CN209104670U - A kind of solid all-insulated looped network switch cabinet sealing structure - Google Patents
A kind of solid all-insulated looped network switch cabinet sealing structure Download PDFInfo
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- CN209104670U CN209104670U CN201822260967.XU CN201822260967U CN209104670U CN 209104670 U CN209104670 U CN 209104670U CN 201822260967 U CN201822260967 U CN 201822260967U CN 209104670 U CN209104670 U CN 209104670U
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- sealing structure
- mounting groove
- solid
- insulation shell
- looped network
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Abstract
The utility model discloses a kind of solid all-insulated looped network switch cabinet sealing structures, switch unit including being installed on cabinet body, switch unit includes release unit, on-load switch and outlet bottom plate, outlet bottom plate includes floor body, the on-load switch is equipped with the insulation shell of several slot mouths, the release unit lower end is correspondingly arranged on several connecting pins, by the way that the first sealing structure is arranged between the connecting pin of breaker and the slot mouth of insulation shell, realize the sealed connection of connecting pin and socket slot, and, by being provided with second seals structure between floor body and insulation shell, realize the sealed connection of insulation shell and floor body, to prevent that insulating gas leakage phenomenon occurs in the installation junction of on-load switch and release unit and/or outlet bottom plate, guarantee the leakproofness of on-load switch, insulating properties and safety , promote the structural stability and operational safety of loop-network switch cabinet.
Description
Technical field
The utility model relates to ring network cabinet technical fields, and in particular to a kind of solid all-insulated looped network switch cabinet sealing knot
Structure.
Background technique
Loop-network switch cabinet is generally divided into air insulation and SF6 insulation two types, is used for division load current, cut-offs short circuit
Electric current and no-load transformer electric current play control and protective effect to overhead transmission line, cable run and electrical equipment, are that looped network supplies
The important switchgear of electricity and terminal power supply.
Now most popular on the market is SF6 (sulfur hexafluoride gas) insulation loop-network switch cabinet, due to sulfur hexafluoride
The dielectric level of gas is higher, has good arc extinction performance, can reduce the manufacturing cost of loop-network switch cabinet.Existing looped network is opened
Close cabinet mainly include cabinet body, and by breaker and on-load switch combine installation switch unit, and for drive breaker with
On-load switch on-off opens the operating mechanism in circuit, wherein on-load switch upper end together with assembling circuit breaker, lower end with go out
Line apparatus is installed together, then sulfur hexafluoride gas is injected into on-load switch, plays the role of sealed insulation, with enhancing structure
Stability and safety.But the switch unit of existing composite structure actual installation and in use, on-load switch both ends installation
Face is larger, and often there are gaps between on-load switch and breaker and termination, and it is existing to be easy to happen gas micro-leakage
As, thus can not leakproofness between reliable guarantee on-load switch and breaker and termination, influence the exhausted of loop-network switch cabinet
Edge performance and security performance, and increase design difficulty.
Utility model content
Therefore, the technical problem to be solved by the present invention is to overcome the on-load switch of loop-network switch cabinet in the prior art
There are gaps between breaker and termination, are easy to happen gas micro-leakage phenomenon, leakproofness is poor, influences loop networks switch
The problem of insulation performance and security performance of cabinet, avoids sending out between on-load switch and breaker and termination to provide one kind
Raw gas leakage, good airproof performance guarantee the solid all-insulated looped network switch cabinet sealing structure of product insulation performance and security performance.
In order to solve the above technical problems, the utility model provides a kind of solid all-insulated looped network switch cabinet sealing structure, packet
Include cabinet body and be installed on the intracorporal switch unit of the cabinet, the switch unit include from top to bottom successively be detachably connected it is disconnected
Road device device, on-load switch and outlet bottom plate, the on-load switch include insulation shell and the setting that insulating gas is marked in it
In the intracorporal switch block of insulation shell, the insulation shell upper end is provided with several slot mouths, the release unit lower end pair
Several connecting pins for being adapted to connection with the slot mouth should be provided with, are provided with first between the connecting pin and the slot mouth
Sealing structure；The outlet bottom plate includes floor body and is cooperatively connected on the floor body with the switch block
Plug construction, is provided with second seals structure between the floor body and the insulation shell, the insulation shell passes through institute
The first sealing structure and second seals structure is stated to keep being tightly connected with the release unit and outlet bottom plate respectively.
