CN109449623B - Lap lead fixing device - Google Patents
Lap lead fixing device Download PDFInfo
- Publication number
- CN109449623B CN109449623B CN201810124564.4A CN201810124564A CN109449623B CN 109449623 B CN109449623 B CN 109449623B CN 201810124564 A CN201810124564 A CN 201810124564A CN 109449623 B CN109449623 B CN 109449623B
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- Prior art keywords
- wire clamping
- locking
- vertical plate
- clamping block
- hole
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- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 8
- 239000004020 conductor Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/03—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations
- H01R11/09—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations the connecting locations being identical
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/01—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the form or arrangement of the conductive interconnection between the connecting locations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
- H01R4/44—Clamping areas on both sides of screw
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- Clamps And Clips (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention discloses a lap joint lead fixing appliance, and aims to provide a lap joint lead fixing appliance which is convenient for actual construction operation and can effectively avoid the problems that the lap joint area of a cable is reduced, the contact resistance is increased and the potential safety hazard exists after the cable is clamped by an upper clamping block and a lower clamping block due to the fact that the lower clamping block and the upper clamping block can rotate relatively. The wire clamping device comprises an upper wire clamping block, wherein two upper wire clamping grooves which are arranged in the same direction are formed in the upper wire clamping block; two lower wire clamping blocks; the connecting bolt is used for connecting the upper wire clamping block and the lower wire clamping block; and the pre-locking type guiding rotation stopping device comprises a locking guiding vertical plate positioned between the two lower wire clamping blocks, a connecting screw positioned above the locking guiding vertical plate and a screw through hole which is arranged on the upper wire clamping block and matched with the connecting screw, and two pre-locking grooves which are in one-to-one correspondence with the upper wire clamping grooves are formed in the top edge of the locking guiding vertical plate.
Description
Technical Field
The invention relates to a cable clamp, in particular to a lap joint lead fixing appliance.
Background
The reliability of line equipment is an important factor influencing the reliability of power supply, and the performance of various parallel groove clamps with huge numbers in urban and rural power grids directly influences the reliable power supply. The reliability of the parallel groove clamp is not high, the number of times of inspection needs to be increased for power supply enterprises, the maintenance period is shortened, and the operation cost is increased. If the parallel groove clamp causes a fault or an accident, large-scale power failure can be caused and the personal safety of urban and rural residents can be threatened.
The current parallel groove clamp has the following operation difficulties in overhead line construction: the connecting bolt of parallel groove clamp is at the screw-up in-process, can take place relative rotation between lower clamp splice and the last clamp splice, lead to last wire clamping groove on the clamp splice and the lower wire clamping groove staggered distribution (the axis nonparallel of last wire clamping groove and lower wire clamping groove) on the clamp splice down, lead to going up the clamp splice and press from both sides the tight cable of clamp splice down after, the cable overlap area reduction appears, cause the contact resistance grow, the resistance grow just generates heat easily, there is the potential safety hazard.
Disclosure of Invention
The invention aims to provide a lapping lead fixing appliance which is convenient for actual construction operation and can effectively avoid the problems of increased contact resistance and potential safety hazard caused by reduced lapping area of a cable after a cable is clamped by an upper wire clamping block and a lower wire clamping block due to relative rotation between the lower wire clamping block and the upper wire clamping block.
The technical scheme of the invention is as follows:
a lap lead securement device, comprising: the upper wire clamping block is provided with two upper wire clamping grooves which are arranged in the same direction; the two lower wire clamping blocks are distributed along the length direction of the upper wire clamping groove, and two lower wire clamping grooves which correspond to the upper wire clamping grooves one by one are arranged on the lower wire clamping blocks;
the connecting bolt is used for connecting the upper wire clamping block and the lower wire clamping block; and the device is only changeed in locking formula direction in advance, and the device is only changeed in locking formula direction in advance including the locking direction riser that is located between two lower trapping mechanism, be located the connecting screw of locking direction riser top and set up on last trapping mechanism and with connecting screw matched with screw rod via hole, be equipped with two on the topside of locking direction riser with the preliminary locking groove of last trapping mechanism one-to-one, connecting screw's lower extreme is connected with locking direction riser, and the screw rod via hole is passed to connecting screw's upper end, and the top that is located last trapping mechanism on the connecting screw still is equipped with lock nut.
