CN202231343U - Cabinet body structure of indoor box-type metal-enclosed switch cabinet - Google Patents
Cabinet body structure of indoor box-type metal-enclosed switch cabinet Download PDFInfo
- Publication number
- CN202231343U CN202231343U CN2011204101747U CN201120410174U CN202231343U CN 202231343 U CN202231343 U CN 202231343U CN 2011204101747 U CN2011204101747 U CN 2011204101747U CN 201120410174 U CN201120410174 U CN 201120410174U CN 202231343 U CN202231343 U CN 202231343U
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- plate
- side plate
- casing
- body structure
- back shrouding
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Abstract
The utility model relates to a cabinet body structure of an indoor box-type metal-enclosed switch cabinet. A meter box is detachably mounted at the top of a mechanism case; one end of a top cover plate is connected with the meter box; the other end of the top cover plate is connected with a rear closing plate; an upper pressure relief opening is formed on the top cover plate; the front part of a combined electric appliance bracket is connected with a mechanism case; the rear part of the combined electric appliance bracket is connected with the rear closing plate; the tops of a left side plate and a right side plate are stepped; turned-over edges are formed at the peripheries of both the left side plate and the right side plate; the upper turned-over edges of both the left side plate and the right side plate are respectively connected with two sides of the combined electric appliance bracket and the mechanism case body, the rear turned-over edges of both the left side plate and the right side plate are connected with the rear closing plate, and the lower turned-over edges of both the left side plate and the right side plate are connected with two sides of a bottom plate, so as to form a bus bar room at the upper part of the combined electric appliance bracket and a switch cable room at the lower part of the combined electric appliance bracket; a lower door panel is mounted at the front parts of the left side plate and the right side plate; and a lower pressure relief opening is formed on the rear closing plate in a position at the switch cable room. The cabinet body structure of the indoor box-type metal-enclosed switch cabinet has the characteristics of cabinet type compactness and small volume, and can achieve standardized production and improve assembly efficiency.
Description
Technical field
The utility model relates to a kind of cabinet body structure of indoor box metal closed switch cabinet, belongs to mesohigh control and protection technical field of electrical equipment.
Background technology
In high voltage electrical apparatus technical field; Indoor cubicle switchgear is miniaturization of new generation, modular electrical switchgear; Can be widely used in the electric power system of 3～12kV three-phase alternating current 50Hz, be applicable in all kinds of box-type substations, the looped network distribution system.
(on-load switch in the ring main unit of 3.6kV～24kV) is mostly for adopting the gas-filled type switch of SF6 gas as dielectric and arc-extinguishing medium for middle pressure; But there is the leakage of possible SF6 gas in the SF6 ring main unit; Therefore in use; Need regularly right on-load switch to safeguard, therefore need extra operation expense.Moreover, very difficult in the recovery and the reprocessing of SF6 gas.For metal closed switch cabinet, its cabinet is to be connected by a plurality of plate muscle spares, so cabinet body structure is complicated, assembles loaded down with trivial detailsly, and production efficiency is low, can't improve the degree of protection of cabinet.
Summary of the invention
The purpose of the utility model provides a kind of cabinet type compactness, volume is little, can realize standardized production, and improves the cabinet body structure of the indoor box metal closed switch cabinet of efficiency of assembling.
The utility model is that the technical scheme that achieves the above object is: a kind of cabinet body structure of indoor box metal closed switch cabinet; Comprise instrument box, mechanism case and bus-bar room and switching cable chamber; It is characterized in that: described instrument box comprises instrument casing and the instrument box door-plate that is hinged on instrument casing opening one side; Mechanism case comprises mechanism's casing and the mechanism case door-plate that is installed in mechanism's casing opening one side, the removable top that is installed in mechanism case of instrument box, and an end of lamina tecti is connected with instrument box, the other end is connected with the back shrouding; And lamina tecti is provided with pressure relief opening, and the combined electrical apparatus support is anterior to be connected with the mechanism casing, the rear portion is connected with back shrouding; The top of left plate and right plate is step; Has flange around left plate and the right plate; The upper overturning of left plate and right plate is connected with combined electrical apparatus support both sides and mechanism casing both sides respectively, the back side flanging is connected with the back shrouding, flange is connected with the base plate both sides down; Constitute and to be positioned at the bus-bar room on combined electrical apparatus support top and the switching cable chamber of bottom, the front portion of left plate and right plate is equipped with down door-plate, and afterwards shrouding is positioned at the switching cable chamber and locates to be provided with down pressure relief opening.
