CN116014631A - Cable laying auxiliary device and use method thereof - Google Patents

Abstract

The invention discloses a cable laying auxiliary device, which comprises a wire feeding combined frame and a connecting wire, wherein the wire feeding combined frame comprises two rectangular frames and two wire guide wheels, and each rectangular frame is provided with one wire guide wheel; one rectangular frame is arranged at the top of the inspection well, two reinforced concrete pipelines are laid on the well wall of the inspection well, and two ends of the other rectangular frame are respectively arranged in the two reinforced concrete pipelines. The using method of the device comprises the following steps: winding and protecting the end part of the cable, conveying the cable to the end part of one of the reinforced concrete pipelines, and respectively inserting two sides of a rectangular frame into the two reinforced concrete pipelines; connecting two rectangular frames; putting the connecting wire into two wire guide wheels, and pushing the connecting wire into the reinforced concrete pipeline; binding the end of the connecting wire with the end of the cable; pulling the connecting wire to enable the cable to enter and exit the well, and placing the cable to be in the distribution room; and finishing the laying of the other cable, and disassembling the wire feeding combined frame. The invention has convenient installation and laying operation.

Description

A cable laying auxiliary device and its use method

technical field

The invention belongs to the technical field of building construction, and in particular relates to a cable laying auxiliary device and a using method thereof.

Background technique

The power supply, water supply, drainage, sewage discharge, communication, cable TV, gas pipe, street light lines, etc. of the underground infrastructure need to be equipped with inspection wells for the convenience of installation and maintenance. When the large-section cable is laid into the well to enter the box room, the cable head is usually placed in the end of the reinforced concrete pipe under the well wall of the inspection well, and then pushed forward into the well for construction. At present, the cable head is placed on the end of the reinforced concrete pipe in the inspection well to push the construction. This method will cause the surface of the cable to be rubbed by friction (heavy weight) to form initial damage, reduce the service life, and is time-consuming and labor-intensive. The efficiency is low, and the smooth implementation of the quality of the installation progress is affected. .

Contents of the invention

Aiming at the problems in the prior art, the present invention provides a cable laying auxiliary device which is easy to manufacture, convenient to install and operate, detachable and movable, and reusable, and its use method.

The present invention adopts following technical scheme:

An auxiliary device for cable laying, the device includes a combined wire feeding frame (3) and a connecting wire (7). The combined wire feeding frame (3) includes two rectangular frames and two guide wheels (6), each rectangular A lead wheel (6) is installed in the middle of the frame, and two rectangular frames are connected by a plurality of long limb bolt rods (4), and the two rectangular frames are parallel to each other; a rectangular frame is installed on the top of the inspection well (1), and the inspection well ( 1) The well wall is laid with two opposite reinforced concrete pipes (2), one end of another rectangular frame is installed in a reinforced concrete pipe (2), and the other end of another rectangular frame is installed in another reinforced concrete pipe ( 2) Inside; the connecting wire (7) is multi-turned and wound with two guide wheels (6).

Further, the width of the rectangular frame is smaller than the inner diameter of the reinforced concrete pipe (2), and the length of the rectangular frame is larger than the diameter of the inspection well (1).

Further, the material of the rectangular frame is one of flat steel, square steel and thick steel plate.

Further, one end of the long-leg bolt rod (4) has a nut, and the rectangular frame is processed with a plurality of bolt holes (8), and the end of each long-leg bolt rod (4) away from the nut passes through two There are two bolt holes (8) corresponding to the rectangular frame, and a nut (5) is installed at the end of each long-leg bolt rod (4) away from the nut.

Further, one side of the guide wheel (6) is connected with a guide wheel shaft (9), and the other side of the guide wheel (6) is connected with another opposite guide wheel shaft (9), and a guide wheel shaft (9) It is connected with one side of the rectangular frame, another guide wheel shaft (9) is connected with the other side of the rectangular frame, and the two sides of the rectangular frame connecting the two guide wheel shafts (9) are parallel to each other.

