Floating BTB connector

Abstract

The utility model relates to a floating BTB connector comprising a first main body and a second main body which are mutually cooperated and plugged. The first main body comprises a first base and a first terminal, and the first terminal is connected to the first base; the second main body comprises a second base, a shell and a second terminal, the shell is arranged on the peripheral side of the second base in a surrounding mode, and the second terminal is connected to the second base and the shell; the second terminal comprises a conductive base body, a first connecting part, an elastic part and a second connecting part; and the conductive base body and the first connecting part are arranged on the second base. According to the utility model, the influence of impact and collision on the connection stability of the male end and the female end can be reduced, and high-stability connection and high-fault-tolerance assembly of the connector are realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to connector technical field especially is lead to a floating type BTB connector. BACKGROUND

[0002] Board-to-board connectors are the most powerful connector products in all connector products at present, the pins of the male end and the female end of the connector can directly connect the power supply and signal between the printed circuit boards, in the prior art, the BTB connector is formed by mutually inserting the male seat body and the female seat body, wherein the male seat body comprises a male end base and two rows of female end terminals inserted into the male end base, the female seat body comprises a female end base and two rows of female end terminals, the female end terminals are inserted into the female end base and correspond to the positions of the male end terminals one by one, so as to realize electrical transmission by the way of insertion.

[0003] In the assembly process of the conventional BTB connector, the assembly of the male end and the female end will inevitably have errors, if misplacement occurs in the installation process, this will cause damage when the connector is embedded, resulting in low installation fault tolerance; even if the embedding is successful, vibration, impact or heating generated under the stress of the welding part can cause the solder to crack and cause conduction failure. UTILITY MODEL CONTENTS

[0004] Therefore, the utility model wants to solve the technical problem in the prior art that the assembly fault tolerance of the BTB connector is low and the connection stability is low, so as to provide a floating type BTB connector.

[0005] To solve the above technical problem, the utility model provides a floating type BTB connector, which comprises a first body and a second body that are matched and inserted with each other.

[0006] The first body comprises a first base and a first terminal, and the first terminal is connected to the first base.

[0007] The second body comprises a second base, a shell and a second terminal, the shell surrounds the periphery of the second base, and the second terminal is connected to the second base and the shell respectively.

[0008] The second terminal comprises a conductive base body, a first connecting part, an elastic part and a second connecting part, the conductive base body and the first connecting part are arranged on the second base, the first connecting part is arranged at one end of the conductive base body, the elastic part is arranged at the other end of the conductive base body, and the second connecting part is arranged on the shell and connected with the elastic part.

[0009] In an embodiment of the utility model, the second base further includes: second baffle, second containing groove, multiple second baffles are set along length direction in second base, adjacent second baffle and second base enclose and form second containing groove, first connecting portion is set in second containing groove.

[0010] In an embodiment of the utility model, the second base further has a relief groove, the conductive base body has a step surface adapted to the relief groove, the second base has a positioning column on the side away from the first base, and the root of the positioning column has a chamfered portion.

[0011] In an embodiment of the utility model, the first terminal includes: a conductive main body and a third connecting portion, the conductive main body and the third connecting portion are both arranged on the first base, and the third connecting portion is arranged at the end of the conductive main body and movably connected to the first connecting portion.

[0012] In an embodiment of the utility model, the end of the third connecting portion is provided with a first protruding portion, the end of the first connecting portion is provided with a chamfer, and the chamfer cooperates with the third connecting portion.

[0013] In an embodiment of the utility model, the conductive main body has a first through hole, and / or the conductive base body has a second through hole.

[0014] In an embodiment of the utility model, the first base further includes: first baffle, first containing groove, multiple first baffles are set along length direction in second base, adjacent first baffle and first base enclose and form first containing groove.

[0015] In an embodiment of the utility model, the width of the first connecting portion is not greater than the first containing groove.

[0016] In an embodiment of the utility model, the elastic portion and the second connecting portion enclose a third containing groove, and one side of the shell is clamped in the third containing groove.

[0017] In an embodiment of the utility model, one side of the conductive main body is provided with a first anti-tension portion, the first anti-tension portion abuts against the first base, one side of the elastic portion is provided with a second anti-tension portion, and the second anti-tension portion abuts against the shell.

