阅读说明：本技术 一种可控制均匀出料的墙面装饰用涂料辊 (Coating roller capable of controlling uniform discharging for wall decoration ) 是由 李易坪 于 2021-07-30 设计创作，主要内容包括：本发明涉及墙面装饰技术领域,且公开了一种可控制均匀出料的墙面装饰用涂料辊,包括转辊本体和转动安装轴,所述转辊本体外侧固定连接有涂刷层,转辊本体内部开设有涂料储腔,涂料储腔外侧固定连接有出料管道,出料管道内部固定连接有出液开关阀,转辊本体内部开设有安装槽。该可控制均匀出料的墙面装饰用涂料辊,涂刷层与墙面接触,使得转辊本体沿着墙面滚动,在滚动过程中,墙面按压涂刷层从而按压对应的感应压板,使得电介质板插入正极板和负极板之间,电介质板控制通过负极板的电路电压的大小,达到压敏电阻的工作电压后,连通电路打开出液开关阀进行出液,涂料自涂料储腔内经过出料管道输出至涂刷层内部,进行辊涂。(The invention relates to the technical field of wall decoration, and discloses a coating roller for wall decoration capable of controlling uniform discharging, which comprises a rotating roller body and a rotating installation shaft, wherein a coating layer is fixedly connected to the outer side of the rotating roller body, a coating storage cavity is formed in the rotating roller body, a discharging pipeline is fixedly connected to the outer side of the coating storage cavity, a liquid outlet switch valve is fixedly connected to the inner part of the discharging pipeline, and a mounting groove is formed in the rotating roller body. This coating roller is used in wall decoration of steerable even ejection of compact, the coating layer contacts with the wall, make to change the roller body and roll along the wall, at the roll in-process, thereby the wall is pressed the coating layer and is pressed the response clamp plate that corresponds, make dielectric medium plate insert between positive plate and the negative plate, the circuit voltage's of negative plate size is passed through in the control of dielectric medium plate, after reaching piezo-resistor's operating voltage, intercommunication circuit opens out liquid ooff valve and goes out liquid, coating is exported to the coating layer inside through ejection of compact pipeline from the coating storage cavity, carry out the roller coat.)

1. The utility model provides a steerable even ejection of compact's paint roller for wall decoration, includes changes roller body (1) and rotation installation axle (16), its characterized in that: the coating layer (2) is fixedly connected to the outer side of the roller body (1), the coating storage cavity (3) is formed in the roller body (1), the discharge pipeline (4) is fixedly connected to the outer side of the coating storage cavity (3), the liquid outlet switch valve (5) is fixedly connected to the inner side of the discharge pipeline (4), the mounting groove (6) is formed in the roller body (1), the reset spring (7) is fixedly connected to the inner side of the mounting groove (6), the induction pressing plate (8) is fixedly connected to the outer side of the reset spring (7), the dielectric plate (9) is fixedly connected to the inner side of the induction pressing plate (8), the positive plate (10) is fixedly connected to the inner side of the roller body (1), the negative plate (11) is fixedly connected to the inner side of the roller body (1), the piezoresistor (12) is fixedly connected to the inner side of the roller body (1), the movable groove (13) is formed in the roller body (1), and the fixed contact (14) is fixedly connected to the inner side of the movable groove (13), the movable contact (15) is movably connected inside the movable groove (13), the rotating roller body (1) is movably connected inside the rotating roller body (16), the first magnetostrictive shafts (17) which are uniformly distributed are fixedly connected to the outer side of the rotating mounting shaft (16), and the second magnetostrictive shafts (18) which are uniformly distributed are fixedly connected to the outer side of the rotating roller body (1).

2. The paint roller for wall decoration of claim 1, wherein the uniform discharge can be controlled by: the cross-sectional area of the dielectric plate (9) is larger than that of the positive plate (10) and the negative plate (11), and the negative plate (11) is electrically connected to the piezoresistor (12).

3. The paint roller for wall decoration of claim 1, wherein the uniform discharge can be controlled by: the piezoresistor (12) is electrically connected to two applied magnetic fields, and the second applied magnetic field acts on the second magnetostrictive shaft (18).

