A cable reel for trenchless pipe repair of urban underground pipes

Abstract

The present invention discloses a cable reel for trenchless repair of urban underground pipelines, comprising: a bracket, the bracket is a frame structure composed of a plurality of groups of hollow rectangular support rods, two groups of support seats are arranged inside the bracket and a rotating shaft is installed inside the support column, a cable reel is arranged on the surface of the rotating shaft and the cable reel is rotatably connected to the support seat through the rotating shaft, a driving sprocket is arranged on the side of the cable reel and the driving sprocket is fixedly connected to the rotating shaft. The present invention uses the driving sprocket in conjunction with the driving device inside the clutch so that the cable reel can be automatically reeled, and at the same time, a motor reducer is arranged on the side of the clutch to cooperate with the handle of the clutch to control the winding speed and the winding position, and the operation is simple and quick, and a rocker arm bar is arranged on the side of the bracket to cooperate with the threader, the guide wheel and the cable organizer, thereby reducing the wear caused by the cable dragging on the ground and conveniently avoiding the entanglement caused by the cable recovery.

Description

Technical Field

[0001] The invention relates to the technical field of pipeline dredging, and more specifically to a cable reel used for trenchless pipeline repair of urban underground pipelines. Background Art

[0002] Urban underground pipelines refer to pipelines and their ancillary facilities for water supply, drainage, gas, heat, electricity, communications, radio and television, industry, etc. within the city. They are important infrastructure and "lifelines" to ensure the operation of the city. my country plans to build a relatively complete urban underground pipeline system in about 10 years, so that the construction and management level of underground pipelines can meet the needs of economic and social development, and the emergency disaster prevention capacity will be greatly improved. With the development of cities, many pipelines are old and have been more than 50 years old. The sewer environment is relatively complex. Due to various reasons, the old pipelines are leaking seriously, and the pipelines are broken. It is impossible for humans to enter the pipelines for operation, which makes the sewer pipelines leak seriously.

[0003] The existing cable reel needs to be installed with buttons and drive motors, which is complicated to install and operate. At the same time, the cable drags on the ground during use, which accelerates the wear of the cable and reduces its service life. At the same time, the existing cable reel consumes power and is costly. Therefore, a new solution needs to be designed to improve it. Summary of the invention

[0004] The purpose of the present invention is to provide a cable reel for trenchless repair of urban underground pipelines, which solves the problem that the existing cable reel in the prior art needs to install buttons and drive motors, the installation operation is complicated, and the cable drags on the ground during use, which accelerates the wear of the cable and reduces the service life. At the same time, the existing cable winding equipment consumes power and is costly.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a cable reel for trenchless repair of urban underground pipelines, comprising: a bracket, the bracket being a frame structure composed of a plurality of groups of hollow rectangular support rods, two groups of support seats being arranged inside the bracket and a rotating shaft being installed inside the support column, a cable reel being arranged on the surface of the rotating shaft and the cable reel being rotatably connected to the support seat through the rotating shaft, a driving sprocket being arranged on the side of the cable reel and the driving sprocket being fixedly connected to the rotating shaft, a clutch being arranged at the lower part of the bracket and the clutch comprising a driving device and a clutch device and a handle being arranged on the side of the clutch, a motor reducer being arranged on the side of the clutch and a connection between the motor reducer and the driving device inside the clutch The third driving chain is connected, a third driving chain is provided between the power output end of the clutch and the driving sprocket, a driven sprocket is provided on the top of the bracket and a first driving chain is provided between the driven sprocket and the driving sprocket, the driven sprocket is rotationally connected to the driving sprocket through the first driving chain, a roller is installed on the side of the driven sprocket and the roller is rotationally connected to the bracket, a rocker arm cross bar is provided on the upper end side of the bracket and the rocker arm cross bar is rotationally connected to the bracket through a movable shaft, a cable organizer is provided at the end of the rocker arm cross bar and the cable organizer is fixedly connected to the rocker arm cross bar by bolts, a manual rocker arm is provided on the side of the bracket and a hand wheel is provided on the side of the manual rocker arm, a second driving chain is provided between the hand wheel and the power output end of the clutch.

[0006] As a preferred embodiment of the present invention, a wire threader is provided at the upper end of the rocker arm cross bar and the wire threader is fixedly connected to the rocker arm cross bar by bolts, and a through hole matching the cable is provided inside the wire threader.

[0007] As a preferred embodiment of the present invention, a wire wheel is provided on the side of the threader and is fixed to the rocker arm cross bar by bolts. The wire wheel rotates relative to the rocker arm cross bar through movable shafts on both sides, and a groove matching the cable is provided inside the wire wheel.

[0008] As a preferred embodiment of the present invention, a diagonal brace is provided at the lower part of the side of the rocker cross bar, and the diagonal brace is sleeved on the lower connecting rod of the rocker cross bar and the surface of the rocker cross bar.

[0009] As a preferred embodiment of the present invention, the cable organizer is arranged in a fan-shaped structure and a plurality of guide wheels are arranged inside the arc surface thereof, and the guide wheels are rotatably connected to the cable organizer.

[0010] As a preferred embodiment of the present invention, a damper is provided on the left side of the support seat and is fixedly connected to the bracket by bolts, and one side of the damper is in contact with the cable reel.

[0011] As a preferred embodiment of the present invention, a pressure wheel is provided on the side of the bracket and the pressure wheel is located on the inner side of the first driving chain, and the pressure wheel and the first driving chain are meshed with each other.

[0012] As a preferred embodiment of the present invention, a plurality of groups of weight-reducing grooves are provided inside the cable reel, and the weight-reducing grooves are arranged in a fan-shaped structure.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] The present invention uses an active sprocket in conjunction with a driving device inside a clutch so that the cable reel can be automatically reeled. At the same time, a motor reducer is arranged on the side of the clutch to cooperate with a handle for controlling the clutch to control the cable reel speed and position. The operation is simple and quick. A rocker arm cross bar is arranged on the side of the bracket to cooperate with a threader, a guide wheel and a cable organizer to reduce the wear caused by the cable dragging on the ground and to avoid the entanglement caused by cable recovery. At the same time, a manual rocker arm is arranged on the side of the bracket. The manual rocker arm is rotated to rotate a hand-cranked wheel on its side. The hand-cranked wheel is connected to the shaft end of the driving device inside the clutch through a second driving chain, thereby driving the shaft end inside the clutch to rotate. The shaft end of the clutch is connected to the active sprocket through a third driving chain, thereby driving the cable reel to rotate. The manual winding mode can be switched under abnormal circumstances, thereby improving the safety of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0016] Figure 2 It is a schematic diagram of the main structure of the present invention;

[0017] Figure 3 It is a rear view structural schematic diagram of the present invention.

[0018] In the figure: bracket-1, rocker cross bar-2, threader-3, wire pulley-4, wire organizer-5, diagonal support rod-6, handle-7, manual rocker-8, cable reel-9, damping-10, support seat-11, driven sprocket-12, first drive wheel-13, motor reducer-14, clutch-15, driving sprocket-16, hand wheel-17, second drive chain-18, third drive chain-19, pressure wheel-20. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] See also Figure 1-3 The present invention provides a technical solution: a cable reel for trenchless repair of urban underground pipelines, comprising: a bracket 1, wherein the bracket 1 is a frame structure composed of a plurality of groups of hollow rectangular support rods, two groups of support seats 11 are arranged inside the bracket 1, and a rotating shaft 21 is installed inside the support column, a cable reel 9 is arranged on the surface of the rotating shaft 21, and the cable reel 9 is rotatably connected to the support seat 11 through the rotating shaft 21, a driving sprocket 16 is arranged on the side of the cable reel 9, and the driving sprocket is fixedly connected to the rotating shaft 21, a clutch 15 is arranged at the lower part of the bracket 1, and the clutch 15 includes a driving device and a clutch device, and the side of the clutch device A handle 7 is provided on the surface, a motor reducer 14 is provided on the side of the clutch 15, and the motor reducer 14 is connected to the driving device inside the clutch 15, a third driving chain 19 is provided between the power output end of the clutch 15 and the driving sprocket 16, a driven sprocket 12 is provided on the top of the bracket 1, and a first driving chain 13 is provided between the driven sprocket 12 and the driving sprocket 16, the driven sprocket 12 is rotatably connected to the driving sprocket 16 through the first driving chain 13, a roller shaft is installed on the side of the driven sprocket 12, and the roller shaft is rotatably connected to the bracket 1, and the driving sprocket 16 is used in conjunction with the driving device inside the clutch 15 to make the reel The wire drum 9 can be automatically wound up, and at the same time, a motor reducer 14 is arranged on the side of the clutch 15 to cooperate with the handle 7 for controlling the clutch, so that the winding speed and the winding position can be controlled, and the operation is simple and quick. A rocker arm bar 2 is arranged on the side of the bracket 1, and is used in conjunction with the threader 3, the guide wheel 4 and the cable organizer 5, which reduces the wear caused by the cable dragging on the ground and conveniently avoids the entanglement caused by the cable recovery. A rocker arm bar 2 is arranged on the upper side of the bracket 1, and the rocker arm bar 2 is rotatably connected to the bracket 1 through a movable shaft, and a cable organizer 5 is arranged at the end of the rocker arm bar 2, and the cable organizer 5 is fixedly connected to the rocker arm bar 2 through bolts, and the bracket 1 A manual crank arm 8 is provided on the side thereof and a hand wheel 17 is provided on the side thereof, a second drive chain 18 is provided between the hand wheel 17 and the power output end of the clutch 15, a manual crank arm 8 is provided on the side thereof, the manual crank arm 8 is rotated to rotate the hand wheel 17 on its side, the hand wheel 17 is connected to the shaft end of the driving device inside the clutch 15 through the second drive chain 18, thereby driving the shaft end inside the clutch 15 to rotate, the shaft end of the clutch 15 is connected to the active sprocket 16 through the third drive chain 19, thereby driving the winding reel 9 to rotate, and the manual winding mode can be switched under abnormal circumstances, thereby improving the safety of the device.

[0021] Further improvement, such as Figure 1 As shown: a wire threader 3 is provided at the upper end of the rocker arm cross bar 2 and the wire threader 3 is fixedly connected to the rocker arm cross bar 2 by bolts, a through hole matching the cable is provided inside the wire threader 3, and the setting of the wire threader 2 facilitates the movement of the cable at the upper end of the rocker arm cross bar 2, thereby ensuring the stability of the cable retraction and release.

[0022] Further improvement, such as Figure 1 As shown: a guide wheel 4 is provided on the side of the threader 3 and the guide wheel 4 is fixed to the rocker arm cross bar 2 by bolts. The guide wheel 4 rotates relative to the rocker arm cross bar 2 through movable shafts on both sides. A groove matching the cable is provided inside the guide wheel 4. The setting of the guide wheel 4 changes the up and down position as the pressure applied by the cable, thereby guiding the cable.

[0023] Further improvement, such as Figure 1 As shown: the lower part of the side of the rocker arm cross bar 2 is provided with an oblique support rod 6, and the oblique support rod 6 is sleeved on the lower connecting rod of the rocker arm cross bar 2 and the surface of the rocker arm cross bar 2. The setting of the oblique support rod 6 increases the supporting strength of the rocker arm cross bar 2.

[0024] Further improvement, such as Figure 1 As shown: the cable organizer 5 is arranged in a fan-shaped structure and a plurality of guide wheels are arranged inside its arc surface. The guide wheels are rotatably connected to the cable organizer 5. The arrangement of the cable organizer 5 can ensure smooth cable winding and unwinding to avoid entanglement.

[0025] Further improvement, such as Figure 2 As shown: a damper 10 is provided on the left side of the support seat 11 and the damper 10 is fixedly connected to the bracket 1 by bolts, and one side of the damper 10 is in contact with the cable reel 9. The damper 10 can effectively reduce the force generated during the winding process of the cable reel, thereby achieving an anti-vibration buffering effect.

[0026] Further improvement, such as Figure 3 As shown: a pressure wheel 20 is provided on the side of the bracket 1 and the pressure wheel 20 is located on the inner side of the first drive chain 13. The pressure wheel 20 and the first drive chain 13 are meshed with each other. The setting of the pressure wheel 20 keeps the first drive chain 13 in a tensioned state to prevent the first drive chain 13 from detaching.

[0027] Further improvement, such as Figure 2 As shown: the cable reel 9 is provided with a plurality of groups of weight-reducing grooves in a fan-shaped structure. The arrangement of the weight-reducing grooves ensures the structural strength of the cable reel 9 while reducing the weight, thereby facilitating lightweight assembly.

[0028] The present invention uses an active sprocket 16 to cooperate with the driving device inside the clutch 15, so that the cable reel 9 can be automatically reeled. At the same time, a motor reducer 14 is arranged on the side of the clutch 15 to cooperate with the handle 7 of controlling the clutch, so that the winding speed and the winding position can be controlled. The operation is simple and quick. A rocker cross bar 2 is arranged on the side of the bracket 1, which is used in conjunction with the threader 3, the wire wheel 4 and the cable organizer 5 to reduce the wear caused by the cable dragging on the ground and to avoid the entanglement caused by the cable recovery. At the same time, a manual rocker 8 is arranged on the side of the bracket 1. The manual rocker 8 is rotated to rotate the hand wheel 17 on its side. The hand wheel 17 is connected to the shaft end of the driving device inside the clutch 15 through the second driving chain 18, thereby driving the shaft end inside the clutch 15 to rotate. The shaft end of the clutch 15 is connected to the active sprocket 16 through the third driving chain 19, thereby driving the cable reel 9 to rotate. Under abnormal circumstances, the manual winding mode can be switched, thereby improving the safety of the device.

[0029] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A cable reel for trenchless pipe repair of urban underground pipes, characterized in that: include: A support (1) is a frame structure composed of a plurality of groups of hollow rectangular support rods. Two groups of support seats (11) are arranged inside the support (1), and a rotating shaft (21) is installed inside the support column. A winding drum (9) is arranged on the surface of the rotating shaft (21), and the winding drum (9) is rotatably connected to the support seat (11) through the rotating shaft (21). A driving sprocket (16) is arranged on the side of the winding drum (9), and the driving sprocket is fixedly connected to the rotating shaft (21). A clutch (15) is arranged at the bottom of the support (1), and the clutch (15) includes a driving device and a clutch device, and a handle (7) is arranged on the side of the clutch device. A motor reducer (14) is arranged on the side of the clutch (15), and the motor reducer (14) is connected to the driving device inside the clutch (15). A third gear is arranged between the power output end of the clutch (15) and the driving sprocket (16). A drive chain (19), a driven sprocket (12) is provided on the top of the bracket (1), and a first drive chain (13) is provided between the driven sprocket (12) and the driving sprocket (16), the driven sprocket (12) is rotatably connected to the driving sprocket (16) through the first drive chain (13), a roller is installed on the side of the driven sprocket (12), and the roller is rotatably connected to the bracket (1), a rocker bar (2) is provided on the upper side of the bracket (1), and the rocker bar (2) is rotatably connected to the bracket (1) through a movable shaft, a cable organizer (5) is provided at the end of the rocker bar (2), and the cable organizer (5) is fixedly connected to the rocker bar (2) through bolts, a manual rocker (8) is provided on the side of the bracket (1), and a hand wheel (17) is provided on the side of the manual rocker (8), and a second drive chain (18) is provided between the hand wheel (17) and the power output end of the clutch (15).

2. A cable reel for trenchless repair of urban underground pipelines according to claim 1, characterized in that: A wire threader (3) is provided at the upper end of the rocker arm cross bar (2), and the wire threader (3) is fixedly connected to the rocker arm cross bar (2) via bolts, and a through hole matching the cable is provided inside the wire threader (3).

3. A cable reel for trenchless repair of urban underground pipelines according to claim 2, characterized in that: A guide wheel (4) is provided on the side of the threading device (3) and the guide wheel (4) is fixed to the rocker arm cross bar (2) by bolts. The guide wheel (4) rotates with the rocker arm cross bar (2) via movable shafts on both sides. A groove matching the cable is provided inside the guide wheel (4).

4. A cable reel for trenchless repair of urban underground pipelines according to claim 3, characterized in that: A diagonal support rod (6) is provided at the lower part of the side of the rocker arm cross bar (2), and the diagonal support rod (6) is sleeved on the lower connecting rod of the rocker arm cross bar (2) and the surface of the rocker arm cross bar (2).

5. The cable reel for trenchless repair of urban underground pipelines according to claim 1, characterized in that: The cable organizer (5) is arranged in a fan-shaped structure and a plurality of guide wheels are arranged inside its arc surface. The guide wheels are rotatably connected to the cable organizer (5).

6. A cable reel for trenchless repair of urban underground pipelines according to claim 1, characterized in that: A damper (10) is provided on the left side of the support seat (11), and the damper (10) is fixedly connected to the bracket (1) via bolts, and one side of the damper (10) is in contact with the cable reel (9).

7. A cable reel for trenchless repair of urban underground pipelines according to claim 6, characterized in that: A pressure wheel (20) is provided on the side of the bracket (1) and the pressure wheel (20) is located on the inner side of the first drive chain (13), and the pressure wheel (20) and the first drive chain (13) are meshed with each other.

8. The cable reel for trenchless repair of urban underground pipelines according to claim 1, characterized in that: The wire reel (9) is provided with a plurality of groups of weight-reducing grooves inside, and the weight-reducing grooves are arranged in a fan-shaped structure.

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