CN207116211U - A kind of current transformer expander provided with shield - Google Patents
A kind of current transformer expander provided with shield Download PDFInfo
- Publication number
- CN207116211U CN207116211U CN201720967292.5U CN201720967292U CN207116211U CN 207116211 U CN207116211 U CN 207116211U CN 201720967292 U CN201720967292 U CN 201720967292U CN 207116211 U CN207116211 U CN 207116211U
- Authority
- CN
- China
- Prior art keywords
- expander
- shield
- semicircle cover
- hanger
- cover body
- 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
Links
Abstract
It the utility model is related to current transformer field, specifically a kind of current transformer expander provided with shield, expander main body includes expander housing and expander bellows, the expander housing is provided with oil level window, expander bellows is arranged in the expander housing, and oil level sign is provided with the expander bellows, the expander main body lower end is provided with shield, the shield includes two semicircle cover bodies, the both ends of each semicircle cover body are equipped with connection end plate and opening, the connection end plate at described two semicircle cover body both ends is respectively fixedly connected, and when described two semicircle cover body phases connect, the opening that described two semicircle cover body phases connect one end forms the hanger gap for accommodating hanger, adjusting pad is provided between the connection end plate of described two semicircle cover body phases even.The utility model facilitates installing/dismounting, can adjust hanger gap size according to the hanger of different-thickness on oil conservater, ensure that hanger gap is chimeric with hanger close.
Description
Technical field
It the utility model is related to current transformer field, specifically a kind of current transformer expansion provided with shield
Device.
Background technology
Outdoor oil-immersed inverted current transformer is set as a result of the insulating materials of import, advanced structure and sealing
Meter so that product various aspects of performance improves than vertical current transformer, therefore applies day in China in recent years
It is beneficial extensive.But as shown in figure 8, because the oil conservater on oil-immersed inverted current transformer is circular shape, oil conservater and expansion
There is gap between device, often have flying bird and nest or build nest at the gap, cause potential safety hazard, some producers are in order to prevent from flying
Bird builds nest, can be encircled for protection cover in expander bottom installation one, but on the one hand the shield needs to be fixed on expander using screw,
The inevitably processing screw hole on expander, and for the expander in being used, undoubtedly add difficult processing
Degree, and certain potential safety hazard can be brought to installer, on the other hand as shown in figure 8, because oil conservater both sides would generally
Provided with hanger, and the oil conservater of different model, its hanger size is different, in the prior art the simply position in shield relative to hanger
Put out a gap, but it is difficult to ensure that the gap size just with hanger consistency of thickness, it is easy to cause gap it is excessive do not have it is anti-
Shield acts on, or gap is too small can not install, it is necessary to the problem of re-working.
Utility model content
The purpose of this utility model is to provide a kind of current transformer expander provided with shield, and the shield includes two
The individual semicircle cover body for being clamped to expander main body lower end, facilitate installing/dismounting, and connect one end in two semicircle cover body phases
Connection end plate between be provided with adjusting pad, can according on oil conservater different-thickness hanger adjust hanger gap size, ensure
Hanger gap is chimeric with hanger close.
The purpose of this utility model is achieved through the following technical solutions：
A kind of current transformer expander provided with shield, expander main body include expander housing and expander ripple
Pipe, the expander housing are provided with oil level window, and expander bellows is arranged in the expander housing, and in institute
State expander bellows and be provided with oil level sign, the expander main body lower end is provided with shield, and the shield includes two
Semicircle cover body, the both ends of each semicircle cover body are equipped with connection end plate and opening, the connection end at described two semicircle cover body both ends
Plate is connected, and when described two semicircle cover body phases connect, the opening that described two semicircle cover body phases connect one end forms receiving hanger
Hanger gap, described two semicircle cover body phases even connection end plate between be provided with adjusting pad.
The connection end plate at described two semicircle cover body both ends is connected by connecting bolt and nut respectively.
The opening is arranged on the downside of the connection end plate.
The oiler that the expander bellows communicates is provided with the downside of the expander main body, is set on the outside of the oiler
There is installing plate.
The adjustment mat thickness is 1~3mm.
The advantages of the utility model is with good effect：
1st, the utility model is provided with shield in expander main body lower end, and the shield is clamped to expander including two
The semicircle cover body of main body lower end, facilitates installing/dismounting.
2nd, the utility model is provided with adjusting pad between two semicircle cover body phases connect the connection end plate of one end, can be according to storage
The hanger adjustment hanger gap size of different-thickness, ensures that hanger gap is chimeric with hanger close on Oil Tank.
Brief description of the drawings
Fig. 1 is the use state diagram of utility model,
Fig. 2 is the top view of shield in Fig. 1,
Fig. 3 is the top view of semicircle cover body in Fig. 2,
Fig. 4 is enlarged drawing at the A in Fig. 2,
Fig. 5 is the front view of two semicircle cover body connection ends in Fig. 4,
Fig. 6 is the schematic diagram of single semicircle cover body connection end in Fig. 5,
Fig. 7 is expander body interior structural representation in Fig. 1,
Fig. 8 is expander in the prior art and oil conservater scheme of installation.
