CN207217250U - A kind of transformer thimble assembly - Google Patents
A kind of transformer thimble assembly Download PDFInfo
- Publication number
- CN207217250U CN207217250U CN201720751951.1U CN201720751951U CN207217250U CN 207217250 U CN207217250 U CN 207217250U CN 201720751951 U CN201720751951 U CN 201720751951U CN 207217250 U CN207217250 U CN 207217250U
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- China
- Prior art keywords
- conducting rod
- fluting
- groove
- wall
- connecting terminal
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Abstract
A kind of transformer thimble assembly, including hollow bushing, conducting rod, the upper connecting terminal and lower connecting terminal being connected respectively with the top of conducting rod and end；Upper connecting terminal includes upper wiring board, connector, nut and anti-oxidation pad, the first fluting and the second fluting are respectively equipped with connector, and first fluting and second fluting inwall on be respectively equipped with the first internal thread and the second internal thread, the upper end outer wall of conducting rod is provided with the first external screw thread, and the 3rd internal thread is additionally provided with the upper end inwall of conducting rod；Upper wiring board lower end is provided with metal column, and metal column includes the first cylinder and the second cylinder, and the outer wall of the first cylinder is provided with the second external screw thread, and the outer wall of the second cylinder is provided with the 3rd external screw thread；Lower connecting terminal includes lower terminal plate and fastener, is provided with rounded groove, elastic ring and the sheet metal with square groove at the top of fastener, and the outer wall of conducting rod end is provided with square protruding, and the utility model can solve the problems, such as that bobbin seal is bad, inconvenient installation.
Description
Technical field
Transformer equipment field is the utility model is related to, relates generally to a kind of transformer thimble assembly.
Background technology
Bushing shell for transformer component is the important component in transformer, is drawn inside transformer high and low pressure by outlet casing tube
Line is guided to outside oil tank of transformer, because outlet casing tube is not only responsible for the effect of anchor leg, should also have the effect of insulation,
Therefore transformer sleeve pipe must possess enough dielectric strength and mechanical strength.
For distribution transformer, going deep into load center, to often lead to its running environment more complicated, typically will be
Run in the environment of heavy pollution, high humility, this is respectively provided with very high requirement, sleeve pipe for there are the inside and outside insulating properties of sleeve pipe
Normal produced problem has component in use：First, for ceramic outlet casing tube, its structure can not prevent sky completely
The erosion of moisture in gas, operation can influence its internal insulating properties to transformer in inclement weather for a long time, and sleeve surface is dirty
After absorbing moisture, insulaion resistance can be reduced, flashover easily occurs, cause to trip, while flashover can also damage sleeve surface；
If the 2, the junction sealing of outlet casing tube is untreated perfect, it can also make in the sleeve pipes such as debris, greasy dirt, conducting rod is made
Into the normal use of pollution, not only influence sleeve pipe, it is also possible to cause accident, if the sealing gasket outside sleeve pipe is in long-term use of process
In, it may occur that the phenomenon of seal failure, cause bobbin seal bad；3rd, the sleeve pipe connection component in fuel tank, due in oil
Inside case, its structure is often excessively complicated, it is necessary to which multiple nuts, bolt coordinate, it has not been convenient to which worker is assembled.
Utility model content
In order to solve the above technical problems, provided by the utility model is a kind of transformer thimble assembly, by sleeve pipe
The upper intermediate connector for setting sealing effectiveness excellent, quickly and easily can be connected with by the conducting rod in binding post and sleeve pipe
Come.
Technical scheme is used by the utility model：A kind of transformer thimble assembly, including binding post, hollow sleeve
Pipe and conducting rod, described hollow bushing include the upper sleeve pipe outside fuel tank and the setting of casing in fuel tank, described sky
Cavity is provided with heart sleeve pipe, the conducting rod is stretched out outside the cavity through the cavity of the hollow bushing and both ends；Described
Binding post includes upper connecting terminal and lower connecting terminal, and described upper connecting terminal is connected with the top of the conducting rod, institute
The lower connecting terminal stated is connected with the end of the conducting rod；Described upper connecting terminal includes upper wiring board, connector, nut
With anti-oxidation pad, the first fluting opened up from top and the second fluting opened up from bottom are respectively equipped with the connector,
First fluting does not connect with the described second fluting, and is respectively equipped with the inwall of first fluting and the described second fluting
First internal thread and the second internal thread, the upper end outer wall of the conducting rod are provided with first isometric with the described second fluting groove depth
External screw thread, threeth internal thread isometric with the described first fluting groove depth is additionally provided with the upper end inwall of the conducting rod；On described
Terminal plate lower end is provided with the metal column to connect respectively with the connector and the conducting rod, and the metal column includes diameter and institute
State first the first cylinder of fluting internal diameter identical and diameter and the second cylinder of the conducting rod internal diameter identical, first cylinder
Outer wall on be provided with the second external screw thread for matching with first internal thread from the bottom to top, on the outer wall of second cylinder by
Under it is supreme provided with the 3rd external screw thread to match with the 3rd internal thread；
Described lower connecting terminal includes lower terminal plate and the fastener being connected with the conducting rod end, the fastener top
Provided with rounded groove, the circumferential inner wall of the rounded groove is provided with elastic ring, and the elastic ring is provided with the gold with square groove
Belong to piece, the outer wall of the conducting rod end is provided with the square protruding coordinated with the square groove of the sheet metal.
Preferably, described setting of casing is fixedly connected by connecting plate, fixing nut and setting-up piece with the case lid of fuel tank.
Preferably, described connecting plate is provided with screw.
Preferably, the nut and the anti-oxidation pad are located between the connector and the upper wiring board.
Preferably, the anti-oxidation pad sets reeded resin enclosure and the pad in the groove including interior.
The beneficial effects of the utility model are：
Provided by the utility model is a kind of transformer thimble assembly, by setting sealing effectiveness excellent on sleeve pipe again
Intermediate connector, can solve the problems, such as that bobbin seal is bad, inconvenient installation.
（1）The upper connecting terminal being connected with conducting rod top：The second internal thread is provided with the inwall of the second fluting, it is conductive
The outer wall of bar is provided with the first external screw thread, and during installation, conducting rod is fixed in the first fluting by first rotary conductive bar；Metal column
First cylinder is externally provided with the second external screw thread, and the first screw-internal thread fit with the first fluting inwall, the second cylinder outer wall is provided with and the
The 3rd isometric external screw thread of two external screw threads, the 3rd screw-internal thread fit with conducting rod inwall, when mounted, metal column is rotated, just
First cylinder and the second cylinder can be respectively installed in the first fluting and conducting rod, realize the company of binding post and conducting rod
Connect；The assembling process is very convenient, and sealing effectiveness is good；
（2）Lower connecting terminal：Rounded groove is provided with the top of intermediate connector-fastener, circumferential inner wall is provided with elastic ring,
Elastic ring can adjust conducting rod and be expanded with heat and contract with cold caused by environmental change, preferably play sealing effectiveness；Elastic ring is provided with band
The sheet metal of square groove, the outer wall of conducting rod end are provided with the square protruding coordinated with the square groove of sheet metal, and the setting can
Facilitate worker to be installed, without carrying out the assembling of nut under fuel tank, square protruding and square groove clamping need to only be pacified
Fill very convenient；
（3）In addition, being additionally provided with nut and anti-oxidation pad between terminal plate and connector, metallic rod can be fixed in
On, prevent conducting rod from loosening, rotating in use, influence using effect；Anti-oxidation pad is different from conventional pads, it by
Resin enclosure and pad composition, are provided with groove, pad is located in groove, pad can be avoided to expose to the open air in air in resin enclosure
In, soda acid corrodes in by sunlight, rainwater for a long time and aging loses sealing effectiveness, so that the sleeve pipe such as debris, greasy dirt
It is interior, conducting rod is polluted, influences the normal use of sleeve pipe, or even causes accident.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding to of the present utility model, forms the part of the application,
Do not form to improper restriction of the present utility model.
