CN216389757U - Cable conductor connection structure - Google Patents
Cable conductor connection structure Download PDFInfo
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- CN216389757U CN216389757U CN202122213193.7U CN202122213193U CN216389757U CN 216389757 U CN216389757 U CN 216389757U CN 202122213193 U CN202122213193 U CN 202122213193U CN 216389757 U CN216389757 U CN 216389757U
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Abstract
The utility model discloses a cable conductor connecting structure. The problems of low production efficiency, increased production cost and the like caused by shutdown during continuous production and disc replacement in the continuous production process of rubber cables are solved; the cable comprises a first cable and a second cable, conductor strands at one end of the first cable are connected with conductor strands at one end of the second cable in a staggered mode, and the connection position of the first cable and the second cable is connected in a winding mode through the electrical tape. The connector has the advantages that the conductor strands at the connecting position are mutually crossed, the crossing points are ensured to be uniformly distributed at the connecting position, the connector is ensured to be firm and reliable, the outer diameter of the connecting position is reduced, and the machine halt caused by mold clamping is prevented; the starting loss is reduced, the repeated work of the staff is reduced, the working efficiency of the staff is increased, and the production cost is reduced.
Description
Technical Field
The utility model relates to the technical field of cable connection, in particular to a cable conductor connecting structure.
Background
In the continuous sulfur production process of the rubber cable, because the bearing length of the cable pay-off reel is limited, the machine needs to be stopped to perform waterproof joint again when the reel is changed in continuous production every time, and the machine needs to spend 30-50 min from stopping to restarting every time, so that the production efficiency is reduced, and the production cost is increased.
For example, a "catenary continuous vulcanization conductor connector for crosslinked cables and a catenary continuous vulcanization manufacturing method" disclosed in chinese patent document, which is published as 2012 for 11/14/2012, is disclosed as CN101728032B, and is characterized in that the front and rear continuous conductors each have a pressing sleeve, one end of each pressing sleeve is connected to a connecting sleeve or a connecting rod in a pulling rotatable manner, and the connection overlapping portion has an insertable pin to form the conductor connector. The size of the connecting piece is manufactured in advance, the outer diameter of the connecting part is possibly larger than that of a cable, so that the situation that a conductor is broken or the conductor is clamped is easy to occur, the production cost is increased, and the production efficiency is reduced.
Disclosure of Invention
The utility model mainly solves the problems of low production efficiency, increased production cost and the like caused by shutdown when disc replacement is carried out in continuous production of rubber cables in the continuous vulcanization production process; a cable conductor connecting structure is provided.
The technical problem of the utility model is mainly solved by the following technical scheme:
the utility model comprises a cable and an electrical tape, wherein the cable comprises a first cable and a second cable, a conductor strand at one end of the first cable is connected with a conductor strand at one end of the second cable in an intersecting manner, and the joint of the first cable and the second cable is wound and connected through the electrical tape. Adopt this scheme can need not change the dish through shutting down in the rubber cable even sulphur production process, with the extrusion speed that machines when two cable junction slow down, make operating personnel have time to connect the cable, then handle the conductor end of two cables, cut away the copper wire strand of certain quantity, carry out the cross connection with both ends conductor strand, guarantee connector evenly distributed among the connection process, and subtract unnecessary conductor, use electrician's sticky tape to twine the one deck at last, it is fixed to wrap up the junction.
Preferably, a high-temperature adhesive tape layer is arranged outside the electrical adhesive tape layer at the joint of the first cable and the second cable. The high-temperature adhesive tape is used for winding, so that the conductor cannot be loosened even if the electrical adhesive tape melts after the cable enters the vulcanizing pipeline.
Preferably, when the cable at least comprises two cable cores, an adhesive layer is further arranged between the electrical adhesive tape layer and the high-temperature adhesive tape layer at the joint of the first cable and the second cable. When the cable conductor is a multi-core large-section conductor, the joint is wound by using the rubber sheet so as to ensure that the outer diameter of the joint is round and the size is proper and the cable conductor has a filling effect.
Preferably, talcum powder is arranged outside the high-temperature adhesive tape layer at the joint of the first cable and the second cable. The talc powder is added to allow the cable connection to be extruded normally when exiting the head.
Preferably, the number of the copper strands of the first cable is less than that of the original first cable, and the number of the copper strands at the joint of the second cable is less than that of the original second cable. When the conductor strands at the joint are crossed with each other by adopting the scheme, the crossed points are ensured to be uniformly distributed at the joint, the firmness and reliability of the connector are ensured, and the outer diameter of the joint is reduced.
Preferably, the outer diameter of the joint of the first cable and the second cable is smaller than the outer diameter of the conductor of the first cable or the outer diameter of the conductor of the second cable. Adopt this scheme to connect both ends to the conductor and handle, reduce junction external diameter, prevent that the card mould from leading to shutting down.
Preferably, the distance between the copper wire strands at the joint of the first cable and the second cable is 0.01mm-0.05 mm. The scheme is adopted so that the outer diameter of the joint does not exceed the outer diameter of the original conductor.
The utility model has the beneficial effects that:
1. the conductor strands at the joint are crossed with each other, so that the crossed points are uniformly distributed at the joint, the firmness and reliability of the connector are ensured, the outer diameter of the joint is reduced, and the machine halt caused by die clamping is prevented.
2. The electric tape winding is firstly used for ensuring that the conductors are not dispersed and firmly connected, and then the high-temperature tape winding is used for ensuring that the conductors are not loosened even if the electric tape melts after entering the vulcanizing pipeline (the rubber sheet winding is used for ensuring that the outer diameter of the joint is round and the size is proper and the filling effect is achieved when the multi-core large-section conductor is connected).
3. When the similar products are produced, the cable conductor is connected without stopping and starting up due to insufficient wire core length, so that the starting up loss is reduced, the repeated work of staff is reduced, the working efficiency of the staff is increased, and the production cost is reduced.
Drawings
FIG. 1 is a block diagram of the present invention.
Fig. 2 is a cross-sectional view at a in fig. 1 of the present invention.
In the figure, 1 is a cable, 2 is a cable core, 3 is an electrical adhesive tape layer, 4 is an adhesive tape layer, and 5 is a high-temperature adhesive tape layer.
Detailed Description
The technical scheme of the utility model is further specifically described by the following embodiments and the accompanying drawings.
Example (b):
a cable conductor connection structure of this embodiment, as shown in fig. 1, includes a cable and an electrical tape, the cable 1 includes a first cable and a second cable, a conductor strand at one end of the first cable and a conductor strand at one end of the second cable are connected in an intersecting manner, and a joint of the first cable and the second cable is connected by winding the electrical tape. As shown in fig. 2, a high temperature adhesive tape layer 5 is arranged outside the electrical adhesive tape layer 3 at the joint of the first cable and the second cable, an adhesive tape layer 4 is further arranged between the electrical adhesive tape layer 3 and the high temperature adhesive tape layer 5 at the joint of the first cable and the second cable, the distance between the copper wire strands at the joint of the first cable and the second cable is 0.01mm-0.05mm, and talc powder is further arranged outside the high temperature adhesive tape layer 5 at the joint of the first cable and the second cable.
In practice, the operator will first slow down the machine, which will give time to operate the cable connection. In the method, when the first cable reel conductor is 100 meters, an operator reduces the starting speed, and the remaining 100 meters of cable are completely discharged from the cable reel by using the wire storage device; then handle the conductor end of first cable and second cable, cut away a certain amount of copper wire strand, carry out the cross connection with both ends conductor strand again, guarantee connector evenly distributed among the connection process to cut away unnecessary conductor, make the copper wire strand number of first cable be less than the copper wire strand number of original first cable, the copper wire strand number of second cable junction is less than the copper wire strand number of original second cable. And finally, winding a layer of electrical adhesive tape to form an electrical adhesive tape layer 3 (if the electrical adhesive tape layer is a multi-core large-section conductor, a layer of rubber is required to be tightly wrapped to form a rubber sheet 4), knocking the electrical adhesive tape layer flat by using a wood board at a protruded position to enable the distance between copper wire strands at the joint of the first cable and the second cable to be 0.01-0.05 mm, and winding a layer of high-temperature adhesive tape to form a high-temperature adhesive tape 5. The outer diameter of the joint of the first cable and the second cable is smaller than the outer diameter of the conductor of the first cable or the outer diameter of the conductor of the second cable, after operation is completed, the extrusion speed is increased when the conductor joint enters the machine head by an operator, a layer of talcum powder is coated on the joint, and the extrusion speed is adjusted to be the normal starting speed when the conductor joint exits the machine head.
In the continuous sulfur production process of the rubber cable, because the bearing length of the cable pay-off reel is limited, the machine needs to be stopped to manufacture the waterproof joint again when the reel is replaced in continuous production every time, the production efficiency is reduced, the production cost is increased, and the machine does not need to be stopped and started because the length of the wire core is not enough. In the embodiment, the starting speed is adjusted before the joints at the two ends of the conductor, so that the conductor is prevented from being unsuccessfully connected; two ends of a conductor connecting part of the cable are processed, so that the outer diameter of the connecting part is reduced, and the shutdown caused by mold clamping is prevented; conductor strands at the joint are crossed with each other, so that the crossed points are uniformly distributed at the joint, the joint is firm and reliable, and the outer diameter of the joint is reduced; firstly, an electrical adhesive tape is used for winding to ensure that the conductors are not scattered and firmly connected, and then a high-temperature adhesive tape is used for winding to ensure that the conductors are not loosened even if the electrical adhesive tape melts after entering a vulcanization pipeline (when the multi-core large-section conductors are connected, a rubber sheet is used for winding to ensure that the outer diameter of the connection part is round and the size is proper and the filling function is achieved); the operating personnel increase machine extrusion speed when the conductor gets into the aircraft nose, increase junction external diameter, guarantee that the cable gets into vulcanization pipeline and can not appear exploding the mouth and lead to intaking, transfers to increase to normal boot speed after the junction gets into vulcanization pipeline.
It should be understood that the examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
Claims (7)
1. A cable conductor connecting structure comprises a cable and an electrical tape, and is characterized in that the cable comprises a first cable and a second cable, conductor strands at one end of the first cable are connected with conductor strands at one end of the second cable in an intersecting mode, and the joint of the first cable and the second cable is connected through the electrical tape in a winding mode.
2. The cable conductor connection structure according to claim 1, wherein a high temperature tape layer is disposed outside the electrical tape layer at the connection of the first cable and the second cable.
3. The cable conductor connection structure of claim 2, wherein when the cable comprises at least two cable cores, a rubber layer is further disposed between the electrical tape layer and the high temperature tape layer at the connection position of the first cable and the second cable.
4. The cable conductor connection structure according to claim 2, wherein a high temperature adhesive tape layer at the connection of the first cable and the second cable is coated with talc powder.
5. The cable conductor connection structure according to claim 1, wherein the number of strands of the first cable is less than the number of strands of the first cable, and the number of strands of the second cable is less than the number of strands of the second cable.
6. A cable conductor connecting structure according to claim 1, 2 or 5, wherein the outer diameter of the connecting portion of the first cable and the second cable is smaller than the outer diameter of the conductor of the first cable or the outer diameter of the conductor of the second cable.
7. A cable conductor connection according to claim 1, wherein the distance between the copper strands at the junction of the first cable and the second cable is 0.01mm to 0.05 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122213193.7U CN216389757U (en) | 2021-09-13 | 2021-09-13 | Cable conductor connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122213193.7U CN216389757U (en) | 2021-09-13 | 2021-09-13 | Cable conductor connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216389757U true CN216389757U (en) | 2022-04-26 |
Family
ID=81242603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122213193.7U Active CN216389757U (en) | 2021-09-13 | 2021-09-13 | Cable conductor connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216389757U (en) |
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2021
- 2021-09-13 CN CN202122213193.7U patent/CN216389757U/en active Active
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