MCIO horizontal connector

By employing structures such as snap-fit, elastic snap, and inverted snap in the MCIO horizontal connector to fix the horizontal housing and body in multiple axial directions, the problem of loose connector housing is solved, thereby improving stability and durability, extending service life, and improving signal transmission quality.

CN224233006UActive Publication Date: 2026-05-12SHENZHEN GLGNET ELECTRONICS
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHENZHEN GLGNET ELECTRONICS
Filing Date
2025-03-31
Publication Date
2026-05-12

AI Technical Summary

Technical Problem

The existing connector's shell and body are not securely connected, making it prone to loosening or falling off under external force, which affects signal transmission quality and service life.

Method used

设计一种MCIO卧式连接器,采用卧式外壳和卧式主体结构,通过卡扣、弹性扣和倒扣等结构在X、Y、Z轴方向上进行固定,结合导向槽和固定片的设计,确保连接器的稳定性和均匀受力。

Benefits of technology

It improves the stability and durability of the connector, avoids shell deformation or cracking, extends service life, and improves the reliability and accuracy of signal transmission.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to an MCIO horizontal connector, which comprises a horizontal shell, a horizontal main body and a terminal group, the terminal group is composed of an upper terminal group and a lower terminal group and is arranged in the horizontal main body, and the horizontal shell is arranged on the horizontal main body; wherein the horizontal main body is provided with a fixing groove, a clamping groove, a placing hole and an inverted buckle, the horizontal shell is provided with a clamping buckle, an elastic buckle, a fixing piece and a clamping hole, the clamping buckle, the elastic buckle and the clamping hole are connected with the fixing groove, the clamping groove and the inverted buckle in a clamping mode respectively, and the fixing piece is arranged in the placing hole. The bedroom has the advantages that the horizontal shell is connected with the bedroom body through the buckles, the elastic buckles and the fixing pieces so as to ensure that the horizontal shell can be fixed in the X-axis direction, the Y-axis direction and the Z-axis direction respectively, the inverted buckles are arranged on the horizontal body and connected with the horizontal shell in a clamped mode so that the horizontal shell can be further fixed in the assembling direction (namely the Z-axis direction), and therefore the horizontal shell can be conveniently assembled. Therefore, the stability of the connector is improved.
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Description

Technical Field

[0001] This utility model relates to the field of connector technology, and more specifically, to an MCIO horizontal connector. Background Technology

[0002] The existing connector technology suffers from insufficiently secure connection between the shell and the body. During use, the connector may be subjected to external forces (such as impact, tension, or compression), leading to shell loosening or detachment. This loosening is particularly problematic under conditions of frequent insertion / removal, vibration, or high temperatures. Such loosening can cause connection instability, affecting signal transmission quality and SI performance. Furthermore, uneven connection between the shell and the body can result in uneven stress on the connection points, causing deformation or cracks. Uneven connection accelerates material fatigue and shortens the connector's lifespan.

[0003] Improvements were made to the fixed connection between the housing and the body to enhance the stability, reliability, and durability of the connector. Utility Model Content

[0004] The technical problem to be solved by this utility model is that the fixed connection between the shell and the body is not strong enough, which affects the transmission quality of the connector. In view of the above-mentioned defects of the prior art, an MCIO horizontal connector is provided.

[0005] The technical solution adopted by this utility model to solve its technical problem is:

[0006] Construct an MCIO horizontal connector, wherein the connector includes a horizontal housing, a horizontal body, and a terminal group, wherein the terminal group includes an upper terminal group and a lower terminal group;

[0007] The terminal group is disposed inside the horizontal body, and the horizontal outer shell is disposed on the horizontal body;

[0008] The horizontal outer shell is provided with a buckle and an elastic buckle, and the horizontal main body is provided with a fixing groove and a slot corresponding to the buckle and the elastic buckle, and the buckle and the elastic buckle respectively abut against the fixing groove and the slot;

[0009] The horizontal outer shell is provided with a fixing plate, and the horizontal main body is provided with a placement hole for placing the fixing plate;

[0010] The horizontal main body is also provided with multiple buckles, and the horizontal outer shell is provided with multiple snap holes, and the buckles are snapped into the buckles.

[0011] Furthermore, the buckle includes at least a first buckle and a second buckle, which are respectively engaged with the card hole.

[0012] Furthermore, the elastic buckles are disposed on both sides of the connector, wherein the elastic buckles include a first elastic buckle and a second elastic buckle, and the openings of the first elastic buckle and the second elastic buckle are arranged opposite to each other; the slots include a first slot and a second slot, the first elastic buckle abuts against the first slot, and the second elastic buckle abuts against the second slot.

[0013] Furthermore, a limiting part is provided on one side of the second slot, and the second elastic buckle is embedded in the second slot for fixing the horizontal housing in the X-axis direction.

[0014] Furthermore, the inverted buckle is provided on the top of the connector, and the first elastic buckle is provided on the left and right sides of the connector, respectively for fixing the horizontal housing in the Z-axis direction.

[0015] Furthermore, one side of the first elastic buckle is provided with an extension portion, which abuts against the first slot, and the first slot is provided with a boss at one end near the opening for providing support to the horizontal outer shell.

[0016] Furthermore, the buckle is located on the other side of the first elastic buckle, and the buckle, the first elastic buckle, and the extension are all located on the same axis.

[0017] Furthermore, the extension and the buckle are respectively disposed on the left and right sides of the connector, and the buckle is recessed into the horizontal housing and abuts against the fixing groove; the fixing piece is disposed on the top of the connector and is located between the first buckle and the second buckle, and the extension, the buckle and the fixing piece are respectively used to fix the horizontal housing in the Y-axis direction.

[0018] Furthermore, the upper terminal group and the lower terminal group respectively include a signal terminal, a ground terminal and a base, the signal terminal and the ground terminal are respectively disposed on the base, and the base portion corresponding to the ground terminal is provided with several through holes.

[0019] Furthermore, the horizontal body is provided with a guide groove and a first surface, and the guide groove gradually narrows from the outside to the inside relative to the first surface. The guide groove is used to provide guidance to the base.

[0020] The beneficial effects of this utility model are as follows: The horizontal outer shell is provided with buckles and elastic buckles on its left and right sides, respectively; the horizontal main body is provided with fixing grooves and slots on its left and right sides, respectively. The horizontal outer shell is fixedly mounted on the horizontal main body by the buckles and elastic buckles, respectively, through the fixing grooves and slots, thereby fixing the horizontal outer shell in the X-axis, Y-axis, and Z-axis directions. The top of the horizontal main body is provided with a placement hole and a buckle. The horizontal outer shell is also provided with a fixing piece and a locking hole. The fixing piece is placed in the placement hole, and the buckle engages with the locking hole, further fixing the horizontal outer shell in the X-axis and Y-axis directions. By providing fixing points on the top and left and right sides of the connector, the force at the connection between the horizontal outer shell and the horizontal main body is more evenly distributed, preventing deformation or cracking of the shell and thus extending the service life of the connector. Attached Figure Description

[0021] Figure 1 This is an exploded view of an MCIO horizontal connector according to one embodiment of the present invention;

[0022] Figure 2 This is a perspective view of an MCIO horizontal connector according to an embodiment of the present invention;

[0023] Figure 3 This is a perspective view of the horizontal housing of an MCIO horizontal connector according to one embodiment of the present invention;

[0024] Figure 4 This is a perspective view of the horizontal body of an MCIO horizontal connector according to an embodiment of the present invention.

[0025] Figure 5 This is a perspective view of the horizontal body of an MCIO horizontal connector according to one embodiment of the present invention.

[0026] Figure 6 This is a front view of the horizontal body of an MCIO horizontal connector according to one embodiment of the present invention;

[0027] Figure 7 This is a schematic diagram of the terminal group of an MCIO horizontal connector according to one embodiment of the present invention;

[0028] Figure 8 This is a partial cross-sectional view of an MCIO horizontal connector according to an embodiment of the present invention;

[0029] Figure 9 yes Figure 8 A magnified view of a portion at point A;

[0030] Figure 10 This is an assembly diagram of an MCIO horizontal connector according to one embodiment of the present invention.

[0031] Labeling explanation: Connector 1,

[0032] Horizontal outer casing 2, fixing piece 21, buckle 22;

[0033] Elastic buckle 23, first elastic buckle 231, extension 2311, second elastic buckle 232; snap hole 24;

[0034] Horizontal body 3, placement hole 31, inverted buckle 32, first inverted buckle 321, second inverted buckle 322, fixing groove 33, slot 34, first slot 341, boss 3411, second slot 342, limiting part 3421, guide groove 35, insertion cavity 36, first surface 37.

[0035] Terminal group 4, signal terminal 41, grounding terminal 42, base 43, through hole 431, mating block 432, upper terminal group 44, lower terminal group 45;

[0036] Mounting plate 5 。 Detailed Implementation

[0037] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, a clear and complete description will be provided below in conjunction with the technical solutions in the embodiments of this utility model. Obviously, the described embodiments are some, but not all, embodiments of this utility model. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0038] Please refer to the attached document. Figures 1-10 This utility model proposes an MCIO horizontal connector. The connector 1 includes a horizontal shell 2, a horizontal body 3, and a terminal group 4. The terminal group 4 includes an upper terminal group 44 and a lower terminal group 45. The terminal group 4 is disposed inside the horizontal body 3, and the horizontal shell 2 is disposed on the horizontal body 3. The horizontal shell 2 is provided with a buckle 22 and an elastic buckle 23. The horizontal body 3 is provided with a fixing groove 33 and a slot 34 corresponding to the buckle 22 and the elastic buckle 23, and the buckle 22 and the elastic buckle 23 respectively abut against the fixing groove 33 and the slot 34. The horizontal shell 2 is provided with a fixing piece 21, and the horizontal body 3 is provided with a placement hole 31 for placing the fixing piece 21. The horizontal body 3 is also provided with a plurality of buckles 32, and the horizontal shell 2 is provided with a plurality of slots 24, in which the buckles 32 are engaged.

[0039] In this embodiment, the horizontal outer shell 2 is disposed on the horizontal main body 3. The horizontal outer shell 2 is provided with a buckle 22 and an elastic buckle 23, specifically disposed on the left and right sides of the horizontal outer shell 2. The horizontal main body 3 is provided with a fixing groove 33 and a locking groove 34, specifically located on the left and right sides of the horizontal main body 3. The horizontal outer shell 2 is fixedly disposed on the horizontal main body 3 by the buckle 22 and the elastic buckle 23 respectively abutting against the fixing groove 33 and the locking groove 34. The buckle 22 and the elastic buckle 23 are used to fix the horizontal outer shell 2 in the X-axis direction, the Y-axis direction and the Z-axis direction respectively. The horizontal outer shell 2 is also provided with a fixing plate 21 and a snap hole 24. The top of the horizontal main body 3 is provided with a placement hole 31 and a buckle 32. The fixing plate 21 is specifically located in the placement hole 31, the buckle 32 is specifically located on both sides of the placement hole 31, and the snap hole 24 is specifically located on both sides of the fixing plate 21. The snap hole 24 is used to snap with the buckle 32. The fixing plate 21 and the buckle 32 are used to fix the horizontal outer shell 2 in the Y-axis direction and the Z-axis direction, respectively, to prevent the horizontal outer shell 2 from swinging in the Y-axis direction and springing in the Z-axis direction.

[0040] Terminal group 4 is located within the insertion cavity 36 of the horizontal main body 3. The terminals and base 43 respectively form the upper terminal group 44 and the lower terminal group 45. Guide blocks are provided on both sides of the base 43 of the upper terminal group 44 and the lower terminal group 45. The horizontal main body 3 has a guide groove 35, which gradually narrows towards the bottom. The upper terminal group 44 and the lower terminal group 45 are assembled with the guide groove 35 of the horizontal main body 3 via the guide blocks, ensuring accurate positioning of the terminal group 4 and preventing misalignment. This improves assembly accuracy and stability, and reduces the assembly defect rate. The gradually narrowing guide groove 35 makes the structure of the horizontal main body 3 more compact, helping to save space while maintaining sufficient strength and stability.

[0041] Please refer to Figure 2 and Figure 4 The inverted buckle 32 includes at least a first inverted buckle 321 and a second inverted buckle 322, which are respectively engaged with the locking hole 24.