Fig. 1 is the structural representation of thimble assembly；
Fig. 2 is the structural representation of upper connecting terminal；
Fig. 3 is the structural representation of lower connecting terminal；
Fig. 4 is the structural representation of anti-oxidation pad；
Reference：1st, binding post, 2, hollow bushing, 201, upper sleeve pipe, 202, setting of casing, 203, cavity, 3, conductive
Bar, the 301, first external screw thread, the 302, the 3rd internal thread, 303, square protruding, 4, upper connecting terminal, 5, lower connecting terminal, 6, on
Terminal plate, the 7, connector, 701, first fluting, the 702, second fluting, the 703, first internal thread, the 704, second internal thread, 8, spiral shell
Mother, 9, anti-oxidation pad, 901, resin enclosure, 902, pad, 903, groove, 10, metal column, the 1001, first cylinder, 1002,
Second cylinder, the 1003, second external screw thread, the 1004, the 3rd external screw thread, 11, lower terminal plate, 12, fastener, 13, rounded groove, 14,
Elastic ring, 15, sheet metal, 1501, square groove, 16, connecting plate, 17, fixing nut, 18, setting-up piece.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Technical scheme is clearly and completely described for the accompanying drawing of type, embodiment.This practicality is described in detail with reference to specific embodiment
New scheme：
As embodiment of the present utility model, as illustrated, a kind of transformer thimble assembly, including it is binding post 1, empty
Heart sleeve pipe 2 and conducting rod 3, described hollow bushing 2 include the upper sleeve pipe 201 outside fuel tank and the setting of casing in fuel tank
202, described hollow bushing 2 is interior to be provided with cavity 203, and the conducting rod 3 is stretched through the cavity 203 of the hollow bushing and both ends
Go out outside the cavity 203；Described binding post 1 includes upper connecting terminal 4 and lower connecting terminal 5, described upper connecting terminal 4
It is connected with the top of the conducting rod 3, described lower connecting terminal 5 is connected with the end of the conducting rod 3；Described upper wiring
Terminal 4 includes upper wiring board 6, connector 7, nut 8 and anti-oxidation pad 9, is respectively equipped with from top and opens up in the connector 7
The first fluting 701 and the second fluting 702 for being opened up from bottom, first fluting 701 and second fluting 702 do not connect
It is logical, and it is respectively equipped with spiral shell in the first internal thread 703 and second on the inwall of first fluting 701 and second fluting 702
Line 704, the upper end outer wall of the conducting rod 3 are provided with first external screw thread 301 isometric with the described second 702 groove depths of fluting, institute
State and threeth internal thread 302 isometric with the described first 701 groove depths of fluting is additionally provided with the upper end inwall of conducting rod 3；Connect on described
The lower end of line plate 6 is provided with the metal column 10 to connect respectively with the connector 7 and the conducting rod 3, and the metal column 10 includes straight
Footpath and described first 701 the first cylinders of internal diameter identical 1001 of fluting and diameter and second post of internal diameter identical of conducting rod 3
Body 1002, it is provided with from the bottom to top outside second to match with first internal thread 703 on the outer wall of first cylinder 1001
Screw thread 1003, the 3rd to match with the 3rd internal thread 302 is provided with the outer wall of second cylinder 1002 from the bottom to top
External screw thread 1004；
Described lower connecting terminal 5 includes lower terminal plate 11 and the fastener 12 being connected with the end of conducting rod 3, the card
The top of part 12 is provided with rounded groove 13, and the circumferential inner wall of the rounded groove 13 is provided with elastic ring 14, on the elastic ring 14
Provided with the sheet metal 15 with square groove 1501, the outer wall of the end of conducting rod 3 is provided with the square groove with the sheet metal 15
1501 square protrudings 303 coordinated.
Preferably, described setting of casing 202 passes through connecting plate 16, fixing nut 17 and setting-up piece 18 and the case lid of fuel tank
It is fixedly connected.
Preferably, described connecting plate 16 is provided with screw 1601.
Preferably, the nut 8 and the anti-oxidation pad 9 are located between the connector 7 and the upper wiring board 6.
Preferably, the anti-oxidation pad 9 includes the interior resin enclosure 901 provided with groove 903 and positioned at the groove 903
Interior pad 902.
The installation process of the transformer thimble assembly is as follows：
（1）First conducting rod 3 is put into the second fluting 702, rotary conductive bar 3, makes the first outer spiral shell on the outer wall of conducting rod 3
Line 301 is engaged with the second internal thread 704 on the second 702 inwalls of fluting, and conducting rod 3 is fixed in the second fluting 702；Again
Nut 8 and anti-oxidation pad 9 are enclosed on the first cylinder 1001 of metal column 10, and metal column 10 is put into the groove of connector 7
It is interior, the second external screw thread 1003 on the outer wall of the first cylinder 1001 is matched with the first internal thread 703 on the first 701 inwalls of fluting
Closing, the 3rd external screw thread 1004 on the outer wall of the second cylinder 1002 is engaged with the 3rd internal thread 302 on the inwall of conducting rod 3, by
In the second external screw thread 1003, the first internal thread 703, the 3rd external screw thread 1004, the equal length of the 3rd internal thread 302, metal is rotated
Post 10, you can while fix the first cylinder 1001 and the fixation of the first fluting 701, the second cylinder 1002 with conducting rod 3；Finally twist
Tight nut 8, compress anti-oxidation pad 9, you can upper connecting terminal 4 and conducting rod 3 are sealedly connected；
（2）Connecting plate 16, setting-up piece 18 and fixing nut 17 are enclosed on setting of casing 202 from lower to upper successively, connected
Plate 16 is provided with screw 1601, and connecting plate 16 is fixed on fuel tank case lid by bolt, by tightening fixing nut 17, compressing
Setting-up piece 18, setting of casing 202 is fixed on fuel tank case lid；The lower end of conducting rod 3 is put into the rounded groove 13 of fastener 12
It is interior, fastener 12 is rotated, square protruding 303 is sticked into the square groove 1501 on sheet metal 15, you can connect conducting rod 3 with
Line terminals 5 are sealedly connected.
