CN215911615U

CN215911615U - High-reliability video terminal

Info

Publication number: CN215911615U
Application number: CN202122411618.5U
Authority: CN
Inventors: 薛方锋
Original assignee: Wenzhou Jiesheng Electronic Co ltd
Current assignee: Wenzhou Jiesheng Electronic Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-02-25
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses a high-reliability video terminal, which comprises a shielding case and a terminal body; the terminal body comprises a tubular shell, a front pipe sleeve, a positioning rear seat and a metal terminal, the front pipe sleeve is sleeved with the front portion of the positioning rear seat and then is filled into the tubular shell, the metal terminal comprises a sleeve inserting portion and a pin portion, the pin portion penetrates out of the rear end of the tubular shell and extends into the shielding cover, a plug hole is formed in the center of the front end of the front pipe sleeve, the sleeve inserting portion comprises two elastic clamping arms which are arranged oppositely, an elastic socket is formed between the front portions of the two elastic clamping arms, the middle portions of the two elastic clamping arms are bent to form opposite opening bent portions, a supporting boss is arranged at the front portion of the positioning rear seat, and the outer end of each bent portion abuts against the inner side of the corresponding supporting boss. The video terminal is provided with the two elastic clamping arm structures, and the two elastic clamping arms always keep a trend of being close to each other by utilizing the supporting action of the supporting boss, so that the elastic durability of the elastic clamping arms is enhanced, the clamping force of the plug bush part is effectively enhanced, and the use reliability and stability are ensured.

Description

High-reliability video terminal

Technical Field

The utility model relates to a video terminal, and belongs to the technical field of video interface structure design.

Background

The video terminal belongs to a connecting device for video signal transmission. A metal terminal is arranged in the existing video terminal, an inserting sleeve is arranged at one end of the metal terminal, and when the video terminal is used, a pin part on the inserting terminal is inserted into the inserting sleeve on the metal terminal in the video terminal to realize electric connection; the problem that current video terminal exists is, the elasticity persistence of plug bush on the metal terminal is relatively poor, and the elasticity of plug bush can progressively weaken after the plug bush is inserted and pulled many times to the plug bush, and is invalid even, and then can influence the reliability of being connected between pin portion and the plug bush.

SUMMERY OF THE UTILITY MODEL

Therefore, the video terminal is reasonable in structure, the elastic durability of the plug bush on the metal terminal in the video terminal is better through structural optimization design, the stability of product quality is improved, and the video terminal has a good using effect.

The technical scheme for realizing the purpose of the utility model is as follows:

a high-reliability video terminal comprises a shielding case and a terminal body fixed on the outer side of the shielding case; the terminal body comprises a tubular shell, a front pipe sleeve, a positioning rear seat and a metal terminal, wherein the front pipe sleeve is sleeved with the front part of the positioning rear seat and then is arranged in the tubular shell, the metal terminal comprises a plug bush part positioned inside the positioning rear seat and the front pipe sleeve and a pin part connected to the rear end of the plug bush part, the pin part penetrates out of the rear end of the tubular shell and extends into the shielding cover, a plug hole opposite to the plug bush part is formed in the center of the front end of the front pipe sleeve, the plug bush part comprises two elastic clamping arms which are arranged oppositely, an elastic socket is formed between the front parts of the two elastic clamping arms, the middle parts of the two elastic clamping arms are bent to form bent angle parts with opposite openings, supporting bosses are correspondingly arranged on the outer sides of the two elastic clamping arms respectively at the front part of the positioning rear seat, and the outer ends of the bent angle parts are abutted against the inner sides of the supporting bosses at the corresponding sides.

In the technical scheme, the corner part is of a <' > shaped structure, and the corner part is inwards stamped to form the reinforcing rib.

In the technical scheme, the metal terminal is provided with a convex positioning boss at the joint of the plug bush part and the pin part, the front part of the positioning rear seat is provided with a positioning groove matched with the positioning boss, and the front pipe sleeve is provided with a flange matched with the positioning boss in an abutting mode.

In the technical scheme, the metal terminal is made of an elastic metal sheet integrally, and the rear ends of the two elastic clamping arms are connected into a whole.

In the technical scheme, the front end of the elastic clamping arm is bent outwards to form a guide part, a groove is formed in the inner wall of the guide part at the elastic socket in a punching mode, and the extending direction of the groove is the same as the setting direction of the metal terminal.

In the technical scheme, the inner part of the rear end of the tubular shell is provided with a retaining step, the front end of the tubular shell is provided with an opening, the front pipe sleeve, the positioning rear seat and the metal terminal are assembled and then are arranged in the tubular shell through the opening, the rear end part of the positioning rear seat is abutted against the retaining step, and the periphery of the front end of the tubular shell is bent inwards to form a limiting flange which is abutted against the periphery of the front end of the front pipe sleeve.

In the above technical scheme, a buckling table is formed on the outer side of the supporting boss, and a buckling groove buckled with the buckling table is formed on the inner wall of the front pipe sleeve.

In the technical scheme, the rear end face of the tubular shell is formed with a connecting boss, the side wall of the shielding cover is provided with a connecting hole matched with the connecting boss, and the tail end of the connecting boss penetrates through the connecting hole and then is fixed through riveting.

In the technical scheme, the positioning piece is arranged inside the shielding cover, and the positioning piece is provided with the positioning hole which is in inserting fit with the pin part.

In the technical scheme, the shielding cover is formed by oppositely combining the two half bodies, the cross sections of the two half bodies are respectively in a U shape and an inverted U shape, and the corresponding side surfaces of the two half bodies are attached to each other and are connected with the clamping holes in a matched mode through the buckles. The utility model has the positive effects that: according to the high-reliability video terminal, through the optimized and reasonable design of the structure, the middle parts of the two elastic clamping arms are bent to form the bent angle parts with opposite openings, the supporting bosses are correspondingly arranged on the outer sides of the two elastic clamping arms respectively at the front part of the positioning rear seat, the outer ends of the bent angle parts are abutted against the inner sides of the supporting bosses on the corresponding sides, so that the bent angle parts can be effectively laterally supported through the supporting bosses, the two elastic clamping arms are always kept to be close to each other, the elastic durability of the elastic clamping arms is enhanced, the clamping force of the elastic clamping openings on the plug sleeve part is further effectively enhanced, the use reliability and stability are ensured, and the high-reliability video terminal has good practicability.

Drawings

In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a perspective view of a video terminal in the present invention;

fig. 2 is a cross-sectional view of a video terminal in the present invention;

fig. 3 is an exploded view of a video terminal in the present invention;

fig. 4 is a perspective view of a metal terminal in the present invention;

fig. 5 is a perspective view of a positioning backseat in the present invention.

Reference numerals: 1-shielding case, 10-half body, 11-buckle, 12-clamping hole, 13-connecting hole, 2-tubular shell, 21-resisting step, 22-opening, 23-limiting flanging, 24-connecting boss, 3-front pipe sleeve, 31-inserting hole, 32-flange, 4-positioning rear seat, 41-supporting boss, 42-positioning groove, 5-metal terminal, 50-elastic socket, 51-pin part, 52-elastic clamping arm, 53-positioning boss, 54-corner part, 55-reinforcing rib, 56-guiding part and 57-groove.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the utility model pertains.

A high-reliability video terminal, as shown in fig. 1 to 5, comprises a shielding case 1 and a terminal body fixed outside the shielding case 1; the terminal body comprises a tubular shell 2, a front pipe sleeve 3, a positioning rear seat 4 and a metal terminal 5, the front pipe sleeve 3 is sleeved with the front part of the positioning rear seat 4 and then is arranged in the tubular shell 2, the metal terminal 5 comprises a socket part positioned in the positioning rear seat 4 and the front pipe sleeve 3 and a pin part 51 connected with the rear end of the socket part, the pin part 51 penetrates out of the rear end of the tubular shell 2 and extends into the shielding case 1, the center of the front end of the front pipe sleeve is provided with a plug hole 31 opposite to the plug sleeve part, the socket portion comprises two elastic clamping arms 52 which are oppositely arranged, an elastic socket 50 is formed between the front parts of the two elastic clamping arms 52, the middle parts of the two elastic clamping arms 52 are bent to form bent angle parts 54 with opposite openings, the front part of the positioning rear seat 4 is respectively and correspondingly provided with a support boss 41 at the outer side of the two elastic clamping arms 52, and the outer end of the corner part 54 is abutted against the inner side of the support boss 41 at the corresponding side; the technical scheme of this embodiment establishes the plug bush portion of metal terminal 5 into two elastic clamping arm 52's structure to bend at two elastic clamping arm 52 middle parts and form the opposite bent angle portion 54 of opening, it is right to utilize the support boss 41 that sets up on the location back seat 4 the bent angle portion 54 carries out effectual support, makes two elastic clamping arm 52 remain the trend that is close to each other all the time, has strengthened its clamping-force, makes the clamping effect better, thereby has effectively improved its and has inserted terminal grafting complex reliability and stability.

