CN220628855U - A lightning protection structure for high-voltage cabinets - Google Patents

Abstract

The utility model relates to the technical field of lightning protection of high-voltage cabinets, in particular to a lightning protection structure of a high-voltage cabinet; including arrester post, arrester base, the lightning rod connects electric wire and fixed establishment, fixed establishment includes the installation strip, fixed bulge, fixed cardboard and fixing screw, be provided with the fastener on the arrester base, the one end that the arrester base was kept away from to the fastener runs through the draw-in groove, and extend to the inside of fixed zone, when the installation arrester base, run through the draw-in groove with the fastener, make the one end that the arrester base was kept away from to the fastener be located the inside back of fixed zone, rotate the fixing screw, make the fixing screw precession in the fixed zone, thereby make to support the one end that holds the piece and the fastener be located the fixed zone and support, thereby accomplish the fixed of arrester base, adopt above-mentioned structure, only need rotate the fixing screw, can accomplish the fixed of arrester base, the installation is more convenient.

Description

A lightning protection structure for high-voltage cabinets

Technical field

The utility model relates to the technical field of lightning protection for high-voltage cabinets, and in particular to a lightning protection structure for high-voltage cabinets.

Background technique

When the existing zinc oxide arrester for high-voltage cabinets is used, it is troublesome to install the lightning rod with wires, the contact is not stable enough, and the practicality is poor.

In order to solve the above problems, the existing published patent (CN214124783U) discloses a lightning protection structure of a high-voltage cabinet, including an overall structure of an arrester. The overall structure of the arrester includes an arrester column, and zinc oxide resistive sheets are evenly arranged on the outside of the arrester column. And the top center of the arrester column is provided with a power connection screw, the bottom end of the arrester column is provided with a lightning arrester base, and the top of the arrester column is nested with a top cap of the arrester, and a top cap limit screw is fixed on the outside of the power connection screw. cap, and the top of the power connection screw is provided with a screw tapered head, the top of the power connection screw is provided with a lightning rod for connection to wires, and the interior of the lightning arrester base is evenly provided with bolt holes. The lightning rod of this technical solution is for connection with wires and power connection. The screw is connected and fixed through the conical cap of the power cord. The conical cap of the power cord and the conical head of the screw are both conical structures, with a larger contact area, making the connection between the lightning rod wire and the screw more stable; and the conical cap of the power cord is The power connection screw is connected and fixed through the power cord installation nut, making the installation of the lightning rod connection wire faster and more convenient.

However, the arrester base in the lightning protection structure of the existing high-voltage cabinet needs to be fixed in the cabinet through multiple fixing bolts, which is troublesome when installing the arrester base.

Utility model content

The purpose of this utility model is to provide a lightning protection structure for a high-voltage cabinet, aiming to solve the problem that the arrester base in the lightning protection structure of the existing high-voltage cabinet needs to be fixed in the cabinet through a plurality of fixing bolts, which is troublesome when installing the arrester base. technical problem.

In order to achieve the above purpose, the utility model provides a lightning protection structure for a high-voltage cabinet, which includes an arrester column, an arrester base, a lightning rod connecting wire and a fixing mechanism. Zinc oxide resistors are evenly arranged on the outside of the arrester column. The arrester column A power connection screw is provided at the center of the top end of the lightning arrester column, a lightning arrester base is provided at the bottom end of the lightning arrester column, a screw conical head is provided at the top of the power connection screw, and power supplies are nested at both ends of the lightning rod connected to the wire. Wire cone-shaped cap, the power cord cone-shaped cap matches the screw cone-shaped head;

The fixing mechanism includes a mounting bar, a fixing protrusion, a fixing clamp plate and a fixing screw. The mounting bar is fixed inside the high-voltage cabinet through screws. The fixing protrusion is provided on the side of the mounting bar away from the inner wall of the high-voltage cabinet. and the fixed clamping plate, the fixing protrusion is located above the fixed clamping plate, a fixing area is formed between the fixed clamping plate and the mounting bar, the fixing protrusion is provided with a clamping groove, and the The lightning arrester base is provided with a snap-in piece, and one end of the snap-in piece away from the lightning arrester base penetrates the slot and extends to the inside of the fixing area. The fixing clamp plate is provided with a threaded connection with the A fixing screw is provided with a resisting block at one end of the fixing area.

Wherein, the fixed clamping plate includes a fixed plate and two mounting feet, the fixing screw is threadedly connected to the fixed plate, the mounting feet are provided on both sides of the fixed plate, and the mounting feet are away from the One end of the fixing plate is detachably connected to the mounting strip.

Wherein, the engaging member includes a connecting plate and a clamping plate. One end of the connecting plate is fixedly connected to the lightning arrester base, the other end of the connecting plate is fixedly connected to the clamping plate, and the clamping plate is connected to the arrester base. The lightning arrester bases are parallel, and the clamping plate penetrates the clamping slot.

Wherein, an end of the fixing screw away from the resisting block is provided with a rotating ring, and an anti-slip pattern is provided on the outer wall of the rotating ring.

Wherein, the lightning protection structure of the high-voltage cabinet further includes a support member, the support member is provided on the fixed protrusion, the support member is located on a side of the fixed protrusion away from the mounting strip, and is located on the fixed protrusion. Raised bottom.

Wherein, the support member includes a connecting block and a support plate. The support plate is located at the bottom of the fixing protrusion. The support plate is provided with the connecting block at one end close to the fixing protrusion. The connecting block is connected to the fixing protrusion. The fixing protrusion is detachably connected.

In the lightning protection structure of a high-voltage cabinet of the present invention, when the lightning arrester base is installed, the engaging member is penetrated through the slot, so that the end of the engaging member away from the arrester base is located in the fixed area. After the inside, rotate the fixing screw so that the fixing screw advances in the fixing area, so that the resisting block and the end of the engaging piece located in the fixing area resist, thereby completing The lightning arrester base is fixed using the above structure, and the fixing of the arrester base only needs to be rotated by rotating the fixing screw, making the installation more convenient.

Description of the drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description These are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without exerting creative efforts.

Figure 1 is a schematic structural diagram of the lightning protection structure of the high-voltage cabinet according to the first embodiment of the present invention.

Figure 2 is a schematic structural diagram of the fixing mechanism in the first embodiment of the present invention.

Figure 3 is a schematic structural diagram of the fixing mechanism in the second embodiment of the present invention.

101-Arrester column, 102-Arrester base, 103-Lightning rod connected to wire, 104-Installation strip, 105-Fixing boss, 106-Fixing clamp plate, 107-Fixing screw, 108-Fixing plate, 109-Installation feet, 110- Zinc oxide resistor, 111-power connection screw, 112-screw cone head, 113-power cord cone cap, 114-fixed area, 115-card slot, 116-clasp, 117-resistance block, 118- Connecting plate, 119-clamp plate, 120-rotating ring, 121-anti-slip pattern, 201-support piece, 202-connecting block, 203-support plate.

Detailed ways

The embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the drawings, in which the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the drawings are exemplary and intended to explain the present invention, but should not be understood as limiting the present invention.

First embodiment:

Please refer to Figures 1 and 2. Figure 1 is a schematic structural diagram of the lightning protection structure of the high-voltage cabinet in the first embodiment, and Figure 2 is a schematic structural diagram of the fixing mechanism in the first embodiment.

The utility model provides a lightning protection structure for a high-voltage cabinet: it includes an arrester column 101, an arrester base 102, a lightning rod connecting wire 103 and a fixing mechanism. The fixing mechanism includes a mounting bar 104, a fixing protrusion 105, a fixing clamp plate 106 and a fixing screw. 107. The fixed clamping plate 106 includes a fixing plate 108 and two mounting feet 109. The above solution solves the troublesome problem that the arrester base in the lightning protection structure of the existing high-voltage cabinet needs to be fixed in the cabinet through multiple fixing bolts when installing the arrester base. It is understandable that the above solution can be used in high-voltage cabinets. The structure of the lightning arrester of the cabinet.

For this specific embodiment, zinc oxide resistors 110 are evenly arranged on the outside of the arrester column 101, a power connection screw 111 is provided at the center of the top of the arrester column 101, and the arrester is provided on the bottom end of the arrester column 101. The base 102 has a screw cone head 112 provided at the top of the power connection screw 111. Both ends of the lightning rod connection wire 103 are nested with power cord cone caps 113. The power cord cone cap 113 is connected to the power cord cone cap 113. The screw conical head 112 matches. The power cord conical cap 113 and the screw conical head 112 are both configured in a conical structure, with a larger contact area, so that the lightning rod connecting wire 103 and the power connecting screw 111 The connection is more stable, and the installation of the power cord conical cap 113 makes the installation of the lightning rod connecting wire 103 faster and more convenient.

