CN211088547U

CN211088547U - Back panel connector

Info

Publication number: CN211088547U
Application number: CN202020104720.3U
Authority: CN
Inventors: 不公告发明人
Original assignee: Sichuan Huafeng Enterprise Group Co
Current assignee: Sichuan Huafeng Technology Co Ltd
Priority date: 2020-01-17
Filing date: 2020-01-17
Publication date: 2020-07-24
Anticipated expiration: 2030-01-17

Abstract

The utility model relates to the technical field of connectors, in particular to a backplane connector, which comprises a terminal assembly and a cover plate; the terminal subassembly is including being first face and the second face that predetermines the contained angle and connect, the apron is including being first plate body and the second plate body that predetermines the contained angle and connect, be equipped with first mounting hole on the first plate body and insert the tongue, be equipped with first installation piece on the first face, be equipped with the slot on the terminal subassembly, first installation piece is pegged graft with first mounting hole, insert the tongue and peg graft with the slot, can guarantee that first plate body and first face are connected stably, and first installation piece can prevent first plate body deformation, be equipped with the second mounting hole on the second plate body, be equipped with the second installation piece on the second face, second installation piece and second mounting hole interference are pegged graft, so set up then can guarantee that second face and second plate body are connected stably, and the second installation piece can prevent the second plate body deformation, and then can prevent that the terminal subassembly is not hard up when pulling out and.

Description

Back panel connector

Technical Field

The utility model relates to a connector technical field especially relates to a backplane connector.

Background

With the rapid development of information technology, data transmission rates are increasing. High speed connectors are moving to higher speeds and higher densities. Among them, the backplane connector is an important member of the high-speed connector, and its application scenarios are continuously expanded, for example, the new application scenarios such as conventional printed board and printed board connection (backplane), printed board and printed board vertical connection (orthogonal backplane), and printed board or cable and cable connection (wire backplane) … … provide more rigorous requirements for the strength, stability and reliability of the backplane connector.

In the backplane connector in the prior art, the terminal assemblies are in a wafer parallel splicing structure, and parts such as a cover plate and a bottom plate are additionally arranged on the splicing structure or hot melting or glue pouring is carried out on the splicing structure to realize the stability of the connector. The patent number is CN109038048A discloses a fixed knot of backplate connector constructs in earlier stage patent document, and this structure utilizes the first stopper that slice body plastic body was equipped with, the second stopper inserts first spacing hole, the second spacing hole that the apron corresponds, and the plastic body upper end still is equipped with T type dog, has the clearance between two adjacent T type dogs, and the apron is close to and still is equipped with the picture peg to preceding lid one side, and the picture peg inserts in the clearance that corresponds. This structure has fixed the rear end face of terminal assembly, the up end, but when the back panel connector is great, rear end face and up end length are longer, in order to realize fixedly, the corresponding direction length of apron also need increase, this can cause the apron to be yielding in the direction of not having T type dog, can not paste tight terminal assembly, terminal assembly is easy not hard up when pulling out to insert or the side direction atress, cause the up end easily to connect shakiness, contact jaw contact subalternation phenomenon, influence the signal integrality of connector.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: a backplane connector is provided to solve the problem that a cover plate of the backplane connector in the related art is easy to loosen when connecting two side faces of a terminal assembly.

The utility model provides a backplane connector, which comprises a terminal component and a cover plate;

the terminal assembly comprises a first surface and a second surface which are connected at a preset included angle, a first mounting block is arranged on the first surface, a second mounting block is arranged on the second surface, the cover plate comprises a first plate body and a second plate body which are connected at the preset included angle, a first mounting hole and a plug tongue are arranged on the first plate body, a second mounting hole is arranged on the second plate body, the first mounting block is plugged with the first mounting hole, and the second mounting block is plugged with the second mounting hole in an interference manner;

the terminal component is provided with a slot, and the inserting tongue is inserted into the slot.

As a preferred technical scheme of the backplane connector, one of the side walls of the slot and the side wall of the insertion tongue is provided with a first clamping protrusion, and the other side wall of the slot is provided with a first clamping groove, and the first clamping protrusion is clamped with the first clamping groove.

