CN116111370B - Anti-aging polyvinyl chloride cable and preparation method thereof - Google Patents
Anti-aging polyvinyl chloride cable and preparation method thereof Download PDFInfo
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- CN116111370B CN116111370B CN202310345581.1A CN202310345581A CN116111370B CN 116111370 B CN116111370 B CN 116111370B CN 202310345581 A CN202310345581 A CN 202310345581A CN 116111370 B CN116111370 B CN 116111370B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/10—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation
- H01R4/12—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by twisting
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/04—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation using electrically conductive adhesives
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/28—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for wire processing before connecting to contact members, not provided for in groups H01R43/02 - H01R43/26
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
- H02G15/18—Cable junctions protected by sleeves, e.g. for communication cable
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Insulated Conductors (AREA)
- Processing Of Terminals (AREA)
Abstract
The invention relates to the technical field of cables, in particular to an anti-aging polyvinyl chloride cable and a preparation method thereof. The advantages are that: the convenience and the stability of being connected between two cables have been improved, the ageing resistance of cable has been improved, on the outer wall of go-between is crowded to through the colloid in the storage tank, the leakproofness and the stability of being connected between internal thread and the external screw thread have been improved, the ageing resistance of cable has further been improved.
Description
Technical Field
The invention relates to the technical field of cables, in particular to an anti-aging polyvinyl chloride cable and a preparation method thereof.
Background
Cables are a generic term for items such as optical cables and electric cables. The cable has a plurality of purposes, is mainly used for controlling multiple functions such as installation, connection equipment, power transmission and the like, and is a common and indispensable thing in daily life. Because the cable is charged, special care is required for installation.
The inside parcel of current cable has one to prick or prick the electric wire more, when connecting the cable of singly pricking, need cut the tip of two cables open, spill inside singly prick the electric wire, twist the two together, later wrap up junction through outside protective sheath, need twine multilayer sticky tape in junction simultaneously, this kind of connected mode operation is very inconvenient, and wrap up it through protective sheath etc. after the leakproofness is relatively poor, ageing resistance is relatively poor, break off easily when the junction receives the external tension simultaneously, stability is relatively poor.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides an anti-aging polyvinyl chloride cable and a preparation method thereof, which can effectively solve the problem of poor anti-aging performance of the cable joint in the prior art.
In order to achieve the above purpose, the invention is realized by the following technical scheme:
the invention provides an anti-aging polyvinyl chloride cable and a preparation method thereof, wherein the anti-aging polyvinyl chloride cable comprises a cable leather sheath and an electric wire penetrating through the cable leather sheath, and further comprises the following components: the connecting ring is arranged at one end of the cable leather sheath, an external thread is arranged on the outer wall of the connecting ring, an inner groove is formed in the other end of the cable leather sheath, internal threads matched with the external thread are formed in the inner wall of the inner groove, a plurality of first connecting frames are arranged on the inner wall of the connecting ring and distributed annularly, a first air bag is connected between two adjacent first connecting frames, a first fixing rod is jointly arranged at one end, far away from the connecting ring, of the plurality of first connecting frames, electric wires close to one end of the connecting ring are uniformly distributed between the first air bag and the first fixing rod, a plurality of second connecting frames are arranged at one end, far away from the connecting ring, of the cable leather sheath, the number of the first connecting frames is the same as that of the second connecting frames, a second air bag is connected between two adjacent second connecting frames, the electric wires close to the second connecting frames are uniformly distributed between the second air bag and the cable leather sheath, and the inner wall of the cable leather sheath is provided with expansion air bag; the first blade is elastically mounted on the first connecting frame, the second blade is elastically mounted on the second connecting frame, conductive adhesive is arranged in the first air bag and the second air bag, and the cable leather sheath sequentially comprises a buffer protection layer, a cotton woven protection layer, a silica gel insulation layer and a polyvinyl chloride flame-retardant layer from outside to inside.
Further, metal scraps are arranged on the external thread and the internal thread, and an exhaust hole is formed in the external thread.
Further, the exhaust hole is located at a position close to the cable leather sheath.
Further, a protective sleeve is arranged on the inner wall of the connecting ring, and the protective sleeve is heated to shrink and wrap the electric wire.
