CN207529791U - Low-voltage, high-current casing with cooling structure - Google Patents
Low-voltage, high-current casing with cooling structure Download PDFInfo
- Publication number
- CN207529791U CN207529791U CN201721426720.XU CN201721426720U CN207529791U CN 207529791 U CN207529791 U CN 207529791U CN 201721426720 U CN201721426720 U CN 201721426720U CN 207529791 U CN207529791 U CN 207529791U
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- flange
- silicon rubber
- line plate
- interior insulation
- oily
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Abstract
The utility model discloses a kind of low-voltage, high-current casings with cooling structure, it is related to low-voltage, high-current casing.Interior insulation fuse is wound with by glass fiber dipped plus low-resistance belt outside contact tube, interior insulation outside core is provided with flange, silicon rubber umbrella skirt, and flange is tightly connected with interior insulation fuse, silicon rubber umbrella skirt lower end offsets with flange and sealed set, pressed seat has been threadably secured at the top of contact tube, the sealing clamping of the card slot of silicon rubber umbrella skirt and pressed seat, contact tube, interior insulation fuse, flange, silicon rubber umbrella skirt, pressed seat both passes through the conductor end setting of oily terminated line plate, connection seat and locking nut are socketed on the conductor end of oily terminated line plate, air end wire connection terminal is fastened on by fastener on oily terminated line plate, bleeder screw is screwed in the threaded hole of connection seat.The structure design of the utility model is reasonable, and novel oil channel structure is recycled by oil duct, reduces the temperature of casing itself, equipment safety reliability service is effectively ensured.
Description
Technical field
The utility model relates to low-voltage, high-current casings, and in particular to a kind of low-voltage, high-current with cooling structure
Casing.
Background technology
The structure of traditional low-voltage, high-current casing is as shown in Figure 1：Including conducting rod 1, interior insulation fuse 2, flange 3, silicon
Rubber full skirt 4, connection seat 5, locking nut 6, air end wire connection terminal 7 form.This design feature：
1st, microcomputer is Wrapping formed directly on conducting rod 1 for interior insulation fuse 2；
2nd, casing integral sealing, only flange 3 are hereinafter, the size less than 1/3 is contacted with transformer oil；
Such structure during full-load run, can cause bushing temperature higher, influence Service Life of Casing, exist to a certain degree
The risk of failure.
In conclusion for the high current casing of low-voltage-grade 24kV and 40.5kV, there are casing self-temperature is higher
The defects of, the utility model devises a kind of low-voltage, high-current casing with cooling structure that can solve drawbacks described above.
Utility model content
In view of the shortcomings of the prior art, the utility model aims to provide a kind of low with cooling structure
High current casing is pressed, reasonable in design, novel oil channel structure is recycled by oil duct, reduces the temperature of casing itself, effectively
Ensure equipment safety reliability service.
To achieve these goals, the utility model is to realize by the following technical solutions：With cooling structure
Low-voltage, high-current casing, including oily terminated line plate, contact tube, interior insulation fuse, flange, silicon rubber umbrella skirt, pressed seat, connection
Seat, bleeder screw, locking nut and air end wire connection terminal are wound with by glass fiber dipped plus low-resistance belt outside contact tube
Interior insulation fuse, interior insulation outside core is provided with flange, silicon rubber umbrella skirt, and flange is tightly connected with interior insulation fuse, silicon
Rubber full skirt lower end and flange offset and sealed set, has been threadably secured pressed seat at the top of contact tube, silicon rubber umbrella skirt with
The card slot sealing clamping of pressed seat, contact tube, interior insulation fuse, flange, silicon rubber umbrella skirt, pressed seat both pass through oily terminated line plate
Conductor end setting, connection seat and locking nut be socketed on the conductor end of oily terminated line plate, and air end wire connection terminal passes through tight
Firmware is fastened on oily terminated line plate, and bleeder screw is screwed in the threaded hole of connection seat.
Preferably, the oily terminated line plate bottom is equipped with oil-through-hole.
Preferably, it is provided with gap between the oily terminated line plate and contact tube.
Preferably, it is provided with gas vent on the connection seat.
The utility model has the advantages that：
1st, oily terminated line plate bottom is equipped with oil-through-hole, and there are gap, oil tank of transformer between oily terminated line plate and contact tube
Interior oil, into gap, then can be recycled into oil tank of transformer by oil-through-hole；
2nd, such structure can be deflated by bleeder screw, ensure the oil level in fuel tank；
3rd, novel oil channel structure is recycled by oil duct, reduces the temperature of casing itself, equipment safety is effectively ensured and reliably transports
Row.
Description of the drawings
It is described in detail the utility model with reference to the accompanying drawings and detailed description；
Fig. 1 is traditional low-voltage, high-current sleeve structure schematic diagram；
Fig. 2 is the structure diagram of the utility model.
Specific embodiment
To be easy to understand technical means, creative features, achievable purpose and effectiveness of the utility model, below
With reference to specific embodiment, the utility model is expanded on further.