As a preferred technical solution of the backplane connector, the end of the insertion tongue is provided with a guide inclined surface for guiding the insertion tongue to be inserted into the insertion slot.

As a preferred technical solution of the backplane connector, a third mounting block is further disposed on the second surface, a third mounting hole is disposed on the second board body, and the third mounting block is inserted into the third mounting hole.

As a preferred technical solution of the backplane connector, the first mounting block includes a connecting portion connected to the first surface and a limiting portion connected to the connecting portion, the connecting portion is inserted into the first mounting hole, the limiting portion and the terminal assembly are respectively located on two sides of the first board body, and the limiting portion can abut against the first board body in a direction perpendicular to the first board body.

As a preferred technical solution of the backplane connector, the first mounting hole includes a first hole and a second hole that are communicated, the width of the limiting portion is greater than the width of the second hole and smaller than the width of the first hole, the width of the connecting portion is smaller than the width of the second hole, the lengths of the limiting portion and the connecting portion are both smaller than the length of the first hole, and the connecting portion is inserted into the second hole.

As a preferred technical solution of the backplane connector, one of the side wall of the connecting portion and the side wall of the second hole is provided with a second clamping protrusion, and the other one of the side wall of the connecting portion and the side wall of the second hole is provided with a second clamping groove, and the second clamping protrusion is clamped with the second clamping groove.

As the preferred technical scheme of backplane connector, the interval is equipped with a plurality ofly on the first face first installation piece, the interval is equipped with a plurality ofly on the second face second installation piece, the interval is equipped with a plurality ofly on the first plate body first mounting hole and interval are equipped with a plurality ofly insert the tongue, the interval is equipped with a plurality ofly on the second plate body the second mounting hole, and is a plurality of first installation piece is pegged graft with a plurality of first mounting hole one-to-one, and is a plurality of second installation piece is with a plurality of the second mounting hole is pegged graft with one-to-one, and is a plurality of insert the tongue with a plurality of the slot one-to-one is pegged graft.

As a preferred technical solution of the backplane connector, the terminal assembly includes a plurality of terminals sequentially spliced along a first direction, the first surface, the second surface, the first mounting blocks, the second mounting blocks, and the slots are formed by splicing a plurality of terminals, and the first mounting blocks, the second mounting blocks, and the slots are arranged at equal intervals along the first direction.

As a preferred technical solution of the backplane connector, the preset included angle is 90 °.

The utility model has the advantages that:

the utility model provides a backplane connector, which comprises a terminal component and a cover plate; the terminal subassembly is including being first face and the second face that predetermines the contained angle and connect, the apron is including being first plate body and the second plate body that predetermines the contained angle and connect, be equipped with first mounting hole and insert the tongue on the first plate body, be equipped with first installation piece on the first face, be equipped with the slot on the terminal subassembly, wherein, first installation piece is pegged graft with first mounting hole, insert the tongue and peg graft with the slot, through first installation piece and first mounting hole cooperation and insert tongue and slot cooperation, can guarantee that first plate body and first face are connected stably, and can prevent first plate body deformation through setting up first installation piece. Be equipped with the second mounting hole on the second plate body, be equipped with the second installation piece on the second face, second installation piece and second mounting hole interference are pegged graft, so set up then can guarantee that second face and second plate body are connected stably, and can prevent that the second plate body from warping. Compared with the prior art, when the terminal assembly is pulled out and inserted or stressed laterally, the cover plate can be stably connected with the terminal assembly to prevent the terminal assembly from loosening, so that the terminal assembly and the butting connector can be well contacted, and the integrity of signals is ensured.

Drawings

Fig. 1 is a schematic structural diagram of a backplane connector according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a cover plate in an embodiment of the present invention;

fig. 3 is a schematic structural view of a terminal assembly according to an embodiment of the present invention;

fig. 4 is a cross-sectional view of a terminal assembly in an embodiment of the invention;

fig. 5 is an enlarged view at a in fig. 4.

In the figure:

1. a terminal assembly;

11. a first side; 111. a first mounting block; 112. a connecting portion; 113. a limiting part; 114. a second snap projection;

12. a second face; 121. a second mounting block; 122. a third mounting block; 123. a third snap projection;

13. a slot; 131. a first snap projection;

14. a terminal;

2. a cover plate;

21. a first plate body; 211. a first mounting hole; 212. a first hole; 213. a second hole; 214. a second card slot;

22. a second plate body; 221. a second mounting hole; 222. a third mounting hole;

23. inserting a tongue; 231. a first card slot; 232. a guide slope.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Where the terms "first position" and "second position" are two different positions, and where a first feature is "over", "above" and "on" a second feature, it is intended that the first feature is directly over and obliquely above the second feature, or simply means that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1 to 5, the present embodiment provides a backplane connector, which includes a terminal assembly 1 and a cover plate 2; the terminal assembly 1 includes a first surface 11 and a second surface 12 connected at a predetermined angle, and the cover plate 2 includes a first plate body 21 and a second plate body 22 connected at a predetermined angle.

The first plate body 21 is provided with a first mounting hole 211 and an insertion tongue 23, the first face 11 is provided with a first mounting block 111, the terminal assembly 1 is provided with a slot 13, the first mounting block 111 is inserted into the first mounting hole 211, the insertion tongue 23 is inserted into the slot 13, the first mounting block 111 is matched with the first mounting hole 211, and the insertion tongue 23 is matched with the slot 13, so that the first plate body 21 can be stably connected with the first face 11, and the first plate body 21 can be prevented from being deformed by the arrangement of the first mounting block 111. Be equipped with second mounting hole 221 on the second plate body 22, be equipped with second installation piece 121 on the second face 12, second installation piece 121 and second mounting hole 221 interference are pegged graft, and then it is stable to guarantee that second plate body 22 is connected with second face 12 like this setting, and can prevent that second plate body 22 from warping. Compared with the prior art, when the terminal assembly 1 is plugged or pulled out or the terminal assembly 1 is stressed laterally, the cover plate 2 can be stably connected with the terminal assembly 1 to prevent the terminal assembly 1 from loosening, so that the terminal assembly 1 and the butting connector can be well contacted, and the integrity of signals is ensured.

It can be understood that, in the present embodiment, the first plate 21 and the first surface 11 are tightly attached, the second plate 22 and the second surface 12 are tightly attached, the cover plate 2 is formed by a stamping process using a metal plate, and the cover plate 2 plays a role in fixing the terminal assembly 1. The preset included angle is preferably 90 °. Of course, in other embodiments, the angle of the preset included angle may be set as needed.

Optionally, the insertion tongue 23 is disposed at an end of the first board body 21 away from the second board body 22, and the insertion tongue 23 is inserted into the insertion groove 13 along a direction parallel to the first board body 21. Of course, in other embodiments, the insertion tongue 23 can be inserted into the insertion groove 13 in a direction perpendicular to the first board body 21. Preferably, the end of the insertion tongue 23 is provided with a guiding inclined surface 232, i.e. the end of the insertion tongue 23 is designed to be wedge-shaped, so as to facilitate the insertion of the insertion tongue 23 into the insertion groove 13. Further preferably, one of the side wall of the slot 13 and the side wall of the tongue 23 is provided with a first locking protrusion 131, the other is provided with a first locking groove 231, and the first locking protrusion 131 is locked with the first locking groove 231. The embodiment exemplarily shows that the first locking protrusion 131 is disposed on the side wall of the slot 13, and the first locking groove 231 is disposed on the side wall of the insertion tongue 23. By providing the first locking protrusion 131 and the first locking groove 231, the stable position of the insertion tongue 23 and the terminal assembly 1 in the insertion direction of the insertion tongue 23 can be ensured. In this embodiment, only one end of the slot 13 is provided with a socket, and the latch 23 and the terminal assembly 1 do not shake in combination with the locking structure of the first locking protrusion 131 and the first locking groove 231, so as to further ensure the stable connection between the first plate 21 and the terminal assembly 1.

