A wall painting device and method for construction engineering

Abstract

The application discloses a wall painting device and method for building engineering, which comprises a supporting unit, an adjusting unit, a painting unit, a quick-setting unit for quickly setting mortar, a cleaning unit for cleaning the painting unit, a driving unit, a moving unit and a controller, the adjusting unit comprises an electric telescopic rod, the painting unit comprises a brush bucket and a movable baffle cover, the quick-setting unit comprises a sleeve, a gas guide fan installed at the center of the inside of the sleeve, heating wires installed in the inside of the cavity, a gas passing groove opened in the inside of the support and communicated with the cavity and an exhaust hole opened in the wall surface side of the support, the adjusting unit is arranged to realize the movement of the support in the horizontal direction, thereby driving the brush bucket to adjust the position, control the distance between the brush bucket and the wall to be painted and adjust the painting thickness, meanwhile, the quick-setting unit is arranged to accelerate the evaporation of water in the mortar, improve the drying speed, shorten the waiting time and speed up the overall construction progress.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of building construction painting device, more specifically, relates to a wall painting device and method for building engineering. BACKGROUND

[0002] With the continuous progress of modern building engineering technology and the increasing demand of people for the beauty of living environment, in the process of building decoration, concrete mortar needs to be painted on the wall, which can improve the strength and waterproofness of the wall. Therefore, a painting device is needed when painting concrete mortar.

[0003] The Chinese invention patent with patent application number CN202011343142.X discloses a wall plastering machine for building construction, which comprises a vehicle frame, four supporting rods installed on the vehicle frame, and an installation plate arranged between the four supporting rods. A first mounting bracket is arranged on the installation plate, and a lifting mechanism is installed on the first mounting bracket. A smearing mechanism is arranged on the lifting mechanism. The smearing mechanism and the lifting mechanism cooperate to facilitate wall plastering. The upper part of the wall can be plastered by moving the placement box to the right, so that the wall can be plastered comprehensively, thereby improving the efficiency of wall plastering. However, the wall plastering machine still has defects. It cannot adjust the distance between the hopper and the wall, and the plastered mortar may fall off due to wet weather, which cannot accelerate the drying speed of the mortar.

[0004] The Chinese invention patent with patent application number CN202011327225.X discloses a mortar lifting machine for building construction, which comprises a moving seat, a hopper mechanism, a guide seat mechanism and a material hitting mechanism. The top surface of the moving seat is provided with a lifting frame, and the lifting frame is provided with an electric hoist and a lifting seat. The front end of the lifting seat is welded with a supporting frame. The first lifting rope is connected between the electric hoist and the lifting seat. It does not need to climb to a high position to compact concrete, thereby improving the work efficiency and saving labor. However, it cannot adjust the distance between the hopper and the wall, cannot adjust the painting thickness, and may cause the mortar to fall from both sides of the hopper during painting. SUMMARY

[0005] In view of the above defects or improvement needs of the prior art, the wall painting device for building engineering is provided, the adjusting unit is arranged, the screw rod and the sliding block are arranged between the base and the connecting seat, the movement of the support is realized, so that the support on the painting device can realize the accurate movement in the horizontal direction according to the wall demand, and then the brush bucket is flexibly adjusted, the distance between the brush bucket and the wall to be painted is accurately controlled, and it is ensured that each painting process can reach the ideal uniformity and coverage rate; meanwhile, the lifting platform and the electric telescopic rod are matched, the movable baffle is always attached to the wall, the problem that the concrete mortar falls from both sides of the brush bucket when the staff guides the material is solved, the side leakage of the mortar is effectively prevented, the thickness control precision of the painting layer is greatly improved, and the final painting effect is more smooth and beautiful.

[0006] According to a first aspect of the present application, a wall painting device for building engineering is provided, comprising a supporting unit, an adjusting unit arranged on the supporting unit, a painting unit, a quick-setting unit for quickly setting mortar, a cleaning unit for cleaning the painting unit, a driving unit, a moving unit arranged at the bottom of the painting device, and a controller, wherein,

[0007] The supporting unit comprises a base and a connecting seat arranged at the top of the base.

