CN217361985U - Plug with improved structure - Google Patents

Abstract

The utility model discloses a plug, include: a bottom case; a wiring assembly; a plug pin assembly; a connection assembly including a fixture and a lock; the upper cover, the upper cover with be equipped with between the drain pan wiring subassembly bolt subassembly, the upper cover orientation wiring subassembly one side is equipped with the holding protruding piece, the holding protruding piece is equipped with opening holding portion and connect the through-hole, wherein, opening holding portion is used for the holding retaining member, connect the through-hole and allow the mounting passes through, the mounting is connected the drain pan with be located in the upper cover retaining member. Through being provided with the holding bulge, when connecting upper cover and drain pan, only need to install like nut or other retaining member in opening holding department and connect like set screw or other mounting, the retaining member is located the upper cover inboard and does not expose in the upper cover promptly, need not to install and shelters from the lid, has reduced corresponding spare part, has simplified the assembly to assembly efficiency has been improved.

Description

Plug with improved structure

Technical Field

The utility model relates to an electrical technology field, concretely relates to plug.

Background

The plug is a plug, a plug and a socket for household AC power supply, and the plug is a female connector type power socket which has a bar-shaped or copper plate-shaped protruding male connector and is physically inserted into a slot or a concave hole.

The prior art discloses a plug, the upper cover of plug is equipped with the installation through-hole and shelters from the lid, is equipped with the nut in the installation through-hole and shelters from the lid and shelter from the nut, connects the drain pan of plug and the nut of upper cover in order to realize the connection of upper cover and drain pan through set screw. However, when the upper cover and the bottom shell are connected, a nut, a fixing screw and a shielding cover need to be installed, the number of required parts is large, the assembly is complex, and the assembly efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming among the prior art plug when connecting upper cover and drain pan, need mounting nut, set screw and shelter from the lid, required spare part is more, and the assembly is complicated, has reduced assembly efficiency's defect to a plug is provided.

A plug, comprising:

a bottom case;

a wiring assembly;

the bolt component is connected to the wiring component;

the connecting assembly comprises a fixing piece and a locking piece, the fixing piece is provided with external threads, the locking piece is provided with internal threads, and the fixing piece is matched with the locking piece;

the upper cover, the upper cover with be equipped with between the drain pan wiring subassembly bolt subassembly, the upper cover orientation wiring subassembly one side is equipped with the holding protruding piece, the holding protruding piece is equipped with opening holding portion and connect the through-hole, wherein, opening holding portion is used for the holding retaining member, connect the through-hole and allow the mounting passes through, the mounting is connected the drain pan with be located in the upper cover retaining member.

Furthermore, the accommodating protrusion piece comprises an accommodating protrusion wall and an accommodating connection wall, the accommodating protrusion wall is connected to the upper cover and arranged convexly, the accommodating protrusion wall is arranged in an opening manner to form the opening accommodating portion, and the accommodating connection arm is connected to the accommodating protrusion wall and provided with the connection through hole.

Further, the accommodating protrusion wall is provided with an opening part which is opened towards the direction far away from the connecting through hole.

Further, the fixing piece is a fixing screw, and the locking piece is a nut.

Further, the bolt assembly comprises an L-pole bolt, an N-pole bolt and an E-pole bolt; the wiring assembly comprises an L-pole wiring assembly, an N-pole wiring assembly and an E-pole wiring assembly, the L-pole wiring assembly is connected to the L-pole bolt, the N-pole wiring assembly is connected to the N-pole bolt, and the E-pole wiring assembly is connected to the E-pole bolt; the drain pan is equipped with the utmost point through-hole of L, the utmost point through-hole of N and the utmost point through-hole of E, the utmost point through-hole of L allows the utmost point bolt of L passes through, the utmost point through-hole of N allows the utmost point bolt of N passes through, the utmost point through-hole of E allows the utmost point bolt of E passes through.

Further, on a plane perpendicular to the height direction of the plug, the L-pole wiring assembly, the N-pole wiring assembly and the E-pole wiring assembly are arranged along a line shape, and the wiring ports are in the same direction; or the L-pole wiring assembly is arranged in parallel to the L-pole through hole, the N-pole wiring assembly is arranged in parallel to the N-pole through hole, and the E-pole wiring assembly is arranged in parallel to the E-pole through hole; or the L-pole wiring assembly, the N-pole wiring assembly and the E-pole wiring assembly are arranged along a non-linear shape, and the wiring ports are in the same direction.