As a preferred embodiment, the slot mouth and connecting pin respectively correspond rounded structure, the first sealing knot
Structure include be set to the slot mouth bottom margin annular groove and the circular seal ring being inlaid in the annular groove, it is described close
Seal is squeezed press contacts when the connecting pin is packed into the slot mouth.
As a preferred embodiment, the end sleeve of the connecting pin is equipped with sealing shroud.
As a preferred embodiment, the second seals structure includes setting along the mounting surface contour edge of the floor body
The lower mounting groove set, and setting is in the insulation shell bottom surface and upper mounting groove corresponding with the lower mounting groove, and
With the gasket structure being embedded between the upper mounting groove and lower mounting groove, the gasket structure in the upper mounting groove and
It is compressed when lower mounting groove is coupled by sealing.
As a preferred embodiment, described upper mounting groove and lower mounting groove and gasket structure difference are square-shaped.
As a preferred embodiment, the upper mounting groove and the lower mounting groove by line style groove and are arranged at intervals on institute
State multiple annular grooves composition on line style groove.
As a preferred embodiment, the gasket structure is integrally formed by rubber material comprising recessed with the annular
The air ring that slot matches.
As a preferred embodiment, the sealing ring and the sealing shroud are integrally formed by rubber material.
As a preferred embodiment, the plug construction includes that three cylindricalitys being vertically installed on the floor body are inserted
Head.
The above-mentioned technical proposal of the utility model has the advantage that compared with prior art
1. switch unit is filled by breaker in solid all-insulated looped network switch cabinet sealing structure provided by the utility model
Set, on-load switch and outlet bottom plate are successively installed, insulating gas is marked in the insulation shell of on-load switch, by open circuit
First sealing structure is set between the connecting pin of device and the slot mouth of insulation shell, realizes that the sealing of connecting pin and socket slot connects
It connects, and, by being provided with second seals structure between floor body and insulation shell, realize insulation shell and floor body
Sealed connection make on-load switch and release unit and outlet bottom plate that sealing installation be kept to imitate respectively using the technical program
Fruit blocks isolation joint gap, to prevent from sending out in the installation junction of on-load switch and release unit and/or outlet bottom plate
Raw insulating gas leakage phenomenon, guarantees that the leakproofness, insulating properties and safety of on-load switch, the structure for promoting loop-network switch cabinet are steady
Qualitative and operational safety.
2. in solid all-insulated looped network switch cabinet sealing structure provided by the utility model, first sealing structure includes
It is set to the annular groove of slot mouth bottom margin and the circular seal ring being inlaid in annular groove, and is arranged in the end of connecting pin
There is sealing shroud, this structure setting can squeeze the contact sealing ring when the connecting pin is packed into the slot mouth, make to seal
Set is mutually closely pressed together on together with sealing ring, cooperates closer, elimination joint gap, between realization connecting pin and slot mouth
It is tightly connected, prevents insulating gas from leaking out from the slot mouth of insulation shell, rationally, cooperation is reliable for design, and enhancing installation is stablized
Property.
3. in solid all-insulated looped network switch cabinet sealing structure provided by the utility model, the second seals structure includes
It is set to the lower mounting groove of floor body mounting surface, and is correspondingly arranged at the upper mounting groove of insulation shell bottom surface, under described
Mounting groove is compressed along the edge profile design of mounting surface when gasket structure is sealed between upper mounting groove and lower mounting groove
When, it realizes and connection is fully sealed between insulation shell bottom surface and floor body mounting surface, prevent edge of the gas from mounting surface
It leaks out, sealing effect is good, securely and reliably.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described.
