CN210576535U - Wire lapping assembly - Google Patents

Wire lapping assembly Download PDF

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Publication number
CN210576535U
CN210576535U CN201921379990.9U CN201921379990U CN210576535U CN 210576535 U CN210576535 U CN 210576535U CN 201921379990 U CN201921379990 U CN 201921379990U CN 210576535 U CN210576535 U CN 210576535U
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China
Prior art keywords
shaped groove
arc
shaped
wire
occlusion
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Application number
CN201921379990.9U
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Chinese (zh)
Inventor
张丰
宋磊
任华夏
邹享飞
李建阳
李胜光
张时忠
邹兴本
杨照进
龙海
刘照崔
方诗满
姬红生
钱东生
王亭俨
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Guizhou Power Grid Co Ltd
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Guizhou Power Grid Co Ltd
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Priority to CN201921379990.9U priority Critical patent/CN210576535U/en
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Abstract

The utility model relates to a wire lapping assembly, which relates to the technical field of wire lapping equipment and comprises a movable part, a wire crimping pipe and a U-shaped fixed part, wherein the movable part is made of conductive materials; an arc-shaped groove A is formed in one side wall of the fixing part; the movable part comprises an occlusion part and a bolt, and the occlusion part is arranged in the U-shaped groove of the fixed part and can slide along the bottom surface of the U-shaped groove of the fixed part; an arc-shaped groove B corresponding to the arc-shaped groove A is arranged on one side surface of the occlusion part close to the arc-shaped groove A; the bolt comprises a screw and a head; the screw is in threaded connection with the fixed part and passes through the fixed part to be in contact with the occlusion part; the lead crimping pipe is connected with the side wall of the fixing part provided with the arc-shaped groove A into a whole. The utility model discloses a wire overlap joint subassembly can carry out the overlap joint of wire under the circular telegram condition, need not the outage operation, does not influence user experience.