[0008] The adjusting unit comprises a support welded to the top of the connecting seat, a lifting platform on the support, an electric telescopic rod symmetrically fixedly installed on the lifting platform.

[0009] The painting unit comprises a brush bucket and a movable baffle fixedly sleeved on the output end of the electric telescopic rod.

[0010] The quick-setting unit comprises a cavity opened in the connecting seat, a sleeve installed at the top of the connecting seat and communicating with the cavity, a gas guide fan installed at the center in the sleeve, a heating wire installed in the cavity, a gas passage opened in the support and communicating with the cavity, and an exhaust hole opened in the wall side of the support.

[0011] In an embodiment of the present application, the adjusting unit further comprises a sliding groove opened at the top of the base, a lifting screw rod threadedly connected with the lifting platform, and a guide rod bolted between the top of the support and the connecting seat.

[0012] In an embodiment of the present application, the cleaning unit comprises a groove opened in the brush bucket, a cleaning plate arranged in the groove, a moving frame bolted with the cleaning plate, a second limiting guide block, and a second limiting guide groove.

[0013] In one embodiment of the present application, a first limiting guide block is bolted on the brush hopper, and a first limiting guide groove is formed on the moving cover to cooperate with the first limiting guide block.

[0014] In one embodiment of the present application, the driving unit comprises a first screw rod, a first servo motor fixedly installed on the base through a fixing member, a second screw rod threadedly connected with the moving frame, a second servo motor and a third servo motor fixedly installed on the fixing base, and the first screw rod has a connecting block threadedly connected on the surface thereof.

[0015] In one embodiment of the present application, the base comprises a moving groove formed through the top of the base and a second sliding groove symmetrically formed on both sides of the moving groove.

[0016] The connecting base comprises a second sliding block symmetrically bolted on the bottom of the connecting base, and the second sliding block is slidingly connected with the second sliding groove.

[0017] In one embodiment of the present application, the connecting block is symmetrically provided with a first sliding block, and a first sliding groove is formed in the sliding groove to cooperate with the first sliding block.

[0018] In one embodiment of the present application, a dustproof net is installed in the sleeve through a fixing member.

[0019] The air guide fan is symmetrically bolted with a support block bolted with the sleeve.

[0020] In one embodiment of the present application, the exhaust hole is communicated with the air passage groove.

[0021] According to the second aspect of the present application, a wall painting method for construction engineering is provided, and the steps comprise:

[0022] S100: painting operation: pushing the painting device to the wall body, making the brush hopper contact with the wall body, guiding the concrete mortar into the space between the brush hopper and the wall body, starting the third servo motor, and moving the lifting platform and the brush hopper upward through the cooperation of the lifting screw rod and the guide rod, so as to apply the concrete mortar on the wall body and complete the painting work;

[0023] S200: adjusting the painting thickness: starting the first servo motor, driving the first screw rod to rotate, moving the connecting block and the connecting base on the top of the base, changing the distance between the brush hopper and the wall body through the adjustment of the support, thereby adjusting the thickness of the painted concrete mortar, and simultaneously starting the electric telescopic rod to make the moving cover adhere to the wall body, so as to prevent the mortar from leaking from the sides of the brush hopper.

[0024] S300: Accelerate the drying of the mortar: start the air guide fan and the heating wire, the air guide fan sucks the external air into the cavity, and the heating wire heats the air to form a heated air flow, which is discharged through the air channel and the air outlet, and directly acts on the newly painted concrete mortar to accelerate the drying speed and improve the construction efficiency;

[0025] S400: Clean the brush bucket: start the second servo motor to drive the second screw rod to rotate, so that the moving frame moves in the brush bucket, the moving frame drives the cleaning plate to be separated from the groove, the cleaning plate pushes the concrete mortar on the brush bucket to a place, and the staff can clean it uniformly to prevent the mortar from hardening and affecting the next use.

[0026] Overall, compared with the prior art, the above technical solutions conceived by the present application can achieve the following beneficial effects:

[0027] 1. The wall painting device for building engineering of the present application can realize the accurate movement of the support in the horizontal direction according to the wall surface requirements, drive the brush bucket to adjust the position flexibly, accurately control the distance between the brush bucket and the wall to be painted, adjust the painting thickness, and ensure that each painting process can achieve the ideal uniformity and coverage rate.

[0028] 2. The wall painting device for building engineering of the present application can heat the air through the heating wire, drive the heated air out through the air outlet on the support under the driving of the air guide fan, and directly act on the newly painted concrete mortar layer on the wall surface, which can significantly accelerate the evaporation process of the water in the mortar, greatly improve the drying speed, effectively shorten the waiting time, accelerate the overall construction progress, and promote the uniform solidification of the internal structure of the mortar layer.

[0029] 3. The wall painting device for construction engineering of the present application, by setting the cleaning plate in the groove inside the brush hopper, when the second servo motor in the painting device is started, the second lead screw is rotated, the moving frame is smoothly moved on the preset track, and the cleaning plate is moved inside the brush hopper, the concrete mortar residues adhered to the surface of the brush hopper due to the work are scraped and gathered, the staff does not need to manually remove the stubborn mortar residues, which not only effectively reduces the labor intensity, but also significantly improves the working efficiency of the painting work. BRIEF DESCRIPTION OF DRAWINGS

[0030] Figure 1 It is a whole structure schematic view of the wall painting device for construction engineering of the embodiment of the present application.

[0031] Figure 2 It is the enlarged view of A of the embodiment of the present application. Figure 1

[0032] Figure 3 It is the enlarged view of B of the embodiment of the present application. Figure 1

[0033] Figure 4 It is a moving frame structure schematic view of the wall painting device for construction engineering of the embodiment of the present application.

[0034] Figure 5 It is a top view sectional view of the base of the wall painting device for construction engineering of the embodiment of the present application.

[0035] Figure 6 It is a top view sectional view of the connecting seat of the wall painting device for construction engineering of the embodiment of the present application.

[0036] Figure 7 It is a sectional view of the sleeve of the wall painting device for construction engineering of the embodiment of the present application.

[0037] Figure 8 It is a sectional view of the support of the wall painting device for construction engineering of the embodiment of the present application.

[0038] Figure 9 It is a flowchart of the painting method of the wall painting device for construction engineering of the embodiment of the present application.

[0039] In all the drawings, the same reference signs represent the same technical features, specifically:

[0040] 1 - support unit, 11 - base, 111 - second sliding groove, 112 - moving groove, 12 - connecting seat, 121 - second sliding block

[0041] ​​2-Adjusting unit, 21-Sliding groove, 211-First sliding block, 212-First sliding slot, 22-Bracket, 23-Lifting platform, 231-Fixed seat, 24-Electric telescopic rod, 25-Lifting lead screw, 26-Positioning rod;

[0042] 3-Painting unit, 31-Brush hopper, 311-First limiting guide block, 32-Movable cover, 321-First limiting guide slot;

[0043] 4-Speed setting unit, 41-Cavity, 42-Sleeve, 421-Supporting block, 422-Dustproof screen, 43-Air guide fan, 44-Heating wire, 45-Air flow groove, 46-Air outlet;

[0044] 5-Cleaning unit, 51-Groove, 52-Cleaning plate, 53-Movable frame, 54-Second limiting guide block, 55-Second limiting guide slot;

[0045] 6-Driving unit, 61-First lead screw, 611-Connecting block, 62-First servo motor, 63-Second lead screw, 64-Second servo motor, 65-Third servo motor;

[0046] 7-Castor, 8-Controller. DETAILED DESCRIPTION

[0047] In order to make the objects, technical solutions and advantages of the present application clearer, the following further describes the present application with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and should not be used to limit the present application. In addition, the technical features involved in the various embodiments of the present application described below can be combined with each other as long as they do not conflict with each other.

[0048] It should be noted that if the embodiments of the present application involve directional indications (such as up, down, left, right, front, back, etc.), the directional indications are only used to explain the relative positional relationship, movement condition, etc. between the components in a certain posture (as shown in the drawings), if the certain posture changes, the directional indications also change accordingly.

