CN202423057U - Isolating switch device - Google Patents
Isolating switch device Download PDFInfo
- Publication number
- CN202423057U CN202423057U CN2011205542253U CN201120554225U CN202423057U CN 202423057 U CN202423057 U CN 202423057U CN 2011205542253 U CN2011205542253 U CN 2011205542253U CN 201120554225 U CN201120554225 U CN 201120554225U CN 202423057 U CN202423057 U CN 202423057U
- Authority
- CN
- China
- Prior art keywords
- switch device
- cover plate
- cover
- case
- isolating switch
- 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.)
- Expired - Lifetime
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Abstract
The utility model relates to an isolating switch device. The isolating switch device comprises a device casing. The isolating switch device is characterized in that a base is arranged in the device casing; a static contact bridge is arranged on the base; and a cover is sleeved on the static contact bridge. Meanwhile, a socket is arranged at the bottom of the cover; and a cover plate is arranged at the top end of the cover. In addition, a contact support assembly is arranged on one side of the cover plate; and an interlocking piece is arranged on the other side of the cover plate. Therefore, the cover and the contact support assembly form an isolating module; a main circuit of the isolating module is allowed to be connected and then an auxiliary circuit is connected, a body power supply is connected and an electromagnetic iron coil is energized; and after a body main circuit is closed, the switch normally works. Therefore, the auxiliary circuit is broken off, so that the breaking of the body power supply and no power of the electromagnet are ensured, and further the main circuit of the isolating module is broken off after the main circuit of the main body is broken off and the safety is achieved; and in addition, the isolating switch device is very convenient to operate.
Description
Technical field
The utility model relates to a kind of switching device, relates in particular to a kind of isolation switch device.
Background technology
Control well combines together with the function of protection switch electrical equipment (CPS) with circuit breaker, contactor, thermal relay; Reasonable coordination the work that cooperates of each apportion appliance component protective feature, control characteristic; The control of instead conventional motors is used, and also can be widely used in occasions such as automation centralized control system and Fieldbus Based dcs.
Isolating switch is a kind of switchgear that does not have arc-control device, mainly is used for breaking off the circuit of zero load electric current, and insulating power supply has tangible cut-off point when gate-dividing state, to guarantee the safety inspection of other electric equipments.When "on" position, can pass through normal duty electric current and short-circuit current reliably.Because of it does not have special arc-control device, can not cut off load current and short circuit current.Therefore, isolating switch can only be operated under the situation that circuit has been broken off by circuit breaker, forbids on-load to be operated, in order to avoid cause serious equipment and personal injury.
There is the inconvenience of the risk and the operability of fail safe in traditional isolation module.Must break off the body major loop earlier,, directly unplug isolation module, can cause electric arc burn as not breaking off.Very strict to operational norm and sequence requirement, careless slightly meeting leads to serious consequence.
The utility model content
The purpose of the utility model is exactly the problems referred to above that exist in the prior art in order to solve, and a kind of isolation switch device is provided.
The purpose of the utility model realizes through following technical scheme:
Isolation switch device includes crust of the device, wherein: be provided with base in the described crust of the device; Described base is provided with the stationary contact bridge; Be arranged with case on the described stationary contact bridge, said case bottom is provided with socket, and said case top is provided with cover plate; One side of said cover plate is provided with the contact supporting assembly, and the opposite side of said cover plate is provided with locking part.
Further, above-mentioned isolation switch device, wherein: described contact supporting assembly includes receiver, is provided with elastic parts in the described receiver, and described elastic parts top is provided with contact.
Further, above-mentioned isolation switch device, wherein: described elastic parts is a spring.
Again further, above-mentioned isolation switch device, wherein: described case sidewall is provided with slotted eye.
The advantage of the utility model technical scheme is mainly reflected in: case and contact supporting assembly constitute isolation module, let the major loop of isolation module connect earlier, auxiliary then the connection; The body power connection; Electromagnet coil power, the body major loop closes, the switch operate as normal.Thus, adopt and auxiliaryly to break off earlier, guarantee that the body power supply breaks off and electromagnet does not have electricity, and then after guaranteeing that the main body major loop breaks off, break off the major loop of isolation module again, reaching fail safe, and operation is quite convenient.
Description of drawings
The purpose of the utility model, advantage and characteristics will illustrate through the non-limitative illustration of following preferred embodiment and explain.These embodiment only are the prominent examples of using the utility model technical scheme, and all technical schemes of taking to be equal to replacement or equivalent transformation and forming all drop within the scope of the utility model requirement protection.In the middle of these accompanying drawings,
Fig. 1 is the unitary construction sketch map of isolation switch device;
Fig. 2 is that contact flicks the auxiliary work sketch map that breaks off in back;
Fig. 3 is that case is mentioned the work sketch map that the back major loop breaks off;
Fig. 4 is the work sketch map that isolation switch device breaks off fully.