Further, the connecting wire (7) is a steel strand.

A method for using the above-mentioned cable laying auxiliary device, the method includes the following steps:

Step (1): Protect the end of the cable from winding, send the cable to the end of one of the reinforced concrete pipes (2) in sections, and then insert two steel bars on both sides of the short side of a rectangular frame Inside the concrete pipe (2);

Step (2): passing the end of each long-leg bolt rod (4) away from the nut through the bolt hole (8) of the rectangular frame inserted into the two reinforced concrete pipes (2);

Step (3): pass the corresponding bolt holes (8) processed by another rectangular frame through the long-leg bolt rods (4), and fasten each long-leg bolt rods (4) with nuts (5);

Step (4): Put the connecting wire (7) into the vertically symmetrical guide wheel (6), and push the connecting wire (7) into the reinforced concrete pipe (2) where the cable needs to penetrate;

Step (5): After the connecting wire (7) is sent out of the end of the reinforced concrete pipe (2) that needs to be penetrated by the cable, connect the end of the sent connecting wire (7) with the cable that has been protected from winding The ends are bound with steel wire;

Step (6): Pull the connecting wire (7) to make the cable go into and out of the well, loosen the bundled steel wire and place the cable to enter the power distribution room;

Step (7): Repeat step (4) to step (6) until the laying of another cable of this length and the exiting of the well and waiting for entry into the box room are completed, and the combined wire feeding frame (3) is disassembled.

Beneficial technical effects of the present invention: the cable laying auxiliary device of the present invention has a reasonable and ingenious structural design, simple processing and production, convenient installation and laying operation, safe and stable, detachable and mobile, can be reused, saves construction costs, and avoids initial installation of cables. The destruction ensures the smooth implementation of the quality of the cable laying and installation progress, and achieves the social and economic benefits of safe construction.

Description of drawings

Fig. 1 is the structural representation of device of the present invention;

Fig. 2 is a schematic structural view of the wire feeding combined frame of the present invention.

Detailed ways

Referring to Figures 1-2, a cable laying auxiliary device of the present invention includes a wire feeding combined frame 3 and a connecting wire 7. The wire feeding combined frame 3 includes two rectangular frames and two wire pulleys 6, and each rectangular frame A guide pulley 6 is installed in the middle, and two rectangular frames are connected by multiple long-leg bolt rods 4, and the two rectangular frames are parallel to each other; one rectangular frame is installed on the top of the inspection well 1, and two steel bars are laid on the well wall of the inspection well 1 Concrete pipe 2, two reinforced concrete pipes 2 are laid on opposite sides of the well wall of the inspection well 1, one end of another rectangular frame is installed in one reinforced concrete pipe 2, and the other end of the other rectangular frame is installed in another steel bar Inside the concrete pipe 2; the connecting wire 7 is wound with two guide wheels 6 in multiple turns. The width of the rectangular frame is smaller than the inner diameter of the reinforced concrete pipe 2 , and the length of the rectangular frame is larger than the diameter of the inspection well 1 . The material of the rectangular frame is one of flat steel, square steel and thick steel plate. One end of the long-leg bolt rod 4 is processed with a nut, and the rectangular frame is processed with a plurality of bolt holes 8, and the end of each long-leg bolt rod 4 away from the nut passes through two bolt holes corresponding to the two rectangular frames 8. A nut 5 is installed on the end of each long-leg bolt rod 4 away from the nut. One side of the guide wheel 6 is connected with a guide wheel shaft 9, and the other side of the guide wheel 6 is connected with another relative guide wheel shaft 9, and one guide wheel shaft 9 is connected with one side of the rectangular frame, and the other wire The wheel shaft 9 is connected to the other side of the rectangular frame, and the two sides of the rectangular frame connecting the two wire wheel shafts 9 are parallel to each other. The connecting wire 7 is a steel strand.

The use method based on the cable laying auxiliary device includes the following steps:

Step (1): Protect the end of the cable from winding, send the cable to the end of one of the reinforced concrete pipes 2 in sections, and then insert the two sides of the short side of a rectangular frame into two reinforced concrete pipes within 2;

Step (2): Pass the end of each long-leg bolt rod 4 away from the nut through the bolt hole 8 of the rectangular frame inserted into the two reinforced concrete pipes 2;

Step (3): Pass the corresponding bolt holes 8 processed by another rectangular frame through the long-leg bolt rods 4, and fasten each long-leg bolt rod 4 with nuts 5; the other rectangular frame is installed on the top of the inspection well 1 ;

Step (4): Put the connecting wire 7 into the upper and lower symmetrical guide wheel 6, and push the connecting wire 7 to the reinforced concrete pipe 2 where the cable needs to penetrate;

Step (5): After the connecting wire 7 is sent out of the end of the reinforced concrete pipe 2 that needs to be penetrated by the cable, the end of the sent connecting wire 7 and the end of the cable that has been protected from winding are bound with steel wires ;

Step (6): Pull the connecting wire 7 to make the cable go into and out of the well, loosen the bundled steel wire and place the cable to enter the power distribution room;

Step (7): Repeat step (4) to step (6) until the laying of another cable of this length and the exiting of the well and waiting for entry into the box room are completed, and the combined wire feeding frame 3 is disassembled.

Implementation of cable laying aids:

See Figure 1-2, 1) Utilize flat (square) steel or thick steel plate welding process to make two rectangular frames whose width is smaller than the inner diameter of the reinforced concrete pipe 2 and whose length is larger than the diameter of the inspection well 1, and in the middle of the length direction of the two rectangular frames Set two groups of bolt holes 8 symmetrically in the outer area;

2) According to the height distance from the bottom end of the reinforced concrete pipeline 2 to the wellhead and edge of the inspection well 1 and the inner diameter of the bolt hole 8, select the long-leg bolt rod 4 with an appropriate length and outer diameter;

3) Process and manufacture two sets of disc-shaped guide wheels 6 with inner arc grooves for placing the connecting wire 7, and add two guide wheel shafts 9 and two guide wheel shafts 9 by symmetrical vertical welding at the center positions of both sides of the guide wheel 6, respectively. And the combination width of guide wheel 6 is identical with the width of two rectangular frames;

4) The bottoms of the guide wheel shafts 9 on both sides of the two sets of guide wheels 6 are respectively symmetrically and vertically welded to the middle of the two sides of the two rectangular frames to complete the processing and manufacture of the cable laying device.

5) How to use: ① Protect the end of the large-section cable from winding. After the large-section cable is sent to the end of one of the reinforced concrete pipes 2 horizontally arranged below the well wall of the inspection well 1, put a piece of The two sides of the short side of the rectangular frame are respectively inserted and placed on the inner pipe wall at the lower end of the reinforced concrete pipe 2 on both sides of the well wall of the inspection well 1, and the rectangular frame can be hoisted by a rope: The bolt holes 8 opened by the rectangular frame on the inner pipe wall at the lower end of the reinforced concrete pipe 2 on both sides of the inspection well 1 are pierced from bottom to top, and can also be pierced in advance; The bolt hole 8 is aligned with the long-leg bolt rod 4 on the rectangular frame on the inner pipe wall at the lower end of the reinforced concrete pipe 2 on both sides of the well wall of the inspection well 1 and inserted from top to bottom; ④ Insert from top to bottom Another rectangular frame in the long-leg bolt rod 4 can be fixed on the upper end of the inspection well 1 well, fasten each long-leg bolt rod 4 with nuts 5, and symmetrically arrange two rectangular frames and long-leg bolt rods at different positions up and down. The limb bolt rod 4, guide wheel 6 and guide wheel shaft 9 form the combined wire feeding frame 3; Multi-turn winding, release and push the connecting wire 7 to the reinforced concrete pipe 2 that needs to be penetrated by the cable; Bundle the end of the large-section cable with good winding protection for about 300 mm with steel wire; ⑦ The operator along the inspection well 1 pulls the connecting line 7 to make the large-section cable go into and out of the well, and other operators can assist in lifting. Loosely bundle the steel wires and place the cables into the power distribution room (box); ⑧Repeat the steps ⑤～⑦ until the laying of another cable of this length is completed; The cable laying device is installed in the next inspection well 1, and the cable laying of the entire length of the project is completed.

Claims (7)

1. A cable laying auxiliary device is characterized in that, the device comprises a wire feeding combination frame (3), a connecting wire (7), and the wire feeding combination frame (3) comprises two rectangular frames, two guide wheels ( 6), install a guide wheel (6) in the middle of each rectangular frame, the two rectangular frames are connected by multiple long-leg bolt rods (4), and the two rectangular frames are parallel to each other; one rectangular frame is installed in the inspection well (1) The top of the inspection well (1) is laid with two opposite reinforced concrete pipes (2), one end of the other rectangular frame is installed in a reinforced concrete pipe (2), and the other end of the other rectangular frame is installed in the In the other reinforced concrete pipe (2); the connecting wire (7) is multi-turned to form two guide wheels (6). 2. The cable laying auxiliary device according to claim 1, characterized in that, the width of the rectangular frame is smaller than the inner diameter of the reinforced concrete pipe (2), and the length of the rectangular frame is greater than that of the inspection well (1 )diameter of. 3. The cable laying auxiliary device according to claim 2, wherein the material of the rectangular frame is one of flat steel, square steel and thick steel plate. 4. The cable laying auxiliary device according to claim 1, characterized in that, one end of the long-leg bolt rod (4) has a nut, and the rectangular frame is processed with a plurality of bolt holes (8), each One end of the long-leg bolt rod (4) away from the nut passes through two bolt holes (8) corresponding to the two rectangular frames, and each long-leg bolt rod (4) is equipped with a nut (5) away from one end of the nut. ). 5. The cable laying auxiliary device according to claim 1, characterized in that, one side of the guide wheel (6) is connected to a guide wheel shaft (9), and the other side of the guide wheel (6) is connected to There is another relative guide wheel axle (9), and a guide guide axle (9) is connected with a side of described rectangular frame, and another lead guide axle (9) is connected with the other side of described rectangular frame, and described rectangular frame connects two Both sides of a guide wheel axle (9) are parallel to each other. 6. The cable laying auxiliary device according to claim 1, characterized in that, the connecting wire (7) is a steel strand. 7. A method for using the cable laying auxiliary device according to any one of claims 1-6, characterized in that the method comprises the following steps: Step (1): Protect the end of the cable from winding, send the cable to the end of one of the reinforced concrete pipes (2) in sections, and then insert two steel bars on both sides of the short side of a rectangular frame Inside the concrete pipe (2); Step (2): passing the end of each long-leg bolt rod (4) away from the nut through the bolt hole (8) of the rectangular frame inserted into the two reinforced concrete pipes (2); Step (3): pass the corresponding bolt holes (8) processed by another rectangular frame through the long-leg bolt rods (4), and fasten each long-leg bolt rods (4) with nuts (5); Step (4): Put the connecting wire (7) into the vertically symmetrical guide wheel (6), and push the connecting wire (7) into the reinforced concrete pipe (2) where the cable needs to penetrate; Step (5): After the connecting wire (7) is sent out of the end of the reinforced concrete pipe (2) that needs to be penetrated by the cable, connect the end of the sent connecting wire (7) with the cable that has been protected from winding The ends are bound with steel wire; Step (6): Pull the connecting wire (7) to make the cable go into and out of the well, loosen the bundled steel wire and place the cable to enter the power distribution room; Step (7): Repeat step (4) to step (6) until the laying of another cable of this length and the exiting of the well and waiting for entry into the box room are completed, and the combined wire feeding frame (3) is disassembled.

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