CN218632687U

CN218632687U - Elbow connecting device

Info

Publication number: CN218632687U
Application number: CN202222210007.9U
Authority: CN
Inventors: 吴泽彤; 冯璐
Original assignee: Manbo Intelligent Technology Zhenjiang Co ltd
Current assignee: Manbo Intelligent Technology Zhenjiang Co ltd
Priority date: 2022-08-22
Filing date: 2022-08-22
Publication date: 2023-03-14
Anticipated expiration: 2032-08-22

Abstract

The utility model provides an elbow connecting device, which comprises a first shell (1) extending horizontally and a second shell (2) extending vertically, wherein the first shell (1) and the second shell (2) are mutually perpendicular, and the rear end of the first shell is fixedly connected with the top end of the second shell; the top of the first shell (1) is also provided with a hulling structure (1-2); a connection terminal (3) is provided inside the first housing (1); a shielding device is arranged inside the second shell (2) and positioned on the periphery of the cable; the leakage current entering the surface of the cable in the second shell can be effectively shielded, the potential safety hazard of plugging is reduced, and the leakage current is reduced, so that the signal transmission quality after connection is ensured; press the shelling structure from the rear side, just can help the front side of shelling structure to push down in step and deviate from another connecting device, it is convenient to dismantle, and it is convenient to change the maintenance.

Description

Elbow connecting device

Technical Field

The utility model relates to a signal connection device's technical field, concretely relates to elbow connecting device.

Background

The signal connection device in the prior art usually realizes signal connection by mutually inserting a female head and a male head which are respectively provided with corresponding connection terminals.

For example, the patent document with publication number CN215528054U discloses a prevent reverse plug waterproof TypeC connector, public first subassembly and female first subassembly, public first subassembly includes public first pencil end, public first shell, public first centre form and the male connector of fixed connection in proper order, public first centre form is located between public first connector and the public first shell, female first subassembly includes female first pencil end, female first shell, female first centre form and the female connector of fixed connection in proper order, female first centre form is located between female connector and the female first shell, public first shell and female first shell phase-match, when public first connector is pegged graft in female connector completely, public first shell and female first shell sealing fit, install the connecting plate on the public first shell, fixedly connected with joint piece on the connecting plate. The utility model discloses be provided with waterproof casing, can realize that the TypeC connector has certain waterproof performance to increase the buckle on the casing, guarantee the reliability and the stability of connecting.

But the following defects and shortcomings exist in the using process:

1) Because the male head and the female head are relatively close in position and a necessary shielding device is lacked, the signal transmission quality after connection can be seriously influenced by leaked current while the plugging potential safety hazard exists;

2) The connector adopts the plug-in type structure to realize interconnect, need peg graft public head earlier when connecting with female first after, the connection is guaranteed reliably and stably to rethread buckle structure, and when dismantling the connector, need open buckle structure earlier again, breaks away from female head and public head again, through twice successively dismantles the process, leads to dismantling difficult and time-consuming, for connecting device's change and maintenance manufacturing difficulty.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects and the defects existing in the prior art, the utility model provides an elbow connecting device.

The utility model provides a concrete scheme does:

an elbow connecting device, its characterized in that: the connecting device comprises a first shell extending horizontally and a second shell extending vertically, the first shell and the second shell are perpendicular to each other, and the rear end of the first shell is fixedly connected with the top end of the second shell;

the first shell comprises a rear shell and a front shell which are connected with each other, and a hulling structure is further arranged at the top of the rear shell; a connection terminal is provided inside the first housing;

the second shell comprises an upper shell, an upper cover body, a lower cover body and an extension cover, wherein the upper shell, the upper cover body and the lower cover body are connected with each other from the top to the bottom, the extension cover is connected to the top of the upper cover body, a cable penetrates from the inside of the lower cover body and is connected with a connecting terminal inside the first shell body after sequentially passing through the upper cover body and the upper shell body, and a shielding device is arranged inside the second shell body and on the periphery of the cable.

