CN109546600A - Tension conductor cable strain clamp - Google Patents
Tension conductor cable strain clamp Download PDFInfo
- Publication number
- CN109546600A CN109546600A CN201811232966.2A CN201811232966A CN109546600A CN 109546600 A CN109546600 A CN 109546600A CN 201811232966 A CN201811232966 A CN 201811232966A CN 109546600 A CN109546600 A CN 109546600A
- Authority
- CN
- China
- Prior art keywords
- conductive
- taper
- steel anchor
- connection pipe
- conductive connection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004020 conductor Substances 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 50
- 239000010959 steel Substances 0.000 claims abstract description 50
- 230000008602 contraction Effects 0.000 claims abstract description 8
- 238000005452 bending Methods 0.000 claims abstract description 6
- 241001149930 Protura <class> Species 0.000 claims description 15
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000012211 strain insulator Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
Classifications
-
- 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
- H02G7/02—Devices for adjusting or maintaining mechanical tension, e.g. take-up device
-
- 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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
- H02G1/04—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
Landscapes
- Electric Cable Installation (AREA)
Abstract
The invention discloses a kind of tension conductor cable strain clamps, including conductive taper to shrink set and conductive connection pipe and steel anchor, and the front middle part of conductive connection pipe is straight and rear portion is bent, and front middle part front end screws locking swivel nut, opens up through-hole on bending place；Forward and backward conduction taper contraction is sheathed at the front end nozzle of front middle part tube body and in the nozzle of rear end, and preceding conduction taper shrinks the closed end for being placed on and being butted on locking swivel nut outside the nozzle of front end, and rear conduction taper shrinks set and is butted on the upper and lower limits screw screwed on tube body backward；Steel anchor puts in forward and backward conductive taper from through-hole and shrinks in set；The closed end of locking swivel nut offers the perforating of tensile cord cable core entrance, and the steel core of tensile cord cable core is arranged in the position-limiting tube of steel anchor front end, and the end of a thread of tensile cord cable core wraps at least two bulge loops on steel anchor.The present invention also increases the contact area with conductive connection pipe in package clamping line core wire head while on steel anchor bulge loop, is connected firmly and electric conductivity is strong.
Description
Technical field:
The present invention relates to the electric armour clamp of tension conductor cable connection, specially a kind of tension conductor cable strain clamps.
Background technique:
Strain clamp is for fixing tension conductor cable, is a kind of to lead tension to bear the tension of tension conductor cable
Electric wire cable is hung to the electric armour clamp in strain insulator-string group or shaft tower.
(grip of clamp is not less than tension conductor wire to a type of strain clamp in addition to the whole pulling force for bearing conductor cable
The 95% of the specified tensile strength of cable), also using as electric conductor, therefore this kind of wire clamp is Yi Dan installed, cannot go disassembly again,
Also known as dead wire presss from both sides.
The generation type of the dead wire folder is that the outer circle many places of contact tube are pinched using hydraulic tongs, by the deformation of contact tube
And the lead cable and steel grip of contact tube and its inside are tightly become into an entirety.
But in the high altitude operation of actual installation, it is very inconvenient to carry hydraulic tongs, and operate hydraulic tongs to spend great strength,
Need more people's cooperations that could complete.
Summary of the invention:
In view of the deficiencies of the prior art, the technical problem to be solved by the present invention is to propose, a kind of contact area is big, connects
Connect secured and easily operated tension conductor cable strain clamp.
It is able to solve the tension conductor cable strain clamp of above-mentioned technical problem, technical solution includes connector, and institute is not
Same is that the connector includes that conductive taper shrinks set and conductive connection pipe and steel anchor, and the conduction taper contraction is put on out
Equipped with axial shrinkage slot, the front middle part of the conductive connection pipe is straight and rear portion is bent, and conductive connection pipe front end is combined with locking
Swivel nut offers the through-hole coaxial with front middle part tube body on the tube body of conductive connection pipe bending place；Former and later two conductive tapers are received
For contracting set respectively with being located at the front end nozzle of front middle part tube body and in the nozzle of rear end, former and later two conductive tapers shrink set
Small conehead is relatively and a conductive taper is shunk the small conehead covered and is placed in the small conehead of another conductive taper contraction set, leading
Electric taper shrinks the big conehead of set in the running-on closed end for being butted on locking swivel nut outside the nozzle of front end, and rear conduction taper shrinks the big of set
Conehead is butted on the upper and lower limits screw screwed on conductive connection pipe backward；Steel anchor of the front end with position-limiting tube is from conductive connection pipe
Through-hole put in forward and backward conductive taper forward and shrink in set, axially spaced-apart is equipped with bulge loop on the steel anchor；The locking swivel nut
Running-on closed end offers the perforating for allowing tensile cord cable core to enter, and the steel core of tensile cord cable core, which is worn, is located in position-limiting tube
Interior, the loose the end of a thread of tensile cord cable core wraps at least two bulge loops on steel anchor, and the end of a thread between adjacent bulge loop is clamped down on
Tool holder is on steel anchor.
