Shielded Connectors

Abstract

The present invention relates to the technical field of connectors, and provides a shielded connector including a housing having a cable channel, a conductive terminal arranged in one end of the cable channel, an inner rubber core, and an outer rubber core closed on the inner rubber core; the inner rubber core and the outer rubber core enclose a channel for installing the conductive terminal, and the conductive terminal is installed in the channel; the conductive terminal is connected to a wire extending along the cable channel and extending from the other end of the cable channel; an elastic ring is arranged in the cable channel, and the elastic ring is sleeved on the wire; a metal ring is sleeved on the wire, and a shielding wire is connected to the metal ring. The metal ring can block part of the interference of external electromagnetic waves on the wire, and the elastic ring can prevent moisture from penetrating along the wire to the conductive terminal.

Description

Technical Field

[0001] The present invention belongs to the technical field of connectors, and more specifically, relates to a shielded connector. Background Art

[0002] Connectors (connectors: used to conduct circuits and / or detachably connect different components) are widely used in modern electromechanical equipment. The wires in the connectors often encounter various complex electromagnetic environments that interfere with the signals in the wires, and moisture penetrates into the connector along the wires, which also affects the transmission of signals. Summary of the invention

[0003] The object of the present invention is to provide a shielded connector to solve the technical problem in the prior art that signals in the connector are easily interfered.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is: to provide a shielded connector including a shell having a cable channel, a conductive terminal arranged in one end of the cable channel, an inner rubber core, and an outer rubber core closed on the inner rubber core; the inner rubber core and the outer rubber core are combined to form a channel for installing the conductive terminal, and the conductive terminal is installed in the channel; the conductive terminal is connected to a wire extending along the cable channel and extending from the other end of the cable channel; an elastic ring is arranged in the cable channel, and the elastic ring is sleeved on the wire; a metal ring is sleeved on the wire, and a shielding wire is connected to the metal ring.

[0005] Furthermore, the metal ring is located between the elastic ring and the conductive terminal.

[0006] Furthermore, a slot is provided on the surface of the inner rubber core, and the conductive terminal is clamped in the slot.

[0007] Furthermore, the outer rubber core is in a sleeve shape, and the outer rubber core is sleeved on the inner rubber core.

[0008] Furthermore, an annular groove is formed on the inner wall of the cable channel and is arranged around the outer side of the cable channel, and the metal ring is arranged in the annular groove.

[0009] Furthermore, the metal ring is a spring ring.

[0010] Furthermore, the spring ring is a helical spring.

[0011] Furthermore, the spring ring is an integral piece made of stainless steel.

[0012] Furthermore, the elastic ring is a silicone ring.

[0013] Further, the cable channel extends in a straight direction.

[0014] The beneficial effects of the shielded connector provided by the present invention are as follows: compared with the prior art, the shielded connector provided by the present invention has an inner rubber core and an outer rubber core that are closed together to form a channel, and the channel can be used for the installation of the conductive terminal; when installing the conductive terminal, the conductive terminal can be positioned by only closing the outer rubber core and the inner rubber core, that is, the conductive terminal can be fixed by closing the inner rubber core and the outer rubber core; when disassembling the conductive terminal, it is only necessary to open the closed inner rubber core and the outer rubber core to release the conductive terminal, which is very convenient; the wire connected to the conductive terminal extends along the cable channel, and the wire is protected by the shell to ensure that the wire and the conductor are in a stable state. The stability of the connection between the electrical terminals, the inner rubber core and the outer rubber core can block part of the moisture from reaching the wire from the conductive terminal to affect the signal transmission on the wire; the wire connected to the conductive terminal is arranged along the cable channel; an elastic ring is sleeved on the wire, and when the wire passes through the elastic ring, the elastic ring sleeved on the wire can restrain the wire and reduce the situation where the wire is scattered due to vibration; and the elastic ring can prevent moisture from penetrating along the wire to the conductive terminal, reducing the interference of external moisture on the signal transmission of the wire; the metal ring is sleeved on the wire, and the metal ring can block part of the interference of external electromagnetic waves on the wire. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0016] Figure 1 A three-dimensional schematic diagram of a shielded connector provided by an embodiment of the present invention;

[0017] Figure 2 A schematic top view of a shielded connector provided by an embodiment of the present invention;

[0018] Figure 3 for Figure 2 Schematic diagram of the AA section;

[0019] Figure 4 Schematic diagram of the installation of the metal ring provided in the embodiment of the present invention Figure 1 ;

[0020] Figure 5 Schematic diagram of the installation of the metal ring provided in the embodiment of the present invention Figure 2 (Hide the outer rubber core).

