Connector with protective sleeve

Abstract

The utility model discloses a connector with a protective sleeve, which belongs to the technical field of connectors and comprises a connector cable and a connector joint, the connector cable is connected with the connector joint, and a protective shell is sleeved at the joint of the connector cable and the connector joint. A fixing ring a is installed at the top end of the protective shell, a fixing ring b is installed at the end of the connector joint, and the fixing ring a and the fixing ring b are arranged in an attached mode. A protective cushion layer is arranged in the protective shell, and the connector cable is sleeved with the protective cushion layer; the protective shell comprises a shell a and a shell b which are oppositely arranged, and the shell a and the shell b are connected through a clamping structure; according to the arrangement of the connector with the protective sleeve, the protective shell is arranged at the joint of the connector joint and the connector cable, and the two fixing rings are used for installation, so that stable connection can be realized, and the situation that the joint of the cable and the connector is fractured due to the influence of external force is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of connectors, in particular to a connector with a protective sleeve. Background Art

[0002] A device with two active components that transmit current or signals, where the male and female ends can transmit information or current through contact, is called a connector. Currently, there are nearly a hundred types of connectors needed in automobiles, and a single model uses hundreds of connectors. Existing automotive connectors generally include socket connectors and plug connectors. Both connectors are connected to cables, and the cables are covered with wire protection sleeves.

[0003] However, the connection between the connector joint and the connector cable in the prior art is easily bent by force, causing the connection between the cable and the connector to be easily bent and broken, so there is a need to improve the prior art. Utility Model Content

[0004] The purpose of the present invention is to provide a connector with a protective sleeve to solve the problem that the connection between the connector joint and the connector cable in the prior art proposed in the above background technology is easily bent by force, resulting in the connection between the cable and the connector being easily bent and broken.

[0005] To achieve the above-mentioned object, the present invention provides the following technical solution: a connector with a protective sleeve, comprising a connector cable and a connector joint, wherein the connector cable and the connector joint are connected, and a protective shell is sheathed at the connection between the connector cable and the connector joint;

[0006] A fixing ring a is installed at the top of the protective shell, and a fixing ring b is installed at the end of the connector joint, and the fixing ring a and the fixing ring b are fitted together;

[0007] A protective pad layer is provided inside the protective shell, and the protective pad layer is sleeved on the outside of the connector cable;

[0008] The protective shell includes a shell a and a shell b that are arranged opposite to each other, and the shell a and the shell b are connected by a snap-fit ​​structure;

[0009] The outer walls of the fixing ring a and the fixing ring b are provided with screw holes along their axis, and the bolt bodies are screwed into the screw holes.

[0010] As a preferred embodiment of the present invention, a circular groove is provided at the bottom end of the bolt body, a bolt rod is installed at the bottom end of the circular groove, a fixing ring is installed at the outer upper end of the bolt rod, and the circumferential surface of the bolt rod is covered with an annular pressure plate, a spring and an annular rubber sheet.

[0011] As a preferred embodiment of the present invention, an extrusion block is installed at the upper edge of the annular rubber sheet, the outer wall of the bolt body is provided with an arc surface, and the surface of the arc surface is provided with anti-slip grooves.

[0012] As a preferred embodiment of the present invention, the clamping structure includes a clamping block installed on the side wall of shell a and a clamping slot opened on the side wall of shell b, the clamping block is clamped in the clamping slot, a filling cavity is opened inside the clamping block, and an elastic part is installed inside the filling cavity.

[0013] As a preferred embodiment of the present invention, both outer walls of the card block are provided with oblique convex surfaces, and both inner walls of the card slot are provided with oblique grooves.

[0014] As a preferred embodiment of the present invention, the protective pad layer includes a fireproof layer, an insulating layer, a reinforcement layer, a wear-resistant layer and a flexible layer. The inner wall of the fireproof layer is provided with a Velcro surface, and the inner walls of the shell a and the shell b are provided with a Velcro surface.

[0015] As a preferred embodiment of the present invention, the bottom of the fireproof layer is fitly connected to the top of the insulating layer, the bottom of the insulating layer is fitly connected to the top of the reinforcing layer, the bottom of the reinforcing layer is fitly connected to the top of the wear-resistant layer, and the bottom of the wear-resistant layer is fitly connected to the top of the flexible layer.

[0016] Compared with the prior art, the beneficial effects of the present invention are: the setting of the connector with the protective sleeve is reasonable in structure design;

[0017] By providing a protective shell at the connection between the connector joint and the connector cable and installing it through two fixing rings, a stable connection can be achieved, which is not easily affected by external forces and causes the connection between the cable and the connector to break. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the main three-dimensional structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the protective housing structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the bolt body of the utility model;

[0021] Figure 4 This is a schematic diagram of the clamping structure of the utility model;

[0022] Figure 5 This is a schematic diagram of the protective cushion layer of the present invention.

[0023] In the figure: 1. Connector cable; 2. Connector joint; 3. Fixing ring b; 4. Fixing ring a; 5. Protective pad; 6. Protective shell; 61. Shell a; 62. Shell b; 63. Velcro surface; 7. Bolt body; 71. Circular groove; 72. Annular rubber sheet; 73. Bolt rod; 74. Extrusion block; 75. Annular pressure piece; 76. Fixing ring; 77. Spring; 78. Arc surface; 8. Screw hole; 9. Block; 10. Slot; 11. Filling cavity; 12. Elastic part; 13. Oblique convex surface; 14. Oblique groove; 15. Fireproof layer; 16. Insulation layer; 17. Velcro thorn surface; 18. Reinforcement layer; 19. Wear-resistant layer; 20. Flexible layer. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] See also Figure 1-5 , the utility model provides a technical solution:

[0026] In the present technical solution, a connector with a protective sleeve includes a connector cable 1 and a connector joint 2, the connector cable 1 and the connector joint 2 are connected, and a protective shell 6 is installed at the connection between the connector cable 1 and the connector joint 2; a fixing ring a4 is installed at the top of the protective shell 6, and a fixing ring b3 is installed at the end of the connector joint 2, and the fixing ring a4 and the fixing ring b3 are fitted together; a protective cushion layer 5 is provided inside the protective shell 6, and the protective cushion layer 5 is sleeved on the outside of the connector cable 1; the protective shell 6 includes a shell a61 and a shell b62 arranged opposite to each other, and the shell a61 and the shell b62 are connected by a clamping structure; the outer walls of the fixing ring a4 and the fixing ring b3 are provided with screw holes 8 along their axis, and the bolt body 7 is screwed into the screw hole 8.

[0027] In this technical solution, the connector cable 1 and the connector joint 2 are electrically connected, and are protected by a protective shell 6 at the joint between the two. The top of the protective shell 6 has the same diameter as the connector joint 2, so that they are fitted together through two fixing rings. The inner wall of the protective shell 6 and the connector cable 1 are protected by a protective pad layer 5. The protective shell a6 consists of two relatively arranged hard plastic shells a61 and b62, which are snapped together at the joint between the connector cable 1 and the connector joint 2 for protection.

[0028] In some technical solutions, a circular groove 71 is provided at the bottom end of the bolt body 7, a bolt rod 73 is installed at the bottom end of the circular groove 71, a fixing ring 76 is installed at the outer upper end of the bolt rod 73, and the circumferential surface of the bolt rod 73 is covered with an annular pressure plate 75, a spring 77 and an annular rubber sheet 72.

[0029] In this technical solution, the annular pressing plate 75 is located on the upper side of the fixing ring 76 , the spring 77 is located on the upper side of the annular pressing plate 75 , and the annular rubber sheet 72 is located on the lower side of the fixing ring 76 .

[0030] In some technical solutions, an extrusion block 74 is installed at the upper edge of the annular rubber sheet 72 .

[0031] In this technical solution, the annular pressing sheet 75 is squeezed downward by the action of the spring 77, and the squeezing block 74 is squeezed downward by the action of the annular pressing sheet 75, so that the squeezing block 74 further squeezes the edge of the annular rubber sheet 72, thereby improving the sealing effect.

[0032] In some technical solutions, the outer wall of the bolt body 7 is provided with an arc surface 78 , and the surface of the arc surface 78 is provided with anti-slip grooves.

[0033] In this technical solution, the arc surface 78 is provided to facilitate driving the prestressed bolt body 7;

[0034] In this technical solution, after the joint a32 and the joint b34 are installed in the sealing box 33 through the sealing assembly, the sealing port 13 is sealed.

[0035] In some technical solutions, the clamping structure includes a clamping block 9 installed on the side wall of the housing a61 and a clamping slot 10 provided on the side wall of the housing b62. The clamping block 9 is clamped in the clamping slot 10. A filling cavity 11 is provided inside the clamping block 9. An elastic member 12 is installed inside the filling cavity 11.

[0036] In this technical solution, the housing a61 and the housing b62 are fastened together by snapping the card block 9 into the card slot 10.

[0037] In some technical solutions, both sides of the outer wall of the clamping block 9 are provided with an inclined convex surface 13, and both sides of the inner wall of the clamping slot 10 are provided with an inclined groove 14;

[0038] In this technical solution, the cooperation between the inclined convex surface 13 and the inclined groove 14 facilitates the entry of the clamping block 9 into the clamping slot 10 .

[0039] In some technical solutions, the protective cushion layer 5 includes a fireproof layer 15, an insulating layer 16, a reinforcing layer 18, a wear-resistant layer 19 and a flexible layer 20. The inner wall of the fireproof layer 15 is provided with a Velcro thorn surface 17, and the inner walls of the shell a61 and the shell b62 are provided with a Velcro surface 63; the bottom of the fireproof layer 15 is bonded to the top of the insulating layer 16, the bottom of the insulating layer 16 is bonded to the top of the reinforcing layer 18, the bottom of the reinforcing layer 18 is bonded to the top of the wear-resistant layer 19, and the bottom of the wear-resistant layer 19 is bonded to the top of the flexible layer 20;

[0040] In this technical solution, the fireproof layer 15 is made of rubber material coated with organic fire-retardant paint, the insulation layer 16 and the wear-resistant layer 19 are both made of composite rubber material, the reinforcement layer 18 is made of steel wire mesh, and the flexible layer 20 is made of composite fiber material. The setting of Velcro can improve the connection strength between the protective pad layer 5 and the protective shell 6.

[0041] Working principle:

[0042] When in use, first, electrically connect the connector cable 1 with the connector joint 2, then, sleeve the protective pad layer 5 at the connection between the two, then, buckle the shell a61 and the shell 62 onto the outside of the protective pad layer 5, then, fit the fixing ring a4 and the fixing ring b3, and connect and fix them with the bolt body 7.

[0043] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0044] While the present invention has been described above with reference to exemplary embodiments, various modifications may be made and equivalent components may be substituted without departing from the scope of the present invention. In particular, as long as no structural conflicts exist, the various features of the disclosed embodiments may be combined with one another in any manner. The omission of an exhaustive description of these combinations in this specification is solely for the sake of space and resource conservation. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions within the scope of the claims.

Claims

1. A connector with a protective sleeve, comprising a connector cable (1) and a connector connector (2), characterized in that: The connector cable (1) and the connector joint (2) are connected, and a protective shell (6) is provided at the connection between the connector cable (1) and the connector joint (2); A fixing ring a (4) is installed at the top of the protective shell (6), and a fixing ring b (3) is installed at the end of the connector joint (2), and the fixing ring a (4) and the fixing ring b (3) are arranged in close contact; A protective pad layer (5) is provided inside the protective shell (6), and the protective pad layer (5) is sleeved on the outside of the connector cable (1); The protective shell (6) comprises a shell a (61) and a shell b (62) arranged opposite to each other, wherein the shell a (61) and the shell b (62) are connected via a snap-fit ​​structure; The outer walls of the fixing ring a (4) and the fixing ring b (3) are provided with screw holes (8) along their axis, and the bolt bodies (7) are screwed into the screw holes (8).

2. The connector with a protective sleeve according to claim 1, characterized in that: A circular groove (71) is provided at the bottom end of the bolt body (7), a bolt rod (73) is installed at the bottom end of the circular groove (71), a fixing ring (76) is installed at the outer upper end of the bolt rod (73), and an annular pressure plate (75), a spring (77) and an annular rubber sheet (72) are mounted on the circumferential surface of the bolt rod (73).

3. The connector with a protective sleeve according to claim 2, characterized in that: An extrusion block (74) is installed at the upper edge of the annular rubber sheet (72), and an outer wall of the bolt body (7) is provided with an arc surface (78), and the surface of the arc surface (78) is provided with anti-slip grooves.

4. The connector with a protective sleeve according to claim 3, characterized in that: The clamping structure comprises a clamping block (9) mounted on the side wall of the housing a (61) and a clamping slot (10) provided on the side wall of the housing b (62); the clamping block (9) is clamped in the clamping slot (10); a filling cavity (11) is provided inside the clamping block (9); and an elastic member (12) is installed inside the filling cavity (11).

5. The connector with a protective sleeve according to claim 4, characterized in that: Both outer walls of the clamping block (9) are provided with oblique convex surfaces (13), and both inner walls of the clamping slot (10) are provided with oblique grooves (14).

6. The connector with a protective sleeve according to claim 1, characterized in that: The protective pad layer (5) comprises a fireproof layer (15), an insulating layer (16), a reinforcing layer (18), a wear-resistant layer (19) and a flexible layer (20); the inner wall of the fireproof layer (15) is provided with a Velcro thorn surface (17); and the inner walls of the shell a (61) and the shell b (62) are provided with a Velcro adhesive surface (63).

7. The connector with a protective sleeve according to claim 6, characterized in that: The bottom of the fireproof layer (15) is bonded to the top of the insulating layer (16), the bottom of the insulating layer (16) is bonded to the top of the reinforcing layer (18), the bottom of the reinforcing layer (18) is bonded to the top of the wear-resistant layer (19), and the bottom of the wear-resistant layer (19) is bonded to the top of the flexible layer (20).

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