CN210156567U - A earthing device and 10kV iron tower of being qualified for next round of competitions for 10kV iron tower of being qualified for next round of competitions - Google Patents
A earthing device and 10kV iron tower of being qualified for next round of competitions for 10kV iron tower of being qualified for next round of competitions Download PDFInfo
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- CN210156567U CN210156567U CN201921345756.4U CN201921345756U CN210156567U CN 210156567 U CN210156567 U CN 210156567U CN 201921345756 U CN201921345756 U CN 201921345756U CN 210156567 U CN210156567 U CN 210156567U
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Abstract
The utility model discloses a grounding device and 10kV iron tower of being qualified for next round of competitions for 10kV iron tower aim at providing one kind and can improve grounding efficiency be used for 10kV iron tower of being qualified for the next round of competitions's grounding device and 10kV iron tower of being qualified for the next round of competitions. The grounding device comprises a post insulator and an insulated wire; one end of the post insulator is fixedly provided with a mounting seat, and the other end of the post insulator is fixedly provided with a grounding pile head; the grounding pile head comprises a cylindrical section fixedly connected with the post insulator and a ball head arranged at the end part of the cylindrical section; a plurality of bolts connected with the tower body are arranged on the mounting seat; a detachable protective sleeve is sleeved on the grounding pile head; one end of the insulated wire is connected with the cylindrical section of the grounding pile head. The utility model is suitable for a 10kV is qualified for the next round of competitions transformer substation of iron tower, the application is wider, the prospect is better.
Description
Technical Field
The utility model belongs to the technical field of the power equipment technique and specifically relates to a grounding device and 10kV iron tower of being qualified for the next round of competitions that is used for 10kV to go out iron tower.
Background
The "power safety regulations" stipulate that technical measures for grounding each side of the maintenance equipment are required to be taken in order to prevent a person from getting an electric shock due to a sudden call before the regular maintenance or troubleshooting of the power system equipment. At present, two methods mainly exist for grounding equipment in a power system during maintenance, including grounding by closing a grounding switch and grounding by installing a temporary grounding wire, wherein the configuration rate of the grounding switch of power equipment of 35kV or below is very low, and the configuration rate accounts for about 30%. Therefore, for the maintenance of electric equipment with the voltage of 35kV or below, an operator can only install a grounding wire, and the maintenance is very common in a 10kV system. When the 10kV outgoing line is grounded, an operator needs to wear a safety hook, bear a ground wire and hold an electroscope, climb the top of the iron tower with a height of about five meters to reliably fix the conductor end of the ground wire with power equipment, and the process of fixing the conductor end of the ground wire needs to screw a clamp bolt of the conductor end of the ground wire after selecting a proper ground point on the equipment. This operation is very inconvenient and time and labor consuming. In addition, the aging of the transformer operation teams and groups is serious, and the operation mode has high falling risk and extremely high risk. Along with joining in marriage net user number and increasing gradually, join in marriage net trouble power failure and overhaul the probability and also increase gradually, the probability that 10kV circuit has a power failure also is more and more high, consequently urgently needs a earthing device that ground connection is swift and safe.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an aim at overcoming the not enough of prior art existence, provide a convenient operation and quick be used for 10kV to be qualified for the next round of competitions earthing device of iron tower and 10kV to be qualified for the next round of competitions the iron tower.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
a grounding device for a 10kV outgoing line iron tower is fixedly connected with a tower body of the outgoing line iron tower when in use; comprises a post insulator and an insulated wire; one end of the post insulator is fixedly provided with a mounting seat, and the other end of the post insulator is fixedly provided with a grounding pile head; the grounding pile head comprises a cylindrical section fixedly connected with the post insulator and a ball head arranged at the end part of the cylindrical section; a plurality of bolts connected with the tower body are arranged on the mounting seat; a detachable protective sleeve is sleeved on the grounding pile head; one end of the insulated wire is connected with the cylindrical section of the grounding pile head.
Preferably, the ground pile further comprises a smart charge indicator electrically connected with the ground pile head.
Preferably, a connecting plate connected with the insulated conducting wire is arranged on the cylindrical section of the grounding pile head, and the connecting plate comprises a seat body part sleeved with the cylindrical section of the grounding pile head and a wiring part which is integrated with the seat body part and provided with a connecting hole.
Preferably, the grounding pile head is provided with insulating paint on the head.
Preferably, the protective sleeve is a rubber sheath.
A10 kV outgoing line iron tower comprises the grounding device.
Compared with the prior art, the utility model has the advantages of as follows:
1. the utility model enables the operators to mount and dismount the grounding wire without climbing the iron tower, thereby improving unreasonable man-machine efficiency, reducing the physical consumption of the operators and eliminating the high falling risk of the operators;
2. the utility model can greatly reduce the operation time of the ground wire disassembly and assembly, shorten the power failure time and continuously improve the customer service satisfaction;
3. the utility model discloses can popularize and be applied to all 10kV and be qualified for the next round of competitions the transformer substation of iron tower, the application is wider, the prospect is better.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the middle grounding device of the present invention, in which some components are omitted.
Fig. 2 is the structure schematic diagram of the middle 10kV outgoing line iron tower of the present invention, in which some components are omitted.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention. In the following description, for the sake of clarity of illustrating the structure and operation of the present invention, reference will be made to the accompanying drawings by means of directional terms, but the terms "front", "rear", "left", "right", "up", "down", etc. should be construed as convenient terms and not as limitative terms.
Example 1
Fig. 1 shows a grounding device for a 10kV outgoing line iron tower, which is fixedly connected with a tower body 10 of the outgoing line iron tower when in use; comprises a post insulator 1 and an insulated wire 2; one end of the post insulator 1 is fixedly provided with an installation seat 3, and the other end of the post insulator 1 is fixedly provided with a grounding pile head 4; the grounding pile head 4 comprises a cylindrical section 41 fixedly connected with the post insulator 1 and a ball head 42 arranged at the end part of the cylindrical section 41; a plurality of bolts 5 connected with the tower body 10 are arranged on the mounting seat 3; a detachable protective sleeve (not shown in the figure) is sleeved on the grounding pile head 4; one end of the insulated conductor 2 is connected with the cylindrical section 41 of the grounding pile head 4.
As a further improvement, it also includes a smart charge indicator (not shown in the figure) electrically connected with the ground pile head 4, which can improve the safety of the operation and the efficiency of the operation; avoided operating personnel to carry the electroscope and repeatedly tested the electric operation, and can't learn the potential safety hazard that the electrified condition of ground connection pile head 4 exists often. Obviously, the intelligent charged indicator can also not be arranged.
In this embodiment, a connecting plate 6 connected to the insulated wire 2 is disposed on the cylindrical section 41 of the ground stud 4, and the connecting plate 6 includes a seat portion 61 sleeved with the cylindrical section 41 of the ground stud 4, and a wire connecting portion 62 integrated with the seat portion 61 and having a connecting hole, and a screw for connecting the insulated wire is disposed on the connecting hole. It will be apparent that other conventional wire connections may be used.
As a further improvement, the grounding pile head 4 is provided with an insulating paint (not shown in the figure), and the paint surface should be smooth to prevent point discharge, thereby further improving the safety of operation.
In this embodiment, the protective sleeve is made of a rubber sheath, and obviously, other types of sheaths such as plastic can be used, so that the safety is improved.
When the grounding device is installed, the grounding device is installed at a certain height of the tower body 10 (the height takes into account two factors of safe distance to the ground and convenience for standing on the ground to install and remove a grounding wire, preferably 2.7 meters), a bolt 5 of the grounding device is connected with the tower body 10, and a metal grounding pile head 4 is insulated from the tower body 10 through a post insulator 1; two ends of the insulated conducting wire 2 are respectively connected with the grounding pile head 4 and the tower body 10 through lines, so that the installation height of the grounding wire is effectively reduced. The utility model discloses effectively solve operating personnel and need ascend a height and install this difficult problem of earth connection for operating personnel need not bear a burden the climbing iron tower and install the earth connection, does and eliminates the high personal safety risk that weighs down, has improved unreasonable man-machine efficiency, effectively shortens ground connection operating time.
The utility model discloses in should satisfy following requirement:
(1) the grounding pile head 4 is formed by combining a metal ball (ball head 42) and a metal cylinder (cylindrical section 41), and the grounding pile head 4 of the ball-column combination is fixed on the tower body 10 by an insulator (10 kV) with higher mechanical strength;
(2) the column part of the grounding pile head 4 has enough mechanical strength, the wire diameter is equivalent to that of a 10kV wire, and the inner diameter of the 10kV bolt 5-type wiring clamp cannot be exceeded; the diameter of the sphere is larger than the inner diameter of the wire clamp of the bolt 5, so that the wire clamp is prevented from sliding off;
(3) the height of the electrified part of the grounding pile head 4 is required to meet the related safety distance requirement.
Example 2
The 10kV outgoing line iron tower shown in fig. 2 comprises the grounding device as described above.
In this embodiment, ground connection pile head 4 mounted position is about 2.7 meters apart from ground to wrap up with the better insulating sheath of insulating properties, satisfied ground (people) and alternate safe distance, ground connection height reduces and has also avoided personnel to ascend a height the operation simultaneously. The grounding pile head 4 adopts the combination of the metal ball columns, provides a standard and uniform grounding point, and ensures convenient operation no matter the spring bayonet and the bolt 5 are adopted to buckle the grounding wire clamp.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A grounding device for a 10kV outgoing line iron tower is fixedly connected with a tower body of the outgoing line iron tower when in use; comprises a post insulator and an insulated wire; the method is characterized in that: one end of the post insulator is fixedly provided with a mounting seat, and the other end of the post insulator is fixedly provided with a grounding pile head; the grounding pile head comprises a cylindrical section fixedly connected with the post insulator and a ball head arranged at the end part of the cylindrical section; a plurality of bolts connected with the tower body are arranged on the mounting seat; a detachable protective sleeve is sleeved on the grounding pile head; one end of the insulated wire is connected with the cylindrical section of the grounding pile head.
2. The grounding device for the 10kV outgoing line iron tower according to claim 1, characterized in that: it also includes intelligent charge indicator electrically connected with the grounding pile head.
3. The grounding device for the 10kV outgoing line iron tower according to claim 1, characterized in that: the connecting plate comprises a seat body part sleeved with the cylindrical section of the grounding pile head and a wiring part which is integrated with the seat body part and provided with a connecting hole.
4. The grounding device for the 10kV outgoing line iron tower according to claim 1, characterized in that: and insulating paint is arranged on the head of the grounding pile head.
5. The grounding device for the 10kV outgoing line iron tower according to claim 1, characterized in that: the protective sleeve is a rubber protective sleeve.
6. A 10kV outgoing line tower, characterized by comprising the grounding device according to any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921345756.4U CN210156567U (en) | 2019-08-19 | 2019-08-19 | A earthing device and 10kV iron tower of being qualified for next round of competitions for 10kV iron tower of being qualified for next round of competitions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921345756.4U CN210156567U (en) | 2019-08-19 | 2019-08-19 | A earthing device and 10kV iron tower of being qualified for next round of competitions for 10kV iron tower of being qualified for next round of competitions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210156567U true CN210156567U (en) | 2020-03-17 |
Family
ID=69767028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921345756.4U Active CN210156567U (en) | 2019-08-19 | 2019-08-19 | A earthing device and 10kV iron tower of being qualified for next round of competitions for 10kV iron tower of being qualified for next round of competitions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210156567U (en) |
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2019
- 2019-08-19 CN CN201921345756.4U patent/CN210156567U/en active Active
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