[0021] Among them, the reference numerals in the figure are:

[0022] 1-housing; 11-cable channel; 21-conductive terminal; 22-inner rubber core; 221-card slot; 23-outer rubber core; 3-metal ring; 4-elastic ring. DETAILED DESCRIPTION

[0023] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0024] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0025] It should be understood that the orientation or position relationship indicated by terms such as "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0026] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0027] Please also read Figures 1 to 5 Now, the shielded connector provided by the present invention is described. The shielded connector includes a housing 1 having a cable channel 11, a conductive terminal 21 arranged in one end of the cable channel 11, an inner rubber core 22, and an outer rubber core 23 closed on the inner rubber core 22; the inner rubber core 22 and the outer rubber core 23 enclose a channel for the conductive terminal 21 to be installed, and the conductive terminal 21 is installed in the channel; the conductive terminal 21 is connected to a wire extending along the cable channel 11 and extending from the other end of the cable channel 11; an elastic ring 4 is arranged in the cable channel 11, and the elastic ring 4 is sleeved on the wire; a metal ring 3 is sleeved on the wire, and a shielding wire is connected to the metal ring 3.

[0028] In this way, the inner rubber core 22 and the outer rubber core 23 are closed to form a channel, and the channel can be used for the installation of the conductive terminal 21; when installing the conductive terminal 21, the conductive terminal 21 can be positioned by closing the outer rubber core 23 and the inner rubber core 22, that is, the conductive terminal 21 is fixed by the inner rubber core 22 and the outer rubber core 23. When disassembling the conductive terminal 21, it is only necessary to open the closed inner rubber core 22 and the outer rubber core 23 to release the conductive terminal 21, which is very convenient; the wire connected to the conductive terminal 21 extends along the cable channel 11, and the wire is protected by the shell 1 to ensure the stability of the connection between the wire and the conductive terminal 21 The inner rubber core 22 and the outer rubber core 23 can block part of the moisture from reaching the wire from the conductive terminal 21 to affect the signal transmission on the wire; the wire connected to the conductive terminal 21 is arranged along the cable channel 11; an elastic ring 4 is sleeved on the wire, and when the wire passes through the elastic ring 4, the elastic ring 4 sleeved on the wire can restrain the wire and reduce the situation where the wire is scattered due to vibration; and the elastic ring 4 can prevent moisture from penetrating along the wire to the conductive terminal 21, reducing the interference of external moisture on the signal transmission of the wire; the metal ring 3 is sleeved on the wire, and the metal ring 3 can block part of the interference of external electromagnetic waves on the wire.

[0029] For further information, see Figures 1 to 5 As a specific embodiment of the shielded connector provided by the present invention, the metal ring 3 is located between the elastic ring 4 and the conductive terminal 21. In this way, moisture in the external environment is not easy to penetrate into the metal ring 3 through the blocking of the elastic ring 4 and the conductive terminal 21.

[0030] Optionally, in one embodiment, the inner rubber core 22 and the outer rubber core 23 are respectively made of plastic.

[0031] Optionally, in one embodiment, the conductive wire is a copper core wire wrapped with a plastic layer.

[0032] Optionally, in one embodiment, the cable channel 11 is in the shape of a tube with two ends open, so as to facilitate the wires to pass through.

[0033] Optionally, in one embodiment, the housing 1 and the conductive terminals 21 are respectively made of copper.

[0034] For further information, see Figures 1 to 5 As a specific embodiment of the shielded connector provided by the present invention, a slot 221 is provided on the surface of the inner rubber core 22, and the conductive terminal 21 is clamped in the slot 221. In this way, when installing the conductive terminal 21, the conductive terminal 21 can be first clamped in the slot 221 on the inner rubber core 22, and then the outer rubber core 23 is closed, so as to prevent the conductive terminal 21 from moving when the outer rubber core 23 is closed.

[0035] Optionally, in one embodiment, the slot 221 extends in a straight line, so that the conductive terminal 21 can be easily inserted into the slot 221 .

[0036] Optionally, in one embodiment, the extension direction of the cable channel 11 is the same as the extension direction of the slot 221 , so that the wire connected to the conductive terminal 21 can easily reach the cable channel 11 along the slot 221 .

[0037] For further information, see Figures 1 to 5 As a specific embodiment of the shielded connector provided by the present invention, the outer rubber core 23 is in a sleeve shape, and the outer rubber core 23 is sleeved on the inner rubber core 22. In this way, the outer rubber core 23 only needs to be sleeved on the inner rubber core 22 to achieve the closing of the inner rubber core 22 and the outer rubber core 23, which is very convenient.

[0038] Optionally, in one embodiment, there are multiple conductive terminals 21. In this way, multiple conductive terminals 21 can realize the transmission of multiple circuits.

[0039] Optionally, in one embodiment, a plurality of conductive terminals 21 are arranged in parallel, so that the plurality of conductive terminals 21 can easily maintain the same direction during the plugging and unplugging process.

