CN115207869B - Power cable joint and connecting process thereof - Google Patents
Power cable joint and connecting process thereof Download PDFInfo
- Publication number
- CN115207869B CN115207869B CN202210962210.3A CN202210962210A CN115207869B CN 115207869 B CN115207869 B CN 115207869B CN 202210962210 A CN202210962210 A CN 202210962210A CN 115207869 B CN115207869 B CN 115207869B
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- cable
- fixed pipe
- pipe
- wall
- groove
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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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- 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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/14—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for joining or terminating cables
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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
- H02G15/02—Cable terminations
- H02G15/04—Cable-end sealings
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- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention belongs to the technical field of cable connection, in particular to a power cable connector and a connection process of the power cable connector. This power cable joint and power cable joint's connection technology through setting up the junction at first cable and second cable and wrap up the protection through the connecting pipe to in the inboard of first fixed pipe and second fixed pipe, utilize the go-between that wraps up and have sealed pad inserts the spread groove, make the junction of first fixed pipe and second fixed pipe inseparable, avoid the cable inside to get into impurity, and when the surface through the connecting pipe to first fixed pipe is in, press the inserted bar to sealed surface pressure of filling up, make the connection fastening between first fixed pipe and the second fixed pipe, thereby make have the characteristics of being convenient for with cable connection fastening.
Description
Technical Field
The invention relates to the technical field of cable connection, in particular to a power cable connector and a connecting process of the power cable connector.
Background
The cable joint is also called a cable head. After the cable is laid, the sections must be connected as a unit in order to form a continuous line, and these points of connection are called cable joints. The cable joints in the middle of the cable line are called intermediate joints, while the cable joints at both ends of the line are called terminal heads. The cable connector is used for locking and fixing the incoming and outgoing lines.
The current cable joint is when using, not only need connect the fastening between two sections cables, still need carry out dustproof and waterproof to the junction of cable simultaneously, especially when outdoor use, not only there is wild animal's collision impact, still accompany the wet weather of rainwater, cable connection is if appear the short circuit or the danger that the electric leakage appears very easily in the circumstances of electric leakage, and along with super high-rise, extra-high-rise building power supply need along with the development of building constantly improves, required voltage and electric quantity can be increasingly big, if cable connection is inseparable firm, danger easily takes place.
Disclosure of Invention
Based on the technical problem that the existing cable connector is inconvenient to use outdoors, the invention provides a power cable connector and a connecting process of the power cable connector.
The invention provides a power cable joint and a connecting process of the power cable joint, which comprise a first cable and a second cable, wherein the tail end of the first cable is provided with a fixing assembly; the butt joint assembly comprises a second fixed pipe, and the butt joint assembly fixedly sleeves the tail end surface of the second cable through the second fixed pipe.
Preferably, the baffle is sleeved on the outer surface of the first fixed pipe, the outer surface of the first fixed pipe and the outer surface of the second fixed pipe are both provided with threads, the surface of the second fixed pipe is connected with the connecting pipe in a threaded manner, the end face of the first fixed pipe is attached to the end face of the second fixed pipe in an aligned manner, and the connecting pipe is screwed in from the surface of the second fixed pipe to the surface of the first fixed pipe through threads.
Through above-mentioned technical scheme, utilize the baffle to hinder the precession of connecting pipe to avoid the connecting pipe to cup joint the surface at first fixed pipe completely, make the junction between first fixed pipe and the second fixed pipe expose.
Preferably, the mounting groove has been seted up to the surface of the fixed pipe of second, and the upper end inner wall fixedly connected with articulated shaft of mounting groove, and the surface rotation of articulated shaft is connected with the cardboard, and the cardboard is used the articulated shaft to swing between the surface of mounting groove and the fixed pipe of second as the centre of a circle.
Through above-mentioned technical scheme, utilize the cardboard to block the other end of connecting pipe to be convenient for avoid the connecting pipe to the surface withdrawal of the fixed pipe of second.
Preferably, the surface fixedly connected with fixture block of cardboard, the fixture block carries out the joint with the surface of connecting pipe after the cardboard is erect, and the hinge groove has been seted up to the lower surface of cardboard, and the inner wall in hinge groove articulates there is the hinge piece, and the lower extreme surface fixedly connected with guard plate of hinge piece, guard plate drive hinge piece swing in the hinge groove.
Through above-mentioned technical scheme, utilize the guard plate to shelter from the surface of mounting groove to avoid reducing debris to get into the mounting groove in, can also be in the lower surface both sides installation of guard plate draw the net, and with the lower extreme of drawing the net with the open surface fixed connection of mounting groove, thereby be convenient for protect the both sides of guard plate.
Preferably, the interior bottom wall fixedly connected with thrust spring of mounting groove, thrust spring's upper surface fixedly connected with supporting shoe, the upper end of supporting shoe is round platform form, the fixed rubber hose that has cup jointed of upper end of supporting shoe, rubber hose's upper surface fixedly connected with ejector pin, the ejector pin is located between guard plate and the cardboard, the constant head tank has been seted up to the lower surface of ejector pin, the inner wall of constant head tank and the upper end surface adaptation of supporting shoe, rubber hose is leading-in the upper end of supporting shoe to the constant head tank, the upper end surface fixedly connected with stay cord of ejector pin, the terminal and the fixed surface of articulated piece of stay cord are connected.
Through above-mentioned technical scheme, utilize ejector pin and supporting shoe combination to jack-up the cardboard to be convenient for outwards release the cardboard, and accomodate ejector pin and supporting shoe through the separation of ejector pin and supporting shoe.
Preferably, the spread groove has been seted up to the terminal surface of first fixed pipe, the fixed orifices has been seted up to the surface of first fixed pipe, the inside wall fixedly connected with rubber dish of fixed orifices, the fixed inserted bar that pegs graft in the center department of two adjacent rubber dishes, the lower extreme of inserted bar is sharp taper, the terminal surface fixedly connected with go-between of second fixed pipe, the surface of go-between slides with the inner wall of spread groove and pegs graft, the surface mounting of go-between has cup jointed sealed pad, the cross-section of sealed pad is L form, the lower extreme of inserted bar peg graft down the surface of sealed pad.
Through the technical scheme, the inserted rod is used for being inserted into the sealing gasket, so that the sealing gasket and the connecting ring are prevented from being pulled out of the connecting groove conveniently.
Preferably, the upper end surface fixedly connected with bulb of inserted bar, the connecting pipe is to the surface screw in of first fixed pipe and press down the bulb surface, and the terminal surface fixedly connected with sealing ring of first fixed pipe, the draw-in groove has been seted up to the terminal lateral wall surface of sealing ring, and the through-hole has been seted up to the inner wall of two adjacent draw-in grooves, and the inside of two adjacent draw-in grooves is through the through-hole intercommunication.
Through the technical scheme, the through holes are utilized to communicate the two adjacent clamping grooves, so that after water enters the slots, water enters the clamping grooves through the through holes and is contacted with the directional rainwater sealing strips.
Preferably, the slot has been seted up to the terminal surface of the fixed pipe of second, and the inner wall of slot is pegged graft with the surface sliding of sealing ring, and the inner wall fixedly connected with extrusion strip of slot, the material of extrusion strip are the sealing strip, the surface of extrusion strip and the inner wall joint of draw-in groove, extrude the sealing ring after the extrusion strip meets water inflation.
Through above-mentioned technical scheme, utilize the sealing ring to extrude after the sealing strip meets water inflation for the connection between slot and the sealing ring is inseparabler, and then waterproof to the cable.
Preferably, the surface of the first cable and the surface of the second cable are fixedly sleeved with ceramic columns, the outer surfaces of the two ceramic columns are fixedly connected with the inner wall of the first fixed pipe and the inner part of the second fixed pipe respectively, insertion holes are formed in the end faces of the ceramic columns, the wire cores of the first cable and the wire cores of the second cable extend into the ceramic columns respectively through the insertion holes, and the wire cores in the two adjacent insertion holes are communicated through the wire columns.
Through the technical scheme, the wire cores of the cables are packaged through the ceramic columns, so that the first cable and the second cable are conducted conveniently.
