CN104319677A - Box-sharing type ring network cabinet - Google Patents
Box-sharing type ring network cabinet Download PDFInfo
- Publication number
- CN104319677A CN104319677A CN201410470674.8A CN201410470674A CN104319677A CN 104319677 A CN104319677 A CN 104319677A CN 201410470674 A CN201410470674 A CN 201410470674A CN 104319677 A CN104319677 A CN 104319677A
- Authority
- CN
- China
- Prior art keywords
- installing rack
- housing
- load switch
- operating axis
- box type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
Abstract
The invention relates to a box-sharing type ring network cabinet, and the cabinet comprises a housing, a load switch, and a grounding switch, wherein the load switch and the grounding switch are disposed in the housing. The interior of the housing is provided with a first installation frame. The load switch and the grounding switch are disposed on the first installation frame. The axis of an operating shaft of the load switch and the axis of an operating shaft of the grounding switch respectively extend along a front-back direction. A front side plate of the housing is provided with wall-passing rotating shafts in a sealed rotation manner, wherein the wall-passing rotating shafts are corresponding to the operating shafts in a one-one manner and cross the front and rear sides of the front side plate. The rear ends of the wall-passing rotating shafts are provided with rotation-stopping plugging segments which cooperate with the front ends of the corresponding operating shafts in an opposite-plugging and rotation-stopping manner. The interior of the housing is also provided with a fixing structure which is used for fixing the first installation frame after the first installation frame is pushed towards the front side plate from the back to the front. The cabinet provided by the invention achieves modularized installation, and a gear drive structure can be disposed at a side of the housing.
Description
Technical field
The present invention relates to switchgear, particularly relate to a kind of co-box type looped net cabinet.
Background technology
Ring main unit is applicable to electric power system ring network power supply, terminal is powered or control and protection device in biradial electric power system.Co-box type looped net cabinet is arranged in same airtight housing by on-load switch, circuit breaker, earthed switch etc., and circuit breaker is not have in each ring main unit.Existing co-box type looped net cabinet is disclosed in Chinese patent CN201478729U " indoor box-type metal enclosed ring main unit ", this ring ring main unit comprises housing and is arranged at the on-load switch in housing, circuit breaker and earthed switch, housing comprises top board, base plate and be arranged at top board, front side board between base plate, back side panel, left plate and right plate, the madial wall of housing is provided with on-load switch handle hole, earthed switch handle hole and breaker operator hole, the operating axis of on-load switch is installed in on-load switch handle hole, the operating axis of earthed switch is installed in earthed switch handle hole, the operating axis of circuit breaker is installed in breaker operator hole.Existing this ring main unit Problems existing is: 1, the cell parts of circuit breaker, on-load switch, each parts of earthed switch is many, integrated, the degree of modularity is not high, be difficult to realize pre-assembled under each parts line, each part of circuit breaker, on-load switch, earthed switch must be assembled on housing respectively during practical set, cause the assembling process of ring main unit very slow, production efficiency is lower, because needing all to be arranged on the inwall of housing by each part of each parts, cause the structure of housing also comparatively complicated, the design of housing is loaded down with trivial details, and the design cycle of housing is longer; 2, the gear drive of each operating axis is all arranged in housing, is unfavorable for that observation, adjusting gear mesh degree and corresponding distance of opening adopt bean, also brings difficulty to assembling to a certain extent.
Summary of the invention
The object of the present invention is to provide a kind of can modularization is installed, simultaneously gear transmission structure can be placed in hull outside co-box type looped net cabinet.
In order to solve the problem, technical scheme of the present invention is:
A kind of co-box type looped net cabinet, the on-load switch comprising housing and be arranged in housing and earthed switch, the first installing rack is provided with in housing, on-load switch, earthed switch is installed on described first installing rack, the operating axis of on-load switch, the axis of the operating axis of earthed switch extends all along the longitudinal direction, on the front side board of housing, sealed rotational is equipped with the rotating shaft through walls across both sides before and after described front side board arranged with each operating axis one_to_one corresponding, the rear end of rotating shaft through walls is provided with the spline inserting section coordinated slotting spline with the front end of respective operations axle, also be provided with in housing at the first installing rack by the rear fixed structure to being fixed the first installing rack after front pushing described front side board to.
