CN216672019U

CN216672019U - Waterproof cable with waterproof function at end

Info

Publication number: CN216672019U
Application number: CN202123325135.XU
Authority: CN
Inventors: 蒋铃; 杨俊�; 曹义娟
Original assignee: Wuxi Dongtian Cable Co ltd
Current assignee: Wuxi Dongtian Cable Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-06-03
Anticipated expiration: 2031-12-27

Abstract

The utility model provides a waterproof cable with a waterproof function at an end, which comprises a protective layer, a waterproof layer, an insulating layer, a shielding layer, a filling layer and a twisted conductor with an insulating arrangement, wherein a sealing device is arranged at the end of the cable, the sealing device is detachably connected with the protective layer, the conductor can pass through the sealing device, and the sealing device is used for sealing the end of the cable.

Description

Waterproof cable with waterproof function at end

Technical Field

The utility model relates to the field of waterproof cables, in particular to a waterproof cable with a waterproof function at an end.

Background

Cables are generally rope-like cables made up of several or groups of at least two conductors twisted together, each group being insulated from one another and often twisted around a center, the entire outer surface being covered with a highly insulating coating. The cable has the characteristics of internal electrification and external insulation.

The existing cable also has a good waterproof function, but when the cable leaks to cause short circuit, the cable is not always arranged at the complete cable, but is mostly arranged at two ports of the cable, and because the two ports are only sealed at the ends of the cable by the insulating tapes, the ends of the cable cannot be effectively sealed to cause water inflow inside the cable, the cable generates heat to cause water transpiration, the water can corrode the insulating layer of the conductor, and the conductor is exposed to direct contact with the insulating layer of the conductor to cause short circuit.

SUMMERY OF THE UTILITY MODEL

The utility model provides a waterproof cable with a waterproof function at an end, aiming at solving the problems that water enters the cable due to the fact that effective sealing cannot be achieved at the end, moisture is evaporated due to heating of the cable, moisture is decomposed on an insulating layer of a conductor, and exposed conductors of the conductor are directly contacted with each other to cause short circuit.

In order to solve the technical problems, the technical scheme of the utility model is as follows:

the utility model provides an end has waterproof function's waterproof cable, includes that the end department of cable is provided with sealing device, sealing device and protective layer can be dismantled with the protective layer and be connected from outer interior protective layer, waterproof layer, insulating layer, shielding layer, filling layer and the transposition forms and have the conductor of insulating setting, and sealing device is used for the end of cable to seal that the conductor can pass.

Among the above-mentioned scheme, in the current cable use, only seal the conductor of the end department of cable and handle, its end exposes outside, inside easy rainwater infiltration cable, therefore, sealing device is used for sealing the end that the cable exposes outside, also form sealing connection between sealing device and the conductor simultaneously, can solve end department like this and can not get effectual sealed inside intaking of cable that leads to, the cable generates heat and causes moisture transpiration, the insulating layer of moisture corruption conductor, lead to direct contact and the problem of taking place the short circuit between the exposed conductor of conductor.

According to the waterproof cable with the waterproof function at the end, the sealing device comprises the fixing assembly and the sealing plate, the sealing plate is fixed on the cable end through the fixing assembly, the sealing plate is provided with the openings, the number of the openings is the same as the number of the conductors, and the diameter of each opening is smaller than that of each conductor.

Among the above-mentioned scheme, fixed subassembly is used for fixing the closing plate on the end of cable, solves the sealed problem of closing plate and end like this, and the conductor passes closing plate and conductor and closing plate interference fit in order to form the sealing connection of closing plate to the conductor to the sealed problem of closing plate and conductor has been solved.

In the waterproof cable with the waterproof function at the end, the sealing plates are made of elastic materials and are used in pairs.

In the above scheme, the closing plate that elastic material made can form more effective parcel to the conductor, and the setting up of double seal board makes the sealing connection of closing plate and conductor inseparabler, can effectively reduce the rainwater from both junctions infiltration.

In the waterproof cable with the waterproof function at the end, the drying agent plate is arranged between the sealing plates.

In the above scheme, the desiccant plate is used for absorbing water molecules permeating from between the conductor and the sealing plate, so that the water molecules cannot permeate into the cable.

According to the waterproof cable with the waterproof function at the end, the fixing assembly comprises the fixing ring and the fixing cover, the fixing ring is used for being in interference fit with the cable, the fixing cover is detachably connected with the fixing ring, and the sealing plate is located between the fixing ring and the fixing cover.

In the above scheme, the body interference fit of solid fixed ring and cable is in order to avoid the rainwater to permeate from the junction of solid fixed ring and cable, and the closing plate is installed in the solid fixed ring, fixes the cover at last and gu fixed ring fixed connection seals the closing plate in order to accomplish sealing device to the sealed processing of cable end department.

According to the waterproof cable with the waterproof function at the end, the elastic ring is arranged at one end of the fixing ring, and the inner diameter of the elastic ring is smaller than the outer diameter area of the cable.

In the above scheme, the elastic ring is used for further isolating rainwater from the joint of the fixing ring and the cable.

According to the waterproof cable with the waterproof function at the end, the step is arranged in the fixing ring and used for supporting the edge of the cable end and the sealing plate.

Among the above-mentioned scheme, because its surface is not necessarily smooth when the cutting of cable end, can influence the installation of closing plate, consequently, the setting of step is used for avoiding the closing plate to produce because the phenomenon that the leakproofness of end surface unevenness leads to the closing plate when the installation reduces.

According to the waterproof cable with the waterproof function at the end, the pressing plate is arranged on the inner wall of the fixing cover and matched with the fixing ring to fix the edge of the sealing plate.

In the above-mentioned scheme, the clamp plate cooperation is fixed ring in order to seal the closing plate edge, avoids the rainwater to enter into the end inside of cable from the closing plate edge like this.

Compared with the prior art, the technical scheme of the utility model has the beneficial effects that:

the utility model provides a waterproof cable with a waterproof function at an end, wherein a sealing device is used for sealing the exposed end of the cable, and the sealing device is also in sealing connection with a conductor, so that the problems that water enters the cable due to the fact that effective sealing cannot be achieved at the end, the cable generates heat to cause moisture transpiration, the moisture is decomposed on an insulating layer of the conductor, and the exposed conductor of the conductor is in direct contact with the conductor to cause short circuit are solved; the sealing plate made of the elastic material can effectively wrap the conductor, the sealing connection between the sealing plate and the conductor is tighter due to the arrangement of the double sealing plates, and rainwater can be effectively reduced from the connection part of the sealing plate and the conductor; the step is arranged to avoid the phenomenon that the sealing performance of the sealing plate is reduced due to the fact that the end surface is uneven when the sealing plate is installed.

Drawings

FIG. 1 is an exploded view of the present invention;

wherein: 1. a protective layer; 2. a waterproof layer; 3. an insulating layer; 4. a shielding layer; 5. a filling layer; 6. a conductor; 7. a sealing device; 71. a fixing assembly; 711. a fixing ring; 712. a fixed cover; 72. a sealing plate; 8. a desiccant plate; 9. an elastic ring; 10. a step; 11. and (7) pressing a plate.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent;

for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product;

it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The technical solution of the present invention is further described below with reference to the accompanying drawings and examples.

As shown in fig. 1, a waterproof cable with a waterproof function at an end comprises a protective layer 1, a waterproof layer 2, an insulating layer 3, a shielding layer 4, a filling layer 5 and a twisted conductor 6 with an insulating arrangement, wherein the protective layer 1, the waterproof layer 2, the insulating layer 3, the shielding layer 4, the filling layer 5 and the twisted conductor 6 are arranged from outside to inside, a sealing device 7 is arranged at the end of the cable, the sealing device 7 is detachably connected with the protective layer 1, the conductor 6 can pass through the sealing device 7, and the sealing device 7 is used for sealing the end of the cable.

In the current cable use, only seal the conductor 6 to the end department of cable, its end exposes outside, inside easy rainwater infiltration cable, consequently, sealing device 7 is used for sealing the end that the cable exposes outside, also form sealing connection between sealing device 7 and the conductor 6 simultaneously, can solve end department like this and can not get effectual sealed inside intaking that leads to the cable, the cable generates heat and causes moisture transpiration, moisture corruption conductor 6's insulating layer 3, lead to the problem that direct contact and take place the short circuit between the conductor 6 exposes conductor 6.

The sealing device 7 comprises a fixing assembly 71 and a sealing plate 72, wherein the fixing assembly 71 fixes the sealing plate 72 on the cable end, the sealing plate 72 is provided with openings with the number equal to that of the conductors 6, and the diameter of the openings is smaller than that of the conductors 6.

The fixing assembly 71 is used for fixing the sealing plate 72 on the end of the cable, so that the sealing problem of the sealing plate 72 and the end is solved, the conductor 6 penetrates through the sealing plate 72, and the conductor 6 is in interference fit with the sealing plate 72 to form the sealing connection of the sealing plate 72 to the conductor 6, so that the sealing problem of the sealing plate 72 and the conductor 6 is solved.

The sealing plates 72 are made of an elastic material, and the sealing plates 72 are used in pairs.

The sealing plate 72 made of elastic material can form more effective wrapping on the conductor 6, the sealing connection between the sealing plate 72 and the conductor 6 is more tight due to the arrangement of the double sealing plate 72, and the infiltration of rainwater from the joint of the sealing plate 72 and the conductor 6 can be effectively reduced.

A desiccant plate 8 is provided between the sealing plates 72.

The desiccant plate 8 serves to absorb water molecules that have penetrated between the conductor 6 and the sealing plate 72, so that water molecules cannot penetrate into the cable interior.

The fixing assembly 71 includes a fixing ring 711 and a fixing cover 712, the fixing ring 711 is used for interference fit with the cable, the fixing cover 712 is detachably connected with the fixing ring 711, and the sealing plate 72 is located between the fixing ring 711 and the fixing cover 712.

The fixing ring 711 is in interference fit with the cable body to prevent rainwater from penetrating from the joint of the fixing ring 711 and the cable, the sealing plate 72 is installed in the fixing ring 711, and finally the fixing cover 712 is fixedly connected with the fixing ring 711 to seal the sealing plate 72, so that the sealing treatment of the sealing device 7 on the cable end is completed.

One end of the fixing ring 711 is provided with an elastic ring 9, and the inner diameter of the elastic ring 9 is smaller than the outer diameter area of the cable.

The elastic ring 9 is provided to further isolate the penetration of rain water from the connection of the fixing ring 711 to the cable.

A step 10 is provided in the fixing ring 711, and the step 10 is used for supporting the edge of the cable end and the sealing plate 72.

Since the surface of the cable end is not necessarily flat when the cable end is cut, which may affect the installation of the sealing plate 72, the step 10 is provided to prevent the sealing plate 72 from being degraded in sealing performance due to the uneven surface of the end when the sealing plate 72 is installed.

A pressing plate 11 is provided at an inner wall of the fixing cover 712, and the pressing plate 11 is fitted with a fixing ring 711 to fix an edge of the sealing plate 72.

The pressure plate 11 cooperates with the fixing ring 711 to seal the edge of the sealing plate 72, thus preventing rain water from entering the interior of the end of the cable from the edge of the sealing plate 72.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides an end has waterproof function's waterproof cable, includes that protective layer (1), waterproof layer (2), insulating layer (3), shielding layer (4), filling layer (5) and transposition from outer interior form and have conductor (6) of insulating setting, its characterized in that, the end department of cable is provided with sealing device (7), sealing device (7) can be dismantled with protective layer (1) and be connected, and sealing device (7) can be passed in conductor (6), and sealing device (7) are used for the end of cable to seal.

2. A water-tight cable with a water-tight termination according to claim 1, wherein said sealing means (7) comprises a fixing member (71) and a sealing plate (72), the fixing member (71) fixing the sealing plate (72) to the cable termination, the sealing plate (72) having a number of openings equal to the number of conductors (6), the diameter of the openings being smaller than the diameter of the conductors (6).

3. The waterproof cable with waterproof end cap according to claim 2, wherein said sealing plates (72) are made of an elastic material, and the sealing plates (72) are used in pairs.

4. A waterproof cable with a waterproof end according to claim 3, wherein a desiccant plate (8) is provided between the sealing plates (72).

5. The waterproof cable with the waterproof function at the end according to claim 2, wherein the fixing member (71) comprises a fixing ring (711) and a fixing cover (712), the fixing ring (711) is used for being in interference fit with the cable, the fixing cover (712) is detachably connected with the fixing ring (711), and the sealing plate (72) is located between the fixing ring (711) and the fixing cover (712).

6. The waterproof cable with the waterproof function at the end according to claim 5, wherein the fixing ring (711) is provided with an elastic ring (9) at one end, and the inner diameter of the elastic ring (9) is smaller than the area of the outer diameter of the cable.

7. A waterproof cable with a waterproof function at the end according to claim 6, wherein a step (10) is provided in the fixing ring (711), and the step (10) is used for supporting the edge of the cable end and the sealing plate (72).

8. The waterproof cable with the waterproof end socket as claimed in claim 5, wherein a pressure plate (11) is disposed on an inner wall of the fixing cover (712), and the pressure plate (11) is engaged with the fixing ring (711) to fix an edge of the sealing plate (72).