Non-excavation sewage pipe network repairing device

Abstract

The utility model relates to the technical field of pipe network repairing, and provides a trenchless sewage pipe network repairing device which comprises a working table, a working groove is formed in the top of the working table, a fixing mechanism is arranged at the top of the working table, and a repairing mechanism is arranged at the top of the working table. Through mutual cooperation of the gear, the rack, the repairing box and other components of the repairing mechanism, after the sewage pipe is fixed, repairing liquid is added into the repairing box through the conveying opening, then the motor is started, finally, the repairing liquid in the repairing box enters the conveying pipe through extrusion force, and the repairing liquid in the conveying pipe is sprayed out through the spraying holes; the interior of the sewage pipe is uniformly repaired, in the repairing process, residual repairing liquid can fall to the top of the inclined groove, the repairing liquid flows into the collecting box through the inclined face of the inclined groove, and by means of the design, the effect of effectively and uniformly repairing the interior of the sewage pipe is achieved, and the effect of automatically collecting the residual repairing liquid is also achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe network repair, and specifically to a non-excavation sewage pipe network repair device. Background Art

[0002] Sewage pipe network is one of the essential basic living facilities in the daily life of modern society. However, the pipes of the existing sewage pipe network are located underground for a long time and are easily corroded by sewage and are prone to damage.

[0003] The utility model with publication number CN 217601636U discloses a trenchless sewage pipe network repair device, the device includes a base plate and at least a pair of fixing mechanisms arranged on the base plate, the fixing mechanisms include a shell, a telescopic sleeve rod, a support plate, a telescopic rod, a splint and a transmission assembly. By arranging the shell, the telescopic sleeve rod, the support plate, the telescopic rod, the splint and the transmission assembly, in the above application document, through the mutual cooperation between the shell and the splint assembly, after the splint fixes the repaired sewage pipe, it needs to be manually repaired, resulting in the need to consume manual labor to repair the sewage pipe after it is fixed, thereby reducing the small probability of work. Therefore, we propose a trenchless sewage pipe network repair device. Utility Model Content

[0004] The utility model provides a trenchless sewage pipe network repairing device.

[0005] The technical solution of the utility model is as follows: a non-excavation sewage pipe network repair device, comprising a workbench, a working groove is opened on the top of the workbench, and a fixing mechanism is arranged on the top of the workbench; the fixing mechanism comprises a motor, the bottom of the motor is fixedly connected to the top of the workbench, the output shaft of the motor is fixedly connected to a threaded rod, a threaded sleeve is threadedly connected on the circumferential surface of the threaded rod, a connecting rod is fixedly connected to the side of the threaded sleeve, a push plate is fixedly connected to the side of the connecting rod, a hydraulic cylinder is fixedly connected to the inside of the working groove, one end of the hydraulic cylinder is slidably connected to a force rod through a piston, the other end of the hydraulic cylinder is slidably connected to a hydraulic rod through another piston, and the end of the hydraulic rod away from the hydraulic cylinder is fixedly connected to a fixing clamp.

[0006] A first return spring is fixedly connected to the side of the fixing clamp, and one end of the first return spring away from the fixing clamp is fixedly connected to the side of the hydraulic cylinder. The fixing clamp is slidably connected to the inside of the fixing clamp, and a fixing hole is provided on the circumferential surface of the adjusting clamp. The one end of the first return spring away from the fixing clamp is fixedly connected to the side of the hydraulic cylinder, and its function is to reset the fixing clamp through the first return spring. The fixing clamp is slidably connected to the inside of the fixing clamp, and its function is to adjust the fixing size of the fixing device according to work requirements. The fixing hole is provided on the circumferential surface of the adjusting clamp, and its function is to fix the adjusted adjusting clamp.

[0007] The side surface of the fixing clamp is elastically connected to the side surface of the hydraulic cylinder through a first return spring, the top of the fixing clamp is fixedly connected to a support rod, the inner sliding connection of the support rod is a cylindrical pin, the end of the threaded rod away from the motor is fixedly connected to a limiting plate, the inner sliding connection of the support rod has the function of fixing the adjustment clamp through the cylindrical pin, and the end of the threaded rod away from the motor is fixedly connected to the limiting plate to limit the displacement distance of the threaded sleeve.

