CN209297866U - A kind of high pressure protector for distribution transformer - Google Patents
A kind of high pressure protector for distribution transformer Download PDFInfo
- Publication number
- CN209297866U CN209297866U CN201920283485.8U CN201920283485U CN209297866U CN 209297866 U CN209297866 U CN 209297866U CN 201920283485 U CN201920283485 U CN 201920283485U CN 209297866 U CN209297866 U CN 209297866U
- Authority
- CN
- China
- Prior art keywords
- protective case
- transformer
- high pressure
- wall
- voltage connection
- 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.)
- Expired - Fee Related
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- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model discloses a kind of high pressure protector for distribution transformer; including transformer; the outside of each high tension terminal of transformer is set with bushing; the outside of each bushing is set with the protective case made of plastic material; there are gaps between the inner wall of each protective case and the outer wall of corresponding bushing; the lower end of each protective case is each attached on the upper surface of transformer; the upper end of each protective case is above high tension terminal, and the upper end of each protective case is threaded with rain-proof cover；The through-hole passed through for high-voltage connection is provided on the side wall of each protective case, every high-voltage connection is fixed after passing through the through-hole in corresponding protective case with corresponding high tension terminal, and the through-hole on each protective case side wall tilts gradually downward from inside to outside；The utility model can be avoided high-voltage connection and the phenomenon that being drenched with rain occur in the terminals of high tension terminal, so as to avoid the generation of electric shock accidents.
Description
Technical field
The utility model relates to protection equipment for transformer technical fields, and in particular to a kind of high pressure for distribution transformer
Protective device.
Background technique
Distribution transformer is indispensable equipment in distribution line, is equipped with and is used for and high-voltage connection on distribution transformer
The high tension terminal of electrical connection and low tension terminal for being electrically connected with low-voltage lead, due to the voltage of high-voltage terminal side
It is higher, and after the high tension terminal in used distribution transformer is electrically connected with high-voltage connection at present, high tension terminal and height
The terminals of voltage lead wires are exposed outside, and so, when the terminals of high tension terminal and high-voltage connection are drenched with rain, rainwater is very
It easily becomes conductor and conductive phenomenon occurs, thus be easy to cause electric shock accidents when human body is passed through below distribution transformer,
In the presence of very big security risk.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of high pressure protector for distribution transformer,
By the setting of protective case and rain-proof cover, after high-voltage connection is electrically connected with high tension terminal, high-voltage connection and high tension terminal
Terminals be located inside protective case and rain-proof cover, so, can be avoided the terminals of high-voltage connection and high tension terminal
The phenomenon that appearance is drenched with rain, so as to avoid the generation of electric shock accidents.
The high pressure protector for distribution transformer of the utility model, including transformer, each high pressure of transformer
The outside of binding post is set with bushing, and the outside of each bushing is set with the protection made of plastic material
Set, there are gap between the inner wall of each protective case and the outer wall of corresponding bushing, the lower end of each protective case is solid
It is scheduled on the upper surface of transformer, the upper end of each protective case is above high tension terminal, the equal screw thread in the upper end of each protective case
It is connected with rain-proof cover；The through-hole passed through for high-voltage connection is provided on the side wall of each protective case, every high-voltage connection is worn
It is fixed after the through-hole crossed in corresponding protective case with corresponding high tension terminal, the through-hole on each protective case side wall is by introversion
It tilts gradually downward outside.
The high pressure protector for distribution transformer of the utility model, wherein the high pressure inside protective case is drawn
Conducting ring is installed, conducting ring is bolted on high tension terminal on the end of line.
The high pressure protector for distribution transformer of the utility model, wherein protective case on the outside of through-hole
It is fixed with the wire bushing made of rubber material on outer wall, is sleeved on to wire bushing interference fit the outside of high-voltage connection, protects line
For set by tilting gradually downward close to one end of protective case towards one end far from protective case, wire bushing is solid by several first screws
It is scheduled on the outer wall of protective case.
The high pressure protector for distribution transformer of the utility model, wherein the lower end of each protective case is respectively provided with
There is outside annular nib, each protective case is fixed on transformer by several second screws being threaded through in annular nib
On.
The high pressure protector for distribution transformer of the utility model, wherein on the lower end surface of each protective case
If being provided with arterial highway in circumferentially distributed groove.
The high pressure protector for distribution transformer of the utility model, wherein on the periphery wall of each rain-proof cover
Several are provided in circumferential equally distributed anti-skidding convex ribs.
