Lightning protection device for power transmission line

Abstract

The invention discloses an electric power transmission line lightning protection device, and relates to the technical field of electric power lightning protection, the electric power transmission line lightning protection device comprises a lightning protection mechanism, a plurality of lightning rod mechanisms are distributed on the top of the lightning protection mechanism, and a protection mechanism is arranged on the outer side of each lightning rod mechanism. The connecting ring and the inserting seat are connected, certain frictional resistance is generated, then the stable inserting effect is achieved, the butt joint groove and the butt joint ball are in butt joint in the inserting process, the guiding effect is conveniently provided, the butt joint ball is pushed in cooperation with the telescopic column and the spring, and therefore certain reverse thrust is conveniently provided for the inserting seat, and the inserting effect is improved. Through cooperation of outward thrust, the limiting fastener is tightly fastened on the limiting disc to achieve a quick fixing effect, the mounting and dismounting efficiency can be improved, the limiting ring is in threaded connection with the outer wall of the inserting sleeve, the thread path is set to be short, quick screwing is facilitated, and when the limiting fastener is fastened, the limiting fastener can be quickly fixed. And the limiting fastener is further limited through the limiting ring, so that the mounting stability is effectively improved.

Description

Technical Field

[0001] The present invention relates to the technical field of electric power lightning protection, in particular to a lightning protection device for a power transmission line. Background Art

[0002] Transmission and distribution lines are the foundation of the power system and play an important role in the normal operation of the power system. Lightning, as a natural discharge phenomenon, is extremely destructive and is an important factor affecting the safety of transmission lines, especially in summer, when it ranks first among line fault tripping.

[0003] In the prior art, for example, the patent application number: CN202322051857.3 of "A Lightning Protection Device for Power Transmission Lines" includes a base, a fixing column is fixedly provided on the top surface of the base, four fixing columns are fixedly provided on the top surface of the base, and a fastening clamp is fixedly provided on one side of each of the four fixing columns, and the four fastening clamps are fixedly connected to a corner of the mounting seat. The utility model, by providing a fastening clamp, the two clamping plates of the fastening clamp are fixedly provided with a mounting hole, and the two mounting holes are aligned with the mounting holes fixedly provided on the mounting seat and are the same size, so that when the fastening bolts are threadedly installed to the three mounting holes, it is easier to install, and the fastening bolts are threadedly connected to the three mounting holes, so that the connection of the three mounting holes is tighter, and the connection between the fastening clamp and the mounting seat is tighter, thereby improving the tightness and convenience of the structure of the equipment, and the provision of the four fastening clamps makes the connection between the mounting seat and the base tighter.

[0004] The existing power transmission line lightning protection device is provided with multiple lightning rod assemblies. Since there are too many lightning rod assemblies, it is difficult to install and disassemble them, which affects the convenience of use and causes inconvenience in use. To solve the above problems, a power transmission line lightning protection device is proposed. Summary of the invention

[0005] The object of the present invention is to provide a lightning protection device for a power transmission line to solve the problem that too many lightning rod components are set during the operation of the prior art proposed in the above background technology, which makes installation and disassembly difficult, thus affecting the convenience of use and causing inconvenience in use.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a lightning protection device for a power transmission line, comprising a lightning protection mechanism, a plurality of lightning rod mechanisms are distributed on the top of the lightning protection mechanism, a protective mechanism is arranged on the outside of the lightning rod mechanism, the lightning protection mechanism comprises a lightning protection body and a top-mounted cover, the top-mounted cover is arranged on the top of the lightning protection body, the lightning rod mechanism comprises an insertion sleeve, the bottom of the insertion sleeve is installed on the surface of the top-mounted cover, the inner side of the insertion sleeve is plug-in connected with an insertion seat, the top of the insertion seat is provided with a side support ring, the top of the side support ring is connected with a lightning rod, the top of the lightning rod is provided with a plurality of lightning rod tips, the bottom of the insertion seat is provided with a docking groove, the inner side of the insertion sleeve is provided with a telescopic column, the telescopic column A docking ball is provided at the top, and a spring is provided on the outer wall of the telescopic column. The docking groove and the docking ball are correspondingly connected. The lightning protection body cooperates with the top-mounted cover to provide installation connection for the lightning rod mechanism and realize effective lightning protection function. It is fixed by the plug-in sleeve and distributed on the outside of the top-mounted cover, which is convenient for the plug-in seat to be inserted into the inner side of the plug-in sleeve, and cooperates with the side support ring to support the lightning rod. The connection ring is connected with the plug-in seat and a certain friction resistance is generated, thereby realizing a stable plug-in effect. During the plug-in, the docking groove and the docking ball are connected, which is convenient for providing a guiding effect, and the telescopic column and the spring push the docking ball, so as to provide a certain reverse thrust for the plug-in seat, which is conducive to providing an outward push effect for the plug-in seat and the side support ring; A limiting disk is arranged on the outer side of the top of the insertion sleeve, and a plurality of rotating parts are distributed on the outside of the side support ring. The inner side of the rotating part is movably connected to a limiting fastener, and the limiting fastener is clamped and connected to the limiting disk. At the same time, the limiting fasteners distributed on the side support ring are fastened to the limiting disk on the outer side of the insertion sleeve, thereby facilitating the limiting fasteners to be tightly fastened to the limiting disk through the cooperation of the outward thrust to achieve the effect of rapid fixation, which is beneficial to improving the efficiency of installation and disassembly.

[0007] Preferably, the protective mechanism includes a sealing cover, a sealing ring is provided on the inner side of the top of the sealing cover, a sealing gasket is provided on the bottom of the sealing cover, the sealing gasket covers the surface of the top cover, the sealing cover is sleeved on the outside of the plug-in sleeve, the sealing cover is connected to the outer wall of the lightning rod, and the sealing cover is sleeved on the outside of the plug-in sleeve and tightly sleeved on the outer wall of the lightning rod to achieve a tight connection, which is beneficial to achieve a sealing effect, and the sealing gasket covers the surface of the top cover, which is beneficial to further increase the sealing, thereby facilitating effective sealing treatment of the connection, avoiding corrosion caused by rainwater or dust impurities that are in contact with a large amount of rain at the connection gap of the device, and is beneficial to extending the service life of the lightning protection device.

[0008] Preferably, the outer wall of the insert sleeve is threadedly connected to a limit ring, and the limit ring is arranged on the outside of the limit fastener, and is threadedly connected to the outer wall of the insert sleeve through the limit ring. The thread path is set shorter, which is convenient for quick tightening. When the limit fastener is fastened, the limit fastener is further limited by the limit ring, which effectively improves the stability of the installation and ensures safety during use.

[0009] Preferably, a positioning ring is provided on the outer side of the plug-in sleeve, and one end of the limiting fastener is buckled and connected to the positioning ring. A limiting structure is provided by cooperating with the positioning ring and one end of the limiting fastener, which is beneficial for providing further positioning after the limiting fastener is snap-fitted and connected to the limiting plate, thereby avoiding easy slipping, improving the convenience of operation, and also ensuring the stability after connection.

[0010] Preferably, the outer wall of the limit plate is evenly provided with limit grooves, and the limit fasteners are snap-fitted and connected to the inner side of the limit grooves. The limit grooves are distributed on the limit plate, which is conducive to being snap-fitted and connected to the inner side of the limit grooves when the limit fasteners are fastened, thereby facilitating stable limiting and avoiding rotation.

[0011] Preferably, a connecting plate is provided at the bottom of the lightning protection body, a connecting seat is installed at the bottom of the connecting plate, a bottom support column is provided at the bottom of the connecting seat, and the connection between the connecting seat and the bottom support column facilitates the support and installation of the connecting plate, thereby facilitating the provision of installation support.

[0012] Preferably, a fixed base is provided at the bottom of the bottom support column, and a plurality of side support plates are evenly distributed on the outer wall of the bottom support column, the bottoms of the side support plates are connected to the surface of the fixed base, and fixing holes are opened through the four corners of the fixed base. The fixed base is connected to the bottom of the bottom support column to provide a stable bottom support, and cooperates with the fixing holes to achieve further fixing. The side support plates are distributed on the bottom support column, which is beneficial to improving the stability of the side support.

[0013] Preferably, the inner wall of the insertion sleeve is provided with a connecting ring, and the connecting ring is closely connected to the outer wall of the insertion seat. The connecting ring facilitates the improvement of the stability of the inner support and facilitates the auxiliary support.

[0014] Compared with the prior art, the present invention has the following beneficial effects: 1. In the present invention, the insertion sleeve is fixed and distributed on the outside of the top cover, so that the insertion seat is conveniently inserted into the inner side of the insertion sleeve, and the side support ring is supported to realize the connection function of the lightning rod. The connection ring is connected with the insertion seat and a certain friction resistance is generated, thereby realizing a stable insertion effect. During insertion, the docking groove and the docking ball are docked, which facilitates the guidance function, and cooperates with the telescopic column and the spring to push the docking ball, thereby facilitating the provision of a certain reverse thrust to the insertion seat, which is conducive to providing the insertion seat and the side support ring with an outward push. The locking member is then fastened to the locking plate on the outside of the locking sleeve, thereby improving the efficiency of installation and disassembly. The locking ring is connected to the outer wall of the locking sleeve by a threaded connection, and the thread path is set shorter for quick tightening. When the locking member is fastened, the locking member is further limited by the locking ring, which effectively improves the stability of the installation and ensures safety during use.

[0015] 2. In the present invention, a sealing cover is sleeved on the outside of the plug-in sleeve, and cooperates with a sealing ring to tightly sleeve on the outer wall of the lightning rod to achieve a tight connection, which is beneficial to achieving a sealing effect. The sealing gasket is covered on the surface of the top cover, which is beneficial to further increase the sealing performance, thereby facilitating effective sealing treatment of the connection, avoiding corrosion caused by a large amount of rainwater or dust impurities in the connection gap of the device, and is beneficial to extending the service life of the lightning protection device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A three-dimensional diagram of a lightning protection device for a power transmission line according to the present invention; Figure 2 This is a schematic structural diagram of a lightning protection device for a power transmission line according to the present invention from another angle; Figure 3 It is a partial structural schematic diagram of a lightning protection device for a power transmission line of the present invention; Figure 4 It is a partial exploded structural schematic diagram of a lightning protection device for a power transmission line of the present invention; Figure 5 For the present invention Figure 4 A is an enlarged structural diagram; Figure 6 For the present invention Figure 4 The enlarged structural diagram at B in FIG.

