Crimping type high-voltage porcelain bushing with high tolerance

Abstract

The utility model discloses a crimping type high-voltage porcelain bushing with high tolerance, which comprises a conducting rod, a fixing plate is arranged on the outer side of the conducting rod, four groups of limiting slots are formed in the top of the fixing plate, a high-voltage porcelain bushing is connected to the top of the fixing plate in an inserting manner, an inserting groove is formed in the top of the high-voltage porcelain bushing, and the limiting slots are arranged in the inserting groove. The high-voltage porcelain bushing comprises a high-voltage porcelain bushing body, a conveniently-disassembled block is inserted into the top of the high-voltage porcelain bushing body, limiting clamping grooves are formed in the two sides of the top of the conveniently-disassembled block, clamping mechanisms are arranged in the limiting clamping grooves, and a mounting ring is clamped to the top of the conveniently-disassembled block. According to the utility model, the high-voltage porcelain bushing can be effectively prevented from loosening and rotating in the using process through the design, and the mounting stability and the mounting and dismounting convenience of the high-voltage porcelain bushing are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of high-voltage porcelain sleeves, in particular to a high-tolerance crimped high-voltage porcelain sleeve. Background Art

[0002] The porcelain sleeve of high-voltage power capacitor not only plays the role of insulation and sealing on the power capacitor, but also bears the effect of mechanical force. The porcelain sleeve is required to have not only good electrical properties, but also excellent mechanical properties and sealing properties. Therefore, the quality of the porcelain sleeve directly affects the quality of the power capacitor.

[0003] The existing crimped porcelain sleeve has the problem of loosening and spinning during use, resulting in misalignment and slippage between the porcelain sleeve and the box cover. In addition, the porcelain sleeve needs to be replaced by unscrewing the bolts one by one, which is inconvenient.

[0004] Therefore, it is particularly important to design a high-tolerance crimped high-voltage porcelain sleeve to solve the above-mentioned defects. Utility Model Content

[0005] 1) Technical problems to be solved by the utility model

[0006] In view of the shortcomings of the prior art, the utility model designs a high-tolerance crimped high-voltage porcelain sleeve, which aims to solve the technical problems of loosening and spinning of the crimped porcelain sleeve during use in the prior art, resulting in misalignment and slippage between the porcelain sleeve and the box cover, and inconvenient loading and unloading.

[0007] 2) Technical solution

[0008] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0009] A high-tolerance crimped high-voltage porcelain sleeve comprises a conductive rod, a fixed plate is provided on the outside of the conductive rod, four groups of limit slots are provided on the top of the fixed plate, a high-voltage porcelain sleeve is plugged into the top of the fixed plate, a plug-in slot is provided on the top of the high-voltage porcelain sleeve, a convenient disassembly block is plugged into the top of the high-voltage porcelain sleeve, limiting slots are provided on both sides of the top of the convenient disassembly block, a clamping mechanism is provided inside the limiting slot, and a mounting ring is clamped on the top of the convenient disassembly block.

[0010] As a preferred solution of the present invention, mounting holes are provided on four sides of the fixing plate.

[0011] As a preferred solution of the utility model, a limiting plug block is fixedly connected to the bottom of the high-voltage porcelain bushing and at a position corresponding to the limiting slot, and the high-voltage porcelain bushing is plug-connected to the limiting slot via the limiting plug block.

[0012] As a preferred solution of the utility model, the clamping mechanism is composed of a movable groove, a spring bar and a clamping bar. Movable grooves are opened on both sides of the inner wall of the limit clamping slot. The inside of the movable groove is fixedly connected with a spring bar, and the corresponding sides of the two groups of spring bars are fixedly connected with a clamping bar.

[0013] As a preferred solution of the utility model, a limiting snap ring is fixedly connected to the bottom of the easy-to-disassemble block and at a position corresponding to the limiting slot, and the easy-to-disassemble block is plug-connected to the limiting slot via the limiting snap ring.

[0014] As a preferred solution of the utility model, connecting blocks are fixedly connected to the positions on both sides of the mounting ring and corresponding to the limit slots, a positioning block is fixedly connected to the bottom of the connecting block, and clamping holes are provided on both sides of the positioning block and corresponding to the clamping strip, and the clamping strip is clamped with the positioning block through the clamping holes.

[0015] As a preferred solution of the utility model, a pull ring is fixedly connected to the top of the connecting block.

[0016] 3) Beneficial effects

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] First, the high-voltage porcelain bushing is connected with the limiting slot through the limiting plug block, so that the high-voltage porcelain bushing is limited and fixed on the top of the fixing plate to prevent the crimped porcelain bushing from loosening and spinning during use;

[0019] Secondly, the installation ring is arranged on the top of the easy-to-disassemble block, and the positioning block is embedded in the inside of the limiting slot. The spring bar drives the card strip to engage with the positioning block through the card hole, so that the installation ring is fixed on the top of the easy-to-disassemble block, and the high-voltage porcelain bushing is limited and fixed. The pull ring pulls the connecting block to release the engagement between the positioning block and the card strip, and the installation ring is disassembled, thereby improving the convenience of loading and unloading of the high-voltage porcelain bushing. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall structure of the crimped high-voltage porcelain bushing;

[0021] Figure 2 It is a schematic diagram of the internal structure of the crimped high-voltage porcelain bushing;

[0022] Figure 3 is a schematic diagram of the fixed plate structure;

[0023] Figure 4 This is a schematic diagram of the high-voltage porcelain bushing structure;

[0024] Figure 5 This is a schematic diagram of the bottom structure of the high-voltage porcelain bushing;

[0025] Figure 6For the convenience of disassembling the block structure diagram;

[0026] Figure 7 To facilitate the disassembly of the bottom structure diagram;

[0027] Figure 8 This is a schematic diagram of the mounting ring structure;

[0028] Fig. 9 for Figure 2 Schematic diagram of the enlarged structure of area A in the middle.

[0029] In the figure: 1. conductive rod; 2. fixing plate; 201. limiting slot; 202. mounting hole; 3. high-voltage porcelain bushing; 301. plug-in slot; 302. limiting plug-in block; 4. convenient disassembly block; 401. limiting card slot; 402. card connection mechanism; 4021. movable slot; 4022. spring bar; 4023. card strip; 403. limiting card ring; 5. mounting ring; 501. connecting block; 502. positioning plug-in block; 5021. card hole; 503. pull ring. DETAILED DESCRIPTION

[0030] 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 them. 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.

[0031] Example:

[0032] The utility model provides a high-tolerance crimped high-voltage porcelain sleeve, which aims to solve the problem of loosening and spinning of the crimped porcelain sleeve in the prior art during use, resulting in misalignment and slippage between the porcelain sleeve and the box cover, and inconvenient loading and unloading.

[0033] See also Figure 1-Figure 9 , the utility model provides a technical solution:

[0034] A high-tolerance crimped high-voltage porcelain sleeve comprises a conductive rod 1. A fixing plate 2 is arranged on the outside of the conductive rod 1. Four groups of limiting slots 201 are opened on the top of the fixing plate 2. Mounting holes 202 are opened on the four sides of the fixing plate 2. The fixing plate 2 is installed and fixed through the mounting holes 202.

[0035] Among them, see Figure 1 , Figure 2 , Figure 4 and Figure 5A high-voltage porcelain bushing 3 is plugged and connected to the top of the fixed plate 2. A plug-in slot 301 is provided on the top of the high-voltage porcelain bushing 3. A limiting plug block 302 is fixedly connected to the bottom of the high-voltage porcelain bushing 3 and a position corresponding to the limiting slot 201. The high-voltage porcelain bushing 3 is plugged and connected to the limiting slot 201 through the limiting plug block 302, so that the high-voltage porcelain bushing 3 is limited and fixed to the top of the fixed plate 2 to prevent the high-voltage porcelain bushing 3 from loosening and spinning during use.

[0036] For further information, see Figure 1 , Figure 2 , Figure 6 , Figure 7 and Fig. 9 , a convenient disassembly block 4 is plugged into the top of the high-voltage porcelain bushing 3, and a limit slot 401 is provided on both sides of the top of the convenient disassembly block 4, and a clamping mechanism 402 is provided inside the limit slot 401, and the clamping mechanism 402 is composed of a movable slot 4021, a spring bar 4022 and a clamping bar 4023. Movable slots 4021 are provided on both sides of the inner wall of the limit slot 401, and the inside of the movable slot 4021 is fixedly connected with a spring bar 4022, and the corresponding sides of the two groups of spring bars 4022 are fixedly connected with the clamping bar 4023, and the spring bar 4022 drives the clamping bar 4023 to move in the movable slot 4021 through its own elasticity, and a limit snap ring 403 is fixedly connected to the bottom of the convenient disassembly block 4 and the position corresponding to the limit slot 201, and the convenient disassembly block 4 is plugged and connected with the limit slot 201 through the limit snap ring 403, so that the convenient disassembly block 4 is fixed to the top of the high-voltage porcelain bushing 3.

[0037] For further information, see Figure 1 , Figure 2 , Figure 8 and Fig. 9 The top of the easy-to-remove block 4 is clamped with a mounting ring 5, and both sides of the mounting ring 5 and the positions corresponding to the limiting slots 401 are fixedly connected with connecting blocks 501, and the bottom of the connecting block 501 is fixedly connected with a positioning plug-in block 502, and both sides of the positioning plug-in block 502 and the positions corresponding to the clamping strip 4023 are provided with clamping holes 5021, and the spring strip 4022 drives the clamping strip 4023 to clamp with the positioning plug-in block 502 through the clamping holes 5021, so that the mounting ring 5 is fixed to the top of the easy-to-remove block 4, and the high-voltage porcelain bushing 3 is limited and fixed, and the top of the connecting block 501 is fixedly connected with a pull ring 503, and the pull ring 503 pulls the connecting block 501 to release the clamping connection between the positioning plug-in block 502 and the clamping strip 4023, and the mounting ring 5 is disassembled, thereby improving the convenience of loading and unloading the high-voltage porcelain bushing 3.