Conventionally, the big conical head end thickness that the conductive taper shrinks set is greater than or equal to conelet head end thickness.
Beneficial effects of the present invention:
1, the connection type that tension conductor cable strain clamp of the present invention is covered using the contraction of jam-packed conduction taper is suppressed, two
The conductive taper of mutual jam-packed shrinks set and is finally shaped to an approximate cylindrical body, in package clamping line head in the same of steel anchor bulge loop
When also increase and the contact area of conductive connection pipe (reduce resistance, high current be connected), therefore the resistance to bracing cable of the structure
Folder is connected firmly and is easily installed, and electric conductivity is enhanced, and is conducive to remote safe transmission electric energy.
2, the configuration of the present invention is simple is easy to make, quick for installation, is connected firmly and (is deformed by elastic physical property), anti-to jolt
It loosens, anti-lightning strike, insulation arc is anti-discharge on fire, and failure of shutting out, the long-life saves the energy.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of one embodiment of the present invention.
Fig. 2 is the internal structure chart of Fig. 1 embodiment.
Fig. 3 is the structure chart that conductive taper shrinks set in Fig. 1, Fig. 2 embodiment.
Figure number mark: 1, conductive taper shrinks set；1-1, axial shrinkage slot；2, conductive connection pipe；3, swivel nut is locked；4, steel
Anchor；5, pull ring；6, stop screw；7, conduction wire clamp；8, tensile cord cable core；9, through-hole；10, position-limiting tube；11, bulge loop.
Specific embodiment:
Technical solution of the present invention is described further with reference to the accompanying drawing:
Tension conductor cable strain clamp (connection for tensile cord cable core 8) of the present invention includes connector, the company
Fitting includes that conductive taper shrinks 1 (offering axial shrinkage slot 1-1's thereon) of set, conductive connection pipe 2 and steel anchor 4, described to lead
The big conical head end thickness that electric taper shrinks set 1 is greater than conelet head end thickness, 2 front middle part of conductive connection pipe is straight and rear portion to
Upper bending (bending part connects conduction wire clamp 7 with screw), the front end sleeve Hole chamfering of conductive connection pipe 2 become groove, and conduction connects
It is combined with locking swivel nut 3 on 2 front end of spool, is offered on the tube body of 2 bending place of conductive connection pipe coaxial with front middle part tube body
Through-hole 9 is combined with upper and lower limits screw 6 on the forward tube body of through-hole 9；It is coaxial respectively that former and later two conductive tapers shrink set 1
At the front end nozzle of front middle part tube body and in the nozzle of rear end, former and later two conductive tapers shrink set 1 small conehead it is opposite and
The small conehead that preceding conduction taper shrinks set 1 is placed in rear conductive taper and shrinks in the small conehead of set 1, and preceding conduction taper shrinks set 1
In the running-on closed end for being butted on locking swivel nut 3 outside the nozzle of front end, the running-on closed end of the locking swivel nut 3 offers to be allowed big conehead
The perforating that tensile cord cable core 8 enters, the big conehead that rear conduction taper shrinks set 1 are butted on upper and lower limits screw 13 backward；Institute
It states uniform intervals on the steel pole of steel anchor 4 and is equipped with bulge loop 11 of the side with the guiding gradient, steel pole front end is equipped with coaxial position-limiting tube
10 (caliber is less than 4 diameter of steel anchor), steel pole rear end are equipped with the pull ring 5 pulled for wirerope, and the front end of steel anchor 4 is led from the insertion of through-hole 9
Forward and backward conductive taper in electrical connection pipe 2 is shunk in set 1, as shown in Figure 1, Figure 2, Figure 3 shows.
The strain clamp of the structure applies to the connection of tensile cord cable core 8 Yu conductive connection pipe 2, at former and later two
Conductive taper is shunk under the free state of set 1, and the tensile cord cable core 8 enters conductive connection from the perforating of locking swivel nut 3
Pipe 2, the steel core of tensile cord cable core 8 are threaded through in position-limiting tube 10, and the loose the end of a thread of tensile cord cable core 8 is wrapped in 4 steel of steel anchor
On two or more bulge loops 11 on bar, the end of a thread is inwardly clamped on the steel pole between adjacent bulge loop 11 by tool of clamping down on；It screws
It locks swivel nut 3 and squeezes front end conduction taper and shrink and cover 1, front end conduction taper shrinks set 1 while itself continuous radial contraction,
1 inside of set deeply gradually is shunk into rear end conduction taper and its radial direction struts to (front end conduction taper shrinks set 1 along plug 10
The guiding gradient of convex ring 11 enters rear end conduction taper and shrinks inside set 1), last forward and backward conductive taper is shunk set 1 and is synthesized
One approximate cylindrical body swelling is inside conductive connection pipe 2, to realize conductive connection pipe 2, tensile cord cable core 8 and conduction
Taper shrinks the secured connection of 1 large area of set, as shown in Figure 1 and Figure 2.