[0017] In the figure: 1. Lightning protection mechanism; 101. Lightning protection body; 102. Top cover; 103. Connecting plate; 104. Connecting seat; 105. Bottom support column; 106. Side support plate; 107. Fixed base; 108. Fixed hole; 2. Lightning rod mechanism; 201. Insertion sleeve; 202. Insertion seat; 203. Side support ring; 204. Lightning rod; 205. Lightning rod tip; 206. Connecting ring; 207. Docking groove; 208. Docking ball; 209. Telescopic column; 210. Spring; 211. Limiting ring; 212. Positioning ring; 213. Limiting fastener; 214. Rotating part; 215. Limiting plate; 216. Limiting groove; 3. Protection mechanism; 301. Sealing cover; 302. Sealing ring; 303. Sealing gasket. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the implementation regulations described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] Example 1: Reference Figure 1-Figure 6As shown: a lightning protection device for a power transmission line, comprising a lightning protection mechanism 1, a plurality of lightning rod mechanisms 2 are distributed on the top of the lightning protection mechanism 1, a protective mechanism 3 is arranged on the outside of the lightning rod mechanism 2, the lightning protection mechanism 1 comprises a lightning protection body 101 and a top cover 102, the top cover 102 is arranged on the top of the lightning protection body 101, the lightning rod mechanism 2 comprises an insertion sleeve 201, the bottom of the insertion sleeve 201 is installed on the surface of the top cover 102, the inner side of the insertion sleeve 201 is plugged and connected with an insertion seat 202, the top of the insertion seat 202 is provided with a side support ring 203, the top of the side support ring 203 is connected with a lightning rod 204, the top of the lightning rod 204 is provided with a plurality of lightning rod tips 205, the bottom of the insertion seat 202 is provided with a docking groove 207, the inner side of the insertion sleeve 201 is provided with a telescopic column 209, the top of the telescopic column 209 is provided with a docking ball 208, the outer wall of the telescopic column 209 The sleeve is provided with a spring 210, and the docking groove 207 and the docking ball 208 are correspondingly connected. The lightning protection body 101 cooperates with the top cover 102 to provide installation connection for the lightning rod mechanism 2 and realize effective lightning protection function. It is fixed and distributed on the outside of the top cover 102 through the plug-in sleeve 201, which is convenient for the plug-in seat 202 to be inserted into the inner side of the plug-in sleeve 201, and cooperates with the side support ring 203 to support and realize the connection function of the lightning rod 204. The connection between the connecting ring 206 and the plug-in seat 202 generates a certain friction resistance, thereby realizing a stable plug-in effect. During the plug-in, the docking groove 207 and the docking ball 208 are connected, which is convenient for providing a guiding effect, and cooperates with the telescopic column 209 and the spring 210 to push the docking ball 208, so as to facilitate providing a certain reverse thrust to the plug-in seat 202, which is conducive to providing an outward push effect for the plug-in seat 202 and the side support ring 203; A limiting disk 215 is arranged on the outer side of the top of the insertion sleeve 201, and a plurality of rotating parts 214 are distributed on the outside of the side support ring 203. The inner side of the rotating part 214 is movably connected with a limiting fastener 213, and the limiting fastener 213 is clamped and connected to the limiting disk 215. At the same time, the limiting fastener 213 distributed on the side support ring 203 is fastened to the limiting disk 215 on the outer side of the insertion sleeve 201, thereby facilitating the limiting fastener 213 to be tightly fastened to the limiting disk 215 through the cooperation of the outward thrust to achieve the effect of rapid fixation, which is beneficial to improving the efficiency of installation and disassembly.

[0020] like Figure 4 and Figure 6As shown, the protection mechanism 3 includes a sealing cover 301, a sealing ring 302 is arranged on the inner side of the top of the sealing cover 301, a sealing gasket 303 is arranged on the bottom of the sealing cover 301, and the sealing gasket 303 covers the surface of the top cover 102, the sealing cover 301 is sleeved on the outside of the plug-in sleeve 201, and the sealing cover 301 is connected to the outer wall of the lightning rod 204. The sealing cover 301 is sleeved on the outside of the plug-in sleeve 201 and cooperates with the sealing ring 302 to tightly sleeve on the outer wall of the lightning rod 204 to achieve a tight connection, which is beneficial to achieve a sealing effect, and the sealing gasket 303 covers the surface of the top cover 102, which is beneficial to further increase the sealing performance, thereby facilitating effective sealing treatment of the connection, avoiding corrosion caused by a large amount of rainwater or dust impurities in contact with the connection gap of the device, and helping to extend the service life of the lightning protection device.

[0021] like Figure 5 As shown, the outer wall of the insert sleeve 201 is threadedly connected with a limit ring 211, and the limit ring 211 is arranged on the outside of the limit fastener 213. The limit ring 211 is threadedly connected to the outer wall of the insert sleeve 201, and the thread path is set shorter to facilitate quick tightening. When the limit fastener 213 is fastened, the limit fastener 213 can be further limited by the limit ring 211, which effectively improves the stability of the installation and ensures safety during use.

[0022] like Figure 5 As shown, a positioning ring 212 is provided on the outer side of the insertion sleeve 201, and one end of the limiting fastener 213 is buckled and connected to the positioning ring 212. A limiting structure is provided by cooperating with the positioning ring 212 and one end of the limiting fastener 213, which is beneficial for providing further positioning after the limiting fastener 213 is snap-fitted and connected to the limiting plate 215, thereby avoiding easy slipping, improving the convenience of operation, and also ensuring the stability after connection.

