CN214227246U

CN214227246U - American standard plug

Info

Publication number: CN214227246U
Application number: CN202120272491.0U
Authority: CN
Inventors: 柴国范; 丁以建; 吴俊华; 张书元
Original assignee: Cixi Yuelong Hardware Plastic Co ltd
Current assignee: Cixi Yuelong Hardware Plastic Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-09-17
Anticipated expiration: 2031-01-29

Abstract

The utility model relates to an American standard plug, it includes the inserted sheet and supplies the fixed plate of inserted sheet installation fixing, the inserted sheet is including supplying the conductor wire to connect fixed terminal, the terminal is equipped with the tip male mounting groove that supplies the conductor wire, just the terminal supplies conductor wire male one end is established to inserting the end, the terminal supplies the part of conductor wire holding in the mounting groove is established to holding portion, the wall thickness that inserts the end equals the wall thickness of holding portion, just it follows to be close to insert the end the outer wall diameter of the direction of holding portion reduces the outer wall diameter to the holding portion gradually. The problem that the wiring terminal is difficult to connect the upper conducting wire is solved.

Description

American standard plug

Technical Field

The application relates to the field of household appliances, in particular to an American standard plug.

Background

The plug is called as a power plug, the application range of the power plug is very wide, the power plug can be needed in the industries with different sizes, and the power plug is distributed in all corners of our lives.

The related art american style plug is a power plug mainly used in the united states, and includes blades and a fixing plate for mounting and fixing the blades. The insertion piece comprises a grounding insertion column, a zero line piece connected with a zero line and a live line piece connected with a live line, wherein the grounding insertion column is cylindrical. The inserting piece further comprises a binding post used for being connected with the conducting wire, the binding post in the related art is cylindrical, the binding post is provided with a mounting groove for inserting the end portion of the conducting wire, and after the conducting wire is inserted into the binding post, an external tool is used for extruding the outer wall of the binding post to enable the binding post to deform and be fixed with the conducting wire. However, the diameter of the mounting groove in the related art is generally equal to that of the conductive wire, so that it is difficult to insert the end of the conductive wire into the mounting groove.

With respect to the related art in the above, the inventors have considered that it is difficult to attach a conductive wire to the stud in the related art.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the wiring terminal is difficult to connect the last conductor wire, the application provides a American standard plug.

The application provides an American standard plug adopts following technical scheme:

the utility model provides an American standard plug, includes the inserted sheet and supplies the fixed plate of inserted sheet installation fixed, the inserted sheet is including supplying the conductor wire to connect fixed terminal, the terminal is equipped with the tip male mounting groove that supplies the conductor wire, just the terminal supplies conductor wire male one end is established to inserting the end, the terminal supplies the part of conductor wire holding in the mounting groove is established to holding portion, the wall thickness that inserts the end equals the wall thickness of holding portion, just it follows to be close to insert the end the outer wall diameter of the direction of holding portion reduces to the outer wall diameter of holding portion gradually.

Through adopting above-mentioned technical scheme, an American standard plug includes the inserted sheet and supplies the fixed plate of inserted sheet installation fixing, the inserted sheet is including supplying the conductor wire to connect fixed terminal, the terminal is including inserting end and holding portion, wherein the wall thickness that inserts the end equals the wall thickness of holding portion, it reduces to the outer wall diameter of holding portion gradually to insert between the outer wall of the direction that is close to the holding portion, when aligning the tip of conductor wire and inserting in the mounting groove, the tip diameter of conductor wire equals the inner wall diameter of holding portion, be less than the port diameter that inserts the end, thereby conveniently insert the end earlier with the tip of conductor wire, insert the mounting groove of holding portion after sliding the tip of conductor wire along the inner wall that inserts the end again, thereby conveniently insert the conductor wire in the mounting.

Optionally, the terminal is located the outer wall of holding portion is equipped with the deformation clearance that runs through to the mounting groove inner wall, the quantity in deformation clearance is two at least, just the deformation clearance is followed the length direction of holding portion arranges.

Through adopting above-mentioned technical scheme, the terminal is equipped with the deformation clearance to back in the mounting groove that the conductor wire inserted the terminal, extrude the outer wall of terminal with outside instrument, the terminal can produce deformation in deformation clearance department, and the connection of the conductor wire of being convenient for and terminal is fixed.

Optionally, the fixed plate is kept away from the terminal surface of terminal is equipped with fixed boss, fixed boss is equipped with the confession the fixed orifices that the inserted sheet wore out.

Through adopting above-mentioned technical scheme, the terminal surface that the spliced pole was kept away from to the fixed plate is equipped with fixed boss, and fixed boss is equipped with the fixed orifices that supplies the inserted sheet to wear out to increased the area of contact of inserted sheet and fixed plate, reduced the probability that the inserted sheet takes place side direction bending deformation when receiving the stress action of its extending direction of perpendicular to, improved the fixed strength of inserted sheet and fixed plate, thereby increased the life of plug.

Optionally, the insertion piece comprises a grounding insertion column, a zero line piece and a live line piece, end surfaces, far away from the fixed plate, of the zero line piece and the live line piece are cambered surfaces, and the cambered surfaces are guiding cambered surfaces; the end face, far away from the fixed plate, of the grounding plug is a spherical surface, and the spherical surface is a guide spherical surface.

Through adopting above-mentioned technical scheme, the inserted sheet includes that ground connection inserts post, zero line piece and live wire piece, and zero line piece and live wire piece are equipped with the direction cambered surface, and the post is inserted to ground connection is equipped with the direction sphere to when inserting the plug on the socket, in the jack of socket was inserted to the tip of inserted sheet, direction cambered surface and direction sphere homoenergetic enough play the guide effect when inserting the jack to the inserted sheet, make things convenient for the connection of plug and socket.

Optionally, two opposite side surfaces of the guide arc surface of the zero line piece and the zero line piece are provided with guide inclined surfaces; the direction cambered surface of live wire piece and two opposite flank of live wire piece also all are equipped with the direction inclined plane.

Through adopting above-mentioned technical scheme, zero line piece and live wire piece still are equipped with the direction inclined plane to make zero line piece and live wire piece all be less than the jack width of socket at the tip thickness of keeping away from the fixed plate, make things convenient for in zero line piece and live wire piece insert the jack that corresponds.

Optionally, still include the protective sheath, the protective sheath is equipped with the confession the protection chamber of post, zero line piece and live wire piece embedding holding is inserted to the ground connection, the protective sheath butt is in on the fixed plate, the medial surface butt in protection chamber is in on the side of fixed boss, just the protective sheath is equipped with the locking subassembly and fixes the protective sheath on the post is inserted to the ground connection.

By adopting the technical scheme, the American standard plug further comprises a protective sleeve, the protective sleeve is provided with a protective cavity for the insertion sheet to be embedded in, and the inner wall of the protective cavity is abutted against the side face of the fixed boss; through being equipped with the protective sheath, when transporting at ordinary times or not using the plug for a long time, can play the guard action to the inserted sheet with the protection chamber in the inserted sheet embedding protective sheath, reduce the probability that the inserted sheet received external impact to cause deformation.

Optionally, the locking subassembly includes locking lever and locking spring, the protective sheath is equipped with the confession locking lever male first locking hole, the outer wall that the post was inserted to the ground connection is equipped with the confession locking lever male second locking hole, the locking lever is kept away from the tip outer wall that the post was inserted to the ground connection is equipped with fixed bulge loop, locking spring is the extension spring, just locking spring's both ends are connected respectively the lateral surface of protective sheath and the terminal surface of fixed bulge loop.

Through adopting above-mentioned technical scheme, the locking subassembly includes locking lever and locking spring, inserts the first locking hole of protective sheath and the second locking hole of post through inserting the locking lever to restricted the protective sheath and removed towards the direction of keeping away from the fixed plate, the locking spring is the extension spring, and the both ends of locking spring are connected respectively on the terminal surface of fixed bulge loop and the lateral surface of protective sheath, thereby make the locking spring have the trend of inserting first locking hole and second locking hole with the locking lever all the time.

Optionally, a clamping handle is arranged on the end face, away from the grounding insertion column, of the locking rod.

