CN109616965B - High-voltage cable support structure of cable tunnel - Google Patents
High-voltage cable support structure of cable tunnel Download PDFInfo
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- CN109616965B CN109616965B CN201811563668.1A CN201811563668A CN109616965B CN 109616965 B CN109616965 B CN 109616965B CN 201811563668 A CN201811563668 A CN 201811563668A CN 109616965 B CN109616965 B CN 109616965B
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- 238000007514 turning Methods 0.000 claims abstract description 29
- 239000000725 suspension Substances 0.000 claims description 39
- 241000883306 Huso huso Species 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 10
- 238000012545 processing Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 108010046721 halothane dehalogenase Proteins 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0456—Ladders or other supports
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0462—Tubings, i.e. having a closed section
- H02G3/0481—Tubings, i.e. having a closed section with a circular cross-section
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention discloses a high-voltage cable support structure of a cable tunnel, which comprises a high-voltage cable support structure for laying a straight section of the high-voltage cable tunnel and a high-voltage cable turning structure for laying a turning section of the high-voltage cable tunnel. The high-voltage cable supporting structure comprises a Halfen groove pre-embedded in the tunnel wall and a high-voltage cable bracket fixed on the Halfen groove; the high-voltage cable support turning structure comprises an upright post, a sleeve which is sleeved on the upright post and can rotate relative to the upright post and a high-voltage cable support which is fixed on the sleeve, wherein the sleeve and the upright post are provided with positioning structures which can be matched with each other and can fix the sleeve and the upright post. The invention is suitable for fixing and turning supports in various tunnel shapes, and is suitable for simple installation of all forms of high-voltage cable clamps, cable supports and turning structures, and the cable supports are convenient to produce.
Description
Technical Field
The invention relates to the technical field of cable laying equipment, in particular to a high-voltage cable support structure of a cable tunnel.
Background
Under the condition that the prior comprehensive pipe gallery is greatly pushed, the size and the shape of the cable tunnel bin are variable, and the cables need to be kept in horizontal arrangement. Conventional cable trays require either field machining according to the cross-sectional shape of the cable tunnel or individual tray design for a single tunnel section. The tunnel support of field processing adopts the welded mode to fix with the tunnel cross-section, not only can lead to the support precision of field installation not high like this, still can damage the galvanizing coat in tunnel during the welding. And the bracket is designed independently for a single tunnel section, so that a plurality of grinding tools are needed, and the manufacturing cost is high. The cable is difficult to turn at a place needing to turn, or the turning angle is difficult to adjust, and the steering precision and the installation precision are difficult to ensure in the cable steering process.
Disclosure of Invention
The invention aims to solve the defects of the background technology and provide a high-voltage cable support structure which is simple in structure, easy to install and suitable for cable tunnels paved by all tunnels.
In order to achieve the purpose, the high-voltage cable support structure of the cable tunnel comprises a high-voltage cable support structure for laying a straight line section of the high-voltage cable tunnel; the high-voltage cable supporting structure comprises a Halfen groove pre-embedded in the tunnel wall and a high-voltage cable bracket fixed on the Halfen groove; the high-voltage cable support comprises a fixed support, a support fixed with the fixed support and horizontally arranged, and an auxiliary support frame, wherein one end of the auxiliary support frame is fixed on the fixed support, and the other end of the auxiliary support frame is fixed with the support to keep the support in a stable horizontal state; and the support bracket is provided with a clamp positioning structure which can be matched and fixed with the cable fixing clamp.
Further, the fixing bracket comprises a first fixing bracket fixed at one end of the supporting bracket and a second fixing bracket fixed at one end of the auxiliary supporting bracket;
the first fixing bracket comprises a first fixing plate and a supporting bracket fixing plate which is fixedly connected to the first fixing plate and detachably fixed with the supporting bracket;
the second fixing support comprises a second fixing plate and an auxiliary support frame fixing plate which is fixedly connected to the second fixing plate and detachably fixed to the auxiliary support frame.
Furthermore, the left side and the right side of the first fixing plate are respectively provided with a first bolt through hole, and the left side and the right side of the second fixing plate are respectively provided with a second bolt through hole;
the left side and the right side of the first fixing plate are respectively and fixedly connected with a supporting bracket fixing plate which is perpendicular to the first fixing plate, a supporting bracket fixing plate bolt through hole is formed in the supporting bracket fixing plate, a plurality of supporting bracket bolt through holes are formed in the left side and the right side of the supporting bracket respectively at intervals along the axial direction of the supporting bracket, and a bolt penetrates through the two supporting bracket fixing plate bolt through holes and the two supporting bracket bolt through holes and is connected with a nut;
the utility model discloses a support frame bolt hole fixing device, including first fixed plate, auxiliary support frame bolt hole, auxiliary support frame bolt hole and auxiliary support frame bolt hole, the left and right sides of second fixed plate is fixedly connected with one rather than the vertically auxiliary support frame fixed plate respectively, it has one auxiliary support frame bolt hole to open respectively to the one end left and right sides of auxiliary support frame, and the bolt passes two auxiliary support frame fixed plate bolt hole with two of auxiliary support frame bolt hole fixedly connected with nut.
Furthermore, the high-voltage cable supporting structure comprises two hafen groove rings which are pre-embedded in the tunnel wall, correspond to the cross section of the tunnel and are arranged at intervals, and each hafen groove ring consists of a plurality of hafen grooves which are connected end to end; the fixed support can be fixed on two hafen groove rings and two adjacent hafen grooves respectively.
Furthermore, the fixing part of the first fixing support is respectively positioned on the two hafen groove rings, the two adjacent hafen grooves are fixed with the first fixing plate through bolts and nuts, one end of each bolt is fixed in each hafen groove, and the other end of each bolt penetrates through the first bolt through hole and is fixedly connected with a nut; the fixed department of second fixed plate, be located two hafen groove rings respectively and two adjacent hafen grooves all through the bolt and nut with the second fixed plate is fixed, bolt one end is fixed in the hafen inslot, the other end passes second bolt via hole fixedly connected with nut.
Furthermore, the first fixing support and the second fixing support are of a split structure capable of being fixed on the wall surface of the circular tunnel and the wall surface of the rectangular tunnel or an integrated structure capable of being fixed on the wall surface of the rectangular tunnel.
Furthermore, the high-voltage cable support structure of the cable tunnel also comprises a high-voltage cable turning structure for laying a turning section of the high-voltage cable tunnel; the high-voltage cable support turning structure comprises an upright post and a sleeve which is sleeved on the upright post and can rotate relative to the upright post, the sleeve can be fixed on the upright post through a positioning structure, and the high-voltage cable support is fixed on the sleeve.
Furthermore, the positioning structure comprises a sleeve supporting ring coaxially fixed on the upright post, the sleeve is supported on the sleeve supporting ring, sleeve bolt through holes are symmetrically formed in two sides of the sleeve, positioning nuts are respectively welded and fixed on the sleeve bolt through holes in the two sides of the sleeve, and the positioning nuts are connected with positioning bolts; the sleeve comprises a semicircular arc plate sleeved on the stand column, the sleeve bolt through holes are formed in the left side and the right side of the semicircular arc plate, the left side and the right side of the semicircular arc plate are respectively and fixedly connected with a sleeve connecting plate parallel to the tangential direction of the semicircular arc plate, the upper part of the front end of the sleeve connecting plate is fixedly connected with a sleeve upper fixing plate perpendicular to the sleeve upper fixing plate, the sleeve upper fixing plate is provided with a sleeve upper fixing plate bolt through hole, and a bolt penetrates through the first bolt through hole and the sleeve upper fixing plate bolt through hole and is fixedly connected with a nut; the sleeve lower fixing plate is vertically connected with a sleeve lower fixing plate, sleeve lower fixing plate bolt through holes are formed in the sleeve lower fixing plate, second bolt through holes are formed in the left side and the right side of the second fixing plate respectively, and bolts penetrate through the second bolt through holes and nuts fixedly connected with the sleeve lower fixing plate bolt through holes.
The cable fixing structure of the high-voltage cable support structure of the cable tunnel comprises the high-voltage cable support structure of the cable tunnel, the cable fixing clamp comprises a supporting cable fixing clamp and a hanging cable fixing clamp, and the clamp positioning structure comprises a first clamp positioning structure and a second clamp positioning structure, wherein the first clamp positioning structure can fix the supporting cable fixing clamp on the top surface of the supporting support, and the second clamp positioning structure can connect the hanging cable fixing clamp to the bottom of the supporting support;
the first clamp positioning structure comprises clamp fixing long holes which are arranged on the top surface of the supporting bracket at intervals along the axial direction of the supporting bracket, clamp fixing bolt holes which are used for assisting the supporting cable fixing clamp to be fixed on the top surface of the supporting bracket are arranged on the top surface of the supporting bracket at intervals along the axial direction of the supporting bracket, the clamp fixing bolt holes are arranged between two adjacent clamp fixing long holes, and a bolt penetrates through the clamp fixing long holes or the clamp fixing bolt holes and is fixedly connected with a nut;
the second clamp positioning structure comprises a suspension cable fixing clamp fixing structure for fixing the suspension cable fixing clamp at the bottom of the supporting bracket and a suspension cable fixing clamp movable connecting structure for movably connecting the suspension cable fixing clamp to the bottom of the supporting bracket; the supporting bracket is provided with a plurality of suspension bolts which are perpendicular to the axial direction of the supporting bracket and fixed in the supporting bracket at intervals along the axial direction of the supporting bracket.
Furthermore, the suspension cable fixing clamp fixing structure is that the suspension bolt penetrates through the top of the suspension cable fixing clamp, and the top of the suspension cable fixing clamp is fixed on the suspension bolt;
the movable connecting structure of the suspension cable fixing clamp comprises a rotary hanging ring hung on a suspension bolt, the middle of the rotary hanging ring is a rotary hanging ring long hole, the suspension bolt penetrates through the top of the rotary hanging ring long hole, the bottom of the rotary hanging ring is connected with the suspension cable fixing clamp through a bolt and a nut, and the bolt penetrates through the top of the suspension cable fixing clamp and the bottom of the rotary hanging ring long hole to be fixedly connected with the nut.
The invention has the beneficial effects that:
1. the support that is applicable to various tunnel shapes is fixed and is turned: the cable turning structure can be used for tunnel sections such as circular sections and rectangles, and can ensure that the support is horizontally arranged at any position of a tunnel, so that the horizontal installation of the cable is ensured, the turning structure ensures the horizontal installation of the cable while the cable turns, and the problem that a plurality of sets of supports or field processing mounting supports need to be designed according to the shape of the tunnel is solved.
2. The clamp is suitable for all forms of high-voltage cable clamps: the cable fixing clamp can support and also can be hung, the difficult problem that the cable fixing clamp needs to rotate up and down and is difficult to fix when a cable with large height difference is installed is solved, the difficult problem that a cable support cannot change directions as required due to cable turning is solved, and the cable fixing clamp has the capability of resisting vertical load and longitudinal cable tension.
3. The cable support and the turning structure are simple to install: except that the hafen groove and the upright post are prefabricated in the tunnel, the whole bracket is completely fixedly connected with the hafen groove or the upright post by bolts, so that the disassembly, the cable maintenance and the relocation are convenient. The connecting structure through the bolt and the nut replaces the traditional welding mode, saves time and improves quality.
4. The cable support is convenient to produce: the prefabricated production in the factory reduces the use amount of grinding tools, has low cost, and has higher precision and better quality than field processing.
Drawings
FIG. 1 is a front view of a fixing bracket according to the present invention;
FIG. 2 is a left side view of the fixing bracket of the present invention;
FIG. 3 is a top view of the mounting bracket of the present invention;
FIG. 4 is a top view of a support bracket according to the present invention;
FIG. 5 is a front view of the support bracket of the present invention;
FIG. 6 is a left side view of the support bracket of the present invention;
FIG. 7 is a bottom view of the support bracket of the present invention;
FIG. 8 is a top view of the auxiliary support of the present invention;
FIG. 9 is a front view of the auxiliary support of the present invention;
FIG. 10 is a left side view of the auxiliary support of the present invention;
FIG. 11 is a front view of a high voltage cable holder in which a fixing holder is integrally constructed according to the present invention;
FIG. 12 is a front view of a high voltage cable holder according to the present invention, in which the fixing holder has a split structure;
FIG. 13 is a perspective view of a bushing-connecting stud according to the present invention;
FIG. 14 is a front view of a bushing-connecting stud according to the present invention;
FIG. 15 is a left side view of the bushing-connecting stud of the present invention;
FIG. 16 is a rear elevational view of the bushing-connecting stud of the present invention;
FIG. 17 is a front view of the bushing of the present invention;
FIG. 18 is a left side view of the bushing of the present invention;
FIG. 19 is a top view of the bushing of the present invention;
FIG. 20 is a perspective view of the cable support mounting fixture of the present invention mounted on a cable support turning structure;
FIG. 21 is a front view of the cable holder turning structure in accordance with the present invention with the cable fixing clamp supported;
fig. 22 is a top view of the cable holder turning structure with the cable fixing clamp according to the present invention mounted thereon;
FIG. 23 is a perspective view of the suspension cable fixing clip of the present invention mounted directly on a cable support turning structure;
FIG. 24 is a front view of the suspension cable fixing clip of the present invention mounted directly on the cable support turning structure;
FIG. 25 is a top view of the suspension cable fixing clip of the present invention mounted directly on the cable support turning structure;
FIG. 26 is a perspective view of the hanging cable tie clip of the present invention mounted to a cable support turn structure by a rotating suspension ring;
FIG. 27 is a front view of the hanging cable tie down clip of the present invention mounted to a cable support turn structure by a rotating suspension ring;
