CN113903510A - Double-shielded data transmission cable - Google Patents
Double-shielded data transmission cable Download PDFInfo
- Publication number
- CN113903510A CN113903510A CN202111027153.1A CN202111027153A CN113903510A CN 113903510 A CN113903510 A CN 113903510A CN 202111027153 A CN202111027153 A CN 202111027153A CN 113903510 A CN113903510 A CN 113903510A
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- wall
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- cable
- double
- data transmission
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 20
- 239000004020 conductor Substances 0.000 claims abstract description 10
- 238000009413 insulation Methods 0.000 claims abstract description 6
- 230000004224 protection Effects 0.000 claims description 33
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 210000003437 trachea Anatomy 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 239000011888 foil Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 8
- 239000010410 layer Substances 0.000 description 51
- 238000005096 rolling process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 230000009979 protective mechanism Effects 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/02—Cables with twisted pairs or quads
- H01B11/06—Cables with twisted pairs or quads with means for reducing effects of electromagnetic or electrostatic disturbances, e.g. screens
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
- H01B7/0208—Cables with several layers of insulating material
- H01B7/0216—Two layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
Abstract
The invention discloses a double-shielding data transmission cable which comprises a sheath, wherein a buffer layer is arranged on the inner wall of the sheath, a first shielding layer is arranged on the inner wall of one side of the buffer layer, a first insulating layer is arranged on the inner wall of the first shielding layer, a first filling layer is arranged on the inner wall of the first insulating layer, a plurality of second insulating layers are arranged on the inner wall of the first filling layer, a second shielding layer is arranged on the inner wall of each second insulating layer, a second filling layer is arranged on the inner wall of each second shielding layer, a heat insulation layer is arranged on the inner wall of each second filling layer, and a conductor is arranged on the inner wall of each heat insulation layer. The invention prevents the cable from deforming due to the extrusion of the heavy object, thereby damaging the surface of the cable, preventing the surface of the cable from being worn due to friction, preventing the cable from being damaged due to the extrusion of the heavy object, and improving the deformation resistance effect of the cable so as to protect the cable.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a double-shielded data transmission cable.
Background
Cables are generally rope-like cables made by stranding several wires or groups of wires, each group insulated from the other and often twisted around a center, the entire outer surface being covered with a highly insulating covering. The cable has the characteristics of internal electrification and external insulation, the shielding cable has single-layer shielding and double-layer shielding, the double-layer shielding is better than the single-layer shielding, the better performance than the double-layer shielding cable is an armored double-twisted shielding cable, the double shielding is two layers of shielding layers, the total shielding is carried out after the shielding is firstly carried out, and the double-total shielding cable also has the double-total shielding cable, but the effect is not large, and the number of the total shielding is more after the shielding is firstly carried out.
The cable is often can be extruded by the heavy object in the use, and the cable often can take place deformation after receiving the extrusion, and the cable can cause the conductor of cable inside when deformation to can lead to the fact the damage to conductor and cable itself, and then cause the influence to the work of cable.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a double-shielded data transmission cable.
In order to achieve the purpose, the invention adopts the following technical scheme:
a double-shielding data transmission cable comprises a sheath, wherein a buffer layer is arranged on the inner wall of the sheath, a first shielding layer is arranged on the inner wall of one side of the buffer layer, a first insulating layer is arranged on the inner wall of the first shielding layer, a first filling layer is arranged on the inner wall of the first insulating layer, a plurality of second insulating layers are arranged on the inner wall of the first filling layer, a second shielding layer is arranged on the inner wall of the second insulating layer, a second filling layer is arranged on the inner wall of the second shielding layer, a heat insulating layer is arranged on the inner wall of the second filling layer, a conductor is arranged on the inner wall of the heat insulating layer, a plurality of protective rings are glued to the outer wall of the sheath, a protective mechanism is arranged between every two adjacent protective rings, each protective mechanism comprises a supporting plate and a protective plate, a first air cushion is arranged between each supporting plate, and a second air pipe is arranged on the outer wall of one side of each first air cushion, and one side outer wall of the second air pipe is provided with an air faucet, the opening is formed in the outer wall of the top of the protection plate, and the inner wall of the opening is connected with a ball body in a rolling mode.
Preferably, the top outer wall of the supporting plate is connected with a brush plate through a bolt, the brush plate is positioned between the two first air cushions, and the brush plate is in contact with the ball body.
