CN112186674A - Variable elbow of cable bridge and construction method - Google Patents

Variable elbow of cable bridge and construction method Download PDF

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Publication number
CN112186674A
CN112186674A CN202011033441.3A CN202011033441A CN112186674A CN 112186674 A CN112186674 A CN 112186674A CN 202011033441 A CN202011033441 A CN 202011033441A CN 112186674 A CN112186674 A CN 112186674A
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China
Prior art keywords
plate
bridge
cable
cable bridge
plates
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CN202011033441.3A
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Chinese (zh)
Inventor
孙文超
蔡磊
苏洁
王发明
金国华
朱巴曙
马文书
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Kunshan Shengkang Construction Engineering Installation Co ltd
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Kunshan Shengkang Construction Engineering Installation Co ltd
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Priority to CN202011033441.3A priority Critical patent/CN112186674A/en
Publication of CN112186674A publication Critical patent/CN112186674A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/02Details
    • H02G3/06Joints for connecting lengths of protective tubing or channels, to each other or to casings, e.g. to distribution boxes; Ensuring electrical continuity in the joint
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/30Installations of cables or lines on walls, floors or ceilings
    • H02G3/34Installations of cables or lines on walls, floors or ceilings using separate protective tubing

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Laying Of Electric Cables Or Lines Outside (AREA)

Abstract

The application relates to the technical field of cable installation equipment, in particular to a variable elbow of a cable bridge and a construction method, and the variable elbow of the cable bridge has the technical scheme that a main cable bridge comprises a first bottom plate and first side plates arranged on two sides of the first bottom plate, a branch cable bridge comprises a second bottom plate and second side plates arranged on two sides of the second bottom plate, and the main cable bridge and the branch cable bridge are both in U-shaped groove structures; the one end that two first curb plates are close to and divide the cable testing bridge all is provided with first connecting plate, and the one end that two second curb plates are close to main cable testing bridge all is provided with the second connecting plate, and first connecting plate all is the arc setting with the second connecting plate, and first connecting plate rotates the setting with the second connecting plate that corresponds. The bending angle between the main cable bridge and the branch cable bridge can be adjusted at will according to the radian of the wall corner of the wall body, on-site cutting or customization is not needed, and the construction efficiency of the elbow is improved conveniently.

Description

Variable elbow of cable bridge and construction method
Technical Field
The application relates to the technical field of cable installation equipment, in particular to a variable elbow of a cable bridge and a construction method.
Background
With the development of intelligent buildings, an alternating current strong current system, a weak current system, a direct current strong current system and various automatic systems, such as a building automatic system, an office automatic system, a communication automatic system and the like, often exist in the same building at the same time. Therefore, it is necessary to simultaneously lay various types of cables such as an ac strong electric cable, a dc strong electric cable, a communication cable in weak current, and a control cable. Various cables need to be separately routed when designing the routing, and thus cable trays for routing cables are increasingly used in a wide range.
The cable bridge is generally suitable for places such as large enterprises, large engineering power transformation, cable erection, cable laying of large bridges and subways, offshore drilling and the like. Most of the existing cable bridges are made of integral metal frames, so that the integral structure is heavy, the manufacturing cost is high, and the transportation, the assembly and the disassembly are not facilitated.
The cable bridge generally adopts the structure that multisection subassembly was assembled, need use the elbow to carry out the transition in the bent angle department of wall body. Before the elbow is installed, often need the installer to utilize angle mill and electric welding machine scene to cut, electric weld the elbow that the bent angle department of preparation and wall body suited according to the on-the-spot condition, perhaps measure the mill and customize the processing to the scale, waste time and energy for the efficiency of construction is lower.
Disclosure of Invention
In order to improve the construction efficiency, the application provides a variable elbow of a cable bridge and a construction method.
In a first aspect, the application provides a variable elbow for a cable bridge, which adopts the following technical scheme:
a cable bridge variable elbow comprises a main cable bridge and a branch cable bridge, wherein the main cable bridge comprises a first bottom plate and first side plates arranged on two sides of the first bottom plate, the branch cable bridge comprises a second bottom plate and second side plates arranged on two sides of the second bottom plate, and the main cable bridge and the branch cable bridge are both in U-shaped groove structures;
two the one end that first curb plate is close to and divides the cable crane span structure all is provided with first connecting plate, two the one end that the second curb plate is close to main cable crane span structure all is provided with the second connecting plate, first connecting plate all is the arc setting with the second connecting plate, first connecting plate rotates the setting with the second connecting plate that corresponds.
By adopting the technical scheme, the bending angle between the main cable bridge and the branch cable bridge can be adjusted at will according to the radian of the wall corner of the wall body, and the site cutting or customization is not needed, so that the construction efficiency of the elbow is improved conveniently;
on the other hand, first connecting plate all is the arc setting with the second connecting plate, the rotation of being convenient for main cable bridge connection and dividing the cable crane span structure.
Preferably, the length of the first connecting plate is the same as the height of the main cable tray, and the length of the second connecting plate is the same as the height of the sub cable tray.
Through adopting above-mentioned technical scheme, be convenient for main cable testing bridge and divide the installation of cable testing bridge when cable testing bridge rotates, and then improve the efficiency of construction.
Preferably, a bottom surface sealing plate is arranged between the first bottom plate and the second bottom plate, and the bottom surface sealing plate is matched with the bending radians between the main cable bridge and the sub cable bridge.
By adopting the technical scheme, the arrangement of the bottom surface sealing plate is convenient for improving the connection stability of the main cable bridge and the branch cable bridge, so that the service life of the elbow is prolonged;
on the other hand, the bottom surface shrouding sets up between main cable bridge and divide the cable crane span structure, effectively reduces impurity, foreign matter etc. and gets into in main cable crane span structure and the cable crane span structure that divides and cause the probability of damage to the cable.
Preferably, a first cover plate is arranged between the two first side plates and positioned at the top of the two first side plates, a first groove is formed in the top end of each first side plate, and a first positioning block used for extending into the first groove is arranged on each first cover plate;
a second cover plate is arranged between the two second side plates and positioned at the top of the second side plates, second grooves are formed in the top ends of the second side plates, and second positioning blocks used for extending into the second grooves are arranged on the second cover plates.
Through adopting above-mentioned technical scheme, the setting of first apron and second apron further reduces impurity, foreign matter etc. and gets into in main cable testing bridge and the branch cable testing bridge and cause the probability of damage to the cable.
Preferably, the first cover plate comprises a first top plate and first mounting plates arranged on two sides of the first top plate, the first top plate and the first mounting plates are in a U-shaped groove structure, and the first mounting plates are abutted to the outer walls of the corresponding first side plates;
the second apron includes the second roof and sets up the second mounting panel in second roof both sides, the second roof is U type slot structure with the second mounting panel, the second mounting panel offsets with the outer wall of the second curb plate that corresponds.
By adopting the technical scheme, the connection stability between the first cover plate and the main cable bridge and between the second cover plate and the branch cable bridge are increased conveniently.
Preferably, a first mounting hole penetrates through the first mounting plate, a first positioning hole corresponding to the first mounting hole is formed in the first side plate, and a first fixing rod is arranged between the first mounting hole and the corresponding first positioning hole;
the second mounting plate is provided with a second mounting hole in a penetrating mode, a second positioning hole corresponding to the second mounting hole is formed in the second side plate, and a second fixing rod is arranged between the second mounting hole and the corresponding second positioning hole.
Through adopting above-mentioned technical scheme, the installation and the dismantlement of first apron and second apron of being convenient for are lapped with the setting of second dead lever to first dead lever, and then are convenient for improve the efficiency of construction of elbow.
Preferably, the first top plate and the second top plate are provided with top surface sealing plates, and the top surface sealing plates are matched with bending radians between the main cable bridge and the branch cable bridge.
By adopting the technical scheme, the arrangement of the top surface sealing plate is convenient for increasing the connection stability between the first top plate and the second top plate, so that the stability between the main cable bridge and the branch cable bridge is convenient for improving, the construction efficiency is convenient to improve, and the service life of the variable elbow is prolonged;
on the other hand, the probability that the cable is damaged due to the fact that impurities, foreign matters and the like enter the main cable bridge and the branch cable bridges is effectively reduced.
Preferably, the first side plate is arranged in a hollow manner and is provided with a first cavity, the first positioning hole is communicated with the first cavity, and the first fixing rod penetrates through the first mounting hole and the first positioning hole and extends into the first cavity;
the second side plate is arranged in a hollow mode and is provided with a second cavity, the second positioning hole is communicated with the second cavity, and the second fixing rod penetrates through the second mounting hole and the second positioning hole and extends into the second cavity.
By adopting the technical scheme, the first fixing rod extends into the first cavity, so that the first cover plate and the main cable can be conveniently fixed to be bridged, and the probability of damage to the cable caused by the contact of the cable and the first fixing rod is effectively reduced; the second dead lever stretches into in the second cavity, is convenient for fix the second apron with divide cable bridging, further reduces the cable and contacts and cause the probability of damage to the cable with the second dead lever.
Preferably, a plurality of first supporting plates are arranged in the first cavity, and a plurality of second supporting plates are arranged in the second cavity.
Through adopting above-mentioned technical scheme, the intensity of first curb plate and second curb plate is convenient for strengthen in the setting of first backup pad and second backup pad, is convenient for improve the life of elbow.
In a second aspect, the application provides a construction method for a variable elbow of a cable bridge, which adopts the following technical scheme:
a construction method based on the cable bridge frame variable elbow comprises the following steps:
adjusting the positions of a main cable bridge and a branch cable bridge according to the bending angle at the wall corner of the wall body;
bending the bottom surface sealing plate according to the bending radians of the main cable bridge and the branch cable bridge, and installing the bottom surface sealing plate at the bottom ends of the main cable bridge and the branch cable bridge;
a first cover plate is arranged at the top end of the main cable bridge, and a second cover plate is arranged at the top end of the branch cable bridge;
and bending the top surface sealing plate according to the bending radians of the main cable bridge and the branch cable bridge, and fixing the top surface sealing plate between the first cover plate and the second cover plate.
By adopting the technical scheme, the bending angle between the main cable bridge and the branch cable bridge can be adjusted freely according to the radian of the wall corner of the wall body, on-site cutting or customization is not needed, and the construction efficiency of the elbow is improved conveniently.
In summary, the present application includes at least one of the following beneficial technical effects:
1. through the arrangement of the first connecting plate and the second connecting plate, the bending angle between the main cable bridge and the branch cable bridge can be adjusted at will according to the radian of the wall corner of the wall body, on-site cutting or customization is not needed, and the construction efficiency of the elbow is improved conveniently;
2. the setting of top surface shrouding is convenient for increase the connection stability between first roof and the second roof to be convenient for improve the main cable crane span structure and divide the stability between the cable crane span structure, when being convenient for improve the efficiency of construction, be convenient for prolong the life of variable elbow.
Drawings
FIG. 1 is a schematic structural diagram of a main cable tray and a branch cable tray according to an embodiment of the present disclosure;
FIG. 2 is a schematic structural diagram illustrating a connection relationship between a main cable tray and a sub cable tray according to an embodiment of the present application;
FIG. 3 is a cross-sectional view of a main cable tray shown in an embodiment of the present application;
FIG. 4 is a cross-sectional view of a distribution cable tray shown in an embodiment of the present application;
fig. 5 is a schematic structural diagram illustrating a connection relationship between a bottom sealing plate and a main cable tray and a branch cable bridge according to an embodiment of the present application;
FIG. 6 is an exploded view of a variable elbow shown in an embodiment of the present application;
fig. 7 is a schematic view of the overall structure of the variable elbow according to the embodiment of the present application.
Description of reference numerals: 1. a main cable bridge; 11. a first base plate; 12. a first side plate; 13. a first cavity; 14. a first support plate; 15. a first connecting plate; 16. a first connection hole; 2. a cable tray; 21. a second base plate; 22. a second side plate; 23. a second cavity; 24. a second support plate; 25. a second connecting plate; 26. a second connection hole; 27. rotating the rod; 271. a nut; 28. a first fixing hole; 29. a second fixing hole; 291. positioning the bolt; 3. a bottom surface sealing plate; 31. a first abdicating hole; 32. a second abdicating hole; 33. a first through hole; 34. a second through hole; 4. a first cover plate; 41. a first top plate; 42. a first mounting plate; 43. a first groove; 44. a first positioning block; 45. a first mounting hole; 46. a first positioning hole; 47. a first fixing lever; 5. a second cover plate; 51. a second top plate; 52. a second mounting plate; 53. a second groove; 54. a second positioning block; 55. a second mounting hole; 56. a second positioning hole; 57. a second fixing bar; 6. a top surface sealing plate; 61. a via hole; 62. a communicating hole; 63. and (5) fixing the bolt.
Detailed Description
The present application is described in further detail below with reference to figures 1-7.
The embodiment of the application discloses a variable elbow of a cable bridge. Referring to fig. 1, the cable tray comprises a main cable tray 1 and a branch cable tray 2, the main cable tray 1 comprises a first bottom plate 11 and first side plates 12 arranged on two sides of the first bottom plate 11, the branch cable tray 2 comprises a second bottom plate 21 and second side plates 22 arranged on two sides of the second bottom plate 21, and the main cable tray 1 and the branch cable tray 2 are both in a U-shaped groove structure.
Referring to fig. 1, one end of each of two first side plates 12 close to the cable tray 2 is provided with a first connecting plate 15, one end of each of two second side plates 22 close to the main cable tray 1 is provided with a second connecting plate 25, each of the first connecting plates 15 and the second connecting plates 25 is arc-shaped, the length of each of the first connecting plates 15 is the same as the height of the main cable tray 1, the length of each of the second connecting plates 25 is the same as the height of the cable tray 2, the height of the main cable tray 1 is the same as the height of the cable tray 2, and the first connecting plates 15 and the second connecting plates 25 are convenient to rotate.
Referring to fig. 1 and 2, a first connection hole 16 is formed through the first connection plate 15, a second connection hole 26 is formed through the second connection plate 25, a rotation rod 27 is jointly arranged in the first connection hole 16 and the corresponding second connection hole 26, a nut 271 is screwed on the rotation rod 27, and the rotation rod 27 is used as an axis for rotation of the first connection plate 15 and the second connection plate 25.
Referring to fig. 1 and 2, a plurality of first fixing holes 28 are uniformly formed in the first connecting plate 15 along the circumferential direction of the first connecting hole 16, a plurality of second fixing holes 29 corresponding to the first fixing holes 28 are formed in the second connecting plate 25 along the circumferential direction of the second connecting hole 26, positioning bolts 291 are commonly arranged in the first fixing holes 28 and the second fixing holes 29, and the number and the distribution positions of the first fixing holes 28 and the second fixing holes 29 can be set according to the bending angle of the elbow.
Referring to fig. 2, when an elbow needs to be installed, the positions of the main cable tray 1 and the sub cable tray 2 are adjusted according to the bending angle at the wall corner of the wall, and after the positions are adjusted, the nut 271 is rotated so that the nut 271 abuts against the second connecting plate 25, and the main cable tray 1 and the sub cable tray 2 are further fixed through the positioning bolt 291.
Referring to fig. 3 and 4, the first side plate 12 is hollow and is formed with a first cavity 13, and a plurality of first supporting plates 14 are disposed in the first cavity 13 for increasing the strength of the first side plate 12; the second side plate 22 is hollow and is formed with a second cavity 23, and a plurality of second supporting plates 24 are arranged in the second cavity 23 for increasing the strength of the second side plate 22.
Referring to fig. 5, a bottom surface sealing plate 3 is disposed between the first bottom plate 11 and the second bottom plate 21, and the bottom surface sealing plate 3 is adapted to the bending angles of the main cable bridge 1 and the sub cable bridge 2. The first bottom plate 11 is provided with a first yielding hole 31 in a penetrating manner, and the second bottom plate 21 is provided with a second yielding hole 32 in a penetrating manner. The bottom surface shrouding 3 is last to be provided with the first through-hole 33 corresponding with first hole 31 of stepping down and to step down the second through-hole 34 that the hole 32 is corresponding with the second, and second through-hole 34 is provided with a plurality ofly, and a plurality of second through-holes 34 set up along the length direction of bottom surface shrouding 3, is convenient for adjust the radian of buckling of bottom surface shrouding 3 according to the angle of buckling of main cable testing bridge 1 and branch cable testing bridge 2.
Referring to fig. 6, the first cover plates 4 are disposed on the tops of the two first side plates 12, each first cover plate 4 includes a first top plate 41 and first mounting plates 42 disposed on two sides of the first top plate 41, the first top plates 41 and the first mounting plates 42 are U-shaped groove structures, and the first mounting plates 42 abut against the outer walls of the corresponding first side plates 12. The top of two second curb plates 22 is provided with second apron 5, and second apron 5 includes second roof 51 and sets up the second mounting panel 52 in second roof 51 both sides, and second roof 51 is U type slot structure with second mounting panel 52, and second mounting panel 52 offsets with the outer wall that corresponds second curb plate 22.
Referring to fig. 6, a first groove 43 is formed at the top end of the first side plate 12 in a downward recessed manner, and a first positioning block 44 for extending into the first groove 43 is arranged at the bottom end of the first top plate 41; the top end of the second side plate 22 is recessed downwards to form a second groove 53, and the bottom end of the second top plate 51 is provided with a second positioning block 54 extending into the second groove 53.
Referring to fig. 6, a first mounting hole 45 is formed through the first mounting plate 42, a first positioning hole 46 corresponding to the first mounting hole 45 is formed in the first side plate 12, the first positioning hole 46 is provided in a plurality, the first positioning holes 46 are uniformly distributed along the length direction of the first side plate 12, the position of the first cover plate 4 is convenient to adjust, and a first fixing rod 47 is arranged between the first mounting hole 45 and the corresponding first positioning hole 46. The second mounting plate 52 is provided with a second mounting hole 55 in a penetrating manner, the second side plate 22 is provided with a plurality of second positioning holes 56 corresponding to the second mounting hole 55, the plurality of second positioning holes 56 are uniformly distributed along the length direction of the second side plate 22, so that the position of the second cover plate 5 can be adjusted conveniently, and a second fixing rod 57 is arranged between each second mounting hole 55 and the corresponding second positioning hole 56.
Referring to fig. 6 and 7, a top surface sealing plate 6 is disposed between the first top plate 41 and the second top plate 51, and the top surface sealing plate 6 is adapted to the bending angle between the main cable tray 1 and the sub cable tray 2. The first top plate 41 and the second top plate 51 are provided with through holes 61, the top surface sealing plate 6 is provided with communication holes 62 corresponding to the first through holes 61, and fixing bolts 63 are inserted into the through holes 61 and the communication holes 62.
The implementation principle of the variable elbow of the cable bridge frame in the embodiment of the application is as follows:
when the elbow needs to be installed, the positions of the main cable bridge 1 and the branch cable bridge 2 are adjusted according to the bending angle at the wall corner of the wall body, after the positions are adjusted, the screw cap 271 is rotated, the screw cap 271 is abutted to the second connecting plate 25, and the main cable bridge 1 and the branch cable bridge 2 are further fixed through the positioning bolt 291.
After the main cable bridge 1 and the branch cable bridge 2 are fixed, the bottom surface sealing plate 3 is bent according to the bending radians of the main cable bridge 1 and the branch cable bridge 2, and the bottom surface sealing plate 3 is fixed on the main cable bridge 1 and the branch cable bridge 2; the first cover plate 4 and the second cover plate 5 are then fixed.
After the first cover plate 4 and the second cover plate 5 are fixed, the top surface sealing plate 6 is bent according to the bending radians of the main cable bridge 1 and the branch cable bridge 2, the top surface sealing plate 6 is fixed, and at the moment, the installation of the cable bridge elbow is completed.
The embodiment of the application also discloses a construction method of the variable elbow of the cable bridge, which comprises the following steps:
adjusting the positions of a main cable bridge 1 and a branch cable bridge 2 according to the bending angle at the wall corner of the wall body;
bending the bottom surface sealing plate 3 according to the bending radians of the main cable bridge 1 and the branch cable bridge 2, and installing the bottom surface sealing plate 3 at the bottom ends of the main cable bridge 1 and the branch cable bridge 2;
a first cover plate 4 is arranged at the top end of the main cable bridge 1, and a second cover plate 5 is arranged at the top end of the branch cable bridge 2;
and bending the top surface sealing plate 6 according to the bending radians of the main cable bridge 1 and the branch cable bridge 2, and fixing the top surface sealing plate 6 between the first cover plate 4 and the second cover plate 5.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. The utility model provides a variable elbow of cable testing bridge which characterized in that: the cable distribution bridge comprises a main cable bridge (1) and cable distribution bridges (2), wherein the main cable bridge (1) comprises a first bottom plate (11) and first side plates (12) arranged on two sides of the first bottom plate (11), the cable distribution bridges (2) comprise second bottom plates (21) and second side plates (22) arranged on two sides of the second bottom plates (21), and the main cable bridge (1) and the cable distribution bridges (2) are of U-shaped groove structures;
two one end that first curb plate (12) are close to branch cable testing bridge (2) all is provided with first connecting plate (15), two the one end that second curb plate (22) are close to main cable testing bridge (1) all is provided with second connecting plate (25), first connecting plate (15) all are the arc setting with second connecting plate (25), first connecting plate (15) rotate the setting with second connecting plate (25) that correspond.
2. The cable tray variable elbow of claim 1, wherein: the length of the first connecting plate (15) is the same as the height of the main cable bridge (1), and the length of the second connecting plate (25) is the same as the height of the branch cable bridge (2).
3. The cable tray variable elbow of claim 1, wherein: a bottom surface sealing plate (3) is arranged between the first bottom plate (11) and the second bottom plate (21), and the bending radians of the bottom surface sealing plate (3) are matched with those of the main cable bridge (1) and the branch cable bridge (2).
4. The cable tray variable elbow of claim 1, wherein: a first cover plate (4) is arranged between the two first side plates (12) and positioned at the top of the two first side plates, a first groove (43) is formed in the top end of each first side plate (12), and a first positioning block (44) used for extending into the first groove (43) is arranged on each first cover plate (4);
a second cover plate (5) is arranged between the two second side plates (22) and positioned at the top of the second side plates, second grooves (53) are formed in the top ends of the second side plates (22), and second positioning blocks (54) extending into the second grooves (53) are arranged on the second cover plate (5).
5. The cable tray variable elbow of claim 4, wherein: the first cover plate (4) comprises a first top plate (41) and first mounting plates (42) arranged on two sides of the first top plate (41), the first top plate (41) and the first mounting plates (42) are in a U-shaped groove structure, and the first mounting plates (42) are abutted to the outer walls of the corresponding first side plates (12);
the second apron (5) include second roof (51) and set up second mounting panel (52) in second roof (51) both sides, second roof (51) are U type slot structure with second mounting panel (52), second mounting panel (52) offset with the outer wall of the second curb plate (22) that corresponds.
6. The cable tray variable elbow of claim 5, wherein: a first mounting hole (45) penetrates through the first mounting plate (42), a first positioning hole (46) corresponding to the first mounting hole (45) is formed in the first side plate (12), and a first fixing rod (47) is arranged between the first mounting hole (45) and the corresponding first positioning hole (46);
a second mounting hole (55) penetrates through the second mounting plate (52), a second positioning hole (56) corresponding to the second mounting hole (55) is formed in the second side plate (22), and a second fixing rod (57) is arranged between the second mounting hole (55) and the corresponding second positioning hole (56).
7. The cable tray variable elbow of claim 5, wherein: the first top plate (41) and the second top plate (51) are provided with top surface sealing plates (6), and the bending radians of the top surface sealing plates (6) are matched with those of the main cable bridge (1) and the branch cable bridge (2).
8. The cable tray variable elbow of claim 6, wherein: the first side plate (12) is arranged in a hollow mode and is provided with a first cavity (13), the first positioning hole (46) is communicated with the first cavity (13), and the first fixing rod (47) penetrates through the first mounting hole (45) and the first positioning hole (46) and extends into the first cavity (13);
the second side plate (22) is arranged in a hollow mode and is provided with a second cavity (23), the second positioning hole (56) is communicated with the second cavity (23), and the second fixing rod (57) penetrates through the second mounting hole (55) and the second positioning hole (56) and extends into the second cavity (23).
9. The cable tray variable elbow of claim 8, wherein: a plurality of first supporting plates (14) are arranged in the first cavity (13), and a plurality of second supporting plates (24) are arranged in the second cavity (23).
10. A construction method of the cable bridge frame variable elbow based on the claims 1-9, which is characterized by comprising the following steps:
the positions of a main cable bridge (1) and a branch cable bridge (2) are adjusted according to the bending angle of the wall corner of the wall body;
bending the bottom surface sealing plate (3) according to the bending radians of the main cable bridge (1) and the branch cable bridges (2), and installing the bottom surface sealing plate (3) at the bottom ends of the main cable bridge (1) and the branch cable bridges (2);
a first cover plate (4) is arranged at the top end of the main cable bridge (1), and a second cover plate (5) is arranged at the top end of the branch cable bridge (2);
the top surface sealing plate (6) is bent according to the bending radians of the main cable bridge (1) and the branch cable bridge (2), and the top surface sealing plate (6) is fixed between the first cover plate (4) and the second cover plate (5).
CN202011033441.3A 2020-09-27 2020-09-27 Variable elbow of cable bridge and construction method Pending CN112186674A (en)

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Application Number Priority Date Filing Date Title
CN202011033441.3A CN112186674A (en) 2020-09-27 2020-09-27 Variable elbow of cable bridge and construction method

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Application Number Priority Date Filing Date Title
CN202011033441.3A CN112186674A (en) 2020-09-27 2020-09-27 Variable elbow of cable bridge and construction method

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Publication Number Publication Date
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Application Number Title Priority Date Filing Date
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113972607A (en) * 2021-11-05 2022-01-25 河南中坤实业有限公司 Groove type cable bridge
CN114094522A (en) * 2021-11-11 2022-02-25 湖南惟创环境科技有限公司 Separated joint for bridge frame
CN115459176A (en) * 2022-09-16 2022-12-09 中新合创建设集团有限公司 Installation structure and construction method of cable bridge

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CN206685821U (en) * 2017-03-09 2017-11-28 昆明天经电力设备有限公司 A kind of novel slot fire-proof cable bridge rack
CN209282752U (en) * 2019-01-21 2019-08-20 徐芳洋 A kind of cable bridge that modulability is high tune wide sheet
CN210217315U (en) * 2019-05-23 2020-03-31 高志端 Detachable artifical contact net pole setting ware
CN211320813U (en) * 2019-10-22 2020-08-21 深圳市名家汇科技股份有限公司 Cable bridge

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CN205921318U (en) * 2016-08-29 2017-02-01 威海华通开关设备有限公司 High -low pressure distribution crane span structure turns to elbow
CN206685821U (en) * 2017-03-09 2017-11-28 昆明天经电力设备有限公司 A kind of novel slot fire-proof cable bridge rack
CN209282752U (en) * 2019-01-21 2019-08-20 徐芳洋 A kind of cable bridge that modulability is high tune wide sheet
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CN211320813U (en) * 2019-10-22 2020-08-21 深圳市名家汇科技股份有限公司 Cable bridge

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CN113972607A (en) * 2021-11-05 2022-01-25 河南中坤实业有限公司 Groove type cable bridge
CN114094522A (en) * 2021-11-11 2022-02-25 湖南惟创环境科技有限公司 Separated joint for bridge frame
CN115459176A (en) * 2022-09-16 2022-12-09 中新合创建设集团有限公司 Installation structure and construction method of cable bridge
CN115459176B (en) * 2022-09-16 2024-08-27 中新合创建设集团有限公司 Mounting structure and construction method of cable bridge

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