In a further aspect of the present embodiment, as shown in fig. 4 and 5, the corner 54 is of a "<" shape, and a reinforcing rib 55 is formed at the corner by inward stamping; the structural design through strengthening rib strip 55 makes bight 54 department have bigger intensity to for elastic clamping arm 52 provides more effective supporting role, further guarantee the intraoral clamping-force of elastic clamping on the plug bush portion, strengthen its and the reliability of being connected when pegging graft the cooperation to the plug terminal.

Furthermore, as shown in fig. 2 to 5, a convex positioning boss 53 is provided on the metal terminal 5 at the joint of the insertion sleeve portion and the pin portion 51, a positioning groove 42 matched with the positioning boss 53 is provided at the front portion of the positioning rear seat 4, and the front sleeve 3 is provided with a flange 32 matched with the positioning boss 53; the purpose of adopting the above structure is to insert the metal terminal 5 into the positioning rear seat 4 during assembly to match the positioning boss 53 with the positioning groove 42, and then the positioning boss 53 is abutted and limited by the flange 32 after the front part of the positioning rear seat 4 is sleeved with the front pipe sleeve 3, thereby ensuring the reliability of the fixed installation of the metal terminal 5.

In this embodiment, the rear ends of the two elastic clamping arms 52 on the metal terminal 5 are welded and fixed together, and the pin portion 51 is connected with one of the elastic clamping arms 52 as a whole, in practical operation, the metal terminal 5 may be made of an elastic metal sheet as a whole, and the rear ends of the two elastic clamping arms 52 are connected as a whole.

In a further aspect of this embodiment, as shown in fig. 4, the front end of the elastic clipping arm 52 is bent outward to form a guiding portion 56, a groove 57 is punched on the inner wall of the guiding portion 56 at the elastic insertion opening 50, and the extending direction of the groove 57 is the same as the arrangement direction of the metal terminal 5; thereby design the guide portion 56 of outwards bending in this scheme is favorable to inserting of inserting the terminal, specifically insert the terminal and insert and have bigger contact surface along slot 57, simultaneously when slot 57 punching press formed the outer end of elasticity arm lock 52 is formed with protruding muscle, plays the effect of increase strength.

In a further aspect of this embodiment, as shown in fig. 1 to 3, a stopping step 21 is formed inside the rear end of the tubular housing 2, an opening 22 is formed at the front end of the tubular housing 2, the front tube sleeve 3, the positioning rear seat 4 and the metal terminal 5 are assembled and then are installed into the tubular housing 2 through the opening 22, the rear end of the positioning rear seat 4 abuts against the stopping step 21, and the front end of the tubular housing 2 is bent inward to form a limiting flange 23 that abuts against the front end of the front tube sleeve 3; the effect of playing spacing installation to tubulose casing 2 inner part is realized through spacing turn-ups 23 and the cooperation of keeping out step 21 in this scheme.

As a further improvement of this embodiment, a fastening platform is formed on the outer side of the supporting boss 41, and a fastening groove fastened with the fastening platform is formed on the inner wall of the front pipe casing 3, so that in actual operation, the positioning rear seat and the front pipe casing 3 can be effectively combined together by fastening the fastening platform and the fastening groove, and the positioning rear seat and the front pipe casing 3 are prevented from being easily separated, thereby improving convenience in subsequent installation into the tubular casing 2.

In a further scheme of this embodiment, as shown in fig. 2 to fig. 3, a connection boss 24 is formed on the rear end face of the tubular housing 2, the side wall of the shield case 1 is provided with a connection hole 13 matched with the connection boss 24, the end of the connection boss 24 penetrates through the connection hole 13 and is then fixed by riveting, the connection boss 24 on the tubular housing 2 is correspondingly inserted into the connection hole 13 on the shield case 1 during assembly, and the end of the connection boss 24 is deformed by riveting so as to connect the tubular housing 2 and the shield case, so that the connection reliability is high.

As a further improvement of this embodiment, a positioning element (not shown in the drawings) is disposed inside the shielding case 1, and the positioning element has a positioning hole which is inserted and matched with the lead portion 51; the positioning piece in this embodiment may be a plastic block, and plays a positioning role for the pin part 51 by clamping the plastic block in the shielding case 1, thereby avoiding the problem that the pin part 51 is subjected to bending deformation due to external force during the subsequent assembly process.

In a further aspect of this embodiment, as shown in fig. 1 to fig. 3, the shielding cover 1 is formed by two half bodies 10, the two half bodies 10 have a U-shaped cross section and an inverted U-shaped cross section, and corresponding side surfaces of the two half bodies 10 are attached to each other and are connected to the fastening holes 12 by the fasteners 11.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. A high-reliability video terminal comprises a shielding case (1) and a terminal body fixed on the outer side of the shielding case (1); the terminal body comprises a tubular shell (2), a front pipe sleeve (3), a positioning rear seat (4) and a metal terminal (5), the front pipe sleeve (3) and the front part of the positioning rear seat (4) are sleeved and then are installed in the tubular shell (2), the metal terminal (5) comprises a plug sleeve part positioned inside the positioning rear seat (4) and the front pipe sleeve (3) and a pin part (51) connected to the rear end of the plug sleeve part, the pin part (51) penetrates out of the rear end of the tubular shell (2) and extends into the shielding case (1), the center of the front end of the front pipe sleeve (3) is provided with a plug hole (31) opposite to the plug sleeve part, the terminal body is characterized in that the plug sleeve part comprises two elastic clamping arms (52) which are oppositely arranged, an elastic socket (50) is formed between the front parts of the two elastic clamping arms (52), and the middle parts of the two elastic clamping arms (52) are bent to form a bent angle part (54) with opposite openings, the front part of the positioning rear seat (4) is respectively and correspondingly provided with a support boss (41) at the outer side of the two elastic clamping arms (52), and the outer end of the bent part (54) is propped against the inner side of the support boss (41) at the corresponding side.

2. The high reliability video terminal of claim 1 wherein the corner bend (54) is of "<" configuration and has a reinforcing rib (55) stamped inwardly at the corner.

3. The video terminal of claim 2, wherein a convex positioning boss (53) is provided on the metal terminal (5) at the joint of the plug-in sleeve portion and the pin portion (51), a positioning groove (42) matched with the positioning boss (53) is provided at the front portion of the positioning rear seat (4), and a rib (32) matched with the positioning boss (53) in an abutting manner is provided on the front pipe sleeve (3).

4. The video terminal as claimed in claim 2, wherein the metal terminal (5) is made of a resilient metal sheet, and the rear ends of the two resilient arms (52) are integrally connected.

5. The video terminal as claimed in claim 1, wherein the front end of the elastic clip arm (52) is bent outward to form a guide portion (56), a groove (57) is punched on the inner wall of the guide portion (56) at the elastic insertion opening (50), and the extending direction of the groove (57) is the same as the arrangement direction of the metal terminal (5).

6. The high-reliability video terminal according to claim 1, wherein a retaining step (21) is formed inside the rear end of the tubular housing (2), an opening (22) is formed at the front end of the tubular housing (2), the front sleeve (3), the positioning rear seat (4) and the metal terminal (5) are assembled and then are loaded into the tubular housing (2) through the opening (22), the rear end of the positioning rear seat (4) abuts against the retaining step (21), and the front end periphery of the tubular housing (2) is bent inwards to form a limiting flange (23) which abuts against the front end periphery of the front sleeve (3).

7. The terminal according to claim 1, wherein the support boss (41) is formed with a snap-fit boss at an outer side thereof, and the front shroud (3) has a snap-fit groove on an inner wall thereof for snap-fitting with the snap-fit boss.

8. The high-reliability video terminal according to claim 1, wherein a connection boss (24) is formed on the rear end face of the tubular housing (2), a connection hole (13) matched with the connection boss (24) is formed on the side wall of the shielding case (1), and the tail end of the connection boss (24) passes through the connection hole (13) and is fixed by riveting.

9. The video terminal of claim 1, wherein a positioning member is disposed inside the shielding case (1), and the positioning member has a positioning hole for inserting and matching with the lead portion (51).

10. The high-reliability video terminal according to claim 1, wherein the shielding case (1) is formed by two half bodies which are combined together, the cross-sectional shapes of the two half bodies are respectively a U shape and an inverted U shape, and the corresponding side surfaces of the two half bodies are attached to each other and are matched and connected with the clamping holes (12) through the buckles (11).