CN216085354U

CN216085354U - A drainage fastener for wire draws electricity

Info

Publication number: CN216085354U
Application number: CN202122266609.1U
Authority: CN
Inventors: 胡红阳
Original assignee: Zhejiang Strong Power Technology Co ltd
Current assignee: Zhejiang Strong Power Technology Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-03-18
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses a drainage wire clamp for conducting wires, which comprises a drainage wire clamp body and an insulating protective sleeve, wherein the drainage wire clamp body comprises a clamping main board, the clamping main board comprises an upper clamping part, a connecting bottom part and a side supporting part, an adjusting through hole is formed in the middle of the connecting bottom part, an adjusting rod is connected with the adjusting through hole in a threaded manner, and a clamping head is rotatably connected to the upper end of the adjusting rod; the insulation protective sleeve comprises a main board protective sleeve and a movable protective sleeve, and the main board protective sleeve is coated on the outer wall of the clamping main board; the movable protection sleeve is connected to the adjusting rod through a spring and is wrapped on the side wall of the clamping head, and the main board protection sleeve is matched with the movable protection sleeve to enable the adjusting rod to be completely shielded. In the utility model, the outer wall of the drainage wire clamp body is coated by the insulating protective sleeve, so that the use safety is ensured; the movable protective sleeve can move downwards so that the clamping head can be exposed and the condition of the position can be observed; meanwhile, the drainage wire clamp is small and exquisite in size and convenient to carry and use.

Description

A drainage fastener for wire draws electricity

Technical Field

The utility model belongs to the technical field of hot-line operation appliances, and particularly relates to a drainage wire clamp for conducting wire.

Background

At daily electric power work progress, for guaranteeing safety, generally need the power supply of cutting off circuit, but so can cause inconvenience to resident's life on every side, to trade company on every side, the producer also can cause great economic loss, therefore, for avoiding influencing people's life on every side, the constructor can select the drainage fastener to carry out electrified maintenance to the circuit usually, the drainage fastener need be for the metal material just can lead the electric current in the circuit to other circuits, for protection constructor's safety, the metal material skin of drainage fastener can set up insulating protective sheath usually, but the insulating protective sheath in the current product, the protection is not comprehensive, consequently, make the safety protection performance of drainage fastener not high.

Disclosure of Invention

Aiming at the defect of low safety protection performance of the drainage wire clamp in the prior art, the utility model provides the drainage wire clamp for conducting wire electricity, which has high safety protection performance, simple structure and small size.

The utility model aims to be realized by the following technical scheme:

a drainage wire clamp for conducting wires comprises a drainage wire clamp body and an insulating protective sleeve, wherein the drainage wire clamp body comprises a U-shaped clamping main board, the clamping main board comprises an upper clamping part, a connecting bottom part and a side supporting part, an adjusting through hole is formed in the middle of the connecting bottom part, an adjusting rod is connected in the adjusting through hole in a threaded manner, and a clamping head is rotatably connected to the upper end of the adjusting rod; the lower part of the side supporting part is provided with an electricity leading through hole; the insulation protective sleeve comprises a main board protective sleeve and a movable protective sleeve, the main board protective sleeve is coated on the outer wall of the clamped main board, and a bottom through hole and a side through hole are respectively formed in the main board protective sleeve corresponding to the position of the adjusting through hole and the position of the electricity leading through hole; activity protective sheath swing joint is on adjusting the pole and cladding in the holding head lateral wall, and mainboard protective sheath lower part makes with the cooperation of activity protective sheath to adjust the pole and is sheltered from completely, and activity protective sheath can also move along mainboard protective sheath inner wall along with adjusting the pole.

In the scheme, the adjusting rod is rotated along the direction of the upper clamping part through threads, so that the clamping head moves upwards together with the adjusting rod to the upper clamping part and the clamping head to clamp the conducting wire in a fastening manner, the current in the conducting wire flows to the clamping main board and then passes through the electricity leading through hole to be transmitted to the metal guide rod connected with the electricity leading through hole, and the current in the conducting wire is led away, so that live maintenance and detection are realized; in the process, the side wall of the clamping head is shielded by the movable base plate to avoid touching of constructors, the outer wall of the adjusting rod is shielded by the main board protective sleeve, and the upper part of the adjusting rod is shielded by the movable protective sleeve, so that the adjusting rod is not exposed in the moving process; thereby ensuring the safety performance of the drainage wire clamp in use.