Embodiment
Isolation switch device shown in Fig. 1～4 includes crust of the device 1, and its unusual part is: be provided with base 2 in the crust of the device 1 that the utility model adopts.Specifically, base 2 is provided with stationary contact bridge 3.And, on stationary contact bridge 3, be arranged with case 4.Simultaneously, case 4 bottoms are provided with socket 5, and case 4 tops are provided with cover plate 6.As shown in Figure 1, a side of cover plate 6 is provided with contact 9 supporting assemblies, and the opposite side of cover plate 6 is provided with locking part 7.
With regard to the utility model one preferred implementation, consider and to realize the effect that postpones to link that contact 9 supporting assemblies that the utility model adopts include receiver 8.Specifically, be provided with elastic parts in this receiver 8, and the elastic parts top is provided with contact 9.Moreover, consider upspringing smoothly of contact 9, elastic parts is a spring 10.
Actual operating position in conjunction with the utility model: comprise and resolve open procedure and close process.
The disconnection process: as shown in Figure 2, slip off locking part 7 to the right, mention cover plate 6 (slight feel is arranged when just pulling up), at first the contact 9 of auxiliary contact 9 supporting assemblies is upspring earlier, realizes auxiliary the disconnection.Simultaneously, be accompanied by auxiliary the disconnection, this moment, the body power supply also broke off thereupon, and electromagnet coil will not have electricity yet, and then guarantee that body cuts off the power supply.
Then, as shown in Figure 3, continue to mention cover plate 6, when the stroke of cover plate 6 and case 4 reached terminal point, socket 5 was along with case 4 upwards is raised together, and the major loop of isolation module breaks off then.And the cover plate 6 of mentioning can be inserted into case 4, and case 4 sidewall grooved holes are specialized in the position that locking part 7 inserts, and so far whole disconnection process is accomplished, and each position component relation is as shown in Figure 4.
The process of closing: remove locking part 7 to the right, press lower cover 6, socket 5 and stationary contact bridge 3 contact earlier in this process.Afterwards, continue to press lower cover 6, with auxiliary contact 9 supporting assemblies by on earth.Then, be moved to the left locking part 7, block case 4, it can not be mentioned.
Realize auxiliary function of closing this moment, the energising of body power supply, electromagnet coil power then, the body major loop closes, the switch operate as normal.
Can find out that through above-mentioned character express behind employing the utility model, case and contact supporting assembly constitute isolation module; Let the major loop of isolation module connect earlier, auxiliary then connection, body power connection; Electromagnet coil power, the body major loop closes, the switch operate as normal.Thus, adopt and auxiliaryly to break off earlier, guarantee that the body power supply breaks off and electromagnet does not have electricity, and then after guaranteeing that the main body major loop breaks off, break off the major loop of isolation module again, reaching fail safe, and operation is quite convenient.
Claims (4)
1. isolation switch device includes crust of the device, it is characterized in that: be provided with base in the described crust of the device; Described base is provided with the stationary contact bridge; Be arranged with case on the described stationary contact bridge, said case bottom is provided with socket, and said case top is provided with cover plate; One side of said cover plate is provided with the contact supporting assembly, and the opposite side of said cover plate is provided with locking part.
2. isolation switch device according to claim 1 is characterized in that: described contact supporting assembly includes receiver, is provided with elastic parts in the described receiver, and described elastic parts top is provided with contact.
3. isolation switch device according to claim 2 is characterized in that: described elastic parts is a spring.
4. isolation switch device according to claim 1 is characterized in that: described case sidewall is provided with slotted eye.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205542253U CN202423057U (en) | 2011-12-27 | 2011-12-27 | Isolating switch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205542253U CN202423057U (en) | 2011-12-27 | 2011-12-27 | Isolating switch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202423057U true CN202423057U (en) | 2012-09-05 |
Family
ID=46747793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205542253U Expired - Lifetime CN202423057U (en) | 2011-12-27 | 2011-12-27 | Isolating switch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202423057U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103187186A (en) * | 2011-12-27 | 2013-07-03 | 苏州万龙电气集团股份有限公司 | Isolation switch device |
| CN105225881A (en) * | 2015-10-19 | 2016-01-06 | 夏烬楚 | For the isolating switch anti-error system of 110kV electrical network |
| CN105390327A (en) * | 2015-10-19 | 2016-03-09 | 夏烬楚 | Isolating switch error control preventing method for 110kV power grid |
-
2011
- 2011-12-27 CN CN2011205542253U patent/CN202423057U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103187186A (en) * | 2011-12-27 | 2013-07-03 | 苏州万龙电气集团股份有限公司 | Isolation switch device |
| CN103187186B (en) * | 2011-12-27 | 2016-04-27 | 苏州万龙电气集团股份有限公司 | A kind of isolation switch device |
| CN105225881A (en) * | 2015-10-19 | 2016-01-06 | 夏烬楚 | For the isolating switch anti-error system of 110kV electrical network |
| CN105390327A (en) * | 2015-10-19 | 2016-03-09 | 夏烬楚 | Isolating switch error control preventing method for 110kV power grid |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120905 |