CN204349316U - A kind of switch cubicle vacuum circuit-breaker handcart - Google Patents
A kind of switch cubicle vacuum circuit-breaker handcart Download PDFInfo
- Publication number
- CN204349316U CN204349316U CN201520010191.XU CN201520010191U CN204349316U CN 204349316 U CN204349316 U CN 204349316U CN 201520010191 U CN201520010191 U CN 201520010191U CN 204349316 U CN204349316 U CN 204349316U
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- CN
- China
- Prior art keywords
- breaker
- conducting rod
- handcart
- vacuum circuit
- switch cubicle
- 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.)
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Abstract
The utility model discloses a kind of switch cubicle vacuum circuit-breaker handcart, described vacuum circuit-breaker handcart comprises vacuum circuit-breaker, current transformer, handcart, lightning arrester, described current transformer and described lightning arrester are installed on described vacuum circuit-breaker, described vacuum circuit-breaker is installed on described handcart, and described handcart drives described vacuum circuit-breaker to have moved breaking-closing operating.Structure of the present utility model is simple, reasonable in design, simple, convenient operation, and clearance between open contacts is little simultaneously, and the arcing time is short, and volume is little, lightweight, and the electrical endurance of contact is long, and noise is little is suitable for frequent operation, can realize the requirement of the power supply-distribution system of user.
Description
Technical field
The utility model relates to high voltage switchgear, particularly a kind of switch cubicle vacuum circuit-breaker handcart.
Background technology
Indoor alternating current high voltage handcart type vacuum circuit breaker is widely used in 12kV switch cubicle, handcart type vacuum circuit breaker primarily of conduction major loop and operating mechanism composition, conduction major loop from unenclosed construction to insulated barrel-type structure again to bus common pole fixed sealing type structure.The outlet contact arm of the circuit breaker of current use connects with the transition of electrode column of vacuum arc extinguishing chamber wire outlet seat bolt, adds the contact resistance of major loop, is especially unfavorable for the heat radiation to pole type vacuum interrupter; Be easy on the other hand generation to meet each other electric discharge and discharging over the ground in outlet contact arm transition connection place, be solve electric discharge problem, just have to increase phase spacing and increase major loop size, be difficult to the miniaturization realizing high-voltage handcart formula vacuum circuit-breaker.
Utility model content
The utility model provides a kind of switch cubicle vacuum circuit-breaker handcart, and for solving the problem, have and install simply, floor space is little, cost-saving advantage.
For achieving the above object, the utility model have employed following technical scheme:
A kind of switch cubicle vacuum circuit-breaker handcart, described vacuum circuit-breaker handcart comprises vacuum circuit-breaker, current transformer, handcart, lightning arrester, described current transformer and described lightning arrester are installed on described vacuum circuit-breaker, described vacuum circuit-breaker is installed on described handcart, and described handcart drives described vacuum circuit-breaker to have moved breaking-closing operating.
The utility model can also be realized further by following steps.
Further, described vacuum circuit-breaker comprises sealing backbone, insulated tension pole and bracket, and one end of described insulated tension pole is connected with described sealing backbone, and the other end of described insulated tension pole is fixedly connected with described bracket.
Preferably, described sealing backbone comprises vacuum interrupter, upper conducting rod, lower conducting rod and conducting rod, described upper conducting rod is connected with the two ends up and down of described vacuum interrupter are vertical with lower conducting rod, the stiff end of described upper conducting rod is fixedly connected with by screw with the upper end of described vacuum interrupter, the stiff end of described lower conducting rod is connected with the lower end of described vacuum interrupter, the stiff end that described conducting rod is built in described lower conducting rod can vertically move, and is provided with spring watch chain fingertip between described conducting rod and described lower conducting rod; Described vacuum interrupter, described upper conducting rod and lower conducting rod are near the outside parcel rigid insulation cover of one end of described vacuum interrupter, and the lower end of described insulating case is provided with a hollow cylinder, and the inner surface of described cylinder is provided with some butterfly full skirts.
