Pipe rear wall scraping and painting device and construction method thereof

Abstract

The application discloses a pipeline rear wall scraping and brushing device and a construction method thereof, which comprises a length-adjustable telescopic rod assembly, a containing box installed at one end of the telescopic rod assembly, a rotating ball rotatably arranged in the containing box, shaft holes opened in box plates on opposite sides of the containing box, insertion holes opened in opposite sides of the rotating ball, the insertion holes coaxially arranged with the shaft holes, insertion rods rotatably arranged in the two shaft holes respectively, and one end of each insertion rod detachably inserted into the insertion hole, a scraper installed at the other end of one insertion rod, a brush roller rotatably installed at the other end of the other insertion rod, and an adjusting structure for adjusting the rotating angle of the rotating ball to deflect the directions of the scraper and the brush roller, which is installed at the other end of the telescopic rod assembly. The application solves the problem that the traditional paint brush cannot realize efficient construction on the wall behind the pipeline.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of building construction, in particular to a device for scraping and brushing wall behind pipes and a construction method thereof. BACKGROUND

[0002] In the stage of building decoration, the method for decorating the wall behind pipes often adopts the construction process of plastering and puttying. After the construction is completed, the wall often has a rough and uneven condition, and due to the interlacing of processes, especially the installation of heating, ventilation, electrical and fire-fighting equipment pipes, the wall surface that has been constructed is often polluted to a certain extent. In view of the pollution, if the conventional putty repair method is used for treatment, the flatness of the entire plane will be affected. The traditional paint brush used in the traditional construction process is composed of a handheld rod and a paint brush, and the traditional paint brush has certain difficulties in the construction of a narrow working surface. The rod cannot be extended, the long rod cannot be flexibly operated in a narrow space, the paint brush at the top of the rod cannot be rotated, cannot be used between narrow pipes, and cannot be used for rough wall surface treatment. SUMMARY

[0003] In order to overcome the defects of the prior art, the present application provides a device for scraping and brushing wall behind pipes and a construction method thereof, so as to solve the problem that the traditional paint brush cannot realize efficient construction on the wall behind pipes.

[0004] In order to achieve the above-mentioned purpose, a device for scraping and brushing wall behind pipes is provided, which comprises:

[0005] a telescopic rod assembly with adjustable length;

[0006] a containing box installed at one end of the telescopic rod assembly, a rotating ball is rotatably arranged in the containing box, shaft holes are opened in the box plates on opposite sides of the containing box, insertion holes are opened in opposite sides of the rotating ball, the insertion holes and the shaft holes are coaxially arranged, and insertion rods are rotatably arranged in the two shaft holes respectively, one end of the insertion rod is detachably inserted into the insertion hole;

[0007] a scraper installed at the other end of one insertion rod;

[0008] a brush roller rotatably installed at the other end of the other insertion rod;

[0009] an adjusting structure for adjusting the rotation angle of the rotating ball to deflect the directions of the scraper and the brush roller, which is installed at the other end of the telescopic rod assembly.

[0010] Further, the scraper and the brush roller are arranged in the same direction.

[0011] Further, the telescopic rod assembly comprises a plurality of coaxially arranged pipe segments, each pipe segment having opposite first and second ends, the first end of each pipe segment being slidably arranged in the second end of an adjacent pipe segment, and the second end of each pipe segment being provided with a locking member for locking the previous pipe segment.

[0012] Further, the adjusting structure comprises:

[0013] a cable movably arranged in the thin end of the telescopic rod assembly, one end of the cable being arranged to pass through a bottom plate of the accommodating box and being wound around the rotating ball;

[0014] a reel rotatably arranged at the thick end of the telescopic rod assembly, the other end of the cable being wound around the reel;

[0015] a torsion spring connected between the rotating ball and the inner wall of the bottom plate of the accommodating box.

[0016] Further, the pipe segment at the thick end of the telescopic rod assembly is provided with a through hole, the reel is rotatably arranged in the through hole, the pipe segment at the thick end of the telescopic rod assembly is provided with an externally threaded member, and one end of the reel is formed with external threads, the externally threaded member being screwed to the reel.

[0017] Further, the bottom plate of the accommodating box is provided with two oppositely arranged ear plates, the second end of the pipe segment at the thin end of the telescopic rod assembly being arranged between the two ear plates, and the ear plates are provided with locking members for locking the pipe segment.

[0018] The present application provides a construction method of a pipeline rear wall scraping and brushing device, comprising the following steps:

[0019] adjusting the length of the telescopic rod assembly so that the length of the telescopic rod assembly is adapted to the distance from the pipeline rear wall to the construction worker;

[0020] adjusting the rotation angle of the rotating ball by the adjusting structure to deflect the scraper and the brush roller, so that the scraper and the brush roller are arranged along the length direction of the pipeline;

[0021] extending the scraper and the brush roller from the gap between two adjacent pipelines to the rear of the pipeline;

[0022] adjusting the rotation angle of the rotating ball by the adjusting structure, so that the scraper and the brush roller are arranged along the width direction of the gap;

[0023] using the scraper or the brush roller to perform corresponding construction on the wall.

[0024] The beneficial effect of this invention is that the pipe-back wall smoothing and coating device of this invention is designed for repairing rough walls behind pipes. Utilizing a simple structure, the pipe-back wall smoothing and coating device of this invention combines a telescopic rod, a rotatable scraper, and a rotatable brush roller, effectively solving the problem of putty repair on high, low, and narrow spaces behind pipes, thus improving construction efficiency.

[0025] The pipe-back wall scraping and painting device of the present invention, by using a rotary scraper and changing the tool angle, can flexibly move in and out between pipes, satisfying the wall scraping needs in narrow spaces behind pipes.

[0026] The pipe-back wall scraping and painting device of the present invention, through a rotatable brush roller, can change the painting angle and can flexibly move in and out between pipes, satisfying the wall painting needs in the narrow space behind the pipe. Attached Figure Description

[0027] Other features, objects, and advantages of this application will become more apparent from the following detailed description of non-limiting embodiments with reference to the accompanying drawings:

[0028] Figure 1 This is a schematic diagram of the pipe rear wall scraping and coating device according to an embodiment of the present invention.

[0029] Figure 2 This is a schematic diagram of the pipe rear wall scraping and coating device according to an embodiment of the present invention. Detailed Implementation

[0030] The present application will now be described in further detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and not intended to limit it. Furthermore, it should be noted that, for ease of description, only the parts relevant to the invention are shown in the accompanying drawings.

[0031] It should be noted that, unless otherwise specified, the embodiments and features described in this application can be combined with each other. This application will now be described in detail with reference to the accompanying drawings and embodiments.

[0032] Reference Figure 1 and Figure 2 As shown, the present invention provides a device for scraping and painting the wall behind a pipe, including: a telescopic rod assembly 1, a receiving box 2, a scraper 3, a brush roller 4, and an adjustment structure.

[0033] The length of the telescopic rod assembly 1 is adjustable.

[0034] In this embodiment, the telescopic rod assembly is a multi-section telescopic rod.

[0035] Specifically, the telescopic rod assembly 1 comprises a plurality of pipe sections 11 coaxially arranged. The pipe sections 11 have opposite first and second ends. The first end of a pipe section 11 is slidably arranged in the second end of an adjacent pipe section 11. The second end of a pipe section 11 is provided with a locking member. The locking member is used to lock the adjacent pipe section 11.

[0036] As a preferred embodiment, the second end of a pipe section is provided with two elastic clamping pieces arranged oppositely. The locking member is a lock. The lock is sleeved on the outside of the two elastic clamping pieces so that the elastic clamping pieces are pressed against the outer wall of the adjacent pipe section.

[0037] The accommodation box 2 is mounted on one end of the telescopic rod assembly 1. The accommodation box 2 is rotatably provided with a rotating ball 22. The box plates on opposite sides of the accommodation box 2 are provided with shaft holes. The opposite sides of the rotating ball are provided with insertion holes. The insertion holes are coaxially arranged with the shaft holes. Two insertion rods 21 are rotatably arranged in the two shaft holes respectively. One end of the insertion rod 21 is detachably inserted into the insertion hole.

[0038] The scraper 3 is mounted on the other end of one insertion rod 21.

[0039] The brush roller 4 is rotatably mounted on the other end of the other insertion rod 21. The scraper 3 and the brush roller 4 are arranged in the same direction.

[0040] The adjusting structure is mounted on the other end of the telescopic rod assembly 1. The adjusting structure is used to adjust the rotation angle of the rotating ball so that the deflection direction of the scraper 3 and the brush roller 4 is adjusted.

[0041] As a preferred embodiment, the adjusting structure comprises a pull rope 51, a reel 52 and a torsional spring.

[0042] The pull rope 51 is movably arranged in the thin end of the telescopic rod assembly 1. One end of the pull rope 51 passes through the bottom box plate of the accommodation box 2 and is wound on the rotating ball.

[0043] The reel 52 is rotatably mounted on the thick end of the telescopic rod assembly 1. The other end of the pull rope 51 is wound on the reel 52.

[0044] The torsional spring is connected to the inner wall of the box plate of the accommodation box 2 and the rotating ball. After the rotating ball is driven by the pull rope, the rotating ball can be reset by the torsional spring.

[0045] The pipe section 11 at the thick end of the telescopic rod assembly 1 is provided with a through hole. The reel 52 is rotatably arranged in the through hole. The outer part of the pipe section 11 at the thick end of the telescopic rod assembly 1 is provided with a screw member 53. One end of the reel 52 is provided with external threads. The screw member 53 is screwed on the reel 52.

[0046] In this embodiment, the outer side of the bottom box plate of the accommodation box 2 is provided with two ear plates arranged oppositely. The second end of the pipe section 11 at the thin end of the telescopic rod assembly 1 is arranged between the two ear plates. The ear plates are provided with locking members for locking the pipe section 11.

[0047] The application provides a construction method of a pipeline rear wall scraping and brushing device, which comprises the following steps:

[0048] S1, the length of the telescopic rod assembly 1 is adjusted so that the length of the telescopic rod assembly 1 is adapted to the distance from the construction personnel to the pipeline rear wall.

[0049] S2, the rotation angle of the rotating ball is adjusted by the adjusting structure to deflect the scraper 3 and the brush roller 4, so that the scraper 3 and the brush roller 4 are arranged along the length direction of the pipeline.

[0050] S3, the scraper 3 and the brush roller 4 are stretched from the gap between the adjacent two pipelines to the rear of the pipeline.

[0051] S4, the rotation angle of the rotating ball is adjusted by the adjusting structure again, so that the scraper 3 and the brush roller 4 are arranged along the width direction of the gap.

[0052] S5, the corresponding construction is performed on the wall by the scraper 3 or the brush roller 4.

[0053] In the embodiment, the locking member is used to stably connect the accommodating box and the telescopic rod assembly at the thin end of the telescopic rod assembly. The scraper and the brush roller are stably connected to the rotating ball through the insertion rod and the accommodating box, thereby forming the pipeline rear wall scraping and brushing device.

[0054] The rotating ball is wrapped by the accommodating box, the cable is wound on the rotating ball and is retracted and released by the reel, thereby controlling the rotation of the rotating ball and the rotation of the scraper and the brush roller. After the rotation angle is determined, the adjusting structure is fixed by the screwing member.

[0055] The brush roller is fixed by the buckle and is screwed into the rotating ball insertion hole through the insertion rod. The brush is fixed by the buckle and is screwed into the rotating ball insertion hole through the insertion rod. When the scraper and the brush need to be replaced, the buckle can be removed for replacement. The insertion rod on the scraper and the insertion rod on the brush roller rotate through the rotating ball and move in the slot on the two side edges of the accommodating box. The rotating ball can rotate in all directions, so as to meet the construction requirements of different areas. For particularly narrow areas, the scraper and the brush roller can be installed respectively for use. The scraping and brushing angles can be changed to meet the wall scraping and brushing operation requirements of different spaces.

[0056] The pipeline rear wall scraping and brushing device can be used for rough repair construction of the pipeline rear wall. The pipeline rear wall scraping and brushing device combines the telescopic rod and the rotatable scraper and the rotatable brush roller by using a simple structure, effectively solves the putty repair of the wall surface at high and low positions and narrow spaces behind the pipeline, and improves the construction efficiency.

[0057] The pipeline rear wall scraping and brushing device of the application can change the tool angle by using a rotary scraper, and can flexibly enter and exit between pipelines to meet the pipeline rear narrow space wall scraping.

[0058] The pipeline rear wall scraping and brushing device of the application can change the painting angle by using a rotatable brush roller, and can flexibly enter and exit between pipelines to meet the pipeline rear narrow space wall painting.

[0059] The pipeline rear wall scraping and brushing device of the application can meet the wall scraping and painting construction of different height areas by using a telescopic rod assembly.

[0060] The pipeline rear wall scraping and brushing device of the application uses detachable scraper and brush, and when the pipeline distance is particularly narrow, the brush roller can be removed first, and the scraper is replaced with the brush roller for painting construction after the wall scraping.

[0061] The pipeline rear wall scraping and brushing device of the application uses detachable scraper and brush, and when the pipeline distance is particularly narrow, the brush roller can be removed first, and the scraper is replaced with the brush roller for painting construction after the wall scraping.

[0062] The above description is only the preferred embodiment of the application and the explanation of the applied technical principles. Those skilled in the art should understand that the application range involved in the application is not limited to the technical solutions formed by the specific combination of the above technical features, and also covers other technical solutions formed by the combination of the above technical features or equivalent features without departing from the application concept. For example, the above features are replaced with the technical features disclosed in the application (but not limited to) having similar functions to form technical solutions.

Claims

1. A device for scraping and painting the wall behind a pipe, characterized in that, include: Adjustable telescopic pole assembly; A housing is installed at one end of the telescopic rod assembly. A rotating ball is rotatably arranged inside the housing. Shaft holes are opened on the opposite sides of the housing plate, and insertion holes are opened on the opposite sides of the rotating ball. The insertion holes are coaxially arranged with the shaft holes. Insert rods are rotatably inserted into the two shaft holes respectively, and one end of the insertion rod is detachably inserted into the insertion hole. A scraper is installed at the other end of a plug; The brush roller is rotatably mounted to the other end of another insert; An adjustment structure for adjusting the rotation angle of the rotating ball to cause the scraper and the brush roller to deflect in different directions is installed at the other end of the telescopic rod assembly; The adjustment structure includes: a cable that is movably threaded through the narrow end of the telescopic rod assembly, one end of the cable passing through the bottom panel of the housing and wrapped around the rotating ball; A reel is rotatably mounted on the thicker end of the telescopic rod assembly, and the other end of the cable is wound around the reel; a torsion spring is connected to the inner wall of the rotating ball and the housing plate of the receiving box; The thick end of the telescopic rod assembly has a through hole, and the spool is rotatably inserted into the through hole. A threaded engagement is fixed to the outside of the thick end of the telescopic rod assembly, and one end of the spool has an external thread. The threaded engagement is screwed onto the spool.

2. The pipe rear wall leveling and painting device according to claim 1, characterized in that, The scraper and the brush roller are arranged in the same direction.

3. The pipe rear wall leveling and painting device according to claim 1, characterized in that, The telescopic rod assembly includes multiple pipe sections arranged coaxially. Each pipe section has a first end and a second end opposite to each other. The first end of each pipe section slides into the second end of an adjacent pipe section, and the second end of each pipe section is equipped with a locking element for locking the previous pipe section.

4. The pipe rear wall leveling and painting device according to claim 3, characterized in that, Two opposing lugs are formed on the outer side of the bottom panel of the accommodating box. The second end of the tube section at the narrow end of the telescopic rod assembly is located between the two lugs. Locking elements for locking the tube section are installed on the lugs.

5. A construction method for a pipe rear wall leveling and painting device as described in any one of claims 1 to 4, characterized in that, Includes the following steps: Adjust the length of the telescopic rod assembly so that it is adapted to the distance from the construction personnel to the wall behind the pipe; The rotation angle of the rotating ball is adjusted by adjusting the structure to deflect the scraper and the brush roller, so that the scraper and the brush roller are arranged along the length of the pipe. The scraper and the brush roller extend from the gap between two adjacent pipes to the rear of the pipe; The rotation angle of the rotating ball is then adjusted by the adjustment structure so that the scraper and the brush roller are arranged along the width direction of the gap; The wall is constructed using the scraper or the brush roller.

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