Description

Wire lapping assembly
Technical Field
The utility model relates to a wire overlap joint equipment technical field especially relates to a wire overlap joint subassembly.
Background
Often can involve the lapped condition of needs during the cable conductor of power transmission network, need have a power failure and carry out the overlap joint work, generally adopt T molded lines card to connect and sinle silk winding mode of connecting, accomplish that the required time that has a power failure of a wiring operation is about 40 minutes, influence user's power consumption and experience.
SUMMERY OF THE UTILITY MODEL
In the process of lapping cables of a power transmission network, the existing lapping operation needs to be carried out in a power failure mode, the power failure time is long, and the user experience is influenced; in addition, the existing T-shaped wire connection is not firm and has low durability; furthermore, when the T-shaped wire clamp is used for conducting wire lapping, the contact resistance of the connecting point is large, and when the load is large, the T-shaped wire clamp is easy to generate heat, so that the transmission line is easy to break down.
The utility model provides a solve above-mentioned technical problem and provide a wire overlap joint subassembly, this bridging device can carry out the overlap joint of wire under the circular telegram condition.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a wire overlapping assembly comprises a movable part, a wire crimping pipe and a U-shaped fixed part; an arc-shaped groove A is formed in one side wall of the fixing part, and a threaded hole is formed in the other side wall of the fixing part; the movable part comprises an occlusion part and a bolt, and the occlusion part is arranged in the U-shaped groove of the fixed part and can slide along the bottom surface of the fixed part; an arc-shaped groove B corresponding to the arc-shaped groove A is formed in one side face, close to the arc-shaped groove A, of the meshing part, and the arc-shaped groove A and the arc-shaped groove B are combined to form a round hole with the inner diameter matched with the outer diameter of the lead; the bolt comprises a screw and a head; the screw rod is in threaded connection with the fixed part and passes through the threaded hole to be in contact with the occlusion part; the lead crimping pipe is connected with the side wall of the fixing part provided with the arc-shaped groove A into a whole; the movable part, the lead crimping pipe and the fixed part are all made of conductive materials.
According to the technical scheme, the fixing part and the movable part are made of conducting materials, the non-electrified conducting wire is connected into the fixing part and the movable part through the conducting wire crimping pipe, the arc-shaped groove A and the arc-shaped groove B form a round hole capable of penetrating through the electrified conducting wire, the movable part and the fixing part are kept to be tightly attached through bolts, and the electrified conducting wire is tightly pressed on the surfaces of the arc-shaped groove A and the arc-shaped groove B; the lapping operation of the wires can be carried out under the condition of electrifying, the power-off operation is not needed, and the user experience is not influenced.
Drawings
Fig. 1 is a schematic view of an overall structure of a wire overlapping assembly according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a movable portion according to an embodiment of the present invention;
fig. 3 is an exploded view of a movable portion according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a wire splicing assembly according to another embodiment of the present invention;
FIG. 5 is an exploded view of a hand held positioning clamp according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a fixing portion according to an embodiment of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-movable part, 11-occlusion part, 111-rotating connecting part, 112-arc-shaped groove B, 12-bolt, 121-screw rod, 122-head, 13-limiting plate, 14-baffle, 15-nut, 2-fixing part, 21-arc-shaped groove A, 22-buckle, 3-wire crimping pipe, 4-handheld positioning clamp, 41-left clamping arm, 42-right clamping arm, 43-rotating shaft and 44-clamping plate.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Example 1
The embodiment provides a wire overlapping assembly, as shown in embodiments 1 to 3, including a movable portion 1, a wire crimping tube 3 and a U-shaped fixing portion 2; an arc-shaped groove A21 is formed in one side wall of the fixing part 2, and a threaded hole is formed in the other side wall of the fixing part; the movable part 1 comprises an occlusion part 11 and a bolt 12, wherein the occlusion part 11 is arranged in a U-shaped groove of the fixed part 2 and can slide along the bottom surface of the fixed part 2; an arc-shaped groove B112 corresponding to the arc-shaped groove A21 is arranged on one side surface of the occlusion part 11 close to the arc-shaped groove A21, and the arc-shaped groove A21 and the arc-shaped groove B112 are combined into a round hole with the inner diameter matched with the outer diameter of a lead; the bolt 12 comprises a screw 121 and a head 122; the screw rod 121 is in threaded connection with the fixing part 2 and passes through the threaded hole to be in contact with the occlusion part 11; the lead crimping pipe 3 and the side wall of the fixing part 2 provided with the arc-shaped groove A21 are connected into a whole; the movable part 1, the lead crimping pipe 3 and the fixed part 2 are all made of conducting materials.
The conductive material can be aluminum alloy, metal copper and the like, preferably aluminum alloy, has light weight and low cost, is easy to form an oxide film with good corrosion resistance on the surface, and has long service life.