[0038] The working process of the utility model is as follows: first, the fixing plate 2 is sleeved on the outer side of the conductive rod 1, and the fixing plate 2 is installed and fixed through the mounting hole 202. The high-voltage porcelain bushing 3 is plugged and connected with the limiting slot 201 through the limiting plug block 302, so that the high-voltage porcelain bushing 3 is limited and fixed at the top of the fixing plate 2 to prevent the high-voltage porcelain bushing 3 from loosening and spinning during use. The disassembly block 4 is plugged and connected with the limiting slot 201 through the limiting clamp ring 403, so that the disassembly block 4 is fixed to the top of the high-voltage porcelain bushing 3. The mounting ring 5 is arranged on the disassembly block 4. At the top of the assembly, the positioning block 502 is embedded in the limiting slot 401, and the spring strip 4022 drives the clamping strip 4023 to engage with the positioning block 502 through the clamping hole 5021, so that the mounting ring 5 is fixed to the top of the convenient disassembly block 4, and the high-voltage porcelain bushing 3 is limited and fixed. When the high-voltage porcelain bushing 3 needs to be disassembled and replaced, the pull ring 503 pulls the connecting block 501 to release the clamping connection between the positioning block 502 and the clamping strip 4023, and the mounting ring 5 is disassembled. The convenient disassembly block 4 can be taken out to disassemble and replace the high-voltage porcelain bushing 3.

[0039] The entire operation process is simple and convenient. Compared with the existing high-voltage porcelain sleeve, the utility model can effectively prevent the high-voltage porcelain sleeve from loosening and spinning during use through design, thereby improving the stability of the high-voltage porcelain sleeve installation and the convenience of loading and unloading.

[0040] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-endurance crimped high-voltage porcelain sleeve, comprising a conductive rod (1), characterized in that: A fixing plate (2) is provided on the outer side of the conductive rod (1), four groups of limit slots (201) are provided on the top of the fixing plate (2), a high-voltage porcelain bushing (3) is plugged into the top of the fixing plate (2), a plugging slot (301) is provided on the top of the high-voltage porcelain bushing (3), a convenient disassembly block (4) is plugged into the top of the high-voltage porcelain bushing (3), both sides of the top of the convenient disassembly block (4) are provided with limit slots (401), a clamping mechanism (402) is provided inside the limit slots (401), and a mounting ring (5) is clamped on the top of the convenient disassembly block (4).

2. A high-tolerance crimped high-voltage porcelain sleeve according to claim 1, characterized in that: The four sides of the fixing plate (2) are provided with mounting holes (202).

3. The high-tolerance crimped high-voltage porcelain sleeve according to claim 1, characterized in that: A limiting plug block (302) is fixedly connected to the bottom of the high-voltage porcelain bushing (3) and at a position corresponding to the limiting slot (201), and the high-voltage porcelain bushing (3) is plug-connected to the limiting slot (201) via the limiting plug block (302).

4. The high-tolerance crimped high-voltage porcelain sleeve according to claim 1, characterized in that: The clamping mechanism (402) is composed of a movable groove (4021), a spring bar (4022) and a clamping bar (4023); movable grooves (4021) are provided on both sides of the inner wall of the limit clamping groove (401); spring bars (4022) are fixedly connected inside the movable groove (4021); and the corresponding sides of the two groups of spring bars (4022) are fixedly connected to the clamping bar (4023).

5. The high-tolerance crimped high-voltage porcelain sleeve according to claim 1, characterized in that: A limiting snap ring (403) is fixedly connected to the bottom of the conveniently dismantled block (4) and at a position corresponding to the limiting slot (201), and the conveniently dismantled block (4) is plug-connected to the limiting slot (201) via the limiting snap ring (403).

6. A high-tolerance crimped high-voltage porcelain sleeve according to claim 4, characterized in that: Connecting blocks (501) are fixedly connected at positions on both sides of the mounting ring (5) and corresponding to the limiting slots (401); a positioning plug-in block (502) is fixedly connected at the bottom of the connecting block (501); locking holes (5021) are provided at positions on both sides of the positioning plug-in block (502) and corresponding to the locking strip (4023); the locking strip (4023) is locked with the positioning plug-in block (502) through the locking holes (5021).

7. The high-tolerance crimped high-voltage porcelain sleeve according to claim 6, characterized in that: A pull ring (503) is fixedly connected to the top of the connection block (501).

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