CN208043876U - A relay protection connecting line device - Google Patents

Abstract

The utility model belongs to the technical field of the relay connection line, specifically be a relay protection connecting wire device, include, its characterized in that: two test wires of one side fixedly connected with of wiring board, two the fixed cover of one end that wiring board was kept away from to the test wire has connect the spool, the fixed cover of one end that the spool was kept away from to the spool has connect the casing, the inside sliding connection of casing has the slider, the one end and the spool fixed connection of slider, and the inside fixedly connected with conducting block of slider, the conducting block is close to the one end of spool and runs through the slider and with test wire fixed connection, the first spring of fixedly connected with between the inside wall of slider and casing, the cover is established in the outside of spool is kept away from to first spring, the one end rotation that the spool was kept away from to the slider is connected with two first conducting rods that the symmetry set up, two the one end that the slider was kept away from to first conducting rod all rotates and is connected with the second conducting rod.

Description

A kind of relay protection connecting wire device

Technical field

The utility model belongs to after electric connection line field, specially a kind of relay protection connecting wire device.

Background technology

With the continuous development of electrical equipment, equipment test condition is required higher and higher, and test number (TN) is also increasingly Mostly for example, when doing the experiments such as protective calibration, ac voltage withstanding, more electric currents are generally required, voltage test line could meet experiment It is required that relay protection is as research electric power system fault and jeopardizes the unusual service condition of safe operation, to inquire into the anti-thing of its countermeasure Therefore automation measure, mainly protect electric system and its element with the relay for having contact in evolution, be allowed to from Damage, basic task are：When electric system is broken down or when unusual service condition, in shortest time in the cards and Minimum Area It is interior, faulty equipment is cut off from system automatically, or send out signal and unusual service condition root is eliminated by operator on duty, to mitigate or keep away The influence exempted from the damage of equipment and powered to adjoining area.The patent No. 201310203178.1 discloses what a kind of p-wire provided P-wire, contact are equipped with convenient for making the elastic piece of contact clamping, make contact clamping since contact is equipped in use Elastic piece, so that contact is contacted well with tested device, to have good conductive property, elastic piece is frequently being tested It is easy to follow the string during use, will make disconnecting, nothing since the external world is torn after causing clamping failures, elastic piece to clamp Method ensures that contact is contacted with tested device, cannot achieve detection, and test contact is located at outside, contact makes moist, be easy to cause and lead Electricity causes damages, and cannot achieve the protection to human body in connection procedure.

Utility model content

The purpose of this utility model is to provide a kind of relay protection connecting wire devices, to solve to carry in above-mentioned background technology The problem of going out.

To achieve the above object, the utility model provides the following technical solutions：A kind of relay protection connecting wire device, including The side of wiring board, the wiring board is fixedly connected there are two p-wire, and two one end of the p-wire far from wiring board are solid Surely it is socketed cable tube, one end fixing sleeve of the spool far from wiring board is connected to shell, and the internal slide of the shell is connected with One end of sliding block, the sliding block is fixedly connected with spool, and the inside of sliding block is fixedly connected with conducting block, and the conducting block is close One end of spool is fixedly connected through sliding block and with p-wire, and first is fixedly connected between the sliding block and the madial wall of shell Spring, far from the outside for being set in spool, the one end of the sliding block far from spool is rotatably connected to symmetrically to be set first spring Two the first conducting rods set, the two described one end of first conducting rod far from sliding block are rotatably connected to the second conducting rod, institute The centre for stating the second conducting rod is connected with housing into rotation, and the one end of the second conducting rod far from the first conducting rod is fixedly connected with folder Plate is held, the top sidewall of the shell is equipped with sliding slot, and the internal slide of the sliding slot is connected with backing pin, the outside of the backing pin It is fixedly attached limiting plate, the internal whorl of the sliding slot is connected with end cap, is fixedly connected between the end cap and limiting plate Second spring, the second spring are set in the outside of backing pin, and the upper end of the backing pin through end cap and is fixedly connected with handle, Side of the shell far from wiring board is equipped with and corresponding two link blocks of grip block, and one end of the link block, which is fixed, to be connected It is connected to third conducting rod, and is fixedly connected with shrapnel on link block.

Preferably, one end fixing sleeve of the spool far from shell is connected to insulation sleeve.

Preferably, the shell is fixedly connected with sealing ring close to one end of wiring board, the sealing ring is set in The outside of spool.

Preferably, the outside fixing sleeve of the shell is connected to waterproof cover.

Preferably, two grip block opposite sides have been fixedly connected with brake pad.

Preferably, being equipped with screw thread on the outside of the one end of the third conducting rod far from link block.

Compared with prior art, the utility model has the beneficial effects that：The utility model structure novel protect structure to protect more Card test safety and stability, link block 3 and measured object are threadedly coupled stable connection, avoid contact with the problem of bad and connection loosens, Ensure that detection is smoothed out, backing pin, which effectively avoids pullling when using, causes connection to loosen, and insulation sleeve will not cause conduction, avoid To the harm of human body in connection procedure.

Description of the drawings

Fig. 1 is the utility model overall structure diagram；

Fig. 2 is the utility model middle casing internal structure schematic diagram；

Fig. 3 is the structural schematic diagram at A in Fig. 1.

In figure：1- screw threads, 2- third conducting rods, 3- link blocks, 4- shrapnels, 5- grip blocks, 6- brake pads, 7- second are led Electric pole, 8- waterproof covers, the first conducting rods of 9-, 10- end caps, 11- handles, 12- backing pins, 13- second springs, 14- limiting plates, 15- Shell, 16- wiring boards, 17- conducting blocks, 18- sliding blocks, the first springs of 19-, 20- sealing rings, 21- spools, 22- p-wires, 23- Insulation sleeve.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be understood that term "upper", "lower", "front", "rear", "left", "right", The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only The utility model and simplifying describes for ease of description, do not indicate or imply the indicated device or element must have it is specific Orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.

- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of relay protection connecting wire device, including insert The side of line plate 16, wiring board 16 is fixedly connected there are two p-wire 22, and two one end of p-wire 22 far from wiring board 16 are solid Surely it is socketed cable tube 21, one end fixing sleeve of the spool 21 far from wiring board 16 is connected to shell 15, the internal slide connection of shell 15 There is sliding block 18, one end of sliding block 18 is fixedly connected with spool 21, and the inside of sliding block 18 is fixedly connected with conducting block 17, conducting block 17 are fixedly connected close to one end of spool 21 through sliding block 18 and with p-wire 22, solid between sliding block 18 and the madial wall of shell 15 Surely it is connected with the first spring 19, the first spring 19 turns far from the outside for being set in spool 21, the one end of sliding block 18 far from spool 21 Dynamic to be connected with symmetrically arranged two the first conducting rods 9, two first one end of conducting rod 9 far from sliding block 18 are rotatably connected to Second conducting rod 7, the centre of the second conducting rod 7 and shell 15 are rotatablely connected, and the second conducting rod 7 is far from the first conducting rod 9 One end is fixedly connected with grip block 5, and the top sidewall of shell 15 is equipped with sliding slot, and the internal slide of sliding slot is connected with backing pin 12, The outside of backing pin 12 has been fixedly attached limiting plate 14, and the internal whorl of sliding slot is connected with end cap 10, end cap 10 and limiting plate 14 it Between be fixedly connected with second spring 13, second spring 13 is set in the outside of backing pin 12, the upper end of backing pin 12 through end cap 10 simultaneously It is fixedly connected with handle 11, side of the shell 15 far from wiring board 16 is equipped with and 5 corresponding two link blocks 3 of grip block, even The one end for connecing block 3 is fixedly connected with third conducting rod 2, and shrapnel 4 is fixedly connected on link block 3；Further, the spool 21 one end fixing sleeves far from shell 15 are connected to insulation sleeve 23；Further, the shell 15 is close to one end of wiring board 16 It is fixedly connected with sealing ring 20, the sealing ring 20 is set in the outside of spool 21；Further, the outside of the shell 15 is solid Surely it is socketed with waterproof cover 8；Further, two 5 opposite sides of the grip block have been fixedly connected with friction Block 6；Further, it is equipped with screw thread 1 on the outside of the one end of the third conducting rod 2 far from link block 3.

Operation principle：When device runs work, 5 fixed clamp of grip block on shell 15 is kept on 3 shrapnel 4 of link block Circuit communication buries, and when needing disconnecting circuit in use, holding handle 11, upwards at the same time twitch backing pin 12 holds insulation Set 23 drive spools 21 pull out, when sliding block 17 shell 15 internal slide compress the first spring 19, the first conducting rod 9 adjust Grip block 5 separates when dynamic second conducting rod 7, disconnecting circuit, and waterproof cover 8 is protecting circuit not rub into Moisture Damage in use Cleaning block is to improve the frictional force of 5 medial surface of grip block, and sealing ring 20 is being protected from by Water Damage.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (6)

1. A relay protection connection line device, comprising a plug-in board (16), is characterized in that: one side of the plug-in board (16) is fixedly connected with two test lines (22), and the two test lines One end of the line (22) away from the plug board (16) is fixedly sleeved with a wire tube (21), and the end of the wire tube (21) away from the plug board (16) is fixedly sleeved with a housing (15). The inside of the housing (15) is slidably connected to a slider (18), one end of the slider (18) is fixedly connected to the line pipe (21), and the inside of the slider (18) is fixedly connected to a conductive block (17) , the end of the conductive block (17) close to the wire tube (21) passes through the slider (18) and is fixedly connected with the test line (22), and the inner side wall of the slider (18) and the housing (15) The first spring (19) is fixedly connected, and the first spring (19) is away from the outer side of the wire pipe (21), and the end of the slider (18) away from the wire pipe (21) is rotationally connected with symmetrically arranged Two first conductive rods (9), the ends of the two first conductive rods (9) away from the slider (18) are rotatably connected with second conductive rods (7), and the second conductive rods (7) The middle of the housing (15) is rotationally connected, and the end of the second conductive rod (7) away from the first conductive rod (9) is fixedly connected with a clamping plate (5), and the top side wall of the housing (15) There is a chute on the top, the inside of the chute is slidingly connected with a stop pin (12), the outer side of the stop pin (12) is fixedly sleeved with the limit plate (14), and the inner thread of the chute is connected with an end A cover (10), a second spring (13) is fixedly connected between the end cover (10) and the limit plate (14), and the second spring (13) is sleeved on the outside of the stop pin (12), The upper end of the stop pin (12) passes through the end cover (10) and is fixedly connected with a handle (11), and the side of the housing (15) away from the plug board (16) is provided with a clamping plate (5 ) corresponding to two connection blocks (3), one end of the connection block (3) is fixedly connected with a third conductive rod (2), and the connection block (3) is fixedly connected with a shrapnel (4). 2. A relay protection connecting wire device according to claim 1, characterized in that: the end of the wire tube (21) away from the housing (15) is fixedly sleeved with an insulating sleeve (23). 3. A relay protection connecting line device according to claim 1, characterized in that: a sealing ring (20) is fixedly connected to one end of the casing (15) close to the plug-in board (16), and the sealing ring (20) The ring (20) is sleeved on the outside of the wire pipe (21). 4. A relay protection connecting line device according to claim 1, characterized in that: a waterproof cover (8) is fixedly sleeved on the outer side of the housing (15). 5. A relay protection connecting line device according to claim 1, characterized in that: the opposite sides of the two clamping plates (5) are fixedly connected with friction blocks (6). 6 . The relay protection connecting line device according to claim 1 , characterized in that: a thread ( 1 ) is provided on the outside of the end of the third conductive rod ( 2 ) away from the connection block ( 3 ). 7 .