CN211018199U - Short circuit prevention grounding device for distribution line - Google Patents
Short circuit prevention grounding device for distribution line Download PDFInfo
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- CN211018199U CN211018199U CN201922019720.3U CN201922019720U CN211018199U CN 211018199 U CN211018199 U CN 211018199U CN 201922019720 U CN201922019720 U CN 201922019720U CN 211018199 U CN211018199 U CN 211018199U
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- porcelain insulator
- distribution lines
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- grounding device
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- 230000002265 prevention Effects 0.000 title claims abstract description 13
- 229910052573 porcelain Inorganic materials 0.000 claims abstract description 51
- 239000012212 insulator Substances 0.000 claims abstract description 40
- 238000007789 sealing Methods 0.000 claims abstract description 28
- 239000011810 insulating material Substances 0.000 claims abstract description 7
- 230000001846 repelling effect Effects 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 3
- 235000005770 birds nest Nutrition 0.000 abstract description 4
- 238000002955 isolation Methods 0.000 abstract description 4
- 235000005765 wild carrot Nutrition 0.000 abstract description 4
- 244000000626 Daucus carota Species 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 241000607479 Yersinia pestis Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Abstract
The utility model discloses a short circuit prevention grounding device for a distribution line, which comprises a closed sleeve, a porcelain bottle body sheath connected at the lower end of the closed sleeve and wire sheaths fixedly connected at the two sides of the closed sleeve; the porcelain insulator body sheath is sleeved on a porcelain insulator of a cross arm of a distribution line, the lead sheath is sleeved on leads on two sides of the porcelain insulator, and the sealing sleeve is installed at the upper end of the porcelain insulator; the sealing sleeve, the lead sheath and the porcelain insulator sheath are all made of insulating materials. The utility model has reasonable structure and simple and convenient use; install on vase and wire, have fine insulating isolation safeguard function, can prevent effectively that bird's nest, pollution flashover, tree obstacle from to the harm that distribution lines brought, avoid distribution lines short circuit ground and the tripping operation problem that produces.
Description
Technical Field
The utility model relates to a safe technical field of electric wire netting fortune dimension, concretely relates to prevent short circuit earthing device for distribution lines.
Background
Electric power is an energy source using electric energy as power. The primary energy in the nature is converted into electric power by a mechanical energy device, and then the electric power is supplied to each user through power transmission, power transformation and power distribution. The transmission of electric energy, transformation, distribution and utilization of electricity together form the whole function of the electric power system. By transmitting electricity, power plants and load centers which are far apart (up to thousands of kilometers) are connected, so that the development and utilization of electric energy exceed the regional limit. Compared with the transmission of other energy sources (such as coal transmission, oil transmission and the like), the transmission of electricity has the advantages of small loss, high benefit, flexibility, convenience, easy regulation and control and less environmental pollution; the power transmission can also connect power plants at different places to realize peak-valley regulation. Transmission is an important embodiment of the superiority of electric energy utilization, and is an important energy artery in modern society.
The fault tripping of the existing power distribution line seriously affects the power supply reliability and the safe power utilization level of users, and the main reasons of line fault and power failure are grounding short circuit, protection action tripping, equipment fault and the like, wherein the short circuit and the grounding fault reach more than 52 percent. Wherein bird pest causes distribution lines short circuit tripping operation problem to be the leading cause, and bird nest not only uses the branch, has used a large amount of "reinforcing bar", iron wire moreover, has the wind and rains a bit, causes the frequent tripping operation of distribution lines, influences the normal transmission of electricity of distribution lines.
Therefore, it is desirable to provide a short circuit prevention grounding device for distribution lines that solves the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a prevent short circuit earthing device for distribution lines installs on vase and wire, has fine insulating isolation safeguard function, can effectively prevent the harm that nest, pollution flashover, tree barrier brought to distribution lines.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a short circuit prevention grounding device for a distribution line comprises a closed sleeve, a porcelain bottle body sheath connected to the lower end of the closed sleeve and lead sheaths fixedly connected to two sides of the closed sleeve;
the porcelain insulator body sheath is sleeved on a porcelain insulator of a cross arm of a distribution line, the lead sheath is sleeved on leads on two sides of the porcelain insulator, and the sealing sleeve is installed at the upper end of the porcelain insulator;
the sealing sleeve, the lead sheath and the porcelain insulator sheath are all made of insulating materials.
