CN117175235A - Cable connection device for power engineering - Google Patents

Abstract

The application discloses a cable connection device for power engineering, which belongs to the technical field of cable connection, and comprises two sections of cables, a first solid sleeve and a second solid sleeve which are respectively arranged on the two sections of cables, and further comprises: a first protective sleeve and a second protective sleeve; a plurality of fixing mechanisms; the connecting disc is detachably arranged on the first protective sleeve, and a plurality of connecting holes are formed in the connecting disc in a penetrating manner in the front-back direction and used for inserting a wire core in the cable; the wire pressing mechanisms are used for pressing the wire cores in the connecting holes; the scheme can rapidly realize the wire core connection of two sections of cables, saves time and energy, is simple and convenient to operate, and greatly improves the working efficiency; the wire core in the plurality of connecting holes can be simultaneously released from being compressed by operating the wire pressing mechanism, so that adjustment and maintenance can be performed; the connecting disc in the first protective sleeve and the wire core connecting part of the cable can be protected through the first protective sleeve and the second protective sleeve, and the situation that the damage is scratched to expose the inner wire core is avoided.

Description

Cable connection device for power engineering

Technical Field

The application relates to the technical field of cable connection, in particular to a cable connection device for power engineering.

Background

Electric power engineering, i.e. engineering related to the production, transportation, distribution of electrical energy, also broadly includes engineering that uses electricity as a motive force and energy source in a variety of fields. What is essential in power construction is a cable wire, which is a means of transmitting electrical energy or signals, primarily from one place to another, typically consisting of several or strands of wire.

After the cable is laid, a plurality of sections of cables are required to be connected together due to the limitation of the cable length, so that the cables become a continuous line; or when the cable is broken and damaged at a certain position, the broken cable needs to be connected during maintenance.

When two sections of cables are connected, the wire cores of the two sections of cables are respectively inserted into copper pipes or copper rings in a one-to-one correspondence mode, then the copper pipes or the copper rings are extruded by tools such as pressing pliers, and then the two sections of wire cores are connected together; or a copper pipe with a screw is used, and the wire core is pressed by rotating the screw to connect. And finally, heating and shrinking the sleeved heat shrinkage tube. The operation in the above way needs to consume time and energy, and has low working efficiency; a specific tool is required, and the operation is inconvenient. The adjustment and subsequent disassembly and maintenance are inconvenient after connection, the flexibility is poor, and the use effect is poor; meanwhile, the protection of the joint is poor, the condition that the internal wire core is exposed due to damage and scratch is easy to cause, and potential safety hazards exist.

Accordingly, there is a need to provide a cable connection device for power engineering, which solves the above-mentioned problems.

Disclosure of Invention

The application aims to provide a cable connection device for power engineering, which solves the technical problems.

In order to achieve the above purpose, the present application adopts the following technical scheme:

the utility model provides a cable junction device for power engineering, includes two sections cables and sets up respectively in two sections first solid cover and the solid cover of second on the cable still includes:

the first protective sleeve and the second protective sleeve are respectively sleeved on the first fixed sleeve and the second fixed sleeve in a sliding manner and are used for protecting the junction of the wire cores of the two sections of cables;

the fixing mechanisms are arranged on the second protective sleeves and used for fixing the first protective sleeves;

the connecting disc is detachably arranged on the first protective sleeve, and a plurality of connecting holes are formed in the connecting disc in a penetrating manner in the front-back direction and used for inserting a wire core in the cable;

the wire pressing mechanisms are arranged on the connecting disc and correspond to the connecting holes and are used for pressing wire cores in the connecting holes.

As a further scheme of the application: the outer wall of connection pad is offered a plurality of and is respectively with each the logical groove that the connecting hole is linked together, line ball mechanism includes:

the line pressing square block is arranged in the through groove in a sliding manner;

the lead screw is rotationally arranged on the outer wall of the connecting disc through a bearing, one end of the lead screw is in threaded connection with the line pressing square, and the other end of the lead screw is provided with a first bevel gear;

and the transmission part is arranged on the connecting disc and used for driving the screw rod to rotate.

As a further scheme of the application: the transmission member includes:

a plurality of plate sets, each of the plate sets consisting of two support plates;

the rotating shaft is rotatably arranged between the two support plates, and two ends of the rotating shaft are respectively provided with a second bevel gear meshed with the first bevel gears at two sides;

the spur gear is arranged in the middle of the rotating shaft;

the driving assembly is arranged on the connecting disc and used for driving the rotating shafts to synchronously rotate.

As a further scheme of the application: be provided with a plurality of supporting seats on the connection pad, drive assembly includes:

the driving turntable is arranged on the supporting seat in a sliding penetrating way;

the driving teeth are uniformly arranged on the inner wall of the driving turntable and meshed with the spur gears on the rotating shafts.

As a further scheme of the application: the outer wall of the driving turntable is uniformly provided with a plurality of limiting grooves, the inner wall of the first protective sleeve is provided with a plurality of limiting columns, and limiting screws matched with the limiting grooves are connected with the inner threads of the limiting columns.

As a further scheme of the application: the outer wall of the first protective sleeve is rotatably provided with a circular ring, a plurality of fixing grooves are formed in the circular ring, the fixing mechanism is used for fixing the first protective sleeve through matching with the fixing grooves, and an extension rod is arranged on the circular ring.

As a further scheme of the application: the second protecting sleeve is provided with a groove corresponding to the position of the fixing mechanism, and the fixing mechanism comprises:

the movable rod penetrates through the groove in a movable mode, a pull plate and a fixed block are respectively arranged at two ends of the movable rod, and the fixed block is matched with the fixed groove;

the first elastic piece is arranged between the pull plate and the inner wall of the groove.

As a further scheme of the application: further comprises:

the positioning sleeve rod and the positioning inserting rod are respectively and rotatably arranged on the inner walls of the first fixed sleeve and the second fixed sleeve;

the positioning holes are formed in the positioning sleeve rod and communicated with the inside of the positioning sleeve rod;

the limiting block is arranged on the positioning inserted rod and is matched with the positioning hole;

and the operating assembly is arranged on the positioning inserted rod and used for driving the limiting block to move.

As a further scheme of the application: the inner cavity is formed in the positioning inserted link, and the operating assembly comprises:

a pressing block movably penetrates through the outer wall of the positioning inserted rod;

the connecting rod is arranged in the inner cavity in a sliding way, and two ends of the connecting rod are respectively connected with the pressing block and the limiting block;

and one ends of the second elastic pieces are connected with the bottom wall of the inner cavity, and the other ends of the second elastic pieces are connected with the connecting rod or the limiting block.

As a further scheme of the application: the first solid cover and the second solid cover are provided with sliding grooves, the inner walls of the first protective cover and the second protective cover are provided with sliding blocks, and the sliding blocks are in sliding connection with the inner walls of the sliding grooves.

Compared with the prior art, the application has the beneficial effects that:

1. according to the scheme, each wire core on the two sections of cables is correspondingly inserted into the connecting hole of the connecting disc one by one, and then the wire cores in each connecting hole are simultaneously pressed by operating the wire pressing mechanism, so that the connection between the two sections of cables is realized, the current modes of correspondingly crimping the wire cores on the two sections of cables by one by using copper pipes and the like are avoided, the wire core connection of the two sections of cables can be rapidly realized, a great amount of time and energy are saved, and the working efficiency is greatly improved; and the method avoids the need of using a plurality of specific tools at present, and is convenient and simple to operate. The compression of the wire cores in the connecting holes can be relieved simultaneously through the subsequent operation of the wire pressing mechanism, so that adjustment and maintenance can be performed, the conditions of difficult maintenance and inconvenient disassembly and assembly of the connected cable are avoided, the flexibility is high, and the using effect is good.

2. This scheme is fixed first lag through fixed establishment, and first lag and second lag are together fixed this moment, can protect its inside connection pad and the sinle silk junction of cable through first lag and second lag, avoided present cable junction can cause the damage to scratch and expose the condition of inside sinle silk, and the protection effect is good, can greatly improve the life and the result of use of cable, has greatly reduced the potential safety hazard simultaneously, satisfies the operation requirement.

3. This scheme is when inserting the sinle silk of cable in the connecting hole, in the location inserted bar can insert the location loop bar, location loop bar and location inserted bar can make first solid cover and the solid cover restriction of second, avoid the sinle silk on two sections cables can take place to break away from after inserting the connecting hole, even make wire pressing mechanism compress tightly the sinle silk before prevent the sinle silk through the reservation position of location loop bar and location inserted bar that the sinle silk remove the assigned position that breaks away from the connecting hole, thereby can stabilize and compress tightly fixedly to the sinle silk, and single just can accomplish, convenient operation is laborsaving, the practicality is strong.

Drawings

FIG. 1 is a schematic view of the structure of the present application after two cables are connected;

FIG. 2 is a schematic diagram of an explosive structure according to the present application;

FIG. 3 is a schematic perspective view of a connecting disc according to the present application;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A;

FIG. 5 is a schematic perspective view of a first solid sleeve and a first protective sleeve according to the present application;

FIG. 6 is a schematic perspective view of a second solid sleeve and a second protective sleeve according to the present application;

FIG. 7 is a schematic diagram showing the morphological structure of the connection pad when it is mounted in the first boot according to the present application;

FIG. 8 is a schematic cross-sectional view of the first and second shields of the application in connection with a connecting pad;

FIG. 9 is an enlarged schematic view of the structure of FIG. 8B;

FIG. 10 is an enlarged schematic view of FIG. 8 at C;

FIG. 11 is a schematic cross-sectional view of a positioning plunger of the present application;

FIG. 12 is a schematic cross-sectional perspective view of a connection disc of the present application;

FIG. 13 is an enlarged schematic view of the structure of FIG. 12 at D;

fig. 14 is a schematic view showing the morphological structure of the present application when the cable core is mounted on the land.

The reference numerals in the figures illustrate:

1. a cable; 2. a first fixing sleeve; 3. a second fixing sleeve; 4. a first protective sleeve; 5. a second protective sleeve; 6. a connecting disc; 7. a connection hole; 8. a wire pressing mechanism; 81. a line pressing square block; 82. a screw rod; 83. a first bevel gear; 84. a transmission member; 841. a support plate; 842. a rotating shaft; 843. a second bevel gear; 844. spur gears; 845. a drive assembly; 8451. driving a turntable; 8452. a drive tooth; 9. a fixing mechanism; 91. a movable rod; 92. pulling a plate; 93. a fixed block; 94. a first elastic member; 10. a support base; 11. a limiting groove; 12. a restraining post; 13. limiting the screw; 14. positioning a loop bar; 15. positioning the inserted link; 16. positioning holes; 17. defining a block; 18. an operating assembly; 181. pressing the blocks; 182. a connecting rod; 183. a second elastic member; 19. an inner cavity; 20. a circular ring; 21. a fixing groove; 22. an extension rod; 23. a groove; 24. a sliding groove; 25. a swivel.

Detailed Description

The following description of the embodiments of the present application 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 application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

Referring to fig. 1-3 and fig. 5-7, a cable connection device for power engineering includes two sections of cables 1, a first solid sleeve 2 and a second solid sleeve 3 respectively disposed on the two sections of cables 1, and further includes: the first protective sleeve 4 and the second protective sleeve 5 are respectively sleeved on the first fixed sleeve 2 and the second fixed sleeve 3 in a sliding manner and are used for protecting the junction of the wire cores of the two sections of cables 1; the fixing mechanisms 9 are arranged on the second protective sleeve 5 and are used for fixing the first protective sleeve 4; the connecting disc 6 is detachably arranged on the first protective sleeve 4, and a plurality of connecting holes 7 are formed in the connecting disc 6 in a penetrating manner in the front-back direction and are used for inserting the wire core in the cable 1; the wire pressing mechanisms 8 are arranged on the connecting disc 6 and correspond to the connecting holes 7 and are used for pressing wire cores in the connecting holes 7.

