CN114446543A - Production process of water-cooled cable and water-cooled cable - Google Patents
Production process of water-cooled cable and water-cooled cable Download PDFInfo
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- CN114446543A CN114446543A CN202210026140.0A CN202210026140A CN114446543A CN 114446543 A CN114446543 A CN 114446543A CN 202210026140 A CN202210026140 A CN 202210026140A CN 114446543 A CN114446543 A CN 114446543A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 claims abstract description 32
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- 238000003780 insertion Methods 0.000 claims description 26
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- 238000003825 pressing Methods 0.000 claims description 19
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- 229910052802 copper Inorganic materials 0.000 description 25
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/012—Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing wire harnesses
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective 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
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/421—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation
- H01B7/423—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation using a cooling fluid
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- Engineering & Computer Science (AREA)
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- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
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Abstract
The invention provides a production process of a water-cooled cable and the water-cooled cable, wherein the production process comprises the following steps: providing a first joint and a second joint, wherein the joints are provided with hollow inner cavities, two ends of each joint are provided with openings, the openings are communicated with the hollow inner cavities, a plurality of jacks are arranged on the end surface of one opening of each joint, and a plurality of grooves are arranged on the outer side wall of each joint corresponding to the jacks; the process has the advantages that the plurality of wires are respectively embedded into the plurality of wire sleeves one by one, and the plurality of wires embedded with the wire sleeves are respectively inserted into the plurality of jacks one by one to complete the connection of the joints and the plurality of wires, so that the production cost of the water-cooled cable is reduced, the production efficiency of enterprises is improved, and the environment-friendly requirement is met.
Description
Technical Field
The invention relates to the technical field of induction furnaces, in particular to a production process of a water-cooled cable and the water-cooled cable.
Background
The water-cooling cable is an indispensable part for connecting the induction furnace coil and the intermediate frequency power supply, and because the intermediate frequency power supply generates an alternating electromagnetic field, conductive materials are placed in the induction coil to generate eddy current, and partial electric energy also generates heat in the cable transmission process under the action of resistance, the cable must be cooled in a water-cooling mode. Compared with the traditional water-cooled cable manufacturing method, a large number of brazing processes are adopted, acetylene and oxygen are required to be used for combustion in the manufacturing process, more welding rods are required to be consumed in the fusion welding process under the high-temperature condition, not only are the materials consumed expensive, but also certain oxidation effect on the copper stranded wire can be generated, the service life of the copper stranded wire is greatly influenced, waste gas and smoke to a certain degree can be generated in the process, and adverse effects on the health of workers and the environment can be caused. The traditional manufacturing method and process, which are complicated and costly, are not suitable for the current market demand and national environmental protection requirements.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a production process of a water-cooled cable and the water-cooled cable.
In order to achieve the above objects and other objects, the present invention includes the following technical solutions: the invention provides a production process of a water-cooled cable, wherein the water-cooled cable comprises a plurality of leads, two ends of the leads are respectively connected with a first joint and a second joint, the peripheries of the leads are wrapped with sheaths, and two ends of each sheath are respectively fixed with the first joint and the second joint, and the production process comprises the following steps: -S1: providing the first joint and the second joint, wherein the joints are provided with hollow inner cavities, two ends of each joint are provided with openings, the openings are communicated with the hollow inner cavities, a plurality of jacks are arranged on the end surface of one opening of each joint, and a plurality of grooves are arranged on the outer side wall of each joint corresponding to the jacks; -S2: respectively embedding one end of each of the plurality of wires into the plurality of wire sleeves one by one, and respectively inserting one end of each of the plurality of wires embedded with the wire sleeve into the plurality of jacks one by one to complete connection between the first joint and the plurality of wires; -S3: repeating step S2 with the other end of the plurality of wires to complete the connection of the second connector and the plurality of wires; -S4: applying pressure to the outer side walls of the first joint and the second joint where the grooves are located so as to press the two ends of the wires with the first joint and the second joint respectively; -S5: and sleeving the sheath on the periphery of the lead and fixing the two ends of the sheath with the first joint and the second joint to obtain the water-cooled cable.
In one embodiment, in step S4, the applying pressure includes a first pressing process and a second pressing process, the first pressing process presses the wires in the single jack and the corresponding jacks, and the second pressing process presses the plurality of wires integrally.
In one embodiment, after the steps S2 and S3 are completed, the diameter of each of the wires is 11-12 mm, and the overall diameter of the plurality of wires is 58-60 mm.
In one embodiment, the diameter of the single wire after the first pressing process is finished is 9.6-9.8 mm, and the overall diameter of the plurality of wires after the second pressing process is finished is 56.5-57.5 mm.
In one embodiment, the joint comprises a first hollow cylinder and a second hollow cylinder which are coaxially arranged, the diameter of the bottom surface of the second hollow cylinder is larger than that of the bottom surface of the first hollow cylinder, and the insertion hole is formed in the second hollow cylinder.
In one embodiment, the second hollow cylinder has an inner diameter D1 of 25-30 mm and an outer diameter D2 of 63-65 mm.
In one embodiment, the thickness of the wire sheath is 0.4-0.6 mm, and the length of the wire sheath is 60-80 mm.
In one embodiment, the groove is arranged at the middle position of two adjacent jacks.
In one embodiment, the width d of the groove is 2-4 mm, and the plurality of insertion holes are circumscribed to a circle O1Is less than or equal to the diameter of the plurality of groove circumscribed circles O2Of (c) is measured.
In one embodiment, the receptacles are evenly distributed circumferentially along the end face.
In one embodiment, the number of the jacks is 10-14.
In one embodiment, the number of the jacks is equal to the number of the grooves.
The invention also provides the water-cooled cable produced and prepared by the process.
Compared with the prior art, the production process of the water-cooled cable provided by the invention is a compression joint type production process, and has the following advantages: the whole manufacturing process of the water-cooled cable does not use any high-temperature welding process, but uses a method of cold working to enable materials to be physically deformed to enable all parts to be tightly matched together, and no heat is generated in the process, so that the water-cooled cable has a protection effect on the copper stranded wires, the local surface coating of the copper stranded wires cannot be damaged, and the service life of the water-cooled cable is greatly prolonged. Compared with a welding process, the welding quality needs to be strictly controlled, and the conditions of missing welding and insufficient welding cannot occur.
The water-cooled cable is processed and formed in one step on the crimping machine only through a set pressure value, the production of unqualified products is avoided by a simple process, the production efficiency of enterprises is improved, the cost is saved, and the manufacturing process of the water-cooled cable also meets the environmental protection requirement and has no smoke, waste gas or waste water.
The invention can improve the safety and reliability of the water-cooled cable in the using process, greatly prolongs the service life, saves the cost for manufacturing enterprises, releases the pressure of the spare part library of the induction furnace for the final use, reduces the maintenance or replacement frequency of the water-cooled cable, reduces the production cost and provides powerful support for the long-term stable operation of the induction furnace.
Drawings
FIG. 1 shows a flow chart of the production process of the present invention.
Fig. 2 is a schematic view of the water-cooled cable joint structure of the present invention.
Fig. 3 shows a schematic view of the structure of the lead and the lead sheath of the present invention.
Fig. 4 is a schematic view showing the structure of the end face of the joint of the present invention.
Figure 5 shows a cross-sectional view of a joint of the present invention.
Detailed Description
Referring to fig. 1 to 5, embodiments of the present invention are described below with specific examples, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
As shown in fig. 1, the invention provides a production process of a water-cooled cable, wherein the water-cooled cable may be a lead for connecting an induction furnace coil and an intermediate frequency power supply, the water-cooled cable generally has a certain length, the length of the water-cooled cable may be 3-10 m, such as 4m, 5m, and the like, and generally, the water-cooled cable may include an electrode joint, a lead, and a sheath. Specifically, the joint may include a first joint and a second joint, the wire may be a copper wire, such as a copper stranded wire, a plurality of copper stranded wires may be generally designed according to specific working conditions in the water-cooled cable, and the square number of the water-cooled cable may be 300-700 mm2E.g. 600mm2And the like. The both ends of wire can respectively with first joint, second joint are connected, the number of copper strands can be 10 ~ 14, for example 12, the sheath can be the rubber tube of polymer material, the sheath can overlap and establish the parcel and be in the periphery of wire, the both ends of sheath can with first joint, second joint are fixed, it can adopt the clamp fixed for example to fix.
Further, as shown in fig. 1, the present invention provides a production process of a press-connection type water-cooled cable, which may specifically include the following steps from S1 to S5:
-S1: providing the first joint and the second joint, wherein the joints are provided with hollow inner cavities, two ends of each joint are provided with openings, the openings are communicated with the hollow inner cavities, a plurality of jacks are arranged on the end surface of one opening of each joint, and a plurality of grooves are arranged on the outer side wall of each joint corresponding to the jacks;
-S2: respectively embedding one end of each of the plurality of wires into the plurality of wire sleeves one by one, and respectively inserting one end of each of the plurality of wires embedded with the wire sleeve into the plurality of jacks one by one to complete connection between the first joint and the plurality of wires;
-S3: repeating step S2 with the other end of the plurality of wires to complete the connection of the second connector and the plurality of wires;
-S4: applying pressure to the outer side walls of the first joint and the second joint where the grooves are located so as to press the two ends of the wires with the first joint and the second joint respectively;
-S5: and sleeving the sheath on the periphery of the lead and fixing the two ends of the sheath with the first joint and the second joint to obtain the water-cooled cable.
In step S1, as shown in fig. 2 to 5, the first joint and the second joint may have joints 1 with the same size and structure, the joints 1 may be metal joints, specifically copper joints 1, the joints 1 may include a hollow inner cavity 13 and openings at two ends, the openings at two ends may communicate with the hollow inner cavity 13, the hollow inner cavity 13 may accommodate a cooling water pipe of the water-cooled cable, in some embodiments, the joints 1 may have a circular cross section, the joints 1 may have two hollow cylinders coaxially disposed, for example, a first hollow cylinder 11 and a second hollow cylinder 12 may be included, specifically, the diameter of the bottom surface of the second hollow cylinder 12 is greater than the diameter of the bottom surface of the first hollow cylinder 11. Further, the inner diameter D1 of the second hollow cylinder 12 can be 25-30 mm, and the outer diameter can be 63-65 mm.
As shown in fig. 2 and 4, an end surface of one side of the connector 1, for example, an end surface close to the side of the second hollow cylinder 12, may be provided with a plurality of insertion holes 121 evenly distributed along the circumferential direction of the end surface, the number of the insertion holes 121 may be set according to the number of squares of the cable, the number of the insertion holes 121 may be equal to the number of squares of the water-cooled cable divided by the number of squares of a single wire, the number of the insertion holes 121 may be 10 to 14, for example, 12, the insertion holes 121 may be circular holes, in some embodiments, the distance from the insertion holes 121 in the radial direction to the hollow inner cavity 13 of the connector 1 may be greater than or equal to the distance from the insertion holes 121 in the radial direction to the outer side wall of the connector 1, that is, the insertion holes 121 may be provided close to the outer side wall of the connector 1.
As shown in fig. 2 and 4, further, the outer side wall of the second hollow cylinder 12 corresponding to the insertion hole 121 may be further provided with a second hollow cylinder 12 corresponding to the insertion hole 121The number of the grooves 122 may be equal to the number of the insertion holes 121, specifically, the width d of the groove 122 may be 2-4 mm, for example, 3mm, the grooves may be distributed at the middle of two adjacent insertion holes 121, and further, the plurality of insertion holes 121 have an circumscribed circle O1Is less than or equal to the circumscribed circle O of the plurality of grooves 1222Diameter (circle O in FIG. 4)1And O2For illustrative lines) and further may be equal. The cross section of the groove 122 can be in a circular arc structure, the distances between the groove 122 and the adjacent insertion holes 121 and between the insertion holes 121 and the hollow inner cavity 13 are limited within a range which is approximately equal, and the joint 1 can be prevented from being squashed by uneven force application when force is applied in a squeezing mode. The invention can avoid the joint 1 from being crushed or flattened in the step of extruding the water-cooled cable by arranging the groove 122.
