CN210379452U - Grounding device for electric tower - Google Patents

Abstract

The utility model discloses a grounding device for an electric power tower, which belongs to the field of grounding devices and comprises a base, wherein the upper end of the base is fixedly connected with an electric power tower body, a connecting sleeve is sleeved on the electric power tower body, a fixing screw is connected between the connecting sleeve and the electric power tower body, a plurality of spacing holes which are uniformly distributed and matched with the fixing screw are cut on the electric power tower body, an inserting hole is cut at one end of the connecting sleeve away from the fixing screw, a grounding rod is inserted in the inserting hole and comprises a connecting part, a bearing part and a grounding part, a grounding hole matched with the grounding part is cut on the base, the connecting part is inserted in the inserting hole, a plurality of connecting contacts which are uniformly distributed are inserted on the inner wall of the inserting hole, a compression spring is connected between the connecting contacts and the inner wall of the inserting hole, the compression spring is sleeved on the connecting contacts, and the convenience in dismounting, the connection is compact, and the occupied space is saved.

Description

Grounding device for electric tower

Technical Field

The utility model relates to an earthing device field, more specifically say, relate to an earthing device for electric power tower.

Background

In the power grid engineering, grounding is an electric safety measure which is adopted for ensuring the normal work and personal safety of electrical equipment, and is realized by connecting with a grounding device, and commonly used grounding protection, work grounding, anti-static grounding, lightning grounding and the like are adopted.

The grounding device introduces leakage current, static current, lightning current and the like which are possibly generated on the power equipment into the ground, thereby avoiding human body electric shock and accidents such as fire, explosion and the like which possibly occur.

The grounding device is easy to damage and corrode due to long-term exposure to the outside, and most of the existing grounding devices are fixedly welded on the power tower and are inconvenient to disassemble and assemble, so that the grounding device is inconvenient to maintain after being damaged.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide an earthing device for electric power tower, it can realize making things convenient for the dismouting of earthed pole, connects compactly, saves occupation space.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A grounding device for an electric power tower comprises a base, wherein the upper end of the base is fixedly connected with an electric power tower body, a connecting sleeve is sleeved on the electric power tower body, a fixing screw is connected between the connecting sleeve and the electric power tower body, a plurality of limiting holes which are uniformly distributed and matched with the fixing screw are drilled in the electric power tower body, an inserting hole is drilled in one end, away from the fixing screw, of the connecting sleeve, a grounding rod is inserted in the inserting hole and comprises a connecting part, a bearing part and a grounding part, a grounding hole matched with the grounding part is drilled in the base, the connecting part is inserted in the inserting hole, a plurality of connecting contacts which are uniformly distributed are inserted in the inner wall of the inserting hole, a compression spring is connected between the connecting contacts and the inner wall of the inserting hole and sleeved on the connecting contacts, and clamping grooves matched with the connecting contacts are drilled in the electric power tower body and the connecting part, the connecting sleeve is connected with a pair of locking screws matched with the connecting part in a threaded manner, so that the grounding rod is convenient to disassemble and assemble, the connection is compact, and the occupied space is saved.

Furthermore, the locking screw and the fixing screw are sleeved with protective pads matched with the connecting sleeve, so that the locking screw and the fixing screw are prevented from loosening.

Furthermore, one end of the locking screw close to the grounding rod is fixedly connected with a rubber head, so that the locking screw is not easy to damage the grounding rod when pressing the grounding rod.

Furthermore, the one end of connecting contact is the hemisphere type, the other end of connecting contact is the disc, it has and connects contact one end assorted spherical groove to open the chisel on the base, it has and connects contact other end assorted bar groove to open the chisel on the connecting portion, makes things convenient for the adapter sleeve to be connected closely with base and earthed pole.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme makes things convenient for the dismouting of earthing rod, connects compactly, saves occupation space.

(2) And the locking screw and the fixing screw are sleeved with protective pads matched with the connecting sleeve, so that the locking screw and the fixing screw are prevented from loosening.

(3) One end fixedly connected with rubber head that locking screw is close to the earth connection pole makes the locking screw difficult to cause the injury to the earth connection pole when compressing tightly the earth connection pole.

(4) The one end of connecting contact is the hemisphere type, and the other end of connecting contact is the disc, and the base is gone up to chisel have with connecting contact one end assorted spherical groove, and the chisel has on the connecting portion with connecting contact other end assorted bar groove, makes things convenient for the adapter sleeve to be connected closely with base and earthed pole.

Drawings

Fig. 1 is a front perspective view of the present invention;

fig. 2 is a back perspective view of the present invention;

fig. 3 is a cross-sectional view of the present invention;

fig. 4 is a schematic structural diagram at a in fig. 3.