In above-mentioned connection structure, front end conduction taper shrinks 8 the end of a thread of tensile cord cable core that set 1 is contracted in 4 steel pole of steel anchor
On, 8 the end of a thread of tensile cord cable core is wrapped on 4 steel pole of steel anchor, the bulge loop 11 on 4 steel pole of steel anchor blocks tensile cord cable core 8
It can prevent it from deviating from from the front end of conductive connection pipe 2.
Equipped method of the invention are as follows:
1, upper and lower limits screw 6 is unclamped, front and rear ends conduction taper is taken out and shrinks set 1 and steel anchor 4.
2, the tensile cord cable core 8 for passing through front end conduction taper contraction set 1 is penetrated from the front port of conductive connection pipe 2,
It is pierced by from through-hole 9.
3, outside Yu Tongkong 9, rear end conduction taper is shunk into set 1 and is sleeved on the steel pole of steel anchor 4.
4, the end of a thread of tensile cord cable core 8 is scattered, steel core head is penetrated in the position-limiting tube 10 for being located in steel anchor 4, it will be loose
Scattered the end of a thread (being longer than steel core head) is coated on 4 steel pole of steel anchor that rear conductive taper is shunk in set 1.
5, it is clamped with annular and inwardly clamps the end of a thread on 4 steel pole of steel anchor between adjacent bulge loop 11, conductive taper is shunk by after
Set 1 is placed on the end of a thread of tensile cord cable core 8 of clamping.
6, rear end conduction taper set 1 is shunk to retract from through-hole 9 in conductive connection together with tensile cord cable core 8 and steel anchor 4
In pipe 2.
7, front end conduction taper is shunk set 1 to be placed in 7 front port of conductive connection pipe, screws locking swivel nut 3 and is connect in conduction
2 forward ends thereof front end conduction taper of spool shrinks set 1 and enters conductive connection pipe 2, in conductive connection pipe 2, forward and backward conduction taper
1 mutual jam-packed of set is shunk, to realize the secured connection of tensile cord cable core 8 Yu conductive connection pipe 2.
8, strain clamp is fixed on the strain insulator string of shaft tower by the pull ring 5 of 4 rear end of steel anchor.
Claims (2)
1. tension conductor cable strain clamp, including connector, it is characterised in that: the connector includes that conductive taper shrinks set
(1) and conductive connection pipe (2) and steel anchor (4), the conduction taper, which is shunk, offers axial shrinkage slot (1-1), institute on set (1)
The front middle part for stating conductive connection pipe (2) is straight and rear portion is bent, and conductive connection pipe (2) front end is combined with locking swivel nut (3), conductive
The through-hole coaxial with front middle part tube body (9) are offered on the tube body of wire barrel (2) bending place；Former and later two conductive tapers are shunk
For set (1) respectively with being located at the front end nozzle of front middle part tube body and in the nozzle of rear end, former and later two conductive tapers shrink set
(1) small conehead is relatively and the small conehead of a conductive taper contraction set (1) is placed in the small of another conductive taper contraction set (1)
In conehead, the big conehead that preceding conduction taper shrinks set (1) is butted on the running-on closed end of locking swivel nut (3) in front end nozzle outside, after
The big conehead that conductive taper shrinks set (1) is butted on the upper and lower limits screw (6) screwed on conductive connection pipe (2) backward；Front end band
There is the steel anchor (4) of position-limiting tube (10) to put in forward and backward conductive taper forward from the through-hole (9) of conductive connection pipe (2) and shrinks set (1)
Interior, axially spaced-apart is equipped with bulge loop (11) on the steel anchor (4)；The running-on closed end of locking swivel nut (3), which offers, allows tension
The perforating that cable core (8) enters, the steel core of tensile cord cable core (8), which is worn, to be located in position-limiting tube (10), tension cable
The loose the end of a thread of core (8) wraps at least two bulge loops (11) on steel anchor (4), and the end of a thread between adjacent bulge loop (11) is clamped
Tool holder processed is on steel anchor (4).
