CN107993779A - Damp-proof type hollow combined insulator - Google Patents
Damp-proof type hollow combined insulator Download PDFInfo
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- CN107993779A CN107993779A CN201711013542.2A CN201711013542A CN107993779A CN 107993779 A CN107993779 A CN 107993779A CN 201711013542 A CN201711013542 A CN 201711013542A CN 107993779 A CN107993779 A CN 107993779A
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- insulator
- insulator body
- damp
- plugging mechanism
- proof type
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/26—Lead-in insulators; Lead-through insulators
- H01B17/30—Sealing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/38—Fittings, e.g. caps; Fastenings therefor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/52—Insulators or insulating bodies characterised by their form having cleaning devices
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Abstract
The present invention provides a kind of damp-proof type hollow combined insulator, which includes：Insulator body, the first plugging mechanism, the second plugging mechanism and drying bracket；Wherein, insulator body is the hollow cylinder of both ends open；First plugging mechanism and the second plugging mechanism are sheathed on the end of insulator body respectively, for sealing insulator body；Drying bracket position is adjustably connected to the inner wall of insulator body, and drying bracket is used to hang dry bag.Damp-proof type hollow combined insulator provided by the invention, is blocked insulator body by the first plugging mechanism and the second plugging mechanism；By drying bracket loft dried bag, to be absorbed into the moisture in insulator body；At the same time, drying bracket position is adjustably connected in insulator body, by the way that the drying bracket for being hung with dry bag is pulled to outside insulator body, to replace dry bag, and then the moisture in the composite insulator is further reduced, so that it is guaranteed that the safe operation of the composite insulator.
Description
Technical field
The present invention relates to insulator technology field, in particular to a kind of damp-proof type hollow combined insulator.
Background technology
In recent years, post composite insulators surpass in China is widely applied in ultra-high voltage transformer station, mainly as pillar
The equipment such as insulator supporting bus, switchgear, have material impact for substation operation security and reliability.High voltage etc.
The level compound cross-arm of transmission line of electricity, such as 750kV, 1000kV, the compound cross-arms of direct current 800kV also apply hollow combined insulator.
To ensure that there is sufficiently high dielectric strength inside hollow combined insulator, and prevent moisture from entering, at present station
With hollow combined insulator mainly by the way of filled polyurethane material, internal insulator is formed.The compound cross-arm insulation of circuit
Son is in addition to filled polyurethane foamed material, to reduce cross-arm weight also by the way of filling nitrogen, six-component force balance gas
Realize moisture-proof and insulation.Although current filled polyurethane expanded material is the main side of station hollow combined insulator built-in electrical insulation
Formula, still, since polyurethane in interior insulator is bubble shape, easily makes moist, and water absorption rate is higher, is extremely difficult to standard regulation
Water absorption rate requirement, there is adverse effect and hidden danger in longtime running, to the dielectric strength of equipment in addition, filled polyurethane material causes
Make insulator weight amplification larger, have impact on application range and applied voltage grade, therefore 1000kV composite cross-arm insulators can not
Using filled polyurethane interior insulation mode；And for filling the mode of insulating gas, should especially on the compound cross-arm of transmission line of electricity
With rear, long-term strong wind swing and aeolian vibration under the conditions of, if at cross arm insulator flange crimping or Pressure monitoring hole occurs
Gas leakage, after internal pressure and external pressure balance, moisture is easily accessible interior insulator, and condensation is formed in insulation inside pipe wall,
Even ponding, causes cross-arm dielectric strength to significantly reduce, easily occurs arcing fault in operation.
Chinese Publication No.：106448957 A of CN, disclose a kind of compound porcelain insulator of stick, by fourth head gold utensil, close
The composition such as big envelope, porcelain insulator, plug, bowl head gold utensil, fourth head gold utensil and bowl head gold utensil are crimped on the both ends of plug respectively, and porcelain is exhausted
Edge sub-set is on plug.There are several full skirts on porcelain insulator, porcelain insulator is sleeved on plug, and sealing shroud sealing in both ends prevents
Infiltration is made moist, and the intermediate gaps of porcelain insulator and plug are tamped with insulating cement.The both sides gold utensil of insulator has diversified forms, with suitable
Answer the assembling of different wire clamps.When insulator is by lightning stroke fragmentation, internal core rod will not be broken, therefore will not be from falling from high altitude.Insulation
The structure that plug is combined with porcelain insulator overcoat, the advantages of remaining composite insulator and porcelain insulator, and overcome it and lack
Point.
