CN210722595U

CN210722595U - Novel porcelain bushing

Info

Publication number: CN210722595U
Application number: CN201921969145.7U
Authority: CN
Inventors: 林福泉; 吴昌平; 林健
Original assignee: Longyan Longdian Environmental Protection Equipment Co ltd
Current assignee: Longyan Longdian Environmental Protection Equipment Co ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-06-09
Anticipated expiration: 2029-11-14

Abstract

The utility model discloses a novel porcelain bushing, which belongs to the technical field of electric power transmission, and comprises an installation block, wherein a porcelain bushing is installed at the bottom of the installation block, an umbrella skirt is arranged on the porcelain bushing, a connecting flange is installed at the bottom of the porcelain bushing, an insulating layer is arranged in the connecting flange, a conductor bar is arranged in the insulating layer, the conductor bar is in sliding connection with the installation block, a cavity is arranged on the installation block, the top of the conductor bar penetrates through the cavity, two driving rods are installed in the cavity, the two driving rods are in transmission connection, a clamping plate is installed between the two driving rods in a threaded manner, and an operating rod with horizontal arrangement is rotatably installed on one side of the installation block; the utility model discloses realize the installation and the dismantlement of the inside conductor bar of insulator, the convenient maintenance sets up firm stop gear to the conductor bar simultaneously, and the installation is stable, convenient operation, easily promotes.

Description

Novel porcelain bushing

Technical Field

The utility model belongs to the technical field of electric power transmission, concretely relates to novel porcelain bushing.

Background

Porcelain bushings are used as containers for the internal insulation of electrical appliances and protect the internal insulation from the surrounding environmental elements. Such as a porcelain bushing of a voltage transformer, which is one of insulators. The inside conductor bar of current insulator is fixed mounting, and inconvenient inspection is well maintained, and it is also inconvenient to install, fixes through integrated into one piece to the conductor bar, and fixed mounting can not dismantle, consequently, needs a novel insulator to solve above problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel porcelain bushing to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel porcelain bushing comprises an installation block, wherein a porcelain bushing is installed at the bottom of the installation block, an umbrella skirt is arranged on the porcelain bushing, a connecting flange is installed at the bottom of the porcelain bushing, an insulating layer is arranged in the connecting flange, a conductor bar is arranged in the insulating layer, the conductor bar is in sliding connection with the installation block, a cavity is formed in the installation block, the top of the conductor bar penetrates through the cavity, two driving rods are installed in the cavity and are in transmission connection, a clamping plate is installed between the two driving rods in a threaded manner, an operating rod which is horizontally arranged is rotatably installed on one side of the installation block, one end of the operating rod is in transmission connection with one of the driving rods, a limiting cavity is formed in the installation block, the operating rod is located in the limiting cavity, a limiting gear is fixedly sleeved on the operating rod and is located in the limiting cavity, a rack is, the rack is meshed with the bottom of the limit gear.

Adopt above-mentioned scheme, drive the actuating lever through rotating the action bars and rotate, through two drive gear for two actuating levers rotate simultaneously, make two grip blocks move in opposite directions or keep away from each other, hold the conductor bar through two grip blocks and make the conductor bar be the inside rigidity of insulator, two grip blocks separately, the conductor bar can be followed the insulator and inside taking out, simple to operate easily dismantles and overhauls. The operating rod can be limited to rotate freely by meshing the rack with the limiting gear, so that the rotation adjustment of the operating rod can be controlled, the pressure spring is always in a compression state, the elastic force of the pressure spring pushes the rack to move upwards, and the rack and the limiting gear are firmly meshed.

As a preferred embodiment, the driving rod is composed of a left threaded rod and a right threaded rod, the thread directions of the left threaded rod and the right threaded rod are opposite, and the two clamping plates are respectively in threaded connection with the left threaded rod and the right threaded rod. Make two grip blocks realize the motion in opposite directions or keep away from each other through the rotation of actuating lever, carry out the centre gripping and send out the stub, be convenient for fix and take out the stub.

In a preferred embodiment, the two driving rods are fixedly sleeved with transmission gears, the two transmission gears are meshed, and the transmission gears are located in the cavities.

By adopting the scheme, the transmission gears are meshed, so that as long as one of the driving rods rotates, the other driving rod can be driven to rotate at the same time, the clamping plate is arranged on the two driving rods, one driving force can be reduced, and the convenience in operation is improved.

As a preferred embodiment, the bottom of the mounting block is slidably mounted with a vertically arranged handle rod, the top of the handle rod extends into the limiting cavity and is fixedly connected with the rack, a pressure spring is sleeved on the handle rod and is located in the limiting cavity, and the rack abuts against the bottom of the pressure spring.

By adopting the scheme, the pressure spring is always in a compression state, so that the elastic force of the pressure spring pushes the rack to have a tendency of moving upwards, the rack is firmly meshed with the limiting gear, the rack is driven to descend by the pull-down handle rod, the pressure spring is compressed, the rack is separated from the limiting gear, the operating rod can be adjusted in a rotating mode, and the locking and locking opening of the operating rod are achieved.

In a preferred embodiment, a buffer plate is arranged on one side of the two clamping plates opposite to each other, and the buffer plate is made of rubber.

Adopt above-mentioned scheme, through the setting of buffer board, the rubber material texture is soft, has fine wear resistance, and long service life avoids leading electrical pillar to cause the damage in the centre gripping.

Compared with the prior art, the beneficial effects of the utility model are that:

the driving rod is driven to rotate by rotating the operating rod, the two driving rods rotate simultaneously through the two transmission gears, the two clamping plates move oppositely or are far away from each other, the conductor bar is clamped by the two clamping plates so that the conductor bar is fixed in position inside the porcelain sleeve, the two clamping plates are separated, the conductor bar can be taken out from the inside of the porcelain sleeve, and the porcelain sleeve is convenient to install and easy to detach and overhaul.

The operating rod can be limited to rotate freely by meshing the rack with the limiting gear, so that the rotation adjustment of the operating rod can be controlled, the pressure spring is always in a compression state, the elastic force of the pressure spring pushes the rack to move upwards, and the rack and the limiting gear are firmly meshed.

The utility model discloses realize the installation and the dismantlement of the inside conductor bar of insulator, the convenient maintenance sets up firm stop gear to the conductor bar simultaneously, and the installation is stable, convenient operation, easily promotes.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

fig. 3 is a schematic top view of a part of the structure of the mounting block.

In the figure: 1. mounting blocks; 2. a porcelain bushing; 3. a connecting flange; 4. an umbrella skirt; 5. an insulating layer; 6. a conductor bar; 7. a cavity; 8. a drive rod; 9. a clamping plate; 10. a transmission gear; 11. an operating lever; 13. a confinement chamber; 14. a rack; 15. a limit gear; 16. a handle bar; 17. and (5) pressing a spring.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Referring to fig. 1-3, the utility model provides a novel porcelain bushing, including installation piece 1, porcelain sleeve 2 is installed at the bottom of installation piece 1, the porcelain sleeve 2 is equipped with umbrella skirt 4, flange 3 is installed at the bottom of porcelain sleeve 2, flange 3 is equipped with insulating layer 5, conductor bar 6 is equipped with in insulating layer 5, conductor bar 6 and installation piece 1 are connected in a sliding manner, installation piece 1 is equipped with cavity 7, the top of conductor bar 6 runs through cavity 7, install two actuating levers 8 in cavity 7, two actuating levers 8 are connected in a transmission manner, clamping plate 9 is installed in a thread manner between two actuating levers 8, one side of installation piece 1 is rotatably installed with operating lever 11 which is horizontally arranged, one end of operating lever 11 is connected with one of actuating levers 8 in a transmission manner (see fig. 1, fig. 2 and fig. 3); drive actuating lever 8 through rotating action bars 11 and rotate for two grip blocks 9 move in opposite directions or keep away from each other, grasp conductor bar 6 through two grip blocks 9 and make conductor bar 6 for the inside rigidity of insulator, two grip blocks 9 separately, conductor bar 6 can be followed the insulator and inside taken out, simple to operate easily dismantles and overhauls.

A limiting cavity 13 is arranged on the mounting block 1, the operating rod 11 is positioned in the limiting cavity 13, a limiting gear 15 is fixedly sleeved on the operating rod 11, the limiting gear 15 is positioned in the limiting cavity 13, a rack 14 is slidably arranged in the limiting cavity 13, and the rack 14 is meshed with the bottom of the limiting gear 15 (see fig. 2); the random rotation of the operation lever 11 can be restricted by the engagement of the rack 14 with the limit gear 15, so that the rotational adjustment of the operation lever 11 can be controlled.

In this embodiment, the driving rod 8 is composed of a left threaded rod and a right threaded rod, the thread directions of the left threaded rod and the right threaded rod are opposite, and the two clamping plates 9 are respectively in threaded connection with the left threaded rod and the right threaded rod (see fig. 3); make two grip blocks 9 realize the relative motion or keep away from each other through the rotation of actuating lever 8, carry out the centre gripping and send out the stub 6, be convenient for fix and take out stub 6.

In the embodiment, two driving rods 8 are fixedly sleeved with a transmission gear 10, the two transmission gears 10 are meshed, and the transmission gear 10 is located in the cavity 7 (see fig. 1 and 3); through the meshing of the transmission gears 10, as long as one of the driving rods 8 rotates, the other driving rod 8 is driven to rotate at the same time, and the clamping plate 9 is arranged on the two driving rods 8, so that one driving force can be reduced, and the convenience of operation is improved.

A vertically arranged handle rod 16 is slidably mounted at the bottom of the mounting block 1, the top of the handle rod 16 extends into the limiting cavity 13 and is fixedly connected with a rack 14, a pressure spring 17 is sleeved on the handle rod 16, the pressure spring 17 is positioned in the limiting cavity 13, and the rack 14 is pressed against the bottom of the pressure spring 17 (see fig. 1 and 2); the pressure spring 17 is always in a compressed state, so that the elastic force of the pressure spring 17 pushes the rack 14 to move upwards, the rack 14 and the limit gear 15 are firmly meshed, the rack 14 is driven to descend by the pull-down handle lever 16 to compress the pressure spring 17, the rack 14 is separated from the limit gear 15, the operating rod 11 can be adjusted in a rotating mode, and locking opening of the operating rod 11 are achieved.

In this embodiment, two 9 relative one sides of grip block are equipped with the buffer board, and the buffer board is made for the rubber material (for the figure) through the setting of buffer board, and the rubber material texture is soft, has fine wear resistance, and long service life avoids leading electrical pillar 6 to cause the damage in the centre gripping.

When using, carry out swing joint through conductor bar 6 and installation piece 1 and insulator tube 2 internal insulation layer 5, when needs are fixed conductor bar 6, drive actuating lever 8 through rotating action bars 11 and rotate, through two drive gear 10, make two actuating lever 8 rotate simultaneously, make two grip blocks 9 move in opposite directions or keep away from each other, be close to the back each other, hold conductor bar 6 through two grip blocks 9, make conductor bar 6 be the inside rigidity of insulator, when needs are overhauld, two grip blocks 9 part, conductor bar 6 can be followed the inside extraction of insulator, high durability and convenient installation, easily dismantle and overhaul. The operating rod 11 can be limited to rotate freely by meshing the rack 14 with the limiting gear 15, rotation adjustment of the operating rod 11 can be controlled, the pressure spring 17 is always in a compression state, the elastic force of the pressure spring 17 pushes the rack 14 to move upwards, meshing of the rack 14 with the limiting gear 15 is firm, the rack 14 is driven to descend by the pull-down handle rod 16, the pressure spring 17 is compressed, the rack 14 is separated from the limiting gear 15, rotation adjustment can be conducted on the operating rod 11, locking and locking opening of the operating rod 11 are achieved, and adjustment is firm and stable.

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

Claims

1. The utility model provides a novel porcelain bushing, includes installation piece (1), its characterized in that: the ceramic bushing is characterized in that a ceramic bushing (2) is installed at the bottom of the installation block (1), an umbrella skirt (4) is arranged on the ceramic bushing (2), a connecting flange (3) is installed at the bottom of the ceramic bushing (2), an insulating layer (5) is arranged in the connecting flange (3), a conductor rod (6) is arranged in the insulating layer (5), the conductor rod (6) is in sliding connection with the installation block (1), a cavity (7) is formed in the installation block (1), the top of the conductor rod (6) penetrates through the cavity (7), two driving rods (8) are installed in the cavity (7), the two driving rods (8) are in transmission connection, a clamping plate (9) is installed between the two driving rods (8) in a threaded manner, an operating rod (11) horizontally arranged is installed on one side of the installation block (1) in a rotating manner, one end of the operating rod (11) is in transmission connection with one, be equipped with restriction chamber (13) on installation piece (1), action bars (11) are located restriction chamber (13), and fixed cover is equipped with limit gear (15) on action bars (11), limit gear (15) are located restriction chamber (13), slidable mounting has rack (14) in restriction chamber (13), rack (14) and the bottom meshing of limit gear (15).

2. The novel porcelain bushing as claimed in claim 1, wherein: the driving rod (8) is composed of a left threaded rod and a right threaded rod, the thread directions of the left threaded rod and the right threaded rod are opposite, and the two clamping plates (9) are respectively in threaded connection with the left threaded rod and the right threaded rod.

3. The novel porcelain bushing as claimed in claim 1, wherein: two fixed cover are equipped with drive gear (10) on actuating lever (8), and two drive gear (10) mesh, and drive gear (10) are located cavity (7).

4. The novel porcelain bushing as claimed in claim 1, wherein: the bottom slidable mounting of installation piece (1) has handle bar (16) of vertical setting, the top of handle bar (16) extend to in restriction chamber (13) and with rack (14) fixed connection, the cover is equipped with pressure spring (17) on handle bar (16), pressure spring (17) are located restriction chamber (13), and rack (14) support and press in the bottom of pressure spring (17).

5. The novel porcelain bushing as claimed in claim 1, wherein: two one side of grip block (9) relative inside is equipped with the buffer board, and the buffer board is made for the rubber material.