CN217158671U

CN217158671U - Electric power grounding pile for electric power engineering

Info

Publication number: CN217158671U
Application number: CN202122654021.3U
Authority: CN
Inventors: 吴勇
Original assignee: Qingdao Hairuide Power Equipment Co ltd
Current assignee: Qingdao Hairuide Power Equipment Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-08-09
Anticipated expiration: 2031-11-02

Abstract

The utility model relates to the field of engineering tools, in particular to an electric power grounding pile for electric power engineering, which comprises a pile body, wherein the pile body comprises a shell, and a screwing-in piece is arranged inside the shell; positioning rods are arranged around the pile body, a connecting plate is fixedly connected to the periphery of the top of the pile body, and the other end of the connecting plate is sleeved with the positioning rods; the shell is internally provided with a mounting column, and the screw-in piece is connected with the mounting column through threads; the lower end of the shell is provided with a plurality of grooves along the periphery, telescopic rods are arranged in the grooves, and first elastic pieces are sleeved outside the telescopic rods; a first limiting block is fixedly connected to the inner wall of the groove close to the outer side of the shell, and a limiting plate is arranged on the telescopic rod; the groove is close to the inner wall of the inner side of the shell, and a second limiting block is fixedly connected to the inner wall of the groove. Therefore, the utility model discloses can guarantee that the installation of electric power ground stake is firm, avoid the manual support of manual to electric power ground stake, reduce installer injured's possibility, strengthen electric power ground stake grab the land fertility, make earthing device safer.

Description

Electric power grounding pile for electric power engineering

Technical Field

The utility model relates to an engineering apparatus field especially relates to an electric power ground connection stake that electric power engineering used.

Background

The grounding is an electric safety measure for ensuring the normal work and personal safety of electrical equipment, and is realized by connecting a metal wire with a grounding device, and the grounding device introduces leakage current, static charge, lightning current and the like possibly generated on the electrical equipment and other production equipment into the ground, so that the personal electric shock and possible accidents such as fire, explosion and the like are avoided.

The existing electric grounding device is generally a grounding pile made of metal, the grounding pile needs to be hammered into the ground by means of external force, but most grounding piles lack fixing devices during installation and often need manual support, so that the installation risk is increased, and the stability is poor; the existing electric power grounding pile is poor in ground grabbing force, and the installed grounding pile is easy to loosen in soil, so that potential safety hazards are generated.

How can guarantee that the installation of electric power ground connection stake is firm, avoid the manual work to support electric power ground connection stake, reduce installer injured possibility, strengthen electric power ground connection stake grab the land fertility, make earthing device safer, become a technical problem that needs to break through.

In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

To foretell defect, the utility model aims to provide an electric power ground stake that electric power engineering used, it can guarantee that the electric power ground stake installation is firm, avoids the manual support of manual to the electric power ground stake, reduces installer injured's possibility, strengthens electric power ground stake grab the land fertility, makes earthing device safer.

In order to achieve the above object, the utility model provides an electric power ground connection stake that electric power engineering used, including inserting the pile body on ground, the pile body includes the hollow shell of cylinder, the inside of shell is equipped with screw in spare.

The electric power grounding pile is characterized in that a plurality of positioning rods for fixing the electric power grounding pile are arranged around the pile body, a plurality of connecting plates corresponding to the positioning rods are fixedly connected to the periphery of the top of the pile body, and the positioning rods are sleeved at the other ends of the connecting plates in a sliding mode.

The center of the inside of the shell is provided with a mounting column, and the screwing piece is connected with the mounting column in a threaded manner; the shell lower extreme along the periphery be equipped with a plurality of to the inside sunken recess of shell, the inside telescopic link that is equipped with of recess, the outside cover of telescopic link is equipped with the assurance the smooth and easy first elastic component of telescopic link return stroke.

A first limiting block is fixedly connected to the inner wall of the groove close to the outer side of the shell, and a limiting plate is arranged on the telescopic rod; the groove is close to the inner wall of the inner side of the shell, and a second limiting block is fixedly connected to the groove.

According to the utility model discloses an electric power ground stake that electric power engineering used, shell lower extreme rigid coupling is used for breaking the conical head on installation ground.

According to the utility model discloses an electric power ground connection stake that electric power engineering used, screw in spare rotates to be connected the top of shell.

According to the utility model discloses an electric power ground connection stake that electric power engineering used, the top rigid coupling of locating lever prevents the shutoff piece of connecting plate roll-off, the bottom rigid coupling of locating lever inserts the head that inserts on ground.