[0023] like Figure 5 As shown, the outer wall of the limit plate 215 is evenly provided with limit grooves 216, and the limit fasteners 213 are snap-fitted and connected to the inner side of the limit grooves 216. The limit grooves 216 distributed on the limit plate 215 are advantageous for being snap-fitted and connected to the inner side of the limit grooves 216 when the limit fasteners 213 are fastened, thereby facilitating stable limiting and avoiding rotation.

[0024] like Figure 1 and Figure 2 As shown, a connecting plate 103 is provided at the bottom of the lightning protection body 101, a connecting seat 104 is installed at the bottom of the connecting plate 103, a bottom support column 105 is provided at the bottom of the connecting seat 104, and the connection between the connecting seat 104 and the bottom support column 105 facilitates the support and installation of the connecting plate 103.

[0025] like Figure 1 and Figure 2 As shown, a fixed base 107 is provided at the bottom of the bottom support column 105, and a plurality of side support plates 106 are evenly distributed on the outer wall of the bottom support column 105. The bottoms of the side support plates 106 are connected to the surface of the fixed base 107. Fixing holes 108 are opened through the four corners of the fixed base 107. The fixed base 107 is connected to the bottom of the bottom support column 105 to provide a stable bottom support, and cooperates with the fixing holes 108 to achieve further fixing. The side support plates 106 are distributed on the bottom support column 105, which is beneficial to improve the stability of the side support.

[0026] like Figure 4 As shown, the inner wall of the insertion sleeve 201 is provided with a connecting ring 206, and the connecting ring 206 is closely connected to the outer wall of the insertion seat 202. The connecting ring 206 facilitates the improvement of the stability of the inner support and facilitates the auxiliary support.

[0027] In the present invention, when the lightning protection device for power transmission lines is in use, the plug-in sleeve 201 is first fixed and distributed on the outer side of the top cover 102, so that the plug-in seat 202 is conveniently plugged into the inner side of the plug-in sleeve 201, and the side support ring 203 is supported to realize the connection function of the lightning rod 204, and a certain friction resistance is generated by connecting the connecting ring 206 with the plug-in seat 202, thereby realizing a stable plug-in effect. During the plug-in, the docking groove 207 is docked with the docking ball 208, which facilitates the guidance function, and cooperates with the telescopic column 209 and the spring 210 to push the docking ball 208, thereby facilitating the provision of a certain reverse thrust to the plug-in seat 202. , which is beneficial to provide an outward pushing effect on the insertion seat 202 and the side support ring 203, and at the same time cooperate with the limiting fasteners 213 distributed on the side support ring 203 to fasten on the limiting disk 215 outside the insertion sleeve 201, so as to facilitate the limiting fasteners 213 to be tightly fastened on the limiting disk 215 through the cooperation of the outward pushing force to achieve a quick fixing effect, which is beneficial to improve the efficiency of installation and disassembly, and a limiting structure is set at one end of the positioning ring 212 in cooperation with the limiting fastener 213, so as to provide a further positioning effect after the limiting fastener 213 is clamped and connected to the limiting disk 215, and the sealing cover 301 is sleeved on the insertion sleeve 20 1, and cooperate with the sealing ring 302 to be tightly sleeved on the outer wall of the lightning rod 204 to achieve a tight connection, which is conducive to achieving a sealing effect, and the outer wall of the plug-in sleeve 201 is threadedly connected through the limiting ring 211. The thread path is set shorter, which is convenient for quick tightening, and when the limiting fastener 213 is fastened, the limiting fastener 213 is further limited by the limiting ring 211, which effectively improves the stability of the installation and ensures the safety during use. The sealing gasket 303 covers the surface of the top cover 102, which is conducive to further increasing the sealing, thereby facilitating effective sealing treatment of the connection and avoiding The device connection gap is exposed to a large amount of rainwater or dust impurities that cause corrosion, which is beneficial to extending the service life of the lightning protection device. The connection between the connecting seat 104 and the bottom support column 105 facilitates the support and installation of the connecting plate 103, and facilitates the provision of installation support. The fixed base 107 is connected to the bottom of the bottom support column 105 to provide a stable bottom support, and cooperates with the fixing hole 108 to achieve further fixation. The side support plates 106 are distributed on the bottom support column 105, which is beneficial to improve the stability of the side support. The lightning protection body 101 cooperates with the top cover 102 to facilitate the installation connection of the lightning rod mechanism 2 and realize effective lightning protection function.

[0028] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A lightning protection device for a power transmission line, comprising a lightning protection mechanism (1), characterized in that: A plurality of lightning rod mechanisms (2) are distributed on the top of the lightning protection mechanism (1), and a protective mechanism (3) is arranged on the outside of the lightning rod mechanism (2). The lightning protection mechanism (1) comprises a lightning protection body (101) and a top-mounted cover (102), and the top-mounted cover (102) is arranged on the top of the lightning protection body (101). The lightning rod mechanism (2) comprises an insertion sleeve (201), and the bottom of the insertion sleeve (201) is mounted on the surface of the top-mounted cover (102). The inner side of the insertion sleeve (201) is plugged and connected to a plug-in seat (202), and the plug-in seat (202) A side support ring (203) is arranged at the top, a lightning rod (204) is connected to the top of the side support ring (203), a plurality of lightning rod tips (205) are arranged at the top of the lightning rod (204), a docking groove (207) is provided at the bottom of the insertion seat (202), a telescopic column (209) is arranged on the inner side of the insertion sleeve (201), a docking ball (208) is arranged on the top of the telescopic column (209), a spring (210) is arranged on the outer wall of the telescopic column (209), and the docking groove (207) and the docking ball (208) are correspondingly connected; A limit plate (215) is arranged on the outer side of the top of the insertion sleeve (201), a plurality of rotating members (214) are distributed on the outside of the side support ring (203), the inner side of the rotating member (214) is movably connected to a limit fastener (213), and the limit fastener (213) is snap-fitted and connected to the limit plate (215).

2. The power transmission line lightning protection device according to claim 1, characterized in that: The protection mechanism (3) comprises a sealing cover (301), a sealing ring (302) is arranged on the inner side of the top of the sealing cover (301), a sealing gasket (303) is arranged on the bottom of the sealing cover (301), the sealing gasket (303) covers the surface of the top cover (102), the sealing cover (301) is sleeved on the outside of the plug-in sleeve (201), and the sealing cover (301) is connected to the outer wall of the lightning rod (204).

3. The power transmission line lightning protection device according to claim 1, characterized in that: The outer wall of the insertion sleeve (201) is threadedly connected to a limiting ring (211), and the limiting ring (211) is arranged on the outside of the limiting fastener (213).

4. The lightning protection device for power transmission lines according to claim 3 is characterized in that: A positioning ring (212) is provided on the outer side of the insertion sleeve (201), and one end of the limiting fastener (213) is fastened and connected to the positioning ring (212).

5. The power transmission line lightning protection device according to claim 3, characterized in that: The outer wall of the limiting plate (215) is evenly provided with limiting grooves (216), and the limiting fasteners (213) are snap-fitted and connected to the inner sides of the limiting grooves (216).

6. The power transmission line lightning protection device according to claim 3, characterized in that: A connection plate (103) is provided at the bottom of the lightning protection body (101), a connection seat (104) is installed at the bottom of the connection plate (103), and a bottom support column (105) is provided at the bottom of the connection seat (104).

7. The lightning protection device for power transmission lines according to claim 6, characterized in that: A fixed base (107) is provided at the bottom of the bottom support column (105), a plurality of side support plates (106) are evenly distributed on the outer wall of the bottom support column (105), the bottoms of the side support plates (106) are connected to the surface of the fixed base (107), and fixing holes (108) are provided through the four corners of the fixed base (107).

8. The lightning protection device for power transmission lines according to claim 3 is characterized in that: The inner wall of the insertion sleeve (201) is provided with a connecting ring (206), and the connecting ring (206) is closely connected to the outer wall of the insertion seat (202).

Images