CN217009632U

CN217009632U - Positive bar DC socket

Info

Publication number: CN217009632U
Application number: CN202220766989.7U
Authority: CN
Inventors: 郭雷强; 王运新; 周鹏
Original assignee: Zhejiang Yongchenggong Electric Plastic Co ltd
Current assignee: Zhejiang Yongchenggong Electric Plastic Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-07-19
Anticipated expiration: 2032-03-31

Abstract

The utility model discloses a positive pole DC socket which is used for being matched with a power plug and comprises a socket body, wherein a jack is arranged on the socket body, a positive pole is arranged on the socket body, a negative pole switch movable needle and a negative pole switch static needle are arranged on the socket body corresponding to the side of the positive pole, the negative pole switch movable needle and the negative pole switch static needle are in contact with each other to form electric connection, a contact piece is arranged on the positive pole, the positive pole and the contact piece are connected to the socket body in a riveting mode, the outer diameter of the positive pole is 3-5 mm, when the power plug is inserted into the jack and tightly clamps the positive pole, the power plug, the positive pole and the contact piece form electric connection, and meanwhile, the power plug extrudes the negative pole switch movable needle to enable the negative pole switch movable needle to be separated from the negative pole switch static needle. The utility model can increase the output power and the service life of the DC socket.

Description

Positive pole stick DC socket

Technical Field

The utility model relates to the technical field of DC socket connectors, in particular to a positive pole DC socket.

Background

The DC socket is a socket matched with a special power supply for a computer display and consists of a transverse socket, a longitudinal socket, an insulating base, forked contact elastic sheets and a directional key slot, wherein the two forked contact elastic sheets are positioned at the central part of the base and are arranged in a longitudinal and transverse mode and are not connected with each other. One end of the forked contact elastic sheet is a wiring port, which is exposed on the top surface of the base cylinder and used for connecting an input power supply soft wire or a soft cable, and the other end of the forked contact elastic sheet consists of two elastic arms which are interconnected by a base body and are arranged in the insulating base jack in the insertion direction of the DC plug and used for a computer display, so that the computer display can normally work. The diameter of the anode rod in the current market is 0.5 mm-3 mm, which cannot meet the requirement of computer equipment with larger output power, leads to overload use of the socket and reduces the service life of the socket.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a positive pole bar DC socket, which can increase the output power and prolong the service life of the DC socket.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a positive pole stick DC socket for cooperate with power plug, includes socket ontology, the last jack that is provided with of socket ontology, the last positive pole that is provided with of socket ontology, the position that corresponds positive pole stick side on the socket ontology is provided with negative switch and moves the quiet needle of negative switch, and negative switch moves the needle and the quiet needle of negative switch is inconsistent forms the electricity and is connected, be provided with the anodal contact piece on the positive pole stick, the positive pole stick is connected on socket ontology with the riveting of anodal contact piece, the positive pole stick external diameter is 3.5 ~ 5mm, and when power plug inserts jack and chucking positive pole stick, power plug, positive pole stick and contact piece form the electricity and connect, and power plug extrusion negative switch moves the needle simultaneously and makes the quiet needle of negative switch separate.

By adopting the technical scheme, the structure is stable and reliable, the diameter of the anode rod is increased, the output power of the socket is improved, the use requirement of high-power equipment is met, the socket is prevented from being damaged due to overload use, and the service life of the socket is greatly prolonged.

The socket is further provided with a first through hole, the positive contact piece is provided with a second through hole corresponding to the first through hole, the positive rod is provided with a riveting part, the riveting part extends out of the socket body from the first through hole and the second through hole when the positive rod is arranged in the jack, and the outer end of the riveting part is provided with a riveting lug used for tightly abutting the positive contact piece on the outer side of the socket body.

Through adopting above-mentioned technical scheme, can make anodal stick and anodal contact piece fix on socket ontology through the mode of riveting, simple structure and simple to operate.

The utility model is further provided with a third through hole arranged on the positive contact piece, and a riveting and pressing column which is in plug-in fit with the third through hole is arranged on the socket body.

Through adopting above-mentioned technical scheme, can make anodal contact piece fix on socket ontology, promote the riveting fixed displacement of avoiding the anodal stick to take place with the anodal stick.

The utility model is further set that the inner wall of the jack is provided with a limiting groove and a fixed groove, the static needle part of the negative switch is partially embedded into the fixed groove to be matched and clamped, the movable needle of the negative switch comprises a limiting part, an elastic part, a contact part and a butt joint part, the limiting part is clamped in the limiting groove, the elastic part is in a U shape, one end of the elastic part is connected with the limiting part, the other end of the elastic part is connected with the contact part, the contact part protrudes towards the positive pole rod to be in a V-shaped shape, the butt joint part is connected with the contact part, the butt joint part protrudes towards the static needle of the negative switch to be in a V-shaped shape, and a V-shaped protruding part which abuts against the static needle of the negative switch is arranged on the butt joint part.

By adopting the technical scheme, the V-shaped convex part on the movable needle of the negative switch and the static needle of the negative switch form a point-surface contact mode, the assembly process is optimized, and the static needle of the negative switch can be conveniently filled with plastic in the later period.

The utility model is further provided that the socket body is integrally provided with a plane boss.

Through adopting above-mentioned technical scheme, leave the plane boss of large tracts of land on the socket body, do benefit to automatic absorption when beating the piece.

The utility model is further provided that the outer side of the socket body is provided with a U-shaped convex part.

By adopting the technical scheme, the U-shaped convex part is added, so that the phenomenon of floating plates can not occur when the product passes through reflow soldering.

The socket is further provided with a socket body comprising a shell and a rear cover, wherein the rear cover is provided with an inserting part, positioning bulges are arranged on two sides of the inserting part, the shell is provided with an inserting groove corresponding to the inserting part, the inserting part is tightly matched with the inserting groove in a clamping manner, and the inner wall of the inserting groove is provided with a positioning sliding groove matched with the positioning bulges.

Through adopting above-mentioned technical scheme, each inside part of being convenient for is installed in the socket, improves the packaging efficiency.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic view of the construction of the housing and rear cover of the present invention;

FIG. 4 is a schematic view of the structure of the negative switch moving needle of the present invention.

In the figure: 1. a socket body; 2. a jack; 3. a positive electrode bar; 4. a negative switch moving needle; 5. a negative switch stationary needle; 6. a positive electrode contact piece; 7. a first through hole; 8. riveting the column; 9. riveting parts; 10. a second through hole; 11. a third through hole; 12. riveting the convex block; 14. a limiting groove; 15. fixing grooves; 16. a limiting part; 17. an elastic part; 18. a contact portion; 19. an abutting portion; 20. a planar boss; 21. a V-shaped convex portion; 22. a housing; 23. a rear cover; 24. a plug-in part; 25. a positioning projection; 26. inserting grooves; 27. a U-shaped protrusion; 28. and a positioning chute.

Detailed Description

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

Example (b): the positive pole DC socket shown in the attached figures 1 to 4 is used for being matched with a power plug and comprises a socket body 1, wherein a jack 2 is arranged on the socket body 1, a positive pole 3 is arranged on the socket body 1, a negative switch moving needle 4 and a negative switch static needle 5 are arranged on the socket body 1 corresponding to the side of the positive pole 3, the negative switch moving needle 4 and the negative switch static needle 5 are in contact with each other to form electric connection, a positive contact piece 6 is arranged on the positive pole 3, the positive pole 3 and the positive contact piece 6 are connected to the socket body 1 in a riveting mode, the outer diameter of the positive pole 3 is 3.5-5 mm, when the power plug is inserted into the jack 2 and tightly clamps the positive pole 3, the power plug, the positive pole 3 and the positive contact piece form electric connection, and meanwhile, the power plug extrudes the negative switch moving needle 4 to enable the negative switch moving needle 4 to be separated from the negative switch static needle 5, the diameter of the positive pole rod 3 is increased (the optimal diameter is 5mm), the output power of the positive pole rod 3 is improved, and the service life of the socket is prolonged.

As shown in fig. 1 and 2, a first through hole 7 is formed in the socket body 1, a second through hole 10 corresponding to the first through hole 7 is formed in the positive electrode contact piece 6, a riveting portion 9 is arranged on the positive electrode rod 3, the riveting portion 9 extends out of the socket body 1 from the first through hole 7 and the second through hole 10 when the positive electrode rod 3 is arranged in the jack 2, a riveting convex block 12 for tightly abutting the positive electrode contact piece 6 to the outside of the socket body 1 is arranged at the outer end of the riveting portion 9, so that the positive electrode rod 3 and the positive electrode contact piece 6 can be fixed on the socket body 1 in a riveting mode, and the socket is simple in structure and convenient to install.

As shown in fig. 2, the positive contact piece 6 is provided with a third through hole 11, and the socket body 1 is provided with a riveting column 8 which forms a plug-in fit with the third through hole 11, so that the positive contact piece 6 can be fixed on the socket body 1, and the riveting fixation with the positive rod 3 is promoted to prevent the positive rod 3 from displacing.

As shown in fig. 2, the inner wall of the insertion hole 2 is provided with a limit groove 14 and a fixing groove 15, the negative switch static needle 5 is partially embedded into the fixing groove 15 and is matched and clamped, the negative switch movable needle 4 comprises a limit portion 16, an elastic portion 17, a contact portion 18 and an abutting portion 19, the limit portion 16 is clamped in the limit groove 14, the elastic portion 17 is in a U shape, one end of the elastic portion 17 is connected with the limit portion 16, the other end of the elastic portion 17 is connected with the contact portion 18, the contact portion 18 is in a V-shaped shape protruding towards the positive electrode rod 3, the abutting portion 19 is connected with the contact portion 18, the abutting portion 19 faces the V-shaped protruding towards the negative switch static needle 5, and the abutting portion 19 is provided with a V-shaped protruding portion 21 abutting against the negative switch static needle 5. The V-shaped convex part 21 on the negative switch movable needle 4 and the negative switch static needle 5 form a point-surface contact mode, the assembly process is optimized, and the negative switch static needle 5 can be conveniently filled with plastic in the later period.

As shown in fig. 3, a planar boss 20 is integrally arranged on the socket body 1, and the planar boss 20 with a large area is left on the socket body 1, so that the automatic sucking is facilitated during automatic workpiece punching.

As shown in fig. 1, the socket body 1 is provided with a U-shaped protrusion 27 on the outer side, and the U-shaped protrusion 27 is added to prevent the product from floating during reflow soldering.

As shown in fig. 1, the socket body 1 includes a housing 22 and a rear cover 23, the rear cover 23 is provided with an insertion portion 24, two sides of the insertion portion 24 are provided with positioning protrusions, the housing 22 is provided with an insertion groove 26 corresponding to the insertion portion 24, the insertion portion 24 is tightly fitted with the insertion groove 26, and a positioning sliding groove 28 adapted to the positioning protrusion 25 is provided on an inner wall of the insertion groove 26, so that each internal component can be conveniently mounted in the socket, and the assembly efficiency can be improved.

Claims

1. A positive pole DC socket is used for being matched with a power plug and comprises a socket body (1), wherein a jack (2) is arranged on the socket body (1), a positive pole (3) is arranged on the socket body (1), a negative switch movable needle (4) and a negative switch static needle (5) are arranged at the position, corresponding to the side of the positive pole (3), on the socket body (1), the negative switch movable needle (4) and the negative switch static needle (5) are abutted to form electric connection, and a positive contact piece (6) is arranged on the positive pole (3); the positive pole stick (3) and the positive contact piece (6) are connected on the socket body (1) in a riveting mode, the outer diameter of the positive pole stick (3) is 3.5-5 mm, when a power plug is inserted into the jack (2) and tightly clamps the positive pole stick (3), the power plug, the positive pole stick (3) and the positive contact piece form electric connection, and meanwhile the power plug extrudes the negative switch moving needle (4) to enable the negative switch moving needle (4) to be separated from the negative switch static needle (5).

2. A positive-pole DC outlet according to claim 1, characterized in that: the socket is characterized in that a first through hole (7) is formed in the socket body (1), a second through hole (10) corresponding to the first through hole (7) is formed in the positive contact piece (6), a riveting portion (9) is arranged on the positive rod (3), the riveting portion (9) extends out of the socket body (1) from the first through hole (7) and the second through hole (10) when the positive rod (3) is arranged in the jack (2), and a riveting lug (12) used for tightly abutting the positive contact piece (6) to the outer side of the socket body (1) is arranged at the outer end of the riveting portion (9).

3. A positive-pole DC outlet according to claim 1, characterized in that: the socket is characterized in that a third through hole (11) is formed in the positive contact piece (6), and a riveting and pressing column (8) which is in plug-in fit with the third through hole (11) is arranged on the socket body (1).

4. A positive-pole DC outlet according to claim 1, characterized in that: the inner wall of the jack (2) is provided with a limit groove (14) and a fixed groove (15), the static needle (5) of the negative switch is partially embedded into the fixed groove (15) to be matched and clamped, the negative switch moving needle (4) comprises a limiting part (16), an elastic part (17), a contact part (18) and a butting part (19), the limiting part (16) is clamped in the limiting groove (14), the elastic part (17) is U-shaped, one end of the elastic part (17) is connected with the limiting part (16), the other end of the elastic part (17) is connected with the contact part (18), the contact part (18) is in a V-shaped shape protruding towards the positive pole rod (3), the contact part (19) is connected with the contact part (18), and the abutting part (19) is convex towards the negative pole switch static needle (5), the abutting part (19) is provided with a V-shaped convex part (21) abutting against the negative switch static needle (5).

5. A positive-pole DC outlet according to claim 1, characterized in that: the socket is characterized in that a plane boss (20) is integrally arranged on the socket body (1).

6. A positive-pole DC outlet according to claim 1, characterized in that: the outer side of the socket body (1) is provided with a U-shaped convex part (27).

7. A positive-pole DC outlet according to claim 1, characterized in that: the socket body (1) comprises a shell (22) and a rear cover (23), wherein a plug-in part (24) is arranged on the rear cover (23), positioning convex parts (25) are arranged on two sides of the plug-in part (24), a plug-in groove (26) corresponding to the plug-in part (24) is arranged on the shell (22), the plug-in part (24) is in clamping fit with the plug-in groove (26), and a positioning sliding groove (28) matched with the positioning convex parts (25) is formed in the inner wall of the plug-in groove (26).