CN113725786A - Auxiliary tool for butt joint of wire connectors and using method thereof - Google Patents

Abstract

The invention discloses an auxiliary tool for butting of wire joints and a using method thereof, and relates to the technical field of electric power construction. The electric wire butt-joint winding device comprises an arc-shaped supporting plate, wherein supports are fixed at two ends of the arc-shaped supporting plate, a lower half fixing ring is fixed at the top of each support, an upper half fixing ring concentric with the lower half fixing ring is rotatably connected to the top of the lower half fixing ring, an external threaded rod is rotatably connected between the two supports through a supporting shaft sleeve fixed on each support, and an electric wire butt-joint winding structure penetrating through the arc-shaped supporting plate and extending to the lower portion of the arc-shaped supporting plate is slidably connected onto the external threaded rod. According to the invention, the insulating tape or the steel wire can be uniformly and automatically wound at the wire connection position, so that the winding efficiency is improved, the density of the insulating tape or the steel wire wound at the wire connection position can be ensured to be consistent by uniformly rotating the external thread rod, the distance and the gap between the layers are close, the problem of overlarge gap or repeated winding cannot occur, the winding efficiency is ensured, the winding quality is improved, and the manual labor intensity is reduced.

Description

Auxiliary tool for butt joint of wire connectors and using method thereof

Technical Field

The invention belongs to the technical field of electric power construction, and particularly relates to an auxiliary tool for butt joint of wire joints and a using method thereof.

Background

The electric wire erected on a telegraph pole or a transmission tower is a main power supply line for daily life electricity, and the electric wire erected on the telegraph pole or the transmission tower is usually or is provided with load-bearing steel wires with the same length, so that the electric wire not only influences the daily life electricity of people when broken, and the broken wire is exposed outside and has certain potential safety hazard, so the wire needs to be repaired in time, the existing butt joint of the broken electric wires is mostly realized through manual operation, the broken electric wires are manually replaced or a section of new electric wire is connected to the broken part for communicating the circuit, no matter the new electric wires are replaced or a section of new lead is connected to the old circuit, after the wiring is finished, insulating glue is wound on the wiring part to place the wiring position to be exposed in the air, or in order to ensure the strength of the electric wire at the connection position, a layer of steel wire needs to be wound after the insulation treatment at the connection position so as to enhance the tensile strength of the electric wire which is reconnected; and current electric wire is often through artifical manual winding insulating tape or steel wire after the operation of working a telephone switchboard in joint department, not only work efficiency is low, and the hole between each sticky tape circle, the interval is difficult for controlling, the easy hole of leaking winding or the winding problem of certain section repetition that appears, winding quality is unqualified, the risk of electric leakage not only appears easily, and the intensity of wire joint department can not be guaranteed, the risk of disconnection once more appears easily, there is great potential safety hazard, consequently, need one kind can guarantee the appurtenance of wire joint department wiring quality, improve the parcel of wiring department after the wiring, the winding, improve the structural strength and the leakproofness of wiring department.

Disclosure of Invention

The invention aims to provide an auxiliary appliance for butting wire joints and a using method thereof, and solves the problems that the wiring quality of the existing wire joints is difficult to control, the wiring efficiency is low, and the wiring quality is poor.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to an auxiliary appliance for butting wire connectors and a using method thereof, and the auxiliary appliance comprises an arc-shaped supporting plate, wherein two ends of the arc-shaped supporting plate are respectively fixed with a bracket, the top of the bracket is fixed with a lower half fixing ring, the top of the lower half fixing ring is rotatably connected with an upper half fixing ring which is concentric with the lower half fixing ring, a fastening screw rod penetrates through the upper half fixing ring, an external screw rod is rotatably connected between the two brackets through a supporting shaft sleeve fixed on the bracket, and the external screw rod is slidably connected with a wire butting and winding structure which penetrates through the arc-shaped supporting plate and extends to the lower part of the arc-shaped supporting plate;

the electric wire butt-joint winding structure comprises an internal thread sliding sleeve in threaded connection with an external thread rod, a fixed rod penetrating through an arc-shaped supporting plate and extending to the bottom of the arc-shaped supporting plate is fixed on the outer circular surface of the internal thread sliding sleeve, a cross-shaped connecting seat is fixed at the bottom end of the fixed rod, an internal cross-shaped clamping sleeve is clamped on the cross-shaped connecting seat, an upper semi-annular plate is fixed on the outer circular surface of the internal cross-shaped clamping sleeve through an upper amplitude rod, and a lower semi-annular plate matched with the upper semi-annular plate is fixed on one end surface of the upper semi-annular plate through a connecting piece; the clamping plate is characterized in that a concentric convex sliding groove with the same cross section is formed in one end face, away from the connecting piece, of the upper semi-annular plate and the lower semi-annular plate, a convex sliding block extending to the outside of the convex sliding groove is connected in the convex sliding groove in a sliding mode, a clamping plate matched with the upper semi-annular plate and the lower semi-annular plate is fixed on one surface of the convex sliding block located outside the convex sliding groove, a guide groove is fixed on one surface of the clamping plate, a sliding plate is connected in the guide groove in a sliding mode, a fastening bolt with the bottom end in contact with the surface of the sliding plate penetrates through the guide groove, a driving motor is fixed at the top of the clamping plate, and a driving gear is fixed at the output shaft end of the driving motor; the bottom end of the sliding plate is fixed with a supporting sleeve, and one end of the supporting sleeve is fixed with an annular baffle matched with the supporting sleeve through a connecting rod.

Furthermore, a guide groove matched with the fixing rod is formed in the arc supporting plate along the axis direction, and reinforcing strips are arranged on the outer arc surface of the arc supporting plate along two side edges of the guide groove.

Further, be fixed with the arc with interior "cross" cutting ferrule complex through lower scroll pole on the lower semi-annular plate inner annular face, all be fixed with on the outer disc of first semi-annular plate, lower semi-annular plate with drive gear complex dogtooth, first semi-annular plate, lower semi-annular plate all are annular equidistance with a terminal surface of connecting piece fixed connection and have seted up the fixed orifices.

Further, the connecting piece includes the fixed cover with interior "cross" cutting ferrule complex, be fixed with the annular mount with the concentric centre of a circle of first semicircular plate, lower semicircular plate through the radiation pole that is annular equidistance fixed on the outer disc of fixed cover, the annular mount seted up with fixed orifices complex through hole, through passing the through hole and with fixed orifices threaded connection's fixing bolt fixed connection between annular mount and first semicircular plate, the lower semicircular plate, the position that just is located an annular mount surface on the outer disc of fixed cover is fixed with the spacing groove with dead lever complex.

Furthermore, a rotary seat rotatably connected with the upper half fixing ring is fixed on one end face of the lower half fixing ring, and a U-shaped clamping groove is formed in the other end face of the lower half fixing ring.

Furthermore, a connecting column rotatably connected with the rotary seat is fixed on the outer circular surface of one end of the upper half fixing ring, and a short threaded column matched with the U-shaped clamping groove and provided with a fastening nut is fixed at the other end of the upper half fixing ring.

Furthermore, a rotating disc is fixed at one end, located outside the support, of the external thread rod, and a handle is fixed on one surface of the rotating disc.