The overlapping lead fixing appliance not only is convenient for actual construction operation, but also can effectively avoid the problem that the contact resistance is increased and potential safety hazards exist due to the fact that relative rotation can occur between the lower wire clamping block and the upper wire clamping block, and the cable overlapping area is reduced after the upper wire clamping block and the lower wire clamping block clamp a cable.
Preferably, the locking guide vertical plate comprises a main guide vertical plate, an avoiding notch arranged at the joint of the top side and one side of the main guide vertical plate, a rotary clamping plate positioned in the avoiding notch, a horizontal shaft hole arranged on the side surface of the avoiding notch, a shaft rod rotatably arranged in the shaft hole and a shaft rod positioning mechanism arranged on the main guide vertical plate, wherein the shaft rod is parallel to the main guide vertical plate, the shaft rod is parallel to the rotary clamping plate and is connected with the rotary clamping plate, one pre-locking groove of the two pre-locking grooves is arranged on the top side of the main guide vertical plate, the other pre-locking groove is arranged on the edge of the rotary clamping plate, a wire passing notch is further arranged on the side edge of the rotary clamping plate, the axis of the shaft rod is positioned between the pre-locking groove on the rotary clamping plate and the wire passing notch, and the shaft rod positioning mechanism comprises a vertical mounting hole arranged on the lower, The setting is on the bottom surface of vertical mounting hole and the vertical guiding hole that is linked together with horizontal shaft hole, slide the gag lever post of setting in vertical guiding hole, set up annular stopper on the gag lever post lateral surface, set up the stop collar at the lower extreme of vertical mounting hole and set up on the axostylus axostyle side and with gag lever post matched with spacing hole, the internal diameter of vertical mounting hole is greater than the internal diameter of vertical guiding hole, the lower extreme of gag lever post down extends and passes the stop collar, and annular stopper is located vertical mounting hole, is equipped with reset spring on the gag lever post and is located between annular stopper and the stop collar, when the gag lever post upper end stretches into in the gag lever post: the rotary clamping plate is parallel to the main guide vertical plate, and the notch of the pre-locking groove on the rotary clamping plate faces upwards. This scheme structure can further make things convenient for operator's actual construction operation, improves actual efficiency of construction and construction safety nature.
Preferably, the limiting sleeve is in threaded connection with the vertical mounting hole.
Preferably, the connecting screw is connected to the upper side of the main guide riser.
Preferably, the wire clamping device further comprises two balance blocks corresponding to the lower wire clamping blocks one to one, the balance blocks are located below the corresponding lower wire clamping blocks, and the connecting bolts penetrate through the corresponding balance blocks.
Preferably, the distance between the two lower wire clamping blocks is 1-2 times of the thickness of the locking guide vertical plate.
Preferably, the cross section of the upper wire clamping groove is semicircular, and the cross section of the lower wire clamping groove is semicircular.
Preferably, the cross-section of the pre-locking groove is semi-circular.
The invention has the beneficial effects that: not only be convenient for actual construction operation, can effectively avoid moreover because of can taking place relative rotation between lower clamp line piece and the last clamp line piece, lead to going up clamp line piece and clamp tightly behind the cable with lower clamp line piece, appear that cable overlap joint area reduces, cause the contact resistance grow, have the problem of potential safety hazard.
Drawings
Fig. 1 is an exploded view of a lap lead fixing tool of embodiment 1 of the present invention.
Fig. 2 is a schematic view of a structure of a lap lead fixing tool according to embodiment 1 of the present invention.
Fig. 3 is a schematic diagram of a locking guide riser according to embodiment 2 of the present invention.
Fig. 4 is a schematic view of a structure of a lap lead fixing tool according to embodiment 2 of the present invention in a practical use.
Fig. 5 is another schematic structural view of the overlapping lead fixing tool of embodiment 2 of the present invention in a practical use.
