Tunnel cable support

Abstract

The utility model discloses a tunnel cable support. A support body comprises a movable bottom plate and installation rod bodies connected to the two sides of the movable bottom plate in a telescopic mode. At least two rollers are arranged on the movable bottom plate; the two ends of the bracket main body are pivotally connected with the two mounting rod main bodies respectively; at least one first mounting lug is hinged to at least one side of the mounting rod main body, and a mounting hole is formed in the first mounting lug; a cable supporting rod is arranged on the mounting rod body, a connecting piece is fixed to the mounting rod body, a mounting groove is formed in the connecting piece, a plurality of staggered clamping grooves are formed in the two sides of the mounting groove respectively, the cable supporting rod comprises a mounting part and a main rod body fixedly connected with the mounting part, and the two ends of the mounting part enter the clamping grooves respectively to achieve angle adjustment. The cable supporting device is simple in structure, the cable supporting device can enter a tunnel to be carried conveniently through the arranged idler wheels, a first clamp can be installed on the cable supporting rod so that a cable can be fixed conveniently, and the cable supporting rod can be matched with cables bearing various masses through angle adjustment of the cable supporting rod.

Description

Technical Field

[0001] The utility model belongs to the technical field of power distribution cable installation, and in particular relates to a tunnel cable bracket. Background Art

[0002] Cable is a device for transmitting electric energy or signals, usually composed of several or several groups of wires. With the continuous expansion and updating of the power grid, in order to adapt to the needs of the development of the power system, the voltage level of the urban power transmission line is constantly increasing, and the cross-section of the cable is also constantly increasing. The cables are laid in cable trenches and tunnels, and are generally fixed with brackets. Commonly used brackets are angle steel brackets and prefabricated brackets. Since the tunnel does not occupy ground space and can be built in advance, it is well prepared for future cable laying facilities, solves the problem of multiple construction road damage, and is conducive to the improvement of the city appearance and environment. The design and application of power cable tunnels are increasing. However, due to the long length of the tunnel, the existing bracket structure is difficult to carry and difficult to install. Therefore, it is very important to obtain a tunnel cable bracket that is easy to move and install. Utility Model Content

[0003] To solve at least one of the above-mentioned technical problems, the utility model provides a tunnel cable bracket, comprising at least one group of bracket bodies, the bracket body comprising a movable base plate and a mounting rod body telescopically connected to both sides of the movable base plate; at least two rollers are provided on the movable base plate; both ends of the bracket body are pivotally connected to the two mounting rod bodies respectively; at least one first mounting ear is hinged on at least one side of the mounting rod body, and a mounting hole is provided on the first mounting ear; a cable support rod is provided on the mounting rod body, a connecting piece is fixed on the mounting rod body, a mounting groove is provided on the connecting piece, and a number of staggered card slots are respectively provided on both sides of the mounting groove, the cable support rod comprises a mounting part and a main rod body fixedly connected to the mounting part, and the two ends of the mounting part respectively enter the card slots to realize angle adjustment.

[0004] Through the above technical solution, since the tunnel is long and narrow, the provided movable bottom plate can help the utility model move in the tunnel, making it easy to carry and enter; the hinged first mounting ear can facilitate the fixed installation of the mounting rod body.

[0005] The mounting slot and the cable support rod are adjustable, that is, the mounting portion of the cable support rod can be inserted into different mounting slots to achieve angle adjustment.

[0006] As a preferred embodiment, the movable base plate includes two telescopically connected support plates, one support plate is inserted into the other support plate, and both support plates have linearly arranged mounting holes, and the telescopic lengths of the two support plates can be adjusted according to the mounting holes to adapt to tunnels of various sizes.

[0007] As a preferred embodiment of the above, each support plate is provided with at least one roller, a first telescopic cavity is opened on the support plate, a first rod body moving in the first telescopic cavity is fixed on the roller, and a spring is provided on the outer sleeve of the first rod body between the roller and the outer wall of the first telescopic cavity.

[0008] Through the above technical solution, second mounting ears are provided on both sides of the support plate, and the second mounting ears can be connected to the openings on the tunnel floor through fasteners, or cement can be filled in after the fasteners are installed for fixing.

[0009] After being installed through the second mounting ear, the spring will be compressed, causing the roller to enter the first telescopic cavity to prevent the support plate from moving.

[0010] As a preferred embodiment of the above, a first connecting rod is fixed between corresponding support plates of two adjacent bracket bodies, and a second connecting rod is fixed between two adjacent mounting rod bodies.

[0011] Through the above technical solution, the first connecting member and the second connecting member can form a prism between two adjacent bracket bodies.

[0012] As a preferred embodiment of the above, the mounting rod body includes a plurality of hinged mounting parts.

[0013] Through the above technical solution, several installation parts are hinged and can adapt to the curvature of the tunnel.

[0014] Compared with the prior art, the advantages of the utility model are: the utility model has a simple structure, and the rollers it is equipped with facilitate the utility model to enter the tunnel for transportation, a clamp can be installed on the cable support rod to facilitate the fixation of the cable, and the angle of the cable support rod can be adjusted to adapt to cables of various weights. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a cross-sectional schematic diagram of the utility model;

[0016] Figure 2 It is a partial stereogram of the utility model;

[0017] Figure 3 It is a partial top view of the utility model;

[0018] Figure 4 This is a schematic diagram of the cable support rod connection structure of the utility model;

[0019] Figure 5 This is a schematic diagram of the cable support rod after adjustment;

[0020] Reference numerals:

[0021] 101 movable bottom plate; 1011 support plate; 1012 mounting hole; 1013 first telescopic cavity; 1014 second mounting ear;

[0022] 102 mounting rod body; 1021 first mounting ear; 103 cable support rod; 1031 mounting portion; 1032 main rod body; 1033 mounting split body;

[0023] 104 connecting piece; 105 mounting slot; 106 card slot;

[0024] 107 roller; 1071 first rod body; 1072 spring;

[0025] 108 first connecting rod; 109 second connecting rod. DETAILED DESCRIPTION

[0026] In order to enable those skilled in the art to better understand the present invention and to more clearly define the scope of protection claimed by the present invention, the present invention is described in detail below with respect to certain specific embodiments of the present invention. It should be noted that the following are only certain specific implementation methods of the present invention, which are only part of the embodiments of the present invention, and the specific and direct description of the relevant structures is only for the convenience of understanding the present invention, and the specific features do not naturally and directly limit the scope of implementation of the present invention.

[0027] As shown in the accompanying drawings, the utility model adopts the following technical scheme: a tunnel cable bracket, comprising at least one group of bracket bodies, the bracket body comprising a movable base plate 101, a mounting rod body 102 which is telescopically connected to both sides of the movable base plate 101; at least two rollers 107 are provided on the movable base plate 101; both ends of the bracket body are pivotally connected to the two mounting rod bodies 102 respectively; at least one side of the mounting rod body 102 is hinged with at least one first mounting ear 1021, and a mounting hole 1012 is provided on the first mounting ear 1021; a cable support rod 103 is provided on the mounting rod body 102, a connecting member 104 is fixed on the mounting rod body 102, a mounting groove 105 is provided on the connecting member 104, and a plurality of staggered card grooves 106 are respectively provided on both sides of the mounting groove 105, the cable support rod 103 comprises a mounting portion 1031 and a main rod body 1032 fixedly connected to the mounting portion 1031, and both ends of the mounting portion 1031 enter the card groove 106 respectively to realize angle adjustment.

[0028] Through the above technical solution, since the tunnel is long and narrow, the movable bottom plate 101 can help the utility model move in the tunnel, which is convenient for carrying and entering; the hinged first mounting ear 1021 can facilitate the fixed installation of the mounting rod body 102.

[0029] The mounting slot 105 and the cable support rod 103 are adjustable, that is, the mounting portion 1031 of the cable support rod 103 can be inserted into different mounting slots 105 to achieve angle adjustment.

[0030] As a preferred embodiment, the movable base plate 101 includes two telescopically connected support plates 1011. One support plate 1011 is inserted into the other support plate 1011, and both support plates 1011 are provided with linearly arranged mounting holes 1012, and the telescopic lengths of the two support plates 1011 can be adjusted according to the mounting holes 1012 to adapt to tunnels of various sizes.

[0031] As a preferred embodiment of the above, each support plate 1011 is provided with at least one roller 107, a first telescopic cavity 1013 is opened on the support plate 1011, a first rod body 1071 which moves in the first telescopic cavity 1013 is fixed on the roller 107, and a spring 1072 is provided on the outer sleeve of the first rod body 1071 between the roller 107 and the outer wall of the first telescopic cavity 1013.

[0032] Through the above technical solution, the second mounting ears 1014 are provided on both sides of the support plate 1011, and the second mounting ears 1014 can be connected to the openings on the tunnel floor through fasteners, or cement can be filled in after the fasteners are installed for fixing.

[0033] After being installed through the second mounting ear 1014 , the spring 1072 will be compressed, so that the roller 107 enters the first telescopic cavity 1013 to prevent the support plate 1011 from moving.

[0034] As a preferred embodiment of the above, a first connecting rod 108 is fixed between the corresponding supporting plates 1011 of two adjacent bracket bodies. A second connecting rod 109 is fixed between two adjacent mounting rod bodies 102 .

[0035] Through the above technical solution, the first connecting member 104 and the second connecting member 104 can form a prism between two adjacent bracket bodies.

[0036] As a preferred embodiment of the above, the mounting rod body 102 includes a plurality of hinged mounting sub-bodies 1033 .

[0037] Through the above technical solution, several installation split bodies 1033 are hinged and can adapt to the curvature of the tunnel.

[0038] Compared with the prior art, the advantages of the present invention are: the present invention has a simple structure, and the roller 107 is provided to facilitate the present invention to enter the tunnel for transportation, and a clamp can be installed on the cable support rod 103 to facilitate the fixation of the cable, and the angle of the cable support rod 103 can be adjusted to adapt to cables of various weights.

[0039] In the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for the convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0040] So far, the technical solution of the present invention has been described in conjunction with the preferred embodiments shown in the accompanying drawings. However, it is easy for those skilled in the art to understand that the protection scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, those skilled in the art can make equivalent changes or substitutions to the relevant technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims

1. A tunnel cable support, characterized in that: It comprises at least one set of bracket bodies, wherein the bracket bodies comprise a movable bottom plate (101) and a mounting rod body (102) telescopically connected to both sides of the movable bottom plate (101); at least two rollers (107) are provided on the movable bottom plate (101); The two ends of the bracket body are respectively pivotally connected to the two mounting rod bodies (102); At least one side of the mounting rod body (102) is hinged with at least one first mounting ear (1021), and the first mounting ear (1021) is provided with a mounting hole (1012); A cable support rod (103) is provided on the mounting rod body (102), a connecting piece (104) is fixed on the mounting rod body (102), a mounting groove (105) is provided on the connecting piece (104), a plurality of staggered clamping grooves (106) are respectively provided on both sides of the mounting groove (105), the cable support rod (103) comprises a mounting portion (1031) and a main rod body (1032) fixedly connected to the mounting portion (1031), and both ends of the mounting portion (1031) respectively enter the clamping grooves (106) to achieve angle adjustment.

2. The tunnel cable support according to claim 1, characterized in that: The movable bottom plate (101) comprises two telescopically connected support plates (1011).

3. The tunnel cable support according to claim 2, characterized in that: Each of the support plates (1011) is provided with at least one roller (107); a first telescopic cavity (1013) is provided on the support plate (1011); a first rod (1071) movable in the first telescopic cavity (1013) is fixed on the roller (107); a spring (1072) is provided on the outer sleeve of the first rod (1071) between the roller (107) and the outer wall of the first telescopic cavity (1013).

4. The tunnel cable support according to claim 1, characterized in that: A first connecting rod (108) is fixed between corresponding support plates (1011) of two adjacent support bodies.

5. The tunnel cable support according to claim 1, characterized in that: A second connecting rod (109) is fixed between two adjacent mounting rod bodies (102).

6. The tunnel cable support according to claim 1, characterized in that: The mounting rod body (102) comprises a plurality of hinged mounting sub-bodies (1033).

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