Further, the first connecting frame is located at one end, close to the cable leather sheath, of the connecting ring, the second connecting frame is located at one end, close to the inner groove, of the cable leather sheath, and the number of the first connecting frame and the number of the second connecting frame are at least two.
Further, the second dead lever is installed to cable leather sheath one end is kept away from to the second link, the spread groove has been seted up on the first dead lever, be equipped with the depression bar on the second dead lever, and depression bar keeps away from second dead lever one end fixed mounting and have the piston dish, piston dish and spread groove phase-match, be equipped with the sealing washer on the outer loop wall of piston dish, the guiding hole has been seted up on the first link, and the guiding hole is linked together with the spread groove, the storage groove has been seted up on the inner wall of go-between, and movable mounting has the clamp plate in the storage groove, be equipped with the sealant in the storage groove, the storage groove is linked together with the guiding hole, the sealing hole has been seted up on the storage groove inner wall, the sealing hole extends to the outer wall of go-between.
Further, a plurality of friction plates are arranged on the side wall of the pressure rod, and metal scraps are arranged at one end, far away from the pressure rod, of each friction plate.
Further, the communicating position of the guide hole and the connecting groove is located near the cable leather sheath, and a sealing ring is arranged in the connecting groove and used for blocking the communicating position of the guide hole and the connecting groove.
A method of preparing a cable suitable for use in the cable comprising the steps of:
s1: cutting a connecting ring on the outer wall of one end of the cable leather sheath, and forming external threads on the outer wall of the connecting ring;
s2: an inner groove is formed in the inner wall of the other end of the cable leather sheath, and an inner thread is formed in the inner groove;
s3: a plurality of first connecting frames are arranged on the inner wall of the connecting ring through colloid, wires close to one end of the connecting ring are divided into a plurality of bundles, the number of bundles is the same as that of the first connecting frames, each bundle of wires is arranged between the first air bag and the first fixing rod in a penetrating way, and the extending wires cannot exceed the cable leather sheath;
s4: the second connecting frames with the same number as the first connecting frames are arranged on the inner wall, close to one end of the inner groove, of the cable leather sheath, wires close to one end of the inner groove are divided into multiple bundles, the number of bundles is the same as that of the second connecting frames, each bundle of wires is arranged between the second air bag and the cable leather sheath in a penetrating mode, and the extending wires cannot exceed the cable leather sheath.
Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:
this scheme has set up go-between and inside groove respectively at the both ends of cable leather sheath, can carry out swivelling joint through external screw thread and internal screw thread between go-between and the inside groove, can twist together the many bundle of electric wires that predetermine at rotatory in-process, and can utilize the blade to scribble the conductive adhesive in the gasbag on the electric wire at this in-process, the convenience and the stability of being connected between two cables have been improved, the ageing resistance of cable has been improved, secondly still can be through accomodating on the outer wall of colloid extrusion go-between in the groove in rotatory in-process, the leakproofness and the stability of being connected between internal screw thread and the external screw thread have been improved, the ageing resistance of cable has further been improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present invention and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a schematic diagram of the front structure of the present invention;
FIG. 2 is an enlarged view of part A of FIG. 1;
FIG. 3 is a schematic view of the back structure of the present invention;
FIG. 4 is an exploded view of the cable holster of the present invention;
FIG. 5 is a schematic view of a first connector portion of the present invention;
FIG. 6 is a schematic view of a second connector portion according to the present invention;
FIG. 7 is a side view of the first and second connector frames of the present invention;
FIG. 8 is a cross-sectional view of a connecting ring portion of the present invention;
FIG. 9 is a schematic view showing the distribution of wires on a first connector and a second connector according to the present invention;
fig. 10 is a schematic structural view of the cable sheath of the present invention.
Reference numerals in the drawings represent respectively: 1. a cable sheath; 101. a buffer protection layer; 102. a cotton woven protective layer; 103. a silica gel insulating layer; 104. a polyvinyl chloride flame retardant layer; 2. a connecting ring; 3. an inner tank; 4. an external thread; 5. an internal thread; 6. an exhaust hole; 7. a first connection frame; 8. a first fixing rod; 9. a first air bag; 10. a second connecting frame; 11. a second fixing rod; 12. a second air bag; 13. a protective sleeve; 14. a connecting groove; 15. a piston disc; 16. a first blade; 17. a second blade; 18. a first guide groove; 19. a second guide groove; 20. a friction plate; 21. a guide hole; 22. a seal ring; 23. a storage groove; 24. a pressing plate; 25. sealing the hole; 26. the balloon is inflated.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It will be apparent that the described embodiments are some, but not all, embodiments of the invention. 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.
