Insulator assembly for urban rail transit

Abstract

The utility model discloses an insulator assembly for urban rail transit, which comprises a connecting plate, a metal accessory is arranged at the top end of the connecting plate, and an insulator porcelain body is arranged outside the metal accessory. According to the insulator assembly for the urban rail transit, through arrangement of the limiting clamping blocks, the limiting clamping grooves, the mounting blocks, reserved grooves, pull rings, springs and connecting rods, the pull rings are pulled when lower mounting bases of different shapes need to be disassembled and replaced, and the pull rings drive the limiting clamping blocks to be separated from the interiors of the limiting clamping grooves through the connecting rods; the structure is simple, the replacement is convenient, when installation is needed, a spring enables a limiting clamping block to be embedded into a limiting clamping groove through the elasticity of the spring, the spring has strong elasticity, and the spring is not prone to falling off, so that the installation is convenient, and the installation is convenient. The problems that a mounting seat is inconvenient to replace according to use requirements and the flexibility is poor are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of insulator components, in particular to an insulator component used for urban rail transit. Background Art

[0002] Insulators are devices installed between conductors at different potentials or between conductors and ground potential components. They can withstand voltage and mechanical stress. Currently, first-tier, second-tier cities and coastal cities have adopted urban light rail subways to gradually improve the urban traffic environment. Some urban rail transit requires the use of insulators.

[0003] Insulators are composed of multiple components, and the mounting base is also a component of the insulator. However, there are still some problems with the insulator components used in urban rail transit. For example, it is found that it is inconvenient to remove the mounting base from the metal accessories when using the insulator, and it is not convenient to replace the mounting base according to the needs of use. The flexibility is poor, which is easy to affect the use.

[0004] Therefore, we propose an insulator assembly for urban rail transit to improve the above problems. Utility Model Content

[0005] The utility model aims to provide an insulator assembly for urban rail transit, so as to solve the problem inconvenient replacement of the mounting seat according to the use requirements and poor flexibility proposed in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: an insulator assembly for urban rail transit, comprising a connecting plate, characterized in that: a metal accessory is arranged at the top of the connecting plate, an insulator porcelain body is arranged outside the metal accessory, an upper mounting sleeve is arranged at the top of the outside of the metal accessory, a lower mounting seat is arranged at the bottom of the outside of the metal accessory, and both sides of the inside of the upper mounting sleeve and the lower mounting seat are provided with a limiting structure for facilitating the replacement of the lower mounting seat;

[0007] The limiting structure includes a limiting block, a connecting plate, a mounting block and a spring. The bottom end of the lower mounting seat is fixedly connected to the base, the upper mounting sleeve and the lower mounting seat are respectively fixedly connected to the mounting blocks, a reserved groove is provided inside the mounting block, a spring is provided inside the reserved groove, a connecting rod is provided inside the spring, a pull ring is fixedly connected to the left side of the connecting rod, a connecting block is fixedly connected to the right side of the connecting rod, a side of the connecting block close to the metal accessory is fixedly connected to the limiting block, and limiting grooves are respectively provided at the bottom and top ends on both sides of the metal accessory.

[0008] Preferably, the spring is fixedly connected between the reserved groove and the connecting block, and the connecting block slides inside the reserved groove.

[0009] Preferably, the limiting card block is embedded in the limiting card slot, and the limiting card block and the limiting card slot cooperate with each other.

[0010] Preferably, sliding grooves are provided at both ends of the connecting plate, sliding blocks are fixedly connected to both ends of the base, a rolling groove is provided at one end of the sliding block close to the connecting plate, and a ball bearing is arranged inside the rolling groove.

[0011] Preferably, the slider is arranged inside the slide groove, and the slider slides left and right inside the slide groove.

[0012] Preferably, the inner diameter of the rolling groove is larger than the outer diameter of the ball, and the ball rolls inside the rolling groove.

[0013] Preferably, mounting grooves are provided at the four corners inside the base, mounting bolts are provided inside the mounting grooves, gaskets are provided between the mounting bolts and the base, and the base is fixed to the top of the connecting plate by the mounting bolts and the mounting grooves.

[0014] Preferably, the mounting grooves are provided in a plurality of groups, and the mounting grooves are opened at the top end inside the connecting plate.

[0015] Compared with the prior art, the utility model has the beneficial effects that: the insulator assembly for urban rail transit not only realizes the convenience of disassembly and replacement of the mounting seat, realizes the convenience of adjusting the position of the mounting seat, but also realizes the convenience of fixing the mounting seat;

[0016] (1) By providing a limit card block, a limit card slot, a mounting block, a reserved slot, a pull ring, a spring and a connecting rod, when the lower mounting seat needs to be disassembled and replaced with a lower mounting seat of a different shape, the pull ring is pulled, and the pull ring drives the limit card block to be separated from the inside of the limit card slot through the connecting rod, so that the lower mounting seat can be unfixed. If the lower mounting seat loses its fixation, the lower mounting seat can be disassembled and replaced. The structure is simple and the replacement is convenient. When installation is required, the spring will use its own elasticity to make the limit card block embedded in the inside of the limit card slot, and the spring itself has strong elasticity;