As a further preferred embodiment of the present invention, the rear housing includes a housing base body in an L shape, the front housing is fixed to a front side of a vertical edge of the L-shaped housing base body, both sides of a horizontal edge top of the L-shaped housing base body are fixedly connected with wing edges, the shelling structure is located between the wing edges on both sides and has a gap with the wing edges on both sides, and the upper housing is located in a right-angle groove formed by the L-shaped housing base body.

As a further preferred embodiment of the present invention, the shelling structure includes a shelling body fixedly connected to a top of the rear housing, a key portion is provided protruding in a rear side direction of the shelling body, and a positioning portion is provided protruding in a front side direction of the shelling body.

As a further preferred embodiment of the present invention, the connecting terminal includes a long female terminal and a short female terminal arranged at four corners, the long female terminal is located at the top of the short female terminal, and the long female terminal and the short female terminal are fixed in the inside of the first housing through the rubber core.

As a further preferred embodiment of the present invention, the rear side of the upper housing is provided with a positioning groove cooperating with the extension cover.

As a further preferred embodiment of the present invention, the front ends of the upper cover and the lower cover are connected by a concave-convex structure.

As a further preferred embodiment of the present invention, the shielding device is a shielding ring.

As a further preferred embodiment of the present invention, the upper cover includes an outer cover, a mounting case is fixed to the inside of the outer cover, a shield ring is provided inside the mounting case, and the cable passes through the inside of the shield ring.

As a further preferred embodiment of the present invention, the inner wall of the outer housing is extended with a crimping portion for crimping the mounting shell and the shield ring.

As a further preferred embodiment of the present invention, the one end of the shielding ring is provided with a joint portion, and the other end is provided with a joint groove matched with the joint portion.

Compared with the prior art, the utility model discloses the technological effect that can realize includes:

1) The utility model provides an elbow connecting device is provided with shield assembly through the inside at the second casing and the periphery that is located the cable to can effectively shield the electric current that gets into the inside cable surface leakage of second casing, when reducing the grafting potential safety hazard, thereby reduce the electric current of leakage and guarantee the signal transmission quality after connecting.

2) The utility model provides an elbow connecting device is provided with shelling structure at the top of rear shell, when needs dismantle connecting device, only needs to press shelling structure from the rear side, just can help shelling structure's front side to push down in step and deviate from another connecting device, and it is convenient to dismantle, changes and maintains the facility.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a structural side view and a partial sectional view of the present invention.

Fig. 3 is a front view of the structure of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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 "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", 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 the 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.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be 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 as a specific case by those skilled in the art.

[ first embodiment ]

As shown in fig. 1-3, the elbow connecting device according to the first embodiment of the present invention includes a first housing 1 extending horizontally and a second housing 2 extending vertically, the first housing 1 and the second housing 2 are perpendicular to each other, and the rear end of the first housing is fixedly connected to the top end of the second housing; in this embodiment, the first casing 1 is made of elastic plastic material for facilitating insertion and ensuring the safety of insertion through an insulating material, and the second casing is made of metal material.

The first shell 1 comprises a rear shell 1-1 and a front shell 1-3 which are connected with each other, and a hulling structure 1-2 is arranged on the top of the rear shell 1-1; a connection terminal 3 is provided inside the first housing 1; as shown in fig. 2-3, in this embodiment, the connection terminal 3 includes a long female terminal 3-1 and a short female terminal 3-2 arranged at four corners, the long female terminal 3-1 is located at the top of the short female terminal 3-2, the long female terminal 3-1 and the short female terminal 3-2 are fixed inside the first housing 1 through a rubber core 3-3, and the long and short female terminals are connected to corresponding male terminals inside another connection device to achieve signal transmission. Since the long female terminal is located at the top and rear side of the short female terminal, the entire length of the long female terminal is greater than that of the short female terminal.

In this embodiment, the rear housing 1-1 includes an L-shaped housing base 1-11, the front housing 1-3 is fixed to the front side of the vertical side of the L-shaped housing base 1-11, the two sides of the top of the horizontal side of the L-shaped housing base 1-11 are fixedly connected with the wing edges 1-12, the hulling structure 1-2 is located between the wing edges 1-12 and has a gap with the wing edges to provide a movement space for the elastic lifting movement of the hulling structure 1-2, and the upper housing 2-1 is located in the right-angle groove formed by the L-shaped housing base 1-11, so that the second housing made of metal is integrally coated with the plastic first housing made of insulating material to facilitate connection and improve operation safety during connection.