With reference to Fig. 2, present embodiment uses following technical scheme：Low-voltage, high-current casing with cooling structure,
Including oily terminated line plate 8, contact tube 9, interior insulation fuse 10, flange 11, silicon rubber umbrella skirt 12, pressed seat 13, connection seat 14, row
Gas bolt 15, locking nut 16 and air end wire connection terminal 17 pass through glass fiber dipped plus low-resistance belt coiling outside contact tube 9
There is interior insulation fuse 10, flange 11, silicon rubber umbrella skirt 12, and flange 11 and interior insulation fuse are provided with outside interior insulation fuse 10
10 are tightly connected, and 12 lower end of silicon rubber umbrella skirt offsets with flange 11 and sealed set, and 9 top of contact tube has been threadably secured pressure
Tight seat 13, silicon rubber umbrella skirt 12 and the card slot sealing of pressed seat 13 are clamped, contact tube 9, interior insulation fuse 10, flange 11, silicon rubber
Glue full skirt 12, pressed seat 13 both pass through the conductor end setting of oily terminated line plate 8, and connection seat 14 and locking nut 16 are socketed in oily end
On the conductor end of terminal plate 8, air end wire connection terminal 17 is fastened on by fastener on oily terminated line plate 8, and bleeder screw 15 revolves
It is connected in the threaded hole of connection seat 14.
It is worth noting that, oily 8 bottom of terminated line plate is equipped with oil-through-hole.
In addition, it is provided with gap between the oily terminated line plate 8 and contact tube 9.
The manufacturing step of present embodiment is as follows：
1st, the interior insulation fuse 10 will pass through when making first with glass fiber dipped plus low-resistance belt outside contact tube 9
Coiling is carried out with computer controller bed, interior insulation fuse 10 is fixed on outside contact tube 9 by way of coiling；
The 2nd, flange 11 is then installed on to the outside of interior insulation fuse 10, when installation causes flange 11 and the interior insulation core
Sealing is formed between son 10；
The 3rd, silicon rubber umbrella skirt 12 is fitted in the outside of interior insulation fuse 10, the lower end and flange 11 of silicon rubber umbrella skirt 12 it
Between offset, and form sealing；
4th, pressed seat 13 is threadably secured in the top of contact tube 9, with it is secondary simultaneously, silicon rubber umbrella skirt 12 is also caught in pressure
In the card slot of tight seat 13, sealing is formed.
5th, the conductor end of the above-mentioned component installed from oily terminated line plate 8 is passed through, is inserted into bottom, expose oily terminated line plate
Conductor end；
The 6th, connection seat 14 and locking nut 16 are sleeved on to the conductor end of oily terminated line plate 8, rotation locking nut 16 locks oil
Terminated line plate 8 does not rotate；
7th, installation air end wire connection terminal 17, is fastened on by fastener on oily terminated line plate 8；Bleeder screw 15 is threaded onto
In the threaded hole of connection seat 14, manufacture is completed.
The oil channel structure of present embodiment is recycled by oil duct, reduces the temperature of casing itself, equipment is effectively ensured
Safe and reliable operation.
The basic principle of the utility model and main feature and the advantages of the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principle of the utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
Various changes and modifications are had, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (5)
1. the low-voltage, high-current casing with cooling structure, which is characterized in that including oily terminated line plate (8), contact tube (9), interior
Insulation core (10), flange (11), silicon rubber umbrella skirt (12), pressed seat (13), connection seat (14), bleeder screw (15), locking
Nut (16) and air end wire connection terminal (17), contact tube (9) is external to be wound with interior insulation fuse (10), interior insulation fuse (10)
Outside is provided with flange (11), silicon rubber umbrella skirt (12), and flange (11) is tightly connected with interior insulation fuse (10), silicon rubber umbrella
Skirt (12) lower end offsets with flange (11) and sealed set, and pressed seat (13), silicon rubber have been threadably secured at the top of contact tube (9)
Glue full skirt (12) and the card slot sealing of pressed seat (13) are clamped, contact tube (9), interior insulation fuse (10), flange (11), silicon rubber
Full skirt (12), pressed seat (13) both pass through the conductor end setting of oily terminated line plate (8), connection seat (14) and locking nut (16) set
It is connected on the conductor end of oily terminated line plate (8), air end wire connection terminal (17) is fastened on oily terminated line plate (8) by fastener
On, bleeder screw (15) is screwed in the threaded hole of connection seat (14).
2. the low-voltage, high-current casing according to claim 1 with cooling structure, which is characterized in that the oil termination
Line plate (8) bottom is equipped with oil-through-hole.
3. the low-voltage, high-current casing according to claim 1 with cooling structure, which is characterized in that the oil termination
Gap is provided between line plate (8) and contact tube (9).
4. the low-voltage, high-current casing according to claim 1 with cooling structure, which is characterized in that the pressed seat
(13) card slot is provided on.
5. the low-voltage, high-current casing according to claim 1 with cooling structure, which is characterized in that the connection seat
(14) gas vent is provided on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721426720.XU CN207529791U (en) | 2017-10-31 | 2017-10-31 | Low-voltage, high-current casing with cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721426720.XU CN207529791U (en) | 2017-10-31 | 2017-10-31 | Low-voltage, high-current casing with cooling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207529791U true CN207529791U (en) | 2018-06-22 |
Family
ID=62571733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721426720.XU Active CN207529791U (en) | 2017-10-31 | 2017-10-31 | Low-voltage, high-current casing with cooling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207529791U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112071569A (en) * | 2020-08-22 | 2020-12-11 | 广州优讯环保科技有限公司 | Transformer with water-cooled reactor |
-
2017
- 2017-10-31 CN CN201721426720.XU patent/CN207529791U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112071569A (en) * | 2020-08-22 | 2020-12-11 | 广州优讯环保科技有限公司 | Transformer with water-cooled reactor |
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