CN212062268U - Combined component of solid-sealed polar pole and isolating switch and inflatable cabinet applying combined component - Google Patents
Combined component of solid-sealed polar pole and isolating switch and inflatable cabinet applying combined component Download PDFInfo
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- CN212062268U CN212062268U CN202020681396.1U CN202020681396U CN212062268U CN 212062268 U CN212062268 U CN 212062268U CN 202020681396 U CN202020681396 U CN 202020681396U CN 212062268 U CN212062268 U CN 212062268U
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Abstract
The utility model discloses an gu seal utmost point post and isolator's modular component and use its aerify cabinet, which comprises a base frame, gu seal utmost point post and isolator, gu seal utmost point post setting at the bed frame, gu be provided with the static contact that opens circuit and the moving contact that opens circuit on sealing utmost point post, the moving contact that opens circuit can with the contact of the static contact that opens circuit or separate in order to realize the closure or the disconnection of solid utmost point post, isolator is including keeping apart static contact and isolation moving contact, keep apart the static contact setting on gu sealing utmost point post and with the static contact that opens circuit or the moving contact that opens circuit electrically conductive connection, keep apart the moving contact activity and set up on the bed frame, keep apart the moving contact can with keep apart static contact or separation in order to realize isolator's closure or disconnection.
Description
Technical Field
The utility model relates to an electrical component, in particular to gu seal utmost point post and isolator's built-up part and use its aerify cabinet.
Background
The circuit breaker plays important control, guard action in electric power system, and solid utmost point post is the important component of circuit breaker, and isolator is also the important component of electric power system, in the past gu seal between utmost point post and the isolator to be the components of a whole that divide the body to set up, isolator's isolation static contact is again through electrically conductive female arranging with solid the stationary contact and the moving contact that opens circuit of sealing utmost point post and being connected, however, traditional solid seal utmost point post and isolator's arrangement structure leads to the overall arrangement not compact enough, occupies great space.
Furthermore, the inflatable cabinet is a new generation of switch equipment, needs to have the characteristics of compact structure, flexible operation, reliable interlocking and the like, along with the development of science and technology, the miniaturization development trend of the inflatable cabinet product is more obvious, so that the limited space in the cabinet is further reduced, the requirement for further simplification and optimization of switch components in the cabinet is certainly met, and the traditional arrangement structure of the solid-sealed polar pole and the isolating switch is obviously not in accordance with the requirement of the inflatable cabinet.
And along with the constantly promotion of market demand, the development of the big capacity of aerifing the cabinet has become the normality, new problem has been aroused again in the constantly increase of circular telegram electric current, along with the constantly promotion of operating current, the heat dissipation capacity under its the same resistance also risees thereupon, nevertheless because aerify cabinet air box be closed box structure, it lacks the convection heat dissipation effect with the outside air, its difficult meeting is more and more high heat dissipation demand, thereby can influence parts such as isolator above that, lead to the overheated condition to appear, thereby make the material melt or the fracture, influence the operation.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an it seals utmost point post and isolator's built-up components admittedly, the structure is compacter, occupies littleer volume.
The utility model also provides an aerify cabinet utilizes the built-up components who seals utmost point post and isolator admittedly for aerify cabinet inner space and can reduce, the structure is compacter.
According to the utility model discloses a solid combined part who seals utmost point post and isolator of first aspect embodiment, include: a base frame; the solid-sealed polar pole is arranged on the base frame, a breaking static contact and a breaking moving contact are arranged on the solid-sealed polar pole, and the breaking moving contact can be in contact with or separated from the breaking static contact to realize the closing or opening of the solid-sealed polar pole; the isolating switch comprises an isolating fixed contact and an isolating moving contact, the isolating fixed contact is arranged on the solid-sealed pole and is in conductive connection with the open-circuit fixed contact or the open-circuit moving contact, the isolating moving contact is movably arranged on the base frame, and the isolating moving contact can be in contact with or separated from the isolating fixed contact to realize the closing or opening of the isolating switch.
According to the utility model discloses gu seal utmost point post and isolator's built-up components has following beneficial effect at least:
the utility model discloses gu seal utmost point post and isolator's modular component, isolator's isolation static contact setting is on gu sealing utmost point post and with the static contact that opens circuit or the moving contact conductive connection that opens circuit, realize isolator's closed action, then will keep apart the moving contact and remove be close to gu seal utmost point post and keep apart the static contact can, this project organization is compacter, occupies littleer volume.
According to some embodiments of the utility model, gu seal utmost point post still including insulating utmost point post shell and the transmission parts that opens circuit, be provided with the explosion chamber in the utmost point post shell, the static contact that opens circuit sets up on the utmost point post shell and the static contact that opens circuit extends to in the explosion chamber, the moving contact activity that opens circuit sets up on the utmost point post shell and the moving contact that opens circuit extends to in the explosion chamber, the transmission parts that opens circuit with the moving contact that opens circuit is connected can order about when receiving the application of force the moving contact that opens circuit in the explosion chamber with the static contact or the separation that opens circuit, it sets up to keep apart the static contact on the utmost point post shell.
According to the utility model discloses a some embodiments, gu seal utmost point post and still include the flexible connector, the one end of flexible connector with the moving contact that opens circuit is connected, the other end of flexible connector with keep apart the static contact and connect.
According to the utility model discloses a some embodiments, be provided with the mounting hole on the utmost point post shell, keep apart the static contact setting and be in mounting hole department, keep apart the static contact with be provided with limit structure between the mounting hole of utmost point post shell.
According to some embodiments of the utility model, limit structure includes fixture block and draw-in groove, the fixture block with the draw-in groove, one of them sets up on the inside wall of mounting hole, another setting is in keep apart on the lateral wall of static contact.
According to some embodiments of the utility model, utmost point post shell is pour the shaping and is wrapped up in the part keep apart on the static contact.
According to some embodiments of the utility model, utmost point post shell is the epoxy material.
According to some embodiments of the utility model, gu seal utmost point post for the bar, gu seal utmost point post and erect the setting and be in on the bed frame.
According to the utility model discloses a some embodiments, be provided with the cavity in the utmost point post shell, be provided with the air intake and the air outlet that the homoenergetic can communicate cavity and external respectively on the utmost point post shell, the air outlet sets up keep apart the below of static contact.
According to the utility model discloses aerify cabinet of second aspect embodiment, including the combined part of the solid utmost point post that seals who discloses of any above-mentioned embodiment and isolator.
According to the utility model discloses aerify cabinet has following beneficial effect at least:
the utility model discloses an aerify cabinet utilizes the built-up part who seals utmost point post admittedly and isolator to realize the electrically conductive connection between part and the part for aerify cabinet inner space and can reduce, the structure is compacter.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a side view of a combined component of an embedded pole and a disconnecting switch according to an embodiment of the present invention;
fig. 2 is a side view of the embedded pole of the combined component of the embedded pole and the isolating switch according to the embodiment of the present invention;
fig. 3 is a schematic view of a heat dissipation airflow of an embedded pole of a combined component of an embedded pole and a disconnecting switch according to an embodiment of the present invention;
fig. 4 is a side view of the isolation static contact of the combined component of the embedded pole and the isolating switch according to the embodiment of the present invention.
Reference numerals:
the pole-type solid-sealed electric arc extinguishing device comprises a base frame 100, a solid-sealed pole 200, an open-circuit static contact 210, an open-circuit moving contact 220, a pole housing 230, an open-circuit transmission part 240, an arc extinguishing chamber 250, a soft connecting piece 260, an isolating switch 300, an isolating static contact 310, an isolating moving contact 320, a mounting hole 400, a fixture block 510, a clamping groove 520, a cavity 610, an air inlet 620 and an air outlet 630.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the orientation description, such as the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., is the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplicity of description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-4, according to the embodiment of the present invention, a combined component of an embedded pole and an isolating switch, includes a base frame 100, an embedded pole 200 and an isolating switch 300, the embedded pole 200 is disposed on the base frame 100, an open-circuit static contact 210 and an open-circuit moving contact 220 are disposed on the embedded pole 200, the open-circuit moving contact 220 can contact with or separate from the open-circuit static contact 210 to close or open the embedded pole 200, the isolating switch 300 includes an isolating static contact 310 and an isolating moving contact 320, the isolating static contact 310 is disposed on the embedded pole 200 and is electrically connected to the open-circuit static contact 210 or the open-circuit moving contact 220, the isolating moving contact 320 is movably disposed on the base frame 100, and the isolating moving contact 320 can contact with or separate from the isolating static contact 310 to close or open the isolating switch 300.