Preferably, a connection process of the power cable joint is as follows:
peeling the package at the tail end of the first cable and the package at the tail end of the second cable, installing ceramic columns on the surfaces of the first cable and the second cable, enabling a wire core of the cable to be inserted into the insertion holes, inserting a wire column into the surface of one of the ceramic columns through the insertion holes, fixing a first fixing tube on the surface of the first cable, and fixing a second fixing tube on the surface of the second cable;
step two, screwing the connecting pipe into the surface of the second fixed pipe, pressing the surface of the clamping plate by the connecting pipe, contracting the clamping plate and the protection plate towards the mounting groove, and simultaneously extruding the ejector rod and the supporting block, so that the supporting block is separated from the positioning groove, the rubber hose is extruded and bent, and the supporting block and the ejector rod are respectively positioned at two ends of the rubber hose;
step three, the deflection of the first cable and the second cable is regulated, so that the threads on the surface of the first cable are aligned with the threads on the surface of the second cable, the aligned first cable and second cable are close to each other, the wire post is inserted into the jack on the surface of the other ceramic post, the first cable and the second cable are conducted, meanwhile, the inner wall of the slot is in sliding connection with the surface of the sealing ring, the surface of the extrusion strip is in clamping connection with the inner wall of the clamping groove, and the surface of the connecting ring is in connection with the inner wall of the connecting groove;
step four, screwing the connecting pipe on the surface of the second fixed pipe into the surface of the first fixed pipe, so that the connecting pipe wraps the joint of the first fixed pipe and the second fixed pipe, after the connecting pipe moves to the surface of the first fixed pipe, the connecting pipe moves away from the surface of the mounting groove, after the connecting pipe moves, the surface of the clamping plate loses pressure, the supporting block is jacked upwards by the thrust spring, the supporting block is inserted into the positioning groove upwards and drives the ejector rod to jacked upwards, the ejector rod props up between the clamping plate and the protection plate, the clamping plate deflects upwards, the clamping plate stretches out of the mounting groove, and one end of the connecting pipe is blocked by the clamping plate and the clamping block;
fifthly, the baffle blocks the screwing-in of the connecting pipe, when the connecting pipe is screwed in to the surface of the first fixed pipe, the inner wall of the connecting pipe extrudes the ball head, the ball head drives the inserted rod to be inserted into the surface of the sealing gasket downwards, and the rubber disc is stretched and deformed downwards.
The beneficial effects of the invention are as follows:
1. through setting up the junction at first cable and second cable and wrap up the protection through the connecting pipe to in the inboard of first fixed pipe and the inboard of second fixed pipe, utilize the go-between that the parcel has sealed pad to insert the spread groove, make the junction of first fixed pipe and second fixed pipe inseparable, avoid the inside impurity that gets into of cable, and when the surface to first fixed pipe through the connecting pipe is in, press the inserted bar to sealed surface pressure of filling up, make the connection fastening between first fixed pipe and the second fixed pipe, thereby make have the characteristics of being convenient for with cable junction fastening.
2. Through setting up the cardboard through the mounting groove at the surface of the fixed pipe of second, utilize the connecting pipe to press the cardboard to the mounting groove in shrink to after the connecting pipe moves to the surface of the fixed pipe of first, the cardboard is ejecting from the mounting groove through thrust spring's ejector pin, and then obstructs the back of connecting pipe, and the baffle hinders the precession of connecting pipe simultaneously, makes the connecting pipe be located the junction surface of the fixed pipe of first and second all the time, thereby avoids the connecting pipe to take place the displacement.
3. Through setting up the connection of slot and sealing ring in the inboard of go-between, and then increase the joint strength between first fixed pipe and the fixed pipe of second to make the route growth of external moisture content contact cable, look at the extrusion strip simultaneously on the surface of sealing ring, utilize the extrusion strip of water swelling sealing strip material to extrude in the slot after contacting moisture content, extrusion strip inflation makes to be connected closely between sealing ring and the slot inner wall, hinders moisture circulation, thereby is convenient for carry out waterproofly to the cable joint.
Drawings
FIG. 1 is a schematic diagram of a power cable joint and a connection process of the power cable joint according to the present invention;
fig. 2 is a perspective view of a first fixing tube structure of a power cable connector and a connection process of the power cable connector according to the present invention;
FIG. 3 is a cross-sectional view of a power cable connector and a first fixing tube for a connection process of the power cable connector according to the present invention;
FIG. 4 is an enlarged view of the structure A in FIG. 3 illustrating a power cable connector and a connection process of the power cable connector according to the present invention;
FIG. 5 is an enlarged view of the structure of the power cable connector and the connection process of the power cable connector shown in FIG. 3;
fig. 6 is a perspective view of a second fixing tube structure of the power cable connector and a connection process of the power cable connector according to the present invention;
fig. 7 is a perspective view of a power cable connector and a jack structure of a connection process of the power cable connector according to the present invention;
fig. 8 is a cross-sectional view of a power cable connector and a connection process of the power cable connector according to the present invention;
FIG. 9 is a cross-sectional view of a power cable connector and a rubber hose structure for a connection process of the power cable connector according to the present invention;
fig. 10 is a cross-sectional view of a second fixing tube structure of a power cable connector and a connection process of the power cable connector according to the present invention;
fig. 11 is an enlarged view of the structure of fig. 10C of a power cable connector and a connection process of the power cable connector according to the present invention.
In the figure: 1. a first cable; 2. a second cable; 3. a first fixed tube; 4. a second fixed tube; 5. a baffle; 6. a connecting pipe; 7. a mounting groove; 8. a hinge shaft; 9. a clamping plate; 10. a clamping block; 11. a hinge groove; 12. a hinge block; 13. a protection plate; 14. a thrust spring; 15. a support block; 16. a rubber hose; 17. a push rod; 18. a positioning groove; 19. a pull rope; 20. a connecting groove; 21. a fixing hole; 22. a rubber plate; 23. a rod; 24. a connecting ring; 25. a sealing gasket; 26. ball head; 27. a seal ring; 28. a clamping groove; 29. a through hole; 30. a slot; 31. extruding the strip; 32. a ceramic column; 33. and a wire column.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1 to 11, a power cable joint and a connection process of the power cable joint, including a first cable 1 and a second cable 2, wherein a fixing component is installed at the end of the first cable 1, a docking component is installed at the end of the second cable 2, the fixing component includes a first fixing tube 3, and the fixing component fixedly sockets the end surface of the first cable 1 through the first fixing tube 3; the butt joint assembly comprises a second fixed pipe 4, and the butt joint assembly fixedly sleeves the tail end surface of the second cable 2 through the second fixed pipe 4.
In order to pre-package the tail end of the cable, ceramic columns 32 are fixedly sleeved on the surface of the first cable 1 and the surface of the second cable 2, the outer surfaces of the two ceramic columns 32 are fixedly connected with the inner wall of the first fixed pipe 3 and the inner part of the second fixed pipe 4 respectively, insertion holes are formed in the end faces of the ceramic columns 32, wire cores of the first cable 1 and wire cores of the second cable 2 extend into the ceramic columns 32 respectively through the insertion holes, the wire cores in the two adjacent insertion holes are conducted through wire guide columns 33, and the wire cores of the cable are packaged through the ceramic columns 32, so that the first cable 1 and the second cable 2 are conducted conveniently.
In order to avoid the displacement of the connecting pipe 6, the baffle 5 is fixedly sleeved on the outer surface of the first fixed pipe 3, threads are formed on the outer surface of the first fixed pipe 3 and the outer surface of the second fixed pipe 4, the connecting pipe 6 is connected on the surface of the second fixed pipe 4 in a threaded manner, the end face of the first fixed pipe 3 is attached to the end face of the second fixed pipe 4, the connecting pipe 6 is screwed in from the surface of the second fixed pipe 4 to the surface of the first fixed pipe 3 through the threads, the baffle 5 is utilized to block the screwing of the connecting pipe 6, and therefore the situation that the connecting pipe 6 is completely sleeved on the surface of the first fixed pipe 3 is avoided, and the connecting position between the first fixed pipe 3 and the second fixed pipe 4 is exposed; the mounting groove 7 has been seted up to the surface of the fixed pipe of second 4, and the upper end inner wall fixedly connected with articulated shaft 8 of mounting groove 7, and the surface rotation of articulated shaft 8 is connected with cardboard 9, and cardboard 9 uses articulated shaft 8 to swing between the surface of mounting groove 7 and the fixed pipe of second 4 as the centre of a circle, uses cardboard 9 to block the other end of connecting pipe 6 to be convenient for avoid connecting pipe 6 to the surface withdrawal of the fixed pipe of second 4.
In order to protect the surface of the mounting groove 7, a clamping block 10 is fixedly connected to the surface of the clamping plate 9, the clamping block 10 is clamped with the outer surface of the connecting pipe 6 after the clamping plate 9 is erected, a hinge groove 11 is formed in the lower surface of the clamping plate 9, a hinge block 12 is hinged to the inner wall of the hinge groove 11, a protection plate 13 is fixedly connected to the lower end surface of the hinge block 12, the protection plate 13 drives the hinge block 12 to swing in the hinge groove 11, the surface of the mounting groove 7 is shielded by the protection plate 13, impurities are prevented from entering the mounting groove 7, a pull net can be installed on two sides of the lower surface of the protection plate 13, the lower end of the pull net is fixedly connected with the opening surface of the mounting groove 7, and accordingly protection is facilitated on two sides of the protection plate 13.
In order to eject the clamping plate 9, a thrust spring 14 is fixedly connected to the inner bottom wall of the mounting groove 7, a supporting block 15 is fixedly connected to the upper surface of the thrust spring 14, the upper end of the supporting block 15 is in a round table shape, a rubber hose 16 is fixedly sleeved at the upper end of the supporting block 15, a push rod 17 is fixedly connected to the upper surface of the rubber hose 16, the push rod 17 is located between the protection plate 13 and the clamping plate 9, a positioning groove 18 is formed in the lower surface of the push rod 17, the inner wall of the positioning groove 18 is matched with the upper end surface of the supporting block 15, the rubber hose 16 guides the upper end of the supporting block 15 into the positioning groove 18, a pull rope 19 is fixedly connected to the upper end surface of the push rod 17, the tail end of the pull rope 19 is fixedly connected with the surface of the hinged block 12, the clamping plate 9 is jacked by means of the combination of the push rod 17 and the supporting block 15, and the clamping plate 9 is pushed outwards conveniently and the push rod 17 and the supporting block 15 are accommodated through the separation of the push rod 17 and the supporting block 15.
