CN114530797B - Construction method of cable - Google Patents
Construction method of cable Download PDFInfo
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- CN114530797B CN114530797B CN202210143096.1A CN202210143096A CN114530797B CN 114530797 B CN114530797 B CN 114530797B CN 202210143096 A CN202210143096 A CN 202210143096A CN 114530797 B CN114530797 B CN 114530797B
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- groove
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- 238000010276 construction Methods 0.000 title claims abstract description 29
- 238000011900 installation process Methods 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 23
- 238000005452 bending Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000004904 shortening Methods 0.000 abstract 1
- 101150054854 POU1F1 gene Proteins 0.000 description 12
- 238000009412 basement excavation Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
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- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007569 slipcasting 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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
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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
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/02—Installations of electric cables or lines in or on the ground or water laid directly in or on the ground, river-bed or sea-bottom; Coverings therefor, e.g. tile
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The application relates to the technical field of cabling, in particular to a construction method of a cable, which comprises the following construction steps of S1: excavating a foundation pit; s2: installing prefabricated cable grooves into a foundation pit section by section to form a cable groove, wherein each cable groove comprises a groove body with a U-shaped structure and guide rails fixed on the inner bottom wall of the groove body, and in the installation process, the alignment between the adjacent guide rails is ensured; s3: installing a bracket at the initial end of the cable trench, sliding the bracket on the guide rail, fixing a cable on the bracket after each bracket is installed, pushing the bracket fixed with the cable to the tail end of the cable trench, and repeating the cycle until the cable is laid; s4: covering the top plate on the cable groove to realize the sealing of the cable groove; s5: and backfilling the foundation pit. The application has the effects of shortening the construction period and reducing the workload.
Description
Technical Field
The application relates to the technical field of cabling, in particular to a construction method of a cable.
Background
Cabling refers to the process of laying and installing cables along a surveyed route to form a cabling.
At present, the following method is mainly adopted for laying the cable: firstly, excavating a foundation pit, secondly, supporting a mould in the foundation pit and pouring concrete to form a cable groove, then installing a cable support in the cable groove, and finally, laying a cable on the cable support.
Because constructors need to enter the cable groove to fix the cable in the process of laying the cable, enough space for people to pass through is reserved in the cable groove during design, so that the workload of excavating a foundation pit and pouring the cable groove is greatly increased, and the construction period is prolonged.
Disclosure of Invention
In order to shorten the construction period and reduce the workload, the application provides a construction method of a cable.
The application provides a construction method of a cable, which adopts the following technical scheme:
a construction method of a cable comprises the following construction steps,
s1: excavating a foundation pit;
s2: installing prefabricated cable grooves into a foundation pit section by section to form a cable groove, wherein each cable groove comprises a groove body with a U-shaped structure and guide rails fixed on the inner bottom wall of the groove body, and in the installation process, the alignment between the adjacent guide rails is ensured;
s3: installing a bracket at the initial end of the cable trench, sliding the bracket on the guide rail, fixing a cable on the bracket after each bracket is installed, pushing the bracket fixed with the cable to the tail end of the cable trench, and repeating the cycle until the cable is laid;
s4: covering the top plate on the cable groove to realize the sealing of the cable groove;
s5: and backfilling the foundation pit.
Through adopting above-mentioned technical scheme, this application adopts prefabricated cable groove field assembly's mode to replace traditional pouring mode, has omitted the time of concrete initial setting, has shortened construction cycle greatly, need not the staff in the in-process of construction moreover and gets into the cable groove and lay the cable, need not to reserve enough people space promptly, has reduced the cycle of excavation foundation ditch, has reduced prefabricated cable groove's specification simultaneously, the cost is reduced.
Preferably, in the step S1, after the foundation pit is formed, a cushion layer is laid on the bottom of the foundation pit and tamped to make a leveling.
By adopting the technical scheme, the guide rail between adjacent cable trenches is aligned conveniently, and a guarantee is provided for subsequent construction.
Preferably, the groove body in the step S2 includes a bottom plate, two side plates fixedly connected to the bottom plate and oppositely arranged, convex edges are integrally formed at positions on opposite sides of the two side plates and on the upper sides of the two side plates, positioning cylinders are fixedly connected to the upper surfaces of the convex edges, the positioning cylinders are arranged along the length direction of the bottom plate, and positioning assemblies for ensuring alignment of guide rails are arranged between the positioning cylinders on the same side of the groove body in a penetrating manner.
Through adopting above-mentioned technical scheme, locating component's setting for rectify the cable trench, thereby guarantee to align between the guide rail, align.
Preferably, the positioning assembly comprises a head rod and a plurality of positioning rods, wherein the head rod and the positioning rods penetrate through the positioning cylinder and are sequentially connected, one end of the head rod is conical, a positioning hole is formed in the other end of the head rod, an inserting rod is fixedly connected to one end of the positioning rod, a positioning hole is formed in the other end of the positioning rod, and the head rod and the positioning rods are in plug-in fit with each other and the adjacent positioning rods through the inserting rods and the positioning holes; the external diameter of locating lever and the internal diameter looks adaptation of a location section of thick bamboo.
Through adopting above-mentioned technical scheme, during the construction, install the head rod on the locating lever, then pass head rod and locating lever in two adjacent locating cylinders of same one side, if there is certain deviation between the locating cylinder, then need finely tune cable trench's position, with head rod and locating lever can pass the locating cylinder as standard, hang and put a cable trench at every time, lengthen the locating lever, link together all cable trenches through head rod and locating lever.
Preferably, the bracket in step S3 includes a base sliding on the guide rail, a support rod fixed on the base, and a fixing device disposed on the top of the support rod for fixing the cable.
Preferably, the guide rail is I-shaped, the guide rail comprises an upper flange plate, a lower flange plate and a web plate which is integrally formed between the upper flange plate and the lower flange plate, and the lower flange plate is fixed on the bottom plate;
the base comprises a supporting plate, vertical plates fixedly connected to two sides of the supporting plate and oppositely arranged, and bending plates formed on one sides opposite to the two vertical plates, wherein the supporting rods are fixed on one side, away from the vertical plates, of the supporting plate, and a chamber for sliding insertion of the upper flange plate is formed among the supporting plate, the vertical plates and the bending plates.
Preferably, the bearing plate and the vertical plate are embedded with a plurality of groups of balls arranged along the length direction of the guide rail in a rolling way towards one side of the cavity, and the position of the upper flange plate corresponding to each group of balls is provided with a sliding groove for the balls to slide along the cable arrangement direction.
Through adopting above-mentioned technical scheme, mainly used reduces the frictional force when the support slides on the guide rail, the constructor of being convenient for lays the cable.
Preferably, the fixing device comprises a fixing seat fixedly connected to one end of the support rod far away from the base, a movable seat matched with the fixing seat for clamping the cable, and a connecting assembly for installing the movable seat on the fixing seat, wherein semicircular abdicating grooves are formed in one sides of the fixing seat and the movable seat opposite to each other, and an installation opening for the cable to pass through is formed between the two abdicating grooves.
Through adopting above-mentioned technical scheme, mutually supporting between movable seat and the fixing base can carry out better fixed to the cable.
Preferably, the connecting component comprises an extension plate fixedly connected to the movable seat and positioned at two sides of the cable arrangement direction, an operating rod vertically penetrating through the extension plate and in running fit with the extension plate, a handle fixedly connected to one end of the operating rod far away from the fixed seat, and a bar-shaped block fixedly connected to one end of the operating rod close to the fixed seat, wherein an external thread section is processed on the operating rod, an internal thread is processed at the hole wall of a hole for the operating rod to penetrate through on the extension plate, and the external thread section and the bar-shaped block are positioned at the same side of the extension plate;
the fixed seat corresponds the position integrated into one piece of extension board and has the otic placode, and processing has the lockhole that supplies action bars and bar piece to pass through simultaneously on the otic placode, and when external screw thread section and internal screw thread looks butt, the bar piece is located one side that the extension board was kept away from to the otic placode.
Through adopting above-mentioned technical scheme, during the installation, the angle of tapered end is adjusted, with the movable seat back-off with the cable clamp on the fixing base, simultaneously the tapered end passes through the below of lockhole to otic placode and apart from otic placode two to three millimeters, this in-process, the top of external screw thread section is with the lower extreme looks butt of internal thread all the time, at this moment, through the cooperation lower threaded connection of handle rotation action bars, make the action bars drive the tapered end and rotate certain angle under external screw thread section and internal screw thread on the extension board on one side rise promptly, pivoted in-process, bar piece and lockhole produce dislocation, until the bar piece supports tightly one side that the otic placode kept away from the extension board, realize the fixed to the movable seat.
Preferably, in the step S3, before the bracket is installed, an end side fence is installed on the cable trench located at the end of the cable trench, and after the cable is laid, an initial side fence is installed on the cable trench at the initial end of the cable trench.
By adopting the technical scheme, the cable trench forms a closed space, so that the cable is protected conveniently.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the method adopts the prefabricated cable groove on-site assembly mode to replace the traditional pouring mode, omits the initial setting time of concrete, greatly shortens the construction period, and does not need workers to enter the cable groove to lay cables in the construction process, namely, enough space for people to pass is not required to be reserved, so that the period of excavation of a foundation pit is reduced, meanwhile, the specification of the prefabricated cable groove is reduced, and the cost is reduced;
2. the positioning component is used for correcting deviation of the cable grooves, so that alignment among the guide rails is ensured.
Drawings
FIG. 1 is a schematic view of a cable construction structure in an embodiment of the present application;
FIG. 2 is a cross-sectional view showing the positional relationship among the cable tray, rack, and roof;
FIG. 3 is a schematic diagram showing a specific structure of the stent;
FIG. 4 is an exploded view of the positioning assembly;
FIG. 5 is a schematic view showing the structure of the movable base fixed on the fixed base through the connecting component;
fig. 6 is a schematic diagram showing the structure of the lock head and the lock hole.
Reference numerals illustrate: 1. a foundation pit; 2. an operation region; 21. a straight section; 22. a ramp section; 3. a paying-off mechanism; 4. a cable trench; 41. a bottom plate; 42. a side plate; 43. a convex edge; 44. a positioning cylinder; 45. a guide rail; 451. an upper flange plate; 452. a lower flange plate; 453. a web; 5. a positioning assembly; 51. a head rod; 52. a positioning rod; 53. positioning holes; 54. a rod; 6. jacking equipment; 7. a base; 71. a bearing plate; 72. a riser; 73. a bending plate; 74. a ball; 8. a support rod; 9. a fixing device; 91. a fixing seat; 92. a movable seat; 93. a connection assembly; 931. an extension plate; 932. an operation lever; 933. a handle; 934. a bar block; 935. an external thread section; 936. ear plates; 937. a lock hole; 10. a top plate; 101. a caulking groove; 102. and a through hole.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-6.
Referring to fig. 1, an embodiment of the application discloses a construction method of a cable, which includes the following construction steps, S1: excavating a foundation pit 1; s2: constructing a cable trench; s3: laying a cable; s4: mounting a top plate 10; s5: backfilling the foundation pit 1.
In the step S1, before construction, checking whether the actual cable path accords with the trend, the length, the aisle place and the like of the cable path diagram, measuring and correcting through a measuring rope and a measuring standard, and cleaning obstacles on the ground; the underground pipeline detection equipment is utilized to detect the underground pipeline, and in the detection process, the scribing work of the foundation pit 1 is synchronously carried out, so that the optimal path of excavation is ensured; when the pit is excavated, the straight pit and the flat pit bottom of the foundation pit 1 are ensured; in order to facilitate construction, an operation area 2 is dug out at the beginning end of the foundation pit 1, the operation area 2 comprises a straight section 21 and a slope section 22, the straight section 21 is arranged close to the foundation pit 1, the depth of the straight section 21 is the same as that of the foundation pit 1, the depth of the slope section 22 gradually decreases in a direction away from the foundation pit 1 until the depth is leveled with the ground, and an paying-off mechanism 3 for paying-off cables is arranged on the ground close to the slope section 22; after the foundation pit 1 is formed, a filling layer is paved at the bottom of the foundation pit 1 and tamped for leveling.
Referring to fig. 2 and 3, in step S2, prefabricated cable grooves 4 are installed into a foundation pit 1 section by a hoisting device, and all cable grooves 4 are connected in sequence and form a cable groove; the cable trench 4 comprises a trench body with a U-shaped structure, the trench body comprises a bottom plate 41 and two side plates 42 fixedly connected to the bottom plate 41 and oppositely arranged, a convex edge 43 is uniformly formed on the opposite side and the upper position of the two side plates 42, a positioning cylinder 44 with a hollow interior and two open ends is fixedly connected to the upper surface of the convex edge 43, and the positioning cylinder 44 is arranged along the length direction of the convex edge 43; the bottom plate 41 is fixedly connected with a guide rail 45 with a through length, the guide rail 45 is arranged along the cable laying direction, more specifically, the guide rail 45 is I-shaped and comprises an upper flange plate 451, a lower flange plate 452 and a web 453 integrally formed between the upper flange plate 451 and the lower flange plate 452, and the lower flange plate 452 is fixed on the bottom plate 41.
Referring to fig. 2 and 4, a positioning assembly 5 is disposed between the positioning cylinders 44 on the same side of the groove body in a penetrating manner, and is mainly used for correcting the adjacent groove bodies, so as to ensure alignment between the adjacent guide rails 45. The positioning assembly 5 comprises a head rod 51 and a plurality of positioning rods 52, one end of the head rod 51 is conical, and a positioning hole 53 is formed in the other end of the head rod 51, so that the head rod can be conveniently jacked into the positioning cylinder 44 in a conical manner; one end of the positioning rod 52 is fixedly connected with a plug rod 54, the other end of the positioning rod 52 is also provided with a positioning hole 53, the head rod 51 and the positioning rod 52 and the adjacent positioning rods 52 are in plug fit with the positioning hole 53 through the plug rod 54, and the plug rod 54 and the positioning hole 53 are fixed by virtue of friction force; the outer diameter of the positioning rod 52 is adapted to the inner diameter of the positioning cylinder 44.
During construction, the head rod 51 is installed on the positioning rod 52, then the head rod 51 and the positioning rod 52 penetrate through two adjacent positioning cylinders 44 on the same side, if certain deviation exists between the positioning cylinders 44, fine adjustment is needed to be conducted on the positions of the cable grooves 4, the head rod 51 and the positioning rod 52 can penetrate through the positioning cylinders 44, each time one cable groove 4 is hoisted, the positioning rod 52 is lengthened, all the cable grooves 4 are connected in series through the head rod 51 and the positioning rod 52, and therefore alignment among the guide rails 45 is guaranteed.
Referring to fig. 1, in step S3, an end side fence is installed on a cable trench 4 located at the end of the cable trench, for plugging one end of the cable trench; a hydraulic/electric jacking device 6 is installed in the straight section 21 of the operating zone 2; the support is arranged at the initial end of the cable trench and slides on the guide rail 45 to serve as a sliding fulcrum of the cable, the cable is fixed on the support after one support is arranged, and then the support fixed with the cable is pushed to the tail end of the cable trench through the jacking equipment 6, so that the support can be pushed to move to carry out traction paying-off on the cable on the paying-off mechanism 3 in the process of laying the cable, the cable is not required to be manually pulled and paying-off, the working efficiency is greatly improved, and the operation is repeated according to the operation until the cable is laid; after the cable is laid, a starting end side wall baffle is arranged on the cable trench 4 at the starting end of the cable trench and used for plugging the other end of the cable trench.
Referring to fig. 3 and 5, the bracket includes a base 7 sliding on a guide rail 45, a support bar 8 fixed to the base 7, and a fixing device 9 disposed at the top of the support bar 8 for fixing a cable; the base 7 comprises a supporting plate 71, vertical plates 72 fixedly connected to two sides of the supporting plate 71 and oppositely arranged, and bending plates 73 formed on the opposite sides of the two vertical plates 72, wherein a supporting rod 8 is fixed on one side of the supporting plate 71 far away from the vertical plates 72, a cavity which is penetrated front and back is formed among the supporting plate 71, the vertical plates 72 and the bending plates 73, in order to reduce friction force between the supporting plate 71 and the guide rail 45 in the moving process of the support, a plurality of groups of balls 74 which are arranged along the length direction of the guide rail 45 are embedded on one side of the supporting plate 71 and one side of the vertical plate 72 facing the cavity in a rolling way, and correspondingly, sliding grooves for the balls 74 to slide along the cable arrangement direction are formed in positions of the upper flange plate 451 corresponding to each group of balls 74; in the mounting, the cavity of the base 7 is only required to be aligned with the upper flange plate 451 of the guide rail 45 and then slidably mounted on the upper flange plate 451.
The height of fixing device 9 is lower than curb plate 42, and fixing device 9 includes rigid coupling in bracing piece 8 keep away from fixing base 91 of base 7 one end, with fixing base 91 matched with in order to press from both sides tight movable seat 92 of cable to and be used for installing the movable seat 92 on the coupling assembling 93 on fixing base 91, and the semi-circular groove of stepping down is all processed to the opposite side of fixing base 91 and movable seat 92, when the movable seat 92 is installed to fixing base 91, forms the installing port that supplies the cable to pass through between two grooves of stepping down. In order to firmly fix the cable between the fixed seat 91 and the movable seat 92, a rubber pad for increasing friction force is adhered to the inner wall of the yielding groove.
Referring to fig. 5 and 6, the connection assembly 93 includes an extension plate 931 fixedly connected to the movable base 92 and located at both sides of the cable arrangement direction, an operation rod 932 vertically penetrating the extension plate 931 and being in rotation fit with the extension plate 931, a handle 933 fixedly connected to an end of the operation rod 932 far from the fixed base 91, and a bar block 934 fixedly connected to an end of the operation rod 932 near the fixed base 91, wherein a lock head is formed between the bar block 934 and the operation rod 932, an external thread section 935 is formed on an outer wall of the operation rod 932, an internal thread is formed on a hole wall of a hole of the extension plate 931 through which the operation rod passes, and the internal thread is matched with the external thread section 935, it being noted that the external thread section 935 and the bar block 934 are located at the same side of the extension plate 931; the fixed seat 91 is integrally formed with a lug plate 936 corresponding to the position of the extension plate 931, a lock hole 937 for the lock head to pass through is formed on the lug plate 936, and when the external thread section 935 is abutted with the internal thread, the bar-shaped block 934 is located at one side of the lug plate 936 away from the extension plate 931.
During installation, a cable is placed in the abdication groove of the fixed seat 91, the angle of the lock head is adjusted, the movable seat 92 is reversely buckled on the fixed seat 91 to clamp the cable, meanwhile, the lock head passes through the lock hole 937 to the lower part of the lug plate 936 and is two to three millimeters away from the lug plate 936, in the process, the top of the external thread section 935 is always abutted against the lower end of the internal thread, at the moment, the operating rod 932 is connected onto the extension plate 931 through the screw threads of the handle 933 under the cooperation of the external thread section 935 and the internal thread, namely, the lock head is driven to rotate for a certain angle while ascending, in the rotating process, the strip block 934 and the lock hole are misplaced until the strip block 934 abuts against one side of the lug plate 936 away from the extension plate 931, and the fixation of the movable seat 92 is realized.
Referring to fig. 2, in step S4, the top plate 10 is covered on the cable groove 4 block by block, so as to seal the cable groove 4, a through length caulking groove 101 is processed on one side of the top plate 10 corresponding to the positions of the two side plates 42, and the top of the side plate 42 can be embedded into the caulking groove 101, so that the positioning and installation are convenient, and the waterproof effect can be achieved; the roof 10 is located two caulking grooves 101 and is kept away from one another and is close to the position processing of edge and have a plurality of through-holes 102, and during the construction, hang roof 10 and put on cable slot 4, the in-process of putting down guarantees caulking groove 101 and curb plate 42 and aligns, until curb plate 42 imbeds in caulking groove 101, then pour concrete through-hole 102 to between roof 10 and the soil layer, when the concrete is full of through-hole 102, stop the slip casting, so set up, be used for improving the firm degree after roof 10 installs on the one hand, on the other hand play the waterproof effect of secondary.
In step S5, the earth is backfilled into the pit 1 and rammed until it is level with the ground.
The mode that this application adopted prefabricated cable groove 4 field assembly replaces traditional pouring mode, has omitted the time of concrete initial setting, has shortened construction cycle greatly, need not the staff in the in-process of construction moreover and gets into cable groove 4 and lay the cable, need not to reserve enough people space promptly, has reduced the cycle of excavation foundation ditch 1, has reduced the specification of prefabricated cable groove 4 simultaneously, the cost is reduced.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (8)
1. A construction method of a cable is characterized by comprising the following construction steps,
s1: excavating a foundation pit (1);
s2: installing prefabricated cable grooves (4) into a foundation pit (1) section by section to form a cable groove, wherein each cable groove (4) comprises a groove body with a U-shaped structure and guide rails (45) fixed on the inner bottom wall of the groove body, alignment between adjacent guide rails (45) is guaranteed in the installation process, each guide rail (45) is I-shaped, each guide rail (45) comprises an upper flange plate (451), a lower flange plate (452) and a web (453) integrally formed between the upper flange plate (451) and the lower flange plate (452), and the lower flange plates (452) are fixed on the groove body;
s3: installing a bracket at the initial end of the cable duct, sliding the bracket on a guide rail (45), fixing a cable on the bracket after each bracket is installed, pushing the bracket fixed with the cable to the tail end of the cable duct, and repeating the cycle until the cable laying is completed; the bracket comprises a base (7) sliding on the guide rail (45), a supporting rod (8) fixed on the base (7), and a fixing device (9) arranged at the top of the supporting rod (8) and used for fixing a cable; the base (7) comprises a supporting plate (71), vertical plates (72) fixedly connected to two sides of the supporting plate (71) and oppositely arranged, and bending plates (73) formed on one side opposite to the two vertical plates (72), wherein the supporting rods (8) are fixed on one side, far away from the vertical plates (72), of the supporting plate (71), and a chamber in which the upper flange plate (451) is inserted in a sliding manner is formed among the supporting plate (71), the vertical plates (72) and the bending plates (73);
s4: covering the cable groove (4) with a top plate (10) to realize the sealing of the cable groove (4);
s5: backfilling the foundation pit (1).
2. The method according to claim 1, wherein in the step S1, after the foundation pit (1) is formed, a cushion layer is laid on the bottom of the foundation pit (1) and tamped to make a leveling.
3. A method of constructing a cable according to claim 1, wherein: the groove body in the step S2 comprises a bottom plate (41), two side plates (42) fixedly connected to the bottom plate (41) and oppositely arranged, convex edges (43) are integrally formed on the opposite sides of the two side plates (42) and are located at upper positions, positioning cylinders (44) are fixedly connected to the upper surfaces of the convex edges (43), the positioning cylinders (44) are arranged along the length direction of the bottom plate (41), and positioning assemblies (5) used for guaranteeing alignment of guide rails (45) are arranged between the positioning cylinders (44) on the same side of the groove body in a penetrating mode.
4. A method of constructing a cable according to claim 3, wherein: the positioning assembly (5) comprises a head rod (51) and a plurality of positioning rods (52) which are arranged in the positioning cylinder (44) in a penetrating manner and are sequentially connected, one end of the head rod (51) is conical, a positioning hole (53) is formed in the other end of the head rod, an inserting rod (54) is fixedly connected to one end of the positioning rod (52), a positioning hole (53) is formed in the other end of the positioning rod, and the head rod (51) and the positioning rod (52) are in plug-in fit with each other and the adjacent positioning rods (52) through the inserting rod (54) and the positioning holes (53); the outer diameter of the positioning rod (52) is matched with the inner diameter of the positioning cylinder (44).
5. A method of constructing a cable according to claim 1, wherein: the bearing plate (71) and the vertical plate (72) are embedded with a plurality of groups of balls (74) which are arranged along the length direction of the guide rail (45) in a rolling way towards one side of the cavity, and sliding grooves for the balls (74) to slide along the cable arrangement direction are processed at positions of the upper flange plate (451) corresponding to the balls (74).
6. A method of constructing a cable according to claim 1, wherein: fixing device (9) are including rigid coupling in fixing base (91) of base (7) one end is kept away from in bracing piece (8), with fixing base (91) matched with in order to press from both sides tight movable seat (92) of cable to and be used for installing coupling assembling (93) on fixing base (91) with movable seat (92), fixing base (91) and the relative one side of movable seat (92) all process semicircular groove of stepping down, form the installing port that supplies the cable to pass through between two grooves of stepping down.
7. The method of claim 6, wherein: the connecting assembly (93) comprises an extension plate (931) fixedly connected to the movable seat (92) and positioned on two sides of the cable arrangement direction, an operating rod (932) vertically penetrating through the extension plate (931) and in rotating fit with the extension plate (931), a handle (933) fixedly connected to one end of the operating rod (932) far away from the fixed seat (91), and a bar-shaped block (934) fixedly connected to one end of the operating rod (932) close to the fixed seat (91), wherein an external thread section (935) is processed on the operating rod (932), an internal thread is processed on the hole wall of a hole for the operating rod to penetrate through on the extension plate (931), and the external thread section (935) and the bar-shaped block (934) are positioned on the same side of the extension plate (931);
the fixed seat (91) is provided with an ear plate (936) corresponding to the position of the extension plate (931) in an integrated mode, a lock hole (937) for the operating rod (932) and the bar block (934) to pass through is processed on the ear plate (936), and when the external thread section (935) is abutted with the internal thread, the bar block (934) is located on one side, far away from the extension plate (931), of the ear plate (936).
8. A method of constructing a cable according to claim 1, wherein: in the step S3, before installing the bracket, an end side fence is installed on the cable trench (4) positioned at the end of the cable trench, and after the cable is laid, an initial side fence is installed on the cable trench (4) at the initial end of the cable trench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210143096.1A CN114530797B (en) | 2022-02-16 | 2022-02-16 | Construction method of cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210143096.1A CN114530797B (en) | 2022-02-16 | 2022-02-16 | Construction method of cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114530797A CN114530797A (en) | 2022-05-24 |
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Citations (7)
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| JPH1118261A (en) * | 1997-06-27 | 1999-01-22 | Noji Tec Kk | Cable box and method for laying cable box |
| KR100743369B1 (en) * | 2006-11-21 | 2007-07-26 | 서상준 | Precast culvert assembly for both culvert and utility-pipe conduit |
| CN204258238U (en) * | 2014-10-30 | 2015-04-08 | 佛山市南海冠舜树脂复合材料有限公司 | A kind of prefabricated assembled irrigation canals and ditches device |
| CN106677209A (en) * | 2017-01-18 | 2017-05-17 | 河南国隆实业有限公司 | Intelligent comprehensive pre-fabricating pipe gallery and construction technique thereof |
| CN108233314A (en) * | 2017-12-01 | 2018-06-29 | 江苏昆山通用电气有限公司 | A kind of construction method of cable laying |
| CN111668797A (en) * | 2020-06-22 | 2020-09-15 | 广东电网有限责任公司 | Assembled cable pit |
| CN113178818A (en) * | 2021-04-30 | 2021-07-27 | 国网河南省电力公司社旗县供电公司 | Cable trench multi-row wiring device |
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2022
- 2022-02-16 CN CN202210143096.1A patent/CN114530797B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1118261A (en) * | 1997-06-27 | 1999-01-22 | Noji Tec Kk | Cable box and method for laying cable box |
| KR100743369B1 (en) * | 2006-11-21 | 2007-07-26 | 서상준 | Precast culvert assembly for both culvert and utility-pipe conduit |
| CN204258238U (en) * | 2014-10-30 | 2015-04-08 | 佛山市南海冠舜树脂复合材料有限公司 | A kind of prefabricated assembled irrigation canals and ditches device |
| CN106677209A (en) * | 2017-01-18 | 2017-05-17 | 河南国隆实业有限公司 | Intelligent comprehensive pre-fabricating pipe gallery and construction technique thereof |
| CN108233314A (en) * | 2017-12-01 | 2018-06-29 | 江苏昆山通用电气有限公司 | A kind of construction method of cable laying |
| CN111668797A (en) * | 2020-06-22 | 2020-09-15 | 广东电网有限责任公司 | Assembled cable pit |
| CN113178818A (en) * | 2021-04-30 | 2021-07-27 | 国网河南省电力公司社旗县供电公司 | Cable trench multi-row wiring device |
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| CN114530797A (en) | 2022-05-24 |
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