Auxiliary connecting device for electric power high-voltage sleeve

Abstract

The invention discloses an auxiliary connecting device for an electric power high-voltage sleeve. The auxiliary connecting device comprises a base for providing support; the rotating and stirring mechanism is arranged above the base and used for stirring the pipeline to move for butt joint, the rotating and stirring mechanism comprises a rotating frame, a key shaft is rotatably connected to a body of the rotating frame in a penetrating mode, two circular truncated cones are slidably connected to the outer surface of the key shaft in a penetrating mode, and the two circular truncated cones can adjust the clamping range by sliding in the axial direction of the key shaft; the rotating stand is arranged on the base to adapt to pipelines with different outer diameters, a driving motor is fixedly connected to the outer surface of the rotating stand, the output end of the driving motor is rotationally connected with a body of the rotating stand in a penetrating mode, and the output end of the driving motor is fixedly connected with one end of a key shaft through a coupler; relates to the technical field of sleeve installation and solves the problems that when an existing auxiliary connecting device is used, the occupied space is large, meanwhile, a single position of a pipeline is continuously stressed and bent, and the pipeline is prone to being damaged or fractured.

Description

Technical Field

[0001] The invention relates to the technical field of bushing installation, in particular to an auxiliary connection device for a high-voltage electric bushing. Background Art

[0002] High-voltage bushings are mainly used for ground insulation of incoming and outgoing lines of power equipment such as transformers, reactors, circuit breakers, and high-voltage circuits passing through walls. Their diameter is generally between 50mm and 300mm, and their length is between 500mm and 2000mm. This type of product has the defects of high difficulty and labor intensity during assembly. In order to solve the above problems, technicians in this field have developed a variety of assembly auxiliary devices, such as the invention patent technology of a bushing assembly centering device with announcement number CN109176403A and name authorized and announced by the China Patent Office on January 11, 2019. The invention patent technology is placed inside the hollow composite insulator, including a first plate body and a second plate body that are parallel to each other and can be detachably connected, a first through hole is opened on the first plate body, a second through hole is opened on the second plate body, the first through hole and the second through hole are coaxially arranged, and a plurality of abutment portions are respectively formed on the periphery of the first plate body and the periphery of the second plate body; when the bushing assembly centering device is placed inside the hollow composite insulator, each abutment portion abuts against the inner wall of the hollow composite insulator, and the first through hole and the second through hole are coaxial with the hollow composite insulator.

[0003] The above device can effectively maintain the coaxiality among the conductive tube, the core and the hollow composite insulator. However, during the connection of the casing, the pipe needs to be moved closer to the middle. Due to the large contact area between the pipe and the ground, there is a large friction and a large pulling force is required. However, there are still defects of high labor intensity and low work efficiency. Summary of the invention

[0004] In view of the deficiencies in the prior art, the present invention provides an auxiliary connection device for a high-voltage electric bushing, which reduces labor intensity and improves work efficiency.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: an auxiliary connection device for a high-voltage electric bushing, comprising: a base for providing support; A transfer mechanism, which is arranged above the base and is used to transfer the pipe to move for docking. The transfer mechanism includes a rotating frame, the body of the rotating frame is rotatably connected with a key shaft, the outer surface of the key shaft is slidably connected with two round tables, and the two round tables can adjust the clamping range by sliding along the axial direction of the key shaft to adapt to pipes of different outer diameters. The outer surface of the rotating frame is fixedly connected with a driving motor, the output end of the driving motor is rotatably connected with the body of the rotating frame, and the output end of the driving motor is fixedly connected with one end of the key shaft through a coupling; An adjusting component, which is arranged on the rotating frame and is used to drive the two round tables to move synchronously in opposite directions to adjust the distance between the two; An external component is arranged on the outside of the truncated cone and is used for carrying the butted pipes.

[0006] Preferably, a fixed frame is provided on the outside of the truncated table, the outer surface of the fixed frame is fixedly connected to the outer surface of the base, the outer surface of the fixed frame is fixedly connected to a telescopic rod, the output end of the telescopic rod is fixedly connected to a connecting plate, the outer surface of the connecting plate is fixedly connected to a spring rod, the output end of the spring rod is fixedly connected to the outer surface of the rotating frame, the outer surface of the connecting plate is fixedly connected to a resist bar, and the outer surface of the resist bar is movably connected to the outer surface of the rotating frame.

[0007] Preferably, the adjustment component includes a rotating groove, which is opened on the outer surface of the truncated table, a sleeve is rotatably connected inside the rotating groove, a push plate is fixedly connected to the outer surface of the sleeve, and a rangefinder is fixedly connected to the outer surface of the push plate.

[0008] Preferably, a slide rail is provided outside the push plate, the outer surface of the slide rail is fixedly connected to the outer surface of the rotating frame, the outer surface of the slide rail is fixedly connected to a linear motor, and the outer surface of the linear motor is fixedly connected to the outer surface of the push plate.

[0009] Preferably, the outer component includes two groups of plywood that fit each other vertically and horizontally, and each group of the plywood is provided with two plywood. The bodies of the two groups of plywood are provided with through slide grooves, and the interior of the slide groove is slidably connected with an I-shaped wheel, and the outer surface of the I-shaped wheel is respectively engaged with the outer surfaces of the two groups of plywood.

[0010] Preferably, the outer surface of the transverse splint is fixedly connected with a resist plate, and the outer surface of the resist plate is movably connected with two resist blocks, the two resist blocks are respectively fixedly connected to the outer surfaces of the two longitudinal splints, and the outer surface of the resist block is provided with two slots, and the interiors of the two slots are movably connected with retaining blocks, and the outer surfaces of the two retaining blocks are respectively fixedly connected to the outer surfaces of the two resist blocks.

[0011] Preferably, a closing unit is provided on the outside of the longitudinal splint, and the closing unit includes a reciprocating motor, the outer surface of the reciprocating motor is fixedly connected to the outer surface of the fixed frame, the output end of the reciprocating motor is fixedly connected to a double-threaded screw through a coupling, the outer surface of the double-threaded screw is threadedly connected to two connecting blocks, and the outer surfaces of the two connecting blocks are respectively fixedly connected to the outer surfaces of the two longitudinal splints.

[0012] Preferably, one end of the double-threaded screw rod is rotatably connected to a support plate, the outer surface of the support plate is fixedly connected to the outer surface of the fixed frame, the outer surface of the double-threaded screw rod is rotatably connected to a fixed plate, and the outer surface of the fixed plate is movably connected to the outer surface of the connecting block.

[0013] Preferably, an end measuring unit is provided on the body of the transverse clamping plate, and the end measuring unit includes a groove, and the groove is opened on the outer surface of the transverse clamping plate, and the interior of the groove is rotatably connected with a baffle, and the body of the baffle is passed through and fixedly connected with a rotating rod, and the end of the rotating rod is embedded and rotatably connected with the interior of the groove, and a torsion spring is sleeved on the outer surface of the rotating rod, and the two ends of the torsion spring are respectively fixedly connected to the interior of the groove and the outer surface of the baffle.

[0014] Preferably, a spotlight is embedded and fixedly connected to the outer surface of the baffle, a photosensitive plate is arranged outside the spotlight, and the outer surface of the photosensitive plate is fixedly connected to the outer surface of the transverse clamping plate.

[0015] The present invention provides an auxiliary connection device for electric high-voltage bushings. Compared with the prior art, it has the following beneficial effects:

[0016] (1) By setting up a transfer mechanism, the driving motor is used to drive the round table to rotate, and the contact between the round table and the pipeline is realized to achieve the transportation docking of the pipeline, thereby reducing the occupied area of ​​the device. At the same time, the position of the round table can be adjusted to adjust the clamping range, so as to achieve the clamping of pipelines of different specifications, avoid the problem of repeated disassembly, and improve the use range and efficiency of the device.

[0017] (2) By setting up an adjustment component and using a linear motor to move along the slide rail, the push plate and the sleeve drive the truncated table to slide along the key shaft, so as to adjust the clamping range by changing the distance between the two truncated tables.

[0018] (3) By setting up an external component, the longitudinal clamping plate moves through the abutment of the abutment block and the abutment plate, so that the transverse clamping plate follows the movement, and the space enclosed by the two sets of clamping plates is square regardless of size, so that pipes of different specifications can be carried, which can not only facilitate the movement of the pipe by the round table, but also avoid the problem of damage or breakage caused by bending of a single part of the pipe under force.

[0019] (4) By setting up a closing unit, a reciprocating motor is used to drive the double pressure screw to rotate forward and backward. The connecting block can drive the two longitudinal clamps to move closer or farther away from each other for position adjustment, thereby realizing the adjustment of the space size between the two sets of clamps and realizing the loading of pipes of different specifications, thereby improving the scope of use of the device.

