CN111864654A - U-shaped opening tightener terminal - Google Patents
U-shaped opening tightener terminal Download PDFInfo
- Publication number
- CN111864654A CN111864654A CN201910362306.4A CN201910362306A CN111864654A CN 111864654 A CN111864654 A CN 111864654A CN 201910362306 A CN201910362306 A CN 201910362306A CN 111864654 A CN111864654 A CN 111864654A
- Authority
- CN
- China
- Prior art keywords
- movable chuck
- screw rod
- chuck
- shaped groove
- screw
- 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.)
- Granted
Links
- 230000003068 static effect Effects 0.000 claims abstract description 15
- 238000009413 insulation Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000002788 crimping Methods 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 6
- 230000001681 protective effect Effects 0.000 description 7
- 238000005096 rolling process Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
Images
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
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
-
- 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
- H02G7/053—Suspension clamps and clips for electric overhead lines not suspended to a supporting wire
- H02G7/056—Dead-end clamps
Abstract
The invention relates to the technical field of electric power fittings, in particular to a U-shaped opening wire tightener terminal which comprises a static chuck and a movable chuck, wherein a first wire clamping part is arranged in the middle of the static chuck, a first screw rod and a second screw rod are respectively arranged at two ends of the first wire clamping part, a second wire clamping part is arranged in the middle of the movable chuck, one end of the movable chuck is hinged with the first screw rod through a strip hole arranged on the movable chuck, a U-shaped groove is arranged at the other end of the movable chuck, the movable chuck can transversely move along the strip hole relative to the first screw rod so as to enable the second screw rod to be embedded into the U-shaped groove, corresponding locking nuts are respectively arranged on the first screw rod and the second screw rod, and the movable chuck and the static chuck can be matched to lock mutually separated cable ends together by screwing the locking nuts. The invention has the advantages that the cable end socket can be locked together, and the cable end socket is firm and reliable, is not easy to loosen, can not damage the sheath of the cable, and has simple structure and convenient operation.
Description
Technical Field
The invention relates to the field of electric power fittings, in particular to a U-shaped opening wire tightener terminal.
Background
The cable is erected on a telegraph pole or a building through a wire fixing device, and the fixing of the cable terminal generally comprises the steps of bending the cable end around an insulator (street porcelain) and binding or fixing the separated cable ends in a tensioned state; at present, constructor compresses tightly the cable that parts of each other together and then uses the binder to bind fixedly through traditional modes such as manpower or simple and easy instrument usually, and the binder generally is aluminium system metal fine rule, tighten up and can lead to the insulating nature of cable to reduce on the cable, cause the harm to the cable insulation skin easily, and the method of binding does not have unified standard moreover, and the randomness is very big, and the fastness that leads to the cable end to bind is difficult to guarantee, and the cable end loosens easily and drops from the street sign indicating number, brings the potential safety hazard.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a U-shaped opening wire grip terminal which can lock mutually separated cable ends together, is firm and reliable, is not easy to loosen, cannot damage cable sheaths, and is simple in structure and convenient to operate.
The invention is realized by the following technical scheme:
a U-shaped opening tightener terminal comprises a static chuck and a movable chuck, wherein a first wire clamping part is arranged in the middle of the static chuck, a first screw rod and a second screw rod are respectively and fixedly arranged at two ends of the first wire clamping part, a second wire clamping part corresponding to the first wire clamping part is arranged in the middle of the movable chuck, one end of the movable chuck is hinged with the first screw rod through a strip hole arranged on the movable chuck, a U-shaped groove penetrating through the upper side and the lower side of the movable chuck is arranged at the other end of the movable chuck, the U-shaped groove and the strip hole are arranged in the same direction, the notch of the U-shaped groove is back to the strip hole, the movable chuck can rotate relative to the first screw rod so as to enable the U-shaped groove to be just opposite to the notch of the U-shaped groove, the movable chuck can transversely move relative to the first screw rod along the strip hole so as to enable the second screw rod to be embedded into the U-shaped groove, corresponding locking nuts are, thereby enabling the second wire trap portion and the first wire trap portion to cooperate to lock the cable ends separated from each other together.
Preferably, the strip hole is also internally provided with a detachable plug which can be inserted into a gap between the strip hole and the first screw rod and can limit the first screw rod to transversely move in the strip hole.
Preferably, the two side walls of the U-shaped groove are different in length and are respectively a long side wall and a short side wall, and the part of the long side wall, which exceeds the short side wall, can block the second screw so as to form a baffle plate for limiting the rotation of the movable chuck.
Preferably, the first wire clamping part and/or the second wire clamping part are/is a concave arc-shaped insulating structure or a bending surface insulating structure.
Preferably, move and still be equipped with the protective cover on the chuck, be equipped with on the protective cover and be used for holding first screw rod with the sleeve shell of second screw rod, the protective cover with move the chuck and carry out dismantling the connection.
