CN209487391U - The cannula structure and outdoor high voltage circuit breaker of outdoor high voltage circuit breaker - Google Patents
The cannula structure and outdoor high voltage circuit breaker of outdoor high voltage circuit breaker Download PDFInfo
- Publication number
- CN209487391U CN209487391U CN201920368728.8U CN201920368728U CN209487391U CN 209487391 U CN209487391 U CN 209487391U CN 201920368728 U CN201920368728 U CN 201920368728U CN 209487391 U CN209487391 U CN 209487391U
- Authority
- CN
- China
- Prior art keywords
- circuit breaker
- high voltage
- outdoor high
- voltage circuit
- cannula structure
- 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.)
- Active
Links
Abstract
The cannula structure and outdoor high voltage circuit breaker of outdoor high voltage circuit breaker.The input terminal and/or outlet terminal for mainly solving current outdoor high voltage circuit breaker are stretched out directly from shell for wiring, the problem that such structure creepage distance is shorter, safety is not high.It is characterized by: the tube body is made of isolation material, the tube body is detachably connected with the circuit breaker housing, the tube body is axially arranged with the mounting groove (11) matched with input terminal and/or outlet terminal (9) outer wall, and the tube wall is set to through-hole wall sealing cooperation.The cannula structure and outdoor high voltage circuit breaker of this practical offer outdoor high voltage circuit breaker, the casing increase creepage distance, keep breaker use safer, and increase leakproofness, protect the components of circuit breaker internal.
Description
Technical field
Originally practical to be related to high-voltage electrical appliances field, and in particular to cannula structure and the outdoor high-voltage open circuit of outdoor high voltage circuit breaker
Device.
Background technique
Outdoor high voltage circuit breaker is the control protection equipment in voltage rating 24KV, 50HZ AC three-phase high voltage distribution network.
It is mainly used for breaking, closes load current, overload current and short circuit current in power circuit.Suitable for substation and industrial and mining enterprises
Make protection in distribution system and control is used.
Currently, the input terminal and/or outlet terminal of outdoor high voltage circuit breaker on the market stretch out use directly from shell
In wiring, such structure creepage distance is shorter, safety is not high.
Utility model content
In order to overcome the shortcomings of that background technique, this practical design provide the cannula structure and open air height of outdoor high voltage circuit breaker
Voltage breaker, the input terminal and/or outlet terminal for mainly solving current outdoor high voltage circuit breaker are directly stretched out from shell
For wiring, such structure creepage distance is shorter, safety is not high problem.
Technical solution used by this is practical is:
The cannula structure of outdoor high voltage circuit breaker, including tube body and circuit breaker housing, the circuit breaker housing, which is equipped with, to be used
In inlet wire or the through-hole of outlet, the tube body is made of isolation material, and the tube body detachably connects with the circuit breaker housing
It connects, the tube body is axially arranged with the mounting groove matched with input terminal and/or outlet terminal outer wall, and the tube wall is set to
The through-hole wall sealing cooperation.
The tube wall is equipped with bulge loop, further includes fastener, and the bulge loop passes through fastener and the circuit breaker housing
Connection.
The circuit breaker housing outer wall is equipped with boss, and the through-hole is set on the boss, and the bulge loop bottom is equipped with
Groove, the boss and groove sealing cooperate.
The bottom portion of groove is equipped with the sealing ring with boss sealing cooperation.
The bulge loop bottom is additionally provided with lantern ring, and the lantern ring is withheld in the boss peripheral outer wall.
It further include pressing plate, the pressing plate presses on the bulge loop upper surface by fastener.
The bulge loop upper surface is equipped with deep gouge, and the pressing plate is pressed at the top of the deep gouge bottom and the pressing plate and is not higher by
At the top of deep gouge.
It further include flexible bezel ring, the bezel ring, is connect with the bulge loop, and the bezel ring, covers the deep gouge.
The tube body includes the first segment made of harder material and compared with second segment made of softwood matter, the first segment
It is interference fitted with the input terminal and/or outlet terminal outer wall, the second segment horn-like structure small in outer imperial palace.
Outdoor high voltage circuit breaker, the cannula structure including above-mentioned outdoor high voltage circuit breaker.
This practical beneficial effect is: this practical cannula structure for providing outdoor high voltage circuit breaker and outdoor high-voltage open circuit
Device, the casing increase creepage distance, keep breaker use safer, and increase leakproofness, protect circuit breaker internal
Components.
Detailed description of the invention
Fig. 1 is the partial schematic diagram of this practical one embodiment.
Fig. 2 is the perspective view of the explosion of the tube body of this practical one embodiment.
Fig. 3 is the stereoscopic schematic diagram of the tube body of this practical one embodiment.
Fig. 4 is the enlarged diagram in Fig. 1 at A.
Fig. 5 is a kind of stereoscopic schematic diagram of outdoor high voltage circuit breaker with this structure.
