Insulation sleeve installation device

Abstract

The utility model relates to the technical field of cable insulation sleeve installation, in particular to an insulation sleeve installation device, which comprises a frame body, a driving assembly and a plurality of expansion rods, the frame body is provided with a through hole penetrating through the frame body along a first direction, the plurality of expansion rods are arranged at intervals, one end of each expansion rod is connected with the driving assembly, and the other end of each expansion rod is connected with the driving assembly. One end of each expansion rod is suitable for being inserted into a through hole, the other end of each expansion rod is suitable for being inserted into an insulation sleeve, the driving assembly can drive the multiple expansion rods to move away from the center of the through hole so as to flaring the insulation sleeve, all the expansion rods define a threading gap, the threading gap is communicated with the through hole, and a wire can pass through the through hole and the threading gap. Therefore, the lead can be inserted into the flared insulation sleeve. Operation is simple, and working efficiency is improved.

Description

Technical Field

[0001] This utility model relates to the field of cable insulation sleeve installation technology, and in particular to an insulation sleeve installation device. Background Technology

[0002] Cable insulation sleeves are insulating protective devices used to wrap cables, isolating the conductors inside the cable from the external environment and ensuring the safe and reliable operation of the electrical system.

[0003] One existing method for installing insulating sleeves involves having one worker manually open one end of the insulating sleeve while another worker inserts the cable conductor into the insulating sleeve through the opened end, allowing the conductor to emerge from the other end of the sleeve. The insulating sleeve is then released, leaving it covering the conductor.

[0004] However, the existing insulating sleeves are installed by manually flaring the ends, which is inefficient and labor-intensive. Summary of the Invention

[0005] This utility model provides an insulating sleeve installation device to solve the problem that the existing insulating sleeve installation method, which uses manual flaring, is inefficient and labor-intensive.

[0006] This utility model provides an insulating sleeve installation device, including a frame, a drive assembly, and a plurality of expansion rods. The frame has a through hole that penetrates the frame in a first direction. The plurality of expansion rods are arranged at intervals. One end of each expansion rod is connected to the drive assembly, and the other end of each expansion rod is adapted to be inserted into an insulating sleeve. The drive assembly can drive the plurality of expansion rods to move away from the center of the through hole to flare the insulating sleeve.

[0007] All the expansion rods form a threading gap, which communicates with the through hole. The through hole and the threading gap allow the wire to pass through so that the wire can be inserted into the flared insulating sleeve.

[0008] Optionally, the expansion rod includes a connecting portion and a flared portion. The connecting portion is connected to the drive assembly, and the flared portion is adapted to be inserted into the insulating sleeve. The flared portion is arranged at an angle, and the distance between the end of the flared portion near the connecting portion and the inner wall of the perforation is less than the distance between the end of the flared portion away from the connecting portion and the inner wall of the perforation.

[0009] Optionally, the perforation is circular, and the driving assembly includes a plurality of first slider mechanisms, which are arranged at intervals around the axis of the perforation, and each of the first slider mechanisms corresponds to one of the expansion rods;

[0010] The first sliding block mechanism comprises a first sliding member and a first sliding rail, the first sliding rail is connected with the frame body, and a first sliding groove extending along the radial direction of the through hole is arranged on the first sliding rail, and the first sliding member is in sliding connection with the first sliding groove along the radial direction of the through hole.

[0011] The connecting part is connected with the first sliding member.

[0012] Optionally, the first sliding member comprises a first sliding block and a first sliding seat, the first sliding block extends along the radial direction of the through hole, the first sliding block is in sliding connection with the first sliding groove along the radial direction of the through hole, the first sliding seat is detachably connected with the first sliding block, and the connecting part is connected with one end of the first sliding seat away from the first sliding block.

[0013] Optionally, a mounting hole is arranged on the first sliding member, and the connecting part is inserted into the mounting hole.

[0014] Optionally, the driving assembly further comprises a driving mechanism, and the driving mechanism can drive all the first sliding members to move synchronously towards the direction close to or away from the axis of the through hole.

[0015] Optionally, the driving mechanism comprises a plurality of second sliding block mechanisms, and one second sliding block mechanism is arranged between any two adjacent first sliding block mechanisms distributed around the axis of the through hole.

[0016] The second sliding block mechanism comprises a second sliding member, a second sliding rail, a first connecting plate and a second connecting plate, the second sliding rail is connected with the frame body, a second sliding groove extending along the radial direction of the through hole is arranged on the second sliding rail, and the second sliding member is in sliding connection with the second sliding groove along the radial direction of the through hole.

