Suspension insulator anti-drop iron cap
By designing fastening components and bolt components on the insulator iron cap, using the meshing structure of the sphere and the saw-tooth disk, the problem of lack of limit at the connection between the insulator and the iron cap is solved, and the stable connection between the insulator and the cap body is achieved to avoid falling off and Loosen, extending service life.
Patent Information
- Application Number
- CN202420893793.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-25
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-04-25
AI Technical Summary
The lack of limit at the connection between the insulator and the iron cap, causing the insulator to fall off from the cap body, and the connection structure on the surface of the insulator will loosen after a long period of use, affecting the stability and reliability of use.
A suspended insulator anti-iron cap is designed, including a cap body, a fastening assembly and a bolt assembly. Through the rotation and threaded connection of the fastening assembly, the meshing structure of the ball and the saw-tooth plate is used to ensure a firm connection between the insulator and the cap body. , prevent falling off and loosening.
It effectively prevents the insulator from falling off the cap body, improves overall stability, and extends the service life through the serrated disc meshing structure of the threaded rod and ensures the firmness of the connection.
Smart Images
Figure CN222213833U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of insulator iron caps, in particular to an anti-falling iron cap for a suspension insulator. Background Art
[0002] Insulator caps are insulators that perform multiple functions on high-voltage transmission and transformation lines, including electrical insulation, mechanical connection, and carrying conductor loads. The caps must be used in conjunction with insulators.
[0003] A porcelain insulator iron cap disclosed in publication number CN203659544U has an inner wall of the iron cap designed as a smooth arc surface, which eliminates the stress influence of the raised part on the adhesive. The smooth arc surface of the iron cap increases the connection strength between the porcelain part and the adhesive, thereby improving the stability and reliability of the entire porcelain insulator.
[0004] However, this kind of porcelain insulator iron cap has the following disadvantages:
[0005] (1) The connection between the insulator and the iron cap lacks a limiter, causing the insulator and the cap to fall off;
[0006] (2) The connection structure on the surface of the insulator becomes loose after long-term use, affecting its use. Utility Model Content
[0007] 1. Technical issues to be resolved
[0008] The technical problem solved by the utility model is to provide a suspension insulator anti-falling iron cap which is highly practical, can be simply operated and has a relatively simple structure. It solves the problem proposed in the above background technology that the connection between the insulator and the iron cap lacks a limit, resulting in the insulator and the cap body falling off, and the connection structure on the surface of the insulator becomes loose after long-term use.
[0009] (II) Technical solution
[0010] To achieve the above objectives, the utility model is implemented through the following technical solutions: a suspension insulator anti-dropping iron cap, including a cap body, a groove is provided on the top of the cap body, a first bearing is rotatably connected to the inner bottom of the groove, a rotating wheel is sleeved on the surface of the first bearing, a threaded hole is provided on the top of the rotating wheel, a fastening assembly is connected to the internal thread of the threaded hole, an insulator is sleeved on the top of the fastening assembly, a threaded hole is provided on the top of the insulator, and a bolt assembly is connected to the internal thread of the threaded hole.
[0011] Optionally, the fastening assembly includes a threaded bolt threadedly connected to the inside of the threaded hole, the top of the threaded bolt is fixedly connected to a chassis, both sides of the chassis are fixedly connected to limit strips, the surface of the limit strip is slidably connected to a fixed tube, and the fixed tube is sleeved on the bottom end of the insulator.
[0012] Optionally, a sliding groove is provided on the inner wall of the fixing cylinder, and the interior of the sliding groove is slidably connected to the surface of the limiting strip.
[0013] Optionally, a sphere is provided at the bottom end of the insulator, and the surface of the sphere is sleeved inside the fixing tube.
[0014] Optionally, a circular groove is formed on the surface of the chassis, and the diameter of the circular groove is the same as the diameter of the sphere.
[0015] Optionally, the bolt assembly includes a threaded rod threadedly connected to the inside of the threaded hole, a first serrated disk is provided at one end of the threaded rod, and a threaded cap is threadedly connected to the surface of the threaded rod through the inside of the threaded hole.
[0016] Optionally, a second serrated disk is disposed on the surface of the threaded hole, and the second serrated disk is meshed with the first serrated disk.
[0017] (III) Beneficial effects
[0018] The utility model provides a suspension insulator anti-dropping iron cap, which has the following beneficial effects:
[0019] 1. The anti-drop iron cap of the suspension insulator is provided with a fastening assembly. When the ball at the bottom of the insulator is sleeved inside the fixed tube, the rotating wheel can be rotated to rotate between the fixed tube and the cap body, thereby driving the threaded bolt to drive the chassis to slide upward until the circular groove on the top of the chassis fits with the ground of the ball. As the chassis continues to rise, the ball can be firmly fixed inside the fixed tube to prevent the insulator from falling off the cap body in the later stage, thereby improving the overall stability.
[0020] 2. The anti-drop iron cap of the suspension insulator is provided with a second serrated disk on the surface of the threaded hole at the connection of the top of the insulator through the setting of the bolt assembly. As the threaded rod enters, the first serrated disk on the surface of the threaded rod engages with the second serrated disk, preventing the threaded rod from loosening as the use time increases, thereby improving the firmness of the connection at the top of the insulator and increasing the overall service life. BRIEF DESCRIPTION OF THE DRAWINGS
[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0022] Figure 2 This is a schematic diagram of the cap structure of the utility model;
[0023] Figure 3 This is a schematic diagram of the structure of the fastening assembly of the utility model;
[0024] Figure 4 This is a schematic diagram of the structure of the bolt assembly of the utility model.
[0025] In the figure: 1, cap body; 2, groove; 3, first bearing; 4, rotating wheel; 5, threaded hole; 6, fastening assembly; 61, threaded bolt; 62, chassis; 63, limit strip; 64, fixing tube; 7, insulator; 8, bolt assembly; 81, threaded rod; 82, first serrated disk; 83, threaded cap; 9, slide groove; 10, sphere; 11, circular groove; 12, second serrated disk. DETAILED DESCRIPTION
[0026] 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. 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.
[0027] See also Figures 1 to 4 The utility model provides a technical solution: an anti-dropping iron cap for a suspension insulator, comprising a cap body 1, a groove 2 is provided on the top of the cap body 1, a first bearing 3 is rotatably connected to the inner bottom of the groove 2, a rotating wheel 4 is sleeved on the surface of the first bearing 3, a threaded hole 5 is provided on the top of the rotating wheel 4, a fastening component 6 is connected to the inner thread of the threaded hole 5, an insulator 7 is sleeved on the top of the fastening component 6, a threaded hole is provided on the top of the insulator 7, and a bolt component 8 is connected to the inner thread of the threaded hole.
[0028] See also Figure 1 and Figure 2 A sliding groove 9 is formed on the inner wall of the fixing cylinder 64 , and the interior of the sliding groove 9 is slidably connected to the surface of the limiting strip 63 .
[0029] By providing the slide groove 9 and the limiting strip 63 , the lifting and lowering of the chassis 62 are limited.
[0030] Embodiment 1:
[0031] See also Figure 3The fastening assembly 6 includes a threaded bolt 61 threadedly connected to the inside of the threaded hole 5, the top of the threaded bolt 61 is fixedly connected to a chassis 62, both sides of the chassis 62 are fixedly connected to limit bars 63, the surface of the limit bars 63 is slidably connected to a fixing cylinder 64, the fixing cylinder 64 is sleeved on the bottom end of the insulator 7, the bottom end of the insulator 7 is provided with a sphere 10, the surface of the sphere 10 is sleeved inside the fixing cylinder 64, the surface of the chassis 62 is provided with a circular groove 11, the diameter of the circular groove 11 is the same as the diameter of the sphere 10 The diameters are the same. When the ball 10 at the bottom of the insulator 7 is sleeved in the interior of the fixed tube 64, the wheel 4 can be rotated at this time to make the wheel 4 rotate between the fixed tube 64 and the cap body 1, thereby driving the threaded bolt 61 to drive the chassis 62 to slide upward until the circular groove 11 on the top of the chassis 62 fits with the ground of the ball 10, and as the chassis 62 continues to rise, the ball 10 can be firmly fixed in the interior of the fixed tube 64, preventing the insulator 7 from falling off from the cap body 1 in the later stage, thereby improving the overall stability.
[0032] Embodiment 2:
[0033] See also Figure 4 The bolt assembly 8 includes a threaded rod 81 threadedly connected to the inside of the threaded hole, one end of the threaded rod 81 is provided with a first serrated disk 82, the surface of the threaded rod 81 passes through the internal thread of the threaded hole and is connected with a threaded cap 83, the surface of the threaded hole is provided with a second serrated disk 12, the second serrated disk 12 and the first serrated disk 82 are meshed with each other, and the surface of the threaded hole at the connection of the top of the insulator 7 is provided with a second serrated disk 12, as the threaded rod 81 enters, the first serrated disk 82 on the surface of the threaded rod 81 is meshed with the second serrated disk 12, to avoid the threaded rod 81 from loosening with the increase of use time, thereby improving the firmness of the connection at the top of the insulator 7 and increasing the overall service life.
[0034] In the utility model, the working steps of the device are as follows:
[0035] Step 1: After the ball 10 at the bottom of the insulator 7 is sleeved inside the fixing tube 64, the rotating wheel 4 can be rotated so that the rotating wheel 4 rotates between the fixing tube 64 and the cap body 1, thereby driving the threaded bolt 61 to drive the chassis 62 to slide upward until the circular groove 11 at the top of the chassis 62 fits the ground of the ball 10, and as the chassis 62 continues to rise, the ball 10 can be firmly fixed inside the fixing tube 64;
[0036] Step 2: A second serrated disc 12 is provided on the surface of the threaded hole at the connection point on the top of the insulator 7 , and as the threaded rod 81 enters, the first serrated disc 82 on the surface of the threaded rod 81 engages with the second serrated disc 12 .
[0037] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;
[0038] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.
[0039] Although embodiments of the present invention have been shown and described, it will be appreciated 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 suspension insulator anti-dropping cap, comprising a cap body (1), characterized in that: The top of the cap body (1) is provided with a groove (2), the inner bottom of the groove (2) is rotatably connected to a first bearing (3), the surface of the first bearing (3) is sleeved with a rotating wheel (4), the top of the rotating wheel (4) is provided with a threaded hole (5), the internal thread of the threaded hole (5) is connected to a fastening component (6), the top of the fastening component (6) is sleeved with an insulator (7), the top of the insulator (7) is provided with a threaded hole, and the internal thread of the threaded hole is connected to a bolt component (8).
2. The anti-drop iron cap for suspension insulator according to claim 1, characterized in that: The fastening assembly (6) comprises a threaded bolt (61) threadedly connected to the inside of the threaded hole (5); the top end of the threaded bolt (61) is fixedly connected to a chassis (62); both sides of the chassis (62) are fixedly connected to limit strips (63); the surface of the limit strip (63) is slidably connected to a fixing tube (64); and the fixing tube (64) is sleeved on the bottom end of the insulator (7).
3. The anti-drop iron cap for suspension insulator according to claim 2, characterized in that: The inner wall of the fixing cylinder (64) is provided with a sliding groove (9), and the interior of the sliding groove (9) is slidably connected to the surface of the limiting strip (63).
4. The anti-drop iron cap for suspension insulator according to claim 1, characterized in that: A sphere (10) is provided at the bottom end of the insulator (7), and the surface of the sphere (10) is sleeved inside the fixing tube (64).
5. The anti-drop iron cap for suspension insulator according to claim 2, characterized in that: A circular groove (11) is provided on the surface of the bottom plate (62), and the diameter of the circular groove (11) is the same as the diameter of the sphere (10).
6. The anti-drop iron cap for suspension insulator according to claim 1, characterized in that: The bolt assembly (8) comprises a threaded rod (81) threadedly connected to the inside of a threaded hole, one end of the threaded rod (81) is provided with a first serrated disk (82), and the surface of the threaded rod (81) is threadedly connected to the inside of the threaded hole through a threaded cap (83).
7. The anti-drop iron cap for suspension insulator according to claim 1, characterized in that: A second serrated disc (12) is provided on the surface of the threaded hole, and the second serrated disc (12) is meshed with the first serrated disc (82).