CN205080947U - Insulating sleeve - Google Patents
Insulating sleeve Download PDFInfo
- Publication number
- CN205080947U CN205080947U CN201520677871.7U CN201520677871U CN205080947U CN 205080947 U CN205080947 U CN 205080947U CN 201520677871 U CN201520677871 U CN 201520677871U CN 205080947 U CN205080947 U CN 205080947U
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- CN
- China
- Prior art keywords
- top flange
- insulating sleeve
- end cap
- inner conductor
- insulated tube
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses an insulating sleeve, include: the insulating tube, the internal conductor sets up in the insulating tube, insulating medium fills in the insulating tube, the bottom flange sets up on the bottom of insulating tube, and top flange, set up on the top of insulating tube. The internal conductor is the hollow structure who has inner through hole, is formed with the inside passage with outside atmosphere intercommunication among the top flange. The inner through hole of internal conductor with inside passage among top flange intercommunication and via inside passage and outside atmosphere intercommunication among the top flange. The utility model discloses in, during the heat that produces on the internal conductor can give off the outside air through the air convection fast, the heat dispersion that has improved insulating sleeve with improve the maximum current who flows through the internal conductor. In addition, because the internal conductor hollow, consequently, the manufactured materials and the manufacturing cost of internal conductor have been reduced.
Description
Technical field
The utility model relates to a kind of insulating sleeve, particularly relates to a kind of insulating sleeve for circuit breaker or transformer.
Background technology
In the prior art, the insulating sleeve for circuit breaker or transformer generally comprises insulated tube, the inner conductor inserted in described insulated tube, the SF6 gas be filled in insulated tube, be arranged on the flange in the bottom bottom insulated tube and be arranged on the top flange at insulated tube top.
In use, when there being big current to flow through inner conductor, inner conductor and the temperature of top flange be electrically connected with inner conductor will raise.Therefore, the maximum current flowing through inner conductor can be subject to the restriction of the heat dispersion of insulating sleeve.
In the prior art, inner conductor is sealed in insulated tube, keeps apart with extraneous air, and therefore, the heat dispersion of existing insulating sleeve is not good, reduces the maximum current flowing through inner conductor.
In addition, in the prior art, inner conductor is solid, and this causes the material usage manufacturing inner conductor comparatively large, and inner conductor is generally become by copper costly, and therefore, this can increase manufacturing cost.
Utility model content
The purpose of this utility model is intended at least one aspect solving the above-mentioned problems in the prior art and defect.
An object of the present utility model is to provide a kind of insulating sleeve, and it can improve the heat dispersion of insulating sleeve and improve the maximum current flowing through inner conductor.
Another object of the present utility model is to provide a kind of insulating sleeve, and it can reduce manufactured materials and manufacturing cost.
According to an aspect of the present utility model, a kind of insulating sleeve is provided, comprises: insulated tube; Inner conductor, is arranged in insulated tube; Dielectric, is filled in insulated tube; Flange in the bottom, is arranged on the bottom of insulated tube; And top flange, be arranged on the top of insulated tube.Wherein, inner conductor is the hollow structure with interior bone, is formed with the inner passage be communicated with outside atmosphere in top flange; And the interior bone of described inner conductor is communicated with the inner passage in described top flange and is communicated with outside atmosphere via the inner passage in described top flange.
According to the embodiment of an exemplary of the present utility model, top flange is formed with weatherproof package, weatherproof package is configured to: allow ambient air outside to enter in inner passage and allow hot inside air to discharge from inner passage, but stoping sleet to enter in inner passage.
According to the embodiment of another exemplary of the present utility model, weatherproof package comprises the brim of a hat shape part of the top being formed in top flange, the brim of a hat shape partial occlusion lives the outlet of inner passage, outside sleet can not be entered in inner passage, but allow air to free in and out inner passage from the below of the brim of a hat shape part.
According to the embodiment of another exemplary of the present utility model, described top flange is integral type parts.
According to the embodiment of another exemplary of the present utility model, the brim of a hat shape part in top flange is corrugated, to increase the area of dissipation of top flange.