Described first installing rack comprises the forward and backward bending plate that time interval is arranged, the arc control device mounting panel, ground connection moved end mounting panel and the quiet end mounting panel of ground connection that extend all is along the longitudinal direction arranged at intervals with along the vertical direction between the right-hand member of forward and backward bending plate, three arc control device of on-load switch are vertical to be along the longitudinal direction arranged on described arc control device mounting panel, the ground connection moved end of earthed switch is arranged on the mounting panel of described ground connection moved end, and the quiet end of ground connection of earthed switch is arranged on the quiet end mounting panel of described ground connection.
In housing, the right side of described first installing rack is provided with the second installing rack, the second installing rack is provided with circuit breaker, the operating axis of circuit breaker and the operating axis of on-load switch be arranged in parallel.
Three arc control device of circuit breaker are vertical to be along the longitudinal direction arranged on described second installing rack, the second installing rack is provided with the three-station that operating axis extends along the longitudinal direction in the downside of described circuit breaker.
Be provided with the 3rd installing rack in the right side of the second installing rack in housing, the 3rd installing rack is provided with on-load switch fuse combined electric apparatus.
The upper end of the left and right side plate of described housing is installed with the side plate positioning support bracer coordinated with the top board positioning supports of housing, and the rear end of the base plate of housing is installed with the base plate positioning support bracer coordinated with the back side panel positioning supports of housing.
Described fixed structure comprises the front support bent plate be arranged on front side of the first installing rack, the second installing rack, fixed structure also comprises the rear vertical brace summer extended in left-right direction be arranged on rear side of the first installing rack, the second installing rack, and the front and back end of first, second installing rack is installed on front vertical brace summer and rear vertical brace summer respectively.
Front vertical brace summer is fixedly arranged on described front side board, and the base plate of described housing is installed with the vertical vertical supporting plate arranged, described rear vertical brace summer is fixedly arranged on described vertical supporting plate.
Beneficial effect of the present invention is: be installed on on-load switch on the first installing rack in the present invention and earthed switch forms an installation module, installation module assembles under can be implemented in line, therefore the packaging efficiency of whole ring main unit can not be affected, after installation module descends assembling to complete online, installation module is made on-load switch by the rear front side board to being front pushed to housing is other, the front end of the operating axis of earthed switch coordinates slotting spline with the rear end of corresponding rotating shaft through walls respectively, then by fixed structure, installation module is fixed the assembling just achieving ring main unit, assembling process is simple and convenient, while being arranged on of rotating shaft through walls realizes the transmission of each operating axis quick assembling, the gear transmission structure of each operating axis can also be realized to be arranged at hull outside, be convenient to the mesh degree observing adjusting gear like this.
Accompanying drawing explanation
Fig. 1 is the structural representation of the assembling process of ring main unit in the present invention;
Fig. 2 is the first installing rack and on-load switch in Fig. 1, earthed switch coordinate schematic diagram;
Fig. 3 be in Fig. 1 the second installing rack and circuit breaker coordinate schematic diagram;
Fig. 4 be in Fig. 1 rotating shaft through walls and front side board coordinate schematic diagram.
Embodiment
The embodiment of co-box type looped net cabinet is as shown in Fig. 1 ~ 4: comprise housing, housing comprises top board, base plate 12 is placed in top board (not shown), front side board 10 between base plate, back side panel (not shown), left plate 7 and right plate, in housing, sequence interval is provided with the first installing rack 1 in left-right direction, second installing rack 2 and the 3rd installing rack 3, first, second, 3rd installing rack by rear to after front propelling movement puts in place, by fixed structure, each installing rack is fixed on housing, second installing rack 2 is provided with the circuit breaker and three-station arranged up and down, first installing rack 1 is provided with the on-load switch and earthed switch arranged up and down, 3rd installing rack 3 is provided with on-load switch fuse combined electric apparatus, on-load switch fuse combined electric apparatus has on-load switch terminals and safety clip, on-load switch fuse combined electric apparatus belongs to prior art, and concrete structure no longer describes in detail, first installing rack 1, the structure of the 3rd installing rack 3 is identical, only the structure of the first installing rack is described in detail in the present embodiment.First installing rack comprises the front bending plate 13 of time interval setting and rear bending plate, before, the arc control device mounting panel 17 extended all is along the longitudinal direction arranged at intervals with along the vertical direction between the right-hand member of rear bending plate, ground connection moved end mounting panel 14 and the quiet end mounting panel 15 of ground connection, three arc control device of on-load switch are vertical to be along the longitudinal direction arranged on arc control device mounting panel 17, the ground connection moved end of earthed switch is arranged on ground connection moved end mounting panel 14, the quiet end of ground connection of earthed switch is arranged on the quiet end mounting panel 15 of ground connection, before the operating axis 16 of on-load switch is arranged at, the upper end of rear bending plate, the operating axis of on-load switch, the axis of the operating axis of earthed switch extends all along the longitudinal direction.Plate and the second installing rack cover plate of plate upper end after being positioned at the second installing rack header board, the second installing rack after second installing rack comprises the second installing rack header board, the second installing rack, three arc control device 18 of circuit breaker are vertically arranged on the second installing rack along the longitudinal direction, three-station is positioned at the downside of circuit breaker, and the axis of the operating axis 20 of three-station, the operating axis 27 of circuit breaker extends all along the longitudinal direction.The front end of the operating axis of on-load switch, the front end of the operating axis of earthed switch all protrudes from the first installing rack 1, the front end of the operating axis 27 of circuit breaker, the front end of the operating axis 20 of three-station all protrudes from the second installing rack, on the front side board of housing, sealed rotational is equipped with the rotating shaft through walls 26 across both sides before and after front side board arranged with each operating axis one_to_one corresponding, each rotating shaft through walls 26 is coaxially set with respective operations axle respectively, front side board is installed with the sealing shroud 23 arranged with rotating shaft one_to_one corresponding through walls, the end of sealing shroud is provided with bearing (ball) cover 24, rotating shaft through walls is arranged in corresponding sealing shroud, rotating shaft 26 through walls coordinates with sealing shroud 23 rotary seal, the rear end of rotating shaft through walls is provided with the spline inserting section 22 coordinated slotting spline with the front end of respective operations axle, spline inserting section is outer square axle structure, square hole 21 in the front end of respective operations axle is provided with and coordinates with outer square axle structure.Fixed structure comprises the front support bent plate 9 be arranged at respectively on front side of corresponding installing rack, front support bent plate sets firmly on front side board, fixed structure also comprises the rear vertical brace summer 5 extended in left-right direction be arranged on rear side of the first installing rack, the second installing rack, the front and back end of first, second, third installing rack is installed on front vertical brace summer and rear vertical brace summer respectively, the base plate 12 of housing is installed with the vertical vertical supporting plate 6 arranged, rear vertical brace summer 5 is fixedly arranged on vertical supporting plate 6.The upper end of the left and right side plate of housing is installed with the side plate positioning support bracer 8 coordinated with the top board positioning supports of housing, and the rear end of the base plate of housing is installed with the base plate positioning support bracer 11 coordinated with the back side panel positioning supports of housing.In figure, 4 represent the 4th installing rack for installing another circuit breaker, three-station, and the structure of the 4th installing rack is identical with the structure of the second installing rack; In figure, 25 represent the gear be connected in rotating shaft through walls; In figure, 19 represent support bent plate.
Three arc control device of on-load switch, on-load switch fuse combined electric apparatus are all vertically arranged, the moving contact rectilinear motion that rotarily drives of the operating axis of on-load switch is relied on to realize divide-shut brake, be communicated with static contact of grounding switch with the fixed contact of copper bar by on-load switch, form a major loop; Three arc control device of circuit breaker are all vertically arranged, rely on the operating axis of circuit breaker to drive the insulated tension pole rectilinear motion of circuit breaker to realize divide-shut brake, are realized isolation by the rotation of the operating axis of three-station, connected and grounding function.The assembling of on-load switch, earthed switch and the first installing rack, the assembling of circuit breaker, three-station and the second installing rack, complete under the assembling of on-load switch fuse combined electric apparatus and the 3rd installing rack line all outside housing, the back side panel of housing and top board first do not weld, to facilitate the first installing rack, the installation of the second installing rack and the 3rd installing rack, by the first installing rack, second installing rack, 3rd installing rack pushes front side board by rear to front, make each operating axis respectively with the spline inserted terminal grafting of corresponding rotating shaft rear end through walls, before the front end of each installing rack is fixed on vertical brace summer, and then the rear end of rear side to each installing rack rear vertical brace summer being arranged at each installing rack is fixed, exactly because on the top board that each parts do not need to be arranged on housing and back side panel, so the top board of housing and back side panel finally just could be welded, to reduce length and the quantity of weld seam, reduce the leak rate of weld seam, after each installing rack is fixing, top board is placed on side plate positioning support bracer, back side panel is placed on base plate positioning support bracer, carry out the processing of last weld seam again, side plate positioning support bracer and base plate positioning support bracer can ensure the welding precision of top board and back side panel, further reduction leak rate, improve the rate of finished products of ring main unit, first installing rack adopts forward and backward bending plate structure, and bending plate, neither be very high to the requirement of its thickness while guarantee installing rack structural strength, can reduce weight and the cost of manufacture of installing rack like this.
When ring main unit many cabinets type, compound mode are different, this ring main unit adopts modularized design thinking, improve cellular construction and realize modularization assembling, expansion and combination, simplify project planner to the complicated procedures of housing design, can effectively reduce the engineering design cycle, for the design of ring main unit high efficiency, beat and production are laid a good foundation.In other embodiments of the invention: the switching requirements different according to reality, on-load switch fuse combined electric apparatus can be also only a fuse, and circuit breaker can not also be established; Ensured the right position of each installing rack in the present embodiment by the location grafting of rotating shaft through walls and respective operations axle, corresponding guide rail also can be set in other embodiments on base plate to ensure the position of each installing rack; First installing rack also can take other frame structure; Fixed structure may not be forward and backward vertical brace summer, such as fixed structure is other fixture be fixed in inner walls, is bolted structure and is fixed on fixture by each installing rack; Spline inserting section may not be outer square structure, such as is key, keyway arrangements.
Claims (8)
1. a co-box type looped net cabinet, the on-load switch comprising housing and be arranged in housing and earthed switch, it is characterized in that: in housing, be provided with the first installing rack, on-load switch, earthed switch is installed on described first installing rack, the operating axis of on-load switch, the axis of the operating axis of earthed switch extends all along the longitudinal direction, on the front side board of housing, sealed rotational is equipped with the rotating shaft through walls across both sides before and after described front side board arranged with each operating axis one_to_one corresponding, the rear end of rotating shaft through walls is provided with the spline inserting section coordinated slotting spline with the front end of respective operations axle, also be provided with in housing at the first installing rack by the rear fixed structure to being fixed the first installing rack after front pushing described front side board to.
2. co-box type looped net cabinet according to claim 1, it is characterized in that: before described first installing rack comprises time interval setting, rear bending plate, before, the arc control device mounting panel extended all is along the longitudinal direction arranged at intervals with along the vertical direction between the right-hand member of rear bending plate, ground connection moved end mounting panel and the quiet end mounting panel of ground connection, three arc control device of on-load switch are vertical to be along the longitudinal direction arranged on described arc control device mounting panel, the ground connection moved end of earthed switch is arranged on the mounting panel of described ground connection moved end, the quiet end of ground connection of earthed switch is arranged on the quiet end mounting panel of described ground connection.
3. co-box type looped net cabinet according to claim 1, is characterized in that: in housing, the right side of described first installing rack is provided with the second installing rack, the second installing rack is provided with circuit breaker, and the operating axis of circuit breaker and the operating axis of on-load switch be arranged in parallel.
4. co-box type looped net cabinet according to claim 3, it is characterized in that: three arc control device of circuit breaker are vertical to be along the longitudinal direction arranged on described second installing rack, the second installing rack is provided with the three-station that operating axis extends along the longitudinal direction in the downside of described circuit breaker.
5. co-box type looped net cabinet according to claim 3, is characterized in that: be provided with the 3rd installing rack in the right side of the second installing rack in housing, and the 3rd installing rack is provided with on-load switch fuse combined electric apparatus.
6. co-box type looped net cabinet according to claim 1, it is characterized in that: the upper end of the left and right side plate of described housing is installed with the side plate positioning support bracer coordinated with the top board positioning supports of housing, the rear end of the base plate of housing is installed with the base plate positioning support bracer coordinated with the back side panel positioning supports of housing.
7. the co-box type looped net cabinet according to claim 3 ~ 5 any one, it is characterized in that: described fixed structure comprises the front support bent plate be arranged on front side of the first installing rack, the second installing rack, fixed structure also comprises the rear vertical brace summer extended in left-right direction be arranged on rear side of the first installing rack, the second installing rack, and the front and back end of first, second installing rack is installed on front vertical brace summer and rear vertical brace summer respectively.
8. co-box type looped net cabinet according to claim 7, is characterized in that: front vertical brace summer is fixedly arranged on described front side board, and the base plate of described housing is installed with the vertical vertical supporting plate arranged, described rear vertical brace summer is fixedly arranged on described vertical supporting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410470674.8A CN104319677B (en) | 2014-09-16 | 2014-09-16 | A kind of co-box type looped net cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410470674.8A CN104319677B (en) | 2014-09-16 | 2014-09-16 | A kind of co-box type looped net cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104319677A true CN104319677A (en) | 2015-01-28 |
| CN104319677B CN104319677B (en) | 2016-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410470674.8A Active CN104319677B (en) | 2014-09-16 | 2014-09-16 | A kind of co-box type looped net cabinet |
Country Status (1)
| Country | Link |
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| CN (1) | CN104319677B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107895906A (en) * | 2017-12-18 | 2018-04-10 | 梅吉玲 | Solid-state insulated switchgear combination switch fuse combined electric apparatus device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0471678B1 (en) * | 1989-05-12 | 1994-06-22 | Siemens Aktiengesellschaft | Load switching device with a three-position switch |
| CN201113291Y (en) * | 2007-06-15 | 2008-09-10 | 北京电研华源电力技术有限公司 | Outdoor common box type sulfur hexafluoride multi-loop ring net cabinet |
| CN201853643U (en) * | 2010-10-30 | 2011-06-01 | 福建逢兴机电设备有限公司 | High breaking vacuum load switch-fuse combined electrical appliance |
| CN103311840A (en) * | 2013-06-13 | 2013-09-18 | 淄博金龙电力设备股份有限公司 | Solid assembly unit of switchgear cubicle for loop network |
| CN204205391U (en) * | 2014-09-16 | 2015-03-11 | 平高集团有限公司 | Co-box type looped net cabinet |
-
2014
- 2014-09-16 CN CN201410470674.8A patent/CN104319677B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0471678B1 (en) * | 1989-05-12 | 1994-06-22 | Siemens Aktiengesellschaft | Load switching device with a three-position switch |
| CN201113291Y (en) * | 2007-06-15 | 2008-09-10 | 北京电研华源电力技术有限公司 | Outdoor common box type sulfur hexafluoride multi-loop ring net cabinet |
| CN201853643U (en) * | 2010-10-30 | 2011-06-01 | 福建逢兴机电设备有限公司 | High breaking vacuum load switch-fuse combined electrical appliance |
| CN103311840A (en) * | 2013-06-13 | 2013-09-18 | 淄博金龙电力设备股份有限公司 | Solid assembly unit of switchgear cubicle for loop network |
| CN204205391U (en) * | 2014-09-16 | 2015-03-11 | 平高集团有限公司 | Co-box type looped net cabinet |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107895906A (en) * | 2017-12-18 | 2018-04-10 | 梅吉玲 | Solid-state insulated switchgear combination switch fuse combined electric apparatus device |
| CN107895906B (en) * | 2017-12-18 | 2024-01-09 | 国网甘肃省电力公司庆阳供电公司 | Combined electrical equipment device of solid insulation switch equipment combined switch fuse |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104319677B (en) | 2016-09-14 |
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