Preferably, described upper conducting rod and described lower conducting rod are cylindric, the outside of described upper conducting rod and described lower conducting rod is enclosed with the first insulating sleeve and the second insulating sleeve respectively, and described insulating sleeve extends near free end from the free end of the insulating case outside described sealing backbone upwards conducting rod and lower conducting rod; Described first insulating sleeve is provided with the first mounting groove for installing current transformer near one end of described vacuum interrupter, described second insulating sleeve is provided with the second mounting groove for zinc oxide surge arresters near one end of described vacuum interrupter;
Described insulated tension pole is installed in described cylinder, and the upper end of described insulated tension pole is connected with described conducting rod, and the lower end of described insulated tension pole is fixedly connected with pad by nut with described bracket; The side external surface that described insulated tension pole is connected with described cylinder is provided with several interior dry butterfly full skirts coordinated with described dry butterfly full skirt.
Further, described current transformer is installed in described first mounting groove, and described lightning arrester is installed in described second mounting groove.
Further, described handcart comprises handcart frame and operating mechanism, described hand bottom of frame is provided with Strok mechanism and breaker main shaft connecting lever, described Strok mechanism comprises the linear bearing being set in parallel in described handcart frame two bottom sides, and described linear bearing coordinates with the cylindrical guide be arranged on bottom described vacuum circuit-breaker handcart room;
Pushnut and breaker main shaft connecting lever is provided with between the linear bearing of described hand bottom of frame, described pushnut coordinates with the augering screw be arranged on bottom described vacuum circuit-breaker handcart room, promote described vacuum circuit-breaker handcart to move along described cylindrical slideway, control contacting to be connected and to disconnect and isolating of described upper conducting rod and described lower conducting rod and described cable incoming-outgoing wire system and bus-bar system.
Bottom described vacuum circuit-breaker handcart room, springlock is housed, described breaker main shaft connecting lever coordinates with described springlock
The beneficial effects of the utility model are:
1) structure of the present utility model is simple, reasonable in design, simple, convenient operation, clearance between open contacts is little simultaneously, and the arcing time is short, and volume is little, lightweight, the electrical endurance of contact is long, and noise is little is suitable for frequent operation, can realize the requirement of the power supply-distribution system of user.
2) the utility model adds the insulation distance between insulation distance between charged position and charged position, improve the dielectric strength between charged position when equipment runs, both equipment security of operation had been ensured, effectively reduce again the volume of integral device, each module can according to the convenient coupling of user's instructions for use.
3) structure that the utility model freely assembles improves device manufacturing process process difficulty, decreases weight and has saved raw material, use more convenient.
Accompanying drawing explanation
Fig. 1 is the left view removing the vacuum high-voltage switch cabinet of left plate of the present utility model.
Fig. 2 is the cutaway view of vacuum circuit-breaker handcart in the utility model.
Fig. 3 is the cutaway view of sealing backbone in the utility model.
In figure, the implication of label symbol is as follows:
10-cabinet 11-midfeather 12-first diaphragm plate 13-active clapboard 14-second indulges lower side panel 16-back side panel 17-springlock before diaphragm plate 15-
20-automatic controller room
Conducting rod 3113-spring watch chain fingertip 3114-cylinder 3115-butterfly full skirt 3116-insulating case 321-handcart frame 322-operating mechanism 323-main shaft connecting lever 324-linear bearing 325-pushnut 326-augering screw under conducting rod 3112b-on 30-vacuum circuit-breaker handcart 31-vacuum circuit-breaker 32-handcart 33-current transformer 34-lightning arrester 3111-vacuum interrupter 3112-conducting rod 3112a-
40-voltage transformer room 41-voltage transformer
50-isolated bus room 51-insulation bus system
60-cable incoming-outgoing wire room 61-cable incoming-outgoing wire system
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.
Shown in Figure 1, a kind of ac high-voltage movable-type intelligent solid insulation vacuum switch cabinet, comprise cabinet 10, described cabinet 10 comprises the described front cabinet that the front left side plate become by steel plate bending, front right plate, basalar plate, front lower side panel 15, midfeather 11 and front side board surround, and described front cabinet is divided into automatic controller room 20, vacuum circuit-breaker handcart room 30 and voltage transformer room 40 by the first diaphragm plate 12 and the second diaphragm plate 14 from top to bottom; The panel of described second diaphragm plate 14 near side, described vacuum circuit-breaker handcart room 30 is provided with cylindrical slideway, and described vacuum circuit-breaker handcart is installed on described cylindrical slideway, and described vacuum circuit-breaker handcart slides along cylindrical slideway; The midfeather 11 of described vacuum circuit-breaker handcart indoor is provided with line and lifts one's head box and bus contact box;
Described cabinet 10 also comprises the described rear cabinet that the rear left plate become by steel plate bending, rear right plate, upper tonneau panel, lower side panel, back side panel 16 and described midfeather 11 surround, and described rear cabinet is divided into isolated bus room 50, insulated cable line-in and line-out chamber and isolating switch room or earthing switch room 60 by the 3rd diaphragm plate from top to bottom;
Described vacuum circuit-breaker handcart indoor are provided with the active clapboard 13 parallel with described midfeather, described active clapboard 13 is connected by chain drive structure with between described vacuum circuit-breaker handcart, described active clapboard 13 falls to front side board one side motion with described vacuum circuit-breaker handcart, and described active clapboard 13 to move to diaphragm plate side with described vacuum circuit-breaker and rises;
Described automatic controller room 20 is built with controller;
In described vacuum circuit-breaker handcart room 30, vacuum circuit-breaker handcart is installed;
Described voltage transformer room 40 is built with voltage transformer 41;
Described isolated bus room 50 is built with insulation bus system 51;
Described insulated cable line-in and line-out chamber 60 is built with insulated cable line system 61;
Described isolating switch room or earthing switch room are built with isolating switch or earthed switch 62;
The electrification in high voltage position of described controller, described vacuum circuit-breaker handcart, described voltage transformer 41, described insulation bus system 51, described insulated cable line system 61 and described isolating switch or earthed switch 62 is equipped with solid insulating material, in order to realize phase and phase and the mutually insulated mutually and between grounding system.
Shown in Figure 2, described vacuum circuit-breaker handcart comprises vacuum circuit-breaker 31, current transformer 33, handcart 32, lightning arrester 34, described current transformer 33 and described lightning arrester 34 are installed on described vacuum circuit-breaker 31, described vacuum circuit-breaker 31 is installed on described handcart 32, and described handcart 32 drives described vacuum circuit-breaker 31 to have moved breaking-closing operating;
Described vacuum circuit-breaker 31 comprises sealing backbone 311, insulated tension pole 312 and bracket 313, and one end of described insulated tension pole 312 is connected with described sealing backbone 311, and the other end of described insulated tension pole 312 is fixedly connected with described bracket 313;
Described handcart 32 comprises handcart frame 321 and operating mechanism 322, Strok mechanism and breaker main shaft connecting lever 323 are installed bottom described handcart frame 321, described Strok mechanism comprises the linear bearing 324 being set in parallel in described handcart frame two bottom sides, described linear bearing 324 coordinates with the cylindrical guide be arranged on bottom described vacuum circuit-breaker handcart room, pushnut 325 and breaker main shaft connecting lever 323 is provided with in the middle of described linear bearing 324, described pushnut 325 coordinates with the augering screw 326 be arranged on bottom described vacuum circuit-breaker handcart room, promote described vacuum circuit-breaker handcart to move along described cylindrical slideway, when described handcart is to midfeather 11 1 lateral movement, described vacuum circuit-breaker contacts with bus box with described line box, described vacuum circuit-breaker 31 closes a floodgate, described handcart 32 is away from midfeather one lateral movement, described vacuum circuit-breaker 31 is separated with bus box with described line box, described vacuum circuit-breaker separating brake, bottom described vacuum circuit-breaker handcart room, springlock 16 is housed, described breaker main shaft connecting lever 323 coordinates with described springlock, when described vacuum circuit-breaker handcart closes a floodgate, described main shaft connecting lever 323 withstands springlock 16, forbids that isolating switch or earthed switch operate, when described vacuum circuit-breaker is opened a sluice gate, described main shaft connecting lever 323 moves upward, described main shaft connecting lever 323 is separated with described springlock, and described springlock unlocks, and contacts the operation to described isolating switch or earthed switch.
Shown in Figure 3, described sealing backbone comprises vacuum interrupter 3111, upper conducting rod 3112a, lower conducting rod 3112b and conducting rod 3112, described upper conducting rod 3112a is connected with the two ends up and down of described vacuum interrupter 3111 are vertical with lower conducting rod 3112b, the stiff end of described upper conducting rod 3112a is fixedly connected with by screw with the upper end of described vacuum interrupter 3111, the stiff end of described lower conducting rod 3112b is connected with the lower end of described vacuum interrupter 3111, the stiff end that described conducting rod 3112 is built in described lower conducting rod 3112b can vertically move, spring watch chain fingertip 3113 is provided with between described conducting rod 3112 and described lower conducting rod 3112b, described vacuum interrupter 3111, described upper conducting rod 3112a and lower conducting rod 3112b are near the outside parcel rigid insulation cover 3116 of one end of described vacuum interrupter 3111, the lower end of described insulating case 3116 is provided with a hollow cylinder 3114, and the inner surface of described cylinder 3114 is provided with some butterfly full skirts 3115,
Described upper conducting rod 3112a and described lower conducting rod 3112b is cylindric, the outside of described upper conducting rod 3112a and described lower conducting rod 3112b is enclosed with the first insulating sleeve 314a and the second insulating sleeve 314b respectively, and described insulating sleeve extends near free end from the free end of the insulating case 3116 outside described sealing backbone 311 upwards conducting rod 3112a and lower conducting rod 3112b; Described first insulating sleeve 314a is provided with the first mounting groove 315 for installing current transformer 33 near one end of described vacuum interrupter, described second insulating sleeve 314b is provided with the second mounting groove 316 for zinc oxide surge arresters 34 near one end of described vacuum interrupter 3111;
Described insulated tension pole 312 is installed in described cylinder 3114, and the upper end of described insulated tension pole 312 is connected with described conducting rod 3112, and the lower end of described insulated tension pole 312 is fixedly connected with pad by nut with described bracket 313; The side external surface that described insulated tension pole 312 is connected with described cylinder 3114 is provided with several interior dry butterfly full skirts coordinated with described dry butterfly full skirt 3115;
Described current transformer 33 is installed in described first mounting groove 315, described lightning arrester 34 is installed in described second mounting groove 316, when described vacuum circuit-breaker 31 is in "on" position, described upper conducting rod 314a contacts with described bus contact box, described lower conducting rod 314b contacts with described line contact box, when described vacuum circuit-breaker 31 be in open a sluice gate state time, described upper conducting rod is separated with described bus contact box, described lower conducting rod 314b is separated with described line contact box, described active clapboard 13 moves downward, and ensures safety further.
Claims (6)
1. a switch cubicle vacuum circuit-breaker handcart, is characterized in that:
Described vacuum circuit-breaker handcart comprises vacuum circuit-breaker (31), current transformer (33), handcart (32), lightning arrester (34), described current transformer (33) and described lightning arrester (34) are installed on described vacuum circuit-breaker (31), described vacuum circuit-breaker (31) is installed on described handcart (32), and described handcart (32) drives described vacuum circuit-breaker (31) to have moved breaking-closing operating.
2. switch cubicle vacuum circuit-breaker handcart as claimed in claim 1, is characterized in that:
Described vacuum circuit-breaker (31) comprises sealing backbone (311), insulated tension pole (312) and bracket (313), one end of described insulated tension pole (312) is connected with described sealing backbone (311), and the other end of described insulated tension pole (312) is fixedly connected with described bracket (313).