In the figure:
the wire clamping device comprises an upper wire clamping block 1 and an upper wire clamping groove 1.1;
a lower wire clamping block 2 and a lower wire clamping groove 2.1;
a balance weight 3;
a connecting bolt 4;
the pre-locking type guide rotation stopping device 5 comprises a locking guide vertical plate 5.1, a main guide vertical plate 5.11, an avoiding gap 5.12, a rotary clamp plate 5.13, a wire passing gap 5.14, a pre-locking groove 5.2, a connecting screw rod 5.3, a screw rod through hole 5.4, a locking nut 5.5, a shaft rod 5.6, a shaft rod positioning mechanism 5.7, a limiting rod 5.71, an annular limiting block 5.72, a reset spring 5.73, a limiting sleeve 5.74 and a limiting hole 5.75;
a lead 6;
an overhead conductor 7.
Detailed Description
The invention is described in further detail below with reference to the following detailed description and accompanying drawings:
example 1: as shown in fig. 1 and 2, a fixing device for overlapping lead wires comprises an upper wire clamping block 1, two lower wire clamping blocks 2 located below the upper wire clamping block, two balance blocks 3 corresponding to the lower wire clamping blocks one by one, a connecting bolt 4 connecting the upper wire clamping block and the lower wire clamping block, and a pre-locking type guiding rotation stopping device 5.
Two upper wire clamping grooves 1.1 which are arranged in the same direction are arranged on the upper wire clamping block. The cross section of the upper wire clamping groove is semicircular.
The two lower wire clamping blocks are distributed along the length direction of the upper wire clamping groove. Two lower wire clamping grooves 2.1 which are in one-to-one correspondence with the upper wire clamping grooves are arranged on the lower wire clamping block. The cross section of the lower wire clamping groove is semicircular.
The balance blocks are positioned below the corresponding lower wire clamping blocks. The connecting bolts penetrate through the corresponding balance blocks.
The pre-locking type guiding rotation stopping device comprises a locking guiding vertical plate 5.1 positioned between two lower wire clamping blocks, a connecting screw rod 5.3 positioned above the locking guiding vertical plate and a screw rod through hole 5.4 arranged on the upper wire clamping block and matched with the connecting screw rod. The distance between the two lower wire clamping blocks is 1-2 times of the thickness of the locking guide vertical plate, and in the embodiment, the distance between the two lower wire clamping blocks is 1.5 times of the thickness of the locking guide vertical plate. The locking guide vertical plate is vertically arranged. The connecting screw rod is vertically arranged.
The lower end of the connecting screw rod is connected with the locking guide vertical plate, and the upper end of the connecting screw rod penetrates through the screw rod through hole. And a locking nut 5.5 is also arranged on the connecting screw rod and above the upper wire clamping block.
Two pre-locking grooves 5.2 which are in one-to-one correspondence with the upper wire clamping grooves are arranged on the top edge of the locking guide vertical plate. The cross section of the pre-locking groove is semicircular.
The specific use of the overlapping lead fixing tool of the present embodiment is as follows:
firstly, an operator places an overhead conductor and a lead between an upper wire clamping block and a lower wire clamping block;
then, moving the locking guide vertical plate upwards, and placing the overhead conductor and the lead between the upper wire clamping groove of the upper wire clamping block and the pre-locking groove of the locking guide vertical plate;
then, tightening a locking nut, pre-clamping the overhead conductor and the lead between an upper wire clamping block and a locking guide vertical plate, and enabling the locking guide vertical plate and the upper wire clamping groove to be approximately kept in a vertical state in the length direction, wherein at the moment, a lapping lead fixing appliance and the lead are preliminarily fixed on the overhead conductor;
secondly, screwing the connecting bolt to enable the lower wire clamping block to move upwards, so that the overhead conductor and the lead wire are clamped through the upper wire clamping block and the lower wire clamping block;
in this process: because the lap lead fixing device and the lead are initially fixed on the overhead conductor by the locking guide vertical plate, an operator can conveniently screw the connecting bolt without supporting the overhead conductor, the lead and the lap lead fixing device, the operation is convenient, the number of operators required for lap lead can be reduced, and even the operation can be finished by a single operator;
more importantly: because the locking direction riser is fixed between two lower trapping mechanism pieces, in the in-process that the connecting bolt was screwed up and made lower trapping mechanism piece shift up like this, locking direction riser will play the guide effect, can take place relative rotation between avoiding lower trapping mechanism piece and the last trapping mechanism piece, guarantee to screw up connecting bolt after, go up trapping mechanism and lower trapping mechanism groove syntropy and distribute, thereby effectively avoid because of can taking place relative rotation between lower trapping mechanism piece and the last trapping mechanism piece, lead to the upper trapping mechanism piece and the lower trapping mechanism piece after pressing from both sides tight cable, the cable overlap area appears and reduces, cause the contact resistance grow, there is the problem of potential safety hazard.
