CN209963322U - Plug type power supply connecting wire - Google Patents
Plug type power supply connecting wire Download PDFInfo
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- CN209963322U CN209963322U CN201921214592.1U CN201921214592U CN209963322U CN 209963322 U CN209963322 U CN 209963322U CN 201921214592 U CN201921214592 U CN 201921214592U CN 209963322 U CN209963322 U CN 209963322U
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Abstract
The utility model discloses a plug type power supply connecting wire, which comprises a plurality of electric wires, metal hoses, connecting wire plugs, pipe joints, combined joints or tubular joints, wherein the insulating covers are coated on the electric wires, at least one end of the electric wires of the plug type power supply connecting wire is connected with the connecting wire plugs, the electric wires are arranged in the metal hoses in a penetrating way, at least two electric wires are respectively welded with metal connecting sheets, one electric wire is riveted with a grounding terminal, one end of each metal hose is connected with the connecting wire plug through the pipe joint, the other end of each metal hose is connected with a junction box for penetrating the electric wires through the combined joints, or is connected with other electric wire; the connecting wire plug comprises a plug upper cover, a plug lower cover, a metal connecting sheet and a grounding claw, wherein the plug lower cover is provided with a plurality of connecting sheet jacks, a screw riveting column hole, a clamping hook, a safety pin and a positioning pin. This novel plug formula power connecting wire with insert row formula bus duct and connect when inserting closely firmly, effectively prevent the pine and take off, safe and reliable can reuse, long service life.
Description
Technical Field
The utility model relates to a power technical field, more specifically the utility model relates to a plug-type power connecting wire that says so.
Background
With the continuous progress of society, the electric safety of buildings, especially high-rise buildings, is extremely important. The power supply mode of the combined modular indoor power supply is safe, reliable and simple to install, and can effectively solve the problem.
With the continuous maturity of manufacturing process, various types of bus ducts and power supply connecting wires for supplying power by modular power supplies appear on the market. The existing power connecting wire is composed of an electric wire, a plug and a connector arranged in a socket shell, when the power connecting wire is used, because the shape of the socket connector is matched with the shape of the connecting wire plug, the socket connector can be worn after multiple uses, gaps appear at the socket connector and a plug interface, and then the connecting wire and a connected object are not connected stably and loose, and poor contact or safety accidents are easy to occur.
Therefore, how to provide a safe and reliable power connection line for plugging with a strip bus slot is a problem that needs to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a plug-in type power connecting wire, novel structure, safe and reliable can be with the power topology of row's of inserting power bus duct to each equipment application or near.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a plug-type power connection cord comprising: the connecting wire plug comprises a connecting wire plug, a plurality of electric wires coated with insulating skins, metal hoses, pipe joints and combined joints or tubular joints, wherein at least one end of a plug type power supply connecting wire is connected with the connecting wire plug, the electric wires penetrate through the metal hoses, at least two electric wires are respectively welded with a metal connecting sheet, one electric wire is riveted with a grounding terminal, and the metal hoses are connected with the connecting wire plug through the connecting sheets and the wiring terminals;
the connecting wire plug comprises a plug upper cover, a plug lower cover, a metal connecting sheet and a grounding claw, wherein the plug upper cover is buckled with the plug lower cover, and the grounding claw is fixed at the bottom of the plug lower cover;
the plug lower cover is provided with a plurality of connecting sheet jacks, rivet stud holes, clamping hooks, safety pins and positioning pins, wherein the tail ends of the safety pins are of wedge-shaped structures, the safety pins are arranged on the outer surface of the plug lower cover and positioned between the two connecting sheet jacks, and the inclination of the safety pins corresponds to that of a wedge-shaped structure of a safety pin guide block arranged on a protective baffle plate in the row-inserting power bus duct protective socket and is in a transition state; the connecting sheet jacks correspond to the connecting sheets one to one, and the grounding terminal is fixed with the grounding claw through the screw riveting column hole.
Furthermore, the grounding claw is provided with a screw riveting column which penetrates into the screw riveting column hole and fixes the grounding terminal through a screw.
Furthermore, the outer surface of the lower cover of the plug is provided with a positioning pin, and the positioning pin is arranged on the upper part of the connecting sheet jack and used for distinguishing power connecting wires of different specifications so as to avoid misoperation.
Furthermore, fixing columns are symmetrically arranged on two sides of the bottom of the inner side of the plug upper cover; the plug lower cover bottom bilateral symmetry is provided with the fixed orifices, the fixed orifices with the fixed column one-to-one.
Further, screw holes are symmetrically formed in two sides of the grounding claw, the screw holes correspond to the fixing holes one to one, and the screw holes, the fixing holes and the fixing columns are fixedly connected through tapping screws.
Furthermore, locking hooks are symmetrically arranged on two sides of the lower portion of the grounding claw and used for fixedly connecting a connecting wire plug with a socket or an end protection socket and a socket type power bus duct or a flexible power connector.
Further, the top of the upper plug cover is provided with a clamping hole, the lower plug cover is provided with a clamping hook, and the clamping hook is clamped in the clamping hole when the upper plug cover and the lower plug cover are buckled.
And one end of the metal hose is connected and fixed with the connecting line plug through the pipe joint.
And the connecting wire plug is arranged at one end of the metal hose, and the combined joint or the tubular joint is arranged at the other end of the metal hose.
According to the technical scheme, compare with prior art, the utility model provides a plug type power connecting wire, through the ground connection claw, can closely combine the connecting wire plug and the joint is fixed on formula of inserting row power bus duct, solved and inserted row formula power bus duct and connecting wire plug after plug many times, the problem in clearance easily appears in grafting position department, reached the purpose of safe power consumption, and then guaranteed plug type power connecting wire's life.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic diagram of an overall structure of a plug-type power connection line provided by the present invention.
Fig. 2 is a schematic diagram of an internal structure of a plug-type power connection line provided by the present invention.
Fig. 3 is a schematic structural diagram of an upper cover of a plug according to the present invention; wherein, fig. 3a is a structure diagram of the upper cover of the plug, and fig. 3b is a structure diagram of the inner part of the upper cover of the plug.
Fig. 4 is a schematic structural diagram of a plug lower cover provided by the present invention; wherein, fig. 4a is a structure diagram of the lower cover of the plug, and fig. 4b is a structure diagram of the inner part of the lower cover of the plug.
Fig. 5 is a schematic structural view of the grounding claw provided by the present invention.
Fig. 6 is a schematic structural diagram of a plug-type power connection line according to embodiment 1 of the present invention.
Fig. 7 is a schematic structural diagram of a plug-type power connection line according to embodiment 2 of the present invention.
Figure 8 is a structure diagram of the connecting sheet of the present invention.
Fig. 9 is a structural diagram of the tubular joint of the present invention.
In the figure, the names of the components are:
1. the electric wire, 11, the metal connecting sheet, 12, the ground terminal, 2, the metal hose, 3, the connecting wire plug, 31, the plug upper cover, 311, the fixed column, 312, the joint hole, 32, the plug lower cover, 321, the connecting sheet jack, 322, the riveting column hole, 323, the safety pin, 324, the locating pin, 325, the fixed hole, 326, the joint hook, 33, the ground claw, 331, the riveting column, 332, the screw hole, 333, the locking hook, 4, the pipe joint, 5, the combination joint, 6, the tubular joint.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment of the utility model discloses plug-type power connecting wire refers to figures 1-7, include: several electric wires 1 coated with insulating skin, metal hose 2, connecting wire plug 3, pipe joint 4 and combination joint 5, wherein, plug-type power connecting wire one end is provided with connecting wire plug 3, the other end can set up combination joint 5 or tubulose joint 6, 5 one end screw thread position of combination joint penetrate the distribution box wall through-hole, the other end is twisted fixedly with the nut, accomplish the connection with the distribution box, 6 one end screw thread position of tubulose joint are twisted soon into metal hose one end, the other end is outside with the other electric wire pipes that the suit penetrated the electric wire, accomplish the sealing connection with other electric wire pipes. The electric wires 1 penetrate through the metal hose 2, at least two electric wires 1 are respectively welded with metal connecting sheets 11, one electric wire 1 is riveted with a grounding terminal 12, and the metal hose 2 is connected and fixed with a connecting wire plug 3 through a pipe joint 4;
two ends of the double-plug type power supply connecting line are both provided with connecting line plugs 3;
the connecting wire plug 3 comprises a plug upper cover 31, a plug lower cover 32, a metal connecting sheet 11 and a grounding claw 33;