The working principle is as follows: before the conducting wires are lapped, the to-be-connected end of the non-electrified conducting wire is pressed into the conducting wire crimping pipe 3 through a hydraulic clamp. Keeping the electrified state of the electrified lead, enabling the side, provided with the arc-shaped groove B112, of the occlusion part 11 to be far away from the arc-shaped groove A21 to form a notch through which the lead can enter, and then putting the electrified lead into the arc-shaped groove A21 through the notch; and screwing the bolt 12 to enable the screw 121 of the bolt 12 to push the meshing part 11 to be tightly attached to the side wall of the fixed part 2 provided with the arc-shaped groove B112, and keeping a pressing state to complete the overlapping of the wires.
In the operation process, workers adopt insulating tools to operate, such as insulating wrenches, insulating pliers, insulating gloves and the like.
In the embodiment, the electrified lead does not need to be powered off in the lapping operation process with the lead to be lapped, and the lapping process does not influence the electrification of the lead and the use of a power user.
Preferably, a compression spring nested on the screw 121 is disposed between the head 122 of the bolt 12 and the fixing portion 2, and when the bolt 12 presses the engaging portion 11, the compression spring compresses, and the bolt 12 is limited from loosening by the restoring force of the compression spring.
Example 2
As a preferable embodiment, the fixing portion 2 is further provided with a first limiting plate 13, a second limiting plate 13 and a third limiting plate 13, and the first limiting plate 13 and the second limiting plate 13 are respectively arranged at two ends of a U-shaped groove of the fixing portion 2; the third limiting plate 13 is arranged at the opening of the U-shaped groove; first limiting plate 13, second limiting plate 13, third limiting plate 13 all are connected with the lateral wall that does not set up arc wall A21 of fixed part 2 and all are connected with the lateral wall that U type groove was provided with arc wall A21, first limiting plate 13, second limiting plate 13, third limiting plate 13 and the distance that is provided with arc wall A21 are all not less than the diameter of circular telegram wire, form the breach that can imbed circular telegram wire between the lateral wall that makes third limiting plate 13 and U type groove be provided with arc wall A21.
The occlusion part 11 is arranged in a cavity formed by two side walls and the bottom surface of the fixing part 2 and the three limit plates 13 and can slide along the bottom surface of the fixing part 2; the arc-shaped groove A21 and the arc-shaped groove B112 are both semicircular arc-shaped grooves; the lengths of the arc-shaped groove A21 and the arc-shaped groove B112 are equal and equal to the length of the occlusion part 11 along the direction of the arc-shaped groove B112; the width of the occlusion part 11 extending along the opening diameter direction of the arc-shaped groove B112 is equal to the height of the side wall of the fixing part 2 without the arc-shaped groove A21; the engaging portion 11 is not detached from the fixing portion 2.
In the overlap joint process, interlock portion 11 remains throughout in fixed part 2, makes bolt 12 at the gliding in-process of bottom surface that promotes interlock portion 11 along the U type groove of fixed part 2, does not take place the skew, guarantees the alignment of arc wall A21 and arc wall B112, guarantees that the inside wall of the round hole that arc wall A21 and arc wall B112 formed fully contacts with the surface of circular telegram wire, and the area of contact of increase tie point reduces contact resistance.
Other parts in this embodiment are substantially the same as those in embodiment 1, and therefore are not described in detail.
Example 3
As a preferable embodiment, a T-shaped sliding groove is arranged on the bottom surface of the U-shaped groove of the fixing portion 2, and the T-shaped sliding groove extends from one end of the bottom surface of the U-shaped groove of the fixing portion 2, which is far away from the arc-shaped groove a21, to one end of the U-shaped groove, which is close to the arc-shaped groove a 21; a T-shaped sliding block is arranged on one surface of the occlusion part 11, which is close to the bottom surface of the U-shaped groove of the fixing part 2; the T-shaped sliding block is embedded into the T-shaped sliding groove and slides along the T-shaped sliding groove.
T type sliding block embedding T type sliding tray in, make interlock portion 11 paste and slide on U type tank bottom surface, guaranteed the stability of interlock portion 11 at the slip in-process, make it be difficult for the skew, guarantee the alignment of arc wall A21 and arc wall B112, guarantee that the inside wall of the round hole that arc wall A21 and arc wall B112 formed fully contacts with the surface of circular telegram wire, the area of contact of increase tie point reduces contact resistance.
Other parts in this embodiment are substantially the same as those in embodiment 1, and thus are not described in detail.
Example 4
As a preferable embodiment, one end of the occlusion part 11 far away from the arc-shaped groove B112 is provided with a [ -shaped rotating connection part 111, and the rotating connection part 111 and the occlusion part 11 are connected into a whole; a limit plate 13 is arranged between the rotary connecting part 111 and the occlusion part 11; one end of the screw rod 121 far away from the head 122 passes through the rotation connecting part 111 to be connected with the limit plate 13.
The rotary connecting part 111 comprises a horizontal plate and vertical plates arranged at two ends of the horizontal plate, and the horizontal plate and the two vertical plates form a [ -shaped structure; the end surfaces of the two vertical plates are connected with the occlusion part 11 into a whole, so that a certain gap is formed between the horizontal plate and the occlusion part 11, and the limiting plate 13 is arranged in the gap.
