CN2207017Y - Small-sized 10KV switch cabinet with multiple-protection-function - Google Patents
Small-sized 10KV switch cabinet with multiple-protection-function Download PDFInfo
- Publication number
- CN2207017Y CN2207017Y CN 94223889 CN94223889U CN2207017Y CN 2207017 Y CN2207017 Y CN 2207017Y CN 94223889 CN94223889 CN 94223889 CN 94223889 U CN94223889 U CN 94223889U CN 2207017 Y CN2207017 Y CN 2207017Y
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- switch
- load
- bar
- isolating switch
- load switch
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Abstract
The utility model discloses a 10KV high voltage switch cabinet, which has small volume, light weight, and a plurality of protection functions. The cabinet body is divided into an upper bus bar instrument room, a middle load room, and a lower input room. New type tiny electrical switching elements are selected in the load room, transparent plates are arranged between the upper and the lower rooms; thus, the utility model is facilitated to be observed, the safety is ensured, and the transparent windows of the cabinet door is facilitated for operators to tour and maintain; all conductive parts are coated with pyrocondensation insulating materials except a brake knife and a brake door, and the requirement of dust resistance, damp resistance, shock resistance, the prevention of the entrance of small animals, and the resistance to the impact of the current can be reached; the load switch, the isolation switch, and the high-voltage cabinet lock can mutually linked and locked, and the utility model is run by the operation rules; error operation and charging contact can be effectively prevented, and the safety is ensured.
Description
The utility model relates to power distribution 10KV high-tension switch cabinet, particularly a kind ofly employs new technology, the high-tension switch cabinet of new component, multiple safeguard procedures.
The power distribution 10KV high-tension switch cabinet that China is existing, though can finish the high voltage power distribution task, but still exist defective, the quite serious defective that has.These defectives are mainly bulky, and general height is 3.3M, take up an area of generally at 1.2M * 1.2M tall and big general the need more than the 5M of duty; Weight is big, can reach 900Kg, and this gives transportation, installs and bring inconvenience.The bus of existing 10KV high-tension switch cabinet all uses bare wire, and surface establishes, and air insulation is installed on the cabinet top with clamp or porcelain vase, non-moistureproof, not dustproof, under earthquake and heavy current surge, appearance is out of shape, is broken and causes short circuit sometimes, even causes self-destruction, spontaneous combustion, the initiation fire accident.Because its sealing is poor, various toys pierce and cause puncture, short circuit again.Operation with high pressure, the closing of switch, disconnected must being undertaken by operational procedure, in case misoperation, at once can be accidents caused, for this reason, operating personnel's psychological pressure is very big.This switch cubicle adopts pointer instrument to show more, closed cabinet door, and operating personnel make an inspection tour, observe extremely inconvenient.
The purpose of this utility model is: a novel 10KV high-tension switch cabinet is provided, its volume is little, in light weight, compact conformation uses intensive bus (to see what the inventor invented, same applicant holds, the patent No. is 93232580.4 patent), have shockproofly, moistureproof, dustproof, anti-toy enters, anti-heavy current surge, the closed 10KV high-tension switch cabinet of handling safety.
The utility model is realized by following measure: promptly this high-tension switch cabinet is designed to three layers (seeing Fig. 1 and Fig. 2), adopts assembly type shaped steel framework, the outer cover sheet metal seals entirely.Its lower floor is that the turnover cable of switch cubicle is equipped with soft insulating sleeve between input, introduces and output from the below of switch cabinet, the middle level is between load, the upper strata is bus-bar room and the instrument cubicle isolated with it, and four suspension ring (1) are equipped with at the top of switch cubicle, is convenient to carrying and installation.The instrument door can be opened or locking, and the number of voltage, electric current shows and console switch all is contained on the instrument face plate; Between input, isolating switch (20) and earthing device are arranged, an openable door is arranged, easy access in the front; Between load, current transformer (17), fuse (16) and on-load switch (15) are arranged, the feature of its assembling is: go between input, between load, the mutual high pressure isolation of bus instrument cubicle work, separate with high pressure resistant, high temperature resistant, anti-high strength and insulation, fire-retardant transparent panel between input and between load; Its cabinet door (6) is equipped with, the transparency window of high pressure resistant, high temperature resistant and high strength, insulation; At bus-bar room (12) bus box (22), intensive bus (21) are arranged; At instrument cubicle digital voltage and ammeter are arranged.The monomer cabinet is all-sealed, when a plurality of side by side cabinets make up, can remove side plate, and bolt is connected and fixed.The feature of its all conductive components (except that plug-in strip and sluice gate) is: its skin all is surrounded by high pressure resistant, high temperature, high strength and the fire-retardant