the plug lower cover 32 is provided with a plurality of connecting sheet jacks 321, rivet stud holes 322, positioning pins 324, safety pins 323 and clamping hooks 326, wherein the safety pins 323 are arranged on the outer surface of the plug lower cover 32 and located between any two connecting sheet jacks 321, the number of the connecting sheet jacks 321 is equal to that of the metal connecting sheets 11, the metal connecting sheets 11 of the welding wire 1 are inserted into the connecting sheet jacks 321 in a one-to-one correspondence manner, and the structure of the metal connecting sheets 11 has convex edges, and referring to fig. 8, the convex edges can firmly clamp the metal connecting sheets 11 in the connecting sheet jacks 321; the tail end of the safety pin 323 is of a tapered wedge structure, is arranged on the outer surface of the plug lower cover 32 and is positioned between the two connecting sheet jacks 321, and the slope of the safety pin 323 corresponds to the slope of the tapered wedge structure of a safety pin guide block arranged on a protective baffle plate in the row-plugging power bus duct protective socket and is in a transition state; the grounding claw 33 is provided with a screw riveting column 331, the screw riveting column 331 is inserted into the screw riveting column hole 322, and the grounding terminal 12 of the riveting electric wire 1 is fixed on the screw riveting column 331 through a screw;
the plug upper cover 31 is provided with a clamping hole 312, the clamping hole 312 is positioned at the top of the inner side of the plug upper cover 31, and when the plug upper cover 31 is buckled with the plug lower cover 32, the clamping hook 326 is clamped in the clamping hole 312; fixing columns 311 are symmetrically arranged on two sides of the inner surface of the bottom of the plug upper cover 31; fixing holes 325 are symmetrically formed in two sides of the bottom of the plug lower cover 32, and the fixing holes 325 correspond to the fixing columns 311 one by one;
the grounding claw 33 is positioned at the bottom of the plug lower cover 32, screw holes 332 are symmetrically arranged on two sides of the grounding claw 33, the screw holes 332 are in one-to-one correspondence with the fixing holes 325, and the screw holes 332, the fixing holes 325 and the fixing columns 311 are fixed through tapping screws, so that the grounding claw 33, the plug lower cover 32 and the plug upper cover 31 are firmly fixed. The two sides of the lower part of the grounding claw 33 are symmetrically provided with locking hooks 333 which are used for fixedly connecting with the socket type power bus duct 5 or the flexible power connector 6 after a connecting wire plug is plugged into a protective socket or an end protective socket.
It should be noted that, the utility model discloses electric wire 1 can set up to many, has an electric wire riveting ground terminal 12, all the other equal welding metal connection pieces 11, and metal connection pieces 11 is the same with the quantity of connection piece jack 321, and when electric wire 1 set up to many promptly, the quantity of connection piece jack 321 corresponds respectively equally, and 1 line footpath of electric wire can set up to different diameters according to actual need, and 1 length of electric wire also can customize according to actual need.
Moreover, the plug-type power connecting line disclosed by the utility model needs to be matched with the socket-type power bus duct for use, and can be connected between two power bus ducts when connecting line plugs are connected at both ends of the plug-type power connecting line; when one end of the plug type power supply connecting line is a connecting line plug, and the other end of the plug type power supply connecting line is connected with the combined joint, one end connected with the combined joint can be connected with a distribution box or other equipment application ends, a power supply of the power strip type power supply bus duct is topologically arranged at or near each equipment application end, wherein the metal hose and the combined joint enable no power line to be exposed outside, and the effects of safety and reliability are achieved.
Firstly, the utility model discloses because be provided with ground connection claw 33, and ground connection claw 33 adopts the galvanized steel sheet preparation, ground connection claw 33 can be with connecting wire plug 3 joint and fix on power bus duct 5 or flexible power connector 6, make its contact good, can not appear wearing and tearing because of inserting the position of connecing after inserting and pulling out many times for power bus duct and connecting wire plug 3's grafting position department appears the clearance, has guaranteed safe in utilization, has improved plug type power connecting wire's life.
Secondly, because the utility model discloses the safety pin 323 that the bottom that sets up is the slide wedge structure can stir the guard flap in the power bus duct socket to only after having stirred guard flap, metal connecting piece 11 just can insert in the slot of U-shaped copper bar in the power bus duct, and then guaranteed safe in utilization.
In order to further optimize the technical scheme, the outer surface of the plug lower cover 32 is provided with a positioning pin 324, the positioning pin 324 is arranged at the upper part of the connecting sheet jack 322, the positioning pins 324 of the socket lower covers of different models are positioned at different positions of the plug lower cover 32, the positioning pins 324 are matched with positioning pin holes in power supply bus duct sockets of the same model, otherwise, the plug cannot be inserted, misoperation between power supply connecting wires of different models and the power supply bus duct is prevented, and the use safety is further ensured.
Note that the "upper" direction referred to is a direction away from the metal hose 2.
The locating pin 324 can distinguish the type of the plug-type power connecting wire and the plug-in row-type power bus duct, and only when the type of the plug-type power connecting wire is the same as that of the plug-in row-type power bus duct, the plug of the plug-type power connecting wire can be inserted into the plug-in row-type power bus duct. For example the utility model discloses be connected with the plug type power connecting line socket of three electric wires and cover the centre down and be provided with locating pin 324, the plug type power connecting line socket that is connected with four electric wires covers the right side down and sets up locating pin 324, correspondingly, be provided with corresponding location pinhole on the row's of inserting formula power bus duct socket, therefore, the plug type power connecting line that is connected with three electric wires can only insert in the row's of inserting formula power bus duct of middle location pinhole, the plug type power connecting line that is connected with four electric wires also can only insert in the row's of inserting formula power bus duct of corresponding position location pinhole.
The utility model discloses plug-type power connecting wire's assembly method does:
step 1: cutting a plurality of electric wires 1 coated with insulating skins into required lengths;
step 2: respectively welding metal connecting sheets 11 on at least two wires 1 cut in the step 1, and riveting a grounding terminal 12 on one wire 1;
and step 3: screwing one end of the metal hose 2 to assemble the pipe joint 4, and screwing the other end of the metal hose to assemble the combined joint 5 or the tubular joint 6;
and 4, step 4: the electric wire 1 welded in the step 2 is penetrated into the metal hose 2 assembled in the step 3;
and 5: inserting the metal connecting piece 11 of the welded electric wire 1 into the connecting piece insertion hole 321, clamping the metal connecting piece on the plug lower cover 32, and fixing the grounding terminal 12 of the riveted electric wire 1 in the screw riveting column hole 322 by using a screw;
step 6: the metal hose 2 screwed with the pipe joint 4 is arranged between the semicircular holes of the plug upper cover 31 and the plug lower cover 32, the plug upper cover 31 is buckled on the plug lower cover 32, the clamping hook 326 is clamped in the clamping hole 312, and the screw hole 332, the fixing hole 325 and the fixing column 311 are fixedly connected by using a self-tapping screw, so that the integral fixation of the plug upper cover 31, the plug lower cover 32, the metal hose 2 and the grounding claw 33 is completed.
And connecting wire plugs 3 are assembled at two ends of the double-plug power supply connecting wire.
The utility model provides a plug-type power connecting wire equipment mode is simple, and dismantles the convenience when the circuit goes wrong.
Example 1: referring to the attached figure 6, the plug type power supply connecting line comprises three electric wires 1 coated with insulating coatings, a metal hose 2, a connecting line plug 3, a pipe joint 4 and a combined joint 5, wherein one end of the plug type power supply connecting line is connected with the connecting line plug 3, the pipe joint 4 and the combined joint 5 are respectively assembled at two ends of the metal hose 2, metal connecting sheets 11 are welded on the two electric wires 1, the metal connecting sheets 11 are only welded at one end of each electric wire 1, one electric wire 1 is riveted with a grounding terminal 12, the grounding terminal 12 is riveted at one end of the electric wire 1, and the three electric wires 1 penetrate through the metal hose 2;
the connecting wire plug 3 comprises a plug upper cover 31, a plug lower cover 32, a metal connecting sheet 11 and a grounding claw 33;
the plug lower cover 32 is provided with two connecting sheet jacks 321, a stud hole 322, a safety pin 323, a positioning pin 324 and a clamping hook 326, wherein the two metal connecting sheets 11 are inserted into the two connecting sheet jacks 321 in a one-to-one correspondence manner; the grounding claw 33 is provided with a screw riveting column 331, the screw riveting column 331 is inserted into the screw riveting column hole 322, and the grounding terminal 12 is fixed on the screw riveting column 331 through a screw; the safety pin 323 and the positioning pin 324 are both arranged on the outer surface of the plug lower cover 32, wherein the safety pin 323 is positioned between the two connecting piece insertion holes 321, and the positioning pin 324 is arranged at the upper part of the connecting piece insertion holes 321 and is positioned in the middle of the plug lower cover 32;
fixing columns 311 are symmetrically arranged on two sides of the bottom of the plug upper cover 31, the fixing columns 311 are arranged on the inner surface of the plug upper cover 31, fixing holes 325 are symmetrically arranged on two sides of the bottom of the plug lower cover 32, and the fixing holes 325 correspond to the fixing columns 311 one by one; the top of the plug upper cover 31 is provided with a clamping hole 312, and after the plug upper cover 31 and the plug lower cover 32 are buckled, a clamping hook 326 is clamped in the clamping hole 312;
screw holes 332 are symmetrically arranged on two sides of the grounding claw 33, the screw holes 332 correspond to the fixing holes 325 one by one, and the screw holes 332, the fixing holes 325 and the fixing columns 311 are fixedly connected through tapping screws. The assembly of a two-wire plug-type power connection including a ground wire is completed.
Example 2: referring to the attached figure 7, the plug type power supply connecting line comprises four electric wires 1 coated with insulating skins, metal hoses 2, connecting wire plugs 3 and pipe joints 4, wherein the connecting wire plugs 3 are symmetrically arranged at two ends of the plug type power supply connecting line, the two connecting wire plugs 3 are identical in structure, the pipe joints 4 are assembled at two ends of each metal hose 2, metal connecting sheets 11 are welded at two ends of each three electric wires 1, grounding terminals 12 are riveted at two ends of each electric wire 1, and the four electric wires 1 penetrate through the metal hoses 2;
each connecting line plug 3 comprises a plug upper cover 31, a plug lower cover 32, a metal connecting sheet 11 and a grounding claw 33;
the plug lower cover 32 is provided with three connecting sheet jacks 321, rivet stud holes 322, clamping hooks 326, positioning pins 324 and safety pins 323, wherein the metal connecting sheets 11 at two ends of the electric wire 1 are correspondingly inserted into the connecting sheet jacks 321 one by one; each grounding claw 33 is provided with a screw riveting column 331, the screw riveting column 331 is inserted into the screw riveting column hole 322, and the grounding terminals 12 at two ends of the electric wire 1 are fixed on the screw riveting columns 331 through screws in a one-to-one correspondence manner; the safety pin 323 and the positioning pin 324 are both arranged on the outer surface of the plug lower cover 32, wherein the safety pin 323 is positioned between the two connecting piece insertion holes 321, and the positioning pin 324 is arranged at the upper part of the connecting piece insertion holes 321 and is positioned in the middle of the plug lower cover 32;
fixing columns 311 are symmetrically arranged on two sides of the bottom of the plug upper cover 31, the fixing columns 311 are arranged on the inner surface of the plug upper cover 31, fixing holes 325 are symmetrically arranged on two sides of the bottom of the plug lower cover 32, and the fixing holes 325 correspond to the fixing columns 311 one by one; the top of the plug upper cover 31 is provided with a clamping hole 312, and after the plug upper cover 31 and the plug lower cover 32 are buckled, a clamping hook 326 is clamped in the clamping hole 312;
screw holes 332 are symmetrically arranged on two sides of the grounding claw 33, the screw holes 332 correspond to the fixing holes 325 one by one, and the screw holes 332, the fixing holes 325 and the fixing columns 311 are fixedly connected through tapping screws. At this time, the assembly of a three-phase double-plug power connection wire containing a grounding wire is completed.
Embodiment 3a plug type power supply connecting line comprises three electric wires 1 coated with insulating coatings, metal hoses 2, connecting line plugs 3 and pipe joints 4, wherein the connecting line plugs 3 are symmetrically arranged at two ends of the plug type power supply connecting line, the two connecting line plugs 3 are identical in structure, the pipe joints 4 are assembled at two ends of each metal hose 2, metal connecting sheets 11 are welded at two ends of each electric wire 1, grounding terminals 12 are riveted at two ends of each electric wire 1, and the three electric wires 1 penetrate through the metal hoses 2;
each connecting line plug 3 comprises a plug upper cover 31, a plug lower cover 32, a metal connecting sheet 11 and a grounding claw 33;
the plug lower cover 32 is provided with two connecting sheet jacks 321, a stud hole 322, a safety pin 323, a positioning pin 324 and a clamping hook 326, wherein the metal connecting sheets 11 at two ends of the electric wire 1 are correspondingly inserted into the connecting sheet jacks 321 one by one; each grounding claw 33 is provided with a screw riveting column 331, the screw riveting column 331 is inserted into the screw riveting column hole 322, and the grounding terminals 12 at two ends of the electric wire 1 are fixed on the screw riveting column 331 through screws; the safety pin 323 and the positioning pin 324 are both arranged on the outer surface of the plug lower cover 32, wherein the safety pin 323 is positioned between the two connecting piece insertion holes 321, and the positioning pin 324 is arranged above the connecting piece insertion holes 321 and in the middle of the plug lower cover 32;
fixing columns 311 are symmetrically arranged on two sides of the bottom of the plug upper cover 31, the fixing columns 311 are arranged on the inner surface of the plug upper cover 31, fixing holes 325 are symmetrically arranged on two sides of the bottom of the plug lower cover 32, and the fixing holes 325 correspond to the fixing columns 311 one by one; the top of the plug upper cover 31 is provided with a clamping hole 312, and after the plug upper cover 31 and the plug lower cover 32 are buckled, a clamping hook 326 is clamped in the clamping hole 312;
screw holes 332 are symmetrically arranged on two sides of the grounding claw 33, the screw holes 332 correspond to the fixing holes 325 one by one, and the screw holes 332, the fixing holes 325 and the fixing columns 311 are fixedly connected through tapping screws. At this time, the assembly of a two-phase double-plug power connection wire containing a grounding wire is completed.
Example 4: a plug type power supply connecting line comprises four electric wires 1 coated with insulating covers, metal hoses 2, connecting line plugs 3, pipe joints 4 and combined joints 5, wherein one end of the plug type power supply connecting line is connected with the connecting line plugs 3, the pipe joints 4 and the combined joints 5 are respectively assembled at two ends of each metal hose 2, metal connecting sheets 11 are welded on the three electric wires 1, the metal connecting sheets 11 are only welded at one end of each electric wire 1, one electric wire 1 is riveted with a grounding terminal 12, the grounding terminal 12 is riveted at one end of each electric wire 1, and the four electric wires 1 penetrate through the metal hoses 2;
the connecting wire plug 3 comprises a plug upper cover 31, a plug lower cover 32, a metal connecting sheet 11 and a grounding claw 33;
the plug lower cover 32 is provided with three connecting sheet jacks 321, a stud hole 322, a safety pin 323, a positioning pin 324 and a clamping hook 326, wherein the metal connecting sheets 11 are inserted into the connecting sheet jacks 321 in a one-to-one correspondence manner; the grounding claw 33 is provided with a screw riveting column 331, the screw riveting column 331 is inserted into the screw riveting column hole 322, and the grounding terminal 12 is fixed on the screw riveting column 331 through a screw; the safety pin 323 and the positioning pin 324 are both arranged on the outer surface of the plug lower cover 32, wherein the safety pin 323 is positioned between the two connecting piece insertion holes 321, and the positioning pin 324 is arranged at the upper part of the connecting piece insertion holes 321 and is positioned in the middle of the plug lower cover 32;
fixing columns 311 are symmetrically arranged on two sides of the bottom of the plug upper cover 31, the fixing columns 311 are arranged on the inner surface of the plug upper cover 31, fixing holes 325 are symmetrically arranged on two sides of the bottom of the plug lower cover 32, and the fixing holes 325 correspond to the fixing columns 311 one by one; the top of the plug upper cover 31 is provided with a clamping hole 312, and after the plug upper cover 31 and the plug lower cover 32 are buckled, a clamping hook 326 is clamped in the clamping hole 312;
screw holes 332 are symmetrically arranged on two sides of the grounding claw 33, the screw holes 332 correspond to the fixing holes 325 one by one, and the screw holes 332, the fixing holes 325 and the fixing columns 311 are fixedly connected through tapping screws. At this time, the assembly of a three-phase plug type power connection line including a ground line is completed.
It should be noted that, similar to the plug-type power connection line in which one end of the embodiment 1 and the embodiment 4 is provided with the connection line plug 3, the power topology of the strip power bus duct can be located at or near the application end of each device; similar to the double-plug power connection line in which the connection line plug 3 is provided at both ends of the embodiments 2 and 3, two strip power bus ducts can be connected.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A plug-type power connection cord comprising: the connecting wire comprises a plurality of electric wires (1) coated with insulating coatings, metal hoses (2) and connecting wire plugs (3), wherein at least one end of a plug type power connecting wire is connected with the connecting wire plug (3), the electric wires (1) penetrate through the metal hoses (2), at least two electric wires (1) are respectively welded with a metal connecting sheet (11), one electric wire (1) is riveted with a grounding terminal (12), and the metal hoses (2) are connected with the connecting wire plugs (3) through the connecting sheets (11) and the grounding terminal (12);
the connecting wire plug (3) comprises a plug upper cover (31), a plug lower cover (32), the metal connecting sheet (11) and a grounding claw (33), wherein the metal connecting sheet (11) is clamped in a connecting sheet jack (321) of the plug lower cover (32), the plug upper cover (31) is buckled with the plug lower cover (32), and the grounding claw (33) is fixed at the bottom of the plug lower cover (32);
the plug is characterized in that a plurality of connecting piece jacks (321), stud holes (322) and safety pins (323) are arranged on the plug lower cover (32), wherein the tail ends of the safety pins (323) are of wedge-shaped structures and are arranged on the outer surface of the plug lower cover (32) and located between the connecting piece jacks (321), and the connecting piece jacks (321) correspond to the metal connecting pieces (11) one to one.
2. A plug-type power connection cord as claimed in claim 1, wherein said grounding claw (33) is provided with a stud (331), and said stud (331) is inserted into said stud hole (322) and fixes said grounding terminal (12) by means of a screw.
3. A plug-type power connection cord as claimed in claim 1, wherein the plug lower cover (32) is provided at an outer surface thereof with positioning pins (324), and the positioning pins (324) are disposed at an upper portion of the connecting piece insertion holes (321).
4. A plug type power connection line according to claim 1, characterized in that the bottom of the inner side of the plug upper cover (31) is symmetrically provided with fixing posts (311) at two sides; fixing holes (325) are symmetrically formed in two sides of the bottom of the plug lower cover (32), and the fixing holes (325) correspond to the fixing columns (311) one to one.
5. A plug-type power connection line according to claim 4, characterized in that screw holes (332) are symmetrically arranged on two sides of the grounding claw (33), the screw holes (332) correspond to the fixing holes (325) one by one, and the screw holes (332), the fixing holes (325) and the fixing posts (311) are fixedly connected through self-tapping screws.
6. A plug-type power connection line as claimed in claim 1, wherein a clamping hole (312) is formed in the top of the upper plug cover (31), a clamping hook (326) is formed on the lower plug cover (32), and after the upper plug cover (31) and the lower plug cover (32) are fastened, the clamping hook (326) is clamped in the clamping hole (312).
7. A plug-type power connection line according to claim 5, characterized in that locking hooks (333) are arranged on two symmetrical sides of the lower portion of the grounding claw (33), and the locking hooks (333) are used for being fixedly connected with a strip-type power bus duct or a flexible power connector after the power connection line plug is plugged into a protection socket or an end protection socket.
8. A plug-type power connection according to claim 1, further comprising a pipe joint (4), wherein the metal hose (2) is fixedly connected to the connection plug (3) through the pipe joint (4).
9. A plug-type power connection according to claim 8, further comprising a combination connector (5) or a tubular connector (6), wherein the metal hose (2) is provided with the connection plug (3) at one end and the combination connector (5) or the tubular connector (6) at the other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921214592.1U CN209963322U (en) | 2019-07-30 | 2019-07-30 | Plug type power supply connecting wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921214592.1U CN209963322U (en) | 2019-07-30 | 2019-07-30 | Plug type power supply connecting wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209963322U true CN209963322U (en) | 2020-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921214592.1U Active CN209963322U (en) | 2019-07-30 | 2019-07-30 | Plug type power supply connecting wire |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110401057A (en) * | 2019-07-30 | 2019-11-01 | 威海宝源电气有限公司 | A kind of plug type power connecting line and its assemble method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110401057A (en) * | 2019-07-30 | 2019-11-01 | 威海宝源电气有限公司 | A kind of plug type power connecting line and its assemble method |
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