CN113328290A

CN113328290A - Transformer binding post

Info

Publication number: CN113328290A
Application number: CN202110567678.8A
Authority: CN
Inventors: 戚宝琴
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2021-08-31

Abstract

The invention relates to the field of wiring terminals, and particularly discloses a transformer wiring terminal which comprises a body structure, a first limiting structure, a sealing structure, a fixing structure, a second limiting structure and an installation structure, wherein the first limiting structure is arranged on the body structure; the electric wire is conveniently connected with the first limiting structure, the first limiting structure is clamped with the body structure, then the second limiting structure is used for limiting the first limiting structure, and the second limiting structure is rapidly connected with the electric wire and the body structure, so that the efficiency of the second limiting structure for installing the electric wire is higher, the stress area is increased, and the electric connection effect is better; one end of the first limiting structure, which is far away from the body structure, is provided with a sealing structure for sealing the electric wire and marking the electric wire; the sealing structure is convenient to directly act as the code tube, so that the first limiting structure drives the sealing structure, the sealing structure has better sealing performance between the end part of the body structure and the electric wire, the dust at the joint of the electric wire is effectively prevented, and the connection stability is improved.

Description

Transformer binding post

Technical Field

The invention relates to the field of transformers, and particularly discloses a transformer wiring terminal.

Background

The power transformer is a static electrical device, which is used for changing an alternating voltage (current) with a certain value into another voltage (current) with the same frequency or different values, and the transformer is a static electrical device used for transforming the alternating voltage and the current to transmit alternating current energy; the electric energy transmission is realized according to the principle of electromagnetic induction; the transformer can be divided into a power transformer, a test transformer, an instrument transformer and a special-purpose transformer by using the purpose, the power transformer is necessary equipment for power transmission and distribution and power distribution of power users, the wiring terminal is applied for facilitating the connection of wires, and the wiring terminal is actually a section of metal sheet sealed in insulating plastic, both ends of the metal sheet are provided with holes for inserting the wires, and screws are used for fastening or loosening, for example, two wires are connected at times and disconnected at times, and then the two wires can be connected by using terminals and disconnected at any time without being welded or wound together, so that the convenience and the rapidness are realized; but also suitable for interconnection of a large number of wires.

However, traditional transformer binding post is mostly fixed on the transformer support through the bolt or direct block, convenient and fast inadequately is dismantled when using the installation that bolt fastening made binding post, if it is poor with transformer binding post direct block installation stability on the transformer, and the installation of being not convenient for, and mostly contradict the wire through the bolt and fix the wire, the wire is less with binding post's area of contact, stability is relatively poor, and be not convenient for with the tip block of wire in binding post's inside, operation stability is poor, and binding post's tip leakproofness is poor, long-term use makes the dust pile up at the junction easily, influence electric conductive property.

Disclosure of Invention

The invention provides a transformer wiring terminal aiming at the problems in the prior art.

The technical scheme adopted by the invention for solving the technical problems is as follows: a transformer wiring terminal comprises a body structure, a first limiting structure, a sealing structure, a fixing structure, a second limiting structure and an installation structure; the two ends of the body structure for conducting electricity are provided with the first limiting structures for connecting electric wires, and the first limiting structures are clamped with the body structure; the body structure is provided with a second limiting structure for limiting the first limiting structure, and the second limiting structure is clamped with the first limiting structure; one end of the first limiting structure, which is far away from the body structure, is provided with the sealing structure for sealing the electric wire and marking the electric wire; the transformer body structure is characterized in that the body structure is provided with a mounting structure used for mounting the body structure, the mounting structure is connected with the fixed structure used for being connected with the transformer, and the body structure is abutted against the fixed structure.

Specifically, the body structure includes binding post body, conducting rod and clamping ring, binding post body with block between the fixed knot constructs, the inside of binding post body is equipped with the conducting rod, the both ends of conducting rod are equipped with the clamping ring, the both sides of clamping ring are the V-arrangement structure.

Specifically, the mounting structure comprises a driving rod, a clamping block, a guide shaft, a transmission disc, a sliding groove, a second roller, a first gear and a second gear, the driving rod is rotatably connected with the wiring terminal body, the first gear is fixed at the bottom end of the driving rod, the first gear is meshed with the second gear, the diameter of the first gear is smaller than that of the second gear, the second gear is fixed on the guide shaft, the guide shaft is rotatably connected with the wiring terminal body, the transmission disc is arranged at the bottom end of the guide shaft, the transmission disc is provided with a plurality of sliding grooves, the distance between each sliding groove and the axis of the guide shaft is changed at equal intervals, the second roller in rolling connection is arranged inside each sliding groove, the second roller is in rolling connection with the clamping block, and the clamping block is in sliding connection with the wiring terminal body, the fixture blocks are circumferentially arrayed on the periphery of the transmission disc, and the rotating directions of the two opposite fixture blocks are opposite.

Specifically, the fixed knot constructs including bottom plate, spacing hole and spacing groove, the binding post body with the spacing groove block, run through on the bottom plate have a plurality of rectangles the spacing groove, the lateral wall of spacing groove switches on and has a plurality of rectangle array settings the spacing hole, spacing hole run through in the bottom plate, the fixture block with spacing hole block.

Specifically, the first limiting structure comprises a fixing sleeve, a driving block, a conducting strip, a first roller, connecting blocks, clamping blocks and a sliding block, the end part of the connecting terminal body is abutted against the fixing sleeve, the driving block is slidably connected inside the fixing sleeve, the driving block is abutted against the connecting ring, the conducting strip is arranged at one end of the driving block, which is far away from the connecting ring, the conducting strip is of a wave-shaped structure, one end of the conducting strip, which is far away from the driving block, is connected to the connecting block, the two connecting blocks are arranged, the sliding directions of the two connecting blocks are opposite, the first roller which is in rolling connection is arranged in a groove on the connecting block, the first roller is in rotational connection with the driving block, the sliding block is arranged at one end of the two connecting blocks, which is far away from the conducting strip, and the sliding direction of the sliding block is vertical to that of the driving block, the opposite ends of the two sliding blocks are symmetrically provided with two clamping blocks which are provided with sawtooth-shaped grooves and the ends of which are of arc structures, and the conducting rod, the connecting ring, the driving block, the conducting strip, the connecting block and the clamping blocks are electrically connected.

Specifically, the second limit structure includes pull rod, gag lever post, fixed orifices and reset spring, and the cross-section is the U-shaped structure the pull rod with sliding connection between the binding post body, the pull rod with be equipped with between the binding post body reset spring, the lateral wall of pull rod is equipped with two at least L shapes the gag lever post, the tip at the both ends of gag lever post is not on the coplanar, the gag lever post with fixed cover on the block between the fixed orifices.

Specifically, seal structure includes seal cover, first sealing washer, holding tank and second sealing washer, and the top is the inside cavity of round platform shape the seal cover with fixed cover block is just, the bottom of seal cover is for falling T shape structure, the slider with the seal cover is contradicted, the seal cover orientation one side of binding post body is equipped with first sealing washer, the inside on the top of seal cover is equipped with the second sealing washer, the second sealing washer first sealing washer with be equipped with between the seal cover the holding tank, the second sealing washer with the thickness of first sealing washer be less than with the thickness of seal cover.

The invention has the beneficial effects that:

1. according to the transformer wiring terminal, the body structure is provided with the mounting structure for mounting the body structure, the mounting structure is connected with the fixing structure for connecting the fixing structure to a transformer, the body structure and the fixing structure are in conflict, the fixing structure is conveniently mounted on a transformer fixing frame through bolts, then the mounting structure on the body structure is used for controlling the opening and closing between the mounting structure and the body structure, so that the mounting and dismounting between the body structure and the fixing structure are more convenient and faster, and the connection stability between the body structure and the fixing structure is better, namely: firstly, fixing a bottom plate at a specified position of a transformer fixing frame through a bolt, installing a torsion spring on a driving rod, enabling one end of the torsion spring to be fixed on the side wall of a connecting terminal body, and enabling the other end of the torsion spring to be fixed on the driving rod, when the connecting terminal body needs to be installed, using an inner hexagonal wrench to be clamped with the end part of the driving rod, clockwise rotating the driving rod, enabling the torsion spring to deform to generate a force for resetting the driving rod by the rotation of the driving rod, enabling the driving rod to drive a first gear to rotate, enabling the diameter of the first gear to be smaller than that of a second gear, further enabling the driving rod to rotate more laborsavingly, enabling the second gear to rotate to drive a guide shaft to rotate, enabling a transmission disc to rotate, enabling a chute on the transmission disc to pull a second roller to roll, enabling the second roller to drive a clamping block to slide into the interior of the connecting terminal body, and then clamping the connecting terminal body with a limiting groove, then loosen the actuating lever, torsion spring deformation resets drive actuating lever anticlockwise rotation, and the actuating lever drives first gear revolve, and the second gear revolve rotates and drives the guiding axle and rotate, and the guiding axle drives the driving plate and rotates, and the driving plate rotates, makes the spout on the driving plate promote the second gyro wheel and roll, makes the second gyro wheel drive fixture block roll-off binding post body, makes fixture block and bottom plate block, and then quick connection binding post body and the bottom plate of being convenient for, makes the connection of binding post body more firm.

2. According to the transformer wiring terminal, the two ends of the conductive body structure are provided with the first limiting structures for connecting wires, and the first limiting structures are clamped with the body structure; the body structure is provided with a second limiting structure for limiting the first limiting structure, and the second limiting structure is clamped with the first limiting structure; and then be convenient for be connected the back with electric wire and first limit structure, through block between first limit structure and the body structure, then carry on spacingly to first limit structure through second limit structure, and then make the second limit structure quick with be connected between electric wire and the body structure, make the efficiency of second limit structure installation electric wire higher, and increased lifting surface area, make electric connection's effect better, promptly: when an electric wire is installed, the end part of the electric wire passes through the sealing sleeve, then the end part of the peeled electric wire extends to between the two clamping blocks, then the pull rod is pressed to make the limiting rod on the pull rod dislocate with the fixed hole, the reset spring compresses, then the fixed sleeve is pushed to make the fixed sleeve clamped with the connecting terminal body, the connecting ring is butted with the driving block and deforms in the clamping process of the fixed sleeve and the connecting terminal body, the side wall of the connecting ring is in a dovetail shape to make the butting effect of the connecting ring and the driving block better, so that good contact between the connecting ring and the driving block is ensured, meanwhile, when the fixed sleeve is taken out, the connecting ring is reset to drive the driving block to be separated from the conducting rod, when the fixed sleeve is butted with the connecting terminal body, the driving block slides in the direction deviating from the connecting terminal body in the fixed sleeve, so that the two first rollers on the driving block respectively roll on the two connecting blocks to make the two connecting blocks relatively slide, the distance between the connecting block and the driving block is reduced, the driving conducting plate is compressed, the connecting block drives the sliding blocks simultaneously, the clamping blocks at the end parts of the two sliding blocks clamp and fix the end parts of the electric wires, the clamping blocks are of arc structures and are provided with sawtooth-shaped grooves, further, the contact area with the electric wires is increased, the stability is better, the electric conductivity is better, the conducting plate is wavy, the conducting plate can adapt to the change of the distance between the connecting block and the driving block, meanwhile, when the conducting plate is deformed and reset, the driving block is driven to slide away from the direction of the conducting plate, the distance between the connecting block and the driving block is increased, two first rollers on the driving block respectively roll on the two connecting blocks, the two connecting blocks slide back to back, the connecting blocks drive the sliding blocks, the clamping blocks at the end parts of the two sliding blocks slide back to back, the electric wires are convenient to detach, when the pull rod is loosened, the reset spring extends to drive the pull rod to drive the limiting rod to be clamped with the fixing hole, and then the limiting rod is enabled to limit the wiring terminal body and the fixing sleeve.

3. According to the transformer wiring terminal, one end, away from the body structure, of the first limiting structure is provided with the sealing structure used for sealing and marking the electric wire; seal structure is convenient for directly act as the sign indicating number pipe, makes first limit structure drive seal structure simultaneously, makes seal structure better to the tip of body structure and the leakproofness between the electric wire, and the effectual junction deposition that prevents the electric wire, and then has improved the stability of connecting greatly, promptly: first sealing washer, second sealing washer and seal cover integrated into one piece, and it has the electric wire mark sign indicating number to spout the sign indicating number at the lateral wall of seal cover, and then be convenient for seek the electric wire when overhauing and maintaining, the thickness of second sealing washer and first sealing washer is less than the thickness with the seal cover simultaneously, make the slider when contradicting the seal cover, the cavity of the holding tank of the bottom of messenger's seal cover diminishes, atmospheric pressure increases, for progressively balanced pressure, make the tip of the firm conflict electric wire of second sealing washer inflation, and then be convenient for seal the tip of electric wire, the first sealing washer inflation of cross-section for the U-shaped firmly contradicts binding post body, and then make the leakproofness between fixed cover and the binding post body better, the effectual junction deposition that prevents the electric wire, and then the stability of connection has been improved greatly.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic view of an overall structure of a transformer terminal provided in the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of the portion B shown in FIG. 1;

fig. 4 is a schematic view of a connection structure of the terminal body and the mounting structure shown in fig. 3;

FIG. 5 is a schematic view of a connection structure between the body structure and the first position-limiting structure shown in FIG. 1;

FIG. 6 is an enlarged view of the portion C shown in FIG. 5;

FIG. 7 is an enlarged view of the portion D shown in FIG. 5;

FIG. 8 is an enlarged view of section E of FIG. 5;

FIG. 9 is a schematic structural view of the second limiting structure shown in FIG. 3;

fig. 10 is a schematic view of a connection structure of the drawbar and the stopper shown in fig. 9.

In the figure: 1. the structure of the body, 11, the terminal body, 12, the conducting rod, 13, the connecting ring, 2, the first limit structure, 21, the fixed sleeve, 22, the driving block, 23, the conducting strip, 24, the first roller, 25, the connecting block, 26, the clamping block, 27, the slider, 3, the sealing structure, 31, the sealing sleeve, 32, the first sealing ring, 33, the accommodating groove, 34, the second sealing ring, 4, the fixed structure, 41, the bottom plate, 42, the limiting hole, 43, the limiting groove, 5, the second limit structure, 51, the pull rod, 52, the limiting rod, 53, the fixed hole, 54, the return spring, 6, the mounting structure, 61, the driving rod, 62, the fixture block, 63, the guide shaft, 64, the driving disc, 65, the sliding groove, 66, the second roller, 67, the first gear, 68, the second gear.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 10, the transformer terminal disclosed by the invention comprises a body structure 1, a first limiting structure 2, a sealing structure 3, a fixing structure 4, a second limiting structure 5 and a mounting structure 6; the two ends of the body structure 1 for conducting electricity are provided with the first limiting structures 2 for connecting electric wires, and the first limiting structures 2 are clamped with the body structure 1; the body structure 1 is provided with the second limiting structure 5 for limiting the first limiting structure 2, and the second limiting structure 5 is clamped with the first limiting structure 2; one end of the first limiting structure 2, which is far away from the body structure 1, is provided with the sealing structure 3 for sealing and marking the electric wire; be equipped with on body structure 1 and be used for right body structure 1 goes on installing structure 6, installing structure 6 connect in being used for connecting in the transformer fixed knot constructs 4, just body structure 1 with conflict between fixed knot constructs 4.

As a technical optimization scheme of the invention, the body structure 1 comprises a terminal body 11, a conductive rod 12 and a connecting ring 13, the terminal body 11 is clamped with the fixing structure 4, the conductive rod 12 is arranged inside the terminal body 11, the connecting ring 13 is arranged at two ends of the conductive rod 12, and two sides of the connecting ring 13 are in a V-shaped structure.

As a technical optimization scheme of the present invention, the mounting structure 6 includes a driving rod 61, a latch 62, a guiding shaft 63, a transmission disc 64, a sliding slot 65, a second roller 66, a first gear 67 and a second gear 68, the driving rod 61 is rotatably connected to the terminal body 11, the first gear 67 is fixed to the bottom end of the driving rod 61, the first gear 67 is engaged with the second gear 68, the diameter of the first gear 67 is smaller than that of the second gear 68, the second gear 68 is fixed to the guiding shaft 63, the guiding shaft 63 is rotatably connected to the terminal body 11, the transmission disc 64 is arranged at the bottom end of the guiding shaft 63, the plurality of sliding slots 65 are arranged on the transmission disc 64, the distance between the sliding slots 65 and the axis of the guiding shaft 63 changes equidistantly, the second roller 66 in rolling connection is arranged inside the sliding slots 65, the second roller 66 is connected with the fixture block 62 in a rolling manner, the fixture block 62 is connected with the terminal body 11 in a sliding manner, the fixture block 62 is circumferentially arrayed around the transmission disc 64, and the rotation directions of the two opposite fixture blocks 62 are opposite.

As a technical optimization scheme of the present invention, the fixing structure 4 includes a bottom plate 41, a limiting hole 42 and a limiting groove 43, the terminal body 11 is engaged with the limiting groove 43, the bottom plate 41 is provided with a plurality of rectangular limiting grooves 43 through which a plurality of rectangular limiting holes 42 are arranged in a rectangular array, the limiting hole 42 is provided through the bottom plate 41, and the engaging block 62 is engaged with the limiting hole 42; be equipped with on body structure 1 and be used for right body structure 1 installs mounting structure 6, mounting structure 6 connect in being used for connecting in the transformer fixed knot constructs 4, just body structure 1 with conflict between the fixed knot constructs 4, and then be convenient for will through the bolt fixed knot constructs 4 and installs on the transformer mount, then passes through on body structure 1 mounting structure 6 control mounting structure 6 with opening and close between body structure 1, and then make body structure 1 with installation between the fixed knot constructs 4 is dismantled more convenient and fast, and makes body structure 1 with the steadiness of being connected between the fixed knot constructs 1 is better, promptly: firstly, the bottom plate 41 is fixed at a designated position of a transformer fixing frame through bolts, a torsion spring is installed on the driving rod 61, one end of the torsion spring is fixed on the side wall of the connecting terminal body 11, the other end of the torsion spring is fixed on the driving rod 61, when the connecting terminal body 11 needs to be installed, an inner hexagonal wrench is used for being clamped with the end part of the driving rod 61, the driving rod 61 is rotated clockwise, the driving rod 61 rotates to enable the torsion spring to deform to generate a force for resetting the driving rod 61, the driving rod 61 drives the first gear 67 to rotate, the diameter of the first gear 67 is smaller than that of the second gear 68, and further the driving rod 61 is rotated more laborsavingly, the second gear 68 rotates to drive the guide shaft 63 to rotate, the guide shaft 63 drives the transmission disc 64 to rotate, and the transmission disc 64 rotates, the sliding groove 65 on the transmission disc 64 pulls the second roller 66 to roll, so that the second roller 66 drives the fixture block 62 to slide into the terminal body 11, then the terminal body 11 is clamped with the limiting groove 43, then the driving rod 61 is loosened, the torsion spring is deformed and reset to drive the driving rod 61 to rotate counterclockwise, the driving rod 61 drives the first gear 67 to rotate, the second gear 68 rotates to drive the guide shaft 63 to rotate, the guide shaft 63 drives the transmission disc 64 to rotate, the transmission disc 64 rotates, the sliding groove 65 on the transmission disc 64 pushes the second roller 66 to roll, the second roller 66 drives the fixture block 62 to slide out of the terminal body 11, the fixture block 62 is clamped with the bottom plate 41, and the terminal body 11 and the bottom plate 41 are conveniently and rapidly connected, the connection of the terminal body 11 is made more stable.

As a technical optimization scheme of the invention, the first limiting structure 2 comprises a fixing sleeve 21, a driving block 22, a conductive sheet 23, a first roller 24, a connecting block 25, a clamping block 26 and a sliding block 27, the end of the terminal body 11 is abutted against the fixing sleeve 21, the driving block 22 is slidably connected inside the fixing sleeve 21, the driving block 22 is abutted against the connecting ring 13, the conductive sheet 23 is arranged at one end of the driving block 22, which is far away from the connecting ring 13, the conductive sheet 23 is of a wave-shaped structure, one end of the conductive sheet 23, which is far away from the driving block 22, is connected to the connecting block 25, two connecting blocks 25 are arranged, the sliding directions of the two connecting blocks 25 are opposite, the first roller 24 in rolling connection is arranged in a groove on the connecting block 25, and the first roller 24 is rotatably connected with the driving block 22, the sliding blocks 27 are arranged at one ends of the two connecting blocks 25, which are away from the conducting strips 23, the sliding blocks 27 are perpendicular to the sliding direction of the driving block 22, the clamping blocks 26 with arc-shaped end parts and sawtooth-shaped grooves are symmetrically arranged at the opposite ends of the two sliding blocks 27, and the conducting rods 12, the connecting rings 13, the driving block 22, the conducting strips 23, the connecting blocks 25 and the clamping blocks 26 are electrically connected.

As a technical optimization scheme of the present invention, the second limiting structure 5 includes a pull rod 51, a limiting rod 52, a fixing hole 53 and a return spring 54, the pull rod 51 with a U-shaped cross section is slidably connected to the terminal body 11, the return spring 54 is disposed between the pull rod 51 and the terminal body 11, at least two L-shaped limiting rods 52 are disposed on the side wall of the pull rod 51, the end portions of the two ends of the limiting rod 52 are not on the same plane, and the limiting rod 52 is engaged with the fixing hole 53 on the fixing sleeve 21; the two ends of the body structure 1 for conducting electricity are provided with the first limiting structures 2 for connecting electric wires, and the first limiting structures 2 are clamped with the body structure 1; the body structure 1 is provided with the second limiting structure 5 for limiting the first limiting structure 2, and the second limiting structure 5 is clamped with the first limiting structure 2; and then be convenient for with the electric wire with first limit structure 2 connects the back, through first limit structure 2 with block between the body structure 1, then through second limit structure 5 is right first limit structure 2 carries on spacingly, and then makes second limit structure 5 quick with the electric wire and connect between the body structure 1, make the efficiency of second limit structure 2 installation electric wire is higher, and has increased lifting surface area, makes electric connection's effect better, promptly: when an electric wire is installed, the end of the electric wire penetrates through the sealing sleeve 31, then the end of the peeled electric wire extends to a position between the two clamping blocks 26, then the pull rod 51 is pressed, the limiting rod 52 on the pull rod 51 is dislocated with the fixing hole 53, the reset spring 54 is compressed, then the fixing sleeve 21 is pushed, the fixing sleeve 21 is clamped with the wiring terminal body 11, the connecting ring 13 is in abutting deformation with the driving block 22 in the clamping process of the fixing sleeve 21 and the wiring terminal body 11, the side wall of the connecting ring 13 is in a dovetail shape, so that the abutting effect of the connecting ring 13 and the driving block 22 is better, good contact between the connecting ring 13 and the driving block 22 is ensured, and meanwhile, when the fixing sleeve 21 is taken out, the connecting ring 13 is reset to drive the driving block 22 to be separated from the conductive rod 12, when the fixing sleeve 21 abuts against the wiring terminal body 11, the driving block 22 slides inside the fixing sleeve 21 away from the wiring terminal body 11, so that the two first rollers 24 on the driving block 22 respectively roll on the two connecting blocks 25, the two connecting blocks 25 slide relatively, the distance between the connecting blocks 25 and the driving block 22 is reduced, the conductive plate 23 is driven to be compressed, meanwhile, the connecting blocks 25 drive the sliding blocks 27, the clamping blocks 26 at the ends of the two sliding blocks 27 clamp the ends of the fixed wires, the clamping blocks 26 are of arc structures and have saw-toothed grooves, the contact area with the wires is further increased, the stability is better, the conductivity is better, the conductive plate 23 is wavy, and the conductive plate 23 can adapt to the change of the distance between the connecting blocks 25 and the driving block 22, simultaneously be convenient for when conducting strip 23 deformation resets, the drive block 22 deviates from conducting strip 23 direction slides, makes connecting block 25 with distance grow between the drive block 22 makes two on the drive block 22 first gyro wheel 24 rolls respectively two on the connecting block 25, makes two connecting block 25 slides mutually oppositely, connecting block 25 drives slider 27 makes two the tip of slider 27 the clamp splice 26 slides mutually oppositely, the dismantlement of the electric wire of being convenient for, when loosening during pull rod 51, reset spring 54 extends the drive pull rod 51 drive gag lever post 52 with fixed orifices 53 block, and then make gag lever post 52 right binding post body 11 with fixed cover 21 carries on spacingly.

As a technical optimization scheme of the invention, the sealing structure 3 includes a sealing sleeve 31, a first sealing ring 32, a receiving groove 33 and a second sealing ring 34, the sealing sleeve 31 and the fixing sleeve 21 are clamped together, the top end of the sealing sleeve is truncated cone-shaped, the sealing sleeve 31 is hollow, the bottom end of the sealing sleeve 31 is of an inverted T-shaped structure, the slider 27 abuts against the sealing sleeve 31, the first sealing ring 32 is arranged on one side of the sealing sleeve 31 facing the terminal body 11, the second sealing ring 34 is arranged inside the top end of the sealing sleeve 31, the receiving groove 33 is arranged among the second sealing ring 34, the first sealing ring 32 and the sealing sleeve 31, and the thicknesses of the second sealing ring 34 and the first sealing ring 32 are smaller than that of the sealing sleeve 31; one end of the first limiting structure 2, which is far away from the body structure 1, is provided with the sealing structure 3 for sealing and marking the electric wire; seal structure 3 is convenient for directly act as the sign indicating number pipe, makes simultaneously first limit structure 2 drives seal structure 3 makes seal structure 3 is right leakproofness between body structure 1's tip and the electric wire is better, and the effectual junction deposition that prevents the electric wire has then improved the stability of connecting greatly, promptly: the first sealing ring 32, the second sealing ring 34 and the sealing sleeve 31 are integrally formed, and an electric wire code is sprayed on the side wall of the sealing sleeve 31, so that an electric wire can be conveniently found during maintenance, meanwhile, the thickness of the second sealing ring 34 and the first sealing ring 32 is smaller than that of the sealing sleeve 31, so that when the sliding block 27 abuts against the sealing sleeve 31, the cavity of the accommodating groove 33 at the bottom end of the sealing sleeve 31 is reduced, the air pressure is increased, in order to gradually balance the pressure, the second sealing ring 34 is expanded to firmly abut against the end part of the electric wire, so that the end part of the electric wire can be conveniently sealed, the first sealing ring 32 with a U-shaped cross section is expanded to firmly abut against the terminal body 11, so that the sealing performance between the fixing sleeve 31 and the terminal body 11 is better, and the dust accumulation at the connection part of the electric wire can be effectively prevented, thereby greatly improving the stability of connection.

When the connecting terminal body is used, firstly, the bottom plate 41 is fixed at a designated position of a transformer fixing frame through bolts, the torsion spring is arranged on the driving rod 61, one end of the torsion spring is fixed on the side wall of the connecting terminal body 11, the other end of the torsion spring is fixed on the driving rod 61, when the connecting terminal body 11 needs to be arranged, an inner hexagonal wrench is used for being clamped with the end part of the driving rod 61, the driving rod 61 is rotated clockwise, the driving rod 61 rotates to enable the torsion spring to deform to generate a force for resetting the driving rod 61, the driving rod 61 drives the first gear 67 to rotate, the diameter of the first gear 67 is smaller than that of the second gear 68, further, the driving rod 61 is rotated more labor-saving, the second gear 68 rotates to drive the guide shaft 63 to rotate, the guide shaft 63 drives the transmission disc 64 to rotate, the transmission disc 64 rotates, the sliding chute 65 on the transmission disc 64 pulls the second roller 66 to roll, and the clamping block of the second roller 66 drives the clamping block 62 to slide into the inside of the connecting terminal body 11, then, the connecting terminal body 11 is clamped with the limiting groove 43, then the driving rod 61 is loosened, the torsion spring is deformed and reset to drive the driving rod 61 to rotate anticlockwise, the driving rod 61 drives the first gear 67 to rotate, the second gear 68 rotates to drive the guide shaft 63 to rotate, the guide shaft 63 drives the transmission disc 64 to rotate, the transmission disc 64 rotates, the sliding groove 65 on the transmission disc 64 pushes the second roller 66 to roll, the second roller 66 drives the clamping block 62 to slide out of the connecting terminal body 11, the clamping block 62 is clamped with the bottom plate 41, the connecting terminal body 11 and the bottom plate 41 can be conveniently and rapidly connected, and the connecting of the connecting terminal body 11 is more stable; when an electric wire is installed, the end part of the electric wire passes through the sealing sleeve 31, then the end part of the peeled electric wire extends to a position between the two clamping blocks 26, then the pull rod 51 is pressed, the limiting rod 52 on the pull rod 51 is dislocated with the fixing hole 53, the reset spring 54 is compressed, then the fixing sleeve 21 is pushed, the fixing sleeve 21 is clamped with the wiring terminal body 11, the connecting ring 13 is abutted to the driving block 22 and deforms in the clamping process of the fixing sleeve 21 and the wiring terminal body 11, the side wall of the connecting ring 13 is in a dovetail shape, so that the abutting effect of the connecting ring 13 and the driving block 22 is better, good contact between the connecting ring 13 and the driving block 22 is ensured, meanwhile, when the fixing sleeve 21 is taken out, the connecting ring 13 is reset to separate from the driving block 22 and the conductive rod 12, when the fixing sleeve 21 abuts against the wiring terminal body 11, the driving block 22 slides in the fixing sleeve 21 in a direction deviating from the wiring terminal body 11, the two first rollers 24 on the driving block 22 roll on the two connecting blocks 25 respectively, so that the two connecting blocks 25 slide relatively, the distance between the connecting blocks 25 and the driving block 22 is reduced, the driving conducting strip 23 is compressed, meanwhile, the connecting blocks 25 drive the sliding blocks 27, the clamping blocks 26 at the end parts of the two sliding blocks 27 clamp and fix the end parts of the electric wires, the clamping blocks 26 are of arc structures and are provided with sawtooth-shaped grooves, further, the contact area with the electric wires is increased, the stability is better, the electric conductivity is better, the conducting strip 23 is wavy, the conducting strip 23 can adapt to the change of the distance between the connecting blocks 25 and the driving block 22, and meanwhile, when the conducting strip 23 is deformed and reset, the driving block 22 is driven to slide away from the direction of the conducting strip 23, the distance between the connecting blocks 25 and the driving block 22 is increased, so that the two first rollers 24 on the driving block 22 roll on the two connecting blocks 25 respectively, when the pull rod 51 is loosened, the reset spring 54 extends to drive the pull rod 51 to drive the limiting rod 52 to be clamped with the fixing hole 53, so that the limiting rod 52 limits the wiring terminal body 11 and the fixing sleeve 21; first sealing washer 32, second sealing washer 34 and seal cover 31 integrated into one piece, and it has the electric wire mark sign indicating number to spout the sign indicating number at the lateral wall of seal cover 31, and then be convenient for seek the electric wire when overhauing and maintaining, simultaneously the thickness of second sealing washer 34 and first sealing washer 32 is less than and seal cover 31, make slider 27 when contradicting seal cover 31, the cavity of holding tank 33 of the bottom of messenger seal cover 31 diminishes, atmospheric pressure increases, for progressively balanced pressure, make the tip of the firm conflict electric wire of second sealing washer 34 inflation, and then be convenient for seal the tip of electric wire, the cross-section is the firm binding post body 11 of contradicting of first sealing washer 32 inflation of U-shaped, and then the leakproofness that makes between fixed cover 31 and the binding post body 11 is better, the effectual junction deposition that prevents the electric wire, and then the stability of connection has been improved greatly.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a transformer binding post which characterized in that: the device comprises a body structure (1), a first limiting structure (2), a sealing structure (3), a fixing structure (4), a second limiting structure (5) and a mounting structure (6); the two ends of the body structure (1) for conducting electricity are provided with the first limiting structures (2) for connecting electric wires, and the first limiting structures (2) are clamped with the body structure (1); the body structure (1) is provided with the second limiting structure (5) for limiting the first limiting structure (2), and the second limiting structure (5) is clamped with the first limiting structure (2); one end of the first limiting structure (2) departing from the body structure (1) is provided with a sealing structure (3) for sealing and marking the electric wire; be equipped with on body structure (1) be used for right body structure (1) is installed mounting structure (6), mounting structure (6) connect in be used for connecting in the transformer fixed knot constructs (4), just body structure (1) with contradict between fixed knot constructs (4).

2. The transformer terminal according to claim 1, wherein: body structure (1) includes binding post body (11), conducting rod (12) and clamping ring (13), binding post body (11) with block between fixed knot constructs (4), the inside of binding post body (11) is equipped with conducting rod (12), the both ends of conducting rod (12) are equipped with clamping ring (13), the both sides of clamping ring (13) are the V-arrangement structure.

3. A transformer terminal according to claim 2, wherein: the mounting structure (6) comprises a driving rod (61), a clamping block (62), a guide shaft (63), a transmission disc (64), a sliding groove (65), a second roller (66), a first gear (67) and a second gear (68), the driving rod (61) is rotatably connected with the wiring terminal body (11), the bottom end of the driving rod (61) is fixed with the first gear (67), the first gear (67) is meshed with the second gear (68), the diameter of the first gear (67) is smaller than that of the second gear (68), the second gear (68) is fixed on the guide shaft (63), the guide shaft (63) is rotatably connected with the wiring terminal body (11), the transmission disc (64) is arranged at the bottom end of the guide shaft (63), and the transmission disc (64) is provided with a plurality of sliding grooves (65), spout (65) distance the axis distance equidistance of guiding axle (63) changes, the inside of spout (65) is equipped with roll connection second gyro wheel (66), second gyro wheel (66) with roll connection between fixture block (62), fixture block (62) with sliding connection between binding post body (11), fixture block (62) circumference array is located around driving plate (64), two relatively the rotation direction of fixture block (62) is opposite.

4. A transformer terminal according to claim 3, wherein: fixed knot constructs (4) including bottom plate (41), spacing hole (42) and spacing groove (43), binding post body (11) with spacing groove (43) block, run through on bottom plate (41) have a plurality of rectangles spacing groove (43), the lateral wall of spacing groove (43) switches on and has a plurality of rectangle arrays set up spacing hole (42), spacing hole (42) run through in bottom plate (41), fixture block (62) with spacing hole (42) block.

5. A transformer terminal according to claim 2, wherein: first limit structure (2) including fixed cover (21), drive block (22), conducting strip (23), first gyro wheel (24), connecting block (25), clamp splice (26) and slider (27), the tip of binding post body (11) is contradicted has fixed cover (21), the inside sliding connection of fixed cover (21) has drive block (22), drive block (22) with connecting ring (13) are contradicted, drive block (22) deviate from the one end of connecting ring (13) is equipped with conducting strip (23), conducting strip (23) are wave structure, the one end that conducting strip (23) deviate from drive block (22) connect in connecting block (25), connecting block (25) are equipped with two, two the slip direction of connecting block (25) is opposite, be equipped with roll connection in the recess on connecting block (25) first gyro wheel (24), first gyro wheel (24) with rotate between drive block (22) and be connected, two connecting block (25) deviates from the one end of conducting strip (23) is equipped with slider (27), slider (27) with the slip direction of drive block (22) is perpendicular, two the looks remote site symmetry of slider (27) is equipped with two tip for the recess that has the cockscomb structure clamp splice (26), conducting rod (12) connecting ring (13) drive block (22) conducting strip (23) connecting block (25) with electric connection between clamp splice (26).

6. The transformer terminal according to claim 5, wherein: second limit structure (5) include pull rod (51), gag lever post (52), fixed orifices (53) and reset spring (54), and the cross-section is the U-shaped structure pull rod (51) with sliding connection between binding post body (11), pull rod (51) with be equipped with between binding post body (11) reset spring (54), the lateral wall of pull rod (51) is equipped with two at least L shapes gag lever post (52), the tip at the both ends of gag lever post (52) is not in the coplanar, gag lever post (52) with on fixed cover (21) block between fixed orifices (53).

7. The transformer terminal according to claim 5, wherein: the sealing structure (3) comprises a sealing sleeve (31), a first sealing ring (32), a containing groove (33) and a second sealing ring (34), the top end of the sealing sleeve (31) is in a truncated cone shape, the inside of the sealing sleeve is hollow, the sealing sleeve (31) is clamped with the fixing sleeve (21), the bottom end of the sealing sleeve (31) is of an inverted T-shaped structure, the sliding block (27) is abutted against the sealing sleeve (31), one side of the sealing sleeve (31) facing the wiring terminal body (11) is provided with the first sealing ring (32), the second sealing ring (34) is arranged in the top end of the sealing sleeve (31), the accommodating groove (33) is arranged among the second sealing ring (34), the first sealing ring (32) and the sealing sleeve (31), the thickness of the second sealing ring (34) and the first sealing ring (32) is smaller than that of the sealing sleeve (31).