CN214478209U - Back-loading DC female plug - Google Patents

Abstract

The utility model provides a female inserting of back-loading DC, which comprises a housin, the casing front end is equipped with public inserting jack, the casing rear end is equipped with back lid butt joint face, be equipped with a plurality of hardware inserting grooves on the back lid butt joint face, all insert in each hardware inserting groove and be equipped with the hardware, still be equipped with on the back lid butt joint face with back lid butt joint face lock prevent the back lid that the hardware is deviate from. The utility model has the advantages of convenient assembly, beautiful appearance, effective improvement of production efficiency and convenient automatic production.

Description

Back-loading DC female plug

Technical Field

The utility model relates to an electronic components field, concretely relates to back-loading DC female inserting.

Background

The DC female plug generally comprises a shell and hardware, the hardware of the existing DC female plug is usually arranged from top to bottom in a mounting port formed on the upper surface of the shell, the welding end of the hardware penetrates out of the lower surface of the shell, the depth of the mounting port of the shell is smaller, and the depth of the mounting port of the shell is directly communicated with the bottom of the shell, so that when the hardware is placed, the overall depth of the hardware is deeper, the mounting space for installation personnel during the installation process of the hardware is too small, the hardware is not easy to grab and accurately install, the hardware is easy to incline, the assembly efficiency is influenced, the labor cost is not reduced, meanwhile, after the installation of the existing hardware is finished, a cover is usually required to be arranged, but the cover has a mold drawing angle during injection molding, so that sharp edges are arranged at the parting surface position, the sharp edges are required to be manually identified during manual assembly, the unified orientation of the sharp edges is controlled, and the sharp edges are prevented from being exposed, further, the production efficiency is reduced, and mechanical assembly is adopted, so that the vibration disc is difficult to effectively distinguish sharp edges at the position of the parting surface, the consistency is poor after the product is assembled, the attractiveness and the hand feeling are poor, and the installation structure of hardware and the shell needs to be redesigned, so that the installation efficiency is improved, and the attractiveness after installation is ensured.

SUMMERY OF THE UTILITY MODEL

Based on the problem, the utility model aims to provide a convenient equipment, the appearance is pleasing to the eye, can effectively improve production efficiency, and the back-loading DC female of the automated production of being convenient for is inserted.

Aiming at the problems, the following technical scheme is provided: the utility model provides a female inserting of back-loading DC, includes the casing, the casing front end is equipped with public jack of inserting, the casing rear end is equipped with back lid butt joint face, be equipped with a plurality of hardware inserting grooves on the back lid butt joint face, all insert in each hardware inserting groove and be equipped with the hardware, still be equipped with on the back lid butt joint face with back lid butt joint face lock prevent the back lid that the hardware deviates from.

In the structure, the hardware inserting groove is formed in the butt joint face of the rear cover at the rear end of the shell, the hardware is inserted from the rear end of the shell to the front end direction, then the hardware is shielded and prevented from falling off through the rear cover, and the hardware inserting groove is shallow due to rear-mounted fixation, so that the hardware can be guided, installed and fixed after being placed in the hardware inserting groove, the hardware can be captured and adjusted in position during assembly, and the periphery of the shell and the hardware has enough space; compare current overhead type, the welding end of hardware need just can wear out from the casing bottom to the position well after inserting the casing, this just makes the welding end have more installation partial quantities, the hardware is not the snap-on when putting into the casing at first simultaneously, but just can counterpoint fixedly with the fixed slot of casing inner chamber bottom after putting into most hardware, consequently, also there is installation partial quantity, lead to the casing of overhead type extremely consuming the manpower in the hardware installation, also influence production efficiency by a wide margin, the product yields is difficult to promote.

The utility model is further arranged that the butt joint surface of the rear cover is rectangular, and buckling columns are arranged at four corners of the butt joint surface; the rear cover is rectangular, and buckling holes matched with the buckling columns in an inserting mode are formed in the four corner positions of the rear cover.

In the structure, when the buckling column is in splicing fit with the buckling hole, the buckling column and the buckling hole are in interference fit with each other to realize anti-falling; or the butt joint part of the buckling column and the butt joint surface of the rear cover is provided with a necking down, a closing-up hole is formed in the surface, facing the butt joint surface of the rear cover, and the rear cover is clamped with the closing-up hole through the necking down to prevent falling off after being installed.

The utility model discloses further set up to, still be equipped with on the back lid butt joint face and be the fool-proof portion that the biasing set up with back lid butt joint face center, the back is covered and is equipped with and prevent the adaptation portion of fool-proof portion adaptation.

In the structure, the fool-proof part is adapted to the adapting part, so that the error of the installation orientation of the rear cover is avoided; and meanwhile, the more important function is that when the rear covers are screened by the vibrating disc, the materials are selected by the adaptation parts, so that the rear covers are arranged in a uniform orientation, the side lines of the positions of the parting surfaces on the rear covers are effectively hidden after installation, and the side lines of the parting surfaces face to one side of the butt joint surface of the rear covers, so that the whole body is more attractive.

The utility model discloses further set up to, prevent that slow-witted portion is for preventing slow-witted hole, adaptation portion is the reference column.

The utility model discloses further set up to, the weld end of hardware is all drawn forth downwards from casing bottom surface position.

The utility model discloses set up further as, the hardware is first hardware, second hardware and third hardware respectively; the first hardware comprises a conductive rod formed by punching and curling, the conductive rod is inserted into a hardware insertion groove on the butt joint surface of the rear cover, the center of the conductive rod is concentric with the center of the male insertion hole, and the welding end of the first hardware is connected with the conductive rod and is positioned in the hardware insertion groove; the second hardware comprises an inserting sheet and an elastic sheet which is positioned at the center of the inserting sheet and formed by stamping, the inserting sheet and the welding end of the second hardware are positioned in the same virtual plane, the inserting sheet and the welding end are both inserted into the hardware inserting groove, the surface of the inserting sheet is parallel to the center of the conducting rod, the distance from the surface of the inserting sheet to the center of the conducting rod is greater than the radius of the male inserting hole, and the distance from the surface of the elastic sheet to the center of the conducting rod is less than the radius of the male inserting hole; the third hardware includes the closed piece that offsets with the shell fragment, the welding end of third hardware passes through the punching press with the closed piece and forms and together insert and locate the hardware inserting groove, when public plug jack inserts public plug, public plug outer wall extrusion shell fragment makes shell fragment and closed piece separation disconnection electricity be connected.

The utility model discloses further set up to, public affairs are inserted jack drill way position department and are equipped with the section of thick bamboo that protects of outside extension.

In the structure, the protective cylinder is adapted to the jack arranged at the wall position of the installed equipment.

The utility model discloses further set up as, casing bottom surface position still is equipped with downwardly extending's alignment post.

In the structure, the alignment column is used for being matched with the alignment hole in the circuit board, and the possibility that the welding end is broken due to the fact that the shell is staggered when the shell is stressed after being installed is reduced.

The utility model discloses further set up to, casing top surface and back lid are equipped with the mistake proofing reason that extends to casing front end direction dorsad to the face juncture, the back lid side offsets with the mistake proofing reason.

In the structure, the mistake proofing edge can effectively protect the rear cover, and the rear cover is prevented from falling off due to the fact that other electrical elements or wires and the rear cover are scraped.

The utility model discloses further set up to, the extending length at mistake proofing reason equals with back lid thickness.

In the structure, after the rear cover covers the butt joint surface of the rear cover, the tail end of the mistake proofing edge is flush with the surface of the rear cover, and the attractiveness is improved.

The utility model has the advantages that: the hardware is inserted from the rear end of the shell to the front end direction by arranging the hardware inserting groove on the butt joint surface of the rear cover at the rear end of the shell, and then is shielded and prevented from falling off by the rear cover; meanwhile, the more important function is that when the rear covers are screened by the vibrating tray, the fool-proof part is utilized for material selection, so that the rear covers can be uniformly arranged in an orientation manner, the side lines formed at the parting surface positions on the rear covers can be effectively hidden after installation, and the side lines of the parting surfaces face to one side of the butt joint surface of the rear covers, so that the whole rear covers are more attractive; compare current overhead type, the welding end of hardware need just can wear out from the casing bottom to the position well after inserting the casing, this just makes the welding end have more installation partial quantities, the hardware is not the snap-on when putting into the casing at first simultaneously, but just can counterpoint fixedly with the fixed slot of casing inner chamber bottom after putting into most hardware, consequently, also there is installation partial quantity, lead to the casing of overhead type extremely consuming the manpower in the hardware installation, also influence production efficiency by a wide margin, the product yields is difficult to promote.

Drawings

Fig. 1 is a schematic view of the structure of the body and the rear cover of the present invention in a separated state.

Fig. 2 is a schematic view of the structure of the butt-joint surface of the rear cover of the present invention.

Fig. 3 is a schematic view of the hardware and the hardware inserting groove structure of the present invention.

Fig. 4 is a schematic view of the structure of the body of the present invention.

Fig. 5 is a schematic diagram of the position structure of each hardware of the present invention.

Fig. 6 is a schematic view of the overall structure of the belt casing of the present invention.

Fig. 7 is a schematic structural diagram of a conventional top-loading DC female plug in the background art.

Fig. 8 is a schematic structural diagram of a prior art top-loading DC female plug with a casing.

The reference numbers in the figures mean: 10-a housing; 11-male plug jack; 12-back cover butt joint surface; 121-snap posts; 122-necking down; 123-fool-proof part; 13-hardware plug-in groove; 14-hardware; 141-a welded end; 15-rear cover; 151-snap-fit holes; 152-closing up; 153-an adaptation portion; 16-protecting the cylinder; 17-alignment posts; 18-error proofing; a-a first fifth hardware; a 1-conductive rod; b-a second hardware; b 1-patch; b 2-shrapnel; c-a third hardware; c 1-closure flap.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Referring to fig. 1 to 8, a rear-mounted DC female socket shown in fig. 1 to 8 includes a housing 10, the front end of the housing 10 is provided with a male socket 11, the rear end of the housing 10 is provided with a rear cover butt-joint surface 12, the rear cover butt-joint surface 12 is provided with a plurality of hardware insertion grooves 13, each hardware insertion groove 13 is inserted with a hardware 14, and the rear cover butt-joint surface 12 is further provided with a rear cover 15 which is fastened with the rear cover butt-joint surface 12 to prevent the hardware 14 from coming off.

In the structure, the hardware inserting groove 13 is formed in the rear cover butt joint surface 12 at the rear end of the shell 10, the hardware 14 is inserted from the rear end of the shell 10 to the front end direction, then the rear cover 15 is used for shielding and preventing the hardware from falling off, and due to the rear-mounted fixing, the hardware inserting groove 13 is shallow, so that the hardware 14 is placed into the hardware inserting groove 13 to complete guiding, mounting and fixing, the hardware 14 can be grabbed and adjusted in position during assembly, and the periphery of the shell 10 and the hardware 14 has enough space; compare current overhead type (like fig. 7, the welding end of hardware need just can wear out from the casing bottom to the position well after inserting the casing, this just makes the welding end have more installation partial quantities, the hardware is not directly fixed when putting into the casing at first simultaneously, but just can counterpoint fixedly with the fixed slot of casing inner chamber bottom after putting into most hardware, consequently, also there is installation partial quantity, lead to the casing of overhead type extremely to consume the manpower in the hardware installation, also influence production efficiency by a wide margin, the product yields is difficult to promote).

In this embodiment, the rear cover butt-joint surface 12 is rectangular, and fastening columns 121 are arranged at four corners of the rear cover butt-joint surface; the rear cover 15 is rectangular, and fastening holes 151 which are matched with the fastening columns 121 in an inserting manner are formed in four corner positions of the rear cover.

In the structure, when the buckling column 121 is inserted and matched with the buckling hole 151, the buckling column and the buckling hole are in interference fit with each other to realize anti-falling; or the joint of the buckling column 121 and the rear cover butt joint surface 12 is provided with a necking down 122, the orifice of the buckling hole 151 of one surface of the rear cover 15 facing the rear cover butt joint surface 12 is provided with a closing-up 152, and the rear cover 15 is locked with the closing-up 152 through the necking down 122 to prevent falling off after being installed.

In this embodiment, the rear cover abutting surface 12 is further provided with a fool-proof portion 123 offset from the center of the rear cover abutting surface 12, and the rear cover 15 is provided with an adapting portion 153 adapted to the fool-proof portion 123.

In the above structure, the fool-proof portion 123 is adapted to the adapting portion 153, so as to prevent the rear cover 15 from being installed in a wrong direction; meanwhile, the more important function is that when the rear covers are screened by the vibrating disc, the materials are selected by the adaptation part 152, so that the rear covers 15 are arranged in a uniform orientation, the side lines of the parting surfaces on the rear covers 15 are effectively hidden after installation, and the side lines of the parting surfaces face to one side of the butt joint surface 12 of the rear covers, so that the whole rear covers are more attractive.

In this embodiment, the fool-proof portion 123 is a fool-proof hole, and the adapting portion 153 is a positioning column.

In this embodiment, the welding ends 141 of the hardware 14 are all led out downwards from the bottom surface of the casing 10.

In this embodiment, the hardware 14 is a first hardware a, a second hardware b, and a third hardware c; the first hardware a comprises a conductive rod a1 formed by punching and curling, the conductive rod a1 is inserted into the hardware insertion groove 13 on the butt joint surface 12 of the rear cover, the center of the conductive rod a1 is concentric with the center of the male insertion hole 11, and the welding end 141 of the first hardware a is connected with the conductive rod a1 and is positioned in the hardware insertion groove 13; the second hardware b comprises a plug piece b1 and a spring piece b2 which is located at the center of a plug piece b1 and formed by stamping, the plug piece b1 and the welding end 141 of the second hardware b are located in the same virtual plane, the plug piece b1 and the welding end 141 are inserted into the hardware plug groove 13, the surface of the plug piece b1 is parallel to the center of the conductive rod a1, the distance from the surface of the plug piece b1 to the center of the conductive rod a1 is greater than the radius of the male plug hole 11, and the distance from the surface of the spring piece b2 to the center of the conductive rod a1 is less than the radius of the male plug hole 11; the third hardware c includes the closing piece c1 that offsets with shell fragment b2, the welding end 141 and the closing piece c1 of third hardware c pass through the punching press and form and together insert and locate in hardware inserting groove 13, when public plug jack 11 inserts public plug (not shown in the figure), public plug (not shown in the figure) outer wall extrusion shell fragment b2 makes shell fragment b2 and closing piece c1 separation break away the electricity and be connected.

In this embodiment, a casing 16 extending outward is disposed at the opening of the male plug jack 11.

In the above structure, the casing 16 is adapted to fit into a jack (not shown) formed in a wall of the installed device.

In this embodiment, the bottom surface of the housing 10 is further provided with an alignment post 17 extending downward.

In the above structure, the alignment posts 17 are adapted to an alignment hole (not shown) on a circuit board (not shown), so as to reduce the possibility that the soldering terminal 141 is broken due to the misalignment of the housing 10 when the housing 10 is stressed after being mounted.

In this embodiment, an error-proofing edge 18 extending in a direction away from the front end of the housing 10 is disposed at a junction between the top surface of the housing 10 and the abutting surface 12 of the rear cover, and a side edge of the rear cover 15 abuts against the error-proofing edge 18.

In the above structure, the error-proof edge 18 can effectively protect the rear cover 15, and prevent the rear cover 15 from falling off due to scraping between other electrical components or wires and the rear cover 15.

In this embodiment, the error-proofing rim 18 extends for a length equal to the thickness of the rear cover 15.

In the structure, after the rear cover 15 is covered on the rear cover butt joint surface 12, the tail end of the mistake proofing edge 18 is flush with the surface of the rear cover 15, and the appearance is improved.

The utility model has the advantages that: the hardware inserting groove 13 is formed in the rear cover butt joint face 12 at the rear end of the shell 10, the hardware 14 is inserted from the rear end of the shell 10 to the front end direction, then the rear cover 15 is used for shielding and preventing the hardware from falling off, the hardware inserting groove 13 is shallow due to rear-mounted fixing, the hardware 14 is placed into the hardware inserting groove 13, guiding, mounting and fixing can be completed, the hardware 14 can be grabbed and the position of the hardware 14 can be adjusted during assembly, and sufficient space is reserved around the shell 10 and the hardware 14; meanwhile, the more important function is that when the rear covers are screened by the vibrating tray, the materials are selected by the adaptation part 152, so that the rear covers 15 can be arranged in a uniform orientation, the side lines formed at the parting surface positions on the rear covers 15 can be effectively hidden after installation, and the side lines of the parting surfaces face to one side of the butt joint surface 12 of the rear covers, so that the whole rear covers are more attractive; compare current overhead type (like fig. 7, the welding end of hardware need just can wear out from the casing bottom to the position well after inserting the casing, this just makes the welding end have more installation partial quantities, the hardware is not directly fixed when putting into the casing at first simultaneously, but just can counterpoint fixedly with the fixed slot of casing inner chamber bottom after putting into most hardware, consequently, also there is installation partial quantity, lead to the casing of overhead type extremely to consume the manpower in the hardware installation, also influence production efficiency by a wide margin, the product yields is difficult to promote).

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations of the above assumption should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a female inserting of back-loading DC, includes the casing, the casing front end is equipped with public affairs and inserts the jack, its characterized in that: the casing rear end is equipped with back lid butt joint face, be equipped with a plurality of hardware inserting grooves on the back lid butt joint face, all insert in each hardware inserting groove and be equipped with the hardware, still be equipped with on the back lid butt joint face with back lid butt joint face lock prevent the back lid that the hardware deviates from.

2. A rear-loading DC female plug according to claim 1, wherein: the butt joint surface of the rear cover is rectangular, and buckling columns are arranged at four corners of the butt joint surface; the rear cover is rectangular, and buckling holes matched with the buckling columns in an inserting mode are formed in the four corner positions of the rear cover.

3. A rear-loading DC female plug according to claim 1 or 2, wherein: the butt joint surface of the rear cover is also provided with a fool-proof part which is arranged in a bias way with the center of the butt joint surface of the rear cover.

4. A rear-loading DC female plug according to claim 3, wherein: the fool-proof part is a fool-proof hole.

5. A rear-loading DC female plug according to claim 1, wherein: and the welding end of the hardware is led out downwards from the bottom surface of the shell.

6. The post-loading DC female plug of claim 5, wherein: the hardware is respectively a first hardware, a second hardware and a third hardware; the first hardware comprises a conductive rod formed by punching and curling, the conductive rod is inserted into a hardware insertion groove on the butt joint surface of the rear cover, the center of the conductive rod is concentric with the center of the male insertion hole, and the welding end of the first hardware is connected with the conductive rod and is positioned in the hardware insertion groove; the second hardware comprises an inserting sheet and an elastic sheet which is positioned at the center of the inserting sheet and formed by stamping, the inserting sheet and the welding end of the second hardware are positioned in the same virtual plane, the inserting sheet and the welding end are both inserted into the hardware inserting groove, the surface of the inserting sheet is parallel to the center of the conducting rod, the distance from the surface of the inserting sheet to the center of the conducting rod is greater than the radius of the male inserting hole, and the distance from the surface of the elastic sheet to the center of the conducting rod is less than the radius of the male inserting hole; the third hardware includes the closed piece that offsets with the shell fragment, the welding end of third hardware passes through the punching press with the closed piece and forms and together insert and locate the hardware inserting groove, when public plug jack inserts public plug, public plug outer wall extrusion shell fragment makes shell fragment and closed piece separation disconnection electricity be connected.

7. A rear-loading DC female plug according to claim 1, wherein: and a protective cylinder extending outwards is arranged at the orifice of the male plug jack.

8. A rear-loading DC female plug according to claim 1 or 5, wherein: and the bottom surface of the shell is also provided with an alignment column extending downwards.

9. A rear-loading DC female plug according to claim 1, wherein: the joint of the top surface of the shell and the butt joint surface of the rear cover is provided with a mistake proofing edge extending back to the front end direction of the shell, and the side edge of the rear cover is abutted against the mistake proofing edge.

10. A rear-loading DC female plug according to claim 9, wherein: the extending length of the mistake proofing edge is equal to the thickness of the rear cover.

Images