Furthermore, the wiring device further comprises a pressing plate, the pressing plate is arranged between the upper cover and the bottom shell, the pressing plate is provided with a screw hole and a wiring installation cavity, the wiring installation cavity is used for installing the wiring assembly, and the screw hole and the wiring screw of the wiring assembly are correspondingly arranged.

Furthermore, one of the pressing plate and the bottom shell is provided with a positioning column, the other of the pressing plate and the bottom shell is provided with a positioning hole, and the positioning column is inserted into the positioning hole.

Furthermore, one of the pressing plate and the bottom shell is provided with a clamping groove, the other of the pressing plate and the bottom shell is provided with a buckle, and the buckle is clamped in the clamping groove.

Furthermore, each bolt of bolt subassembly all is including stretching into connecting portion, stretch into connecting portion and stretch into the correspondence in the binding post of wiring subassembly, wherein the wire is pressed from both sides tightly in stretch into connecting portion and correspondence between the binding post.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a pair of plug, include: a bottom case; a wiring assembly; the bolt component is connected to the wiring component; the connecting assembly comprises a fixing piece and a locking piece, the fixing piece is provided with external threads, the locking piece is provided with internal threads, and the fixing piece is matched with the locking piece; the upper cover, the upper cover with be equipped with between the drain pan wiring subassembly bolt subassembly, the upper cover orientation wiring subassembly one side is equipped with the holding protruding piece, the holding protruding piece is equipped with opening holding portion and connect the via hole, wherein, opening holding portion is used for the holding retaining member, connect the via hole and allow the mounting passes through, the mounting is connected the drain pan with be located in the upper cover retaining member. According to the plug with the structure, the accommodating protruding piece is arranged, when the upper cover and the bottom shell are connected, only the locking piece such as a nut or other locking pieces is arranged at the opening accommodating part and connected with the fixing screw or other fixing pieces, namely, the locking piece is positioned on the inner side of the upper cover and is not exposed out of the upper cover, the shielding cover does not need to be installed, corresponding parts are reduced, assembly is simplified, and therefore assembly efficiency is improved.

2. The utility model provides a pair of plug, the protruding wall of holding has the portion of opening, the portion orientation of opening is kept away from connect the through-hole's direction opens the setting. The plug with the structure is convenient to mount a nut or other locking pieces at the opening containing part by arranging the opening part.

3. The utility model provides a plug, on the plane perpendicular to the plug height direction, the L pole wiring component, the N pole wiring component and the E pole wiring component are arranged along the line shape, and the wiring ports have the same direction; or the L-pole wiring assembly is arranged in parallel to the L-pole through hole, the N-pole wiring assembly is arranged in parallel to the N-pole through hole, and the E-pole wiring assembly is arranged in parallel to the E-pole through hole; or the L-pole wiring assembly, the N-pole wiring assembly and the E-pole wiring assembly are arranged along a non-linear shape, and the directions of the wiring ports are the same. The plug of this structure provides the mode of laying of multiple wiring subassembly, can select according to the demand, and is very convenient.

4. The utility model provides a pair of plug still includes the clamp plate, the clamp plate is located the upper cover with between the drain pan, the clamp plate is equipped with screw hole and wiring installation cavity, the wiring installation cavity is used for the installation the wiring subassembly, the screw hole with the wiring screw of wiring subassembly corresponds the setting. The plug of this structure can fix bolt subassembly and wiring subassembly through being provided with the clamp plate for be difficult for rocking after the assembly, feel better, and still can prevent droing of wiring subassembly.

5. The utility model provides a pair of plug, the clamp plate with one of them reference column is equipped with in the drain pan both, and another one of them is equipped with the locating hole, the reference column peg graft in the locating hole. One of the pressing plate and the bottom shell is provided with a clamping groove, the other of the pressing plate and the bottom shell is provided with a buckle, and the buckle is clamped in the clamping groove. The plug of the structure is convenient for positioning and installing the pressing plate and the bottom shell by being provided with the positioning columns, the positioning hole and/or the clamping grooves and the buckle.

6. The utility model provides a pair of plug, each bolt of bolt subassembly is all including stretching into connecting portion, stretch into connecting portion and stretch into correspondingly in wiring assembly's the binding post, wherein the wire tightly pressed from both sides stretch into connecting portion and correspond between the binding post. The plug of this structure stretches into connecting portion through being provided with, has increased the area of contact with the wire for the wire is difficult for deviating from, avoids contact failure's condition to appear.