Preferably, the adjusting rod is sleeved with a spring, the upper end of the spring is connected with a first annular plate, the lower end of the spring is connected with a second annular plate, a clamping plate is arranged inside the movable protective sleeve, and the clamping plate is clamped between the first annular plate and the clamping head. Above-mentioned setting to make the activity protective sheath can move down along adjusting the pole through the spring, thereby when necessary, can make the holding head expose under the prerequisite of not dismantling insulating protective sheath, and when unnecessary, the spring resumes former length, shelters from the holding head, guarantees safe in utilizationly.

Preferably, the outer wall of the adjusting rod is convexly provided with a part of adjusting threads, and the adjusting threads are positioned below the spring and can block the second annular plate from moving downwards. Set up the screw thread in order can reciprocate the regulation pole to can adjust the interval of last clamping part and holding head, only set up partial screw thread, in order to avoid unnecessary screw thread to adjust, also can fix the second annular plate simultaneously.

Preferably, a temperature sensor and an alarm are arranged in the upper clamping part. Because last clamping part and clamping head centre gripping wire and when drawing electricity, can produce the heat and transmit for last clamping piece and clamping head, consequently set up the temperature-sensing ware to detect the temperature of clamping piece department, when the temperature reached the limit value that sets up, the alarm can report an alarm and indicate constructor, thereby avoid damaging the drainage fastener body because of producing too high heat.

Preferably, a plurality of arc-shaped grooves are formed in the lower end face of the upper clamping portion. Set up many arc walls to when last clamping part and centre gripping head centre gripping wire, can increase the frictional force of last clamping part and wire, make the wire fastening more reliable and more stable.

Preferably, the adjusting rod penetrates through the bottom through hole, and the lower end of the adjusting rod is fixedly connected with an adjusting handle. An adjusting handle is arranged to facilitate the rotation of the adjusting rod.

Preferably, the adjusting handle is further provided with a groove, and a plurality of friction ribs are arranged in the groove. Above-mentioned setting to increase the frictional force of hand and adjustment handle contact, thereby conveniently rotate the regulation pole.

Preferably, the inner wall of the electricity leading through hole is provided with a connecting thread. And a connecting thread is arranged so that the metal guide rod for leading the current to go can be connected and fixed with the electricity leading through hole.

Preferably, the main board protection sleeve comprises a first shell and a second shell, and the first shell and the second shell are detachably connected through a clamping groove. The setting to make the mainboard protective sheath can dismantle and enable the drainage fastener body and expose, consequently also drainage fastener is used in easy to assemble.

Compared with the prior art, the utility model has the following beneficial effects:

according to the drainage wire clamp, the main board protective sleeve and the movable protective sleeve which can be matched with each other are arranged, so that the adjusting rod can be completely shielded in the moving process, and meanwhile, the movable protective sleeve is coated on the side wall of the clamping head, so that the side wall of the clamping head cannot be exposed, and the safety performance of the drainage wire clamp in use is ensured; the movable protective sleeve is connected with the adjusting rod spring, so that the movable protective sleeve can move downwards through the spring to expose the clamping head, the clamping head can be conveniently exposed when necessary, the condition can be observed, and when the movable protective sleeve is not necessary, the side wall of the clamping head can be shielded by the movable protective sleeve, the use safety is ensured, and therefore, a constructor can conveniently use the drainage wire clamp; meanwhile, the drainage wire clamp is simple in structure, small in size and convenient to carry and use.

Drawings

FIG. 1 is a schematic structural view of example 1;

FIG. 2 is a schematic view of the internal structure of embodiment 1;

fig. 3 is a schematic structural view of a drainage clamp body according to embodiment 1;

fig. 4 is a schematic structural view of a drainage clamp body according to embodiment 2;

FIG. 5 is a schematic structural view of a drainage clamp body according to embodiment 3;

the labels in the figure are: 11-main board protective sleeve, 110-first shell, 111-second shell, 12-movable protective sleeve, 120-clamping board, 13-side through hole, 21-upper clamping part, 22-side supporting part, 23-connecting bottom, 24-leading through hole, 25-arc groove, 3-adjusting rod, 4-clamping head, 41-fixing plate, 51-first annular plate, 52-spring, 53-second annular plate, 6-adjusting handle and 61-groove.