According to the embodiment of another exemplary of the present utility model, top flange is formed with fin, to increase the area of dissipation of top flange.
According to the embodiment of another exemplary of the present utility model, top flange contacts with the top direct physical of inner conductor, to realize electrical connection between the two and hot link.
According to the embodiment of another exemplary of the present utility model, described top flange comprises: the first end cap, is arranged on the top of described insulated tube hermetically; With the second end cap, be arranged on the end face of described first end cap, wherein, the described inner passage be communicated with outside atmosphere is limited between described first end cap and described second end cap.
According to the embodiment of another exemplary of the present utility model, described inner passage comprises and is limited to the cavity between described second end cap and described first end cap and the sidepiece space with described cavity connects; And the interior bone of described inner conductor and described cavity connects, and be communicated with outside atmosphere via described sidepiece space.
According to the embodiment of another exemplary of the present utility model, the end face of described first end cap is provided with multiple isolated lug boss, described second end cap is arranged on the lug boss of described first end cap, makes the gap between described lug boss constitute described sidepiece space.
According to the embodiment of another exemplary of the present utility model, described insulating sleeve also comprises external cabling row, and described external cabling row is arranged on the end face of top flange, is suitable for being electrically connected with external conductor.
According to the embodiment of another exemplary of the present utility model, external cabling row is flat, to increase the area of dissipation of top flange.
According to the embodiment of another exemplary of the present utility model, dielectric comprises insulating gas, iknsulating liquid or both combinations.
According to the embodiment of another exemplary of the present utility model, dielectric is SF6 gas.
According to the embodiment of another exemplary of the present utility model, described insulating sleeve also comprises insulation cluster parachute, and described insulation cluster parachute is arranged on the outer wall of insulated tube.
According to the embodiment of another exemplary of the present utility model, inner conductor is medially positioned in insulated tube, and dielectric is filled in the inner space between the inwall of insulated tube and the outer surface of inner conductor.
According to the embodiment of another exemplary of the present utility model, described insulating sleeve also comprises the shielding of tubular base portion, and described tubular base portion shielding is contained in flange in the bottom, and around inner conductor.
According to the embodiment of another exemplary of the present utility model, the bottom surface of flange in the bottom is formed with groove, the edge part of tubular base portion shielding is assemblied in the groove on the bottom surface of flange in the bottom.
In foregoing individual embodiments of the present utility model, inner conductor is the hollow structure with interior bone, and the interior bone in inner conductor is communicated with outside atmosphere via the inner passage in top flange.Therefore, the heat that inner conductor produces can be dispersed in extraneous air rapidly by cross-ventilation, improves the heat dispersion of insulating sleeve and improves the maximum current flowing through inner conductor.
In addition, in foregoing individual embodiments of the present utility model, because inner conductor is hollow, therefore, manufactured materials and the manufacturing cost of inner conductor is decreased.
By the description hereinafter done the utility model with reference to accompanying drawing, other object of the present utility model and advantage will be apparent, and can help there is comprehensive understanding to the utility model.
Accompanying drawing explanation
Fig. 1 display is according to the longitudinal sectional view of the insulating sleeve of the embodiment of the first exemplary of the present utility model;
Fig. 2 shows the heat that the inner conductor of the insulating sleeve shown in Fig. 1 produces can be dispersed into schematic diagram in extraneous air rapidly by cross-ventilation;
Fig. 3 display is according to the longitudinal sectional view of the insulating sleeve of the embodiment of the second exemplary of the present utility model; With
Fig. 4 shows the heat that the inner conductor of the insulating sleeve shown in Fig. 3 produces can be dispersed into schematic diagram in extraneous air rapidly by cross-ventilation.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.In the description, same or analogous drawing reference numeral indicates same or analogous parts.The explanation of following reference accompanying drawing to the utility model execution mode is intended to make an explanation to overall utility model design of the present utility model, and not should be understood to one restriction of the present utility model.