[0017] (2) By providing a slider, a slide groove, a base, a ball bearing and a rolling groove, when the position of the lower mounting seat needs to be adjusted, the base is pushed, and the base drives the slider to slide inside the slide groove. The slide groove can limit the slider, and the ball bearing inside the rolling groove can reduce the friction between the slider and the slide groove, so that the base can be easily pushed to make the slider slide inside the slide groove;

[0018] (3) By providing mounting bolts, gaskets and mounting grooves, the lower mounting seat is moved to a suitable position and then the mounting bolts are screwed into the mounting grooves, so that the base can be fixed. Fixing the base can fix the lower mounting seat, preventing the base from causing the lower mounting seat to slide accidentally and affecting use. A gasket is provided at the top of the outer side of the mounting bolt, which can prevent the mounting bolt from getting stuck in the mounting groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0020] Figure 2 It is a schematic diagram of an enlarged side cross-sectional structure of the base of the utility model;

[0021] Figure 3 This is a schematic diagram of the three-dimensional structure of the connecting plate of the utility model;

[0022] Figure 4 For the utility model Figure 1 Schematic diagram of the enlarged cross-section structure at point A in the middle.

[0023] In the figure: 1. connecting plate; 2. slider; 3. slide groove; 4. base; 5. metal accessories; 6. insulator porcelain body; 7. upper mounting sleeve; 8. lower mounting seat; 9. ball bearing; 10. rolling groove; 11. limit card block; 12. limit card groove; 13. mounting block; 14. reserved groove; 15. pull ring; 16. mounting bolt; 17. gasket; 18. mounting groove; 19. spring; 20. connecting block; 21. connecting rod. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-4 An insulator assembly for urban rail transit, comprising a connecting plate 1, a metal accessory 5 is arranged at the top of the connecting plate 1, an insulator porcelain body 6 is arranged outside the metal accessory 5, an upper mounting sleeve 7 is arranged at the top of the outside of the metal accessory 5, a lower mounting seat 8 is arranged at the bottom of the outside of the metal accessory 5, and both sides of the inside of the upper mounting sleeve 7 and the lower mounting seat 8 are provided with a limiting structure for facilitating the replacement of the lower mounting seat 8;

[0026] The limiting structure includes a limiting card block 11, a connecting plate 1, a mounting block 13 and a spring 19. The bottom end of the lower mounting seat 8 is fixedly connected with the base 4. The upper mounting sleeve 7 and the lower mounting seat 8 are respectively fixedly connected with the mounting block 13. A reserved groove 14 is provided inside the mounting block 13. A spring 19 is provided inside the reserved groove 14. A connecting rod 21 is provided inside the spring 19. A pull ring 15 is fixedly connected to the left side of the connecting rod 21. A connecting block 20 is fixedly connected to the right side of the connecting rod 21. The connecting block 20 is fixedly connected to the limiting card block 11 on one side close to the metal accessory 5. The bottom and top ends of the two sides inside the metal accessory 5 are respectively provided with limiting card slots 12.

[0027] The spring 19 is fixedly connected between the reserved groove 14 and the connecting block 20, the connecting block 20 slides inside the reserved groove 14, the limiting block 11 is embedded in the limiting groove 12, and the limiting block 11 and the limiting groove 12 cooperate with each other;

[0028] Specifically, Figure 1 and Figure 4 As shown, when the lower mounting seat 8 needs to be disassembled and replaced with a lower mounting seat 8 of a different shape, pull the pull ring 15, and the pull ring 15 drives the limiting block 11 to disengage from the inside of the limiting slot 12 through the connecting rod 21, so that the lower mounting seat 8 can lose its fixation. If the lower mounting seat 8 loses its fixation, the lower mounting seat 8 can be disassembled and replaced. The structure is simple and the replacement is convenient. When installation is required, the spring 19 will use its own elasticity to make the limiting block 11 embedded in the inside of the limiting slot 12, and the spring 19 itself has strong elasticity.

[0029] Slide grooves 3 are provided at both ends of the connecting plate 1, and sliders 2 are fixedly connected at both ends of the base 4. A rolling groove 10 is provided at one end of the slider 2 close to the connecting plate 1, and a ball 9 is provided inside the rolling groove 10. The slider 2 is provided inside the slide groove 3, and the slider 2 slides left and right inside the slide groove 3. The inner diameter of the rolling groove 10 is larger than the outer diameter of the ball 9, and the ball 9 rolls inside the rolling groove 10.

[0030] Specifically, Figure 1 , Figure 2 and Figure 3 As shown, when the position of the lower mounting seat 8 needs to be adjusted, the base 4 is pushed, and the base 4 drives the slider 2 to slide inside the slide groove 3. The slide groove 3 can limit the slider 2, and the ball 9 inside the rolling groove 10 can reduce the friction between the slider 2 and the slide groove 3, so that the base 4 can be easily pushed to make the slider 2 slide inside the slide groove 3.

[0031] The four corners of the base 4 are provided with mounting grooves 18, the mounting bolts 16 are provided inside the mounting grooves 18, and gaskets 17 are provided between the mounting bolts 16 and the base 4. The base 4 is fixed to the top of the connecting plate 1 through the mounting bolts 16 and the mounting grooves 18. There are multiple groups of mounting grooves 18, and the mounting grooves 18 are provided at the top of the connecting plate 1.

[0032] Specifically, Figure 1 and Figure 4 As shown, after the lower mounting seat 8 is moved to a suitable position, the mounting bolt 16 is screwed into the inside of the mounting groove 18, so that the base 4 can be fixed. By fixing the base 4, the lower mounting seat 8 can be fixed to prevent the base 4 from causing the lower mounting seat 8 to slide accidentally and affect the use. A gasket 17 is provided on the top of the outside of the mounting bolt 16, and the gasket 17 can prevent the mounting bolt 16 from being stuck in the inside of the mounting groove 18.

[0033] When the lower mounting seat 8 is in use, the pull ring 15 is pulled, and the pull ring 15 drives the limiting card block 11 to disengage from the inside of the limiting card slot 12 through the connecting rod 21, so that the lower mounting seat 8 can lose its fixation. If the lower mounting seat 8 loses its fixation, the lower mounting seat 8 can be disassembled and replaced. The structure is simple and the replacement is convenient. When it needs to be installed, the spring 19 can make the limiting card block 11 embedded in the inside of the limiting card slot 12 through its own elasticity. The spring 19 itself has strong elasticity. When the position of the lower mounting seat 8 needs to be adjusted, the base 4 is pushed, and the base 4 drives the slider 2 to slide inside the slide slot 3, and the slide slot 3 can limit the slider 2. The ball 9 inside the rolling groove 10 can reduce the friction between the slider 2 and the slide slot 3. After the lower mounting seat 8 is moved to a suitable position, the mounting bolt 16 is screwed into the inside of the mounting groove 18, so that the base 4 can be fixed. Fixing the base 4 can fix the lower mounting seat 8, preventing the base 4 from driving the lower mounting seat 8 to slide accidentally and affect use, and the gasket 17 can prevent the mounting bolt 16 from being stuck in the inside of the mounting groove 18.

[0034] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. An insulator assembly for urban rail transit, comprising a connecting plate (1), characterized in that: A metal accessory (5) is provided at the top of the connecting plate (1), an insulator porcelain body (6) is provided outside the metal accessory (5), an upper mounting sleeve (7) is provided at the top of the outside of the metal accessory (5), a lower mounting seat (8) is provided at the bottom of the outside of the metal accessory (5), and limiting structures for facilitating replacement of the lower mounting seat (8) are provided on both sides of the inside of the upper mounting sleeve (7) and the lower mounting seat (8); The limiting structure comprises a limiting card block (11), a connecting plate (1), a mounting block (13) and a spring (19); the bottom end of the lower mounting seat (8) is fixedly connected to a base (4); the upper mounting sleeve (7) and the lower mounting seat (8) are respectively fixedly connected to the mounting blocks (13); a reserved groove (14) is provided inside the mounting block (13); a spring (19) is provided inside the reserved groove (14); a connecting rod (21) is provided inside the spring (19); a pull ring (15) is fixedly connected to the left side of the connecting rod (21); a connecting block (20) is fixedly connected to the right side of the connecting rod (21); a side of the connecting block (20) close to the metal accessory (5) is fixedly connected to the limiting card block (11); and limiting card slots (12) are respectively provided at the bottom and top ends of both sides inside the metal accessory (5).

2. The insulator assembly for urban rail transit according to claim 1, characterized in that: The spring (19) is fixedly connected between the reserved groove (14) and the connecting block (20), and the connecting block (20) slides inside the reserved groove (14).

3. The insulator assembly for urban rail transit according to claim 1, characterized in that: The limiting card block (11) is embedded in the limiting card slot (12), and the limiting card block (11) and the limiting card slot (12) cooperate with each other.

4. The insulator assembly for urban rail transit according to claim 1, characterized in that: Slide grooves (3) are provided at both ends of the connection plate (1), and sliders (2) are fixedly connected to both ends of the base (4). A rolling groove (10) is provided at one end of the slider (2) close to the connection plate (1), and a ball bearing (9) is arranged inside the rolling groove (10).

5. The insulator assembly for urban rail transit according to claim 4, characterized in that: The slider (2) is arranged inside the slide groove (3), and the slider (2) slides left and right inside the slide groove (3).

6. The insulator assembly for urban rail transit according to claim 4, characterized in that: The inner diameter of the rolling groove (10) is greater than the outer diameter of the ball (9), and the ball (9) rolls inside the rolling groove (10).

7. The insulator assembly for urban rail transit according to claim 1, characterized in that: Mounting grooves (18) are provided at four corners inside the base (4), mounting bolts (16) are provided inside the mounting grooves (18), gaskets (17) are provided between the mounting bolts (16) and the base (4), and the base (4) is fixed to the top end of the connecting plate (1) via the mounting bolts (16) and the mounting grooves (18).

8. The insulator assembly for urban rail transit according to claim 7, characterized in that: The installation grooves (18) are provided in multiple groups, and the installation grooves (18) are opened at the top end inside the connecting plate (1).

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