[0008] One end of the force-bearing rod is located on the displacement track of the push plate, the number of the hydraulic rod, the adjusting clamp and the cylindrical pin is set to two, and they are symmetrical along the vertical center axis of the hydraulic cylinder. The function of one end of the force-bearing rod being located on the displacement track of the push plate is to ensure that the force-bearing rod can be pushed during the movement of the push plate. The number of the hydraulic rod, the adjusting clamp and the cylindrical pin is set to two, and they are symmetrical along the vertical center axis of the hydraulic cylinder to perform bidirectional fixation on the water pipe to be repaired.

[0009] A repair mechanism is provided on the top of the workbench, and the repair mechanism includes a gear, the interior of the gear is fixedly penetrated by the circumferential surface of the threaded rod, a slide groove is provided on the top of the workbench, a slide rod is slidably connected inside the slide groove, a rack is fixedly connected to the side of the slide rod, a moving rod is fixedly connected to the side of the rack, a moving plate is fixedly connected to the side of the moving rod, a repair box is fixedly connected to the top of the workbench, a conveying pipe is fixedly penetrated on the side of the repair box, a spray hole is provided on the circumferential surface of the conveying pipe, an extrusion plate is slidably connected to the interior of the repair box, and a moving column is fixedly connected to the side of the extrusion plate. The repair mechanism provided on the top of the workbench is used to evenly repair the fixed water pipe.

[0010] A second return spring is fixedly connected to the side of the repair box, and one end of the second return spring away from the side of the repair box is fixedly connected to one end of the moving column. A conveying port is provided on the top of the repair box, and the one end of the second return spring away from the side of the repair box is fixedly connected to one end of the moving column. The purpose of the second return spring is to reset the extrusion plate through the elasticity of the second return spring.

[0011] One end of the movable column is elastically connected to the side of the repair box through a second return spring, and an inclined groove is provided on the top of the working groove, and a collecting box is slidably connected inside the inclined groove. The inclined groove on the top of the working groove is used to clean the repair fluid after repair, and the collecting box is slidably connected inside the inclined groove to collect the residual repair fluid flowing in the inclined groove.

[0012] The circumferential surface of the gear and the side surface of the rack are meshed with each other, one end of the moving column is located on the displacement track of the moving plate, the number of the spray holes is set to be several, and the spray holes are arranged in a circular array along the circumferential surface of the conveying pipe. The circumferential surface of the gear and the side surface of the rack are meshed with each other to ensure that the rotation of the gear drives the rack to move, one end of the moving column is located on the displacement track of the moving plate to ensure that the moving plate can push the moving column to move the extrusion plate during the movement, the number of the spray holes is set to be several, and the function of the spray holes arranged in a circular array along the circumferential surface of the conveying pipe is to allow the repair liquid to pass through the spray holes to evenly repair the repaired pipe.

[0013] The working principle and beneficial effects of the utility model are:

[0014] 1. The utility model uses the mutual cooperation among the components such as the motor, hydraulic cylinder and adjusting clamp of the fixing mechanism. When the sewage pipe needs to be repaired, the staff places the sewage pipe inside the working tank, and then adjusts the adjusting clamp according to the size of the sewage pipe. After adjustment, the adjusting clamp is fixed by a cylindrical pin. The hydraulic rod of the hydraulic cylinder extends outward due to the pressure of the liquid inside the hydraulic cylinder, driving the fixing clamp to fix the repaired sewage pipe in two directions. This design achieves the effect of fixing the repaired sewage pipe in two directions, thereby improving the stability during repair.

[0015] 2. The utility model uses the mutual cooperation between the gears, racks and repair box components of the repair mechanism. After the sewage pipe is fixed, the repair liquid is added to the inside of the repair box through the delivery port, and then the motor is started. Finally, the repair liquid inside the repair box enters the delivery pipe through the extrusion force, and the repair liquid inside the delivery pipe is sprayed out through the spray hole to evenly repair the inside of the sewage pipe. During the repair process, residual repair liquid will fall to the top of the chute, and the repair liquid will flow into the collection box through the inclined surface of the chute. When the repair is completed, the moving column drives the extrusion plate to reset through the elasticity of the second reset spring. This design not only effectively repairs the inside of the sewage pipe evenly, but also realizes the effect of automatically collecting residual repair liquid.

[0016] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0018] Figure 1 This is a schematic diagram of the structure of the three-dimensional appearance of the utility model from the first perspective;

[0019] Figure 2 This is a schematic diagram of the structure of the utility model in a three-dimensional cross-section from the first viewing angle;

[0020] Figure 3It is a schematic structural diagram of a three-dimensional cross-section of the utility model from a second viewing angle;

[0021] Figure 4 For this utility model Figure 2 Schematic diagram of the three-dimensional enlarged structure of A in the middle;

[0022] Figure 5 For this utility model Figure 3 Schematic diagram of the three-dimensional enlarged structure of B.