According to general technical design of the present utility model, a kind of insulating sleeve is provided, comprises: insulated tube; Inner conductor, is arranged in insulated tube; Dielectric, is filled in insulated tube; Flange in the bottom, is arranged on the bottom of insulated tube; And top flange, be arranged on the top of insulated tube.Wherein, inner conductor is the hollow structure with interior bone, is formed with the inner passage being suitable for being communicated with the interior bone of inner conductor in top flange; And the interior bone in inner conductor is suitable for being communicated with outside atmosphere via the inner passage in top flange.
first embodiment
According to Fig. 1 and Fig. 2, the insulating sleeve according to the first embodiment of the present utility model is described below.Fig. 1 display is according to the longitudinal sectional view of the insulating sleeve of the embodiment of the first exemplary of the present utility model; The schematic diagram in extraneous air can be dispersed into rapidly by cross-ventilation with the heat that the inner conductor 110 that Fig. 2 shows the insulating sleeve shown in Fig. 1 produces.
In the embodiment of an exemplary of the present utility model, disclose a kind of insulating sleeve.As depicted in figs. 1 and 2, this insulating sleeve mainly comprises insulated tube 120, inner conductor 110, dielectric, flange in the bottom 140 and top flange 160.As depicted in figs. 1 and 2, inner conductor 110 is arranged in insulated tube 120.Dielectric is filled in insulated tube 120, and inner conductor 110 and insulated tube 120 are kept apart.Flange in the bottom 140 is arranged on the bottom of insulated tube 120.Top flange 160 is arranged on the top of insulated tube 120.
In the illustrated embodiment in which, as Fig. 1 and Fig. 2 clearly illustrates, inner conductor 110 is the hollow structures with interior bone 111, is formed with the inner passage 161 being suitable for being communicated with the interior bone 111 of inner conductor 110 in top flange 160.Like this, the interior bone 111 in inner conductor 110 can be communicated with outside atmosphere via the inner passage 161 in top flange 160.
In previous embodiment of the present utility model, inner conductor 110 is for having the hollow structure of interior bone 111, and the interior bone 111 in inner conductor 110 is communicated with outside atmosphere via the inner passage 161 in top flange 160.Therefore, as denoted by the arrows in fig. 2, the heat that inner conductor 110 produces can be dispersed in extraneous air rapidly by cross-ventilation, improves the heat dispersion of insulating sleeve and improves the maximum current flowing through inner conductor.
In addition, in previous embodiment of the present utility model, because inner conductor 110 is hollow, therefore, manufactured materials and the manufacturing cost of inner conductor is decreased.
As depicted in figs. 1 and 2, in the embodiment of an exemplary of the present utility model, top flange 160 is formed with weatherproof package, this weatherproof package is configured to: allow ambient air outside to enter in inner passage 161 and allow hot inside air to discharge from inner passage 161, but stoping sleet to enter in inner passage 161.
As depicted in figs. 1 and 2, in the illustrated embodiment in which, aforementioned weatherproof package comprises the brim of a hat shape part 162 of the top being formed in top flange 160, this the brim of a hat shape part 162 shelters from the outlet of inner passage 161, outside sleet can not be entered in inner passage 161, but allow air to free in and out inner passage 161 from the below of the brim of a hat shape part 162.
Note that the utility model is not limited to illustrated embodiment, such as, weatherproof package also can for covering breathing waterproof film in the outlet of inner passage or being mazy air duct.
In the aforementioned embodiment, the brim of a hat shape part 162 extends from the surrounding of top flange 160, not only can block sleet, and can increase the area of dissipation of top flange 160, improve radiating effect further.
Although not shown, in another embodiment of the present utility model, the brim of a hat shape part 162 in top flange 160 can be corrugated, to increase the area of dissipation of top flange 160 further.
Although not shown, in another embodiment of the present utility model, fin can be formed with in top flange 160, to increase the area of dissipation of top flange 160 further.
As depicted in figs. 1 and 2, in the illustrated embodiment in which, top flange 160 contacts with the top direct physical of inner conductor 110, to realize electrical connection between the two and hot link.
As depicted in figs. 1 and 2, in the illustrated embodiment in which, the end face of top flange 160 is provided with external cabling row 170, this external cabling row 170 is suitable for being electrically connected with external conductor (not shown).
As depicted in figs. 1 and 2, in the illustrated embodiment in which, external cabling row 170 is flat, to increase the area of dissipation of top flange 160 further.
In an embodiment of the present utility model, aforementioned dielectric medium can be insulating gas, iknsulating liquid or both combinations.
In an embodiment of the present utility model, aforementioned dielectric medium can be SF6 gas.
As depicted in figs. 1 and 2, in the illustrated embodiment in which, insulating sleeve also comprises insulation cluster parachute 130, and this insulation cluster parachute 130 is arranged on the outer wall of insulated tube 120, for increasing the creepage distance of insulating sleeve.
As depicted in figs. 1 and 2, in the illustrated embodiment in which, inner conductor 110 is medially positioned in insulated tube 120, and dielectric is filled in the inner space 101 between the inwall of insulated tube 120 and the outer surface of inner conductor 110.
As depicted in figs. 1 and 2, in the illustrated embodiment in which, insulating sleeve can also comprise tubular base portion shielding 150, and this tubular base portion shielding 150 is contained in flange in the bottom 140, and around inner conductor 110.
As depicted in figs. 1 and 2, in the illustrated embodiment in which, the bottom surface of flange in the bottom 140 is formed with groove, the edge part of tubular base portion shielding 150 is assemblied in the groove on the bottom surface of flange in the bottom 140.
In the embodiment shown in Fig. 1 and Fig. 2, the top flange 160 of insulating sleeve is a unitary members.
second embodiment
According to Fig. 3 and Fig. 4, the insulating sleeve according to the second embodiment of the present utility model is described below.Fig. 3 display is according to the longitudinal sectional view of the insulating sleeve of the embodiment of the second exemplary of the present utility model; The schematic diagram in extraneous air can be dispersed into rapidly by cross-ventilation with the heat that the inner conductor 210 that Fig. 4 shows the insulating sleeve shown in Fig. 3 produces.
In the embodiment of an exemplary of the present utility model, disclose a kind of insulating sleeve.As shown in Figure 3 and Figure 4, this insulating sleeve mainly comprises insulated tube 220, inner conductor 210, dielectric, flange in the bottom 240 and top flange 260.As shown in Figure 3 and Figure 4, inner conductor 210 is arranged in insulated tube 220.Dielectric is filled in insulated tube 220, and inner conductor 210 and insulated tube 220 are kept apart.Flange in the bottom 240 is arranged on the bottom of insulated tube 220.Top flange 260 is arranged on the top of insulated tube 220.
In the illustrated embodiment in which, as Fig. 3 and Fig. 4 clearly illustrates, inner conductor 210 is the hollow structures with interior bone 211, is formed with the inner passage 261 being suitable for being communicated with the interior bone 211 of inner conductor 210 in top flange 260.Like this, the interior bone 211 in inner conductor 210 can be communicated with outside atmosphere via the inner passage 261 in top flange 260.
In previous embodiment of the present utility model, inner conductor 210 is for having the hollow structure of interior bone 211, and the interior bone 211 in inner conductor 210 is communicated with outside atmosphere via the inner passage 261 in top flange 260.Therefore, as shown in Figure 4, the heat that inner conductor 210 produces can be dispersed in extraneous air rapidly by cross-ventilation, improves the heat dispersion of insulating sleeve and improves the maximum current flowing through inner conductor.
In addition, in previous embodiment of the present utility model, because inner conductor 210 is hollow, therefore, manufactured materials and the manufacturing cost of inner conductor is decreased.
As shown in Figure 3 and Figure 4, in the embodiment of an exemplary of the present utility model, being formed with the slope 262 towards having a down dip in the surrounding of top flange 260, falling smoothly to guide sleet, and can not be deposited in top flange 260, thus sleet can be stopped enter in inner passage 261.
Although not shown, in another embodiment of the present utility model, fin can be formed with in top flange 260, to increase the area of dissipation of top flange 260 further.