Detailed Description

The utility model will be further described with reference to examples of embodiments shown in the drawings to which:

embodiment 1, refer to fig. 1, fig. 2, and fig. 3, a drainage clip for conducting a wire, including a conductive metallic drainage clip body and an insulating protective sheath, where the drainage clip body includes a U-shaped clamping main board, the clamping main board includes an upper clamping portion 21, a connecting bottom 23, and a lateral supporting portion 22, an adjusting through hole is formed in the middle of the connecting bottom 23, an adjusting rod 3 is connected to the adjusting through hole through a thread, a clamping head 4 is rotatably connected to the upper end of the adjusting rod 3, and a clamping area is formed between the clamping head 4 and the upper clamping portion 21; the lower part of the side supporting part 22 is provided with an electricity leading through hole 24, and the inner wall of the electricity leading through hole 24 is provided with a connecting thread; the insulation protective sleeve comprises a main board protective sleeve 11 and a movable protective sleeve 12, the main board protective sleeve 11 is coated on the outer wall of the clamped main board, a bottom through hole and a side through hole 13 are respectively formed in the position, corresponding to the adjusting through hole and the electricity leading through hole 24, of the main board protective sleeve 11, and the adjusting rod 3 penetrates through the bottom through hole; the movable protection sleeve 12 is movably connected to the adjusting rod 3 and covers the side wall of the clamping head 4, the adjusting rod 3 is completely shielded by the cooperation of the lower portion of the main board protection sleeve 11 and the movable protection sleeve 12, and the movable protection sleeve 12 can move along the inner wall of the main board protection sleeve 11 along with the adjusting rod 3.

The lower end face of the upper clamping portion 21 is in a horizontal state, a plurality of arc-shaped grooves 25 are further formed in the lower end face of the upper clamping portion 21, the clamping head 4 is formed by two symmetrical arc-shaped plates in parallel, a concave portion is formed in each of the two arc-shaped plates, and the shape of the upper portion of the main board protective sleeve 11 is matched with the shape of the upper clamping portion 21.

The outer wall of the adjusting rod 3 is sleeved with a spring 52, the upper end of the spring 52 is connected with a first annular plate 51, the lower end of the spring 52 is connected with a second annular plate 53, the length and the width of the lower end surface 4 of the clamping head are both larger than the diameter of the adjusting rod 3, a clamping plate 120 is arranged inside the movable protective sleeve 12, and the clamping plate 120 is clamped between the first annular plate 51 and the clamping head 4; the outer wall of the adjusting rod 3 is convexly provided with a part of adjusting screw threads, and the adjusting screw threads are positioned below the spring 52 and can block the second annular plate 53 from moving downwards.

Clamping part 21 and holding head 4 are gone up in the temperature harm for avoiding leading the electricity to produce and are not known, go up inside temperature-sensing ware and the alarm of being equipped with of clamping part 21 to can detect the temperature of going up clamping part 21 through the temperature-sensing ware, when the temperature reached the limit value that sets up, the alarm can report to the police and remind the constructor.

For convenient rotation regulation pole 3, adjust 3 lower extremes of pole and link firmly adjustment handle 6, still be equipped with recess 61 on adjustment handle 6, be equipped with many friction wales in the recess 61.

For convenient to use and installation drainage fastener, set up mainboard protective sheath 11 as can dismantle, mainboard protective sheath 11 includes first casing 110 and second casing 111, and first casing 110 and second casing 111 can dismantle the connection through the draw-in groove.

Example 1 use and working procedure: firstly, rotating an adjusting handle 6, adjusting a thick bar adjusting rod 3 to a certain position, then placing a wire in a clamping area, and continuing to rotate the adjusting handle 6 to stably and reliably fasten the wire; the current in the lead flows to the clamping main board and then passes through the electricity leading through hole 24 to be transmitted to the metal guide rod connected with the electricity leading through hole 24, so that the current in the lead is led away, and the live maintenance and detection are realized; in addition, in the moving process of the adjusting rod 3, the side wall of the clamping head 4 is shielded by the movable protective sleeve 12, so that a constructor can be prevented from touching the clamping head 4, the adjusting rod 3 is positioned in the movable cavity, the outer wall of the adjusting rod is shielded by the main board protective sleeve 11, and the upper part of the adjusting rod is shielded by the movable protective sleeve 12, so that the adjusting rod 3 is not exposed in the moving process, and the use safety is ensured. The structure of example 1 is suitable for cable connection after stripping.

The main difference between the embodiment 2 and the embodiment 1 is that, referring to fig. 4, the lower end surface of the upper clamping portion 21 includes a first section and a second section which are symmetrical to each other, the first section and the second section are two inclined surfaces which incline upwards, the shape of the upper portion of the motherboard protection sleeve 11 matches the shape of the upper clamping portion 21, a plurality of arc-shaped grooves 25 are further provided on the lower end surface of the upper clamping portion 21, and the clamping head 4 is formed by two symmetrical arc-shaped plates in parallel. The structure of example 2 is suitable for cable connection after peeling.

The main difference between embodiment 3 and embodiments 1 and 2 is that, referring to fig. 5, the lower end surface of the upper clamping portion 21 includes a first section and a second section that are symmetrical to each other, the first section and the second section are two inclined surfaces that incline upwards, the shape of the upper portion of the main board protection cover 11 matches the shape of the upper clamping portion 21, and the lower end surface of the upper clamping portion 21 is further provided with a plurality of arc-shaped grooves 25, the clamping head 4 is a puncture needle, and the outer wall of the puncture needle is connected with a fixing plate 41, a clamping plate 120 in the movable protection cover is clamped between the first annular plate and the fixing plate 41, and when the puncture needle penetrates through a wire, the fixing plate 41 can fasten the wire between the upper clamping portion 21 and the fixing plate 41 more stably and reliably. The structure of example 3 is suitable for cable piercing connections.

It is to be understood that in the claims, the specification of the present invention, all "including … …" are to be interpreted in an open-ended sense, i.e., in a sense equivalent to "including at least … …", and not in a closed sense, i.e., in a sense not to be interpreted as "including only … …". The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and those skilled in the art should cover the changes, modifications, additions and substitutions within the spirit of the present invention.

Claims

1. The drainage wire clamp for conducting wires is characterized by comprising a drainage wire clamp body and an insulating protective sleeve, wherein the drainage wire clamp body comprises a U-shaped clamping main board, the clamping main board comprises an upper clamping part (21), a connecting bottom (23) and a side supporting part (22), an adjusting through hole is formed in the middle of the connecting bottom (23), an adjusting rod (3) is connected to the adjusting through hole in an internal thread mode, and a clamping head (4) is rotatably connected to the upper end of the adjusting rod (3); the lower part of the side supporting part (22) is provided with an electricity leading through hole (24); the insulation protective sleeve comprises a main board protective sleeve (11) and a movable protective sleeve (12), the main board protective sleeve (11) is coated on the outer wall of the clamped main board, and the main board protective sleeve (11) is provided with a bottom through hole and a side through hole (13) corresponding to the position of the adjusting through hole and the position of the electricity leading through hole (24); activity protective sheath (12) swing joint is on adjusting pole (3) and cladding in holding head (4) lateral wall, and mainboard protective sheath (11) lower part and activity protective sheath (12) cooperation make adjust pole (3) to be sheltered from completely, and activity protective sheath (12) can also be followed mainboard protective sheath (11) inner wall along adjusting pole (3) and removed.

2. The drainage clamp for conducting wires according to claim 1, wherein the adjusting rod (3) is sleeved with a spring (52) on the outer wall, the upper end of the spring (52) is connected with a first annular plate (51), the lower end of the spring (52) is connected with a second annular plate (53), a clamping plate (120) is arranged inside the movable protective sleeve (12), and the clamping plate (120) is clamped between the first annular plate (51) and the clamping head (4).

3. The lead clamp for conducting wire according to claim 2, characterized in that the adjusting rod (3) is provided with a part of adjusting screw thread protruding from the outer wall, and the adjusting screw thread is located under the spring (52) and can block the second annular plate (53) from moving downwards.

4. A lead clamp for conducting wire according to any one of claims 1 to 3, characterized in that a temperature sensor and an alarm are arranged inside the upper clamping portion (21).

5. The lead clamp for conducting wire according to claim 1, characterized in that the lower end surface of the upper clamping portion (21) is provided with a plurality of arc-shaped grooves (25).

6. The drainage clamp for leading wires according to claim 1, characterized in that the adjusting rod (3) passes through the bottom through hole, and the lower end of the adjusting rod (3) is further connected with an adjusting handle (6).

7. The lead clamp for conducting wire according to claim 6, characterized in that the adjusting handle (6) is further provided with a groove (61), and a plurality of friction ribs are arranged in the groove (61).

8. The lead clamp for conducting wire according to claim 1, characterized in that the inner wall of the lead through hole (24) is provided with a connecting thread.

9. The lead clamp for conducting wire according to claim 1, characterized in that the main board protective sleeve (11) comprises a first shell (110) and a second shell (111), and the first shell (110) and the second shell (111) are detachably connected through a clamping groove.