The invention is further described below with reference to examples.
Examples: referring to fig. 1-10, an anti-aging polyvinyl chloride cable and a preparation method thereof, the anti-aging polyvinyl chloride cable comprises a cable leather sheath 1 and an electric wire penetrating through the cable leather sheath 1, wherein the cable leather sheath 1 sequentially comprises a buffer protection layer 101, a cotton woven protection layer 102, a silica gel insulation layer 103 and a polyvinyl chloride flame retardant layer 104 from outside to inside, the anti-aging polyvinyl chloride cable also comprises a connecting ring 2, one end of the cable leather sheath 1 is installed, an external thread 4 is arranged on the outer wall of the connecting ring 2, an inner groove 3 is arranged at the other end of the cable leather sheath 1, an internal thread 5 matched with the external thread 4 is arranged on the inner wall of the inner groove 3, a plurality of first connecting frames 7 are installed on the inner wall of the connecting ring 2, and the first connecting frames 7 are distributed in a ring shape, a first air bag 9 is connected between two adjacent first connecting frames 7, a first fixing rod 8 is commonly installed at one end, far away from the connecting ring 2, of the plurality of first connecting frames 7, electric wires close to one end of the connecting ring 2 are uniformly distributed between the first air bag 9 and the first fixing rod 8, a plurality of second connecting frames 10 are arranged at one end, far away from the connecting ring 2, of the cable leather sheath 1, the number of the first connecting frames 7 and the number of the second connecting frames 10 are the same, a second air bag 12 is connected between two adjacent second connecting frames 10, electric wires close to the second connecting frames 10 are uniformly distributed between the second air bag 12 and the cable leather sheath 1, an expansion air bag 26 is arranged on the inner wall of the cable leather sheath 1, and the expansion air bag 26 is heated and expanded; the first connecting frame 7 is positioned at one end, close to the cable leather sheath 1, of the connecting ring 2, the second connecting frame 10 is positioned at one end, close to the inner groove 3, of the cable leather sheath 1, and the number of the first connecting frame 7 and the second connecting frame 10 is at least two; the first blade 16 is elastically mounted on the first connecting frame 7, the second blade 17 is elastically mounted on the second connecting frame 10, conductive adhesive is arranged in the first air bag 9 and the second air bag 12, the first connecting frame 7 is provided with a first guide groove 18, and the second connecting frame 10 is provided with a second guide groove 19.
In order to facilitate connection between two cables, one end of each cable is provided with a connecting ring 2, the other end of each cable is provided with an inner groove 3, and the cables are quickly connected through external threads 4 on the connecting rings 2 and internal threads 5 in the inner grooves 3.
The quick connection between the two cables can be realized by adopting the rotating connection mode, in the rotating connection process, the electric wires between the first fixing rod 8 and the first air bag 9 and the electric wires between the cable leather sheath 1 and the second air bag 12 are staggered and rotated, the first air bag 12 is cut by the first blade 16 in the rotating process, the first air bag 9 is cut by the second blade 17, the conductive adhesive in the first air bag 9 and the second air bag 12 flows out, the conductive adhesive is smeared on the electric wires under the rotating action, certain heat is generated under the friction action of the external threads 4 and the internal threads 5, the solidification of the conductive adhesive is accelerated, so that the multi-bundle electric wires are staggered and twisted together, and the two cables can be connected by directly rotating without any external tool in the process. In order to prevent the first blade 16 and the second blade 17 from cutting the electric wires, the first blade 16 and the second blade 17 are elastically installed, the electric wires are contracted when being cut off, the electric wires are prevented from being cut off, meanwhile, the conductive adhesive can isolate air and moisture, an anti-aging effect is achieved, and the expansion air bag 26 is expanded after being heated and can press the electric wires to the center of the cross section of the cable leather sheath 1, as shown in fig. 9, the separated electric wires are pressed together under the pressure action of the expansion air bag 26, and the electric wires are twisted together under the action of the cooperation of rotation.
