CN213692466U

CN213692466U - Waterproof DC socket

Info

Publication number: CN213692466U
Application number: CN202022621719.0U
Authority: CN
Inventors: 周朝浩
Original assignee: Dongguan Bsun Electronics Co ltd
Current assignee: Dongguan Bsun Electronics Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-07-13
Anticipated expiration: 2030-11-13

Abstract

The utility model discloses a waterproof DC socket relates to DC socket field, which comprises a housin, the casing afterbody can be dismantled and be connected with the back lid, and the casing afterbody is located the back lid afterbody and has smeared waterproof glue, the inside both sides sliding connection of casing has negative pole contact shell fragment and fixed contact shell fragment, and the casing center is provided with central needle. The utility model discloses a to install the shell split and be the casing, the back lid, through cover after seted up with negative pole contact shell fragment, fixed contact shell fragment and central needle complex fluting, can conveniently assemble, through the dual elasticity centre gripping of negative pole contact shell fragment and fixed contact shell fragment, and the fixed contact shell fragment also can use as the negative pole, it is tighter when can making the DC socket use, and be difficult for because of negative pole contact failure can't use, through establishing waterproof circle at casing top cover, when the DC plug inserts, extrude waterproof circle around the plug, multiplicable leakproofness, through smearing the waterproof glue of one deck in the casing bottom, can make liquid can't get into from the back, make water-proof effects better.

Description

Waterproof DC socket

Technical Field

The utility model relates to a DC socket field specifically is a waterproof 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 groove, 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 shell is an integrated structure when the existing DC socket is produced, the assembly is inconvenient, the looseness or poor negative electrode contact is easily caused after long-time use, and the waterproof effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems that the shell is of an integrated structure during production of the existing DC socket, the assembly is inconvenient, the looseness or poor negative electrode contact is easily caused after long-time use, and the waterproof effect is poor, the waterproof DC socket is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a waterproof DC socket, includes the casing, the casing afterbody can be dismantled and be connected with the back lid, and the casing afterbody is located the back lid afterbody and has smeared waterproof glue, the inside both sides sliding connection of casing has negative pole contact shell fragment and fixed contact shell fragment, and the casing center is provided with central needle, negative pole contact shell fragment is connected with negative pole connection piece and stationary contact shell fragment afterbody respectively, central needle afterbody is connected with anodal connection piece, the back lid is opened and is equipped with the fluting with negative pole connection piece, stationary blade and anodal connection piece complex, and negative pole connection piece, stationary blade and anodal connection piece extend to the casing outside through the fluting, casing top cover has waterproof circle.

Preferably, the tail parts of the positive connecting sheet, the negative connecting sheet and the fixing sheet penetrate through waterproof glue.

Preferably, the two sides of the shell are provided with protrusions, and the outer side of the shell is provided with a buckle matched with the protrusions.

Preferably, the negative contact elastic sheet and the negative connecting sheet, the fixed contact elastic sheet and the fixed sheet are integrally connected with the center pin and the positive connecting sheet.

Preferably, the negative electrode connecting sheet and the fixing sheet are connected in parallel when connected with the negative electrode wire.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model can be conveniently assembled by splitting the mounting shell into the shell and the rear cover and arranging the slots matched with the negative contact elastic sheet, the fixed contact elastic sheet and the center pin on the rear cover;

2. the utility model discloses a dual elasticity centre gripping of negative pole contact shell fragment and fixed contact shell fragment, and the fixed contact shell fragment also can use as the negative pole, and is tighter when can making the DC socket use, and is difficult for can't using because of negative pole contact failure, through establishing waterproof circle at casing top cover, when the DC plug inserts, extrudees waterproof circle around the plug, multiplicable leakproofness, through smearing the waterproof glue of one deck in the casing bottom, can make liquid can't get into from the back, makes water-proof effects better.

Drawings

FIG. 1 is an exploded view of the present invention;

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

fig. 3 is a schematic view of a first viewing angle structure of the present invention;

fig. 4 is a schematic view of a second view structure according to the present invention.

In the figure: 1. a housing; 2. a waterproof ring; 3. buckling; 4. a rear cover; 5. waterproof glue; 6. a negative contact spring; 7. fixing the contact spring; 8. a central needle; 9. grooving; 10. a protrusion; 11. a positive electrode connecting sheet; 12. a negative electrode connecting sheet; 13. a sheet is fixed.

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.

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 "disposed" 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. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1-4, a waterproof DC socket includes a casing 1, a rear cover 4 detachably connected to a rear end of the casing 1, a waterproof glue 5 smeared on a rear end of the rear cover 4 at a rear end of the casing 1, a negative contact spring 6 and a fixed contact spring 7 slidably connected to two sides of the casing 1, a center pin 8 is disposed at a center of the casing 1, a negative connection piece 12 and a fixing piece 13 are respectively connected to a rear end of the negative contact spring 6 and a rear end of the fixed contact spring 7, an anode connection piece 11 is connected to a rear end of the center pin 8, a slot 9 matched with the negative connection piece 12, the fixing piece 13 and the anode connection piece 11 is formed in the rear cover 4, the negative connection piece 12, the fixing piece 13 and the anode connection piece 11 extend out of the casing 1 through the slot.

The utility model discloses a to install the shell split and be casing 1, back lid 4, through having seted up on back lid 4 with negative pole contact shell fragment 6, fixed

contact shell fragment

7 and 8 complex fluting 9 of central needle, can conveniently assemble, through the dual elasticity centre gripping of negative pole contact shell fragment 6 and fixed contact shell fragment 7, and fixed contact shell fragment 7 also can use as the negative pole, it is tighter when can making the DC socket use, and be difficult for because of the negative pole contact is bad and can't use, through establishing waterproof circle 2 at 1 top cover of casing, when the DC plug inserts, waterproof circle 2 of extrusion around the plug, multiplicable leakproofness, through smearing one deck waterproof glue 5 in 1 bottom of casing, can make liquid can't get into from the back, make water-proof effects better.

Please refer to fig. 2, fig. 3 and fig. 4, the tail of the positive connecting plate 11, the negative connecting plate 12 and the fixing plate 13 passes through the waterproof glue 5, so that the connection of the device is not affected by the waterproof glue 5.

Please refer to fig. 2, fig. 3 and fig. 4, two sides of the housing 1 are provided with protrusions 10, and the outer side of the housing 1 is provided with a buckle 3 cooperating with the protrusions 10, the present invention provides the protrusions 10 and the buckle 3 cooperating therewith, so that the housing 1 is not easy to be opened.

Please refer to fig. 1 and fig. 2, the negative contact spring 6 and the negative connection plate 12, the fixed contact spring 7 and the fixing plate 13 are integrally connected with the center pin 8 and the positive connection plate 11, the negative contact spring 6 and the negative connection plate 12 are integrally connected, so that the production and assembly are more convenient.

Please refer to fig. 1, fig. 2 and fig. 4, the negative connecting piece 12 and the fixing piece 13 are connected in parallel when connecting the negative line, the negative connecting piece 12 and the fixing piece 13 are connected in parallel, so that the negative connecting piece 12 and the fixing piece 13 can be used without mutual interference.

The working principle is as follows: when assembling, the negative pole connecting sheet 12 at the tail part of the negative pole contact elastic sheet 6, the fixing sheet 13 at the tail part of the fixed contact elastic sheet 7 and the positive pole connecting sheet 11 at the tail part of the central needle 8 can be clamped into the corresponding groove 9 of the rear cover 4, then the top ends of the negative pole contact elastic sheet 6, the fixed contact elastic sheet 7 and the central needle 8 are inserted into the shell 1 through the rear cover 4, the assembling tightness can be increased by the cooperation of the buckle 3 and the bulge 10 and the waterproof ring 2, when in use, the negative pole wire can be connected in parallel on the negative pole connecting sheet 12 and the fixing sheet 13, the positive pole wire is connected on the positive pole connecting sheet 11, when the interface is inserted into the socket, the negative pole contact elastic sheet 6 and the fixed contact elastic sheet 7 can be clamped to the interface in a double elastic manner, when one of the negative pole contact elastic sheet 6 or the fixed contact elastic sheet 7 is in poor contact, the, waterproof circle 2 is extruded around the plug, multiplicable leakproofness, and 1 afterbody of casing has smeared waterproof glue 5, can make liquid can't get into from the back, makes water-proof effects better.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A waterproof DC outlet comprising a housing (1), characterized in that: the tail part of the shell (1) is detachably connected with a rear cover (4), the tail part of the shell (1) is positioned at the tail part of the rear cover (4) and is smeared with waterproof glue (5), the two sides in the shell (1) are connected with a negative contact spring (6) and a fixed contact spring (7) in a sliding way, a central needle (8) is arranged at the center of the shell (1), the tail parts of the negative contact elastic sheet (6) and the fixed contact elastic sheet (7) are respectively connected with a negative connecting sheet (12) and a fixed sheet (13), the tail part of the central needle (8) is connected with an anode connecting sheet (11), the rear cover (4) is provided with a slot (9) matched with the cathode connecting sheet (12), the fixing sheet (13) and the anode connecting sheet (11), and the negative pole connecting sheet (12), the fixing sheet (13) and the positive pole connecting sheet (11) extend out of the shell (1) through the slot (9), and the top end of the shell (1) is sleeved with the waterproof ring (2).

2. A waterproof DC outlet according to claim 1, wherein: the tail parts of the positive connecting sheet (11), the negative connecting sheet (12) and the fixing sheet (13) penetrate through the waterproof glue (5).

3. A waterproof DC outlet according to claim 1, wherein: the improved shell is characterized in that bulges are arranged on two sides of the shell (1), and buckles (3) matched with the bulges (10) are arranged on the outer side of the shell (1).

4. A waterproof DC outlet according to claim 1, wherein: the negative contact elastic sheet (6), the negative connecting sheet (12), the fixed contact elastic sheet (7) and the fixed sheet (13) are integrally connected with the central needle (8) and the positive connecting sheet (11).

5. A waterproof DC outlet according to claim 1, wherein: the negative electrode connecting sheet (12) and the fixing sheet (13) are connected in parallel when connected with the negative electrode wire.