thermal contractible plastic that insulate, all connecting rods, dwang, plug-in strip pull bar (45), outside are surrounded by all that one deck is high pressure resistant, high temperature, high strength and the fire-retardant thermal contractible plastic that insulate.This high-voltage board is characterised in that: (see figure 3) under the mechanical action effect that blocks link gear (38) mutually, isolating switch (20), on-load switch (15), close door lock (8) by the design sequence interlock, self-locking work, it blocks link gear (38) mutually is by on-load switch wheel (9), isolating switch wheel (10), Fig. 4 (sees in interlocking device (18), Fig. 4 a is on-state figure, Fig. 4 b is intermediateness figure, Fig. 4 c is off-state figure), on-load switch connecting rod (25), the last drive link (34) (plug-in strip connecting rod (45) is housed on it) of band guide rod, the underdrive bar (35) (plug-in strip connecting rod (45) is housed on it) of band guide rod, door lock link (24) and locking mechanism (36) constitute, on-load switch wheel (9) rotates 90 degree, then spur or promote on-load switch connecting rod (25), this bar then spurs or promotes to rotate with the last drive link (34) of guide rod, and this turn signal is used for the Kai Heguan of starting load switch (15); Isolating switch wheel (10) rotates 90 degree, then spur or promote isolating switch connecting rod (26), this bar then spurs or promotes to rotate with the underdrive bar (35) of guide rod, and this turn signal is used for starting opening and close and and locking mechanism (36) action of isolating switch (20).And satisfy: a. when circuit in on-state following time, have only and draw back on-load switch (15) earlier, just can draw back isolating switch (20), promptly do not draw back on-load switch (15), then isolating switch (20) also can not draw away; B. in off-state following time, have only and connect isolating switch (20) earlier, just can connect on-load switch (15), that is: access failure isolating switch (20) is preceding, and on-load switch (15) connects obstructed; C. to door lock (8), only draw back isolating switch (20), just can open door lock (8); Locking mechanism (36) (see figure 5) is made of kayser wheel (30), kayser wheel support (31), dop (32).Fig. 5 a is a lockset position of coupler, and Fig. 5 b is a locked position of coupler.In actual production, the utility model has been selected following components and parts for use: on-load switch is selected the FN5 on-load switch of band arc-control device for use, the small current instrument transformer is selected the FLS10 instrument transformer for use, and small-sized isolating switch is selected the GN19 isolating switch for use, effectively in the performance that has improved design.
The utility model has following advantage: 1, volume is little in light weight, and the compact conformation cost reduces.With the 10KV switch cubicle is example, long-pending 1.2 * 1.2 * 3.3M weight, the 500～900kg of existing cabinet, and the utility model volume is 0.8 * 0.85 * 2.0M weight, 300～500kg.2, has multiple safeguard function.Moistureproof, shockproof, anti-toy enters, anti-misoperation, anti-error open the door etc., guarantees operation, safeguards, handling safety.3, but the digital various electric parameters, transparent door and window and dividing plate of showing are convenient to operating personnel and are observed the tour equipment operation condition with showing clear and definite.4, adopt concentrated type invisible bus and novel electric switch components and parts, electric arc is little during the switch disjunction, and anti-heavy current surge is safe in utilization durable.5, many cabinets are installed and are adopted integral bus bar, good integrity, and intensive is good, is convenient to installation and maintenance, and economical with materials and resource.
The utility model has following accompanying drawing:
Fig. 1 is the small-sized 10KV high-tension switch cabinet front schematic view that the utlity model has multiple safeguard function;
This figure there is following explanation: hoisting ring (1), instrument door (2), digital voltmeter (3), change over switch (4), cabinet door (6), high-strength transparence plate (7), door lock (8), on-load switch wheel (9), isolating switch wheel (10) is kept apart close the door (11).
Fig. 2 is the minitype high voltage switch cubicle side schematic view that the utlity model has multiple safeguard function;
This figure there is following explanation: bus-bar room (12), instrument cubicle shut (13), bus and circuit breaker tie point (14), on-load switch (15), fuse (16), current transformer (17), interlocking device (18), transparent division board (19), isolating switch (20), intensive bus (21), bus box (22), digital ammeter (23).
Fig. 3 blocks the link gear schematic diagram mutually for the utility model;
This figure there is following explanation: door lock link (24), on-load switch connecting rod (25), isolating switch connecting rod (26), the last drive link (34) of band guide rod, the underdrive bar (35) of band guide rod, locking mechanism (36), plug-in strip connecting rod (45).
Fig. 4 is the utility model interlocking device schematic diagram;
This figure is had following explanation: drive down bar (27), on drive bar (28), upper arm (29), underarm (33), upper arm platform (40), underarm platform (41), upper limit platform (43), lower limit platform (44).
Fig. 5 is the utility model locking mechanism schematic diagram;
This figure there is following explanation: kayser wheel (30), kayser wheel support (31), dop (32).
