CN218632513U

CN218632513U - Improved type pasted vertical USB connector terminal structure and USB connector

Info

Publication number: CN218632513U
Application number: CN202223007508.3U
Authority: CN
Inventors: 赵振
Original assignee: Shenzhen Lianxun Electronic Technology Co ltd
Current assignee: Shenzhen Lianxun Electronic Technology Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-03-14
Anticipated expiration: 2032-11-11

Abstract

The utility model discloses a vertical USB connector terminal structure is pasted to improvement type and USB connector, terminal structure includes at least one terminal and material area, every terminal all includes contact butt joint portion, insert stopping portion and leg portion, contact butt joint portion, insert stopping portion and leg portion from beginning to end and connect gradually, the both sides of inserting stopping portion of every terminal all are equipped with the stopping hook, the even material part of the tail end both sides of inserting stopping portion of every terminal do not is connected with the material area through two linking arms of parallel arrangement, the leg portion of welding of every terminal all is located between two corresponding linking arms and takes out of gear with the material. The USB connector comprises a terminal structure, a metal shell and an insulating body, wherein each terminal is installed inside the insulating body, and the metal shell is installed outside the insulating body. The utility model has the advantages of simple structure, reasonable in design can guarantee that the leg portion of every terminal can be in on the coplanar, and the coplane degree is good, has improved USB connector and circuit board welded yields.

Description

Improved type pasted vertical USB connector terminal structure and USB connector

Technical Field

The utility model relates to a USB connector technical field, more specifically say, relate to a vertical USB connector terminal structure and USB connector are pasted to improvement type.

Background

According to the improved electric connector (publication number: CN 215645142U) disclosed in Chinese patent, in the patent technology, the welding leg parts of the terminals are directly connected with the material belt, when the terminals are inserted into the insulating body, acting force needs to be applied to the terminals through the connecting arms of the material belt, when the acting force is large, the welding leg parts of the terminals are slightly bent and deformed, so that the welding leg parts of each terminal cannot be positioned on the same plane (namely, the coplanarity is poor), the welding between the welding leg parts and the circuit board is not facilitated, and the welding yield of the USB connector and the circuit board is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned defect among the prior art, provide an improvement type and paste vertical USB connector terminal structure and USB connector for the leg portion of terminal can not take place because of receiving the effort and take place the phenomenon of buckling deformation, guarantees that the leg portion of every terminal can be in on the coplanar, and the coplanarity is good, is favorable to the welding between the leg portion of terminal and the circuit board, has improved USB connector and circuit board welded yields.

For realizing the above-mentioned purpose, the utility model discloses the first aspect provides an improvement type pastes vertical USB connector terminal structure, including at least one terminal and material area, every terminal all includes contact butt joint portion, inserts stopping portion and leg portion, contact butt joint portion, insert stopping portion and leg portion connect gradually from beginning to end, and the both sides of the insertion stopping portion of every terminal all are equipped with the stopping hook, and the even material part of the tail end both sides of the insertion stopping portion of every terminal do not is connected with the material area through two linking arms of parallel arrangement, and the leg portion of every terminal all is located between two corresponding linking arms and is not connected with the material area.

As a preferred embodiment, the shape of the retaining hook is provided in a tooth shape inclined downward and outward.

In a preferred embodiment, the connecting portion of the connecting arm of the material tape and the connecting portion of the terminal is further provided with a breaking groove for facilitating the breaking and separation of the terminal from the material tape.

In a preferred embodiment, the angle between the leg portion and the insertion stop portion is 90 degrees.

As a preferred embodiment, a reinforcing connecting portion is further arranged between the welding leg portion and the insertion stopping portion of each terminal, one end of the reinforcing connecting portion is connected with the middle position of the tail end of the insertion stopping portion, the other end of the reinforcing connecting portion is connected with one end of the welding leg portion, a plurality of reinforcing protrusions are arranged on the reinforcing connecting portion, and an included angle formed between the reinforcing connecting portion and the insertion stopping portion is 90 degrees.

In order to achieve the above object, the utility model provides a vertical USB connector is pasted to improvement type in the second aspect, including metal casing, insulator and terminal structure, terminal structure includes at least one terminal and material area, and every terminal is all installed in insulator's inside, metal casing installs the outside at insulator, and every terminal all includes contact butt joint portion, inserts stopping portion and leg portion, contact butt joint portion, insert stopping portion and leg portion connect gradually from beginning to end, and the both sides of the insertion stopping portion of every terminal all are equipped with the stopping hook, and the material portion that links of the tail end both sides of the insertion stopping portion of every terminal do not is connected with the material area through two linking arms of parallel arrangement, and the leg portion of every terminal all is located between corresponding two linking arms and does not connect with the material area.

In a preferred embodiment, the shape of the retaining hook is a tooth shape which inclines downwards and outwards, a connecting portion of the connecting arm of the material strip and the connecting portion of the terminal is further provided with a breaking groove which facilitates the terminal to be broken and separated from the material strip, and an included angle between the welding foot portion and the insertion retaining portion is 90 degrees.

As a preferred embodiment, a plurality of elastic pieces are arranged on the side surface of the metal shell, and the free ends of the elastic pieces extend into the metal shell.

As a preferred embodiment, the insulating body includes a bottom plate and a tongue plate, the bottom plate is horizontally disposed, the tongue plate is vertically disposed on the top surface of the bottom plate, a plurality of first mounting locations for mounting contact mating portions and insertion stop portions of terminals are disposed inside the tongue plate, a plurality of second mounting locations for mounting solder portions of terminals are disposed at the bottom of the bottom plate, a first mounting slot for mounting terminals is disposed at one side of each second mounting location, a second mounting slot for mounting terminals is disposed at the other side of each second mounting location, a mating section of each contact mating portion is exposed to the outside from one side of the tongue plate, a tail end of each solder portion is exposed to the outside from a side surface of the bottom plate, limiting slots for inserting and clamping the insertion stop portions of the terminals are disposed at both sides of the bottom of the first mounting location, sheet pins are disposed at both sides of the metal housing in a downward protruding manner, grooves for the sheet pins to pass through are disposed at both sides of the bottom plate, a plurality of positioning lugs are disposed at edge positions at the top of the bottom plate, and a plurality of positioning lugs are disposed at both sides of the bottom plate and connected to the insulating body, and a corresponding to the bottom plate, and a corresponding connection of the insulating body is provided with a concave lug.

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

1. the utility model has the advantages of simple structure, reasonable in design, the terminal is connected with the material area through two linking arms of parallel arrangement, the leg position of terminal is in between two linking arms and not throw out of gear with the material area, the leg portion of terminal can not take place to take place the phenomenon of buckling deformation because of receiving the effort when the terminal is in the cartridge to insulating body, the leg portion of guaranteeing every terminal can be in on the coplanar, the coplanarity is good, be favorable to the welding between the leg portion of terminal and the circuit board, the yields of USB connector and circuit board welding has been improved.

2. The utility model discloses an insulator's second installation position is equipped with first mounting groove and second mounting groove simultaneously, can be applicable to the terminal of installing two kinds of different length, thereby has enlarged the utility model discloses an application scope.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a first schematic structural view of a terminal structure of an improved stick-stand USB connector according to a first embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a second schematic structural view (a material strip is hidden and a reinforcing connection portion is added) of the terminal structure of the improved stick-stand USB connector according to the first embodiment of the present invention;

fig. 4 is a schematic structural diagram of an improved stick-stand USB connector according to a second embodiment of the present invention;

fig. 5 is an exploded view of an improved vertical USB connector according to a second embodiment of the present invention;

FIG. 6 is a partial enlarged view at B in FIG. 5;

fig. 7 is a schematic structural diagram of the insulating body and the terminal according to the second embodiment of the present invention.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1 to fig. 3, an embodiment of the present invention provides an improved vertical USB connector terminal structure, where the terminal structure includes at least one terminal 1 and a material strip 2, and each component of the embodiment is described in detail below with reference to the drawings.

As shown in fig. 1 to 3, each terminal 1 includes a contact mating portion 11, an insertion stopping portion 12 and a solder leg portion 14, the contact mating portion 11, the insertion stopping portion 12 and the solder leg portion 14 are sequentially connected from head to tail, two sides of the insertion stopping portion 12 of each terminal 1 are provided with stopping hooks 121, in this embodiment, the shape of each stopping hook 121 is a tooth shape inclined downwards and outwards, after the insertion stopping portion 12 is inserted into a limiting groove 4111 at the bottom of a first mounting position 411, the plurality of stopping hooks 121 can firmly clamp the head end of the terminal 1 in the first mounting position 411, in specific implementation, the connecting portions 123 at two sides of the tail end of the insertion stopping portion 12 of each terminal 1 are respectively connected with the material strip 2 through two connecting arms 21 arranged in parallel, the solder leg portion 14 of each terminal is located between the corresponding two connecting arms 21 and is not connected with the material strip 2, during operation, a plurality of terminal 1 of stamping forming links to each other through material area 2, be connected through linking arm 21 between material area 2 and the terminal 1, and provide the effort in order to arrange it in insulator 4 with inserting through linking arm 21 for terminal 1, break off terminal 1 and material area 2 at last, can accomplish the installation work of terminal 1, in the insertion process of terminal 1, the effort is given terminal 1 along linking arm 21 of material area 2 and is inserted stopping portion 12, make the solder leg portion 14 of terminal 1 can not take place to take place buckling deformation's phenomenon because of receiving the effort, guarantee that solder leg portion 14 of every terminal 1 can be in the coplanar, the coplanarity is good, be favorable to the welding between the solder leg portion 14 of terminal 1 and the circuit board, the yield of USB connector and circuit board welding has been improved, and production cost is reduced.

Preferably, a breaking groove 124 may be provided at a connection portion between the connection arm 21 of the tape 2 and the connection portion 123 of the terminal 1, so that the terminal 1 can be broken and separated from the tape 2.

As shown in fig. 1 to 3, an angle between the leg portion 14 and the insertion stop portion 12 is 90 degrees.

In specific implementation, the distance between the leg portion 14 and the insertion stop portion 12 is too long, at this time, a reinforcing connecting portion 13 may be additionally arranged between the leg portion 14 and the insertion stop portion 12, one end of the reinforcing connecting portion 13 is connected with one end of the insertion stop portion 12, the other end of the reinforcing connecting portion 13 is connected with one end of the leg portion 14, meanwhile, a plurality of reinforcing protrusions 131 are arranged on the reinforcing connecting portion 13, and an included angle between the reinforcing connecting portion 13 and the insertion stop portion 12 is 90 degrees.

Example two

Referring to fig. 4 to 7, a second embodiment of the present invention provides an improved vertical USB connector, including a metal shell 3, an insulating body 4 and a terminal structure described in the first embodiment, the terminal structure is inserted into the insulating body 4, the metal shell 3 is installed outside the insulating body 4, and the following describes each component of this embodiment in detail with reference to the drawings.

As shown in fig. 5 to 7, the insulating body 4 includes a bottom plate 42 and a tongue plate 41, the bottom plate 42 is horizontally disposed, the tongue plate 41 is vertically disposed on the top surface of the bottom plate 42, a plurality of first mounting locations 411 are disposed inside the tongue plate 41, a plurality of second mounting locations 424 are disposed inside the bottom plate 42, in a specific implementation, the head end of each terminal 1 is inserted into the first mounting location 411 of the tongue plate 41, the solder tail portion 14 of each terminal 1 is mounted in the second mounting location 424 of the bottom plate 42, the butt section 111 of each terminal 1 contacting the butt portion 11 is exposed to the outside from one surface of the tongue plate 41, and the tail end of the solder tail portion 14 of each terminal 1 is exposed to the outside from the side surface of the bottom plate 42.

As shown in fig. 5 and 6, both sides of the bottom of the first mounting position 411 are provided with a limiting groove 4111 for inserting the insertion stopping portion 12 of the terminal 1 and clamping the terminal 1 for limiting, when the terminal 1 is inserted into the limiting groove 4111, the stopping hook 121 inserted into both sides of the stopping portion 12 can hook the side wall of the limiting groove 4111, so as to firmly mount the head end of the terminal 1 in the first mounting position 411, one side of the second mounting position 424 is provided with a first mounting groove 4241 for mounting the shorter terminal 1, the other side of the second mounting position 424 is provided with a second mounting groove 4242 for mounting the longer terminal 1, so that the utility model discloses can be applicable to mounting two different lengths of terminal 1, the application range is wide, the reinforcing connecting portion 13 additionally arranged between the welding foot portion 14 of the longer terminal 1 and the insertion stopping portion 12 is mounted in the second mounting groove 4242, the reinforcing protrusion 131 of the reinforcing connecting portion 13 is in close contact with the inner wall of the second mounting groove 4242 at this time, so as to firmly mount the tail end 424 of the terminal 1 in the second mounting position.

As shown in fig. 4 and 5, the side of the metal shell 3 is provided with a plurality of elastic sheets 31, the free ends of the elastic sheets 31 all extend inwards to the inside of the metal shell 3, and when the male head of the USB connector is inserted into the female seat of the USB connector, the free ends of the elastic sheets 31 can inwards abut against the outer side surface of the male head of the USB connector, so that the plugging force is increased, and the connection stability is improved.

As shown in fig. 4 to 7, the bottom of the two sides of the metal shell 3 is provided with the sheet pins 32 protruding downward, the two sides of the bottom plate 42 are provided with the grooves 421 for the sheet pins 32 to pass through, the bottom of the metal shell 3 is provided with the positioning protrusions 33 protruding downward, the edge of the top of the bottom plate 42 is provided with the positioning concave parts 422 for the positioning protrusions 33 to insert into, the bottom of the two sides of the metal shell 3 is provided with the connecting lugs 34 protruding downward, the two sides of the bottom plate 42 are provided with the connecting concave parts 423 protruding downward, in operation, the bottom of the sheet pins 32 extends below the bottom plate 42 after passing through the grooves 421 downward, the positioning protrusions 33 are inserted downward into the corresponding positioning concave parts 422, and each connecting lug 34 is respectively bent and clamped in the corresponding connecting concave part 423, thereby realizing the fixed connection between the metal shell 3 and the insulation body 4.

To sum up, the utility model has the advantages of simple structure, reasonable in design, two linking arms that the terminal passes through parallel arrangement are connected with the material area, and the leg position of terminal is located between two linking arms and is not connected with the material area for the leg portion of terminal can not take place to buckle the phenomenon of deformation because of receiving the effort when the terminal is in the cartridge to insulating body, guarantees that the leg portion of every terminal can be in on the coplanar, and coplane degree is good, is favorable to the welding between the leg portion of terminal and the circuit board, has improved USB connector and circuit board welded yields.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims

1. The utility model provides a vertical USB connector terminal structure is pasted to improvement type which characterized in that: including at least one terminal (1) and material area (2), every terminal (1) all includes contact butt joint portion (11), inserts stopping portion (12) and leg portion (14), contact butt joint portion (11), insert stopping portion (12) and leg portion (14) and connect gradually from beginning to end, the both sides of inserting stopping portion (12) of every terminal (1) all are equipped with stopping hook (121), and the material portion (123) of the tail end both sides of inserting stopping portion (12) of every terminal (1) are connected with material area (2) through two linking arms (21) of parallel arrangement respectively, and leg portion (14) of every terminal all are located between two corresponding linking arms (21) and do not connect with material area (2).

2. The improved stick-stand USB connector terminal structure of claim 1, wherein: the shape of the retaining hook (121) is arranged to be a tooth shape inclining downwards and outwards.

3. The improved stick-stand USB connector terminal structure of claim 1, wherein: and a breaking groove (124) which is convenient for the terminal (1) to break and separate from the material belt is further formed in the connecting part of the connecting arm (21) of the material belt (2) and the connecting part (123) of the terminal (1).

4. The improved stick-stand USB connector terminal structure of claim 1, wherein: the included angle between the welding foot part (14) and the insertion retaining part (12) is 90 degrees.

5. The improved stick-stand USB connector terminal structure of claim 1, wherein: still be equipped with between leg portion (14) of every terminal (1) and the insertion stopping portion (12) and consolidate connecting portion (13), the one end of consolidating connecting portion (13) is connected with the intermediate position of the tail end of inserting stopping portion (12), the other end of consolidating connecting portion (13) is connected with the one end of leg portion (14), it consolidates protruding (131) to be equipped with a plurality of on consolidating connecting portion (13), consolidate connecting portion (13) and the contained angle of inserting between stopping portion (12) is 90 degrees.

6. The utility model provides a vertical USB connector is pasted to improvement type which characterized in that: including metal casing (3), insulator (4) and terminal structure, terminal structure includes at least one terminal (1) and material area (2), and the inside in insulator (4) is all installed in every terminal (1), the outside at insulator (4) is installed in metal casing (3), and every terminal (1) all includes contact butt joint portion (11), inserts stopping portion (12) and leg portion (14), contact butt joint portion (11), insert stopping portion (12) and leg portion (14) connect gradually from the head to the tail, and the both sides of the insertion stopping portion (12) of every terminal (1) all are equipped with stopping hook (121), and the material portion (123) that links of the tail end both sides of the insertion stopping portion (12) of every terminal (1) are connected with material area (2) through two linking arms (21) of parallel arrangement respectively, and the leg portion (14) of every terminal all are located between corresponding two linking arms (21) and do not connect with material area (2).

7. An improved stick-stand USB connector as claimed in claim 6, wherein: the shape of stopping hook (121) sets up to the cusp that leans out downwards, still set up on the linking arm (21) of material area (2) and the connection position of the material portion (123) even of terminal (1) and make things convenient for terminal (1) to break the groove of breaking (124) of separation from the material area, solder leg portion (14) and the contained angle that inserts between stopping portion (12) are 90 degrees.

8. An improved stick-stand USB connector as claimed in claim 6, wherein: still be equipped with between leg portion (14) of every terminal (1) and the insertion stopping portion (12) and consolidate connecting portion (13), the one end of consolidating connecting portion (13) is connected with the intermediate position of the tail end of inserting stopping portion (12), the other end of consolidating connecting portion (13) is connected with the one end of leg portion (14), it consolidates protruding (131) to be equipped with a plurality of on consolidating connecting portion (13), consolidate connecting portion (13) and the contained angle of inserting between stopping portion (12) is 90 degrees.

9. An improved stick-stand USB connector as claimed in claim 6, wherein: the side of metal casing (3) is equipped with a plurality of shell fragment (31), and the free end of a plurality of shell fragment (31) all extends to the inside of metal casing (3).

10. The improved stick-stand USB connector of claim 6, wherein: the insulation body (4) comprises a bottom plate (42) and a tongue plate (41), the bottom plate (42) is horizontally arranged, the tongue plate (41) is vertically arranged on the top surface of the bottom plate (42), a plurality of first mounting positions (411) used for mounting contact butt-joint parts (11) of the terminals (1) and inserting the stopping parts (12) are arranged inside the tongue plate (41), a plurality of second mounting positions (424) used for mounting welding foot parts (14) of the terminals (1) are arranged at the bottom of the bottom plate (42), a first mounting groove (4241) used for mounting the terminals (1) is arranged on one side of each second mounting position (424), a second mounting groove (4242) used for mounting the terminals (1) is arranged on the other side of each second mounting position (424), a butt-joint section (111) of each contact butt-joint part (11) is exposed to the outside from one surface of the tongue plate (41), the tail end of each welding foot part (14) is exposed to the outside from the side surface of the bottom plate (42), two sides of the bottom of each butt-joint part (11) are provided with a limiting sheet-shaped groove (32) for the insertion of the insertion pin (1), and the limiting pieces (421) penetrate through which the bottom of the bottom plate (32) and the limiting grooves (32) are formed on two sides of the insertion part (12) of the bottom of the terminal (12), the bottom of metal casing (3) is protruding downwards and is equipped with a plurality of location lug (33), the border position at the top of bottom plate (42) has been seted up a plurality of and has been supplied location lug (33) male location concave site (422), the bottom of the both sides of metal casing (3) is all protruding to be equipped with connection lug (34), the both sides of bottom plate (42) all are equipped with connection concave site (423), and every connection lug (34) are equallyd divide and are do not bent the chucking and connect concave site (423) that correspond separately to realize the fixed connection of metal casing (3) and insulator (4).