Specifically, the base frame 100 may be a supporting component such as a housing applying a combined component of a solid-sealed pole and an isolating switch, the isolating moving contact 320 may be a strip and is in an insulated hinge with the base frame 100, the isolating moving contact 320 may be driven by a driving component such as a motor to rotate to be close to or away from the isolating stationary contact 310, the isolating moving contact 320 may be connected with an external electrical component, or the isolating moving contact 320 may also be slidably disposed on the base frame 100 to be slidably close to or away from the isolating stationary contact 310.
The utility model discloses gu seal utmost point post and isolator's modular component, isolator 300's isolation static contact 310 sets up on solid seal utmost point post 200 and with the static contact 210 that opens circuit or the moving contact 220 that opens circuit electrically conducts and be connected, realizes isolator 300's closed action, then will keep apart moving contact 320 and remove be close to solid seal utmost point post 200 with keep apart static contact 310 contact can, this project organization is compacter, occupies littleer volume.
In some embodiments of the utility model, gu seal utmost point post 200 still includes insulating utmost point post shell 230 and the transmission part 240 that opens circuit, be provided with explosion chamber 250 in the utmost point post shell 230, the static contact 210 that opens circuit sets up on utmost point post shell 230 and the static contact 210 that opens circuit extends to in explosion chamber 250, the activity of the moving contact 220 that opens circuit sets up on utmost point post shell 230 and the moving contact 220 that opens circuit extends to in explosion chamber 250, the transmission part 240 that opens circuit can order about the moving contact 220 that opens circuit in explosion chamber 250 with the moving contact 220 that opens circuit when being connected with receiving the application of force or separation with the static contact 210 that opens circuit, it sets up on utmost.
The arc extinguish chamber 250 can be a vacuum arc extinguish chamber 250 or an insulating oil arc extinguish chamber 250, the open-circuit moving contact 220 can be close to the contact open-circuit static contact 210 in the arc extinguish chamber 250 to realize the closing of the solid-sealed polar pole 200, and the open-circuit moving contact 220 is far away from the open-circuit static contact 210 and extinguishes the arc through the arc extinguish chamber 250 to realize the disconnection of the solid-sealed polar pole 200.
Specifically, the breaking transmission component 240 is an insulating pull rod, the insulating pull rod is connected with an external driving component, and the insulating pull rod can linearly push and pull the breaking moving contact 220 to be close to or away from the breaking static contact 210, so that a good arc extinguishing effect is achieved, or the breaking moving contact 220 can also be hinged to the pole housing 230, so that the breaking moving contact 210 is rotated to be close to.
In some embodiments of the utility model, keep apart the static contact 310 can be connected with the stationary contact 210 that opens circuit or with the moving contact 220 that opens circuit, and keep apart the static contact 310 and the embodiment that the moving contact 220 that opens circuit is connected, gu seal utmost point post 200 still includes soft connector 260, the one end of soft connector 260 is connected with the moving contact 220 that opens circuit, the other end of soft connector 260 is connected with keeping apart static contact 310, and be provided with the static contact connection base on the stationary contact 210 that opens circuit, the stationary contact 210 that opens circuit passes through the static contact connection base and is connected with outside electrical component, wherein soft connector 260 can be electrically conductive soft shell fragment, when the moving contact 220 that opens circuit moves, soft connector 260 can produce certain deformation along with the removal of moving.
In some embodiments of the utility model, as shown in fig. 3, 4, be provided with mounting hole 400 on the utmost point post shell 230, keep apart the static contact 310 and set up in mounting hole 400 department, keep apart and be provided with limit structure between the mounting hole 400 of static contact 310 and utmost point post shell 230 to the power of exerting when preventing to keep apart moving contact 320 and keeping apart the static contact 310 contact is in order to lead to keeping apart static contact 310 not hard up, makes to keep apart static contact 310 and utmost point post shell 230 and is connected more firmly.
Specifically, limit structure includes fixture block 510 and draw-in groove 520, and one of them sets up on the inside wall of mounting hole 400, and another setting is on the lateral wall of keeping apart static contact 310 the utility model discloses an in some embodiments, fixture block 510 sets up on the inside wall of mounting hole 400, and draw-in groove 520 sets up on the lateral wall of keeping apart static contact 310.
As shown in fig. 3, the terminal post housing 230 may be made of epoxy resin, the epoxy resin has good support strength and insulation performance, and meanwhile, the terminal post housing 230 may be wrapped on a part of the isolation stationary contact 310 by casting, so that the terminal post housing 230 is connected with the isolation stationary contact 310 more tightly, and meanwhile, the terminal post housing 230 wraps a part of the isolation stationary contact 310 tightly, so that two connection positions have good insulation effect, and breakdown is prevented from occurring in high voltage application.
In some embodiments of the present invention, as shown in fig. 1, 2 and 3, the embedded pole 200 is a bar shape, the embedded pole 200 is erected on the base frame 100, the embedded pole 200 in the bar shape is erected on the base frame 100, the heat dissipation airflow rises, and flows along the bar-shaped pole housing 230, so as to have a better heat dissipation effect.
And when the three-phase solid-sealed pole is applied, three combined parts of the solid-sealed pole 200 and the isolating switch 300 are arranged transversely, so that the structure is more compact.
The utility model discloses an in some embodiments, be provided with cavity 610 in the utmost point post shell 230, be provided with on the utmost point post shell 230 and all can communicate cavity 610 and external air intake 620 and air outlet 630 respectively, air outlet 630 sets up the below of keeping apart static contact 310.
When the local calorific capacity of the component of this scheme is great, the gaseous intensification of surrounding rises, high-temperature gas turns to the low temperature position, wherein bed frame 100 can be stainless steel, transmit the heat to the external world through stainless steel bed frame 100, gaseous along utmost point post shell 230 fall back, flow into in the cavity 610 from air intake 620, flow from air outlet 630 again, form local gas circulation action, the solid utmost point post 200 that seals of vertical arrangement has guaranteed whole thermal cycle's smoothness nature, the face of being hindered of air current has been reduced, air current circulation is smooth and easy, the gas that flows can be better take the heat to wall everywhere, guarantee good radiating effect.
Generally, the air flow flowing out from the air outlet 630 rises, the air outlet 630 is arranged below the isolation static contact 310, the air flow is intensively guided to the isolation static contact 310 by the air outlet 630, the air flow can better dissipate heat of the isolation static contact 310, the temperature of the isolation static contact 310 is ensured to be below the melting point of a rated conductive copper material, and the isolation static contact 310 is prevented from being adhered to the rated conductive copper material due to overheating and melting to affect the switching action.
According to the inflatable cabinet of the embodiment of the second aspect of the present invention, as shown in fig. 1, the base frame 100 may be a housing of an inflatable cabinet air box, including the combined component of the embedded pole and the isolating switch disclosed in any of the above embodiments.
The inflation cabinet is a common switch device, the main switch can be a permanent magnet mechanism vacuum circuit breaker or a spring mechanism vacuum circuit breaker, the whole cabinet is combined with a sulfur hexafluoride gas compartment by adopting air insulation, and the inflation cabinet is compact and expandable and is suitable for distribution automation. The inflatable cabinet has the characteristics of compact structure, flexible operation, reliable interlocking and the like, and can provide satisfactory technical schemes for various application occasions (particularly places with severe environment) and different user requirements. The adoption of sensing technology and the latest protective relay, together with advanced technical performance and a light and flexible assembly scheme, can completely meet different requirements of users. The inflatable cabinet is suitable for small-sized secondary substations, switching stations, box-type substations, residential districts, industrial and mining enterprises and large markets of power systems, and is particularly suitable for occasions with higher requirements on electricity consumption, such as airports, subways, railways and the like.
The utility model discloses an aerify cabinet utilizes the built-up part who seals utmost point post admittedly and isolator to realize the electrically conductive connection between part and the part for aerify cabinet inner space and can reduce, the structure is compacter.
The combined solid-sealed polar pole 200 is strip-shaped and is vertically arranged on the shell of the gas tank, a cavity 610 is arranged in the polar pole shell 230, an air inlet 620 and an air outlet 630 which can respectively communicate the cavity 610 with the outside are arranged on the polar pole shell 230, and the air outlet 630 is arranged on a heat dissipation structure below the isolation static contact 310.
The combined part setting of this design is in the gas tank, and air intake 620 and the inside intercommunication of gas tank are in order to form the distinguished and admirable, and the design of cooperation cavity 610 and air outlet 630 can form local gas circulation action in the gas tank, and the solid utmost point post 200 of sealing of vertical arrangement has guaranteed whole thermal cycle's smoothness nature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The utility model provides an gu seal utmost point post and isolator's composite member which characterized in that includes: a base frame;
the solid-sealed polar pole is arranged on the base frame, a breaking static contact and a breaking moving contact are arranged on the solid-sealed polar pole, and the breaking moving contact can be in contact with or separated from the breaking static contact to realize the closing or opening of the solid-sealed polar pole;
the isolating switch comprises an isolating fixed contact and an isolating moving contact, the isolating fixed contact is arranged on the solid-sealed pole and is in conductive connection with the open-circuit fixed contact or the open-circuit moving contact, the isolating moving contact is movably arranged on the base frame, and the isolating moving contact can be in contact with or separated from the isolating fixed contact to realize the closing or opening of the isolating switch.
2. The combination component of the embedded pole and the isolating switch as claimed in claim 1, wherein: the embedded pole further comprises an insulating pole shell and a circuit-breaking transmission component, an arc extinguish chamber is arranged in the pole shell, a circuit-breaking static contact is arranged on the pole shell and extends into the arc extinguish chamber, a circuit-breaking moving contact is movably arranged on the pole shell and extends into the arc extinguish chamber, the circuit-breaking transmission component is connected with the circuit-breaking moving contact to drive the circuit-breaking moving contact to move and to be in contact with or separated from the circuit-breaking static contact in the arc extinguish chamber when force is applied, and the isolating static contact is arranged on the pole shell.
3. The combined component of the embedded pole and the isolating switch as claimed in claim 2, wherein: the solid-sealed polar pole further comprises a soft connecting piece, one end of the soft connecting piece is connected with the open-circuit moving contact, and the other end of the soft connecting piece is connected with the isolation static contact.
4. The combined component of the embedded pole and the isolating switch as claimed in claim 2, wherein: the pole column shell is provided with a mounting hole, the isolation static contact is arranged at the mounting hole, and a limiting structure is arranged between the isolation static contact and the mounting hole of the pole column shell.
5. The combination component of the embedded pole and the isolating switch as claimed in claim 4, wherein: the limiting structure comprises a clamping block and a clamping groove, one of the clamping block and the clamping groove is arranged on the inner side wall of the mounting hole, and the other clamping block is arranged on the outer side wall of the isolation static contact.
6. The combination component of the embedded pole and the isolating switch as claimed in claim 2 or 4, wherein: and the pole shell is poured and molded and wraps part of the isolation static contact.
7. The combination component of the embedded pole and the isolating switch as claimed in claim 6, wherein: the pole shell is made of epoxy resin.
8. The combined component of the embedded pole and the isolating switch as claimed in claim 2, wherein: the solid-sealed polar pole is strip-shaped and is vertically arranged on the base frame.
9. The combination component of the embedded pole and the isolating switch as claimed in claim 8, wherein: the pole column shell is internally provided with a cavity, the pole column shell is provided with an air inlet and an air outlet which can be respectively communicated with the cavity and the outside, and the air outlet is arranged below the isolation static contact.
10. An inflatable cabinet, characterized in that it comprises a combination of the embedded pole and the isolating switch as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020681396.1U CN212062268U (en) | 2020-04-27 | 2020-04-27 | Combined component of solid-sealed polar pole and isolating switch and inflatable cabinet applying combined component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020681396.1U CN212062268U (en) | 2020-04-27 | 2020-04-27 | Combined component of solid-sealed polar pole and isolating switch and inflatable cabinet applying combined component |
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| Publication Number | Publication Date |
|---|---|
| CN212062268U true CN212062268U (en) | 2020-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020681396.1U Active CN212062268U (en) | 2020-04-27 | 2020-04-27 | Combined component of solid-sealed polar pole and isolating switch and inflatable cabinet applying combined component |
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| CN (1) | CN212062268U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118352205A (en) * | 2024-06-17 | 2024-07-16 | 浙江正泰电气科技有限公司 | Combined structure of breaker and isolating switch and switch cabinet |
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2020
- 2020-04-27 CN CN202020681396.1U patent/CN212062268U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118352205A (en) * | 2024-06-17 | 2024-07-16 | 浙江正泰电气科技有限公司 | Combined structure of breaker and isolating switch and switch cabinet |
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Address after: No.1, Hengmen Xingye West Road, Nanlang Town, Zhongshan City, Guangdong Province, 528400 Patentee after: Guangdong Mingyang Electric Co.,Ltd. Address before: No.1, Hengmen Xingye West Road, Nanlang Town, Zhongshan City, Guangdong Province, 528400 Patentee before: Guangdong Mingyang Electric Co.,Ltd. |