The utility model passes through the setting of protective case and rain-proof cover, high after high-voltage connection is electrically connected with high tension terminal
The terminals of voltage lead wires and high tension terminal are located inside protective case and rain-proof cover, so, can be avoided high-voltage connection and
The phenomenon that terminals appearance of high tension terminal is drenched with rain, so as to avoid the generation of electric shock accidents.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is the partial cross-sectional structural diagram of the utility model；
Fig. 2 is amplified structural schematic diagram at A in Fig. 1；
Fig. 3 is amplified structural schematic diagram at B in Fig. 1；
Fig. 4 is the present invention looks up structural representation of protective case.
Specific embodiment
Multiple embodiments that the utility model will be disclosed with schema below, as clearly stated, in many practices
Details will be explained in the following description.It should be appreciated, however, that the details in these practices does not apply this with limitation practical new
Type.That is, the details in these practices is non-essential in some embodiments of the utility model.In addition, for letter
For the sake of changing schema, some known usual structures and component will be painted it in the drawings in simply illustrative mode.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and non-specifically
The meaning of order or cis-position is censured, it is also non-to limit the utility model, it is retouched just for the sake of difference with same technique term
The component stated or operation are not understood to indicate or imply its relative importance or implicitly indicate indicated technology
The quantity of feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.It in addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution
Conjunction is not present, also not within the protection scope of the requires of the utility model.
The high pressure protector for distribution transformer of the utility model, including transformer 1, each of transformer 1 are high
The outside of crimping terminal 11 is set with bushing 2, and the outside of each bushing 2 is set with made of plastic material
Protective case 3, there are gap between the inner wall of each protective case 3 and the outer wall of corresponding bushing 2, each protective case 3
Lower end is each attached on the upper surface of transformer 1, and the upper end of each protective case 3 is above high tension terminal 11, each protective case 3
Upper end be threaded with rain-proof cover 4；The through-hole passed through for high-voltage connection 5 is provided on the side wall of each protective case 3
31, every high-voltage connection 5 passes through, Mei Gebao fixed with corresponding high tension terminal 11 after the through-hole 31 in corresponding protective case 3
Through-hole 31 on 3 side wall of sheath tilts gradually downward from inside to outside.
Conducting ring 51 is installed, conducting ring 51 is solid by bolt 12 on the end of the high-voltage connection 5 inside protective case 3
It is scheduled on high tension terminal 11；After by using this structure, high-voltage connection can be securely fixed on high tension terminal, and
It can be reliably electrically connected with high tension terminal realization.
Wire bushing 6 made of rubber material, wire bushing 6 are fixed on the outer wall of the protective case 3 in 31 outside of through-hole
Interference fit ground is sleeved on the outside of high-voltage connection 5, wire bushing 6 by close to one end of protective case 3 towards one end of separate protective case 3
It tilts gradually downward, wire bushing 6 is fixed on the outer wall of protective case 3 by several first screws 61；Pass through setting for wire bushing
The phenomenon that setting, protection and guiding can be played the role of to high-voltage connection, and effectively high-voltage connection can be avoided to lose, together
When by the setting of wire bushing, can be avoided rainwater and enter in protective case.
The lower end of each protective case 3 is provided with outside annular nib 32, and each protective case 3 is by being threaded through annular
Several second screws 33 in chimb 32 are fixed on transformer 1；After by using this structure, there is protective case fix tightly
Solid advantage.
If being provided with arterial highway on the lower end surface of each protective case 3 in circumferentially distributed groove 34；Pass through the setting of groove
When staff is when installing transformer the rainy day, even if rainwater enters in protective case, rainwater can also pass through protective case bottom
Groove discharge, so as to avoid occurring the phenomenon that ponding inside protective case.
Several are provided on the periphery wall of each rain-proof cover 4 in circumferential equally distributed anti-skidding convex ribs 41；By anti-
The setting of sliding convex ribs, when turning rain-proof cover, the antiskid effect being capable of increasing between hand and rain-proof cover, thus turning rain-proof
Gai Shi can play the role of anti-slip.