[0023] In the figure: 1. workbench; 2. working groove; 3. fixing mechanism; 31. motor; 32. threaded rod; 33. threaded sleeve; 34. connecting rod; 35. push plate; 36. hydraulic cylinder; 37. force rod; 38. hydraulic rod; 39. fixing clamp; 310. first return spring; 311. adjusting clamp; 312. fixing hole; 313. supporting rod; 314. cylindrical pin; 315. limiting plate; 4. repair mechanism; 41. gear; 42. slide groove; 43. slide rod; 44. rack; 45. moving rod; 46. moving plate; 47. repair box; 48. conveying pipe; 49. spray hole; 410. extrusion plate; 411. moving column; 412. second return spring; 413. conveying port; 414. inclined groove; 415. collecting box. DETAILED DESCRIPTION

[0024] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Example 1

[0026] like Figure 1 to Figure 3 , Figure 5As shown, the present embodiment proposes a trenchless sewage pipe network repair device, comprising a workbench 1, a working groove 2 is provided on the top of the workbench 1, and a fixing mechanism 3 is arranged on the top of the workbench 1; the fixing mechanism 3 comprises a motor 31, the bottom of the motor 31 is fixedly connected to the top of the workbench 1, the output shaft of the motor 31 is fixedly connected to a threaded rod 32, a threaded sleeve 33 is threadedly connected on the circumferential surface of the threaded rod 32, a connecting rod 34 is fixedly connected to the side of the threaded sleeve 33, a push plate 35 is fixedly connected to the side of the connecting rod 34, a hydraulic cylinder 36 is fixedly connected to the inside of the working groove 2, one end of the hydraulic cylinder 36 is slidably connected to a force-bearing rod 37 through a piston, and the hydraulic The other end of the cylinder 36 is slidably connected to a hydraulic rod 38 through another piston, and the end of the hydraulic rod 38 away from the hydraulic cylinder 36 is fixedly connected to a fixing clamp 39, and the side of the fixing clamp 39 is fixedly connected to a first return spring 310, and the end of the first return spring 310 away from the fixing clamp 39 is fixedly connected to the side of the hydraulic cylinder 36, and the inside of the fixing clamp 39 is slidably connected to an adjusting clamp 311, and a fixing hole 312 is provided on the circumferential surface of the adjusting clamp 311. The end of the first return spring 310 away from the fixing clamp 39 is fixedly connected to the side of the hydraulic cylinder 36, so that the fixing clamp 39 is reset by the first return spring 310, and the inside of the fixing clamp 39 The function of the sliding connection with an adjusting clamp 311 is to adjust the fixed size of the fixing mechanism 3 according to work requirements. The function of the fixing hole 312 is to fix the adjusted adjusting clamp 311 on the circumferential surface of the adjusting clamp 311. The side of the fixing clamp 39 is elastically connected to the side of the hydraulic cylinder 36 through the first return spring 310. The top of the fixing clamp 39 is fixedly connected with a support rod 313. The inner sliding connection of the support rod 313 is connected with a cylindrical pin 314. The end of the threaded rod 32 away from the motor 31 is fixedly connected with a limiting plate 315. The inner sliding connection of the support rod 313 is connected with a cylindrical pin 314. The function of fixing the adjusting clamp 311 is fixed by the cylindrical pin 314. The threaded rod One end of 32 away from the motor 31 is fixedly connected to the limiting plate 315, which serves to limit the displacement distance of the threaded sleeve 33. One end of the force rod 37 is located on the displacement trajectory of the push plate 35. The number of the hydraulic rod 38, the adjusting clamp 311 and the cylindrical pin 314 is set to two, and they are symmetrical along the vertical center axis of the hydraulic cylinder 36. The function of one end of the force rod 37 being located on the displacement trajectory of the push plate 35 is to ensure that the push plate 35 can push the force rod 37 during the movement. The number of the above-mentioned hydraulic rod 38, the adjusting clamp 311 and the cylindrical pin 314 is set to two, and they are symmetrical along the vertical center axis of the hydraulic cylinder 36 to perform bidirectional fixation on the water pipe to be repaired.

[0027] In this embodiment, first, when the sewage pipe needs to be repaired, the staff places the sewage pipe inside the working tank 2, and then adjusts the adjustment clamp 311 according to the size of the sewage pipe. After adjustment, the adjustment clamp 311 is fixed by the cylindrical pin 314, and the motor 31 is started. The output shaft of the motor 31 rotates counterclockwise, and the threaded rod 32 fixed to the output shaft of the motor 31 rotates counterclockwise. The counterclockwise rotation of the threaded rod 32 drives the threaded sleeve 33 to move from left to right. At the same time, the push plate 35 follows the threaded sleeve 33 to move from left to right through the connecting rod 34. During the movement, the push plate 35 pushes the force-bearing rod 37 of the hydraulic cylinder 36. The force-bearing rod 37 receives the thrust and contracts toward the inside of the hydraulic cylinder 36. At the same time, the hydraulic rod 38 of the hydraulic cylinder 36 extends outward by the pressure of the liquid inside the hydraulic cylinder 36, driving the fixing clamp 39 to fix the repaired sewage pipe in both directions.

[0028] Example 2

[0029] like Figure 1 to Figure 5As shown, based on the same concept as the above-mentioned embodiment 1, this embodiment further proposes that a repair mechanism 4 is provided on the top of the workbench 1, and the repair mechanism 4 includes a gear 41, the interior of the gear 41 is fixedly penetrated with the circumferential surface of the threaded rod 32, a slide groove 42 is provided on the top of the workbench 1, a slide rod 43 is slidably connected inside the slide groove 42, a rack 44 is fixedly connected to the side of the slide rod 43, a moving rod 45 is fixedly connected to the side of the rack 44, a moving plate 46 is fixedly connected to the side of the moving rod 45, a repair box 47 is fixedly connected to the top of the workbench 1, a conveying pipe 48 is fixedly penetrated on the side of the repair box 47, and a conveying pipe 48 is fixedly penetrated on the side of the conveying pipe 48. A spray hole 49 is provided on the circumferential surface of the pipe 48, an extrusion plate 410 is slidably connected to the interior of the repair box 47, a moving column 411 is fixedly connected to the side of the extrusion plate 410, a repair mechanism 4 is provided on the top of the workbench 1 for uniformly repairing the fixed water pipe, a second return spring 412 is fixedly connected to the side of the repair box 47, an end of the second return spring 412 away from the side of the repair box 47 is fixedly connected to one end of the moving column 411, a delivery port 413 is provided on the top of the repair box 47, an end of the second return spring 412 away from the side of the repair box 47 is fixedly connected to one end of the moving column 411 The function of the connection is to reset the extrusion plate 410 through the elasticity of the second reset spring 412. One end of the moving column 411 is elastically connected to the side of the repair box 47 through the second reset spring 412. The top of the working groove 2 is provided with an inclined groove 414. The inside of the inclined groove 414 is slidably connected to a collecting box 415. The top of the working groove 2 is provided with an inclined groove 414 for cleaning the repair fluid after repair. The inside of the inclined groove 414 is slidably connected to a collecting box 415 for collecting the residual repair fluid flowing in the inclined groove 414. The circumferential surface of the gear 41 and the side of the rack 44 are meshed with each other. One end of the moving column 411 The number of the spray holes 49 is set to be several and arranged in a circular array along the circumferential surface of the delivery pipe 48. The circumferential surface of the gear 41 and the side surface of the rack 44 are meshed with each other to ensure that the gear 41 rotates to drive the rack 44 to move. One end of the moving column 411 is located on the displacement trajectory of the moving plate 46 to ensure that the moving column 411 can be pushed to move the extrusion plate 410 during the movement of the moving plate 46. The number of the spray holes 49 is set to be several and arranged in a circular array along the circumferential surface of the delivery pipe 48 to allow the repair liquid to pass through the spray holes 49 to evenly repair the repaired pipe.

[0030] In this embodiment, after the sewage pipe is fixed, the repair liquid is added to the repair box 47 through the delivery port 413, and then the motor 31 is started. The output shaft of the motor 31 rotates counterclockwise, and the threaded rod 32 fixed to the output shaft of the motor 31 rotates counterclockwise. At this time, the gear 41 fixedly connected to the threaded rod 32 rotates counterclockwise. Because the gear 41 and the rack 44 are meshed with each other, the gear 41 rotates counterclockwise to drive the rack 44 to move from right to left inside the slide groove 42 through the sliding rod 43, and the moving plate 46 moves from right to left following the rack 44 through the moving rod 45. The moving plate 46 During the movement, the moving column 411 is pushed, and the moving column 411 is pushed, driving the extrusion plate 410 to slide from right to left inside the repair box 47. At this time, the repair liquid inside the repair box 47 enters the delivery pipe 48 through the extrusion force, and the repair liquid inside the delivery pipe 48 is sprayed out through the spray hole 49 to evenly repair the inside of the sewage pipe. During the repair process, residual repair liquid will fall to the top of the inclined groove 414, and the repair liquid will flow into the collection box 415 through the inclined surface of the inclined groove 414. When the repair is completed, the moving column 411 drives the extrusion plate 410 to reset through the elasticity of the second reset spring 412.

[0031] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A trenchless sewage pipe network repair device, characterized in that: It comprises a workbench (1), a working groove (2) is provided on the top of the workbench (1), and a fixing mechanism (3) is provided on the top of the workbench (1); The fixing mechanism (3) comprises a motor (31), the bottom of the motor (31) is fixedly connected to the top of the workbench (1), the output shaft of the motor (31) is fixedly connected to a threaded rod (32), the circumferential surface of the threaded rod (32) is threadedly connected to a threaded sleeve (33), the side of the threaded sleeve (33) is fixedly connected to a connecting rod (34), the side of the connecting rod (34) is fixedly connected to a push plate (35), the inside of the working groove (2) is fixedly connected to a hydraulic cylinder (36), one end of the hydraulic cylinder (36) is slidably connected to a force-bearing rod (37) via a piston, the other end of the hydraulic cylinder (36) is slidably connected to a hydraulic rod (38) via another piston, and the end of the hydraulic rod (38) away from the hydraulic cylinder (36) is fixedly connected to a fixing clamp (39).

2. A trenchless sewage pipe network repair device according to claim 1, characterized in that: A first return spring (310) is fixedly connected to the side of the fixing clamp (39); one end of the first return spring (310) away from the fixing clamp (39) is fixedly connected to the side of the hydraulic cylinder (36); an adjusting clamp (311) is slidably connected inside the fixing clamp (39); a fixing hole (312) is provided on the circumferential surface of the adjusting clamp (311).

3. A trenchless sewage pipe network repair device according to claim 2, characterized in that: The side surface of the fixing clamp (39) is elastically connected to the side surface of the hydraulic cylinder (36) via a first return spring (310); the top of the fixing clamp (39) is fixedly connected to a support rod (313); the interior of the support rod (313) is slidably connected to a cylindrical pin (314); and one end of the threaded rod (32) away from the motor (31) is fixedly connected to a limiting plate (315).

4. A trenchless sewage pipe network repair device according to claim 3, characterized in that: One end of the force-bearing rod (37) is located on the displacement track of the push plate (35), and the number of the hydraulic rod (38), the adjustment clamp (311) and the cylindrical pin (314) is set to two, and they are symmetrical to each other along the vertical center axis of the hydraulic cylinder (36).

5. A trenchless sewage pipe network repair device according to claim 4, characterized in that: A repair mechanism (4) is arranged on the top of the workbench (1), and the repair mechanism (4) comprises a gear (41), the interior of the gear (41) is fixedly penetrated by the circumferential surface of the threaded rod (32), a slide groove (42) is provided on the top of the workbench (1), a slide rod (43) is slidably connected inside the slide groove (42), a rack (44) is fixedly connected to the side of the slide rod (43), a moving rod (45) is fixedly connected to the side of the rack (44), a moving plate (46) is fixedly connected to the side of the moving rod (45), a repair box (47) is fixedly connected to the top of the workbench (1), a conveying pipe (48) is fixedly penetrated through the side of the repair box (47), a spray hole (49) is provided on the circumferential surface of the conveying pipe (48), an extrusion plate (410) is slidably connected inside the repair box (47), and a moving column (411) is fixedly connected to the side of the extrusion plate (410).

6. A trenchless sewage pipe network repair device according to claim 5, characterized in that: A second return spring (412) is fixedly connected to the side of the repair box (47), and one end of the second return spring (412) away from the side of the repair box (47) is fixedly connected to one end of the moving column (411). A conveying port (413) is opened on the top of the repair box (47).

7. A trenchless sewage pipe network repair device according to claim 6, characterized in that: One end of the movable column (411) is elastically connected to the side of the repair box (47) through a second return spring (412); an inclined groove (414) is provided on the top of the working groove (2); and a collecting box (415) is slidably connected inside the inclined groove (414).

8. The trenchless sewage pipe network repair device according to claim 7, characterized in that: The circumferential surface of the gear (41) meshes with the side surface of the rack (44), one end of the movable column (411) is located on the displacement track of the movable plate (46), and the number of the spray holes (49) is set to be a plurality and arranged in a circular array along the circumferential surface of the conveying pipe (48).

Images