CN211670342U - Electrified grounding electricity testing device - Google Patents
Electrified grounding electricity testing device Download PDFInfo
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- CN211670342U CN211670342U CN202020782531.1U CN202020782531U CN211670342U CN 211670342 U CN211670342 U CN 211670342U CN 202020782531 U CN202020782531 U CN 202020782531U CN 211670342 U CN211670342 U CN 211670342U
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Abstract
The utility model provides an electrified electric installation of testing with ground connection, include: the cable clamp comprises a cable clamp body, a clamping block and a pair of clamping pins, wherein the cable clamp body is provided with a clamping block and a piercing tooth suitable for piercing an insulated cable; the gland is rotatably arranged on the wire clamp body, and the gland and the wire clamp body are opposite to form a wire clamping cavity suitable for clamping the insulated cable; the conducting ring is arranged at the bottom of the wire clamp body and is suitable for hanging a grounding wire; the top of the first operating rod is provided with a clamping groove which is in adaptive clamping connection with the clamping block; the second operating rod is connected with the driving rod and is suitable for driving the gland to switch between the initial position and the power taking position. When the cable clamp is articulated, the cable clamp body is articulated on an insulating cable after the first operating rod is connected with the cable clamp body in a clamped mode, then the gland is driven to rotate to the electricity taking position through the second operating rod, so that the puncture teeth of the cable clamp body penetrate through the insulating sheath of the insulating cable to be electrically connected with the metal inner core, the mutually matched clamping groove and the clamping block have the advantages of simple structure and fast and convenient disassembly and assembly, and the overhauling efficiency is improved.
Description
Technical Field
The utility model relates to an electric power fitting technical field, concretely relates to electrified electric installation of testing with ground connection.
Background
When an overhead line is overhauled, a grounding wire is generally required to be installed on an overhead main cable to ensure the safety of electric power and operators, and the operators electrically connect the main cable and the grounding wire together through a grounding wire clamp.
Under the live working condition, the maintainer need articulate the earth clamp on main cable through the action bars, and at present, the action bars is through threaded connection with the earth clamp, and the mode dismouting that adopts threaded connection is wasted time and energy, has reduced maintenance efficiency.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming between ground clamp among the prior art and the action bars through threaded connection, dismouting waste time and energy, lead to the defect that maintenance efficiency is low to provide a dismouting accounting convenience, maintenance efficiency are high with electric ground connection electroscope device.
Therefore, the utility model provides an electrified grounding electricity testing device, which comprises a wire clamp body, a gland, a conducting ring, a first operating rod and a second operating rod, wherein the wire clamp body is provided with a clamping block and a piercing tooth suitable for piercing an insulated cable; the gland is rotatably arranged on the wire clamp body, a wire clamping cavity suitable for clamping the insulated cable is formed by the gland and the wire clamp body in a relative mode, and the gland is provided with an initial position far away from the insulated cable and a power taking position driven by the driving rod to compress the insulated cable; the conducting ring is arranged at the bottom of the wire clamp body and is suitable for hanging a grounding wire; the top of the first operating rod is provided with a clamping groove which is in adaptive clamping connection with the clamping block; the second operating rod is connected with the driving rod and is suitable for driving the gland to switch between the initial position and the power taking position.
The extending direction of the opening of the clamping groove is parallel to the insulated cable.
The fixture block is arranged on one side, away from the wire clamping cavity, of the wire clamp body, and a blocking part extending upwards and/or downwards is arranged at one end, away from the wire clamp body, of the fixture block.
The extending direction of the driving rod and the insulated cable are always obliquely arranged.
The driving rod is provided with a screw rod part which is formed on the driving rod and can be in threaded connection with the nut of the wire clamp body, a step part which is formed in the driving rod and can be abutted against the pressing cover, and a first circular ring part which is formed below the driving rod.
The middle of the driving rod is further sleeved with a pressure spring, one end of the pressure spring is abutted to the inner wall of the wire clamp body, the other end of the pressure spring is abutted to the gland, and the pressure spring applies an elastic acting force to the gland, wherein the elastic acting force moves towards the direction of the initial position.
The top of the second operating rod is provided with a hook which can be connected with the first circular ring part in a hook mode, and the bottom of the second operating rod is provided with a ratchet wheel torque wrench which is suitable for driving the second operating rod to rotate.
