CN116230309A

CN116230309A - Power communication cable

Info

Publication number: CN116230309A
Application number: CN202310509292.0A
Authority: CN
Inventors: 王艾华; 唐世贤
Original assignee: Shaanxi Shenghe Huida Network Technology Co ltd
Current assignee: Jiangsu Xinfeng Cable Co ltd
Priority date: 2023-05-08
Filing date: 2023-05-08
Publication date: 2023-06-06
Anticipated expiration: 2043-05-08
Also published as: CN116230309B

Abstract

The invention discloses a power communication cable, in particular to the field of communication cables, which comprises a main body mechanism, wherein the main body mechanism comprises a plurality of cable cores, the outer walls of the cable cores are respectively coated with an insulating shell, the outer walls of the main body mechanism are respectively coated with a first protection mechanism and a second protection mechanism, an auxiliary mechanism is arranged in the first protection mechanism, the first protection mechanism comprises a first inner support sheath sleeved on the outer wall of the insulating shell, one side of the first inner support sheath is rotatably provided with an outer support sheath, and a plurality of first through holes which are arranged in a penetrating state are formed in the first inner support sheath. According to the invention, the color of the outer wall of the ceramic particle in the inner cavity of the transparent protective frame can be changed after the heat generated during heating is generated in the cable core and the insulating shell and enters the inner cavity of the transparent protective frame through the first through hole and the second through hole, so that a worker can intuitively and timely judge that the heating problem exists at a position of the cable core and the insulating shell.

Description

Power communication cable

Technical Field

The invention relates to the technical field of communication cables, in particular to an electric power communication cable.

Background

The communication cable is composed of a cable core formed by a plurality of mutually insulated wires or conductors, and is externally provided with a communication line with a sealed sheath. Some are also provided with an outer sheath. There are several laying modes such as overhead, direct-buried, pipeline and water bottom. The cable is divided into symmetrical, coaxial and comprehensive cables according to the structure; the cable is divided into field operations and permanent cables according to functions. The communication cable has wider transmission frequency band, larger communication capacity and small external interference, but is not easy to overhaul. The power cable is used for transmitting and distributing electric energy, is commonly used for urban underground power grids, power station leading-out lines, power supply in industrial and mining enterprises and power transmission lines under sea water passing through the river, and the proportion of the cable in the power lines is gradually increasing. Power cables are cable products used in the main line of power systems to transmit and distribute high power electrical energy, including various voltage classes of 1-500KV and above, and various insulated power cables.

At present, when the power communication cable is used for a basement, the problem that the cable is damaged due to the fact that the basement is wet and severe in environment, and then the cable skin is bitten by insects and mice is solved, and when the cable is abnormally heated, workers cannot observe dangerous signals in time, and unnecessary harm is easily caused, so that the power communication cable is provided for solving the problem.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, an embodiment of the present invention provides an electric power communication cable, in which the color of the outer wall of the ceramic particle in the inner cavity of the transparent protective frame can be changed after the heat generated when the cable core and the insulating housing generate heat enters the inner cavity of the transparent protective frame through the first through hole and the second through hole, so as to solve the problems in the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the power communication cable comprises a main body mechanism, wherein the main body mechanism comprises a plurality of cable cores, and the outer walls of the cable cores are all coated with insulating shells;

the outer wall of the main body mechanism is respectively coated with a first protection mechanism and a second protection mechanism, and an auxiliary mechanism is arranged in the first protection mechanism;

the first protection mechanism comprises a first inner supporting sheath sleeved on the outer wall of the insulating shell, an outer supporting sheath is rotatably arranged on one side of the first inner supporting sheath, a plurality of first through holes which are arranged in a penetrating state are formed in the first inner supporting sheath, a cavity is formed between the first inner supporting sheath and the outer supporting sheath, the auxiliary mechanism comprises a transparent protection frame arranged between the first inner supporting sheath and the outer supporting sheath, a plurality of ceramic particles are filled in the transparent protection frame, heat-sensitive paint is coated on the outer wall of the ceramic particles, and a plurality of second through holes are formed in the bottom of the transparent protection frame.