When the waterproof cable is used, after the wire cores of the cables 1 at the two ends to be connected are separated one by one, the first solid sleeve 2 and the second solid sleeve 3 are respectively arranged at one end of the joint of the two sections of cables 1, and the joint of the first solid sleeve 2 and the second solid sleeve 3 and the cables 1 is subjected to sealing waterproof treatment. Then the connecting disc 6 is taken between the two sections of cables 1, namely between the first solid sleeve 2 and the second solid sleeve 3, then each wire core on the two sections of cables 1 is correspondingly inserted into the connecting hole 7 of the connecting disc 6 one by one, then the wire cores in each connecting hole 7 can be simultaneously pressed by operating the wire pressing mechanism 8, the wire cores of the two sections of cables 1 are communicated, at the moment, the connection between the two sections of cables 1 is realized, the current modes of correspondingly using copper pipes to press the wire cores on the two sections of cables 1 one by one are avoided, and the wire core connection of the two sections of cables 1 can be rapidly realized, so that a great amount of time and energy are saved, and the working efficiency is greatly improved; and the method avoids the need of using a plurality of specific tools at present, and is convenient and simple to operate. When the subsequent wire cores of the cables 1 at the two ends after connection need to be subjected to position adjustment or maintenance, the wire cores in the plurality of connecting holes 7 can be removed from the connecting holes 7 at the same time through operating the wire pressing mechanism 8, so that the subsequent adjustment and maintenance can be performed, the current conditions of difficult maintenance and inconvenient disassembly and assembly of the cables 1 after connection are avoided, the flexibility is high, and the use effect is good.

After the wire cores on the cables 1 at two ends are all installed on the connecting disc 6 and connected, the first protective sleeve 4 can slide towards the middle along the first solid sleeve 2, finally the first protective sleeve 4 can be sleeved outside the connecting disc 6 and can be used for installing and fixing the connecting disc 6, then the second protective sleeve 5 can slide along the second solid sleeve 3, namely, moves towards the first protective sleeve 4, finally the second protective sleeve 5 can be sleeved outside the first protective sleeve 4, then the first protective sleeve 4 is fixed through the fixing mechanism 9, at the moment, the first protective sleeve 4 and the second protective sleeve 5 are fixed together, the connecting disc 6 inside the first protective sleeve and the wire core connecting part of the cable 1 can be protected through the first protective sleeve 4 and the second protective sleeve 5, the situation that the connecting part of the cable 1 can be damaged and scratched to expose the inside is avoided, the protective effect is good, the service life and the service effect of the cable 1 can be greatly improved, and meanwhile, the potential safety hazard is greatly reduced, and the use requirement is met.

In this embodiment, preferably, referring to fig. 1-2 and fig. 5-7, the first solid sleeve 2 and the second solid sleeve 3 are provided with sliding grooves 24, and the inner walls of the first protective sleeve 4 and the second protective sleeve 5 are provided with sliding blocks, and the sliding blocks are slidably connected with the inner walls of the sliding grooves 24. When the first protective sleeve 4 and the second protective sleeve 5 slide along the first solid sleeve 2 and the second solid sleeve 3 respectively, the sliding block can be driven to slide along the sliding groove 24, and the sliding stability of the first protective sleeve 4 and the second protective sleeve 5 can be improved.

In this embodiment, preferably, referring to fig. 3-4, 8-9 and 12-13, the outer wall of the connecting disc 6 is provided with a plurality of through slots respectively communicated with the connecting holes 7, and the wire pressing mechanism 8 includes: the line pressing block 81 is arranged in the through groove in a sliding manner; the screw rod 82 is rotatably arranged on the outer wall of the connecting disc 6 through a bearing, one end of the screw rod 82 is in threaded connection with the wire pressing square 81, and one end of the screw rod is provided with a first bevel gear 83; and the transmission part 84 is arranged on the connecting disc 6 and is used for driving the screw rod 82 to rotate. When the cable 1 is used, after the wire core is inserted into the corresponding position in the connecting hole 7, the transmission part 84 is operated to drive the plurality of screw rods 82 to rotate simultaneously, the wire pressing square blocks 81 move along the through grooves when the screw rods 82 rotate, at the moment, the wire pressing square blocks 81 move towards the inside of the connecting hole 7, and finally the wire core in the connecting hole 7 can be contacted and pressed through the wire pressing square blocks 81.

In this embodiment, referring to fig. 4, 9 and 13, the transmission member 84 preferably includes: a plurality of plate groups, each plate group consisting of two support plates 841; a rotating shaft 842 rotatably arranged between the two support plates 841, and two ends of the rotating shaft are respectively provided with a second bevel gear 843 meshed with the first bevel gears 83 at two sides; a spur gear 844 arranged in the middle of the rotating shaft 842; the driving component 845 is disposed on the connection disc 6, and is used for driving the plurality of rotating shafts 842 to rotate synchronously. The driving assembly 845 is operated to drive the plurality of rotating shafts 842 to rotate synchronously, and the rotating shafts 842 drive the second bevel gears 843 to rotate when rotating, and the second bevel gears 843 drive the screw rod 82 to rotate through meshing with the first bevel gears 83.

In this embodiment, referring to fig. 3-4, 9 and 12-13, the connecting disc 6 is preferably provided with a plurality of supporting seats 10, and the driving assembly 845 includes: the driving turntable 8451 is arranged on the supporting seat 10 in a sliding penetrating manner; the plurality of driving teeth 8452 are uniformly disposed on the inner wall of the driving turntable 8451 and engaged with the spur gears 844 on the respective rotating shafts 842. By rotating the driving turntable 8451, the driving teeth 8452 are driven to rotate together, and the driving teeth 8452 drive the spur gears 844 on the rotating shafts 842 to rotate when rotating, so that the rotating shafts 842 rotate synchronously.

In this embodiment, preferably, referring to fig. 2-3 and fig. 5-7, a plurality of limiting grooves 11 are uniformly formed on the outer wall of the driving turntable 8451, a plurality of limiting columns 12 are disposed on the inner wall of the first protecting jacket 4, and limiting screws 13 matched with the limiting grooves 11 are screwed inside the limiting columns 12. When the first protecting sleeve 4 slides along the first solid sleeve 2 and covers the connecting disc 6 to a designated position, the limiting screw 13 corresponds to the limiting groove 11 on the connecting disc 8451, then the limiting screw 13 is rotated, the limiting screw 13 moves outwards along the limiting column 12, namely, the limiting screw 13 moves towards the limiting groove 11, and finally the limiting screw 13 enters into the limiting groove 11, so that the driving rotating disc 8451 can be fixed, as shown in fig. 7, the condition that the following driving rotating disc 8451 rotates is avoided, the compression connection effect of the wire cores in the connecting holes 7 of the connecting disc 6 is guaranteed, the wire cores are prevented from falling from the connecting holes 7, and the using effect is good.

In this embodiment, referring to fig. 2, 5 and 7, preferably, the outer wall of the first protection sleeve 4 is rotatably provided with a ring 20, a plurality of fixing grooves 21 are formed on the ring 20, the fixing mechanism 9 fixes the first protection sleeve 4 through matching with the fixing grooves 21, and an extension rod 22 is arranged on the ring 20. After the second protecting sleeve 5 slides along the second fixing sleeve 3 and is sleeved outside the first protecting sleeve 4, the extending rod 22 can be operated to drive the circular ring 20 to rotate around the first protecting sleeve 4, so that the fixing groove 21 on the circular ring 20 is positioned at the corresponding position of the fixing mechanism 9, and finally the first protecting sleeve 4 is fixed through the cooperation of the fixing mechanism 9 and the fixing groove 21.

In this embodiment, as shown in fig. 8 and 10, a groove 23 is preferably formed on the second protection sleeve 5 at a position corresponding to the fixing mechanism 9, and the fixing mechanism 9 includes: the movable rod 91 movably penetrates through the groove 23, pull plates 92 and fixed blocks 93 are respectively arranged at two ends of the movable rod 91, and the fixed blocks 93 are matched with the fixed grooves 21; the first elastic member 94 is disposed between the pull plate 92 and the inner wall of the groove 23, and the first elastic member 94 in the present application adopts a spring. When fixing the first protection sleeve 4, the pulling plate 92 is pulled outwards firstly, the pulling plate 92 can drive the movable rod 91 and the fixed block 93 to move outwards and stretch the first elastic piece 94, the fixed block 93 finally enters into the second protection sleeve 5, then the rotary ring 20 drives the fixed groove 21 to rotate, the fixed groove 21 is located at the position of the fixed block 93, then the pulling plate 92 is loosened, the movable rod 91 and the fixed block 93 can be driven to recover to the initial position through resilience force of the first elastic piece 94, and at the moment, the fixed block 93 can enter into the fixed groove 21 of the circular ring 20, so that the first protection sleeve 4 is limited and fixed. When the fixation of the first protective sleeve 4 needs to be released, the pull plate 92 is pulled outwards in the same way at the moment, so that the fixing block 93 moves out of the fixing groove 21 of the circular ring 20, and the first protective sleeve 4 can be moved to be separated from the second protective sleeve 5 at the moment, so that the fixation and release operation of the first protective sleeve 4 are simple and convenient, and the use effect is good.

In this embodiment, referring to fig. 2, fig. 5-6, fig. 8-9, fig. 11 and fig. 14, the method further includes: the positioning sleeve rod 14 and the positioning inserting rod 15 are respectively and rotatably arranged on the inner walls of the first fixed sleeve 2 and the second fixed sleeve 3, the inner walls of the first fixed sleeve 2 and the second fixed sleeve 3 are respectively and slidably provided with a swivel 25, and the positioning sleeve rod 14 and the positioning inserting rod 15 are respectively arranged on the swivel 25 at two sides; a plurality of positioning holes 16 which are formed on the positioning sleeve rod 14 and are communicated with the inside of the positioning sleeve rod; the limiting block 17 is arranged on the positioning inserted rod 15 and is matched with the positioning hole 16; the operating component 18 is arranged on the positioning inserted rod 15 and is used for driving the limiting block 17 to move. When the wire core of the cable 1 is inserted into the connecting hole 7 of the positioning hole 16, the positioning sleeve rod 14 and the positioning inserting rod 15 are respectively rotated through the rotating ring 25, so that the positions of the positioning sleeve rod 14 and the positioning inserting rod 15 are corresponding, the positioning inserting rod 15 can be inserted into the positioning sleeve rod 14, the inner wall of the positioning sleeve rod 14 can extrude the limiting block 17 to enable the limiting block to enter into the positioning inserting rod 15, after the wire core in the connecting hole 7 is inserted into place, the limiting block 17 can enter into the corresponding positioning hole 16 on the positioning sleeve rod 14, at the moment, the positioning sleeve rod 14 and the positioning inserting rod 15 can be mutually limited, the wire core on the two sections of cables 1 is prevented from being separated after the wire core is inserted into the connecting hole 7, the wire core is prevented from moving away from the designated position of the connecting hole 7 through the pre-positioning of the positioning sleeve rod 14 and the positioning inserting rod 15 before the wire core is pressed by the wire pressing mechanism 8, the subsequent wire core pressing and fixing of the wire pressing mechanism 8 can be stably performed through operation, and single person can finish the operation, so that the connection performance of the cable 1 is further improved, as shown in fig. 14 and fig. 4 is further limited, and the movement of the wire core is protected by the cable 1 is limited by the first protecting sleeve 4. Similarly, the limiting block 17 can be moved into the positioning inserted rod 15 by operating the operating component 18, and then the positioning inserted rod 15 can be separated from the positioning sleeve rod 14, so that the operation is simple and convenient.

In this embodiment, referring to fig. 11, preferably, an inner cavity 19 is formed in the positioning rod 15, and the operating component 18 includes: the pressing block 181 penetrates through the outer wall of the positioning inserted link 15; the connecting rod 182 is slidably arranged in the inner cavity 19, and two ends of the connecting rod are respectively connected with the pressing block 181 and the limiting block 17; a plurality of second elastic members 183, one end of which is connected to the bottom wall of the cavity 19 and the other end of which is connected to the connecting rod 182 or the limiting block 17, the second elastic members 183 in the present application are springs. By pressing the pressing block 181, the pressing block 181 drives the connecting rod 182 and the limiting block 17 to move toward the inside of the positioning plunger 15, i.e., toward the inside of the inner cavity 19, and compresses the second elastic member 183; when the pressing block 181 is released, the limiting block 17 is driven to move outwards by the resilience force of the second elastic member 183 to restore the initial position.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a cable junction device for power engineering, includes two sections cable (1) and sets up respectively in two sections first solid cover (2) and second solid cover (3) on cable (1), its characterized in that still includes:

the first protective sleeve (4) and the second protective sleeve (5) are respectively sleeved on the first fixed sleeve (2) and the second fixed sleeve (3) in a sliding manner and are used for protecting the junction of the wire cores of the two sections of cables (1);

the fixing mechanisms (9) are arranged on the second protective sleeve (5) and are used for fixing the first protective sleeve (4);

the connecting disc (6) is detachably arranged on the first protective sleeve (4), and a plurality of connecting holes (7) are formed in the connecting disc (6) in a penetrating manner in the front-back direction and are used for inserting a wire core in the cable (1);

the wire pressing mechanisms (8) are arranged on the connecting disc (6) and correspond to the connecting holes (7) and are used for pressing wire cores in the connecting holes (7).

2. The cable connection device for power engineering according to claim 1, wherein the outer wall of the land (6) is provided with a plurality of through grooves communicating with the respective connection holes (7), and the wire pressing mechanism (8) comprises:

a pressing line square block (81) which is arranged in the through groove in a sliding manner;

the screw rod (82) is rotatably arranged on the outer wall of the connecting disc (6) through a bearing, one end of the screw rod is in threaded connection with the wire pressing square block (81), and a first bevel gear (83) is arranged at one end of the screw rod;

and the transmission part (84) is arranged on the connecting disc (6) and is used for driving the screw rod (82) to rotate.

3. A cable connection device for electric power engineering according to claim 2, characterized in that the transmission member (84) comprises:

a plurality of plate sets, each of said plate sets consisting of two support plates (841);

a rotating shaft (842) rotatably arranged between the two support plates (841), and two ends of the rotating shaft are respectively provided with a second bevel gear (843) meshed with the first bevel gears (83) at two sides;

a spur gear (844) arranged in the middle of the rotating shaft (842);

the driving component (845) is arranged on the connecting disc (6) and is used for driving the rotating shafts (842) to synchronously rotate.

4. A cable connection device for electric power engineering according to claim 3, characterized in that the connection disc (6) is provided with a plurality of support seats (10), the driving assembly (845) comprising:

the driving turntable (8451) is arranged on the supporting seat (10) in a sliding penetrating way;

and a plurality of driving teeth (8452) which are uniformly arranged on the inner wall of the driving turntable (8451) and meshed with the spur gears (844) on the rotating shafts (842).

5. The cable connection device for power engineering according to claim 4, wherein a plurality of limiting grooves (11) are uniformly formed in the outer wall of the driving turntable (8451), a plurality of limiting columns (12) are arranged on the inner wall of the first protective sleeve (4), and limiting screws (13) matched with the limiting grooves (11) are connected with the inner threads of the limiting columns (12).

6. The cable connection device for power engineering according to claim 1, wherein the outer wall of the first protecting sleeve (4) is rotatably provided with a circular ring (20), a plurality of fixing grooves (21) are formed in the circular ring (20), the fixing mechanism (9) fixes the first protecting sleeve (4) through matching with the fixing grooves (21), and an extension rod (22) is arranged on the circular ring (20).

7. The cable connection device for electric power engineering according to claim 6, wherein the second protection sleeve (5) is provided with a groove (23) at a position corresponding to the fixing mechanism (9), and the fixing mechanism (9) comprises:

the movable rod (91) penetrates through the groove (23) in a movable mode, a pull plate (92) and a fixed block (93) are arranged at two ends of the movable rod (91) respectively, and the fixed block (93) is matched with the fixed groove (21);

the first elastic piece (94) is arranged between the pull plate (92) and the inner wall of the groove (23).

8. The electrical cable connection device for power engineering according to claim 1, further comprising:

the positioning sleeve rod (14) and the positioning inserting rod (15) are respectively and rotatably arranged on the inner walls of the first fixed sleeve (2) and the second fixed sleeve (3);

a plurality of positioning holes (16) which are arranged on the positioning sleeve rod (14) and are communicated with the inside of the positioning sleeve rod;

the limiting block (17) is arranged on the positioning inserted rod (15) and is matched with the positioning hole (16);

the operating assembly (18) is arranged on the positioning inserted rod (15) and used for driving the limiting block (17) to move.

9. The cable connection device for electric power engineering according to claim 8, wherein the positioning plunger (15) is internally provided with an inner cavity (19), and the operating assembly (18) comprises:

a pressing block (181) movably penetrates through the outer wall of the positioning inserted rod (15);

the connecting rod (182) is arranged in the inner cavity (19) in a sliding manner, and two ends of the connecting rod are respectively connected with the pressing block (181) and the limiting block (17);

a plurality of second elastic members (183) having one end connected to the bottom wall of the inner chamber (19) and the other end connected to the connecting rod (182) or the limiting block (17).

10. The cable connection device for power engineering according to claim 1, wherein the first solid sleeve (2) and the second solid sleeve (3) are provided with sliding grooves (24), and sliding blocks are arranged on the inner walls of the first protective sleeve (4) and the second protective sleeve (5) and are in sliding connection with the inner walls of the sliding grooves (24).