Drainage pipeline dredging device

Abstract

The utility model discloses a drainage pipeline dredging device, and belongs to the technical field of dredging devices. The device mainly comprises a walking mechanism, the front end of the walking mechanism is fixedly connected with a limiting mechanism, the limiting mechanism is internally and fixedly connected with a set of expansion assembly, the expansion assembly comprises a first electric push rod, the first electric push rod is fixedly connected with the inner wall of the rear portion of a second shell, and the push rod end of the first electric push rod is fixedly connected with a rotating base; the other end of the second connecting rod is rotationally connected with an extension pressing rod, the other extension assembly is fixedly installed in the sliding barrel, the front end of the limiting mechanism is fixedly connected with a driving mechanism, and the front portion of the driving mechanism is rotationally connected with a cleaning mechanism. According to the pipeline cleaning device, the walking mechanism and the limiting mechanism are arranged, so that the device can advance or retreat automatically in a pipeline, and the cleaning operation of the device on the inner wall of the pipeline is not limited by the length. The dredging device is mainly used for dredging the drainage pipeline.

Description

Technical Field

[0001] This utility model belongs to the technical field of drainage device technology, and more specifically, it relates to a drainage pipe drainage device. Background Technology

[0002] Municipal engineering refers to the construction of municipal infrastructure, and the pipelines within them are extremely important as drainage systems. In daily use, they are often blocked by debris, which requires the use of appropriate dredging devices for unblocking operations.

[0003] Chinese patent publication number "CN216664447U" discloses a drainage pipe unblocking device, including a fixed plate. An inner clamping ring and an outer clamping ring are fixedly provided on the side surface of the fixed plate, and a drainage pipe blockage section is clamped between the inner clamping ring and the outer clamping ring. A first threaded sleeve is fixed in the middle of the fixed plate. The blockage is drilled by rotating a spiral drill bit to make it hollow, so that the cutting steel blade can cut and break the blockage. The rotating rod pushes the moving plate to the left to push the cut and broken impurities to the left. The connecting rod drives the sponge brush to rotate to brush the inner wall of the drainage pipe to achieve cleaning.

[0004] During later use, the device also had the following problems: 1. Due to the limited length of the rotating rod, the device had a limited dredging distance and could not complete the dredging operation of the entire pipeline in one go; 2. Because the auger drill bit was located in front of the cutting steel blade, it was easy for it to be entangled by debris during the drilling process, which affected the subsequent drilling efficiency. Utility Model Content

[0005] The technical problem to be solved by this utility model is to overcome the shortcomings of the prior art and provide a drainage pipe dredging device, which, by setting a walking mechanism and a limiting mechanism, and the extension components inside the walking mechanism and the limiting mechanism working alternately, enables the device to move forward or backward in the pipe on its own, and the cleaning operation of the inner wall of the pipe is not limited by length.

[0006] The drain pipe dredging device, including a walking mechanism, the walking mechanism includes a shell one, a plurality of groups of sliding grooves one are fixedly provided on the shell one, a screw rod is rotatably connected to the side wall of the shell one, a driving motor one is fixedly connected to the rear side wall of the shell one, the output shaft of the driving motor one is fixedly connected with the screw rod, a sliding cylinder is slidably connected in the shell one, a plurality of groups of screw holes are fixedly provided on the sliding cylinder, the screw holes are threadedly connected with the screw rod, a limiting mechanism is fixedly connected to the front end of the walking mechanism, the limiting mechanism includes a shell two, a plurality of groups of sliding grooves two are fixedly provided on the shell two, a group of expansion assemblies are fixedly connected in the limiting mechanism, the expansion assembly includes an electric push rod one, the electric push rod one is fixedly connected with the rear inner wall of the shell two, a rotating seat is fixedly connected to the push rod end of the electric push rod one, a plurality of groups of connecting rods two are rotatably connected to the rotating seat, the other end of the connecting rod two is rotatably connected with an expansion pressing rod, the expansion pressing rod is slidably connected with the sliding groove two, a friction block is fixedly connected to the outer end of the expansion pressing rod, another group of expansion assemblies are fixedly installed in the sliding cylinder, the expansion pressing rod of the other group of expansion assemblies is matched with the sliding groove one, a driving mechanism is fixedly connected to the front end of the limiting mechanism, a cleaning mechanism is rotatably connected to the front part of the driving mechanism.

[0007] Preferably, the driving mechanism includes a shell three, a fixed knife is fixedly connected to the outer wall of the shell three, a driving motor two is fixedly connected to the center of the rear inner wall of the shell three, a transmission shaft is fixedly connected to the output shaft of the driving motor two, a plurality of groups of driving cutters are fixedly connected to the transmission shaft, electric push rods two are fixedly connected to the two sides of the driving motor two, and an extrusion disc is fixedly connected to the push rod end of the electric push rod two.

[0008] Preferably, one end of the driving cutter is provided with a cutter end, and the other end of the driving cutter is provided with an extrusion driving end.

[0009] Preferably, the cleaning mechanism includes a rotating cylinder, the inner wall of the rotating cylinder is rotatably connected with the outer wall of the shell three, a plurality of groups of rotating knives are fixedly connected to the rear outer wall of the rotating cylinder, the rotating knives are matched with the fixed knives, a sliding groove three is fixedly provided on the side wall of the rotating cylinder, a rotating cone cylinder is fixedly connected to the front part of the rotating cylinder, a cutting cutter disc is fixedly connected to the rear outer wall of the rotating cone cylinder, a plurality of groups of rotating grooves are fixedly provided on the side wall of the rotating cone cylinder, the rotating grooves are slidably matched with the driving cutters, a plurality of groups of fixed protrusions are fixedly connected to the middle outer wall of the rotating cone cylinder, the fixed protrusions are matched with the cutter ends, and a plurality of groups of spiral guide rails are fixedly connected to the front outer wall of the rotating cone cylinder.

[0010] Preferably, the rotating cylinder is internally provided with a rotating disc, one side of the rotating disc is rotatably connected with the extrusion disc, a plurality of groups of connecting rods one are rotatably connected to the other side of the rotating disc, the other end of the connecting rod one is rotatably connected with a sliding rod, the sliding rod is slidably connected with the sliding groove three, and the outer end of the sliding rod is fixedly connected with an extrusion scraper.

[0011] Compared with the prior art, the drain pipe dredging device has the beneficial effects that:

[0012] 1. By setting the walking mechanism and limiting mechanism, the walking mechanism and the extension assembly inside the limiting mechanism work alternately, so that the device can realize forward or backward movement in the pipeline, and the cleaning operation of the device on the inner wall of the pipeline is not limited by length;

[0013] 2. By setting the driving mechanism and the cleaning mechanism, when the driving mechanism drives the cleaning mechanism to rotate forward, the cleaning mechanism expands, disassembles and breaks the blockage, and the driving mechanism drives the cleaning mechanism to rotate reversely to cut the blockage wound on the rotating cone cylinder, so that too many wound objects are avoided to be hung on the fixed protrusion, and the expansion and disassembly effect of the blockage by the fixed protrusion is affected;

[0014] 3. By cooperating the rotary knife with the fixed knife, the wound object can be avoided to be wound on the cleaning mechanism and the shell, so that the continuous output of power is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a whole structure schematic view of the utility model;

[0016] Figure 2 It is an internal structure schematic view of the limiting mechanism and the walking mechanism;

[0017] Figure 3 It is an internal structure schematic view of the sliding cylinder;

[0018] Figure 4 It is an internal structure schematic view of the cleaning mechanism and the driving mechanism;

[0019] Figure 5 It is an internal structure schematic view of the driving mechanism;

[0020] Figure 6 It is Figure 5 It is a structure enlarged view of A in the middle;

[0021] Figure 7 It is a structure schematic view of the cleaning mechanism;

[0022] Figure 8 It is an internal structure schematic view of the cleaning mechanism;

[0023] Figure 9 It is a structure schematic view of the rotating cone cylinder and the transmission shaft.

[0024] In the figure, 1, pipeline; 2, walking mechanism; 201, shell one; 201A, sliding groove one; 202, sliding cylinder; 202A, screw hole; 203, drive motor one; 204, screw rod; 3, limiting mechanism; 301, shell two; 301A, sliding groove two; 4, cleaning mechanism; 401, rotating drum; 401A, rotating knife; 401B, sliding groove three; 402, rotating cone cylinder; 402A, spiral guide rail; 402B, fixed lug; 402C, rotating groove; 402D, cutting cutter; 403, rotating disc; 404, connecting rod one; 405, sliding rod; 406, extrusion scraper; 5, expansion assembly; 501, electric push rod one; 502, rotating seat; 503, connecting rod two; 504, expansion pressure rod; 504A, friction block; 6, driving mechanism; 601, shell three; 601A, fixed knife; 602, transmission shaft; 603, drive cutting knife; 603A, cutting knife end; 603B, extrusion driving end; 604, drive motor two; 605, electric push rod two; 606, extrusion disc. DETAILED DESCRIPTION

[0025] The utility model will be further explained in connection with the drawings:

[0026] The orientation terms involved in the paragraphs of detailed description are only for the convenience of the person skilled in the art to understand the technical solutions described in the application according to the visual orientation shown in the drawings. Except for explicit provisions and limitations, the terms such as'set', 'install', 'connect' should be understood broadly, and the person skilled in the art can understand the specific meaning of the above terms in the utility model according to the specific circumstances.

[0027] As shown in Figure 1 , Figure 2 and Figure 3 , a drainage pipeline dredging device, including walking mechanism 2, by setting walking mechanism 2 and limiting mechanism 3, walking mechanism 2 and limiting mechanism 3 inside expansion assembly 5 alternate work, so that the device can realize advancing or retreating in pipeline 1, the cleaning operation of the device to the inner wall of pipeline 1 is not limited by length; walking mechanism 2 includes shell one 201, a plurality of groups of sliding grooves one 201A are fixedly provided on shell one 201, screw rod 204 is rotatably connected on the side wall of shell one 201, drive motor one 203 is fixedly connected on the rear side wall of shell one 201, the output shaft of drive motor one 203 is fixedly connected with screw rod 204, sliding cylinder 202 is slidably connected inside shell one 201, screw hole 202A is fixedly provided on sliding cylinder 202, screw hole 202A is threadedly connected with screw rod 204, by controlling the rotation of drive motor one 203, sliding cylinder 202 can be driven to slide forward and backward inside shell one 201, so that expansion assembly 5 inside sliding cylinder 202 can be deployed at different positions;

[0028] The front end of the walking mechanism 2 is fixedly connected with a limiting mechanism 3. The limiting mechanism 3 comprises a shell two 301. A plurality of slide grooves two 301A are fixedly arranged on the shell two 301. The expansion assembly 5 inside the limiting mechanism 3 can be unfolded to enable the device to stay at the current position. The limiting mechanism 3 is fixedly connected with a set of expansion assemblies 5 inside. The expansion assembly 5 comprises an electric push rod one 501. The electric push rod one 501 is fixedly connected with the rear inner wall of the shell two 301. The push rod end of the electric push rod one 501 is fixedly connected with a rotating seat 502. A plurality of connecting rods two 503 are rotatably connected to the rotating seat 502. The other end of the connecting rod two 503 is rotatably connected with an expansion pressing rod 504. The expansion pressing rod 504 is slidably connected with the slide groove two 301A. The outer end of the expansion pressing rod 504 is fixedly connected with a friction block 504A. The electric push rod one 501 drives the rotating seat 502 to move forward. A plurality of expansion pressing rods 504 are unfolded to the periphery, driving the friction block 504A to extrude the inner wall of the pipeline 1.

[0029] Another set of expansion assemblies 5 are fixedly installed in the slide cylinder 202. The expansion pressing rod 504 of the other set of expansion assemblies 5 is matched with the slide groove one 201A. The front end of the limiting mechanism 3 is fixedly connected with a driving mechanism 6. By arranging the driving mechanism 6 and the cleaning mechanism 4, when the driving mechanism 6 drives the cleaning mechanism 4 to rotate forward, the cleaning mechanism 4 expands and disintegrates the blockage, and the driving mechanism 6 drives the cleaning mechanism 4 to rotate reversely to cut the blockage wound on the rotating cone cylinder 402, so as to avoid too many wound objects on the fixed protrusion 402B, which affects the expansion and disintegration effect of the blockage. The front part of the driving mechanism 6 is rotatably connected with the cleaning mechanism 4.

[0030] As shown in Figure 4 and Figure 5 The driving mechanism 6 comprises a shell three 601. The outer wall of the shell three 601 is fixedly connected with a fixed knife 601A. The rear inner wall center of the shell three 601 is fixedly connected with a driving motor two 604. The output shaft of the driving motor two 604 is fixedly connected with a transmission shaft 602. A plurality of driving cutters 603 are fixedly connected to the transmission shaft 602. The two sides of the driving motor two 604 are fixedly connected with electric push rods two 605. The push rod end of the electric push rod two 605 is fixedly connected with a pressing disc 606.

[0031] As shown in Figure 6As shown, the driving cutter 603 is provided with a cutter end 603A at one end, and a pressing driving end 603B at the other end. The driving motor two 604 drives the transmission shaft 602 to rotate forward, at which time the pressing driving end 603B contacts the side wall of the rotating groove 402C and pushes the cleaning mechanism 4 to rotate, so as to clean the blockage of the pipeline 1. The driving motor two 604 drives the transmission shaft 602 to rotate reversely, at which time the driving cutter 603 rotates along the rotating groove 402C by a certain angle, so that the cutter end 603A on the other side of the pressing driving end 603B rotates towards the fixed protrusion 402B, and the cutter end 603A contacts and shears the fixed protrusion 402B, so as to cut the object wound on the front surface of the fixed protrusion 402B.

[0032] As shown in Figure 7 and Figure 9 shown, the cleaning mechanism 4 comprises a rotating drum 401, the inner wall of the rotating drum 401 is rotationally connected with the outer wall of the shell three 601, a plurality of rotating knives 401A are fixedly connected to the rear outer wall of the rotating drum 401, the rotating knives 401A are matched with the fixed knives 601A, through the cooperation of the rotating knives 401A and the fixed knives 601A, the winding object can be prevented from winding around the cleaning mechanism 4 and the shell three 601, so as to ensure the continuous output of power; a plurality of sliding grooves three 401B are fixedly provided on the side wall of the rotating drum 401, a rotating cone drum 402 is fixedly connected to the front part of the rotating drum 401, a cutting knife disc 402D is fixedly connected to the rear outer wall of the rotating cone drum 402, a plurality of rotating grooves 402C are fixedly provided on the side wall of the rotating cone drum 402 and are slidably matched with the driving cutter 603, a plurality of fixed protrusions 402B are fixedly connected to the outer wall of the middle part of the rotating cone drum 402 and are matched with the cutter end 603A, and a plurality of spiral guide rails 402A are fixedly connected to the outer wall of the front part of the rotating cone drum 402. With the forward movement of the cleaning mechanism 4 in the pipeline 1, the spiral guide rails 402A first contact the blockage to drill holes in the blockage, and due to the shape of the rotating cone drum 402, the opening of the blockage can only become larger and larger, so as to damage the form of the blockage in a larger range, the plurality of fixed protrusions 402B on the surface of the rotating cone drum 402 can hang the hard objects or fibrous objects in the blockage to disperse the current structure form of the blockage, and the dispersed blockage continues to contact the cutting knife disc 402D and is cut.

[0033] As shown in Figure 8As shown, the inside of the rotating drum 401 is provided with a rotating disc 403, one side of which is rotatably connected with the extrusion disc 606, and the other side of which is rotatably connected with a plurality of connecting rods one 404, one end of which is rotatably connected with a sliding rod 405, which is slidably connected with the sliding groove three 401B, and the outer end of which is fixedly connected with an extrusion scraper 406. The rotating disc 403 is moved upward by the extrusion of the extrusion disc 606, and the sliding rod 405 is pushed outward by the connecting rod one 404, so that the extrusion scraper 406 contacts the inner wall of the pipeline 1, and the objects adhered to the inner wall of the pipeline 1 are scraped and pushed forward.

[0034] Working principle:

[0035] 1. Put the device into the pipeline 1 to be cleaned, expand the expansion assembly 5 inside the limiting mechanism 3, control the sliding cylinder 202 to move to the front end of the shell one 201 by the drive motor one 203, expand the expansion assembly 5 inside the sliding cylinder 202, retract the expansion assembly 5 inside the limiting mechanism 3, control the sliding cylinder 202 to move to the last end of the shell one 201 by the drive motor one 203, and thus push the device forward as a whole;

[0036] 2. Control the extension of the electric push rod two 605 to make the extrusion scraper 406 contact the inner wall of the pipeline 1;

[0037] 3. Start the drive motor two 604 to drive the transmission shaft 602 to rotate in the positive direction, at this time the extrusion driving end 603B of the cutting knife 603 abuts against the side wall of the rotating groove 402C, and the power is transmitted to the cleaning mechanism 4 to drive it to rotate;

[0038] 4. As the device continuously advances, the spiral guide rail 402A drills holes in the blockage, the rotating cone 402 enlarges the hole diameter, the front surface of the fixed protrusion 402B contacts the blockage to disassemble and scatter it, and the cutting knife disc 402D cuts the blockage;

[0039] 5. The extrusion scraper 406 scrapes the inner wall of the pipeline 1 and pushes the blockage forward;

[0040] 6、Work for a period of time, the fixed protrusion 402B front has a lot of blockage, affect its subsequent blockage for the disassembly work, at this time adjust drive motor two 604 reverse rotation, at this time drive cutter 603 cutter end 603A reverse rotation, toward the fixed protrusion 402B rotation, because the rotating groove 402C has a certain length, make the cutter end 603A can be a distance of acceleration, when the cutter end 603A rotation to contact the fixed protrusion 402B front part, cutter end 603A has reached a higher speed, and rotating cone cylinder 402 due to the mass is larger, resulting in its moment of inertia is larger, therefore the cutter end 603A can cut the fixed solid block 402B front part of the blockage accumulated, avoid its winding on the fixed protrusion 402B affect the fixed protrusion 402B for subsequent blockage for the disassembly work.

[0041] The utility model discloses a walking mechanism 2 and spacing mechanism 3 are set up, and the extension assembly 5 inside walking mechanism 2 and spacing mechanism 3 are alternately worked, make the device can realize advancing or retreating in pipeline 1, and the cleaning work of the device to the inner wall of pipeline 1 is not limited by length, drive mechanism 6 and cleaning mechanism 4 are set up, when drive mechanism 6 drives cleaning mechanism 4 normal rotation, and cleaning mechanism 4 is expanded to the hole and is scattered and broken to the blockage, and drive mechanism 6 drives cleaning mechanism 4 reverse rotation can cut the blockage winding on rotating cone cylinder 402, avoid that the fixed protrusion 402B hangs too many winding things, affect its expansion and scattering effect to the blockage, through the cooperation of rotating cutter 401A and fixed cutter 601A, can avoid winding thing and entangle cleaning mechanism 4 and shell three 601, thereby guarantee the sustained output of power.

Claims

1. A drain pipe unblocking device characterised in that: The walking mechanism (2) includes a shell one (201), a plurality of slide grooves one (201A) are fixedly arranged on the shell one (201), a screw rod (204) is rotatably connected to the side wall of the shell one (201), a driving motor one (203) is fixedly connected to the rear side wall of the shell one (201), the output shaft of the driving motor one (203) is fixedly connected with the screw rod (204), a sliding cylinder (202) is slidably connected in the shell one (201), a plurality of screw holes (202A) are fixedly arranged on the sliding cylinder (202), the screw holes (202A) are threadedly connected with the screw rod (204), the walking mechanism (2) is fixedly connected with a limiting mechanism (3) at the front end, the limiting mechanism (3) includes a shell two (301), a plurality of slide grooves two (301A) are fixedly arranged on the shell two (301), a plurality of expansion assemblies (5) are fixedly connected in the limiting mechanism (3), the expansion assembly (5) includes an electric push rod one (501), the electric push rod one (501) is fixedly connected with the rear inner wall of the shell two (301), the push rod end of the electric push rod one (501) is fixedly connected with a rotating seat (502), a plurality of connecting rods two (503) are rotatably connected to the rotating seat (502), the other end of the connecting rod two (503) is rotatably connected with an expansion pressing rod (504), the expansion pressing rod (504) is slidably connected with the slide groove two (301A), the outer end of the expansion pressing rod (504) is fixedly connected with a friction block (504A), another expansion assembly (5) is fixedly arranged in the sliding cylinder (202), the expansion pressing rod (504) of the other expansion assembly (5) is matched with the slide groove one (201A), the limiting mechanism (3) is fixedly connected with a driving mechanism (6) at the front end, the driving mechanism (6) is rotatably connected with a cleaning mechanism (4) at the front end.

2. A drain pipe unblocking device according to claim 1, characterised in that: The driving mechanism (6) includes a shell three (601), a fixed knife (601A) is fixedly connected to the outer wall of the shell three (601), a driving motor two (604) is fixedly connected to the center of the rear inner wall of the shell three (601), a transmission shaft (602) is fixedly connected to the output shaft of the driving motor two (604), a plurality of driving cutters (603) are fixedly connected to the transmission shaft (602), an electric push rod two (605) is fixedly connected to the two sides of the driving motor two (604), an extrusion disc (606) is fixedly connected to the push rod end of the electric push rod two (605).

3. A drain unblocker device as claimed in claim 2, wherein: The driving cutter (603) is provided with a cutter end (603A) at one end, and is provided with an extrusion driving end (603B) at the other end.

4. A drain pipe unblocker device according to claim 1, characterised in that: The cleaning mechanism (4) comprises a rotating drum (401), the inner wall of the rotating drum (401) is rotationally connected with the outer wall of the shell three (601), a plurality of rotating knives (401A) are fixedly connected to the rear outer wall of the rotating drum (401), the rotating knives (401A) are matched with fixed knives (601A), a sliding groove three (401B) is fixedly arranged on the side wall of the rotating drum (401), a rotating cone drum (402) is fixedly connected to the front part of the rotating drum (401), a cutting knife disc (402D) is fixedly connected to the rear outer wall of the rotating cone drum (402), a plurality of rotating grooves (402C) are fixedly arranged on the side wall of the rotating cone drum (402) and are slidably matched with driving cutting knives (603), a plurality of fixed lugs (402B) are fixedly connected to the middle outer wall of the rotating cone drum (402) and are matched with cutting knife ends (603A), and a plurality of spiral guide rails (402A) are fixedly connected to the front outer wall of the rotating cone drum (402).

5. A drain unblocker device as claimed in claim 4, wherein: The rotating drum (401) is internally provided with a rotating disc (403), one side of the rotating disc (403) is rotationally connected with an extrusion disc (606), a plurality of connecting rods one (404) are rotationally connected to the other side of the rotating disc (403), the other ends of the connecting rods one (404) are rotationally connected with sliding rods (405), the sliding rods (405) are slidably connected with the sliding groove three (401B), and the outer ends of the sliding rods (405) are fixedly connected with extrusion scrapers (406).

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