In a preferred embodiment, the vertical section shape of the first inner supporting sheath is in a concave shape, the first inner supporting sheath is attached to the outer wall of the insulating shell, and the transparent protective frame is fixedly installed on the inner wall of the outer supporting sheath.

In a preferred embodiment, the plurality of second through holes are arranged on the outer wall of the first inner support sheath in annular and sequentially equidistant states, and the plurality of second through holes and the first through holes are arranged in mutually communicated states.

In a preferred embodiment, a linking type sleeve is fixedly installed between the outer support sheath and the transparent type protection frame, the linking type sleeve penetrates through the outer support sheath and the transparent type protection frame in sequence and is arranged in a mutually communicated state with the inner cavity of the transparent type protection frame, a first air hole which is arranged in a penetrating mode is formed in the outer support sheath, and the first air hole is arranged in the linking type sleeve.

In a preferred embodiment, the threaded rod is rotatably mounted in the engagement sleeve, the threaded sleeve is meshed with the outer wall of the threaded rod, a plurality of supporting frames are hinged to the outer wall of the threaded sleeve, a plurality of sealing supporting plates are hinged to the inner wall of the engagement sleeve, a plurality of second telescopic springs are fixedly connected to the bottoms of the supporting frames, and the second telescopic springs are fixedly mounted on the tops of the sealing supporting plates.

In a preferred embodiment, a second air hole communicated with the first air hole is formed in one side, extending out of the outer wall of the outer support sheath, of the connecting sleeve, a cover plate is meshed with the outer wall of the threaded rod, and the cover plate covers the outer wall of the connecting sleeve in a normal state.

In a preferred embodiment, the supporting frames and the sealing supporting plates are arranged in a one-to-one correspondence mode, the sealing supporting plates are arranged in an annular mode at equal intervals around the inner wall of the connection type sleeve, the sealing supporting plates are arranged in a horizontal mode in a normal state, and the sealing supporting plates are covered at the bottom of the connection type sleeve in a flat disc mode in a surrounding mode in a normal state.

In a preferred embodiment, the bottom fixedly connected with first puddler of threaded rod, the bottom fixedly connected with stirring piece of first puddler, the outer wall of first puddler is annular equidistant state fixedly connected with a plurality of second puddlers in proper order, first puddler, stirring piece and second puddler all set up the inside at transparent type protective frame.

In a preferred embodiment, the second protection mechanism comprises a second inner support sheath fixedly installed on one side of the first inner support sheath, the second inner support sheath is arranged on the outer wall of the insulating shell, and a gap exists between the insulating shell and the second inner support sheath.

In a preferred embodiment, the top of the second inner support sheath is provided with a hump-shaped protecting sleeve which is arranged in a vertical sliding state, the outer wall of the second inner support sheath is fixedly provided with a sounding balloon, the bottom of the hump-shaped protecting sleeve is fixedly provided with a bearing type supporting rod, the top of the second inner support sheath is fixedly provided with a bearing type sleeve, the bearing type supporting rod is inserted into an inner cavity of the bearing type sleeve, and a first telescopic spring is fixedly arranged between the hump-shaped protecting sleeve and the bearing type sleeve.

