CN216929543U

CN216929543U - Cable trench integral type mounting structure

Info

Publication number: CN216929543U
Application number: CN202122704026.2U
Authority: CN
Inventors: 王海光; 程敏; 申红波; 王爽; 任龙飞; 马睿; 秦丽华; 孟凡一; 孟令昆; 张修宇; 鲁兆乾; 杨娜; 王新华; 马啸; 贾玉洁
Original assignee: Yanjin County Branch Xinxiang Huayuan Electric Power Group Co ltd; State Grid Henan Electric Power Company Yanjin Power Supply Co; State Grid Corp of China SGCC; Xinxiang Power Supply Co of State Grid Henan Electric Power Co Ltd
Current assignee: Yanjin County Branch Xinxiang Huayuan Electric Power Group Co ltd; State Grid Henan Electric Power Company Yanjin Power Supply Co; State Grid Corp of China SGCC; Xinxiang Power Supply Co of State Grid Henan Electric Power Co Ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-07-08
Anticipated expiration: 2031-11-08

Abstract

The utility model discloses an integrated installation structure of a cable duct, which comprises a fixing bolt, an installation wall plate, a cable bracket and a cable fixing device, wherein the fixing bolt is arranged on the installation wall plate; the fixing bolt is pre-embedded on the wall of the cable trench, and the mounting wall plate is provided with a bolt hole and a support connecting structure; the rear connecting end of the cable support is detachably connected with the mounting wall plate, and a plurality of slots are formed in the upper mounting plate of the cable support; the cable fixing device is provided with a cable accommodating cavity, a cable clamping device is arranged in the cable accommodating cavity, and the lower portion of the cable fixing device is further provided with a protruding portion matched with the slot. The utility model can greatly reduce the working strength of constructors, reduce the use of larger equipment such as a cable traction device and the like, has the advantages of modularization, quick installation and high universality, and can realize stable and nondestructive fixation on cables.

Description

Cable pit integral type mounting structure

Technical Field

The utility model relates to a cable laying technology, in particular to a cable trench integrated installation structure.

Background

The cable trench is an underground pipeline for laying and replacing electric power or telecommunication cable facilities and is an important enclosure structure of the laid cable facilities. When the existing cable trench is constructed, the cable support is generally uniformly arranged on the wall of the cable trench by embedding the cable support or using expansion bolts, and then the cable is placed on the cable support. Because the cable is horizontally placed on the cable support and is easy to slip, fixing devices such as hoops, bands and clamps are further arranged on most of the cable support, and the cable is straightened by using the cable traction device and then is fixed by using the fixing devices.

The installation engineering of cable support and cable in current cable pit is loaded down with trivial details, and staff working strength is very big. And the existing cable fixing device has the defects of infirm fixation, easy damage to the surface of the cable and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an integrated installation structure of a cable trench, which can greatly reduce the working strength of constructors, reduce the use of larger equipment such as a cable traction device and the like, has the advantages of modularization, quick installation and high universality, and can realize stable and nondestructive fixation on a cable.

The utility model adopts the following technical scheme:

a cable trench integrated installation structure comprises a fixing bolt, an installation wall plate, a cable bracket and a cable fixing device; the fixing bolts are embedded in the wall of the cable trench, a plurality of fixing bolts are uniformly arranged in a row from top to bottom, and a plurality of rows of fixing bolts are arranged on two sides of the wall of the cable trench along the front-back direction of the cable trench; the mounting wall plate is provided with bolt holes matched with the fixing bolts, and a plurality of groups of support connecting structures matched with the cable supports are uniformly arranged on the mounting wall plate; the cable support comprises a rear connecting end, an upper mounting plate and a lower supporting part, the rear connecting end of the cable support is detachably connected with the mounting wall plate through a support connecting structure, a plurality of groups of slot groups are uniformly arranged on the upper mounting plate of the cable support along the left-right direction, and each slot group consists of a plurality of slots arranged in front and back; the cable fixing device is provided with a cable accommodating cavity, a cable clamping device is arranged in the cable accommodating cavity, the lower portion of the cable fixing device is further provided with a protruding portion matched with the slots, and the cable fixing devices are arranged in the slot groups on the upper portion mounting plate of the cable support through the protruding portions.

The cable fixing device comprises a cable fixing block, wherein a cable accommodating cavity is arranged on the upper surface of the cable fixing block, the front end and the rear end of the cable accommodating cavity penetrate through the surfaces of the front end and the rear end of the cable fixing block through cable slots, the left side surface and the right side surface of the rear end of the cable accommodating cavity both contract inwards to form inclined planes, and the inner diameters of a rear end opening of the cable accommodating cavity and the cable slots are not smaller than the outer diameter of a cable; the cable holding chamber rear portion still symmetry slides and is provided with two cable clamping wedge blocks, and the cable clamping wedge block is trapezoidal piece, and the slope phase-match of the inclined plane of trapezoidal piece and cable holding chamber rear end inclined plane has seted up the arc wall with a side surface of the trapezoidal piece that the inclined plane is relative, and the cable is located the cable holding intracavity, and the cable both sides are controlled two cable clamping wedge blocks through the arc wall and are pressed from both sides tightly, and the inclined plane of two cable clamping wedge blocks and the rear end left and right sides face in close contact with in cable holding chamber.

The front end in cable holding chamber insert and be equipped with the tight inserted block in top, the vertical cable storage tank that is provided with cable external diameter phase-match and opening decurrent in middle part of the tight inserted block in top, the left and right sides of the tight inserted block in top is provided with vertical guide block, cable holding chamber both sides are provided with the direction spout that matches with vertical guide block, the tight inserted block logical groove in top has been seted up at the bottom of the cable holding chamber that corresponds the department with the tight inserted block lower part position in top, the rear end face of the tight inserted block in top passes through the preceding terminal surface that cable supported two tight cable clamp voussoirs in transition piece top.

The middle lower part of the rear surface of the jacking insertion block is an inclined surface, and the front surface of the cable support transition block is an inclined surface matched with the inclination of the rear surface of the jacking insertion block; the middle part of the cable support transition block is provided with a cable placing groove matched with the outer diameter of the cable, the lower end of the jacking insertion block forms a protruding part protruding out of the lower end face of the cable fixing device, and the rear surface of the slot on the upper mounting plate is an inclined plane matched with the inclination of the rear surface of the jacking insertion block.

The surfaces of the arc-shaped groove of the cable clamping wedge block, the cable accommodating groove of the jacking insertion block and the cable placing groove of the cable support transition block are provided with flexible insulating rubber layers.

The support connection structure include connecting the inserted block, the cross section of connecting the inserted block is the U-shaped, the rear surface upper portion and the lower part of connecting the inserted block are provided with upwards and decurrent connection inserted block picture peg respectively, evenly be provided with a plurality of groups picture peg holding groove group along the cable pit fore-and-aft direction on the installation wallboard, every group picture peg holding groove group all contains a plurality of and the picture peg storage tank of connecting inserted block picture peg assorted that evenly sets up from top to bottom, the picture peg storage tank is outwards outstanding and all uncovered setting from top to bottom, the rear portion link of cable support is inserted and is established in the opening of connecting the inserted block.

The inner surfaces of the front side and the rear side in the opening of the connecting plug block are symmetrically provided with a plurality of groups of rear connecting end slots along the horizontal direction, and rear connecting end inserting plates matched with the rear connecting end slots are arranged on the front side and the rear side of the rear connecting end of the cable support.

And a water sensor is arranged at the lower end of the mounting wall plate.

And a temperature sensor is arranged in the cable placing groove of the cable support transition block.

The upper end of the mounting wall plate is provided with a video acquisition device.

The cable laying system adopts a modular design, can realize the rapid laying of cables in the cable trench, is suitable for the laying of cables with different wire diameters, and has higher universality. According to the utility model, the cable clamping wedge block is matched with the inclined plane of the cable accommodating cavity, the cable can be automatically clamped when the cable falls down under the action of gravity and moves backwards relative to the cable fixing device, and the inclined plane matching of the jacking insertion block and the cable supporting transition block is designed, so that the cable clamping wedge block is jacked tightly to prevent the cable clamping wedge block from displacing to clamp the cable, and the inclined plane is utilized to form self-locking to prevent the jacking insertion block from slipping upwards. Meanwhile, the lower end inclined plane of the jacking insertion block is matched with the inclined plane of the slot on the cable support, so that the jacking insertion block can be stably inserted on the cable support under the action of the gravity of the cable, and a proper gap can be kept to adapt to expansion caused by heat and contraction caused by cold of the cable. Meanwhile, the lower end inclined plane of the jacking insertion block is matched with the inclined plane of the slot on the cable support, and when the jacking insertion block moves downwards, the cable fixing device can move forwards in a certain range relative to the cable support, so that the cable straightening effect is improved. According to the utility model, the cable fixing device has the characteristic that the cable cannot return after installation, so that the device does not need to use a large-scale cable traction device to keep the cable in a stretched state all the time when the cable is laid, the cable can be fixed only by using the rubber hammer by utilizing a sectional installation mode, and the labor intensity of cable laying is greatly reduced. The utility model is also provided with a water immersion sensor, a temperature sensor and a video acquisition device, and can alarm in time after accidental water inflow in the cable trench, monitor the temperature of the cable in the use process in real time and monitor the use state of the cable in the cable trench remotely.

Drawings

FIG. 1 is a schematic view of a cable fixing device according to the present invention;

FIG. 2 is a schematic view showing the installation position of the cable fixing device according to the present invention

FIG. 3 is a schematic view of the structure of the cable holder according to the present invention;

FIG. 4 is a schematic view of the construction of the mounting panel of the present invention;

fig. 5 is a schematic structural diagram of the connection plug of the present invention.

Detailed Description

The utility model is described in detail below with reference to the following figures and examples:

as shown in fig. 1 to 5, the cable duct integrated mounting structure of the present invention includes a fixing bolt, a mounting wall plate 1, a cable bracket 2 and a cable fixing device 3; the fixing bolts are embedded in the wall of the cable trench, a plurality of fixing bolts are uniformly arranged in a row from top to bottom, and a plurality of rows of fixing bolts are arranged on two sides of the wall of the cable trench along the front-back direction of the cable trench; be provided with on the installation wallboard 1 with fixing bolt assorted bolt hole 4, utilize fixing bolt can be with installation wallboard 1 quick fixation on cable pit wall to save the extra processing procedure to the ditch wall in the cable pit work progress, save construction cost.

Still evenly be provided with multiunit and cable support 2 assorted leg joint structure on the installation wallboard 1 for install cable support 2 on installation wallboard 1 fast. The cable support 2 comprises a rear connecting end 5, an upper mounting plate 6 and a lower supporting part 7, the rear connecting end 5 of the cable support 2 is detachably connected with the mounting wall plate 1 through a support connecting structure, a plurality of groups of slot groups are uniformly arranged on the upper mounting plate 6 of the cable support 2 along the left-right direction, and each slot group consists of a plurality of slots 8 arranged in front and back; the cable fixing device 3 is provided with a cable accommodating cavity 10, a cable clamping device is arranged in the cable accommodating cavity 10, the lower part of the cable fixing device 3 is further provided with a protruding part 16 matched with the slot 8, and the plurality of cable fixing devices 3 are respectively arranged in a plurality of slot groups on the upper mounting plate 6 of the cable support 2 through the protruding part 16.

In the utility model, the cable fixing device 3 comprises a cable fixing block 9, a cable accommodating cavity 10 is arranged on the upper surface of the cable fixing block 9, and the front end and the rear end of the cable accommodating cavity 10 penetrate through the surfaces of the front end and the rear end of the cable fixing block 9 through cable slots 11, so that a cable can be placed in the cable accommodating cavity 10 through the cable slots 11 arranged at the front end and the rear end. The left side surface and the right side surface of the rear end of the cable accommodating cavity 10 both contract inwards to form inclined surfaces, and the inner diameters of the rear end opening of the cable accommodating cavity 10 and the cable slot 11 are not less than the outer diameter of the cable; two cable clamping wedge blocks 12 are symmetrically and slidably arranged at the rear part of the cable accommodating cavity 10, and the cable clamping wedge blocks 12 can be in sliding connection through sliding blocks and sliding grooves. The cable presss from both sides tight voussoir 12 and is the trapezoidal piece, and the slope phase-match of the inclined plane of the rear end in cable holding chamber 10 of trapezoidal piece has seted up the arc wall with a side surface of the trapezoidal piece that the inclined plane is relative, and the cable is located cable holding chamber 10, and the cable both sides are pressed from both sides tightly by controlling two cable clamping voussoir 12 through the arc wall, and the inclined plane of two cable clamping voussoirs 12 and the rear end left and right sides face in close contact with in cable holding chamber 10. The cable clamping wedge block 12 is matched with the inclined planes on the left side surface and the right side surface of the rear end of the cable accommodating cavity 10, so that the cable can be automatically clamped through the cable clamping wedge block 12 under the condition that the rear end of the cable falls down due to gravity.

In this embodiment, the front end of cable holding chamber 10 is inserted and is equipped with the tight inserted block 13 in top, the vertical cable storage tank that matches and open side down with the cable external diameter that is provided with in the middle part of the tight inserted block 13 in top, the left and right sides of the tight inserted block 13 in top is provided with vertical guide block 14, cable holding chamber 10 both sides are provided with the direction spout that matches with vertical guide block 14, the tight inserted block logical groove in top has been seted up at the bottom of the cable holding chamber 10 chamber that corresponds the department with the tight inserted block 13 lower part position in top, the rear end face of the tight inserted block 13 in top supports the preceding terminal surface that two tight voussoirs 12 of cable clamp in top 15 through the cable. The tight inserted block 13 in top's setting can support the transition piece 15 through the cable and drive the motion of cable clamping wedge 12 backward to press from both sides tight cable, prevent that the cable is not hard up.

The middle lower part of the rear surface of the abutting insertion block 13 is an inclined surface, and the front surface of the cable support transition block 15 is an inclined surface matched with the inclination of the rear surface of the abutting insertion block 13; the middle part of the cable support transition block 15 is provided with a cable placing groove matched with the outer diameter of a cable, the lower end of the jacking insertion block 13 forms a protruding part 16 protruding out of the lower end face of the cable fixing device 3, and the rear surface 17 of the slot 8 on the upper mounting plate 6 is an inclined plane matched with the inclination of the rear surface of the jacking insertion block 13. The inclined plane setting of top tight inserted block 13 rear surface cooperation cable support transition piece 15 front surface can press from both sides tight cable through inclined plane automatic drive cable clamping wedge 12 at the tight in-process of top tight inserted block 13 downward insertion on the one hand, and on the other hand is through setting up suitable roughness, can reach the effect of inclined plane auto-lock to prevent the tight inserted block 13 slippage upwards in top. When the tight inserting block 13 descends to a certain height, the cable clamping wedge block 12 clamps the cable, and then the lower end of the tight inserting block 13 is inserted into the proper slot 8 in the slot group. Because the cable passes through cable fixing device 3 to be installed the back on cable support 2, the cable both ends atress simultaneously, and under cable self gravity, the stable setting can be realized to the inclined plane of the rear surface of slot 8 and the tight inserted block 13 rear surface in top, and the inclined plane self-locking function can be realized through setting up suitable roughness to the rear surface of slot 8 and the inclined plane of the tight inserted block 13 rear surface in top, further prevents to push up tight inserted block 13 slippage upwards. Meanwhile, considering that the cable is also affected by thermal expansion and cold contraction, the length of the slot 8 in the front-back direction is slightly larger than the thickness of the lower end of the tightly-propping insertion block 13, and meanwhile, a moving space in a small range can be provided, so that the cable damage caused by over-tight cable laying is prevented.

In the utility model, the surfaces of the arc-shaped groove of the cable clamping wedge block 12, the cable accommodating groove of the abutting insertion block 13 and the cable placing groove of the cable supporting transition block 15 are all provided with the flexible insulating rubber layers, so that the friction force between the flexible insulating rubber layers and the cable external insulating layer can be increased, the cable external insulating layer can be effectively prevented from being damaged, and the service life of the cable external insulating layer is obviously prolonged compared with the means of using hoops, bands, clamps and the like in the prior art.

Because in the mounting means of current cable pit cable support 2, generally use bolt direct fixation cable support 2, the stress point is few, the lifting surface area is less, easily takes place fixing bolt not hard up. In the utility model, the support connecting structure comprises a connecting plug block 18, the cross section of the connecting plug block 18 is U-shaped, the upper part and the lower part of the rear surface of the connecting plug block 18 are respectively provided with an upward connecting plug block inserting plate 19 and a downward connecting plug block inserting plate 19, and the connecting plug block inserting plate 19 adopts an upright or inverted L-shaped inserting plate. A plurality of groups of plugboard accommodating groove groups are uniformly arranged on the installation wallboard 1 along the front-back direction of the cable trench, each group of plugboard accommodating groove group comprises a plurality of plugboard accommodating grooves 20 which are uniformly arranged from top to bottom and are matched with the plugboard 19, and the plugboard accommodating grooves 20 are outwards protruded and are arranged in an opening manner from top to bottom. The rear connection end 5 of the cable holder 2 is inserted into the opening of the connection plug 18. According to the utility model, the same installation wall plate 1 is fixed through a plurality of fixing bolts, the connecting insertion block 18 is inserted into the installation wall plate 1, and the cable support 2 is inserted into the opening of the connecting insertion block 18, so that on one hand, downward acting force applied to the cable support 2 is uniformly dispersed to the installation wall plate 1 and a plurality of fixing bolts of the fixed installation wall plate 1 through the connecting insertion block 18, on the other hand, the adjustability of the vertical height, the horizontal position and the installation density of the cable support 2 is realized, and the cable support is more suitable for the use requirements of cables with different wire diameters.

In this embodiment, a plurality of sets of rear connection end slots 21 are symmetrically disposed on the inner surfaces of the front and rear sides in the opening of the connection plug block 18 along the horizontal direction, and rear connection end plug plates 22 matched with the rear connection end slots 21 are disposed on the front and rear sides of the rear connection end 5 of the cable holder 2. So that the installation of the cable bracket 2 can be conveniently and quickly carried out by an installer through a plug-in mode.

In the utility model, the lower end of the installation wall plate 1 is provided with a water immersion sensor which is used for giving an alarm in time after accidental water inflow in a cable trench. A temperature sensor is arranged in a cable placing groove of the cable supporting transition block 15, and the temperature of the cable in the using process can be monitored in real time. The upper end of the installation wall plate 1 is also provided with a video acquisition device for remotely monitoring the service state of the cable in the cable trench. The use of such sensors is conventional in the art and will not be described further herein.

When the cable support 2 is used, the installation wall plate 1 is firstly installed on the wall of the cable trench through the fixing bolt, then the corresponding insertion plate accommodating grooves 20 on the installation wall plate 1 are selected to insert the connecting insertion blocks 18 according to the wire diameter, the quantity and the distribution requirement of cables to be laid, and then the cable support 2 is installed through the rear connecting end insertion groove 21, so that the installation work of the cable support 2 is completed. In the process, an additional treatment process for the trench wall in the cable trench construction process is omitted, matching design and quick installation can be achieved according to actual use requirements, and the construction cost and the installation strength are greatly reduced.

After the cable brackets 2 are installed, the cable fixing devices 3 are installed on the cables according to the distance between two adjacent cable brackets 2. When the cable fixing device is installed, the distance between two adjacent cable fixing devices 3 on the cable is slightly smaller than the distance between two cable supports 2, such as 2-4 cm. Then the cable is pulled backwards or the cable fixing device 3 is driven forwards manually, so that the cable moves backwards relative to the cable fixing device 3, and as the arc-shaped groove of the cable clamping wedge block 12 and the flexible insulating rubber layer arranged on the surface of the cable placing groove of the cable supporting transition block 15 can provide larger friction force, and the cable clamping wedge block 12 and the left side surface and the right side surface of the rear end of the cable accommodating cavity 10 have friction force, the cable clamping wedge block 12 can automatically clamp the cable and cannot be loosened easily. After the cable is clamped by the cable clamping wedge block 12, a proper cable supporting transition block 15 and a proper jacking insertion block 13 are selected and put into the cable accommodating cavity 10, so that the lower end of the jacking insertion block 13 is positioned below the cable fixing device 3 through a jacking insertion block through groove. Then the cable fixing device 3 is put into a proper slot 8 on the upper mounting plate 6 of the cable support 2, and then a rubber hammer is used for knocking the upper end of the tightly-pushing plug 13 downwards. Along with the tight inserted block 13 downstream in top, on the one hand, can effectively drive cable clamping wedge 12 further to press from both sides tight cable, on the other hand, can utilize the inclined plane of cable clamping wedge 12 rear surface and slot 8 rear surface, to a certain extent drive cable fixing device 3 for the preceding motion of upper portion mounting panel 6 of cable support 2, further realize the effect of flare-outing of cable. Install cable fixing device 3 on the upper portion mounting panel 6 of cable support 2, receive the tenesmic effort of rear cable gravity on the one hand, can utilize cable clamping voussoir 12 to realize self-holding, on the other hand receives the action of gravity of front and back cable, and cable fixing device 3 can be stable utilize the inclined plane to insert and establish in slot 8 of cable support 2, even if there is the clearance not can drop in the tight inserted block 13 the place ahead in top and the tight inserted block logical groove of top. Simultaneously, the cooperation of a plurality of inclined planes between the different parts is used, has played the effect that the inclined plane auto-lock was pushed up tightly with the drive, and the effectual fixed reliability of having guaranteed the cable prevents the phenomenon of droing that the cable causes because of fixed not tight, has also avoided the cable to cause because of fixed tension, contact surface undersize the damage phenomenon of the outer insulating layer of cable. In the utility model, the cable fixing device 3 has the characteristic that the cable cannot return after being installed, so that the device does not need to use a large-scale cable traction device to keep the cable in a stretched state all the time when the cable is laid, the cable can be fixed only by using a rubber hammer by utilizing a sectional installation mode, and the labor intensity of cable laying is greatly reduced. The utility model adopts a modularized form, can realize the quick laying of cables, is suitable for the laying of cables with different wire diameters, and has higher universality.

Claims

1. The utility model provides a cable pit integral type mounting structure which characterized in that: the cable fixing device comprises a fixing bolt, a mounting wallboard, a cable bracket and a cable fixing device; the fixing bolts are embedded in the wall of the cable trench, a plurality of fixing bolts are uniformly arranged in a row from top to bottom, and a plurality of rows of fixing bolts are arranged on two sides of the wall of the cable trench along the front-back direction of the cable trench; the mounting wall plate is provided with bolt holes matched with the fixing bolts, and a plurality of groups of support connecting structures matched with the cable supports are uniformly arranged on the mounting wall plate; the cable support comprises a rear connecting end, an upper mounting plate and a lower supporting part, the rear connecting end of the cable support is detachably connected with the mounting wall plate through a support connecting structure, a plurality of groups of slot groups are uniformly arranged on the upper mounting plate of the cable support along the left-right direction, and each slot group consists of a plurality of slots which are arranged in front and at the back; the cable fixing device is provided with a cable accommodating cavity, a cable clamping device is arranged in the cable accommodating cavity, the lower portion of the cable fixing device is further provided with a protruding portion matched with the slots, and the cable fixing devices are arranged in the slot groups on the upper portion mounting plate of the cable support through the protruding portions.

2. The cable trench integral type mounting structure of claim 1, characterized in that: the cable fixing device comprises a cable fixing block, wherein a cable accommodating cavity is arranged on the upper surface of the cable fixing block, the front end and the rear end of the cable accommodating cavity penetrate through the surfaces of the front end and the rear end of the cable fixing block through cable slots, the left side surface and the right side surface of the rear end of the cable accommodating cavity both contract inwards to form inclined planes, and the inner diameters of a rear end opening of the cable accommodating cavity and the cable slots are not smaller than the outer diameter of a cable; the cable holding chamber rear portion still symmetry slides and is provided with two cable clamping wedge blocks, and the cable clamping wedge block is trapezoidal piece, and the slope phase-match of the inclined plane of trapezoidal piece and cable holding chamber rear end inclined plane has seted up the arc wall with a side surface of the trapezoidal piece that the inclined plane is relative, and the cable is located the cable holding intracavity, and the cable both sides are controlled two cable clamping wedge blocks through the arc wall and are pressed from both sides tightly, and the inclined plane of two cable clamping wedge blocks and the rear end left and right sides face in close contact with in cable holding chamber.

3. The cable trench integral type mounting structure of claim 2, characterized in that: the front end in cable holding chamber insert and be equipped with the tight inserted block in top, the vertical cable storage tank that is provided with and cable external diameter phase-match and opening is decurrent in the middle part of the tight inserted block in top, the left and right sides of the tight inserted block in top is provided with vertical guide block, cable holding chamber both sides are provided with the direction spout that matches with vertical guide block, the tight inserted block logical groove in top has been seted up at the bottom of the cable holding chamber that corresponds the department with the tight inserted block lower part position in top, the rear end face of the tight inserted block in top passes through the preceding terminal surface that tight two cable clamp voussoirs in cable support transition piece top.

4. The cable trench integral type mounting structure of claim 3, characterized in that: the middle lower part of the rear surface of the jacking insertion block is an inclined surface, and the front surface of the cable support transition block is an inclined surface matched with the inclination of the rear surface of the jacking insertion block; the middle part of the cable support transition block is provided with a cable placing groove matched with the outer diameter of a cable, the lower end of the jacking insertion block forms a protruding part protruding out of the lower end face of the cable fixing device, and the rear surface of the slot on the upper mounting plate is an inclined plane matched with the inclination of the rear surface of the jacking insertion block.

5. The cable trench integral type mounting structure of claim 4, characterized in that: the surfaces of the arc-shaped groove of the cable clamping wedge block, the cable accommodating groove of the jacking insertion block and the cable accommodating groove of the cable support transition block are provided with flexible insulating rubber layers.

6. The cable trench integral type mounting structure of claim 1, characterized in that: the support connection structure include connecting the inserted block, the cross section of connecting the inserted block is the U-shaped, the rear surface upper portion and the lower part of connecting the inserted block are provided with upwards and decurrent connection inserted block picture peg respectively, evenly be provided with a plurality of groups picture peg holding groove group along the cable pit fore-and-aft direction on the installation wallboard, every group picture peg holding groove group all contains a plurality of and the picture peg storage tank of connecting inserted block picture peg assorted that evenly sets up from top to bottom, the picture peg storage tank is outwards outstanding and all uncovered setting from top to bottom, the rear portion link of cable support is inserted and is established in the opening of connecting the inserted block.

7. The cable trench integral type mounting structure of claim 6, wherein: the inner surfaces of the front side and the rear side in the opening of the connecting plug block are symmetrically provided with a plurality of groups of rear connecting end slots along the horizontal direction, and rear connecting end inserting plates matched with the rear connecting end slots are arranged on the front side and the rear side of the rear connecting end of the cable support.

8. The cable trench integral type mounting structure of claim 1, characterized in that: and a water sensor is arranged at the lower end of the mounting wall plate.

9. The cable trench integral type mounting structure of claim 4, characterized in that: and a temperature sensor is arranged in the cable placing groove of the cable support transition block.

10. The cable trench integral type mounting structure of claim 1, characterized in that: the upper end of the mounting wall plate is provided with a video acquisition device.