Preferably, two adjacent protection ring one side outer wall relative has all seted up the spout, and the equal sliding connection of inner wall of two spouts has the slider, passes through bolted connection between two sliders and the backup pad, has the spring through bolted connection between slider and the spout.
Preferably, a second air cushion is arranged between the supporting plate and the sheath, and a first air pipe is arranged between the second air cushion and the second air pipe.
Preferably, a second cavity is formed in the sheath, a plurality of reinforcing columns are arranged on the inner wall of the second cavity, and the cross sections of the reinforcing columns are semicircular.
Preferably, a first cavity is formed in the buffer layer, a buffer mechanism is arranged in the first cavity and consists of a plurality of air bags, and a guide pipe is arranged between every two adjacent air bags.
Preferably, a shielding cavity is formed in the first shielding layer, and a plurality of aluminum foils are arranged in the shielding cavity.
Preferably, the material of sheath is withstand voltage material, and the outer wall of sheath is seted up a plurality of antiskid groove.
The invention has the beneficial effects that:
1. through the protection mechanism, after the cable is extruded by the weight, the weight can be firstly contacted with the protection plate, the moment when the weight is contacted with the protection plate can generate larger impact force, at the moment, the protection plate can move to one side under the action of the weight, the protection plate can extrude the first air cushion when moving, at the moment, the gas in the first air cushion can be ejected through the second air pipe and the air nozzle after being extruded, the air flow can act on the weight after being ejected, so that the impact amplitude of the weight on the protection plate can be reduced through the ejection of the gas, the cable is convenient to be protected, the cable is prevented from being deformed due to the extrusion of the weight, the surface of the cable is damaged, in addition, the weight is at the moment when the protection plate collides, when the weight is contacted with the sphere, the sphere can roll under the action of pressure, the ball body can move the heavy object when rolling, so that the acting force of the heavy object can be unloaded to one side, the cable can be further protected, in addition, the cable can be conveniently dragged through the ball body, the surface of the cable is prevented from being abraded due to friction, and the brush plate can be used for conveniently cleaning impurities adhered to the ball body;
2. through the arrangement of the second air cushion and the first air pipe, when the protection plate moves to one side under the action force of the weight, the support plate can move along with the movement of the protection plate, the support plate can extrude the second air cushion when moving, at the moment, the air in the second air cushion can be discharged through the first air pipe after being extruded, at the moment, the air flow in the second air cushion and the air flow in the first air cushion can be converged in the second air pipe and ejected through the nozzle, the impact amplitude of the weight on the protection plate can be further reduced through the dual action between the first air cushion and the second air cushion, so that the cable can be protected conveniently, and the cable is prevented from being damaged due to the extrusion of the weight;
3. through the buffer gear who sets up, receive the extrusion back when the cable, the cable can take place deformation, and the cable can extrude buffer gear when deformation and handle, thereby can play the guard action to the deformation of cable through buffer gear, prevent because the great conductor to cable inside of the range of cable deformation causes the damage, thereby lead to the cable to break down, the gasbag is receiving the extrusion back, the inside gas of gasbag can be carried to the inside of other gasbags through the pipe, unload the power processing to extruded dynamics simultaneously through a plurality of gasbags, thereby improve the anti deformation effect of cable, so that protect the cable.
Drawings
Fig. 1 is a schematic structural diagram of a double-shielded data transmission cable according to the present invention;
fig. 2 is a schematic cross-sectional view of a double-shielded data transmission cable according to the present invention;
fig. 3 is a schematic structural diagram of a buffering mechanism of a double-shielded data transmission cable according to the present invention;
fig. 4 is a schematic structural diagram of a protection mechanism of a double-shielded data transmission cable according to the present invention;
fig. 5 is a schematic cross-sectional structural view of a protection mechanism of a double-shielded data transmission cable according to the present invention.
In the drawings: 1-a sheath; 2-a buffer layer; 3-a first cavity; 4-a buffer mechanism; 5-a first shielding layer; 6-a first insulating layer; 7-a first filling layer; 8-a protection mechanism; 9-a guard ring; 10-a second cavity; 11-a reinforcement column; 12-a second shielding layer; 13-a second insulating layer; 14-a thermally insulating layer; 15-a shielded cavity; 16-an aluminum foil sheet; 17-a second filling layer; 18-a conductor; 19-air bag; 20-a catheter; 21-protection plate; 22-sphere; 23-air tap; 24-a first air cushion; 25-a slide block; 26-a spring; 27-a first air duct; 28-a second trachea; 29-brush plate; 30-second air cushion.