The invention has the technical effects and advantages that:

1. according to the invention, the plurality of first protection mechanisms are fixedly arranged on the outer wall of the insulating shell in a linear and sequentially equidistant state, when the cable core and the inside of the insulating shell generate heat, the color of the outer wall of the ceramic particle in the inner cavity of the transparent protection frame can be changed after the heat generated by the temperature rise of the cable core and the inside of the insulating shell enters the inner cavity of the transparent protection frame through the first through hole and the second through hole, so that a worker can intuitively and timely judge that the heating problem exists at a certain position of the cable core and the inside of the insulating shell, and further overhaul is timely carried out;

2. according to the invention, the rotatable outer support sheath is arranged, and the outer support sheath can synchronously drive the auxiliary mechanism to integrally rotate, so that the position of the transparent protective frame at the heating position can be changed by rotating the outer support sheath, and meanwhile, the transparent protective frame at the other position is moved to the position, and the judgment accuracy can be improved by observing whether the ceramic particles in the transparent protective frame are discolored or not again;

3. according to the invention, the stirring block and the plurality of second stirring rods are rotated by rotating the threaded rods, so that ceramic particles in the transparent protective frame are subjected to rotary movement to dissipate heat, and the temperature of the ceramic particles in the transparent protective frame is further accelerated to be reduced, so that the transparent protective frame is convenient to use again later, and meanwhile, the problem that the temperature of the ceramic particles in the transparent protective frame is always unchanged to influence the temperature of other positions of the cable core and the insulating shell to be high after the position of the transparent protective frame is changed is avoided;

4. according to the invention, the plurality of hump-shaped protective sleeves capable of moving up and down are arranged on the outer wall of the insulating shell, so that a worm is more difficult to climb up, meanwhile, the sounding balloon is arranged between the second inner support sleeve and the hump-shaped protective sleeves, so that when the worm moves on the outer wall of the insulating shell, the weight of the worm can press the first telescopic spring to shrink, the supporting type supporting rod downwards extends into the inner cavity of the supporting type sleeve, and the hump-shaped protective sleeves press the sounding balloon to shrink, so that the sounding balloon makes sounds, and further the function of expelling the worm is achieved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention.

Figure 2 is a partial structural cross-sectional view of the first guard mechanism and auxiliary mechanism of the present invention.

Fig. 3 is an enlarged view of the structure of the portion a of fig. 2 according to the present invention.

Fig. 4 is a partial structural cross-sectional view of the second guard mechanism of the present invention.

Fig. 5 is an enlarged view of the B part structure of fig. 4 according to the present invention.

Fig. 6 is a partial structural cross-sectional view of the present invention.

Fig. 7 is an enlarged view of the C-section structure of fig. 6 according to the present invention.

Fig. 8 is an enlarged view of the D-section structure of fig. 6 according to the present invention.

Fig. 9 is an enlarged view of the E-section structure of fig. 6 according to the present invention.

Fig. 10 is an enlarged view of the F-section structure of fig. 6 according to the present invention.

The reference numerals are: the cable comprises a main body mechanism, a 101 cable core, a 102 insulating shell, a 2 first protection mechanism, a 21 first inner support sheath, a 22 outer support sheath, a 23 first through hole, a 3 second protection mechanism, a 31 second inner support sheath, a 32 hump-shaped protection sleeve, a 33 sounding balloon, a 34 bearing sleeve, a 35 bearing support rod, a 36 first telescopic spring, a 4 auxiliary mechanism, a 41 transparent protection frame, a 42 second through hole, a 43 connection type sleeve, a 44 threaded rod, a 45 threaded sleeve, a 46 support frame, a 47 sealing support plate, a 48 second telescopic spring, a 49 first air hole, a 410 second air hole, a 411 cover plate, a 412 first stirring rod, a 413 stirring block and a 414 second stirring rod.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1 to 10 of the drawings, an electric power communication cable according to an embodiment of the present invention, as shown in fig. 1, includes a main body mechanism 1, and referring to fig. 2, the main body mechanism 1 includes a plurality of cable cores 101, and outer walls of the plurality of cable cores 101 are covered with an insulating housing 102;

referring to fig. 1, the outer wall of the main body mechanism 1 is respectively covered with a first protection mechanism 2 and a second protection mechanism 3, and the first protection mechanism 2 and the second protection mechanism 3 are arranged and used for limiting and protecting the outer wall of the cable core 101 again, wherein an auxiliary mechanism 4 is arranged in the first protection mechanism 2, and the auxiliary mechanism 4 is arranged and used for being matched with the first protection mechanism 2, so that a worker can quickly observe the specific heating condition of the outer wall of the main body mechanism 1, and the danger is reduced;

referring to fig. 7, the first protection mechanism 2 includes a first inner supporting sheath 21 sleeved on an outer wall of the insulating housing 102, an outer supporting sheath 22 is rotatably installed at one side of the first inner supporting sheath 21, a plurality of first through holes 23 which are arranged in a penetrating state are formed in the first inner supporting sheath 21, a cavity is formed between the first inner supporting sheath 21 and the outer supporting sheath 22, the auxiliary mechanism 4 includes a transparent protection frame 41 which is arranged between the first inner supporting sheath 21 and the outer supporting sheath 22, a plurality of ceramic particles are filled in the transparent protection frame 41, the outer walls of the ceramic particles are coated with heat sensitive paint, a plurality of second through holes 42 are formed in the bottom of the transparent protection frame 41, and the purpose of the arrangement is that when the cable core 101 and the insulating housing 102 generate heat change, generated heat can enter the transparent protection frame 41 through the first through holes 23 and the second through holes 42, and the ceramic particles in the transparent protection frame 41 are heated by heat, so that the heat sensitive paint coated on the outer wall of the transparent protection frame 41 changes color, and then the heat sensitive paint coated on the inner wall of the transparent protection frame 41 can be visually known.

Further, the vertical section shape of the first inner supporting sheath 21 is set in a concave shape, and the first inner supporting sheath 21 is attached to the outer wall of the insulating housing 102, meanwhile, the transparent protective frame 41 is fixedly installed on the inner wall of the outer supporting sheath 22, so that when a worm bites the outer supporting sheath 22, the transparent protective frame 41 is set, multiple protections exist between the outer supporting sheath 22 and the insulating housing 102, further, after the worm bites the outer supporting sheath 22, the worm bites the outer supporting sheath 22 is directly contacted with the outer wall of the insulating housing 102, further, the insulating housing 102 is damaged, the use of the cable core 101 is affected, further, referring to fig. 3, a plurality of second through holes 42 are sequentially arranged on the outer wall of the first inner supporting sheath 21 in an annular equidistant state, and a plurality of second through holes 42 and the first through holes 23 are mutually communicated, the purpose of this arrangement is that when the cable core 101 and the insulating housing 102 generate heat, the generated heat can enter between the first inner supporting sheath 21 and the outer supporting sheath 22 through the first through hole 23, and when in actual use, the transparent protective frame 41 can be synchronously driven to move wholly inside the first inner supporting sheath 21 by rotating the outer supporting sheath 22, so that the second through hole 42 arranged inside the transparent protective frame 41 can continuously change positions to be communicated with the first through holes 23 arranged inside the first inner supporting sheath 21 at different positions, and then heat generation is generated at a certain position of the cable core 101 and the insulating housing 102, after the outer wall of the ceramic particle inside the transparent protective frame 41 at the corresponding position changes color, the corresponding transparent protective frame 41 moves by rotating the outer supporting sheath 22 to change the position, when the whole transparent protective frame 41 corresponding to the next is moved to the heating position again, whether the abnormal heating condition exists at the position of the cable core 101 and the insulating shell 102 can be judged by observing whether the ceramic particles in the transparent protective frame 41 change color or not, so that the abnormal problem can be processed, and the danger is reduced.

As a further extension of this scheme, referring to fig. 8, a linking type sleeve 43 is fixedly installed between the outer support sheath 22 and the transparent type protective frame 41, the linking type sleeve 43 sequentially penetrates through the outer support sheath 22 and the transparent type protective frame 41 and is set in a state of being mutually communicated with the inner cavity of the transparent type protective frame 41, and referring to fig. 9, a first air hole 49 which is set in a penetrating state is formed in the inner part of the outer support sheath 22, the first air hole 49 is set in the inner part of the linking type sleeve 43, and the purpose of this setting is that the air in the inner cavity of the transparent type protective frame 41 is divided into two parts by the setting of the linking type sleeve 43 and the outer support sheath 22, and then the air in the inner cavity of the transparent type protective frame 41 can circulate from the inner part of the transparent type protective frame 41 to the inside of the linking type sleeve 43 set outside the outer support sheath 22 by the first air hole 49.

Further, a threaded rod 44 is rotatably installed in the connecting sleeve 43, a threaded sleeve 45 is meshed with the outer wall of the threaded rod 44, a plurality of supporting frames 46 are hinged to the outer wall of the threaded sleeve 45, a plurality of sealing supporting plates 47 are hinged to the inner wall of the connecting sleeve 43, a second telescopic spring 48 is fixedly connected to the bottoms of the supporting frames 46, the second telescopic spring 48 is fixedly installed at the top of the sealing supporting plates 47, in actual use, the threaded sleeve 45 can move up and down on the outer wall of the threaded sleeve by rotating the threaded rod 44, in normal state, the threaded sleeve 45 is close to the top of the sealing supporting plates 47, when the threaded rod 44 is rotated to gradually move up the threaded sleeve 45, the supporting frames 46 can move up synchronously, and after the second telescopic spring 48 extends to a saturated state, one side, connected with the sealing supporting plates 47 and the second telescopic spring 48, is pulled up synchronously, the sealing supporting plates 47 are further deflected around the hinging point with the inner wall of the joint type sleeve 43, the sealing supporting plates 47 are further deflected gradually, gaps are formed between every two sealing supporting plates 47, then the air in the inner cavity of the transparent type protective frame 41 enters the inner cavity of the joint type sleeve 43 through the gaps and flows out of the outer supporting sheath 22 through the first air holes 49, so that the effect of radiating and discharging the hot air in the inner cavity of the transparent type protective frame 41 is achieved, meanwhile, as shown in fig. 9, a second air hole 410 communicated with the first air holes 49 is formed in one side, extending out of the outer wall of the outer supporting sheath 22, of the joint type sleeve 43, a cover plate 411 is meshed with the outer wall of the joint type sleeve 43 in a normal state, and the purpose of the arrangement is that when the heating problem exists in the main body mechanism 1, the cover plate 411 gradually moves away from the connecting sleeve 43 by rotating the threaded rod 44 in time, so that the second air hole 410 is communicated with the outside, and hot air entering the transparent protective frame 41 can be discharged outwards through the first air hole 49 and the second air hole 410, so that the discharge and circulation of heat in the inner cavity of the transparent protective frame 41 are accelerated.

Further, the plurality of supporting frames 46 and the sealing supporting plates 47 are arranged in a one-to-one correspondence state, the plurality of sealing supporting plates 47 are arranged in a ring-shaped and sequentially equidistant state around the inner wall of the connecting type sleeve 43, the plurality of sealing supporting plates 47 are arranged in a horizontal state in a normal state, and the plurality of sealing supporting plates 47 are covered on the bottom of the connecting type sleeve 43 in a flat disc state in a normal state, so that the purpose of the arrangement is that the bottom of the connecting type sleeve 43 is in a closed state in a normal state, when the cable core 101 and the insulating shell 102 generate heat so that heat enters the inner cavity of the corresponding transparent type protective frame 41, gas cannot flow too quickly, ceramic particles in the inner cavity of the transparent type protective frame 41 at the position can be discolored in a sufficient heating time, further, workers judge that the heating problem exists at the position intuitively, the bottom of the threaded rod 44 is fixedly connected with a first stirring rod 412, the bottom of the first stirring rod 412 is fixedly connected with a stirring block 413, the outer wall of the first stirring rod 412 is fixedly connected with a plurality of second stirring rods 414 in an annular and sequentially equidistant state, the first stirring rod 412, the stirring block 413 and the second stirring rods 414 are all arranged in the transparent protective frame 41, the purpose of the arrangement is that after the workers find that ceramic particles in the transparent protective frame 41 change color, the stirring block 413 and the plurality of second stirring rods 414 can rotate through rotating the threaded rod 44, the ceramic particles in the transparent protective frame 41 are subjected to rotary movable heat dissipation, the temperature of the ceramic particles in the transparent protective frame 41 is further accelerated to be reduced, so that the transparent protective frame 41 is convenient to reuse, and the situation that after the position of the transparent protective frame 41 is changed is avoided, the temperature of the ceramic particles in the cable core 101 and the insulating housing 102 is always constant, and the temperature of other positions is increased.

Further, referring to fig. 10, the second protection mechanism 3 includes a second inner support sheath 31 fixedly installed at one side of the first inner support sheath 21, the second inner support sheath 31 is provided at the outer wall of the insulating housing 102, and as shown in conjunction with fig. 5, a gap exists between the insulating housing 102 and the second inner support sheath 31, the purpose of this arrangement is to avoid direct damage to the insulating housing 102 when biting by a worm, meanwhile, referring to fig. 10, a hump-shaped protecting sleeve 32 arranged in a vertically sliding state is arranged at the top of the second inner supporting sheath 31, a sounding balloon 33 is fixedly arranged on the outer wall of the second inner supporting sheath 31, a bearing type supporting rod 35 is fixedly arranged at the bottom of the hump-shaped protecting sleeve 32, a bearing type sleeve 34 is fixedly arranged at the top of the second inner supporting sheath 31, the bearing type supporting rod 35 is inserted into the inner cavity of the bearing type sleeve 34, and a first expansion spring 36 is fixedly arranged between the hump-shaped protective sleeve 32 and the supporting sleeve 34, in a normal state, the inner cavity of the sounding balloon 33 is in an inflated state, when the sounding balloon 33 is pressed, the sounding balloon 33 sounds, the first expansion spring 36 is in an expanded state to lift the supporting type supporting rod 35 on the top of the supporting type sleeve 34, so that the hump-shaped protecting sleeve 32 is lifted and supported on the outer wall of the second inner supporting protecting sleeve 31, when a worm passes through the hump-shaped protective sleeve 32, the worm is difficult to climb due to the arrangement of the appearance of the hump-shaped protective sleeve 32, and when the worm moves on the outer wall thereof, the first expansion spring 36 is compressed by the weight of the worm, and the supporting type supporting rod 35 is extended downwards into the inner cavity of the supporting type sleeve 34, and the hump-shaped protective sleeve 32 presses the sounding balloon 33 to shrink, so that the sounding balloon sounds, and the function of expelling the insects and mice is achieved.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.

Claims

1. An electric power communication cable comprises a main body mechanism (1), wherein the main body mechanism (1) comprises a plurality of cable cores (101), and the outer walls of the cable cores (101) are all coated with an insulating shell (102);

the method is characterized in that: the outer wall of the main body mechanism (1) is respectively coated with a first protection mechanism (2) and a second protection mechanism (3), and an auxiliary mechanism (4) is arranged in the first protection mechanism (2);

the first protection mechanism (2) comprises a first inner supporting sheath (21) sleeved on the outer wall of an insulating shell (102), an outer supporting sheath (22) is rotatably arranged on one side of the first inner supporting sheath (21), a plurality of first through holes (23) which are arranged in a penetrating state are formed in the first inner supporting sheath (21), a cavity is formed between the first inner supporting sheath (21) and the outer supporting sheath (22), the auxiliary mechanism (4) comprises a transparent protection frame (41) arranged between the first inner supporting sheath (21) and the outer supporting sheath (22), a plurality of ceramic particles are filled in the transparent protection frame (41), heat-sensitive paint is coated on the outer wall of each ceramic particle, and a plurality of second through holes (42) are formed in the bottom of the transparent protection frame (41).

2. A power communication cable according to claim 1, wherein: the vertical section shape of the first inner supporting sheath (21) is in a concave shape, the first inner supporting sheath (21) is attached to the outer wall of the insulating shell (102), and the transparent protective frame (41) is fixedly arranged on the inner wall of the outer supporting sheath (22).

3. A power communication cable according to claim 2, wherein: the second through holes (42) are arranged on the outer wall of the first inner supporting sheath (21) in annular sequentially equidistant states, and the second through holes (42) and the first through holes (23) are mutually communicated.

4. A power communication cable according to claim 3, wherein: the utility model discloses a protection device for the automobile, including outer support sheath (22) and transparent type protective frame (41), fixed mounting has linking type sleeve (43) between outer support sheath (22) and transparent type protective frame (41), linking type sleeve (43) are penetrated outer support sheath (22) and transparent type protective frame (41) in proper order and are mutual intercommunication state setting with the inner chamber of transparent type protective frame (41), the inside of outer support sheath (22) has been seted up and is first gas pocket (49) that run through the form setting, first gas pocket (49) set up the inside at linking type sleeve (43).

5. A power communication cable according to claim 4, wherein: threaded rod (44) is installed in inside rotation of linking formula sleeve (43), the outer wall meshing of threaded rod (44) has thread bush (45), the outer wall of thread bush (45) articulates there is a plurality of support frames (46), articulated on the inner wall of linking formula sleeve (43) have a plurality of sealed fagging (47), and a plurality of the bottom of support frames (46) is all fixedly connected with second extension spring (48), second extension spring (48) fixed mounting is at the top of sealed fagging (47).

6. A power communication cable according to claim 5, wherein: the connecting sleeve (43) extends out of one side of the outer wall of the outer supporting sheath (22) to form a second air hole (410) communicated with the first air hole (49), a cover plate (411) is meshed with the outer wall of the threaded rod (44), and the cover plate (411) is covered on the outer wall of the connecting sleeve (43) in a normal state.

7. A power communication cable according to claim 6, wherein: the support frames (46) and the sealing support plates (47) are arranged in a one-to-one correspondence mode, the sealing support plates (47) are arranged in an annular mode at equal intervals around the inner wall of the joint type sleeve (43), the sealing support plates (47) are arranged in a horizontal mode in a normal state, and the sealing support plates (47) are covered at the bottom of the joint type sleeve (43) in a flat disc mode in a surrounding mode in the normal state.

8. A power communication cable according to claim 7, wherein: the bottom fixedly connected with first puddler (412) of threaded rod (44), the bottom fixedly connected with stirring piece (413) of first puddler (412), the outer wall of first puddler (412) is annular equidistance state fixedly connected with a plurality of second puddlers (414) in proper order, first puddler (412), stirring piece (413) and second puddler (414) all set up the inside at transparent type protective frame (41).

9. A power communication cable according to claim 8, wherein: the second protection mechanism (3) comprises a second inner support sheath (31) fixedly arranged on one side of the first inner support sheath (21), the second inner support sheath (31) is arranged on the outer wall of the insulating shell (102), and a gap exists between the insulating shell (102) and the second inner support sheath (31).

10. A power communication cable according to claim 9, wherein: the top of second internal stay sheath (31) is equipped with hump shape lag (32) that slide about being the state setting, the outer wall fixed mounting of second internal stay sheath (31) has sound balloon (33), the bottom fixed mounting of hump shape lag (32) has bearing type vaulting pole (35), the top fixed mounting of second internal stay sheath (31) has bearing type sleeve pipe (34), bearing type vaulting pole (35) peg graft in the inner chamber of bearing type sleeve pipe (34), just fixed mounting has first expansion spring (36) between hump shape lag (32) and the bearing type sleeve pipe (34).