CN217963915U - Cleaning device of self-adaptation pipeline inner wall - Google Patents

Abstract

The utility model discloses a cleaning device of self-adaptation pipeline inner wall, including the push rod, the push rod is connected with cleaning device, be provided with driving motor in the cleaning device, driving motor's output is connected with the rolling disc, be provided with the slide bar that can stretch out and draw back in the rolling disc, the slide bar can be dismantled and be connected with the scraper blade, drives the telescopic slide bar through the motor and adapts to different pipeline bores, and the scraper blade of connecting on the slide bar can effectively guarantee clear coverage area and quality, cleans the position adjustment through the push rod, can adapt to the pipeline of length not leading to, and the detachable scraper blade can carry out the change of different grade type scraper blade according to the pipeline of different specifications and different clearance environment, improves cleaning device's adaptability, and is favorable to the later stage to change the maintenance.

Description

Cleaning device of self-adaptation pipeline inner wall

Technical Field

The utility model relates to a pipeline clearance technical field especially relates to a cleaning device of self-adaptation pipeline inner wall.

Background

In the long-time drainage process in drainage pipeline, can be because impurity piles up the drainage performance that influences drainage pipeline to if the magazine piles up the production that can lead to the dirt of irregular handling, the peculiar smell is very big and can adhere with the pipeline inner wall, leads to subsequent cleaning work to be difficult to effectively go on, consequently has put forward various cleaning device that can effectively clean the pipeline inner wall fast to above-mentioned problem on the market now.

For example, chinese patent publication No. CN214555960U discloses a "warm and ventilation pipeline scale cleaning device", which includes a pipeline scale cleaning mechanism, the pipeline scale cleaning mechanism includes a pipeline scale cleaning main body rod, a first cavity is provided inside the pipeline scale cleaning main body rod, a fixing rod is fixedly installed inside the first cavity, and two ends of the outside of the fixing rod are all sleeved with a lantern ring. The utility model discloses a be provided with the dead lever, the lantern ring, first spring, the head rod, clean brush, second connecting rod and handle, in the use of reality, clean pipeline inner wall through clean brush hair, be unfavorable for the impurity of clean absorption and pipeline inner wall, and the user need carry out manual rotation and guarantee to clean more areas, waste time and energy, because there is the clearance between the brush hair, hardly guarantee to have sufficient clean area, and need manual regulation to make brush and mouth of pipe size laminating, the convenience is lower.