Drawings

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

Fig. 1 is an exploded schematic view of a plug provided in an embodiment of the present invention;

FIG. 2 is a schematic view of the upper cover and retaining member shown in FIG. 1 in a mated configuration;

FIG. 3 is a schematic structural view of the upper cover shown in FIG. 2;

FIG. 4 is a schematic structural diagram of the bottom case shown in FIG. 1;

FIG. 5 is a schematic view of the platen shown in FIG. 1;

FIG. 6 is a schematic view of the platen shown in FIG. 5 after rotation;

FIG. 7 is a schematic view of the bottom housing and the pressing plate shown in FIG. 1;

FIG. 8 is a schematic view of the bottom housing and the wiring assembly shown in FIG. 1;

FIG. 9 is a schematic view of the bottom housing and wiring assembly shown in FIG. 8 after rotation;

FIG. 10 is a schematic structural view of the latch assembly shown in FIG. 9;

FIG. 11 is a cross-sectional view of the bottom housing, wiring assembly and conductors shown in FIG. 8 in mating relationship;

FIG. 12 is a schematic view of an alternative construction of the base housing and the wire connection assembly shown in FIG. 8 in combination;

FIG. 13 is a schematic view of an alternative construction of the base housing and the wire connection assembly of FIG. 12 in mating relationship;

FIG. 14 is a schematic view of the latch and wire assembly of FIG. 1 in mating configuration;

FIG. 15 is a schematic view of the latch and wire assembly of FIG. 14 shown mated from the other side;

description of reference numerals:

1-bottom shell, 11-L pole through hole, 12-N pole through hole, 13-E pole through hole, 14-positioning column, 15-buckle, 2-wiring component, 21-L pole wiring component, 22-N pole wiring component, 23-E pole wiring component, 24-wiring screw, 25-wiring terminal, 26-wiring port, 3-bolt component, 31-L pole bolt, 32-N pole bolt, 33-E pole bolt, 34-extending connecting part, 41-fixing part, 42-locking part, 5-upper cover, 51-accommodating bulge part, 52-accommodating bulge wall, 53-accommodating connecting wall, 54-opening accommodating part, 55-connecting through hole, 56-opening part, 6-pressing plate, 61-screw hole, 62-wiring installation cavity, 63-positioning hole, 64-clamping groove and 7-lead.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Examples

A plug as shown in fig. 1 to 15 includes a bottom case 1, a wiring member 2, a latch member 3, a connecting member, an upper cover 5, and a pressing plate 6. Wherein, a wiring component 2 and a bolt component 3 are arranged between the upper cover 5 and the bottom shell 1; the bolt component 3 is connected to the wiring component 2; the connecting assembly comprises a fixing piece 41 and a locking piece 42, wherein the fixing piece 41 is provided with external threads, the locking piece 42 is provided with internal threads, and the fixing piece 41 is matched with the locking piece 42; the pressing plate 6 is disposed between the upper cover 5 and the bottom case 1. Specifically, the fixing member 41 is a fixing screw or the like, and the locking member 42 is a nut or the like. As an alternative embodiment, the pressure plate 6 may not be provided.

As shown in fig. 2 and 3, the upper cover 5 is provided with a receiving protrusion 51 on a side facing the wiring assembly 2, the receiving protrusion 51 is provided with an opening receiving portion 54 and a connecting through hole 55, the opening receiving portion 54 is used for receiving the locking member 42, the connecting through hole 55 allows the fixing member 41 to pass through, and the fixing member 41 connects the bottom case 1 and the locking member 42 in the upper cover 5. Specifically, the opening receptacle 54 can be an interference fit with the retaining member 42.

As shown in fig. 2 and 3, the receiving protrusion 51 includes a receiving protrusion wall 52 and a receiving connection wall 53, the receiving protrusion wall 52 is connected to the upper cover 5 and is protruded, the receiving protrusion wall 52 is opened to form an opening receiving portion 54, and the receiving connection arm is connected to the receiving protrusion wall 52 and is provided with a connection through hole 55. And as shown in fig. 2, the accommodating projection wall 52 has a flare portion 56, and the flare portion 56 is disposed to flare away from the connecting through hole 55. By providing flared portion 56, it is convenient to mount, for example, a nut or other retaining member 42 at open receptacle 54.

As shown in fig. 9 to 11, the plug pin assembly 3 includes an L-pole plug pin 31, an N-pole plug pin 32, and an E-pole plug pin 33; the wiring assembly 2 comprises an L-pole wiring assembly 21, an N-pole wiring assembly 22 and an E-pole wiring assembly 23, wherein the L-pole wiring assembly 21 is connected to an L-pole plug pin 31, the N-pole wiring assembly 22 is connected to an N-pole plug pin 32, and the E-pole wiring assembly 23 is connected to an E-pole plug pin 33; the bottom shell 1 is provided with an L pole through hole 11, an N pole through hole 12 and an E pole through hole 13, wherein the L pole through hole 11 allows the L pole plug 31 to pass through, the N pole through hole 12 allows the N pole plug 32 to pass through, and the E pole through hole 13 allows the E pole plug 33 to pass through. It should be noted that the L-pole wiring assembly 21, the N-pole wiring assembly 22, and the E-pole wiring assembly 23 respectively include corresponding wiring screws 24 and wiring terminals 25, and the wiring screws 24 are connected to the corresponding wiring terminals 25.

As shown in fig. 7 to 9 and 11, the L-pole wiring member 21, the N-pole wiring member 22 and the E-pole wiring member 23 are arranged along a line and the respective wiring ports 26 are oriented in the same direction on a plane perpendicular to the height direction of the plug, wherein the wiring ports 26 are used for connecting the wires 7. As an alternative embodiment, as shown in fig. 12, the L-pole wiring member 21 is disposed parallel to the L-pole through hole 11, the N-pole wiring member 22 is disposed parallel to the N-pole through hole 12, and the E-pole wiring member 23 is disposed parallel to the E-pole through hole 13; alternatively, as shown in fig. 13, the L-pole wiring member 21, the N-pole wiring member 22, and the E-pole wiring member 23 are arranged in a non-linear shape with the wiring ports 26 of the respective members facing in the same direction. Through the setting, the layout mode of various wiring assemblies 2 is provided, the wiring assemblies can be selected according to requirements, and the wiring assemblies are very convenient to use.

As shown in fig. 5 to 7, the pressing plate 6 is provided with a screw hole 61 and a wiring installation cavity 62, the wiring installation cavity 62 is used for installing the wiring assembly 2, the screw hole 61 and the wiring screw 24 of the wiring assembly 2 are correspondingly arranged, and the diameter of the screw hole 61 is smaller than that of the head of the wiring screw 24 of the wiring assembly 2. Through being provided with clamp plate 6, can fix bolt subassembly 3 and wiring subassembly 2 for be difficult for rocking after the assembly, feel better, and still can prevent droing of wiring subassembly 2.

As shown in fig. 4 and 6, the bottom case 1 is provided with a positioning column 14, the pressing plate 6 is provided with a positioning hole 63, and the positioning column 14 is inserted into the positioning hole 63. Alternatively, the pressing plate 6 may be provided with the positioning posts 14, and the bottom case 1 may be provided with the positioning holes 63. As shown in fig. 4, 5 and 7, the pressing plate 6 is provided with a locking groove 64, and the bottom case 1 is provided with a buckle 15, wherein the buckle 15 is locked in the locking groove 64. As an alternative embodiment, it is also possible to provide the bottom shell 1 with a locking groove 64 and the pressure plate 6 with a catch 15. Alternatively, the locking groove 64 and the locking groove 64 may not be provided, and the positioning column 14 and the positioning hole 63 may be provided as an interference fit. The positioning column 14, the positioning hole 63 and/or the clamping groove 64 and the buckle 15 are/is arranged for matching, so that the pressing plate 6 and the bottom shell 1 are convenient to position and install.

As shown in fig. 9 to 11, 14 and 15, each latch of the latch assembly 3 includes a protruding connection portion 34, the protruding connection portion 34 protrudes into the corresponding terminal 25 of the terminal assembly 2, and the terminal screw 24 abuts against the protruding connection portion 34, wherein the power wire or other conducting wire 7 is clamped between the protruding connection portion 34 and the corresponding terminal 25. In particular, the reach-in connection 34 is provided with a connection plane. By arranging the extending-in connecting part 34, the contact area with the lead 7 is increased, so that the lead 7 is not easy to separate, and the condition of poor contact is avoided. After the binding screw 24 is screwed in, the tail part of the binding screw 24 contacts the extending-in connecting part 34 and does not move downwards in the drawing 11, as shown in the drawing 11, after the wire 7 is connected, the binding screw 24 rotates, because the binding screw 24 does not move downwards any more, the binding post 25 moves upwards in the drawing 11 through the rotation of the binding screw 24, and the binding post 25 and the extending-in connecting part 34 are clamped to fix the wire 7.

During assembly, the locking piece 42 is placed in the opening accommodating portion 54, the plug pin assembly 3 and the wiring terminal 25 are placed in the bottom shell 1, the wiring screws 24 are screwed on, the wiring assembly 2 and the plug pin assembly 3 are fixed through the matching of the positioning holes 63 and the positioning columns 14 and the matching of the buckles 15 and the clamping grooves 64, and then the upper cover 5 and the bottom shell 1 are connected through the fixing piece 41 to complete assembly of the plug.

The utility model discloses a plug, through being provided with holding bellying 51, when connecting upper cover 5 and drain pan 1, only need to install in opening holding portion 54 department and connect as set screw or other mounting 41 as nut or other retaining member 42, the retaining member 42 is located upper cover 5 inboardly and does not expose in upper cover 5 promptly, need not the installation and shelters from the lid, has reduced corresponding spare part, has simplified the assembly to assembly efficiency has been improved.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (10)

1. A plug, comprising:

a bottom case;

a wiring assembly;

the bolt component is connected to the wiring component;

the connecting assembly comprises a fixing piece and a locking piece, the fixing piece is provided with external threads, the locking piece is provided with internal threads, and the fixing piece is matched with the locking piece;

the upper cover, the upper cover with be equipped with between the drain pan wiring subassembly bolt subassembly, the upper cover orientation wiring subassembly one side is equipped with the holding protruding piece, the holding protruding piece is equipped with opening holding portion and connect the via hole, wherein, opening holding portion is used for the holding retaining member, connect the via hole and allow the mounting passes through, the mounting is connected the drain pan with be located in the upper cover retaining member.

2. The plug according to claim 1, wherein said receiving protrusion comprises a receiving protrusion wall and a receiving connecting wall, said receiving protrusion wall is connected to said upper cover and protruded therefrom, said receiving protrusion wall is opened to form said open receiving portion, and said receiving connecting arm is connected to said receiving protrusion wall and provided with said connecting through hole.

3. A plug according to claim 2, wherein said receiving protrusion wall has a flared portion which is flared in a direction away from said connecting through hole.

4. A plug according to any one of claims 1 to 3, wherein the securing member is a set screw and the retaining member is a nut.

5. A plug according to any one of claims 1 to 3, wherein the plug assembly comprises an L-pole plug, an N-pole plug and an E-pole plug; the wiring assembly comprises an L-pole wiring assembly, an N-pole wiring assembly and an E-pole wiring assembly, the L-pole wiring assembly is connected to the L-pole bolt, the N-pole wiring assembly is connected to the N-pole bolt, and the E-pole wiring assembly is connected to the E-pole bolt; the drain pan is equipped with the utmost point through-hole of L, the utmost point through-hole of N and the utmost point through-hole of E, the utmost point through-hole of L allows the utmost point bolt of L passes through, the utmost point through-hole of N allows the utmost point bolt of N passes through, the utmost point through-hole of E allows the utmost point bolt of E passes through.

6. The plug according to claim 5, wherein said L-pole wiring member, said N-pole wiring member and said E-pole wiring member are arranged in a line shape with respective wiring ports facing in the same direction on a plane perpendicular to the height direction of the plug; or the L-pole wiring assembly is arranged in parallel to the L-pole through hole, the N-pole wiring assembly is arranged in parallel to the N-pole through hole, and the E-pole wiring assembly is arranged in parallel to the E-pole through hole; or the L-pole wiring assembly, the N-pole wiring assembly and the E-pole wiring assembly are arranged along a non-linear shape, and the directions of the wiring ports are the same.

7. The plug according to any one of claims 1 to 3, further comprising a pressing plate, wherein the pressing plate is arranged between the upper cover and the bottom shell, the pressing plate is provided with a screw hole and a wiring installation cavity, the wiring installation cavity is used for installing the wiring assembly, and the screw hole and the wiring screw of the wiring assembly are correspondingly arranged.

8. The plug of claim 7, wherein one of the pressing plate and the bottom shell is provided with a positioning post, and the other of the pressing plate and the bottom shell is provided with a positioning hole, and the positioning post is inserted into the positioning hole.

9. The plug of claim 7, wherein one of the pressing plate and the bottom shell is provided with a locking groove, and the other of the pressing plate and the bottom shell is provided with a buckle, and the buckle is locked in the locking groove.

10. A plug according to any one of claims 1 to 3, wherein each pin of the pin assembly includes an extended connection portion which extends into a corresponding terminal of the terminal assembly, wherein the conductor is clamped between the extended connection portion and the corresponding terminal.

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