Referring to fig. 1-10; the external thread 4 and the internal thread 5 are both provided with metal scraps, the external thread 4 is provided with an exhaust hole 6, the exhaust hole 6 is positioned close to the cable leather sheath 1, the inner wall of the connecting ring 2 is provided with a protective sleeve 13, and the protective sleeve 13 is heated to shrink and wrap the electric wire. The second fixed rod 11 is installed to the far away cable leather sheath 1 one end of second link 10, the spread groove 14 has been seted up on the first fixed rod 8, be equipped with the depression bar on the second fixed rod 11, and depression bar keep away from second fixed rod 11 one end fixed mounting and have the piston dish 15, piston dish 15 and spread groove 14 phase-match, be equipped with the sealing washer on the outer annular wall of piston dish 15, the guiding hole 21 has been seted up on the first link 7, and guiding hole 21 is linked together with spread groove 14, the intercommunication department of guiding hole 21 and spread groove 14 is located near cable leather sheath 1 department, be equipped with sealing ring 22 in the spread groove 14, sealing ring 22 is used for blocking the intercommunication department of guiding hole 21 and spread groove 14, be equipped with storage groove 23 on the inner wall of spread groove 2, and movable mounting has clamp plate 24 in the storage groove 23, be equipped with the sealant in the storage groove 23 and be linked together with guiding hole 21, be equipped with sealing hole 25 on the inner wall of storage groove 23, sealing hole 25 extends to the outer wall of spread groove 2, be equipped with a plurality of friction plates 20 on the lateral wall of depression bar, one end that the depression bar 20 kept away from is equipped with metal chip.
In order to improve the stability after two cables are connected, the scheme is characterized in that metal chips are arranged on the external thread 4 and the internal thread 5, the heat generated in the process of rotary connection is greatly increased, the protective sleeve 13 is arranged on the inner wall of the connecting ring 2, the protective sleeve 13 is contracted under the condition of being heated, the electric wires which are rolled together are gradually wrapped up, the sealing effect is further achieved, and the contact with the outside air and the moisture is further isolated.
Meanwhile, in the rotating process, the connecting space between the two cables is gradually reduced due to the fact that the internal temperature is high, the internal gas is increased, the internal air and some internal moisture can be evaporated and discharged from the exhaust hole 6, and the exhaust hole 6 is close to the cable leather sheath 1, so that the exhaust time is prolonged.
On the basis, the connecting groove 14 is further formed in the first fixing rod 8, the piston disc 15 gradually enters the connecting groove 14 in the rotating process, air in the connecting groove 14 is gradually compressed until the sealing ring 22 in the connecting groove 14 is pushed away, the connection part of the guide hole 21 and the connecting groove 14 is opened, air in the connecting groove 14 enters the containing groove 23 through the guide hole 21, the pressing plate 24 in the containing groove 23 can press out sealing glue from the sealing hole 25 under the action of air pressure, the sealing glue flows onto the external threads 4, the connection part between the connecting ring 2 and the inner groove 3 is fully coated with the sealing glue under the action of rotation, meanwhile, the sealing glue can be quickly dried under the action of heating, the sealing effect is achieved, and the anti-aging purpose is further improved. It should be noted that the sealing ring 22 and the connection position between the guide hole 21 and the connecting groove 14 are disposed at a position close to the cable leather sheath 1, so that the sealing glue can be sprayed only when the connection between the connecting ring 2 and the inner groove 3 is about to be completed, and the sealing glue is prevented from being sprayed prematurely to affect the subsequent rotation of the connecting ring 2. In addition, the friction plate 20 disposed on the pressure bar is for increasing the temperature of the air in the connecting groove 14, so that not only the drying speed of the sealant can be increased, but also the temperature inside the connecting ring 2 can be increased, and the discharge of the water vapor inside and the drying of the conductive adhesive can be accelerated.
