A pressure equalizing ring with firm positioning

Abstract

The utility model relates to the field of equalizing pressure rings, and discloses a firmly positioned equalizing pressure ring, including an equalizing pressure ring body, a plurality of rectangular holes are provided in an annular array on the top of the equalizing pressure ring body, a circular hole is provided on the top of the equalizing pressure ring body, a plurality of abutting protrusions are provided in an annular array on the inner wall of the circular hole, two through holes are symmetrically provided on the outer wall of the equalizing pressure ring body, an annular hole is provided inside the equalizing pressure ring body, and the annular hole passes through a plurality of rectangular holes, and a heat-conducting ring is fixedly embedded in the annular hole. The utility model is simple to use, and a plurality of air holes and rectangular holes are provided on the equalizing pressure ring body to reduce the weight of the equalizing pressure ring body and increase the air permeability, thereby assisting the heat-conducting ring to accelerate the heat dissipation, and the abutting protrusions can abut against the outer wall of the arrester and allow two magnetic suction sheets to be adsorbed on the outer wall, thereby maintaining the position of the equalizing pressure ring body for positioning and fixing.

Description

Technical Field

[0001] The utility model relates to the field of pressure equalizing rings, in particular to a pressure equalizing ring with firm positioning. Background Art

[0002] Its main function is to prevent side lightning strikes. It is suitable for AC voltage. It can evenly distribute high voltage around the object to ensure that there is no potential difference between the various parts of the ring. It is suitable for AC voltage. It can evenly distribute high voltage around the object to ensure that there is no potential difference between the various parts of the ring, thereby achieving the effect of equalizing the pressure.

[0003] The utility model with the authorization announcement number: CN212485048U relates to the technical field of equalizing pressure rings, and discloses an assembled equalizing pressure ring, including a first equalizing pressure ring, the bottom of which is fixedly connected with a connecting plate 1, the back of which is fixedly installed with a first connecting main column, and the bottom of which is fixedly connected with a first clamping slot. The assembled equalizing pressure ring is connected by fixing the first clamping slot and the second clamping slot of the ring bodies of the first equalizing pressure ring, the second equalizing pressure ring and the third equalizing pressure ring, and the clamping blocks inside each clamping slot are clamped with the clamping slots at the upper and lower ends of the first connecting sub-column and the second connecting sub-column, and the first connecting main column and the second connecting main column are fixedly installed on the corresponding connecting plate 1 and the connecting plate 2 by bolts to form a whole, and it is not necessary for each connection port to be connected by bolts. Most of the clamping methods make it faster to assemble, and also avoid the phenomenon of occupying space and being easily damaged during transportation.

[0004] The pressure equalizing rings in the prior art all adopt a relatively dense design, and are relatively thick and heavy as a whole. If they are installed on the outer wall of the lightning arrester, it will cause excessive pressure, that is, when the lightning arrester is not load-bearing, the pressure equalizing ring will bend the lightning arrester. Therefore, technical personnel in this field provide a firmly positioned pressure equalizing ring to solve the problems raised in the above background technology. Utility Model Content

[0005] The purpose of the utility model is to provide a pressure equalizing ring with firm positioning to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a firmly positioned equalizing pressure ring, comprising a pressure equalizing ring body, a plurality of rectangular holes are opened through the top of the pressure equalizing ring body in an annular array, a circular hole is opened through the top of the pressure equalizing ring body, a plurality of interference protrusions are arranged in an annular array on the inner wall of the circular hole, and two through holes are symmetrically opened through the outer wall of the pressure equalizing ring body.

[0007] As a further solution of the utility model: an annular hole is opened through the interior of the equalizing ring body, and the annular hole passes through a plurality of rectangular holes, and a heat-conducting ring is fixedly embedded in the annular hole.

[0008] As a further solution of the utility model: two limiting screw holes are symmetrically provided on the top of the equalizing ring body, and fixing screws are installed in the inner threads of the limiting screw holes.

[0009] As a further solution of the utility model: two arc pads are symmetrically fixedly connected to the inner wall of the circular hole, and arc grooves are opened on opposite sides of the two arc pads, and magnetic suction sheets are fixedly embedded in the arc grooves.

[0010] As a further solution of the utility model: two through holes are also formed on the outer wall of the heat-conducting ring, and the plurality of through holes are all arranged in alignment.

[0011] As a further solution of the utility model: a plurality of air holes are provided through the annular array on the top of the pressure equalizing ring body, and the plurality of air holes are located between the plurality of rectangular holes.

[0012] As a further solution of the utility model: the main body of the pressure equalizing ring is made of aluminum, and the main body of the pressure equalizing ring is a porous ring structure.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The limiting screw holes on multiple equalizing ring bodies can be threadedly connected through a fixing screw, and the number of equalizing ring bodies connected to the fixing screw can be freely controlled for installation. The limiting screw holes on both sides can be assembled using the fixing screws. Multiple equalizing ring bodies can be sleeved on the lightning arrester, and the multiple interference protrusions on the inner wall of the circular hole can interfere with the outer wall of the lightning arrester to increase friction, and the magnetic suction plates installed on the multiple arc pads will be adsorbed with the metal outer wall of the lightning arrester, so that the multiple equalizing ring bodies are temporarily maintained within the original height range for positioning and fixing, and then the multiple through holes are screwed through and inserted into the lightning arrester, so that the equalizing ring bodies can be completely fixed.

[0015] The utility model is easy to use. A plurality of air holes and rectangular holes are provided on the main body of the pressure equalizing ring, which reduces the weight of the main body of the pressure equalizing ring and increases the air permeability, thereby assisting the heat conductive ring to accelerate the heat dissipation. The abutting protrusion can abut against the outer wall of the lightning arrester and allow the two magnetic suction plates to be adsorbed on the outer wall, thereby maintaining the position of the pressure equalizing ring main body for positioning and fixing. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is an overall three-dimensional schematic diagram of the utility model;

[0017] Figure 2It is a three-dimensional schematic diagram of the splitting of the utility model;

[0018] Figure 3 It is a three-dimensional schematic diagram of the heat conducting ring in the utility model;

[0019] Figure 4 It is a three-dimensional schematic diagram of the magnetic attraction sheet in the utility model.

[0020] In the figure: 1. Pressure equalizing ring body; 2. Air vent; 3. Heat-conducting ring; 4. Through hole; 5. Rectangular hole; 6. Resistance protrusion; 7. Arc pad; 8. Magnetic sheet; 9. Fixing screw; 10. Round hole; 11. Limiting screw hole; 12. Annular hole; 13. Arc groove. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] See also Figures 1 to 4 In an embodiment of the utility model, a firmly positioned equalizing pressure ring comprises a equalizing pressure ring body 1, a plurality of rectangular holes 5 are provided in an annular array on the top of the equalizing pressure ring body 1, a circular hole 10 is provided in the top of the equalizing pressure ring body 1, a plurality of abutment protrusions 6 are provided in an annular array on the inner wall of the circular hole 10, two through holes 4 are symmetrically provided on the outer wall of the equalizing pressure ring body 1, the limiting screw holes 11 on the plurality of equalizing pressure ring bodies 1 can be threadedly connected through a fixing screw 9, and the number of equalizing pressure ring bodies 1 connected to the fixing screw 9 can be freely controlled for installation, the limiting screw holes 11 on both sides can be assembled using the fixing screw 9, the plurality of equalizing pressure ring bodies 1 can be sleeved on the arrester, and the plurality of abutment protrusions 6 on the inner wall of the circular hole 10 can abut against the outer wall of the arrester to increase friction.

[0023] In this embodiment, an annular hole 12 is formed through the interior of the pressure equalizing ring body 1 , and the annular hole 12 passes through the plurality of rectangular holes 5 , and a heat conducting ring 3 is fixedly embedded in the annular hole 12 .

[0024] In this embodiment, two limiting screw holes 11 are symmetrically provided on the top of the pressure equalizing ring body 1 , and fixing screws 9 are installed in the inner threads of the limiting screw holes 11 .

[0025] In this embodiment, two arc pads 7 are symmetrically fixedly connected to the inner wall of the circular hole 10 , and arc grooves 13 are formed on opposite sides of the two arc pads 7 , and magnetic attraction sheets 8 are fixedly embedded in the arc grooves 13 .

[0026] In this embodiment, two through holes 4 are also formed on the outer wall of the heat conducting ring 3 , and the plurality of through holes 4 are aligned.

[0027] In this embodiment, a plurality of air holes 2 are provided through the top annular array of the equalizing ring body 1, and the plurality of air holes 2 are located between the plurality of rectangular holes 5. The plurality of through holes 4 are screwed through and inserted into the arrester, so that the equalizing ring body 1 can be completely fixed. A heat-conducting ring 3 is installed in the equalizing ring body 1 to assist in heat dissipation.

[0028] In this embodiment, the pressure equalizing ring body 1 is made of aluminum, and the pressure equalizing ring body 1 is a porous ring structure.

[0029] The working principle of the utility model is as follows: the limiting screw holes 11 on the multiple pressure-equalizing ring bodies 1 can be threadedly connected by a fixing screw 9, and the number of pressure-equalizing ring bodies 1 connected to the fixing screw 9 can be freely controlled and installed, and the limiting screw holes 11 on both sides can be assembled using the fixing screws 9, and the multiple pressure-equalizing ring bodies 1 can be sleeved on the lightning arrester, and the multiple interference protrusions 6 on the inner wall of the circular hole 10 can interfere with the outer wall of the lightning arrester to increase friction, and the magnetic suction plates 8 installed on the multiple arc pads 7 will be adsorbed with the metal outer wall of the lightning arrester, so that the multiple pressure-equalizing ring bodies 1 are temporarily maintained within the original height range for positioning and fixing, and then the multiple through holes 4 are penetrated by screws and inserted into the lightning arrester, so that the pressure-equalizing ring body 1 can be completely fixed, and a heat-conducting ring 3 is installed in the pressure-equalizing ring body 1 for auxiliary heat dissipation, and a plurality of air holes 2 and rectangular holes 5 are provided on the pressure-equalizing ring body 1, which not only reduces the overall weight of the pressure-equalizing ring body 1 but also increases the air permeability, which can accelerate heat dissipation.

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A firmly positioned pressure equalizing ring, comprising a pressure equalizing ring body (1), characterized in that: A plurality of rectangular holes (5) are provided in an annular array on the top of the pressure equalizing ring body (1), a circular hole (10) is provided in the top of the pressure equalizing ring body (1), a plurality of abutment protrusions (6) are provided in an annular array on the inner wall of the circular hole (10), and two through holes (4) are symmetrically provided on the outer wall of the pressure equalizing ring body (1).

2. A firmly positioned pressure equalizing ring according to claim 1, characterized in that: An annular hole (12) is provided through the interior of the pressure equalizing ring body (1), and the annular hole (12) passes through a plurality of rectangular holes (5), and a heat conducting ring (3) is fixedly embedded in the annular hole (12).

3. A firmly positioned pressure equalizing ring according to claim 1, characterized in that: Two limiting screw holes (11) are symmetrically provided on the top of the pressure equalizing ring body (1), and fixing screw rods (9) are installed through the internal threads of the limiting screw holes (11).

4. A firmly positioned pressure equalizing ring according to claim 1, characterized in that: Two arc-shaped pads (7) are symmetrically fixedly connected to the inner wall of the circular hole (10), and arc-shaped grooves (13) are provided on opposite sides of the two arc-shaped pads (7), and magnetic suction sheets (8) are fixedly embedded in the arc-shaped grooves (13).

5. A firmly positioned pressure equalizing ring according to claim 2, characterized in that: The outer wall of the heat-conducting ring (3) is also provided with two through holes (4), and the plurality of through holes (4) are all arranged in an aligned manner.

6. A firmly positioned pressure equalizing ring according to claim 1, characterized in that: A plurality of air holes (2) are provided in an annular array on the top of the pressure equalizing ring body (1), and the plurality of air holes (2) are located between the plurality of rectangular holes (5).

7. A firmly positioned pressure equalizing ring according to claim 1, characterized in that: The pressure equalizing ring body (1) is made of aluminum, and the pressure equalizing ring body (1) is a porous ring structure.

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