As shown in fig. 1-2, in this embodiment, shelling structure 1-2 includes shelling body 1-21 fixedly connected to the top of rear housing 1-1, key portion 1-22 protrudes from the rear side of shelling body, and positioning portion 1-23 protrudes from the front side of shelling body, when disconnection is required, only key portion 1-22 needs to be pressed from the rear side, and key portion 1-22 will drive shelling body 1-21 to press down integrally, so as to drive front positioning portion 1-23 to disengage from positioning slot of another connecting device, thereby facilitating disconnection, detachment, replacement and maintenance, and since first housing 1 is made of elastic plastic material integrally, shelling structure 1-2 can be reset quickly before and after pressing.

The second shell 2 comprises an upper shell 2-1, an upper cover body 2-2, a lower cover body 2-3 and an extension cover 2-4 fixedly connected to the top of the upper cover body 2-2, wherein the upper shell 2-1, the upper cover body 2-2, the lower cover body 2-3 and the extension cover 2-4 are mutually connected from the top to the bottom, a cable penetrates from the inside of the lower cover body 2-3 and is connected with a connecting terminal 3 inside the first shell 1 after sequentially passing through the upper cover body 2-2 and the upper shell 2-1, and a shielding device is arranged inside the second shell 2 and on the periphery of the cable, so that the current leaked on the surface of the cable entering the second shell can be effectively shielded, the plugging potential safety hazard is reduced, and meanwhile, the leaked current is reduced, and the signal transmission quality after connection is ensured.

In the present embodiment, as shown in fig. 1, preferably, a positioning groove is formed at the rear side of the upper casing 2-1 for cooperating with the extension cover 2-4, and the positioning groove facilitates the installation and positioning of the extension cover 2-4.

As shown in fig. 3, in this embodiment, preferably, the two ends of the front sides of the upper cover 2-2 and the lower cover 2-3 are engaged with each other by a concave-convex structure, the extension cover 2-4 is fixed on the top of the upper housing 2-1, and the extension cover 2-4, the upper housing 2-1, the upper cover 2-2 and the lower cover 2-3 are integrally formed, the extension cover 2-4 is installed at the rear side positioning slot of the upper housing 2-1, and then the cable is covered on the rear side by the upper cover 2-2 and the lower cover 2-3, and then the cable is engaged with each other on the front side of the cable by a concave-convex structure after being covered by one circle.

As a further preference of this embodiment, the shielding device is made of a shielding ring 2-23, and as shown in fig. 2, the upper cover 2-2 includes an outer housing 2-21, an installation shell 2-22 is fixed inside the outer housing 2-21, the shielding ring 2-23 is disposed inside the installation shell 2-22, and a cable passes through the shielding ring 2-23, so as to effectively shield a current leaking from a surface of the cable entering the second housing, reduce a plugging potential safety hazard, and reduce a leaking current, thereby ensuring a signal transmission quality after connection.

In this embodiment, the inner wall of the outer housing 2-21 is extended with a crimping portion 2-211 for crimping the mounting shell 2-22 and the shielding ring 2-23, and after the shielding ring 2-23 is externally sleeved on the outer periphery of the cable, the mounting shell 2-22 and the shielding ring 2-23 are compressed by the crimping portion 2-211 to realize the mounting and positioning of the shielding ring 2-23 in the mounting shell 2-22.

In this embodiment, the shielding ring is formed by surrounding a whole metal band, one end of the metal band is provided with a clamping portion 2-231, and the other end of the metal band is provided with a clamping groove matched with the clamping portion 2-231, and the metal band is surrounded into the shielding ring by mutually clamping the clamping portion and the clamping groove.

When the elbow connecting device is used specifically, the elbow connecting device is butted with another connecting device, the connecting shell of the other connecting device is integrally sleeved on the periphery of the front side shell 1-3, the shelling structure is pressed downwards firstly until the front side positioning part of the shelling structure enters the positioning groove of the other connecting device, the elbow connecting device is connected with the other connecting device, the cable is connected with the long female terminal and the short female terminal through the shielding rings, and the long female terminal and the short female terminal are connected with the corresponding male terminal in the other connecting device, so that signal transmission is realized.

When the connecting device is required to be disassembled, the key part of the shelling structure is only required to be pressed from the rear side, and the front side positioning part of the shelling structure can be helped to synchronously press down the positioning groove of the other connecting device to be separated, so that the disassembly is convenient, and the replacement and maintenance are convenient.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An elbow connecting device which characterized in that: the connecting device comprises a first shell (1) extending horizontally and a second shell (2) extending vertically, the first shell (1) and the second shell (2) are perpendicular to each other, and the rear end of the first shell is fixedly connected with the top end of the second shell;

the first shell (1) comprises a rear shell (1-1) and a front shell (1-3) which are connected with each other, and a hulling structure (1-2) is arranged at the top of the rear shell (1-1); a connection terminal (3) is provided inside the first housing (1);

the second shell (2) comprises an upper shell (2-1), an upper cover body (2-2), a lower cover body (2-3) and an extension cover (2-4) connected to the top of the upper cover body, wherein the upper shell (2-1), the upper cover body (2-2), the lower cover body (2-3) and the extension cover (2-4) are mutually connected from the top to the bottom, a cable penetrates from the inside of the lower cover body (2-3) and is connected with a connecting terminal (3) inside the first shell (1) after sequentially passing through the upper cover body (2-2) and the upper shell (2-1), and a shielding device is arranged inside the second shell (2) and on the periphery of the cable.

2. The elbow connecting device according to claim 1, wherein: the shell (1-1) on the rear side comprises an L-shaped shell base body (1-11), the shell (1-3) on the front side of a vertical edge of the L-shaped shell base body (1-11) is fixed to the front side of the vertical edge of the L-shaped shell base body, wing edges (1-12) are fixedly connected to two sides of the top of a horizontal edge of the L-shaped shell base body (1-11), the shelling structure (1-2) is located between the wing edges (1-12) on the two sides, a gap is reserved between the shelling structure and the wing edges on the two sides, and the shell (2-1) is located in a right-angle groove formed by the L-shaped shell base body (1-11).

3. The elbow connecting device according to claim 1, wherein: the shelling structure (1-2) comprises a shelling body (1-21) fixedly connected with the top of the rear shell (1-1), a key part (1-22) is convexly arranged on the rear side of the shelling body, and a positioning part (1-23) is convexly arranged on the front side of the shelling body.

4. The elbow connecting device according to claim 1, wherein: the connecting terminal (3) comprises a long female terminal (3-1) and a short female terminal (3-2) which are arranged at four corners, the long female terminal (3-1) is located at the top of the short female terminal (3-2), and the long female terminal (3-1) and the short female terminal (3-2) are fixed inside the first shell (1) through the rubber core (3-3).

5. The elbow connecting device according to claim 1, wherein: and a positioning groove matched with the extension cover (2-4) is formed in the rear side of the upper shell (2-1).

6. The elbow connecting device according to claim 1, wherein: the two ends of the front side of the upper cover body (2-2) and the two ends of the front side of the lower cover body (2-3) are clamped through a concave-convex structure.

7. The elbow connecting device according to claim 1, wherein: the shielding device adopts a shielding ring (2-23).

8. The elbow connecting device according to claim 7, wherein: the upper cover body (2-2) comprises an outer housing (2-21), a mounting shell (2-22) is fixed inside the outer housing (2-21), a shielding ring (2-23) is arranged inside the mounting shell (2-22), and a cable penetrates through the shielding ring (2-23).

9. The elbow connection device according to claim 8, wherein: the inner wall of the outer housing (2-21) is extended with a crimping part (2-211) for crimping the mounting shell (2-22) and the shielding ring (2-23).

10. The elbow connection device according to claim 8, wherein: one end of the shielding ring (2-23) is provided with a clamping part (2-231), and the other end is provided with a clamping groove matched with the clamping part (2-231).