The utility model adopts independently instrument box and mechanism case; Make the instrument box can the removable top that is installed in mechanism case, the combined electrical apparatus support be connected with back shrouding and mechanism case respectively, and the periphery that is the biside plate of step is installed in respectively on combined electrical apparatus support, back shrouding and the base plate; When tri-station isolating switch-vacuum circuit-breaker combined electrical apparatus is installed on the combined electrical apparatus support; Can cabinet be divided into upper bus chamber and lower switches cable vault naturally, whole cabinet structure is more clear, reduces the amount of parts of cabinet effectively; Cabinet is compact, volume is little, and cabinet has mechanism's intensity preferably.The utility model will back shrouding, lamina tecti, base plate and instrument box, mechanism case and the assembling of combined electrical apparatus support, so each parts can both standardized production, so can improve efficiency of assembling.The utility model lamina tecti is provided with pressure relief opening; Then shrouding is positioned at switching cable chamber place and is provided with down pressure relief opening; Therefore the bus-bar room and the switching cable chamber of cabinet have independently pressure release passage, when switch cubicle breaks down, can through last pressure relief opening and following pressure relief opening the fault pressure in the cabinet thoroughly be discharged from the rear portion and upwards respectively; Improved the degree of protection of cabinet, be applicable in all kinds of box-type substations, the looped network distribution system.
Description of drawings
Below in conjunction with accompanying drawing the embodiment of the utility model is made further detailed description.
Fig. 1 is the structural representation of the cabinet body structure of the indoor box metal closed switch cabinet of the utility model.
Fig. 2 is the structural representation after the cabinet of the indoor box metal closed switch cabinet of the utility model is removed left plate.
Fig. 3 is that the A of Fig. 1 is to structural representation.
Wherein: 1-lamina tecti, the last pressure release cover plate of 2-, 3-instrument box, 3-1-instrument box door-plate, 3-2-instrument casing, 4-eyebrow plate; The 5-mechanism case, 5-1-mechanism case door-plate, 5-2-mechanism casing, 6-bus-bar room, 7-tri-station isolating switch-vacuum circuit-breaker combined electrical apparatus, 8-combined electrical apparatus support; The 9-left plate, shrouding behind the 10-, the last back of 10-1-shrouding, 10-2-is the back shrouding down, the 11-right plate; The 12-base plate, 13-switching cable chamber, door-plate under the 13-1-, 14-strengthens frid, pressure release cover plate under the 15-.
Embodiment
See shown in Fig. 1～3 that the cabinet body structure of the indoor box metal closed switch cabinet of the utility model comprises instrument box 3, mechanism case 5 and bus-bar room 6 and switching cable chamber 13.See Fig. 1, shown in 2, the instrument box 3 of the utility model comprises instrument casing 3-2 and is hinged on the instrument box door-plate 3-1 of instrument casing 3-2 opening one side, in the instrument casing 3-2 various instrument can be installed, and at the top of instrument casing 3-2 eyebrow plate 4 is installed also.See Fig. 1, shown in 2; The utility model mechanism case 5 comprises casing 5-2 of mechanism and the mechanism case door-plate 5-1 that is installed in the casing 5-2 of mechanism opening one side; In the mechanism case 5 isolator operating mechanism is installed, and mechanism case door-plate 5-1 is provided with various indications, the instrument box 3 removable tops that are installed in mechanism case 5; Because instrument box 3 is independent mutually with mechanism case 5, therefore convenient the installation and dismounting.See shown in Fig. 1～3 that an end of the utility model lamina tecti 1 is connected with instrument box 3, the other end is connected with back shrouding 10, and lamina tecti 1 is provided with pressure relief opening; When switch cubicle breaks down, to discharge fault pressure, see Fig. 1,2 show through last pressure relief opening; The utility model is hinged with pressure release cover plate 2 in the outside of lamina tecti 1; Last pressure release cover plate 2 covers the top at last pressure relief opening, when switch cubicle breaks down, washes pressure release cover plate 2 on this open and rapid release pressure through fault pressure.See 1, shown in 2; Combined electrical apparatus support 8 front portions of the utility model are connected with the casing 5-2 of mechanism, the rear portion is connected with back shrouding 10; Tri-station isolating switch-vacuum circuit-breaker combined electrical apparatus 7 is installed on the combined electrical apparatus support 8, because major loop adopts three-phase vertically to arrange, and adopts fixed installation; Make the switchgear compact conformation, it is little to take up room.
See shown in Fig. 1～3; The top of the utility model left plate 9 and right plate 11 is step; The bottom surface of this step and side thereof and the casing 5-2 of mechanism join; Left plate 9 has flange all around with right plate 11; The upper overturning of left plate 9 and right plate 11 is connected with combined electrical apparatus support 8 both sides and mechanism casing 5-2 both sides respectively, the back side flanging is connected with back shrouding 10, flange is connected with base plate 12 both sides down, constitutes the bus-bar room 6 on top and the switching cable chamber 13 of bottom, through left plate 9 and right plate 11 being installed in respectively on back shrouding 10, the casing 5-2 of mechanism and the combined electrical apparatus support 5; So formation is positioned at the bus-bar room 6 on combined electrical apparatus support 8 tops and the switching cable chamber 13 of bottom; Have tri-station isolating switch-vacuum circuit-breaker combined electrical apparatus 7 in the bus-bar room 6, and cable is installed in the switching cable chamber 13, the base plate 12 of switching cable chamber 13 can be installed annexes such as cable clip, cable joint-box, ground connection copper bar.The both sides of the casing 5-2 of the utility model mechanism bottom are equipped with strengthens frid 14; Left plate 9 is connected with reinforcement frid 14 with right plate 11 upper overturnings, therefore can the both sides of the casing 5-2 of mechanism be separately positioned on two reinforcement frids 14 and be connected with right plate 11 with upper left side plate 9.See shown in Figure 2; The front portion of the utility model left plate 9 and right plate 11 is equipped with play door-plate 13-1, and following door-plate 13-1 can adopt the pull-type structure, and afterwards shrouding 10 is positioned at the switching cable chamber and locates to be provided with down pressure relief opening; When switch cubicle breaks down, through descending pressure relief opening with release pressure.See shown in Figure 3; The back shrouding 10 of the utility model is connected and composed by last back shrouding 10-1 and following back shrouding 10-2; And last back shrouding 10-1 adopts flanging to be connected with the junction of following back shrouding 10-2; Following back shrouding 10-2 is provided with down pressure relief opening, and following pressure release cover plate 15 is hinged on down the outside of back shrouding 10-2 and covers at following pressure relief opening place.Back shrouding 10-1, lamina tecti 1, instrument box 3 and mechanism case 5 and combined electrical apparatus support 8 constitute the bus-bar room 6 on the top of cabinet on the utility model; And left plate 9, right plate 11, base plate 12 and following back shrouding 10-2 can constitute the switching cable chamber of cabinet; Not only easy for installation, and whole cabinet structure is clear.
