CN201285938Y - Socket structure with earthing function and switching apparatus - Google Patents
Socket structure with earthing function and switching apparatus Download PDFInfo
- Publication number
- CN201285938Y CN201285938Y CNU2008201371668U CN200820137166U CN201285938Y CN 201285938 Y CN201285938 Y CN 201285938Y CN U2008201371668 U CNU2008201371668 U CN U2008201371668U CN 200820137166 U CN200820137166 U CN 200820137166U CN 201285938 Y CN201285938 Y CN 201285938Y
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- Prior art keywords
- metal shell
- connector
- socket
- molding
- metal
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- Expired - Fee Related
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Abstract
The utility model provides a socket structure with grounding function and a switching device. The socket structure comprises a hollow metal shell, a connecting module and a grounding spring plate, wherein the metal shell is provided with an annular part and an extending part which extends from the annular part and is provided with a thread section at the circumference; the connecting module is arranged inside the metal shell and comprises a connector and a plurality of terminals electrically connected to the connector, the connector is provided with a shield shell, and the terminals extend out from the metal shell; the grounding spring plate is arranged inside the metal shell and provided with a first contact part and a second contact part, and the first contact part and the second contact part are respectively connected to the inner surface of the metal shell and the surface of the shield shell, therefore, the stable grounding efficacy can be provided. The socket structure can combine with a plug structure to form the switching device which is effectively waterproof and has favorable grounding.
Description
Technical field
The utility model relates to a kind of socket and switching device, is meant a kind of socket and switching device with grounding function especially.
Background technology
Existing socket 1a as shown in Figure 1, comprise a plastic casing 10a, a connector 20a, a circuit board 30a, reach O shape ring 40a, wherein this plastic casing 10a is a hollow housing made from plastic material, and this plastic casing 10a is provided with a ring portion 11a and an extension 12a by this ring portion 11a extension, this extension 12a periphery is provided with thread segment 13a, and this thread segment 13a is bolted with a nut 14a.
This connector 20a is provided with a plurality of terminal 21a, and can be electrically connected at this circuit board 30a by described terminal 21a, this connector 20a and this circuit board 30a all are arranged at this plastic casing 10a inside, and described terminal 21a passes this circuit board 30a backward and stretches out outside this plastic casing 10a.This O shape ring 40a is sheathed on the extension 12a of this plastic casing 10a.
During use, this socket 1a is fixed in the casing 100a of an electronic installation by this nut 14a assembling, this casing 100a has a perforation 101a, the extension 12a of this plastic casing 10a is stretched out by this perforation 101a, described terminal 21a also is connected with holding wire in defaulting in casing 100a, this moment, this O shape ring 40a was folded between this casing 100a inner face and this ring portion 11a front end face, entered to prevent water gas.This socket 1a wherein directly welds an earth connection in a terminal 21a rear end by the general usually, whereby noise is given the ground connection eliminating.
Above-mentioned terminal is when being connected with earth connection, can be subjected to the restriction of casing 100a inner space, and the welding degree of difficulty is increased, also be difficult for assembling simultaneously, and when electronic installation is vibrated or is dropped, be easy to generate the phenomenon of solder crack between terminal 21a and the earth connection, the problem that causes grounding function to lose efficacy causes the damage of electronic installation.
The utility model content
The purpose of this utility model provides the socket of a kind of effectively waterproof and ground connection.
Another purpose of the present utility model is to provide the switching device of a kind of effectively waterproof and ground connection.
In order to reach above-mentioned purpose, the utility model provides a kind of socket of tool grounding function, comprising: a hollow metal housing is provided with the extension that a ring portion and is extended by this ring portion forward, this extension front end face has an opening, and this extension periphery is provided with thread segment;
One link block, be arranged at this metal shell inside, a plurality of terminals that this link block comprises a connector and electrically connects with this connector, this connector is revealed in the opening of this extension and has a shielding casing, and described terminal stretches out outside this metal shell backward; And
One grounding elastic part is arranged at this metal shell inside, and this grounding elastic part has one first contact site and one second contact site that is connected, and this first contact site is connected to the inner face of this metal shell, and this second contact site is connected to the shielding casing surface of this connector.
The utility model provides a kind of switching device of tool grounding function in addition, comprises:
One hollow metal housing is provided with the extension that a ring portion and is extended by this ring portion forward, and this extension front end face has an opening, and this extension periphery is provided with thread segment;
One link block, be arranged at this metal shell inside, a plurality of terminals that this link block comprises a connector and electrically connects with this connector, this connector is revealed in the opening of this extension and has a shielding casing, and described terminal stretches out outside this metal shell backward; And
One grounding elastic part is arranged at this metal shell inside, and this grounding elastic part has one first contact site and one second contact site that is connected, and this first contact site is connected to the inner face of this metal shell, and this second contact site is connected to the shielding casing surface of this connector; And
One plug construction is incorporated into this socket, and this plug construction comprises:
One link block, the cable that comprises a butt connector and electrically connect with this butt connector, this butt connector butts up against the connector of this socket;
One first molding is coated on outside this link block, and this first molding is anterior to be convexly equipped with a flange toward outer radial, and this butt connector stretches out this first molding front end, and this cable passes this first molding rear end;
One metal spiro connecting piece is hollow form, and this metal spiro connecting piece inner face is provided with screw thread, is locked on the thread segment of this metal shell in order to be spirally connected, and this metal spiro connecting piece inner face is toward the interior block wall that radially is convexly equipped with; And
One second molding is overmolded in this first molding and this cable outside, and the flange rear end face of this second molding front end face and this first molding segment distance of being separated by is limited between this first molding and this second molding this metal spiro connecting piece.
Compared with prior art, the utlity model has following beneficial effect:
1, socket of the present utility model is provided with grounding elastic part, and extraneous noise can conduct to metal shell and the ground connection eliminating more quickly via this grounding elastic part.
2, this grounding elastic part directly is assembled in this metal shell inside, not only assembles more convenient and can guarantee the effect of ground connection, has higher reliability.
3, the metal shell structural strength of socket of the present utility model is stronger, is difficult for be full of cracks and aged deterioration, forms a kind of design of single waterproof.
4, plug construction of the present utility model utilizes the mode of Overmolded (over-molding), the metal spiro connecting piece is limited between this first molding and this second molding, can prevent that not only the metal spiro connecting piece from dropping, also can form two-layer waterproof construction, have preferable waterproof effect.
Description of drawings
Fig. 1 is the combination schematic diagram of existing socket.
Fig. 2 is the three-dimensional exploded view of first embodiment of socket of the present utility model.
Fig. 3 is the three-dimensional exploded view of first another angle of embodiment of socket of the present utility model.
Fig. 4 is the three-dimensional combination figure of first embodiment of socket of the present utility model.
Fig. 5 is the 5-5 cutaway view of Fig. 4.
Fig. 6 is the three-dimensional exploded view of plug construction of the present utility model.
Fig. 7 is the three-dimensional combination figure of plug construction of the present utility model.
Fig. 8 is the 8-8 cutaway view of Fig. 7.
Fig. 9 is the three-dimensional exploded view of second embodiment of socket of the present utility model.
Figure 10 is the three-dimensional combination figure of second embodiment of socket of the present utility model.
Figure 11 is the 11-11 cutaway view of Figure 10.
Wherein, [have now]
The 1a socket
The 10a plastic casing
The 11a ring portion
The 12a extension
The 13a thread segment
The 14a nut
The 20a connector
The 21a terminal
The 30a circuit board
40a O shape ring
The 100a casing
The 101a perforation
[the utility model]
1 socket
10 metal shells
11 storage tanks
12 ring portions
121 sockets
13 extensions
131 openings
14 thread segments
15 nuts
20 link blocks
21 sleeve members
211 assembling groves
212 first perforation
213 second perforation
22 circuit boards
23 connectors
231 shielding casings
24 terminals
25 colloids
40 grounding elastic parts
41 base portions
42 first contact sites
43 second contact sites
5 plug constructions
50 link blocks
51 butt connectors
52 cables
60 first moldings
61 bodies
62 flanges
70 metal spiro connecting pieces
71 screw threads
72 block walls
80 second moldings
90 waterproof washers
Position, 91 hole
100 casings
101 perforation
Embodiment
See also Fig. 2 to shown in Figure 4, first embodiment for the socket 1 of tool grounding function of the present utility model comprises: a metal shell 10, a link block 20, an and grounding elastic part 40.This metal shell 10 is made with waterproof metal material, and its material does not have qualification, but is preferable with kirsite material die casting producer.This metal shell 10 is hollow form, and inside is provided with a storage tank 11 (as shown in Figure 5).This metal shell 10 is provided with the extension 13 that a ring portion 12 and is extended by this ring portion 12 forward, and these ring portion 12 rear end faces are provided with a socket 121 (as shown in Figure 3) that is connected with storage tank 11.These extension 13 front end faces have an opening 131, and these extension 13 peripheries are provided with thread segment 14, and this extension 13 is bolted with a nut 15 by this thread segment 14.
This link block 20 is arranged at this metal shell 10 inside, and this link block 20 comprises a sleeve member 21, a circuit board 22, a connector 23, reaches most terminals 24.This sleeve member 21 is inserted in this storage tank 11 by the socket 121 of this metal shell 10, and these sleeve member 21 inside are provided with an assembling grove 211, and these sleeve member 21 front and rear ends are respectively equipped with first perforation 212, second and bored a hole for 213 (as shown in Figures 2 and 3).This sleeve member 21 can protect this circuit board 22, connector 23, and terminal 24 not damaged by external force.
This circuit board 22 is inserted in the assembling grove 211 of this sleeve member 21 accordingly, and this connector 23 is reached electric connection with terminal 24 via this circuit board 22.Terminal 24 is arranged in this second perforation 213 and stretches out this metal shell 10 outer (as shown in Figure 5) backward, in order to connect holding wire or another circuit board.
The pattern of this connector 23 does not have qualification, can be various electric connectors such as Mini-USB connector, USB connector, RJ45 connector.This connector 23 stretches out these sleeve member 21 front ends by first perforation 212 of this sleeve member 21 and is revealed in the opening 131 (as shown in Figure 5) of this metal shell 10.This connector 23 has a shielding casing 231, and this shielding casing 231 is made with metal material, in order to prevent electromagnetic interference (EMI).
This grounding elastic part 40 is made with conductive metallic material, and this grounding elastic part 40 has a base portion 41, and these base portion 41 two ends extend to form flexible first contact site 42 of tool and second contact site 43 toward the rear bending, makes this grounding elastic part 40 structure that roughly takes the shape of the letter U.See also Fig. 5, in the present embodiment, this grounding elastic part 40 is folded in this sleeve member 21 near tip position, and is arranged in the storage tank 11 of this metal shell 10.This base portion 41 is connected to this sleeve member 21 front ends, and this first contact site 42 is contacted with the inner face of this metal shell 10, and this second contact site 43 is contacted with this shielding casing 231 top surfaces; By the socket 1 of above-mentioned composition to form tool grounding function of the present utility model.
In addition, this socket 1 can further comprise colloid 25 (as shown in Figure 5), this colloid 25 can be insulating material such as silica gel, epoxy resin and is filled at the zone that constitutes between storage tank 11 walls by this sleeve member 21 rear end faces and this metal shell 10, with the socket 121 of this metal shell 10 of further sealing, promote its water-proof function.
This socket 1 sees also Fig. 5 in order on the casing 100 that is installed in an electronic installation, and this casing 100 has a perforation 101 corresponding with this socket 1.During assembling, the terminal 24 of this socket 1 stretches out outside this metal shell 10 and is electrically connected at holding wire or another circuit board (figure does not show) of casing 100 inside.The extension 13 of this metal shell 10 is stretched out outside this casing 100 by this perforation 101, and by the threaded of this nut 15 with this thread segment 14, makes socket 1 assembling be fixed in perforation 101 places of this casing 100.
The utility model provides a switching device in addition, and this switching device also comprises a plug construction 5 except above-mentioned socket 1, be incorporated into this socket 1 in order to correspondence.See also Fig. 6 to shown in Figure 8, this plug construction 5 comprises: a link block 50, one first molding 60, a metal spiro connecting piece 70, and one second molding 80.Wherein this link block 50 comprises the cable 52 that a butt connector 51 reaches and this butt connector 51 electrically connects, and this butt connector 51 can butt up against the connector 23 of this socket 1, carries out the transmission of signal.
This first molding 60 has a cylindrical body 61, and this body 61 is coated on outside this link block 50, and these first molding, 60 anterior past outer radials are convexly equipped with a flange 62.This butt connector 51 stretches out this first molding, 60 front ends, and this cable 52 passes this first molding, 60 rear ends.
This metal spiro connecting piece 70 is hollow form, and makes with waterproof metal material, though be preferable with kirsite material die casting producer, qualification is not arranged.These metal spiro connecting piece 70 inner faces are provided with the screw thread 71 corresponding with thread segment 14, be locked on the thread segment 14 of the metal shell 10 of this socket 1 in order to be spirally connected, place, the nearly rear portion of these metal spiro connecting piece 70 inner faces is toward the interior ringwise block wall 72 (as shown in Figure 8) that radially is convexly equipped with.
This second molding 80 is being coated on partly this cable 52 and this first molding 60 in it with the be separated by position of one section suitable distance of the flange 62 of this first molding 60 in the mode of Overmolded (over-molding), so that the block wall 72 of this metal spiro connecting piece 70 is limited between flange 62 rear end faces and this second molding, 80 front end faces of this first molding 60, make this metal spiro connecting piece 70 can be by coming off on this first molding 60.Thus, can make that aqueous vapor is difficult to enter to inside by this two-layer waterproof construction, have preferable waterproof effect at the outside two-layer waterproof construction (i.e. first molding 60 and second molding 80) that forms in the cable 52 and the junction of butt connector 51; By above-mentioned composition to form plug construction 5 of the present utility model.
This plug construction 5 also can further comprise a waterproof washer 90, and this waterproof washer 90 is arranged at this first molding, 60 front end faces, and is positioned at this metal spiro connecting piece inside, and this waterproof washer 90 has a position, hole 91 that supplies this butt connector 51 to wear.When plug construction 5 was incorporated into this socket 1, these waterproof washer 90 surfaces were connected to extension 131 front end faces of this metal shell 10, with the effect of further its waterproof of enhancement.
See also Fig. 9 to shown in Figure 11, be second embodiment of the socket 1 of tool grounding function of the present utility model, with the difference of first embodiment be in:
This connector 23 is a USB connector.This grounding elastic part 40 is folded in this sleeve member 21 near side locations, and first contact site 42 of this grounding elastic part 40 is contacted with the inner face of this metal shell 10, and this second contact site 43 is contacted with this shielding casing 231 side surface.Whereby, can reach the ground connection effect identical with first embodiment.
Therefore, the utility model has characteristics described as follows and function:
1, because socket 1 of the present utility model is provided with grounding elastic part 40 in metal shell 10 inside, therefore extraneous noise can be borrowed the shielding casing 231 of this connector 23 to conduct to metal shell 10 more quickly via this grounding elastic part 40 and give the ground connection eliminating.
2, this grounding elastic part 40 directly is assembled in this metal shell 10 inside, assembles more convenient.Even be subjected to vibration, rock at electronic installation, still can guarantee the effect of this socket 1 ground connection, its reliability is higher.
3, the metal shell 10 of socket 1 of the present utility model is made with waterproof metal material, and its structural strength is stronger, can prolongedly use, and is difficult for be full of cracks and aged deterioration, can avoid aqueous vapor to infiltrate in this metal shell 10, forms a kind of design of single waterproof.
4, plug construction 5 of the present utility model utilizes the mode of Overmolded (over-molding), metal spiro connecting piece 70 is limited between this first molding 60 and this second molding 80, prevent that it from dropping, therefore buckle structure in order to fixing metal spiro connecting piece 70 need not be set respectively on this first molding 60 and this second molding 80, but simplified structure not only, also can form two-layer waterproof construction, with further lifting waterproof effect.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (10)
1. the socket with grounding function is characterized in that, comprising:
One hollow metal housing is provided with the extension that a ring portion and is extended by this ring portion forward, and this extension front end face has an opening, and this extension periphery is provided with thread segment;
One link block, be arranged at this metal shell inside, a plurality of terminals that this link block comprises a connector and electrically connects with this connector, this connector is revealed in the opening of this extension and has a shielding casing, and described terminal stretches out outside this metal shell backward; And
One grounding elastic part is arranged at this metal shell inside, and this grounding elastic part has one first contact site and one second contact site that is connected, and this first contact site is connected to the inner face of this metal shell, and this second contact site is connected to the shielding casing surface of this connector.
2. the socket with grounding function as claimed in claim 1 is characterized in that, the metal shell of this metal shell for making with the kirsite material.
3. the socket with grounding function as claimed in claim 1 or 2 is characterized in that this link block also comprises a circuit board, and this connector and described terminal are reached electric connection via this circuit board.
4. the socket with grounding function as claimed in claim 3, it is characterized in that, this link block also comprises a sleeve member, this metal shell inside is provided with a storage tank, this sleeve member is inserted in this storage tank, this sleeve member inside is provided with an assembling grove for this circuit board plant, and this sleeve member front end face is provided with one first perforation of stretching out this sleeve member front end for this connector, and this sleeve member rear end face is provided with one second perforation that wears for described terminal.
5. the socket with grounding function as claimed in claim 3, it is characterized in that, this link block also comprises a sleeve member, this metal shell inside is provided with a storage tank, this sleeve member is inserted in this storage tank, and this grounding elastic part is folded in this sleeve member, and this grounding elastic part has a base portion, this base portion is connected to this sleeve member front end, and this first contact site and this second contact site are extended to form by this base portion two ends bending.
6. the socket with grounding function as claimed in claim 5 is characterized in that this socket also comprises colloid, and this colloid is filled at the zone that constitutes between the storage tank wall by this sleeve member rear end face and this metal shell.
7. the switching device with grounding function is characterized in that, comprises:
One socket comprises:
One hollow metal housing is provided with the extension that a ring portion and is extended by this ring portion forward, and this extension front end face has an opening, and this extension periphery is provided with thread segment;
One link block, be arranged at this metal shell inside, a plurality of terminals that this link block comprises a connector and electrically connects with this connector, this connector is revealed in the opening of this extension and has a shielding casing, and described terminal stretches out outside this metal shell backward; And
One grounding elastic part is arranged at this metal shell inside, and this grounding elastic part has one first contact site and one second contact site that is connected, and this first contact site is connected to this metal shell inner face, and this second contact site is connected to the shielding casing surface of this connector; And
One plug construction is incorporated into this socket, and this plug construction comprises:
One link block, the cable that comprises a butt connector and electrically connect with this butt connector, this butt connector butts up against the connector of this socket;
One first molding is coated on outside this link block, and this first molding is anterior to be convexly equipped with a flange toward outer radial, and this butt connector stretches out this first molding front end, and this cable passes this first molding rear end;
One metal spiro connecting piece is hollow form, and this metal spiro connecting piece inner face is provided with screw thread, is locked on the thread segment of this metal shell in order to be spirally connected, and this metal spiro connecting piece inner face is toward the interior block wall that radially is convexly equipped with; And
One second molding is overmolded in this first molding and this cable outside, and the flange rear end face of this second molding front end face and this first molding segment distance of being separated by is limited between this first molding and this second molding this metal spiro connecting piece.
8. the switching device with grounding function as claimed in claim 7 is characterized in that, the metal spiro connecting piece of this metal spiro connecting piece for making with the kirsite material.
9. as claim 7 or 8 described switching devices with grounding function, it is characterized in that, this plug construction also comprises a waterproof washer, this waterproof washer is positioned at this metal spiro connecting piece inside and is arranged at this first molding front end face, and this waterproof washer has a position, hole that supplies this butt connector to wear.
10. the switching device with grounding function as claimed in claim 9 is characterized in that, this waterproof washer surface is connected to the extension front end face of this metal shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201371668U CN201285938Y (en) | 2008-10-13 | 2008-10-13 | Socket structure with earthing function and switching apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201371668U CN201285938Y (en) | 2008-10-13 | 2008-10-13 | Socket structure with earthing function and switching apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201285938Y true CN201285938Y (en) | 2009-08-05 |
Family
ID=40950909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201371668U Expired - Fee Related CN201285938Y (en) | 2008-10-13 | 2008-10-13 | Socket structure with earthing function and switching apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201285938Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107046211A (en) * | 2016-12-26 | 2017-08-15 | 北京机械设备研究所 | A kind of USB flash disk installation method of waterproof antidetonation |
| CN117477144A (en) * | 2023-12-28 | 2024-01-30 | 深圳市德兰明海新能源股份有限公司 | Energy storage device and shell thereof |
| CN117477144B (en) * | 2023-12-28 | 2024-05-07 | 深圳市德兰明海新能源股份有限公司 | Energy storage device and shell thereof |
-
2008
- 2008-10-13 CN CNU2008201371668U patent/CN201285938Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107046211A (en) * | 2016-12-26 | 2017-08-15 | 北京机械设备研究所 | A kind of USB flash disk installation method of waterproof antidetonation |
| CN107046211B (en) * | 2016-12-26 | 2019-04-12 | 北京机械设备研究所 | A kind of USB flash disk installation method of waterproof antidetonation |
| CN117477144A (en) * | 2023-12-28 | 2024-01-30 | 深圳市德兰明海新能源股份有限公司 | Energy storage device and shell thereof |
| CN117477144B (en) * | 2023-12-28 | 2024-05-07 | 深圳市德兰明海新能源股份有限公司 | Energy storage device and shell thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090805 Termination date: 20161013 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |