Transformer bushing connection device convenient to disassemble and assemble

Abstract

The utility model discloses a transformer bushing connecting device convenient to disassemble and assemble, which belongs to the technical field of transformer production, and comprises a bushing placing cylinder, one end of the bushing placing cylinder is hinged on a flat car, the other end of the bushing placing cylinder is detachably provided with a rubber hoop, a plurality of rubber rings are placed in the bushing placing cylinder, and the rubber rings are connected with the rubber hoop. A damping seat is installed at the end, away from the rubber hoop, of the sleeve containing cylinder and comprises a sliding plate and a connecting plate, one end of the connecting plate is hinged to the flat car, two guide rods are installed at the other end of the connecting plate, and the sliding plate is installed on the two guide rods in a sliding mode; the guide rod is sleeved with a damping spring located between the connecting plate and the sliding plate, a transition rubber ring is placed between the sliding plate and the rubber ring, and two through holes allowing the guide rod to penetrate through are formed in the transition rubber ring, the assembly and maintenance efficiency can be improved, and the labor intensity of workers is relieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to transformer production technical field, concretely relates to a transformer bushing connection device convenient to dismount. BACKGROUND

[0002] The existing bushing connection device, such as Figure 4 As shown: through the hinged seat, flat car and connection arm 19 are connected together, connection arm 19 is cylindrical one end and sets up rubber hoop 22, rubber hoop 22 is installed with screw rod 18, screw rod 18 extends to the other end of connection arm 19 and fixes connection arm 19 on the hinged seat;

[0003] Connection arm 19 inside usually places many shock pads 20, these shock pads 20 all are equipped with the string connection hole 21 for screw rod 18 to pass through, and the shock pad 20 installed in the connection wall inside is all worn on screw rod 18;

[0004] Since the porcelain bottle head 7 of transformer bushing is directly inserted into the inside of connection arm 19 and directly contacts with shock pad 20 during connection, shock pad 20 is short in service life due to frequent wearing and extrusion deformation and belongs to the vulnerable part and needs to be replaced regularly, although shock pad 20 is independent and can be individually replaced, but when replacing, the whole connection arm 19 needs to be dismounted from the hinged seat to take out shock pad 20, so it is inconvenient to replace.

[0005] In view of the above problems of prior art, the utility model designs and manufactures a transformer bushing connection device convenient to dismount to overcome the above defects. CONTENT OF UTILITY MODEL

[0006] For the problems existing in the prior art, the utility model provides a transformer bushing connection device convenient to dismount, which can improve the assembly and maintenance efficiency and reduce the labor intensity of workers.

[0007] In order to realize the above purpose, the utility model adopts the following technical scheme: a transformer bushing connection device convenient to dismount, comprising a bushing placing cylinder, one end of the bushing placing cylinder is hinged on a flat car, the other end of the bushing placing cylinder is detachably installed with a rubber hoop, a plurality of rubber rings are placed in the bushing placing cylinder, a shock absorbing seat is installed at the end of the bushing placing cylinder away from the rubber hoop, the rubber ring is abutted between the shock absorbing seat and the rubber hoop;

[0008] The shock absorbing seat comprises a sliding plate and a connecting plate fixed on the bushing placing cylinder, one end of the connecting plate is hinged with the flat car, the other end of the connecting plate is installed with two guide rods, the sliding plate is slidingly installed on the two guide rods, a shock absorbing spring is sleeved on the guide rod between the connecting plate and the sliding plate;

[0009] A transition rubber ring is arranged between the sliding plate and the rubber ring, and two through holes for the guide rods to pass through are arranged on the transition rubber ring.

[0010] Preferably, the rubber hoop comprises a flange and a connecting cylinder, the flange is arranged at one end of the connecting cylinder, the other end of the connecting cylinder can be inserted into the sleeve placing cylinder, and the flange can abut against one end of the sleeve placing cylinder away from the damping seat.

[0011] Preferably, an external thread is arranged on the outer wall of the connecting cylinder, an internal thread matched with the external thread is arranged on the inner wall of the sleeve placing cylinder, and the sleeve placing cylinder and the rubber hoop are connected together through mutual cooperation of the internal thread and the external thread.

[0012] Preferably, the transition rubber ring comprises a plurality of damping rings, two transverse holes are arranged on the damping rings, and the through holes are formed by mutual coincidence of the axial centers of the transverse holes on the damping rings.

[0013] Preferably, two positioning strips are arranged on the inner wall of the sleeve placing cylinder close to one end of the connecting plate, and a through groove matched with the positioning strips is arranged on the outer wall of the sliding plate and the damping ring;

[0014] When the through groove and the positioning strips are in sliding cooperation, the guide rods can pass through the transverse holes on the sliding plate and the damping ring.

[0015] Preferably, a ring groove is arranged on one side of the rubber ring and the damping ring, and a convex ring matched with the ring groove is arranged on the other side of the rubber ring and the damping ring.

[0016] The cooperation of the ring groove and the convex ring can make the axial centers of the rubber ring and the damping ring coincide during installation.

[0017] Preferably, a buffer layer is arranged on one end of the sliding plate close to the transition rubber ring.

[0018] Preferably, the buffer layer is made of elastic material.

[0019] Preferably, two fixing rings are arranged on the outer walls of the connecting plate and the sleeve placing cylinder, and the fixing rings on the connecting plate and the sleeve placing cylinder can be connected together through bolts.

[0020] Preferably, the guide rods are detachably arranged on the connecting plate.

[0021] The beneficial effects of the utility model lie in:

[0022] 1. The utility model discloses a sleeve placing cylinder is hinged with the flat car through the damping seat, and the rubber hoop is detachably connected with the sleeve placing cylinder alone, and the rubber ring is directly placed in the sleeve placing cylinder, and the rubber ring is replaced by the damping seat and the rubber hoop, and only the rubber ring can be taken out by detaching the rubber hoop, which improves the maintenance efficiency and reduces the labor intensity of workers.

[0023] 2. The utility model discloses a ring groove and convex ring for positioning are arranged on the two sides of the rubber ring and the damping ring, and the ring groove and the convex ring can realize positioning under the extrusion of the rubber hoop head, and the rubber ring and the damping ring can be separated individually when taking out, and the positioning of the rubber ring and the damping ring is not needed by the way of screwing the screw rod, which facilitates the disassembly and installation, and improves the maintenance efficiency and assembly efficiency.

[0024] 3. The utility model discloses a damping seat is composed of sliding plate, guide rod and connecting plate, and the structure is simple, the production cost is low, and the accessory is convenient to replace and maintain, and can play a strong buffering effect when the sleeve is connected, and protects the sleeve placing cylinder and the sleeve, avoids the collision damage. ACCURACY OF DRAWINGS

[0025] Figure 1 It is a sectional view of the utility model discloses a transformer sleeve connector device convenient to dismount.

[0026] Figure 2 It is a top view of the damping ring of the utility model discloses a transformer sleeve connector device convenient to dismount.

[0027] Figure 3 It is a top view of the rubber ring of the utility model discloses a transformer sleeve connector device convenient to dismount.

[0028] Figure 4 It is the structure diagram of the prior connector device.

[0029] In the drawing: 1-connecting plate, 2-positioning strip, 3-through slot, 4-sleeve placing cylinder, 5-ring groove, 6-rubber hoop, 7-insulator head, 8-stop edge, 9-connecting cylinder, 10-rubber ring, 11-damping ring, 12-cross hole, 13-convex ring, 14-guide rod, 15-damping spring, 16-fixing ring, 17-sliding plate, 18-screw rod, 19-connector arm, 20-damping pad, 21-serial connection hole, 22-rubber hoop head. DETAILED DESCRIPTION

[0030] In order to facilitate the understanding of the person skilled in the art, the utility model is further explained below in combination with the drawings.

[0031] As Figures 1-3The utility model discloses a kind of transformer bushing connection devices facilitating disassembly, including sleeve placement cylinder 4, one end of sleeve placement cylinder 4 is hinged on flat car, several rubber rings 10 are placed inside sleeve placement cylinder 4, damping seat is installed at the end of sleeve placement cylinder 4 away from rubber hoop 6, and rubber hoop 6 is detachably installed at the other end of sleeve placement cylinder 4, and rubber ring 10 is resisted between damping seat and rubber hoop 6;

[0032] The utility model discloses rubber hoop 6 includes baffle 8 and connecting cylinder 9, baffle 8 is installed at one end of connecting cylinder 9, and the other end of connecting cylinder 9 can be inserted into sleeve placement cylinder 4, and baffle 8 can be resisted at the end of sleeve placement cylinder 4 away from damping seat. Outer thread is equipped on the outer wall of connecting cylinder 9, and internal thread that cooperates with outer thread is equipped on the inner wall of sleeve placement cylinder 4, and sleeve placement cylinder 4 and rubber hoop 6 are connected together by internal thread and outer thread mutual cooperation.

[0033] Specifically, when the sleeve is connected, the porcelain bottle head 7 of the sleeve is placed into the sleeve placement cylinder 4 from the rubber hoop 6, and the rubber hoop 6 and the rubber ring 10 can avoid the sleeve from being directly contacted with the sleeve placement cylinder 4 and being damaged by collision. At the same time, the rubber hoop 6 and the rubber ring 10 are both made of elastic material, and can generate a large friction force with the porcelain bottle head 7 of the sleeve, so that the porcelain bottle head 7 will not fall out of the sleeve placement cylinder 4 during connection.

[0034] The utility model discloses rubber hoop 6 is connected on sleeve placement cylinder 4 through thread. It can resist rubber ring 10 and avoid its falling out of sleeve placement cylinder 4, and is convenient to disassemble. Rubber ring 10 is not fixed in sleeve placement cylinder 4 at all, and only needs to open rubber hoop 6 to take out and replace rubber ring 10, without disassembling the whole sleeve placement cylinder 4. The maintenance efficiency is improved, and the labor intensity of workers is reduced. In addition, the end of sleeve placement cylinder 4 is covered by baffle 8, which can also protect the end of sleeve placement cylinder 4 and the sleeve during connection.

[0035] The utility model discloses damping seat includes sliding plate 17 and the connecting plate 1 of being fixed on sleeve placement cylinder 4, and the outer wall of connecting plate 1 and sleeve placement cylinder 4 is equipped with two fixed rings 16, and the fixed ring 16 on connecting plate 1 and sleeve placement cylinder 4 can be connected together through bolt.

[0036] The utility model discloses connecting plate 1 one end is hinged with flat car, and connecting plate 1 other end is equipped with two guide rods 14, and guide rod 14 is detachably installed on connecting plate 1. Sliding plate 17 is slidably installed on two guide rods 14, and damping spring 15 between connecting plate 1 and sliding plate 17 is sleeved on guide rod 14;

[0037] Specifically, the shock-absorbing seat has simple structure and convenient and detachable accessories, and can play a strong buffering effect at one end of the sleeve placing cylinder 4, so that the sleeve does not directly hit the end of the sleeve placing cylinder 4 away from the rubber hoop 6 due to excessive weight, thereby avoiding damage to the sleeve and the sleeve placing cylinder 4. When the shock-absorbing spring 15 is extruded by external force, the guide rod 14 guides the shock-absorbing spring 15 to deform along the length direction, thereby reducing the radial stress of the spring and prolonging the service life of the spring.

[0038] The utility model discloses a buffer layer is installed to one end of transition rubber ring of sliding plate 17, and the buffer layer is made of elastic material. When connecting, sliding plate 17 contacts sleeve porcelain bottle head 7, and the buffer layer can protect the sleeve.

[0039] The utility model discloses that transition rubber ring is placed between sliding plate 17 and rubber ring 10, and two through -holes for guide rod 14 are equipped on transition rubber ring. Transition rubber ring includes a plurality of shock -absorbing ring 11, can carry out individual replacement to damaged shock -absorbing ring 11, and maintenance cost is reduced. Two horizontal holes 12 are equipped on shock -absorbing ring 11, and the through -hole is formed by the axial center of the horizontal hole 12 on a plurality of shock -absorbing ring 11.

[0040] Specifically, the transition rubber ring is provided with the through hole, so that the rubber ring 10 and the transition rubber ring have a certain movement space along the length direction of the sleeve placing cylinder 4. The situation that the guide rod 14 is pierced on the rubber ring 10 due to the movement of the rubber ring 10 is avoided, and the service life of the rubber ring 10 is prolonged.

[0041] The utility model discloses that two positioning strips 2 are equipped on the inner wall of the one end of sleeve placing cylinder 4 close to connecting plate 1, and the outer wall of sliding plate 17 and shock -absorbing ring 11 are all equipped with the through groove 3 that cooperates with positioning strip 2, because the hole for guide rod 14 is inserted on sliding plate 17 and shock -absorbing ring 11, and these holes all need the axis to coincide with each other when installing, therefore the cooperation of positioning strip 2 and through groove 3 can play the role of positioning.

[0042] Specifically, as long as the through groove 3 and the positioning strip 2 slide together, the holes on the sliding plate 17 and the shock-absorbing ring 11 can keep the axial coincidence state, and the guide rod 14 can pass through the sliding plate 17 and the shock-absorbing ring 11. When placing, the sliding plate 17 and the shock-absorbing ring 11 will not rotate again, so that the hole position is not in line with each other. It is convenient to install and position, and the production efficiency is improved.

[0043] One side of the rubber ring 10 and the shock-absorbing ring 11 is provided with a ring groove 5, and the other side of the rubber ring 10 and the shock-absorbing ring 11 is provided with a convex ring 13 matched with the ring groove 5. The rubber ring 10 and the shock-absorbing ring 11 are placed in the sleeve placing cylinder 4 in sequence, the rubber hoop 6 is tightened, the convex ring 13 and the ring groove 5 are matched with each other under the extrusion of the rubber hoop 6 connecting cylinder 9, so that the rubber ring 10 and the shock-absorbing ring 11 in the sleeve placing cylinder 4 can be positioned with each other.

[0044] The rubber ring 10 and the damping ring 11 inside are guaranteed to be in the state of axis coincidence, facilitating the placement of the sleeve. When taken out, the rubber ring 10 and the damping ring 11 can also be in a separate state, without the need to connect them into a whole through the threaded rod 18 to position them, facilitating disassembly and installation, improving the maintenance efficiency and assembly efficiency.

[0045] It should be understood that the use of these embodiments is only for the purpose of illustrating the present application and is not intended to limit the scope of protection of the present application. In addition, it should also be understood that after reading the technical content of the present application, those skilled in the art can make various modifications, modifications and / or variations to the present application, and all these equivalent forms also fall within the protection scope defined by the claims attached to the present application.

Claims

1. A transformer bushing connection device which is easy to disassemble, characterized in that The utility model provides a sleeve placing cylinder (4) is hinged to the flat -bed truck on one end of sleeve placing cylinder (4), detachable mounting rubber ring (6) is equipped on the other end of sleeve placing cylinder (4), a plurality of rubber rings (10) are placed inside sleeve placing cylinder (4), shock absorbing seat is installed on the end of sleeve placing cylinder (4) away from rubber ring (6), and rubber ring (10) is pressed between shock absorbing seat and rubber ring (6); The shock absorbing seat includes sliding plate (17) and connecting plate (1) fixed on sleeve placing cylinder (4), one end of connecting plate (1) is hinged to the flat -bed truck, and two guide rods (14) are installed on the other end of connecting plate (1), sliding plate (17) is slidably installed on two guide rods (14), and shock absorbing spring (15) is sleeved on two guide rods (14) between connecting plate (1) and sliding plate (17); Transition rubber ring is placed between sliding plate (17) and rubber ring (10), and two through holes for the guide rod (14) are formed in transition rubber ring.

2. The transformer bushing connection device of claim 1, wherein, The rubber ring (6) includes a flange (8) and a connecting cylinder (9), the flange (8) is installed on one end of the connecting cylinder (9), the other end of the connecting cylinder (9) can be inserted into the sleeve placing cylinder (4), and the flange (8) can be pressed on the end of the sleeve placing cylinder (4) away from the shock absorbing seat.

3. A transformer bushing connection device according to claim 2, characterized in that The outer wall of the connecting cylinder (9) is provided with external threads, and the inner wall of the sleeve placing cylinder (4) is provided with internal threads matched with the external threads, and the sleeve placing cylinder (4) and the rubber ring (6) are connected together through the internal threads and the external threads.

4. The transformer bushing connection device of claim 1, wherein, The transition rubber ring includes a plurality of shock absorbing rings (11), two transverse holes (12) are formed in the shock absorbing ring (11), and the through hole is formed by the axial centers of the transverse holes (12) of the shock absorbing rings (11) coinciding with each other.

5. A transformer bushing connection device according to claim 4, characterized in that Two positioning strips (2) are arranged on the inner wall of the sleeve placing cylinder (4) close to one end of the connecting plate (1), and a through groove (3) matched with the positioning strips (2) is arranged on the outer wall of the sliding plate (17) and the shock absorbing ring (11). When the through groove (3) and the positioning strip (2) are in sliding fit, the guide rod (14) can pass through the transverse hole (12) on the sliding plate (17) and the shock absorbing ring (11).

6. A transformer bushing connection device according to claim 4, characterized in that One side of the rubber ring (10) and the shock absorbing ring (11) is provided with a ring groove (5), and the other side of the rubber ring (10) and the shock absorbing ring (11) is provided with a convex ring (13) matched with the ring groove (5). The ring groove (5) and the convex ring (13) can make the rubber ring (10) and the shock absorbing ring (11) coaxial during installation.

7. The transformer bushing connection device of claim 1, wherein, The end of the sliding plate (17) close to the transition rubber ring is provided with a buffer layer.

8. A transformer bushing connection device according to claim 7, characterized in that The buffer layer is made of elastic material.

9. The easily removable transformer bushing adapter of claim 1, wherein, Two fixing rings (16) are arranged on the outer wall of the connecting plate (1) and the sleeve placing cylinder (4), and the fixing rings (16) on the connecting plate (1) and the sleeve placing cylinder (4) can be connected together by bolts.

10. The transformer bushing connection device of claim 1, wherein, The guide rod (14) is detachably mounted on the connecting plate (1).

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