(Fig. 4 a is on-state figure to an embodiment (see figure 4) of interlocking device of the present utility model (18); Fig. 4 b is intermediateness figure; Fig. 4 c is off-state figure), be by be fixed on the on-load switch wheel (9) upper arm (29) and with the upper arm other end be rotationally connected on drive bar (28), with the following bar (27) that drives that is fixed on the underarm (33) on the isolating switch wheel (10) and is rotationally connected with the underarm other end, on the other end that drives the other end of bar (28) and drive bar (27) down constitute for being rotationally connected; Upper arm platform (40) and underarm platform (41) and upper limit platform (43) and lower limit platform (44) are only permitted two-wheeled and are rotated in 90 degree, and satisfy: a. when circuit in on-state following time, have only and draw back on-load switch (15) earlier, just can draw back isolating switch (20), promptly do not draw back on-load switch (15), then isolating switch (20) also can not draw away; B. in off-state following time, have only and connect isolating switch (20) earlier, just can connect on-load switch (15), that is: access failure isolating switch (20) is preceding, and on-load switch (15) connects obstructed; C. to door lock (8), only draw back isolating switch (20), just can open door lock (8); Locking mechanism (36) is made of kayser wheel (30), kayser wheel support (31), dop (32).
Another embodiment of interlocking device of the present utility model (18) is with switch cam place of switches wheel, can remove upper and lower arm platform, and its effect is finished by cam; Promptly by be fixed on the on-load switch cam (37) upper arm (29) and with the upper arm other end be rotationally connected on drive bar (28), with the following bar (27) that drives that is fixed on the underarm (33) on the isolating switch cam (42) and is rotationally connected with the underarm other end, on the other end that drives the other end of bar (28) and drive bar (27) down constitute for being rotationally connected; Overhead cams and following cam have stoped corresponding upper and lower motion of driving bar after rotating 90 degree, upper and lower cam and upper limit platform (43) and lower limit platform (44) are only permitted two-wheeled and are rotated in 90 degree, and satisfy: a. when circuit in on-state following time, have only and draw back on-load switch (15) earlier, just can draw back isolating switch (20), promptly do not draw back on-load switch (15), then isolating switch (20) also can not draw away; B. in off-state following time, have only and connect isolating switch (20) earlier, just can connect on-load switch (15), that is: access failure isolating switch (20) is preceding, and on-load switch (15) connects obstructed; C. to door lock (8), only draw back isolating switch (20), just can open door lock (8).Locking mechanism (36) (see figure 5) is made of kayser wheel (30), kayser wheel support (31), dop (32).Fig. 5 a is a lockset position of coupler, and Fig. 5 b is a locked position of coupler.
Claims (5)
1, a kind of 10KV has the minitype high voltage switch cubicle of multiple safeguard function, and its lower floor is between input, and the middle level is between load, and the upper strata is bus-bar room and the instrument cubicle isolated with it; Between input, isolating switch (20) is arranged; Between load, current transformer (17), fuse (16) and on-load switch (15) are arranged; At bus-bar room (12) bus box (22), intensive bus (21) are arranged; At instrument cubicle digital voltage and ammeter are arranged, this high-voltage board is characterised in that: blocking mutually under the mechanical action of link gear (38), isolating switch (20), on-load switch (15), door lock (8) is by the design sequence interlock, self-locking work, it blocks link gear (38) mutually is by on-load switch wheel (9), isolating switch wheel (10), interlocking gear (18), on-load switch connecting rod (25), the last drive link (34) (plug-in strip connecting rod (45) is housed on it) of band guide rod, the underdrive bar (35) (plug-in strip connecting rod (45) is housed on it) of band guide rod, door lock link (24) and locking mechanism (36) constitute, on-load switch wheel (9) rotates 90 degree, then spur or promote on-load switch connecting rod (25), this bar then spurs or promotes to rotate with the last drive link (34) of guide rod, and this turn signal is used for the Kai Heguan of starting load switch (15); Isolating switch wheel (10) rotates 90 degree, then spur or promote isolating switch connecting rod (26), this bar then spurs or promotes to rotate (plug-in strip (45) is housed on it) with the underdrive bar (35) of guide rod, and this turn signal is used for starting the action of opening of isolating switch (20) and pass and locking mechanism (36).
2, high-tension switch cabinet according to claim 1, it is characterized in that: a kind of structure of interlocking device (18) is, by be fixed on the on-load switch wheel (9) upper arm (29) and with the upper arm other end be rotationally connected on drive bar (28), with the following bar (27) that drives that is fixed on the underarm (33) on the isolating switch wheel (10) and is rotationally connected with the underarm other end, on the other end that drives the other end of bar (28) and drive bar (27) down constitute for being rotationally connected; Upper arm platform (40) and underarm platform (41) and upper limit platform (43) and lower limit platform (44) are only permitted two-wheeled and are rotated in 90 degree, and satisfy: a. when circuit in on-state following time, have only and draw back on-load switch (15) earlier, just can draw back isolating switch (20), promptly do not draw back on-load switch (15), then isolating switch (20) also can not draw away; B. in off-state following time, have only and connect isolating switch (20) earlier, just can connect on-load switch (15), that is: access failure isolating switch (20) is preceding, and on-load switch (15) connects obstructed; C. to door lock (8), only draw back isolating switch (20), just can open door lock (8); Locking mechanism (36) is made of kayser wheel (30), kayser wheel support (31), dop (32).
3, high-tension switch cabinet according to claim 1, it is characterized in that: another structure of interlocking device (18) is, by be fixed on the on-load switch cam (37) upper arm (29) and with the upper arm other end be rotationally connected on drive bar (28), with the following bar (27) that drives that is fixed on the underarm (33) on the isolating switch cam (42) and is rotationally connected with the underarm other end, on the other end that drives the other end of bar (28) and drive bar (27) down constitute for being rotationally connected; Overhead cams and following cam have stoped corresponding upper and lower motion of driving bar after rotating 90 degree, upper and lower cam and upper limit platform (43) and lower limit platform (44) are only permitted two-wheeled and are rotated in 90 degree, and satisfy: a. when circuit in on-state following time, have only and draw back on-load switch (15) earlier, just can draw back isolating switch (20), promptly do not draw back on-load switch (15), then isolating switch (20) also can not draw away; B. in off-state following time, have only and connect isolating switch (20) earlier, just can connect on-load switch (15), that is: access failure isolating switch (20) is preceding, and on-load switch (15) connects obstructed; C. to door lock (8), only draw back isolating switch (20), just can open door lock (8).
4, high-tension switch cabinet according to claim 1 is characterized in that: between its input, between load, bus, the mutual high pressure isolation of instrument cubicle work, separate with high pressure resistant, high temperature, high strength and insulation, fire-retardant transparent panel between input and between load; That its cabinet door (6) is equipped with is high pressure resistant, insulation, high temperature and high-intensity transparency window.
5, high-tension switch cabinet according to claim 1, it is characterized in that: the skin of its all conductive components (except that plug-in strip and sluice gate) all is surrounded by high pressure resistant, high temperature, high strength and the fire-retardant thermal contractible plastic that insulate, all connecting rods, dwang, plug-in strip pull bar (45), outside are surrounded by all that one deck is high pressure resistant, high temperature, high strength and the fire-retardant thermal contractible plastic that insulate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94223889 CN2207017Y (en) | 1994-11-02 | 1994-11-02 | Small-sized 10KV switch cabinet with multiple-protection-function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94223889 CN2207017Y (en) | 1994-11-02 | 1994-11-02 | Small-sized 10KV switch cabinet with multiple-protection-function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2207017Y true CN2207017Y (en) | 1995-09-06 |
Family
ID=33837461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94223889 Expired - Fee Related CN2207017Y (en) | 1994-11-02 | 1994-11-02 | Small-sized 10KV switch cabinet with multiple-protection-function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2207017Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103346482A (en) * | 2013-07-09 | 2013-10-09 | 厦门闽光电气实业有限公司 | Switch cabinet |
| CN104716585A (en) * | 2015-03-18 | 2015-06-17 | 国网黑龙江省电力有限公司绥化供电公司 | High voltage electric device applicable to ring network power supply system |
| CN107978474A (en) * | 2017-12-28 | 2018-05-01 | 安徽宏实光机电高科有限公司 | A kind of interlocking mechanism of switch cabinet |
| CN110350407A (en) * | 2019-06-03 | 2019-10-18 | 宁波燎原电器集团股份有限公司 | A kind of power distribution cabinet interlock |
-
1994
- 1994-11-02 CN CN 94223889 patent/CN2207017Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103346482A (en) * | 2013-07-09 | 2013-10-09 | 厦门闽光电气实业有限公司 | Switch cabinet |
| CN103346482B (en) * | 2013-07-09 | 2015-09-23 | 厦门闽光电气实业有限公司 | A kind of switch cubicle |
| CN104716585A (en) * | 2015-03-18 | 2015-06-17 | 国网黑龙江省电力有限公司绥化供电公司 | High voltage electric device applicable to ring network power supply system |
| CN107978474A (en) * | 2017-12-28 | 2018-05-01 | 安徽宏实光机电高科有限公司 | A kind of interlocking mechanism of switch cabinet |
| CN110350407A (en) * | 2019-06-03 | 2019-10-18 | 宁波燎原电器集团股份有限公司 | A kind of power distribution cabinet interlock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |