CN208522117U - A kind of maintenance direct Current Outlet - Google Patents

Abstract

The utility model designs a kind of maintenance direct Current Outlet, and including insulation crust and the positive elastic slice being mounted on inside the insulation crust, cathode elastic slice detects elastic slice, and the insulation crust top offers socket；The insulation crust bottom is also provided with the first mounting hole, the second mounting hole and third mounting hole, and the first mounting hole installation positive elastic slice, second mounting hole installs the cathode elastic slice and the third mounting hole installs the detecting elastic slice；The anode elastic slice, cathode elastic slice and the detecting elastic slice two sides are equipped with anticreep protrusion, first mounting hole side offers limiting slot, the anticreep protrusion of the anode elastic slice and the limiting slot cooperate, the insulation crust bottom margin is provided with more than two fixed feets, and maintenance foot side is provided with back-off.Anticreep protrusion and back-off are played the role of installing maintenance, so that direct Current Outlet is securely not easy to loosen using middle maintenance.

Description

A kind of maintenance direct Current Outlet

Technical field

The utility model relates to a kind of socket, especially a kind of maintenance direct Current Outlet.

Background technique

Portable electronic device such as laptop, mobile phone, it is common that carry out work by powered by direct current, power supply or When charging, using family's 220V alternating current, then passing through power supply adaptor is converted to the direct current of low-voltage, then passes through direct current Power supply or charging are realized in socket connection.

Such as Chinese patent, notification number: CN205248487U, title: Direct current power source socket connector discloses a kind of direct current Electrical socket, including insulating base, positive contact and cathode contact part, the insulating base are equipped with for extraneous pin connector grafting Supply hub, the anode contact and cathode contact part are fixed with the insulating base, and are inserted into the pin connector The cathode output end and cathode output end of the pin connector are contacted after the supply hub respectively, wherein the anode contact Part, cathode contact part and detecting part are respectively provided with and the positive leg of welding circuit board, cathode leg and detecting leg, institute Positive leg, cathode leg and detecting leg are stated in angular distribution.

It is that positive leg, cathode leg and detecting leg is respectively welded on circuit boards when installation, not only rises To connection function, fixed function is also played, needs often to plug plug in use, due to being used for a long time, so through Often there is leg loosening, cause socket that can not fix, or even the circuit connection interruption of socket and circuit board occur, directly affecting makes With moreover, when socket installs circuit board, since leg cannot position, so causing installation error excessive, influencing circuit Plate subsequent installation shell, thus be badly in need of it is a kind of can maintenance direct Current Outlet on circuit boards.

Utility model content

In view of the deficiencies in the prior art, the utility model provide it is a kind of can maintenance direct Current Outlet on circuit boards.

The technical solution adopted in the utility model is a kind of maintenance direct Current Outlet, including insulation crust and is mounted on institute The positive elastic slice inside insulation crust is stated, cathode elastic slice detects elastic slice, and the insulation crust top offers socket；

The insulation crust bottom is also provided with the first mounting hole, the second mounting hole and third mounting hole, and described first The mounting hole installation positive elastic slice, second mounting hole install the cathode elastic slice and third mounting hole installation The detecting elastic slice；

The anode elastic slice, cathode elastic slice and the detecting elastic slice two sides are equipped with anticreep protrusion, first peace Dress hole side offers limiting slot, and the anticreep protrusion of the anode elastic slice and the limiting slot cooperate, the insulation crust Bottom margin is provided with more than two maintenance feet, and maintenance foot side is provided with back-off.

Further, maintenance foot portion offers through slot, and the through slot depth dimensions H1 is than the back-off height gauge It is very little big.

Further, the positive elastic slice bottom end is equipped with positive leg, and the anode leg stretches out first mounting hole； Cathode elastic slice bottom end is equipped with cathode leg, and the cathode leg stretches out second mounting hole, cathode elastic slice side The side wall of the anticreep protrusion and second mounting hole that are arranged cooperates；It detects elastic slice bottom end and is equipped with detecting leg, it is described to detect It surveys leg and stretches out the third mounting hole, the anticreep protrusion of detecting elastic slice side setting and third mounting hole side Wall cooperation, and second mounting hole and the third mounting hole penetrate through.

Further, the cathode elastic slice is by sheet metal from middle part punching press doubling, and fold position is arc-shaped, and doubled over portion Also it is stamped with a bending protrusion and a salient point.

Further, the receptacle interior is provided with middle cardiac prominence, and first mounting hole runs through the middle cardiac prominence, and described First mounting hole underpart opening is bigger than upper end opening.

Further, the positive elastic slice inward curl forms inserted terminal, and the inserted terminal cross section is at arc-shaped and top Portion's diameter is bigger than mid diameter, and the inserted terminal and first mounting hole lower end cooperate.

It further, further include dustproof cover, the dustproof cover bottom is provided with hollow snap fit tabs, and the engaging is convex It plays external dimensions to match with the socket size, the snap fit tabs inside dimension and the middle cardiac prominence external dimensions phase Match.

Further, the socket side is evenly distributed with three or more raised lines, the raised line setting direction and socket Direction is consistent.

Further, the positive elastic slice 2 is provided with inserted terminal 23, and the inserted terminal 23 is arranged to down " Ω " shape.

Further, the insulation crust bottom offers the 4th mounting hole, and the 4th mounting hole is equipped with pre- leg.

The utility model has the beneficial effects that

1. be provided with back-off on maintenance foot, when installation direct Current Outlet is to circuit board, the back-off on maintenance foot can be passed through It is held in circuit board, realizes positioning installing；After the positive leg of welding, cathode leg and detecting leg, installation It finishes；In use, due to often plugging, so maintenance foot also subject to power, slows down or avoids positive leg, cathode leg and Detect leg stress.

2. cathode elastic slice and detecting elastic slice two sides are equipped with anticreep protrusion, after installation, due to anticreep in positive elastic slice The maintenance effect of protrusion prevents positive elastic slice, and cathode elastic slice and detecting elastic slice fall off, and when in use, often plug will not It loosens.

Detailed description of the invention:

Fig. 1 is the explosive view of the direct Current Outlet of the utility model；

Fig. 2 is the cross-sectional view after the direct Current Outlet assembling of the utility model；

Fig. 3 is the insulation crust elevated bottom perspective structural schematic diagram of the utility model；

Fig. 4 is elevated bottom perspective structural schematic diagram after the direct Current Outlet of the utility model assembles；

Fig. 5 is the anode elastic piece structure schematic diagram of the utility model；

Fig. 6 is that the direct Current Outlet embodiment one of the utility model and circuit board cooperate schematic diagram；

Fig. 7 is structure enlargement diagram at A in the utility model Fig. 6；

Fig. 8 is two schematic perspective view of direct Current Outlet embodiment of the utility model；

Fig. 9 is structure enlargement diagram at B in the utility model Fig. 8；

Figure 10 is the three stereochemical structure cross-sectional view of direct Current Outlet embodiment of the utility model.

It is made the following instructions in conjunction with attached drawing:

1 insulation crust；10 sockets；101 raised lines；Cardiac prominence in 11；12 first mounting holes；121 limiting slots；13 second installations Hole；14 third mounting holes；15 the 4th mounting holes；16 maintenance feet；161 back-offs；162 translots；2 positive elastic slices；21 positive legs；22 Anticreep protrusion；23 inserted terminals；3 cathode elastic slices；31 cathode legs；32 bendings protrusion；33 salient points；4 detecting elastic slices；41 detecting welderings Foot；5 pre- legs；6 dustproof covers；61 snap fit tabs；7 circuit boards；71 fixed holes.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model Limitation.

Term " first ", " second " be used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or Implicitly indicate the quantity of indicated technical characteristic." first " is defined as a result, the feature of " second " can be expressed or imply Ground includes one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more, Unless otherwise specifically defined.

In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be Concrete meaning in the present invention.

Embodiment one:

As shown in Fig. 1-Fig. 5 and Fig. 9, including insulation crust 1 and the positive bullet being mounted on inside the insulation crust 1 Piece 2, cathode elastic slice 3 detect elastic slice 4, and 1 top of insulation crust offers socket 10；1 bottom of insulation crust also opens up There are the first mounting hole 12, the second mounting hole 13 and third mounting hole 14, first mounting hole 12 installs the positive elastic slice 2, second mounting hole 13 installs the cathode elastic slice 3 and the third mounting hole 14 installs the detecting elastic slice 4；Institute Positive elastic slice 2 is stated, cathode elastic slice 3 and 4 two sides of detecting elastic slice are equipped with anticreep protrusion 22, first mounting hole 12 sides offer limiting slot 121, and the anticreep protrusion 22 of the anode elastic slice 2 cooperates with the limiting slot 121, described exhausted 1 bottom margin of edge shell is provided with more than two maintenance feet 16, and 16 side of maintenance foot is provided with back-off 161.

Wherein for 22 setting of anticreep protrusion in positive elastic slice 2, cathode elastic slice 3 and the mode for detecting elastic slice 4 are consistent, so existing Anticreep protrusion 22 is arranged on positive elastic slice 2 and is used as explanation.For the convenience of description, it is three sections of upper, middle and lower that positive elastic slice 2, which is divided, The middle section of positive elastic slice 2 is arranged in anticreep protrusion 22 and limiting slot 121 cooperates, which is used for fixed positive elastic slice 2, because First mounting hole 12 is round hole, so design has limiting slot 121 to cooperate positive elastic slice 2；Lower section is positive leg 21, for welding It connects and connects circuit on circuit board 7；Upper section is inserted terminal 23, and inserted terminal 23 is the part with external plug cooperation.Maintenance foot 16 It is provided with two or more, for registration, is preferably four maintenance feet 16 in the present embodiment, it is outer to be uniformly arranged on insulation respectively On the edge of 1 bottom of shell, and cooperating with the fixed hole 71 on circuit board 7,71 aperture size of fixed hole is more bigger than maintenance foot size, Guarantee that maintenance again can be easy for installation.Wherein 1 bottom of insulation crust is rectangle in the present embodiment, so back-off 161 is arranged at four Corner position.

As in Figure 2-4, positive 2 bottom end of elastic slice is equipped with positive leg 21, and the anode leg 21 stretches out described the One mounting hole 12；3 bottom end of cathode elastic slice is equipped with positive leg 21, and the cathode leg 31 stretches out second mounting hole 13, the anticreep protrusion 22 of 3 side of the cathode elastic slice setting and the side wall of second mounting hole 13 cooperate；Detect elastic slice 4 bottom ends are equipped with positive leg 21, and the detecting leg 41 stretches out the third mounting hole 14,4 side of the detecting elastic slice setting The anticreep protrusion 22 and 14 side wall of third mounting hole cooperation, and second mounting hole 13 respectively with the third Mounting hole 14 and socket 10 penetrate through.

Due to needing positive elastic slice 2, cathode elastic slice 3 is detected elastic slice 4, is mounted on circuit board 7, so being respectively set Positive leg 21, cathode leg 22 detect leg 23, and for being welded on circuit board 7, in addition the second mounting hole 13 and third are pacified Dress 14 side wall of hole is all to face shape directly, so 22 cooperation of anticreep protrusion directly with cathode elastic slice 3 and detecting elastic slice 4, furthermore second Mounting hole 13 and third mounting hole 14 penetrate through, and the cathode elastic slice 3 of installation is contacted with each other with detecting elastic slice 4.

As depicted in figs. 1 and 2, by sheet metal from middle part punching press doubling, fold position is arc-shaped the cathode elastic slice 3, and Doubled over portion is also stamped with a bending protrusion 32 and a salient point 33.Fold position be it is arc-shaped, it is former to constitute a tabletting spring Reason, doubled over portion can be sprung back；Bending protrusion 32 cooperates external plug contact effect good, in addition, salient point 33 touches detecting bullet Piece 4.

As shown in Figure 2 and Figure 5, the socket 10 is internally provided with middle cardiac prominence 11, and first mounting hole 12 is through described Middle cardiac prominence 11, and 12 underpart opening of the first mounting hole is bigger than upper end opening, anode 2 inward curl of elastic slice is formed Inserted terminal 23,23 cross section of inserted terminal is at arc-shaped and top diameter is bigger than mid diameter, the inserted terminal 23 with it is described The cooperation of first mounting hole, 12 lower end.The inside of inserted terminal 23 and external plug cooperate, and wherein 23 top diameter of inserted terminal is larger, Facilitate external socket to inject, the top of 12 underpart opening of the first mounting hole can also be clamped at the top of inserted terminal 23, prevents anode Elastic slice 2 is skidded off from the upper end opening of the first mounting hole 12.

As shown in fig. 6, direct Current Outlet further includes dustproof cover 6,6 bottom of dustproof cover is provided with hollow snap fit tabs 61, and 61 external dimensions of the snap fit tabs matches with 10 size of socket, 61 inside dimension of snap fit tabs and institute It states middle 11 external dimensions of cardiac prominence to match, even closer in order to cooperate, 10 side of socket is evenly distributed with three or more Raised line 101,101 setting direction of raised line are consistent with 10 direction of socket.101 clamping snap fit tabs 61 of raised line, dustproof cover 6 are solid It is good to determine effect, and will not skid off easily.

As shown in Figure 3 and Figure 4,1 bottom of insulation crust offers the 4th mounting hole 15, the 4th mounting hole 15 peace Equipped with pre- leg 5, pre- leg 5 is flat sheet-like structure, and side wall is equipped with anticreep protrusion 22, anticreep protrusion 22 and the 4th mounting hole 15 Side wall cooperation, pre- leg 5 play the role of pre-welding in installation.

Now the installation of maintenance direct Current Outlet is briefly described:

As depicted in figs. 1 and 2, positive elastic slice 2, cathode elastic slice 3, detects elastic slice 4 and pre- leg 5 is respectively corresponded and is mounted on First mounting hole 12, the second mounting hole 13, on third mounting hole 14 and the 4th mounting hole 15, due to raised 22 clampings of anticreep, institute Will not fall off, install, salient point 33 on cathode elastic slice 3 contacts and simultaneously squeezes detecting elastic slice 4 at this time, bending protrusion 32 wear to Socket 10 is finally mounted on dustproof cover 6 at socket 10.It should be noted that in order to facilitate the installation of so first installation detecting bullet Piece 4 installs cathode elastic slice 3 again.

Assembled maintenance direct Current Outlet is placed in the corresponding position of circuit board 7, maintenance foot is first passed through and is held in electricity On road plate 7, then positive leg 21 again, the precision that cathode leg 31 and detecting leg 41 weld additionally can be before welding Prewelding first is carried out to pre- leg 5, confirmation circuit connection can weld positive leg 21, cathode leg 31 and detecting leg again rearward 41。

The present embodiment has the advantages that

1. be provided with back-off on maintenance foot, when installation direct Current Outlet is to circuit board, the back-off on maintenance foot can be passed through It is held in circuit board, realizes positioning installing；After the positive leg of welding, cathode leg and detecting leg, installation It finishes；In use, due to often plugging, so maintenance foot also subject to power, slows down or avoids positive leg, cathode leg and Detect leg stress.In positive elastic slice, cathode elastic slice and detecting elastic slice two sides are equipped with anticreep protrusion, after installation, due to The maintenance of anticreep protrusion acts on, and prevents positive elastic slice, and cathode elastic slice and detecting elastic slice fall off, when in use, often plug It will not loosen.

2. the dustproof cover being arranged all to play dustproof effect in installation and packed and transported, and is additionally provided on socket Raised line, raised line are squeezed so that dustproof cover is stronger, cannot be fallen easily.

Embodiment two:

Compared with Example 1, there is following difference:

As shown in Figure 8 and Figure 9,16 end of maintenance foot offers through slot 162, the 162 depth dimensions H1 ratio of through slot 161 height dimension H2 of the back-off are big.More specifically, the two sides of maintenance foot 16 are arranged in back-off 161, between back-off 161 It is provided with through slot 162, back-off 161 is when squeezing contraction to 162 bias internal of through slot.

The two sides of maintenance foot 16 are only not only provided with back-off 161 in the present embodiment, it further should be understood that in maintenance foot Back-off 161 can be set in 16 side, and through slot 162 is also not only arranged one, and through slot that is a plurality of parallel or intersecting can be set 162。

It is compared to the advantages of embodiment one: it is upper inevitable more firm that multiple 161 connections of back-off are set on a maintenance foot 16 Gu.Remaining principle and advantage is identical, is not repeated herein.

Embodiment three:

Compared with Example 1, there is following difference:

As shown in Figure 10, the positive elastic slice 2 is provided with inserted terminal 23, and the inserted terminal 23 is arranged to down " Ω " shape.It inserts The most narrow place and external plug for connecing end 23 cooperate, and internal the widest part can not only avoid external plug, moreover it is possible to play elimination and answer masterpiece With.

Be compared to the advantages of embodiment one: by way of two-point contact, the elasticity arm expanded outwardly is bigger, when extruding Deformation is not easy beyond elastic deformation, and adjusting force brachium is short more convenient, remaining principle and advantage is identical, does not do herein superfluous It states.

The preferred embodiments of the present invention have been described in detail above.It should be appreciated that the ordinary skill people of this field Member according to the present invention can conceive without creative work makes many modifications and variations.Therefore, it is all in the art Technical staff passes through logical analysis, reasoning, or a limited experiment according to the design of the utility model on the basis of existing technology can It, all should be within the scope of protection determined by the claims with obtained technical solution.

Claims (10)

1. a kind of maintenance direct Current Outlet including insulation crust (1) and is mounted on the internal positive bullet of the insulation crust (1) Piece (2), cathode elastic slice (3) are detected elastic slice (4), and insulation crust (1) top offers socket (10), it is characterised in that:

Insulation crust (1) bottom is also provided with the first mounting hole (12), the second mounting hole (13) and third mounting hole (14), the first mounting hole (12) installation positive elastic slice (2), second mounting hole (13) install the cathode elastic slice (3) and the third mounting hole (14) installs the detecting elastic slice (4)；

The anode elastic slice (2), cathode elastic slice (3) and detecting elastic slice (4) two sides are equipped with anticreep protrusion (22), institute The first mounting hole (12) side is stated to offer limiting slot (121), the anticreep raised (22) of the anode elastic slice (2) with it is described Limiting slot (121) cooperation, insulation crust (1) bottom margin are provided with more than two maintenance feet (16), the maintenance foot (16) side is provided with back-off (161).

2. maintenance direct Current Outlet according to claim 1, it is characterised in that: maintenance foot (16) end offers logical Slot (162), through slot (162) depth dimensions (H1) are bigger than back-off (161) height dimension (H2).

3. maintenance direct Current Outlet according to claim 1, it is characterised in that: anode elastic slice (2) bottom end is equipped with just Pole leg (21), the anode leg (21) stretch out first mounting hole (12)；Cathode elastic slice (3) bottom end is equipped with cathode Leg (31), the cathode leg (31) stretch out second mounting hole (13), and cathode elastic slice (3) side is arranged described The side wall of anticreep protrusion (22) and second mounting hole (13) cooperates；It detects elastic slice (4) bottom end and is equipped with detecting leg (41), institute It states detecting leg (41) and stretches out the third mounting hole (14), the anticreep protrusion of detecting elastic slice (4) side setting (22) cooperate with third mounting hole (14) side wall, and second mounting hole (13) is passed through with the third mounting hole (14) It is logical.

4. maintenance direct Current Outlet according to claim 3, it is characterised in that: the cathode elastic slice (3) by sheet metal from Middle part punching press doubling, fold position are arc-shaped, and doubled over portion is also stamped with a bending protrusion (32) and a salient point (33).

5. maintenance direct Current Outlet according to claim 1, it is characterised in that: the socket (10) is internally provided with center Convex (11), first mounting hole (12) run through the middle cardiac prominence (11), and first mounting hole (12) underpart opening ratio Upper end opening is big.

6. maintenance direct Current Outlet according to claim 5, it is characterised in that: described anode elastic slice (2) inward curl shape At inserted terminal (23), inserted terminal (23) cross section is at arc-shaped and top diameter is bigger than mid diameter, the inserted terminal (23) cooperate with the first mounting hole (12) lower end.

7. maintenance direct Current Outlet according to claim 5, it is characterised in that: further include dustproof cover (6), the dustproof cover (6) bottom is provided with hollow snap fit tabs (61), and the snap fit tabs (61) external dimensions and the socket (10) size Match, snap fit tabs (61) inside dimension matches with middle cardiac prominence (11) external dimensions.

8. maintenance direct Current Outlet according to claim 7, it is characterised in that: socket (10) side is evenly distributed with Three or more raised lines (101), raised line (101) setting direction are consistent with socket (10) direction.

9. maintenance direct Current Outlet according to claim 1, it is characterised in that: the anode elastic slice (2) is provided with grafting It holds (23), the inserted terminal (23) is arranged to down " Ω " shape.

10. -9 described in any item maintenance direct Current Outlets according to claim 1, it is characterised in that: insulation crust (1) bottom Portion offers the 4th mounting hole (15), and the 4th mounting hole (15) is equipped with pre- leg (5).