CN216436265U

CN216436265U - D-type connector of signal cable

Info

Publication number: CN216436265U
Application number: CN202123183275.8U
Authority: CN
Inventors: 夏文栋
Original assignee: Jiaying University
Current assignee: Jiaying University
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-05-03
Anticipated expiration: 2031-12-17

Abstract

The utility model provides a D-shaped connector of a signal cable, a rectangular slotted hole is arranged in the middle of a metal shell, a conductive terminal is fixedly connected in the rectangular slotted hole, through holes are arranged at the two sides of the metal shell, a limit structure is screwed in the through holes, the conductive terminals are clamped with the connecting port, the limit structure is clamped with concave holes arranged at the two sides of the connecting port, under the action of the clamping spring, the sliding rod slides to the lower side in the limiting cylinder, so that the tip cone positioned at the lower side of the sliding rod acts between the elastic rings, and the two clamping parts are separated from each other under the action of the tip cone, so that the two sides of the clamping parts extend out of the limiting cylinder to be clamped with the part with larger diameter in the concave hole, through the design, the metal shell and the connecting port are tightly fixed together, and the problem that the conventional port is inconvenient to close and fixedly install through a screw rod is solved.

Description

D-type connector of signal cable

Technical Field

The utility model relates to a signal cable's D type connector relates to the electronic equipment field.

Background

In the prior art, electrical connection between electronic devices requires various connectors, such as IDE interfaces, PCI slots, etc. on a computer motherboard, and different peripheral devices require different connectors. The D-type connector with the appearance like the capital English letter D is widely applied to various equipment products as a data transmission connection port, is generally fixed in an inserting mode, and then is screwed and fixed by using the fastening screws positioned on two sides of the D-type connector.

SUMMERY OF THE UTILITY MODEL

To the not enough that prior art exists, the utility model aims at providing a signal cable's D type connector to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a D type connector of signal cable, includes metal casing, the internal connection of rectangular slot hole and rectangular slot hole is seted up to metal casing's centre is fixed with conductive terminal, the inside of through-hole and through-hole is seted up to metal casing's both sides position closes limit structure soon, conductive terminal and connection port looks joint, and limit structure and the shrinkage pool looks joint of setting in the connection port both sides.

Further, limit structure includes a limit cylinder, a limit cylinder is the cylinder structure, the inside sliding connection of a limit cylinder has the slide bar, the upper end of slide bar is passed a limit cylinder and is fixed mutually with the handle awl pole, the downside position of slide bar is provided with the apex cone, the inside joint that logical groove and logical groove were seted up to the side position symmetry of a limit cylinder has joint portion, and fixes mutually via the elastic ring between the through-hole in two joint portions, the inside of a limit cylinder is provided with the outer lane of chuck and the inner wall sliding connection of a limit cylinder, the slide bar passes the inner circle of chuck and fixes mutually with the chuck, and is located the slide bar outside cover of chuck upside and is equipped with the joint spring, joint spring upper end is laminated mutually with the section of thick bamboo wall of a limit cylinder, the lower extreme of joint spring is laminated mutually with the up end of chuck.

Furthermore, the clamping portion comprises a bulletproof plate, an outer sliding block is arranged on one side of the bulletproof plate, an inner sliding block is arranged on the other side of the bulletproof plate, the outer sliding block and the inner sliding block are symmetrically arranged relative to the center of the bulletproof plate, an arc-shaped surface is arranged on one side end face, close to the outer sliding block, of the bulletproof plate, and the arc-shaped surface distributed on one side of the bulletproof plate is attached to the wall of the limiting cylinder.

Furthermore, the tip cone is of a circular truncated cone structure with a large upper end diameter and a small lower end diameter, and the side face of the tip cone is attached to the surface of the clamping portion.

Further, the outer ring of the metal shell provided with the conductive terminal is provided with a waterproof groove, and a waterproof gasket is clamped inside the waterproof groove.

Furthermore, the handle taper rod is of a circular truncated cone-shaped structure with a large upper end diameter and a small lower end diameter, and external threads are arranged outside the handle taper rod.

The utility model has the advantages that: the edge position of the metal shell is provided with a waterproof groove, the conductive terminal is protected by a waterproof gasket clamped in the waterproof groove, and water can be prevented from entering the conductive terminal under unexpected conditions by adopting the design;

and under the effect of joint spring, make the slide bar slide to the downside in the inside of a spacing section of thick bamboo, and then make the tip cone that is located the slide bar downside act on between the elastic ring, and make two joint portion alternate segregation under the effect of tip cone, make the both sides of joint portion stretch out spacing section of thick bamboo and the great partial phase joint of shrinkage pool inside diameter, make inseparable fixing together between metal casing and the connection port through this design, solved current port and passed through the screw rod and closed the inconvenient problem of fixed mounting soon.

