Self-sealing coupler

Abstract

The utility model discloses a self-sealing coupler. The coupling device comprises an upper coupling piece and a lower coupling piece which are matched with each other, and is characterized in that a detachable fixing support is arranged in the upper coupling piece, a sealing piece is arranged between the upper coupling piece and the fixing support, and the sealing piece is arranged between the inner bottom face of the upper coupling piece and the outer bottom face of the fixing support; water can be effectively prevented from entering by arranging the sealing piece, so that the connecting terminal is prevented from being influenced by water, the service life of the connecting terminal is prolonged, and the connecting terminal has the advantages of being ingenious in structure, convenient to use and practical.

Description

Technical Field

[0001] The utility model relates to a coupler, in particular to a self-sealing coupler. Background Art

[0002] When using the coupler in a relatively humid environment, even if the cables at both ends of the coupler are sealed with glue, moisture can still penetrate into the joints of the coupler connection and reach the terminals inside, thus affecting its service life. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a self-sealing coupler, which can effectively solve the problem that the joints at the connection parts of the coupler can still penetrate into the terminals inside. By setting a sealing member, the entry of water can be effectively prevented, thereby ensuring that the connection terminals are not affected by water, thereby increasing their service life. The utility model has the characteristics of ingenious structure, convenience and practicality.

[0004] To achieve the above object, the technical solution adopted by the utility model is: a self-sealing coupler, comprising an upper coupling member and a lower coupling member that cooperate with each other, characterized in that: a detachable fixing bracket is arranged inside the upper coupling member, a sealing member is arranged between the upper coupling member and the fixing bracket, and the sealing member is arranged between the inner bottom surface of the upper coupling member and the outer bottom surface of the fixing bracket;

[0005] The top surface of the sealing member is provided with a plurality of parallel circular grooves, and the bottom surface of the sealing member is provided with a plurality of protrusions corresponding to the circular grooves, and the outer diameter of the protrusions is greater than the inner diameter of the circular grooves;

[0006] The bottom surface of the protruding portion is provided with a sealing opening, and the sealing opening passes through the bottom surface of the protruding portion to the circular groove and is connected with the circular groove;

[0007] The middle part of the sealing opening is a straight opening, and both ends of the straight opening are respectively provided with V-shaped openings, and the straight opening and the V-shaped opening are integrated.

[0008] Furthermore, the fixing bracket is provided with a plurality of storage cavities corresponding to the circular grooves, and a transverse limiting step is provided in the upper end of the storage cavity; and a plurality of clamping blocks are provided on the front side surface of the fixing bracket.

[0009] Furthermore, the front side of the upper coupling member is provided with a plurality of card holes matching with the card block, and the bottom of the upper coupling member is provided with a plurality of first connection holes matching with the raised portion, the raised portion is arranged in the first connection hole, and the bottom surface of the raised portion is flush with the bottom surface of the upper coupling member or protrudes downward.

[0010] Furthermore, the fixing bracket is provided with a plurality of upper terminals, a wire clamp is provided on the top of the upper terminal, a limiting portion is provided below the wire clamp, and a limiting groove matching the limiting step is provided between the wire clamp and the limiting portion.

[0011] The utility model adopts the above-mentioned technical solution, overcomes the shortcomings of the background technology, and provides a self-sealing coupler, which can effectively solve the problem that the joints at the connection parts of the coupler can still penetrate into the terminals inside. By setting a sealing member, the entry of water can be effectively prevented, thereby ensuring that the connecting terminals are not affected by water, thereby increasing their service life. The utility model has the characteristics of ingenious structure, convenience and practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Attached Figure 1 It is a structural schematic diagram of the utility model.

[0013] Attached Figure 2 It is a schematic diagram of the split structure of the utility model.

[0014] Attached Figure 3 It is a structural schematic diagram of the upper coupling member in the utility model.

[0015] Attached Figure 4 The structure of the sealing member in the utility model is shown in FIG. Figure 1 .

[0016] Attached Figure 5 The structure of the sealing member in the utility model is shown in FIG. Figure 2 .

[0017] Attached Figure 6 It is a structural schematic diagram of the upper terminal in the utility model.

[0018] In the figure: upper coupling member 1, clamping hole 101, first connecting hole 102, lower coupling member 2, fixing bracket 3, storage cavity 301, limiting step 302, clamping block 303, second connecting hole 304, sealing member 4, circular groove 401, raised portion 402, sealing opening 403, straight opening 404, V-shaped opening 405, upper terminal 5, wire clamp 501, limiting portion 502, limiting groove 503, lower terminal 6. DETAILED DESCRIPTION

[0019] The following descriptions of the embodiments are made with reference to the attached drawings to illustrate specific embodiments in which the present invention may be implemented. The directional terms mentioned in the present invention, such as up, down, front, back, left, right, inside, outside, side, etc., are only used with reference to the attached drawings. Therefore, the directional terms used are used to illustrate and understand the present invention, but are not used to limit the present invention. In the drawings, units with similar structures are represented by the same reference numerals.

[0020] The following further describes the specific implementation modes of the present invention in conjunction with the accompanying drawings to make the technical solutions and beneficial effects of the present invention clearer and more specific.

[0021] See attached Figures 1 to 6 The utility model comprises an upper coupling member 1 and a lower coupling member 2 which cooperate with each other, and is characterized in that: a detachable fixing bracket 3 is provided inside the upper coupling member 1, a sealing member 4 is provided between the upper coupling member 1 and the fixing bracket 3, and the sealing member 4 is provided between the inner bottom surface of the upper coupling member 1 and the outer bottom surface of the fixing bracket 3;

[0022] The top surface of the sealing member 4 is provided with a plurality of parallel circular grooves 401, and the bottom surface of the sealing member 4 is provided with a plurality of protrusions 402 corresponding to the circular grooves 401, and the outer diameter of the protrusions 402 is greater than the inner diameter of the circular grooves 401;

[0023] The bottom surface of the protrusion 402 is provided with a sealing opening 403, and the sealing opening 403 penetrates from the bottom surface of the protrusion 402 to the circular groove 401 and communicates with the circular groove 401;

[0024] The sealing opening 403 has a straight opening 404 in the middle, and V-shaped openings 405 are respectively provided at both ends of the straight opening 404 . The straight opening 404 and the V-shaped opening 405 are integrated.

[0025] Furthermore, the fixing bracket 3 is provided with a plurality of storage cavities 301 corresponding to the circular grooves 401 , and a transverse limiting step 302 is provided in the upper end of the storage cavity 301 ; and a plurality of clamping blocks 303 are provided on the front side surface of the fixing bracket 3 .

[0026] Furthermore, the front side of the upper coupling member 1 is provided with a plurality of card holes 101 that cooperate with the card block 303, and the bottom of the upper coupling member 1 is provided with a plurality of first connection holes 102 that cooperate with the protrusion 402, and the protrusion 402 is arranged in the first connection hole 102, and the bottom surface of the protrusion 402 is flush with the bottom surface of the upper coupling member 1 or protrudes downward.

[0027] Furthermore, the fixing bracket 3 is provided with a plurality of upper terminals 5, the top of the upper terminal 5 is provided with a wire clamp 501, a limiting portion 502 is provided below the wire clamp 501, and a limiting groove 503 matching the limiting step 302 is provided between the wire clamp 501 and the limiting portion.

[0028] When the upper coupling member 1 and the lower coupling member 2 are connected, the lower terminal 6 on the lower coupling member 2 opens the sealing opening 403 and enters into the storage cavity 301 of the fixing bracket 3 to connect with the upper terminal 5. At this time, the sealing opening 403 will tightly hold the lower terminal 6, thereby greatly reducing the problem of moisture penetrating from the connection between the upper coupling member 1 and the lower coupling member 2 and damaging the terminal.

[0029] Through the description of the above structure and principle, technicians in the relevant technical field should understand that the present invention is not limited to the above-mentioned specific implementation methods, and improvements and substitutions based on the present invention using the known technology in the field all fall within the protection scope of the present invention and should be defined by the claims.

[0030] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0031] 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 technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is more than two, unless otherwise clearly and specifically defined.

[0032] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection, it can be a mechanical connection, or an electrical connection, it can be a direct connection, or it can be an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0033] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine different embodiments or examples described in this specification and the features of different embodiments or examples, unless they are contradictory.

[0034] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A self-sealing coupler, comprising an upper coupling member and a lower coupling member that cooperate with each other, characterized in that: A detachable fixing bracket is provided inside the upper coupling member, a sealing member is provided between the upper coupling member and the fixing bracket, and the sealing member is provided between the inner bottom surface of the upper coupling member and the outer bottom surface of the fixing bracket; The top surface of the sealing member is provided with a plurality of parallel circular grooves, and the bottom surface of the sealing member is provided with a plurality of protrusions corresponding to the circular grooves, wherein the outer diameter of the protrusions is greater than the inner diameter of the circular grooves; The bottom surface of the protrusion is provided with a sealing opening, and the sealing opening passes through the bottom surface of the protrusion to the circular groove and communicates with the circular groove; The middle part of the sealing opening is a straight opening, and both ends of the straight opening are respectively provided with V-shaped openings, and the straight opening and the V-shaped opening are integrated.

2. A self-sealing coupler according to claim 1, characterized in that: The fixing bracket is provided with a plurality of storage cavities corresponding to the circular grooves, and a transverse limiting step is provided in the upper end of the storage cavity; and a plurality of clamping blocks are provided on the front side of the fixing bracket.

3. A self-sealing coupler according to claim 2, characterized in that: The front side of the upper coupling member is provided with a plurality of clamping holes matching with the clamping block, the bottom of the upper coupling member is provided with a plurality of first connecting holes matching with the protruding portion, the protruding portion is arranged in the first connecting holes, and the bottom surface of the protruding portion is flush with the bottom surface of the upper coupling member or protrudes downward.

4. A self-sealing coupler according to claim 3, characterized in that: The fixing bracket is provided with a plurality of upper terminals, a wire clamp is provided on the top of the upper terminal, a limiting portion is provided below the wire clamp, and a limiting groove matching the limiting step is provided between the wire clamp and the limiting portion.

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