As a further improvement, the sealing sleeve is provided with a notch for stepping down on the side wall, and the wires on the two sides of the porcelain bottle are threaded in the notch for stepping down.
As a further improvement of the utility model, the wire sheath is made of an elastic plastic tube body, and an axial notch is formed in the axial direction of the elastic plastic tube body; the width of the axial slit is smaller than the diameter of the wire.
As a further improvement of the utility model, the outer end of the elastic plastic tube body is connected with the extension elastic plastic tube body through the connecting column.
As a further improvement of the utility model, the wire sheath adopts an elastic spiral rubber sheet which is sleeved on the wire in a surrounding way.
As a further improvement, be provided with the internal thread on the inside wall of closed sleeve, the upper end fixedly connected with threaded connection head of porcelain bottle body sheath, the threaded connection head outside be provided with internal thread assorted external screw thread.
As a further improvement, the top of the sealing sleeve is provided with a mounting groove, and the mounting groove is internally and fixedly provided with a bird repelling device positioned above the sealing sleeve.
As a further improvement of the utility model, the mounting groove is an inverted T-shaped groove.
As a further improvement of the utility model, the bird repelling device is a sonic bird repelling device, a photoelectric bird repelling device or a reflector bird repelling device.
As a further improvement, the reflective mirror drives the bird ware and includes that lower extreme fixed mounting is at the fixed stay bar of fixed stay bar upper end, rotates the connecting rod of connecting in the mounting groove and fix the mirror of putting at the connecting rod tip.
Compared with the prior art, the utility model discloses the beneficial effect who gains as follows:
the utility model has reasonable structure and simple and convenient use; install on vase and wire, have fine insulating isolation safeguard function, can prevent effectively that bird's nest, pollution flashover, tree obstacle from to the harm that distribution lines brought, avoid distribution lines short circuit ground and the tripping operation problem that produces.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a second embodiment of the present invention;
fig. 3 is a schematic bottom view of the first embodiment of the present invention;
fig. 4 is a schematic structural diagram of a third embodiment of the present invention;
FIG. 5 is a schematic view of the internal thread structure of the sealing sleeve of the present invention;
FIG. 6 is a schematic structural view of a threaded connector of the porcelain bottle body sheath of the present invention;
FIG. 7 is a schematic structural view of the installation groove of the present invention;
fig. 8 is a schematic structural diagram of a fourth embodiment of the present invention.
In the drawings, there is shown in the drawings,
11 sealing sleeves, 12 lead sheaths, 13 porcelain bottle body sheaths, 14 abdicating notches, 15 internal threads, 16 threaded connectors, 17 connecting columns, 18 mounting grooves, 19 fixing support rods, 20 transverse connecting rods, 21 reflectors and 22 axial notches.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.
Example one
As shown in fig. 1, 3, 5 and 6, an anti-short circuit grounding device for distribution lines comprises a closed sleeve 11, a porcelain insulator sheath 13 connected to the lower end of the closed sleeve 11, and a wire sheath 12 fixedly connected to both sides of the closed sleeve 11;
the porcelain insulator body sheath 13 is sleeved on a porcelain insulator of a cross arm of a distribution line, the lead sheath 12 is sleeved on leads on two sides of the porcelain insulator, and the sealing sleeve 11 is installed at the upper end of the porcelain insulator;
the sealing sleeve 11, the lead sheath 12 and the porcelain insulator sheath 13 are all made of insulating materials.
Furthermore, a yielding notch 14 is formed in the side wall of the sealing sleeve 11, and the wires on the two sides of the porcelain bottle penetrate through the yielding notch 14.
Further, the wire sheath 12 is made of an elastic plastic tube, and an axial notch 22 is axially formed in the elastic plastic tube; the width of the axial cut 22 is smaller than the diameter of the wire.
Further, be provided with internal thread 15 on the inside wall of closing sleeve 11, the upper end fixedly connected with threaded connection head 16 of vase body sheath 13, the threaded connection head 16 outside is provided with the external screw thread with internal thread 15 assorted.
Example two
As shown in fig. 2, 5 and 6, an anti-short circuit grounding device for distribution lines comprises a closed sleeve 11, a porcelain insulator sheath 13 connected to the lower end of the closed sleeve 11, and a wire sheath 12 fixedly connected to both sides of the closed sleeve 11;
the porcelain insulator body sheath 13 is sleeved on a porcelain insulator of a cross arm of a distribution line, the lead sheath 12 is sleeved on leads on two sides of the porcelain insulator, and the sealing sleeve 11 is installed at the upper end of the porcelain insulator;
the sealing sleeve 11, the lead sheath 12 and the porcelain insulator sheath 13 are all made of insulating materials.
Furthermore, a yielding notch 14 is formed in the side wall of the sealing sleeve 11, and the wires on the two sides of the porcelain bottle penetrate through the yielding notch 14.
Further, the wire sheath 12 is made of an elastic plastic tube, and an axial notch 22 is axially formed in the elastic plastic tube; the width of the axial cut 22 is smaller than the diameter of the wire.
Furthermore, the outer end of the elastic plastic pipe body is connected with the extension elastic plastic pipe body through a connecting column 17.
Further, be provided with internal thread 15 on the inside wall of closing sleeve 11, the upper end fixedly connected with threaded connection head 16 of vase body sheath 13, the threaded connection head 16 outside is provided with the external screw thread with internal thread 15 assorted.
EXAMPLE III
As shown in fig. 4, 5 and 6, an anti-short circuit grounding device for distribution lines comprises a closed sleeve 11, a porcelain insulator sheath 13 connected to the lower end of the closed sleeve 11, and a wire sheath 12 fixedly connected to both sides of the closed sleeve 11;
the porcelain insulator body sheath 13 is sleeved on a porcelain insulator of a cross arm of a distribution line, the lead sheath 12 is sleeved on leads on two sides of the porcelain insulator, and the sealing sleeve 11 is installed at the upper end of the porcelain insulator;
the sealing sleeve 11, the lead sheath 12 and the porcelain insulator sheath 13 are all made of insulating materials.
Furthermore, a yielding notch 14 is formed in the side wall of the sealing sleeve 11, and the wires on the two sides of the porcelain bottle penetrate through the yielding notch 14.
Further, the wire sheath 12 is made of an elastic plastic tube, and an axial notch 22 is axially formed in the elastic plastic tube; the width of the axial cut 22 is smaller than the diameter of the wire.
Furthermore, the outer end of the elastic plastic pipe body is connected with the extension elastic plastic pipe body through a connecting column 17.
Further, the wire sheath 12 is made of an elastic spiral film, and the elastic spiral film is sleeved on the wire in a surrounding manner.
Further, be provided with internal thread 15 on the inside wall of closing sleeve 11, the upper end fixedly connected with threaded connection head 16 of vase body sheath 13, the threaded connection head 16 outside is provided with the external screw thread with internal thread 15 assorted.
Example four
As shown in fig. 7 and 8, an anti-short circuit grounding device for distribution lines comprises a closed sleeve 11, a porcelain insulator sheath 13 connected to the lower end of the closed sleeve 11, and a wire sheath 12 fixedly connected to both sides of the closed sleeve 11;
the porcelain insulator body sheath 13 is sleeved on a porcelain insulator of a cross arm of a distribution line, the lead sheath 12 is sleeved on leads on two sides of the porcelain insulator, and the sealing sleeve 11 is installed at the upper end of the porcelain insulator;
the sealing sleeve 11, the lead sheath 12 and the porcelain insulator sheath 13 are all made of insulating materials.
Furthermore, a yielding notch 14 is formed in the side wall of the sealing sleeve 11, and the wires on the two sides of the porcelain bottle penetrate through the yielding notch 14.
Further, be provided with internal thread 15 on the inside wall of closing sleeve 11, the upper end fixedly connected with threaded connection head 16 of vase body sheath 13, the threaded connection head 16 outside is provided with the external screw thread with internal thread 15 assorted.
Further, a mounting groove 18 is formed in the top of the sealing sleeve 11, and a bird repelling device located above the sealing sleeve 11 is fixedly mounted in the mounting groove 18.
Further, the mounting groove 18 is an inverted T-shaped groove.
Furthermore, the bird repelling device is a sound wave bird repelling device, a photoelectric bird repelling device or a reflector bird repelling device.
Further, the reflective mirror bird repeller comprises a fixed support rod 19, a transverse connecting rod 20 and a light emitting mirror 21, wherein the lower end of the fixed support rod 19 is fixedly arranged in the installation groove 18, the transverse connecting rod 20 is rotatably connected to the upper end of the fixed support rod 19, and the light emitting mirror 21 is fixed at the end part of the transverse connecting rod 20.
The one to four devices are reasonable in structure and simple and convenient to use; install on vase and wire, have fine insulating isolation safeguard function, can prevent effectively that bird's nest, pollution flashover, tree obstacle from to the harm that distribution lines brought, avoid distribution lines short circuit ground and the tripping operation problem that produces.
The above examples represent preferred embodiments of the present invention, and the description is more detailed and specific, but not limited to the present invention; it is specifically noted that, for those skilled in the art or technicians, local improvements in the system and modifications, changes, etc. between subsystems are within the scope of the present invention without departing from the structure of the present invention.
Claims (10)
1. The utility model provides a prevent short circuit earthing device for distribution lines which characterized in that: comprises a closed sleeve (11), a porcelain insulator sheath (13) connected to the lower end of the closed sleeve (11) and lead sheaths (12) fixedly connected to the two sides of the closed sleeve (11);
the porcelain insulator body sheath (13) is sleeved on a porcelain insulator of a cross arm of a distribution line, the lead sheath (12) is sleeved on leads on two sides of the porcelain insulator, and the sealing sleeve (11) is installed at the upper end of the porcelain insulator;
the sealing sleeve (11), the lead sheath (12) and the porcelain insulator sheath (13) are all made of insulating materials.
2. The short-circuit prevention grounding device for distribution lines of claim 1, wherein: the side wall of the sealing sleeve (11) is provided with a yielding notch (14), and the leads on the two sides of the porcelain bottle penetrate through the yielding notch (14).
3. The short-circuit prevention grounding device for distribution lines of claim 2, wherein: the lead sheath (12) is an elastic plastic pipe body, and an axial notch (22) is formed in the axial direction of the elastic plastic pipe body; the width of the axial slit (22) is smaller than the diameter of the wire.
4. The short-circuit prevention grounding device for distribution lines of claim 3, wherein: the outer end of the elastic plastic pipe body is connected with the extension elastic plastic pipe body through a connecting column (17).
5. The short-circuit prevention grounding device for distribution lines of claim 2, wherein: the wire sheath (12) adopts an elastic spiral film which is sleeved on the wire in a surrounding way.
6. An anti-short-circuit grounding device for distribution lines according to any of claims 1-5, characterized in that: be provided with on the inside wall of closing sleeve (11) internal thread (15), the upper end fixedly connected with threaded connection head (16) of vase body sheath (13), the threaded connection head (16) outside is provided with the external screw thread with internal thread (15) assorted.
7. The short-circuit prevention grounding device for distribution lines of claim 6, wherein: the top of the sealing sleeve (11) is provided with a mounting groove (18), and a bird repelling device positioned above the sealing sleeve (11) is fixedly mounted in the mounting groove (18).
8. The short-circuit prevention grounding device for distribution lines of claim 7, wherein: the mounting groove (18) is an inverted T-shaped groove.
9. The short-circuit prevention grounding device for distribution lines of claim 8, wherein: the bird repelling device is a sound wave bird repelling device, a photoelectric bird repelling device or a reflector bird repelling device.
10. The short-circuit prevention grounding device for distribution lines of claim 9, wherein: the reflective mirror bird repeller comprises a fixed support rod (19) with the lower end fixedly installed in the installation groove (18), a transverse connecting rod (20) rotatably connected to the upper end of the fixed support rod (19), and a light emitting mirror (21) fixed at the end of the transverse connecting rod (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922019720.3U CN211018199U (en) | 2019-11-21 | 2019-11-21 | Short circuit prevention grounding device for distribution line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922019720.3U CN211018199U (en) | 2019-11-21 | 2019-11-21 | Short circuit prevention grounding device for distribution line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211018199U true CN211018199U (en) | 2020-07-14 |
Family
ID=71479210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922019720.3U Active CN211018199U (en) | 2019-11-21 | 2019-11-21 | Short circuit prevention grounding device for distribution line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211018199U (en) |
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2019
- 2019-11-21 CN CN201922019720.3U patent/CN211018199U/en active Active
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