Through adopting above-mentioned technical scheme, conveniently drive the locking lever and insert or extract in second locking hole with hand grip handle through being equipped with grip handle, convenient operation improves the dismouting efficiency of protective sheath.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the end part of the conducting wire is inserted into the mounting groove in an aligned mode, the diameter of the end part of the conducting wire is equal to the diameter of the inner wall of the accommodating part and smaller than the diameter of the port of the insertion end, so that the end part of the conducting wire is conveniently inserted into the insertion end firstly, then the end part of the conducting wire is inserted into the mounting groove of the accommodating part after sliding along the inner wall of the insertion end, the conducting wire is conveniently inserted into the mounting groove of the wiring terminal, and mounting efficiency is improved;

2. the grounding insertion column of the American standard plug is provided with a guiding spherical surface, and the zero line piece and the live line piece are provided with a guiding cambered surface and a guiding spherical surface, so that the plug is conveniently inserted into a socket, and the connection between the plug and the socket is convenient;

3. the American standard plug also comprises a protective sleeve, wherein the protective sleeve is provided with a protective cavity for embedding the inserting sheet, and the inner wall of the protective cavity is abutted against the side surface of the fixed boss; through being equipped with the protective sheath, when transporting at ordinary times or not using the plug for a long time, can play the guard action to the inserted sheet with the protection chamber in the inserted sheet embedding protective sheath, reduce the probability that the inserted sheet received external impact to cause deformation.

Drawings

Fig. 1 is an exploded view of an american-gauge plug according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of the plug main body.

Fig. 3 is a schematic structural view of the plug main body.

Fig. 4 is a structural sectional view of an american-style plug in an embodiment of the present application.

Description of reference numerals: 1. a plug main body; 11. inserting sheets; 111. a grounding plug; 1111. a guiding spherical surface; 1112. a second locking hole; 112. a live wire piece; 1121. a guiding cambered surface; 1122. a guide slope; 113. a zero line sheet; 114. a binding post; 1141. an insertion end; 1142. a receptacle portion; 1143. a deformation gap; 115. mounting grooves; 12. a fixing plate; 121. fixing the boss; 2. a protective sleeve; 21. a protection cavity; 22. a locking lever; 221. fixing the convex ring; 222. a grip handle; 23. a locking spring; 24. a first locking aperture.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses an American standard plug. Referring to fig. 1, an American standard plug includes plug main part 1 and protective sheath 2, and wherein plug main part 1 includes inserted sheet 11 and supplies inserted sheet 11 to connect fixed plate 12, and protective sheath 2 is equipped with the protection chamber 21 that supplies the holding of inserted sheet 11 to play protective sheath 2 to the protection of inserted sheet 11.

Referring to fig. 1 and 2, the insertion piece 11 includes a grounding insertion column 111 connected to a ground wire, a live wire piece 112 connected to a live wire, and a neutral wire piece 113 connected to a neutral wire, wherein the grounding insertion column 111 is cylindrical, the length of the grounding insertion column 111 is greater than that of the neutral wire piece 113 and the live wire piece 112, and the lengths of the neutral wire piece 113 and the live wire piece 112 are equal.

A binding post 114 for connecting and fixing a conductive wire is arranged on one side of the inserting piece 11 positioned on the fixing plate 12, the binding post 114 is in a cylindrical shape, and an installation groove 115 for inserting the end part of the conductive wire is arranged on the binding post 114. The end of the terminal 114, into which the conductive wire is inserted, is set as an insertion end 1141, the portion of the terminal 114, which is accommodated in the installation groove 115, is set as an accommodating portion 1142, the wall thickness of the insertion end 1141 is equal to that of the accommodating portion 1142, and the diameter of the outer wall of the insertion end 1141 gradually decreases to the diameter of the outer wall of the accommodating portion 1142 along the direction approaching the accommodating portion 1142. The diameter of the conductive wire is equal to the diameter of the inner wall of the accommodating portion 1142 and is smaller than the diameter of the port of the insertion end 1141, so that the end of the conductive wire is conveniently inserted into the insertion end 1141, and then the end of the conductive wire is inserted into the mounting groove 115 of the accommodating portion 1142 after sliding along the inner wall of the insertion end 1141, so that the conductive wire is conveniently inserted into the mounting groove 115 of the binding post 114, and the mounting efficiency is improved.