Disclosure of Invention

The clean coverage area who exists to the prior art who mentions in the background art is not enough, clean speed is lower and need the problem of manual regulation cleaning device size, the utility model provides a cleaning device of self-adaptation pipeline inner wall, drive the telescopic slide bar through the motor and adapt to different pipeline bores, the clear coverage area and quality can effectively be guaranteed to the scraper blade of connecting on the slide bar, clean position adjustment is carried out through the push rod, can adapt to the pipeline of not leading to length, the detachable scraper blade, can carry out the change of different grade type scraper blade according to the pipeline of different specifications and different clearance environment, improve cleaning device's adaptability, and be favorable to the later stage to change the maintenance.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a cleaning device of self-adaptation pipeline inner wall, includes the push rod, the push rod is connected with cleaning device, be provided with driving motor in the cleaning device, driving motor's output is connected with the rolling disc, be provided with the slide bar that can stretch out and draw back in the rolling disc, the slide bar can be dismantled and be connected with the scraper blade. The cleaning device connected through the push rod can finish cleaning work of a longer pipeline, wherein a rotating disc connected through the output end of a driving motor is arranged in the cleaning device, a telescopic sliding rod is arranged in the rotating disc, a scraper is connected to the sliding rod, the scraper is driven to clean the inner wall of the pipeline by high-speed rotation of the driving motor, the sliding rod can stretch in the rotating disc through centrifugal force due to high-speed rotation of the driving motor, so that the scraper is driven to clean the inner wall of the pipeline in a self-adaptive mode, wherein the rotating disc can be set to be in a cross shape or a three-line shape, the four or three sliding rods are arranged according to the shape of the rotating disc, the rotating disc can be directly set to be in a disc shape, and a plurality of spaces for placing the sliding rods are arranged, so that a user can adjust the number of the sliding rods according to requirements, different cleaning environments can be treated, the distance of the sliding rods can be adjusted through the centrifugal force, in order to ensure that the sliding process of the sliding rods can be smoothly reset and the cleaning positions can be adjusted in time, a damping piece or an elastic piece can be arranged between the sliding rod and the rotating disc, so that the sliding rod can be gradually extended and the pipeline can be gradually extended to avoid impacting the inner wall of the pipeline suddenly; the scraper blade is attached to the inner wall of the pipeline, impurities are cleaned through rotation, the attaching degree of the scraper blade and the pipeline is good, therefore, the cleaning effect is superior to that of a brush, the rotating disc and the push rod are still during working, the scraper blade needs to frequently rub against the inner wall of the pipeline, impurities are cleaned, meanwhile, the service life of the driving motor is long, therefore, in order to avoid the damage of the scraper blade, the function failure of the whole cleaning device is caused, the detachable connection is designed between the scraper blade and the slide rod, including but not limited to bolt connection and plug-in connection, the stability of the scraper blade can be guaranteed through the detachable connection, the replacement of the scraper blade of different types can be carried out according to pipelines of different specifications and different cleaning environments, the self adaptability and flexibility are improved through changing the cleaning force of different degrees of the cleaning device, meanwhile, the processing of the scraper blade is facilitated, the later replacement is convenient, the position deviation of the scraper blade of the bolt connection and the slide rod scraper blade is caused by impact, the intact degree of the slide rod cannot be influenced, the problems of replacement and maintenance trouble caused by fixed connection and long time and the like are avoided, wherein the orientation of all the scraper blade is the same as the rotating direction of the rotating disc is ensured, the end portion of the pipeline is better, and the cleaning quality of the inner wall is improved.

Preferably, a sliding cavity is arranged in the rotating disc, the sliding rod comprises a rod body and a sliding block, a spring piece is sleeved on the rod body, and two ends of the spring piece are respectively abutted to the sliding block and the end face, far away from the sliding block, of the sliding cavity. The slide bar slides through a sliding cavity in the rotating disc, meanwhile, the spring part is sleeved on the bar body, two abutting sliding blocks of the spring part and the end face of the sliding cavity are connected, in the process that the slide bar slides out due to centrifugal force, the spring part can well play a limiting role, the situation that a user is unstable in control due to the fact that the slide bar is thrown out suddenly is avoided, the cleaning device impacts the pipe wall in a pipeline, meanwhile, the spring part is sleeved on the bar body and can provide a good stable guiding effect for the sliding of the bar body, and can be restored in time after the sliding bar is finished, the rotating expansion diameter of the scraper can be adjusted steplessly through mutual restraint between the spring part and the slide bar and the rotating speed of a driving motor when the pipe connection with multiple pipe diameters is met, when the cleaning device does not work, the elastic part abuts against the sliding blocks inside the sliding cavity, the stability of the slide bar is facilitated, meanwhile, the starting position of the sliding blocks is located at the end part of the sliding cavity, and the sliding stroke under the action of the centrifugal force is very wide.

Preferably, the included angle between the scraper and the sliding rod is alpha, and the alpha is more than or equal to 90 degrees and less than or equal to 100 degrees. The scraper can be attached to the inner wall of the pipeline by setting the angle range between the scraper and the sliding rod to be 90-100 degrees, the cut-in angle of the scraper is smoother, the phenomenon that the end, close to the sliding rod, of the scraper contacts the inner wall of the pipeline first to scratch the pipeline is avoided, the angle is preferably set to be 94 degrees, the cut-in angle of the scraper is smaller in an environment suitable for working of each pipeline, and resistance to the scraper in the impurity cleaning process is smaller.

Preferably, the side of the scraper close to the driving motor is longer than the side of the scraper far away from the driving motor. Length through setting up scraper blade both sides limit is inconsistent, contact edge with scraper blade and pipeline inner wall sets up to the hypotenuse, and the hypotenuse is towards cleaning device's direction of motion, the difference between the both ends length of side should not be too high, but the scraper blade adopts elastic deformation's material simultaneously, including but not limited to rubber, the nylon board, this kind of material has fine deformability, and the resilience is strong, laminating degree between high-speed rotatory in-process and pipe wall is better, clear up impurity better, the laminating ability between scraper blade and the pipe wall has been strengthened, avoided the scraper blade because around both sides length differ and because the high-speed rotatory laminating of scraper blade between lead to the problem that the gap leads to impurity clearance degree low between the pipe wall to appear, be favorable to impurity to piling up towards clean direction like this, be convenient for subsequent impurity treatment, it is unsettled to have avoided impurity to drop after being cleared up the scraper blade, lead to make a round trip to clear up, the efficiency of clearance has been strengthened.

Preferably, the abutting edge of the scraper and the inner wall of the pipeline is a working edge, and the working edge is provided with a chamfer. The corner cut clears up in cutting into impurity more easily, and the corner cut can set up streamline type or triangle-shaped, reduces the resistance that receives when scraper blade and impurity contact, can pass through on the face very smoothly impurity simultaneously, has avoided impurity to pile up on the work edge, influences the cleaning efficiency of scraper blade, has also avoided the scraper blade at rotatory clearance in-process simultaneously, because the piling up of impurity receives great resistance, easily produces cracked problem after long-time work.

Preferably, a variable-pitch cylinder is arranged in the cleaning device, the variable-pitch cylinder is arranged on one side, away from the rotating disc, of the driving motor, the variable-pitch cylinder comprises a variable-pitch cavity, a bidirectional screw rod is arranged in the variable-pitch cavity, variable-pitch blocks are in threaded connection with two ends of the bidirectional screw rod, the variable-pitch blocks are movably connected with a sliding portion, a variable-pitch handle is arranged outside the variable-pitch cavity, and the variable-pitch handle is connected with the bidirectional screw rod. A displacement section of thick bamboo is connected with the sliding part, and the rotation that two displacement blocks of the setting in the displacement section of thick bamboo pass through two-way lead screw realizes the distance change between two displacement blocks, and this sliding part is connected to the displacement block wherein, and the distance change between the displacement block drives the sliding part and carries out the transformation of state to adapt to different pipeline inner walls, two-way lead screw is through setting up in the displacement intracavity, and the rotation through the displacement handle outside the displacement intracavity drives the rotation realization displacement effect of two-way lead screw.

Preferably, the sliding part comprises a supporting rod, one end of the supporting rod is hinged to the variable-pitch block, the other end of the supporting rod is hinged to a connecting rod, rollers are arranged at two ends of the connecting rod, a yielding through groove is formed in the variable-pitch cylinder, and the yielding through groove is in sliding fit with the supporting rod. Bracing piece both ends articulate displacement piece and connecting rod respectively, wherein gyro wheel and the laminating of pipeline inner wall that the connecting rod both ends set up, realize the steady movement of cleaning device at the pipeline inner wall, simultaneously through the distance change between two displacement pieces, drive the bracing piece and lead to the inslot slip of stepping down, change the distance between connecting rod and the displacement section of thick bamboo, thereby adapt to different pipeline sizes, wherein the bracing piece more than two is connected to every displacement piece, at least two sliding parts support the displacement section of thick bamboo have been guaranteed, make the displacement section of thick bamboo, driving motor and rolling disc are in the pipeline center always, be favorable to pipeline cleaning work.

Preferably, the variable-pitch cylinder is provided with a plurality of limiting holes, bolts are arranged in the limiting holes, the variable-pitch block is provided with threaded holes, and the bolts are connected with the threaded holes. Guarantee that the sliding part can effectively butt pipe wall for the distance between the fixed displacement piece, set up the screw hole on the displacement piece to through spacing hole connecting bolt on the displacement section of thick bamboo, fix the displacement piece in suitable position, can butt pipeline inner wall slide with the gyro wheel in the sliding part of guaranteeing to be connected with the displacement piece.

Preferably, the push rod is a telescopic rod, and the telescopic rod is composed of a plurality of sections of movably connected section rods. The telescopic link that forms by each section pole connection can adjust the telescopic link according to required length, controls cleaning device's movable scope, can clear up the pipeline of obstructed length.

The utility model has the advantages as follows:

(1) The sliding rod and the scraper connected with the elastic part are attached to the inner wall of the pipeline through centrifugal force generated during high-speed rotation, so that the effect of self-adaptively cleaning the inner walls of different pipelines is realized;

(2) The elastic piece is sleeved on the sliding rod, and the two ends of the elastic piece are abutted to the sliding block and the end face of the sliding cavity, so that a more stable guiding effect and a larger sliding range can be provided for the sliding rod;

(3) The angle range between the scraper and the sliding rod is 90-100 degrees, so that the scraper can be abutted against the inner wall of the pipeline, the cutting angle of the scraper is smaller, and impurities can be scraped from the inner wall of the pipeline;

(4) The side length of the scraper with different length is set to ensure that the abutting edge of the scraper and the inner wall of the pipeline is a bevel edge, so that impurities can be controlled to be accumulated in the cleaning direction, and the subsequent treatment of the impurities is facilitated;

(5) The work limit of scraper blade sets up the corner cut, changes the clearance with impurity, avoids impurity to pile up the life who influences clearance effect and scraper blade on the work limit.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a side view of the rotating disk of fig. 1.

Fig. 3 is a schematic structural view of the pitch cylinder of fig. 1.

FIG. 4 is an isometric view of the squeegee of example 2.

Fig. 5 is a schematic structural view of a push rod in embodiment 3.

In the figure: the device comprises a push rod 1, a telescopic rod 11, a telescopic rod 12, a joint rod 2, a cleaning device 21, a driving motor 3, a rotating disc 31, a sliding rod 32, a scraper blade 311, a rod body 312, a sliding block 33, a sliding cavity 34, a spring part 321, a working edge 322, a cutting angle 4, a variable-pitch cylinder 41, a variable-pitch cavity 42, a bidirectional screw rod 43, a variable-pitch block 5, a sliding part 44, a variable-pitch handle 51, a supporting rod 52, a connecting rod 53, a roller 45, a yielding through groove 46, a limiting hole 47 and a bolt.

Detailed Description

The invention is further described with reference to the accompanying drawings and the detailed description.

Example 1:

as shown in fig. 1 and 2, a cleaning device 2 for an inner wall of a self-adaptive pipeline comprises a push rod 1, wherein the push rod 1 is connected with the cleaning device 2, a driving motor 21 is arranged in the cleaning device 2, the output end of the driving motor 21 is connected with a rotating disc 3, a telescopic sliding rod 31 is arranged in the rotating disc 3, and a scraper 32 is connected to the sliding rod 31 through a bolt 47. A sliding cavity 33 is arranged in the rotating disc 3, the sliding rod 31 comprises a rod body 311 and a sliding block 312, a spring element 34 is sleeved on the rod body 311, and two ends of the spring element 34 are respectively abutted against the sliding block 312 and the end face of the sliding cavity 33 far away from the sliding block 312.

The cleaning device 2 connected through the push rod 1 can finish cleaning work of a long pipeline, wherein a rotating disc 3 connected through the output end of a driving motor 21 is arranged in the cleaning device 2, a telescopic slide rod 31 is arranged in the rotating disc 3, and a scraper 32 is connected to the slide rod 31, so that the scraper 32 is driven to clean the inner wall of the pipeline by high-speed rotation of the driving motor 21, the slide rod 31 can be stretched in the rotating disc 3 through centrifugal force due to high-speed rotation of the driving motor 21, and the scraper 32 is driven to perform cleaning work of the inner wall of the pipeline in a self-adaptive manner, wherein the rotating disc 3 is arranged in a cross shape, four slide rods 31 are arranged according to the shape of the rotating disc 3, and the slide rods 31 are used for adjusting the distance through the centrifugal force; the scraper 32 is attached to the inner wall of the pipeline, impurities are cleaned by rotating, the attaching degree of the scraper 32 to the pipeline is good, therefore, the cleaning effect is superior to that of brush cleaning, and considering that the rotating disc 3 and the push rod 1 are relatively static in work, the scraper 32 needs to frequently rub against the inner wall of the pipeline to clean the impurities, meanwhile, the service life of the driving motor 21 is long, therefore, in order to avoid the functional failure of the whole cleaning device 2 caused by the damage of the scraper 32, the bolt 47 connection is designed between the scraper 32 and the slide rod 31, the stability of the scraper 32 can be ensured, meanwhile, different types of scrapers 32 can be conveniently replaced in the later period to adapt to different pipelines and cleaning environments, even if the scraper 32 and the slide rod 31 connected by the bolt 47 are impacted to cause position deviation, the intact degree of the slide rod 31 cannot be influenced, the problems of troublesome replacement and maintenance, long time and the like caused by fixed connection are avoided, wherein the orientation of all the scrapers 32 is the same as the rotating direction of the driving motor 21, the end part of the scraper 32 is ensured to be better attached to the inner wall of the pipeline, and the cleaning quality is improved; the sliding rod 31 slides through the sliding cavity 33 in the rotating disc 3, meanwhile, the spring piece 34 is sleeved on the rod body 311, two abutting sliding blocks 312 of the spring piece 34 are abutted to the end face of the sliding cavity 33, in the process that the sliding rod 31 slides out due to centrifugal force, the spring piece 34 can well play a limiting role, the phenomenon that the sliding rod 31 is thrown out suddenly is avoided, and a user cannot control stably is avoided, the cleaning device impacts a pipe wall in a pipeline, meanwhile, the spring piece 34 is sleeved on the rod body 311, a good stable guiding function can be provided for sliding of the rod body 311, and the spring piece can recover in time after the sliding is finished, when the pipe connection with multiple pipe diameters is met, the rotating expansion diameter of the scraping plate 32 can be adjusted steplessly through mutual constraint between the spring piece 34 and the sliding rod 31 and the rotating speed of the driving motor 21, when the cleaning device does not work, the sliding blocks 312 abut against the inside the sliding cavity 33 through the elastic piece, the stability of the sliding rod 31 is facilitated, meanwhile, the starting position of the sliding blocks 312 is located at the end portion of the sliding cavity 33, and the sliding stroke is wide under the action of the centrifugal force.

As shown in fig. 2, the angle between the scraper 32 and the slide bar 31 is 94 °.

The scraper 32 can be ensured to be attached to the inner wall of the pipeline by setting the angle between the scraper 32 and the sliding rod 31 to be 94 degrees, the cutting-in angle of the scraper 32 is smoother, and the scratch of the pipeline caused by the fact that the end, close to the sliding rod 31, of the scraper 32 contacts the inner wall of the pipeline first is avoided.

The contact edge of the scraper 32 with the inner wall of the pipe is a working edge 321, and the working edge 321 is provided with a chamfer 322.

Chamfer 322 cuts into impurity more easily and clears up, chamfer 322 can set to triangle-shaped, reduce the resistance that receives when scraper blade 32 contacts with impurity, simultaneously can transition impurity very smoothly to the face on, avoided impurity to pile up on work limit 321, influence scraper blade 32's cleaning efficiency, also avoided scraper blade 32 at rotatory clearance in-process simultaneously, because piling up of impurity receives great resistance, easily produce cracked problem after long-time work.

As shown in fig. 3, a variable pitch cylinder 4 is arranged in the cleaning device 2, the variable pitch cylinder 4 is arranged on one side of the driving motor 21 far away from the rotating disc 3, the variable pitch cylinder 4 comprises a variable pitch cavity 41, a bidirectional screw rod 42 is arranged in the variable pitch cavity 41, two ends of the bidirectional screw rod 42 are in threaded connection with variable pitch blocks 43, the variable pitch blocks 43 are movably connected with a sliding part 5, a variable pitch handle 44 is arranged outside the variable pitch cavity 41, and the variable pitch handle 44 is connected with the bidirectional screw rod 42. The sliding part 5 comprises a supporting rod 51, one end of the supporting rod 51 is hinged to the variable-pitch block 43, the other end of the supporting rod 51 is hinged to a connecting rod 52, rollers 53 are arranged at two ends of the connecting rod 52, a yielding through groove 45 is formed in the variable-pitch cylinder 4, and the yielding through groove 45 is in sliding fit with the supporting rod 51. The variable-pitch cylinder 4 is provided with a plurality of limiting holes 46 which are uniformly arranged, bolts 47 are arranged in the limiting holes 46, the variable-pitch block 43 is provided with threaded holes, and the bolts 47 are connected with the threaded holes.

The variable-pitch cylinder 4 is connected with the sliding part 5, two variable-pitch blocks 43 arranged in the variable-pitch cylinder 4 realize the distance change between the two variable-pitch blocks 43 through the rotation of the bidirectional screw rod 42, wherein the variable-pitch blocks 43 are connected with the sliding part 5, the distance change between the variable-pitch blocks 43 drives the sliding part 5 to change the state, so that the variable-pitch cylinder is suitable for different inner walls of pipelines, the bidirectional screw rod 42 is arranged in the variable-pitch cavity 41, and the variable-pitch effect is realized through the rotation of the variable-pitch handle 44 outside the variable-pitch cavity 41 and driving the bidirectional screw rod 42 to rotate; the two ends of the supporting rod 51 are respectively hinged with the variable-pitch blocks 43 and the connecting rod 52, wherein the rollers 53 arranged at the two ends of the connecting rod 52 are attached to the inner wall of the pipeline, so that the cleaning device 2 can stably move on the inner wall of the pipeline, and meanwhile, the supporting rod 51 is driven to slide in the yielding through groove 45 through the change of the distance between the two variable-pitch blocks 43, so that the distance between the connecting rod 52 and the variable-pitch cylinder 4 is changed, and therefore the cleaning device is suitable for different pipeline sizes, wherein each variable-pitch block 43 is connected with the two supporting rods 51, the two sliding parts 5 support the variable-pitch cylinder 4, so that the variable-pitch cylinder 4, the driving motor 21 and the rotating disc 3 are always positioned in the center of the pipeline, and the cleaning work of the pipeline is facilitated; in order to fix the distance between the variable pitch blocks 43 and ensure that the sliding part 5 can effectively abut against the pipe wall, threaded holes are formed in the variable pitch blocks 43, and the variable pitch blocks 43 are fixed at proper positions through connecting bolts 47 through limiting holes 46 on the variable pitch cylinders 4, so that rollers 53 in the sliding part 5 connected with the variable pitch blocks 43 can abut against the inner wall of the pipe to slide.

The assembly work process of the cleaning device 2 for the inner wall of the self-adaptive pipeline in the embodiment is as follows: in the embodiment, the cleaning device 2 is connected by the push rod 1, wherein the cleaning device 2 is internally provided with the driving motor 21, the output end of the driving motor 21 is connected with the rotating disc 3, the rotating disc 3 is driven to rotate when the driving motor 21 rotates, the rotating disc 3 is internally provided with four sliding cavities, each sliding cavity is internally connected with the sliding rod 31, the rod body 311 of each sliding rod 31 is sleeved with the spring piece 34, one end of the rod body 311 is connected with the sliding block 312, the sliding block 312 is in sliding fit with the sliding cavity, two ends of the spring piece 34 are respectively abutted against the sliding block 312 and the end part of the sliding cavity, in the rotating process of the motor, the sliding rod 31 stretches and extrudes the spring piece 34 due to centrifugal force, wherein the spring piece 34 limits the over-fast extension of the sliding rod 31 through the self elastic force, so as to avoid impact on the pipe wall, and meanwhile, when the rotating speed is reduced or stops working, the spring piece 34 drives the sliding rod 31 to reset, the end of the sliding rod 31 extending out of the rotating disc 3 is connected with a scraper 32 through a bolt 47, wherein a triangular cutting corner 322 is arranged on a working edge 321 of the scraper 32, the cutting corner 322 can reduce the resistance of the scraper 32 in the sliding process, avoid impurity accumulation and influence the cleaning efficiency, and adjust the angle between the scraper 32 and the sliding rod 31 to 94 degrees, which is beneficial for the scraper 32 to clean impurities in the pipe wall, the cleaning device 2 also comprises a variable-pitch cylinder 4, the variable-pitch cylinder 4 is internally provided with a variable-pitch cavity 41, a bidirectional screw rod 42 is arranged in the variable-pitch cavity 41, wherein the bidirectional screw rod 42 is connected with a variable-pitch handle 44, the variable-pitch handle 44 is positioned outside the variable-pitch cavity 41, the non-lead screw threads at the two ends of the variable-pitch screw rod are respectively connected with a variable-pitch block 43, the variable-pitch block 43 drives the bidirectional screw rod 42 to rotate through rotating the variable-pitch handle 44, thereby realizing the distance adjustment between the two variable-pitch blocks 43, articulated on every displacement piece 43 have two bracing pieces 51, articulated connecting rod 52 between two bracing pieces 51, gyro wheel 53 is installed at the both ends of connecting rod 52 and is provided with the logical groove 45 of stepping down that plays the effect of stepping down when bracing piece 51 slides because displacement piece 43 takes place the displacement simultaneously on the displacement section of thick bamboo 4, sliding fit between logical groove 45 of stepping down and the bracing piece 51, in order to guarantee that the distance between two displacement pieces 43 does not change in the clearance process, consequently be provided with a plurality of spacing holes 46 on displacement section of thick bamboo 4, connect the screw hole on the displacement piece 43 with bolt 47 through spacing hole 46, adjust fixedly it according to the pipe diameter.

Example 2:

as shown in fig. 4, different from embodiment 1, in this embodiment, the side length of the scraper 32 close to one side of the driving motor 21 is greater than the side length of the scraper 32 far away from one side of the driving motor 21, the length of the two sides of the scraper 32 is inconsistent, the working edge 321 of the scraper 32 is set to be a bevel edge, the bevel edge faces the moving direction of the cleaning device, meanwhile, the scraper 32 is made of elastic deformable rubber, and has good deformation capability and strong resilience, the fitting degree between the scraper 32 and the pipe wall is better in the high-speed rotation process, impurities are better cleaned, the fitting capability between the scraper 32 and the pipe wall is enhanced, the problems that the cleaning degree of the impurities is low due to different lengths of the front and the back sides and due to the fact that gaps appear in the fitting between the scraper 32 and the pipe wall due to the high-speed rotation of the scraper 32 are avoided, which is beneficial to accumulation of the impurities in the cleaning direction, and is convenient for subsequent impurity treatment, it is avoided that the impurities fall and accumulate in the accumulation position after being cleaned by the scraper 32 to be unfixed, which the need to make a round trip to be cleaned, and the cleaning efficiency is increased.

Example 3:

as shown in fig. 5, different from embodiment 1, in this embodiment, the push rod 1 is a telescopic rod 11, the telescopic rod 11 is composed of a plurality of sections of movably connected section rods 12, and the telescopic rod 11 formed by connecting the section rods 12 can adjust the telescopic rod 11 according to a required length to control the movable range of the cleaning device, so as to be able to clean a pipeline with an incomplete length.

Example 4:

different from the embodiment 1, the rotating disk 3 in the embodiment is configured to be a disk shape, and a plurality of sliding cavities 33 are provided, so that a user can adjust the number of the sliding rods 31 according to the requirement, and the cleaning environment is different.

In addition to the above embodiments, the technical features of the present invention can be re-selected and combined within the scope of the present invention as disclosed in the claims and the specification to constitute new embodiments, which can be realized by those skilled in the art without any creative work, therefore, the embodiments of the present invention not described in detail should be regarded as specific embodiments of the present invention and within the protection scope of the present invention.

Claims (9)

1. The utility model provides a cleaning device of self-adaptation pipeline inner wall, its characterized in that, includes push rod (1), push rod (1) is connected with cleaning device (2), be provided with driving motor (21) in cleaning device (2), the output of driving motor (21) is connected with rolling disc (3), be provided with slide bar (31) that can stretch out and draw back in rolling disc (3), slide bar (31) can be dismantled and be connected with scraper blade (32).

2. The cleaning device for the inner wall of the self-adaptive pipeline is characterized in that a sliding cavity (33) is arranged in the rotating disc (3), the sliding rod (31) comprises a rod body (311) and a sliding block (312), a spring piece (34) is sleeved on the rod body (311), and two ends of the spring piece (34) are respectively abutted to the sliding block (312) and the end face, far away from the sliding block (312), of the sliding cavity (33).

3. The cleaning device for the inner wall of the adaptive pipeline according to claim 2, characterized in that the included angle between the scraper (32) and the sliding rod (31) is α, and the included angle is more than or equal to 90 ° and less than or equal to 100 °.

4. The cleaning device for the inner wall of the self-adaptive pipeline, which is characterized in that the side of the scraper (32) close to the driving motor (21) has a longer edge than the side of the scraper (32) far away from the driving motor (21).

5. The cleaning device for the inner wall of the self-adaptive pipeline according to claim 2, wherein the abutting edge of the scraper (32) and the inner wall of the pipeline is a working edge (321), and the working edge (321) is provided with a chamfer (322).

6. The cleaning device for the inner wall of the self-adaptive pipeline is characterized in that a variable-pitch cylinder (4) is arranged in the cleaning device (2), the variable-pitch cylinder (4) is arranged on one side, away from the rotating disc (3), of the driving motor (21), the variable-pitch cylinder (4) comprises a variable-pitch cavity (41), a bidirectional screw rod (42) is arranged in the variable-pitch cavity (41), variable-pitch blocks (43) are connected to two ends of the bidirectional screw rod (42) in a threaded mode, a sliding portion (5) is movably connected to each variable-pitch block (43), a variable-pitch handle (44) is arranged outside the variable-pitch cavity (41), and the variable-pitch handle (44) is connected with the bidirectional screw rod (42).

7. The cleaning device for the inner wall of the self-adaptive pipeline according to claim 6, wherein the sliding portion (5) comprises a supporting rod (51), one end of the supporting rod (51) is hinged to the variable-distance block (43), the other end of the supporting rod (51) is hinged to a connecting rod (52), rollers (53) are arranged at two ends of the connecting rod (52), an abdicating through groove (45) is arranged in the variable-distance cylinder (4), and the abdicating through groove (45) is in sliding fit with the supporting rod (51).

8. The cleaning device for the inner wall of the self-adaptive pipeline according to claim 6, wherein a plurality of limiting holes (46) are formed in the variable-pitch cylinder (4), bolts (47) are arranged in the limiting holes (46), threaded holes are formed in the variable-pitch block (43), and the bolts (47) are connected with the threaded holes.

9. The cleaning device for the inner wall of the self-adaptive pipeline is characterized in that the push rod (1) is a telescopic rod (11), and the telescopic rod (11) is composed of a plurality of sections of movably connected section rods (12).

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