[0017] One end of the first connecting plate is hingedly connected with the second sliding member, the other end of the first connecting plate is hingedly connected with one of the first sliding members of the two adjacent first sliding members distributed around the axis of the through hole, one end of the second connecting plate is hingedly connected with the second sliding member, and the other end of the second connecting plate is hingedly connected with the other of the first sliding members of the two adjacent first sliding members distributed around the axis of the through hole.

[0018] Optionally, the second sliding member comprises a second sliding block and a second sliding seat, the second sliding block extends along the radial direction of the through hole, the second sliding block is in sliding connection with the second sliding groove along the radial direction of the through hole, the second sliding seat is detachably connected with the second sliding block, and the connecting part is connected with one end of the second sliding seat away from the second sliding block.

[0019] Optionally, a first long slot hole is arranged on the first connecting plate, and a second long slot hole is arranged on the second connecting plate.

[0020] Optionally, the driving mechanism further comprises a driving member, and the driving member is capable of driving at least one of the second sliding members to move towards or away from the axis of the through hole.

[0021] According to the insulating sleeve installation device provided by the embodiment of the present application, the insulating sleeve is sleeved on the expansion rod, the driving assembly drives the plurality of expansion rods to move away from the center of the through hole, so that the insulating sleeve is flared, and the wires are inserted into the insulating sleeve after the flaring through the through hole and the threading gap, thereby realizing the installation of the insulating sleeve. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical scheme of the embodiment of the present application, the following will briefly introduce the drawings needed to be used in the description of the embodiment of the present application. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0023] Figure 1 The structure diagram of the insulating sleeve installation device provided by the embodiment of the present application Figure One (with the insulating sleeve);

[0024] Figure 2 The structure diagram of the insulating sleeve installation device provided by the embodiment of the present application Figure Two (remove the cover);

[0025] Figure 3 The assembly diagram of the first sliding block mechanism and the second sliding block mechanism;

[0026] Figure 4 The structure diagram of the first sliding block mechanism;

[0027] Figure 5 The structure diagram of the second sliding block mechanism;

[0028] Figure 6 The structure diagram of the sealing piece.

[0029] Description of the drawings: 1, frame body; 2, cover; 3, notch; 4, expansion rod; 5, connecting part; 6, flared portion; 7, drive assembly; 8, drive piece; 9, mounting groove; 10, first slider mechanism; 11, second slider mechanism; 12, first sliding rail; 13, first sliding groove; 14, first guide block; 15, first sliding piece; 16, first sliding seat; 17, mounting hole; 18, first slider; 19, first guide groove; 20, second sliding rail; 21, second sliding groove; 22, second guide block; 23, second sliding piece; 24, second sliding seat; 25, second slider; 26, second guide groove; 27, first connecting plate; 28, first long hole; 29, mounting step; 30, second connecting plate; 31, second long hole; 32, hinge shaft; 33, second drive sliding seat; 34, second passive sliding seat; 35, through hole. DETAILED DESCRIPTION

[0030] In order to make the technical problems, technical solutions and beneficial effects solved by the utility model clearer and more apparent, the utility model will be further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model and not to limit the utility model.

[0031] In the description of the utility model, it should be pointed out that, unless otherwise explicitly specified and limited, the terms "mounting", "connection" and "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0032] As shown in Figures 1 to 6 An embodiment of the utility model provides an insulating sleeve mounting device, which comprises a frame body 1, a drive assembly 7 and a plurality of expansion rods 4, the frame body 1 is provided with a through hole 35 penetrating the frame body 1 along a first direction, the plurality of expansion rods 4 are arranged at intervals, one end of the expansion rod 4 is connected with the drive assembly 7, the other end of the expansion rod 4 is adapted to be inserted into the insulating sleeve, and the drive assembly 7 can drive the plurality of expansion rods 4 to move away from the center of the through hole 35 to expand the insulating sleeve.

[0033] All the expansion rods 4 surround a threading gap, the threading gap is communicated with the through hole 35, and the through hole 35 and the threading gap can be passed through by a wire, so that the wire can be inserted into the expanded insulating sleeve.

[0034] In the embodiment, the insulating sleeve is sleeved on the expansion rod 4, the driving assembly 7 drives the plurality of expansion rods 4 to move away from the center of the through hole 35, so that the insulating sleeve is flared, the conductor is inserted into the flared insulating sleeve through the through hole 35 and the threading gap in sequence, and installation of the insulating sleeve is realized, so that the operation is simple and the work efficiency is improved.

[0035] In an embodiment, the expansion rod 4 comprises a connecting portion 5 and a flared portion 6, the connecting portion 5 is connected with the driving assembly 7, and the flared portion 6 is adapted to be inserted into the insulating sleeve. The flared portion 6 is arranged obliquely, and the distance between the end of the flared portion 6 close to the connecting portion 5 and the inner wall of the hole of the through hole 35 is less than the distance between the end of the flared portion 6 away from the connecting portion 5 and the inner wall of the hole of the through hole 35.

[0036] In the embodiment, the distance between the end of the flared portion 6 close to the connecting portion 5 and the inner wall of the hole of the through hole 35 is less than the distance between the end of the flared portion 6 away from the connecting portion 5 and the inner wall of the hole of the through hole 35, which is beneficial to the insertion of the flared portion 6 into the insulating sleeve.

[0037] In an embodiment, the through hole 35 is circular, and the driving assembly 7 comprises a plurality of first sliding block mechanisms 10, the plurality of first sliding block mechanisms 10 are arranged at intervals around the axis of the through hole 35, and the first sliding block mechanisms 10 correspond to the expansion rods 4 one by one.

[0038] The first sliding block mechanism 10 comprises a first sliding member 15 and a first sliding rail 12, the first sliding rail 12 is connected with the frame body 1, the first sliding rail 12 is provided with a first sliding groove 13 extending along the radial direction of the through hole 35, and the first sliding member 15 is in sliding connection with the first sliding groove 13 along the radial direction of the through hole 35.

[0039] The connecting portion 5 is connected with the first sliding member 15.

[0040] In the embodiment, the plurality of first sliding block mechanisms 10 are arranged at intervals around the axis of the through hole 35, the number of the first sliding block mechanisms 10 is consistent with the number of the expansion rods 4, and the first sliding block mechanisms 10 correspond to the expansion rods 4 one by one.

[0041] In the embodiment, the first sliding member 15 is in sliding connection in the first sliding groove 13, the connecting portion 5 of the expansion rod 4 is connected with the first sliding member 15, so that the expansion rod 4 moves along the radial direction of the through hole 35 with the first sliding member 15 to approach or move away from the axis of the through hole 35, so that the expansion rod 4 can move stably. The first sliding member 15 is in sliding connection with the first sliding groove 13, which has the advantages of simple structure and convenient design.

[0042] In an embodiment, the first sliding member 15 comprises a first sliding block 18 and a first sliding seat 16, the first sliding block 18 extends along the radial direction of the through hole 35, the first sliding block 18 is in sliding connection with the first sliding groove 13 along the radial direction of the through hole 35, the first sliding seat 16 is detachably connected with the first sliding block 18, and the connecting part 5 is connected with one end of the first sliding seat 16 away from the first sliding block 18.

[0043] In the embodiment, the first sliding block 18 is in sliding connection in the first sliding groove 13, and the groove side wall of the first sliding groove 13 is in sliding contact with the side surface of the first sliding block 18.

[0044] In the embodiment, the first sliding groove 13 is provided with a first guide block 14 extending along the radial direction of the through hole 35, the side surface of the first sliding block 18 is provided with a first guide groove 19 extending along the radial direction of the through hole 35, and the first guide block 14 is in sliding connection with the first guide groove 19 along the radial direction of the through hole 35. The cooperation of the first guide block 14 and the first guide groove 19 can not only limit the first sliding block 18 in the thickness direction of the first sliding block 18, but also enable stable sliding in the first sliding groove 13.

[0045] In the embodiment, the side of the first sliding block 18 away from the frame body 1 is screw-connected with the first sliding seat 16, and the first sliding block 18 is detachably connected with the first sliding seat 16. This facilitates disassembly and assembly.

[0046] In the embodiment, during installation, the first sliding block 18 can be pushed into the first sliding groove 13 along the radial direction of the through hole 35.

[0047] In an embodiment, the first sliding member 15 is provided with a mounting hole 17, and the connecting part 5 is inserted into the mounting hole 17.

[0048] In the embodiment, the mounting hole 17 extends along the axial direction of the through hole 35, and the connecting part 5 is inserted into the mounting hole 17 in an interference fit. The connection is simple and facilitates installation.

[0049] In an embodiment, the driving assembly 7 further comprises a driving mechanism, which can drive all the first sliding members 15 to move synchronously towards or away from the axis of the through hole 35.