As shown in Figure 3 and Figure 4, in the illustrated embodiment in which, top flange 260 contacts with the top direct physical of inner conductor 210, to realize electrical connection between the two and hot link.
As shown in Figure 3 and Figure 4, in the illustrated embodiment in which, the end face of top flange 260 is provided with external cabling row 270, this external cabling row 270 is suitable for being electrically connected with external conductor (not shown).
As shown in Figure 3 and Figure 4, in the illustrated embodiment in which, external cabling row 270 is flat, to increase the area of dissipation of top flange 260 further.
In an embodiment of the present utility model, aforementioned dielectric medium can be insulating gas, iknsulating liquid or both combinations.
In an embodiment of the present utility model, aforementioned dielectric medium can be SF6 gas.
As shown in Figure 3 and Figure 4, in the illustrated embodiment in which, insulating sleeve also comprises insulation cluster parachute 230, and this insulation cluster parachute 230 is arranged on the outer wall of insulated tube 220, for increasing the creepage distance of insulating sleeve.
As shown in Figure 3 and Figure 4, in the illustrated embodiment in which, inner conductor 210 is medially positioned in insulated tube 220, and dielectric is filled in the inner space 201 between the inwall of insulated tube 220 and the outer surface of inner conductor 210.
As shown in Figure 3 and Figure 4, in the illustrated embodiment in which, insulating sleeve can also comprise tubular base portion shielding 250, and this tubular base portion shielding 250 is contained in flange in the bottom 240, and around inner conductor 210.
As shown in Figure 3 and Figure 4, in the illustrated embodiment in which, the bottom surface of flange in the bottom 240 is formed with groove, the edge part of tubular base portion shielding 250 is assemblied in the groove on the bottom surface of flange in the bottom 240.
As shown in Figure 3 and Figure 4, in illustrated second embodiment, top flange 260 mainly comprises the first end cap 260a and the second end cap 260b.First end cap 260a is arranged on the top of insulated tube 220 hermetically, and the second end cap 260b is arranged on the end face of the first end cap 260a.The inner passage 261 be communicated with outside atmosphere is limited between the first end cap 260a and the second end cap 260b.
As shown in Figure 3 and Figure 4, in illustrated second embodiment, inner passage 261 comprises the cavity 261a be limited between the second end cap 260b and the first end cap 260a and the sidepiece space 261b be communicated with cavity 261a.The interior bone 111 of inner conductor 110 is communicated with cavity 261a, and is communicated with outside atmosphere via sidepiece space 261b.
As shown in Figure 3 and Figure 4, in illustrated second embodiment, the end face of the first end cap 260a is provided with multiple isolated lug boss 264.Second end cap 260b is arranged on the lug boss 264 of the first end cap 260a, makes the gap between lug boss 264 constitute sidepiece space 261b.
In the embodiment shown in Fig. 3 and Fig. 4, with screw 263, second end cap 260b is arranged on the lug boss 264 of the first end cap 260a.
Although be illustrated the utility model by reference to the accompanying drawings, embodiment disclosed in accompanying drawing is intended to carry out exemplary illustration to the utility model preferred implementation, and can not be interpreted as one restriction of the present utility model.
Although some embodiments of this overall utility model design have been shown and explanation, those skilled in the art will appreciate that, when not deviating from principle and the spirit of this overall utility model design, can make a change these embodiments, and can carry out independent assortment when the conflict of the structure described in various embodiment in not recurring structure or principle, scope of the present utility model is with claim and their equivalents.
It should be noted that word " comprises " and do not get rid of other element or step, word "a" or "an" is not got rid of multiple.In addition, any element numbers of claim should not be construed as restriction scope of the present utility model.
Claims (13)
1. an insulating sleeve, comprising:
Insulated tube (120);
Inner conductor (110), is arranged in described insulated tube (120);
Dielectric, is filled in described insulated tube (120);
Flange in the bottom (140), is arranged on the bottom of described insulated tube (120); With
Top flange (160), is arranged on the top of described insulated tube (120),
It is characterized in that:
Described inner conductor (110) is the hollow structure with interior bone (111), is formed with the inner passage (161) be communicated with outside atmosphere in described top flange (160); And
The interior bone (111) of described inner conductor (110) is communicated with the inner passage (161) in described top flange (160) and is communicated with outside atmosphere via the inner passage (161) in described top flange (160).
2. insulating sleeve according to claim 1, is characterized in that:
Described top flange (160) is formed with weatherproof package, described weatherproof package is configured to: allow ambient air outside to enter in described inner passage (161) and allow hot inside air to discharge from described inner passage (161), but stoping sleet to enter in described inner passage (161).
3. insulating sleeve according to claim 2, is characterized in that:
Described weatherproof package comprises the brim of a hat shape part (162) of the top being formed in described top flange (160), described the brim of a hat shape part (162) shelters from the outlet of described inner passage (161), outside sleet can not be entered in described inner passage (161), but allow air to free in and out described inner passage (161) from the below of described the brim of a hat shape part (162).
4. insulating sleeve according to claim 1, is characterized in that: described top flange (160) is integral type parts.
5. insulating sleeve according to claim 1, is characterized in that:
Described top flange (260) comprising:
First end cap (260a), is arranged on the top of described insulated tube (120) hermetically; With
Second end cap (260b), is arranged on the end face of described first end cap (260a),
Wherein, the described inner passage (261) be communicated with outside atmosphere is limited between described first end cap (260a) and described second end cap (260b).
6. insulating sleeve according to claim 5, is characterized in that:
Described inner passage (261) comprises the cavity (261a) be limited between described second end cap (260b) and described first end cap (260a) and the sidepiece space (261b) be communicated with described cavity (261a); And
The interior bone (211) of described inner conductor (210) is communicated with described cavity (261a), and is communicated with outside atmosphere via described sidepiece space (261b).
7. insulating sleeve according to claim 6, is characterized in that:
The end face of described first end cap (260a) is provided with multiple isolated lug boss (264), described second end cap (260b) is arranged on the lug boss (264) of described first end cap (260a), makes the gap between described lug boss (264) constitute described sidepiece space (261b).
8. insulating sleeve according to claim 1, also comprises:
External cabling row (170), is arranged on the end face of described top flange (160), is suitable for being electrically connected with external conductor.
9. insulating sleeve according to claim 1, is characterized in that: described dielectric comprises insulating gas, iknsulating liquid or both combinations.
10. insulating sleeve according to claim 1, is characterized in that: described dielectric is SF6 gas.
11. insulating sleeves according to claim 1, also comprise: insulation cluster parachute (130), is arranged on the outer wall of described insulated tube (120).
12. insulating sleeves according to claim 1, is characterized in that:
Described inner conductor (110) is medially positioned in described insulated tube (120), and described dielectric is filled in the inner space (101) between the inwall of described insulated tube (120) and the outer surface of described inner conductor (110).
13. insulating sleeves according to claim 1, also comprise:
Tubular base portion shielding (150), described tubular base portion shielding (150) is contained in described flange in the bottom (140), and around described inner conductor (110).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520677871.7U CN205080947U (en) | 2015-09-02 | 2015-09-02 | Insulating sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520677871.7U CN205080947U (en) | 2015-09-02 | 2015-09-02 | Insulating sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205080947U true CN205080947U (en) | 2016-03-09 |
Family
ID=55433337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520677871.7U Withdrawn - After Issue CN205080947U (en) | 2015-09-02 | 2015-09-02 | Insulating sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205080947U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106486220A (en) * | 2015-09-02 | 2017-03-08 | 泰科电子(昆山)有限公司 | Insulated sleeve |
-
2015
- 2015-09-02 CN CN201520677871.7U patent/CN205080947U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106486220A (en) * | 2015-09-02 | 2017-03-08 | 泰科电子(昆山)有限公司 | Insulated sleeve |
| CN106486220B (en) * | 2015-09-02 | 2018-03-23 | 泰科电子(昆山)有限公司 | insulating sleeve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160309 Effective date of abandoning: 20180323 |