In addition, the anti-ejection plate between the outer sliding block and the inner sliding block can prevent the outer sliding block from sliding out of the limiting cylinder, so that the outer sliding block and the inner sliding block can only move in the limiting cylinder in the horizontal direction.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural diagram of a D-shaped connector of a signal cable according to the present invention;

fig. 2 is an installation diagram of a limiting structure in a D-shaped connector of a signal cable according to the present invention;

fig. 3 is a cross-sectional view of a spacing structure in a D-shaped connector of a signal cable according to the present invention;

fig. 4 is a schematic structural view of a clamping portion of a D-type connector of a signal cable according to the present invention;

in the figure: 1-metal shell, 2-waterproof groove, 3-conductive terminal, 4-limit structure, 41-handle taper rod, 42-limit cylinder, 43-clamping spring, 44-chuck, 45-clamping part, 46-tip cone, 47-sliding rod, 48-elastic ring, 451-outer slide block, 452-anti-ejection plate, 453-inner slide block and 454-arc surface.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a D type connector of signal cable, includes metal casing 1, and the internal connection of rectangular groove hole and rectangular groove hole is seted up to the centre of metal casing 1 is fixed with conductive terminal 3, and the inside of seting up through-hole and through-hole in the both sides position of metal casing 1 closes soon limit structure 4, and conductive terminal 3 and connection port looks joint, and limit structure 4 and the shrinkage pool looks joint of setting in connection port both sides.

The outer ring of the metal shell 1 provided with the conductive terminal 3 is provided with a waterproof groove 2, the waterproof groove 2 is clamped with a waterproof gasket, the conductive terminal 3 is protected by the waterproof gasket clamped in the waterproof groove 2, and the design can prevent water liquid from entering the conductive terminal 3 in an accidental situation.

Referring to fig. 3, the limiting structure 4 includes a limiting cylinder 42, the limiting cylinder 42 is a cylindrical structure, a sliding rod 47 is slidably connected inside the limiting cylinder 42, the upper end of the sliding rod 47 passes through the limiting cylinder 42 and is fixed with a handle conical rod 41, the handle conical rod 41 is a truncated cone-shaped structure with a large upper end diameter and a small lower end diameter, and an external thread is provided outside the handle conical rod 41, so that a user can apply a hand acting force on the surface of the handle conical rod 41, a tip cone 46 is provided at the lower side position of the sliding rod 47, through grooves are symmetrically provided at the side position of the limiting cylinder 42, clamping portions 45 are clamped inside the through grooves, through holes on the two clamping portions 45 are fixed through an elastic ring 48, a chuck 44 is provided inside the limiting cylinder 42, an outer ring of the chuck 44 is slidably connected with the inner wall of the limiting cylinder 42, the sliding rod 47 passes through an inner ring of the chuck 44 and is fixed with the chuck 44, and a clamping spring 43 is sleeved outside the sliding rod 47 at the upper side of the chuck 44, joint spring 43 upper end is laminated with spacing section of thick bamboo 42's section of thick bamboo wall mutually, joint spring 43's lower extreme is laminated with chuck 44's up end mutually, under joint spring 43's effect, make slide bar 47 slide to the downside in spacing section of thick bamboo 42's inside, and then make the tip cone 46 that is located slide bar 47 downside act on between the elastic ring 48, and make two joint portion 45 alternate segregation under tip cone 46's effect, make the both sides of joint portion 45 stretch out spacing section of thick bamboo 42 and the great partial phase joint of shrinkage pool inside diameter, make inseparable fixed together between metal casing 1 and the connection port through this design, the current port has been solved and has been carried out the inconvenient problem of closure fixed mounting through the screw rod soon.

Referring to fig. 4, the clamping portion 45 includes a bulletproof plate 452, an outer slide block 451 is disposed on one side of the bulletproof plate 452, an inner slide block 453 is disposed on the other side of the bulletproof plate 452, the outer slide block 451 and the inner slide block 453 are disposed symmetrically with respect to the center of the bulletproof plate 452, an arc surface 454 is disposed on one side end surface of the bulletproof plate 452 close to the outer slide block 451, the arc surface 454 distributed on one side of the bulletproof plate 452 is attached to the wall of the limiting cylinder 42, and the bulletproof plate 452 between the outer slide block 451 and the inner slide block 453 can prevent the bulletproof plate from sliding out of the limiting cylinder 42, so that the outer slide block 451 and the inner slide block 453 can only move in the limiting cylinder 42 in the horizontal direction.

