CN212991376U

CN212991376U - European connector

Info

Publication number: CN212991376U
Application number: CN202022456904.9U
Authority: CN
Inventors: 施沛锋; 赵建国; 周伟; 冯文娇; 冯文豪
Original assignee: Nanjing Fudi Electrical Co ltd
Current assignee: Nanjing Fudi Electrical Co ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-04-16
Anticipated expiration: 2030-10-29

Abstract

The application relates to a European-style connector, which is applied to the field of circuit board connecting equipment and comprises a male connector and a female connector, wherein a slot is formed in the male connector, a plurality of first needle grooves are formed in the bottom of the slot, first terminals are arranged in the first needle grooves of the male connector, one ends of the first terminals are positioned in the slot, the other ends of the first terminals extend out of the male connector, the female connector is inserted in the slot, second needle grooves for inserting the first terminals are formed in the female connector, second terminals are arranged in the second needle grooves of the female connector, and the second terminals extend out of the female connector; through holes are formed in the two ends of the male connector and the female connector, and elastic clamping claws are arranged in each through hole. This application has the connection convenience, reduces the effect of circuit board gravity load.

Description

European connector

Technical Field

The application relates to the field of circuit board connecting equipment, in particular to an European connector.

Background

The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout.

The electric conduction of the circuit boards is realized by the connectors when the circuit boards are connected, the related connectors comprise plugs and sockets, the plugs and the sockets are generally fixed on the circuit boards by screws or rivets and the like, terminals of the plugs and the sockets are welded on welding points of the circuit boards by wave soldering, and holes matched with the screws are reserved on the circuit boards.

Aiming at the related technologies, the inventor thinks that the mode of screw or rivet fixation is complicated to operate and inconvenient to connect, and cannot achieve one-step positioning on products.

SUMMERY OF THE UTILITY MODEL

In order to improve the inconvenient problem of connector connection, this application provides a european style connector.

The application provides a european style connector adopts following technical scheme:

a European connector comprises a male connector and a female connector, wherein a slot is formed in the male connector, a plurality of first needle grooves are formed in the bottom of the slot, first terminals are arranged in the first needle grooves of the male connector, one ends of the first terminals are located in the slot, the other ends of the first terminals extend out of the male connector, the female connector is inserted in the slot, second needle grooves into which the first terminals are inserted are formed in the female connector, second terminals are arranged in the second needle grooves of the female connector, and the second terminals extend out of the female connector;

through holes are formed in the two ends of the male connector and the female connector, and each through hole is internally provided with an elastic clamping claw.

Through adopting above-mentioned technical scheme, during the installation, the operator impresses the screw hole on the circuit board with the both ends of elasticity jack catch, and elasticity jack catch is chucking with the screw hole inside wall under its self elastic force to make public connector or female connector fix on the circuit board, convenient and fast compares in the fixed knot of screw, rivet structure, does benefit to the weight load that alleviates the circuit board and bore.

Optionally, the elastic claw comprises a transverse sheet and two long sheets parallel to each other, the two long sheets are connected to two ends of the transverse sheet respectively, and a protruding portion is arranged at one end, away from the transverse sheet, of one side, back to back, of each long sheet.

Through adopting above-mentioned technical scheme, two long pieces all support tightly on the inner wall of screw hole, and the bulge then stretches out the screw hole and blocks with the back of circuit board outward, and the possibility of restriction male connector or female connector displacement has improved the stability of connecting.

Optionally, a slot for embedding the long piece is formed in the inner wall of the through hole of the female connector.

By adopting the technical scheme, the possibility of long sheet deflection is reduced by the insertion fit of the long sheet and the clamping groove.

Optionally, two limiting pieces (34) which are symmetrically distributed are arranged on the cross piece (31), and the two limiting pieces (34) are far away from each other in the direction far away from the cross piece (31).

Through adopting above-mentioned technical scheme, two spacing pieces block the through-hole drill way, have injectd the distance that the long piece passed the through-hole on the one hand for each long piece keeps unanimous, improves connector connection quality, and on the other hand has reduced the possibility that long piece and through-hole drop.

Optionally, the male connector and the female connector are provided with step surfaces on one sides of the protruding parts extending out of the through holes.

By adopting the technical scheme, when the male connector and the female connector are installed, the stepped surface is clamped on the edge of the circuit board, so that the first terminal and the second terminal are opposite to welding spots on respective circuit boards, the positioning effect on the male connector and the female connector is achieved, and the welding quality is favorably improved.

Optionally, the first terminal and the second terminal are respectively bent at one end extending out.

Through adopting above-mentioned technical scheme, the setting of bending of first terminal and second terminal makes the terminal perpendicular to circuit board, and public connector and female connector socket then keep being parallel with the circuit board for two circuit boards can the level peg graft, and is simple convenient, and the vertical space accounts for and reduces.

Optionally, the end of the socket of the female connector (2) and the edge of the slot (11) are both provided with chamfers.

Through adopting above-mentioned technical scheme, the chamfer has played the guide effect when public connector and female connector are pegged graft.

Optionally, the male connector and the female connector are matched through a positioning piece.

Through adopting above-mentioned technical scheme, the setting element has reduced the condition emergence that male connector and female connector inserted conversely.

Optionally, the positioning element includes the locating piece that sets up at slot cell wall both ends, the both ends of female connector all are equipped with first bead and the second bead that are parallel to each other, logical groove has been seted up on the first bead, and the distance between two first bead terminal surfaces is greater than the distance between two second bead terminal surfaces, the locating piece is relative with the second bead.

Through adopting above-mentioned technical scheme, when public connector and female connector reverse plug, the locating piece is supported by first bead for female connector can't insert in the slot, has guaranteed the pairing of public connector and female connector to the position of inserting.

Optionally, the setting element is including setting up the spacing post in female connector one end, be equipped with on the male connector and supply spacing post male spacing hole, spacing post inserts spacing downthehole one end and is equipped with a plurality of elastic bulge, the recess that supplies the protruding embedding of elastic bulge is seted up to spacing downthehole wall.

By adopting the technical scheme, the insertion of the limiting column and the limiting hole plays a role in positioning; the elasticity is protruding to be connected with the joint of recess, has improved the compactness between male connector and female connector.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the elastic clamping claws replace a screw and rivet connecting structure, so that the installation of the male connector and the female connector is simplified;

2. the two circuit boards can be horizontally inserted and connected by the bending arrangement of the first terminal and the second terminal, so that the use space is saved; the positioning piece reduces the possibility of reverse insertion of the male connector and the female connector.

Drawings

Fig. 1 is a schematic overall structure diagram of a first embodiment of the present application.

Fig. 2 is a schematic structural diagram for embodying a male connector according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram for embodying a female connector according to an embodiment of the present application.

Fig. 4 is a schematic structural diagram for embodying the elastic claw in the embodiment of the present application.

Fig. 5 is a schematic structural diagram for embodying a card slot in an embodiment of the present application.

Fig. 6 is a schematic overall structure diagram of the second embodiment of the present application.

Fig. 7 is an enlarged view at a in fig. 6.

Description of reference numerals: 1. a male connector; 11. a slot; 111. a first needle groove; 12. a first terminal; 2. a female connector; 21. a second needle groove; 22. a second terminal; 23. a through hole; 231. a card slot; 3. an elastic claw; 31. a transverse sheet; 32. long sheets; 33. a projection; 34. a limiting sheet; 35. a step surface; 4. a positioning member; 40. positioning blocks; 41. a first rib; 411. a through groove; 42. a second rib; 43. a limiting column; 431. an elastic bulge; 44. a limiting hole; 441. and (4) a groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses european style connector.

Example 1

As shown in fig. 1 and 2, the european style connector includes male connector 1 and female connector 2, slot 11 along its length direction extension is seted up on male connector 1, a plurality of first needle grooves 111 have been seted up to slot 11 tank bottom, a plurality of first needle grooves 111 are arranged into the three rows that are parallel with slot 11 extending direction, male connector 1 all is equipped with first terminal 12 in each first needle groove 111, the one end of first terminal 12 is located slot 11, the other end is outside deviating from slot opening direction extension male connector 1, and the one end that just stretches out is bent and is set up, it is 90 to bend the angle degree.

As shown in fig. 3, the female connector 2 is inserted into the slot 11, and one end inserted into the slot 11 is provided with second pin slots 21 corresponding to the first terminals 12 one to one, the female connector 2 is provided with second terminals 22 in each second pin slot 21, each second terminal 22 extends out of the female connector 2 along a direction deviating from the male connector 1, one end of each second terminal 22 extending out of the female connector 2 is bent and is provided with a bending direction the same as that of the first terminal 12, the bending angle of the second terminal 22 is 90 °, and the first terminal 12 is inserted into the second pin slot 21 and is in contact with the second terminal 22.

As shown in fig. 2 and 3, the end of the female connector 2 and the edge of the slot 11 are provided with chamfers, and the male connector 1 and the female connector 2 are matched through the positioning piece 4, so that the possibility of reverse insertion of the male connector 1 and the female connector 2 during connection is reduced.

Referring to fig. 2 and 3, the positioning element 4 includes positioning blocks 40 disposed at two ends of a slot wall of the slot 11, the slot 11 is rectangular, the two positioning blocks 40 are disposed at corners of the slot 11 and symmetrically distributed, two ends of the female connector 2 are respectively provided with a first rib 41 and a second rib 42, the first rib 41 and the second rib 42 are parallel, opposite sides of the first rib 41 and the second rib 42 are flush with a side end surface of the female connector 2, the first rib 41 is provided with a through slot 411 extending along a height direction thereof, a distance between end surfaces of the two first ribs 41 is a1, a distance between end surfaces of the two second ribs 42 is a2, a distance between the two positioning blocks 40 is A3, a1 is greater than a2 and A3, a2 is smaller than A3, when the male connector 1 and the female connector 2 are plugged, the positioning blocks 40 are opposite to the second ribs 42, that is, when the male connector 1 and the female connector 2 are plugged in reverse, the positioning block 40 is abutted by the two first protruding ribs 41, so that the end of the female connector 2 cannot be inserted into the slot 11, and the uniqueness of the plugging position of the male connector 1 and the female connector 2 is ensured.

As shown in fig. 1 and 4, through holes 23 are respectively formed at two ends of the male connector 1 and the female connector 2, and the male connector 1 and the female connector 2 are respectively provided with an elastic claw 3 in the corresponding through hole 23; elastic claw 3 includes horizontal piece 31 and the perpendicular long piece 32 of connecting at horizontal piece 31 both ends, two long pieces 32 are parallel to each other, one side that two long pieces 32 carried on the back mutually all is equipped with bulge 33 in the one end of keeping away from horizontal piece 31, bulge 33 is triangle-shaped and tip circular arc transition, be equipped with two symmetric distribution's spacing piece 34 on the horizontal piece 31, spacing piece 34 extends along keeping away from the slope of horizontal piece 31 direction, distance between two spacing pieces 34 and horizontal piece 31 joint end is less than the distance between other both ends, spacing piece 34, horizontal piece 31, long piece 32 and bulge 33 integrated into one piece just adopt metal material.

Two clamping grooves 231 extending along the axial direction of the female connector 2 are formed in the inner wall of the through hole 23 corresponding to the female connector 2, the two long pieces 32 penetrate through the through hole 23, the two long pieces 32 are respectively embedded in the two clamping grooves 231 and tightly abutted against the bottom of the groove, so that the long pieces 32 are fixed in the through hole 23, and the long pieces 32 corresponding to the male connector 2 are fixed in a hard insertion mode; the limiting pieces 34 and the protruding parts 33 extend out of the hole openings of the through holes 23, the two limiting pieces 34 are abutted against the edges of the hole openings of the through holes 23, the relative positions of the long pieces 32 and the through holes 23 are limited, and stepped surfaces 35 are arranged on the sides, corresponding to each other, of the male connector 1 and the female connector 2, of the protruding parts 33 extending out of the through holes 23.

The implementation principle of the embodiment 1 is as follows: during installation, the operator keeps the male connector 1 flat on the circuit board and makes the ladder face 35 dock with the circuit board edge, adjust the position of male connector 1, make the through-hole 23 just right with the screw hole on the circuit board, press the male connector 1 down, two bulges 33 receive the extrusion of screw hole inner wall and be close to each other, treat behind two bulges 33 passed the screw hole, two bulges 33 are mutual separation under the elastic force of long piece 32, block the circuit board back, make the male connector 1 fixed mutually with the circuit board, female connector 2 adopts the same mode to fix, compare in the screw, the rivet etc., need not with the help of specialized tool, high convenience and fastness, time saving and labor saving, do benefit to the weight load that alleviates the circuit board and bore.

Because first terminal 12 and second terminal 22 are bent and are set up for when male connector 1 and female connector 2 are kept flat on the circuit board, first terminal 12 and second terminal 22 are contradicted with the solder joint of circuit board downwards, and the operator can directly weld, makes two circuit boards keep at the coplanar, therefore can directly translate and to inserting, has saved the occupation of circuit board to the space.

Example 2

As shown in fig. 5 and 6, the positioning member 4 includes a limiting post 43 disposed at one end of the female connector 2, a plurality of elastic protrusions 431 are disposed on a side wall of the limiting post 43 away from one end of the female connector 2, a cross section of each elastic protrusion 431 is arc-shaped, a limiting hole 44 corresponding to the limiting post 43 is disposed on the male connector 1, a groove 441 is disposed on an inner wall of the limiting hole 44, when the male connector 1 and the female connector 2 are inserted into each other, the limiting post 43 is inserted into the limiting hole 44, and the elastic protrusion 431 is embedded into the groove 441, so that tightness between the limiting post 43 and the limiting hole 44 is increased, and possibility of loosening and separation of the male connector 1 and the female connector 2 caused by pulling by external force is reduced; when the male connector 1 and the female connector 2 are reversely inserted, the limiting column 43 is abutted to the end part of the male connector 1, so that the opposite insertion of the male connector and the female connector is limited, and the connection work of an operator is facilitated.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A European connector, comprising: the connector comprises a male connector (1) and a female connector (2), wherein a slot (11) is formed in the male connector (1), a plurality of first needle grooves (111) are formed in the bottom of the slot (11), first terminals (12) are arranged in the first needle grooves (111) of the male connector (1), one ends of the first terminals (12) are located in the slot (11), the other ends of the first terminals extend out of the male connector (1), the female connector (2) is inserted into the slot (11), second needle grooves (21) for inserting the first terminals (12) are formed in the female connector (2), second terminals (22) are arranged in the second needle grooves (21) of the female connector (2), and the second terminals (22) extend out of the female connector (2);

through-holes (23) have all been seted up at the both ends of male connector (1) and female connector (2), every all be equipped with elasticity jack catch (3) in through-hole (23).

2. The european connector according to claim 1, wherein: elasticity jack catch (3) are including horizontal piece (31) and two long pieces (32) that are parallel to each other, two long piece (32) are connected respectively at the both ends of horizontal piece (31), two one side that long piece (32) carried on the back mutually all is equipped with bulge (33) in the one end of keeping away from horizontal piece (31).

3. The european connector according to claim 2, wherein: the inner wall of the through hole (23) of the female connector (2) is provided with a clamping groove (231) for embedding the long sheet (32).

4. The european connector according to claim 2, wherein: the transverse piece (31) is provided with two limiting pieces (34) which are symmetrically distributed, and the two limiting pieces (34) are far away from each other in the direction far away from the transverse piece (31).

5. A European connector according to claim 2, 3 or 4, wherein: and stepped surfaces (35) are arranged on the sides, extending out of the through holes (23), of the convex parts (33) of the male connector (1) and the female connector (2).

6. The european connector according to claim 1, wherein: and one ends of the first terminal (12) and the second terminal (22) extending out are bent.

7. The european connector according to claim 1, wherein: chamfers are arranged on the end part of the socket of the female connector (2) and the edge of the slot opening of the slot (11).

8. The european connector according to claim 1, wherein: the male connector (1) and the female connector (2) are matched through a positioning piece (4).

9. The european connector according to claim 8, wherein: the locating piece (4) is including setting up locating piece (40) at slot (11) cell wall both ends, the both ends of female connector (2) all are equipped with first bead (41) and second bead (42) that are parallel to each other, logical groove (411) have been seted up on first bead (41), and the distance between two first bead (41) terminal surfaces is greater than the distance between two second bead (42) terminal surfaces, locating piece (40) are relative with second bead (42).

10. The european connector according to claim 8, wherein: the locating piece (4) is including setting up spacing post (43) in female connector (2) one end, be equipped with on male connector (1) and supply spacing post (43) male spacing hole (44), the one end that spacing post (43) inserted in spacing hole (44) is equipped with a plurality of elastic bulge (431), recess (441) that supply elastic bulge (431) embedding are seted up to spacing hole (44) inner wall.