The invention has the beneficial effects that: firstly, the second wire clamping part of the movable chuck and the first wire clamping part of the static chuck lock the cable ends which are separated from each other together, so that the traditional wire rolling binding mode is replaced, the fixation is firm and reliable, and the surface of the cable is not easy to damage; the movable chuck is provided with a long hole at one end and a U-shaped groove at the other end, so that the movable chuck can be always connected to the first screw rod, the advantage of flexible hinging connection operation is kept, the movable chuck and the movable chuck are connected into a whole without excessive spare parts and are prevented from being lost, the second screw rod is clamped and embedded through the U-shaped groove, the movable chuck is convenient to assemble and disassemble, and is safe, stable and prevented from loosening; the third is through setting up the jam, can restrict first screw rod at the downthehole lateral shifting of rectangular, restriction moves the lateral shifting of chuck promptly to make the second screw rod of movable chuck can not follow the U-shaped inslot slippage, make the fixed firm reliable of tightener terminal to the cable end.
The conception, specific structure and effects of the present invention will be further described in conjunction with the accompanying drawings to fully understand the objects, features and effects of the present invention.
Drawings
FIG. 1 is a schematic view of the U-shaped open turnbuckle terminal of the present invention;
fig. 2 is an exploded view of fig. 1.
Wherein: the clamping device comprises a static chuck 1, a first clamping line part 11, a first screw 12, a second screw 13, a lock nut 14, a movable chuck 2, a second clamping line part 21, a long hole 22, a U-shaped groove 23, a long side wall 231, a short side wall 232, a plug 3, a protective cover 4, a sleeve shell 41 and a buckle 42.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the description of the specific embodiments is intended to be illustrative of the invention and is not intended to limit the invention.
As shown in fig. 1-2, a U-shaped open wire grip terminal comprises a static grip 1 and a movable grip 2, wherein a first wire clamping portion 11 is arranged in the middle of the static grip 1, a first screw 12 and a second screw 13 are respectively and fixedly arranged at two ends of the first wire clamping portion 11, a second wire clamping portion 21 corresponding to the first wire clamping portion 11 is arranged in the middle of the movable grip 2, one end of the movable grip 2 is hinged to the first screw 12 through a strip hole 22 arranged on the movable grip 2, the other end of the movable grip 2 is provided with a U-shaped groove 23 penetrating through the upper side and the lower side of the movable grip 2, the U-shaped groove 23 and the strip hole 22 are arranged in the same direction, a notch of the U-shaped groove 23 faces away from the strip hole 22, the movable grip 2 can rotate relative to the first screw 12 so that the U-shaped groove 23 faces the notch of the U-shaped groove 23, the movable grip 2 can transversely move relative to the first screw 12 along the strip hole 22 so that the, the first screw 12 and the second screw 13 are respectively provided with corresponding lock nuts 14, and the movable chuck 2 can move towards the static chuck 1 by screwing the lock nuts 14, so that the second wire clamping part 21 and the first wire clamping part 11 can be matched to lock the cable ends which are separated from each other together.
The second wire clamping part 21 of the movable chuck 2 and the first wire clamping part 11 of the static chuck 1 are used for locking the cable ends which are mutually separated together, so that the traditional wire rolling binding mode is replaced, the fixation is firm and reliable, and the surface of the cable is not easy to damage; the long hole 22 is formed in one end of the movable chuck 2, the U-shaped groove 23 is formed in the other end of the movable chuck 2, the movable chuck 2 can be connected to the first screw 12 all the time, the advantage of flexible hinging connection operation is reserved, the movable chuck 2 and the first screw are connected into a whole, excessive spare parts are not needed, the movable chuck is prevented from being lost, the second screw 13 is clamped and embedded through the U-shaped groove 23, the movable chuck 2 is convenient to assemble and disassemble, safe and stable, and loosening is prevented, the movable chuck 2 is only required to be rotated to enable the notch of the U-shaped groove 23 to be aligned with the second screw 13 during installation, the movable chuck 2 is transversely moved along the long hole 22 to enable the second screw 13 to be embedded into the U-shaped groove 23, and then the locking nut 14 is screwed to enable the movable chuck 2 to be.
The elongated hole 22 is also internally provided with a detachable plug 3, and the plug 3 can be inserted into a gap between the elongated hole 22 and the first screw 12 and can limit the first screw 12 to transversely move in the elongated hole 22; through setting up and stopping up 3, can restrict first screw rod 12 lateral shifting in rectangular hole 22, restrict the lateral shifting that moves chuck 2 promptly to make the second screw rod 13 of moving chuck 2 can not follow the slippage in the U-shaped groove 23, make the firm reliable of fixing of tightener terminal to the cable end.
The lengths of the two side walls of the U-shaped groove 23 are different, and the two side walls are a long side wall 231 and a short side wall 232 respectively, and the part of the long side wall 231 exceeding the short side wall 232 can block the second screw 13, so as to form a baffle plate for limiting the rotation of the movable chuck 2; the design can increase the convenience of operation, when the movable chuck 2 rotates to the position that the notch of the U-shaped groove 23 is just aligned with the second screw 13, the movable chuck 2 is just blocked by the baffle plate to be limited, and then the movable chuck 2 is directly moved transversely to enable the second screw 13 to be embedded into the U-shaped groove 23.
The first wire clamping part 11 and the second wire clamping part 21 are of concave arc-shaped insulating structures.
Move and still be equipped with protective cover 4 on the chuck 2, be equipped with on the protective cover 4 and be used for holding first screw rod 12 with the sleeve shell 41 of second screw rod 13, protective cover 4 with it can dismantle the connection through buckle 42 to move chuck 2.
The invention has the beneficial effects that: firstly, the second wire clamping part 21 of the movable chuck 2 and the first wire clamping part 11 of the static chuck 1 lock the cable ends which are separated from each other together, so that the traditional wire rolling binding mode is replaced, the fixation is firm and reliable, and the surface of the cable is not easy to damage; secondly, the movable chuck 2 is connected to the first screw 12 all the time by arranging the long hole 22 at one end of the movable chuck 2 and arranging the U-shaped groove 23 at the other end of the movable chuck 2, so that the advantage of flexible hinge-type connection operation is kept, the movable chuck 2 and the first screw are connected into a whole without excessive spare parts to prevent loss, the second screw 13 is clamped and embedded through the U-shaped groove 23, the movable chuck 2 is convenient to assemble and disassemble and is safe, stable and free, the movable chuck 2 is installed by only rotating the notch of the U-shaped groove 23 of the movable chuck 2 to be aligned with the second screw 13, the movable chuck 2 transversely moves along the long hole 22 to enable the second screw 13 to be embedded into the U-shaped groove 23, and the locking nut 14 is screwed to enable the movable chuck 2 and the static chuck 1 to be matched with and lock the end of.
Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Claims (5)
1. A U-shaped opening tightener terminal is characterized by comprising a static chuck and a movable chuck, wherein a first wire clamping part is arranged in the middle of the static chuck, a first screw rod and a second screw rod are respectively and fixedly arranged at two ends of the first wire clamping part, a second wire clamping part corresponding to the first wire clamping part is arranged in the middle of the movable chuck, one end of the movable chuck is hinged with the first screw rod through a strip hole arranged on the movable chuck, a U-shaped groove penetrating through the upper side and the lower side of the movable chuck is arranged at the other end of the movable chuck, the U-shaped groove and the strip hole are arranged in the same direction, the notch of the U-shaped groove is back to the strip hole, the movable chuck can rotate relative to the first screw rod so that the U-shaped groove can be just opposite to the notch of the U-shaped groove, the movable chuck can transversely move relative to the first screw rod along the strip hole so that the second screw rod can be embedded into the U-shaped groove, corresponding locking nuts are respectively screwed on the first, thereby enabling the second wire trap portion and the first wire trap portion to cooperate to lock the cable ends separated from each other together.
2. The U-shaped open turnbuckle terminal of claim 1 wherein said elongated bore further comprises a removable plug insertable into a gap between said elongated bore and said first screw and adapted to limit lateral movement of said first screw within said elongated bore.
3. The U-shaped open wire grip terminal of claim 1 wherein the U-shaped slot has two side walls of different lengths, a long side wall and a short side wall, and the portion of the long side wall beyond the short side wall can block the second screw to form a stop for limiting the rotation of the movable clamp.
4. The U-shaped open turnbuckle terminal of claim 1, wherein said first and/or second crimping portions are concave arcuate insulation or curved surface insulation.
