阅读说明：本技术 一种双排浮动容差连接器 (Double-row floating tolerance connector ) 是由 温炫萤 于 2021-08-20 设计创作，主要内容包括：本发明公开一种双排浮动容差连接器,母座浮动部在三个维度上都与母座固定部之间存在间隙,受到母座固定部限制极限位置；信号端子的一端信号连接于主板,另一端连接于母座浮动部,母座浮动部用于与公插匹配插装以供信号连接,公插与主板之间经过信号端子保持信号连接；信号端子的每根信号传输线分别设置浮动段,浮动段位于母座浮动部和母座固定部之间的外露部分,浮动段能够在三个维度上变形产生弹力,由于设置浮动段,可以使母座浮动部在三个维度上分别保持悬浮状态,当与公插相互插接时,母座浮动部可以在三个维度上分别产生浮动,在公插与母插之间的位置存在偏差时实现容错,避免出现应力,使插装过程更加省力。(The invention discloses a double-row floating tolerance connector.A clearance exists between a female seat floating part and a female seat fixing part in three dimensions, and the limit position is limited by the female seat fixing part; one end of the signal terminal is in signal connection with the mainboard, the other end of the signal terminal is connected with the female seat floating part, the female seat floating part is used for being inserted into the male plug in a matching mode to be in signal connection, and the male plug is in signal connection with the mainboard through the signal terminal; every signal transmission line of signal terminal sets up the section of floating respectively, the section of floating is located the part that exposes between female seat floating portion and the female seat fixed part, the section of floating can warp in three dimension and produce elasticity, owing to set up the section of floating, can make female seat floating portion keep the suspended state respectively in three dimension, when pegging graft each other with public inserting, female seat floating portion can produce respectively in three dimension and float, realize the fault-tolerant when public inserting and mother position between inserting have the deviation, avoid appearing stress, it is more laborsaving to make the cartridge process.)

1. A double-row floating tolerance connector is characterized by comprising a female socket floating part (1), a signal terminal (2) and a female socket fixing part (3);

the female seat fixing part (3) is fixed on the main board, the female seat floating part (1) is installed on the female seat fixing part (3) in a floating mode, and gaps exist between the female seat floating part (1) and the female seat fixing part (3) in three dimensions respectively;

the signal terminals (2) are arranged in two groups, and each group of signal terminals (2) comprises two rows of symmetrically arranged signal transmission lines; the signal terminal (2) is limited and relatively fixed by the female socket fixing part (3), one end of the signal terminal (2) is in signal connection with the main board, the other end of the signal terminal is connected with the female socket floating part (1), and the female socket floating part (1) is used for being matched and plugged with a male plug to be in signal connection;

every signal transmission line of signal terminal (2) sets up floating section (21) respectively, floating section (21) are located female seat float portion (1) with expose the part between female seat fixed part (3), floating section (21) can warp in three dimensions and produce elasticity.

2. The double row floating tolerance connector according to claim 1, wherein the floating section (21) comprises at least two U-shaped bent sections.

3. The double row floating tolerance connector according to claim 2, wherein each signal transmission line of the signal terminal (2) is provided with a right-angled bend, so that the connection direction of the male plug is parallel to the board surface of the motherboard.

4. The double row floating tolerance connector of claim 3, wherein the plane in which the right angle bend of each signal transmission line lies is perpendicular to the plane in which the floating section (21) lies.

5. The double row floating tolerance connector according to claim 3, wherein the female socket fixing part (3) comprises a terminal fixing block (31) and a movable limiting frame (32) which are fixedly assembled with each other, the terminal fixing block (31) is used for limiting and fixing the signal terminal (2), the terminal fixing block (31) is used for limiting the inserting direction of the female socket floating part (1), and the movable limiting frame (32) is used for limiting the pulling-out direction and the dimension perpendicular to the pulling-out direction of the female socket floating part (1).