The conducting ring is provided with an exposed conducting segment which can be hung on a grounding wire and an insulating shield which can shield or expose the conducting segment.
The insulation shield is rotatably arranged on the conducting ring and is provided with a shield body which is arranged on one side of the rotation center and is suitable for shielding the conducting section and a second circular ring part arranged on the other side.
The center line of the conductive ring and the center line of the insulated cable in the clamping position are located on the same vertical plane.
The utility model discloses technical scheme has following advantage:
1. the utility model provides an electrified electric installation of testing with ground connection, when articulating, first action bars passes through the mode of fixture block and draw-in groove, make its and 1 fixed connection of fastener body, articulate the fastener body on insulating cable through first action bars, then rotate to getting the electric position through second action bars drive gland to the insulating crust that makes the puncture tooth puncture insulating cable of fastener body, make it be connected with the metal inner core electricity, mutually supported draw-in groove and fixture block have simple structure, the swift convenient advantage of dismouting, maintenance efficiency has been improved.
2. The utility model provides an electrified electric installation of testing with ground connection, draw-in groove open-ended extending direction and insulating cable parallel arrangement, maintainer make draw-in groove and fixture block separation as long as the drive action bars removes along the axis direction of cable like this, dismantle swiftly convenient like this, the high altitude construction of being convenient for.
3. The utility model provides an electrified electric installation of testing with ground connection, the fixture block is located the fastener body and is kept away from one side of pressing from both sides the line chamber, and its one end of keeping away from the fastener body is equipped with the stop part that extends up and/or down, and the stop part can make fixture block and first action bars assemble more firmly, and the reliability is higher.
4. The utility model provides an electrified electric installation of testing with ground connection, the extending direction and the insulating cable of actuating lever remain the slope throughout and set up, and the maintainer need not operate in the vertical below of fastener body like this to avoid the interference of other cables and first action bars, it is more convenient to operate.
5. The utility model provides an electrified electric installation of testing with ground connection, actuating lever middle part still overlap and be equipped with the pressure spring, and the one end and the fastener body inner wall of pressure spring offset, and the other end offsets with the gland, and the elastic force towards the initial position direction removal is applyed to the gland to the pressure spring, also when the initial position, and the gland is automatic to be opened, forms great opening with the fastener body, is favorable to insulating cable to pack into smoothly and presss from both sides the line chamber.
6. The utility model provides an electrified electric installation of testing with ground connection, the top of second action bars is equipped with the couple that can be connected with first ring portion hook, and the bottom is equipped with and is suitable for drive second action bars pivoted ratchet torque wrench, through setting up ratchet torque wrench, when reaching the torque value of settlement, can instruct maintainer to stop the operation to can control the degree of depth that the puncture tooth impaled insulating cable, the reliability is higher.
7. The utility model provides an electrified ground connection electroscope, insulating guard shield is rotationally installed on the conducting ring, and it has the guard shield body that is suitable for sheltering from the conducting segment that locates rotation center one side to and locate the second ring portion of opposite side, when non-operating condition, can close insulating guard shield, thus play better shelter from the guard action to the conducting segment, prolonged life; when the protective cover is in a working state, the hook of the second operating rod can hook the second circular ring part to enable the protective cover body to rotate, and the conductive section is exposed, so that the operation is more convenient.
8. The utility model provides an electrified device of testing with ground connection, when the conducting ring articulates the earth connection, the fastener body is vertical state under the action of gravity, because the central line of conducting ring and the central line of insulating cable when clamping position are located same vertical plane to the earth connection can not produce torsion to the fastener body, has improved the electric conductive property of fastener body, and has prolonged life.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a perspective view of the grounding electroscope for electrification of the utility model;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
FIG. 3 is another schematic view of the wire clamp body, the first operating lever and the second operating lever of FIG. 2 rotated by a certain angle;
FIG. 4 is a perspective view of the wire clamp;
FIG. 5 is another perspective view of the clip rotated through an angle;
FIG. 6 is a front view of the clamp;
FIG. 7 is a perspective view of the drive rod;
fig. 8 is a perspective view of the first operating lever.
Description of reference numerals: 1. a wire clamp body; 11. a clamping block; 12. piercing the teeth; 13. a blocking portion; 14. a nut; 2. an insulated cable; 3. a gland; 4. a drive rod; 41. a screw section; 42. a step portion; 43. a first circular ring portion; 44. a pressure spring; 5. conducting rings; 51. a conductive segment; 6. a first operating lever; 61. a card slot; 7. a second operating lever; 71. hooking; 72. a ratchet torque wrench; 8. an insulating shield; 81. a shield body; 82. a second circular ring portion.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Examples
The embodiment provides a grounding electricity testing device for electrification, which comprises a wire clamp, a first operating rod 6 and a second operating rod 7, wherein the wire clamp comprises a wire clamp body 1, a gland 3, a driving rod 4 and a conducting ring 5, as shown in fig. 1-3.
The wire clamp body 1 is shown in fig. 4 and 5, one side is equipped with the wire clamping cavity that is suitable for centre gripping insulating cable 2, and the opposite side is equipped with fixture block 11, and fixture block 11 keeps away from the one end of wire clamp body 1 is equipped with the stop part 13 up and extending down, and the installation face that wire clamp body 1 is located wire clamping cavity top is equipped with a plurality of puncture teeth 12 that are used for impaling insulating crust of insulating cable 2, and wire clamp body 1 has two nuts 14 of locating the top amount to and run through the first perforation that sets up of wire clamp body 1 and nut 14 communicate.
As shown in fig. 4 and 7, the driving rod 4 has a screw portion 41 formed thereon and capable of being screwed with the nut 14 of the wire clamp body 1, a step portion 42 formed therein and capable of abutting against the gland 3, and a first circular ring portion 43 formed therebelow, the driving rod 4 is screwed with the nut 14 after sequentially passing through the second through hole and the first through hole, and the extending direction of the driving rod 4 and the insulating cable 2 are always inclined. The middle of the driving rod 4 is further sleeved with a pressure spring 44, one end of the pressure spring 44 abuts against the inner wall of the wire clamp body 1, the other end of the pressure spring abuts against the gland 3, and the pressure spring 44 applies an elastic acting force moving towards the direction of the initial position to the gland 3.
The conducting ring 5 is disposed at the bottom of the wire clamp body 1 and adapted to be connected with a ground wire, as shown in fig. 4, the conducting ring 5 has an exposed conducting segment 51 capable of being connected with the ground wire, and an insulating cover 8 capable of shielding or exposing the conducting segment 51, the insulating cover 8 is rotatably mounted on the conducting ring 5, and has a cover body 81 disposed at one side of a rotation center and adapted to shield the conducting segment 51, and a second circular portion 82 disposed at the other side. In this embodiment, as shown in fig. 6, the center line of the conductive ring 5 and the center line of the insulated cable 2 in the clamping position are located on the same vertical plane.
First action bars 6, as shown in fig. 8, its top is equipped with the U-shaped installation department rather than the perpendicular setting of first action bars 6 main part, the shaping have on the U-shaped installation department with the draw-in groove 61 of 11 adaptation joints of fixture block, draw-in groove 61 open-ended extending direction with insulating cable parallel arrangement.
And the second operating rod 7 is connected with the driving rod 4 and is suitable for driving the gland 3 to switch between the initial position and the power taking position. The top of the second operating rod 7 is provided with a hook 71 which can be hooked with the first circular part 43, and the bottom is provided with a ratchet torque wrench 72 which is suitable for driving the second operating rod 7 to rotate. It should be noted that ratchet torque wrenches are well known in the art and therefore their construction and operation will not be described in detail.
The utility model provides an electrified electric installation of testing with ground connection, when articulating, first action bars 6 is through the mode fixed connection of fixture block 11 with draw-in groove 61, thereby articulate fastener body 1 on insulating cable 2, then rotate to getting the electric position through 7 drive glands 3 of second action bars, thereby make the insulating crust that insulating cable 2 was impaled to puncture tooth 12 of fastener body 1, make it be connected with the metal inner core electricity, mutually supported draw-in groove 61 has simple structure with fixture block 11, the swift convenient advantage of dismouting, the maintenance efficiency is improved.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (10)
1. An electrified grounding electroscope device, comprising:
the cable clamp comprises a cable clamp body (1) and a cable clamp body, wherein the cable clamp body is provided with a clamping block (11) and piercing teeth (12) suitable for piercing an insulated cable (2);
the gland (3) is rotatably arranged on the wire clamp body (1), a wire clamping cavity suitable for clamping the insulated cable (2) is formed by the gland (3) and the wire clamp body (1) in an opposite mode, the gland (3) is provided with an initial position far away from the insulated cable (2) and a power taking position driven by the driving rod (4) to compress the insulated cable (2);
the conducting ring (5) is arranged at the bottom of the wire clamp body (1) and is suitable for hanging a grounding wire;
the top of the first operating rod (6) is provided with a clamping groove (61) which is in adaptive clamping connection with the clamping block (11);
and the second operating rod (7) is connected with the driving rod (4) and is suitable for driving the gland (3) to switch between the initial position and the power taking position.
2. The live ground electroscope of claim 1, wherein the opening of the slot (61) extends in a direction parallel to the insulated cable.
3. The live grounding electricity testing device according to claim 1 or 2, wherein the fixture block (11) is arranged on one side of the wire clamp body (1) far away from the wire clamping cavity, and a blocking portion (13) extending upwards and/or downwards is arranged at one end of the wire clamp body (1) far away from the wire clamp body.
4. The live ground electroscope of claim 3, wherein the extending direction of the driving rod (4) and the insulated cable (2) are always inclined.
5. The live-line grounding electroscope device according to claim 4, wherein the driving rod (4) has a screw portion (41) formed thereon and capable of being screwed with the nut (14) of the wire clamp body (1), a step portion (42) formed therein and capable of being abutted against the gland (3), and a first circular ring portion (43) formed therebelow.
6. The live-line grounding electricity testing device according to claim 5, wherein a pressure spring (44) is further sleeved in the middle of the driving rod (4), one end of the pressure spring (44) abuts against the inner wall of the wire clamp body (1), the other end of the pressure spring abuts against the gland (3), and the pressure spring (44) applies an elastic acting force to the gland (3) and moves towards the direction of the initial position.
7. The live grounding electroscope device according to claim 5 or 6, wherein a hook (71) capable of hooking and connecting with the first circular ring part (43) is arranged at the top of the second operating rod (7), and a ratchet torque wrench (72) suitable for driving the second operating rod (7) to rotate is arranged at the bottom of the second operating rod.
8. The live ground electroscope of any one of claims 1, 2, 4, 5 and 6, wherein the conductive ring (5) has an exposed conductive segment (51) for hanging a ground wire, and an insulating shield (8) for shielding or exposing the conductive segment (51).
9. The live ground electroscope of claim 8, wherein the insulating shield (8) is rotatably mounted on the conducting ring (5) and has a shield body (81) on one side of the center of rotation adapted to shield the conducting segments (51) and a second circular ring portion (82) on the other side.
10. The live ground electroscope of claim 9, wherein the centre line of the conductive ring (5) and the centre line of the insulated cable (2) in the clamped position are located on the same vertical plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020782531.1U CN211670342U (en) | 2020-05-12 | 2020-05-12 | Electrified grounding electricity testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020782531.1U CN211670342U (en) | 2020-05-12 | 2020-05-12 | Electrified grounding electricity testing device |
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| Publication Number | Publication Date |
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| CN211670342U true CN211670342U (en) | 2020-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020782531.1U Active CN211670342U (en) | 2020-05-12 | 2020-05-12 | Electrified grounding electricity testing device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113708109A (en) * | 2021-08-27 | 2021-11-26 | 广东电网有限责任公司 | Grounding wire operation tool and method |
| CN114530717A (en) * | 2022-03-10 | 2022-05-24 | 珠海格力电器股份有限公司 | Power-on test tool |
-
2020
- 2020-05-12 CN CN202020782531.1U patent/CN211670342U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113708109A (en) * | 2021-08-27 | 2021-11-26 | 广东电网有限责任公司 | Grounding wire operation tool and method |
| CN114530717A (en) * | 2022-03-10 | 2022-05-24 | 珠海格力电器股份有限公司 | Power-on test tool |
| CN114530717B (en) * | 2022-03-10 | 2022-10-11 | 珠海格力电器股份有限公司 | Power-on test tool |
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