阅读说明：本技术 一种管道内壁疏通器 (Pipeline inner wall dredger ) 是由 不公告发明人 于 2019-09-28 设计创作，主要内容包括：本发明一种管道内壁疏通器公开了一种适应于小口径管道,通过扩张的扩展弹片贴合管壁旋转对管壁进行刮削清理,同时配合高压气和清洗液对管道内进行高压冲洗的疏通器,其特征在于内气管置于主体管内,且内气管两端分别从主体管内向外穿出,螺管和内气管的底端相连接,导入头置于螺管上,所述导入头的顶部中间位置置有安装套,且安装套和螺管相螺接,所述导入头为锥形结构,且尖头朝下,所述主体管的底端外侧面上等角度置有多个安装台,所述导入头的外侧面上等角度开有多个安装槽,多个扩展弹片的一端分别通过连接轴一一对应置于多个安装台上,多个所述扩展弹片的另一端一一对应置于多个安装槽内,且通过连接轴和导入头相连接。(The invention discloses a dredger for the inner wall of a pipeline, which is suitable for a small-caliber pipeline and is characterized in that an inner gas pipe is arranged in a main body pipe, two ends of the inner gas pipe respectively penetrate out of the main body pipe, a solenoid is connected with the bottom end of the inner gas pipe, a lead-in head is arranged on the solenoid, a mounting sleeve is arranged in the middle of the top of the lead-in head, the mounting sleeve is in threaded connection with the solenoid, the lead-in head is of a conical structure, the pointed end of the lead-in head faces downwards, a plurality of mounting tables are arranged on the outer side surface of the bottom end of the main body pipe at equal angles, a plurality of mounting grooves are formed on the outer side surface of the lead-in head at equal angles, one ends of a plurality of expanding elastic sheets are respectively arranged on the mounting tables in a one-to-one correspondence manner through connecting shafts, the other ends of the expanding elastic sheets are arranged in the mounting grooves in a one-to-one correspondence manner, and is connected with the leading-in head through a connecting shaft.)

1. The utility model provides a pipeline inner wall dredge which characterized by: the inner air pipe is arranged in the main body pipe, two ends of the inner air pipe respectively penetrate out of the main body pipe, the spiral pipe is connected with the bottom end of the inner air pipe, the leading-in head is arranged on the spiral pipe, a mounting sleeve is arranged at the middle position of the top of the leading-in head, the mounting sleeve is in threaded connection with the spiral pipe, a plurality of mounting tables are arranged on the outer side surface of the bottom end of the main body pipe at equal angles, a plurality of mounting grooves are formed on the outer side surface of the leading-in head at equal angles, one end of a plurality of extension elastic sheets is arranged on the mounting tables in a one-to-one correspondence mode through a connecting shaft, the other end of the extension elastic sheets is arranged in the mounting grooves in a one-to-one correspondence mode and is connected with the leading-in head through the connecting shaft, a plurality of air injection holes are formed in the inner air pipe and are positioned between the bottom end of the main body pipe and, the bottom of the fixed end cover is provided with an insertion plate which is attached to the inner side surface of the top end of the main tube, the sliding ring is sleeved on the inner air tube, and is positioned in the main body tube, two sliding grooves are symmetrically arranged on the main body tube, two sliding blocks are symmetrically arranged on the outer side surface of the sliding ring, the two sliding blocks are respectively arranged in the two sliding grooves in a sliding way, the inner air pipe is sleeved with a compression spring, and is positioned between the fixed end cover and the sliding ring, the two pull handles are respectively arranged on the two sliding blocks and are symmetrical, one end of each pull handle is downwards bent in an arc shape, the limiting ring is sleeved on the inner air pipe, and is jointed with the bottom surface of the sliding ring, the fastening ring is sleeved on the inner air pipe and is jointed with the top surface of the sliding ring, the fastening ring is screwed with the inner air pipe, one end of the auxiliary flow pipe is arranged on the main pipe, and the other end of the auxiliary flow pipe extends upwards for a certain distance in an inclined way and then bends towards the vertical direction to extend upwards.

2. The pipeline inner wall dredger of claim 1, wherein the guiding head is of a conical structure, and the pointed end of the guiding head faces downwards, so that the plugging position can be drilled in the rotating process, and the plugging position can be drilled through, so that the elastic sheet can be expanded to carry out rotary scraping cleaning.

3. The pipeline inner wall dredger of claim 2, wherein cutting teeth are arranged on the outer side face of the leading-in head, and the cutting teeth are of a spiral structure.

