A pipeline shield type dredging robot

Abstract

The present invention belongs to the technical field of pipeline dredging equipment, and discloses a pipeline shield type dredging robot, including an operating body, a generator for providing electric energy, and a shield assembly for dredging, wherein the operating body includes a main frame, a transmission flexible shaft coiled on the main frame, an asynchronous motor arranged at the bottom of the main frame, and a frequency converter and a foot-operated inching switch connected in series between the asynchronous motor and the generator, wherein the asynchronous motor is rotatably connected to one end of the transmission flexible shaft through a bevel gear reducer arranged at its output end, and the shield assembly is detachably connected to the other end of the transmission flexible shaft, wherein a conductive slip ring is fixedly connected in the main frame, and the conductive slip ring is connected in series between the frequency converter and the asynchronous motor, and is used for the asynchronous motor to rotate 360 ​​degrees and supply power. The present invention has an ingenious design, a reasonable structure, and can quickly and efficiently complete the pipeline dredging operation.

Description

Technical Field

[0001] The invention belongs to the technical field of pipeline desilting equipment, and in particular relates to a pipeline shield desilting robot. Background Art

[0002] As people's living standards continue to improve, the coverage of urban construction networks is getting larger and larger. The number of pipelines laid in a city has increased dramatically, and many problems have also been exposed. For example, many pipelines are easily blocked due to the presence of dirt in the pipes. The dredging of pipelines consumes a lot of manpower and material resources. my country's urban underground pipelines are complex, and there are different degrees of connections between rainwater wells, inspection wells, and sedimentation wells. As a result, in addition to wastewater and sediment, the sewage in the sewer pipes also contains a lot of coarse residue (sludge deposited for a long time, branches, wires, wooden boards, plastic bags, beverage bottles, cloth pieces, sanitary products, stones, and concrete that collapses quickly in the pipeline). These coarse residues are the main cause of pipeline blockage.

[0003] At present, domestic pipeline dredging is carried out manually. Due to the limited pipeline operating environment, manual dredging has problems such as incomplete dredging, limited operating length, work-related injuries caused by improper high-pressure operation, and low manual operation efficiency. Especially for closed trenchless pipelines, the shortcomings are particularly obvious. In view of this, it is necessary to develop a pipeline shield dredging robot to efficiently carry out pipeline dredging operations. Summary of the invention

[0004] The purpose of the present invention is to provide a pipeline shield type dredging robot to solve the problems mentioned in the above background technology.

[0005] In order to achieve the above invention purpose, the technical solution adopted is:

[0006] A pipeline shield desilting robot comprises an operating body for carrying various components, a generator for providing electric energy and a shield assembly for pipeline desilting, wherein the operating body comprises a main frame, a transmission flexible shaft wound on the main frame, an asynchronous motor arranged at the bottom end of the main frame, and a frequency converter and a foot-operated inching switch connected in series between the asynchronous motor and the generator, wherein the asynchronous motor is rotationally connected to one end of the transmission flexible shaft through a bevel gear reducer arranged at its output end, and the shield assembly is detachably connected to the other end of the transmission flexible shaft, wherein a conductive slip ring is fixedly connected in the main frame, and the conductive slip ring is connected in series between the frequency converter and the asynchronous motor, and is used to supply power to the asynchronous motor for 360° rotation.

[0007] The present invention is further configured as follows: an isolating switch is connected in series between the frequency converter and the conductive slip ring to improve safety; a plurality of running wheels are connected to one side of the main frame, and the plurality of running wheels are symmetrical in pairs to improve portability.

[0008] The present invention is further configured as follows: the shield plate assembly includes a dredging soft rotating shaft, a locking member arranged at one end of the dredging soft rotating shaft and used to respectively connect the dredging soft rotating shaft and the transmission soft rotating shaft, a shield head member arranged at the other end of the dredging soft rotating shaft and used to remove hard objects in the pipeline, and a brush member sleeved on the dredging soft rotating shaft and located between the locking member and the shield head member, the brush member includes a five-level brush, a four-level bristle, a three-level flexible bristle, a two-level bristle and a one-level bristle sleeved in sequence at equal intervals along the axial direction of the dredging soft rotating shaft, and an elastic member sleeved on the dredging soft rotating shaft and located between the locking member, the five-level brush, the four-level bristle, the three-level flexible bristle and the two-level bristle for dividing and buffering the spacing.

[0009] The present invention is further configured as follows: brush fixing rings are symmetrically sleeved on both sides of the four-stage bristles and located on the dredging soft rotating shaft, and the brush fixing rings are fixedly connected to the four-stage bristles by screws to stabilize the four-stage bristles and the dredging soft rotating shaft.

[0010] The present invention is further configured as follows: connecting grooves are symmetrically provided at both ends of the locking member, the dredging flexible rotating shaft and the transmission flexible rotating shaft are respectively sleeved in the connecting grooves and are detachably connected to the locking member via a plurality of locking bolts passing through the connecting grooves.

[0011] The present invention is further configured as follows: two fixing flanges for connecting the shield head are sequentially sleeved on the other end of the dredging flexible rotating shaft, and the secondary bristles and the primary bristles are sequentially sleeved on the fixing flanges.

[0012] The present invention is further configured as follows: the shield head member includes a shield plate and a star-shaped drill bit arranged on one side of the shield plate, and the shield plate and the star-shaped drill bit are fixedly connected to the fixing flange through a plurality of bolts passing therethrough, for pipeline dredging.

[0013] The present invention is further configured as follows: the shield head member includes a shield cutter head fixing plate fixedly connected to the fixing flange by multiple bolts and a cutting blade arranged on one side of the shield cutter head fixing plate and fixedly connected to the shield cutter head fixing plate by screws, the cutting blade being made of metal tungsten steel material and arranged in a cross shape, and being used for pipeline dredging.

[0014] The present invention is further configured as follows: the shield head member includes a fixed disc fixedly connected to the fixed flange by a plurality of bolts and a dredging iron chain surrounding the outer side of the fixed disc and welded to the fixed disc, and a first tungsten steel blade is welded on each link of the dredging iron chain for pipeline dredging.

[0015] The present invention is further configured as follows: the shield head member includes an iron chain and a fixing sleeve which is separately arranged at both ends of the iron chain and welded to the iron chain; the fixing sleeve is sleeved on the dredging flexible shaft and fixedly connected to the dredging flexible shaft by screws; wherein the iron chains are multiple and evenly arranged around the fixing sleeve; and second tungsten steel blades are welded on the multiple iron chains for pipeline dredging.

[0016] To sum up, compared with the prior art, the present invention discloses a pipeline shield dredging robot, which carries various components through an operating main body, provides electric energy through a generator, dredges the pipeline through a shield plate assembly, winds a transmission flexible shaft through a main frame, drives the transmission flexible shaft to rotate through an asynchronous motor, matches the input voltage of the asynchronous motor through a frequency converter, quickly controls the operation of the dredging robot through a foot-operated inching switch, and a conductive slip ring is connected in series between the frequency converter and the asynchronous motor to supply power to the asynchronous motor for 360° rotation. Through the above-mentioned arrangement, the dredging robot can quickly and efficiently complete the pipeline dredging operation, thereby improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the specific implementation methods of the present invention or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 is a schematic diagram of the overall structure of a pipeline shield desilting robot provided in this embodiment;

[0019] Figure 2 This is a working scene application diagram of a pipeline shield desilting robot provided in this embodiment;

[0020] Figure 3 is a top view of a pipeline shield desilting robot provided in this embodiment;

[0021] Figure 4 is a schematic diagram of the overall structure of the shield assembly provided in this embodiment;

[0022] Figure 5 is a side view of the shield assembly provided in this embodiment;

[0023] Figure 6 yes Figure 5 AA section view;

[0024] Figure 7 The overall structure of the shield head provided in this embodiment is schematically shown in FIG. Figure 1 ;

[0025] Figure 8 The overall structure of the shield head provided in this embodiment is schematically shown in FIG. Figure 2 ;

[0026] Fig. 9 The overall structure of the shield head provided in this embodiment is schematically shown in FIG. Figure 3 ;

[0027] Fig.10 The overall structure of the shield head provided in this embodiment is schematically shown in FIG. Figure 4 .

[0028] Figure numerals: 1. operating body; 11. main frame; 111. walking wheel; 12. transmission flexible shaft; 13. asynchronous motor; 131. bevel gear reducer; 14. frequency converter; 15. foot-operated inching switch; 2. generator; 3. shield plate assembly; 31. dredging flexible shaft; 32. locking piece; 321. connecting groove; 322. locking bolt; 33. shield head piece; 331. shield plate; 332. star drill bit; 333. shield cutter head fixing plate ; 334, cutting blade; 335, fixed disc; 336, dredging iron chain; 337, iron chain; 338, fixed sleeve; 34, brush piece; 341, five-level brush; 342, four-level brush; 343, three-level flexible brush; 344, two-level brush; 345, one-level brush; 35, elastic part; 36, fixed flange; 4, conductive slip ring; 5, isolating switch; 6, brush fixing ring; 7, first tungsten steel blade; 8, second tungsten steel blade. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0030] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0031] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, it can also be the internal connection of two components, it can be a wireless connection, or it can be a wired connection. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0032] In addition, the technical features involved in the different embodiments of the present invention described above can be combined with each other as long as they do not conflict with each other.

[0033] A pipeline shield type dredging robot, such as Figure 1-Figure 3 As shown, it includes an operating body 1 for carrying various components, a generator 2 for providing electric energy and a shield assembly 3 for pipeline dredging. The operating body 1 includes a main frame 11, a transmission flexible shaft 12 coiled on the main frame 11, an asynchronous motor 13 arranged at the bottom end of the main frame 11, and a frequency converter 14 and a foot-operated inching switch 15 connected in series between the asynchronous motor 13 and the generator 2. The asynchronous motor 13 is rotationally connected to one end of the transmission flexible shaft 12 through a bevel gear reducer 131 arranged at its output end, and the shield assembly 3 is detachably connected to the other end of the transmission flexible shaft 12, wherein a conductive slip ring 4 is fixedly connected in the main frame 11, and the conductive slip ring 4 is connected in series between the frequency converter 14 and the asynchronous motor 13, and is used to supply power to the asynchronous motor 13 for 360° rotation.

[0034] During the specific implementation process, the transmission flexible shaft 12 is coiled on the main frame 11 to improve the elasticity. The asynchronous motor 13 reduces the transmission flexible shaft 12 to a fixed speed that adapts to the environment through the bevel gear reducer 131, and ensures continuous power supply through the conductive slip ring 4. The input voltage of the asynchronous motor 13 is matched through the frequency converter 14, and the operation of the dredging robot is quickly controlled through the foot-operated moment switch 15.

[0035] An isolating switch 5 is connected in series between the frequency converter 14 and the conductive slip ring 4 to improve safety. A plurality of running wheels 111 are connected to one side of the main frame 11. The plurality of running wheels 111 are symmetrical in pairs to improve portability.

[0036] For further reference, Figure 4-Figure 6 The shield plate assembly 3 includes a dredging soft rotating shaft 31, a locking member 32 provided at one end of the dredging soft rotating shaft 31 and used to respectively connect the dredging soft rotating shaft 31 and the transmission soft rotating shaft 12, a shield head member 33 provided at the other end of the dredging soft rotating shaft 31 and used to remove hard objects in the pipeline, and a brush member 34 sleeved on the dredging soft rotating shaft 31 and located between the locking member 32 and the shield head member 33. The brush member 34 includes a five-level brush 341, a four-level brush 342, a three-level flexible brush 343, a two-level brush 344 and a first-level brush 345 sleeved in sequence at equal intervals along the axial direction of the dredging soft rotating shaft 31. An elastic member 35 is sleeved on the dredging soft rotating shaft 31 and located between the locking member 32, the five-level brush 341, the four-level brush 342, the three-level flexible brush 343 and the two-level brush 344 for dividing and buffering the spacing.

[0037] In the specific implementation process, the first-level bristles 345, the second-level bristles 344, the third-level flexible bristles 343, the fourth-level bristles 342 and the fifth-level brush 341 are located behind the shield head 33 and rotate synchronously with the dredging soft shaft 31. That is, after the shield head 33 attacks and crushes the hard objects in the pipeline, the multi-level bristles of the brush member 34 further clean the pipe wall and keep the pipeline clean at a deep level.

[0038] It should be noted that brush fixing rings 6 are symmetrically mounted on both sides of the fourth-level bristles 342 and on the dredging soft rotating shaft 31 . The brush fixing rings 6 are fixedly connected to the fourth-level bristles 342 by screws and are used to stabilize the fourth-level bristles 342 and the dredging soft rotating shaft 31 .

[0039] Among them, connecting grooves 321 are symmetrically opened at both ends of the locking member 32, and the dredging flexible rotating shaft 31 and the transmission flexible rotating shaft 12 are respectively sleeved in the connecting grooves 321 and are detachably connected to the locking member 32 through multiple locking bolts 322 penetrated through the connecting grooves 321, so as to facilitate the quick disassembly and installation of the dredging flexible rotating shaft 31 and the transmission flexible rotating shaft 12, and to facilitate the quick disassembly and installation of the shield plate assembly 3 and the transmission flexible rotating shaft 12.

[0040] Furthermore, two fixing flanges 36 for connecting the shield head 33 are sequentially sleeved on the other end of the dredging flexible rotating shaft 31 , and the secondary bristles 344 and the primary bristles 345 are sequentially sleeved on the fixing flanges 36 .

[0041] In the specific implementation process, combined with Figure 7The shield head member 33 includes a shield plate 331 and a star-shaped drill bit 332 arranged on one side of the shield plate 331. The shield plate 331 and the star-shaped drill bit 332 are fixedly connected to the fixing flange 36 by a plurality of bolts passing therethrough, and are used for pipeline dredging, that is, the star-shaped drill bit 332 and the shield plate 331 are used to crush the harder or more adherent debris or silt in the pipeline.

[0042] In the specific implementation process, combined with Figure 8 The shield head member 33 includes a shield cutter head fixing plate 333 fixedly connected to the fixing flange 36 by multiple bolts and a cutting blade 334 arranged on one side of the shield cutter head fixing plate 333 and fixedly connected to the shield cutter head fixing plate 333 by screws. The cutting blade 334 is made of metal tungsten steel material and the cutting blades 334 are arranged in a cross shape and are used for pipeline dredging. That is, the function of the shield head member 33 is exerted through the cutting blade 334 and the shield cutter head fixing plate 333 to improve practicality.

[0043] In the specific implementation process, combined with Fig. 9 The shield head member 33 includes a fixed disc 335 fixedly connected to a fixed flange 36 by a plurality of bolts and a dredging chain 336 surrounding the outside of the fixed disc 335 and welded to the fixed disc 335. A first tungsten steel blade 7 is welded on each link of the dredging chain 336 for pipeline dredging. That is, the dredging chain 336 is used to match the multiple environments in the pipeline of the actual dredging operation, thereby improving the functionality and practicality of the dredging robot.

[0044] In the specific implementation process, combined with Fig.10 The shield head member 33 includes an iron chain 337 and a fixing sleeve 338 which is arranged at both ends of the iron chain 337 and welded to the iron chain 337. The fixing sleeve 338 is sleeved on the dredging soft rotating shaft 31 and fixedly connected to the dredging soft rotating shaft 31 by screws. There are multiple iron chains 337 and they are evenly arranged around the fixing sleeve 338. Second tungsten steel blade particles 8 are welded on the multiple iron chains 337 for pipeline dredging. That is, the iron chain 337 and the second tungsten steel blade particles 8 are used to enrich the working environment of the dredging robot, improve its environmental adaptability, and improve its practicality.

[0045] In summary, the present invention has the following beneficial effects: the present invention discloses a pipeline shield type dredging robot, which carries various components through an operating main body 1, provides electric energy through a generator 2, performs pipeline dredging through a shield plate assembly 3, winds a transmission soft rotating shaft 12 through a main frame 11, drives the transmission soft rotating shaft 12 to rotate through an asynchronous motor 13, matches the input voltage of the asynchronous motor 13 through a frequency converter 14, quickly controls the operation of the dredging robot through a foot-operated inching switch 15, and a conductive slip ring 4 is connected in series between the frequency converter 14 and the asynchronous motor 13 to supply power to the asynchronous motor for 360° rotation. The shield plate assembly 3 includes a bristle member 34 with multi-stage bristles, a dredging soft rotating shaft 31, and a shield head member 33 for removing hard objects in the pipeline. Specifically, the shield head member 33 realizes multi-environment, high-efficiency, and deep-level pipeline dredging of the dredging robot through a combination of multiple structural types and further cleaning with the aid of the bristle member 34, thereby improving market competitiveness.

[0046] Obviously, the above embodiments are merely examples for the purpose of clear explanation, and are not intended to limit the implementation methods. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived therefrom are still within the scope of protection of the invention.

Claims

1. A pipeline shield desilting robot, comprising an operating body for carrying various components, a generator for providing electrical energy and a shield assembly for pipeline desilting, characterized in that: The operating body includes a main frame, a transmission flexible shaft wound on the main frame, an asynchronous motor arranged at the bottom of the main frame, and a frequency converter and a foot-operated inching switch connected in series between the asynchronous motor and the generator. The asynchronous motor is rotationally connected to one end of the transmission flexible shaft through a bevel gear reducer arranged at its output end, and the shield plate assembly is detachably connected to the other end of the transmission flexible shaft, wherein a conductive slip ring is fixedly connected in the main frame, and the conductive slip ring is connected in series between the frequency converter and the asynchronous motor for supplying power to the asynchronous motor for 360° rotation; an isolating switch is also connected in series between the frequency converter and the conductive slip ring for improving safety, and a plurality of walking wheels are connected to one side of the main frame, and a plurality of The walking wheels are symmetrical in pairs to improve portability; the shield plate assembly includes a dredging soft rotating shaft, a locking member provided at one end of the dredging soft rotating shaft and used to respectively connect the dredging soft rotating shaft and the transmission soft rotating shaft, a shield head member provided at the other end of the dredging soft rotating shaft and used to remove hard objects in the pipeline, and a brush member sleeved on the dredging soft rotating shaft and located between the locking member and the shield head member, the brush member includes a five-level brush, a four-level bristle, a three-level flexible bristle, a two-level bristle and a first-level bristle sleeved in sequence at equal intervals along the axial direction of the dredging soft rotating shaft, and an elastic member sleeved on the dredging soft rotating shaft and located between the locking member, the five-level brush, the four-level bristle, the three-level flexible bristle and the two-level bristle for dividing and buffering the spacing.

2. A pipeline shield desilting robot as claimed in claim 1, characterized in that: Brush fixing rings are symmetrically sleeved on both sides of the four-stage bristles and on the dredging soft rotating shaft. The brush fixing rings are fixedly connected to the four-stage bristles by screws and are used to stabilize the four-stage bristles and the dredging soft rotating shaft.

3. The pipeline shield desilting robot according to claim 1, characterized in that: Connecting grooves are symmetrically provided at both ends of the locking member, and the dredging flexible rotating shaft and the transmission flexible rotating shaft are respectively sleeved in the connecting grooves and are detachably connected to the locking member via a plurality of locking bolts passing through the connecting grooves.

4. A pipeline shield desilting robot as claimed in claim 3, characterized in that: Two fixing flanges for connecting the shield head are sleeved in sequence at the other end of the dredging flexible rotating shaft, and the secondary bristles and the primary bristles are sleeved on the fixing flanges in sequence.

5. A pipeline shield desilting robot as claimed in claim 4, characterized in that: The shield head member comprises a shield plate and a star-shaped drill bit arranged on one side of the shield plate. The shield plate and the star-shaped drill bit are fixedly connected to the fixing flange through a plurality of bolts passing therethrough, and are used for pipeline dredging.

6. A pipeline shield desilting robot as claimed in claim 4, characterized in that: The shield head member includes a shield cutter head fixing plate fixedly connected to the fixing flange by multiple bolts and a cutting blade arranged on one side of the shield cutter head fixing plate and fixedly connected to the shield cutter head fixing plate by screws. The cutting blade is made of metal tungsten steel material and is arranged in a cross shape for pipeline dredging.

7. A pipeline shield desilting robot as claimed in claim 4, characterized in that: The shield head member includes a fixed disc fixedly connected to the fixed flange by a plurality of bolts and a dredging iron chain surrounding the outer side of the fixed disc and welded to the fixed disc, and a first tungsten steel blade is welded on each link of the dredging iron chain for pipeline dredging.

8. The pipeline shield desilting robot according to claim 4, characterized in that: The shield head member includes an iron chain and a fixing sleeve which is arranged at both ends of the iron chain and welded to the iron chain, the fixing sleeve is sleeved on the dredging flexible shaft and fixedly connected to the dredging flexible shaft by screws, wherein the iron chains are multiple and evenly arranged around the fixing sleeve, and the multiple iron chains are welded with a second tungsten steel blade for pipeline dredging.

Images