The tip cone 46 is a circular truncated cone structure with a large upper end diameter and a small lower end diameter, the side surface of the tip cone 46 is attached to the surface of the clamping portion 45, and the sliding rod 47 can stretch the elastic ring 48 in the downward movement process through the design.

The specific implementation mode is as follows: when the waterproof gasket is used, the limiting cylinder 42 is screwed into the screw holes on two sides of the metal shell 1, the waterproof gasket is clamped into the waterproof groove 2, the handle conical rod 41 is pulled, the sliding rod 47 is driven to move upwards through pulling of the handle conical rod 41, the top cone 46 extends into the upper side of the limiting cylinder 42, the two clamping parts 45 are drawn towards the middle under the action of the elastic ring 48, the clamping parts 45 extend into the limiting cylinder 42, the limiting cylinder 42 can extend into the concave hole at the moment, the conductive terminal 3 is connected with the connecting port, the pull disc is loosened, the sliding rod 47 slides towards the lower side in the limiting cylinder 42 under the action of the clamping spring 43, the top cone 46 positioned on the lower side of the sliding rod 47 acts between the elastic rings 48, and the two clamping parts 45 are separated from each other under the action of the top cone 46, make the both sides of joint portion 45 stretch out spacing section of thick bamboo 42 and the great part joint of shrinkage pool inside diameter, make inseparable fixed together between metal casing 1 and the connection port through this design, solved current port and passed through the screw rod and closed the inconvenient problem of fixed mounting soon.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A D-type connector for signal cables, comprising a metal shell (1), characterized in that: the internal connection that rectangular slot hole and rectangular slot hole were seted up to the centre of metal casing (1) is fixed with conductive terminal (3), the inside that the both sides position of metal casing (1) was seted up through-hole and through-hole closes limit structure (4) soon, conductive terminal (3) and connection port looks joint, and limit structure (4) and the shrinkage pool looks joint of setting in connection port both sides.

2. A D-type connector for a signal cable according to claim 1, wherein: the limiting structure (4) comprises a limiting cylinder (42), the limiting cylinder (42) is of a cylindrical structure, a sliding rod (47) is connected to the inside of the limiting cylinder (42) in a sliding mode, the upper end of the sliding rod (47) penetrates through the limiting cylinder (42) to be fixed with a handle taper rod (41), a top cone (46) is arranged at the lower side position of the sliding rod (47), a through groove is symmetrically formed in the side position of the limiting cylinder (42), clamping portions (45) are clamped inside the through groove, through holes in the two clamping portions (45) are fixed through elastic rings (48), a chuck (44) is arranged inside the limiting cylinder (42), the outer ring of the chuck (44) is connected with the inner wall of the limiting cylinder (42) in a sliding mode, the sliding rod (47) penetrates through the inner ring of the chuck (44) to be fixed with the chuck (44), and a clamping spring (43) is sleeved outside the sliding rod (47) located on the upper side of the chuck (44), the upper end of the clamping spring (43) is attached to the wall of the limiting cylinder (42), and the lower end of the clamping spring (43) is attached to the upper end face of the chuck (44).

3. A D-type connector for a signal cable according to claim 2, wherein: the clamping portion (45) comprises a bulletproof plate (452), an outer sliding block (451) is arranged on one side of the bulletproof plate (452), an inner sliding block (453) is arranged on the other side of the bulletproof plate (452), the outer sliding block (451) and the inner sliding block (453) are symmetrically arranged relative to the center of the bulletproof plate (452), an arc face (454) is arranged on one side end face, close to the outer sliding block (451), of the bulletproof plate (452), and the arc face (454) distributed on one side of the bulletproof plate (452) is attached to the wall of the limiting cylinder (42).

4. A D-type connector for a signal cable according to claim 2, wherein: the tip cone (46) is of a circular truncated cone structure with a large upper end diameter and a small lower end diameter, and the side face of the tip cone (46) is attached to the surface of the clamping portion (45).

5. A D-type connector for a signal cable according to claim 1, wherein: the outer ring of the metal shell (1) provided with the conductive terminal (3) is provided with a waterproof groove (2), and a waterproof gasket is clamped inside the waterproof groove (2).

6. A D-type connector for a signal cable according to claim 2, wherein: the handle taper rod (41) is of a circular truncated cone-shaped structure with a large upper end diameter and a small lower end diameter, and external threads are arranged outside the handle taper rod (41).