The outer wall of the receiving portion 1142 of the terminal 114 is provided with three deformation gaps 1143, an extending direction of the deformation gaps 1143 is parallel to an axis of the receiving portion 1142, and the three deformation gaps 1143 are arranged at intervals along a circumferential direction of the receiving portion 1142.

Referring to fig. 1 and 3, the end surface of the fixing plate 12 away from the terminal 114 is provided with three fixing bosses 121, two of the fixing bosses 121 are rectangular and are respectively arranged along the width direction of the zero wire piece 113 and the live wire piece 112, the other fixing boss 121 is cylindrical, and the fixing bosses 121 are coaxially arranged with the grounding plug 111. Three fixed boss 121 all is equipped with the fixed orifices that supplies inserted sheet 11 to wear out, thereby has increased the area of contact of inserted sheet 11 and fixed plate 12 through being equipped with fixed boss 121, reduces the probability that inserted sheet 11 takes place the lateral bending deformation when receiving the stress action of perpendicular to its extending direction.

The end surface of the grounding plug 111 away from the fixing plate 12 is a hemispherical surface, and the hemispherical surface is set as a guiding spherical surface 1111. The end surfaces of the zero wire tab 113 and the live wire tab 112 away from the fixing plate 12 are arc surfaces, and the arc surfaces are set as guiding arc surfaces 1121. Both ends of the guiding arc 1121 in the bending direction are respectively connected to two opposite side surfaces of the narrow width of the insertion piece 11. Two opposite side surfaces of the guide arc 1121 of the zero wire piece 113 and the zero wire piece 113 are provided with guide inclined surfaces 1122; the guiding arc 1121 of the fire wire piece 112 and two opposite sides of the fire wire piece 112 are also provided with guiding inclined planes 1122. The guide spherical surface 1111 is arranged on the grounding insertion column 111, so that the grounding insertion column 111 can be conveniently inserted into the corresponding insertion hole of the socket; the guide arc 1121 and the guide inclined plane 1122 are arranged on the zero wire tab 113, so that the zero wire tab 113 can be conveniently inserted into a corresponding jack of the socket and engaged; the guiding arc 1121 and the guiding inclined plane 1122 are arranged on the live wire piece 112, so that the live wire piece 112 can be conveniently inserted into the corresponding jack of the socket.

Referring to fig. 1 and 4, the protective sleeve 2 is sleeved on the insert 11, the end face of the protective sleeve 2 abuts against the fixing plate 12, the inner side face of the protection cavity 21 of the protective sleeve 2 abuts against the side face of the fixing boss 121, and the protective sleeve 2 is connected and fixed on the grounding insert column 111 through the locking assembly.

Referring to fig. 4, the locking assembly includes a locking rod 22 and a locking spring 23, the locking rod 22 is a cylindrical rod, the outer wall of the protective sleeve 2 is provided with a first locking hole 24 for inserting the locking rod 22, the outer wall of the ground stud 111 is provided with a second locking hole 1112 for inserting the locking rod 22, the first locking hole 24 and the second locking hole 1112 are coaxially arranged, and both the first locking hole 24 and the second locking hole 1112 are through holes. The locking rod 22 is provided with a fixing convex ring 221 on the outer wall of the end part far away from the grounding plug 111, the fixing convex ring 221 is arranged coaxially with the locking rod 22, and the end surface of the fixing convex ring 221 far away from the grounding plug 111 is flush with the end surface of the locking rod 22 far away from the grounding plug 111. The locking spring 23 is a tension spring, and two ends of the locking spring 23 are respectively fixed on the end surface of the fixed convex ring 221 and the outer side surface of the protective sleeve 2 through glue. When the locking spring 23 is in the original state, the locking rod 22 is inserted into the second locking hole 1112, so that the connection fixation of the protection casing 2 and the ground plug 111 is realized, and when the locking rod 22 is pulled in a direction away from the protection casing 2, the locking rod 22 is released from the second locking hole 1112, and at this time, the protection casing 2 can be removed.

The end surface of the locking lever 22 away from the ground plug 111 is further provided with a clamping handle 222, so that the clamping handle 222 is conveniently clamped by hand to drive the locking lever 22 to slide in the first locking hole 24, and the locking lever 22 is conveniently inserted into or pulled out of the second locking hole 1112.

The implementation principle of an American standard plug in the embodiment of the application is as follows: when the conductive wire is inserted into the terminal 114, the end of the conductive wire is aligned and inserted into the insertion end 1141 of the terminal 114, and then the conductive wire is inserted into the mounting groove 115 of the accommodating portion 1142; when the boot 2 is mounted on the plug main body 1, the grip handle 222 is first gripped by hand to make the end of the locking lever 22 be inserted into the first locking hole 24 and insert the insert 11 into the protection cavity 21 of the boot 2, and at this time, the boot 2 is abutted on the fixing plate 12, the inner side of the protection cavity 21 is abutted on the side of the fixing boss 121, and then the grip handle 222 is released to make the locking spring 23 restore its original shape and drive the locking lever 22 to be inserted into the second locking hole 1112 of the grounding plug 111, thereby realizing the connection and fixation of the boot 2.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An American standard plug, its characterized in that: including inserted sheet (11) and supply fixed plate (12) of inserted sheet (11) installation, inserted sheet (11) are including supplying the conductor wire to connect fixed terminal (114), terminal (114) are equipped with the terminal male mounting groove (115) that supplies the conductor wire, just terminal (114) supply conductor wire male one end is established and is inserted end (1141), terminal (114) supply the part that the conductor wire holding is in mounting groove (115) is established to holding portion (1142), the wall thickness that inserts end (1141) equals the wall thickness of holding portion (1142), just insert end (1141) along being close to the outer wall diameter of the direction of holding portion (1142) reduces gradually to the outer wall diameter of holding portion (1142).

2. An American-style plug as defined in claim 1, wherein: the outer wall of the accommodating part (1142) where the binding post (114) is located is provided with deformation gaps (1143) penetrating to the inner wall of the mounting groove (115), the number of the deformation gaps (1143) is at least two, and the deformation gaps (1143) are arranged along the length direction of the accommodating part (1142).

3. An American-style plug as defined in claim 2, wherein: the fixing plate (12) is far away from the end face of the wiring terminal (114) and is provided with a fixing boss (121), and the fixing boss (121) is provided with a fixing hole for the insertion sheet (11) to penetrate out.

4. An American-style plug as defined in claim 3, wherein: the inserting piece (11) comprises a grounding inserting column (111), a zero wire piece (113) and a live wire piece (112), the end surfaces, far away from the fixing plate (12), of the zero wire piece (113) and the live wire piece (112) are cambered surfaces, and the cambered surfaces are guiding cambered surfaces (1121); the end face, far away from the fixed plate (12), of the grounding plug (111) is a spherical surface, and the spherical surface is a guide spherical surface (1111).

5. An American-style plug as defined in claim 4, wherein: two opposite side surfaces of the guide arc surface (1121) of the zero wire piece (113) and the zero wire piece (113) are respectively provided with a guide inclined plane (1122); and guide inclined planes (1122) are arranged on the guide arc surface (1121) of the live wire piece (112) and two opposite side surfaces of the live wire piece (112).

6. An American-style plug as defined in claim 5, wherein: still include protective sheath (2), protective sheath (2) are equipped with the confession ground connection inserts protection chamber (21) of post (111), zero line piece (113) and live wire piece (112) embedding holding, protective sheath (2) butt is in on fixed plate (12), the medial surface butt in protection chamber (21) is in on the side of fixed boss (121), just protective sheath (2) are equipped with locking Assembly and fix protective sheath (2) on ground connection inserts on post (111).

7. An American-style plug as defined in claim 6, wherein: the locking subassembly includes locking lever (22) and locking spring (23), protective sheath (2) are equipped with the confession locking lever (22) male first locking hole (24), the outer wall that post (111) was inserted in the ground is equipped with the confession locking lever (22) male second locking hole (1112), locking lever (22) are kept away from the tip outer wall that post (111) was inserted in the ground is equipped with fixed bulge loop (221), locking spring (23) are the extension spring, just the both ends of locking spring (23) are connected respectively the terminal surface of the lateral surface of protective sheath (2) and fixed bulge loop (221).

8. An American-style plug as defined in claim 7, wherein: the end face, away from the grounding insertion column (111), of the locking rod (22) is provided with a clamping handle (222).