The preparation method suitable for the upper cable is characterized by comprising the following steps of:
s1: cutting a connecting ring 2 on the outer wall of one end of the cable leather sheath 1, and forming external threads 4 on the outer wall of the connecting ring 2;
s2: an inner groove 3 is formed in the inner wall of the other end of the cable leather sheath 1, and an inner thread 5 is formed on the inner groove 3;
s3: a plurality of first connecting frames 7 are arranged on the inner wall of the connecting ring 2 through colloid, wires close to one end of the connecting ring 2 are divided into a plurality of bundles, the number of bundles is the same as that of the first connecting frames 7, each bundle of wires is arranged between the first air bag 9 and the first fixing rod 8 in a penetrating way, and the extending wires cannot exceed the cable leather sheath 1;
s4: the second connecting frames 10 with the same number as the first connecting frames 7 are arranged on the inner wall of the end, close to the inner groove 3, of the cable leather sheath 1 through colloid, wires close to the end, close to the inner groove 3, are divided into multiple bundles, the number of bundles is the same as that of the second connecting frames 10, each bundle of wires is arranged between the second air bag 12 and the cable leather sheath 1 in a penetrating mode, and the extending wires cannot exceed the cable leather sheath 1.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; these modifications or substitutions do not depart from the essence of the corresponding technical solutions from the protection scope of the technical solutions of the embodiments of the present invention.
Claims (9)
1. The utility model provides an ageing resistance polyvinyl chloride cable, includes cable sheath (1) and wears to establish the electric wire in cable sheath (1), its characterized in that still includes:
the connecting ring (2) is arranged at one end of the cable leather sheath (1), external threads (4) are arranged on the outer wall of the connecting ring (2), an inner groove (3) is formed in the other end of the cable leather sheath (1), internal threads (5) matched with the external threads (4) are formed in the inner wall of the inner groove (3), a plurality of first connecting frames (7) are arranged on the inner wall of the connecting ring (2), the first connecting frames (7) are annularly distributed, two adjacent connecting frames (7) are annularly distributed, a first air bag (9) is connected between the first connecting frames (7), a plurality of first connecting frames (7) are far away from one end of the connecting ring (2), a first fixing rod (8) is jointly arranged, wires close to one end of the connecting ring (2) are uniformly distributed between the first air bag (9) and the first fixing rod (8), a plurality of second connecting frames (10) are arranged at one end of the cable leather sheath (1) far away from the connecting ring (2), the same number of first connecting frames (7) and the second connecting frames (10) are annularly distributed, the same number of second connecting frames (10) are uniformly distributed between the first air bags (10) and the second air bags (12) are uniformly distributed between the first connecting frames (1) and the second connecting frames (26), the inflatable bladder (26) is inflated by heat;
the first blade (16) is elastically mounted on the first connecting frame (7), the second blade (17) is elastically mounted on the second connecting frame (10), and conductive adhesive is arranged in the first air bag (9) and the second air bag (12);
the cable leather sheath (1) sequentially comprises a buffer protection layer (101), a cotton woven protection layer (102), a silica gel insulating layer (103) and a polyvinyl chloride flame-retardant layer (104) from outside to inside.
2. An anti-aging polyvinyl chloride cable according to claim 1, wherein the external thread (4) and the internal thread (5) are provided with metal scraps, and the external thread (4) is provided with an exhaust hole (6).
3. An anti-ageing polyvinyl chloride cable according to claim 2, characterized in that the vent hole (6) is located close to the cable sheath (1).
4. An anti-aging polyvinyl chloride cable according to claim 1, wherein a protective sleeve (13) is arranged on the inner wall of the connecting ring (2), the protective sleeve (13) is heated to shrink and wrap the electric wires, and the second air bag (12).
5. An anti-ageing polyvinyl chloride cable according to claim 1, characterized in that the first connecting frame (7) is located at one end of the connecting ring (2) close to the cable sheath (1), the second connecting frame (10) is located at one end of the cable sheath (1) close to the inner groove (3), and the number of the first connecting frame (7) and the second connecting frame (10) is at least two.
6. The anti-aging polyvinyl chloride cable according to claim 1, characterized in that the second connecting frame (10) is far away from one end of the cable leather sheath (1) and is provided with the second fixing rod (11), the first fixing rod (8) is provided with the connecting groove (14), the second fixing rod (11) is provided with the pressing rod, one end of the pressing rod far away from the second fixing rod (11) is fixedly provided with the piston disc (15), the piston disc (15) is matched with the connecting groove (14), the outer annular wall of the piston disc (15) is provided with the sealing ring, the first connecting frame (7) is provided with the guide hole (21), the guide hole (21) is communicated with the connecting groove (14), the inner wall of the connecting ring (2) is provided with the containing groove (23), the containing groove (23) is provided with the sealing glue, the containing groove (23) is communicated with the guide hole (21), the inner wall of the containing groove (23) is provided with the sealing hole (25), and the outer wall (25) extends to the connecting ring (2).