The compound porcelain insulator of stick that above-mentioned technical proposal provides, is only sealed to prevent infiltration from making moist by sealing shroud,
But if at flange crimping or Pressure monitoring hole leaks air, moisture, which can still enter in insulator, forms condensation even product
Water, causes cross-arm dielectric strength to significantly reduce, easily occurs arcing fault in operation.
The content of the invention
In consideration of it, the present invention proposes a kind of damp-proof type hollow combined insulator, it is intended to solves existing hollow insulator and holds
Easily enter the problem of moisture causes condensation or even ponding.
The present invention proposes a kind of damp-proof type hollow combined insulator, which includes：Insulator body, first
Plugging mechanism, the second plugging mechanism and drying bracket；Wherein, the insulator body is the hollow cylinder of both ends open；It is described
First plugging mechanism and second plugging mechanism are sheathed on the both ends of the insulator body respectively；The drying bracket position
The inner wall of the insulator body is adjustably connected to, the drying bracket is used to hang dry bag；When the insulator body
In use, first plugging mechanism and second plugging mechanism blocks the insulator body and the drying bracket is set
It is placed in the insulator body；When the drying bag hung on the drying bracket needs replacing, the drying bracket part
Or be all moved to outside the insulator body, to be replaced to the dry bag.
Further, above-mentioned damp-proof type hollow combined insulator, the drying bracket include：Suspension plate and rack leg；Its
In, the suspension plate is set in the length direction in the insulator body along the insulator body, and the suspension plate is used for
Hang the dry bag；The first end of the suspension plate is adjustably connected to the insulator body by the rack leg position
Inner wall on, the second end of the suspension plate and first plugging mechanism are detachably connectable.
Further, above-mentioned damp-proof type hollow combined insulator, several are provided with the suspension plate and is used to hang institute
State the suppending hole of dry bag.
Further, above-mentioned damp-proof type hollow combined insulator, is provided with stay hook on first plugging mechanism, is used for
Through the suppending hole with the fixation suspension plate.
Further, above-mentioned damp-proof type hollow combined insulator, the rack leg are two, it is on the insulator sheet
The shaft section of body is symmetrical arranged.
Further, above-mentioned damp-proof type hollow combined insulator, each rack leg is by rack wheel in the insulator
Slided on the inner wall of body.
Further, above-mentioned damp-proof type hollow combined insulator, first plugging mechanism include：It is sheathed on the insulation
The closure set of sub- body end, it is provided with the through hole passed through for the drying bracket；It is arranged at opening for the through hole
With the closure gate of closing, when the insulator body use, the closure gate is closed so that the through hole to be sealed.
Further, above-mentioned damp-proof type hollow combined insulator, the closure gate pass through locking member and the closure set phase
Connection, for locking the closure gate and the closure set when the closure gate closes the through hole.
Further, above-mentioned damp-proof type hollow combined insulator, the closure gate are rotationally connected with the closure set
Connect.
Further, above-mentioned damp-proof type hollow combined insulator, first plugging mechanism and/or second stopple plugging machine
Sealing ring is provided between structure and the insulator body, for sealing the insulator body.
Further, above-mentioned damp-proof type hollow combined insulator, first plugging mechanism and/or second stopple plugging machine
Fixed gold utensil is provided with structure, it is used to fix the insulator body.
Further, above-mentioned damp-proof type hollow combined insulator, the outer wall of the insulator body are coated with for uniform
The full skirt of current potential.
Damp-proof type hollow combined insulator provided by the invention, will be insulated by the first plugging mechanism and the second plugging mechanism
Sub- body closure, to improve the leakproofness of insulator body, and then prevents the moisture outside insulator body from entering insulator
In body；By drying bracket loft dried bag, to be absorbed into the moisture in insulator body, and then tide is further prevented
Gas produces condensation even ponding in insulator body, ensures that the safe operation of the composite insulator；Meanwhile dry branch
Rack position is adjustably connected in insulator body, when being deteriorated so as to the drying bag dehumidifying effect being suspended on drying bracket, is led to
Cross and the drying bracket for being hung with dry bag is pulled to outside insulator body, to replace dry bag, and then further reduce and be somebody's turn to do
Moisture in composite insulator, so as to again ensure that the safe operation of the composite insulator.
Especially, drying bracket provided by the invention, by suspension plate loft dried bag, to realize into insulator
Intrinsic moisture is absorbed；The rack leg set by suspension plate first end is connected on the inner wall of insulator body, with
Easy to ensure the stability of the dry bag of suspension plate and its suspension；Rack leg is adjustable along the inner wall position of insulator body, so as to
Realize the replacement of dry bag.In addition, the drying bracket only realizes the fixation and replacement of dry bag, knot by suspension plate and rack leg
Structure is simple, it is easy to accomplish.
Further, the first plugging mechanism provided by the invention, ensures the leakproofness of insulator body by blocking set, with
Just moisture is avoided to enter in insulator body；Cover upper through hole by blocking, so as to for drying bracket by and then being easy to drying
The replacement of bag；By the opening and closing of closure gate, to realize the sealing of the replacement of dry bag and insulator body.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, it is various other the advantages of and benefit it is common for this area
Technical staff will be clear understanding.Attached drawing is only used for showing the purpose of preferred embodiment, and is not considered as to the present invention
Limitation.And in whole attached drawing, identical component is denoted by the same reference numerals.In the accompanying drawings：
Fig. 1 is the using state structure diagram of damp-proof type hollow combined insulator provided in an embodiment of the present invention；
Fig. 2 is the maintenance status architecture schematic diagram of damp-proof type hollow combined insulator provided in an embodiment of the present invention.
Embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although the disclosure is shown in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
Limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
Completely it is communicated to those skilled in the art.It should be noted that in the case where there is no conflict, embodiment in the present invention and
Feature in embodiment can be mutually combined.Below with reference to the accompanying drawings and the present invention will be described in detail in conjunction with the embodiments.
Referring to Fig. 1, it shows for the structure of the use state of damp-proof type hollow combined insulator provided in an embodiment of the present invention
It is intended to, which includes：Insulator body 2, the first plugging mechanism 1, the second plugging mechanism 4 and drying bracket 3；Its
In, the first plugging mechanism 1 and the second plugging mechanism 4 are sheathed on the end of insulator body 2 respectively, for sealing insulator body
2。
Specifically, insulator body 2 is the hollow cylinder of both ends open, its structure is the prior art, not superfluous herein
State；To improve the insulating properties of the composite insulator, it is preferable that insulator body 2 is epoxy resin leading-drawing rod；To be homogenized insulator
Field strength and Potential distribution around body 2, it is preferable that the outer wall of insulator body 2 is provided with full skirt 6；To further improve absolutely
The performance of edge body 2, full skirt 6 is silicone rubber material, to improve the performances such as its corrosion resistance and hydrophobicity；To prevent from insulating
Moisture outside sub- body 2 is internally formed condensation into insulator body 2, and the first plugging mechanism 1 and the second plugging mechanism 4 are distinguished
The end of insulator body 2 is sheathed on, so as to by the end part seal of insulator body 2, and then improves the close of insulator body 2
Feng Xing, so as to improve the safe operation that its dielectric strength ensures insulator；Wherein, the second plugging mechanism 4 can be flange, flange
It is in the annular slab of angle setting that outer wall, which is provided with flange face, it is sealed to be sheathed on the end of insulator body 2；
To further improve the leakproofness of insulator body 2, the first plugging mechanism 1 and/or the second plugging mechanism 4 and insulator body 2
Between be provided with sealing ring, for sealing insulator body 2；Fixation and connection when being used for ease of insulator body 2, first
Fixed gold utensil 7 is provided with 1 and/or second plugging mechanism 4 of plugging mechanism, for fixing insulator body 2, to ensure to insulate
Stability when sub- body 1 uses.
With continued reference to Fig. 1,3 position of drying bracket is adjustably connected to its inner wall, and drying bracket 3 is used to hang dry bag 5.
Specifically, further to prevent insulator body 2 to be internally formed condensation even ponding, set in insulator body 2
Drying bracket 3 is equipped with, drying bracket 3 is used to hang dry bag 5；Wherein, drier is provided with dry bag 5, for being absorbed into
Enter the moisture in insulator body 2, and then prevent the formation of condensation in insulator body 2；For ease of the replacement of dry bag 5, do
Dry 3 position of stent is adjustably connected on the inner wall of insulator body 2；Preferably, drying bracket 3 and insulator body 2 are along exhausted
The length direction of edge body is slideably connected；
With continued reference to Fig. 1, when insulator body in use, the first plugging mechanism 1 and the second plugging structure 4 are by insulator body 2
Block and drying bracket 3 is all arranged in insulator body 2.
Specifically, will by the first plugging mechanism 1 and the second plugging structure 4 when insulator body 2 is in use state
Insulator body 2 blocks to be entered in insulator body 2 to avoid the moisture outside insulator body 2；To avoid insulator body 2 from leaking
Moisture condensation even ponding in insulator body 2, the drying bracket 3 for being linked with dry bag 5 are all arranged at insulator after gas
In body 2, to increase the dry bag 5 hung in insulator body 2 on the basis of the leakproofness of insulator body 2 is ensured
Tidal volume in quantity and then reduction insulator body 2.
Referring to Fig. 2, it illustrates for the maintenance status architecture of damp-proof type hollow combined insulator provided in an embodiment of the present invention
Figure, when the drying bag hung on drying bracket needs replacing, drying bracket be partly or entirely moved to insulator body it is outer with
Dry bag is replaced.
Specifically, known in the art to be, the moisture that the drier in dry bag 5 absorbs over time causes
Reduce the effect that drier absorbs moisture, the dry bag 5 hung on drying bracket 3 needs replacing；Moisture is absorbed to improve it
Effect, drying bracket 3 is partly or entirely moved to outside insulator body 2, to be done to being moved to 2 outside of insulator body
Dry bag 5 is replaced, and then carries out absorption processing by the moisture in 5 pairs of insulator bodies 2 of dry bag after replacement.
Obviously it is achieved that, the damp-proof type hollow combined insulator provided in the present embodiment, passes through the first stopple plugging machine
1 and second plugging mechanism 4 of structure blocks insulator body 2, to improve the leakproofness of insulator body 2, and then prevents from insulating
Moisture outside sub- body 2 enters in insulator body 2；By 3 loft dried bag 5 of drying bracket, to be absorbed into insulation
Moisture in sub- body 2, and then further prevent moisture from producing condensation even ponding in insulator body 2, ensure that
The safe operation of the composite insulator；Meanwhile 3 position of drying bracket is adjustably connected in insulator body 2, to be suspended on
When 5 dehumidifying effects of dry bag on drying bracket 3 are deteriorated, by the way that the drying bracket 3 for being hung with dry bag 5 is pulled to insulator
Outside body 2, to replace dry bag 5, and then the moisture in the composite insulator is further reduced, so as to again ensure that this is compound
The safe operation of insulator.
With continued reference to Fig. 1 and Fig. 2, drying bracket 3 includes：Suspension plate 31 and rack leg 32, wherein, suspension plate 31 is in insulation
Set in sub- body 2 along the length direction of insulator body 2, for loft dried bag 5, the first end of suspension plate 31（Such as Fig. 1 institutes
The left end shown）The inner wall of insulator body 2, the second end of suspension plate 31 are adjustably connected to by 32 position of rack leg（Such as Fig. 1
Shown right end）It is detachably connectable with the first plugging mechanism 1
Specifically, suspension plate 31 is arranged in insulator body 2, so that the drying hung in suspension plate 31 wraps 5 in insulator
The moisture being absorbed into body 2 in insulator body 2；Mitigate its quality at the same time to simplify the structure of suspension plate 31, it is preferable that
Several suppending holes for being used for loft dried bag 5 are provided with suspension plate 31；To be homogenized the quality of suspension plate 31, further preferably
Ground, several suppending holes are uniformly arranged in suspension plate 31；For ease of setting more dry bags 5 in insulator body 2, preferably
Ground, suspension plate 31 can be set along the length direction of insulator body 2, that is to say, that the length direction of suspension plate 31 and insulation
Sub- body 2 is arranged in an axially parallel mode；The first end of suspension plate 31 is adjustably connected to insulator body 2 by 32 position of rack leg
Inner wall, rack leg 32 can slideably be connected with the inner wall of insulator body 2；To improve the stabilization that suspension plate 31 moves
Property, it is preferable that rack leg 32 is two；It is further preferred that two rack legs 32 are symmetrical on the shaft section of insulator body 2
Set.For ease of the movement of suspension plate 31 and rack leg 32, it is preferable that rack leg 32 is by rack wheel 33 in insulator body 2
Inner wall on roll, to reduce when rack leg 32 moves with the friction of 2 inner wall of insulator body, and then improve rack leg 32
Service life；The second end of suspension plate 31 and the first plugging mechanism 1 be detachably connectable, so as to suspension plate 31 when in use
Fix and it is further preferred that being provided with stay hook on the first plugging mechanism 1（Not shown in figure）, stay hook is used for through suspension
The hole position opened up on hole or suspension plate is so that suspension plate 31 is fixed on the first plugging mechanism 1.
With continued reference to Fig. 1, when insulator body 2 is in use state, suspension plate 31 is all arranged at insulator body 2
Interior, the second end of suspension plate 31 is fixed on the first plugging mechanism 1；With continued reference to Fig. 2, when the dry bag 5 in insulator body 2
When i.e. the composite insulator needs to safeguard when needing replacing, the second end of suspension plate 31 is separated with the first plugging mechanism 1, passes through drawing
The second end of dynamic suspension plate 31 drives rack leg 32 to be moved along 2 inner wall of insulator body, until being needed replacing in suspension plate 31
Dry bag 5 be moved to outside insulator body 2, to be replaced to dry bag 5.
Obviously it is achieved that, the drying bracket 3 provided in the present embodiment, by 31 loft dried bag 5 of suspension plate, with
Just realize and absorbed to entering the moisture in insulator body 2；The rack leg 32 set by 31 first end of suspension plate connects
In on the inner wall of insulator body 2, in order to ensure the stability of the dry bag 5 of suspension plate 31 and its suspension；32 edge of rack leg
The inner wall position of insulator body 2 is adjustable, to realize the replacement of dry bag 5.In addition, the drying bracket 3 only passes through suspension plate
31 and rack leg 32 realize the fixation and replacement of dry bag 5, have the advantages of simple structure and easy realization.
With continued reference to Fig. 1 and Fig. 2, the first plugging mechanism 1 includes：Closure set 11 and closure gate（Not shown in figure）, wherein,
Closure set 11 is sheathed on the end of insulator body 2, and the through hole passed through for drying bracket 3 is provided with closure set 11；Closure gate
Through hole is arranged at, closure gate can open and close, and closure gate is closed so that through hole to be sealed when insulator body use.
Specifically, closure set 11 can be flange, and it is in the annular slab of angle setting that flange outer wall, which is provided with flange face,
To be sheathed on the end of insulator body 2 and then it to be sealed；Through hole is provided with closure set 11, which is used to supply
Drying bracket 3 by, so as to drying bracket 3 can through closure set 11 through hole be moved to outside insulator body 2, and then replace
Hang to the dry bag 5 on drying bracket 3；The position of through hole and its size can be determined according to drying bracket 3, it is preferable that logical
The size in hole be slightly larger than suspension plate 31 appearance and size, so as to ensure suspension 31 it is mobile while ensure insulator body 2
Leakproofness.
Obviously it is achieved that, the first plugging mechanism 1 provided in the present embodiment, ensures insulator by blocking set 11
The leakproofness of body 1, to avoid moisture from entering in insulator body 2；By blocking the through hole on set 11, so as to for dry branch
Frame 3 is by and then easy to the replacement of dry bag 5；By the opening and closing of closure gate, so as to realize the replacement of dry bag 5 and
The sealing of insulator body 2.
With continued reference to Fig. 2, for ease of the opening and closing of closure gate, closure gate is rotationally connected with closure set 11.
Specifically, closure gate and closure set 11 are hinged；To simplify its structure, it is further preferred that closure gate and closure
Set 11 can be rotationally connected by hinge；Certainly, closure gate can also slideably be connected with closure set 11, to incite somebody to action
Through hole seals and expansion, so for drying bracket 3 by and it is fixed；Insulator body 2 during to ensure that insulator body 2 uses
Internal leakproofness, closure gate 11 pass through locking member（Not shown in figure）It is connected with closure set, it is logical for being closed in closure gate
Closure gate 11 is locked during hole and closure covers, and then prevents the moisture outside insulator body 2 from entering in insulator body 2；Work as insulation
When dry bag 5 in sub- body 2 needs replacing, closure gate is opened so that through hole is unfolded and then drying bracket 3 can pass through from through hole
It is moved to outside insulator body 2；Replacing can be close by closure gate from through hole by being moved in insulator body 2 after drying wraps 5
Sealed insulator body 2, avoids moisture from entering in insulator body 2 to realize.
Obviously it is achieved that, the closure set 11 provided in the present embodiment is rotationally connected with closure gate, so as to
Easily realize the opening and closing of closure gate, and then ensure the replacement of dry bag 5 and the leakproofness of insulator body 2.
To sum up, the damp-proof type hollow combined insulator provided in the present embodiment, passes through the first plugging mechanism 1 and the second closure
Mechanism 4 blocks insulator body 2, to improve the leakproofness of insulator body 2, and then prevents outside insulator body 2
Moisture enters in insulator body 2；By 3 loft dried bag 5 of drying bracket, so as to the tide being absorbed into insulator body 2
Gas, and then further prevent moisture from producing condensation even ponding in insulator body 2, ensure that the composite insulator
Safe operation；Meanwhile 3 position of drying bracket is adjustably connected in insulator body 2, to be suspended on drying bracket 3
When 5 dehumidifying effects of dry bag are deteriorated, by the way that the drying bracket 3 for being hung with dry bag 5 is pulled to outside insulator body 2, so as to
Dry bag 5 is replaced, and then further reduces the moisture in the composite insulator, so as to again ensure that the safety of the composite insulator
Operation.
Especially, the drying bracket 3 provided in the present embodiment, by 31 loft dried bag 5 of suspension plate, so as to realize into
The moisture entered in insulator body 2 is absorbed；The rack leg 32 set by 31 first end of suspension plate is connected to insulator sheet
On the inner wall of body 2, in order to ensure the stability of the dry bag 5 of suspension plate 31 and its suspension；Rack leg 32 is along insulator body 2
Inner wall position it is adjustable, to realize the replacement of dry bag 5.In addition, the drying bracket 3 only passes through suspension plate 31 and rack leg 32
Realize the fixation and replacement of dry bag 5, have the advantages of simple structure and easy realization.
Further, the first plugging mechanism 1 provided in the present embodiment, ensures insulator body 1 by blocking set 11
Leakproofness, to avoid moisture from entering in insulator body 2；By blocking the through hole on set 11, so as to logical for drying bracket 3
Cross, and then easy to the replacement of dry bag 5；By the opening and closing of closure gate, to realize the replacement of dry bag 5 and insulator
The sealing of body 2.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and scope.In this way, if these modifications and changes of the present invention belongs to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these modification and variations.
Claims (12)
- A kind of 1. damp-proof type hollow combined insulator, it is characterised in that including：Insulator body（2）, the first plugging mechanism（1）、 Second plugging mechanism（4）And drying bracket（3）；Wherein,The insulator body（2）For the hollow cylinder of both ends open；First plugging mechanism（1）With second plugging mechanism（4）The insulator body is sheathed on respectively（2）Two End；The drying bracket（3）Position is adjustably connected to the insulator body（2）Inner wall, the drying bracket（3）With In hanging dry bag（5）；When the insulator body（2）In use, first plugging mechanism（1）With second plugging mechanism（4）By described in Insulator body（2）Closure and the drying bracket（3）It is arranged at the insulator body（2）It is interior；When the drying bracket（3）On the dry bag that hangs（5）When needing replacing, the drying bracket（3）Partly or entirely move Move to the insulator body（2）Outside, with to the dry bag（5）Replaced.
- 2. damp-proof type hollow combined insulator according to claim 1, it is characterised in that the drying bracket（3）Including： Suspension plate（31）And rack leg（32）；Wherein,The suspension plate（31）In the insulator body（2）It is interior along the insulator body（2）Length direction set, it is described Suspension plate（31）For hanging the dry bag（5）；The suspension plate（31）First end pass through the rack leg（32）Position is adjustably connected to the insulator body（2） Inner wall on, the suspension plate（31）Second end and first plugging mechanism（1）It is detachably connectable.
- 3. damp-proof type hollow combined insulator according to claim 2, it is characterised in that the suspension plate（31）Upper setting There are several to be used to hang the dry bag（5）Suppending hole.
- 4. damp-proof type hollow combined insulator according to claim 3, it is characterised in thatFirst plugging mechanism（1）On be provided with stay hook, for through the suppending hole with the fixation suspension plate（31）.
- 5. damp-proof type hollow combined insulator according to claim 2, it is characterised in thatThe rack leg（32）For two, it is on the insulator body（2）Shaft section be symmetrical arranged.
- 6. damp-proof type hollow combined insulator according to claim 5, it is characterised in that each rack leg（32）Pass through Rack wheel（33）In the insulator body（2）Inner wall on roll.
- 7. damp-proof type hollow combined insulator according to any one of claims 1 to 3, it is characterised in that first envelope Stifled mechanism（1）Including：It is sheathed on the insulator body（2）The closure set of end（11）, it is provided with for the drying bracket（3）What is passed through is logical Hole；The closure gate opened and closed of the through hole is arranged at, when the insulator body（2）Closure during use Door is closed so that the through hole to be sealed.
- 8. damp-proof type hollow combined insulator according to claim 7, it is characterised in thatThe closure gate is covered by locking member and the closure（11）It is connected, for when the closure gate closes the through hole Lock the closure gate and the closure set（11）.
- 9. damp-proof type hollow combined insulator according to claim 7, it is characterised in that the closure gate and the closure Set（11）Rotationally it is connected.
- 10. damp-proof type hollow combined insulator according to any one of claims 1 to 3, it is characterised in thatFirst plugging mechanism（1）And/or second plugging mechanism（4）With the insulator body（2）Between be provided with Sealing ring, for sealing the insulator body（2）.
- 11. damp-proof type hollow combined insulator according to any one of claims 1 to 3, it is characterised in thatFirst plugging mechanism（1）And/or second plugging mechanism（4）On be provided with fixed gold utensil（7）, it is used to fix The insulator body（2）.
- 12. damp-proof type hollow combined insulator according to any one of claims 1 to 3, it is characterised in thatThe insulator body（2）Outer wall be coated with full skirt for homogeneous potential（6）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711013542.2A CN107993779B (en) | 2017-10-26 | 2017-10-26 | Moistureproof hollow composite insulator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711013542.2A CN107993779B (en) | 2017-10-26 | 2017-10-26 | Moistureproof hollow composite insulator |
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| CN107993779A true CN107993779A (en) | 2018-05-04 |
| CN107993779B CN107993779B (en) | 2020-04-24 |
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| CN201711013542.2A Active CN107993779B (en) | 2017-10-26 | 2017-10-26 | Moistureproof hollow composite insulator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109358253A (en) * | 2018-11-29 | 2019-02-19 | 南方电网科学研究院有限责任公司 | A kind of compound cross-arm internal condensation pilot system of Puffer-type and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US3384701A (en) * | 1966-11-15 | 1968-05-21 | Ohio Brass Co | Post insulator with composite fillers |
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| US3384701A (en) * | 1966-11-15 | 1968-05-21 | Ohio Brass Co | Post insulator with composite fillers |
| CN1585046A (en) * | 2004-05-26 | 2005-02-23 | 宁波市科技园区永耀电力科技发展有限公司 | Composite protective cover insulator lightning arrester and producing method thereof |
| CN101740177A (en) * | 2008-11-12 | 2010-06-16 | 戴海永 | Composite insulated sleeve |
| CN102064512A (en) * | 2009-10-19 | 2011-05-18 | 株式会社东芝 | Overhead line engagement bushing |
| CN202957084U (en) * | 2012-11-30 | 2013-05-29 | 乐清市赛而乐电器科技有限公司 | Combined insulator arrester |
| CN106992047A (en) * | 2017-05-04 | 2017-07-28 | 江苏神马电力股份有限公司 | A kind of insulator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109358253A (en) * | 2018-11-29 | 2019-02-19 | 南方电网科学研究院有限责任公司 | A kind of compound cross-arm internal condensation pilot system of Puffer-type and method |
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| Publication number | Publication date |
|---|---|
| CN107993779B (en) | 2020-04-24 |
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