Optionally, the first mounting block 111 includes a connecting portion 112 connected to the first surface 11 and a limiting portion 113 connected to the connecting portion 112, the connecting portion 112 is inserted into the first mounting hole 211, the limiting portion 113 and the terminal assembly 1 are respectively located at two sides of the first plate body 21, and the limiting portion 113 can abut against the first plate body 21 in a direction perpendicular to the first plate body 21, so that the first plate body 21 can be prevented from being separated from the terminal assembly 1 by the limiting portion 113. Preferably, the first mounting hole 211 includes a first hole 212 and a second hole 213 that are communicated, the width of the limiting portion 113 is greater than the width of the second hole 213 and smaller than the width of the first hole 212, the width of the connecting portion 112 is smaller than the width of the second hole 213, the lengths of the limiting portion 113 and the connecting portion 112 are both smaller than the length of the first hole 212, and the connecting portion 112 is inserted into the second hole 213. In this embodiment, the first hole 212 and the second hole 213 are communicated in the inserting direction of the inserting tongue 23, when the cover plate 2 and the terminal assembly 1 are assembled, the limiting portion 113 can pass through the first hole 212, and the cover plate 2 is pushed, so that the connecting portion 112 enters the second hole 213 and is matched with the second hole 213, the limiting portion 113 can limit the first plate 21 in the direction perpendicular to the first surface 11, and the first plate 21 and the first surface 11 can be further stably connected.

Optionally, one of the side wall of the connecting portion 112 and the side wall of the second hole 213 is provided with a second locking protrusion 114, and the other is provided with a second locking groove 214, and the second locking protrusion 114 is locked with the second locking groove 214. With this arrangement, the connection between the first board body 21 and the terminal assembly 1 can be further ensured to be stable, and the embodiment exemplarily shows that the second locking protrusion 114 is disposed on the side wall of the connecting portion 112, and the second locking groove 214 is disposed on the side wall of the second hole 213.

Optionally, a third mounting block 122 is further disposed on the second surface 12, a third mounting hole 222 is disposed on the second board body 22, and the third mounting block 122 is inserted into the third mounting hole 222. In this embodiment, the third mounting block 122 is far from the first surface 11 relative to the second mounting block 121. With this arrangement, when the second board body 22 is longer, the third mounting block 122 can further prevent the second board body 22 from being deformed, thereby ensuring stable connection between the second board body 22 and the terminal assembly 1.

Optionally, a third locking protrusion 123 is disposed on a side wall of the second mounting block 121, the third locking protrusion 123 is arc-shaped and is in interference abutment with an inner wall of the second mounting hole 221, so that the second mounting block 121 and the second mounting hole 221 are in interference fit. Of course, in other embodiments, the third locking protrusion 123 may also be disposed on the inner wall of the second mounting hole 221, and at this time, the third locking protrusion 123 is in interference contact with the second mounting block 121. Preferably, the second mounting block 121 is also provided with a guide slope 232, and the guide slope 232 is used for guiding the second mounting block 121 to be inserted into the second mounting hole 221.

Optionally, a plurality of first mounting blocks 111 are arranged on the first surface 11 at intervals, a plurality of second mounting blocks 121 are arranged on the second surface 12 at intervals, a plurality of first mounting holes 211 are arranged on the first plate body 21 at intervals, a plurality of insertion tongues 23 are arranged on the first plate body 21 at intervals, a plurality of second mounting holes 221 are arranged on the second plate body 22 at intervals, the plurality of first mounting blocks 111 are inserted into the plurality of first mounting holes 211 in a one-to-one manner, the plurality of second mounting blocks 121 are inserted into the plurality of second mounting holes 221 in a one-to-one manner, and the plurality of insertion tongues 23 are inserted into the plurality of insertion grooves 13 in a one-to-one manner. By providing the first mounting block 111, the second mounting block 121, and the insertion tongue 23 in plural numbers, it is possible to further secure the connection stability of the cover plate 2 and the terminal assembly 1. In this embodiment, the number of the third mounting blocks 122 and the third mounting holes 222 is also multiple, and the multiple third mounting blocks 122 and the multiple third mounting holes 222 are correspondingly plugged in one-to-one manner.

In this embodiment, the terminal assembly 1 includes a plurality of terminals 14 sequentially spliced along the first direction, the first surface 11, the second surface 12, the first mounting blocks 111, the second mounting blocks 121, and the slots 13 are formed by splicing the terminals 14, and the first mounting blocks 111, the second mounting blocks 121, and the slots 13 are all arranged at equal intervals along the first direction. Wherein the first direction is indicated as ab-direction in fig. 1. Specifically, each of the terminals 14 is provided with a second mounting block 121, and any two adjacent terminals 14 form one slot 13, in this embodiment, the number of the terminals 14 is even, and in the first direction, each two terminals 14 can form one first mounting block 111 and one third mounting block 122.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A backplane connector, characterized by comprising a terminal assembly (1) and a cover plate (2);

the terminal assembly (1) comprises a first face (11) and a second face (12) which are connected at a preset included angle, a first mounting block (111) is arranged on the first face (11), a second mounting block (121) is arranged on the second face (12), the cover plate (2) comprises a first plate body (21) and a second plate body (22) which are connected at the preset included angle, a first mounting hole (211) and an inserting tongue (23) are arranged on the first plate body (21), a second mounting hole (221) is arranged on the second plate body (22), the first mounting block (111) is inserted into the first mounting hole (211), and the second mounting block (121) is inserted into the second mounting hole (221) in an interference manner;

the terminal component (1) is provided with a slot (13), and the inserting tongue (23) is inserted into the slot (13).

2. The backplane connector of claim 1, wherein one of the side walls of the slot (13) and the side wall of the insertion tongue (23) is provided with a first protrusion (131), and the other is provided with a first slot (231), and the first protrusion (131) is engaged with the first slot (231).

3. The backplane connector of claim 1, wherein an end of the insertion tongue (23) is provided with a guide slope (232), the guide slope (232) being used to guide the insertion tongue (23) into the insertion groove (13).

4. The backplane connector of claim 1, wherein a third mounting block (122) is further disposed on the second surface (12), a third mounting hole (222) is disposed on the second board body (22), and the third mounting block (122) is inserted into the third mounting hole (222).

5. The backplane connector according to claim 1, wherein the first mounting block (111) includes a connecting portion (112) connected to the first surface (11) and a limiting portion (113) connected to the connecting portion (112), the connecting portion (112) is inserted into the first mounting hole (211), the limiting portion (113) and the terminal assembly (1) are respectively located on both sides of the first board body (21), and the limiting portion (113) is capable of abutting against the first board body (21) in a direction perpendicular to the first board body (21).

6. The backplane connector of claim 5, wherein the first mounting hole (211) comprises a first hole (212) and a second hole (213) which are communicated with each other, the width of the limiting portion (113) is larger than the width of the second hole (213) and smaller than the width of the first hole (212), the width of the connecting portion (112) is smaller than the width of the second hole (213), the lengths of the limiting portion (113) and the connecting portion (112) are smaller than the length of the first hole (212), and the connecting portion (112) is inserted into the second hole (213).

7. The backplane connector of claim 6, wherein one of the side wall of the connecting portion (112) and the side wall of the second hole (213) is provided with a second locking protrusion (114), and the other one of the side wall of the connecting portion and the side wall of the second hole is provided with a second locking groove (214), and the second locking protrusion (114) is locked with the second locking groove (214).

8. The backplane connector of any one of claims 1 to 7, wherein the first surface (11) is provided with a plurality of the first mounting blocks (111) at intervals, the second surface (12) is provided with a plurality of the second mounting blocks (121) at intervals, the first board body (21) is provided with a plurality of the first mounting holes (211) at intervals and a plurality of the insertion tongues (23) at intervals, the second board body (22) is provided with a plurality of the second mounting holes (221) at intervals, the first mounting blocks (111) are inserted into the first mounting holes (211) in a one-to-one manner, the second mounting blocks (121) are inserted into the second mounting holes (221) in a one-to-one manner, and the insertion tongues (23) are inserted into the insertion grooves (13) in a one-to-one manner.

9. The backplane connector according to claim 8, wherein the terminal assembly (1) includes a plurality of terminals (14) sequentially joined in a first direction, and the first face (11), the second face (12), the first mounting blocks (111), the second mounting blocks (121), and the slots (13) are all formed by joining the terminals (14), and the first mounting blocks (111), the second mounting blocks (121), and the slots (13) are all equally spaced in the first direction.

10. The backplane connector of any one of claims 1-7, wherein the predetermined included angle is 90 °.