4. The paint roller for wall decoration of claim 1, wherein the uniform discharge can be controlled by: the interior of the coating storage cavity (3) is fixedly connected with a feeding pipeline, and the bottom of the feeding pipeline is fixedly connected with a coating storage tank.

5. The paint roller for wall decoration of claim 1, wherein the uniform discharge can be controlled by: the outer side of the discharging pipeline (4) is fixedly connected with a discharging nozzle, and the outer side of the discharging nozzle is movably connected to the inner side of the coating layer (2).

6. The paint roller for wall decoration of claim 1, wherein the uniform discharge can be controlled by: the piezoresistor (12) is electrically connected to the liquid outlet switch valve (5), and the liquid outlet switch valve (5) adopts an electromagnetic control valve.

7. The paint roller for wall decoration of claim 1, wherein the uniform discharge can be controlled by: the fixed contact (14) is electrically connected to a first external magnetic field, and the first external magnetic field acts on the first magnetostrictive shaft (17).

8. The paint roller for wall decoration of claim 1, wherein the uniform discharge can be controlled by: the outer side of the first magnetostrictive shaft (17) is movably contacted with the outer side of the second magnetostrictive shaft (18).

Technical Field

The invention relates to the technical field of wall decoration, in particular to a paint roller for wall decoration, which can control uniform discharge.

Background

The roller coating uses a roller as a carrier of the coating, the coating forms a wet film with a certain thickness on the surface of the roller, and then the roller contacts with the object to be coated in the rotating process to coat the coating on the surface of the object to be coated. The roller coating is suitable for planar coated objects, is widely applied to coating of metal plates, plywood, cloth and paper, and is particularly suitable for coating of metal coiled materials.

The roller for roller coating is a hollow cylinder with small diameter, the surface layer is usually made of synthetic fiber or wool with strong adsorbability, and the roller can be roughly divided into three types, namely a brush roller, a cloth roller and a pattern roller. The coating roller is most suitable for large-area coating of water emulsion paint and decoration of inner and outer walls of buildings and is also suitable for coating construction of antirust paint and mixed paint, but the existing roller is simple in structure, the coating is generally supplemented in a dipping mode, the coating is unevenly distributed on the surface of the roller, the coating thickness is easily uneven, and the decorative effect is influenced, so that the coating roller for wall decoration capable of controlling uniform discharging is provided to solve the problems.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the paint roller for wall decoration capable of controlling uniform discharging, which has the advantages of good painting effect and automatic paint supplement, and solves the problems that the existing roller is simple in structure, the paint is supplemented in a dipping mode generally, the paint is unevenly distributed on the surface of the roller, the thickness of the painting layer is uneven, and the decoration effect is affected.

(II) technical scheme

In order to realize the purposes of good painting effect and automatic paint supplement, the invention provides the following technical scheme: a coating roller for wall decoration capable of controlling uniform discharging comprises a roller body and a rotating installation shaft, wherein a coating layer is fixedly connected to the outer side of the roller body, a coating storage cavity is formed in the roller body, a discharging pipeline is fixedly connected to the outer side of the coating storage cavity, a liquid discharging switch valve is fixedly connected to the inner portion of the discharging pipeline, a mounting groove is formed in the roller body, a reset spring is fixedly connected to the inner portion of the mounting groove, a sensing pressing plate is fixedly connected to the outer side of the reset spring, a dielectric plate is fixedly connected to the inner side of the sensing pressing plate, a positive plate is fixedly connected to the inner portion of the roller body, a negative plate is fixedly connected to the inner portion of the roller body, a piezoresistor is fixedly connected to the inner portion of the roller body, a movable groove is formed in the roller body, a fixed contact is fixedly connected to the inner portion of the movable groove, a movable contact is movably connected to the inner portion of the movable groove, and the rotating installation shaft is movably connected to the inner portion of the roller body, the outer side of the rotating installation shaft is fixedly connected with first magnetostrictive shafts which are uniformly distributed, and the outer side of the rotating roller body is fixedly connected with second magnetostrictive shafts which are uniformly distributed.

Preferably, the dielectric plate has a cross-sectional area greater than that of the positive and negative electrode plates, the negative electrode plate is electrically connected to the varistor, and the dielectric plate controls the magnitude of the circuit voltage passing through the negative electrode plate.

Preferably, the piezoresistor is electrically connected to two external magnetic fields, the second external magnetic field acts on the second magnetostrictive shaft, and the second external magnetic field is communicated after the working voltage of the piezoresistor is reached, so that the second magnetostrictive shaft is shortened.

Preferably, the interior of the coating storage cavity is fixedly connected with a feeding pipeline, the bottom of the feeding pipeline is fixedly connected with a coating storage tank, and the coating is supplemented into the coating storage cavity through the feeding pipeline.

Preferably, the discharge pipeline outside fixedly connected with ejection of compact mouth, ejection of compact mouth outside swing joint to scribble the brush coat inboard, coating store up the intracavity from the coating and export to scribble the inside of brush coat layer through the discharge pipeline.

Preferably, the piezoresistor is electrically connected to the liquid outlet switch valve, the liquid outlet switch valve adopts an electromagnetic control valve, and the communicating circuit opens the liquid outlet switch valve to discharge liquid after the working voltage of the piezoresistor is reached.

Preferably, the fixed contact is electrically connected to a first external magnetic field, the first external magnetic field acts on the first magnetostrictive shaft, and when the movable contact is in contact with the fixed contact, the first external magnetic field is communicated, so that the first magnetostrictive shaft is elongated.

Preferably, the outer side of the first magnetostrictive shaft is in movable contact with the outer side of the second magnetostrictive shaft, so that the first magnetostrictive shaft can limit the movement of the second magnetostrictive shaft.

(III) advantageous effects

Compared with the prior art, the invention provides the paint roller for wall decoration, which can control uniform discharging and has the following beneficial effects:

1. this coating roller is used in wall decoration of steerable even ejection of compact, the coating layer contacts with the wall, make to change the roller body and roll along the wall, at the roll in-process, thereby the wall is pressed the coating layer and is pressed the response clamp plate that corresponds, make dielectric medium plate insert between positive plate and the negative plate, the circuit voltage's of negative plate size is passed through in the control of dielectric medium plate, after reaching piezo-resistor's operating voltage, intercommunication circuit opens out liquid ooff valve and goes out liquid, coating is exported to the coating layer inside through ejection of compact pipeline from the coating storage cavity, carry out the roller coat.

2. This coating roller is used in wall decoration of steerable even ejection of compact, when response clamp plate and wall contact, the moving contact contacts with deciding the contact simultaneously, the first external magnetic field of intercommunication, make the extension of first magnetostrictive shaft 17, if response clamp plate strength of stress does not reach the predetermined value this moment, the dielectric plate does not insert between positive plate and the negative plate, the removal of second magnetostrictive shaft can be restricted to first magnetostrictive shaft, the commentaries on classics roller body can't rotate, if response clamp plate strength of stress reaches the predetermined value, then intercommunication second external magnetic field, make the second magnetostrictive shaft shorten, commentaries on classics roller body free rotation.

Drawings

FIG. 1 is a schematic side view of a roll body according to the present invention;

FIG. 2 is a schematic side view of the discharge conduit of the present invention;

FIG. 3 is a schematic side view of the freely rotatable roller body of the present invention;

FIG. 4 is a schematic side view of the roller body of the present invention in a state of being unable to rotate freely.

In the figure: 1. a roller body; 2. coating a brushing layer; 3. a coating storage cavity; 4. a discharge pipeline; 5. a liquid outlet switch valve; 6. mounting grooves; 7. a return spring; 8. an induction pressing plate; 9. a dielectric plate; 10. a positive plate; 11. a negative plate; 12. a voltage dependent resistor; 13. a movable groove; 14. fixing a contact; 15. a moving contact; 16. rotating the mounting shaft; 17. a first magnetostrictive shaft; 18. a second magnetostrictive shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a paint roller for wall decoration capable of controlling uniform discharging comprises a roller body 1 and a rotating installation shaft 16, a paint layer 2 is fixedly connected to the outer side of the roller body 1, a paint storage chamber 3 is formed inside the roller body 1, a feeding pipeline is fixedly connected to the inside of the paint storage chamber 3, a paint storage tank is fixedly connected to the bottom of the feeding pipeline, paint is supplemented into the paint storage chamber 3 through the feeding pipeline, a discharging pipeline 4 is fixedly connected to the outer side of the paint storage chamber 3, a discharging nozzle is fixedly connected to the outer side of the discharging pipeline 4, the outer side of the discharging nozzle is movably connected to the inner side of the paint layer 2, the paint is output from the paint storage chamber 3 to the inside of the paint layer 2 through the discharging pipeline 4, a liquid outlet switch valve 5 is fixedly connected to the inside of the discharging pipeline 4, an installation groove 6 is formed inside the roller body 1, a reset spring 7 is fixedly connected to the inside of the installation groove 6, a sensing pressing plate 8 is fixedly connected to the outside of the reset spring 7, the inner side of the induction pressing plate 8 is fixedly connected with a dielectric plate 9, the interior of the roller body 1 is fixedly connected with a positive plate 10, the interior of the roller body 1 is fixedly connected with a negative plate 11, the interior of the roller body 1 is fixedly connected with a piezoresistor 12, the sectional area of the dielectric plate 9 is larger than the sectional areas of the positive plate 10 and the negative plate 11, the negative plate 11 is electrically connected to the piezoresistor 12, the dielectric plate 9 controls the circuit voltage passing through the negative plate 11, the piezoresistor 12 is electrically connected to the liquid outlet switch valve 5, the liquid outlet switch valve 5 adopts an electromagnetic control valve, and after the working voltage of the piezoresistor 12 is reached, the liquid outlet switch valve 5 is opened by a communication circuit to discharge liquid;

the interior of the roller body 1 is provided with a movable groove 13, the interior of the movable groove 13 is fixedly connected with a fixed contact 14, the interior of the movable groove 13 is movably connected with a movable contact 15, the interior of the roller body 1 is movably connected with a rotating installation shaft 16, the outer side of the rotating installation shaft 16 is fixedly connected with first magnetostrictive shafts 17 which are uniformly distributed, the fixed contact 14 is electrically connected to a first external magnetic field, the first external magnetic field acts on the first magnetostrictive shaft 17, when the movable contact 15 is contacted with the fixed contact 14, the first magnetostrictive shaft 17 is extended by communicating the first external magnetic field, the outer side of the roller body 1 is fixedly connected with a second magnetostrictive shaft 18 which is uniformly distributed, the piezoresistor 12 is electrically connected to two external magnetic fields, the second external magnetic field acts on the second magnetostrictive shaft 18, and after the working voltage of the piezoresistor 12 is reached, the second external magnetic field is communicated to shorten the second magnetostrictive shaft 18, the outside of the first magnetostrictive shaft 17 is in movable contact with the outside of the second magnetostrictive shaft 18 so that the first magnetostrictive shaft 17 can restrict the movement of the second magnetostrictive shaft 18.

The working principle is as follows: an operating handle is fixed on the front surface of the rotary mounting shaft 16, when the rotary roller is used, an operator holds the operating handle to drive the rotary mounting shaft 16 to move, the painting layer 2 is in contact with the wall surface, the rotary roller body 1 rolls along the wall surface, in the rolling process, the wall surface presses the painting layer 2 so as to press the corresponding induction pressing plate 8, the dielectric plate 9 is inserted between the positive plate 10 and the negative plate 11, the dielectric plate 9 controls the circuit voltage of the negative plate 11, after the working voltage of the piezoresistor 12 is reached, the connected circuit opens the liquid outlet switch valve 5 to discharge liquid, and the coating is output from the coating storage cavity 3 to the interior of the painting layer 2 through the discharge pipeline 4 to be coated with the coating;

when response clamp plate 8 and wall contact, simultaneously, moving contact 15 and fixed contact 14 contact, the first external magnetic field of intercommunication, make first magnetostrictive shaft 17 extension, if 8 atress intensity of response clamp plate does not reach the predetermined value this moment, between positive plate 10 and the negative plate 11 is not inserted to dielectric plate 9, first magnetostrictive shaft 17 can restrict the removal of second magnetostrictive shaft 18, change roller body 1 and can't rotate, if 8 atress intensity of response clamp plate reaches the predetermined value, then intercommunication second external magnetic field, make second magnetostrictive shaft 18 shorten, change roller body 1 free rotation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.