As shown in fig. 2 and 4, in step S2, the step S2 may be a process of connecting one end of the wire 3 and the first connector, the wire sheath 2 may be a long red copper sheath, specifically, a T2 long red copper sheath, the long red copper sheath has good ductility and is convenient for crimping, the wire sheath 2 may be a hollow cylinder, the wall thickness of the wire sheath 2 may be 0.4 to 0.6mm, for example, 0.5mm, the length of the wire sheath 2 may be 60 to 80mm, for example, 70mm, the wire sheath 2 may be inserted into the insertion hole 121, and the outer diameter of the wire sheath 2 may be slightly smaller than the inner diameter of the insertion hole 121. According to the invention, a certain gap can be left between the wire sleeve 2 and the jack 121, and the size of the gap can be less than or equal to 1mm, so that the position of the wire 3 can be conveniently adjusted.
In step S2, as shown in fig. 2, 3 and 4, the plurality of wires 3 may be copper wires 3, such as copper stranded wires, one end of each of the wires 3 may be inserted into the wire sheath 2, specifically, the wires 3 may be inserted into the wire sheath 2 in advance and then inserted into the insertion holes 121 as a whole, and further, the number of the wires 3 may correspond to the number of the insertion holes 121, specifically, 10 to 14 wires may also be provided.
In step S3, as shown in fig. 2 and 3, the step S3 may be a process of connecting the other end of the wire 3 and the second tab.
In steps S2 and S3, as shown in fig. 2 and 3, after the first connector, the second connector and the wires 3 are connected, the diameter of the single wire 3 may be 11 to 12mm, and the overall diameter of the plurality of wires 3 may be 58 to 60 mm.
In step S4, as shown in fig. 2, fig. 3 and fig. 4, the applying of the pressure may be performed on a withholding machine, and the pressure of the withholding machine may be 150 to 250 kg, for example, 200 kg. Specifically, the pressure application includes a first pressure application process and a second pressure application process, the first pressure application process compresses the wires 3 in the single insertion hole 121 and the corresponding insertion hole 121, and the second pressure application process compresses the plurality of wires 3 as a whole. Further, the first pressing process may be to press the single wire 3 to a diameter of 9.6 to 9.8 mm. The second pressing process may be to press the entire diameter of the plurality of wires 3 to 56.5 to 57.5 mm. The invention limits the diameter of the conductor 3 after crimping within the above range, and can avoid the cable quality problem caused by the breaking of the conductor 3 or the over loosening of the conductor.
In step S4, as shown in fig. 2, 3 and 4, the assembled connector 1, wire sheath 2 and wire 3 are placed in a crimping machine, the supporting member of the crimping machine can be inserted into the hollow cavity 13 of the connector, then the pressure of the crimping machine is set, the crimping machine starts to squeeze the outer side wall of the connector 1 where the groove 122 is located, and when the crimping machine applies pressure, the connector of the crimping machine can be rotated according to the size of the wire 3 required in the first pressure application process to squeeze the connector 1 for multiple times, so as to achieve the purpose of achieving the proper diameter of the wire 3 in the single insertion hole 121. After the connector 1 is pressed, the interior of the connector 1 begins to be extruded, and the jack 121 is processed on the end face of the connector 1, so that the end face of the connector 1 is in a hollow state, all materials are extruded towards a central shaft, and because the wire sleeve 2 has good ductility and strong deformability, the wire sleeve 2 is deformed and tightly buckled with the wire 3 assembled therein to complete the assembly of the first connector and the second connector.
In step S5, as shown in fig. 2, a concave ring 123 may be further disposed on an outer side wall of the second hollow cylinder 12 near one end of the first hollow cylinder 11, and the concave ring 123 may facilitate the fixing of the sheath to the joint 1.
In step S5, as shown in fig. 2, a spring, which may be a stainless steel spring, may be further disposed in the groove 122, and the spring may serve as a support.
Examples of the invention
In one embodiment, the production process of the water-cooled cable may include the following steps:
-S1: providing the first and second joints: the joints are made of H62 brass bars as raw materials, 12 jacks and 12 grooves, the width D is 3mm, the D1 is 25mm, and the D2 is 63 mm;
-S2: completing the connection of the first joint: the lead sleeve is a T2 long red copper sleeve, the thickness is 5mm, the length is 70mm, the leads are 12 copper stranded wires, the diameter of a single copper stranded wire is 11mm, and the diameter of the whole connected copper stranded wire on a joint is 58 mm;
-S3: repeating the step S2 to complete the connection of the second joint;
-S4: crimping the connector: opening a buckling machine, putting the hollow inner cavity of the joint into the buckling machine, firstly buckling and pressing a single wire to the diameter of 9.6mm for multiple times, and buckling and pressing a plurality of wires on the joint to the diameter of 56.5 mm;
-S5: wrapping a sheath: and sleeving the sheath on the periphery of the lead, and fixing the two ends of the sheath, the first joint and the second joint to obtain the water-cooled cable sample 1.
After the sample 1 is buckled, the compression joint of the connector and the wire has good compactness, and the wire has good contact and no local heating phenomenon through current test.
Example 2
In one embodiment, the production process of the water-cooled cable may include the following steps:
-S1: providing the first and second joints: the joints are made of H62 brass bars as raw materials, 12 jacks and 12 grooves, the width D is 3mm, the D1 is 30mm, and the D2 is 65 mm;
-S2: completing the connection of the first joint: the lead sleeve is a T2 long red copper sleeve, the thickness is 5mm, the length is 70mm, the lead is 12 copper stranded wires, the diameter of a single copper stranded wire is 12mm, and the diameter of the whole connected copper stranded wire on a joint is 60 mm;
-S3: repeating the step S2 to complete the connection of the second joint;
-S4: crimping the connector: opening a buckling machine, putting the hollow inner cavity of the joint into the buckling machine, firstly buckling and pressing a single wire to the diameter of 9.8mm for multiple times, and buckling and pressing a plurality of wires on the joint to the diameter of 57.5mm integrally;
-S5: wrapping a sheath: and sleeving the sheath on the periphery of the lead, and fixing the two ends of the sheath, the first joint and the second joint to obtain the water-cooled cable sample 2.
The sample 2 is good in compression compactness of the joint and the wire after being buckled, and the wire is good in contact and free of local heating through a current test.
Comparative example 1
-S1: providing the first and second joints: the joints are made of H62 brass bars as raw materials, 12 jacks are arranged, D1 is 25mm, D2 is 63mm, and no groove is arranged on each joint;
-S2: completing the connection of the first joint: the lead sleeve is a T2 long red copper sleeve, the thickness is 5mm, the length is 70mm, the lead is 12 copper stranded wires, the diameter of a single copper stranded wire is 11mm, and the diameter of the whole connected copper stranded wire on a joint is 58 mm;
-S3: repeating the step S2 to complete the connection of the second joint;
-S4: crimping the connector: opening a buckling machine, putting the hollow inner cavity of the joint into the buckling machine, firstly buckling and pressing a single wire to the diameter of 9.6mm for multiple times, and buckling and pressing a plurality of wires on the joint to the diameter of 56.5 mm;
after step S4 is completed, the tab is flattened.
Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value. The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. The utility model provides a production technology of water-cooled cable, its characterized in that, water-cooled cable is including many wires, the both ends of many wires are connected with first joint and second respectively and connect, the peripheral parcel of many wires has the sheath, the both ends of sheath respectively with first joint, second connect fixedly, production technology includes following step:
-S1: providing the first joint and the second joint, wherein the joints are provided with hollow inner cavities, two ends of each joint are provided with openings, the openings are communicated with the hollow inner cavities, a plurality of jacks are arranged on the end surface of one opening of each joint, and a plurality of grooves are arranged on the outer side wall of each joint corresponding to the jacks;
-S2: respectively embedding one end of each of the plurality of wires into the plurality of wire sleeves one by one, and respectively inserting one end of each of the plurality of wires embedded with the wire sleeve into the plurality of jacks one by one to complete connection between the first joint and the plurality of wires;
-S3: repeating step S2 with the other end of the plurality of wires to complete the connection of the second connector and the plurality of wires;
-S4: applying pressure to the outer side walls of the first joint and the second joint where the grooves are located so as to press the two ends of the wires with the first joint and the second joint respectively;
-S5: and sleeving the sheath on the periphery of the lead and fixing the two ends of the sheath with the first joint and the second joint to obtain the water-cooled cable.
2. The production process according to claim 1, characterized in that: in step S4, the applying pressure includes a first pressure applying process and a second pressure applying process, the first pressure applying process presses the wires in the single jack and the corresponding jacks, and the second pressure applying process presses the plurality of wires integrally.
3. The production process according to claim 2, characterized in that: after the steps S2 and S3 are completed, the diameter of each wire is 11-12 mm, and the overall diameter of the plurality of wires is 58-60 mm.
4. The production process according to claim 3, characterized in that: the diameter of the single wire is 9.6-9.8 mm after the first pressure application process is finished, and the overall diameter of the multiple wires is 56.5-57.5 mm after the second pressure application process is finished.
5. The production process according to claim 1, characterized in that: the joint comprises a first hollow cylinder and a second hollow cylinder which are coaxially arranged, the diameter of the bottom surface of the second hollow cylinder is larger than that of the bottom surface of the first hollow cylinder, and the insertion hole is formed in the second hollow cylinder.
6. The production process according to claim 5, characterized in that: the inner diameter D1 of the second hollow cylinder is 25-30 mm, and the outer diameter D2 is 63-65 mm.
7. The production process according to claim 1, characterized in that: the wall thickness of the wire sleeve is 0.4-0.6 mm, and the length of the wire sleeve is 60-80 mm.
8. The production process according to claim 1, characterized in that: the groove is arranged in the middle of two adjacent jacks.
9. The production process according to claim 8, characterized in that: the width d of the groove is 2-4 mm, and the plurality of insertion holes are circumscribed to form a circle O1Is less than or equal to the diameter of the plurality of groove circumscribed circles O2Of (c) is measured.
10. The water-cooled cable prepared by the production process according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210026140.0A CN114446543B (en) | 2022-01-11 | 2022-01-11 | Production process of water-cooled cable and water-cooled cable |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210026140.0A CN114446543B (en) | 2022-01-11 | 2022-01-11 | Production process of water-cooled cable and water-cooled cable |
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| CN114446543A true CN114446543A (en) | 2022-05-06 |
| CN114446543B CN114446543B (en) | 2024-07-02 |
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| CN110086060A (en) * | 2019-01-09 | 2019-08-02 | 西安建筑科技大学 | The clamping that the connection method of cable connector and copper stranded conductor and its connection procedure use |
| CN111667955A (en) * | 2020-05-25 | 2020-09-15 | 李璐 | Fireproof flexible cable production process and flexible fireproof cable produced by same |
| CN219626973U (en) * | 2023-03-06 | 2023-09-01 | 杭州临安冶金设备成套制造有限公司 | Water-cooled cable joint structure |
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| CN2207624Y (en) * | 1994-05-31 | 1995-09-13 | 胡叔良 | Large current water cooling coaxial cable |
| US6972505B1 (en) * | 1996-05-29 | 2005-12-06 | Abb | Rotating electrical machine having high-voltage stator winding and elongated support devices supporting the winding and method for manufacturing the same |
| CN1864885A (en) * | 2005-05-19 | 2006-11-22 | 上海发电设备成套设计研究所 | A radial compression applied sealing member processing method |
| JP2009266414A (en) * | 2008-04-22 | 2009-11-12 | Ebara Densen Kk | Heat-generating resin coated wire, and its manufacturing method |
| US20150303675A1 (en) * | 2012-11-22 | 2015-10-22 | R. Stahl Schaltgeräte GmbH | Explosion-proof cable connecting assembly |
| CN103515827A (en) * | 2013-10-15 | 2014-01-15 | 广西铁合金有限责任公司 | Water-cooled cable copper joint and copper stranded wire pressing forming mould and processing method |
| CN203495097U (en) * | 2013-10-15 | 2014-03-26 | 广西铁合金有限责任公司 | 360-degree symmetrical pressurization equipment |
| US20170126084A1 (en) * | 2014-04-04 | 2017-05-04 | Dynamic E Flow Gmbh | Electrical hollow conductor for an electromagnetic machine |
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| CN111667955A (en) * | 2020-05-25 | 2020-09-15 | 李璐 | Fireproof flexible cable production process and flexible fireproof cable produced by same |
| CN219626973U (en) * | 2023-03-06 | 2023-09-01 | 杭州临安冶金设备成套制造有限公司 | Water-cooled cable joint structure |
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| CN114446543B (en) | 2024-07-02 |
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