When high-voltage connection and high-voltage terminal during installation, rain-proof cover can be removed, high-voltage connection is then passed through into through-hole
It is fixed afterwards with high tension terminal, in high-voltage connection and fixed high tension terminal, box spanner can pass through protection set upper side
Opening is to turn the bolt on high tension terminal, thus to realize the fixation to high-voltage connection and high tension terminal, when high pressure is drawn
After line and high tension terminal are fixed, then by rain-proof cover be screwed to protection set upper side can the utility model pass through protective case and anti-
The setting of rain lid, after high-voltage connection is electrically connected with high tension terminal, the terminals of high-voltage connection and high tension terminal, which are located at, to be protected
Inside sheath and rain-proof cover, so, what being drenched with rain occurred in the terminals that can be avoided high-voltage connection and high tension terminal shows
As so as to avoid the generation of electric shock accidents.
The foregoing is merely the embodiments of the present invention, are not intended to limit the utility model.For ability
For field technique personnel, various modifications and changes may be made to the present invention.It is all the utility model spirit and principle in
Any modification, equivalent replacement, improvement and so on should all include within the scope of the claims of the utility model.
Claims (6)
1. a kind of high pressure protector for distribution transformer, including transformer (1), each high pressure of the transformer (1)
The outside of binding post (11) is set with bushing (2), it is characterised in that: the outside of each bushing (2) is set with
The protective case made of plastic material (3), between the inner wall and the outer wall of corresponding bushing (2) of each protective case (3)
There are gap, the lower end of each protective case (3) is each attached on the upper surface of transformer (1), and the upper end of each protective case (3) is equal
Higher than high tension terminal (11), the upper end of each protective case (3) is threaded with rain-proof cover (4)；The side of each protective case (3)
The through-hole (31) passed through for high-voltage connection (5) is provided on wall, every high-voltage connection (5) passes through corresponding protective case (3)
In through-hole (31) it is fixed with corresponding high tension terminal (11) afterwards, the through-hole (31) on each protective case (3) side wall is by interior
It tilts gradually downward outward.
2. the high pressure protector according to claim 1 for distribution transformer, which is characterized in that be located at protective case
(3) it is equipped with conducting ring (51) on the end of internal high-voltage connection (5), the conducting ring (51) is fixed on by bolt (12)
On high tension terminal (11).
3. the high pressure protector according to claim 1 for distribution transformer, which is characterized in that be located at through-hole (31)
It is fixed with the wire bushing made of rubber material (6) on the outer wall of the protective case (3) in outside, wire bushing (6) interference fit
Ground is sleeved on the outside of high-voltage connection (5), and the wire bushing (6) is by one end close to protective case (3) towards far from protective case (3)
One end tilts gradually downward, and the wire bushing (6) is fixed on the outer wall of protective case (3) by several first screws (61).
4. the high pressure protector according to claim 1 for distribution transformer, which is characterized in that each protective case
(3) lower end is provided with outside annular nib (32), and each protective case (3) is by being threaded through in annular nib (32)
Several second screws (33) are fixed on transformer (1).
5. the high pressure protector according to claim 4 for distribution transformer, which is characterized in that each protective case
(3) if lower end surface on be provided with arterial highway in circumferentially distributed groove (34).
6. the high pressure protector according to claim 1 for distribution transformer, which is characterized in that each rain-proof cover
(4) several are provided on periphery wall in circumferential equally distributed anti-skidding convex ribs (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920283485.8U CN209297866U (en) | 2019-03-06 | 2019-03-06 | A kind of high pressure protector for distribution transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920283485.8U CN209297866U (en) | 2019-03-06 | 2019-03-06 | A kind of high pressure protector for distribution transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209297866U true CN209297866U (en) | 2019-08-23 |
Family
ID=67643348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920283485.8U Expired - Fee Related CN209297866U (en) | 2019-03-06 | 2019-03-06 | A kind of high pressure protector for distribution transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209297866U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110783059A (en) * | 2019-11-12 | 2020-02-11 | 浙江全瑞本科技股份有限公司 | Voltage transformer protection device |
| CN111489882A (en) * | 2020-04-24 | 2020-08-04 | 中变集团上海变压器有限公司 | Oil-immersed transformer convenient to installation |
-
2019
- 2019-03-06 CN CN201920283485.8U patent/CN209297866U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110783059A (en) * | 2019-11-12 | 2020-02-11 | 浙江全瑞本科技股份有限公司 | Voltage transformer protection device |
| CN111489882A (en) * | 2020-04-24 | 2020-08-04 | 中变集团上海变压器有限公司 | Oil-immersed transformer convenient to installation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190823 Termination date: 20200306 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |