CN215715938U

CN215715938U - Intraductal silt spatula device

Info

Publication number: CN215715938U
Application number: CN202121984210.0U
Authority: CN
Inventors: 吴昌莅; 张雷; 郭锐; 李华旭
Original assignee: China Metallurgical Construction Engineering Group Co Ltd
Current assignee: China Metallurgical Construction Engineering Group Co Ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-02-01
Anticipated expiration: 2031-08-23

Abstract

The utility model discloses an in-pipe sludge scraping device which comprises a horizontal supporting rod and a bucket arranged at the front end of the horizontal supporting rod, and is characterized in that a scraping opening of the bucket is arranged towards the rear end of the horizontal supporting rod and comprises at least two scraping blades, the scraping blades are arranged in a vertically overlapped mode from one side to the other side, the width between the connecting end and the tail end of each scraping blade is gradually increased, and the tail end of each scraping blade is arranged towards the rear end of the horizontal supporting rod; each scraper comprises a connecting plate, an inclined plate and an inclined shovel plate, one end of the connecting plate is vertically connected with the horizontal supporting rod, the other end of the connecting plate is rotatably connected with the inner end of the inclined plate, the outer ends of the inclined plate and the inclined shovel plate are inclined downwards, the outer end of the inclined plate is rotatably connected with the inner end of the inclined shovel plate, an inclined strut is connected between the inner end face of the inclined plate and the horizontal supporting rod, a sliding cylinder capable of sliding along the length direction of the horizontal supporting rod and being positioned is arranged at one end, close to the horizontal supporting rod, of the inclined strut, and two ends of the inclined strut are rotatably connected with the inner end face of the inclined plate and the sliding cylinder respectively.

Description

Intraductal silt spatula device

Technical Field

The utility model relates to a dredging device, in particular to an in-pipe sludge scraping device.

Background

In order to ensure that a pipe network is smooth, municipal workers can regularly clean sludge in the urban pipe network at intervals. When dredging the pipeline, the conventional mode is that in the process of going deep into the pipeline, the sludge on the pipe wall is scraped through the scraper blade, then the pipe moves towards the direction of the pipe orifice after entering a certain depth, and the sludge is shoveled out through the shovel plate. The utility model discloses a pipeline desilting device is used in hydraulic engineering construction as the chinese patent of application number 2019223784740 discloses to and the pipeline desilting device that the chinese patent of application number 2020111189296 disclosed, all include a shovel row device of fixing on running gear, shovel row device includes that a tip is curved spatula, and in the spatula or spatula one side is equipped with one rather than communicating silt and collects the fill, collects the suction tube that fill department UNICOM has an outer end and inhale silt pump UNICOM at silt, collects the silt discharge in the fill through inhaling the silt pump with silt.

The scraper is of an integrated structure in the dredging device, the radian is fixed, the scraper cannot be adjusted randomly according to the pipe diameter, meanwhile, the scraping shovel gradually advances into the pipe from the pipe orifice direction, the synchronous pump sucks the sludge, and the walking device retreats to the pipe orifice direction after the pump sucking. Should set up the part more, the cost of manufacture is high, can not carry out the desilting to different pipe diameters.

Disclosure of Invention

Aiming at the defects of the prior art, the technical problems to be solved by the utility model are as follows: how to provide

In order to solve the technical problems, the utility model adopts the following technical scheme:

an intraductal silt scraper assembly, it includes a horizontal strut and bucket mounted in the front end of the horizontal strut, characterized by that, the shovel mouth of the said bucket sets up to the direction of rear end of the horizontal strut, including at least two scrapers, the said scraper organization includes a horizontal strut and a plurality of scrapers mounted in front of the horizontal strut, the said scraper is overlapped from one side to another side edge sequentially, and the width between end to end of each scraper link increases gradually, and the end is close to and set up from the direction of the running gear; each scraper comprises a connecting plate, an inclined plate and an inclined shovel plate, the upper end of the connecting plate is vertically connected with the horizontal supporting rod, the lower end of the connecting plate is rotatably connected with the upper end of the inclined plate, the lower ends of the inclined plate and the inclined shovel plate are both arranged in a downward inclined mode, the lower end of the inclined plate is rotatably connected with the upper end of the inclined shovel plate, the inner end face of the inclined plate is connected with one end of an inclined supporting rod, the other end of the inclined supporting rod is connected with a sliding barrel, and the sliding barrel can slide along the length direction of the horizontal supporting rod and can be positioned; when the inclined support rods on the scrapers slide towards the front end of the horizontal support rod, the inclined plates on the scrapers rotate towards the rear end of the horizontal support rod, the bucket is in a folded state, when the inclined support rods slide towards the front end of the horizontal support rod, the inclined plates on the scrapers rotate towards the front end of the horizontal support rod, and the bucket is in an unfolded state. Like this, during the use, earlier to horizontal branch rear end slip diagonal brace, make the scraper device be and draw in the form in, and hold horizontal branch rear end, stretch into the dredging pipeline with the scraper bowl, promote horizontal branch, the scraper bowl is marchd in the pipeline, after entering into a certain position, pull back horizontal branch, under the reverse action of silt, the slant shovel board embedding silt of each scraper lower extreme in, and rotate to horizontal branch front end direction under the silt counteraction, it is the form of expansion to drive the swash plate to rotate together, until slant shovel board and dredging pipeline inner wall offset the back, the scraper bowl of constituteing by the scraper constantly pushes away the silt that the slant shovel board shoveled to the mouth of pipe direction, after the scraper bowl pulls back to the mouth of pipe position, the desilting is accomplished. Silt spatula device mainly forms after two at least scrapers superpose, and each scraper is by the connecting plate, swash plate and slant shovel board are constituteed, between swash plate and the slant shovel board, all can rotate between swash plate and the connecting plate and be connected, this setting makes the scraper put the back to the desilting pipeline, after silt is touch to the slant shovel board lower extreme of each scraper, can upwards rotate voluntarily, when the scraper shifts backward, the slant shovel board of each scraper lower extreme is under the reaction thrust of silt, backward rotation, and in the continuous embedding silt, expand completely until each scraper, form the scraper bowl, carry out the scraper to the silt in the pipeline. Side end overlaps between the spatula, and from one of them side coincide to the opposite side in proper order for the spatula is receiving external force rearward rotation back, and double-phase adjacent spatula side still is the coincide together, does not have the clearance, and the silt that can not appear collecting leaks the condition. After the inclined plate and the inclined shovel plate in the scraping shovel rotate backwards, the vertical distance between the tail end of the scraping shovel and the horizontal supporting rod can be enlarged (namely the expansion diameter of the bucket is enlarged), so that the device is suitable for dredging pipelines with different diameters. All the rotation of each spatula middle part is connected with an diagonal brace, and this diagonal brace can form the support to the spatula, makes the spatula keep at certain angle, is the expansion form, and simultaneously, the diagonal brace can slide and fix a position at horizontal branch length direction for the diagonal brace when sliding, can drive in the spatula swash plate and the rotation of slant shovel board to change its expansion state, after the diagonal brace was fixed on horizontal branch, the spatula kept present expansion angle unchangeable.

Furthermore, a positioning device is arranged on the horizontal supporting rod and between all the sliding cylinders and the connecting plate, the positioning device can slide and position in the length direction of the horizontal supporting rod, and the sliding distance of each inclined supporting rod on the horizontal supporting rod can be adjusted by changing the position of the positioning device on the horizontal supporting rod. Therefore, when the inclined supporting rods connected to the scraping shovels slide, the inclined supporting rods are driven to move together mainly through reverse rotation of the inclined plates, the inclined supporting rods do not need to be pushed by external force to slide on the horizontal supporting rods, and the operation performance is good. The positioning device is fixed on the horizontal supporting rod, before the device is used, the position of each inclined supporting rod to be positioned can be determined through the pipe diameter of a pipeline to be desilted, and then the positioning device is fixed beside the position, so that the inclined supporting rods cannot move continuously under the blocking of the positioning device, and the inclined supporting rods are fixed at the current position. This arrangement facilitates operation and control of the bucket

Furthermore, the number of the scraping blades is more than two, and all the scraping blades are arranged in an overlapping mode from one side to the other side sequentially from the side end. Like this, the spatula sets up a large amount, and adjacent spatula is after rotating, and is inseparabler between two adjacent spatulas.

Furthermore, a flexible pull rope is arranged at the rear end of the horizontal strut. Like this, can set up the level branch shorter, the operation of being convenient for through flexible stay cord pull back level branch.

Furthermore, the flexible pull rope is a steel wire rope, a winch is arranged at the tail end of the flexible pull rope, and the flexible pull rope is wound on the winch. Therefore, the steel wire rope has high strength and better tension. The speed of the arranged winch is stable when the flexible pull rope is pulled, and the control is convenient.

Furthermore, a plurality of marks for marking the length of the flexible pull rope are arranged in the middle of the flexible pull rope at intervals. Therefore, when the winch is pulled back, the pulled back length can be determined through the length mark, and meanwhile, in the forward moving process of the scraper mechanism, the forward moving distance can be determined through observing the mark on the flexible pull rope when the flexible pull rope moves forward.

Furthermore, the device also comprises a push rod which is a telescopic push rod, wherein one end of the push rod can be matched with the rear end of the horizontal pull rod. Therefore, the arranged push rod can push the horizontal pull rod forwards after the end part of the push rod abuts against the rear end of the horizontal support rod, and the scraper device is ensured to enter a deeper position of the pipeline.

Furthermore, one end of the push rod is provided with a conical cylinder, the opening of the conical cylinder is outward, and the diameter of the conical cylinder is gradually increased from the connecting end to the outer end. Therefore, the conical barrel arranged on the push rod can facilitate the push rod to be opposite to the horizontal pull rod, and the end part of the push rod can be quickly aligned with the end part of the horizontal pull rod outside the dredging pipe opening, so that the horizontal pull rod can be pushed, and the efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of a sludge scraper device in a pipe in an embodiment;

FIG. 2 is an enlarged schematic view of one of the scrapers and the horizontal support bar of the sludge scraper device in the embodiment;

FIG. 3 is a schematic view of the embodiment of the sludge scraper device in use entering a dredging pipe;

FIG. 4 is a schematic view showing the operation state of the sludge scraper device in dredging operation in the embodiment;

fig. 5 is a schematic structural view of the spatula in the embodiment.

Detailed Description

The utility model is further illustrated with reference to the following figures and examples.

Example (b):

as shown in the figures, the scraping device for sludge in a pipe provided by the embodiment comprises a horizontal supporting rod 3 and a bucket arranged at the front end of the horizontal supporting rod, wherein a shovel opening of the bucket is arranged towards the rear end direction of the horizontal supporting rod and comprises a plurality of scraping blades 4, the scraping blades 4 are overlapped from one side to the other side in sequence, the width between the connecting end and the tail end of each scraping blade 4 is gradually increased, and the tail end is arranged close to the direction of the self-walking device 1; each scraper 4 comprises a connecting plate 41, an inclined plate 42 and an inclined shovel plate 43, the upper end of the connecting plate 41 is vertically connected with the horizontal strut 3, the lower end of the connecting plate is rotatably connected with the upper end of the inclined plate 42, the lower ends of the inclined plate 42 and the inclined shovel plate 43 are both obliquely arranged downwards, the lower end of the inclined plate 42 is rotatably connected with the upper end of the inclined shovel plate 43, the inner end face of the inclined plate 42 is connected with one end of an inclined stay bar 44, the other end of the inclined stay bar 44 is connected with a sliding barrel 45, and the sliding barrel 45 can slide along the length direction of the horizontal strut and is positioned; when the diagonal rods 44 of the scrapers are slid in the direction of the front ends of the horizontal struts 3, the upper diagonal plates 42 of the scrapers rotate toward the rear ends of the horizontal struts, the bucket is folded, and when the diagonal rods 44 are slid in the direction of the front ends of the horizontal struts, the diagonal plates 42 of the scrapers rotate in the direction of the front ends of the horizontal struts 3, and the bucket is unfolded.

When the dredging device is used, the inclined support rod 44 slides towards the rear end of the horizontal support rod 3 to enable the bucket to be in a furled state (on one hand, the bucket is convenient to enter a pipeline, on the other hand, the situation that silt is pushed to the interior of the pipeline by each scraper and the dredging is affected) is avoided), the rear end of the horizontal support rod 3 is held, the bucket extends into the dredging pipeline to push the horizontal support rod 3, the bucket advances towards the interior of the pipeline, after the bucket enters a certain position, the horizontal support rod 3 is pulled back, under the reverse action of the silt, the inclined shovel plates at the lower ends of the scrapers are embedded into the silt and rotate towards the front end direction of the horizontal support rod under the reverse action of the silt, the inclined plates are driven to rotate together and then are unfolded, after the inclined shovel plates abut against the inner wall of the dredging pipeline, the bucket composed of the scrapers pushes the silt towards the direction of the pipe orifice until the bucket is pulled back to the position of the pipe orifice, and the dredging is completed. It should be noted that, in order to facilitate the operation and control and avoid the occurrence of a gap due to an excessively large rotation angle of the bucket, the inclined support rod 44 is only slightly pushed toward the rear end of the horizontal support rod 3 before the bucket enters the pipeline. Thus, when the bucket enters the pipeline, the inclined shovel plate 43 at the lower end of each scraper 4 can rotate upwards under the jacking action of the sludge, and the inclined shovel plate is placed on the sludge in the pipeline, so that the sludge cannot be pushed into the pipeline.

And a positioning device 5 is arranged on the horizontal strut 3 and between all the sliding cylinders 45 and the connecting plate, the positioning device 5 can slide and position in the length direction of the horizontal strut 3, and the sliding distance of each inclined strut 44 on the horizontal strut 3 can be adjusted by changing the position of the positioning device 5 on the horizontal strut.

The rear end of the horizontal supporting rod 3 is provided with a flexible pull rope 2, the flexible pull rope 2 is a steel wire rope, the tail end of the flexible pull rope 2 is provided with a winch 1, and the flexible pull rope 2 is wound on the winch 1. In order to observe the depth of the bucket entering the pipe, a plurality of marks for marking the length of the flexible pull rope are arranged in the middle of the flexible pull rope 2 at intervals.

As shown in fig. 2 and 3, the device for scraping sludge in a pipe in the present embodiment further includes a push rod 6, where the push rod 6 is a telescopic push rod, and one end of the push rod 6 can be engaged with the rear end of the horizontal pull rod 3. One end of the push rod 6 is provided with a conical cylinder 61, the opening of the conical cylinder 61 is outward, and the diameter of the conical cylinder 61 is gradually increased from the connecting end to the outer end.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and although the present invention has been described in detail by referring to the preferred embodiments, those skilled in the art should understand that modifications or equivalent substitutions to the technical solutions of the present invention can be made without departing from the spirit and scope of the technical solutions, and all the modifications and equivalent substitutions should be covered by the claims of the present invention.

Claims

1. The in-pipe sludge scraping device comprises a horizontal supporting rod (3) and a bucket arranged at the front end of the horizontal supporting rod, and is characterized in that a shovel opening of the bucket is arranged towards the rear end direction of the horizontal supporting rod and comprises at least two scraping shovels (4), the scraping shovels (4) are overlapped from one side to the other side in sequence, the width between the connecting end and the tail end of each scraping shovel (4) is gradually increased, and the tail end is arranged close to the direction of a self-walking device (1); each scraper (4) comprises a connecting plate (41), an inclined plate (42) and an inclined shovel plate (43), the upper end of the connecting plate (41) is vertically connected with the horizontal supporting rod (3), the lower end of the connecting plate is rotatably connected with the upper end of the inclined plate (42), the lower ends of the inclined plate (42) and the inclined shovel plate (43) are both arranged in a downward inclined mode, the lower end of the inclined plate (42) is rotatably connected with the upper end of the inclined shovel plate (43), the inner end face of the inclined plate (42) is connected with one end of an inclined stay bar (44), the other end of the inclined stay bar (44) is connected with a sliding barrel (45), and the sliding barrel (45) can slide along the length direction of the horizontal supporting rod and can be positioned; when the inclined support rods (44) on the scrapers slide towards the front end of the horizontal support rod (3), the upper inclined plates (42) of the scrapers rotate towards the rear end of the horizontal support rod, the bucket is in a folded state, and when the inclined support rods (44) slide towards the front end of the horizontal support rod, the inclined plates (42) on the scrapers rotate towards the front end of the horizontal support rod (3), and the bucket is in an unfolded state.

2. The in-pipe sludge scraping device according to claim 1, wherein a positioning device (5) is arranged on the horizontal strut (3) between all the sliding cylinders (45) and the connecting plate, the positioning device (5) can slide and be positioned in the length direction of the horizontal strut (3), and the sliding distance of each diagonal brace (44) on the horizontal strut (3) can be adjusted by changing the position of the positioning device (5) on the horizontal strut.

3. The device for scraping sludge in a pipe according to claim 1 or 2, wherein the number of the scrapers (4) is two or more, and all the scrapers are arranged in an overlapping manner from one side to the other side.

4. A device as claimed in claim 3, characterized in that a flexible pull cord (2) is provided at the rear end of the horizontal strut (3).

5. The device for scraping sludge in the pipe according to claim 4, wherein the flexible pull rope (2) is a steel wire rope, a winch (1) is arranged at the tail end of the flexible pull rope (2), and the flexible pull rope (2) is wound on the winch (1).

6. The device of claim 4 or 5, wherein a plurality of markings are provided at spaced intervals in the middle of the flexible cord (2) to indicate the length of the flexible cord.

7. The device for scraping sludge in a pipe as claimed in claim 1 or 2 or 4 or 5, further comprising a push rod (6), wherein the push rod (6) is a telescopic push rod, one end of which can be matched with the rear end of the horizontal pull rod (3).

8. An in-pipe sludge scraping apparatus according to claim 6, wherein a cone (61) is provided at one of the ends of the pushing rod (6), said cone (61) opening outwardly, the diameter of the cone (61) increasing from the connecting end to the outer end.