The advantages of general principle of the present utility model, principal character and 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 utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply principle of the present utility model, the utility model also has respectively on the premise of the spirit and scope of the utility model is not departed from
Kind changes and improvements, these changes and improvements are both fallen within claimed the scope of the utility model.The requires of the utility model
Protection domain defined by appended claims and its equivalent.
Claims (5)
1. a kind of transformer thimble assembly, including binding post（1）, hollow bushing（2）And conducting rod（3）, it is characterised in that
Described hollow bushing（2）Including the upper sleeve pipe outside fuel tank（201）With the setting of casing in fuel tank（202）, it is described
Hollow bushing（2）It is interior to be provided with cavity（203）, the conducting rod（3）Through the cavity of the hollow bushing（203）And both ends are stretched out
The cavity（203）Outside；Described binding post（1）Including upper connecting terminal（4）And lower connecting terminal（5）, it is described on connect
Line terminals（4）With the conducting rod（3）Top connection, described lower connecting terminal（5）With the conducting rod（3）End connect
Connect；Described upper connecting terminal（4）Including upper wiring board（6）, connector（7）, nut（8）With anti-oxidation pad（9）, the company
Fitting（7）Inside it is respectively equipped with the first fluting opened up from top（701）With the second fluting opened up from bottom（702）, described
One fluting（701）With the described second fluting（702）Do not connect, and first fluting（701）With the described second fluting（702）'s
The first internal thread is respectively equipped with inwall（703）With the second internal thread（704）, the conducting rod（3）Upper end outer wall be provided with
With the described second fluting（702）The first isometric external screw thread of groove depth（301）, the conducting rod（3）Upper end inwall on be additionally provided with
With the described first fluting（701）The 3rd isometric internal thread of groove depth（302）；The upper wiring board（6）Lower end be provided with respectively with institute
State connector（7）With the conducting rod（3）The metal column to connect（10）, the metal column（10）Opened including diameter and described first
Groove（701）The cylinder of internal diameter identical first（1001）With diameter and the conducting rod（3）The cylinder of internal diameter identical second（1002）,
First cylinder（1001）Outer wall on from the bottom to top be provided with and first internal thread（703）The second external screw thread to match
（1003）, second cylinder（1002）Outer wall on from the bottom to top be provided with and the 3rd internal thread（302）To match
Three external screw threads（1004）；
Described lower connecting terminal（5）Including lower terminal plate（11）With with the conducting rod（3）The fastener of end connection（12）, institute
State fastener（12）Top is provided with rounded groove（13）, the rounded groove（13）Circumferential inner wall be provided with elastic ring（14）, institute
State elastic ring（14）It is provided with band square groove（1501）Sheet metal（15）, the conducting rod（3）The outer wall of end be provided with
The sheet metal（15）Square groove（1501）The square protruding of cooperation（303）.
A kind of 2. transformer thimble assembly according to claim 1, it is characterised in that described setting of casing（202）It is logical
Cross connecting plate（16）, fixing nut（17）And setting-up piece（18）It is fixedly connected with the case lid of fuel tank.
A kind of 3. transformer thimble assembly according to claim 2, it is characterised in that described connecting plate（16）On set
There is screw（1601）.
A kind of 4. transformer thimble assembly according to claim 1, it is characterised in that the nut（8）Prevent with described
Aoxidize pad（9）It is located at the connector（7）With the upper wiring board（6）Between.
A kind of 5. transformer thimble assembly according to claim 1, it is characterised in that the anti-oxidation pad（9）Bag
Groove is provided with including（903）Resin enclosure（901）With positioned at the groove（903）Interior pad（902）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720751951.1U CN207217250U (en) | 2017-06-27 | 2017-06-27 | A kind of transformer thimble assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720751951.1U CN207217250U (en) | 2017-06-27 | 2017-06-27 | A kind of transformer thimble assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207217250U true CN207217250U (en) | 2018-04-10 |
Family
ID=61812342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720751951.1U Expired - Fee Related CN207217250U (en) | 2017-06-27 | 2017-06-27 | A kind of transformer thimble assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207217250U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113819964A (en) * | 2021-07-30 | 2021-12-21 | 开封科隆流量仪表有限公司 | Sealing structure of junction box of electromagnetic flowmeter |
-
2017
- 2017-06-27 CN CN201720751951.1U patent/CN207217250U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113819964A (en) * | 2021-07-30 | 2021-12-21 | 开封科隆流量仪表有限公司 | Sealing structure of junction box of electromagnetic flowmeter |
| CN113819964B (en) * | 2021-07-30 | 2023-09-15 | 开封科隆流量仪表有限公司 | Sealing structure of junction box of electromagnetic flowmeter |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180410 Termination date: 20180627 |