The horizontal plate is provided with a through hole with the diameter larger than that of the screw rod 121 and smaller than the radial size of the limit plate 13, so that the screw rod 121 can rotate freely in the through hole, the bolt 12 is connected with the meshing part 11 and the fixing part 2, the positions of the meshing part 11 and the fixing part 2 are relatively fixed, and the meshing part 11 can be pushed and pulled through the screw rod 121.
Preferably, the bottom surface contact in the U type groove of interlock portion 11 a side and fixed part 2 makes interlock portion 11 paste and slide on U type groove bottom surface, has guaranteed the stability of interlock portion 11 in the slip in-process, makes it be difficult for the skew, guarantees the alignment of arc wall A21 and arc wall B112, guarantees the inside wall of the round hole that arc wall A21 and arc wall B112 formed and the surface of circular telegram wire and fully contacts, the area of contact of increase tie point, reduces contact resistance.
Other parts in this embodiment are substantially the same as those in embodiment 1, and thus are not described in detail.
Example 5
As a preferable embodiment, the screw 121 is further nested with a baffle 14; the screw rod 121 is divided into a threaded section with external threads and a polished rod section without threads by a baffle plate 14; the polished rod segment penetrates through the rotary connecting part 111 to be connected with the limiting plate 13.
The diameter of the through hole formed in the horizontal plate is in tolerance fit with the outer diameter of the polished rod section, so that the bolt 12 and the occlusion part 11 can rotate relatively, and the occlusion part 11 slides stably in the pushing process of the bolt 12.
Meanwhile, the outer surface of the polished rod section is smooth, so that the bolt 12 is not easy to abrade the horizontal plate of the rotating connecting part 111 in the rotating process, the lapping device is scratched, and the polished rod section is easy to rust and damage, and the service life is influenced.
Other parts in this embodiment are substantially the same as those in embodiment 4, and thus are not described in detail.
Example 6
In a preferred embodiment, the screw 121 is further nested with a nut 15 screwed with the screw 121, and the nut 15 is located between the head 122 and the fixing portion 2 for locking the state that the engaging portion 11 presses the fixing portion 2.
After the bolt 12 is screwed to press the engaging portion 11 against the fixing portion 2 in the lapping process, the nut 15 is screwed to press the nut 15 against the surface of the fixing portion 2, so that the bolt 12 is not easily loosened.
Other parts of this embodiment are substantially the same as those of the above embodiment, and therefore are not described in detail.
Example 7
As a preferable embodiment, as shown in fig. 4 to 6, the device further comprises a handheld positioning clamp 4; the back of the fixed part 2 is symmetrically provided with two buckles 22 for clamping the handheld positioning clamp 4; the handheld positioning clamp 4 is made of insulating materials.
The back of the fixing part 2 is the corresponding surface of the U-shaped groove bottom surface of the fixing part 2.
The buckles 22 are clamping plates provided with a plurality of sawtooth-shaped racks on one side, and the side faces of the two buckles 22 provided with the racks are far away from each other; the hand-held positioning pliers 4 are commonly used pliers. The rack arranged on the clamping plate increases friction force, so that the pliers are not easy to slip in the clamping process.
In the process of screwing the bolt 12, the stress of the whole lapping device tends to rotate along with the bolt 12, and particularly when the bolt is screwed up, the stress is large, so that the lead is easy to shake along with the bolt, and potential safety hazards are brought. Therefore, this embodiment sets up the buckle 22 of the centre gripping of being convenient for at the back of fixed part 2, makes operating personnel accessible pliers grasp buckle 22, carries out the screwing up of bolt 12 again, avoids whole bridging device and wire to rock at the in-process of screwing up bolt 12, more does benefit to bolt 12 simultaneously and screws up.
Other parts of this embodiment are substantially the same as those of the above embodiment, and therefore are not described in detail.
Example 8
As a preferable embodiment, the handheld positioning clamp 4 comprises a left clamping arm 41 and a right clamping arm 42, and the left clamping arm 41 and the right clamping arm 42 are hinged through a rotating shaft 43 in the center to form a hinge structure similar to a pair of scissors; the same ends of the left clamping arm 41 and the right clamping arm 42 are oppositely provided with clamping plates 44.
The buckle 22 is an L-shaped buckle 22, and one end of the L-shaped buckle is connected with the back surface of the fixing portion 2 as a whole, so that a space for the clamping plate 44 to be embedded is formed between the buckle 22 and the back surface of the fixing portion 2. During clamping, the two clamping plates 44 are embedded into the space between the two buckles 22 and the back of the fixing part 2, and the left clamping arm 41 and the right clamping arm 42 are rotated to realize clamping.
The clip 22 may be of other structures that can form a space between the clip 22 and the fixing portion 2 for the clamping plate 44 to be inserted into, and this is not illustrated in this embodiment.
Other parts of this embodiment are substantially the same as those of the above embodiment, and therefore are not described in detail.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (8)