Wherein, 1 is expander main body, and 2 be shield, and 3 be oil conservater, and 4 be hanger, and 5 be connection end plate, and 6 be adjusting pad, 7
It is hanger gap for connecting bolt, 8,9 be expander housing, and 10 be valve element, and 11 be oil level window, and 12 be oil level indicateing arm
Know, 13 be expander bellows, and 14 be installing plate, and 15 be oiler.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in Fig. 1~7, the utility model includes expander main body 1 and shield 2, wherein as shown in fig. 7, the expansion
Device main body 1 includes expander housing 9 and expander bellows 13, and the expander housing 9 is provided with oil level window 11, expansion
Device bellows 13 is arranged in the expander housing 9, is provided with the expander bellows 13 with expander bellows 13
The oil level sign 11 of breathing movement, and the oil level sign 11 can be observed through the oil level window 11,
The downside of expander main body 1 is provided with the oiler 15 communicated with the expander bellows 13, in the outside of oiler 15
Provided with installing plate 14, the adpting flange of the upper end oil port of oil conservater 3 is connected with the installing plate 14.
As shown in figs. 1 to 6, the lower end of expander main body 1 is provided with the shield 2, and the shield 2 includes two semicircle covers
Body, the both ends of each semicircle cover body are equipped with connection end plate 5 and opening, and the connection end plate 5 at described two semicircle cover body both ends divides
It is not connected by connecting bolt 7 and nut, so described two semicircle cover bodies are equivalent to being clamped to the expander main body 1
Bottom, without attacking screw in expander main body 1, installing/dismounting is all very convenient, and the opening is arranged under the connection end plate 5
Side, and when described two semicircle cover body phases connect, the opening that described two semicircle cover body phases connect one end form hanger gap 8 and are used for
The hanger 4 on oil conservater 3 is accommodated, multiple adjusting pads 6 is provided between the connection end plate 5 of described two semicircle cover body phases even, meets
To different dimensional thickness hanger 4 when, the width of hanger gap 8 is adjusted by increasing or decreasing the quantity of adjusting pad 6, with
Ensureing that the hanger gap 8 is closely chimeric with hanger 4, the thickness of adjusting pad 6 is 1~3mm, in the present embodiment, the adjustment
It is 2mm to pad 6 thickness.
Operation principle of the present utility model is：
As shown in figure 8, because the oil conservater on oil-immersed inverted current transformer is circular shape, oil conservater and expander
Between have gap, often have flying bird and nest or build nest at the gap, cause potential safety hazard.
The utility model is provided with shield 2 in the lower end of expander main body 1, and the shield 2 includes two semicircle cover bodies, and described two
The connection end plate 5 at individual semicircle cover body both ends is connected by connecting bolt 7 and nut respectively, and so described two semicircle cover body phases are worked as
In being clamped to the bottom of expander main body 1, without attacking screw in expander main body 1, installing/dismounting is all very convenient, when
When described two semicircle cover body phases connect, the opening that described two semicircle cover body phases connect one end in addition forms hanger gap 8 for holding
The hanger 4 received on oil conservater 3, multiple adjusting pads 6 are provided between the connection end plate 5 of described two semicircle cover body phases even, are run into
During the hanger 4 of different dimensional thickness, the width of hanger gap 8 is adjusted by increasing or decreasing the quantity of adjusting pad 6, to protect
It is closely chimeric with hanger 4 to demonstrate,prove the hanger gap 8.
Claims (5)
1. a kind of current transformer expander provided with shield, expander main body includes expander housing and expander bellows,
The expander housing is provided with oil level window, and expander bellows is arranged in the expander housing, and described
Expander bellows is provided with oil level sign, it is characterised in that：Expander main body (1) lower end is provided with shield (2), institute
Stating shield (2) includes two semicircle cover bodies, and the both ends of each semicircle cover body are equipped with connection end plate (5) and opening, described two
The connection end plate (5) at semicircle cover body both ends is connected, and when described two semicircle cover body phases connect, described two semicircle cover body phases connect
The opening of one end forms the hanger gap (8) for accommodating hanger (4), the connection end plate (5) of described two semicircle cover body phases even it
Between be provided with adjusting pad (6).
2. the current transformer expander according to claim 1 provided with shield, it is characterised in that：Described two semicircle covers
The connection end plate (5) at body both ends is connected by connecting bolt (7) and nut respectively.
3. the current transformer expander according to claim 1 or 2 provided with shield, it is characterised in that：The opening is set
It is placed on the downside of the connection end plate (5).
4. the current transformer expander according to claim 1 provided with shield, it is characterised in that：The expander main body
(1) downside is provided with the oiler (15) that the expander bellows (13) communicates, and installation is provided with the outside of the oiler (15)
Plate (14).
5. the current transformer expander according to claim 1 provided with shield, it is characterised in that：The adjusting pad (6)
Thickness is 1~3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720967292.5U CN207116211U (en) | 2017-08-04 | 2017-08-04 | A kind of current transformer expander provided with shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720967292.5U CN207116211U (en) | 2017-08-04 | 2017-08-04 | A kind of current transformer expander provided with shield |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207116211U true CN207116211U (en) | 2018-03-16 |
Family
ID=61581881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720967292.5U Expired - Fee Related CN207116211U (en) | 2017-08-04 | 2017-08-04 | A kind of current transformer expander provided with shield |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207116211U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110487351A (en) * | 2019-08-20 | 2019-11-22 | 国网天津市电力公司电力科学研究院 | A kind of oil level visual type capacitance type potential transformer |
-
2017
- 2017-08-04 CN CN201720967292.5U patent/CN207116211U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110487351A (en) * | 2019-08-20 | 2019-11-22 | 国网天津市电力公司电力科学研究院 | A kind of oil level visual type capacitance type potential transformer |
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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: 20180316 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |