CN2430789Y

CN2430789Y - Charging plug

Info

Publication number: CN2430789Y
Application number: CN 00239222
Authority: CN
Inventors: 关启德
Original assignee: HONGSONG PRECISION INDUSTRY Co Ltd
Current assignee: HONGSONG PRECISION INDUSTRY Co Ltd
Priority date: 2000-06-06
Filing date: 2000-06-06
Publication date: 2001-05-16
Anticipated expiration: 2010-06-06

Abstract

The utility model discloses a charging plug. The utility model comprises an insulating external case, a terminal seat contained in the insulating external case, conductive terminals assembled and arranged on the terminal seat and a shield body. The terminal seat comprises a base part and a square containing chamber extended by the base part and through assembly holes are arranged on the containing chamber; the shield body wraps the square containing chamber and a position distinguishing device is arranged between the shield body and the square containing chamber. The structural characteristics of the utility model not only provide a completely innovative structure shape for the charging plug and reduce the size, but also the position distinguishing device can ensure that the charging plug is butted with a socket connector with a correct position.

Description

Charging plug

The utility model relates to a kind of plug, is meant especially a kind ofly to be used for the charger telecommunication and to peg graft, and its telecommunication transmission ends volume is little, and has and prevent to misplug setting, and the charging plug of telecommunication transmission stability can be provided.

At present, charging plug and charging socket connector are mutually to attaching to the telecommunication transmission, and for fear of short circuit and the motion space of conducting terminal is provided, and the requirement of material injection molded etc., the volume of existing charging socket connector is big, the volume of the charging plug that docks with it also can't dwindle relatively, thereby does not meet frivolous small and exquisite trend.Please consult by Fig. 1, the existing socket connector 1 that is used in the mobile phone charging has circular inserting hole 10, be subject to the intensity of plastic cement injection molded, the volume of existing socket connector 1 can't dwindle, thereby contact jaw 20 volumes of charging plug 2 hollow cylindricals that correspondingly dock with it also can't dwindle.Given this, the applicant discloses a kind of charging socket connector height that reduces in No. 89203120, being used for the charging socket connector in this case cooperates charging end stroma frame to be set as a square charging slot by the metal baffle, the frame of mat metal baffle is established and is replaced the plastic cement injection molded and can effectively reduce whole height, so make be assembled in mobile phone after integral thickness can reduce.

The purpose of this utility model is to provide a kind of charging plug, structure innovation, and can effectively reduce the contact jaw volume, and then can cooperate with the butt joint socket connector and reach frivolous small and exquisite designer trends.

For this reason, the utility model provides a kind of charging plug, it comprises insulation crust, terminal base and conducting terminal, it is characterized in that: described insulation crust has first housing and second housing that can engage mutually for one, and described first housing is respectively equipped with corresponding butt joint side and is connected side with second housing; Described terminal base is assembled between this first and second housing, described terminal base comprises base portion and reaches by the extended square accommodation chamber of base portion, wherein base portion is positioned at the connection side of insulation crust, and square accommodation chamber is positioned at the butt joint side of insulation crust, and is provided with the assembly hole that is through to base portion in this accommodation chamber; Described conducting terminal is arranged in the accommodation chamber of terminal base, and described conducting terminal has contact site, interference part and connecting portion, wherein the contact site near the assembly hole of accommodation chamber, and the interference part can with the accommodation chamber interference engagement; Other is provided with the baffle that square accommodation chamber is coated, and described baffle is empty thoroughly with respect to the assembly hole both sides of terminal base.

In the utility model, be provided with between described baffle and the square accommodation chamber and can distinguish a device for what charging plug and socket connector correctly docked.

In the utility model, the described position of distinguishing is installed on the square accommodation chamber groove is set, and in the baffle corresponding section groove that can coincide is set.

In the utility model, described first and second housing is provided with caulking groove with respect to the base portion of terminal base, and is fashionable in first and second case lid, and the periphery of this base portion inlay card mutually is combined as a whole first and second housing.

In the utility model, the connection side of described first housing is provided with the portion of heaving that is beneficial to gripping.

In the utility model, the surface of the portion of heaving of described first housing is set to increase the matsurface of the frictional force of gripping.

In the utility model, described first housing engages mutually with second housing, and first housing is provided with the card post, and is provided with draw-in groove with respect to Ka Zhuchu on second housing.

In the utility model, described baffle be provided with one can with the button mouth that docks the charging socket buckle.

In the utility model, described conducting terminal is a U-shaped body, the relative punching out of one side on U-shaped body both sides has the contact site of clamping action, then is provided with overhead kick on the opposite side apical margin on U-shaped body both sides, in addition is extended with the connecting portion that can join with power supply with respect to the base of contact site in U-shaped.

The utility model advantageous effect is: structure innovation, have and prevent the function of use that misplugs, and the coating of mat metal baffle replaces the plastic cement injection molded and can effectively reduce whole height, and then make be assembled in mobile phone after integral thickness can reduce, and can effectively reduce the contact jaw volume, and then can cooperate and reach frivolous small and exquisite designer trends with the butt joint socket connector.

Fig. 1 is the three-dimensional exploded view of existing charging plug and socket.

Fig. 2 is the three-dimensional exploded view of the utility model charging plug.

Fig. 3 is the combination stereogram of the utility model charging plug among Fig. 2.

Fig. 4 is the three-dimensional exploded view of the utility model charging plug and socket connector.

Fig. 5 is the sectional plan view before the utility model charging plug docks with socket connector.

Fig. 6 is the utility model charging plug and sectional plan view after socket connector docks.

Now in conjunction with the accompanying drawings the utility model is described in detail as follows:

Seeing also Fig. 2 the utility model charging plug 3 comprises: insulation crust 4, terminal base 5, conducting terminal 6, and baffle 7 grades are mainly constructed, this insulation crust 4 wherein, have first housing 40 and second housing 41, wherein first housing 40 is provided with card post 401, and be provided with draw-in groove 411 with respect to card post 401 on second housing 41, both can be engaged mutually and be one.In addition, first housing 40 and second housing 41 have corresponding butt joint side 42 respectively and are connected side 43, and be provided with caulking groove 44 (for the fastener of this case) in first and

second housing

40,41, are used for winding stiff end stroma 5.Again, the connection side 43 of this first housing 40 is provided with the portion of heaving 431 that the surface is concavo-convex matsurface, is beneficial to gripping.

This terminal base 5 is assembled in 40,41 of this first and second housings, it comprises base portion 50 and reaches by 50 extended square accommodation chambers 51 of base portion, wherein base portion 50 is positioned at the connection side 43 of insulation crust, and square accommodation chamber 51 is the butt joint side 42 that is positioned at insulation crust, and draw in this accommodation chamber and to be provided with the assembly hole 52 that is through to base portion 50, be used to accommodate conducting terminal 6.During assembling the base portion 50 of this terminal base 5 up and down around, can with the caulking groove 44 of aforementioned first and

second housing

40,41 inlay card mutually.

This conducting terminal 6 is for connecting positive pole, be assembled in the accommodation chamber 51 of terminal base 5, the conducting terminal body that takes the shape of the letter U, have contact site 60, interference part 61 and connecting portion 62, wherein a side relative punching out of contact site 60 in U-shaped body both sides forms and has a clamping action, interference part 61 then is provided with overhead kick on the opposite side apical margin on U-shaped body both sides, 62 of this connecting portions extend and can be connected with power line with respect to the base of contact site in the U-shaped body.Please cooperate Fig. 5 to consult, this conducting terminal 6 assembling contact sites 60 are positioned near the assembly hole 52 of terminal base 5, can insert and put with the terminal 90 of butt joint socket connector 9 to reach telecommunication and be communicated with.

Baffle 7 coats square accommodation chamber 51, and its assembly hole 52 both sides with respect to terminal base 5 are empty thoroughly, is provided with second terminal 71 and extend with respect to a side of the base portion 50 of terminal base 5, can be as the link of another negative pole.Again, further be provided with a button mouthfuls 72 on this baffle 7, can with dock the charging socket buckle.In addition, be provided with between this baffle 7 and the square accommodation chamber 51 and distinguish a device, this distinguishes that a device can provide charging plug to keep correct orientation to dock with socket connector mat.This distinguishes that the position is installed on the square accommodation chamber 51 groove 53 is set, and in baffle 7 corresponding sections corresponding grooves 73 is set.

Continuous see also Fig. 3 and cooperate Fig. 1, during the utility model assembling, earlier conducting terminal 6 is assembled in the square accommodation chamber 51 of terminal base 5, and 7 groups of baffles are fixed in the accommodation chamber 51 of terminal base 5, base portion 50 peripheries of mat terminal base 5 are embedded in the caulking groove 44 of first and

second housing

40,41 again, at last first and

second housing

40,41 being engaged mutually is one, promptly can be assembled into as Fig. 3.See also Fig. 4 again and be the exploded view of the utility model charging plug 3 with the socket connector 9 that docks, the groove 73 that can find out this charging plug 3 as shown in the figure must must be in same orientation cun can dock smoothly with the body 93 of distinguishing on the socket connector 9, otherwise promptly can't dock.That is this charging plug 3 must plant with certain orientation butt joint, otherwise indexing then can't dock smoothly, thereby has and prevent the effect that misplugs.In addition, see also the contact site 60 that Fig. 5,6 can find out the conducting terminal 6 of the utility model charging plug 3, firmly insert and put with the terminal 90 of socket connector 9, and the button mouth 72 of this baffle 7 can deduct with the tongue piece 91 on the socket connector 9 after pegging graft, and can make butt joint that firm telecommunication laser propagation effect firmly is provided.

Claims

1, a kind of charging plug, it comprises insulation crust, terminal base and conducting terminal, it is characterized in that: described insulation crust has first housing and second housing that can engage mutually for one, and described first housing is respectively equipped with corresponding butt joint side and is connected side with second housing; Described terminal base is assembled between this first and second housing, described terminal base comprises base portion and reaches by the extended square accommodation chamber of base portion, wherein base portion is positioned at the connection side of insulation crust, and square accommodation chamber is positioned at the butt joint side of insulation crust, and is provided with the assembly hole that is through to base portion in this accommodation chamber; Described conducting terminal is arranged in the accommodation chamber of terminal base, and described conducting terminal has contact site, interference part and connecting portion, wherein the contact site near the assembly hole of accommodation chamber, and the interference part can with the accommodation chamber interference engagement; Other is provided with the baffle that square accommodation chamber is coated, and described baffle is empty thoroughly with respect to the assembly hole both sides of terminal base.

2, charging plug according to claim 1 is characterized in that: be provided with between described baffle and the square accommodation chamber and can distinguish a device for what charging plug and socket connector correctly docked.

3, as charging plug as described in the claim 2, it is characterized in that: describedly distinguish that the position is installed on the square accommodation chamber groove is set, and the groove that can coincide is set in the baffle corresponding section.

4, as charging plug as described in claim 2 or 3, it is characterized in that: described first and second housing is provided with caulking groove with respect to the base portion of terminal base, and is fashionable in first and second case lid, and the periphery of this base portion inlay card mutually is combined as a whole first and second housing.

5, as charging plug as described in the claim 4, it is characterized in that: the connection side of described first housing is provided with the portion of heaving that is beneficial to gripping.

6, as charging plug as described in the claim 5, it is characterized in that: the surface of the portion of heaving of described first housing is set to increase the matsurface of the frictional force of gripping.

7, as charging plug as described in the claim 6, it is characterized in that: described first housing engages mutually with second housing, and first housing is provided with the card post, and is provided with draw-in groove with respect to Ka Zhuchu on second housing.

8, as charging plug as described in the claim 7, it is characterized in that: described baffle be provided with one can with the button mouth that docks the charging socket buckle.

9, as charging plug as described in the claim 8, it is characterized in that: described conducting terminal is a U-shaped body, the relative punching out of one side on U-shaped body both sides has the contact site of clamping action, then be provided with overhead kick on the opposite side apical margin on U-shaped body both sides, in addition be extended with the connecting portion that can join with power supply with respect to the base of contact site in U-shaped.