CN109215957A - Moisture absorber of transformer quick-replaceable flange - Google Patents
Moisture absorber of transformer quick-replaceable flange Download PDFInfo
- Publication number
- CN109215957A CN109215957A CN201811221234.3A CN201811221234A CN109215957A CN 109215957 A CN109215957 A CN 109215957A CN 201811221234 A CN201811221234 A CN 201811221234A CN 109215957 A CN109215957 A CN 109215957A
- Authority
- CN
- China
- Prior art keywords
- flange
- drag hook
- transformer
- pull rod
- moisture absorber
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/12—Oil cooling
- H01F27/14—Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The present invention relates to a kind of moisture absorber of transformer quick-replaceable flanges, including connecting flange, pull rod, drag hook is formed with an air hole at the center of connecting flange, and the air hole of the air hole and dehydrating breather flange is coaxial and isometrical, it is symmetrically cut with scissors in the quadrangle of connecting flange and fills four pull rods, hinge fills a drag hook on each pull rod, and connecting flange is connect with dehydrating breather flange by drag hook, and the hook end of drag hook is hung in the flange hole of dehydrating breather flange.It is complicated that this moisture absorber of transformer quick-replaceable flange solves the problems, such as that O&M service personnel replaces moisture absorber of transformer, effectively improve moisture absorber of transformer replacement efficiency, avoid replacement moisture absorber of transformer and caused by break dehydrating breather cloche, dehydrating breather flange or transformer twisted to the generation of bad or even personnel electric shock.
Description
Technical field
The invention belongs to power transformation operation fields, are related to transformer connecting flange, and especially a kind of moisture absorber of transformer is quick
Replace flange.
Background technique
Moisture absorber of transformer is to enter transformer (or mutual inductance for removing and drying variation due to temperature of oil in transformer
Device) oil conservater air in sundries and moisture, the equipment to guarantee the dielectric strength of transformer oil.When transformer expanded by heating
When, the extra air of exhalation inside transformer；When temperature of oil in transformer, which reduces, to be shunk, outside air is sucked.When sucking is external empty
When gas, transformer oil filtering external air in oil storage box, the moisture absorption that then silica gel will not filtered off makes in transformer
Transformer oil not by the intrusion of moisture content in outside air, make its water content always within standard.
In " national grid transformer station operation regulation ", the replacement procedure calls for dehydrating breather include: closing moisture absorption
Device valve；Remove oil sealing cover；Remove flange seat up and down；After the transformer of no dehydrating breather valve removes dehydrating breather, application specific is close
Packing seals pneumostome, or is blocked with measures such as plastic clothes, prevents moisture from entering.These processes move back Buchholz relay plus throwing
And the preliminary preparations such as tranformer protection need to occupy the time of one to two hours, replacement efficiency is too low.At the same time,
Power transformation O&M service personnel can encounter bolt difficulty and twist, reason includes bolt corrosion, spiral shell during replacing moisture absorber of transformer
Bolt with aluminum dehydrating breather flange because it is of long duration stick together, compared with moisture absorber of transformer installation site it is remote.Bolt difficulty, which is twisted, to draw
It sends out problem following: (1) destroying dehydrating breather cloche；(2) dehydrating breather flange is destroyed；(3) staff grasps around charging equipment
It causes to get an electric shock；(4) dehydrating breather replacement is cumbersome will lead to grave gas malfunction.
Summary of the invention
It is a kind of easy for installation it is an object of the invention to provide in place of overcome the deficiencies in the prior art, it can guarantee moisture absorption
The quick-replaceable flange that device works normally, can facilitate dehydrating breather to dismantle, and the dehydrating breather for avoiding screw from generating by corrosion is dismantled not
Convenient problem facilitates O&M service personnel and replaces dehydrating breather, ensures operating personnel's safety, prevents from destroying dehydrating breather and destruction
The accident of dehydrating breather flange occurs.
The technical proposal for solving the technical problem of the invention is:
A kind of moisture absorber of transformer quick-replaceable flange, including connecting flange, pull rod, drag hook, at the center of connecting flange
It is formed with an air hole, the air hole of the air hole and dehydrating breather flange is coaxial and isometrical, symmetrically cuts with scissors dress in the quadrangle of connecting flange
Four pull rods, hinge fills a drag hook on each pull rod, and connecting flange is connect with dehydrating breather flange by drag hook, the hook end of drag hook
It hangs in the bottom side flanges hole of dehydrating breather flange.
Moreover, the hinge dress mode of connecting flange and pull rod is symmetrically integrally to produce four at the both ends of the two sides of connecting flange
To axis support base, a pull rod support shaft is installed on two pairs of axis support bases of every side, the pull rod support between each pair of axis support base
The bottom end of a pull rod is set on axis.
Moreover, the hinge dress mode of pull rod and drag hook is to be formed with an axis hole at the middle part of each pull rod, on each axis hole
A drag hook support shaft is installed, integrally produces drag hook connection shaft seat, drag hook connection shaft seat and drag hook support shaft in one end of drag hook
Connection.
Moreover, the drag hook is U-shaped.
The advantages and positive effects of the present invention are:
1, this moisture absorber of transformer quick-replaceable flange solves O&M service personnel and replaces complexity to moisture absorber of transformer
The problem of, effectively improve moisture absorber of transformer replacement efficiency, avoid replacement moisture absorber of transformer and caused by break moisture absorption
Device cloche, the generation that dehydrating breather flange or transformer are twisted to bad or even personnel electric shock.
2, this moisture absorber of transformer quick-replaceable flange principle is simple, easy for installation, does not influence former moisture absorber of transformer
It works normally, transformer flange and dehydrating breather flange will not be damaged.Can quick-replaceable moisture absorber of transformer, facilitate
O&M service personnel replaces dehydrating breather, has ensured that replacement dehydrating breather process does not destroy equipment and ensured personal safety.
Detailed description of the invention
Fig. 1 is main view of the invention；
Fig. 2 is the top view (removing pull rod, drag hook) of Fig. 1；
Fig. 3 is usage state diagram of the invention；
Fig. 4 is the top view of Fig. 3.
Specific embodiment
The invention will be further described with reference to the accompanying drawing and by specific embodiment, and following embodiment is descriptive
, it is not restrictive, this does not limit the scope of protection of the present invention.
A kind of moisture absorber of transformer quick-replaceable flange, including connecting flange 1, pull rod 2, drag hook 5, in connecting flange
The heart is formed with an air hole, and the air hole of the air hole and dehydrating breather flange is coaxial and isometrical, symmetrically cuts with scissors in the quadrangle of connecting flange
Four pull rods are filled, hinge fills a drag hook on each pull rod.Connecting flange is connect with dehydrating breather flange by drag hook, the hook of drag hook
End is hung in the bottom side flanges hole of dehydrating breather flange 7.
The hinge dress mode of connecting flange and pull rod is symmetrically integrally to produce four pairs of axis at the both ends of the two sides of connecting flange
Support base 6 installs a pull rod support shaft on each pair of axis support base, installs a pull rod branch on two pairs of axis support bases of every side
Axis 4 is supportted, the bottom end of a pull rod is set in the pull rod support shaft between each pair of axis support base.Or in each pull rod support shaft
It is set with the bottom end of a pull rod, pull rod is rotated around pull rod support shaft.
The hinge dress mode of pull rod and drag hook is to be formed with an axis hole at the middle part of each pull rod, is installed on each axis hole
One drag hook support shaft 3, the drag hook are U-shaped, integrally produce drag hook connection shaft seat 9 in one end of drag hook, drag hook connection shaft seat with
Drag hook supports axis connection.
Pull rod is tensed upwards, can be hooked dehydrating breather flange by leverage, the pulling force of drag hook can will be inhaled
Spring washer between wet device flange and connecting flange is depressed into 1/3 thickness, meets the requirement of " national grid transformer station operation provides ".
By connecting flange and transformer flanged joint, replace moisture absorber of transformer 8 later or disassembly moisture absorber of transformer only need to pass through by
Four pull rods are stirred downwards, can pull open the pulling buckle of pull rod and drag hook composition, moment unloads moisture absorber of transformer, thus effectively
The efficiency for improving replacement moisture absorber of transformer reduces the time expended during stubborn bolt, reduces staff and charging
The time that equipment is stayed.
The transformer quick-replaceable flange is connect using bolt with moisture absorber of transformer flange-interface, if quick-replaceable
Flange can also be unloaded bolt by spanner because failure cannot use, and not influence the installation of moisture absorber of transformer, and then increase
The reliability of dehydrating breather.
Application method of the invention are as follows:
Connecting flange is bolted to the dehydrating breather flange-interface of transformer by four, then turns pull rod downwards
It is dynamic, enable drag hook to hook moisture absorber of transformer flange, after four drag hooks and moisture absorber of transformer flange are hooked, by pull rod
It pulls up up to pull rod is vertical with connecting flange and continues pull rod to internal buckle, pull rod and drag hook can reach self-locking state at this time
(Fig. 3) is able to maintain drag hook and clasps dehydrating breather flange.It only needs outward to dial four pull rods when replacing moisture absorber of transformer flange
Out, drag hook can unclamp moisture absorber of transformer flange, can remove moisture absorber of transformer at this time.
The present invention passes through laboratory test, complies fully with " national grid transformer station operation regulation " and " national grid is public
Take charge of electric power safety working regulation (power transformation part) " in requirement, can apply at the scene.
What has been described above is only a preferred embodiment of the present invention, it is noted that for those of ordinary skill in the art
For, under the premise of not departing from inventive concept, various modifications and improvements can be made, these belong to protection of the invention
Range.
Claims (4)
1. a kind of moisture absorber of transformer quick-replaceable flange, it is characterised in that: including connecting flange, pull rod, drag hook, in connection method
Blue center is formed with an air hole, and the air hole of the air hole and dehydrating breather flange is coaxial and isometrical, in the quadrangle of connecting flange
Symmetrical hinge fills four pull rods, and hinge fills a drag hook on each pull rod, and connecting flange is connect with dehydrating breather flange by drag hook, draws
The hook end of hook is hung in the bottom side flanges hole of dehydrating breather flange.
2. moisture absorber of transformer quick-replaceable flange according to claim 1, it is characterised in that: connecting flange and pull rod
Cutting with scissors dress mode is symmetrically integrally to produce four pairs of axis support bases at the both ends of the two sides of connecting flange, and two pairs of axis in every side support
A pull rod support shaft is installed on seat, the bottom end of a pull rod is set in the pull rod support shaft between each pair of axis support base.
3. moisture absorber of transformer quick-replaceable flange according to claim 1, it is characterised in that: the hinge of pull rod and drag hook dress
Mode is to be formed with an axis hole at the middle part of each pull rod, a drag hook support shaft is installed on each axis hole, the one of drag hook
Drag hook connection shaft seat is integrally produced at end, and drag hook connection shaft seat and drag hook support axis connection.
4. moisture absorber of transformer quick-replaceable flange according to claim 1 or 4, it is characterised in that: the drag hook is U
Shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811221234.3A CN109215957B (en) | 2018-10-19 | 2018-10-19 | Quick replacement flange of transformer moisture absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811221234.3A CN109215957B (en) | 2018-10-19 | 2018-10-19 | Quick replacement flange of transformer moisture absorber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109215957A true CN109215957A (en) | 2019-01-15 |
| CN109215957B CN109215957B (en) | 2022-04-19 |
Family
ID=64981360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811221234.3A Active CN109215957B (en) | 2018-10-19 | 2018-10-19 | Quick replacement flange of transformer moisture absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109215957B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102935594A (en) * | 2012-12-08 | 2013-02-20 | 重庆天之道科技发展有限公司 | Positioning clamping device for flange plate |
| CN209071098U (en) * | 2018-10-19 | 2019-07-05 | 国网天津市电力公司 | The novel flange of for transformer dehydrating breather |
-
2018
- 2018-10-19 CN CN201811221234.3A patent/CN109215957B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102935594A (en) * | 2012-12-08 | 2013-02-20 | 重庆天之道科技发展有限公司 | Positioning clamping device for flange plate |
| CN209071098U (en) * | 2018-10-19 | 2019-07-05 | 国网天津市电力公司 | The novel flange of for transformer dehydrating breather |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109215957B (en) | 2022-04-19 |
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