CN212968258U - Cable interface insulation sealing connection structure - Google Patents
Cable interface insulation sealing connection structure Download PDFInfo
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- CN212968258U CN212968258U CN202021578930.2U CN202021578930U CN212968258U CN 212968258 U CN212968258 U CN 212968258U CN 202021578930 U CN202021578930 U CN 202021578930U CN 212968258 U CN212968258 U CN 212968258U
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Abstract
The utility model relates to a cable interface insulation sealing connection structure, which comprises a sealing buckle, a female head shell, an insulation blocking plate, a connecting buckle, a male head shell, a sealing glue and a sealing structure; the inner parts of the female head shell and the male head shell are communicated shell cavities, and the connecting ends of the female head shell and the male head shell are fixed through connecting buckles; the jack and the plug are inserted in a shell cavity formed after the female head shell and the male head shell are connected, and the insulating blocking plate is arranged at the butt joint position of the cables in the shell cavity to fix the cables; sealant is filled in a gap between the inner wall of the cavity of the shell and the cable; the female shell and the male shell are provided with a sealing structure at the other end opposite to the connecting end, and the sealing structure is fastened to the other end of the female shell or the male shell through a sealing buckle. The utility model discloses an effectual insulation and the water proof effect that has realized the cable joint of sealing connection form to effectual having prevented the immersion of water and oil stain, adopting connecting of jack and plug, insulating closure plate's fixed more firm.
Description
Technical Field
The utility model relates to a cable joint field especially relates to an insulating sealing connection structure of cable interface.
Background
Cable splices are a common type of electromechanical component used in everyday life and industry to connect electrical wires. Under some special conditions, certain requirements are imposed on the service life of the cable joint. In a deep water environment, the cable joint not only needs to play a connecting role, but also needs to have better water resistance, insulation and pressure resistance and meet certain tension capacity.
Patent "a cable joint insulating waterproof connecting method (CN 111106573A). According to the method, an insulating hot-melt silica gel heat-shrinkable tube sleeve is sleeved on the periphery of a cable connecting buckle, and the insulating sealing treatment of an interface is completed through hot air treatment. The cable treated by the method is not suitable for being overlong, and has poor use effect in a water environment with certain pressure.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In view of the above-mentioned shortcoming, the deficiency of prior art, the utility model provides an insulating sealing connection structure of cable interface, it has solved the sealing performance of current cable joint in having the water environment poor, not water pressure resistant, the junction is not drawn and insulating properties subalternation problem.
(II) technical scheme
In order to achieve the above object, the utility model discloses a main technical scheme include:
a cable interface insulation sealing connection structure comprises a sealing buckle, a female head shell, an insulation blocking plate, a connecting buckle, a male head shell, a sealing glue and a sealing structure;
the inner parts of the female head shell and the male head shell are communicated shell cavities, and the connecting ends of the female head shell and the male head shell are fixed through connecting buckles;
the end parts of the cables on the left side and the right side are respectively provided with a jack and a plug, and the jack and the plug are connected in an inserting manner in a shell cavity formed after the female head shell and the male head shell are connected;
the insulating blocking plate is arranged at the butt joint position of the cable in the cavity of the shell so as to fix the jack and the plug;
the sealant is filled in a gap between the inner wall of the cavity of the shell and the cable;
the female head shell and the other end portion, opposite to the connecting end, of the male head shell are provided with sealing structures, and the sealing structures are fastened to the other end portion of the female head shell or the other end portion of the male head shell through sealing buckles.
Optionally, the sealing structure comprises a partition and two sealing sleeves;
the partition plate and the sealing sleeves are of annular structures, the cross sections of the partition plate and the sealing sleeves are triangular, the two sealing sleeves are arranged side by side, and the partition plate is arranged outside the two sealing sleeves and jointly forms an annular structure with a trapezoidal cross section.
Optionally, the shell cavity is a symmetrical cavity, and a middle butt joint cavity, a middle circular truncated cone cavity and an end cavity are sequentially arranged from the middle to two sides of the shell cavity;
the cavity at the internal butt joint of the shell cavity is a middle butt joint cavity which is used for accommodating the insulating blocking plate; the middle butt joint cavity and the end part cavity are both cylindrical cavities, one side of the long side of the middle round platform cavity is communicated with the middle butt joint cavity, and one side of the short side of the middle round platform cavity is communicated with the end part cavity;
the other ends of the female head shell and the male head shell contract inwards to form a shell boss; an end circular truncated cone cavity is formed in the center of the end of the boss of the shell and communicated with the end cavity;
the center of the sealing buckle is provided with two communicated cylindrical cavities, namely a buckle first cavity and a buckle second cavity; the joint of the two cavities forms an annular table top, and the right angle of the annular table top is provided with the end circular truncated cone cavity.
Optionally, the joints between the cavities are all in arc transition.
Optionally, the connection surface of the female shell and the male shell is provided with a sealing ring.
Optionally, the end circular truncated cone cavity of the female head shell or the male head shell is opposite to the opening direction of the end circular truncated cone cavity of the sealing buckle, and the sealing structure is sleeved on the cable and located between the two end circular truncated cone cavities with opposite openings.
Optionally, the sealing buckle is sleeved on the cable, threads are arranged inside the second buckle cavity and outside the boss of the shell, and the sealing buckle is connected with the boss of the shell through the threads.
Optionally, the link of public first shell is equipped with the tight boss in top, the link of female first shell is equipped with the screw thread boss, the connector link is ring structure, and the cross section is the L type, the connector link cover is located on the tight boss in top of public first shell, the connector link inboard is equipped with the screw thread, with the screw thread accordant connection that the screw thread boss outside was equipped with.
Optionally, the insulating blocking plate is a solid cylinder, and a concentric annular gap structure is axially arranged on the insulating blocking plate; or a plurality of cylinder through holes are arranged in the axial direction of the solid cylinder for the cable to pass through.
Optionally, the cable on the left side is arranged inside the female shell, the cable on the right side is arranged inside the male shell, the jack and the plug are respectively arranged in a gap between the two insulating blocking plates, and the jack and the plug can be in butt joint.
(III) advantageous effects
The utility model has the advantages that: the utility model discloses an insulating sealing connection structure of cable interface can realize the high-speed joint of cable joint, connects small, light in weight, reliability height moreover, and in having the water environment, the joint portion can reach the use operating mode that former cable standard required completely, adopts connecting of jack and plug, and the fixed of insulating closure plate is more firm.
The utility model discloses a public first shell and female first shell connect and have sealing washer and threaded connector link between two shells, and public first shell and the inside sealed colloid that fills of female first shell have the twice seal cover respectively in the public first shell and the female first shell outside, and the sealed effect is realized with the locking of sealed buckle to the baffle.
Further, the utility model discloses the sealing of cable joint is realized to middle sealing washer, the inside sealing rubber of casing and the seal cover of both sides. The sealing connection mode effectively achieves the insulation and water-proof effects of the cable joint, and effectively prevents water and oil stains from being immersed.
Drawings
Fig. 1 is a sectional view of an insulation sealing connection structure of a cable interface according to the present invention;
[ description of reference ]
1: sealing the buckle;
2: a partition plate;
3: sealing sleeves;
4: a female head shell;
5: an insulating blocking plate;
6: a connecting buckle;
7: a male shell;
8: a cable;
9: a plug;
10: a seal ring;
11: a jack;
12: sealing glue;
13, sealing structure;
14: a boss of the shell;
15: a cavity of the end part round platform;
16: a housing cavity; 161: a first section of cavity; 162: a middle circular truncated cone cavity; 163: end part
A cavity;
17: the first cavity is buckled;
18: the second cavity is buckled;
19: tightly propping the boss;
20: and (4) a thread boss.
Detailed Description
In order to better understand the above technical solutions, exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
A cable interface insulation sealing connection structure comprises a sealing buckle 1, a female head shell 4, an insulation blocking plate 5, a connecting buckle 6, a male head shell 7, a sealant 12 and a sealing structure 13;
the inner parts of the female head shell 4 and the male head shell 7 are communicated shell cavities 16, and the connecting ends of the female head shell 4 and the male head shell 7 are fixed through connecting buckles 6; the inner side of the connecting buckle 6 is provided with a compression space so as not to influence the sealing effect.
The cable 8 docks in the casing cavity 16 that forms after female first shell 4 and public first shell 7 are connected, and left cable 8 sets up inside female first shell 4, and the cable 8 setting on right side is inside public first shell 7, and the cable 8 of the left and right sides sets up respectively in the space of the insulating closure plate 5 of two docks. Two insulating closure plates 5 set up the butt joint department of the cable 8 in casing cavity 16 to fix the cable 8 of the left and right sides, the cable 8 of the left and right sides can adopt grafting or articulated etc. can be linked together the mode, if adopt the grafting, can be equipped with jack 11 with the tip of left cable 8, the tip of the cable 8 on right side is equipped with plug 9, jack 11 and plug 9 set up in insulating closure plate 5, jack 11 and plug 9 realize the butt joint in insulating closure plate 5.
The utility model discloses well cable 8's quantity is four cores, nevertheless the utility model discloses cable 8 is not restricted to this, can be according to actual demand adjustment of cable 8's quantity.
The gap between the inner wall of the shell cavity 16 and the cable 8 is filled with the sealant 12 to fill the gap and generate a sealing effect;
the other end portions of the female and male housings 4 and 7 opposite to the connection end are each provided with a seal structure 13, and the seal structure 13 is fastened to the other end portion of the female or male housing 4 or 7 by a seal buckle 1. Further, the sealing buckle 1 is sleeved on the cable 8, threads are arranged inside the buckle second cavity 18 and outside the shell boss 14, and the sealing buckle 1 is connected with the shell boss 14 through the threads.
Further, the sealing structure 13 includes a partition plate 2 and two sealing sleeves 3; baffle 2 and seal cover 3 are the loop configuration, and the cross section is triangle-shaped, and two seal covers 3 set up side by side, and baffle 2 sets up in two seal covers 3 outsides, constitutes the cross section jointly and is trapezoidal loop configuration. When fastening sealing buckle 1, along with the increase of screwing up the degree, sealing buckle 1 just tightens more with the pressfitting of seal cover 3, and seal cover 3 tightens more with the pressfitting of baffle 2 to seal cover 3 is inseparabler with 8 pressfittings of cable more, and sealed effect is better, and waterproof and withstand voltage effect is better.
The interior of the shell cavity 16 is a symmetrical cavity, and a middle butt joint cavity 161, a middle circular truncated cone cavity 162 and an end part cavity 163 are sequentially arranged from the middle to two sides;
the cavity at the butt joint of the inner part of the shell cavity 16 is a middle butt joint cavity 161, and the middle butt joint cavity 161 is used for accommodating the insulating blocking plate 5; the middle butt joint cavity 161 and the end part cavity 163 are both cylindrical cavities, one side of the long side of the middle circular truncated cone cavity 162 is communicated with the middle butt joint cavity 161, and one side of the short side of the middle circular truncated cone cavity 162 is communicated with the end part cavity 163; the middle circular truncated cone cavity 162 and the end part cavity 163 are filled with the sealant 12, and the middle circular truncated cone cavity 162 is used for buffering a space reserved for bending and butt joint of the cable 8.
The other ends of the female shell 4 and the male shell 7 contract inwards to form a shell boss 14; an end circular truncated cone cavity 15 is formed in the center of the end of the shell boss 14, the opening of the end circular truncated cone cavity 15 faces outwards, and the end circular truncated cone cavity 15 is communicated with the end cavity 163;
the center of the sealing buckle 1 is provided with two sections of communicated cylindrical cavities, namely a buckle first cavity 17 and a buckle second cavity 18; the joint of the two cavities forms an annular table top, and a circular truncated cone cavity 15 at the end part is arranged at the right angle of the annular table top; the joints between the cavities are all in arc transition.
The connection end surfaces of the female shell 4 and the male shell 7 are provided with sealing rings 10 to effectively seal the connection part so as to prevent liquid from flowing out.
The end circular truncated cone cavity 15 of the female head shell 4 or the male head shell 7 is opposite to the opening direction of the end circular truncated cone cavity 15 of the sealing buckle 1, and the sealing structure 13 is sleeved on the cable 8 and is positioned between the two end circular truncated cone cavities 15 with opposite openings.
The link of public first shell 7 is equipped with the tight boss in top 19, and the link of female first shell 4 is equipped with screw thread boss 20, and connector link 6 is the loop configuration, and the cross section is the L type, and 6 covers of connector link are equipped with the screw thread on locating the tight boss in top 19 of public first shell 7, and 6 inboards of connector link are equipped with the screw thread, and the screw thread accordant connection that is equipped with in the outside with screw thread boss 20. Of course, the utility model is not limited to this, and the connecting buckle 6 can also adopt the connection mode that can fix such as clamp connection, flange formula connection to the connection mode of public first shell 7 and female first shell 4.
The insulating blocking plate 5 is a solid cylinder and is axially provided with a concentric annular gap structure; or a plurality of cylinder through holes are axially formed in the solid cylinder, the annular gap structure and the cylinder through holes are used for the cables 8 to pass through, and after the cables 8 pass through, the remaining gaps are filled with the cables 8 for sealing and fixing.
After the sealing buckle 1, the female head shell 4, the insulating blocking plate 5, the connecting buckle 6, the male head shell 7 and the sealing structure 13 are connected, all axes are on the same straight line, and therefore the sealing effect is guaranteed. A connecting method of a cable interface insulating and sealing connecting structure comprises the following steps;
s1: inserting the cable 8 on the left side into the sealing buckle 1 and the sealing structure 13 from the left side until the cable penetrates out of the right side of the female head shell 4, and meanwhile, reserving a certain length so as to be connected with the cable 8 on the right side;
s2: the sealing buckle 1 is fixed with the female head shell 4 from the left side to the right side, and along with the fact that the sealing buckle 1 is screwed rightwards, the sealing buckle 1, the female head shell 4 and the left cable 81 slowly extrude the sealing structure 13 in a three-dimensional space, so that gaps among the sealing structure 13, the female head shell 4 and the left cable 8 are gradually reduced and fastened;
s3: filling the shell cavity 16 in the female shell 4 with the sealant 12;
s4: inserting the cable 8 on the left side into the edge blocking plate 5 on the left side, inserting the insulating blocking plate 5 into the female head shell 4 from the right side to the left side, and ensuring the stability of the cable 8 on the left side by interference fit of the outer side of the insulating blocking plate 5 and the first section of cavity 161;
s5: inserting the right cable 8 to be connected into the other sealing buckle 1 and the sealing structure 13 from the right side until the right cable penetrates out of the left side of the male shell 7, and meanwhile, reserving a certain length so as to be connected with the left cable 8;
s6: the sealing buckle 1 is fixed with the male shell 7 from the right side to the left side, and along with the leftward screwing of the sealing buckle 1, the male shell 7 and the right cable 82 slowly extrude the sealing structure 13 in a three-dimensional space, so that gaps among the sealing structure 13, the male shell 7 and the right cable 8 are gradually reduced and fastened;
s7: filling the shell cavity 16 in the male shell 7 with the sealant 12;
s8: inserting the right cable 8 into the right edge blocking plate 5, inserting the insulating blocking plate 5 into the male shell 7 from the left side to the right side, and ensuring the stability of the right cable 8 due to the interference fit between the outer side of the insulating blocking plate 5 and the first section of cavity 161;
s9: the left cable 8 and the right cable 8 are connected in a butt joint mode;
s10: the male shell 7 and the female shell 4 are connected through the connecting buckle 6, and a closed cavity is formed inside the connecting surface of the male shell 7 and the female shell 4 along with the compression of the male shell 7 and the female shell 4.
To sum up, the utility model relates to an insulating sealing connection structure of cable interface can realize the high-speed joint of cable joint, connects small, light in weight, reliability height moreover, and in having the water environment, the joint portion can reach the use operating mode that former cable standard required completely, adopts connecting of jack 11 and plug 9, and insulating closure plate 5's is fixed more firm.
The utility model discloses a public first shell 7 and female first shell 4 connect and have sealing washer 10 and threaded connector link 6 between the two shells, and public first shell and 7 female first shell 4 are inside to fill into sealed glue 12, have twice seal cover 3 respectively in public first shell 7 and the female first shell 4 outside, and the sealed effect is realized to the locking of baffle 2 and sealed buckle 1.
Further, the utility model discloses sealed seal that sealed glue 12 and the seal cover 3 of both sides realized the cable joint in middle sealing washer 10, the casing inside. The sealing connection mode effectively achieves the insulation and water-proof effects of the cable joint, and effectively prevents water and oil stains from being immersed.
In the description of the present invention, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; either as communication within the two elements or as an interactive relationship of the two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless otherwise expressly stated or limited, a first feature may be "on" or "under" a second feature, and the first and second features may be in direct contact, or the first and second features may be in indirect contact via an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lower level than the second feature.
In the description herein, the description of the terms "one embodiment," "some embodiments," "an embodiment," "an example," "a specific example" or "some examples" or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
While embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that modifications, alterations, substitutions and variations may be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. The utility model provides an insulating sealing connection structure of cable interface which characterized in that: comprises a sealing buckle (1), a female head shell (4), an insulating blocking plate (5), a connecting buckle (6), a male head shell (7), a sealing glue (12) and a sealing structure (13);
the inner parts of the female head shell (4) and the male head shell (7) are communicated shell cavities (16), and the connecting ends of the female head shell (4) and the male head shell (7) are fixed through connecting buckles (6);
the end parts of the cables (8) on the left side and the right side are respectively provided with a jack (11) and a plug (9), and the jack (11) and the plug (9) are connected in an inserting manner in a shell cavity (16) formed after the female head shell (4) and the male head shell (7) are connected;
the insulating plug plate (5) is arranged at the butt joint of the cable (8) in the cavity (16) of the shell to fix the jack (11) and the plug (9);
the sealant (12) is filled in a gap between the inner wall of the shell cavity (16) and the cable (8);
the female head shell (4) and the other end portion, opposite to the connecting end, of the male head shell (7) are provided with a sealing structure (13), and the sealing structure (13) is fastened to the other end portion of the female head shell (4) or the other end portion of the male head shell (7) through a sealing buckle (1).
2. The cable interface insulating, sealing and connecting structure of claim 1, wherein: the sealing structure (13) comprises a partition plate (2) and two sealing sleeves (3);
the partition plate (2) and the sealing sleeves (3) are of annular structures, the cross sections of the partition plate and the sealing sleeves are triangular, the sealing sleeves (3) are arranged side by side, and the partition plate (2) is arranged outside the sealing sleeves (3) and jointly forms an annular structure with a trapezoidal cross section.
3. The cable interface insulating, sealing and connecting structure of claim 1, wherein:
the inner part of the shell cavity (16) is a symmetrical cavity, and a middle butt joint cavity (161), a middle round platform cavity (162) and an end part cavity (163) are sequentially arranged from the middle to two sides;
the cavity at the butt joint of the inner part of the shell cavity (16) is a middle butt joint cavity (161), and the middle butt joint cavity (161) is used for accommodating the insulating plug board (5); the middle butt joint cavity (161) and the end part cavity (163) are both cylindrical cavities, one side of the long side of the middle circular truncated cone cavity (162) is communicated with the middle butt joint cavity (161), and one side of the short side of the middle circular truncated cone cavity (162) is communicated with the end part cavity (163);
the other ends of the female head shell (4) and the male head shell (7) are contracted inwards to form a shell boss (14); an end circular truncated cone cavity (15) is formed in the center of the end of the shell boss (14), and the end circular truncated cone cavity (15) is communicated with the end cavity (163);
the center of the sealing buckle (1) is provided with two communicated cylindrical cavities, namely a buckle first cavity (17) and a buckle second cavity (18); the joint of the two cavities forms an annular table top, and the right angle of the annular table top is provided with the end circular truncated cone cavity (15).
4. A cable interface insulation sealing connection structure as claimed in claim 3, wherein: the joints between the cavities are all in arc transition.
5. The cable interface insulating, sealing and connecting structure of claim 1, wherein: and a sealing ring (10) is arranged on the connecting surface of the female head shell (4) and the male head shell (7).
6. A cable interface insulation sealing connection structure as claimed in claim 3, wherein: the end circular truncated cone cavity (15) of the female head shell (4) or the male head shell (7) is opposite to the opening direction of the end circular truncated cone cavity (15) of the sealing buckle (1), the sealing structure (13) is sleeved on the cable (8) and located between the two end circular truncated cone cavities (15) with opposite openings.
7. A cable interface insulation sealing connection structure as claimed in claim 3, wherein: the sealing buckle (1) is sleeved on the cable (8), threads are arranged inside the buckle second cavity (18) and outside the shell boss (14), and the sealing buckle (1) is connected with the shell boss (14) through the threads.
8. The cable interface insulating, sealing and connecting structure of claim 1, wherein: the link of public first shell (7) is equipped with the tight boss in top (19), the link of female first shell (4) is equipped with screw thread boss (20), connector link (6) are the loop configuration, and the cross section is the L type, connector link (6) cover is located on the tight boss in top (19) of public first shell (7), connector link (6) inboard is equipped with the screw thread, with the screw thread accordant connection that screw thread boss (20) outside was equipped with.
9. The cable interface insulating, sealing and connecting structure of claim 1, wherein: the insulating plug plate (5) is a solid cylinder, and a concentric annular gap structure is axially arranged on the insulating plug plate; or a plurality of cylinder through holes are arranged in the axial direction of the solid cylinder for the cable (8) to pass through.
10. The cable interface insulating, sealing and connecting structure of claim 1, wherein: the left cable (8) is arranged inside the female head shell (4), the right cable (8) is arranged inside the male head shell (7), the jack (11) and the plug (9) are respectively arranged in the gaps of the two insulating blocking plates (5), and the jack and the plug can be in butt joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021578930.2U CN212968258U (en) | 2020-08-03 | 2020-08-03 | Cable interface insulation sealing connection structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021578930.2U CN212968258U (en) | 2020-08-03 | 2020-08-03 | Cable interface insulation sealing connection structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114111952A (en) * | 2021-11-22 | 2022-03-01 | 金卡智能集团股份有限公司 | Gauge outfit connecting piece and flowmeter |
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2020
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114111952A (en) * | 2021-11-22 | 2022-03-01 | 金卡智能集团股份有限公司 | Gauge outfit connecting piece and flowmeter |
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