CN211579549U - Tubular bus connecting fitting for lightning arrester - Google Patents
Tubular bus connecting fitting for lightning arrester Download PDFInfo
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- CN211579549U CN211579549U CN201922340998.0U CN201922340998U CN211579549U CN 211579549 U CN211579549 U CN 211579549U CN 201922340998 U CN201922340998 U CN 201922340998U CN 211579549 U CN211579549 U CN 211579549U
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Abstract
The utility model relates to an electric wire netting gold utensil technical field especially relates to a female link fitting of pipe for arrester, including supporting body and current-carrying body, support the body and be equipped with the female gland of support base and pipe, the female gland of pipe forms the trepanning with supporting the base, and the current-carrying body passes through the current-carrying wire and is connected with the support base. The utility model has simple structure, saves installation space, reduces the use of moulds and reduces the manufacturing cost; the stress state of the tubular bus is improved by supporting the tubular bus on the base, wherein the tubular bus is movably sleeved in the sleeve hole, so that the tubular bus can move along the radial direction and the axial direction, the installation error between the lightning arrester and the tubular bus is favorably eliminated, and the installation and construction are convenient; in addition, the movable sleeve joint is arranged on the tubular bus of the support body, so that the acting force of the tubular bus on the support body can be eliminated, the stress state of the support body is improved, and the installation stability and safety factor of the support body are improved.
Description
Technical Field
The utility model relates to an electric wire netting gold utensil technical field especially relates to a female link fitting of pipe for arrester.
Background
At present, China has become a large direct current transmission country with the largest direct current projects, the largest capacity and the longest lines in the world. The converter station is an important component in a direct current transmission project, a direct current field in the converter station largely adopts a connection mode of a tubular bus and equipment, and the tubular bus connection hardware fitting for the lightning arrester is an important part for connecting the tubular bus of the direct current transformer substation with an equipment wiring board on the lightning arrester. At present, the connection mode of a tubular bus and a lightning arrester of a direct current transformer substation is as follows: after the direct-current transformer substation adopts the independent tubular bus support hardware fitting to install the tubular bus at the end of the direct-current transformer substation, the tubular bus is connected with the lightning arrester through the flexible conductor.
The existing connection mode mainly has the following problems: 1. the connection is realized by assembling and installing various hardware fittings such as a pipe bus support hardware fitting, a shielding ring, a pipe bus T-joint hardware fitting, an equipment wire clamp, a wire spacing rod and the like, and the hardware fittings are various in variety, high in production cost, complex in construction process, time-consuming and labor-consuming; 2. along with the increase of the number of the leads and the outer diameter of the leads, the dead weight, the icing weight and the horizontal wind power of the leads are greatly increased, the requirements on the mechanical strength and the anti-seismic performance of the T-shaped connecting hardware fittings of the tubular bus and the equipment wire clamp connected with the T-shaped connecting hardware fittings are high, and potential safety hazards exist in operation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a simplify the structure, help improving the efficiency of construction, reduce the female link fitting of pipe for arrester of installation cost and use risk.
In order to realize the above-mentioned purpose, the utility model provides a female link fitting of pipe for arrester, including the support body that is used for the stay tube generating line with be used for cup jointing the current-carrying body that is fixed in the pipe generating line, the support body is equipped with the support base and the female gland of pipe that are used for connecting the smoothing reactor, the female gland of pipe forms the trepanning that is used for activity to cup joint the pipe generating line with supporting the base, the current-carrying body passes through the current-carrying wire and is connected with the support base.
Optionally, the supporting base comprises a wiring board and a semi-annular support, the wiring board is parallel to the cross section of the supporting base in the axial direction of the vertical tubular busbar, the tubular busbar gland is a semi-annular gland, and the semi-annular support is in butt joint with the semi-annular gland to form the trepanning.
Optionally, threaded holes are formed in the semi-annular support and the semi-annular gland, and the semi-annular support and the semi-annular gland are fixedly connected with the threaded holes through bolts.
Optionally, the current-carrying body is an annular metal conductor, the annular metal conductor includes two semi-annular metal conductors, the two semi-annular metal conductors are butted to form a mounting hole fitted to the outer wall of the tubular bus, and the two semi-annular metal conductors are both provided with threaded holes and connected through bolts.
Optionally, the number of the current-carrying wires is two, and the two current-carrying wires are respectively connected to the two semicircular metal conductors.
Optionally, the current-carrying body and the support base are both provided with wire welding holes, and two ends of the current-carrying wire are respectively welded in the wire welding holes.
Optionally, the trepanning is an elliptical hole, and a minor axis diameter of the elliptical hole is larger than a diameter of the tubular bus.