[0042] In specific implementation: the inverted buckle 32 is located on the side of the horizontal body 3 away from the mounting plate. The inverted buckle 32 includes a first inverted buckle 321 and a second inverted buckle 322. The horizontal housing 2 is provided with a locking hole 24 corresponding to the inverted buckle 32. During assembly, the first inverted buckle 321 and the second inverted buckle 322 are respectively engaged with the locking hole 24 to fix the horizontal housing 2 in the Z-axis direction (i.e., the assembly direction) and prevent the horizontal housing 2 from detaching from the horizontal body 3 during insertion and removal.

[0043] Please refer to Figures 1-4The elastic buckle 23 is disposed on both sides of the connector 1. The elastic buckle 23 includes a first elastic buckle 231 and a second elastic buckle 232, and the openings of the first elastic buckle 231 and the second elastic buckle 232 are arranged opposite to each other. The slot 34 includes a first slot 341 and a second slot 342. The first elastic buckle 231 abuts against the first slot 341, and the second elastic buckle 232 abuts against the second slot 342.

[0044] In specific implementation: Elastic buckles 23 are located on both sides of the connector 1, specifically on the left and right sides of the horizontal housing 2. Each elastic buckle 23 includes a first elastic buckle 231 and a second elastic buckle 232, with their open ends facing each other. The first elastic buckle 231 and the second elastic buckle 232 have different fixing directions. The first elastic buckle 231 abuts against the first slot 341 for fixing in the Z-axis direction, preventing the horizontal housing 2 from springing back. The second elastic buckle 232 abuts against the second slot 342 for fixing in the X-axis direction, preventing the external device from swinging in the X-axis direction during use, which could cause the horizontal housing 2 to swing and deform.

[0045] Please refer to Figure 8 and Figure 9 A limiting part 3421 is provided on one side of the second slot 342, and the second elastic buckle 232 is embedded in the second slot 342 for fixing the horizontal housing 2 in the X-axis direction.

[0046] In specific implementation: The slot 34 corresponding to the elastic buckle 23 includes a first slot 341 and a second slot 342. The second slot 342 has a limiting part 3421 on one side. The limiting part 3421 is specifically located at the bottom of the second slot 342. The limiting part 3421 and the bottom of the second slot 342 form a semi-closed space. During assembly, the second elastic buckle 232 abuts against the opening end of the second slot 342 and is inserted into the bottom of the second slot 342 along the assembly direction. The limiting part 3421 at the bottom can not only prevent the horizontal housing 2 from expanding outward, but also provide fixation in the X-axis direction to prevent the horizontal housing 2 from swinging in the X-axis direction, causing the horizontal housing 2 to expand outward and affecting the performance of the connector 1.

[0047] Please refer to Figures 2-4 An inverted buckle 32 is located on the top of the connector 1, and a first elastic buckle 231 is located on the left and right sides of the connector 1, respectively used to fix the horizontal housing 2 in the Z-axis direction.

[0048] In specific implementation: the inverted buckle 32 is located on the top of the connector 1, specifically on the top of the horizontal body 3. One side of the inverted buckle 32 is sloped. The first elastic buckle 231 bends inward toward the interior of the horizontal housing 2. During assembly, the locking hole 24 of the horizontal housing 2 abuts against the slope of the inverted buckle 32. When the horizontal housing 2 and the horizontal body 3 are assembled in place, the locking hole 24 of the horizontal housing 2 falls to the other side of the inverted buckle 32 and locks onto the inverted buckle 32. At the same time, the first elastic buckle 231 moves from the fixing groove 33 to the first locking groove 341 and abuts against the first locking groove 341 to further fix the horizontal housing 2 in the Z-axis direction, preventing the horizontal housing 2 from detaching from the horizontal body 3 during subsequent insertion and removal. The inverted buckle 32 is fixed at the top of the connector 1, and the first elastic buckle 231 is fixed on the left and right sides of the connector 1 respectively, so that the connection between the housing and the body of the connector 1 is more secure.

[0049] Please refer to Figure 3 and Figure 4 The first elastic buckle 231 has an extension 2311 on one side, which abuts against the first slot 341. The first slot 341 has a boss 3411 at one end near the opening, which is used to provide support for the horizontal shell 2.

[0050] In specific implementation: the first elastic buckle 231 has an extension 2311 on the side away from the insertion cavity 36. The extension 2311 abuts against the first slot 341, and the first slot 341 has a boss 3411 at the end near the opening for providing support to the horizontal housing 2. The thickness of the boss 3411 is greater than or equal to the thickness of the horizontal housing 2. When the horizontal housing 2 is assembled with the horizontal body 3, the horizontal housing 2 abuts against the side of the boss 3411, further strengthening the support strength of the housing. The side of the boss 3411 serves as the support surface of the horizontal housing 2, effectively dispersing externally applied pressure or impact, reducing deformation or loosening of the housing under external forces, thereby improving the overall structural stability of the connector 1.

[0051] Please refer to Figures 3-4 The buckle 22 is located on the other side of the first elastic buckle 231, and the buckle 22, the first elastic buckle 231 and the extension 2311 are all located on the same axis.

[0052] In practical implementation: the buckle 22 is located on the other side of the first elastic buckle 231, and the buckle 22 is recessed into the interior of the horizontal outer shell 2. During assembly, the first elastic buckle 231 first abuts against the fixing groove 33 and moves towards the bottom of the fixing groove 33 until the first elastic buckle 231 moves into the first slot 341 and abuts against the first slot 341. The buckle 22, the first elastic buckle 231, and the extension 2311 are all located on the same axis. The fixing groove 33 corresponding to the buckle 22 and the first slot 341 corresponding to the first elastic buckle 231 and the extension 2311 are also located on the same axis, providing guidance for the assembly of the horizontal outer shell 2 and the horizontal main body 3. The coaxial design of the fixing groove 33 and the first slot 341 effectively guides the assembly path of the buckle 22, the first elastic buckle 231, and the extension 2311, avoiding the possibility of misalignment or improper assembly of the buckle 22, the first elastic buckle 231, and the extension 2311. The buckle 22, the first elastic buckle 231 and the extension 2311 move along the trajectory of the slot 34 during the assembly process, reducing friction or uneven stress distribution caused by misalignment.

[0053] Please refer to Figure 2 The extension 2311 and the buckle 22 are respectively provided on the left and right sides of the connector 1, and the buckle 22 is recessed into the horizontal housing 2 and abuts against the fixing groove 33; the fixing piece 21 is provided on the top of the connector 1 and is located between the first buckle 321 and the second buckle 322. The extension 2311, the buckle 22 and the fixing piece 21 are respectively used to fix the horizontal housing 2 in the Y-axis direction.

[0054] In specific implementation: The fixing piece 21 is located on the top of the connector 1, specifically within the placement hole 31 of the horizontal body 3, to provide support for the horizontal body in the Y-axis direction. The extension 2311 and the buckle 22 are respectively located on the left and right sides of the connector 1 and are on the same axis. The buckle 22 abuts against the fixing groove 33, and the extension 2311 abuts against the first slot 341. The part of the first slot 341 is close to the bottom of the fixing groove 33, and the first slot 341 has a boss 3411 at the end near the opening. The thickness of the boss 3411 is equal to the thickness of the horizontal shell 2, so that when the horizontal shell 2 is assembled with the horizontal body 3, the extension 2311 abuts against the first slot 341 and is flush with the surface of the boss 3411, further strengthening the support strength of the shell, so as to fix the horizontal shell 2 in the Y-axis direction and prevent the connector 1 from swinging in the Y-axis direction due to external force, which would cause the shell of the connector 1 to deform.

[0055] Please refer to Figure 1 and Figure 7The upper terminal group 44 and the lower terminal group 45 respectively include a signal terminal 41, a ground terminal 42 and a base 43. The signal terminal 41 and the ground terminal 42 are respectively disposed on the base 43, and the part of the base 43 corresponding to the ground terminal 42 is provided with several through holes 431.

[0056] In practical implementation: the upper terminal group 44 and the lower terminal group 45 are respectively composed of a signal terminal 41, a ground terminal 42, and a base 43. The signal terminal 41 and the ground terminal 42 are respectively disposed on the base 43. The base 43 corresponding to the ground terminal 42 is provided with several through holes 431. The continuous material structure of the base 43 will form a large parasitic capacitance and parasitic inductance near the ground terminal 42. The setting of the through holes 431 breaks the continuity of the material structure of the base 43, reduces the local parasitic capacitance and inductance, and thus improves impedance matching and reduces signal distortion.

[0057] Please refer to Figure 5 and Figure 7 The horizontal body 3 is provided with a guide groove 35 and a first surface 37, and the guide groove 35 gradually narrows from the outside to the inside relative to the first surface 37. The guide groove 35 is used to provide guidance to the base 43.

[0058] In practical implementation: The base 43 has mating blocks 432 at both ends. The terminal group 4 engages with the guide groove 35 of the horizontal body 3 via the mating blocks 432. As the guide groove 35 gradually narrows from the outside to the inside relative to the first surface 37, the guiding function is gradually strengthened, ensuring that the upper terminal group 44 and the lower terminal group 45 can be accurately guided to their final correct positions, thereby ensuring accurate mating of each contact surface or connecting component. The guide groove 35 reduces friction, damage, or stress concentration caused by misalignment during assembly, thereby improving the overall assembly quality of the connector 1.

[0059] It should be noted that, in this document, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, apparatus, article, or method that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, apparatus, article, or method. Unless otherwise specified, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, apparatus, article, or method that includes that element.

[0060] The above description is only a preferred embodiment of this application and does not limit the patent scope of this application. Any equivalent structural or procedural changes made based on the content of this application's specification and drawings, or direct or indirect applications in other related technical fields, are similarly included within the patent protection scope of this application.

Claims

1. A horizontal MCIO connector, characterized in that, The connector includes a horizontal housing, a horizontal body, and a terminal group, wherein the terminal group includes an upper terminal group and a lower terminal group; The terminal group is disposed inside the horizontal body, and the horizontal outer shell is disposed on the horizontal body; The horizontal outer shell is provided with a buckle and an elastic buckle, and the horizontal main body is provided with a fixing groove and a slot corresponding to the buckle and the elastic buckle, and the buckle and the elastic buckle respectively abut against the fixing groove and the slot; The horizontal outer shell is provided with a fixing plate, and the horizontal main body is provided with a placement hole for placing the fixing plate; The horizontal main body is also provided with multiple buckles, and the horizontal outer shell is provided with multiple locking holes, and the buckles are locked into the locking holes.

2. The MCIO horizontal connector according to claim 1, characterized in that, The buckle includes at least a first buckle and a second buckle, which are respectively engaged with the card hole.

3. The MCIO horizontal connector according to claim 2, characterized in that, The elastic buckles are disposed on both sides of the connector, wherein the elastic buckles include a first elastic buckle and a second elastic buckle, and the openings of the first elastic buckle and the second elastic buckle are arranged opposite to each other; the slots include a first slot and a second slot, the first elastic buckle abuts against the first slot, and the second elastic buckle abuts against the second slot.

4. The MCIO horizontal connector according to claim 3, characterized in that, A limiting part is provided on one side of the second slot, and the second elastic buckle is embedded in the second slot to fix the horizontal housing in the X-axis direction.

5. The MCIO horizontal connector according to claim 4, characterized in that, The inverted buckle is located on the top of the connector, and the first elastic buckle is located on the left and right sides of the connector, respectively, for fixing the horizontal housing in the Z-axis direction.

6. The MCIO horizontal connector according to claim 3, characterized in that, The first elastic buckle has an extension on one side, which abuts against the first slot, and the first slot has a boss at one end near the opening for providing support to the horizontal shell.

7. The MCIO horizontal connector according to claim 6, characterized in that, The buckle is located on the other side of the first elastic buckle, and the buckle, the first elastic buckle, and the extension are all located on the same axis.

8. The MCIO horizontal connector according to claim 7, characterized in that, The extension and the buckle are respectively located on the left and right sides of the connector, and the buckle is recessed into the horizontal housing and abuts against the fixing groove; the fixing piece is located on the top of the connector and between the first buckle and the second buckle, and the extension, the buckle and the fixing piece are respectively used to fix the horizontal housing in the Y-axis direction.

9. The MCIO horizontal connector according to claim 1, characterized in that, The upper terminal group and the lower terminal group each include a signal terminal, a ground terminal and a base. The signal terminal and the ground terminal are respectively disposed on the base, and the base portion corresponding to the ground terminal is provided with several through holes.

10. The MCIO horizontal connector according to claim 9, characterized in that, The horizontal main body is provided with a guide groove and a first surface, and the guide groove gradually narrows from the outside to the inside relative to the first surface. The guide groove is used to provide guidance to the base.