6. The double row floating tolerance connector according to claim 5, wherein the terminal fixing block (31) is provided with guide sliding grooves (311) on both sides thereof, the movable limiting frame (32) is provided with guide sliding blocks (321) on both inner walls thereof, and the guide sliding grooves (311) and the guide sliding blocks (321) are connected in a sliding and matching manner.

7. The double row floating tolerance connector as claimed in any one of claims 1 to 6, wherein the axial directions of the two ends of the floating section (21) are parallel and the deviation of the axial directions is less than a preset range.

Technical Field

The invention relates to the field of electrical connection, in particular to a double-row floating tolerance connector.

Background

Referring to fig. 1, a schematic structural diagram of a conventional signal connection structure in which a movable end 01 and a fixed end 02 are matched with each other is shown, wherein the movable end 01 is provided with two positioning columns 03, the fixed end 02 is provided with two positioning grooves 04, and the movable end 01 and the fixed end 02 are aligned with each other to complete insertion during insertion by using the positioning columns 03 and the positioning grooves 04 to be matched with each other.

Move end 01 and stiff end 02 and insert constant head tank 04 through reference column 03 when location match and realize, insert after the awl toper direction oblique angle of relying on reference column 03 tip is led to be positive. The existing structure mostly adopts the hard connection matching mode, because the plug and socket of the connector can not compensate the plug position error, the plug precision can only be ensured by the mounting position precision of the printed board, the processing precision related to the mounting of the printed board is necessarily improved, but when a plurality of connectors are placed on one printed board, the plug is simultaneously inserted, the requirement of the processing precision can be multiplied, and the processing cost is also linearly increased.

For those skilled in the art, how to improve the fault tolerance of the plug-in is a technical problem to be solved at present.

Disclosure of Invention

The invention provides a double-row floating tolerance connector, wherein a floating part of a female seat can float in the vertical dimension, the left dimension, the right dimension and the front dimension and the rear dimension respectively, so that the plugging fault-tolerant capability is improved, and the specific scheme is as follows:

a double-row floating tolerance connector comprises a female socket floating part, a signal terminal and a female socket fixing part;

the female seat fixing part is fixed on the mainboard, the female seat floating part is arranged on the female seat fixing part in a floating mode, and gaps are formed between the female seat floating part and the female seat fixing part in three dimensions;

the signal terminals are arranged in two groups, and each group of signal terminals comprises two rows of symmetrically arranged signal transmission lines; the signal terminal is limited and relatively fixed by the female socket fixing part, one end of the signal terminal is in signal connection with the mainboard, the other end of the signal terminal is connected with the female socket floating part, and the female socket floating part is used for being matched and plugged with a male plug to be in signal connection;

each signal transmission line of the signal terminal is provided with a floating section respectively, the floating section is located at the exposed part between the floating part of the female seat and the fixed part of the female seat, and the floating section can deform in three dimensions to generate elasticity.

Optionally, the floating section comprises at least two bent sections in a U shape.

Optionally, each signal transmission line of the signal terminal is respectively provided with a right-angle bend, so that the connection direction of the male plug is parallel to the board surface of the main board.

Optionally, a plane of the right-angle bend of each signal transmission line is perpendicular to a plane of the floating segment.

Optionally, female seat fixed part includes the terminal fixed block and the spacing frame of activity of mutual fixed assembly, the terminal fixed block is used for spacing fixedly signal terminal, the terminal fixed block is used for right the direction of insertion of female seat floating portion is spacing, the spacing frame of activity is used for right the direction of dialling out and the dimension of perpendicular to direction of dialling out of female seat floating portion are spacing.

Optionally, the two sides of the terminal fixing block are respectively provided with a guide sliding groove, the inner walls of the two sides of the movable limiting frame are respectively provided with a guide sliding block, and the guide sliding grooves are connected with the guide sliding blocks in a sliding matching mode.

Optionally, the axial directions of the two ends of the floating section are parallel, and the deviation of the axial directions is smaller than a preset range.

The invention provides a double-row floating tolerance connector, wherein a female seat fixing part is fixed on a mainboard, a female seat floating part is arranged on the female seat fixing part in a floating manner, gaps exist between the female seat floating part and the female seat fixing part in three dimensions, and the limit position is limited by the female seat fixing part; the signal terminals are arranged in two groups, and each group of signal terminals comprises two rows of symmetrically arranged signal transmission lines; the signal terminals are positioned and arranged through the female socket fixing part, one end of each signal terminal is connected with the main board in a signal mode, the other end of each signal terminal is connected with the female socket floating part, the female socket floating part is used for being matched and inserted with the male plug to be connected with the signals, and the male plug is connected with the main board in a signal mode through the signal terminals; every signal transmission line of signal terminal sets up the section of floating respectively, the section of floating is located the part that exposes between female seat floating portion and the female seat fixed part, the section of floating can warp in three dimension and produce elasticity, owing to set up the section of floating, can make female seat floating portion keep the suspended state respectively in three dimension, when pegging graft each other with public inserting, female seat floating portion can be about from top to bottom, around, produce respectively in three dimension and float, realize the fault-tolerant when there is the deviation in the position between public inserting and female inserting, avoid appearing stress, make the cartridge process more laborsaving.

Drawings

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

FIG. 1A is a schematic diagram of the dual row floating tolerance connector of the present invention mated with a male plug;

FIG. 1B is a schematic cross-sectional axial view of the double row floating tolerance connector of the present invention mated with a male plug;

FIG. 1C is a cross-sectional schematic view of the dual row floating tolerance connector of the present invention;

FIG. 2 is a schematic diagram of a signal terminal

FIGS. 3A to 3C are schematic views of three specific structures of the floating section, respectively;

fig. 4A and 4B are isometric and top views, respectively, of one embodiment of a signal terminal;

fig. 5A and 5B are isometric and top views, respectively, of another embodiment of a signal terminal;

FIG. 6 is an exploded view of the components of the dual row floating tolerance connector of the present invention;

FIGS. 7A and 7B are cross-sectional views of the floating section showing the mating of two different configurations of the dual row floating tolerance connector and male plug, respectively;

fig. 8 is a longitudinal cross-sectional view of the interfit between the dual row floating tolerance connector and the male plug.

The figure includes:

female seat floating part 1, signal terminal 2, unsteady section 21, female seat fixed part 3, terminal fixed block 31, direction spout 311, activity limit frame 32, direction slider 321.

Detailed Description

The core of the invention is to provide a double-row floating tolerance connector, wherein a floating part of a female seat can respectively float in three dimensions of up-down (Z axis), left-right (Y axis) and front-back (X axis), so that the plugging fault-tolerant capability is improved.

In order to make the technical solution of the present invention better understood by those skilled in the art, the double row floating tolerance connector of the present invention will be described in detail with reference to the accompanying drawings and the specific embodiments.

The double-row floating tolerance connector comprises a female socket floating part 1, a signal terminal 2, a female socket fixing part 3 and other structures. As shown in fig. 1A, it is a structural view of the appearance of the dual-row floating tolerance connector and the male plug of the present invention that are engaged with each other; FIG. 1B is a schematic cross-sectional axial view of the double row floating tolerance connector of the present invention mated with a male plug; FIG. 1C is a cross-sectional schematic view of the dual row floating tolerance connector of the present invention; in the figure, a denotes a male plug, and B denotes a motherboard.

The female seat fixing part 3 is fixed on the mainboard, the female seat floating part 1 is arranged on the female seat fixing part 3 in a floating mode, and gaps exist between the female seat floating part 1 and the female seat fixing part 3 in three dimensions respectively; as shown in fig. 1A to 1C, the female seat floating portion 1 and the female seat fixing portion 3 are connected by the signal terminal 2, and the side wall of the female seat floating portion 1 has a distance from the female seat fixing portion 3 in the three dimensions of X-axis, Y-axis and Z-axis, respectively, so that the female seat floating portion 1 can move in a certain range in the three dimensions of X-axis (front and back), Y-axis (left and right) and Z-axis (up and down), that is, the female seat floating portion 1 keeps floating connection.