Through setting up the cardboard 9 through mounting groove 7 at the surface of the fixed pipe of second 4, utilize connecting pipe 6 to press the shrink to mounting groove 7 with cardboard 9 to after connecting pipe 6 moves to the surface of the fixed pipe of first 3, cardboard 9 is ejecting in the mounting groove 7 through push spring 14's ejector pin 17, and then hinder the back of connecting pipe 6, baffle 5 hinders the precession of connecting pipe 6 simultaneously, makes connecting pipe 6 be located the junction surface of the fixed pipe of first 3 and second 4 all the time, thereby avoids connecting pipe 6 to take place the displacement.
In order to strengthen the space between the first fixed pipe 3 and the second fixed pipe 4, a connecting groove 20 is formed in the end face of the first fixed pipe 3, a fixed hole 21 is formed in the outer surface of the first fixed pipe 3, rubber discs 22 are fixedly connected to the inner side walls of the fixed holes 21, inserting rods 23 are fixedly inserted in the centers of two adjacent rubber discs 22, the lower ends of the inserting rods 23 are conical, a connecting ring 24 is fixedly connected to the end face of the second fixed pipe 4, the surface of the connecting ring 24 is in sliding insertion connection with the inner wall of the connecting groove 20, a sealing gasket 25 is fixedly sleeved on the outer surface of the connecting ring 24, the cross section of the sealing gasket 25 is L-shaped, the lower ends of the inserting rods 23 downwards insert the surface of the sealing gasket 25, and the inserting rods 23 are used for being inserted into the sealing gasket 25, so that the sealing gasket 25 and the connecting ring 24 are conveniently prevented from being pulled out of the connecting groove 20; the upper end surface of the inserted link 23 is fixedly connected with a ball head 26, and the connecting pipe 6 is screwed into the surface of the first fixed pipe 3 and presses the surface of the ball head 26.
Through setting up the junction at first cable 1 and second cable 2 and wrap up the protection through connecting pipe 6 to in the inboard of first fixed pipe 3 and the inboard of the fixed pipe 4 of second, utilize the go-between 24 that wrap up have sealed 25 insert in spread groove 20, make the junction of first fixed pipe 3 and the fixed pipe 4 of second inseparable, avoid the inside entering impurity of cable, and when the surface to first fixed pipe 3 through connecting pipe 6 is rotated, press the inserted bar 23 to sealed 25's surface, make the fixed pipe 3 of first and the fixed pipe 4 of second connect fastening, thereby make have the characteristics of being convenient for with cable junction fastening.
In order to further strengthen the inside of the cable, the end face of the first fixed pipe 3 is fixedly connected with a sealing ring 27, the surface of the side wall of the tail end of the sealing ring 27 is provided with clamping grooves 28, the inner walls of two adjacent clamping grooves 28 are provided with through holes 29, the interiors of the two adjacent clamping grooves 28 are communicated through the through holes 29, and the two adjacent clamping grooves 28 are communicated by the through holes 29, so that after water enters the slot 30, water enters the clamping grooves 28 through the through holes 29 and is contacted by the directional rainwater sealing bar; the slot 30 has been seted up to the terminal surface of the fixed pipe 4 of second, the inner wall of slot 30 is pegged graft with the surface sliding of sealing ring 27, the inner wall fixedly connected with extrusion strip 31 of slot 30, extrusion strip 31's material is the stagnant water strip, extrusion strip 31's surface and draw-in groove 28's inner wall joint, extrusion strip 31 meet water inflation back and extrude sealing ring 27, utilize the stagnant water strip to meet water inflation back and extrude sealing ring 27 for the connection between slot 30 and sealing ring 27 is inseparabler, and then waterproof to the cable.
Through setting up the connection of slot 30 and sealing ring 27 in the inboard of go-between 24, and then increase the joint strength between first fixed pipe 3 and the fixed pipe 4 of second, and make the route growth of external moisture contact cable, look at extrusion strip 31 on the surface of sealing ring 27 simultaneously, utilize the extrusion strip 31 of water expansion sealing strip material after contacting moisture, extrusion strip 31 inflation extrudes in the slot 30, make be connected closely between sealing ring 27 and slot 30 inner wall, hinder the moisture circulation, thereby be convenient for waterproof to the cable joint.
The connection process of the power cable joint comprises the following steps:
firstly, stripping the package at the tail end of the first cable 1 and the package at the tail end of the second cable 2, installing ceramic columns 32 on the surfaces of the first cable 1 and the second cable 2, enabling a wire core of the cable to be inserted into the insertion holes, inserting a wire guide column 33 into the surface of one ceramic column 32 through the insertion holes, fixing a first fixing tube 3 on the surface of the first cable 1, and fixing a second fixing tube 4 on the surface of the second cable 2;
step two, screwing the connecting pipe 6 into the surface of the second fixed pipe 4, pressing the surface of the clamping plate 9 by the connecting pipe 6, contracting the clamping plate 9 and the protection plate 13 towards the mounting groove 7, and simultaneously extruding the ejector rod 17 and the supporting block 15, so that the supporting block 15 is separated from the positioning groove 18, the rubber hose 16 is extruded and bent, and the supporting block 15 and the ejector rod 17 are respectively positioned at two ends of the rubber hose 16;
step three, the deflection of the first cable 1 and the second cable 2 is regulated, so that the threads on the surface of the first cable 1 are aligned with the threads on the surface of the second cable 2, the aligned first cable 1 and second cable 2 are close, the lead wire column 33 is inserted into the jack on the surface of the other ceramic column 32, the first cable 1 and the second cable 2 are conducted, meanwhile, the inner wall of the slot 30 is in sliding connection with the surface of the sealing ring 27, the surface of the extrusion strip 31 is in clamping connection with the inner wall of the clamping groove 28, and the surface of the connecting ring 24 is in connection with the inner wall of the connecting groove 20;
step four, screwing the connecting pipe 6 on the surface of the second fixed pipe 4 into the surface of the first fixed pipe 3, so that the connecting pipe 6 wraps the joint of the first fixed pipe 3 and the second fixed pipe 4, after the connecting pipe 6 moves towards the surface of the first fixed pipe 3, the connecting pipe 6 moves away from the surface of the mounting groove 7, after the connecting pipe 6 moves, the surface of the clamping plate 9 loses pressure, the supporting block 15 is jacked upwards by the thrust spring 14, the supporting block 15 is inserted into the positioning groove 18 upwards, the ejector rod 17 is driven to jack upwards, the ejector rod 17 struts the clamping plate 9 and the protection plate 13, the clamping plate 9 deflects upwards, the clamping plate 9 stretches out of the mounting groove 7, and one end of the connecting pipe 6 is blocked by the clamping plate 9 and the clamping block 10;
step five, the baffle 5 blocks the screwing of the connecting pipe 6, and when the connecting pipe 6 is screwed into the surface of the first fixed pipe 3, the inner wall of the connecting pipe 6 extrudes the ball head 26, the ball head 26 drives the inserting rod 23 to be inserted into the surface of the sealing gasket 25 downwards, and the rubber disc 22 is stretched and deformed downwards.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. Power cable joint, comprising a first cable (1) and a second cable (2), characterized in that: the end of the first cable (1) is provided with a fixing assembly, the end of the second cable (2) is provided with a butt joint assembly, the fixing assembly comprises a first fixing pipe (3), and the fixing assembly fixedly joints the end surface of the first cable (1) through the first fixing pipe (3);
the butt joint assembly comprises a second fixed pipe (4), the butt joint assembly fixedly sleeves the tail end surface of a second cable (2) through the second fixed pipe (4), a baffle (5) is fixedly sleeved on the outer surface of the first fixed pipe (3), threads are formed on the outer surface of the first fixed pipe (3) and the outer surface of the second fixed pipe (4), a connecting pipe (6) is connected with the surface threads of the second fixed pipe (4), the end surface of the first fixed pipe (3) is attached and aligned with the end surface of the second fixed pipe (4), the connecting pipe (6) is screwed in the surface of the first fixed pipe (3) from the surface of the second fixed pipe (4) through threads, an installation groove (7) is formed in the outer surface of the second fixed pipe (4), a hinge shaft (8) is fixedly connected to the inner wall of the upper end of the installation groove (7), a clamping plate (9) is rotatably connected to the surface of the hinge shaft (8), the clamping plate (9) is connected with the outer surface of the clamping plate (10) between the installation groove (7) and the second fixed pipe (4) through threads, the clamping plate (9) is fixedly connected with the outer surface (10) of the clamping plate (10) through the threads, the inner wall of the hinge groove (11) is hinged with a hinge block (12), the lower end surface of the hinge block (12) is fixedly connected with a protection plate (13), the protection plate (13) drives the hinge block (12) to swing in the hinge groove (11), the inner bottom wall of the mounting groove (7) is fixedly connected with a thrust spring (14), the upper surface of the thrust spring (14) is fixedly connected with a supporting block (15), the upper end of the supporting block (15) is in a round table shape, the upper end of the supporting block (15) is fixedly sleeved with a rubber hose (16), the upper surface of the rubber hose (16) is fixedly connected with a push rod (17), the push rod (17) is positioned between the protection plate (13) and the clamping plate (9), the lower surface of the push rod (17) is provided with a positioning groove (18), the inner wall of the positioning groove (18) is matched with the upper end surface of the supporting block (15), the upper end of the supporting block (15) is fixedly connected with the rubber hose (16) to the positioning groove (18), the upper end of the supporting block (15) is fixedly sleeved with a rubber hose (16), the upper end of the supporting block (17) is fixedly connected with a pull rope (19), the first end surface (3) of the first pipe (3) is fixedly connected with a fixed end surface of the pull rope (20), the inner side wall fixedly connected with rubber dish (22) of fixed orifices (21), two adjacent the fixed inserted bar (23) of grafting in center department of rubber dish (22), the lower extreme of inserted bar (23) is the pointed cone form, the terminal surface fixedly connected with go-between (24) of second fixed pipe (4), the surface of go-between (24) is pegged graft with the inner wall slip of spread groove (20), the surface fastening of go-between (24) has cup jointed sealed pad (25), the cross-section of sealed pad (25) is L form, the lower extreme of inserted bar (23) is pegged graft the surface of sealed pad (25) downwards.
2. A power cable joint according to claim 1, characterized in that: the upper end surface fixedly connected with bulb (26) of inserted bar (23), connecting pipe (6) are to the surface screw in of first fixed pipe (3) and press to bulb (26) surface, terminal surface fixedly connected with sealing ring (27) of first fixed pipe (3), draw-in groove (28) have been seted up on terminal lateral wall surface of sealing ring (27), and two adjacent through-hole (29) have been seted up to the inner wall of draw-in groove (28), and two adjacent the inside of draw-in groove (28) is through-hole (29) intercommunication.
3. A power cable joint according to claim 2, characterized in that: the end face of the second fixed pipe (4) is provided with a slot (30), the inner wall of the slot (30) is connected with the surface of the sealing ring (27) in a sliding mode, an extrusion strip (31) is fixedly connected with the inner wall of the slot (30), the extrusion strip (31) is made of a water stop strip, the surface of the extrusion strip (31) is connected with the inner wall of the clamping groove (28) in a clamping mode, and the extrusion strip (31) extrudes the sealing ring (27) after expanding with water.
4. A power cable joint according to claim 3, characterized in that: the surface of first cable (1) and the surface of second cable (2) are all fixed cup joints ceramic post (32), two the surface of ceramic post (32) respectively with the inside fixed connection of the inner wall of first fixed pipe (3) and second fixed pipe (4), the jack has been seted up to the terminal surface of ceramic post (32), the sinle silk of first cable (1) and the sinle silk of second cable (2) stretch into in ceramic post (32) through the jack respectively, adjacent two sinle silk in the jack is switched on through wire post (33).
5. The connection process of the power cable joint according to claim 4, wherein the application method comprises the following steps:
firstly, stripping the package at the tail end of a first cable (1) and the package at the tail end of a second cable (2), installing ceramic columns (32) on the surfaces of the first cable (1) and the second cable (2), enabling a wire core of the cable to be inserted into a jack, inserting a wire column (33) on the surface of one ceramic column (32) through the jack, fixing a first fixing tube (3) on the surface of the first cable (1), and fixing a second fixing tube (4) on the surface of the second cable (2);
step two, screwing the connecting pipe (6) into the surface of the second fixed pipe (4), pressing the surface of the clamping plate (9) by the connecting pipe (6), and extruding the ejector rod (17) and the supporting block (15) while the clamping plate (9) and the protection plate (13) shrink inwards towards the mounting groove (7), so that the supporting block (15) is separated from the positioning groove (18), the rubber hose (16) is extruded and bent, and the supporting block (15) and the ejector rod (17) are respectively positioned at two ends of the rubber hose (16);
step three, the deflection of the first cable (1) and the second cable (2) is regulated, so that the threads on the surface of the first cable (1) are aligned with the threads on the surface of the second cable (2), the aligned first cable (1) and second cable (2) are close to each other, a wire column (33) is inserted into a jack on the surface of the other ceramic column (32), the first cable (1) and the second cable (2) are conducted, meanwhile, the inner wall of a slot (30) is in sliding connection with the surface of a sealing ring (27), the surface of a pressing strip (31) is in clamping connection with the inner wall of a clamping groove (28), and the surface of a connecting ring (24) is in connection with the inner wall of a connecting groove (20);
step four, screwing the connecting pipe (6) on the surface of the second fixed pipe (4) into the surface of the first fixed pipe (3), so that the connecting pipe (6) wraps the joint of the first fixed pipe (3) and the second fixed pipe (4), after the connecting pipe (6) moves towards the surface of the first fixed pipe (3), the connecting pipe (6) moves away from the surface of the mounting groove (7), after the connecting pipe (6) moves, the surface of the clamping plate (9) loses pressure, the supporting block (15) is jacked upwards by the thrust spring (14), the supporting block (15) is inserted into the positioning groove (18) upwards, the ejector rod (17) is driven to jack up, the clamping plate (9) and the protection plate (13) are propped up, the clamping plate (9) deflects upwards, the clamping plate (9) stretches out of the mounting groove (7), and one end of the connecting pipe (6) is blocked by the clamping plate (9) and the clamping block (10);
step five, the baffle (5) blocks the screwing of the connecting pipe (6), and when the connecting pipe (6) is screwed into the surface of the first fixed pipe (3), the inner wall of the connecting pipe (6) extrudes the ball head (26), the ball head (26) drives the inserting rod (23) to be downwards inserted into the surface of the sealing gasket (25), and the rubber disc (22) is downwards stretched and deformed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210962210.3A CN115207869B (en) | 2022-08-11 | 2022-08-11 | Power cable joint and connecting process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210962210.3A CN115207869B (en) | 2022-08-11 | 2022-08-11 | Power cable joint and connecting process thereof |
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| Publication Number | Publication Date |
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| CN115207869A CN115207869A (en) | 2022-10-18 |
| CN115207869B true CN115207869B (en) | 2023-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210962210.3A Active CN115207869B (en) | 2022-08-11 | 2022-08-11 | Power cable joint and connecting process thereof |
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| CN (1) | CN115207869B (en) |
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| CN202206107U (en) * | 2011-07-25 | 2012-04-25 | 东平县供电公司 | Telescopic connection device for intermediate connector of disconnected high-voltage cable |
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| CN207442082U (en) * | 2017-11-22 | 2018-06-01 | 深圳市惠能兴电子科技有限公司 | A kind of connector that can quickly lock |
| CN207691121U (en) * | 2017-12-05 | 2018-08-03 | 上海华靓太阳能技术有限公司 | A kind of electric connector |
| CN112186414A (en) * | 2020-08-29 | 2021-01-05 | 朱莉均 | Anti-drop cable connection mechanism |
| CN216161950U (en) * | 2021-09-17 | 2022-04-01 | 山东青涵市政工程有限公司 | Cable for rock pipe jacking machine control system |
| CN216598952U (en) * | 2021-12-15 | 2022-05-24 | 湖南华泰电缆有限公司 | Cable with waterproof flexible joint |
| CN216904250U (en) * | 2021-11-30 | 2022-07-05 | 惠鹏科技(无锡)有限公司 | Cable sealing double-fixing connector device |
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2022
- 2022-08-11 CN CN202210962210.3A patent/CN115207869B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202206107U (en) * | 2011-07-25 | 2012-04-25 | 东平县供电公司 | Telescopic connection device for intermediate connector of disconnected high-voltage cable |
| RU123236U1 (en) * | 2012-08-01 | 2012-12-20 | Закрытое акционерное общество "Научно-производственный центр "Аквамарин" | SMALL CABLE CONNECTOR |
| CN207442082U (en) * | 2017-11-22 | 2018-06-01 | 深圳市惠能兴电子科技有限公司 | A kind of connector that can quickly lock |
| CN207691121U (en) * | 2017-12-05 | 2018-08-03 | 上海华靓太阳能技术有限公司 | A kind of electric connector |
| CN112186414A (en) * | 2020-08-29 | 2021-01-05 | 朱莉均 | Anti-drop cable connection mechanism |
| CN216161950U (en) * | 2021-09-17 | 2022-04-01 | 山东青涵市政工程有限公司 | Cable for rock pipe jacking machine control system |
| CN216904250U (en) * | 2021-11-30 | 2022-07-05 | 惠鹏科技(无锡)有限公司 | Cable sealing double-fixing connector device |
| CN216598952U (en) * | 2021-12-15 | 2022-05-24 | 湖南华泰电缆有限公司 | Cable with waterproof flexible joint |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115207869A (en) | 2022-10-18 |
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