Fig. 1 is the perspective view of the solid all-insulated looped network switch cabinet sealing structure of the utility model；
Fig. 2 is the structural schematic diagram of the on-load switch of the utility model；
Fig. 3 is the schematic diagram of the section structure of the release unit of the utility model；
Fig. 4 is the schematic perspective view of the outlet bottom plate of the utility model, specifically shown lower mounting groove；
Fig. 5 is the bottom surface structure schematic diagram of the on-load switch of the utility model, specifically shown upper mounting groove；
Fig. 6 is the structural schematic diagram of the gasket structure of the utility model；
Description of symbols: 1- release unit, the connecting pin 11-, 2- on-load switch, 21- insulation shell, 22- slot mouth,
3- outlet bottom plate, 31- floor body, 32- plug construction, 41- annular groove, 42- sealing shroud, mounting groove under 51- are installed on 52-
Slot, 53- gasket structure, 530- air ring, 6- cabinet body.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment 1
The utility model provides a kind of solid all-insulated looped network switch cabinet sealing structure as shown in figures 1 to 6, including cabinet body and
It is installed on the intracorporal switch unit of the cabinet, the switch unit includes the release unit being from top to bottom successively detachably connected
1, on-load switch 2 and outlet bottom plate 3, the on-load switch 2 include being marked with the insulation shell 21 of insulating gas in it and being set to
The intracorporal switch block of insulation shell, 21 upper end of insulation shell are provided with several slot mouths 22,1 lower end of release unit
Several connecting pins 11 that connection is adapted to the slot mouth 22 are correspondingly arranged on, between the connecting pin 11 and the slot mouth 22
It is provided with the first sealing structure；The outlet bottom plate 3 includes floor body 31 and is set on the floor body and the switch
The plug construction 32 that component is cooperatively connected, is provided with the second sealing knot between the floor body 31 and the insulation shell 21
Structure, the insulation shell 21 pass through first sealing structure and second seals structure and the release unit 1 and outlet bottom
Plate 3 keeps being tightly connected.
Above embodiment is the core technology scheme of the present embodiment, and the switch unit is opened by release unit 1, load
Pass 2 and outlet bottom plate 3 are successively installed, and insulating gas are marked in the insulation shell 21 of on-load switch 2, by filling in breaker
It sets and the first sealing structure is set between 2 connecting pin and the slot mouth of insulation shell 21, realize the sealing of connecting pin and socket slot
Connection, and, by being provided with second seals structure between floor body 31 and insulation shell 21, realize insulation shell and bottom
The sealed connection of plate main body makes to protect respectively between on-load switch 2 and release unit 1 and outlet bottom plate 3 using the technical program
It holds sealing installation effect, blocks isolation joint gap, to prevent in on-load switch and release unit and/or outlet bottom plate
Junction is installed, insulating gas leakage phenomenon occurs, guarantee the leakproofness, insulating properties and safety of on-load switch, promoted looped network and open
Close the structural stability and operational safety of cabinet.
It elaborates below with reference to the specific set-up mode of Fig. 1-3 pairs of first sealing structures:
The slot mouth 22 and connecting pin 11 respectively correspond rounded structure, and first sealing structure includes being set to institute
State annular groove 41 and the circular seal ring being inlaid in the annular groove 41 and the connecting pin of 22 bottom margin of slot mouth
11 end sleeve is equipped with sealing shroud 42, and this structure setting can be squeezed when the connecting pin 11 is packed into the slot mouth 22 and be connect
The sealing ring is touched, is closely pressed together on sealing shroud mutually with sealing ring together, cooperates closer, realization self sealing action, envelope
The joint gap between the connecting pin 11 and slot mouth 22 is blocked up, the sealed connection between connecting pin and slot mouth is realized, prevents
Insulating gas leaks from the slot mouth of insulation shell, and rationally, cooperation is reliable for design, enhances mounting stability.
It elaborates below with reference to the specific set-up mode of Fig. 4-6 pairs of second seals structures:
The second seals structure includes the lower mounting groove 51 being arranged along the mounting surface contour edge of the floor body 31,
With setting in 21 bottom surface of insulation shell and upper mounting groove 52 corresponding with the lower mounting groove 51, and matching are embedded
Gasket structure 53 between the upper mounting groove 52 and lower mounting groove 51, according to the lower mounting groove 51 along the edge of mounting surface
Profile design, the gasket structure 53 are compressed when the upper mounting groove 52 and lower mounting groove 51 are coupled by sealing, real
Connection is fully sealed between existing 31 mounting surface of 21 bottom surface of insulation shell and floor body, prevents gas from the side of the two mounting surface
Edge leaks out, and sealing effect is good, securely and reliably.
As a kind of specific set-up mode, the upper mounting groove 52, lower mounting groove 51 and gasket structure 53 are respectively in side
Shape, to can be surrounded the mounting surface edge seal of floor body by gasket structure 53, the upper mounting groove 52 and institute
It states lower mounting groove 51 to be made of line style groove and the multiple annular grooves being arranged at intervals on the line style groove, the sealing
Mat structure 53 includes the air ring 530 to match with the annular groove, is entrenched in air ring correspondence in annular groove, seals
Effect is good, enhances mounting structure stability, guarantees the leakproofness between on-load switch 2 and outlet bottom plate 3.
In the present embodiment, the gasket structure 53, the sealing ring and the sealing shroud 42 are by rubber material one
It is body formed, have many advantages, such as light weight, self sealing action, frictional resistance very little, size normalised, structure is simple, easy for installation.
As described in Figure 4, the plug construction 32 includes three cylindrical plugs being vertically installed on the floor body 31,
In three cylindrical plugs insertion insulation shells 21 can connection switch component, switch block is by contact mechanism, conductive terminal, arc extinguishing knot
The components such as structure composition is connected with conductive terminal by plug construction 32 and is connected with the route for realizing on-load switch and outlet bottom plate,
It is installed between the on-load switch 2 and outlet bottom plate 3 using plug-in type, easy for installation, cooperation is reliable.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes among the protection scope created still in the utility model.
Claims (9)
1. a kind of solid all-insulated looped network switch cabinet sealing structure, including cabinet body and it is installed on the intracorporal switch unit of the cabinet,
It is characterized by: the switch unit includes the release unit (1) being from top to bottom successively detachably connected, on-load switch (2)
With outlet bottom plate (3), the on-load switch (2) includes being marked with the insulation shell (21) of insulating gas in it and being set to insulation shell
Intracorporal switch block, insulation shell (21) upper end are provided with several slot mouths (22), release unit (1) lower end
It is correspondingly arranged on several connecting pins (11) that connection is adapted to the slot mouth (22), the connecting pin (11) and the slot mouth
(22) the first sealing structure is provided between；The outlet bottom plate (3) include floor body (31) and be set to the floor body
The upper plug construction (32) being cooperatively connected with the switch block, between the floor body (31) and the insulation shell (21)
It is provided with second seals structure, the insulation shell (21) is broken by first sealing structure and second seals structure with described
Road device device and outlet bottom plate keep being tightly connected.
2. solid all-insulated looped network switch cabinet sealing structure according to claim 1, it is characterised in that: the slot mouth
(22) and connecting pin (11) respectively correspond rounded structure, and first sealing structure includes being set to slot mouth (22) bottom
The annular groove (41) at portion edge and the circular seal ring being inlaid in the annular groove (41), the sealing ring is in the connecting pin
(11) press contacts are squeezed when being packed into slot mouth (22).
3. solid all-insulated looped network switch cabinet sealing structure according to claim 2, it is characterised in that: the connecting pin
(11) end sleeve is equipped with sealing shroud (42).
4. solid all-insulated looped network switch cabinet sealing structure according to claim 1, it is characterised in that: second sealing
Structure includes the lower mounting groove (51) being arranged along the mounting surface contour edge of the floor body (31), and is arranged in the insulation
Shell (21) bottom surface and upper mounting groove (52) corresponding with lower mounting groove (51), and matching are embedded in the upper installation
Gasket structure (53) between slot (52) and lower mounting groove (51), the gasket structure (53) is in the upper mounting groove (52)
It is compressed when being coupled with lower mounting groove (51) by sealing.
5. solid all-insulated looped network switch cabinet sealing structure according to claim 4, it is characterised in that: the upper mounting groove
(52), lower mounting groove (51) and gasket structure (53) are square-shaped respectively.
6. solid all-insulated looped network switch cabinet sealing structure according to claim 5, it is characterised in that: the upper mounting groove
(52) and the lower mounting groove (51) is by line style groove and the multiple annular groove groups being arranged at intervals on the line style groove
At.
7. solid all-insulated looped network switch cabinet sealing structure according to claim 6, it is characterised in that: the gasket knot
Structure (53) is integrally formed by rubber material comprising the air ring (530) to match with the annular groove.
8. solid all-insulated looped network switch cabinet sealing structure according to claim 3, it is characterised in that: the sealing ring and
The sealing shroud (42) is integrally formed by rubber material.
9. solid all-insulated looped network switch cabinet sealing structure according to claim 1, it is characterised in that: the plug construction
It (32) include three cylindrical plugs being vertically installed on the floor body (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822260967.XU CN209104670U (en) | 2018-12-30 | 2018-12-30 | A kind of solid all-insulated looped network switch cabinet sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822260967.XU CN209104670U (en) | 2018-12-30 | 2018-12-30 | A kind of solid all-insulated looped network switch cabinet sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209104670U true CN209104670U (en) | 2019-07-12 |
Family
ID=67163671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822260967.XU Active CN209104670U (en) | 2018-12-30 | 2018-12-30 | A kind of solid all-insulated looped network switch cabinet sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209104670U (en) |
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2018
- 2018-12-30 CN CN201822260967.XU patent/CN209104670U/en active Active
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