Wherein, the installation bar 104 is fixed inside the high-voltage cabinet through screws. The side of the installation bar 104 away from the inner wall of the high-voltage cabinet is provided with the fixing protrusion 105 and the fixing clamping plate 106. The fixing protrusion 105 Located above the fixed clamping plate 106, a fixing area 114 is formed between the fixed clamping plate 106 and the mounting bar 104. The fixing protrusion 105 is provided with a slot 115 through it. The arrester base 102 is provided with a The end of the engaging member 116 away from the arrester base 102 penetrates the slot 115 and extends to the inside of the fixing area 114. The fixing clamping plate 106 is provided with a threaded connection. The fixing screw 107 is provided with a resisting block 117 at one end of the fixing area 114. The mounting bar 104 is fixed inside the high voltage cabinet with screws. When the arrester base 102 is installed, the The engaging member 116 penetrates the engaging slot 115 so that the end of the engaging member 116 away from the arrester base 102 is located inside the fixing area 114 , and then the fixing screw 107 is rotated, so that the fixing screw 107 107 rotates in the fixed area 114, so that the resisting block 117 and the end of the engaging member 116 located in the fixed area 114 resist, thereby completing the fixing of the arrester base 102, using the above Structure, only need to rotate the fixing screw 107 to complete the fixing of the arrester base 102, making the installation more convenient.

Secondly, the fixing screw 107 is threadedly connected to the fixing plate 108. The mounting feet 109 are provided on both sides of the fixing plate 108. One end of the mounting feet 109 away from the fixing plate 108 is in contact with the fixing plate 108. The mounting bar 104 is detached and connected, and the mounting feet 109 are fixed on the mounting bar 104 with screws, thereby completing the installation of the fixed clamping plate 106 .

At the same time, the engaging member 116 includes a connecting plate 118 and a clamping plate 119. One end of the connecting plate 118 is fixedly connected to the arrester base 102, and the other end of the connecting plate 118 is fixedly connected to the clamping plate 119. The clamping plate 119 is parallel to the arrester base 102, the clamping plate 119 penetrates the clamping slot 115, and the pulling plate is fixedly connected to the connecting plate 118. When preparing the engaging piece 116, use Made of one-piece molding technology, the structure is stronger.

In addition, a rotating ring 120 is provided at one end of the fixing screw 107 away from the resisting block 117 . An anti-slip pattern 121 is provided on the outer wall of the rotating ring 120 . Through the rotation ring 120 and the anti-skid pattern 121 , The setting makes it more convenient when turning the threaded rod.

When using the lightning protection structure of a high-voltage cabinet in this embodiment, since the power cord conical cap 113 and the screw conical head 112 are both configured in a conical structure, the contact area is larger, so that the lightning rod is connected to the wire 103 The connection with the power connection screw 111 is more stable, and through the arrangement of the power cord conical cap 113, the installation of the lightning rod connection wire 103 is faster and more convenient, and when the lightning arrester base 102 is installed, the clamp is The coupling member 116 penetrates the clamping slot 115 so that the end of the coupling member 116 away from the arrester base 102 is located inside the fixing area 114, and then the fixing screw 107 is rotated so that the fixing screw 107 is at the desired position. The fixing area 114 is rotated inwards, so that the resisting block 117 and the end of the engaging member 116 located in the fixing area 114 resist, thereby completing the fixing of the arrester base 102. Using the above structure, only The fixing screw 107 needs to be rotated to complete the fixing of the arrester base 102, making the installation more convenient.

Second embodiment:

Based on the first embodiment, please refer to FIG. 3 , which is a schematic structural diagram of the fixing mechanism in the second embodiment.

The utility model provides a lightning protection structure of a high-voltage cabinet, which also includes a support member 201. The support member 201 includes a connection block 202 and a support plate 203.