4. The pipeline inner wall dredger of claim 1, wherein the gas injection hole is a tapered hole, so that an outlet of the gas injection hole is larger, and diffusion of high-pressure gas ejection is facilitated.

5. The dredger for inner wall of pipeline as claimed in claim 1, wherein the aperture of the air inlet hole is gradually increased from top to bottom, so as to facilitate air flowing into the inner air pipe from the air inlet hole.

6. The pipeline inner wall dredging device of claim 1, wherein the middle part of the fixed end cover protrudes inwards the inner air pipe to form an inverted trapezoid structure, and the inverted trapezoid part is provided with a mounting hole which is sleeved on the inner air pipe and can limit the compression spring to be limited between the fixed end cover and the sliding ring.

7. The pipeline inner wall dredge device of claim 1, wherein the extension spring plate is attached to the pipe wall to rotate, and meanwhile, the high-pressure gas mixed cleaning solution is used for high-pressure washing of the pipeline, so that combined washing is achieved, the extension spring plate can scrape and clean the pipe wall, high-pressure washing can wash out a blockage in the pipeline, and the two types of matching washing effects are better.

8. The pipe inner wall dredger of claim 7, wherein the extension spring is a metal spring.

9. The pipeline inner wall dredger of claim 1, wherein the inner air pipe is matched with the main pipe and the auxiliary flow pipe, so that the air jet port and the liquid jet port can gradually extend into the main pipe, and further, the pressure for high-pressure flushing cannot be weakened along with the depth of the pipeline, and the effect of high-pressure flushing is ensured.

10. The pipeline inner wall dredger according to claim 7 or 8, wherein the extension elastic sheet is matched with the main body pipe and the sliding ring, so that the extension elastic sheet can be contracted or expanded, the dredger can be conveniently plugged into a pipeline, the dredger can be attached to the pipeline wall during expansion, and rotary-cut scraping and cleaning effects can be guaranteed.

Technical Field

The invention discloses a pipeline inner wall dredger, relates to a dredger for cleaning attachments on the inner wall of a pipeline, and belongs to the field of industrial equipment. In particular to a dredger which is suitable for small-caliber pipelines, scrapes and cleans the pipe wall by the rotation of the expanded expansion elastic sheet which is attached to the pipe wall and is matched with high-pressure air and cleaning liquid to carry out high-pressure washing in the pipeline.

Background

At present, in industrial production, a pipeline is generally adopted to transmit liquid, attachments are easily formed on the inner wall of the pipeline, most common water scales on the inner wall of a water pipe seriously affect the transmission of the liquid, the pipeline is seriously blocked, the local pressure is overlarge to cause the pipeline to burst, the liquid with higher viscosity is also easily attached to the inner wall of the pipeline in the transmission process, the existing cleaning aiming at the inner wall of the pipeline mainly adopts high-pressure washing or acid cleaning, the cleaning is mainly carried out by injecting high-pressure water or acid into one end of the pipeline, the high pressure is concentrated at the end position of the pipeline, the length of the pipeline is increased, the pressure is reduced, the deep cleaning effect is poor, the high-pressure washing and the acid washing are single, and a robot is also adopted for cleaning, the cleaning is performed by the movement of the robot along the pipeline, but the robot cleaning is suitable for large-diameter pipelines.

Publication No. CN106988392A discloses a pipe dredger and a pipe dredging method, the pipe dredger comprising: the airbag comprises an airbag and a first connecting pipe, wherein the first connecting pipe is communicated with the inside of the airbag; and a second connection tube having both ends penetrating the balloon from the inside thereof, communication ports being formed at the first connection tube side and the opposite side of the balloon, respectively, the device being blocked by one end, and being filled with a fluid inwardly, being dredged by pressure, but if there is a pipe internally completely blocked. The device is not capable of cleaning, especially foreign matter adhering to the inner wall.

Publication No. CN204456339U discloses a drain dredger, which comprises: the electric drill, the bottom fixedly connected with handle of electric drill, the switch has on the handle, the one end fixedly connected with pipeline mediation flexible axle of electric drill, the other end fixedly connected with camera of pipeline mediation flexible axle, the camera is waterproof camera, the outer water spout is installed to the periphery of camera, water spout and camera all are located the inside cavity of pipeline mediation flexible axle, tap is connected to the water spout other end, be connected through the hose between water spout and the tap, the hose is located the inner chamber of pipeline mediation flexible axle, pipeline mediation flexible axle lateral wall fixed link has the claw of decontaminating, the claw of decontaminating is corresponding with the position of water spout and camera, the device drives the flexible axle through the electric drill and rotates, nevertheless still can not clean to inside attachment.

Publication No. CN106623290A discloses a pipeline cleaning mechanism, including a actuating mechanism, actuating mechanism's output is equipped with a rotary mechanism, and rotary mechanism's output is equipped with a cleaning mechanism, and cleaning mechanism includes the cleaning unit that a plurality of set gradually, and the cleaning unit is located same straight line, and the cleaning unit includes a fixed block, and the outside of fixed block is equipped with the cleaning brush, and the device cleans through single mechanical means, and when the inside attachment of pipeline was more, the card was died appears easily.

Disclosure of Invention

In order to improve the situation, the invention provides a pipeline inner wall dredger which is suitable for a small-caliber pipeline, wherein the pipe wall is scraped and cleaned by adhering an expanded expansion elastic sheet to the pipe wall to rotate, and high-pressure flushing is carried out on the inside of the pipeline by matching with high-pressure air and cleaning liquid.

The invention relates to a pipeline inner wall dredger, which is realized as follows: the invention relates to a pipeline inner wall dredger which comprises a main body pipe, a leading-in head, expansion elastic sheets, an inner air pipe, a compression spring, a fixed end cover, a compression ring, a sliding ring, an air inlet hole, a limiting ring, an air jet hole, a spiral pipe, a sliding block, a pull handle, a sliding groove, a mounting table and an auxiliary flow pipe, wherein the inner air pipe is arranged in the main body pipe, two ends of the inner air pipe respectively penetrate out of the main body pipe, the spiral pipe is connected with the bottom end of the inner air pipe, the leading-in head is arranged on the spiral pipe, a mounting sleeve is arranged in the middle of the top of the leading-in head, the mounting sleeve is in threaded connection with the spiral pipe, the leading-in head is of a conical structure, a pointed end of the leading-in head faces downwards, a plurality of mounting tables are arranged on the outer side face of the bottom end of the main body pipe at equal angles, a plurality of mounting tables are arranged on the outer side face of the leading-, the inner air pipe is connected with the leading-in head through a connecting shaft, a plurality of circles of air injection holes are formed in the inner air pipe and are positioned between the bottom end of the main body pipe and the leading-in head, one circle of air injection holes consist of at least five air injection holes, the air injection holes are conical holes, the diameter of the bottom end of the inner air pipe is larger than that of the top end of the inner air pipe, an air inlet hole is formed in the top end of the air inlet pipe, the aperture of the air inlet hole is gradually increased from top to bottom, the fixed end cover is arranged at the top end of the main body pipe, the middle part of the fixed end cover protrudes towards the inner air pipe to form an inverted trapezoidal structure, a mounting hole is formed in the inverted trapezoidal part and is sleeved on the inner air pipe, an inserting plate is arranged at the bottom of the fixed end cover and is attached to the inner side surface of the top end of the main body pipe, the two sliding blocks are arranged in the two sliding grooves in a sliding mode respectively, the inner air pipe is sleeved with the compression spring and is located between the fixed end cover and the sliding ring, the two pull handles are arranged on the two sliding blocks respectively and are symmetrical, one end of each pull handle is bent downwards in an arc shape, the limiting ring is sleeved on the inner air pipe and is attached to the bottom surface of the sliding ring, the fastening ring is sleeved on the inner air pipe and is attached to the top surface of the sliding ring, the fastening ring is in threaded connection with the inner air pipe, one end of the auxiliary flow pipe is arranged on the main body pipe and is communicated with the main body pipe, the other end of the auxiliary flow pipe extends upwards in an inclined mode for a certain distance and then bends upwards in the vertical direction, the expansion elastic piece is a metal elastic piece, cutting teeth are arranged on the outer side face of the leading-in head.

Has the beneficial effects.

Firstly, expanding the elastic sheet and attaching the pipe wall, then rotating to carry out rotary cutting, and scraping and cleaning the inner wall.

And secondly, rotary cutting is combined with high-pressure air and cleaning fluid to carry out combined cleaning, so that the cleaning is more thorough.

Thirdly, the air injection hole and the auxiliary flow pipe stretch into the pipeline along with the pipeline, the pressure of high-pressure washing cannot be gradually weakened, and the washing effect on the deep layer of the pipeline is guaranteed.

Drawings

FIG. 1 is a schematic structural diagram of a pipeline inner wall dredger of the invention.

Fig. 2 is a three-dimensional structure diagram of an inner air pipe of the pipeline inner wall dredger.

Fig. 3 is a three-dimensional structure diagram of a sliding ring of the pipeline inner wall dredger.

FIG. 4 is a three-dimensional structure diagram of a main pipe of the dredger for inner wall of pipeline.

In the attached drawings

Wherein the method comprises the following steps: the device comprises a main pipe (1), a leading-in head (2), an extension elastic sheet (3), an inner air pipe (4), a compression spring (5), a fixed end cover (6), a compression ring (7), a sliding ring (8), an air inlet hole (9), a limiting ring (10), an air injection hole (11), a spiral pipe (12), a sliding block (13), a pull handle (14), a sliding groove (15), a mounting table (16) and an auxiliary flow pipe (17).

The specific implementation mode is as follows:

the invention discloses a pipeline inner wall dredger which is realized by a main body pipe (1), an introduction head (2), an expansion elastic sheet (3), an inner air pipe (4), a compression spring (5), a fixed end cover (6), a compression ring (7), a sliding ring (8), an air inlet hole (9), a limiting ring (10), an air jet hole (11), a solenoid (12), a sliding block (13), a pull handle (14), a sliding groove (15), an installation table (16) and an auxiliary flow pipe (17), wherein the inner air pipe (4) is arranged in the main body pipe (1), two ends of the inner air pipe (4) respectively penetrate out of the main body pipe (1), the solenoid (12) is connected with the bottom end of the inner air pipe (4), the introduction head (2) is arranged on the solenoid (12), a sleeve is arranged in the middle position of the top of the introduction head (2), the installation sleeve is in threaded connection with the solenoid (12), the introduction head (2) is of a conical structure, and the tip is down, a plurality of mount tables (16) are arranged on the lateral surface of the bottom end of the main body tube (1) at equal angles, a plurality of mounting grooves are arranged on the lateral surface of the leading-in head (2) at equal angles, one end of a plurality of extension spring plates (3) is respectively arranged on the plurality of mount tables (16) through the connecting shaft in a one-to-one correspondence manner, a plurality of the other ends of the extension spring plates (3) are arranged in the plurality of mounting grooves in a one-to-one correspondence manner and are connected with the leading-in head (2) through the connecting shaft, a plurality of circles of air injection holes (11) are arranged on the inner air tube (4) and are positioned between the bottom end of the main body tube (1) and the leading-in head (2), one circle of air injection holes (11) are composed of at least five air injection holes (11), the air injection holes (11) are cone-shaped holes, the diameter of the bottom end of the inner air tube (4, the fixed end cover (6) is arranged at the top end of the main body pipe (1), the middle part of the fixed end cover (6) protrudes towards the inner air pipe (4) to form an inverted trapezoidal structure, the inverted trapezoidal part is provided with a mounting hole which is sleeved on the inner air pipe (4), the bottom of the fixed end cover (6) is provided with an insertion plate which is attached to the inner side surface of the top end of the main body pipe (1), a sliding ring (8) is sleeved on the inner air pipe (4) and positioned in the main body pipe (1), the main body pipe (1) is symmetrically provided with two sliding grooves (15), two sliding blocks (13) are symmetrically arranged on the outer side surface of the sliding ring (8), the two sliding blocks (13) are respectively arranged in the two sliding grooves (15) in a sliding manner, the inner air pipe (4) is sleeved with a compression spring (5) and positioned between the fixed end cover (6) and the sliding ring (8), and two pull handles (14) are respectively arranged on the two sliding blocks (13), and the extension elastic sheet (3) is a metal elastic sheet, the outer side surface of the leading-in head (2) is provided with cutting teeth, and the cutting teeth are of a spiral structure.

When the pipeline dredging device is used, when the pipeline is dredged and cleaned, the top end of the inner air pipe (4) is connected with the external high-pressure air pipe, the auxiliary flow pipe (17) is connected with the external cleaning liquid pipe, the leading-in head (2) and the extension elastic sheet (3) extend into the pipeline, two fingers are hooked on the pull handle (14) to fix the sliding ring (8), meanwhile, one hand pushes the fixed end cover (6) towards the leading-in head (2), the fixed end cover (6) pushes the main body pipe (1) towards the leading-in head (2), the sliding groove (15) on the main body pipe (1) moves along the sliding block (13), the main body pipe (1) extrudes the extension elastic sheet (3), the extension elastic sheets (3) are bent and expanded and attached to the inner wall of the pipeline, the compression spring (5) is compressed at the moment, then the whole rotary type pushes the dredging device into the pipeline, the extension elastic sheet (3) scrapes and cleans the inner wall of the pipeline in the rotating process, meanwhile, high-pressure air enters the inner air pipe (4) through the air inlet hole (9), then is sprayed into the pipeline through the jet hole (11), cleaning liquid flows into the pipeline through the auxiliary flow pipe (17), the cleaning liquid and the high-pressure air are mixed to carry out high-pressure washing on the interior of the pipeline, the jet hole (11) and the auxiliary flow pipe (17) gradually extend into the interior of the pipeline along with the dredger, and then the pressure of the high-pressure washing cannot be changed, so that the deep cleaning effect on the pipeline is ensured;

the guiding head (2) is of a conical structure, and the pointed end of the guiding head is designed to face downwards, so that the blocking position can be drilled in the rotating process, and the blocking position is drilled through, so that the elastic sheet (3) can be expanded to carry out rotary scraping cleaning;

the gas injection hole (11) is designed to be a conical hole, so that the outlet of the gas injection hole (11) is larger, and the high-pressure gas can be sprayed out and diffused;

the aperture of the air inlet hole (9) is gradually increased from top to bottom, so that air can conveniently flow into the inner air pipe (4) from the air inlet hole (9);

the middle part of the fixed end cover (6) protrudes towards the inner air pipe (4) to form an inverted trapezoidal structure, the inverted trapezoidal part is provided with a mounting hole, and the mounting hole is sleeved on the inner air pipe (4) and can limit the compression spring (5) and limit the compression spring (5) between the fixed end cover (6) and the sliding ring (8);

the bottom of the fixed end cover (6) is provided with the plugboard, and the plugboard is attached to the inner side surface of the top end of the main body pipe (1), so that the plugboard can be inserted into the main body pipe (1), and the stability of the fixed end cover (6) on the main body pipe (1) is further improved;

cutting teeth are arranged on the outer side face of the leading-in head (2), and the cutting teeth are designed to be of a spiral structure, so that the leading-in head (2) can be assisted to cut a blockage, and the cleaning efficiency is improved;

one end of the pull handle (14) is designed to be bent downwards in an arc shape, so that fingers can be hooked on the pull handle (14) to control the dredger conveniently;

the expansion elastic sheet (3) is designed as a metal elastic sheet, the metal elastic sheet has high strength, is not easy to damage and has good cutting effect on the pipeline wall;

the inner air pipe (4) is matched with the main body pipe (1) and the auxiliary flow pipe (17), so that the air jet port and the liquid jet port can gradually extend into the main body pipe (1), the pressure of high-pressure washing cannot be weakened along with the depth of a pipeline, and the effect of high-pressure washing is ensured;

the expansion elastic sheet (3) is matched with the main body pipe (1) and the sliding ring (8), so that the expansion elastic sheet (3) can be contracted or expanded, the dredger can be conveniently plugged into a pipeline, the joint with the wall of the pipeline during expansion can be ensured, and the rotary-cut scraping and cleaning effect can be ensured;

the expansion elastic sheet (3) is attached to the pipe wall to rotate, and meanwhile, the high-pressure gas mixed cleaning solution is used for performing high-pressure washing on the interior of the pipe, so that combined cleaning is performed, the expansion elastic sheet (3) can scrape and clean the pipe wall, the high-pressure washing can wash out the blockage in the pipe, and the two types of matched cleaning effects are better;

the expansion elastic sheet (3) is plugged into the pipeline, the fixed end cover (6) is pushed towards the direction of the leading-in head (2), the main pipe (1) can be pushed through the fixed end cover (6), the main pipe (1) extrudes the expansion elastic sheet (3), and the expansion elastic sheet (3) bends and expands and is attached to the pipe wall;

reach and should carry out the scraping clearance in small-bore pipeline, through the rotation of expanded extension shell fragment (3) laminating pipe wall, cooperate high-pressure gas and washing liquid to carry out the purpose that high pressure was washed in the pipeline simultaneously.

The above embodiments are preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that changes may be made without departing from the scope of the invention, and it is intended that all matter contained in the above description or shown in the accompanying drawings shall be interpreted as illustrative and not in a limiting sense.