CN211981437U - Intensive insulation bus duct without splicer - Google Patents
Intensive insulation bus duct without splicer Download PDFInfo
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- CN211981437U CN211981437U CN201922316098.2U CN201922316098U CN211981437U CN 211981437 U CN211981437 U CN 211981437U CN 201922316098 U CN201922316098 U CN 201922316098U CN 211981437 U CN211981437 U CN 211981437U
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Abstract
According to the intensive insulation bus duct without the splicer, the staggered bending structures at the two ends of the multiphase phase conductors of the phase conductor group are arranged at intervals of long length and short length, so that the two ends of the phase conductor group respectively form a fish-fork-shaped structure, the end part of the fish-fork-shaped structure formed by the staggered bending of the phase conductor group of each bus section is mutually matched, inserted and fixedly connected with the phase conductor group of the adjacent bus section, the mechanical connection strength and the electrical connection performance can be simultaneously ensured, the splicer does not need to be additionally arranged, the structure is simple and compact, the number of parts is small, the occupied space is small, the size is small, the weight is light, the installation and connection operation is convenient, the resin pouring process is simplified, the consumption of raw.
Description
Technical Field
The invention relates to a splicer-free intensive insulation bus duct.
Background
A bus trunk system in power transmission and distribution products in the power industry is generally formed by combining a plurality of straight line sections and elbow bus duct products, and each section of bus duct product needs to be connected and conducted through a connector, so that not only is the mechanical connection strength ensured, but also the electrical connection performance is ensured, therefore, the traditional bus duct product has the defects of complex joint part structure, more parts, fussy assembly and connection, large and heavy volume, more occupied space and inconvenient installation and connection operation; particularly, the connector is required to be specially positioned when the resin pouring bus is poured, the process is complicated, the raw material consumption is high, and the cost investment is high.
Disclosure of Invention
The invention aims to solve the technical problem of providing a dense insulating bus duct which has simple and compact structure, small number of parts, small occupied space, small volume, light weight, convenient installation and connection operation and no splicer.
The invention relates to a connector-free intensive insulation bus duct, which comprises a phase conductor set, wherein the phase conductor set is formed by closely contacting and combining multiphase phase conductors, and is characterized in that: the multi-phase line conductors of the phase line conductor group are respectively a linear first phase line conductor positioned in the center position, and a plurality of pairs of phase line conductors of a second phase line conductor and a third phase line conductor … … which are symmetrically arranged on two sides of the linear conductor and sequentially arranged from inside to outside, and the two ends of the nth phase line conductor of the second phase line conductor and the third phase line conductor … … are respectively provided with staggered bending structures which sequentially diffuse from inside to outside, and the staggered bending structures at the two ends of the nth phase line conductor of the first phase line conductor, the second phase line conductor and the third phase line conductor … … are arranged at intervals in a long-short mode, so that the two ends of the phase line conductor group respectively form a fish-fork structure, and the fish-fork structure of each phase line conductor group is mutually matched and fixedly connected with the fish-fork structure of the adjacent phase line; one end of each phase conductor is a long end, the other end of each phase conductor is a short end, the long end of each phase conductor group can be directly and fixedly connected and conducted with the short end of the phase conductor at the corresponding position of the adjacent phase conductor group, and the short end of each phase conductor group can be directly and fixedly connected and conducted with the long end of the phase conductor at the corresponding position of the adjacent linear conductor group;
one end of each phase line conductor is provided with a plurality of bolt connecting holes which penetrate through up and down, the other end of each phase line conductor is provided with a corresponding number of long U-shaped slots corresponding to the connecting holes, and the long U-shaped slot end of each phase line conductor is fixedly connected and communicated with the connecting hole end of the phase line conductor at the corresponding position of the adjacent linear conductor group through bolts;
the connecting hole end of each phase line conductor is fixedly connected with an upper conductive bar and a lower conductive bar through bolts, and a space between the upper conductive bar and the lower conductive bar forms a splicing matching cavity of a long U-shaped slot end of the phase line conductor at the corresponding position of the adjacent linear conductor group;
the positions of the upper and lower conductive bars corresponding to the bolt connecting holes and the long U-shaped slots are respectively provided with a through hole, a first connecting bolt and a second connecting bolt, the upper and lower conductive bars are fixedly connected above and below the bolt connecting holes of the phase conductor through the first connecting bolt, and the long U-shaped slot end of the phase conductor at the corresponding position of the adjacent phase conductor group is inserted into the space between the upper and lower conductive bars along the second connecting bolt in a matching way and is fixedly connected through the first connecting bolt and the second connecting bolt;
the phase line conductor group is a four-phase five-wire bus conductor group consisting of a linear first phase line conductor at the center position and a pair of second phase line conductors and a pair of third phase line conductors which are symmetrically arranged on two sides of the linear conductor and sequentially arranged from inside to outside, the left ends of the first phase line conductor and the third phase line conductor are long ends, the right ends of the first phase line conductor and the third phase line conductor are short ends, the left ends of the second phase line conductor are short ends, the right ends of the second phase line conductor and the third phase line conductor are long ends, 4 long U-shaped slots are uniformly arranged at the left ends of the first phase line conductor, the second phase line conductor and the third phase line conductor along the width direction, and 4 bolt connecting holes are uniformly; one of the pair of third phase conductors is a PE row;
the phase line conductor set of each section of the intensive insulated bus section is fixedly connected with the phase line conductor set of the adjacent intensive insulated bus section, and the joint side plate and the joint cover plate are fixedly connected with the outside of the joint through a joint connecting piece to form an intensive insulated bus trunk system;
and after the phase conductor group of each section of resin bus section is fixedly connected with the phase conductor group of the adjacent resin bus section, a resin connecting section is cast on the outside of the connecting position in situ to form a resin bus trunk system.
According to the intensive insulation bus duct without the splicer, the end part of the fish-fork-shaped structure formed by bending the phase line conductor group of each bus section in a staggered manner is matched, inserted and fixedly connected with the phase line conductor group of the adjacent bus section, so that the mechanical connection strength and the electrical connection performance can be ensured simultaneously, the splicer is not required to be additionally arranged, the structure is simple and compact, the number of parts is small, the occupied space is small, the size is small, the weight is light, the installation and connection operation are convenient, the resin pouring process is simplified, the raw material consumption is low, and the cost is saved.
Drawings
Fig. 1 is a schematic plan view of a phase conductor set of a dense insulated bus duct without a splicer according to an embodiment of the invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a left side view of FIG. 2;
fig. 4 is a schematic plan view of a dense insulated bus duct without a connector according to an embodiment of the invention;
fig. 5 is a schematic plan view of a resin bus formed by pouring resin into a phase conductor set of a dense insulated bus duct without a splicer according to a second embodiment of the invention.
Detailed Description
As shown in the figure, the overall plan scheme of the intensive insulation bus duct without the splicer is as follows:
the phase conductor group 1 of the intensive bus duct product is formed by closely contacting and combining the multiphase phase conductors, the multiphase phase conductors of the phase conductor group 1 are respectively straight first phase conductors 13 positioned at the central position, and a plurality of pairs of phase line conductors from the second phase line conductor 12 to the third phase line conductor 13 … … to the nth phase line conductor which are symmetrically arranged on both sides of the linear conductor and sequentially arranged from inside to outside, wherein the two ends of the nth phase line conductor of the second phase line conductor and the third phase line conductor … … are respectively provided with staggered bending structures which sequentially diffuse from inside to outside, the staggered bending structures at the two ends of the nth phase line conductor of the first phase line conductor, the second phase line conductor and the third phase line conductor … … are arranged according to a long and a short interval, two ends of each phase conductor set respectively form a Y-shaped structure, and the Y-shaped structure of each phase conductor set is matched and fixedly connected with the Y-shaped structure of the adjacent phase conductor set; the connecting points are arranged at intervals, and the connecting points are staggered at intervals, so that an operating space for fixed connection is provided conveniently; one end of each phase conductor is a long end, the other end of each phase conductor is a short end, the long end of each phase conductor group is directly fixedly connected and conducted with the short end of the phase conductor at the corresponding position of the adjacent phase conductor group, and the short end of each phase conductor group is directly fixedly connected and conducted with the long end of the phase conductor at the corresponding position of the adjacent linear conductor group, so that the connection is simple and convenient.
The specific connection structure of each phase line conductor is as follows:
the end of each phase conductor is provided with a plurality of bolt connecting holes 102 which penetrate through the phase conductor up and down, the other end of each phase conductor is provided with a corresponding number of long U-shaped slots 101 corresponding to the connecting holes 102, one end of each phase conductor provided with the long U-shaped slots 101 is communicated with the end of each phase conductor provided with the connecting holes 102 corresponding to the adjacent linear conductor group through bolt fixed connection, mechanical connection strength and electrical connection performance are guaranteed, a connector does not need to be additionally arranged, the structure is simple and compact, the number of parts is small, the occupied space is small, the size is small, and the weight is light.
Furthermore, the end part of each phase conductor provided with the connecting hole 102 is fixedly connected with the upper conductive bar 6 and the lower conductive bar 6 through bolts, and the space between the upper conductive bar 6 and the lower conductive bar 6 forms a plug-in matching cavity of the end part of the phase conductor provided with the long U-shaped slot 101 at the corresponding position of the adjacent linear conductor group; the through holes, the first connecting bolts 4 and the second connecting bolts 5 are respectively arranged at the positions, corresponding to the bolt connecting holes 102 and the long U-shaped slots 101, on the upper conductive row and the lower conductive row, the upper conductive row 6 and the lower conductive row 6 are fixedly connected above and below the bolt connecting holes 102 of the phase conductor through the first connecting bolts 4, then the phase conductor at the corresponding position of the adjacent phase conductor group is inserted into the space between the upper conductive row 6 and the lower conductive row 6 along the matching of the second connecting bolts 5 through the long U-shaped slots 101, and finally the first connecting bolts 4 and the second connecting bolts 5 are fastened and connected.
Furthermore, the phase conductor group 1 is a four-phase five-wire bus conductor group composed of a linear first phase conductor 11 with a central position, and a pair of second phase conductors 12 and a pair of third phase conductors 13 which are symmetrically arranged on two sides of the linear conductor and sequentially arranged from inside to outside, wherein the left ends of the first phase conductor 11 and the third phase conductor 13 are long ends, the right ends are short ends, the left end of the second phase conductor 12 is a short end, the right end is a long end, the size difference between all the long ends and the short ends is 100mm, the long ends are distinguished according to the distance from the middle to the middle of the bus joint, the long ends exceed the central position of the joint point by 49mm, and the short ends are retracted from the central position of the joint point by 51 mm;
furthermore, 4 long U-shaped slots are uniformly arranged at the left ends of the first phase conductor 11, the second phase conductor 12 and the third phase conductor 13 along the width direction, and 4 bolts are uniformly arranged at the right ends along the width direction for connection, so that the connection strength is high and the connection is reliable; one of the pair of third phase conductors 13 is set as the PE row 14, so that the electric performance is stable and the safety factor is high.
The embodiment of the utility model provides a, set up apron 3, curb plate 2 in phase conductor group 1's outside, the combination constitutes intensive insulating bus section, and every section of intensive insulating bus section's phase conductor group and adjacent intensive insulating bus section's phase conductor group fixed connection back connect curb plate 7, joint cover plate 8 through 9 fixed connection of joint connecting piece in the junction outside, constitute intensive insulating bus trunk system, ensure mechanical joint strength.
The embodiment of the utility model provides a two, constitute the resin bus section at phase conductor group 1's outside pouring resin insulator 10, every section resin bus section's phase conductor group and adjacent resin bus section's phase conductor group fixed connection back, at junction outside scene pouring resin linkage segment 11, constitute resin bus trunk system.
According to the intensive insulation bus duct without the splicer, the end part of the fish-fork-shaped structure formed by bending the phase line conductor group of each bus section in a staggered manner is matched, inserted and fixedly connected with the phase line conductor group of the adjacent bus section, so that the mechanical connection strength and the electrical connection performance can be ensured simultaneously, the splicer is not required to be additionally arranged, the structure is simple and compact, the number of parts is small, the occupied space is small, the size is small, the weight is light, the installation and connection operation are convenient, the resin pouring process is simplified, the raw material consumption is low, and the cost is saved.
Claims (7)
1. The utility model provides an exempt from intensive insulating bus duct of splicer, is including phase line conductor group, and phase line conductor group comprises polyphase line conductor in close contact with combination, its characterized in that: the multi-phase conductor of the phase conductor group is a linear first phase conductor positioned in the center, and a plurality of phase conductors of a second phase conductor, a third phase conductor … … and an nth phase conductor symmetrically arranged on two sides of the linear conductor and sequentially arranged from inside to outside, and the two ends of the nth phase conductor of the second phase conductor and the third phase conductor … … are respectively provided with staggered bending structures which sequentially diffuse from inside to outside; each phase conductor one end is long end, and the other end is the short end, and the long end of each phase conductor of every group phase conductor group can directly switch on with the short end fixed connection of adjacent phase conductor group relevant position phase conductor, and the short end of each phase conductor of every group phase conductor group can directly switch on with the long end fixed connection of adjacent sharp conductor group relevant position phase conductor.
2. The splicer-free dense insulated bus duct of claim 1, wherein: and one end of each phase line conductor is provided with a plurality of bolt connecting holes which penetrate through the phase line conductor from top to bottom, the other end of each phase line conductor is provided with a corresponding number of long U-shaped slots corresponding to the connecting holes, and the long U-shaped slot end of each phase line conductor is fixedly connected and communicated with the connecting hole end of the phase line conductor at the corresponding position of the adjacent linear conductor group through a bolt.
3. The splicer-free dense insulated bus duct of claim 2, wherein: the connecting hole end of each phase line conductor is fixedly connected with an upper conductive bar and a lower conductive bar through bolts, and the space between the upper conductive bar and the lower conductive bar forms a splicing matching cavity of the long U-shaped slot end of the phase line conductor at the corresponding position of the adjacent linear conductor group.
4. A splicer-free dense insulated bus duct according to claim 3, wherein: the positions of the upper conductive row and the lower conductive row corresponding to the bolt connecting holes and the long U-shaped slots are respectively provided with a through hole, a first connecting bolt and a second connecting bolt, the upper conductive row and the lower conductive row are fixedly connected above and below the bolt connecting holes of the phase conductor through the first connecting bolt, and the long U-shaped slot end of the phase conductor at the corresponding position of the adjacent phase conductor group is inserted into the space between the upper conductive row and the lower conductive row along the matching of the second connecting bolt and is fixedly connected through the first connecting bolt and the second connecting bolt.
5. The splicer-free dense insulated bus duct according to any one of claims 1 to 4, wherein: the phase line conductor group is a four-phase five-wire bus conductor group consisting of a linear first phase line conductor at the center position and a pair of second phase line conductors and a pair of third phase line conductors which are symmetrically arranged on two sides of the linear conductor and sequentially arranged from inside to outside, the left ends of the first phase line conductor and the third phase line conductor are long ends, the right ends of the first phase line conductor and the third phase line conductor are short ends, the left ends of the second phase line conductor are short ends, the right ends of the second phase line conductor and the third phase line conductor are long ends, 4 long U-shaped slots are uniformly arranged at the left ends of the first phase line conductor, the second phase line conductor and the third phase line conductor along the width direction, and 4 bolt connecting holes are uniformly; one of the pair of third phase conductors is in the PE row.
6. The splicer-free dense insulated bus duct of claim 5, wherein: and after the phase line conductor group of each section of the intensive insulated bus section is fixedly connected with the phase line conductor group of the adjacent intensive insulated bus section, the joint side plate and the joint cover plate are fixedly connected at the outside of the joint through a joint connecting piece to form the intensive insulated bus trunk system.
7. The splicer-free dense insulated bus duct of claim 5, wherein: and after the phase conductor group of each section of resin bus section is fixedly connected with the phase conductor group of the adjacent resin bus section, a resin connecting section is cast on the outside of the connecting position in situ to form a resin bus trunk system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922316098.2U CN211981437U (en) | 2019-12-21 | 2019-12-21 | Intensive insulation bus duct without splicer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922316098.2U CN211981437U (en) | 2019-12-21 | 2019-12-21 | Intensive insulation bus duct without splicer |
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| Publication Number | Publication Date |
|---|---|
| CN211981437U true CN211981437U (en) | 2020-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922316098.2U Active CN211981437U (en) | 2019-12-21 | 2019-12-21 | Intensive insulation bus duct without splicer |
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| CN (1) | CN211981437U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110912056A (en) * | 2019-12-21 | 2020-03-24 | 江苏华鹏电力设备股份有限公司 | Intensive insulation bus duct without splicer |
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2019
- 2019-12-21 CN CN201922316098.2U patent/CN211981437U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110912056A (en) * | 2019-12-21 | 2020-03-24 | 江苏华鹏电力设备股份有限公司 | Intensive insulation bus duct without splicer |
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