[0040] For further information, see Figures 1 to 5 As a specific embodiment of the shielded connector provided by the present invention, the inner wall of the cable channel 11 is recessed to form an annular groove arranged around the outside of the cable channel 11, the metal ring 3 is arranged in the annular groove, and the shielding wire is connected to the metal ring 3. In this way, the cable channel 11 on the housing 1 is for the wire to pass through, the inner wall of the cable channel 11 is recessed to form an annular groove, the annular groove surrounds the outside of the cable channel 11, the metal ring 3 is arranged in the annular groove, the metal ring 3 surrounds the outside of the cable channel 11, and when the wire is laid along the cable channel 11 and passes through the metal ring 3, the metal ring 3 can block part of the interference of external electromagnetic waves on the wire.

[0041] Optionally, in one embodiment, the shielding wire may be a shielding wire on a conductor or a separate shielding wire. Specifically, the shielding wire is a copper wire or an aluminum wire.

[0042] Optionally, in one embodiment, the metal ring 3 extends along the annular groove.

[0043] Among them, three sets of metal rings are arranged on the wires to achieve a shielding effect, which can be referred to as the Faraday cage effect.

[0044] For further information, see Figures 1 to 5 As a specific embodiment of the shielded connector provided by the present invention, the metal ring 3 is a spring ring. In this way, the spring ring can easily adjust its own length / bending shape.

[0045] For further information, see Figures 1 to 5 As a specific embodiment of the shielded connector provided by the present invention, the spring ring is a helical spring. Thus, the helical spring is easy to produce and easy to bend.

[0046] For further information, see Figures 1 to 5 As a specific embodiment of the shielded connector provided by the present invention, the spring ring is an integral piece made of stainless steel. In this way, stainless steel is corrosion-resistant and has good antimagnetic properties.

[0047] Optionally, in one embodiment, the length of the annular groove is the same as the length of the spring ring. In this way, the spring ring fits into the annular groove just right, and the spring ring itself is not likely to affect the stability of the spring ring position due to its own elastic force.

[0048] Optionally, in one embodiment, the shielding wire is laid along the cable channel 11. In this way, laying the shielding wire is very convenient.

[0049] Optionally, in one embodiment, the cross section of the annular groove is rectangular. Thus, the rectangular groove is easy to open.

[0050] Optionally, in one embodiment, the cross section of the cable channel 11 is circular. Thus, the circular cable channel 11 is easy to process, and the wires are not likely to hit the inner wall of the cable channel 11 when being laid along the cable channel 11.

[0051] Optionally, in one embodiment, the annular groove is arranged perpendicular to the extension direction of the cable channel 11. Thus, when the wire is laid along the cable channel 11, the annular groove has the largest cross section in a plane perpendicular to the cable channel 11, which facilitates the wire to pass through the annular groove.

[0052] For further information, see Figures 1 to 5 As a specific embodiment of the shielded connector provided by the present invention, the elastic ring 4 is a silicone ring. In this way, the silicone has good elasticity and is wear-resistant.

[0053] For further information, see Figures 1 to 5 As a specific embodiment of the shielded connector provided by the present invention, the cable channel 11 extends in a straight direction. In this way, the wires are easily laid in the straight cable channel 11, and the wires are not easily bent and blocked in the cable channel 11 during the laying process.

[0054] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. Shielded connector, characterized in that: The invention comprises a shell having a cable channel, a conductive terminal arranged in one end of the cable channel, an inner rubber core, and an outer rubber core folded on the inner rubber core; the inner rubber core and the outer rubber core enclose a channel for installing the conductive terminal, and the conductive terminal is installed in the channel; the conductive terminal is connected to a wire extending along the cable channel and extending from the other end of the cable channel; The conductive terminal is clamped and fixed by the inner rubber core and the outer rubber core; the inner rubber core and the outer rubber core can block part of the moisture from reaching the conductive terminal to the conductive wire; an elastic ring is arranged in the cable channel, and the elastic ring is sleeved on the conductive wire; the elastic ring sleeved on the conductive wire can restrain the conductive wire, and the elastic ring can prevent moisture from penetrating along the conductive wire to the conductive terminal; a metal ring is sleeved on the conductive wire, and a shielding wire is connected to the metal ring; the metal ring is located between the elastic ring and the conductive terminal; a slot is provided on the surface of the inner rubber core, and the conductive terminal is clamped in the slot; the outer rubber core is in the shape of a sleeve, and the outer rubber core is sleeved on the inner rubber core.

2. The shielded connector according to claim 1, wherein: An annular groove is formed on the inner wall of the cable channel and is arranged around the outer side of the cable channel. The metal ring is arranged in the annular groove.

3. The shielded connector according to claim 2, wherein: The metal ring is a spring ring.

4. The shielded connector according to claim 3, wherein: The spring ring is a helical spring.

5. The shielded connector according to claim 4, wherein: The spring ring is an integral piece made of stainless steel.

6. The shielded connector according to claim 1, wherein: The elastic ring is a silicone ring.

7. The shielded connector according to claim 1, wherein: The cable channel extends in a straight direction.

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