[0018] The above technical solution of the utility model has the following advantages compared with the prior art:

[0019] The utility model relates to a floating type BTB connector, through setting up the elastic part, the first main body and the wire harness or the conductive sheet connected thereto are subjected to lateral force, the first base and the second base can be offset relative to the shell, the second base can be offset along the width direction through the compression elastic part, avoid the rigid assembly damage connector due to assembly error, can also reduce the influence of impact collision to the male end and female end connection stability, realized the high stability connection and high fault tolerance assembly of connector. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to make the content of the utility model more easily be clearly understood, the following according to the specific embodiment of the utility model and combining with the drawings, the utility model is further detailed, wherein

[0021] Figure 1 It is the structural schematic diagram of the connector connection state of the utility model;

[0022] Figure 2 It is the sectional view of the connector of the utility model;

[0023] Figure 3 It is the structural schematic diagram of the second main body of the utility model;

[0024] Figure 4 It is the sectional view of the second main body of the utility model;

[0025] Figure 5 It is the structural schematic diagram of the first main body of the utility model;

[0026] Figure 6 It is the sectional view of the second main body of the utility model;

[0027] Figure 7 It is the structural schematic diagram of the second terminal of the utility model;

[0028] Figure 8 It is the structural schematic diagram of the first terminal of the utility model;

[0029] Figure 9 It is the structural schematic diagram of the positioning column and the chamfer of the utility model.

[0030] Description of the drawings: 1, the first base; 2, the second base; 3, the first baffle; 4, the first terminal; 41, the conductive main body; 42, the third connecting part; 43, the support part; 44, the first through hole; 45, the first protruding part; 46, the first anti-tension part; 5, the second terminal; 51, the second connecting part; 52, the elastic part; 521, the first elastic section; 522, the second elastic section; 53, the first connecting part; 54, the chamfer; 55, the conductive base body; 56, the second through hole; 57, the second anti-tension part; 58, the third protruding part; 6, the second receiving groove; 7, the slot; 8, the shell; 10, the first receiving groove; 11, the second baffle; 13, the second protruding part; 12, the groove; 13, the positioning column; 131, the chamfered part; 132, the chamfer surface. DETAILED DESCRIPTION

[0031] The utility model will be further explained in connection with the drawings and specific embodiments, so that the person skilled in the art can better understand the utility model and can be implemented, but the embodiment is not as the limitation of the utility model.

[0032] Embodiment

[0033] Referring to Figures 1-8 The utility model discloses a floating BTB connector, including the first body and the second body of mutual cooperation and plug-in,

[0034] The first body includes: the first base 1 and the first terminal 4, the first terminal 4 is connected to the first base 1,

[0035] The second body includes: the second base 2, the shell 8 and the second terminal 5, the shell 8 is surrounded in the circumferential side of the second base 2, and the second terminal 5 is connected to the second base 2 and the shell 8 respectively,

[0036] The second terminal 5 includes: the conductive base body 55, the first connecting part 53, the elastic part 52, the second connecting part 51, the conductive base body 55 and the first connecting part 53 are all arranged in the second base 2, the first connecting part 53 is arranged in one end of the conductive base body 55, the elastic part 52 is arranged in the other end of the conductive base body 55, and the second connecting part 51 is arranged in the shell 8 and is connected with the elastic part 52.

[0037] The utility model discloses a floating BTB connector, the first body and second body are selected to be one of male end or female end respectively, in this embodiment, the first body is male end, and the second body is female end, and the first base 1 and second base 2 are insulators, and the first terminal 4 and second terminal 5 are conductors, and the first base 1 forms the plug-in relation with the second terminal 5 on the first terminal 4 and second base 2 and is in plug-in and conductive communication, in the plug-in and use process, when the first body and the wire harness or the conductive sheet connected therewith are subjected to lateral force, the first base 1 and second base 2 can be offset relative to the shell, the second base 2 can be offset along the width direction through the compression elastic member, avoid the rigid assembly damage connector due to assembly error, and the impact collision can also reduce the influence on the male end and female end connection stability, realize the high stability connection and high fault tolerance assembly of connector.

[0038] Referring to Figure 3 、 Figure 4 As shown in the figure, the second base 2 further comprises: a second baffle 11, a second containing groove 6, a plurality of second baffles 11 are arranged along the length direction on the second base 2, the second baffles 11 and the second base 2 adjacent to each other are enclosed to form a second containing groove 6, the first connecting part 53 is arranged on the second containing groove 6, a row of second containing grooves 6 is formed by enclosing a plurality of second baffles 11 and the second base 2, and a corresponding number of first connecting parts 53 are contained in the second containing groove 6, the first connecting part 53 is not in contact with the bottom wall of the second containing groove 6 in the second containing groove 6, so that the first connecting part 53 has a space for elastic contraction when being plugged with the second terminal 5, thereby forming elastic abutment between terminals.

[0039] Continuously referring to Figure 3 、 Figure 4 As shown in the figure, the second base 2 is further provided with a relief groove, and the conductive base body 55 is provided with a stepped surface matched with the relief groove, so that the second base 2 can limit and lock the conductive base body 55, preventing the conductive base body 55 from being loosened upward, in this embodiment, the relief grooves are arranged on both sides of the second base 2, and the stepped surfaces matched with the relief grooves are arranged on both sides of the conductive base body 55, so that both sides of the conductive base body 55 can be simultaneously limited, and the conductive base body 55 can be prevented from being deflected, one side of the second base away from the first base is provided with a positioning column, the root of the positioning column is provided with a chamfered part, the chamfered part is arranged on the second base and encircles the positioning column, supporting the positioning column, thereby increasing the strength of the positioning column, the height of the chamfered part and / or the chamfered surface is 0.1mm-0.3mm, and in this embodiment, the height is 0.2mm, the chamfered part and / or the chamfered surface is a 4° chamfer, which can better resist lateral force and prevent extrusion deformation and fracture during the transfer process, and the end of the positioning column is provided with a chamfered surface, facilitating assembly insertion and guidance.

[0040] Referring to Figure 8 As shown, the first terminal 4 comprises: a conductive body 41 and a third connecting part 42, both of which are arranged on the first base 1, and the third connecting part 42 is arranged at the end of the conductive body 41 and movably connected to the first connecting part 53, the third connecting part 42 and the first connecting part 53 are slide-inserted, and the slide-inserted connection is formed as the male end and the female end approach, and the conductive body 55 of the female end is provided with a slot 7, and the conductive body 41 of the male end is matched with the slot 7.

[0041] Referring to Figure 5 , Figure 6 As shown, the conductive body 41 is provided with a first through hole 44, and / or the conductive body 55 is provided with a second through hole 56. By providing the through holes in the conductive body 41 and / or the conductive body 55, the characteristic impedance of the second terminal 5 and / or the first terminal 4 can be increased, and the high-frequency effect of power supply, signal and data transmission can be improved. Specifically, the first through hole 44 on the conductive body 41 is arranged along the height direction of the conductive body 41, and the first through hole 44 is provided with a support part 43 along the width direction, which divides the first through hole 44 into two sub-through holes arranged along the height direction, thereby improving the characteristic impedance of the first terminal 4 while ensuring the structural strength of the conductive body 41. The second through hole 56 is arranged at the conductive body 55 and between adjacent second baffles 11, which can improve the characteristic impedance of the second terminal 5 while ensuring the structural strength of the conductive body 55.

[0042] Referring to Figure 8 As shown, the end of the third connecting part 42 is provided with a first protruding part 45, which is protrudingly arranged at the end of the third connecting part 42 away from the first base 1. When the male end and the female end are connected, the first protruding part 45 ensures that the third connecting part 42 can stably abut against the second terminal 5.

[0043] Referring to Figure 2 , Figure 6 , Figures 6-8 As shown, the end of the first connecting part 53 is provided with a chamfer 54, which cooperates with the third connecting part 42. By providing the chamfer 54 on the first connecting part 53, the third connecting part 42 and the first connecting part 53 are slide-inserted, and the chamfer 54 is arranged on the side of the first connecting part 53 away from the first base. In this embodiment, the first protruding part 45 of the third connecting part 42 is also provided with an inclined surface, which guides the first connecting part 53 and prevents the first connecting part 53 from being inserted into the gap between the third connecting part 42 and the first receiving groove 10.

[0044] Referring to Figure 5 , Figure 6As shown, the first base 1 further comprises: a first baffle 3, a first receiving groove 10, a plurality of first baffles 3 are arranged along the length direction of the second base 2, the first baffle 3 and the first base 1 adjacent to each other form a first receiving groove 10, the first terminal 4 is received in the first receiving groove 10, the first baffle 3 and the second baffle 11 are correspondingly arranged, the first terminal 4 and the second terminal 5 are correspondingly arranged, the number of the first terminal 4 and the second terminal 5 is 20-40, and in this embodiment, the number of the first terminal 4 and the second terminal 5 is 30, which can meet the connection requirement of large flux.

[0045] The width of the first connecting part 53 is not greater than the first receiving groove 10, when the first base is inserted into the second base, the first receiving groove 10 slides downward from the top of the first connecting part 53, and the first connecting part 53 protrudes from the second receiving groove 6, when sliding and inserting, the first connecting part 53 enters the first receiving groove 10, and the third connecting part 42 is extruded by the first protruding part 45 to be close to the first base, so that the third connecting part 42 is tightly attached to the bottom wall of the first receiving groove 10.

[0046] Referring to Figure 7 As shown, the elastic part 52 and the second connecting part 51 form a third receiving groove, one side of the shell 8 is clamped in the third receiving groove, the third receiving groove is arranged to clamp and limit the shell 8, so that the shell 8 is clamped at one end of the elastic part 52, the occupied area is smaller, and the demand for use in a compact space can be better met.

[0047] Referring to 7, Figure 8As shown, one side of the conductive body 41 is provided with a first anti-pull part 46 abutting against the first base 1, and one side of the elastic part 52 is provided with a second anti-pull part 57 abutting against the shell 8. The first anti-pull part 46 increases the connection strength of the conductive body 41 and the first base 1, and the second anti-pull part 57 increases the connection strength of the shell 8 and the conductive body 55. The first anti-pull part 46 and the second anti-pull part 57 are in the shape of ratchet teeth, so that after the first terminal 4 and the second terminal 5 are assembled, the ratchet teeth are not easy to be disengaged, the shell 8 can move along the ratchet direction under the pressure, and the second anti-pull part 57 can be locked to prevent the shell from being pulled out. The shell is more closely connected with the second terminal during use, and the smoothness of assembly is not affected. The material of the shell is an insulating material with a hardness lower than that of the second terminal, such as plastic or rubber, so that the ratchet teeth of the second anti-pull part 57 can be better embedded in the shell 8. The groove 12 is used to accommodate the part of the shell 8 surface extruded by the extrusion deformation, and the part of the shell 8 protruding from the groove 12 provides a protruding structure to prevent the second terminal 5 and the shell 8 from being separated. The second terminal 5 has a second protruding part 13 extending downward below the second through hole 56, and the conductive body 55 has a third protruding part 58 extending downward from the end. The height of the second protruding part 13 is the same as that of the third protruding part 58. The second protruding part 13 and the third protruding part 58 form a support structure below the second terminal 5, optimize the terminal structure, balance the stress at the bottom of the second terminal 5, and thus ensure the structural stability of the female connector.

[0048] In order to increase the space utilization of the female connector, the elastic part 52 is composed of two first elastic sections 521 arranged in the vertical direction and a second elastic section 522 arranged in an arc shape between the two first elastic sections. In this embodiment, the two first elastic sections are arranged in the vertical direction and parallel to each other. When the male connector moves relative to the female connector in the width direction, the two first elastic sections are close to each other and extrude the second elastic section.

[0049] Obviously, the above embodiments are only examples for clarity and are not limiting. Based on the above description, those skilled in the art can make other different forms of changes or variations. Here, all the embodiments are not exhaustive. The obvious changes or variations derived therefrom are still within the protection scope of the present application.

Claims

1. A floating BTB connector, characterized by, The first body and the second body are inserted into each other; The first body comprises a first base and a first terminal connected to the first base; The second body comprises a second base, a shell and a second terminal, the shell is arranged around the second base, and the second terminal is connected to the second base and the shell respectively; The second terminal comprises a conductive base, a first connecting part, an elastic part and a second connecting part, the conductive base and the first connecting part are arranged on the second base, the first connecting part is arranged at one end of the conductive base, the elastic part is arranged at the other end of the conductive base, and the second connecting part is arranged on the shell and connected to the elastic part.

2. The floating BTB connector of claim 1, wherein: The second base further comprises a second baffle and a second receiving groove, a plurality of the second baffles are arranged on the second base along the length direction, and the second receiving groove is formed by the adjacent second baffles and the second base.

3. The floating BTB connector of claim 2, wherein: The second base is further provided with a relief groove, the conductive base is provided with a stepped surface matched with the relief groove, and the side of the second base away from the first base is provided with a positioning column, and the root of the positioning column is provided with a chamfered part.

4. The floating BTB connector of claim 1, wherein: The first terminal comprises a conductive base and a third connecting part, and the conductive base and the third connecting part are arranged on the first base, and the third connecting part is arranged at the end of the conductive base and movably connected to the first connecting part.

5. The floating BTB connector of claim 4, wherein: The end of the third connecting part is provided with a first protruding part, and the end of the first connecting part is provided with a chamfer, and the chamfer is matched with the third connecting part.

6. The floating BTB connector of claim 4, wherein: The conductive base is provided with a first through hole, and / or the conductive base is provided with a second through hole.

7. The floating BTB connector of claim 1, wherein: The first base further comprises a first baffle and a first receiving groove, a plurality of the first baffles are arranged on the second base along the length direction, and the first receiving groove is formed by the adjacent first baffles and the first base.

8. The floating BTB connector of claim 1, wherein: The width of the first connecting part is not greater than the width of the first receiving groove.

9. The floating BTB connector of claim 1, wherein: The third receiving groove is formed by the elastic part and the second connecting part, and one side of the shell is clamped in the third receiving groove.

10. The floating BTB connector of claim 4, wherein: One side of the conductive base is provided with a first anti-pulling part abutting against the first base, and one side of the elastic part is provided with a second anti-pulling part abutting against the shell.

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