Implement the utility model discloses an embodiment has following technological effect:
the utility model has simple structure, saves installation space, reduces the use of moulds and reduces the manufacturing cost; the stress state of the tubular bus is improved by supporting the tubular bus on the base, wherein the tubular bus is movably sleeved in the sleeve hole, so that the tubular bus can move along the radial direction and the axial direction, the installation error between the lightning arrester and the tubular bus is favorably eliminated, and the installation and construction are convenient; in addition, the movable sleeve joint is arranged on the tubular bus of the support body, so that the acting force of the tubular bus on the support body can be eliminated, the anti-seismic performance is improved, the stress state of the support body is improved, and the stability and safety factor of the installation of the support body are improved.
Drawings
FIG. 1 is a schematic view of the preferred embodiment of the present invention in connection with a tubular busbar;
FIG. 2 is a top view of a preferred embodiment of the present invention;
fig. 3 is a right side view of the preferred embodiment of the present invention;
FIG. 4 is a partial cross-sectional view of a preferred embodiment support base of the present invention;
FIG. 5 is a right side view of the preferred embodiment support base of the present invention;
fig. 6 is a cross-sectional view of a semi-annular metal conductor in accordance with a preferred embodiment of the present invention.
Description of reference numerals:
1. the support body, 11, support base, 111, wiring board, 112, semi-annular support, 12, tubular busbar gland, 13, trepanning, 2, current-carrying body, 21, semi-annular metallic conductor, 22, mounting hole, 3, current-carrying wire, 4, screw hole, 5, wire welding hole, 6, tubular busbar.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that the terms "center", "lateral", "upper", "inner", "outer", 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 and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In addition, the terms "first", "second", and the like are used in the present invention to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish the same type of information from each other. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.
Referring to fig. 1 to 6, the embodiment provides a tubular busbar connection fitting for a lightning arrester, including a support body 1 for supporting a tubular busbar 6 and a current-carrying body 2 for being sleeved and fixed on the tubular busbar 6, the support body 1 is provided with a support base 11 for connecting a smoothing reactor and a tubular busbar gland 12, the tubular busbar gland 12 and the support base 11 form a trepanning 13 for movably sleeving the tubular busbar 6, and the current-carrying body 2 is connected with the support base 11 through a current-carrying lead 3. The utility model has simple structure, saves installation space, reduces the use of moulds and reduces the manufacturing cost; the pipe bus 6 is supported by the supporting base 11, the stress state of the pipe bus 6 is improved, wherein the pipe bus 6 is movably sleeved in the sleeve hole 13, so that the pipe bus 6 can move along the radial direction and the axial direction, the installation error between the lightning arrester and the pipe bus is favorably eliminated, and the installation and construction are convenient; in addition, the movable sleeve joint is arranged on the tubular bus 6 of the support body 1, so that the acting force of the tubular bus 6 on the support body 1 can be eliminated, the anti-seismic performance is improved, the stress state of the support body 1 is improved, and the installation stability and the safety factor of the support body 1 are improved.
Specifically, trepanning 13 of this embodiment is the elliptical aperture, and the minor axis diameter in elliptical aperture is greater than the diameter of tubular bus 6, realizes tubular bus 6 along 6 axial of tubular bus and radial free activity at trepanning 13, improves the stress state who supports body 1, improves the factor of safety that the gold utensil used, and is convenient for help eliminating the installation error between arrester and the tubular bus, and the construction and installation of being convenient for improves the efficiency of construction.
Further, the support base 11 of this embodiment includes with the parallel wiring board 111 and the semi-annular support 112 in cross-section along the vertical pipe generating line 6 axis direction, the female gland 12 of pipe is the semi-annular gland, semi-annular support 112 forms trepanning 13 with the butt joint of semi-annular gland, it is concrete, threaded hole 4 has all been seted up on semi-annular support 112 and the semi-annular gland, semi-annular support 112 passes through the bolt with semi-annular gland and is connected fixedly with threaded hole 4, thereby can accomplish the installation through assembling semi-annular gland and semi-annular support 112, make things convenient for site personnel's construction operation, effectively improve the efficiency of gold utensil installation.
Further, current-carrying body 2 of this embodiment is annular metallic conductor, annular metallic conductor includes two semi-annular metallic conductor 21, two semi-annular metallic conductor 21 butt joints form the mounting hole 22 of laminating in the 6 outer walls of tub generating line, increase the area of contact with the 6 outer walls of tub generating line, thereby increase the static friction that current-carrying body 2 and tub generating line 6 are connected, improve the stability that current-carrying body 2 and tub generating line 6 are connected, two semi-annular metallic conductor 21 all set up threaded hole 4 and pass through bolted connection, the constructor of being convenient for carries out on-the-spot installation.
It can be understood that, in order to improve the stability of the connection between the tubular bus 6 and the smoothing reactor, the number of the current-carrying wires 3 is two, and the two current-carrying wires 3 are respectively connected to the two semi-annular metal conductors 21, so that the failure risk of the connection between the support body 1 and the current-carrying body 2 is reduced, and the reliability of the connection between the support body 1 and the current-carrying body 2 is improved.
Wherein, current-carrying body 2 and support base 11 have all been seted up wire welding hole 5, 3 both ends of current-carrying wire weld respectively in wire welding hole 5, on the one hand, conveniently weld when supporting base 11 and current-carrying body 2 in current-carrying wire 3, carry out fixed position welding through wire welding hole 5, improve the efficiency of solder flux and unified welded position, on the other hand, weld current-carrying wire 3 in wire welding hole 5, further improve the stability that current-carrying wire 3 is connected with current-carrying body 2 and support base 11 respectively.
It can be understood that the whole hardware fitting can be assembled and molded in a factory, the installation can be completed only by connecting the pipe nut gland 12 and the semi-annular support 112 through the bolts and connecting the two semi-annular metal conductors 21 through the bolts in the field construction, the installation is convenient, and the construction efficiency is effectively improved.
In order to avoid potential safety hazards existing in the ground distance due to the fact that the current-carrying lead 3 swings and deforms under the action of the wind pendulum, it can be understood that the current-carrying lead 3 with a small cross section and a short length is adopted, the potential safety hazards caused by the swing deformation of the current-carrying lead 3 under the action of the wind pendulum are avoided, and the use safety of the hardware is further improved.
In conclusion, the utility model has simple structure, saves installation space, reduces the use of moulds and reduces the manufacturing cost; the pipe bus 6 is supported by the supporting base 11, the stress state of the pipe bus 6 is improved, wherein the pipe bus 6 is movably sleeved in the sleeve hole 13, so that the pipe bus 6 can move along the radial direction and the axial direction, the installation error between the lightning arrester and the pipe bus is favorably eliminated, and the installation and construction are convenient; in addition, the movable sleeve joint is arranged on the tubular bus 6 of the support body 1, so that the acting force of the tubular bus 6 on the support body 1 can be eliminated, the stress state of the support body 1 is improved, and the installation stability and safety factor of the support body 1 are improved. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides a female link fitting of pipe for arrester which characterized in that, is including the support body that is used for the stay tube generating line and being used for cup jointing the current-carrying body that is fixed in the pipe generating line, the support body is equipped with the support base and the female gland of pipe that are used for connecting the smoothing reactor, the female gland of pipe forms the trepanning that is used for activity pipe-socketed generating line with the support base, the current-carrying body passes through the current-carrying wire and is connected with the support base.
2. The tubular busbar connection fitting for the arrester according to claim 1, wherein the support base includes a terminal plate parallel to a cross section in a direction perpendicular to an axis of the tubular busbar, and a semi-annular support, the tubular busbar gland is a semi-annular gland, and the semi-annular support is butted with the semi-annular gland to form the trepan boring.
3. The tubular busbar connecting fitting for the arrester according to claim 2, wherein the semi-annular support and the semi-annular gland are both provided with threaded holes, and the semi-annular support and the semi-annular gland are fixedly connected with the threaded holes through bolts.
4. The tubular busbar connecting fitting for the arrester according to claim 1, wherein the current-carrying body is an annular metal conductor, the annular metal conductor comprises two semi-annular metal conductors, the two semi-annular metal conductors are butted to form a mounting hole attached to the outer wall of the tubular busbar, and the two semi-annular metal conductors are both provided with threaded holes and connected through bolts.
5. The tubular busbar connecting fitting for the arrester according to claim 1, wherein the number of the current-carrying wires is two, and the two current-carrying wires are connected to the two semi-annular metal conductors, respectively.
6. The tubular busbar connecting fitting for the arrester according to claim 1, wherein the current-carrying body and the support base are both provided with wire welding holes, and both ends of the current-carrying wire are respectively welded to the wire welding holes.
7. The tubular busbar link fitting of claim 1, wherein the trepanning is an elliptical hole, and a minor axis diameter of the elliptical hole is larger than a diameter of the tubular busbar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922340998.0U CN211579549U (en) | 2019-12-23 | 2019-12-23 | Tubular bus connecting fitting for lightning arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922340998.0U CN211579549U (en) | 2019-12-23 | 2019-12-23 | Tubular bus connecting fitting for lightning arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211579549U true CN211579549U (en) | 2020-09-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922340998.0U Active CN211579549U (en) | 2019-12-23 | 2019-12-23 | Tubular bus connecting fitting for lightning arrester |
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| CN (1) | CN211579549U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113872133A (en) * | 2021-09-22 | 2021-12-31 | 平高集团有限公司 | Hardware fitting for connecting equipment and pipe bus |
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2019
- 2019-12-23 CN CN201922340998.0U patent/CN211579549U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113872133A (en) * | 2021-09-22 | 2021-12-31 | 平高集团有限公司 | Hardware fitting for connecting equipment and pipe bus |
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