According to the utility model discloses an electric power ground connection stake that electric power engineering used, the diameter of inserting the head is greater than the diameter of registration arm.

According to the utility model discloses an electric power ground connection stake that electric power engineering used, every second elastic component of rear end butt of telescopic link, the top rigid coupling of second elastic component the inner wall of shell.

According to the utility model discloses an electric power ground connection stake that electric power engineering used, first elastic component is the spring, the second elastic component is the spring leaf.

The utility model aims at providing an electric power ground pile for electric power engineering, including the pile body, through the cooperation of pile body and locating lever, guarantee that electric power ground pile installation is firm, avoid artifical manual support to electric power ground pile, reduce installer's possibility of injury; the screw-in piece inside the pile body is matched with the telescopic rod, so that the telescopic rod is inserted into soil around the bottom of the pile body, the ground grabbing force of the utility model is increased, and the device is stable; the first elastic piece and the second elastic piece guarantee that the return stroke of the telescopic rod is smooth, and impact and friction between the screw-in piece and the telescopic rod are relieved. To sum up, the beneficial effects of the utility model are that: guarantee that electric power ground stake installation is firm, avoid the manual support of manual work to electric power ground stake, reduce installer injured possibility, strengthen electric power ground stake grab the land fertility, make earthing device safer.

Drawings

FIG. 1 is a view of the structure of the present invention;

FIG. 2 is a structural diagram of the interior of the pile body;

FIG. 3 is a view showing a structure of part A of FIG. 2;

in the figure: 1-pile body, 11-shell, 12-conical head, 13-mounting column, 14-groove, 141-first limiting block, 142-second limiting block, 2-screwing-in piece, 3-telescopic rod, 31-limiting plate, 4-first elastic piece, 5-second elastic piece, 6-positioning rod, 61-blocking block, 62-insertion head and 7-connecting plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, the utility model provides an electric power grounding pile for electric power engineering, which comprises a pile body 1 inserted into the ground, wherein the pile body 1 comprises a cylindrical hollow shell 11 at the upper part, and the lower end of the shell 11 is fixedly connected with a conical head 12 for breaking the installation ground; the screw-in piece 2 is arranged in the shell 11, the screw-in piece 2 penetrates through the top of the shell 11 and is screwed into the shell 11, and the screw-in piece 2 is rotatably connected with the top of the shell 11; a plurality of positioning rods 6 for fixing the electric power grounding pile are arranged around the pile body 1, and the straight line distances from the positioning rods 6 to the pile body 1 are equal; the periphery of the top of the pile body 1 is fixedly connected with a plurality of connecting plates 7 corresponding to the positioning rods 6, the other ends of the connecting plates 7 are sleeved with the positioning rods 6, and the connecting plates 7 are slidably sleeved with one ends of the positioning rods 6 and can slide up and down on the positioning rods 6; the top rigid coupling of locating lever 6 prevents the shutoff piece 61 of connecting plate 7 roll-off, the bottom rigid coupling of locating lever 6 inserts the insertion head 62 on ground, the diameter of insertion head 62 is greater than the diameter of locating lever 6, and when connecting plate 7 gliding to when inserting head 62 top, connecting plate 7 just can block at the insertion head 62 top, so locating lever 6 both can make electric power ground stake firm, can also prevent that pile body 1 from inserting ground too deeply, make the depth that pile body 1 inserted ground fixed.

Preferably, the positioning rods 6 are four, and the positioning rods 6 are uniformly distributed along the circumference of the pile body 1, so that the electric power grounding pile is stable, and materials are saved.

Inserting an insertion head 62 of a positioning rod 6 into the ground of a pre-installed electric power grounding pile, hammering a screwing-in piece 2 at the top of a pile body 1 to gradually insert the pile body 1 into the ground, simultaneously driving a connecting plate 7 to move downwards together by the pile body 1, and stopping when the connecting plate 7 moves downwards to the top of the insertion head 62.

Referring to fig. 2, a mounting post 13 is arranged at the center inside the housing 11, an external thread is arranged on the outer periphery of the mounting post 13, a hole capable of accommodating the mounting post 13 is arranged inside the screwing piece 2, and an internal thread matched with the external thread is arranged on the inner periphery of the hole; a plurality of grooves 14 which are sunken into the outer shell 11 are formed in the periphery of the lower end of the outer shell 11, telescopic rods 3 which can extend out of the outer shell 11 or retract into the outer shell 11 are arranged in the grooves 14, and first elastic pieces 4 which can ensure smooth return of the telescopic rods 3 are sleeved outside the telescopic rods 3; the rear end of each telescopic rod 3 is abutted to a second elastic piece 5, the top end of each second elastic piece 5 is fixedly connected with the inner wall of the shell 11, and the second elastic pieces 5 can relieve impact and friction between the screwing piece 2 and the telescopic rods 3.