[0050] In the embodiment, the driving mechanism drives all the first sliding members 15 to move synchronously towards or away from the axis of the through hole 35, so that the expansion rods 4 can act synchronously, the expansion rods 4 can simultaneously expand the insulating sleeve, and the insulating sleeve can be stably expanded.

[0051] In an embodiment, the driving mechanism comprises a plurality of second sliding block mechanisms 11, and one second sliding block mechanism 11 is arranged between any two adjacent first sliding block mechanisms 10 distributed around the axis of the through hole 35.

[0052] The second slider mechanism 11 comprises a second sliding piece 23, a second sliding rail 20, a first connecting plate 27 and a second connecting plate 30. The second sliding rail 20 is connected with the frame body 1, and the second sliding rail 20 is provided with a second sliding groove 21 extending along the radial direction of the through hole 35. The second sliding piece 23 is in sliding connection with the second sliding groove 21 along the radial direction of the through hole 35.

[0053] One end of the first connecting plate 27 is hingedly connected with the second sliding piece 23, and the other end of the first connecting plate 27 is hingedly connected with one of the first sliding pieces 15 adjacent to each other and distributed around the axis of the through hole 35. One end of the second connecting plate 30 is hingedly connected with the second sliding piece 23, and the other end of the second connecting plate 30 is hingedly connected with the other of the first sliding pieces 15 adjacent to each other and distributed around the axis of the through hole 35.

[0054] In the embodiment, the second sliding piece 23 is in sliding connection with the second sliding groove 21, and the connecting portion 5 of the expansion rod 4 is connected with the second sliding piece 23, so that the second sliding piece 23 moves along the radial direction of the through hole 35 to approach or move away from the axis of the through hole 35. Under the action of the first connecting plate 27 and the second connecting plate 30, the first sliding pieces 15 on both sides of the second slider mechanism move along the radial direction of the through hole 35, so that the expansion rod 4 can stably move. The first connecting plate 27 and the second connecting plate 30 are used to synchronously drive the two first sliding pieces 15 to move, so that the structure is simple and convenient for design.

[0055] In an embodiment, the second sliding piece 23 comprises a second sliding block 25 and a second sliding seat 24. The second sliding block 25 extends along the radial direction of the through hole 35, and the second sliding block 25 is in sliding connection with the second sliding groove 21 along the radial direction of the through hole 35. The second sliding seat 24 is detachably connected with the second sliding block 25. The connecting portion 5 is connected with one end of the second sliding seat 24 away from the second sliding block 25.

[0056] In the embodiment, the second sliding block 25 is in sliding connection with the second sliding groove 21, and the groove side wall of the second sliding groove 21 is in sliding contact with the side surface of the second sliding block 25.

[0057] In the embodiment, the groove side wall of the second sliding groove 21 is provided with a second guide block 22 extending along the radial direction of the through hole 35. The side surface of the second sliding block 25 is provided with a second guide groove 26 extending along the radial direction of the through hole 35. The second guide block 22 is in sliding connection with the second guide groove 26 along the radial direction of the through hole 35. The cooperation between the second guide block 22 and the second guide groove 26 can not only limit the second sliding block 25 in the thickness direction of the second sliding block 25, but also enable the second sliding block 25 to stably slide in the second sliding groove 21.

[0058] In the embodiment, the side of the second sliding block 25 away from the frame body 1 is screw-connected with the second sliding seat 24, and the second sliding block 25 is detachably connected with the second sliding seat 24. This facilitates disassembly and assembly.

[0059] In the embodiment, the first sliding block 16 is connected with the second sliding block 24 on one side thereof through the first connecting plate 27, and the first sliding block 16 is connected with the second sliding block 24 on the other side thereof through the second connecting plate 30.

[0060] In the embodiment, when being installed, the second sliding block 25 can be pushed into the second sliding groove 21 along the radial direction of the through hole 35.

[0061] In the embodiment, the first connecting plate 27 and the second connecting plate 30 are arranged in a stacked manner at one end close to the second sliding block 24, the first connecting plate 27 is provided with a mounting step 29, the second connecting plate 30 is in contact with the side surface of the mounting step 29 away from the frame body 1, the second connecting plate 30 is also in stop cooperation with the mounting step 29, and the first connecting plate 27 and the second connecting plate 30 are hinged to the second sliding block 24 through the same hinge shaft 32.

[0062] In an embodiment, the first connecting plate 27 is provided with a first long hole 28, and the second connecting plate 30 is provided with a second long hole 31. The weight of the first connecting plate 27 and the second connecting plate 30 can be reduced.

[0063] In an embodiment, the driving mechanism further comprises a driving member 8, and the driving member 8 can drive at least one second sliding member 23 to move towards or away from the axis of the through hole 35 among the plurality of second sliding block mechanisms.

[0064] In the embodiment, the driving member 8 is a driving cylinder, and the driving cylinder is connected with the frame body 1.

[0065] Among the plurality of second sliding blocks 24, one second sliding block 24 is a second driving sliding block 33, and the rest of the second sliding blocks 24 are second passive sliding blocks 34, the length of the second driving sliding block 33 is greater than the length of the rest of the second passive sliding blocks 34, and the end of the second driving sliding block 33 away from the through hole 35 is connected with the driving cylinder, and the driving cylinder drives the second driving sliding block 33 to move along the radial direction of the through hole 35.

[0066] In an embodiment, the insulation sleeve mounting device further comprises a cover 2 and two sealing pieces, the frame body 1 is provided with a mounting groove 9, the first sliding block mechanism 10 and the second sliding block mechanism 11 are both mounted in the mounting groove 9, the top groove inner wall of the mounting groove 9 is provided with a first avoiding hole, the driving cylinder is mounted outside the mounting groove 9 of the frame body 1, the end of the second driving sliding block 33 away from the through hole 35 extends out of the mounting groove 9 through the first avoiding hole and is connected with the driving cylinder.

[0067] In the embodiment, the cover 2 is connected with the frame body 1, and the first sliding block mechanism 10 and the second sliding block mechanism 11 are both mounted in the space surrounded by the cover 2 and the frame body 1.

[0068] In the embodiment, the gap 3 is arranged between the frame 1 and the cover 2.

[0069] The blocking pieces are arranged in an arc shape, and the two blocking pieces are arranged at intervals, and the two ends of the blocking pieces are respectively provided with a first mounting plate and a second mounting plate, the first mounting plate is screw-connected with the frame 1, and the second mounting plate is screw-connected with the cover 2, so that the blocking pieces are blocked at the gap 3, and a side of the blocking piece away from the frame 1 surrounds the through hole 35.

[0070] The blocking piece close to the upper side edge of the gap 3 has a gap between the upper side edge of the gap 3, the blocking piece close to the lower side edge of the gap 3 has a gap between the lower side edge of the gap 3, and the two blocking pieces have a gap between them, and the first sliding seat 16 passes through the three gaps respectively.

[0071] The insulating sleeve mounting device provided by the embodiment of the utility model, first, the insulating sleeve is sleeved on the expansion rod 4, the driving assembly 7 drives the plurality of expansion rods 4 to move away from the center of the through hole 35, so that the insulating sleeve is flared, the wire is inserted into the insulating sleeve after flaring through the through hole 35 and the threading gap in sequence, then the insulating sleeve is taken off from the expansion rod 4, and the wire is pulled out from the through hole 35 and the threading gap, so that the insulating sleeve is contracted and wrapped on the wire, to form the cable.

[0072] The technical features of the above embodiments can be combined arbitrarily, and to make the description simple, all possible combinations of the technical features in the above embodiments are not described, however, as long as the combination of the technical features does not exist contradictory, it should be considered as the range recorded in the description.

[0073] According to the insulating sleeve mounting device provided by the embodiment of the utility model, the insulating sleeve is sleeved on the expansion rod 4, the driving assembly 7 drives the plurality of expansion rods 4 to move away from the center of the through hole 35, so that the insulating sleeve is flared, the wire is inserted into the insulating sleeve after flaring through the through hole 35 and the threading gap in sequence, to realize the installation of the insulating sleeve, compared with the prior art, the operation is simple, and the working efficiency is improved.

[0074] The above-described embodiments are only used to illustrate the technical solutions of the utility model, rather than limit them; although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it still can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and range of the technical solutions of the embodiments of the utility model, and all should be included in the protection range of the utility model.

Claims

1. An insulating sleeve installation device, characterized by, The utility model relates to a kind of insulating sleeve expanding device, including frame body (1), drive assembly (7) and multiple expansion rods (4), the frame body (1) is equipped with the perforation (35) through the frame body (1) along first direction, multiple expansion rods (4) are arranged at intervals, one end of the expansion rod (4) is connected with the drive assembly (7), the other end of the expansion rod (4) is suitable for inserting insulating sleeve, the drive assembly (7) can drive multiple expansion rods (4) to move away from the center of the perforation (35), to insulating sleeve is expanded to mouth; All the expansion rods (4) enclose threading gap, the threading gap is communicated with the perforation (35), the perforation (35) and the threading gap can be passed through by wire, so that wire can be inserted into the insulating sleeve after expanding.

2. The insulating sleeve installation device of claim 1, wherein, The expansion rod (4) includes connecting portion (5) and flaring portion (6), the connecting portion (5) is connected with the drive assembly (7), the flaring portion (6) is suitable for inserting into insulating sleeve, the flaring portion (6) is arranged obliquely, the distance between the flaring portion (6) and the inner wall of the hole of the perforation (35) near the connecting portion (5) is less than the distance between the flaring portion (6) and the inner wall of the hole of the perforation (35) away from the connecting portion (5).

3. The insulating sleeve installation device of claim 2, wherein, The perforation (35) is circular, and the drive assembly (7) includes a plurality of first slider mechanisms (10). The first slider mechanisms (10) are arranged at intervals around an axis of the perforation (35). The first slider mechanisms (10) correspond one-to-one to the expansion rods (4). The first slider mechanism (10) includes a first sliding member (15) and a first sliding rail (12). The first sliding rail (12) is connected to the frame body (1). The first sliding rail (12) is provided with a first sliding groove (13) extending in a radial direction of the perforation (35). The first sliding member (15) is slidably connected to the first sliding groove (13) in the radial direction of the perforation (35). The connecting portion (5) is connected to the first sliding member (15).

4. The insulating sleeve installation device of claim 3, wherein, The first sliding member (15) includes a first sliding block (18) and a first sliding seat (16). The first sliding block (18) extends in the radial direction of the perforation (35). The first sliding block (18) is slidably connected to the first sliding groove (13) in the radial direction of the perforation (35). The first sliding seat (16) is detachably connected to the first sliding block (18). The connecting portion (5) is connected to an end of the first sliding seat (16) away from the first sliding block (18).

5. The insulating sleeve installation device of claim 3, wherein, The first sliding member (15) is provided with a mounting hole (17). The connecting portion (5) is inserted into the mounting hole (17).

6. The insulating sleeve installation device of claim 3, wherein, The drive assembly (7) further includes a driving mechanism. The driving mechanism can drive all the first sliding members (15) to move synchronously towards or away from an axis of the perforation (35).

7. The insulating sleeve installation device of claim 6, wherein, The driving mechanism includes a plurality of second slider mechanisms (11). One second slider mechanism (11) is arranged between any two adjacent first slider mechanisms (10) distributed around the axis of the perforation (35). The second sliding block mechanism (11) comprises a second sliding piece (23), a second sliding rail (20), a first connecting plate (27) and a second connecting plate (30), the second sliding rail (20) is connected with the frame body (1), the second sliding rail (20) is provided with a second sliding groove (21) extending along the radial direction of the through hole (35), the second sliding piece (23) is in sliding connection with the second sliding groove (21) along the radial direction of the through hole (35); One end of the first connecting plate (27) is hingedly connected with the second sliding piece (23), the other end of the first connecting plate (27) is hingedly connected with one of the first sliding pieces (15) adjacent to each other and distributed around the axis of the through hole (35), one end of the second connecting plate (30) is hingedly connected with the second sliding piece (23), the other end of the second connecting plate (30) is hingedly connected with the other of the first sliding pieces (15) adjacent to each other and distributed around the axis of the through hole (35).

8. The insulating sleeve installation device of claim 7, wherein, The second sliding piece (23) comprises a second sliding block (25) and a second sliding seat (24), the second sliding block (25) extends along the radial direction of the through hole (35), the second sliding block (25) is in sliding connection with the second sliding groove (21) along the radial direction of the through hole (35), the second sliding seat (24) is detachably connected with the second sliding block (25), the connecting part (5) is connected with one end of the second sliding seat (24) away from the second sliding block (25).

9. The insulating sleeve installation device of claim 7, wherein, The first connecting plate (27) is provided with a first long hole (28), and the second connecting plate (30) is provided with a second long hole (31).

10. The insulating sleeve installation device of claim 7, wherein, The driving mechanism further comprises a driving piece (8), in the plurality of second sliding block mechanisms, the driving piece (8) can drive at least one second sliding piece (23) to move towards or away from the axis of the through hole (35).

Images