Roller brush for decoration construction

Abstract

The utility model relates to the technical field of decoration construction tools, in particular to a roller brush for decoration construction, which comprises a roller, a connecting rod is rotatably mounted at the axis of the roller, a handle is arranged at one end, far away from the roller, of the connecting rod, and a mounting groove matched with the connecting rod is formed in one end, close to the connecting rod, of the handle. Two placement grooves are symmetrically formed in the inner side wall of the mounting groove, fixing plates are fixedly mounted in the placement grooves, connecting plates are slidably mounted on the inner walls of the placement grooves, springs are fixedly mounted on the sides, close to the fixing plates, of the connecting plates, and the ends, away from the connecting plates, of the springs are fixedly connected with the fixing plates; a clamping block is fixedly installed on the side, away from the spring, of the connecting plate. The clamping connection between the clamping block and the clamping groove replaces traditional glue fixation, the service life of the roller, the service life of the connecting rod and the service life of the handle are prolonged, and the possibility that the construction efficiency and the construction effect are affected due to the fact that the connecting rod and the handle fall off is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of decoration construction tools, in particular to a roller brush for decoration construction. Background Art

[0002] In the meticulous craft of wall finishing, roller brushes, thanks to their efficient application, have become an indispensable aid for construction workers and are widely used for applying paint, varnish, and various decorative materials. However, traditional roller brush designs have some shortcomings, particularly in terms of structural stability. Traditional roller brushes primarily consist of three parts: a drum, a connecting rod, and a handle. The drum is connected to the connecting rod via a flexible rotating connection, ensuring even coverage of the wall. The other end of the connecting rod is fixed to the handle in some manner, often relying on glue.

[0003] While glue provides a certain degree of connection strength, it often struggles to maintain long-term stability over time and with increased frequency of use, particularly due to the repeated stress and friction experienced during frequent application. Factors such as glue aging and uneven force distribution can cause the connecting rod and handle to gradually loosen or even fall apart, impacting not only the efficiency and quality of the roller brush but also the progress and efficiency of the construction crew. Utility Model Content

[0004] In view of the above-mentioned shortcomings of the prior art, the present invention provides a roller brush for decoration construction, which can effectively solve the problem that the use efficiency of the roller brush is reduced and the construction quality is affected by the method of fixing the connecting rod and the handle with glue in the prior art.

[0005] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0006] The utility model provides a roller brush for decoration construction, comprising a roller, a connecting rod rotatably installed at the axis of the roller, a handle being provided at one end of the connecting rod away from the roller, a mounting groove adapted to the connecting rod being provided at one end of the handle close to the connecting rod, two placement grooves being symmetrically provided on the inner side wall of the installation groove, a fixing plate being fixedly installed inside the placement groove, a connecting plate being slidably installed on the inner wall of the placement groove, a spring being fixedly installed on a side of the connecting plate close to the fixing plate, an end of the spring away from the connecting plate being fixedly connected to the fixing plate, a clamping block being fixedly installed on a side of the connecting plate away from the spring, a clamping groove adapted to each clamping block being provided on the outer side of the connecting rod, and a traction rope being fixedly installed on a side of the connecting plate close to the spring.

[0007] According to the above-mentioned roller brush for decoration construction, the end of the traction rope away from the connecting plate passes through the spring, the fixed plate and the side wall of the handle, the outer side of the handle is threadedly connected with an adjustment ring, and the end of the traction rope away from the connecting plate is slidably connected to the adjustment ring.

[0008] According to the above-mentioned roller brush for decoration construction, a ball is fixedly installed on the end of the traction rope away from the connecting plate, the diameter of the ball is larger than the diameter of the traction rope, and a sliding groove is provided on the side of the adjustment ring close to the spring to be slidably connected to the traction rope. A limiting hole is provided inside the adjustment ring to be slidably connected to the ball, and the sliding groove is communicated with the limiting hole.

[0009] According to the above-mentioned roller brush for decoration construction, two limiting columns are symmetrically fixedly installed on one side of the fixing plate close to the spring, and the end of the limiting column away from the fixing plate slides through the connecting plate.

[0010] According to the above-mentioned roller brush for decoration construction, an indicator groove is provided on the outer side of one end of the connecting rod close to the handle, and an indicator plate is provided on the inner side wall of the installation groove and is limitedly slidably connected to the indicator groove.

[0011] According to the above-mentioned roller brush for decoration construction, a protective ring is fixedly installed on the outer side of one end of the handle close to the connecting rod, and the protective ring is arranged in an umbrella shape.

[0012] Compared with the prior art, the technical solution provided by this utility model has the following beneficial effects:

[0013] The utility model discloses that when the operator needs to install the connecting rod, the operator can rotate the adjusting ring to pull the traction rope so that the connecting plate and the clamping block move in the direction of the fixed plate until the connecting plate and the clamping block move into the installation groove, the spring is compressed, and then the installation direction of the connecting rod is determined according to the indicating groove and the indicating plate. After the connecting rod is inserted into the installation groove, the adjusting ring is rotated in the opposite direction to release the pulling of the traction rope. Under the action of the spring elastic force, the connecting plate and the clamping block slide out of the installation groove, and the clamping block slides into the clamping groove, and then the connecting rod and the handle are connected through the clamping connection between the clamping block and the clamping groove. The clamping method replaces the traditional glue fixation, thereby extending the service life of the roller, the connecting rod and the handle, and reducing the possibility of the connecting rod and the handle falling off and affecting the construction efficiency and construction effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be derived from these drawings without inventive effort.

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 This is a schematic diagram of the cross-sectional structure of the handle of the utility model from a top view;

[0017] Figure 3 This is a structural diagram of the handle, adjustment ring and clamping block of the utility model;

[0018] Figure 4 For this utility model Figure 2 A schematic diagram of the enlarged structure.

[0019] Figure numerals: 1. roller; 2. connecting rod; 3. handle; 4. mounting groove; 5. placement groove; 6. fixing plate; 7. spring; 8. connecting plate; 9. clamping block; 91. clamping groove; 10. traction rope; 11. adjustment ring; 12. ball bearing; 13. slide groove; 14. limiting channel; 15. limiting column; 16. indicator groove; 17. indicator plate; 18. protective ring. DETAILED DESCRIPTION

[0020] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative efforts are within the scope of protection of the present invention.

[0021] The present invention will be further described below with reference to the embodiments.

[0022] Example: Refer to Figures 1 to 4The roller brush of the present invention comprises a roller 1, a connecting rod 2 is rotatably installed at the axis of the roller 1, a handle 3 is provided at the end of the connecting rod 2 away from the roller 1, an indicator groove 16 is provided on the outer side of the end of the connecting rod 2 close to the handle 3, and an indicator plate 17 is provided on the inner side wall of the mounting groove 4 and is limitedly slidably connected to the indicator groove 16. A protective ring 18 is fixedly installed on the outer side of the end of the handle 3 close to the connecting rod 2. The protective ring 18 is an umbrella-shaped setting. The umbrella-shaped protective ring 18 can prevent the sticky paint on the roller 1 from falling on the operator's hands when the operator is working, so as to prevent the paint from injuring the operator. The end of the handle 3 close to the connecting rod 2 is provided with a mounting groove 4 adapted to the connecting rod 2, and two mounting grooves 5 are symmetrically provided on the inner side wall of the mounting groove 4. A fixing plate 6 is fixedly installed inside the mounting groove 5, and a connecting plate 8 is slidably installed on the inner wall of the mounting groove 5. A spring 7 is fixedly installed on one side of the connecting plate 8 close to the fixing plate 6. The end of the spring 7 away from the connecting plate 8 is fixedly connected to the fixing plate 6, and the fixing plate 6 is symmetrically fixed on one side close to the spring 7. There are two limit columns 15 installed, and the end of the limit column 15 away from the fixed plate 6 slides through the connecting plate 8. A block 9 is fixedly installed on the side of the connecting plate 8 away from the spring 7. A card slot 91 adapted to each block 9 is opened on the outside of the connecting rod 2. A traction rope 10 is fixedly installed on the side of the connecting plate 8 close to the spring 7; when the connecting rod 2 is not connected to the handle 3, the connecting plate 8 and the block 9 are placed inside the installation groove 4 under the action of the elastic force of the spring 7. When the connecting rod 2 needs to be installed, the operator can pull the traction rope 10 So that the connecting plate 8 and the card block 9 move toward the fixed plate 6 until the connecting plate 8 and the card block 9 move into the placement groove 5, the spring 7 is compressed, and then the installation direction of the connecting rod 2 is determined according to the indicator groove 16 and the indicator plate 17. After the connecting rod 2 is inserted into the installation groove 4, the pulling of the traction rope 10 is released. Under the action of the elastic force of the spring 7, the connecting plate 8 and the card block 9 slide out of the placement groove 5, and the card block 9 slides into the card slot 91, and then the connecting rod 2 is connected to the handle 3 through the card connection between the card block 9 and the card slot 91.

[0023] The end of the traction rope 10 away from the connecting plate 8 passes through the spring 7, the fixing plate 6 and the side wall of the handle 3. The outer side of the handle 3 is threadedly connected to an adjustment ring 11. The end of the traction rope 10 away from the connecting plate 8 is slidingly connected to the adjustment ring 11; when the position of the connecting plate 8 and the block 9 needs to be adjusted by the traction rope 10, the operator can rotate the adjustment ring 11 and then pull the traction rope 10.

[0024] A ball 12 is fixedly installed at one end of the traction rope 10 away from the connecting plate 8. The diameter of the ball 12 is larger than the diameter of the traction rope 10. A sliding groove 13 is provided on the side of the adjustment ring 11 close to the spring 7, which is slidably connected to the traction rope 10. A limiting hole 14 is provided inside the adjustment ring 11, which is slidably connected to the ball 12, and the sliding groove 13 is connected to the limiting hole 14; when the adjustment ring 11 rotates, the ball 12 slides in the limiting hole 14, thereby preventing the traction rope 10 from being forced to wrap around the outside of the handle 3.

[0025] The working principle of this utility model is as follows:

[0026] When the connecting rod 2 is not connected to the handle 3, the connecting plate 8 and the block 9 are placed inside the installation groove 4 under the action of the elastic force of the spring 7. When the connecting rod 2 needs to be installed, the operator can rotate the adjusting ring 11 to pull the traction rope 10 to move the connecting plate 8 and the block 9 toward the fixed plate 6. When the connecting plate 8 moves, it is slidably connected with the limiting column 15. The limiting column 15 limits the connection plate 8 and the block 9 through the connecting plate 8 so that they will not deviate until the connecting plate 8 and the block 9 move to the placement groove 5, the spring 7 is compressed, and then according to the indicator groove 16 and the indicator plate 17 After determining the installation direction of the connecting rod 2 and inserting the connecting rod 2 into the installation groove 4, rotate the adjusting ring 11 in the opposite direction to release the pull on the traction rope 10. Under the action of the elastic force of the spring 7, the connecting plate 8 and the clamping block 9 slide out of the installation groove 5, and the clamping block 9 slides into the clamping groove 91, and then the connecting rod 2 and the handle 3 are connected through the clamping connection between the clamping block 9 and the clamping groove 91. The clamping method replaces the traditional glue fixation, thereby extending the service life of the roller 1, the connecting rod 2 and the handle 3, and reducing the possibility of the connecting rod 2 and the handle 3 falling off and affecting the construction efficiency and construction effect.

[0027] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the protection scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A roller brush for decoration construction, characterized in that: The invention comprises a roller (1), wherein a connecting rod (2) is rotatably installed at the axis of the roller (1), a handle (3) is provided at one end of the connecting rod (2) away from the roller (1), a mounting groove (4) adapted to the connecting rod (2) is provided at one end of the handle (3) close to the connecting rod (2), two placement grooves (5) are symmetrically provided on the inner side wall of the installation groove (4), a fixing plate (6) is fixedly installed inside the placement groove (5), a connecting plate (8) is slidably installed on the inner wall of the placement groove (5), a spring (7) is fixedly installed on one side of the connecting plate (8) close to the fixing plate (6), an end of the spring (7) away from the connecting plate (8) is fixedly connected to the fixing plate (6), a clamping block (9) is fixedly installed on one side of the connecting plate (8) away from the spring (7), a clamping groove (91) adapted to each clamping block (9) is provided on the outer side of the connecting rod (2), and a traction rope (10) is fixedly installed on one side of the connecting plate (8) close to the spring (7).

2. A roller brush for decoration construction according to claim 1, characterized in that: The end of the traction rope (10) away from the connecting plate (8) passes through the spring (7), the fixing plate (6) and the side wall of the handle (3); the outer side of the handle (3) is threadedly connected to an adjustment ring (11); the end of the traction rope (10) away from the connecting plate (8) is slidably connected to the adjustment ring (11).

3. A roller brush for decoration construction according to claim 2, characterized in that: A ball (12) is fixedly mounted on one end of the traction rope (10) away from the connecting plate (8), and the diameter of the ball (12) is larger than the diameter of the traction rope (10). A sliding groove (13) is provided on the side of the adjustment ring (11) close to the spring (7) and is slidably connected to the traction rope (10). A limiting hole (14) is provided inside the adjustment ring (11) and is slidably connected to the ball (12), and the sliding groove (13) is communicated with the limiting hole (14).

4. A roller brush for decoration construction according to claim 1, characterized in that: Two limiting columns (15) are symmetrically fixedly mounted on one side of the fixing plate (6) close to the spring (7), and one end of the limiting column (15) away from the fixing plate (6) slides through the connecting plate (8).

5. A roller brush for decoration construction according to claim 1, characterized in that: An indicator groove (16) is provided on the outer side of one end of the connecting rod (2) close to the handle (3), and an indicator plate (17) is provided on the inner side wall of the installation groove (4) and is limitedly slidably connected to the indicator groove (16).

6. A roller brush for decoration construction according to claim 1, characterized in that: A protective ring (18) is fixedly mounted on the outer side of one end of the handle (3) close to the connecting rod (2), and the protective ring (18) is arranged in an umbrella shape.

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