2. tension conductor cable strain clamp according to claim 1, it is characterised in that: the conduction taper shrinks set
(1) big conical head end thickness is greater than or equal to conelet head end thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811232966.2A CN109546600A (en) | 2018-10-19 | 2018-10-19 | Tension conductor cable strain clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811232966.2A CN109546600A (en) | 2018-10-19 | 2018-10-19 | Tension conductor cable strain clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109546600A true CN109546600A (en) | 2019-03-29 |
Family
ID=65844593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811232966.2A Pending CN109546600A (en) | 2018-10-19 | 2018-10-19 | Tension conductor cable strain clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109546600A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110676766A (en) * | 2019-09-10 | 2020-01-10 | 广州供电局有限公司 | Chamfering device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201408962Y (en) * | 2009-04-22 | 2010-02-17 | 广州鑫源恒业电力线路器材有限公司 | Strain clamp for conductor with carbon fiber composite core |
| CN201608487U (en) * | 2009-11-30 | 2010-10-13 | 河南科信电缆有限公司 | Strain clamp of aluminium stranded wire of carbon fiber composite core |
| CN103138059A (en) * | 2013-03-04 | 2013-06-05 | 甘国强 | Weak current cable connector |
| CN203983910U (en) * | 2014-06-10 | 2014-12-03 | 国家电网公司 | Strain clamp angle demodulator |
| CN204167840U (en) * | 2014-11-03 | 2015-02-18 | 重庆市亚核保温材料股份有限公司 | A kind of self-tightening type strain insulator connecting clamp |
| CN105375134A (en) * | 2015-11-12 | 2016-03-02 | 常州市新东方电缆有限公司 | Waterproof cable connector |
| CN105470899A (en) * | 2015-12-08 | 2016-04-06 | 中国电力科学研究院 | Horizontal strain clamp with bolt and combined veneer-type drainage plate |
| CN107394728A (en) * | 2017-08-18 | 2017-11-24 | 徐州宇飞电力科技有限公司 | Compound Core Aluminium Strand Cable Expanding Terminal Dead-end Clamp |
| CN209298840U (en) * | 2018-10-19 | 2019-08-23 | 甘国强 | Tension conductor cable strain clamp |
-
2018
- 2018-10-19 CN CN201811232966.2A patent/CN109546600A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201408962Y (en) * | 2009-04-22 | 2010-02-17 | 广州鑫源恒业电力线路器材有限公司 | Strain clamp for conductor with carbon fiber composite core |
| CN201608487U (en) * | 2009-11-30 | 2010-10-13 | 河南科信电缆有限公司 | Strain clamp of aluminium stranded wire of carbon fiber composite core |
| CN103138059A (en) * | 2013-03-04 | 2013-06-05 | 甘国强 | Weak current cable connector |
| CN203983910U (en) * | 2014-06-10 | 2014-12-03 | 国家电网公司 | Strain clamp angle demodulator |
| CN204167840U (en) * | 2014-11-03 | 2015-02-18 | 重庆市亚核保温材料股份有限公司 | A kind of self-tightening type strain insulator connecting clamp |
| CN105375134A (en) * | 2015-11-12 | 2016-03-02 | 常州市新东方电缆有限公司 | Waterproof cable connector |
| CN105470899A (en) * | 2015-12-08 | 2016-04-06 | 中国电力科学研究院 | Horizontal strain clamp with bolt and combined veneer-type drainage plate |
| CN107394728A (en) * | 2017-08-18 | 2017-11-24 | 徐州宇飞电力科技有限公司 | Compound Core Aluminium Strand Cable Expanding Terminal Dead-end Clamp |
| CN209298840U (en) * | 2018-10-19 | 2019-08-23 | 甘国强 | Tension conductor cable strain clamp |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110676766A (en) * | 2019-09-10 | 2020-01-10 | 广州供电局有限公司 | Chamfering device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201022 Address after: 541002 4-1-2, 30 Pheasant Road, Guilin, the Guangxi Zhuang Autonomous Region Applicant after: Guilin Jie Qing Technology Co.,Ltd. Address before: 541002 4-1-2, 30 Pheasant Road, Guilin, the Guangxi Zhuang Autonomous Region Applicant before: Gan Guoqiang Applicant before: Liu Rong |
|
| TA01 | Transfer of patent application right | ||
| CB02 | Change of applicant information |
Address after: 210008 industrial concentration area, Dongping street, Lishui District, Nanjing City, Jiangsu Province Applicant after: Nanjing Gaokao line equipment manufacturing Co.,Ltd. Address before: 4-1-2, No. 30, Zhishan Road, Guilin Applicant before: Guilin Jie Qing Technology Co.,Ltd. |
|
| CB02 | Change of applicant information |