CN207800948U - Seal assembly and insulator arrangement wire clamp comprising it - Google Patents
Seal assembly and insulator arrangement wire clamp comprising it Download PDFInfo
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- CN207800948U CN207800948U CN201820236713.1U CN201820236713U CN207800948U CN 207800948 U CN207800948 U CN 207800948U CN 201820236713 U CN201820236713 U CN 201820236713U CN 207800948 U CN207800948 U CN 207800948U
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Abstract
The utility model provides a kind of seal assembly and the insulator arrangement wire clamp comprising it.Seal assembly is used for water-tight equipment wire clamp, and pole is equipped on device clamp.Seal assembly includes seal casinghousing, sealing shroud and preceding sealing cover.There is the accommodating cavity for housing device clamp, the bottom of seal casinghousing there is sealing shroud accommodating hole, one end of seal casinghousing to have preceding seal in seal casinghousing.Sealing shroud is equipped with pole accommodating hole, and pole accommodating hole is used to house the end of thread of pole.Sealing shroud is sealedly attached to sealing shroud accommodating hole.Preceding seal cap sealing is connected to preceding seal, and preceding sealing cover is equipped with the sealed entry for making cable enter.Device clamp is integrally located in seal casinghousing, and seal assembly can carry out device clamp preferably to seal and protect.The sealing performance of device clamp is improved, but also the surface of device clamp is not oxidizable, is not easy to that electrochemical corrosion occurs, improves the service life of device clamp.
Description
Technical field
The utility model is related to a kind of device clamp, more particularly to a kind of seal assembly and the insulator arrangement line comprising it
Folder.
Background technology
Transformer is the capital equipment in distribution system, the connection between device clamp for transformer and cable, to defeated
The safe operation of distribution system plays a crucial role.
In the prior art, after device clamp is connect with the pole of cable, transformer, normally only company is covered with sheath
Place is met, sealing performance is poor, cannot prevent moisture and be contacted with device clamp, and after long-time use, the surface of device clamp is easy
Oxidation.In addition, being easy to happen electrochemical corrosion when connecting different conductor material, device clamp service life is shorter.
To sum up, device clamp in the prior art has the defect that sealing performance is poor, device clamp service life is shorter.
Utility model content
The technical problems to be solved in the utility model is to overcome device clamp in the prior art to have sealing performance
Defect poor, device clamp service life is shorter provides a kind of seal assembly and the insulator arrangement wire clamp comprising it.
The utility model is to solve above-mentioned technical problem by following technical proposals：
A kind of seal assembly is used for water-tight equipment wire clamp, pole is equipped on the device clamp, the pole is along height
There is the end of thread and porcelain vase end, feature to be that the seal assembly includes in direction：
Seal casinghousing, the seal casinghousing is interior to have accommodating cavity, the accommodating cavity described for housing the device clamp
There is sealing shroud accommodating hole, one end of the seal casinghousing to have preceding seal, the preceding seal, institute for the bottom of seal casinghousing
Sealing shroud accommodating hole is stated to be connected with the accommodating cavity；
Sealing shroud, the sealing shroud are equipped with pole accommodating hole, and the pole accommodating hole is used to house the spiral shell of the pole
Line end, the sealing shroud are sealedly attached to the sealing shroud accommodating hole；
Preceding sealing cover, the preceding seal cap sealing are connected to the preceding seal, and the preceding sealing cover is equipped with and is encapsulated into
Mouthful, the sealed entry is for making cable enter the accommodating cavity.
In the present solution, device clamp is integrally located in seal casinghousing, the end of thread of pole is arranged in sealing shroud, and cable is logical
It crosses preceding sealing cover and enters accommodating cavity, thus, it is possible to device clamp and pole preferably seal and protect.Seal assembly carries
The high sealing performance of device clamp is not easy to that electrochemical corrosion occurs, improves but also the surface of device clamp is not oxidizable
The service life of device clamp.
Preferably, the sealing shroud includes：
Interconnecting piece；
Sealing, the sealing position is made in the inside of the interconnecting piece, the sealing of elastic material, described close
Envelope portion is equipped with the pole accommodating hole, the pole accommodating hole along the interconnecting piece short transverse through the sealing
Portion, the interconnecting piece are sealedly attached to the sealing shroud accommodating hole；
Guard section, the guard section are connected to the bottom of the sealing, and the inside of the sheath section holds with the pole
It sets hole to be connected, the inside of the sheath section is used to house the porcelain vase end of the pole；
Wherein, accommodating space, the appearance are formed between the outside wall surface of the sealing and the internal face of the interconnecting piece
Isolation material is filled in emptying.
After in the present solution, being inserted into pole in pole accommodating hole, sealing can occur flexible deformation and hold pole tightly.By
In the presence of the screw thread on the end of thread of pole, it is likely that can reliably seal between sealing and pole, house
The presence of space interior insulation material can avoid influence of the screw thread to sealing performance.To when sealing shroud is for pole part
When sealing, sealing performance is preferable.In addition, the shape of guard section is adapted with the shape at the porcelain vase end of pole, guard section can be right
Porcelain vase end plays a protective role, and is conducive to the service life for improving pole.
Preferably, the sealing has top and bottom end, the bottom of the sealing along the short transverse of the interconnecting piece
End fits in the bottom of the interconnecting piece；
From the top of the sealing to the bottom end of the sealing, the sealing is in up-small and down-big bell mouth shape；
In the short transverse along the interconnecting piece, the height of the interconnecting piece is not less than the height of the sealing.
In the present solution, sealing bottom end cross section area be more than sealing top cross section area,
On the one hand, the isolation material that can house more amount is advantageously implemented the reliable sealing to the end of thread of pole；On the other hand,
If the area of the cross section of the bottom end of sealing is less than the area of the cross section on the top of sealing, it is likely to so that close
There are gap between the top and pole in envelope portion, the sealing effect to pole part is influenced.
Preferably, the cable includes main line and two thermometric lines, the seal includes the first seal and two the
Two seals, for first seal for making the main line enter the accommodating cavity, second seal is described for making
Thermometric line enters the accommodating cavity；
It is additionally provided on the preceding sealing cover：
First sealing extension, the first sealing extension is from the preceding sealing cover close to one end of the seal casinghousing
Extend towards the accommodating cavity, the first sealing extending part is on the extending direction of first seal；
Two second sealing extensions, the second sealing extension is from the preceding sealing cover close to the seal casinghousing
One end extends towards the accommodating cavity, and the second sealing extending part is on the extending direction of second seal.
In the present solution, first sealing extension and second sealing extension increase before sealing cover and cable contact surface
Product is conducive to the stability for improving cable, in addition, since the first sealing extension and the second sealing extension carry for other structures
Installation space is supplied, the cable for being advantageously implemented different size passes through.
Preferably, the first sealing extension uses hierarchical structure, for making the main line of different size pass through.
In the present solution, hierarchical structure can improve the versatility of device clamp, be conducive to save cost, also allowing for pipe
Reason.
Preferably, the seal assembly further includes top cover labyrinth, and the top cover labyrinth include the first sealing cover, it is second close
Capping and third sealing cover；
The seal casinghousing is equipped with the first seal, the second seal and third seal；
Wherein, first sealing cover, second sealing cover and third sealing cover one-to-one correspondence are sealedly attached to
First seal, second seal and the third seal.
Preferably, first sealing cover is connected to second sealing cover, first sealing by the first connect band
Lid is connected to the third sealing cover by the second connect band.
In the present solution, the first sealing cover, the second sealing cover and third sealing cover are connected by the first connect band and second
Band connection is integral, and easily facilitates management.
Preferably, the one side wall of first sealing cover is connected with junction button, the junction button has link slot, before described
Protrusion is correspondingly provided on the side wall of sealing cover, the protrusion is arranged in the link slot.
In the present solution, the first sealing cover fastened to by junction button, protrusion before on sealing cover, be both convenient for management, also have
Conducive to the sealing reliability of raising device clamp.
The utility model also provides a kind of insulator arrangement wire clamp, and feature is comprising device clamp as described above
And seal assembly.
The utility model also provides a kind of insulator arrangement wire clamp, which is characterized in that it includes device clamp as described above
And seal assembly；Wherein, the device clamp includes：
Wire clip body, the wire clip body are equipped with cable entries, and the cable entries are connected with the sealed entry,
The first accommodating hole is additionally provided on the wire clip body, first accommodating hole is connected with the cable entries；
Bolt is sheared, the shearing bolt is arranged in first accommodating hole, separate institute in the screw rod of the shearing bolt
The one end on the head of shearing bolt is stated for being connected to the cable；
Wherein, the outside wall surface of the screw rod of the shearing bolt is equipped at least two cut grooves, at least two cut grooves
Axis direction along the shearing bolt is spaced apart, and each cut groove is along the circumferential direction side of the screw rod of the shearing bolt
To extension；
The head of the shearing bolt is equipped with mounting hole, and the mounting hole extends through remote at least two cut grooves
One cut groove on the head from the shearing bolt；
Wherein, first seal is corresponding with the shearing position of bolt.
In the present solution, wire clip body is connect with cable by shearing bolt presses, easy to operate, performance is stablized.Shearing
After bolt is connected to cable, shearing bolt twists off from corresponding cut groove.It shears bolt and is equipped at least two cut grooves, it is right
In the cable of larger specification, shearing bolt can be twisted off from from a cut groove of cable；For the cable compared with small dimension,
Shearing bolt can be twisted off from a cut groove far from cable.To so that equipment cable can adapt to different size
Cable, versatility are preferable.In addition, can also pass through installation since mounting hole extends through cut groove after shearing bolt is twisted off
Hole more conveniently unloads shearing bolt from wire clip body, also allows for later maintenance.Wherein, shearing bolt is installed to line
During pressing from both sides ontology, the first sealing cover is detached with seal casinghousing, after shearing bolt presses cable in place, by the first sealing cover
It is tightly connected with the first seal of seal casinghousing.
Preferably, being additionally provided with the second accommodating hole on the wire clip body, the device clamp further includes：
Chuck, the chuck are arranged in second accommodating hole, and the chuck is equipped with：
Pole accommodating hole, for the pole accommodating hole for housing the pole, the pole accommodating hole is located at the wire clamp
One end far from the cable entries in ontology, the pole accommodating hole extend along the short transverse of the chuck；
First unloads stress slot, and described first, which unloads stress slot, is located on the side wall of the chuck, and described first, which unloads stress slot, prolongs
Extend to the pole accommodating hole；
Wherein, there is one end far from the cable entries opening, the opening to extend to described in the wire clip body
Pole accommodating hole；
It is equipped with adjustment hole in the wire clip body on two side corresponding with the opening, the two of the wire clip body
Adjustment hole and the opening in communication, a fastener on side wall are arranged in the wherein one side wall of the wire clip body, institute successively
State another side wall of opening and the wire clip body；
Wherein, second seal is corresponding with the position of the chuck, the third seal and the adjustment hole
Position it is corresponding.
In the present solution, wire clip body can be tightened by fastener so that flexible deformation occurs for chuck, so that folder
Set can be held tightly with pole, the connection of the final pole for realizing cable and transformer.Wherein, before pole and chuck are held tightly,
Second sealing cover is detached with seal casinghousing, third sealing cover is detached with seal casinghousing, close by second after pole and chuck holding
Capping and the second seal sealed connection of seal casinghousing, the third seal sealed connection of third sealing cover and seal casinghousing.
On the basis of common knowledge of the art, above-mentioned each optimum condition, can arbitrarily combine to get the utility model respectively compared with
Good example.
The positive effect of the utility model is：
Device clamp is integrally located in seal casinghousing, and the end of thread of pole is arranged in sealing shroud, and cable passes through preceding sealing cover
Into accommodating cavity, thus, it is possible to device clamp and pole preferably seal and protect.Seal assembly improves equipment line
The sealing performance of folder is not easy to that electrochemical corrosion occurs, improves device clamp but also the surface of device clamp is not oxidizable
Service life.
Description of the drawings
Fig. 1 is the structural schematic diagram of the seal assembly of one preferred embodiment of the utility model.
Fig. 2 be one preferred embodiment of the utility model seal assembly in sealing shroud structural schematic diagram.
Fig. 3 be one preferred embodiment of the utility model seal assembly in sealing shroud another location state structural representation
Figure.
Fig. 4 be one preferred embodiment of the utility model seal assembly in seal casinghousing structural schematic diagram.
Fig. 5 be one preferred embodiment of the utility model seal assembly in top cover labyrinth structural schematic diagram.
Fig. 6 be one preferred embodiment of the utility model seal assembly in preceding sealing cover structural schematic diagram.
Fig. 7 shows for the structure of the another location state of preceding sealing cover in the seal assembly of one preferred embodiment of the utility model
It is intended to.
Fig. 8 be one preferred embodiment of the utility model insulator arrangement wire clamp in device clamp structural schematic diagram.
Fig. 9 is the structural schematic diagram of the another location state of the device clamp of one preferred embodiment of the utility model.
Figure 10 be one preferred embodiment of the utility model device clamp in wire clip body structural schematic diagram.
Figure 11 be one preferred embodiment of the utility model device clamp in shear bolt structural schematic diagram.
Figure 12 be one preferred embodiment of the utility model device clamp in chuck structural schematic diagram.
Reference sign：
10 chucks
101 pole accommodating holes
102 first unload stress slot
103 second unload stress slot
104 tops positioning region
105 card slots
20 bottom end locating pieces
30 wire clip bodies
301 cable entries
302 first accommodating holes
303 second accommodating holes
304 openings
305 adjustment holes
306 thermometric line entrances
307 third accommodating holes
40 shearing bolts
401 cut grooves
402 mounting holes
50 fasteners
60 screws
70 sealing shrouds
701 interconnecting pieces
7011 protrusions
702 sealings
7021 pole accommodating holes
703 accommodating spaces
704 guard sections
80 seal casinghousings
801 first seals
802 second seals
803 third seals
Seal before 804
90 top cover labyrinths
901 first sealing covers
902 second sealing covers
903 third sealing covers
904 first connect bands
905 second connect bands
906 junction buttons
9061 link slots
Sealing cover before 100
1001 protrusions
1002 first sealed entries
1003 first sealing extensions
1004 second sealed entries
1005 second sealing extensions
Specific implementation mode
A preferred embodiment is named, and completely illustrates the utility model in conjunction with attached drawing to become apparent from.
The present embodiment discloses a kind of seal assembly, which is used for water-tight equipment wire clamp, is equipped on device clamp
Pole, pole have the end of thread and porcelain vase end along short transverse.- 7 are understood referring to Fig.1, and seal assembly includes seal casinghousing
80, sealing shroud 70 and preceding sealing cover 100.Wherein, there is accommodating cavity, accommodating cavity to be used to house device clamp in seal casinghousing 80,
There is 70 accommodating hole of sealing shroud, one end of seal casinghousing 80 to have preceding seal 804, preceding seal for the bottom of seal casinghousing 80
804,70 accommodating hole of sealing shroud is connected with accommodating cavity.Sealing shroud 70 is equipped with pole accommodating hole 7021, pole accommodating hole
7021 end of thread for housing pole, sealing shroud 70 are sealedly attached to 70 accommodating hole of sealing shroud.Preceding sealing cover 100 is tightly connected
In preceding seal 804, preceding sealing cover 100 is equipped with sealed entry, and sealed entry is for making cable enter accommodating cavity.
In the present embodiment, device clamp is integrally located in seal casinghousing 80, and the end of thread of pole is arranged in sealing shroud
70, cable enters accommodating cavity by preceding sealing cover 100, thus, it is possible to device clamp and pole preferably seal and protect
Shield.Seal assembly improves the sealing performance of device clamp, but also the surface of device clamp is not oxidizable, is not easy to that electricity occurs
Chemical attack improves the service life of device clamp.
Understood with reference to Fig. 2 and Fig. 3, sealing shroud 70 includes interconnecting piece 701, sealing 702 and guard section 704.Sealing
Portion 702 is located at the inside of interconnecting piece 701, and sealing 702 is made of elastic material, and sealing 702 is equipped with pole accommodating hole
7021, pole accommodating hole 7021 along interconnecting piece 701 short transverse through sealing 702, interconnecting piece 701 is sealedly attached to close
70 accommodating hole of big envelope.Guard section 704 is connected to the bottom of sealing 702, and the inside of sheath section is connected with pole accommodating hole 7021
Logical, the inside of sheath section is used to house the porcelain vase end of pole.Wherein, the internal face of the outside wall surface of sealing 702 and interconnecting piece 701
Between be formed with accommodating space 703, isolation material is filled in accommodating space 703.
In the present embodiment, after being inserted into pole in pole accommodating hole 7021, sealing 702 can occur flexible deformation and
Hold pole tightly.Due to the presence of the screw thread on the end of thread of pole, it is likely that can make between sealing 702 and pole cannot can
It is sealed by ground, the presence of 703 interior insulation material of accommodating space can avoid influence of the screw thread to sealing performance.To work as sealing
When set 70 is used for the sealing of pole part, sealing performance is preferable.In addition, the shape at the porcelain vase end of the shape and pole of guard section 704
Shape is adapted, and guard section 704 can play a protective role to porcelain vase end, is conducive to the service life for improving pole.
Understood with continued reference to Fig. 2 and Fig. 3, sealing 702 has top and bottom along the short transverse of interconnecting piece 701
End, the bottom end of sealing 702 fits in the bottom of interconnecting piece 701.The top in self sealss portion 702 is close to the bottom end of sealing 702
Envelope portion 702 is in up-small and down-big bell mouth shape；In the short transverse along interconnecting piece 701, the height of interconnecting piece 701 is not less than close
The height in envelope portion 702.
Wherein, the area of the cross section of the bottom end of sealing 702 is more than the area of the cross section on the top of sealing 702,
On the one hand, the isolation material that can house more amount is advantageously implemented the reliable sealing to the end of thread of pole；On the other hand,
If the area of the cross section of the bottom end of sealing 702 is less than the area of the cross section on the top of sealing 702, it is likely to
So that influencing the sealing effect to pole part there are gap between the top and pole of sealing 702.
In addition, in the present embodiment, the material of sealing 702 is rubber.But in other alternative embodiments
In, other elastic materials, such as silica gel may be used in sealing 702.
Understood with reference to Fig. 2, the outside wall surface of interconnecting piece 701 is equipped with protrusion 7011, and protrusion 7011 is along interconnecting piece
701 circumferential direction extends, and protrusion 7011 is used to fit in the bottom of seal casinghousing 80.Wherein, protrusion 7011 can be real
Existing Primary Location between interconnecting piece 701 and seal casinghousing 80, the peace being easy to implement between interconnecting piece 701 and seal casinghousing 80
Dress is conducive to improve the sealed connection between interconnecting piece 701 and seal casinghousing 80.
Under normal conditions, cable includes that main line and two thermometric lines are managed referring to figure 6 and figure 7 in the present embodiment
Solution, seal include the first seal 801 and two the second seals 802, and the first seal 801 is accommodating for making main line enter
Chamber, the second seal 802 is for making thermometric line enter accommodating cavity.The first sealing extension 1003 is additionally provided on preceding sealing cover 100
With two second sealing extensions 1005.First sealing extension 1003 is from preceding sealing cover 100 close to one end of seal casinghousing 80
Extend towards accommodating cavity, the first sealing extension 1003 is located on the extending direction of the first seal 801.Second sealing extension
1005 extend close to one end of seal casinghousing 80 towards accommodating cavity from preceding sealing cover 100, and the second sealing extension 1005 is located at the
On the extending direction of two seals 802.
Wherein, the first sealing extension 1003 and second seals sealing cover 100 and cable before extension 1005 increases
Contact area is conducive to the stability for improving cable, in addition, since the first sealing extension 1003 and second seals extension
1005 provide installation space for other structures, and the cable for being advantageously implemented different size passes through.
In addition, in the present embodiment, the first sealing extension 1003 uses hierarchical structure, the master for making different size
Line passes through.Hierarchical structure can improve the versatility of device clamp, be conducive to save cost, also allow for managing.
Referring to Fig.1, Fig. 4-6 is understood, seal assembly further includes top cover labyrinth 90, and top cover labyrinth 90 includes first close
Cover the 901, second sealing cover 902 and third sealing cover 903.Seal casinghousing 80 is equipped with the first seal 801, the second seal
802 and third seal 803.First sealing cover 901, the second sealing cover 902 and third sealing cover 903, which correspond, to be tightly connected
In the first seal 801, the second seal 802 and third seal 803.First sealing cover 901 is connected by the first connect band 904
It is connected to the second sealing cover 902, the first sealing cover 901 is connected to third sealing cover 903 by the second connect band 905.First sealing
The one side wall of lid 901 is connected with junction button 906, and junction button 906 has link slot 9061, corresponded on the side wall of preceding sealing cover 100
Equipped with protrusion 1001, protrusion 1001 is arranged in link slot 9061.
Wherein, the first sealing cover 901, the second sealing cover 902 and third sealing cover 903 pass through the first connect band 904 and
The connection of two connect bands 905 is integral, and easily facilitates management.
In the present solution, the first sealing cover 901 fastened to by junction button 906, protrusion 1001 before on sealing cover 100, both
Convenient for management, it is also beneficial to improve the sealing reliability of device clamp.
The present embodiment also discloses a kind of insulator arrangement wire clamp comprising device clamp and above-mentioned seal assembly, the equipment line
Folder is for realizing the connection between cable and transformer poles.Wherein, understood with reference to figure 8-12, device clamp includes wire clamp
Ontology 30 and shearing bolt 40.Wherein, wire clip body 30 is equipped with cable entries 301, and cable entries 301 are for making cable stretch into
Wire clip body 30.Be additionally provided with the first accommodating hole 302 (being mainly shown in FIG. 10) on wire clip body 30, the first accommodating hole 302 with
Cable entries 301 are connected.Shearing bolt 40 is arranged in the first accommodating hole 302, shears in the screw rod of bolt 40 far from shearing spiral shell
The one end on the head of bolt 40 is for being connected to cable.The outside wall surface for shearing the screw rod of bolt 40 is equipped at least two cut grooves 401,
At least two cut grooves 401 are spaced apart along the axis direction of shearing bolt 40, and each cut groove 401 is along shearing bolt 40
The circumferential direction of screw rod extends.The head for shearing bolt 40 is equipped with mounting hole 402, and mounting hole 402 extends through at least two and cuts
One cut groove 401 on the head far from shearing bolt 40 in grooving 401.
In the present embodiment, wire clip body 30 and cable are compressed by shearing bolt 40 and are connected, easy to operate, performance is steady
It is fixed.After shearing bolt 40 is connected to cable, shearing bolt 40 twists off from corresponding cut groove 401.Shearing bolt 40 is equipped with
At least two cut grooves 401, for the cable of larger specification, shearing bolt 40 can be from from a cut groove 401 of cable
It is twisted off；For the cable compared with small dimension, shearing bolt 40 can be twisted off from a cut groove 401 far from cable.To,
So that equipment cable can adapt to the cable of different size, versatility is preferable.In addition, since mounting hole 402 extends through shearing
Slot 401, after shearing bolt 40 is twisted off, also can by mounting hole 402 it is more convenient will shearing bolt 40 from wire clip body
It is unloaded on 30, also allows for later maintenance.Wherein, the wall surface of mounting hole 402 is equipped with internal thread.
It should be noted that wire clip body 30 is threaded in the connection surface of cable, cable is connected to wire clamp
When in ontology 30, thread can puncture the oxidation film of cable surface, increase contact area, be conducive to promote electric conductivity.
In addition, in the present embodiment, the material of wire clip body 30 is aluminium alloy, is answered coated with electric power on the wall surface of cable entries 301
Close fat.Aluminium alloy has preferable corrosion resistance, and lighter weight without magnetic loss, can lower cost, be also beneficial to energy-saving ring
It protects.Device clamp in the prior art mostly uses copper plate process for stamping and forming or is made of red copper casting technique, is produced into
This is higher.That is, compared with prior art, this programme can reduce cost.In addition, in the company of wire clip body 30 and cable
It connects and coats electric force compounded grease on surface, since electric force compounded grease can be anti-oxidant, and conductive capability is stronger, to be conducive to carry
The service life of high insulating clamp.
Understood with continued reference to Fig. 8, in the present embodiment, mounting hole 402 is interior hexagonal mounting hole 402.At other
In alternative embodiment, mounting hole 402 may be set to be circular hole or square hole.
Understood with reference to Fig. 8-10, the second accommodating hole 303 is additionally provided on wire clip body 30, and device clamp further includes folder
Set.Chuck is arranged in the second accommodating hole 303, and chuck unloads stress slot 102 equipped with pole accommodating hole 7021 and first.Pole is accommodating
Hole 7021 is located at one end far from cable entries 301 in wire clip body 30 for housing pole, pole accommodating hole 7021, and pole holds
The short transverse that hole 7021 is set along chuck extends.First, which unloads stress slot 102, is located on the side wall of chuck, and first unloads stress slot 102
Extend to pole accommodating hole 7021.Wherein, one end far from cable entries 301 in wire clip body 30 has opening 304, opening
304 extend to pole accommodating hole 7021.It is equipped with adjustment hole 305 on 304 corresponding two sides of opening in wire clip body 30,
Adjustment hole 305 on the two side of wire clip body 30 is connected with opening 304, and fastener 50 is arranged in wire clip body 30 successively
Wherein another side wall of one side wall, opening 304 and wire clip body 30.
In the present embodiment, wire clip body 30 can be tightened by fastener 50 so that flexible deformation occurs for chuck, into
And chuck is held tightly with pole, the connection of the final pole for realizing cable and transformer.
Understood with reference to Fig. 8 and Figure 12, second is additionally provided on chuck and unloads stress slot 103.Second, which unloads stress slot 103, is located at
On the wall surface of pole accommodating hole 7021, and second unloads short transverse extension of the stress slot 103 along chuck.Second unloads stress slot 103
So that chuck is more prone to that flexible deformation occurs, and then it more can reliably hold pole tightly so that between chuck and pole not
It easily loosens, is conducive to improve the reliability connected between cable and device clamp, pole.It should be noted that pole accommodating hole
7021 wall surface is equipped with internal thread, and pole is equipped with external screw thread, and chuck passes through cooperation between internal thread, external screw thread and pole
Contact, contact area are larger.
In the present embodiment, it is set on the wall surface of pole accommodating hole 7021 and unloads stress slot 103 there are three second, and three the
Two unload stress slot 103 is arranged along the circumferential direction interval of chuck.Three second are unloaded stress slot 103 and can further be conducive to chuck hair
Raw flexible deformation is further conducive to improve the reliability connected between chuck and pole.In other alternative embodiments
In, ensureing chuck self-strength and on the basis of flexible deformation, second unload stress slot 103 may be alternatively provided as one, two, four
It is a or four or more.
Understood with reference to Fig. 8, Fig. 9 and Figure 12, chuck has top and bottom end along short transverse, and the top of chuck is equipped with
Top positioning region 104, top positioning region 104 extend outwardly from the outside wall surface of chuck along the circumferential direction of chuck.The top of chuck
It can reliably extend wire clip body 30 by top positioning region 104, be conducive to the contact area for increasing chuck and pole, into
And be conducive to further increase the reliability connected between chuck and pole, wire clip body 3030.Wherein, top positioning region 104
For hex nut, and hex nut is integral structure with chuck.
In the present embodiment, the connection structure between top positioning region 104 and chuck is eliminated, it is simple in structure, it uses
It is convenient, it is also beneficial to improve the intensity of chuck itself.
Understood with continued reference to Fig. 9 and Figure 12, device clamp further includes bottom end locating piece 20, and bottom end locating piece 20 is arranged
In the bottom end of chuck.Wire clip body 30 has top and bottom end, the top and bottom end one of chuck a pair of along the short transverse of chuck
The top and bottom end of wire clip body 30 should be extended, set on the top of chuck, bottom end locating piece 20 is used for the pressure of top positioning region 104
Fit in the bottom end of chuck.Wire clip body 30 is stretched out in the bottom end of chuck, and bottom end locating piece 20 can prevent chuck from outer member
In fall, be conducive to further increase the reliability connected between chuck and pole, wire clip body 30.In addition, in this embodiment party
In formula, bottom end locating piece 20 is clamp spring, is equipped with card slot 105 along circumferential direction in the outside wall surface of chuck, clamp spring is arranged in card slot
105。
Understood with continued reference to Fig. 8 and Figure 10, in the present embodiment, two thermometric lines is additionally provided on wire clip body 30
Entrance 306 and third accommodating hole 307.Wherein, the centerline parallel of third accommodating hole 307 is in the center line of the first accommodating hole 302,
The centerline parallel of thermometric line entrance 306 in the center line of cable entries 301, third accommodating hole 307 in being connected with screw
60, and interior hexagonal mounting hole 402 is equipped in screw 60.Cable generally includes main line and two thermometric lines, connects when by cable
When being connected to the inside of wire clip body 30, main line enters the inside of wire clip body 30 by cable entries 301, and shearing bolt 40 abuts
In main line；Two thermometric lines enter the inside of wire clip body 30 by two thermometric line entrances 306 respectively, and screw 60 abuts
In thermometric line.
In addition, it is necessary to explanation, 0 is understood referring to Fig.1, in the present embodiment, the center line of cable entries 301
Angle between the center line of the second accommodating hole 303 is 90 °.
For the device clamp, shearing bolt 40 so that equipment cable can adapt to the cable of different size, versatility compared with
It is good.In addition, can also pass through mounting hole 402 since mounting hole 402 extends through cut groove 401 after shearing bolt 40 is twisted off
Shearing bolt 40 is unloaded from wire clip body 30 more conveniently, also allows for later maintenance.
In the insulator arrangement wire clamp, sealed entry is connected with cable entries 301.In addition, the first seal 801 with cut
The position for cutting bolt 40 is corresponding, and the second seal 802 is corresponding with the position of chuck, third seal 803 and adjustment hole 305
Position it is corresponding.Wherein, during shearing bolt 40 being installed to wire clip body 30, the first sealing cover 901 and capsul
Body 80 detaches, after shearing the compression of bolt 40 cable in place, by the first seal of the first sealing cover 901 and seal casinghousing 80
801 are tightly connected.Before pole and chuck are held tightly, the second sealing cover 902 detaches with seal casinghousing 80, third sealing cover 903
It is detached with seal casinghousing 80, after pole and chuck holding, by the second seal of the second sealing cover 902 and seal casinghousing 80
802 are tightly connected, third sealing cover 903 and the third seal 803 of seal casinghousing 80 are tightly connected.
In the insulator arrangement wire clamp, device clamp is integrally located in the seal casinghousing 80 of seal assembly, the screw thread of pole
End is arranged in sealing shroud 70, and cable enters accommodating cavity by preceding sealing cover 100, thus, it is possible to be carried out to device clamp and pole
Preferable sealing and protection.Seal assembly improves the sealing performance of device clamp, but also the surface of device clamp is not easy oxygen
Change, is not easy to that electrochemical corrosion occurs, improves the service life of device clamp.
Although the foregoing describe specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
This is merely illustrative of, and the scope of protection of the utility model is defined by the appended claims.Those skilled in the art
Under the premise of without departing substantially from the principles of the present invention and essence, many changes and modifications may be made,
But these change and modification each fall within the scope of protection of the utility model.
Claims (11)
1. a kind of seal assembly is used for water-tight equipment wire clamp, is equipped with pole on the device clamp, the pole is along height side
To with the end of thread and porcelain vase end, which is characterized in that the seal assembly includes：
Seal casinghousing, the seal casinghousing is interior to have accommodating cavity, and the accommodating cavity is for housing the device clamp, the sealing
The bottom of shell has a sealing shroud accommodating hole, and one end of the seal casinghousing has a preceding seal, the preceding seal, described close
Big envelope accommodating hole is connected with the accommodating cavity；
Sealing shroud, the sealing shroud are equipped with pole accommodating hole, and the pole accommodating hole is used to house the end of thread of the pole,
The sealing shroud is sealedly attached to the sealing shroud accommodating hole；
Preceding sealing cover, the preceding seal cap sealing are connected to the preceding seal, and the preceding sealing cover is equipped with sealed entry, institute
Sealed entry is stated for making cable enter the accommodating cavity.
2. seal assembly as described in claim 1, which is characterized in that the sealing shroud includes：
Interconnecting piece；
Sealing, the sealing position are made in the inside of the interconnecting piece, the sealing of elastic material, the sealing
Be equipped with the pole accommodating hole, the pole accommodating hole along the interconnecting piece short transverse through the sealing, institute
It states interconnecting piece and is sealedly attached to the sealing shroud accommodating hole；
Guard section, the guard section are connected to the bottom of the sealing, the inside of the guard section and the pole accommodating hole
It is connected, the inside of the sheath section is used to house the porcelain vase end of the pole；
Wherein, accommodating space, the accommodating sky are formed between the outside wall surface of the sealing and the internal face of the interconnecting piece
It is interior to be filled with isolation material.
3. seal assembly as claimed in claim 2, which is characterized in that the sealing has along the short transverse of the interconnecting piece
There are top and bottom end, the bottom end of the sealing to fit in the bottom of the interconnecting piece；
From the top of the sealing to the bottom end of the sealing, the sealing is in up-small and down-big bell mouth shape；
In the short transverse along the interconnecting piece, the height of the interconnecting piece is not less than the height of the sealing.
4. seal assembly as described in claim 1, which is characterized in that the cable includes main line and two thermometric lines, described
Seal includes the first seal and two the second seals, and first seal is described accommodating for making the main line enter
Chamber, second seal is for making the thermometric line enter the accommodating cavity；
It is additionally provided on the preceding sealing cover：
First sealing extension, the first sealing extension is from the preceding sealing cover close to one end direction of the seal casinghousing
The accommodating cavity extends, and the first sealing extending part is on the extending direction of first seal；
Two second sealing extensions, the second sealing extension is from the preceding sealing cover close to one end of the seal casinghousing
Extend towards the accommodating cavity, the second sealing extending part is on the extending direction of second seal.
5. seal assembly as claimed in claim 4, which is characterized in that the first sealing extension uses hierarchical structure, uses
It is passed through in making the main line of different size.
6. the seal assembly as described in any one of claim 1-5, which is characterized in that the seal assembly further includes upper close
Capping, and the top cover labyrinth includes the first sealing cover, the second sealing cover and third sealing cover；
The seal casinghousing is equipped with the first seal, the second seal and third seal；
Wherein, first sealing cover, second sealing cover and third sealing cover one-to-one correspondence are sealedly attached to described
First seal, second seal and the third seal.
7. seal assembly as claimed in claim 6, which is characterized in that first sealing cover is connected to by the first connect band
Second sealing cover, first sealing cover are connected to the third sealing cover by the second connect band.
8. seal assembly as claimed in claim 6, which is characterized in that the one side wall of first sealing cover is connected with connection
Button, the junction button have link slot, are correspondingly provided with protrusion on the side wall of the preceding sealing cover, the protrusion is arranged in the company
Access slot.
9. a kind of insulator arrangement wire clamp, which is characterized in that it includes the device clamp as described in any one of claim 1-8
And seal assembly.
10. a kind of insulator arrangement wire clamp, which is characterized in that it includes the equipment line as described in any one of claim 6-8
Folder and seal assembly；Wherein, the device clamp includes：
Wire clip body, the wire clip body are equipped with cable entries, and the cable entries are connected with the sealed entry, described
The first accommodating hole is additionally provided on wire clip body, first accommodating hole is connected with the cable entries；
Bolt is sheared, the shearing bolt is arranged in first accommodating hole, is cut far from described in the screw rod of the shearing bolt
The one end on the head of bolt is cut for being connected to the cable；
Wherein, the outside wall surface of the screw rod of the shearing bolt is equipped at least two cut grooves, and at least two cut grooves are along institute
The axis direction for stating shearing bolt is spaced apart, and each cut groove prolongs along the circumferential direction of the screw rod of the shearing bolt
It stretches；
The head of the shearing bolt is equipped with mounting hole, and the mounting hole extends through at least two cut grooves far from institute
State the cut groove on the head of shearing bolt；
Wherein, first seal is corresponding with the shearing position of bolt.
11. insulator arrangement wire clamp as claimed in claim 10, which is characterized in that it is accommodating to be additionally provided with second on the wire clip body
Hole, the device clamp further include：
Chuck, the chuck are arranged in second accommodating hole, and the chuck is equipped with：
Pole accommodating hole, for the pole accommodating hole for housing the pole, the pole accommodating hole is located at the wire clip body
In far from the cable entries one end, the pole accommodating hole along the chuck short transverse extend；
First unloads stress slot, and described first, which unloads stress slot, is located on the side wall of the chuck, and described first, which unloads stress slot, extends to
The pole accommodating hole；
Wherein, there is one end far from the cable entries opening, the opening to extend to the pole in the wire clip body
Accommodating hole；
In the wire clip body adjustment hole, the two side of the wire clip body are equipped on two side corresponding with the opening
On adjustment hole and the opening in communication, a fastener is arranged in the wherein one side wall of the wire clip body, described opens successively
Another side wall of mouth and the wire clip body；
Wherein, second seal is corresponding with the position of the chuck, the position of the third seal and the adjustment hole
It sets corresponding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820236713.1U CN207800948U (en) | 2018-02-09 | 2018-02-09 | Seal assembly and insulator arrangement wire clamp comprising it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820236713.1U CN207800948U (en) | 2018-02-09 | 2018-02-09 | Seal assembly and insulator arrangement wire clamp comprising it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207800948U true CN207800948U (en) | 2018-08-31 |
Family
ID=63276234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820236713.1U Active CN207800948U (en) | 2018-02-09 | 2018-02-09 | Seal assembly and insulator arrangement wire clamp comprising it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207800948U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110137714A (en) * | 2018-02-09 | 2019-08-16 | 江苏嘉盟电力设备有限公司 | Seal assembly and insulator arrangement wire clamp comprising it |
-
2018
- 2018-02-09 CN CN201820236713.1U patent/CN207800948U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110137714A (en) * | 2018-02-09 | 2019-08-16 | 江苏嘉盟电力设备有限公司 | Seal assembly and insulator arrangement wire clamp comprising it |
| CN110137714B (en) * | 2018-02-09 | 2024-01-19 | 江苏嘉盟电力设备有限公司 | Sealing assembly and insulating equipment wire clamp comprising same |
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