Claims (5)
1. the cabinet body structure of an indoor box metal closed switch cabinet; Comprise instrument box (3), mechanism case (5) and bus-bar room (6) and switching cable chamber (13); It is characterized in that: described instrument box (3) comprises instrument casing (3-2) and is hinged on the instrument box door-plate (3-1) of instrument casing (3-2) opening one side; Mechanism case (5) comprises mechanism's casing (5-2) and is installed in the mechanism case door-plate (5-1) of mechanism's casing (5-2) opening one side; The removable top that is installed in mechanism case (5) of instrument box (3); One end of lamina tecti (1) is connected with instrument casing (3-2), the other end is connected with back shrouding (10), and lamina tecti (1) is provided with pressure relief opening, and combined electrical apparatus support (8) front portion is connected with mechanism casing (5-2), the rear portion is connected with back shrouding (10); The top of left plate (9) and right plate (11) is step; Left plate (9) and right plate (11) have flange all around; The upper overturning of left plate (9) and right plate (11) is connected with combined electrical apparatus support (8) both sides and mechanism's casing (5-2) both sides respectively, the back side flanging is connected with back shrouding (10), flange is connected with base plate (12) both sides down; Constitute and be positioned at the bus-bar room (6) on combined electrical apparatus support (8) top and the switching cable chamber (13) of bottom; The front portion of left plate (9) and right plate (11) is equipped with down door-plate (13-1), and back shrouding (10) is positioned at switching cable chamber place and is provided with down pressure relief opening.
2. the cabinet body structure of indoor box metal closed switch cabinet according to claim 1; It is characterized in that: shrouding (10-2) connects and composes described back shrouding (10) by last back shrouding (10-1) with down; And last back shrouding (10-1) adopts flanging to be connected with the junction of following back shrouding (10-2); Following back shrouding (10-2) is provided with down pressure relief opening, and following pressure release cover plate (15) is hinged on down the outside of back shrouding (10-2) and covers at following pressure relief opening place.
3. the cabinet body structure of indoor box metal closed switch cabinet according to claim 1, it is characterized in that: the outside of said lamina tecti (1) is hinged with pressure release cover plate (2), and last pressure release cover plate (2) covers the top at last pressure relief opening.
4. the cabinet body structure of indoor box metal closed switch cabinet according to claim 1, it is characterized in that: the said preceding top that is positioned at instrument casing (3-2) also is equipped with eyebrow plate (4).
5. the cabinet body structure of indoor box metal closed switch cabinet according to claim 1; It is characterized in that: the both sides of said mechanism casing (5-2) bottom are equipped with strengthens frid (14), and the upper overturning of the upper overturning of left plate (9) and right plate (11) is connected with reinforcement frid (14) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204101747U CN202231343U (en) | 2011-10-26 | 2011-10-26 | Cabinet body structure of indoor box-type metal-enclosed switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204101747U CN202231343U (en) | 2011-10-26 | 2011-10-26 | Cabinet body structure of indoor box-type metal-enclosed switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202231343U true CN202231343U (en) | 2012-05-23 |
Family
ID=46081917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204101747U Expired - Lifetime CN202231343U (en) | 2011-10-26 | 2011-10-26 | Cabinet body structure of indoor box-type metal-enclosed switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202231343U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111725773A (en) * | 2020-06-03 | 2020-09-29 | 国网山东省电力公司荣成市供电公司 | High-voltage cable joint box |
| CN112421468A (en) * | 2020-11-24 | 2021-02-26 | 宁波耐森电气科技有限公司 | Totally-enclosed operating room and switch cabinet with same |
-
2011
- 2011-10-26 CN CN2011204101747U patent/CN202231343U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111725773A (en) * | 2020-06-03 | 2020-09-29 | 国网山东省电力公司荣成市供电公司 | High-voltage cable joint box |
| CN111725773B (en) * | 2020-06-03 | 2021-05-28 | 国网山东省电力公司荣成市供电公司 | High-voltage cable joint box |
| CN112421468A (en) * | 2020-11-24 | 2021-02-26 | 宁波耐森电气科技有限公司 | Totally-enclosed operating room and switch cabinet with same |
| CN112421468B (en) * | 2020-11-24 | 2023-03-31 | 宁波耐森电气科技有限公司 | Totally-enclosed operating room and switch cabinet with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120523 |
|
| CX01 | Expiry of patent term |