The reference numbers in the figures illustrate:

the power tower comprises a base 1, a power tower body 2, a connecting sleeve 3, a connecting contact 31, a compression spring 32, a grounding rod 4, a connecting part 401, a bearing part 402, a grounding part 403, a locking screw 5, a rubber head 51, a protection pad 6, a fixing screw 7 and a limiting hole 8.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1 of the drawings, a drawing, fig. 2 and fig. 4, a grounding device for electric power tower, which comprises a base 1, base 1's upper end fixedly connected with electric power tower body 2, adapter sleeve 3 has been cup jointed on electric power tower body 2, be connected with set screw 7 between adapter sleeve 3 and the electric power tower body 2, electric power tower body 2 goes up to cut a plurality of evenly distributed and with set screw 7 assorted spacing hole 8, adapter sleeve 3 keeps away from set screw 7's one end to cut a chisel and has the jack, it has earthing rod 4 to peg graft in the jack, threaded connection has a pair ofly and connecting portion 41 assorted locking screw 5 on adapter sleeve 3, all cup joint on locking screw 5 and set screw 7 with adapter sleeve 3 assorted protection pad 6, prevent locking screw 5 and set screw 7 not hard up, locking screw 5 is close to the one end fixedly connected with rubber head 51 of earthing rod 4, difficult when making locking screw 5 compress tightly earthing rod 4 cause the injury to earthing rod 4.

Referring to fig. 3 and 4, the grounding rod 4 includes a connection portion 41, a bearing portion 42 and a grounding portion 43, a grounding hole matched with the grounding portion 43 is formed in the base 1, the connection portion 41 is inserted into the jack, a plurality of connection contacts 31 uniformly distributed are inserted into the inner wall of the jack, a compression spring 32 is connected between the connection contacts 31 and the inner wall of the jack, the compression spring 32 is sleeved on the connection contacts 31, one end of each connection contact 31 is hemispherical, the other end of each connection contact 31 is disc-shaped, a spherical groove matched with one end of each connection contact 31 is formed in the base 1, a strip-shaped groove matched with the other end of each connection contact 31 is formed in the connection portion 41, the connection sleeve 3 is conveniently connected with the base 1 and the grounding rod 4 tightly, and clamping grooves matched with the connection contacts 31 are formed in the power tower body 2 and the connection portion 41.

The connecting part 41, the bearing part 42 and the grounding part 43 are integrated conductors with certain elasticity, the connecting part 41 and the bearing part 42 can be bent at an angle of 0-15 degrees, the grounding rod 4, the connecting contact 31 and the power tower body 2 are all conductors, and a passage is formed between the grounding rod 4 and the power tower body 2 through the connecting contact 31.

During the use, compress tightly connecting portion 41 through a pair of locking screw 5, make connecting portion 41 laminate with connecting contact 31 completely, make the draw-in groove on the connecting portion 41 of going into of the one end card of connecting contact 31, base 1 forms the route through the effect of a plurality of connecting contact 31 and earthed pole 4, with this ground connection of realization base 1, when earthed pole 4 needs to be changed, the user takes off locking screw 5 and set screw 7 earlier, then drags adapter sleeve 3 upward movement, make earthed pole 4 and adapter sleeve 3 separation, then extract earthing pole 4 from the wiring hole and can accomplish the dismantlement of earthed pole 4.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (4)

1. The utility model provides a grounding device for electric power tower, includes base (1), its characterized in that: the upper end of the base (1) is fixedly connected with an electric power tower body (2), the electric power tower body (2) is sleeved with a connecting sleeve (3), a fixing screw (7) is connected between the connecting sleeve (3) and the electric power tower body (2), a plurality of limiting holes (8) which are uniformly distributed and matched with the fixing screw (7) are drilled in the electric power tower body (2), an inserting hole is drilled in one end, far away from the fixing screw (7), of the connecting sleeve (3), a grounding rod (4) is inserted in the inserting hole, the grounding rod (4) comprises a connecting part (41), a bearing part (42) and a grounding part (43), a grounding hole matched with the grounding part (43) is drilled in the base (1), the connecting part (41) is inserted in the inserting hole, and a plurality of connecting contacts (31) which are uniformly distributed are inserted in the inner wall of the inserting hole, be connected with compression spring (32) between connection contact (31) and the jack inner wall, compression spring (32) cup joint on connection contact (31), all open on electric power tower body (2) and connecting portion (41) chisel have with connection contact (31) assorted draw-in groove, threaded connection has a pair of and connecting portion (41) assorted locking screw (5) on adapter sleeve (3).

2. The grounding device for the electric tower as claimed in claim 1, wherein: and the locking screw (5) and the fixing screw (7) are sleeved with a protective pad (6) matched with the connecting sleeve (3).

3. The grounding device for the electric tower as claimed in claim 1, wherein: one end of the locking screw (5) close to the grounding rod (4) is fixedly connected with a rubber head (51).

4. The grounding device for the electric tower as claimed in claim 1, wherein: the one end of connecting contact (31) is the hemisphere type, the other end of connecting contact (31) is the disc, base (1) go up cut have with connecting contact (31) one end assorted spherical groove, connecting portion (41) go up cut have with connecting contact (31) other end assorted bar groove.

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