In the present invention, the first elastic member 4 is a spring, and the second elastic member 5 is a spring leaf.

After pile body 1 is accomplished in the subaerial installation, rotate screw in piece 2, inside screw in piece 2 screw in shell 11, when screw in piece 2 moves down to the farthest distance on erection column 13, can make telescopic link 3 stretch out the farthest distance just, borrow this, in telescopic link 3 that a plurality of roots stretch out inserted the soil around pile body 1 bottom, increase the utility model discloses a grab the land fertility, make the device firm.

Referring to fig. 3, a first limit block 141 is fixedly connected to the inner walls of the upper and lower ends of the groove 14 near the outer side of the housing 11, and a limit plate 31 is arranged on the telescopic rod 3 to prevent the telescopic rod 3 from completely extending out of the housing 11; the inner walls of the upper and lower ends of the groove 14 near one side of the inside of the housing 11 are fixedly connected with a second limiting block 142, so as to prevent the telescopic rod 3 from retracting too far into the housing 11 to separate from the groove 14.

Insert ground with the insert head 62 of locating lever 6, the screw in spare 2 at 1 top of hammering pile body makes pile body 1 insert ground gradually, stops when connecting plate 7 moves down to insert head 62 top, rotates screw in spare 2, inside 2 screw in shells 11 of screw in spare, revolves screw in spare 2 to the farthest distance, so far, the utility model discloses the installation is accomplished.

The utility model provides an electric power grounding pile for electric power engineering, which comprises a pile body, wherein the pile body is matched with a positioning rod, so that the electric power grounding pile is stably installed, manual support of the electric power grounding pile by manpower is avoided, and the possibility of injury of installation personnel is reduced; the screw-in piece inside the pile body is matched with the telescopic rod, so that the telescopic rod is inserted into soil around the bottom of the pile body, the ground gripping force of the utility model is increased, and the device is stable; the first elastic piece and the second elastic piece guarantee that the return stroke of the telescopic rod is smooth, and impact and friction between the screw-in piece and the telescopic rod are relieved. To sum up, the beneficial effects of the utility model are that: guarantee that electric power ground stake installation is firm, avoid the manual support of manual work to electric power ground stake, reduce installer injured possibility, strengthen electric power ground stake grab the land fertility, make earthing device safer.

Naturally, the present invention can be embodied in many other forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be made by one skilled in the art without departing from the spirit or essential attributes thereof, and it is intended that all such changes and modifications be considered as within the scope of the appended claims.

Claims

1. An electric power grounding pile for electric power engineering is characterized by comprising a pile body inserted into the ground, wherein the pile body comprises a cylindrical hollow shell, and a screwing piece is arranged inside the shell;

a plurality of positioning rods for fixing the electric power grounding pile are arranged around the pile body, a plurality of connecting plates corresponding to the positioning rods are fixedly connected to the periphery of the top of the pile body, and the other ends of the connecting plates are slidably sleeved with the positioning rods;

the center of the inside of the shell is provided with a mounting column, and the screwing piece is connected with the mounting column in a threaded manner; the lower end of the shell is provided with a plurality of grooves which are sunken towards the inside of the shell along the periphery, telescopic rods are arranged in the grooves, and first elastic pieces which ensure smooth return of the telescopic rods are sleeved outside the telescopic rods;

2. An electric grounding pile for electric power engineering as claimed in claim 1, wherein the lower end of the housing is fixedly connected with a conical head for breaking the installation ground.

3. An electric grounding pile for electric power engineering as claimed in claim 1, wherein the screw member is rotatably connected to the top of the housing.

4. The electric power grounding pile for electric power engineering according to claim 1, wherein a blocking block for preventing the connecting plate from slipping out is fixedly connected to the top end of the positioning rod, and an insertion head for inserting into the ground is fixedly connected to the bottom end of the positioning rod.

5. An electric power grounding pile for electric power engineering as claimed in claim 4, wherein the diameter of the insertion head is larger than the diameter of the positioning rod.

6. The electric power grounding pile for electric power engineering of claim 1, wherein the rear end of each telescopic rod abuts against a second elastic member, and the top end of the second elastic member is fixedly connected to the inner wall of the housing.

7. An electric grounding pile for electric power engineering as claimed in claim 6, wherein the first elastic member is a spring and the second elastic member is a spring leaf.