Descaling and cleaning device for inner wall of pipeline

Abstract

The utility model discloses a descaling and cleaning device for the inner wall of a pipeline, which belongs to the technical field of pipeline cleaning and comprises a handheld part, a descaling mechanism and a spraying mechanism. The descaling mechanism comprises a connecting shaft rotationally installed in the shell, a rotating pipe fixedly connected to the lower end of the connecting shaft, scraping plates annularly distributed on the periphery of the rotating pipe and silica gel strips fixedly connected to the surfaces of the scraping plates, and a driving assembly used for driving the connecting shaft to rotate is arranged in the shell; a rotating pipe is arranged in the shell, two symmetrical sliding sleeves are slidably connected to the rotating pipe in a sleeving mode, a connecting rod is hinged between the sliding sleeves and the scraper, a two-way screw rod is rotationally installed in the rotating pipe and is in threaded connection with the sliding sleeves, and a rotary knob fixedly connected with the two-way screw rod is arranged at the top of the shell. And through the arrangement of the descaling mechanism, the pipelines of different specifications can be conveniently descaled and cleaned, and the adaptability of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to pipeline cleaning technical field, concretely relates to a pipeline inner wall scale removal cleaning device. BACKGROUND

[0002] The ventilation pipeline of central air conditioner and the oil fume pipeline of central kitchen will accumulate dirt on the inner wall after long-term use, and the scale removal and cleaning of the inner wall of the pipeline is one of the work contents in the maintenance work of central air conditioner and central kitchen.

[0003] The existing patent with the announcement number CN204093796U discloses a pipeline inner wall scale removal device, which comprises a connecting rod and a shovel head fixed at the top end of the connecting rod, at least two impellers are sleeved on the outer wall of the connecting rod, and a cleaning device is fixed on the shovel head. Compared with the traditional scale removal device, the pipeline inner wall scale removal device mainly removes the dirt on the inner wall of the pipeline by the cleaning device on the shovel head and the clockwise rotation of the impellers. The dirt separated from the pipeline wall during the rotation of the pipeline inner wall scale removal device will enter between each impeller, and after a certain period of cleaning, the pipeline inner wall scale removal device is pulled out of the pipeline, and the dirt is taken out of the pipe at the same time. The cleaning is complete and the operation is simple.

[0004] For the related technology in the above, the inventor finds that at least the following problems exist in the technology: The existing pipeline inner wall scale removal device is usually inconvenient to adjust and can only be used for scale removal of a certain specific size of pipeline, and the applicability is poor. If the sizes of the pipelines to be cleaned are different, multiple scale removal devices of different models need to be carried at the same time, which is very troublesome. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a pipeline inner wall scale removal cleaning device to solve the problems in the above background technology.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a pipeline inner wall scale removal cleaning device, which comprises a handheld part, a scale removal mechanism and a spraying mechanism, the handheld part comprises a shell, the scale removal mechanism comprises a connecting shaft rotatably installed in the shell, a rotating pipe fixedly connected to the lower end of the connecting shaft, a scraper ring-distributed around the rotating pipe and a silica gel strip fixedly connected to the surface of the scraper, and a driving assembly for driving the connecting shaft to rotate is arranged in the shell.

[0007] Two symmetrical sliding sleeves are slidably sleeved on the rotating pipe, a connecting rod is hingedly connected between the sliding sleeve and the scraper, a bidirectional screw rod is rotatably installed in the interior of the rotating pipe, the bidirectional screw rod is threadedly connected with the sliding sleeve, and a knob fixedly connected with the bidirectional screw rod is arranged on the top of the shell.

[0008] As a preferred embodiment, anti-skid handles are fixedly installed on the two sides of the shell.

[0009] As a preferred implementation, the driving assembly comprises a motor fixedly installed in the shell, an output end of the motor is fixedly connected with a main gear, and a slave gear meshing with the main gear is fixedly installed on the connecting shaft.

[0010] As a preferred implementation, the two ends of the scraper are fixedly connected with telescopic rods between the rotating pipe.

[0011] As a preferred implementation, the spraying mechanism comprises a storage tank fixedly installed in the shell, a booster pump connected below the storage tank, and an annular spray pipe connected below the booster pump, the annular spray pipe is fixedly connected to the bottom of the shell, and a plurality of nozzles are annularly distributed around the annular spray pipe.

[0012] As a preferred implementation, the top of the storage tank is provided with an adding opening, and the top of the adding opening is provided with a sealing plug.