7. The anti-aging polyvinyl chloride cable according to claim 6, wherein a plurality of friction plates (20) are arranged on the side wall of the compression bar, and metal scraps are arranged at one end, far away from the compression bar, of the friction plates (20).
8. An anti-aging polyvinyl chloride cable according to claim 6, wherein the connection part of the guide hole (21) and the connecting groove (14) is positioned close to the cable sheath (1), a sealing ring (22) is arranged in the connecting groove (14), and the sealing ring (22) is used for blocking the connection part of the guide hole (21) and the connecting groove (14).
9. A method of manufacturing a cable suitable for use in any one of claims 1-8, comprising the steps of:
s1: cutting a connecting ring (2) on the outer wall of one end of the cable leather sheath (1), and forming external threads (4) on the outer wall of the connecting ring (2);
s2: an inner groove (3) is formed in the inner wall of the other end of the cable leather sheath (1), and an inner thread (5) is formed on the inner groove (3);
s3: a plurality of first connecting frames (7) are arranged on the inner wall of the connecting ring (2) through colloid, wires close to one end of the connecting ring (2) are divided into a plurality of bundles, the number of bundles is the same as that of the first connecting frames (7), each bundle of wires is arranged between the first air bag (9) and the first fixing rod (8) in a penetrating way, and the extending wires cannot exceed the cable leather sheath (1);
s4: the second connecting frames (10) with the same number as the first connecting frames (7) are installed on the inner wall, close to one end of the inner groove (3), of the cable leather sheath (1) through colloid, the electric wires, close to one end of the inner groove (3), are divided into multiple bundles, the number of bundles is the same as that of the second connecting frames (10), each bundle of electric wires is arranged between the second air bag (12) and the cable leather sheath (1) in a penetrating mode, and the extending electric wires cannot exceed the cable leather sheath (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310345581.1A CN116111370B (en) | 2023-04-03 | 2023-04-03 | Anti-aging polyvinyl chloride cable and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310345581.1A CN116111370B (en) | 2023-04-03 | 2023-04-03 | Anti-aging polyvinyl chloride cable and preparation method thereof |
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| CN116111370A CN116111370A (en) | 2023-05-12 |
| CN116111370B true CN116111370B (en) | 2023-08-25 |
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| CN202310345581.1A Active CN116111370B (en) | 2023-04-03 | 2023-04-03 | Anti-aging polyvinyl chloride cable and preparation method thereof |
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| CN112435782A (en) * | 2020-11-13 | 2021-03-02 | 铜陵铜泉线缆科技有限公司 | Polyvinyl chloride insulation nylon sheath cable |
| CN113936849A (en) * | 2021-10-15 | 2022-01-14 | 四川省新都美河线缆厂 | Corrosion-resistant cable for transmitting signals |
| CN115621968A (en) * | 2022-11-15 | 2023-01-17 | 新疆维吾尔自治区产品质量监督检验研究院 | Portable cable joint |
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2023
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| JPH08214442A (en) * | 1995-02-02 | 1996-08-20 | Fujikura Ltd | Connecting method for cable conductor |
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| CN210378534U (en) * | 2019-11-05 | 2020-04-21 | 江西广通电缆有限公司 | High-reliability anti-aging cable |
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| CN112435782A (en) * | 2020-11-13 | 2021-03-02 | 铜陵铜泉线缆科技有限公司 | Polyvinyl chloride insulation nylon sheath cable |
| CN113936849A (en) * | 2021-10-15 | 2022-01-14 | 四川省新都美河线缆厂 | Corrosion-resistant cable for transmitting signals |
| CN115621968A (en) * | 2022-11-15 | 2023-01-17 | 新疆维吾尔自治区产品质量监督检验研究院 | Portable cable joint |
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| CN116111370A (en) | 2023-05-12 |
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