabinet centrally arranged on site |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214622891U (en) |
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2021
- 2021-03-19 CN CN202120561237.2U patent/CN214622891U/en active Active
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