Specific embodiment
It is described further with reference to the accompanying drawing to practical: as shown, the cannula structure of outdoor high voltage circuit breaker, including
Tube body 1 and circuit breaker housing 2, the circuit breaker housing are equipped with the through-hole 21 for inlet wire or outlet, and the tube body is by exhausted
Edge material is made, and the tube body is detachably connected with the circuit breaker housing, the tube body be axially arranged with input terminal and/or
The mounting groove 11 that 9 outer wall of outlet terminal matches, the tube wall are set to through-hole wall sealing cooperation.The tube body can be with
It is connect by clamping or screw connection with circuit breaker housing, which is that input terminal and/or outlet terminal are stretched out and used, insulation
Material can be rubber, silica gel and ceramic material etc., which increases creepage distance, keep breaker use safer, and
Leakproofness is increased, the components of circuit breaker internal are protected.
It in the present embodiment, further include fastener 3 as shown, the tube wall is equipped with bulge loop 12, the bulge loop is logical
Fastener is crossed to connect with the circuit breaker housing.The fastener can be the combination of screw or bolts and nuts, which can
Think rivet nut.
In the present embodiment, as shown, the circuit breaker housing outer wall is equipped with boss 22, the through-hole is set to described
On boss, the bulge loop bottom is equipped with groove 121, and the boss and groove sealing cooperate.Reinforce leakproofness, using effect
More preferably.
In the present embodiment, as shown, the bottom portion of groove is equipped with the sealing ring 1211 with boss sealing cooperation.
Leakproofness is further strengthened, using effect is more preferably.
In the present embodiment, as shown, the bulge loop bottom is additionally provided with lantern ring 122, the lantern ring is withheld described convex
Platform peripheral outer wall.On the one hand the stability for increasing installation, on the other hand increases leakproofness.
In the present embodiment, as shown, further including pressing plate 13, the pressing plate is pressed on the bulge loop by fastener
End face.
In the present embodiment, as shown, the bulge loop upper surface is equipped with deep gouge 124, the pressing plate presses on described heavy
It is not higher by the top of trench bottom and the pressing plate at the top of deep gouge.Insulating cement or insulating part can be placed in the deep gouge to increase insulation
Effect, use are safer.
In the present embodiment, as shown, further including flexible bezel ring, 5, the bezel ring, 5 is connect with the bulge loop, institute
It states bezel ring, and covers the deep gouge.Bezel ring, inner wall and bulge loop outer wall are socketed, and guarantee whole sealing shape and safety.
In the present embodiment, as shown, the tube body includes the first segment 101 made of harder material and by compared with softwood
Second segment 102 made of matter, the first segment and the input terminal and/or 9 outer wall of outlet terminal are interference fitted, and described second
The section horn-like structure small in outer imperial palace.Both optionally, the first segment and second segment are made of silicon rubber, only
Soft or hard degree it is different, input terminal and/or outlet terminal in the prior art are equipped with connector lug 91, the second segment and wiring
Head is correspondingly arranged, and can be overturn, be bent since second segment is softer, and wiring is convenient for.
In the present embodiment, as shown, outdoor high voltage circuit breaker, the casing including such as above-mentioned outdoor high voltage circuit breaker
Structure.
In this practical description, it is to be understood that term " length ", " width ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is merely for convenience of describing originally practical and simplifies description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit practical to this
System.
In this is practical unless specifically defined or limited otherwise, term " connection ", " fixation " etc. shall be understood in a broad sense,
For example, " fixation " may be a fixed connection, it may be a detachable connection, or integral；It can be mechanical connection, be also possible to
Electrical connection；It can be directly connected, the connection inside two elements or two can also be can be indirectly connected through an intermediary
The interaction relationship of a element, unless otherwise restricted clearly.It for the ordinary skill in the art, can basis
Concrete condition understands concrete meaning of the above-mentioned term in this is practical.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In this practical description, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
The embodiment being described with reference to the drawings is exemplary, it is intended to and it is practical for explaining, and should not be understood as to this reality
Limitation.Embodiment is not construed as to this practical limitation, but any based on this practical spiritual improvements introduced, all should be
Within this practical protection scope.
Claims (10)
1. the cannula structure of outdoor high voltage circuit breaker, including tube body (1) and circuit breaker housing (2), set in the circuit breaker housing
Have for inlet wire or the through-hole of outlet (21), it is characterised in that: the tube body is made of isolation material, the tube body with it is described
Circuit breaker housing is detachably connected, and the tube body is axially arranged with the peace matched with input terminal and/or outlet terminal (9) outer wall
Tankage (11), the tube wall are set to through-hole wall sealing cooperation.
2. the cannula structure of outdoor high voltage circuit breaker according to claim 1, it is characterised in that: the tube wall is equipped with
Bulge loop (12), further includes fastener (3), and the bulge loop is connect by fastener with the circuit breaker housing.