Detailed Description
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Referring to fig. 1-5, a double-shielded data transmission cable includes a sheath 1, a buffer layer 2 is disposed on an inner wall of the sheath 1, a first shielding layer 5 is disposed on an inner wall of one side of the buffer layer 2, a first insulating layer 6 is disposed on an inner wall of the first shielding layer 5, a first filling layer 7 is disposed on an inner wall of the first insulating layer 6, a plurality of second insulating layers 13 are disposed on an inner wall of the first filling layer 7, a second shielding layer 12 is disposed on an inner wall of the second insulating layer 13, a second filling layer 17 is disposed on an inner wall of the second shielding layer 12, a thermal insulation layer 14 is disposed on an inner wall of the second filling layer 17, a conductor 18 is disposed on an inner wall of the thermal insulation layer 14, a plurality of guard rings 9 are bonded to an outer wall of the sheath 1, a guard mechanism 8 is disposed between two adjacent guard rings 9, the guard mechanism 8 includes a support plate and a guard plate 21, and a first air cushion 24 is disposed between the guard plate 21 and the support plate, the outer wall of one side of the first air cushion 24 is provided with a second air pipe 28, the outer wall of one side of the second air pipe 28 is provided with an air nozzle 23, the outer wall of the top of the protection plate 21 is provided with an opening, the inner wall of the opening is connected with the ball 22 in a rolling manner, when the cable is extruded by a heavy object, the heavy object can firstly contact with the protection plate 21, a larger impact force can be generated at the moment when the heavy object contacts with the protection plate 21, the protection plate 21 can move to one side under the action of the heavy object, the protection plate 21 can extrude the first air cushion 24 when moving, at the moment, the gas in the first air cushion 24 can be ejected through the second air pipe 28 and the air nozzle 23 after being extruded, the gas flow can act on the heavy object after being ejected, so that the impact amplitude of the heavy object on the protection plate 21 can be reduced through the ejection of the gas, thereby being convenient for protecting the cable, preventing the cable from deformation caused by the extrusion of the heavy object, thereby cause the damage to the surface of cable, in addition, the heavy object is in the twinkling of an eye to the collision of guard plate 21, and when contacting between heavy object and spheroid 22, spheroid 22 can take place to roll under the effect of pressure, and spheroid 22 can make the heavy object take place to remove when rolling to can unload the effort of heavy object to one side, so that further protect the cable and handle, in addition, can be convenient for drag the processing to the cable through spheroid 22, prevent to receive wearing and tearing because the friction and lead to the surface of cable.
In the invention, the brush plate 29 is connected to the outer wall of the top of the support plate through the bolt, the brush plate 29 is positioned between the two first air cushions 24, and the brush plate 29 is in contact with the ball 22, so that impurities adhered to the ball 22 can be cleaned conveniently.
In the invention, the outer walls of the opposite sides of two adjacent protective rings 9 are respectively provided with a sliding groove, the inner walls of the two sliding grooves are respectively connected with a sliding block 25 in a sliding manner, the two sliding blocks 25 are connected with a supporting plate through bolts, and a spring 26 is connected between each sliding block 25 and the corresponding sliding groove through bolts.
In the invention, a second air cushion 30 is arranged between a support plate and the sheath 1, a first air pipe 27 is arranged between the second air cushion 30 and the second air pipe 28, when the protection plate 21 moves to one side under the action of a weight, the support plate can move along with the movement of the protection plate 21, the support plate can extrude the second air cushion 30 when moving, at the moment, air in the second air cushion 30 can be discharged through the first air pipe 27 after being extruded, at the moment, air flow in the second air cushion 30 and air flow in the first air cushion 24 can be converged in the second air pipe 28 and ejected through the nozzle 23, and the impact amplitude of the weight on the protection plate 21 can be further reduced through the double action between the first air cushion 24 and the second air cushion 30, so that the cable is protected conveniently, and the cable is prevented from being damaged due to the extrusion of the weight.
In the invention, the second cavity 10 is formed in the sheath 1, the inner wall of the second cavity 10 is provided with the plurality of reinforcing columns 11, the cross sections of the reinforcing columns 11 are semicircular, the strength of the sheath 1 is improved, the compression resistance effect of the sheath 1 can be improved, and the deformation resistance of the sheath 1 is improved.
According to the invention, the first cavity 3 is formed in the buffer layer 2, the buffer mechanism 4 is arranged in the first cavity 3, the buffer mechanism 4 is composed of a plurality of air bags 19, the guide pipe 20 is arranged between every two adjacent air bags 19, when the cable is extruded, the cable can deform, and the buffer mechanism 4 can be extruded when the cable deforms, so that the deformation of the cable can be protected through the buffer mechanism 4, the situation that the cable breaks down due to the fact that the cable deforms to a large extent and the conductor in the cable is damaged is avoided, and after the air bags 19 are extruded, the gas in the air bags 19 can be conveyed into the other air bags 19 through the guide pipes 20, the force of extrusion is removed through the plurality of air bags 19 at the same time, so that the deformation resistance effect of the cable is improved, and the cable can be protected.
In the invention, the shielding cavity 15 is formed in the first shielding layer 5, and the plurality of aluminum foils 16 are arranged in the shielding cavity 15, so that the shielding effect of the cable can be improved.
In the invention, the sheath 1 is made of pressure-resistant material, and the outer wall of the sheath 1 is provided with a plurality of anti-slip grooves.
The working principle is as follows: when the cable protection device is used, after the cable is extruded by a weight, the weight can be firstly contacted with the protection plate 21, the moment when the weight is contacted with the protection plate 21 can generate larger impact force, at the moment, the protection plate 21 can move to one side under the action of the weight, the protection plate 21 can extrude the first air cushion 24 when moving, at the moment, gas in the first air cushion 24 can be jetted out through the second air pipe 28 and the air nozzle spray 23 after being extruded, the gas flow can act on the weight after being jetted out, so that the impact amplitude of the weight on the protection plate 21 can be reduced through the gas jet, the cable can be conveniently protected, the cable is prevented from being deformed due to the extrusion of the weight, the surface of the cable is damaged, in addition, the moment when the weight collides with the protection plate 21, when the weight is contacted with the sphere 22, the sphere 22 can roll under the action of pressure, and the spheroid 22 can make the heavy object take place to remove when rolling, thus can unload the effort of heavy object to one side, so that further protect the processing to the cable, in addition, can be convenient for drag the processing to the cable through the spheroid 22, prevent that the surface of cable from receiving wearing and tearing because of friction, and the brush board 29 can be convenient for clean the processing to the impurity of adhesion on the spheroid 22, when the guard plate 21 moves to one side under the effort of heavy object, the backup pad can move along with the removal of guard plate 21, and the backup pad can extrude the processing to second air cushion 30 when moving, at this moment, the inside gas of second air cushion 30 can be discharged through first trachea 27 after the extrusion, at this moment, the inside air current of second air cushion 30 can merge in the inside of second trachea 28 with the inside air current of first air cushion 24, and spout through nozzle 23, can further slow down the heavy object to the inside of guard plate 21 through the dual function between second air cushion 30 and first air cushion 24, can be through the first trachea 27 Striking range, thereby be convenient for protect the cable, prevent to cause the damage to the cable because the extrusion of heavy object, receive the extrusion back when the cable, deformation can take place for the cable, and the cable can extrude processing to buffer gear 4 when deformation, thereby can play the guard action to the deformation of cable through buffer gear 4, prevent to cause the damage because the range of cable deformation is great to the inside conductor of cable, thereby lead to the cable to break down, gasbag 19 is receiving the extrusion back, 19 inside gas of gasbag can be carried to other gasbags 19's inside through pipe 20, unload power processing to the extruded dynamics simultaneously through a plurality of gasbags 19, thereby improve the anti deformation effect of cable, so as to protect the cable, can improve the working effect of cable through the dual function of first shielding layer 5 and second shielding layer 12.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A double-shielded data transmission cable comprises a sheath (1), wherein a buffer layer (2) is arranged on the inner wall of the sheath (1), a first shielding layer (5) is arranged on the inner wall of one side of the buffer layer (2), a first insulating layer (6) is arranged on the inner wall of the first shielding layer (5), a first filling layer (7) is arranged on the inner wall of the first insulating layer (6), a plurality of second insulating layers (13) are arranged on the inner wall of the first filling layer (7), a second shielding layer (12) is arranged on the inner wall of each second insulating layer (13), a second filling layer (17) is arranged on the inner wall of each second shielding layer (12), a heat insulation layer (14) is arranged on the inner wall of each second filling layer (17), a conductor (18) is arranged on the inner wall of each heat insulation layer (14), and the outer wall of the sheath (1) is glued with a plurality of protective rings (9), and be provided with protection machanism (8) between two adjacent guard rings (9), protection machanism (8) are including backup pad and guard plate (21), and are provided with first air cushion (24) between guard plate (21) and the backup pad, one side outer wall of first air cushion (24) is provided with second trachea (28), and one side outer wall of second trachea (28) is provided with air cock (23), the opening has been seted up to the top outer wall of guard plate (21), and the inner wall roll connection of opening has spheroid (22).
2. Double shielded data transmission cable according to claim 1, characterized in that the top outer wall of the support plate is bolted with a brush plate (29), and the brush plate (29) is located between the two first air cushions (24), the contact between the brush plate (29) and the sphere (22).
3. The double-shielded data transmission cable according to claim 2, wherein the outer wall of one side of each of two adjacent guard rings (9) opposite to each other is provided with a sliding groove, the inner walls of the two sliding grooves are connected with sliding blocks (25) in a sliding manner, the two sliding blocks (25) are connected with the supporting plate through bolts, and the sliding blocks (25) are connected with the sliding grooves through bolts to form springs (26).
4. A double shielded data transmission cable according to claim 3, characterized in that a second air cushion (30) is arranged between the support plate and the sheath (1), and a first air tube (27) is arranged between the second air cushion (30) and the second air tube (28).
5. The double-shielded data transmission cable according to claim 1, wherein the sheath (1) has a second cavity (10) formed therein, and the inner wall of the second cavity (10) is provided with a plurality of reinforcing columns (11), and the cross section of each reinforcing column (11) is semicircular.
6. The double-shielded data transmission cable according to claim 1, wherein the buffer layer (2) has a first cavity (3) formed therein, and the buffer mechanism (4) is disposed in the first cavity (3), the buffer mechanism (4) is composed of a plurality of air bags (19), and a conduit (20) is disposed between two adjacent air bags (19).
7. Double shielded data transmission cable according to claim 1, wherein the first shielding layer (5) has a shielding cavity (15) formed therein, and a plurality of aluminum foils (16) are disposed inside the shielding cavity (15).
8. The double-shielded data transmission cable according to claim 1, wherein the sheath (1) is made of a pressure-resistant material, and the outer wall of the sheath (1) is provided with a plurality of anti-slip grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111027153.1A CN113903510A (en) | 2021-09-02 | 2021-09-02 | Double-shielded data transmission cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111027153.1A CN113903510A (en) | 2021-09-02 | 2021-09-02 | Double-shielded data transmission cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113903510A true CN113903510A (en) | 2022-01-07 |
Family
ID=79188545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111027153.1A Pending CN113903510A (en) | 2021-09-02 | 2021-09-02 | Double-shielded data transmission cable |
Country Status (1)
| Country | Link |
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| CN (1) | CN113903510A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114566317A (en) * | 2022-03-09 | 2022-05-31 | 安徽联信电缆有限公司 | Wind energy cable capable of discharging rotating force and extrusion force in coordination |
| CN115762886A (en) * | 2022-12-13 | 2023-03-07 | 山东悦森智能科技有限责任公司 | Waterproof low-voltage power cable and preparation method thereof |
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| CN213420311U (en) * | 2020-10-12 | 2021-06-11 | 史慧杰 | Natural gas transport pipeline protector |
| CN113130121A (en) * | 2021-04-22 | 2021-07-16 | 柳玉军 | Rare earth aluminum alloy cable |
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2021
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| CN114566317A (en) * | 2022-03-09 | 2022-05-31 | 安徽联信电缆有限公司 | Wind energy cable capable of discharging rotating force and extrusion force in coordination |
| CN114566317B (en) * | 2022-03-09 | 2023-08-15 | 安徽联信电缆集团有限公司 | Wind energy cable capable of cooperatively discharging rotary force and extrusion force |
| CN115762886A (en) * | 2022-12-13 | 2023-03-07 | 山东悦森智能科技有限责任公司 | Waterproof low-voltage power cable and preparation method thereof |
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