5. The U-shaped opening wire grip terminal of any one of claims 1 to 4, wherein a protecting cover is further disposed on the movable chuck, the protecting cover is provided with a sleeve housing for accommodating the first screw and the second screw, and the protecting cover is detachably connected to the movable chuck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910362306.4A CN111864654B (en) | 2019-04-30 | 2019-04-30 | U-shaped opening tightener terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910362306.4A CN111864654B (en) | 2019-04-30 | 2019-04-30 | U-shaped opening tightener terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111864654A true CN111864654A (en) | 2020-10-30 |
| CN111864654B CN111864654B (en) | 2024-04-05 |
Family
ID=72965749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910362306.4A Active CN111864654B (en) | 2019-04-30 | 2019-04-30 | U-shaped opening tightener terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111864654B (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08210002A (en) * | 1995-02-06 | 1996-08-13 | Miwa Lock Co Ltd | Locking device for door guard arm |
| CN2924728Y (en) * | 2006-06-20 | 2007-07-18 | 厦门华联电子有限公司 | External shielding case for infrared remote control receiving amplifier external shielding |
| GB201021740D0 (en) * | 2010-12-22 | 2011-02-02 | Tyco Electronics Ltd Uk | A cable breakout support |
| CN106015271A (en) * | 2016-06-27 | 2016-10-12 | 嘉兴艾可森紧固件有限公司 | Antitheft screw not prone to being disassembled |
| CN106655046A (en) * | 2017-01-21 | 2017-05-10 | 广州勇艺邦电子科技有限公司 | Self-locking U-shaped wire clamp |
| CN206619886U (en) * | 2017-03-23 | 2017-11-07 | 广州番禺电缆集团有限公司 | Stringing is combined the unit |
| CN207283117U (en) * | 2017-10-12 | 2018-04-27 | 杭州施易达电力科技有限公司 | A kind of cord holder of supporting street code |
| CN207283116U (en) * | 2017-10-12 | 2018-04-27 | 杭州施易达电力科技有限公司 | A kind of terminal cord holder of supporting street code |
| CN108183454A (en) * | 2018-02-08 | 2018-06-19 | 广州番禺电缆集团有限公司 | A kind of articulated type comb-along |
| WO2018133696A1 (en) * | 2017-01-21 | 2018-07-26 | 广州番禺电缆集团有限公司 | Self-locking cable fastening holder |
| WO2018176984A1 (en) * | 2017-03-28 | 2018-10-04 | 广州番禺电缆集团有限公司 | Dual-wheel cable fixing device |
| WO2018219014A1 (en) * | 2017-06-02 | 2018-12-06 | 山东百扬和信息科技有限公司 | Blending device |
| CN109616987A (en) * | 2019-01-30 | 2019-04-12 | 江苏利宏原电力科技有限公司 | A kind of convenient and fast cable termination fastening wire clamp of operation |
| CN210273342U (en) * | 2019-04-30 | 2020-04-07 | 广州番禺电缆集团有限公司 | U-shaped opening wire tightener terminal |
| EP3787137A1 (en) * | 2019-08-29 | 2021-03-03 | Zurecon AG | Connecting device, connection fitting and cable tray |
-
2019
- 2019-04-30 CN CN201910362306.4A patent/CN111864654B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08210002A (en) * | 1995-02-06 | 1996-08-13 | Miwa Lock Co Ltd | Locking device for door guard arm |
| CN2924728Y (en) * | 2006-06-20 | 2007-07-18 | 厦门华联电子有限公司 | External shielding case for infrared remote control receiving amplifier external shielding |
| GB201021740D0 (en) * | 2010-12-22 | 2011-02-02 | Tyco Electronics Ltd Uk | A cable breakout support |
| CN106015271A (en) * | 2016-06-27 | 2016-10-12 | 嘉兴艾可森紧固件有限公司 | Antitheft screw not prone to being disassembled |
| WO2018133696A1 (en) * | 2017-01-21 | 2018-07-26 | 广州番禺电缆集团有限公司 | Self-locking cable fastening holder |
| CN106655046A (en) * | 2017-01-21 | 2017-05-10 | 广州勇艺邦电子科技有限公司 | Self-locking U-shaped wire clamp |
| CN206619886U (en) * | 2017-03-23 | 2017-11-07 | 广州番禺电缆集团有限公司 | Stringing is combined the unit |
| WO2018176984A1 (en) * | 2017-03-28 | 2018-10-04 | 广州番禺电缆集团有限公司 | Dual-wheel cable fixing device |
| WO2018219014A1 (en) * | 2017-06-02 | 2018-12-06 | 山东百扬和信息科技有限公司 | Blending device |
| CN207283117U (en) * | 2017-10-12 | 2018-04-27 | 杭州施易达电力科技有限公司 | A kind of cord holder of supporting street code |
| CN207283116U (en) * | 2017-10-12 | 2018-04-27 | 杭州施易达电力科技有限公司 | A kind of terminal cord holder of supporting street code |
| CN108183454A (en) * | 2018-02-08 | 2018-06-19 | 广州番禺电缆集团有限公司 | A kind of articulated type comb-along |
| CN109616987A (en) * | 2019-01-30 | 2019-04-12 | 江苏利宏原电力科技有限公司 | A kind of convenient and fast cable termination fastening wire clamp of operation |
| CN210273342U (en) * | 2019-04-30 | 2020-04-07 | 广州番禺电缆集团有限公司 | U-shaped opening wire tightener terminal |
| EP3787137A1 (en) * | 2019-08-29 | 2021-03-03 | Zurecon AG | Connecting device, connection fitting and cable tray |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111864654B (en) | 2024-04-05 |
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