FIG. 28 is a top view of the suspended cable tie clip of the present invention mounted to a cable support turn structure via a rotating suspension ring;
FIG. 29 is a front view of the connection of two adjacent hafner groove rings in the present invention;
FIG. 30 is a right side view of two adjacent hafner groove rings in the present invention;
FIG. 31 is a top view of a halan cell in accordance with the present invention;
fig. 32 is a front view of the high voltage cable holder of the present invention installed in a circular tunnel;
FIG. 33 is a front view of the high voltage cable mount of the present invention mounting a support cable fixing clamp within a rectangular tunnel;
FIG. 34 is a front view of the high voltage cable mount mounting the suspension cable fixing clamp in a rectangular tunnel in accordance with the present invention;
FIG. 35 is a top view of the cable of the present invention not within a tunnel;
FIG. 36 is a cross-sectional view of 1-1 of FIG. 35;
wherein, 100-fixed support (100.1-first fixed support, 100.2-second fixed support), 101-support, 102-auxiliary support, 103-first fixed plate, 104-support fixed plate, 105-second fixed plate, 106-auxiliary support fixed plate, 107-first bolt via hole, 108-support fixed plate bolt via hole, 109-clamp fixed slot hole, 110-support bolt via hole, 111-second bolt via hole, 112-clamp fixed bolt hole, 113-auxiliary support fixed plate bolt via hole, 114-auxiliary support bolt via hole;
200-supporting cable fixing clamp, 201-hanging cable fixing clamp, 202-hanging bolt, 203-rotating hanging ring, 204-rotating hanging ring slot;
300-upright column, 301-sleeve (301.1-semicircular plate, 301.2-sleeve connecting plate, 301.3-sleeve upper fixing plate, 301.4-sleeve lower fixing plate), 302-positioning nut, 303-positioning bolt, 304-sleeve bolt through hole, 305-sleeve supporting ring, 306-sleeve upper fixing plate bolt through hole, 307-sleeve lower fixing plate bolt through hole;
400-hafen groove, 401-tunnel wall, 402-anchor, 403-anchor bar, 404-cable.
Detailed Description
The invention is described in further detail below with reference to the figures and the specific embodiments.
The high voltage cable support structure of the cable tunnel as shown in fig. 1 to 36 includes a high voltage cable support structure for laying a straight section of the high voltage cable tunnel and a high voltage cable turning structure for laying a turning section of the high voltage cable tunnel.
As shown in fig. 29 to 36, the high-voltage cable support structure includes a hausen trough 400 pre-buried in a tunnel wall 401 and a high-voltage cable holder fixed to the hausen trough 400.
As shown in fig. 13-28, the turning structure of the high voltage cable support comprises a shaft 300, a sleeve 301 sleeved on the shaft 300 and capable of rotating relative to the shaft 300, and a high voltage cable support fixed on the sleeve 301, wherein the sleeve 301 can be fixed on the shaft 300 by a positioning structure.
As shown in fig. 1 to 12, the high voltage cable support comprises a fixing support 100 which can be fixed on a hausen cell 400 or on a sleeve 301, a supporting support 101 which is fixed with the fixing support 100 and is horizontally arranged, and an auxiliary supporting frame 102, one end of which is fixed on the fixing support 100, and the other end of which is fixed with the supporting support 101, so that the supporting support 101 is kept in a stable horizontal state; and a clamp positioning structure which can be matched and fixed with the cable fixing clamp is arranged on the supporting bracket 101.
The high-voltage cable supporting structure comprises two Halfen groove rings which are pre-embedded in the tunnel wall 401, correspond to the cross section of the tunnel and are arranged at intervals, and each Halfen groove ring consists of a plurality of Halfen grooves 400 which are connected end to end; the fixing bracket 100 can be fixed on two hafen groove rings and two adjacent hafen grooves 400 respectively.
The fixed bracket 100 comprises a first fixed bracket 100.1 fixed at one end of the supporting bracket 101 and a second fixed bracket 100.2 fixed at one end of the auxiliary supporting bracket 102; the first fixing bracket 100.1 and the second fixing bracket 100.2 are of a split structure or an integral structure. As shown in fig. 32, when the fixing bracket 100 is a separate structure, it may be disposed in a circular tunnel, and as shown in fig. 33, the fixing bracket 100 may be a separate structure or an integrated structure, both of which may be disposed in a rectangular tunnel.
The first fixing bracket 100.1 comprises a first fixing plate 103 fixed on the hafen groove 400 or the sleeve 301 and a supporting bracket fixing plate 104 vertically and fixedly connected to the left and right sides of the first fixing plate 103 and fixed with the supporting bracket 101, wherein the left and right sides of the first fixing plate 103 are respectively provided with a first bolt through hole 107, and the left and right sides of the second fixing plate 105 are respectively provided with a second bolt through hole 111.
The second fixing bracket 100.2 comprises a second fixing plate 105 fixed on the hafen groove 400 or the sleeve 301 and auxiliary supporting frame fixing plates 106 vertically and fixedly connected to the left and right sides of the second fixing plate 105 and fixed with the auxiliary supporting frame 102.
Two adjacent hafen grooves 400 are respectively positioned on two hafen groove rings at the fixed part of the first fixing bracket 100.1 and are fixed with the first fixing plate 103 through bolts and nuts, one end of each bolt is fixed in the hafen groove 400, and the other end of each bolt penetrates through the first bolt through hole 107 to be fixedly connected with the nut; at the fixed department of second fixed plate 105, be located two hafen groove rings respectively and two adjacent hafen grooves 400 all are fixed with second fixed plate 105 through bolt and nut, and bolt one end is fixed in hafen groove 400, and the other end passes second bolt via hole 111 fixedly connected with nut.
As shown in fig. 13 to 28, the casing 301 is supported on the casing support ring 305 to rotate around the upright 300, the casing 301 includes a semicircular arc plate 301.1 sleeved on the upright 300, casing bolt through holes 304 are formed on the left and right sides of the semicircular arc plate 301.1, the left and right sides of the upper portion of the semicircular arc plate 301.1 are respectively and fixedly connected with a casing connecting plate 301.2 parallel to the tangential direction of the semicircular arc plate 301.1, the upper portion of the front end of the casing connecting plate 301.2 is fixedly connected with a casing upper fixing plate 301.3 perpendicular to the casing upper fixing plate, a casing upper fixing plate bolt through hole 306 is formed in the casing upper fixing plate 301.3, and a bolt passes through the first bolt through hole 107 and the casing upper fixing plate bolt through hole 306 to be fixedly connected with a nut; the lower portion of the front end of the sleeve connecting plate 301.2 is fixedly connected with a sleeve lower fixing plate 301.4 perpendicular to the sleeve connecting plate, a sleeve lower fixing plate bolt through hole 307 is formed in the sleeve lower fixing plate 301.4, the left side and the right side of the second fixing plate 105 are respectively provided with a second bolt through hole 111, and a bolt penetrates through the second bolt through hole 111 and the sleeve lower fixing plate bolt through hole 307 and is fixedly connected with a nut. After the sleeve 301 rotates, the sleeve is fixed with the upright 300, the supporting bracket 101 rotates along with the sleeve 301, and the cable fixing clamp is fixed on the supporting bracket 101, so that the laying direction of a cable is changed by the rotation of the sleeve 301, the cable turning structure is simple, the installation and the adjustment are easy, and the occupied tunnel space is small.
As shown in fig. 11 to 12, the supporting bracket fixing plate 104 is provided with a supporting bracket fixing plate bolt through hole 108, the left and right sides of the supporting bracket 101 are respectively provided with a plurality of supporting bracket bolt through holes 110 at intervals along the axial direction thereof, and a bolt passes through the two supporting bracket fixing plate bolt through holes 108 and the two supporting bracket bolt through holes 110 to be connected with a nut.
Auxiliary support frame fixing plate bolt through holes 113 are formed in the auxiliary support frame fixing plate 106, an auxiliary support frame bolt through hole 114 is formed in each of the left side and the right side of one end of the auxiliary support frame 102, an auxiliary support frame bolt through hole 114 is formed in each of the left side and the right side of the other end of the auxiliary support frame 102, a nut is fixedly connected to the bolt through the two auxiliary support frame fixing plate bolt through holes 113 and the two auxiliary support frame bolt through holes 114 in one end of the auxiliary support frame 102, and a nut is fixedly connected to the bolt through the two support frame bolt through holes 110 and the two auxiliary support frame bolt through holes 114 in the other end of the auxiliary support frame 102.
As shown in fig. 20 to 28, the cable fixing structure of the high voltage cable support structure of the cable tunnel includes the high voltage cable support structure of the cable tunnel, the cable fixing clamp includes a supporting cable fixing clamp 200 and a hanging cable fixing clamp 201, and the clamp positioning structure includes a first clamp positioning structure capable of fixing the supporting cable fixing clamp 200 to the top surface of the supporting frame 101 and a second clamp positioning structure capable of fixing the hanging cable fixing clamp 201 to the side surface of the supporting frame 101.
The first clamp positioning structure includes clamp fixing long holes 109 formed in the top surface of the support bracket 101 at intervals in the axial direction of the support bracket 101, clamp fixing bolt holes 112 formed in the top surface of the support bracket 101 at intervals in the axial direction thereof to assist the support cable fixing clamp 200 to be fixed to the top surface of the support bracket 101, the clamp fixing bolt holes 112 are formed between the two adjacent clamp fixing long holes 109, and a bolt is fixedly connected to a nut through the clamp fixing long hole 109 or the clamp fixing bolt hole 112 and the support cable fixing clamp 200.
The second clamp positioning structure includes a fixed structure for fixing the suspension cable fixing clamp 201 to the bottom of the support bracket 101 (the suspension bolt 202 passes through the top of the suspension cable fixing clamp 201, and the top of the suspension cable fixing clamp 201 is fixed to the suspension bolt 202) and a movable connecting structure movably connected to the bottom of the support bracket 101: hanging bolt 202 and hanging and having hung rotation link 203, rotating link 203 middle part is rotation link slot hole 204, and hanging bolt 202 passes the top that rotates link slot hole 204, rotates and is connected through bolt and nut between the bottom of link 203 and the suspension cable mounting fixture 201, and the bolt passes the top of suspension cable mounting fixture 201 and the bottom fixed connection nut of rotation link slot hole 204.
According to the invention, the Hafen groove 400 is pre-buried in the tunnel wall, the fixing support 100 is fixed on the Hafen groove 400, the supporting support 101 and the auxiliary supporting frame 102 are fixed on the fixing support, the supporting support 101 is kept in a horizontal state by adjusting the included angle between the auxiliary supporting frame 102 and the supporting support 101, and a cable fixing clamp is arranged above or below the supporting support 101 according to the actual needs of the tunnel, so that the installation is simple, and the cable fixing clamp is suitable for laying cables in tunnels with different shapes. In addition, for the cable fixing clamp suspended below the supporting bracket 101, structures such as a groove box can be further arranged above the supporting bracket 101, so that the bearing diversity of the supporting bracket 101 is increased, and an installation foundation is also provided for the arrangement of other tunnel structures.
After the sleeve 301 rotates, the sleeve is fixed with the upright 300, the supporting bracket 101 rotates along with the sleeve 301, and the cable fixing clamp is fixed on the supporting bracket 101, so that the laying direction of a cable is changed by the rotation of the sleeve 301, the cable turning structure is simple, the installation and the adjustment are easy, and the occupied tunnel space is small. In addition, for the cable fixing clamp suspended below the supporting bracket 101, structures such as a groove box can be further arranged above the supporting bracket 101, so that the bearing diversity of the supporting bracket 101 is increased, and an installation foundation is also provided for the arrangement of other tunnel structures.
As shown in fig. 35 to 36, for the cable laying state in the tunnel, the laying direction of the cable is changed by the turning structure, the laying of the straight-line section of the cable is ensured by the cable support, and the cable support is arranged at the upper geographical position and the lower geographical position with the height difference, so that the laying height of the cable can be changed. The invention provides a cable support suitable for tunnels in all shapes, which meets the requirements of straight line sections, turning requirements and height difference of cable laying.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the structure of the present invention in any way. Any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention still fall within the scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides a high tension cable supporting structure of cable tunnel which characterized in that: the high-voltage cable support structure is used for laying a straight line section of a high-voltage cable tunnel; the high-voltage cable supporting structure comprises a hausen groove (400) pre-buried in a tunnel wall (401) and a high-voltage cable bracket fixed on the hausen groove (400); the high-voltage cable support comprises a fixed support (100), a supporting support (101) which is fixed with the fixed support (100) and is horizontally arranged, and an auxiliary supporting frame (102), wherein one end of the auxiliary supporting frame is fixed on the fixed support (100), and the other end of the auxiliary supporting frame is fixed with the supporting support (101) to enable the supporting support (101) to keep a stable horizontal state; the supporting bracket (101) is provided with a clamp positioning structure which can be matched and fixed with a cable fixing clamp;
the high-voltage cable supporting structure comprises two Hafen groove rings which are embedded in the tunnel wall (401), correspond to the cross section of the tunnel and are arranged at intervals, and each Hafen groove ring consists of a plurality of Hafen grooves (400) which are connected end to end; the fixing bracket (100) can be fixed on two hafen groove rings and two adjacent hafen grooves (400) respectively;
the cable fixing clamp comprises a supporting cable fixing clamp (200) and a hanging cable fixing clamp (201), and the clamp positioning structure comprises a first clamp positioning structure capable of fixing the supporting cable fixing clamp (200) on the top surface of the supporting bracket (101) and a second clamp positioning structure capable of connecting the hanging cable fixing clamp (201) to the bottom of the supporting bracket (101);
the first clamp positioning structure comprises clamp fixing long holes (109) which are arranged on the top surface of the supporting bracket (101) at intervals along the axial direction of the supporting bracket (101), clamp fixing bolt holes (112) which are used for assisting the supporting cable fixing clamp (200) to be fixed on the top surface of the supporting bracket (101) are arranged on the top surface of the supporting bracket (101) at intervals along the axial direction of the supporting bracket (101), the clamp fixing bolt holes (112) are arranged between two adjacent clamp fixing long holes (109), and a bolt penetrates through the clamp fixing long holes (109) or the clamp fixing bolt holes (112) and the supporting cable fixing clamp (200) to be fixedly connected with a nut;
the second clamp positioning structure comprises a suspension cable fixing clamp fixing structure for fixing the suspension cable fixing clamp (201) at the bottom of the supporting bracket (101) and a suspension cable fixing clamp movable connecting structure for movably connecting the suspension cable fixing clamp (201) at the bottom of the supporting bracket (101); the supporting bracket (101) is provided with a plurality of suspension bolts (202) which are perpendicular to the axial direction of the supporting bracket (101) and fixed in the supporting bracket (101) at intervals along the axial direction of the supporting bracket (101);
the suspended cable fixing clamp fixing structure is characterized in that the suspended bolt (202) penetrates through the top of the suspended cable fixing clamp (201), and the top of the suspended cable fixing clamp (201) is fixed on the suspended bolt (202); the movable connecting structure of the suspension cable fixing clamp comprises a rotary hanging ring (203) hung on a suspension bolt (202), wherein a rotary hanging ring long hole (204) is formed in the middle of the rotary hanging ring (203), the suspension bolt (202) penetrates through the top of the rotary hanging ring long hole (204), the bottom of the rotary hanging ring (203) is connected with the suspension cable fixing clamp (201) through a bolt and a nut, and the bolt penetrates through the top of the suspension cable fixing clamp (201) and the bottom of the rotary hanging ring long hole (204) to be fixedly connected with the nut;
the fixing bracket (100) comprises a first fixing bracket (100.1) fixed at one end of the supporting bracket (101) and a second fixing bracket (100.2) fixed at one end of the auxiliary supporting bracket (102); the first fixing bracket (100.1) comprises a first fixing plate (103) and a supporting bracket fixing plate (104) which is fixedly connected to the first fixing plate (103) and detachably fixed with the supporting bracket (101); the second fixing bracket (100.2) comprises a second fixing plate (105) and an auxiliary supporting frame fixing plate (106) which is fixedly connected to the second fixing plate (105) and detachably fixed with the auxiliary supporting frame (102);
a first bolt through hole (107) is formed in each of the left side and the right side of the first fixing plate (103), and a second bolt through hole (111) is formed in each of the left side and the right side of the second fixing plate (105); the left side and the right side of the first fixing plate (103) are respectively and fixedly connected with a supporting bracket fixing plate (104) which is perpendicular to the first fixing plate, a supporting bracket fixing plate bolt through hole (108) is formed in the supporting bracket fixing plate (104), a plurality of supporting bracket bolt through holes (110) are respectively formed in the left side and the right side of the supporting bracket (101) at intervals along the axial direction of the supporting bracket fixing plate bolt through hole, and a bolt penetrates through the two supporting bracket fixing plate bolt through holes (108) and the two supporting bracket bolt through holes (110) and is connected with a nut; the left side and the right side of the second fixing plate (105) are respectively and fixedly connected with an auxiliary supporting frame fixing plate (106) which is vertical to the second fixing plate, an auxiliary supporting frame fixing plate bolt through hole (113) is formed in the auxiliary supporting frame fixing plate (106), the left side and the right side of one end of the auxiliary support frame (102) are respectively provided with an auxiliary support frame bolt through hole (114), an auxiliary support frame bolt through hole (114) is also opened respectively to the other end left and right sides of auxiliary support frame (102), and the bolt passes two auxiliary support frame fixed plate bolt through hole (113) with two of auxiliary support frame (102) one end auxiliary support frame bolt through hole (114) fixedly connected with nut, bolt pass two support frame bolt through hole (110) with two of auxiliary support frame (102) the other end auxiliary support frame bolt through hole (114) fixedly connected with nut.
2. A high voltage cable support structure for a cable tunnel according to claim 1, wherein: two adjacent hafen grooves (400) are respectively positioned on two hafen groove rings at the fixing part of the first fixing support (100.1) and are fixed with the first fixing plate (103) through bolts and nuts, one end of each bolt is fixed in the hafen groove (400), and the other end of each bolt penetrates through the first bolt through hole (107) and is fixedly connected with the nut; the fixed department of second fixed plate (105), be located respectively two hafen groove ring and two adjacent hafen grooves (400) all through the bolt and nut with second fixed plate (105) are fixed, bolt one end is fixed in hafen groove (400), the other end passes second bolt via hole (111) fixedly connected with nut.
3. A high voltage cable support structure for a cable tunnel according to claim 2, wherein: the first fixing support (100.1) and the second fixing support (100.2) are of a split structure capable of being fixed on the wall surface of the circular tunnel and the wall surface of the rectangular tunnel or an integrated structure capable of being fixed on the wall surface of the rectangular tunnel.
4. A high voltage cable support structure for a cable tunnel according to claim 1, wherein: the device also comprises a high-voltage cable turning structure for laying a turning section of the high-voltage cable tunnel; the high-voltage cable support turning structure comprises a stand column (300) and a sleeve (301) which is sleeved on the stand column (300) and can rotate relative to the stand column (300), wherein the sleeve (301) can be fixed on the stand column (300) through a positioning structure, and the high-voltage cable support is fixed on the sleeve (301).
5. The high voltage cable support structure of a cable tunnel of claim 4, wherein: the positioning structure comprises a sleeve supporting ring (305) coaxially fixed on the upright post (300), the sleeve (301) is supported on the sleeve supporting ring (305), sleeve bolt through holes (304) are symmetrically formed in two sides of the sleeve (301), a positioning nut (302) is respectively welded and fixed at the sleeve bolt through holes (304) in the two sides of the sleeve (301), and the positioning nut (302) is connected with a positioning bolt (303); the sleeve (301) comprises a semicircular arc plate (301.1) sleeved on the upright column (300), sleeve bolt through holes (304) are formed in the left side and the right side of the semicircular arc plate (301.1), sleeve connecting plates (301.2) parallel to the tangential direction of the semicircular arc plate (301.1) are fixedly connected to the left side and the right side of the semicircular arc plate (301.1) respectively, a sleeve upper fixing plate (301.3) perpendicular to the sleeve connecting plates is fixedly connected to the upper portion of the front end of each sleeve connecting plate (301.2), sleeve upper fixing plate bolt through holes (306) are formed in the sleeve upper fixing plates (301.3), and bolts penetrate through the first bolt through holes (107) and the sleeve upper fixing plate bolt through holes (306) and are fixedly connected with nuts; the sleeve pipe is characterized in that the lower portion of the front end of the sleeve pipe connecting plate (301.2) is fixedly connected with a sleeve pipe lower fixing plate (301.4) perpendicular to the sleeve pipe lower fixing plate, sleeve pipe lower fixing plate bolt through holes (307) are formed in the sleeve pipe lower fixing plate (301.4), second bolt through holes (111) are formed in the left side and the right side of the second fixing plate (105) respectively, and bolts penetrate through the second bolt through holes (111) and the sleeve pipe lower fixing plate bolt through holes (307) and are fixedly connected with nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811563668.1A CN109616965B (en) | 2018-12-20 | 2018-12-20 | High-voltage cable support structure of cable tunnel |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811563668.1A CN109616965B (en) | 2018-12-20 | 2018-12-20 | High-voltage cable support structure of cable tunnel |
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| CN109616965A CN109616965A (en) | 2019-04-12 |
| CN109616965B true CN109616965B (en) | 2021-09-03 |
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| CN110739654A (en) * | 2019-11-12 | 2020-01-31 | 南通市莱特电气科技发展有限公司 | cable mounting bracket convenient to mount and dismount |
| CN110984222A (en) * | 2019-12-17 | 2020-04-10 | 江苏安荣电气设备有限公司 | Urban rail transit pipeline integrated system |
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|---|---|---|---|---|
| CN106949307A (en) * | 2017-04-07 | 2017-07-14 | 深圳供电规划设计院有限公司 | A kind of assembled tunnel frame |
| CN206759015U (en) * | 2017-05-24 | 2017-12-15 | 中隧隧盾国际建设工程有限公司 | Shield tunnel fixes cable bearer temporarily |
| CN208078533U (en) * | 2017-06-20 | 2018-11-09 | 燕山大学里仁学院 | Power cable is laid with holder |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20070204547A1 (en) * | 2006-03-03 | 2007-09-06 | Fox Michael C | Electrical service conduit system and method of use |
| GB2530530A (en) * | 2014-09-25 | 2016-03-30 | Josh Mackie | Detachable strap fitted by the means of a double-headed component |
| CN206486904U (en) * | 2017-01-17 | 2017-09-12 | 喀什华达建设工程有限责任公司 | A kind of underground pipe gallery mounting system |
| KR101890060B1 (en) * | 2017-03-10 | 2018-08-21 | 이근승 | Exposed type measuring instrument box |
| CN208142787U (en) * | 2018-05-17 | 2018-11-23 | 国运电缆（天津）有限公司 | Aluminium alloy aerial insulated cable fixes device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949307A (en) * | 2017-04-07 | 2017-07-14 | 深圳供电规划设计院有限公司 | A kind of assembled tunnel frame |
| CN206759015U (en) * | 2017-05-24 | 2017-12-15 | 中隧隧盾国际建设工程有限公司 | Shield tunnel fixes cable bearer temporarily |
| CN208078533U (en) * | 2017-06-20 | 2018-11-09 | 燕山大学里仁学院 | Power cable is laid with holder |
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Address after: 430040 1 new bridge four, Jin Yin Hu Street, Dongxihu District, Wuhan, Hubei Patentee after: Hubei Electric Power Planning, Design and Research Institute Co.,Ltd. Address before: 430040 1 new bridge four, Jin Yin Hu Street, Dongxihu District, Wuhan, Hubei Patentee before: POWERCHINA HUBEI ELECTRIC ENGINEERING Corp.,Ltd. |