3. the cannula structure of outdoor high voltage circuit breaker according to claim 2, it is characterised in that: outside the circuit breaker housing
Wall be equipped with boss (22), the through-hole be set to the boss on, the bulge loop bottom be equipped with groove (121), the boss with
The groove sealing cooperation.
4. the cannula structure of outdoor high voltage circuit breaker according to claim 3, it is characterised in that: the bottom portion of groove is equipped with
With the sealing ring (1211) of boss sealing cooperation.
5. the cannula structure of outdoor high voltage circuit breaker according to claim 4, it is characterised in that: the bulge loop bottom is also set
Have lantern ring (122), the lantern ring is withheld in the boss peripheral outer wall.
6. the cannula structure of outdoor high voltage circuit breaker according to claim 2, it is characterised in that: it further include pressing plate (13),
The pressing plate presses on the bulge loop upper surface by fastener.
7. the cannula structure of outdoor high voltage circuit breaker according to claim 6, it is characterised in that: the bulge loop upper surface is set
Have deep gouge (124), the pressing plate, which presses at the top of the deep gouge bottom and the pressing plate, not to be higher by the top of deep gouge.
8. the cannula structure of outdoor high voltage circuit breaker according to claim 7, it is characterised in that: further include flexible lid
Ring (5), the bezel ring, (5) connect with the bulge loop, and the bezel ring, covers the deep gouge.
9. the cannula structure of outdoor high voltage circuit breaker according to claim 1, it is characterised in that: the tube body include by compared with
First segment (101) made of hard material and compared with second segment made of softwood matter (102), the first segment and the input terminal
And/or outlet terminal (9) outer wall interference fit, the second segment horn-like structure small in outer imperial palace.
10. outdoor high voltage circuit breaker, it is characterised in that: including outdoor high-voltage open circuit as described in any one of claims 1-9
The cannula structure of device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920368728.8U CN209487391U (en) | 2019-03-22 | 2019-03-22 | The cannula structure and outdoor high voltage circuit breaker of outdoor high voltage circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920368728.8U CN209487391U (en) | 2019-03-22 | 2019-03-22 | The cannula structure and outdoor high voltage circuit breaker of outdoor high voltage circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209487391U true CN209487391U (en) | 2019-10-11 |
Family
ID=68134615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920368728.8U Active CN209487391U (en) | 2019-03-22 | 2019-03-22 | The cannula structure and outdoor high voltage circuit breaker of outdoor high voltage circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209487391U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109979779A (en) * | 2019-03-22 | 2019-07-05 | 宏秀电气有限公司 | The cannula structure and outdoor high voltage circuit breaker of outdoor high voltage circuit breaker |
-
2019
- 2019-03-22 CN CN201920368728.8U patent/CN209487391U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109979779A (en) * | 2019-03-22 | 2019-07-05 | 宏秀电气有限公司 | The cannula structure and outdoor high voltage circuit breaker of outdoor high voltage circuit breaker |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209487391U (en) | The cannula structure and outdoor high voltage circuit breaker of outdoor high voltage circuit breaker | |
| CN107546072A (en) | A kind of earth leakage protective device being easily installed with wiring | |
| CN204067175U (en) | The high-pressure vacuum switch pole of a kind of pair of leading-out terminal | |
| CN201332143Y (en) | Insulating cap for end of conducting wire | |
| CN109979779A (en) | The cannula structure and outdoor high voltage circuit breaker of outdoor high voltage circuit breaker | |
| CN205752753U (en) | The big current shielding adapter of secondary locking mechanism with handles | |
| CN104051134A (en) | Transformer outgoing line device | |
| CN203982953U (en) | A kind of novel transformer Outgoing Line Unit | |
| CN107171095A (en) | A kind of transformer cable plug-in joint | |
| JP3643077B2 (en) | Self-healing current limiter using liquid metal | |
| CN207009730U (en) | A kind of transformer cable plug-in joint | |
| CN201877384U (en) | Ceramic fuse box | |
| CN206370616U (en) | A kind of high-tension switch gear contact box | |
| CN204834325U (en) | It is single -phase indoor from taking fuse voltage transformer | |
| CN204835009U (en) | Integral type copper sheathing socket and shell structure thereof | |
| CN208674036U (en) | A kind of arc-chutes for residual current circuit breaker | |
| CN208754117U (en) | A kind of safety combined connection box for motor | |
| CN207426842U (en) | A kind of winding for electric rotating machine | |
| CN208888092U (en) | The micro- water density detection sensor of SF6 | |
| CN113472217A (en) | Outdoor high-voltage safety electricity-taking device | |
| CN205564667U (en) | Installation improvement structure is arranged to moulded case circuit breaker short circuit | |
| CN208335892U (en) | A kind of Novel measuring box insulation protective hood | |
| CN213879068U (en) | Distribution network automation boundary switch | |
| CN215600820U (en) | USB charging source distribution box | |
| CN216750716U (en) | High tension switchgear with good waterproof construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |