Exterior wall painting device

Abstract

An outer wall painting device comprises a connecting base, a handle assembly is arranged at one end of the connecting base, and the interior of the connecting base is of a hollow structure and is filled with liquid paint. The end, away from the handle assembly, of the connecting base is an arc-shaped face, and a roller is rotationally installed on the side, located on the arc-shaped face, of the connecting base and makes contact with the arc-shaped face. A discharge hole communicated with the interior of the connecting seat is formed in the arc-shaped surface; and the liquid coating overflows from the discharge hole and is coated on the roller. According to the outer wall painting device, the outer surface of the roller can be automatically and fully coated with paint, and then efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to an external wall painting device. Background Art

[0002] Exterior wall painting is a construction method for decorating and protecting the exterior walls of buildings. Exterior wall painting can improve the aesthetics of the building and protect the wall from damage such as weathering and corrosion. When painting the exterior walls, you need to choose appropriate paint and construction methods to ensure the painting effect and wall quality.

[0003] A Chinese patent with announcement number CN219710879U discloses an exterior wall painting device, which realizes the limited installation of the paint roller by aligning the plug plate with the plug hole through the mutual cooperation of the plug plate and the plug hole. The paint roller can be replaced when the bristles are worn, so as to realize the replacement of part of the structure of the exterior wall painting device, save replacement costs, and reduce material waste. However, in actual use, the above device needs to continuously dip the paint roller to keep the paint on the paint roller sufficient, which reduces the use efficiency during use, and after each dipping, excess paint will drip onto the bottom surface, requiring secondary construction to clean it. Summary of the invention

[0004] The technical problem to be solved by the utility model is to provide an exterior wall painting device which can automatically load materials and improve the use efficiency.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0006] A device for painting exterior walls comprises a connecting seat, one end of which is provided with a handle assembly, the connecting seat being a hollow structure filled with liquid paint; the end of the connecting seat away from the handle assembly is an arc-shaped surface, a roller is rotatably mounted on the connecting seat on one side of the arc-shaped surface, and the roller maintains contact with the arc-shaped surface; a discharge port connected to the connecting seat is provided on the arc-shaped surface, and the liquid paint overflows from the discharge port and is coated on the roller.

[0007] A pushing plate is arranged in the connecting seat, a pull rod is fixed on one side of the pushing plate away from the discharge port, and a spring is sleeved on a section of the pull rod located in the connecting seat.

[0008] The push plate is slidably matched with the guide rod in the connecting seat, and the guide rod is parallel to the pull rod.

[0009] The connecting seat is provided with a feeding port which is in communication with the interior thereof, and a sealing cover is threadedly provided on the feeding port.

[0010] The handle assembly comprises a first connecting rod, one end of which is fixedly connected to a connecting seat via a connecting frame, and a second connecting rod is installed at the other end of the first connecting rod.

[0011] The utility model provides an exterior wall painting device, which has the following technical effects:

[0012] 1) The roller is rotatably mounted on one side of the connecting seat through a threaded rod and is in contact with the discharge port on the arc surface of the connecting seat. In this way, when the roller rotates, the paint flowing out of the discharge port will be evenly coated on the outer surface of the roller. It can be seen that when the roller is rolling on the wall, the paint can automatically coat the outer surface of the roller to complete automatic loading.

[0013] 2) Since the connecting seat will be lifted during painting, the paint in the connecting seat cannot flow out from the discharge port normally. By setting a pull rod and a spring, the two ends of the spring are respectively in contact between the spring and the inner end wall of the connecting seat. In this way, the spring can push the push plate to squeeze the paint in the connecting seat out of the discharge port. When loading, the pull rod can be pulled to reset the push plate.

[0014] 3) A feeding port connected to the interior of the connection seat is installed on the connection seat, a sealing cover is threadedly installed on the feeding port, the sealing cover is unscrewed, the paint is introduced from the feeding port into the connection seat, and the sealing cover is tightened to prevent the paint in the connection seat from leaking out.

[0015] 4) The brush will be damaged due to friction during long-term use. By setting the brush to adhere to the roller with Velcro, it is convenient to remove and replace it. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0017] Figure 1 It is a structural schematic diagram of the utility model.

[0018] Figure 2 It is a schematic diagram of the disassembly of the connecting seat and the drum in the utility model.

[0019] Figure 3 It is a cross-sectional view of the connecting seat in the utility model.

[0020] Figure 4 It is a structural schematic diagram of the handle assembly in the utility model.

[0021] In the figure: handle assembly 1, first connecting rod 11, connecting frame 12, second connecting rod 13, connecting seat 2, discharge port 21, connecting block 22, rotating hole 221, loading port 3, sealing cover 231, push plate 24, first sliding hole 241, guide rod 25, spring 26, pull rod 27, pinch handle 271, second sliding hole 272, roller 3, brush 31, connecting hole 32, threaded rod 33, nut 34. DETAILED DESCRIPTION

[0022] like Figure 1 As shown, an exterior wall painting device comprises a connecting seat 2, wherein a handle assembly 1 is provided at one end of the connecting seat 2 along its length direction, and a roller 3 is installed at the other end of the connecting seat 2.

[0023] like Figure 2 As shown, one end of the connection seat 2 away from the handle assembly 1 is arc-shaped, and a discharge port 21 communicating with the connection seat 2 is formed on the arc-shaped surface.

[0024] like Figure 3 As shown, a push plate 24 is provided in the connection seat 2, and a first sliding hole 241 is symmetrically provided on one side of the push plate 24 close to the inner end wall of the connection seat 2; a guide rod 25 adapted to the first sliding hole 241 is symmetrically installed on the inner end wall of the connection seat 2, and the push plate 24 slides on the guide rod 25 through the first sliding hole 241. A second sliding hole 272 is provided on the inner end wall of the connection seat 2, and a pull rod 27 is installed on one side of the push plate 24 close to the inner end wall of the connection seat 2, and a pinch handle 271 is installed on one end of the pull rod 27 extending out of the second sliding hole 272. A spring 26 is provided on the outer sleeve of the pull rod 27, and the two ends of the spring 26 are respectively abutted between the push plate 24 and the inner end wall of the connection seat 2.

[0025] Since the connecting seat 2 will be lifted during painting, the paint in the connecting seat 2 cannot flow out normally from the discharge port 21. A pull rod 27 is provided with a spring 26 on its outer sleeve. The two ends of the spring 26 are respectively in contact between the push plate 24 and the inner end wall of the connecting seat 2. In this way, the spring 26 can push the push plate 24 to squeeze the paint in the connecting seat 2 out of the discharge port 21. When loading, the pull rod 27 can be pulled to reset the push plate 24.

[0026] like Figure 1-2 As shown, preferably, a feeding port 23 connected to the interior is installed on the connection seat 2, and a sealing cover 231 is threadedly installed on the feeding port 23. By setting the feeding port 23 connected to the interior of the connection seat 2, and the sealing cover 231 is threadedly installed on the feeding port 23, the sealing cover 231 is unscrewed, and the paint is introduced into the connection seat 2 from the feeding port 23, and the sealing cover 231 is tightened to prevent the paint in the connection seat 2 from leaking out.

[0027] like Figure 2 As shown, connecting blocks 22 are symmetrically mounted on the arc-shaped surfaces on the left and right of the discharge port 21, and penetrating rotating holes 221 are opened on the opposite surfaces of the two connecting blocks 22, and the rotating holes 221 are used to install the roller 3. The outer surface of the roller 3 contacts the outer end of the discharge port 21.

[0028] like Figure 2As shown, a through communication hole 32 is opened on the drum 3 along its axis, and the inner wall diameter of the communication hole 32 is the same as the inner wall diameter of the rotating hole 221. The threaded rod 33 passes through the rotating hole 221 and the communication hole 32 and is screwed into the limit position by the nut 34, so that the drum 3 can be rotatably installed between the two connecting blocks 22.

[0029] like Figure 2 As shown, a brush 31 is arranged outside the drum 3, and the brush 31 is adhered to the drum 3 by Velcro. The brush 31 will be damaged due to friction during long-term use. By arranging the brush 31 to be adhered to the drum 3 by Velcro, it is convenient to remove and replace it.

[0030] like Figure 4 As shown, the handle assembly 1 includes a first connecting rod 11 and a connecting frame 12. The first connecting rod 11 is fixedly connected to the connecting seat 2 through the connecting frame 12, and a second connecting rod 13 is installed on one end of the first connecting rod 11 away from the connecting frame 12. The second connecting rod 13 can slide relative to the first connecting rod 11 and be clamped by an elastic pin (similar to the telescopic structure of an umbrella handle). The second connecting rod 13 is installed by stretching on the first connecting rod 11, which is convenient for painting walls at higher places when in use.

[0031] Working principle and process:

[0032] 1) Adding paint: Pull the pull rod 27 outward to move the push plate 24 toward one side of the inner end wall of the connecting seat 2, unscrew the sealing cover 231, and introduce the paint from the feeding port 23 into the connecting seat 2. After closing and tightening the sealing cover 231, it can be used normally.

[0033] 2) When working, hold the handle assembly 1 and roll the roller 3 on the wall. During this process, the spring 26 can push the push plate 24 to squeeze the paint in the connecting seat 2 out from the discharge port 21, and the outer surface of the roller 3 contacts the outer end of the discharge port 21. In this way, the roller 3 rolls on the wall, and the paint flowing out from the discharge port 21 can automatically cover the outer surface of the roller 3 to complete the automatic loading.

Claims

1. An exterior wall painting device, comprising a connecting seat (2), one end of the connecting seat (2) being provided with a handle assembly (1), characterized in that: The connection seat (2) has a hollow structure and is filled with liquid paint; the end of the connection seat (2) away from the handle assembly (1) is an arc-shaped surface, and a roller (3) is rotatably mounted on the connection seat (2) on one side of the arc-shaped surface, and the roller (3) maintains contact with the arc-shaped surface; a discharge port (21) connected to the connection seat (2) is provided on the arc-shaped surface, and the liquid paint overflows from the discharge port (21) and is coated on the roller (3).

2. An exterior wall painting device according to claim 1, characterized in that: A push plate (24) is disposed in the connection seat (2), a pull rod (27) is fixed to a side of the push plate (24) away from the discharge port (21), and a spring (26) is sleeved on a section of the pull rod (27) located in the connection seat (2).

3. An exterior wall painting device according to claim 2, characterized in that: The push plate (24) is slidably matched with the guide rod (25) in the connecting seat (2) on the left and right sides, and the guide rod (25) is parallel to the pull rod (27).

4. The exterior wall painting device according to claim 1, characterized in that: The connection seat (2) is provided with a feeding port (23) which is in communication with the interior thereof, and a sealing cover (231) is threadedly mounted on the feeding port (23).

5. The exterior wall painting device according to claim 1, characterized in that: The handle assembly (1) comprises a first connecting rod (11), one end of the first connecting rod (11) being fixedly connected to the connecting seat (2) via a connecting frame (12), and the other end of the first connecting rod (11) being mounted with a second connecting rod (13).

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