CN213878674U - Magnetic attraction type multi-connection current terminal short connecting piece - Google Patents
Magnetic attraction type multi-connection current terminal short connecting piece Download PDFInfo
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- CN213878674U CN213878674U CN202022513408.2U CN202022513408U CN213878674U CN 213878674 U CN213878674 U CN 213878674U CN 202022513408 U CN202022513408 U CN 202022513408U CN 213878674 U CN213878674 U CN 213878674U
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- insulating tube
- current terminal
- metal connecting
- connecting rod
- terminal short
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- 239000002184 metal Substances 0.000 claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims description 7
- 230000007423 decrease Effects 0.000 claims description 5
- 230000005389 magnetism Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 230000008901 benefit Effects 0.000 description 5
- 210000003813 thumb Anatomy 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000007634 remodeling Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a magnetic suction type multi-connection current terminal short splicing piece, which comprises an insulating tube, wherein the positions inside two ends of the insulating tube, which are close to the top, are provided with magnets, the position at the bottom of the insulating tube, which is close to the middle, is spliced with a conductive plug, a through hole is horizontally arranged on the insulating tube, and the through hole runs through the conductive plug; the utility model discloses a magnetic force of magnet makes two insulating tubes adsorb together, twist simultaneously and move one of them metal connecting rod, and another metal connecting rod of while fixed, in the internal thread that makes one of them metal connecting rod's external screw thread threaded connection on another metal connecting rod, and then two metal connecting rods link together, form a conductive channel with electrically conductive plug, then splice in proper order according to above-mentioned mode, until reaching needs connection quantity, when needs reduce connection quantity, according to the opposite flow of above-mentioned mode can, it is efficient to dismantle, and the security is strong.
Description
Technical Field
The utility model belongs to the technical field of the short tab, in particular to many continuous current terminal short tabs of formula are inhaled to magnetism.
Background
The relay protection fault recorder, the bus protection device, the low-current grounding line selection device and other equipment are important auxiliary equipment in the operation and maintenance link of the power grid equipment, and play a vital role in protecting and monitoring the stable operation of the power system. At present, partial devices cannot meet the current safe operation requirements due to the reasons of long service life, aging of plates, excessively low program versions and the like, the devices need to be remodeled, but most of secondary circuits related to the devices are related to current circuits and relate to a plurality of intervals, the intervals cannot be powered off one by one for remodeling due to the regional power supply requirements, measures can be taken only under the condition of no power outage to isolate the current circuits, safety measures need to be taken firstly before remodeling work begins, and the safety measure with the highest difficulty risk is the isolation of the current circuits of each operation interval. After the work is finished, the safety measures are required to be recovered, and the closed current loop is recovered to operate again. The current closing means is that after each phase of the current terminal is short-circuited end to end by using a tool at the current inflow side, the current terminal connecting piece is opened, and the device to be transformed is isolated from the operation loop. The existing tools in the market at present comprise a current terminal short connecting piece, a screw kit, a multi-connection plug-in terminal short connecting piece and the like, wherein the current terminal short connecting piece and the screw kit are the most common and most traditional connecting tools, are used for temporary safety measures and are commonly used in a formal connecting loop, and are cut to a proper connecting number according to actual needs and then connected into the loop; the structure is stable, the operation is safe, the disassembly is flexible, the volume is small, the technology is mature, and the application is wide; but when it is used for the safety measure of not having a power failure work closed current loop, the flexibility just greatly reduced, it is fairly complicated to dismantle, cuts out inconveniently, and the whole course of operation need wear gloves, and probably causes the risk that the current loop is opened a way at any time.
Even pull out the improvement product that formula terminal short splicing proposed the introduction for later stage technical staff according to the on-the-spot demand, be exclusively used in safety measure's implementation, select the many short splicing of suitable length according to the on-the-spot needs, need not to tailor and dismantle, the preformed hole position of disect insertion current terminal can realize sealing current. The operation is simple and convenient, the safety is high, gloves are not needed to be worn in the operation process, the flexibility is poor, the connection quantity is fixed, according to the field reality, a large number of spare parts are required to be allocated for each type of short connecting pieces of the connection quantity to meet the field requirement, and the short connecting pieces of the corresponding connection quantity cannot be directly allocated according to the field requirement. And the safety is poor, and the risk of circuit open caused by plug falling exists.
Therefore, it is necessary to provide a magnetic attraction type multiple current terminal shorting tab to solve the above problems, which can rapidly increase or decrease the number of connections of the shorting tab according to the requirement, and has high detachment efficiency and high safety.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a many current terminal short splicing of formula are inhaled to magnetism to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a magnetic suction type multi-connection current terminal short splicing piece comprises an insulating tube, magnets are arranged at positions close to the top inside two ends of the insulating tube, a conductive plug is inserted at a position close to the middle of the bottom of the insulating tube, a through hole is horizontally formed in the insulating tube and penetrates through the conductive plug, a metal connecting rod is arranged inside the through hole, an internal thread is arranged at one end of the metal connecting rod, an external thread is arranged at the other end of the metal connecting rod, an auxiliary mechanism is arranged outside the insulating tube close to the internal thread, wherein,
the auxiliary mechanism comprises a knife board, a fixed rod is arranged at the top of the knife board, a door-shaped rod is arranged at the top of the fixed rod, two bottoms of the door-shaped rod are close to each other and are connected with the same operating ring, the top of the operating ring is connected with a connecting spring, and the top end of the connecting spring is connected to the bottom of the insulating tube.
Preferably, a protection pad is arranged at the bottom of the insulating tube at a position corresponding to the operating ring, and the protection pad is made of an insulating rubber material.
Preferably, the external thread is matched with the internal thread.
Preferably, the diameter of the conductive plug gradually decreases from the middle portion in the vertical direction toward the top and bottom portions thereof.
Preferably, an insulating cap is sleeved on the outer side of the external thread and matched with the external thread.
Preferably, the thickness of the cutting plate is gradually reduced towards the bottom of the cutting plate, and the surface of the cutting plate is subjected to polishing treatment.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a magnetic force of magnet makes two insulating tubes adsorb together, twists one of them metal connecting rod simultaneously, and fix another metal connecting rod simultaneously, makes the external screw thread threaded connection of one of them metal connecting rod in the internal thread on another metal connecting rod, and then two metal connecting rods link together, form a conductive channel with electrically conductive plug, then splice in proper order according to the above-mentioned mode, until reaching the required connection quantity, when needs reduce the connection quantity, according to the opposite flow of the above-mentioned mode can, dismantle efficient, the security is strong;
2. the utility model discloses a thumb press operation ring, and the every type pole of operation ring pulling moves down, and every type pole pushes down the dead lever, and the dead lever pushes down the cutting board, and then the cutting board inserts the junction of two adjacent insulating tubes, and then makes two magnet quickly separating, has improved the convenience of dismantlement.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or 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 schematic view of the overall structure of the present invention;
fig. 2 is a side view of the present invention;
fig. 3 is a schematic view of the present invention when the number of connections is 3.
In the figure: the device comprises an insulating tube 1, a magnet 2, a conductive plug 3, a metal connecting rod 4, an internal thread 5, an external thread 6, an auxiliary mechanism 7, a knife plate 71, a fixing rod 72, a door-shaped rod 73, an operating ring 74, a connecting spring 75, a protective pad 8 and an insulating cap 9.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that 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.
The utility model provides a magnetic suction type multi-connection current terminal short splicing sheet as shown in figures 1-3, which comprises an insulating tube 1, wherein magnets 2 are arranged at the positions close to the top inside the two ends of the insulating tube 1, a conductive plug 3 is spliced at the position close to the middle part of the bottom of the insulating tube 1, a through hole is horizontally arranged on the insulating tube 1 and runs through the conductive plug 3, a metal connecting rod 4 is arranged inside the through hole, an internal thread 5 is arranged at one end of the metal connecting rod 4, an external thread 6 is arranged at the other end of the metal connecting rod 4, an auxiliary mechanism 7 is arranged outside the insulating tube 1 close to the internal thread 5, wherein,
the auxiliary mechanism 7 comprises a knife plate 71, a fixing rod 72 is arranged at the top of the knife plate 71, a door-shaped rod 73 is arranged at the top of the fixing rod 72, two bottom ends of the door-shaped rod 73 are close to each other and are connected with the same operating ring 74, a connecting spring 75 is connected to the top of the operating ring 74, and the top end of the connecting spring 75 is connected to the bottom of the insulating tube 1.
As a specific embodiment of the present invention, a protection pad 8 is disposed at a position corresponding to the operating ring 74 at the bottom of the insulating tube 1, and the protection pad 8 is made of an insulating rubber material; when the operating ring 74 is moved downwards by the thumb, the upper surface of the thumb can be tightly propped against the bottom of the protective pad 8, and then the end part of the thumb is bent downwards, so that the operating ring 74 can be moved downwards, and the operation is more convenient and faster.
As a specific embodiment of the present invention, the external thread 6 is matched with the internal thread 5.
As a specific embodiment of the present invention, the diameter of the conductive plug 3 gradually decreases from the middle portion in the vertical direction to the top portion and the bottom portion thereof; the part with larger diameter in the middle of the conductive plug 3 can improve the contact tightness with the current terminal.
As a specific embodiment of the utility model, the insulator cap 9 has been cup jointed in the external screw thread 6 outside, insulator cap 9 and external screw thread 6 phase-matches.
As a specific embodiment of the present invention, the thickness of the cutting plate 71 gradually decreases toward the bottom thereof, and the surface of the cutting plate 71 is polished; the thickness of the cutting board 71 is gradually reduced toward the bottom thereof, so that the cutting board 71 can be conveniently inserted into the gap between the two insulating tubes 1.
The utility model discloses the theory of operation:
referring to the attached drawings 1-3 of the specification, when in use, a plurality of the utility model can be connected in sequence, the insulating pipes 1 are contacted with each other, the two insulating pipes 1 are adsorbed together by the magnetic force of the magnet 2, simultaneously screwing one metal connecting rod 4 and fixing the other metal connecting rod 4 to ensure that the external thread 6 of one metal connecting rod 4 is in threaded connection with the internal thread 5 on the other metal connecting rod 4, and then two metal connection bars 4 are connected together to form a conductive channel with the conductive plug 3, then sequentially splicing according to the above mode until the required connection number is reached, when the connection number is required to be reduced, the method has the advantages that the method is carried out according to the opposite flow, the dismounting efficiency is high, the safety is high, the exposed external thread 6 after the combination is finished can be sleeved on the outer side of the insulation cap 9, and the insulation purpose is achieved; and when dismantling, because the magnetism of magnet 2 is stronger, in order to facilitate the separation of two adjacent insulating tubes 1, when pulling two insulating tubes 1 to separate in the horizontal direction, press operating ring 74 through the thumb simultaneously, operating ring 74 pulls door type pole 73 to move down, door type pole 73 pushes down dead lever 72, dead lever 72 pushes down cutting board 71, and then cutting board 71 inserts the junction of two adjacent insulating tubes 1, and then makes two magnet 2 separate fast, has improved the convenience of dismantling.
Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. The utility model provides a formula is inhaled to magnetism and is many even current terminal short connection piece, includes insulating tube (1), its characterized in that: the insulating tube (1) is provided with magnets (2) at positions close to the top inside the two ends, a conductive plug (3) is inserted at a position close to the middle of the bottom of the insulating tube (1), the insulating tube (1) is horizontally provided with a through hole, the through hole penetrates through the conductive plug (3), a metal connecting rod (4) is arranged inside the through hole, one end of the metal connecting rod (4) is provided with an internal thread (5), the other end of the metal connecting rod (4) is provided with an external thread (6), and an auxiliary mechanism (7) is arranged outside the insulating tube (1) close to the internal thread (5),
the auxiliary mechanism (7) comprises a knife board (71), a fixing rod (72) is arranged at the top of the knife board (71), a door-shaped rod (73) is arranged at the top of the fixing rod (72), two bottom ends of the door-shaped rod (73) are close to each other and are connected with the same operating ring (74), a connecting spring (75) is connected to the top of the operating ring (74), and the top end of the connecting spring (75) is connected to the bottom of the insulating tube (1).
2. The magnetic attraction type multi-connection current terminal short tab of claim 1, characterized in that: and a protection pad (8) is arranged at the position, corresponding to the operating ring (74), of the bottom of the insulating tube (1), and the protection pad (8) is made of an insulating rubber material.
3. The magnetic attraction type multi-connection current terminal short tab of claim 1, characterized in that: the external thread (6) is matched with the internal thread (5).
4. The magnetic attraction type multi-connection current terminal short tab of claim 1, characterized in that: the diameter of the conductive plug (3) is gradually reduced from the middle part in the vertical direction to the top and the bottom of the conductive plug.
5. The magnetic attraction type multi-connection current terminal short tab of claim 1, characterized in that: and an insulating cap (9) is sleeved on the outer side of the external thread (6), and the insulating cap (9) is matched with the external thread (6).
6. The magnetic attraction type multi-connection current terminal short tab of claim 1, characterized in that: the thickness of the cutting board (71) gradually decreases towards the bottom of the cutting board, and the surface of the cutting board (71) is polished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022513408.2U CN213878674U (en) | 2020-11-03 | 2020-11-03 | Magnetic attraction type multi-connection current terminal short connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022513408.2U CN213878674U (en) | 2020-11-03 | 2020-11-03 | Magnetic attraction type multi-connection current terminal short connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213878674U true CN213878674U (en) | 2021-08-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022513408.2U Active CN213878674U (en) | 2020-11-03 | 2020-11-03 | Magnetic attraction type multi-connection current terminal short connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213878674U (en) |
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2020
- 2020-11-03 CN CN202022513408.2U patent/CN213878674U/en active Active
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