[0020] (5) By setting up an end measurement unit, the baffle is used to contact the conveying pipe, and the baffle is flipped to make the spotlight and the photosensitive plate coaxial, so that a monitoring signal is formed through the photosensitive effect, which is convenient for determining the end position of the pipe, thereby improving the docking accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1It is a three-dimensional diagram of the external structure of the present invention; Figure 2 The figure is a three-dimensional diagram of the external structure of the rotating frame of the present invention; Figure 3 A three-dimensional diagram of the internal structure of the truncated cone of the present invention; Figure 4 It is a three-dimensional diagram of the external structure of the splint of the present invention; Figure 5 It is a three-dimensional diagram of the external structure of the connecting block of the present invention; Figure 6 It is a three-dimensional diagram of the internal structure of the groove of the present invention.

[0022] In the figure: 1. base; 2. rotating frame; 3. key shaft; 4. round table; 5. adjustment component; 51. rotating groove; 52. sleeve; 53. push plate; 54. distance meter; 55. slide rail; 56. linear motor; 6. external component; 61. clamping plate; 62. closing unit; 621. reciprocating motor; 622. double screw rod; 623. connecting block; 624. support plate; 625. fixed plate; 63. end measuring unit; 631. groove; 632. baffle; 633. rotating rod; 634. torsion spring; 635. spotlight; 636. photosensitive plate; 64. slide groove; 65. I-shaped wheel; 66. stop plate; 67. stop block; 68. card slot; 69. card block; 7. driving motor; 8. fixed frame; 9. telescopic rod; 10. connecting plate; 11. spring rod; 12. stop bar. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0024] See also Figure 1-6 The present invention provides a technical solution: an auxiliary connection device for electric high-voltage bushing: Example 1: Refer to the attached manual Figure 1 , Attachment Figure 2 ; The utility model comprises a base 1, a transfer mechanism is arranged on the outside of the base 1, the transfer mechanism comprises a rotating frame 2, a key shaft 3 is rotatably connected to the body of the rotating frame 2, two round tables 4 are slidably connected to the outer surface of the key shaft 3, an outer mounting component 6 is arranged on the outside of the round table 4, the two round tables 4 can adjust the clamping range by sliding along the axial direction of the key shaft 3 to adapt to pipes with different outer diameters, a driving motor 7 is fixedly connected to the outer surface of the rotating frame 2, the driving motor 7 is electrically connected to the external control circuit, the output end of the driving motor 7 is rotatably connected to the body of the rotating frame 2, the output end of the driving motor 7 is fixedly connected to one end of the key shaft 3 through a coupling, and a fixed frame 8 is arranged on the outside of the round table 4. An existing heating plate structure is arranged between the two fixed frames 8 and on the base 1. The outer surface of the fixed frame 8 is fixedly connected to the outer surface of the base 1. A telescopic rod 9 is fixedly connected to the outer surface of the fixed frame 8. The telescopic rod 9 is made of an electric push rod and is electrically connected to an external control circuit. A connecting plate 10 is fixedly connected to the output end of the telescopic rod 9. A spring rod 11 is fixedly connected to the outer surface of the connecting plate 10. The output end of the spring rod 11 is fixedly connected to the outer surface of the rotating frame 2. A resist bar 12 is fixedly connected to the outer surface of the connecting plate 10. The resist bar 12 is made of pressure-sensitive material and is electrically connected to the external control circuit. The outer surface of the resist bar 12 is movably connected to the outer surface of the rotating frame 2.

[0025] In this embodiment, one end of the pipeline is placed between the rotating frames 2 on both sides, and the output end of the telescopic rod 9 is extended, so that the rotating frames 2 on both sides drive the truncated table 4 to approach and fit the pipeline, thereby clamping the pipeline. Then the output of the telescopic rod 9 continues to extend, so that the connecting plate 10 compresses the output end of the spring rod 11, and makes the abutment bar 12 contact with the rotating frame 2 to form a pressure signal, thereby completing the clamping of the pipeline. Then the driving motor 7 drives the truncated table 4 to rotate through the key shaft 3, thereby transporting the pipeline, so that the ends of the pipelines on both sides are close to each other, and the ends are heated by the heating plate structure to realize the hot melt butt joint of the pipeline.

[0026] Embodiment 2: Based on Embodiment 1, refer to the attached Figure 1 , Attachment Figure 2 , Attachment Figure 3 ; An adjustment component 5 is provided on the outside of the table 4. The adjustment component 5 includes a rotating groove 51. The rotating groove 51 is opened on the outer surface of the table 4. A sleeve 52 is rotatably connected inside the rotating groove 51. The connection between the sleeve 52 and the rotating groove 51 improves the axial stability of the connection between the sleeve 52 and the table 4. A push plate 53 is fixedly connected to the outer surface of the sleeve 52. A rangefinder 54 is fixedly connected to the outer surface of the push plate 53. The rangefinder 54 is made of an existing laser measuring instrument and is electrically connected to an external control circuit to control the position adjustment accuracy of the table 4. A slide rail 55 is provided on the outside of the push plate 53. The outer surface of the slide rail 55 is fixedly connected to the outer surface of the rotating frame 2. The outer surface of the slide rail 55 is fixedly connected to a linear motor 56. The linear motor 56 is electrically connected to the external control circuit and has a self-locking function to improve the stability of the table 4. The outer surface of the linear motor 56 is fixedly connected to the outer surface of the push plate 53.

[0027] In this embodiment, when clamping pipes of different specifications, the linear motor 56 moves along the slide rail 55, and through the action of the push plate 53 and the sleeve 52, drives the two frustums 4 on the key shaft 3 to move synchronously in opposite directions, thereby adjusting the distance between the two frustums 4 so that they can maintain a larger contact area with the surface of the pipe, so as to facilitate better transportation of the pipe.

[0028] Embodiment 3: Based on Embodiment 2, Figure 1 , Attachment Figure 2 , Attachment Figure 3 , Attachment Figure 4 ; The outer component 6 includes two groups of plywood 61 that fit each other vertically and horizontally. Each group of plywood 61 is provided with two plywood 61. The space enclosed by the four plywood 61 is always square, so as to carry and clamp pipes of different specifications. The bodies of the two groups of plywood 61 are provided with through slide grooves 64. The inside of the slide grooves 64 is slidably connected with I-shaped wheels 65. The outer surfaces of the I-shaped wheels 65 are respectively connected with the outer surfaces of the two groups of plywood 61. The combination of the I-shaped wheels 65 and the slide grooves 64 improves the tightness of the fit between the two groups of plywood 61. The outer surface of the horizontal plywood 61 is fixed. A butt plate 66 is fixedly connected, and the butt plate 66 is in the shape of an isosceles right angle. The outer surface of the butt plate 66 is movably connected to two butt blocks 67. The appearance of the butt blocks 67 is similar to that of the butt plate 66. The two butt blocks 67 are respectively fixedly connected to the outer surfaces of the two longitudinal splints 61. Two slots 68 are provided on the outer surface of the butt block 67. The inside of the two slots 68 are both movably connected with a block 69. The cross-section of the block 69 is T-shaped, which improves the stability of the connection between the butt plate 66 and the butt block 67. The outer surfaces of the two blocks 69 are respectively fixedly connected to the outer surfaces of the two butt blocks 67.

[0029] In this embodiment, when carrying pipes of different specifications, the two longitudinal clamps 61 approach or move away from each other, and the two transverse clamps 61 follow the synchronous movement through the oblique abutment between the abutment block 67 and the abutment plate 66, and the connection between the slot 68 and the block 69, so that the area between the two groups of clamps 61 adapts to the cross-sectional area of ​​the pipe, and when the two groups of clamps 61 move, the I-shaped wheel 65 further improves the stability of the connection between the two groups of clamps 61 by cooperating with the slide grooves 64 on both sides.

[0030] Embodiment 4: Based on Embodiment 3, refer to the attached Figure 1 , Attachment Figure 2 , Attachment Figure 3 , Attachment Figure 4 , Attachment Figure 5 ; The outer part of the longitudinal clamping plate 61 is provided with a closing unit 62, which includes a reciprocating motor 621. The reciprocating motor 621 is made of a servo motor and is electrically connected to an external control circuit. The outer surface of the reciprocating motor 621 is fixedly connected to the outer surface of the fixed frame 8. The output end of the reciprocating motor 621 is fixedly connected to a double-threaded screw rod 622 through a coupling. The outer surface of the double-threaded screw rod 622 is threadedly connected to two connecting blocks 623. The two connecting blocks 623 are connected to the double-threaded screw rod 622 to perform synchronous reverse motion. , thereby driving the two longitudinal splints 61 to follow the movement, the outer surfaces of the two connecting blocks 623 are fixedly connected to the outer surfaces of the two longitudinal splints 61 respectively, one end of the double-threaded screw rod 622 is rotatably connected with a support plate 624, the outer surface of the support plate 624 is fixedly connected to the outer surface of the fixed frame 8, the outer surface of the double-threaded screw rod 622 is rotatably connected with a fixed plate 625, the fixed plate 625 is arranged on both sides of the connecting block 623 to limit the movement of the splint 61, and the outer surface of the fixed plate 625 is movably connected to the outer surface of the connecting block 623.

[0031] In this embodiment, when the pipeline is placed between the two groups of clamps 61, the reciprocating motor 621 drives the double-threaded screw 622 to rotate forward, so that the two connecting blocks 623 move axially along the double-threaded screw 622 and approach each other, thereby making the two connecting blocks 623 drive the two longitudinal clamps 61 to approach each other, and at the same time make the two transverse clamps 61 approach each other, so that the two groups of clamps 61 carry and clamp the pipeline, and at the same time the fixed plate 625 limits the movement of the clamp 61.

[0032] Embodiment 5: Based on Embodiment 4, refer to the attached Figure 1 , Attachment Figure 2 , Attachment Figure 3 , Attachment Figure 4 , Attachment Figure 5 , Attachment Figure 6 ; The body of the transverse clamping plate 61 is provided with an end measuring unit 63, which includes a groove 631. The groove 631 is provided on the outer surface of the transverse clamping plate 61. The inner part of the groove 631 is rotatably connected with a baffle 632. The baffle 632 is vertically arranged on the pipeline conveying path so as to monitor the end position of the pipeline by contacting with the pipeline. The body of the baffle 632 is fixedly connected with a rotating rod 633. The end of the rotating rod 633 is embedded in the inner part of the groove 631 and is rotatably connected. The outer part of the rotating rod 633 is A torsion spring 634 is sleeved on the surface, and the two ends of the torsion spring 634 are respectively fixedly connected to the inside of the groove 631 and the outer surface of the baffle 632. A spotlight 635 is embedded and fixedly connected to the outer surface of the baffle 632. The spotlight 635 is electrically connected to the external control circuit. A photosensitive plate 636 is arranged on the outside of the spotlight 635. A photosensitive element is arranged on the photosensitive plate 636. When receiving the rays of the spotlight 635, a monitoring signal is formed. The outer surface of the photosensitive plate 636 is fixedly connected to the outer surface of the horizontal clamping plate 61.

[0033] In this embodiment, when the truncated table 4 transports the pipeline, after the pipeline is carried by the transverse clamping plate 61 on one side, during the movement and docking, the transverse clamping plate 61 on the other side of the fixed frame 8 also carries it, and along with the continuous movement of the pipeline, the end of the pipeline contacts the baffle 632 and pushes the baffle 632 to rotate inside the groove 631, so that the torsion spring 634 is compressed, and the surface of the baffle 632 is kept horizontally coplanar with the surface of the transverse clamping plate 61, so that the spotlight 635 is aligned with the photosensitive element on the photosensitive plate 636, and the rays emitted by the spotlight 635 are irradiated on the photosensitive element, and the resistance and current changes of the photosensitive element circuit form a monitoring signal of the position of the pipeline end, thereby improving the docking accuracy.

[0034] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An auxiliary connection device for a high-voltage electric bushing, characterized in that: include: A base (1) for providing support; A shifting mechanism, the shifting mechanism being arranged above the base (1) and used for shifting the pipe to move for docking, the shifting mechanism comprising a rotating frame (2), the body of the rotating frame (2) being rotatably connected to a key shaft (3), the outer surface of the key shaft (3) being slidably connected to two round tables (4), the two round tables (4) being able to adjust the clamping range by axially sliding along the key shaft (3) to adapt to pipes of different outer diameters, the outer surface of the rotating frame (2) being fixedly connected to a driving motor (7), the output end of the driving motor (7) being rotatably connected to the body of the rotating frame (2), and the output end of the driving motor (7) being fixedly connected to one end of the key shaft (3) via a coupling; An adjustment component (5), the adjustment component (5) being arranged on the rotating frame (2) and used for driving the two round tables (4) to move synchronously in opposite directions so as to adjust the distance between the two tables; An external mounting assembly (6) is arranged outside the truncated table (4) and is used for mounting a butt-jointed pipe.

2. The auxiliary connection device for a high-voltage electric bushing according to claim 1, characterized in that: A fixed frame (8) is arranged outside the truncated table (4); the outer surface of the fixed frame (8) is fixedly connected to the outer surface of the base (1); the outer surface of the fixed frame (8) is fixedly connected to a telescopic rod (9); the output end of the telescopic rod (9) is fixedly connected to a connecting plate (10); the outer surface of the connecting plate (10) is fixedly connected to a spring rod (11); the output end of the spring rod (11) is fixedly connected to the outer surface of the rotating frame (2); the outer surface of the connecting plate (10) is fixedly connected to a support bar (12); the outer surface of the support bar (12) is movably connected to the outer surface of the rotating frame (2).

3. The auxiliary connection device for a high-voltage electric bushing according to claim 1, characterized in that: The adjustment assembly (5) comprises a rotating groove (51), the rotating groove (51) being formed on the outer surface of the truncated table (4), the interior of the rotating groove (51) being rotatably connected to a sleeve (52), the outer surface of the sleeve (52) being fixedly connected to a push plate (53), and the outer surface of the push plate (53) being fixedly connected to a distance meter (54).

4. The auxiliary connection device for a high-voltage electric bushing according to claim 3, characterized in that: A slide rail (55) is arranged outside the push plate (53), and the outer surface of the slide rail (55) is fixedly connected to the outer surface of the rotating frame (2). A linear motor (56) is fixedly connected to the outer surface of the slide rail (55), and the outer surface of the linear motor (56) is fixedly connected to the outer surface of the push plate (53).

5. The auxiliary connection device for a high-voltage electric bushing according to claim 2, characterized in that: The outer component (6) comprises two groups of clamping plates (61) that fit each other in a longitudinal and transverse manner, each group of the clamping plates (61) being provided with two, the bodies of the two groups of the clamping plates (61) being provided with a through slide groove (64), the interior of the slide groove (64) being slidably connected with an I-shaped wheel (65), the outer surfaces of the I-shaped wheel (65) being respectively engaged with the outer surfaces of the two groups of the clamping plates (61).

6. The auxiliary connection device for a high-voltage electric bushing according to claim 5, characterized in that: The outer surface of the transverse clamp (61) is fixedly connected to a support plate (66), and the outer surface of the support plate (66) is movably connected to two support blocks (67). The two support blocks (67) are respectively fixedly connected to the outer surfaces of the two longitudinal clamps (61). The outer surface of the support block (67) is provided with two card slots (68), and the insides of the two card slots (68) are movably connected to a card block (69), and the outer surfaces of the two card blocks (69) are respectively fixedly connected to the outer surfaces of the two support blocks (67).

7. The auxiliary connection device for a high-voltage electric bushing according to claim 5, characterized in that: A closing unit (62) is arranged outside the longitudinal clamping plate (61), and the closing unit (62) comprises a reciprocating motor (621). The outer surface of the reciprocating motor (621) is fixedly connected to the outer surface of the fixed frame (8). The output end of the reciprocating motor (621) is fixedly connected to a double-threaded screw rod (622) via a coupling. The outer surface of the double-threaded screw rod (622) is threadedly connected to two connecting blocks (623). The outer surfaces of the two connecting blocks (623) are respectively fixedly connected to the outer surfaces of the two longitudinal clamping plates (61).

8. The auxiliary connection device for a high-voltage electric bushing according to claim 7, characterized in that: One end of the double-threaded screw rod (622) is rotatably connected to a support plate (624), the outer surface of the support plate (624) is fixedly connected to the outer surface of the fixed frame (8), the outer surface of the double-threaded screw rod (622) is rotatably connected to a fixed plate (625), and the outer surface of the fixed plate (625) is movably connected to the outer surface of the connecting block (623).

9. The auxiliary connection device for a high-voltage electric bushing according to claim 5, characterized in that: An end measuring unit (63) is provided on the body of the transverse clamping plate (61), and the end measuring unit (63) includes a groove (631). The groove (631) is opened on the outer surface of the transverse clamping plate (61), and the inside of the groove (631) is rotatably connected to a baffle (632). The body of the baffle (632) is penetrated and fixedly connected to a rotating rod (633), and the end of the rotating rod (633) is embedded and rotatably connected to the inside of the groove (631). The outer surface of the rotating rod (633) is sleeved with a torsion spring (634), and the two ends of the torsion spring (634) are respectively fixedly connected to the inside of the groove (631) and the outer surface of the baffle (632).

10. An auxiliary connection device for a high-voltage electric bushing according to claim 9, characterized in that: A spotlight (635) is embedded and fixedly connected to the outer surface of the baffle (632); a photosensitive plate (636) is arranged outside the spotlight (635); and the outer surface of the photosensitive plate (636) is fixedly connected to the outer surface of the transverse clamping plate (61).

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