[0013] Compared with the prior art, the pipe inner wall descaling and cleaning device has the following beneficial effects:

[0014] The pipe inner wall descaling and cleaning device, through the setting of the sliding sleeve, the connecting rod, the bidirectional screw rod, the knob and the telescopic rod, when facing different specifications of the pipe, the bidirectional screw rod can be rotated by rotating the knob, the two sliding sleeves are driven to move relatively or oppositely along the rotating pipe, the rotating pipe drives the scraper to stretch or contract around through the connecting rod, so that the silica gel strip can be attached to the inner wall of the pipe of different sizes, the applicability of the device is improved, and different specifications of the pipe can be descaled and cleaned conveniently.

[0015] The pipe inner wall descaling and cleaning device, through the setting of the spraying mechanism, the required type of descaling agent can be added into the storage tank through the adding opening, when descaling, the booster pump can be started to deliver the descaling agent in the storage tank into the annular spray pipe, the descaling agent is sprayed from the nozzles around the annular spray pipe to the inner wall of the pipe, and it is not necessary to manually add the descaling agent, thereby saving manpower. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0018] Figure 3 It is a schematic diagram of the cross-sectional structure of the shell of the utility model.

[0019] In the figure: 1, hand-held part; 11, shell; 12, anti-skid handle; 2, descaling mechanism; 21, connecting shaft; 22, rotating pipe; 23, scraper; 24, silica gel strip; 25, driving assembly; 251, motor; 252, main gear; 253, from gear; 26, sliding sleeve; 27, connecting rod; 28, bidirectional screw; 29, knob; 210, telescopic rod; 3, spraying mechanism; 31, storage box; 32, booster pump; 33, annular spray pipe; 34, nozzle; 35, adding port. DETAILED DESCRIPTION

[0020] The utility model will be further described below in combination with examples.

[0021] The following examples are used to illustrate the utility model, but cannot be used to limit the protection scope of the utility model. The conditions in the examples can be further adjusted according to specific conditions, and simple improvement of the method of the utility model under the concept of the utility model belongs to the range required to be protected by the utility model.

[0022] Please refer to Figures 1-3 The utility model provides a pipeline inner wall descaling cleaning device, including hand-held part 1, descaling mechanism 2 and spraying mechanism 3, hand-held part 1 includes shell 11, both sides of shell 11 are fixedly installed with anti-skid handle 12, descaling mechanism 2 includes the connecting shaft 21 of rotation installation in shell 11, the rotating pipe 22 of fixed connection in the lower end of connecting shaft 21, the scraper 23 of annular distribution in the four quarters of rotating pipe 22 and the silica gel strip 24 of fixed connection in the surface of scraper 23, be provided with the driving assembly 25 for driving connecting shaft 21 rotation in shell 11, and driving assembly 25 includes the motor 251 of fixed installation in shell 11, and the output end of motor 251 is fixedly connected with main gear 252, and the from gear 253 of engagement with main gear 252 is fixedly installed on connecting shaft 21, through the setting of descaling mechanism 2, when descaling, can hold two anti-skid handles 12 respectively with both hands, then the rotating pipe 22 is stretched into pipeline, starts motor 251 and drives main gear 252 rotation, makes main gear 252 drive from gear 253 rotation, drives connecting shaft 21 rotation through from gear 253, makes connecting shaft 21 drive rotating pipe 22 rotation, drives scraper 23 circular motion through rotating pipe 22, and the silica gel strip 24 of scraper 23 surface carries out descaling cleaning to pipeline inner wall.

[0023] Refer to Figure 1 And Figure 2The rotating pipe 22 is sleeved with two symmetrical sliding sleeves 26, the sliding sleeves 26 are hinged with the connecting rods 27 between the scrapers 23, the inside of the rotating pipe 22 is rotatably provided with a bidirectional screw rod 28, the bidirectional screw rod 28 is coaxially arranged with the rotating pipe 22, the bidirectional screw rod 28 is threadedly connected with the sliding sleeves 26, the top of the shell 11 is provided with a knob 29 fixedly connected with the bidirectional screw rod 28, the two ends of the scraper 23 are fixedly connected with the telescopic rods 210 between the rotating pipe 22, through the setting of the sliding sleeves 26, the connecting rods 27, the bidirectional screw rod 28, the knob 29 and the telescopic rods 210, when facing different specifications of the pipelines, the bidirectional screw rod 28 can be rotated by rotating the knob 29, the two sliding sleeves 26 are driven to move oppositely or reversely along the rotating pipe 22 by the bidirectional screw rod 28, the scraper 23 is driven to stretch or contract to the four directions by the connecting rod 27, so that the silica gel strip 24 can be attached to the inner walls of the pipelines of different sizes, the applicability of the device is improved, and the pipelines of different specifications can be conveniently cleaned.

[0024] With reference to Figure 2 and Figure 3 The spraying mechanism 3 comprises a storage box 31 fixedly installed in the shell 11, a booster pump 32 connected below the storage box 31 and an annular spray pipe 33 connected below the booster pump 32, the annular spray pipe 33 is fixedly connected to the bottom of the shell 11, a plurality of nozzles 34 are annularly distributed around the annular spray pipe 33, the top of the storage box 31 is provided with an adding opening 35, the top of the adding opening 35 is provided with a sealing plug, through the setting of the spraying mechanism 3, the required type of descaling agent is added into the storage box 31 through the adding opening 35, when descaling, the booster pump 32 is started to deliver the descaling agent in the storage box 31 into the annular spray pipe 33, so that the descaling agent is sprayed from the nozzles 34 around the annular spray pipe 33 to the inner wall of the pipeline, and manual addition of the descaling agent is not necessary, thereby saving manpower.

[0025] The working principle and use process of the utility model are as follows: firstly, the required type of descaling agent is added into the storage box 31 through the adding opening 35, when descaling, the rotating pipe 22 can be first inserted into the pipeline, then the bidirectional screw rod 28 can be rotated by rotating the knob 29, the two sliding sleeves 26 are driven to move oppositely along the rotating pipe 22 by the bidirectional screw rod 28, the scraper 23 is driven to stretch to the four directions by the connecting rod 27, so that the silica gel strip 24 is attached to the inner wall of the pipeline, then the booster pump 32 is started to deliver the descaling agent in the storage box 31 into the annular spray pipe 33, so that the descaling agent is sprayed from the nozzles 34 around the annular spray pipe 33 to the inner wall of the pipeline, then two anti-skid handles 12 are held by two hands respectively, the motor 251 is started to drive the main gear 252 to rotate, the main gear 252 drives the driven gear 253 to rotate, the driven gear 253 drives the connecting shaft 21 to rotate, the connecting shaft 21 drives the rotating pipe 22 to rotate, the scraper 23 is circularly moved by the rotating pipe 22, and the silica gel strip 24 on the surface of the scraper 23 descales and cleans the inner wall of the pipeline.

[0026] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the present application, which should be limited only by the appended claims and their equivalents.

Claims

1. A pipeline inner wall descaling cleaning device, comprising a hand-held part (1), a descaling mechanism (2) and a spraying mechanism (3), characterized in that: The handheld part (1) comprises a shell (11), the descaling mechanism (2) comprises a connecting shaft (21) rotatably installed in the shell (11), a rotating pipe (22) fixedly connected to the lower end of the connecting shaft (21), a scraper (23) annularly distributed around the rotating pipe (22), and a silica gel strip (24) fixedly connected to the surface of the scraper (23), and the shell (11) is provided with a driving assembly (25) for driving the rotation of the connecting shaft (21); The rotating pipe (22) is slidably sleeved with two symmetrical sliding sleeves (26), the sliding sleeves (26) and the scraper (23) are hingedly connected with a connecting rod (27), the rotating pipe (22) is rotatably installed with a bidirectional screw rod (28) inside, the bidirectional screw rod (28) is threadedly connected with the sliding sleeve (26), and the top of the shell (11) is provided with a knob (29) fixedly connected with the bidirectional screw rod (28).

2. A pipeline inner wall descaling cleaning device according to claim 1, characterized in that: The shell (11) is fixedly installed with anti-skid handles (12) on both sides.

3. A device for cleaning the inside of a pipe according to claim 1, characterized in that: The driving assembly (25) comprises a motor (251) fixedly installed in the shell (11), the output end of the motor (251) is fixedly connected with a main gear (252), and the connecting shaft (21) is fixedly installed with a slave gear (253) engaged with the main gear (252).

4. A device for cleaning the inside of a pipe according to claim 1, characterized in that: The both ends of the scraper (23) are fixedly connected with telescopic rods (210) between the rotating pipe (22).

5. A device for cleaning the inside of a pipe according to claim 1, characterized in that: The spraying mechanism (3) comprises a storage box (31) fixedly installed in the shell (11), a booster pump (32) connected below the storage box (31), and an annular spray pipe (33) connected below the booster pump (32), the annular spray pipe (33) is fixedly connected to the bottom of the shell (11), and a plurality of nozzle (34) are annularly distributed around the annular spray pipe (33).

6. A pipeline internal wall de-scaling cleaning device as claimed in claim 5, characterised in that: The top of the storage box (31) is provided with an adding port (35), and the top of the adding port (35) is provided with a sealing plug.

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