A use method of an auxiliary tool for butting wire joints comprises the following steps:

SS 1: when in use, the bearing steel wire or the intact electric wire passes through the upper half fixing ring and the lower half fixing ring and is reinforced by the fastening screw rod;

SS 2: the supporting sleeve and the annular baffle are opened through the connecting rod, then an insulating film or a steel wire used for wrapping the joint line is wound on the supporting sleeve, and the supporting sleeve and the annular baffle are fastened through the connecting rod;

SS 3: winding the beginning of an insulating film or a required steel wire coil at the wiring position of the electric wire;

SS 4: the position of the sliding plate in the guide groove is adjusted by screwing or unscrewing the fastening bolt, so that the position of the support sleeve is adjusted, and the insulating film or the steel wire coil has a proper distance from a wiring position needing to be wound;

SS 5: manually winding two circles of insulating film or steel wire coil joints to ensure that the winding position for fastening the insulating film or the steel wire coil is firm;

SS 6: starting a driving motor, simultaneously rotating an external thread rod at a constant speed through a turntable, and driving the clamping plate to move through the meshing of the driving gear and the convex teeth by the driving motor so as to drive the convex sliding block positioned in the convex sliding groove to move along the convex sliding groove;

SS 7: the clamping plate moves around a closed circular ring formed by the upper semi-annular plate and the lower semi-annular plate, so that the supporting sleeve fixed on the clamping plate through the guide groove and the sliding plate synchronously operates, and further drives an insulating film or a steel wire coil sleeved on the supporting sleeve to operate, and an insulating adhesive tape or a steel wire is wound at the wire connection position;

SS 8: and finishing the wrapping construction of the wiring position of the wire joint.

The invention has the following beneficial effects:

1. according to the invention, through the combined use of the arc-shaped supporting plate, the external thread rod and the electric wire butt-joint winding structure, the insulating tape or the steel wire does not need to be wound at the electric wire connection position manually, and the winding can be automatically completed by the aid of the auxiliary tool, so that the winding efficiency is improved, the external thread rod can be rotated at a constant speed, the density of the insulating tape or the steel wire wound at the electric wire connection position is ensured to be consistent, the distance and the gap between the layers are close, the problem of overlarge gap or repeated winding cannot occur, the winding efficiency is ensured, the winding quality is improved, and the manual labor intensity is reduced.

2. The auxiliary tool can be hung on the electric wire or the bearing steel wire of the intact line by using the bracket, the lower half fixing ring and the upper half fixing ring which are arranged at the top of the arc-shaped supporting plate, the support is not provided by the tool, and the reconnected electric wire can be kept parallel to the intact line as much as possible.

3. The invention can control the movement of the wire butt-joint winding structure in forward and reverse directions by using the external thread rod, the turntable and the wire butt-joint winding structure in a combined way, can wind the wire part in a reciprocating way without disconnecting an insulating tape or a steel wire, and further improves the working quality and efficiency.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view showing the construction of an auxiliary tool for butt joint of wire-terminals according to the present invention;

FIG. 2 is a schematic diagram of the top left view of the present invention;

FIG. 3 is a schematic diagram of the right lower view of the present invention;

FIG. 4 is a front view of the present invention;

FIG. 5 is a schematic structural diagram of a wire butt-joint winding structure;

FIG. 6 is a schematic view of the backside structure of FIG. 5;

FIG. 7 is a front view of the wire butting and winding arrangement;

FIG. 8 is a schematic structural view of an internal threaded sliding sleeve, a fixing rod, and a cross-shaped connecting seat;

FIG. 9 is a schematic view of the upper plate half;

FIG. 10 is a schematic view of the backside of FIG. 9;

FIG. 11 is a schematic view of the construction of the lower plate half;

FIG. 12 is a schematic view of the backside of FIG. 11;

FIG. 13 is a schematic view of the structure of the connector;

FIG. 14 is a schematic structural view of a slider shaped like a Chinese character 'tu', a clamping plate, a guide groove, a sliding plate, a fastening bolt, a driving motor and a driving gear;

FIG. 15 is a schematic view of the backside of FIG. 14;

FIG. 16 is a front view of FIG. 14;

FIG. 17 is a schematic view of the structure of the slide plate and the support sleeve;

FIG. 18 is a schematic cross-sectional view of FIG. 17;

FIG. 19 is a schematic view of the construction of the annular baffle;

FIG. 20 is a schematic structural view of an arc-shaped support plate and a bracket;

FIG. 21 is a schematic view of the upper retaining ring;

fig. 22 is a schematic sectional view of the wire butt-wound structure.

In the drawings, the components represented by the respective reference numerals are listed below:

1-arc supporting plate, 2-bracket, 3-lower half fixing ring, 4-upper half fixing ring, 5-fastening screw, 6-supporting shaft sleeve, 7-external thread rod, 8-wire butt-joint winding structure, 801-internal thread sliding sleeve, 802-fixing rod, 803- 'cross' connecting seat, 804-internal 'cross' cutting sleeve, 805-upper scroll rod, 806-upper half annular plate, 807-connecting piece, 8071-fixing sleeve, 8072-radiation rod, 8073-annular fixing frame, 8074-through hole, 8075-limit groove, 808-lower half annular plate, 809- 'convex' sliding groove, 810- 'convex' sliding block, 811-clamping plate, 812-guide groove, 813-sliding plate, 814-fastening bolt, 815-driving motor, 816-driving gear, 817-supporting sleeve, 818-connecting rod, 819-annular baffle, 820-lower amplitude rod, 821-arc plate, 822-convex tooth, 823-fixing hole, 9-guide groove and 10-rotary disc.

Detailed Description

The technical solutions in the embodiments of the present invention will be 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 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.

Referring to fig. 1-22, the present invention is an auxiliary tool for electrical wire connector butt joint, including an arc-shaped supporting plate 1, wherein two ends of the arc-shaped supporting plate 1 are both fixed with a bracket 2, a lower half fixing ring 3 is fixed on the top of the bracket 2, an upper half fixing ring 4 concentric with the lower half fixing ring 3 is rotatably connected on the top of the lower half fixing ring 3, a fastening screw 5 penetrates through the upper half fixing ring 4, an external threaded rod 7 is rotatably connected between the two brackets 2 through a supporting shaft sleeve 6 fixed on the bracket 2, and an electrical wire butt joint winding structure 8 penetrating through the arc-shaped supporting plate 1 and extending to the lower part of the arc-shaped supporting plate 1 is slidably connected on the external threaded rod 7;

the electric wire butt-joint winding structure 8 comprises an internal thread sliding sleeve 801 in threaded connection with an external thread rod 7, a fixing rod 802 penetrating through the arc-shaped support plate 1 and extending to the bottom of the arc-shaped support plate 1 is fixed on the outer circular surface of the internal thread sliding sleeve 801, a cross-shaped connecting seat 803 is fixed at the bottom end of the fixing rod 802, an internal cross-shaped clamping sleeve 804 is clamped on the cross-shaped connecting seat 803, an upper semi-annular plate 806 is fixed on the outer circular surface of the internal cross-shaped clamping sleeve 804 through an upper spoke 805, and a lower semi-annular plate 808 matched with the upper semi-annular plate 806 is fixed on one end surface of the upper semi-annular plate 806 through a connecting piece 807;

the end faces, far away from the connecting piece 807, of the upper semi-annular plate 806 and the lower semi-annular plate 808 are provided with concentric convex sliding grooves 809 with the same cross section, the convex sliding grooves 809 are connected with convex sliding blocks 810 extending to the outside of the convex sliding grooves 809 in a sliding manner, one surface, located at the outside of the convex sliding grooves 809, of the convex sliding blocks 810 is fixed with a clamping plate 811 matched with the upper semi-annular plate 806 and the lower semi-annular plate 808, one surface of the clamping plate 811 is fixed with a guide groove 812, the inside of the guide groove 812 is connected with a sliding plate 813 in a sliding manner, a fastening bolt 814 with the bottom end in surface contact with the sliding plate 813 penetrates through the guide groove 812, the top of the clamping plate 811 is fixed with a driving motor 815, and the output shaft end of the driving motor 815 is fixed with a driving gear 816;

a support sleeve 817 is fixed to the bottom end of the slide plate 813, and an annular baffle 819 that cooperates with the support sleeve 817 is fixed to one end of the support sleeve 817 through a connecting rod 818.

Wherein, arc backup pad 1 is gone up to offer along the axis direction with dead lever 802 complex guide way 9, and arc backup pad 1 extrados is gone up to be provided with along guide way 9 both sides limit and strengthens the strip.

An arc plate 821 matched with the inner cross-shaped clamping sleeve 804 is fixed on the inner annular surface of the lower semi-annular plate 808 through a lower scroll bar 820, convex teeth 822 matched with the driving gear 816 are fixed on the outer annular surfaces of the upper semi-annular plate 806 and the lower semi-annular plate 808, and fixing holes 823 are formed in one end surface of the upper semi-annular plate 806, the lower semi-annular plate 808 and one end surface of the connecting piece 807 which are fixedly connected in an annular mode at equal intervals.

The connecting member 807 includes a fixing sleeve 8071 which is matched with the inner cross-shaped sleeve 804, an annular fixing frame 8073 which is concentric with the upper semicircular plate 806 and the lower semicircular plate 808 is fixed on the outer circular surface of the fixing sleeve 8071 through a radiation rod 8072 which is fixed in an annular equal distance, a through hole 8074 which is matched with the fixing hole 823 is formed in the annular fixing frame 8073, the annular fixing frame 8073 is fixedly connected with the upper semicircular plate 806 and the lower semicircular plate 808 through a fixing bolt which penetrates through the through hole 8074 and is in threaded connection with the fixing hole 823, and a limit groove 8075 which is matched with the fixing rod 802 is fixed on the outer circular surface of the fixing sleeve 8071 and is positioned on one surface of the annular fixing frame 8073.

Wherein, a rotary seat which is rotationally connected with the upper half fixing ring 4 is fixed on one end surface of the lower half fixing ring 3, and a U-shaped clamping groove is arranged on the other end surface of the lower half fixing ring 3.

Wherein, the outer circle face of one end of the upper half fixing ring 4 is fixed with a connecting column which is rotationally connected with the rotary seat, and the other end of the upper half fixing ring 4 is fixed with a short screw post which is matched with the U-shaped clamping groove and is provided with a fastening nut.

Wherein, the end of the external screw thread rod 7 positioned outside the bracket 2 is fixed with a turntable 10, and a handle is fixed on one surface of the turntable 10.

A use method of an auxiliary tool for butting wire joints comprises the following steps:

SS 1: when in use, a bearing steel wire or a complete electric wire passes through the upper half fixing ring 4 and the lower half fixing ring 3 and is reinforced by a fastening screw rod 5;

SS 2: the support sleeve 817 is opened with the annular skirt 819 by the connection rod 818, and then an insulating film or a wire coil for wrapping the junction is wound around the support sleeve 817, and the support sleeve 817 is fastened with the annular skirt 819 using the connection rod 818;

SS 3: winding the beginning of an insulating film or a required steel wire coil at the wiring position of the electric wire;

SS 4: the position of the sliding plate 813 in the guide groove 812 is adjusted by screwing or unscrewing the fastening bolt 814, so that the position of the support sleeve 817 is adjusted, and the insulating film or the steel wire coil has a proper distance from the connection wire to be wound;

SS 5: manually winding two circles of insulating film or steel wire coil joints to ensure that the winding position for fastening the insulating film or the steel wire coil is firm;

SS 6: starting a driving motor 815, simultaneously rotating the external threaded rod 7 at a constant speed through the turntable 10, and driving the driving motor 815 to drive a clamping plate 811 to move through the meshing of the driving gear 816 and the convex teeth 822, so as to drive a convex slider 810 positioned inside the convex sliding groove 809 to move along the convex sliding groove 809;

SS 7: the clamping plate 811 moves around a closed circular ring formed by the upper semi-annular plate 806 and the lower semi-annular plate 808, so that the supporting sleeves 817 fixed on the clamping plate 811 through the guide grooves 812 and the sliding plate 813 run synchronously, and further, the insulating film or the steel wire coil sleeved on the supporting sleeves 817 runs, and the insulating tape or the steel wire is wound at the wire connection position;

SS 8: and finishing the wrapping construction of the wiring position of the wire joint.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (8)

1. The utility model provides an electric wire splice butt joint appurtenance, includes arc backup pad (1), arc backup pad (1) both ends all are fixed with support (2), support (2) top is fixed with half fixed ring (3) down, half fixed ring (3) top is rotated and is connected with the first fixed ring (4) with the centre of a circle with half fixed ring (3) down, it has fastening screw (5), its characterized in that to run through on first fixed ring (4):

an external thread rod (7) is rotatably connected between the two brackets (2) through a supporting shaft sleeve (6) fixed on the brackets (2), and an electric wire butt-joint winding structure (8) which penetrates through the arc-shaped supporting plate (1) and extends to the lower part of the arc-shaped supporting plate (1) is slidably connected onto the external thread rod (7);

the wire butt-joint winding structure (8) comprises an internal thread sliding sleeve (801) in threaded connection with an external thread rod (7), a fixing rod (802) penetrating through the arc-shaped supporting plate (1) and extending to the bottom of the arc-shaped supporting plate (1) is fixed on the outer circular surface of the internal thread sliding sleeve (801), a cross-shaped connecting seat (803) is fixed at the bottom end of the fixing rod (802), an inner cross-shaped clamping sleeve (804) is clamped on the cross-shaped connecting seat (803), an upper semi-annular plate (806) is fixed on the outer circular surface of the inner cross-shaped clamping sleeve (804) through an upper spoke (805), and a lower semi-annular plate (808) matched with the upper semi-annular plate (806) is fixed on one end surface of the upper semi-annular plate (806) through a connecting piece (807);

one end faces of the upper semi-annular plate (806) and the lower semi-annular plate (808) far away from the connecting piece (807) are provided with concentric convex sliding grooves (809) with the same cross section, a convex sliding block (810) extending to the outside of the convex sliding groove (809) is connected in the convex sliding groove (809) in a sliding way, a clamping plate (811) matched with the upper semi-annular plate (806) and the lower semi-annular plate (808) is fixed on one surface of the convex sliding block (810) positioned outside the convex sliding groove (809), a guide groove (812) is fixed on one surface of the clamping plate (811), a sliding plate (813) is connected inside the guide groove (812) in a sliding manner, a fastening bolt (814) with the bottom end contacting with the surface of the sliding plate (813) penetrates through the guide groove (812), a driving motor (815) is fixed to the top of the clamping plate (811), and a driving gear (816) is fixed to an output shaft end of the driving motor (815);

a support sleeve (817) is fixed at the bottom end of the sliding plate (813), and an annular baffle (819) matched with the support sleeve (817) is fixed at one end of the support sleeve (817) through a connecting rod (818).

2. The auxiliary tool for butting of wire joints as claimed in claim 1, wherein the arc-shaped supporting plate (1) is provided with a guide groove (9) matched with the fixing rod (802) along the axial direction, and the outer arc surface of the arc-shaped supporting plate (1) is provided with reinforcing strips along two side edges of the guide groove (9).

3. The wire joint butting auxiliary tool according to claim 1, wherein an arc-shaped plate (821) matched with an inner cross-shaped clamping sleeve (804) is fixed on an inner annular surface of the lower semi-annular plate (808) through a lower amplitude rod (820), convex teeth (822) matched with the driving gear (816) are fixed on outer circular surfaces of the upper semi-annular plate (806) and the lower semi-annular plate (808), and fixing holes (823) are formed in one end surface of the upper semi-annular plate (806) and the lower semi-annular plate (808) fixedly connected with the connecting piece (807) in an annular shape at equal intervals.

4. An electric wire terminal fitting mating assist tool according to claim 3, the connecting piece (807) comprises a fixed sleeve (8071) matched with the inner crossed clamping sleeve (804), an annular fixing frame (8073) concentric with the upper semi-annular plate (806) and the lower semi-annular plate (808) is fixed on the outer circular surface of the fixing sleeve (8071) through annular equidistant fixed radiation rods (8072), the annular fixing frame (8073) is provided with a through hole (8074) matched with the fixing hole (823), the annular fixing frame (8073) is fixedly connected with the upper semi-annular plate (806) and the lower semi-annular plate (808) through fixing bolts which penetrate through the through holes (8074) and are in threaded connection with the fixing holes (823), and a limiting groove (8075) matched with the fixed rod (802) is fixed on the outer circular surface of the fixed sleeve (8071) and positioned on one surface of the annular fixed frame (8073).

5. The auxiliary tool for butting of wire joints as claimed in claim 1, wherein a rotary seat rotatably connected with the upper half fixing ring (4) is fixed on one end face of the lower half fixing ring (3), and a U-shaped clamping groove is formed on the other end face of the lower half fixing ring (3).

6. The auxiliary tool for butting of wire joints as claimed in claim 5, wherein the outer circumferential surface of one end of the upper half fixing ring (4) is fixed with a connecting column which is rotatably connected with the rotary seat, and the other end of the upper half fixing ring (4) is fixed with a threaded stud which is matched with the U-shaped clamping groove and is provided with a fastening nut.

7. The auxiliary tool for butting of wire connectors according to claim 1, wherein a rotary plate (10) is fixed at one end of the external threaded rod (7) positioned outside the bracket (2), and a handle is fixed on one surface of the rotary plate (10).

8. The use method of an electric wire terminal butting auxiliary tool according to claims 1 to 7, characterized by comprising the steps of:

SS 1: when in use, a bearing steel wire or a complete electric wire passes through the upper half fixing ring (4) and the lower half fixing ring (3) and is reinforced by a fastening screw rod (5);

SS 2: the supporting sleeve (817) is opened with the annular baffle (819) through the connecting rod (818), then an insulating film or a steel wire coil for wrapping the butt joint is sleeved on the supporting sleeve (817), and the supporting sleeve (817) is fastened with the annular baffle (819) by using the connecting rod (818);

SS 3: winding the beginning of an insulating film or a required steel wire coil at the wiring position of the electric wire;

SS 4: the position of the sliding plate (813) in the guide groove (812) is adjusted by screwing or unscrewing the fastening bolt (814), so that the position of the supporting sleeve (817) is adjusted, and the insulating film or the steel wire coil has a proper distance from the wiring to be wound;

SS 5: manually winding two circles of insulating film or steel wire coil joints to ensure that the winding position for fastening the insulating film or the steel wire coil is firm;

SS 6: starting a driving motor (815), rotating an external threaded rod (7) at a constant speed through a turntable (10), and driving the driving motor (815) to drive a clamping plate (811) to move through the meshing of a driving gear (816) and a convex tooth (822) so as to drive a convex sliding block (810) positioned inside a convex sliding groove (809) to move along the convex sliding groove (809);

SS 7: the clamping plate (811) moves around a closed circular ring formed by the upper semi-circular plate (806) and the lower semi-circular plate (808), so that a support sleeve (817) fixed on the clamping plate (811) through the guide groove (812) and the sliding plate (813) synchronously operates, and further drives an insulating film or a steel wire coil sleeved on the support sleeve (817) to operate, and insulating tape or steel wire is wound at the wire connection position;

SS 8: and finishing the wrapping construction of the wiring position of the wire joint.

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