3. switch cubicle vacuum circuit-breaker handcart as claimed in claim 2, is characterized in that:
Described sealing backbone comprises vacuum interrupter (3111), upper conducting rod (3112a), lower conducting rod (3112b) and conducting rod (3112), described upper conducting rod (3112a) is connected with the two ends up and down of described vacuum interrupter (3111) are vertical with lower conducting rod (3112b), the stiff end of described upper conducting rod (3112a) is fixedly connected with by screw with the upper end of described vacuum interrupter (3111), the stiff end of described lower conducting rod (3112b) is connected with the lower end of described vacuum interrupter (3111), the stiff end that described conducting rod (3112) is built in described lower conducting rod (3112b) can vertically move, spring watch chain fingertip (3113) is provided with between described conducting rod (3112) and described lower conducting rod (3112b), described vacuum interrupter (3111), described upper conducting rod (3112a) and lower conducting rod (3112b) are near outside parcel rigid insulation cover (3116) of one end of described vacuum interrupter (3111), the lower end of described insulating case (3116) is provided with a hollow cylinder (3114), and the inner surface of described cylinder (3114) is provided with some butterfly full skirts (3115).
4. switch cubicle vacuum circuit-breaker handcart as claimed in claim 3, is characterized in that:
Described upper conducting rod (3112a) and described lower conducting rod (3112b) are in cylindric, the outside of described upper conducting rod (3112a) and described lower conducting rod (3112b) is enclosed with the first insulating sleeve (314a) and the second insulating sleeve (314b) respectively, and described insulating sleeve extends to close free end from the free end of the insulating case (3116) in described sealing backbone (311) outside upwards conducting rod (3112a) and lower conducting rod (3112b); Described first insulating sleeve (314a) is provided with the first mounting groove (315) for installing current transformer (33) near one end of described vacuum interrupter, and described second insulating sleeve (314b) is provided with the second mounting groove (316) for zinc oxide surge arresters (34) near one end of described vacuum interrupter (3111);
Described insulated tension pole (312) is installed in described cylinder (3114), the upper end of described insulated tension pole (312) is connected with described conducting rod (3112), and the lower end of described insulated tension pole (312) is fixedly connected with pad by nut with described bracket (313); The side external surface that described insulated tension pole (312) is connected with described cylinder (3114) is provided with several interior dry butterfly full skirts coordinated with described dry butterfly full skirt (3115).
5. switch cubicle vacuum circuit-breaker handcart as claimed in claim 4, is characterized in that:
Described current transformer (33) is installed in described first mounting groove (315), and described lightning arrester (34) is installed in described second mounting groove (316).
6. the switch cubicle vacuum circuit-breaker handcart as described in any one of claim 1 to 5, is characterized in that:
Described handcart (32) comprises handcart frame (321) and operating mechanism (322), described handcart frame (321) bottom is provided with Strok mechanism and breaker main shaft connecting lever (323), described Strok mechanism comprises the linear bearing (324) being set in parallel in described handcart frame two bottom sides, and described linear bearing (324) coordinates with the cylindrical guide being arranged on described vacuum circuit-breaker handcart room (30) bottom;
Pushnut (325) and breaker main shaft connecting lever (323) is provided with between the linear bearing (324) of described handcart frame (321) bottom, described pushnut (325) coordinates with the augering screw (326) be arranged on bottom described vacuum circuit-breaker handcart room, promote described vacuum circuit-breaker handcart to move along described cylindrical slideway, control contacting to be connected and to disconnect and isolating of described upper conducting rod (3112a) and described lower conducting rod (3112b) and described cable incoming-outgoing wire system and bus-bar system;
Springlock (17) is housed bottom described vacuum circuit-breaker handcart room, and described breaker main shaft connecting lever (323) coordinates with described springlock (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520010191.XU CN204349316U (en) | 2015-01-05 | 2015-01-05 | A kind of switch cubicle vacuum circuit-breaker handcart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520010191.XU CN204349316U (en) | 2015-01-05 | 2015-01-05 | A kind of switch cubicle vacuum circuit-breaker handcart |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204349316U true CN204349316U (en) | 2015-05-20 |
Family
ID=53232559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520010191.XU Expired - Fee Related CN204349316U (en) | 2015-01-05 | 2015-01-05 | A kind of switch cubicle vacuum circuit-breaker handcart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204349316U (en) |
-
2015
- 2015-01-05 CN CN201520010191.XU patent/CN204349316U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150520 Termination date: 20170105 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |