CN107681595B - A kind of taper lock compact form strain clamp convenient for safeguarding - Google Patents
A kind of taper lock compact form strain clamp convenient for safeguarding Download PDFInfo
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- CN107681595B CN107681595B CN201710672900.4A CN201710672900A CN107681595B CN 107681595 B CN107681595 B CN 107681595B CN 201710672900 A CN201710672900 A CN 201710672900A CN 107681595 B CN107681595 B CN 107681595B
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- 229910000831 Steel Inorganic materials 0.000 claims description 39
- 239000010959 steel Substances 0.000 claims description 39
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000012211 strain insulator Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/05—Suspension arrangements or devices for electric cables or lines
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Abstract
The invention discloses a kind of taper lock compact form strain clamps convenient for safeguarding, it is desirable to provide not only installation, detachable maintaining are convenient for one kind；And strain clamp stable structure, it can effectively solve and to influence the service life of strain clamp because loosening between upper drainage part and wire jumper drainage part, taper lock compact form strain clamp the problem of reduction power supply reliability.It includes that wire clip body and drainage body, the wire clip body are connected with conducting wire, and drainage body includes: that the top of upper conduction stick is connected with wire clip body, and the lower end surface of upper conduction stick is equipped with tapered plugging hole；Wire jumper conduction stick, the top of wire jumper conduction stick are equipped with the tapered plugging stick matched with tapered plugging hole, and tapered plugging stick is plugged in tapered plugging hole；And it is set in the locking attaching nut on wire jumper conduction stick.The lower end of upper conduction stick is protruded into locking attaching nut, is locked and is connected through a screw thread between attaching nut and upper conduction stick.
Description
Technical field
The present invention relates to a kind of strain clamps, and in particular to a kind of taper lock compact form strain clamp convenient for safeguarding.
Background technique
Current strain clamp includes wire clip body and drainage body.Wire clip body is connected with conducting wire, and drainage body generally includes
The upper drainage part being connected with wire clip body and the wire jumper being connected with wire jumper drain part, between upper drainage part and wire jumper drainage part
It is connected by nut or bolt.It drains and is connected between the upper drainage part of body and wire jumper drainage part by bolt, this connection structure
Although facilitating maintenance, replacement, in power circuit long-term use process, bolted upper drainage part and wire jumper drain part it
Between be easy to produce loosening, and after generating loosening between upper drainage part and wire jumper drainage part, can to drain part and wire jumper
The resistance drained between part increases, after causing drainage body heating up；After drainage body is heating up, and drainage can be further increased
Resistance between body and wire clip body increases, and generates vicious circle, seriously affects the service life of strain clamp, or even occur resistance to
Bracing cable pinch off is split, and reduces power supply reliability.
Summary of the invention
Purpose of the invention is to overcome the shortcomings in the prior art, and providing one kind, not only installation, detachable maintaining are convenient；
And strain clamp stable structure, it can be effectively improved because being loosened between upper drainage part and wire jumper drainage part, and influence strain insulator
The taper lock compact form strain clamp convenient for safeguarding of the problem of service life of wire clamp, reduction power supply reliability.
The technical scheme is that
A kind of taper lock compact form strain clamp convenient for safeguarding, including wire clip body and drainage body, the wire clip body with
Conducting wire is connected, and the drainage body top is connected with wire clip body, and drainage body lower part is connected with wire jumper；On the drainage body includes:
The top of conduction stick is connected with wire clip body, and the lower end surface of upper conduction stick is equipped with tapered plugging hole, the internal diameter in tapered plugging hole by
The port in tapered plugging hole is gradually reduced inside；Wire jumper conduction stick, the top of wire jumper conduction stick is equipped with to match with tapered plugging hole
The tapered plugging stick of conjunction, tapered plugging stick are plugged in tapered plugging hole, and the lateral surface of tapered plugging stick abuts against tapered plugging
On the medial surface in hole；And it is set in the locking attaching nut on wire jumper conduction stick；Locking is protruded into the lower end of the upper conduction stick
In attaching nut, and locks and be connected through a screw thread between attaching nut and upper conduction stick, the medial surface of the locking attaching nut
It is equipped with first annular boss, the lateral surface of wire jumper conduction stick is equipped with the second annular convex platform, and the second annular convex platform is located at first
Between annular convex platform and upper conduction stick, and first annular boss is against on the second annular convex platform.
The drainage body of the taper lock compact form strain clamp of this programme passes through tapered plugging stick, tapered plugging hole and locking connection
Nut is connected as one, and not only has installation, convenient disassembly, feature easy to repair；And strain clamp stable structure, on
Reliability of electrical connection between conduction stick and wire jumper conduction stick is good, can be effectively improved because sending out between upper drainage part and wire jumper drainage part
The problem of life loosens, and influences the service life of strain clamp, reduces power supply reliability.
Preferably, wire clip body includes outer connection bushing pipe and steel anchor, the steel anchor includes the pull ring being sequentially distributed, bushing pipe
Connecting column and steel core connecting column are equipped with postive stop baffle, the bushing pipe connecting column and steel core connection between pull ring and bushing pipe connecting column
Column connects in bushing pipe outside the rear end insertion by outer connection bushing pipe, and postive stop baffle is resisted against on outer connection bushing pipe rear end face；It is described
Conducting wire includes steel core and the conductor that is stranded in outside steel core, the conducting wire by the outer connection bushing pipe of front end insertion of outer connection bushing pipe,
The steel core is fixedly connected with steel core connecting column.This programme wire clip body is connected with the steel core of conducting wire can effectively ensure that wire clamp sheet
The bonding strength of body and conducting wire.
Preferably, wire clip body further includes interior connection bushing pipe, interior connection bushing pipe is embedded in the front for connecting bushing pipe outside,
The conducting wire passes through interior connection bushing pipe.
Preferably, being equipped with steel core connecting hole in the middle part of the end face of steel core connecting column, the steel core is plugged in steel core connecting hole
It is interior.
Preferably, drainage body further includes anti-loosening connection structure, anti-loosening connection structure includes being arranged in tapered plugging
Annular locking slot on the medial surface in hole, the upper of wire jumper conduction stick is set and the axially directed hole coaxial with wire jumper conduction stick,
The sliding guide that is slidably arranged in axially directed hole, the pretightning force pressing sleeve being slidably located on sliding guide, several settings exist
The radially-directed hole that is connected on the lateral surface of wire jumper conduction stick and with axially directed hole is slidably arranged in radial direction correspondingly
Radial latch segment in pilot hole is arranged on the lateral surface of wire jumper conduction stick and the locking level being connected with axially directed hole is led
Xiang Kong, the locking level being slidably arranged in locking level pilot hole and the lock hole being arranged on sliding guide lateral surface, the axis
Up extend to the upper end of pilot hole and be connected with the upper surface of tapered plugging stick, the upper end of the sliding guide, which is located at, to be pre-tightened
It forces in set, the upper end closed of pretightning force pressing sleeve, the upper end and pretightning force pressing sleeve in pretightning force pressing sleeve and positioned at sliding guide
It is equipped between upper end and pre-tightens compressed spring, the upper end of pretightning force pressing sleeve is resisted against on the end face in tapered plugging hole；The ring lock
The internal diameter of tight slot is gradually increased on the direction inside of the port by tapered plugging hole；It is described radial direction latch segment and sliding guide it
Between be connected by connecting rod, one end and the sliding guide of connecting rod are hinged and connected, and the other end is hinged and connected with radial latch segment, radial
The one side of latch segment abuts against on the bottom surface of annular locking slot；The locking level pilot hole and tapered plugging stick are located at the second ring
The opposite sides of shape boss, locking level pilot hole are radially extended along wire jumper conduction stick, and the inner end of locking level is protruded into lock hole.
The anti-loosening connection structure of this programme can be further improved strain clamp stable structure, conduction stick and jump in guarantee
Reliability of electrical connection between line conduction stick is good, further effectively avoids because pine occurs between upper drainage part and wire jumper drainage part
The problem of moving, and influence the service life of strain clamp, reducing power supply reliability.
Preferably, the medial surface of locking level pilot hole is equipped with annular inner limited block and the outer limited block of annular, it is annular in
Limited block close to axially directed hole, the outer limited block of annular close to wire jumper conduction stick lateral surface, on the lateral surface of the locking level
Equipped with locking level limited block, and locking level limited block is located between annular inner limited block and the outer limited block of annular, in locking level limit
It is arranged with reset spring, one end of reset spring is against on the outer limited block of annular, and the other end of reset spring is against locking level limit
On the block of position, locking level limited block is against on annular inner limited block.
Preferably, the inner end of locking level is protruded into lock hole when locking level limited block is against on annular inner limited block,
The outer end of locking level is located in locking level pilot hole.
Preferably, the outer end of locking level is equipped with drawstring.
Preferably, being connected by welding between the top and wire clip body of upper conduction stick.
The beneficial effects of the present invention are: not only installation, detachable maintaining are convenient；And strain clamp stable structure, it can be effective
Improve because being loosened between upper drainage part and wire jumper drainage part, and influence the service life of strain clamp, it is reliable to reduce power supply
The problem of property.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of taper lock compact form strain clamp convenient for safeguarding of the invention.
Fig. 2 is the partial enlarged view in Fig. 1 at A.
Fig. 3 is the partial enlarged view in Fig. 1 at B.
In figure:
Wire clip body 1, outer connection bushing pipe 1.1, interior connection bushing pipe 1.2, pull ring 1.3, postive stop baffle 1.4, bushing pipe connecting column
1.5, steel core connecting column 1.6；
Upper conduction stick 2, tapered plugging hole 2.1；
Wire jumper conduction stick 3, tapered plugging stick 3.1, the second annular convex platform 3.2；
Anti-loosening connection structure 4, annular locking slot 4.0, axially directed hole 4.1, upper pilot hole 4.1a, lower pilot hole
4.1b, sliding guide 4.2, pretightning force pressing sleeve 4.3, locking level 4.4 pre-tighten compressed spring 4.5, connecting rod 4.6, radially-directed hole
4.7, radial latch segment 4.8, lock hole 4.9, locking level pilot hole 4.10, reset spring 4.12, the outer limited block 4.13 of annular, lock
Fixed pole limited block 4.14, annular inner limited block 4.15；
Lock attaching nut 5, first annular boss 5.1；
Conducting wire 6, steel core 6.1；
Wire jumper 7.
Specific embodiment
Present invention is further described in detail with specific embodiment with reference to the accompanying drawing:
As shown in Figure 1, a kind of taper lock compact form strain clamp convenient for safeguarding, including wire clip body 1 and drainage body.Wire clamp
Ontology is connected with conducting wire 6.Drainage body top is connected with wire clip body, and drainage body lower part is connected with wire jumper 7.
Wire clip body includes outer connection bushing pipe 1.1, steel anchor and interior connection bushing pipe 1.2.Steel anchor includes the pull ring being sequentially distributed
1.3, bushing pipe connecting column 1.5 and steel core connecting column 1.6.Postive stop baffle 1.4 is equipped between pull ring and bushing pipe connecting column.Bushing pipe connection
After column and steel core connecting column connect in bushing pipe outside the rear end insertion by outer connection bushing pipe, and postive stop baffle is resisted against outer connection bushing pipe
On end face.Interior connection bushing pipe is embedded in the front for connecting bushing pipe outside.Steel core connecting hole is equipped in the middle part of the end face of steel core connecting column.
Conducting wire includes steel core 6.1 and the conductor that is stranded in outside steel core.Conducting wire is by connection outside the front end insertion of outer connection bushing pipe
In bushing pipe.Steel core is plugged in steel core connecting hole.Steel core is fixedly connected with steel core connecting column.Conducting wire passes through interior connection bushing pipe.
Drainage body include upper conduction stick 2, wire jumper conduction stick 3, the locking attaching nut 5 being set on wire jumper conduction stick and
Anti-loosening connection structure 4.
It is connected by welding between the top and wire clip body of upper conduction stick.The lower end of upper conduction stick tilts down prolongs
It stretches.Angle between the axis of upper conduction stick and outer connection bushing pipe is 110 degree.The lower end surface of upper conduction stick is equipped with tapered plugging hole
2.1, the internal diameter in tapered plugging hole is gradually reduced inside by the port in tapered plugging hole.
The top of wire jumper conduction stick is equipped with the tapered plugging stick 3.1 matched with tapered plugging hole.Wire jumper conduction stick and cone
Shape grafting stick is coaxial.The taper of the lateral surface of tapered plugging stick is identical as the taper of the medial surface in tapered plugging hole.Tapered plugging
Stick is plugged in tapered plugging hole, and the lateral surface of tapered plugging stick abuts against on the medial surface in tapered plugging hole.In the present embodiment
Wire jumper 7 is connected with the lower part of wire jumper conduction stick.
The lower end of upper conduction stick is protruded into locking attaching nut, and is locked and passed through screw thread between attaching nut and upper conduction stick
Connection.The medial surface for locking attaching nut is equipped with first annular boss 5.1.First annular boss is located under upper conduction stick
Side.The lateral surface of wire jumper conduction stick is equipped with the second annular convex platform 3.2.Second annular convex platform is located at first annular boss and above draws
It flows between stick, and first annular boss is against on the second annular convex platform.
As shown in Figure 1, Figure 2, Figure 3 shows, anti-loosening connection structure includes the annular being arranged on the medial surface in tapered plugging hole
Locking slot 4.0 is arranged in the upper of wire jumper conduction stick and the axially directed hole 4.1 coaxial with wire jumper conduction stick, is slidably arranged in axis
Sliding guide 4.2 into pilot hole, the pretightning force pressing sleeve 4.3 being slidably located on sliding guide, several settings are drawn in wire jumper
It flows the radially-directed hole 4.7 being connected on the lateral surface of stick and with axially directed hole, be slidably arranged in radial guiding correspondingly
Radial latch segment 4.8 into hole, the locking level for being arranged on the lateral surface of wire jumper conduction stick and being connected with axially directed hole
Pilot hole 4.10, the locking level 4.4 being slidably arranged in locking level pilot hole and the locking being arranged on sliding guide lateral surface
Hole 4.9.
The upper end in axially directed hole up extends and is connected with the upper surface of tapered plugging stick.Under axially directed hole includes
The pilot hole 4.1b and upper pilot hole 4.1a for connecting lower pilot hole and the upper surface of tapered plugging stick.The internal diameter of upper pilot hole is greater than
The internal diameter of lower pilot hole.The medial surface of lower pilot hole is equipped with the axially extending limiting slot along wire jumper conduction stick.Sliding guide
It is slidably arranged in lower pilot hole.Sliding guide is equipped with the sliding block cooperated with limiting slot, and sliding block protrudes into limiting slot.Radial guiding
The upper pilot hole of Xiang Kongyu is connected.
The lower ending opening of pretightning force pressing sleeve.The upper end closed of pretightning force pressing sleeve.The upper end of sliding guide is by pretightning force pressing sleeve
Lower ending opening protrude into pretightning force pressing sleeve.The upper end of sliding guide is located in pretightning force pressing sleeve.In pretightning force pressing sleeve and it is located at
It is equipped between the upper end of sliding guide and the upper end of pretightning force pressing sleeve and pre-tightens compressed spring 4.5.The upper end of pretightning force pressing sleeve is located at
The outside in axially directed hole, the upper end of pretightning force pressing sleeve are resisted against on the end face in tapered plugging hole.
The internal diameter of annular locking slot is gradually increased on the direction inside of the port by tapered plugging hole, specifically, ring
The internal diameter of the bottom surface of shape locking slot is gradually increased on the direction inside of the port by tapered plugging hole.
It is connected between radial latch segment and sliding guide by connecting rod 4.6.One end of connecting rod and the hinged phase of sliding guide
Even, the other end is hinged and connected with radial latch segment.The one side of radial latch segment abuts against on the bottom surface of annular locking slot, and tight
The side of the radial latch segment on the bottom surface of annular locking slot is leaned against as the arc locking face with the bottom surface of annular locking slot.
As shown in Figure 1, Figure 3, locking level pilot hole is located at the lower section of upper conduction stick.Locking level pilot hole is along wire jumper conduction stick
Radially extend.The medial surface of locking level pilot hole is equipped with annular inner limited block 4.15 and the outer limited block 4.13 of annular.Annular
Inner limited block is close to axially directed hole, lateral surface of the outer limited block of annular close to wire jumper conduction stick.
Lateral surface is equipped with locking level limited block 4.14, and locking level limited block is located at annular inner limited block and the outer limit of annular
Between the block of position.Reset spring 4.12 is arranged in locking level limit, reset spring is located at locking level limited block and the outer limited block of annular
Between.One end of reset spring is against on the outer limited block of annular, and the other end of reset spring is against on locking level limited block.Locking
Bar limited block is against on annular inner limited block.Lock hole is radially extended along sliding guide.In the present embodiment: being drained close to wire jumper
The end of the locking level of the lateral surface of stick is defined as the outer end of locking level；End close to the locking level in axially directed hole is defined as
The inner end of locking level.The inner end of locking level is protruded into lock hole.The outer end of locking level is equipped with drawstring.
When locking level limited block is against on annular inner limited block, the inner end of locking level is protruded into lock hole, locking level
Outer end is located in locking level pilot hole.
When first annular boss is against on the second annular convex platform: locking level is located in locking attaching nut.
The taper lock compact form strain clamp convenient for safeguarding of the present embodiment it is specifically used as follows:
First, locking level is pulled out and is separated with lock hole；
By radial latch segment toward radially-directed hole internal pressure, radial latch segment is completely forced into radially-directed hole；In radial direction
For latch segment toward during the internal pressure of radially-directed hole, connecting rod will push sliding guide up to move, to make lock hole and locking
Bar is staggered, and the inner end of locking level will be on the lateral surface that be against sliding guide under the action of reset spring；
Second, the tapered plugging stick of wire jumper conduction stick is inserted into tapered plugging hole, and make the lateral surface of tapered plugging stick
On the medial surface for abutting against tapered plugging hole；During tapered plugging stick is inserted into tapered plugging hole, pretightning force pressing sleeve
Upper end will first be resisted against on the end face in tapered plugging hole, then, make sliding guide down under the action of pre-tightening compressed spring
Mobile, during sliding guide moves down, radial latch segment will be driven by connecting rod, and radially pilot hole ejects outward；When
When the lateral surface of tapered plugging stick is abutted against on the medial surface in tapered plugging hole, the arc locking face of radial latch segment abuts against ring
On the bottom surface of shape locking slot, while lock hole and locking level, to just, the inner end of locking level is stretched automatically under the action of reset spring
Enter in lock hole, locking sliding guide (i.e. fixed sliding guide).
The pretightning force pressing sleeve of the present embodiment and the structure for pre-tightening compressed spring not only can provide pretightning force for sliding guide,
Abut against radial latch segment on the bottom surface of annular locking slot；And it can guarantee that the lateral surface of tapered plugging stick can abut against
On the medial surface in tapered plugging hole, gap at this time is avoided between tapered plugging stick and tapered plugging hole.
On the bottom surface that the arc locking face of radial latch segment abuts against annular locking slot, and locking level is inserted into lock hole
Interior, after locking sliding guide, the tapered plugging stick of wire jumper conduction stick reliably will be fixed on taper and inserted by anti-loosening connection structure
Connect in hole, guarantee drainage body stable structure, not only installation, conveniently, but also can avoid wire jumper conduction stick tapered plugging stick with
The tapered plugging hole of upper conduction stick loosens, and then effectively solves because loosening between upper drainage part and wire jumper drainage part,
And the problem of influencing the service life of strain clamp, reducing power supply reliability.
Third, by locking attaching nut's locking, until first annular boss is against on the second annular convex platform, locking connects
It is connected through a screw thread between connected nut and upper conduction stick；To which further upper conduction stick reliably be connect with wire jumper conduction stick
It is integrated.When first annular boss is against on the second annular convex platform: locking level is located in locking attaching nut.
On the other hand, in disassembly, it is only necessary to unscrew locking attaching nut, then, be pulled out locking level simultaneously by drawstring
It is separated with lock hole, so that it may which, by wire jumper conduction stick by dismantling on upper conduction stick, detachable maintaining is convenient.
Claims (7)
1. a kind of taper lock compact form strain clamp convenient for safeguarding, including wire clip body and drainage body, the wire clip body with lead
Line is connected, and the drainage body top is connected with wire clip body, and drainage body lower part is connected with wire jumper；It is characterized in that
The drainage body includes:
The top of upper conduction stick is connected with wire clip body, and the lower end surface of upper conduction stick is equipped with tapered plugging hole, tapered plugging hole
Internal diameter is gradually reduced inside by the port in tapered plugging hole；
Wire jumper conduction stick, the top of wire jumper conduction stick are equipped with the tapered plugging stick matched with tapered plugging hole, tapered plugging stick
It is plugged in tapered plugging hole, the lateral surface of tapered plugging stick abuts against on the medial surface in tapered plugging hole；And
The locking attaching nut being set on wire jumper conduction stick；
The lower end of the upper conduction stick is protruded into locking attaching nut, and is locked and passed through screw thread between attaching nut and upper conduction stick
Connection, the medial surface of the locking attaching nut are equipped with first annular boss, and the lateral surface of wire jumper conduction stick is equipped with second
Annular convex platform, the second annular convex platform is between first annular boss and upper conduction stick, and first annular boss is against the second ring
On shape boss；
The drainage body further includes anti-loosening connection structure, and anti-loosening connection structure includes the medial surface that tapered plugging hole is arranged in
On annular locking slot, the upper of wire jumper conduction stick is set and the axially directed hole coaxial with wire jumper conduction stick, is slidably arranged in
Sliding guide in axially directed hole, several is arranged in wire jumper conduction stick the pretightning force pressing sleeve being slidably located on sliding guide
Lateral surface on and be connected with axially directed hole radially-directed hole, be slidably arranged in radially-directed hole correspondingly
Radial latch segment, the locking level pilot hole for being arranged on the lateral surface of wire jumper conduction stick and being connected with axially directed hole, sliding
The locking level being arranged in locking level pilot hole and the lock hole being arranged on sliding guide lateral surface,
The upper end in the axially directed hole up extends and is connected with the upper surface of tapered plugging stick, the sliding guide it is upper
End is located in pretightning force pressing sleeve, the upper end closed of pretightning force pressing sleeve, in pretightning force pressing sleeve and is located at the upper end of sliding guide and pre-
It is equipped between the upper end of clamp force pressing sleeve and pre-tightens compressed spring, the upper end of pretightning force pressing sleeve is resisted against on the end face in tapered plugging hole；
The internal diameter of the annular locking slot is gradually increased on the direction inside of the port by tapered plugging hole；
It is connected between the radial direction latch segment and sliding guide by connecting rod, one end and the sliding guide of connecting rod are hinged and connected,
The other end is hinged and connected with radial latch segment, and the one side of radial latch segment abuts against on the bottom surface of annular locking slot；
The locking level pilot hole and tapered plugging stick are located at the opposite sides of the second annular convex platform, and locking level pilot hole is along wire jumper
Conduction stick radially extends, and the inner end of locking level is protruded into lock hole；
The outer end of locking level is equipped with drawstring.
2. one kind according to claim 1 taper lock compact form strain clamp convenient for safeguarding, characterized in that the wire clamp sheet
Body includes outer connection bushing pipe and steel anchor, and the steel anchor includes the pull ring being sequentially distributed, bushing pipe connecting column and steel core connecting column, pull ring
Postive stop baffle, the bushing pipe connecting column and steel core connecting column is equipped between bushing pipe connecting column to be inserted by the rear end of outer connection bushing pipe
In outer connection bushing pipe, and postive stop baffle is resisted against on outer connection bushing pipe rear end face；The conducting wire includes steel core and is stranded in steel core
Outer conductor, the conducting wire is by the outer connection bushing pipe of front end insertion of outer connection bushing pipe, the steel core is fixed with steel core connecting column
Connection.
3. one kind according to claim 2 taper lock compact form strain clamp convenient for safeguarding, characterized in that the wire clamp sheet
Body further includes interior connection bushing pipe, and interior connection bushing pipe is embedded in the front for connecting bushing pipe outside, and the conducting wire passes through interior connection bushing pipe.
4. one kind according to claim 2 or 3 taper lock compact form strain clamp convenient for safeguarding, characterized in that the steel
Steel core connecting hole is equipped in the middle part of the end face of core connecting column, the steel core is plugged in steel core connecting hole.
5. one kind according to claim 1 taper lock compact form strain clamp convenient for safeguarding, characterized in that when first annular
Boss is against on the second annular convex platform: locking level is located in locking attaching nut.
6. one kind according to claim 1 taper lock compact form strain clamp convenient for safeguarding, characterized in that the locking level
The medial surface of pilot hole is equipped with annular inner limited block and the outer limited block of annular, and annular inner limited block is close to axially directed hole, ring
For the outer limited block of shape close to the lateral surface of wire jumper conduction stick, the lateral surface of the locking level is equipped with locking level limited block, and locks
Bar limited block is located between annular inner limited block and the outer limited block of annular, is arranged with reset spring, reset spring in locking level limit
One end be against on the outer limited block of annular, the other end of reset spring is against on locking level limited block, and locking level limited block is against
On annular inner limited block.
7. one kind according to claim 6 taper lock compact form strain clamp convenient for safeguarding, characterized in that when locking level limits
When position block is against on annular inner limited block, the inner end of locking level is protruded into lock hole, and the outer end of locking level is located at locking level guiding
In hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710672900.4A CN107681595B (en) | 2017-08-08 | 2017-08-08 | A kind of taper lock compact form strain clamp convenient for safeguarding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710672900.4A CN107681595B (en) | 2017-08-08 | 2017-08-08 | A kind of taper lock compact form strain clamp convenient for safeguarding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107681595A CN107681595A (en) | 2018-02-09 |
| CN107681595B true CN107681595B (en) | 2019-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710672900.4A Active CN107681595B (en) | 2017-08-08 | 2017-08-08 | A kind of taper lock compact form strain clamp convenient for safeguarding |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109748079A (en) * | 2019-01-04 | 2019-05-14 | 陈瑜嘉 | Transmitting device is used in a kind of processing of wheel hub |
| CN109904821B (en) * | 2019-04-25 | 2024-04-12 | 扬州孚泰电气有限公司 | Straight-pull type strain clamp |
| CN110932213B (en) * | 2019-09-06 | 2021-01-01 | 国网浙江桐乡市供电有限公司 | Anti-loosening strain clamp |
| CN113258316B (en) * | 2021-04-08 | 2022-04-26 | 国网浙江桐乡市供电有限公司 | Grounding wire device for low-voltage comprehensive distribution box |
| CN113258315B (en) * | 2021-04-08 | 2022-04-26 | 国网浙江桐乡市供电有限公司 | Earthing device for JP cabinet |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9496700B2 (en) * | 2011-09-29 | 2016-11-15 | Hubbell Incorporated | Side-loading quadrant deadend clamp assembly |
| CN204905810U (en) * | 2015-08-03 | 2015-12-23 | 乐清易刚电力科技有限公司 | Two fixed strain clamp of formula of cup jointing |
| CN205453041U (en) * | 2015-11-20 | 2016-08-10 | 浙江浙电经济技术研究院 | Tapered drainage strain clamp |
| CN207134772U (en) * | 2017-08-08 | 2018-03-23 | 国网浙江省电力公司丽水供电公司 | It is easy to the taper lock compact form strain clamp safeguarded |
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2017
- 2017-08-08 CN CN201710672900.4A patent/CN107681595B/en active Active
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| CN107681595A (en) | 2018-02-09 |
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