Example 2, the rest of the structure of this example refers to example 1, with the following differences:
as shown in fig. 3 and 4, the locking guide vertical plate comprises a main guide vertical plate 5.11, an avoiding notch 5.12 arranged at the junction of the top edge and one side edge of the main guide vertical plate, a rotary clamping plate 5.13 positioned in the avoiding notch, a horizontal shaft hole arranged on the side surface of the avoiding notch, a shaft lever 5.6 rotatably arranged in the shaft hole, and a shaft lever positioning mechanism 5.7 arranged on the main guide vertical plate. In this embodiment, the connecting screw is connected with the upper side of the main guide vertical plate.
The axostylus axostyle is parallel with main guide riser, and the axostylus axostyle is parallel with rotatory thread clamping board, and the axostylus axostyle is connected with rotatory thread clamping board.
In the embodiment, one of the two pre-locking grooves is arranged on the top edge of the main guide vertical plate, and the other pre-locking groove is arranged on the edge of the rotary clamping plate. The side of the rotary clamping plate is also provided with a wire passing notch 5.14. The pre-locking groove and the wire passing notch on the rotary clamping plate are positioned at two opposite sides of the rotary clamping plate. The axis of the shaft lever is positioned between the pre-locking groove and the wire passing notch on the rotary clamping plate.
The shaft lever positioning mechanism comprises a vertical mounting hole arranged on the lower side surface of the main guide vertical plate, a vertical guide hole arranged on the bottom surface of the vertical mounting hole and communicated with the horizontal shaft hole, a limiting rod 5.71 arranged in the vertical guide hole in a sliding manner, an annular limiting block 5.72 arranged on the outer side surface of the limiting rod, a limiting sleeve 5.74 arranged at the lower end of the vertical mounting hole and a limiting hole 5.75 arranged on the side surface of the shaft lever and matched with the limiting rod. The limiting sleeve is connected with the vertical mounting hole through threads.
The inner diameter of the vertical mounting hole is larger than that of the vertical guide hole. The lower end of the limiting rod extends downwards and penetrates through the limiting sleeve. The annular limiting block is located in the vertical mounting hole, and the reset spring 5.73 is arranged on the limiting rod and between the annular limiting block and the limiting sleeve.
As shown in fig. 5, when the upper end of the limiting rod extends into the limiting hole: the rotary clamping plate is parallel to the main guide vertical plate, and the notch of the pre-locking groove on the rotary clamping plate faces upwards.
The specific use of the overlapping lead fixing tool of the present embodiment is as follows:
firstly, the operator can fix the lead on the lapping lead fixing appliance in advance through a pre-locking type guiding rotation stopping device on the ground surface, and the operation is as follows:
an operator positions the lead 6 between the upper wire clamping block and the lower wire clamping block on the ground surface, then moves the locking guide vertical plate upwards, and places the lead between an upper wire clamping groove of the upper wire clamping block and a pre-locking groove on the main guide vertical plate;
then, the locking nut is screwed down, the lead is clamped between the upper wire clamping groove of the upper wire clamping block and the pre-locking groove on the main guide vertical plate in advance, and the length directions of the locking guide vertical plate and the upper wire clamping groove are kept in a roughly vertical state, at the moment, the lead is preliminarily fixed on a lapping lead fixing appliance, as shown in fig. 4;
then, pulling down the limiting rod to separate the limiting rod from the limiting hole; then, the rotating clamping plate is rotated to enable the wire passing notch on the rotating clamping plate to be positioned above the pre-locking groove (the opening of the pre-locking groove on the rotating clamping plate faces downwards), and the limiting rod is released, as shown in fig. 4;
secondly, an operator climbs the telegraph pole and is provided with a lapping lead fixing appliance and a lead pre-fixed on the lapping lead fixing appliance;
thirdly, the operator places the overhead conductor 7 between the upper and lower clamping blocks;
then, an operator rotates the rotary clamping plate to enable the upper end of the limiting rod to extend into the limiting hole under the action of the reset spring; at the moment, the rotary clamping plate is positioned, the rotary clamping plate is parallel to the main guide vertical plate, and the notch of the pre-locking groove on the rotary clamping plate faces upwards; the overhead conductor is clamped between the upper wire clamping groove of the upper wire clamping block and the pre-locking groove on the rotary wire clamping plate, and at the moment, the lapping lead fixing device and the lead are preliminarily fixed on the overhead conductor, as shown in fig. 5;
in the process, as an operator fixes the leads on the ground surface and the lap lead fixing device in advance, the operator only needs to rotate the rotary clamping plate to enable the upper end of the limiting rod to extend into the limiting hole under the action of the return spring, so that the overhead conductor can be clamped between the upper clamping block and the rotary clamping plate, and the lap lead fixing device and the leads are preliminarily fixed on the overhead conductor; the method greatly simplifies the operation process of an operator in the process of high-altitude operation, improves the operation efficiency, can be conveniently completed by only one operator in the steps, and does not need multiple operators to perform cooperative operation at high altitude.
Fourthly, tightening the connecting bolt to move the lower wire clamping block upwards, so that the overhead conductor and the lead wire are clamped through the upper wire clamping block and the lower wire clamping block.
Claims (6)
1. An overlapping lead wire fixture, comprising:
the upper wire clamping block is provided with two upper wire clamping grooves which are arranged in the same direction;
the two lower wire clamping blocks are distributed along the length direction of the upper wire clamping groove, and each lower wire clamping block is provided with two lower wire clamping grooves which correspond to the upper wire clamping grooves one by one;
the connecting bolt is used for connecting the upper wire clamping block and the two lower wire clamping blocks; and
the pre-locking type guiding rotation-stopping device comprises a locking guiding vertical plate positioned between two lower wire clamping blocks, a connecting screw rod positioned above the locking guiding vertical plate and a screw rod through hole which is arranged on the upper wire clamping block and is matched with the connecting screw rod,
the top edge of the locking guide vertical plate is provided with two pre-locking grooves which correspond to the upper wire clamping grooves one by one, the lower end of the connecting screw rod is connected with the locking guide vertical plate, the upper end of the connecting screw rod penetrates through the screw rod through hole, and a locking nut is further arranged on the connecting screw rod and above the upper wire clamping block;
the locking guide vertical plate comprises a main guide vertical plate, an avoiding notch arranged at the joint of the top edge and one side edge of the main guide vertical plate, a rotary clamping plate positioned in the avoiding notch, a horizontal shaft hole arranged on the side surface of the avoiding notch, a shaft rod rotatably arranged in the shaft hole and a shaft rod positioning mechanism arranged on the main guide vertical plate, wherein the shaft rod is parallel to the main guide vertical plate, the shaft rod is parallel to the rotary clamping plate, and the shaft rod is connected with the rotary clamping plate,
one of the two pre-locking grooves is arranged on the top edge of the main guide vertical plate, the other pre-locking groove is arranged on the edge of the rotary clamping plate, a thread passing notch is also arranged on the side edge of the rotary clamping plate,
the axial line of the shaft lever is positioned between the pre-locking groove and the wire passing notch on the rotary clamping plate,
the shaft lever positioning mechanism comprises a vertical mounting hole arranged on the lower side surface of the main guide vertical plate, a vertical guide hole arranged on the bottom surface of the vertical mounting hole and communicated with the horizontal shaft hole, a limiting rod arranged in the vertical guide hole in a sliding manner, an annular limiting block arranged on the outer side surface of the limiting rod, a limiting sleeve arranged at the lower end of the vertical mounting hole and a limiting hole arranged on the side surface of the shaft lever and matched with the limiting rod, wherein the inner diameter of the vertical mounting hole is larger than that of the vertical guide hole, the lower end of the limiting rod extends downwards and penetrates through the limiting sleeve, the annular limiting block is arranged in the vertical mounting hole, a reset spring is arranged on the limiting rod and between the annular limiting block and the limiting sleeve,
when the upper end of the limiting rod stretches into the limiting hole: the rotary clamping plate is parallel to the main guide vertical plate, and the notch of the pre-locking groove on the rotary clamping plate faces upwards;
the cross section of the pre-locking groove is semicircular.
2. The lap lead attachment of claim 1 wherein said stop collar is threadably engaged with said vertical mounting hole.
3. The overlapping lead-fixing tool of claim 1 or 2, wherein the connecting screw is connected to an upper side of the main guide riser.
4. The overlapping lead fixing device according to claim 1 or 2, further comprising two balance blocks corresponding to the lower clamping blocks one to one, wherein the balance blocks are located below the corresponding lower clamping blocks, and the connecting bolt penetrates through the corresponding balance blocks.
5. The overlapping lead fixing tool according to claim 1 or 2, wherein the distance between the two lower clamping blocks is 1 to 2 times the thickness of the locking guide vertical plate.
6. The overlapping lead fixing device as claimed in claim 1 or 2, wherein the upper clipping groove has a semicircular cross section, and the lower clipping groove has a semicircular cross section.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810124564.4A CN109449623B (en) | 2018-02-07 | 2018-02-07 | Lap lead fixing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810124564.4A CN109449623B (en) | 2018-02-07 | 2018-02-07 | Lap lead fixing device |
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CN109449623A CN109449623A (en) | 2019-03-08 |
CN109449623B true CN109449623B (en) | 2020-02-07 |
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CN201810124564.4A Active CN109449623B (en) | 2018-02-07 | 2018-02-07 | Lap lead fixing device |
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CN (1) | CN109449623B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110854634B (en) * | 2019-11-13 | 2024-07-23 | 国网安徽省电力有限公司庐江县供电公司 | Power grid secondary circuit wiring fixing and marking device |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57183675U (en) * | 1981-05-19 | 1982-11-20 | ||
CN2065965U (en) * | 1990-03-23 | 1990-11-21 | 衡阳工学院 | Embedded welding trapezoidal copper lath parallel cable cleat |
CN2465340Y (en) * | 2001-01-12 | 2001-12-12 | 高正贤 | Isolation penetrating wire clamp with orientable guiding structure |
CN205069891U (en) * | 2015-09-25 | 2016-03-02 | 重庆渝久电力金具有限公司 | Parallel groove clamp suitable for different diameter specification wires compress tightly |
CN206401858U (en) * | 2016-12-26 | 2017-08-11 | 国网浙江省电力公司湖州供电公司 | Different in nature clip lead fixator |
CN207801419U (en) * | 2018-02-07 | 2018-08-31 | 国网浙江省电力公司丽水供电公司 | A kind of overlap joint lead fixed appliance |
-
2018
- 2018-02-07 CN CN201810124564.4A patent/CN109449623B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57183675U (en) * | 1981-05-19 | 1982-11-20 | ||
CN2065965U (en) * | 1990-03-23 | 1990-11-21 | 衡阳工学院 | Embedded welding trapezoidal copper lath parallel cable cleat |
CN2465340Y (en) * | 2001-01-12 | 2001-12-12 | 高正贤 | Isolation penetrating wire clamp with orientable guiding structure |
CN205069891U (en) * | 2015-09-25 | 2016-03-02 | 重庆渝久电力金具有限公司 | Parallel groove clamp suitable for different diameter specification wires compress tightly |
CN206401858U (en) * | 2016-12-26 | 2017-08-11 | 国网浙江省电力公司湖州供电公司 | Different in nature clip lead fixator |
CN207801419U (en) * | 2018-02-07 | 2018-08-31 | 国网浙江省电力公司丽水供电公司 | A kind of overlap joint lead fixed appliance |
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CN109449623A (en) | 2019-03-08 |
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