For this specific embodiment, the support member 201 is provided on the fixing protrusion 105. The support member 201 is located on the side of the fixing protrusion 105 away from the mounting bar 104 and is located on the fixing protrusion 105. By arranging the support member 201 at the bottom of the fixing protrusion 105, the support member 201 is used to auxiliary support the arrester, so that the structure of the arrester fixed on the mounting bar 104 is more solid.

Wherein, the support plate 203 is located at the bottom of the fixing protrusion 105, and the connection block 202 is provided at one end of the support plate 203 close to the fixing protrusion 105. The connection block 202 is connected to the fixing protrusion 105. 105 to disassemble the connection, and use screws to fix the connecting block 202 to the bottom of the fixing protrusion 105 to complete the installation of the support member 201.

When using the lightning protection structure of a high-voltage cabinet in this embodiment, use screws to fix the connecting block 202 at the bottom of the fixing protrusion 105 to complete the installation of the support member 201. The support 201 is provided at the bottom of 105, and the support 201 is used to auxiliary support the arrester, so that the structure of the arrester fixed on the mounting bar 104 is more solid.

What is disclosed above is only a preferred embodiment of the present utility model. Of course, it cannot be used to limit the scope of rights of the present utility model. Those of ordinary skill in the art can understand all or part of the processes for implementing the above embodiments and implement them according to this disclosure. Equivalent changes made to the claims of a utility model still fall within the scope of the utility model.

Claims (6)

1. The lightning protection structure of the high-voltage cabinet comprises a lightning arrester column, a lightning arrester base and a lightning arrester wire, wherein zinc oxide resistor pieces are uniformly arranged on the outer side of the lightning arrester column, a power connection screw is arranged at the center of the top end of the lightning arrester column, the bottom end of the lightning arrester column is provided with the lightning arrester base, a screw conical head is arranged at the top end of the power connection screw, power wire conical caps are nested at two ends of the lightning arrester wire, the power wire conical caps are matched with the screw conical head,

the device also comprises a fixing mechanism;

the fixing mechanism comprises a mounting bar, fixing protrusions, a fixing clamping plate and a fixing screw, wherein the mounting bar is fixed inside the high-voltage cabinet through screws, one face of the mounting bar, which is far away from the inner wall of the high-voltage cabinet, is provided with the fixing protrusions and the fixing clamping plate, the fixing protrusions are located above the fixing clamping plate, a fixing area is formed between the fixing clamping plate and the mounting bar, the fixing protrusions penetrate through a clamping groove, a clamping piece is arranged on a lightning arrester base, the clamping piece is far away from one end of the lightning arrester base, penetrates through the clamping groove and extends to the inside of the fixing area, a threaded connection is arranged on the fixing clamping plate, and the fixing screw is located on one end of the fixing area, which is provided with a supporting block.

2. A lightning protection structure of a high-voltage cabinet according to claim 1, wherein,

the fixed cardboard includes fixed plate and two installation stabilizer blades, threaded connection has on the fixed plate fixing screw, the both sides of fixed plate all are provided with the installation stabilizer blade, the installation stabilizer blade keep away from the one end of fixed plate with the installation strip is dismantled and is connected.

3. A lightning protection structure of a high-voltage cabinet according to claim 1, wherein,

the clamping piece comprises a connecting plate and a clamping plate, one end of the connecting plate is fixedly connected with the lightning arrester base, the other end of the connecting plate is fixedly connected with the clamping plate, the clamping plate is parallel to the lightning arrester base, and the clamping plate penetrates through the clamping groove.

4. A lightning protection structure of a high-voltage cabinet according to claim 1, wherein,

the fixed screw is far away from one end of the supporting block is provided with a rotating ring, and the outer side wall of the rotating ring is provided with anti-skid patterns.

5. A lightning protection structure of a high-voltage cabinet according to claim 1, wherein,

the lightning protection structure of the high-voltage cabinet further comprises a supporting piece, the supporting piece is arranged on the fixing protrusion, the supporting piece is located on one face, away from the mounting strip, of the fixing protrusion, and the supporting piece is located at the bottom of the fixing protrusion.

6. A lightning protection structure of a high-voltage cabinet according to claim 5, wherein,

the support piece comprises a connecting block and a support plate, wherein the support plate is located at the bottom of the fixing protrusion, the support plate is close to one end of the fixing protrusion, which is provided with the connecting block, and the connecting block is detachably connected with the fixing protrusion.