With reference to the schematic structural diagram of the signal terminals 2 in fig. 2, the signal terminals 2 in the present invention are arranged in two groups, each group of signal terminals 2 includes two rows of symmetrically arranged signal transmission lines, four rows of signal transmission lines are arranged as shown in fig. 2, each row of signal transmission lines shown in fig. 2 is vertically arranged, and the two groups of signal terminals 2 are also symmetrically arranged, so that the support of the floating portion 1 of the female socket is more balanced.

The signal terminal 2 is limited and relatively fixed by the female seat fixing part 3, and the arrangement of signal transmission lines of the signal terminal 2 is ensured to be neat; one end of the signal terminal 2 is connected with the main board in a signal mode, the other end of the signal terminal is connected with the female seat floating part 1, and the signal is transmitted through the signal terminal 2; female floating portion 1 is used for with public inserting match cartridge for signal connection, when public inserting A pegs graft in female floating portion 1, each signal line on the public inserting and each signal terminal 2 conductive contact each other to public inserting mainboard realizes signal connection.

Each signal transmission line of the signal terminal 2 is respectively provided with a floating section 21, the floating section 21 is positioned at the exposed part between the female seat floating part 1 and the female seat fixing part 3, the floating section 21 can deform in three dimensions to generate elasticity, and elastic deformation can occur in three dimensions of an X axis, a Y axis and a Z axis; the floating section 21 is positioned between the female seat floating part 1 and the female seat fixing part 3 and is not contained by any structure, and the floating section 21 arranged on the signal terminal 2 has elasticity and can elastically deform to a certain degree; in the initial state, no matter the force is applied to the female floating portion 1 from any direction, the floating section 21 can generate an elastic force to the female floating portion 1, and the female floating portion 1 can be deviated from the female fixing portion 3.

According to the invention, the floating section 21 is arranged between the female floating part 1 and the female fixed part 3, when the male plug is plugged into the female floating part, the female floating part 1 can respectively float in the vertical, horizontal and front-back dimensions, and fault tolerance is realized when the position between the male plug and the female plug is deviated, so that stress is avoided, and the plugging process is more labor-saving.

On the basis of the above-described solution, the invention provides here a preferred arrangement of the floating section 21: the floating section 21 comprises at least two U-shaped bending sections; as shown in fig. 3A to 3C, three specific structures of the floating section 21 are respectively illustrated; the U-shaped bending sections are butted end to form a snake-shaped bending structure similar to an S shape, enough elasticity can be formed by adopting the structure, the processing is convenient, and no interference is generated between adjacent signal transmission lines.

In addition to the two U-shaped bent sections, the floating section 21 may also take other forms, such as a spiral shape, and these specific forms are all included in the protection scope of the present invention.

Each signal transmission line of the signal terminal 2 is respectively provided with a right-angle bend, so that the connection direction of the male plug is parallel to the board surface of the mainboard; shown in conjunction with fig. 4A and 4B are an isometric view and a top view, respectively, of one embodiment of signal terminal 2; fig. 5A and 5B are an isometric view and a top view, respectively, of another embodiment of signal terminal 2.

In the structure shown in fig. 4A and 5A, the floating section 21 is a two-section U-shaped bent structure, the structure in fig. 4A has two bend angles added at the positions indicated by the arrows, and the axial directions of the two end portions of the floating section 21 are kept parallel, so that the axial distance between the two end portions of the floating section 21 is reduced, that is, the distance d in fig. 4B. Comparing the two structures shown in fig. 5A and fig. 4A, the bending angles of the two U-shaped bends of the floating section 21 are different, and a bend angle is added to the position indicated by the arrow in fig. 5A, which can also achieve the similar effect.

Fig. 4A and 5A structures have all set up one section right angle and have buckled C, and right angle is buckled C and has been changed the holistic extending direction of signal terminal 2, combines fig. 2 and shows, because signal terminal 2 has set up right angle and has buckled, the holistic one end of signal terminal 2 is connected in the mainboard that the level was arranged, and the holistic other end of signal terminal 2 is connected in the female seat floating part 1 of vertical arrangement, and when the mainboard level was arranged, horizontal cartridge can be realized to public affairs' socket, has expanded the range of application of pegging graft.

The plane of the right-angle bend of each signal transmission line is vertical to the plane of the floating section 21; referring to fig. 2, the plane of the right-angle bend C is an XOZ plane, and the plane of the floating section 21 is an XOY plane, which are perpendicular to each other.

Referring to fig. 6, there is shown an exploded view of the components of the dual row floating tolerance connector of the present invention; female seat fixed part 3 includes terminal fixed block 31 and the spacing frame 32 of activity of mutual fixed assembly, and terminal fixed block 31 is used for spacing fixed signal terminal 2, and terminal fixed block 31 fixed connection is in the mainboard. The movable limiting frame 32 is a housing structure and covers the terminal fixing block 31.

The terminal fixing block 31 is used for limiting the inserting direction of the female floating part 1, and as shown in fig. 6, in the process that the male plug is inserted into the female floating part 1 obliquely and upwards rightwards along the direction of the X axis, the female floating part 1 moves along the X axis and finally abuts against the terminal fixing block 31, so that position limitation is realized.

The movable limiting frame 32 is used for limiting the pulling-out direction of the female floating part 1 and the dimension perpendicular to the pulling-out direction, and when the female floating part 1 moves along the Y axis or the Z axis, the movable limiting frame 32 is finally contacted with the inner wall of the movable limiting frame 32 to realize limiting; referring to fig. 6, when the male plug is pulled out, the floating portion 1 of the female socket moves obliquely left and down along the X axis to drive the floating portion 1 of the female socket to move along the X axis, and is finally blocked by the movable limiting frame 32 to realize limiting.

With reference to fig. 6, the two sides of the terminal fixing block 31 are respectively provided with a guiding sliding groove 311, the inner walls of the two sides of the movable limiting frame 32 are respectively provided with a guiding sliding block 321 in a protruding manner, the guiding sliding groove 311 and the guiding sliding block 321 are connected in a sliding and matching manner, and are relatively fixed through structures such as a buckle during connection, and when the two are mutually assembled, the terminal fixing block 31 and the movable limiting frame 32 cannot move relatively.

On the basis of any one of the technical schemes and the mutual combination thereof, the axial directions of the two tail ends of the floating section 21 are parallel, and the deviation of the axial directions is smaller than a preset range; in conjunction with the above, the distance between the axes of the two ends of the floating section 21 is shown as d in fig. 4B, and the dimension d is smaller than the predetermined range, so as to improve the coaxiality of the two ends of the floating section 21.

As shown in fig. 7A and 7B, which are cross-sectional views of the floating section 21 showing the mating of the two different configurations of the dual row floating tolerance connector with the male plug; the leftmost structures of fig. 7A and 7B show the structure of the male plug a and the female floating portion 1 in direct alignment, and i, ii, and iii show three states of the male plug a in direct alignment with the female floating portion 1 before insertion, parallel leftward deviation, and rightward inclination, respectively.

FIG. 8 is a longitudinal cross-sectional view of the mating of the dual row floating tolerance connector and the male plug; the uppermost structure represents a structural diagram of the male plug A and the female floating part 1 which are opposite to each other in insertion, wherein I, II and III respectively represent three states of the male plug A which is opposite to the female floating part 1 before insertion, upward parallel offset and downward parallel offset.

The double-row floating tolerance connector of the invention utilizes the floating section 21 of the signal terminal 2 to ensure that the floating part 1 of the female socket keeps floating connection and can move or deflect in parallel in a three-dimensional space, thereby realizing fault tolerance, avoiding stress and ensuring that the plugging process is more labor-saving.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.