1. A wire splicing assembly characterized by: comprises a movable part (1), a lead crimping pipe (3) and a U-shaped fixed part (2);
an arc-shaped groove A (21) is formed in one side wall of the fixing part (2), and a threaded hole is formed in the other side wall of the fixing part;
the movable part (1) comprises an occlusion part (11) and a bolt (12), and the occlusion part (11) is arranged in the U-shaped groove of the fixed part (2) and can slide along the bottom surface of the U-shaped groove of the fixed part (2); an arc-shaped groove B (112) corresponding to the arc-shaped groove A (21) is arranged on one side surface of the occlusion part (11) close to the arc-shaped groove A (21), and the arc-shaped groove A (21) and the arc-shaped groove B (112) are combined into a round hole with the inner diameter matched with the outer diameter of the lead; the bolt (12) comprises a threaded rod (121) and a head (122); the screw (121) is in threaded connection with the fixing part (2) and passes through the threaded hole to be in contact with the occlusion part (11);
the lead crimping pipe (3) and the side wall of the fixing part (2) provided with the arc-shaped groove A (21) are connected into a whole;
the movable part (1), the lead crimping pipe (3) and the fixed part (2) are all made of conductive materials.
2. The wire overlapping assembly according to claim 1, wherein a T-shaped sliding groove is arranged on the bottom surface of the U-shaped groove of the fixing part (2), and the T-shaped sliding groove extends from one end of the bottom surface of the U-shaped groove of the fixing part (2), which is far away from the arc-shaped groove A (21), to one end of the U-shaped groove, which is close to the arc-shaped groove A (21); a T-shaped sliding block is arranged on one surface, close to the bottom surface of the U-shaped groove of the fixing part (2), of the occlusion part (11); the T-shaped sliding block is embedded into the T-shaped sliding groove and slides along the T-shaped sliding groove.
3. The wire overlapping assembly according to claim 1, wherein one end of the engagement part (11) far away from the arc-shaped groove B (112) is provided with a [ -shaped rotating connection part (111), and the rotating connection part (111) is connected with the engagement part (11) into a whole; a limiting plate (13) is arranged between the rotating connecting part (111) and the occlusion part (11); one end of the screw rod (121) far away from the head (122) penetrates through the rotary connecting part (111) to be connected with the limiting plate (13).
4. A wire splicing assembly according to claim 3, wherein one side of the engaging portion (11) is in contact with the bottom surface of the U-shaped groove of the fixing portion (2).
5. A wire splicing assembly according to claim 3, wherein said threaded rod (121) further comprises a baffle (14) nested therein; the screw (121) is divided into a threaded section with external threads and a polished rod section without threads by a baffle (14); the polished rod section penetrates through the rotary connecting part (111) and is connected with the limiting plate (13).
6. A wire splicing assembly according to any one of claims 1 to 5, wherein a nut (15) is further nested on the threaded rod (121) and is in threaded connection with the threaded rod (121), and the nut (15) is located between the head part (122) and the fixing part (2).
7. A wire splicing assembly according to any one of claims 1 to 5, further comprising a hand-held positioning clamp (4); the back of the fixed part (2) is symmetrically provided with two buckles (22) for clamping the handheld positioning clamp (4); the handheld positioning clamp (4) is made of insulating materials.
8. The wire splicing assembly according to claim 7, wherein said hand-held positioning clamp (4) comprises a left clamping arm (41) and a right clamping arm (42), said left clamping arm (41) and said right clamping arm (42) are centrally hinged by a rotating shaft (43); the same ends of the left clamping arm (41) and the right clamping arm (42) are respectively provided with a clamping plate (44) in opposite directions.
CN201921379990.9U 2019-08-23 2019-08-23 Wire lapping assembly Active CN210576535U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921379990.9U CN210576535U (en) 2019-08-23 2019-08-23 Wire lapping assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921379990.9U CN210576535U (en) 2019-08-23 2019-08-23 Wire lapping assembly

Publications (1)

Publication Number Publication Date
CN210576535U true CN210576535U (en) 2020-05-19

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Application Number Title Priority Date Filing Date
CN201921379990.9U Active CN210576535U (en) 2019-08-23 2019-08-23 Wire lapping assembly

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110635261A (en) * 2019-08-23 2019-12-31 贵州电网有限责任公司 Wire lapping device
CN115716151A (en) * 2023-01-04 2023-02-28 东莞市声德电器科技有限公司 Welding tool for electric kettle machining

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110635261A (en) * 2019-08-23 2019-12-31 贵州电网有限责任公司 Wire lapping device
CN115716151A (en) * 2023-01-04 2023-02-28 东莞市声德电器科技有限公司 Welding tool for electric kettle machining
CN115716151B (en) * 2023-01-04 2023-12-29 中山市南科电器有限公司 Welding fixture for electric kettle processing

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