[0049] In addition, if the embodiments of the present application involve descriptions of "first", "second", etc., the descriptions of "first", "second", etc. are only for description purposes and should not be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features with "first" and "second" can explicitly or implicitly include at least one of the features. In addition, the technical solutions of the various embodiments can be combined with each other, but it must be based on the fact that a person of ordinary skill in the art can realize it, when the combination of the technical solutions contradicts each other or cannot be realized, it should be considered that the combination of the technical solutions does not exist and is not within the scope of protection claimed by the present application.

[0050] In this patent, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without more limitations, an element defined by an "includes" statement does not exclude the existence of additional identical elements in the process, method, article, or apparatus that includes the element.

[0051] By Figures 1-8 It is known that the wall painting device for constructional engineering comprises a supporting unit 1, an adjusting unit 2 arranged on the supporting unit 1, a painting unit 3, a quick-setting unit 4 for quickly setting mortar, a cleaning unit 5 for cleaning the painting unit 3, a driving unit 6, a moving unit arranged at the bottom of the painting device, and a controller 8. The supporting unit 1 is used for bearing the adjusting unit 2, the painting unit 3, and the quick-setting unit 4, and ensures that each unit is balanced and stable during operation. The adjusting unit 2 is used for adjusting the distance between the painting unit 3 and the wall. The painting unit 3 is used for directly contacting the wall for painting. The quick-setting unit 4 is used for quickly drying the concrete mortar for painting. The driving unit 6 is used for driving the lead screw, thereby realizing the displacement of the support. The moving unit is used for moving the wall painting device to a specified position. Specifically, the moving unit is a universal wheel 7, and a foot brake is arranged on the universal wheel 7. The controller 8 is fixedly arranged at the top of the connecting seat, and a sleeve is arranged on one side of the controller 8. The universal wheel 7 and the controller 8 are arranged to facilitate the movement and control of the painting device.

[0052] By Figures 1-8 It is known that the supporting unit 1 comprises a base 11 and a connecting seat 12 arranged at the top of the base 11.

[0053] The base 11 comprises a moving groove 112 arranged at the top of the base 11 and penetrating through the base 11, and second sliding grooves 111 symmetrically arranged on both sides of the moving groove 112. The moving groove 112 vertically extends downward from the top surface of the base 11, forming a long strip-shaped open space, which is linear in shape, thereby facilitating the horizontal movement of the connecting seat in the moving groove 112. The moving groove 112 is used in cooperation with a third servo motor 65. When the connecting seat 12 is adjusted in position on the base 11, the third servo motor 65 can be moved through the moving groove 112.

[0054] The connecting seat 12 comprises second sliding blocks 121 symmetrically bolted to the bottom of the connecting seat. The second sliding blocks 121 are in sliding connection with the second sliding grooves 111.

[0055] By setting the second sliding block 121 and the second sliding groove 111, the second sliding block 121 is firmly fixed at the bottom of the connecting seat 12, which is matched in shape and size with the second sliding groove 111 to ensure the close fit with the second sliding groove 111, and when receiving the instruction, it can smoothly drive the connecting seat 12 to move along the preset path, not only improving the smoothness and stability of the linear movement of the connecting seat 12, but also ensuring the precise control and sliding limit of the entire movement process.

[0056] By Figures 1-8 It can be known that the adjusting unit 2 comprises a sliding groove 21 opened at the top of the base 11, a support 22 welded and connected with the top of the connecting seat 12, a lifting platform 23 on the support 22, a motorized telescopic rod 24 symmetrically fixed and installed on the lifting platform, a lifting lead screw 25 threadedly connected with the lifting platform 23, and a guide rod 26 bolted between the top of the support 22 and the connecting seat 12.

[0057] The support 22 is a door-shaped structure, which is provided with the lifting platform 23 and the lifting lead screw 25 in the middle. The lifting platform 23 is symmetrically bolted with a fixing seat 231. Both the fixing seats 231 are rotationally connected with the second lead screw 63 through bearings.

[0058] The guide rod 26 is in sliding connection with the lifting platform 23. By setting the guide rod 26, the sliding limit can be achieved when the lifting platform 23 is lifted, the accurate movement of the lifting platform 23 in the vertical direction is ensured, and the deviation or shaking of the lifting platform in the non-preset direction is effectively limited through the guiding effect of the guide rod 26, thereby improving the stability and safety of the overall system.

[0059] The driving unit 6 comprises a first lead screw 61, the surface of the first lead screw 61 is threadedly connected with a connecting block 611, the connecting block 611 is symmetrically provided with a first sliding block 211, and a first sliding groove 212 matched with the first sliding block 211 is formed in the sliding groove.

[0060] It should be noted that the first sliding block 211, the first sliding groove 212, the second sliding block 121 and the second sliding groove 111 are the same in structure.

[0061] By setting the connecting block, the first sliding block 211 and the first sliding groove 212, the first lead screw 61 can drive the connecting seat 12 to move when rotating, and the first sliding block 211 and the first sliding groove 212 can slide to limit the movement of the connecting block.

[0062] In the embodiment of the present application, by arranging the adjusting unit 2, a screw rod and a sliding block are arranged between the base 11 and the connecting seat 12, the movement of the support 22 is realized, so that the support 22 on the painting device can be easily and accurately moved in the horizontal direction according to the requirements of the wall surface, thereby driving the brush hopper 31 to flexibly adjust the position and accurately control the distance between the brush hopper 31 and the wall to be painted, so that the uniformity and coverage of each painting process can reach the ideal state. Meanwhile, cooperating with the lifting platform 23 and the electric telescopic rod 24, the movable baffle 32 is always attached to the wall, so that the problem of concrete mortar falling from both sides of the brush hopper 31 when the worker guides the material is solved, which not only effectively prevents the side leakage of the mortar, but also greatly improves the thickness control accuracy of the painting layer, so that the final painting effect is more smooth and beautiful.

[0063] The painting unit 3 comprises the brush hopper 31 bolted between the two fixed seats 231 and the movable baffle 32 fixedly sleeved on the output end of the electric telescopic rod 24.

[0064] The brush hopper 31 is bolted with a first limiting guide block 311, and the movable baffle 32 is provided with a first limiting guide groove 321 matched with the first limiting guide block 311. By arranging the first limiting guide block 311 and the first limiting guide groove 321, when the electric telescopic rod 24 starts to work after receiving the instruction, it will push the movable baffle 32 to move smoothly along the predetermined track. During the movement, the first limiting guide block 311 slides in the first limiting guide groove 321, effectively limiting the deviation and shaking of the movable baffle 32, and ensuring the stability of the movement.

[0065] The quick-setting unit 4 comprises a cavity 41 opened in the connecting seat 12, a sleeve 42 installed on the top of the connecting seat 12 and communicating with the cavity 41, a gas guide fan 43 installed in the center of the sleeve 42, a heating wire 44 installed in the cavity 41, an air passage 45 opened in the support and communicating with the cavity 41, and an air exhaust hole 46 opened in the wall side of the support.

[0066] The inside of the sleeve 42 is provided with a dust screen 422 through a fixing member, the dust screen 422 is made of fine stainless steel wire mesh, which can effectively block dust, particulate matter and other impurities in the outside air from entering the internal system, thereby protecting the subsequent air flow treatment equipment from pollution and improving the overall operation efficiency and service life.

[0067] The gas guide fan 43 is symmetrically bolted with a support block 421 bolted with the sleeve 42, so as to realize the stable connection of the sleeve 42 and the gas guide fan 43, and also play a role in fixing and limiting the gas guide fan 43.

[0068] During installation, first, the air guide fan 43 is placed in the preset position, accurate alignment is performed by using the supporting block 421, and fastening connection is performed by using the high-strength bolt, and then the dust screen 422 is installed on the surface of the sleeve 42 by using a tool.

[0069] It can be known that the exhaust hole 46 is communicated with the air flow groove 45. It is ensured that the internally heated gas can be efficiently and orderly discharged through the exhaust hole 46, and the air flow groove 45 serves as a channel for the gas flow, further guides and accelerates the flow of the gas, thereby accelerating the drying of the wall surface mortar.

[0070] In the embodiment of the application, the sleeve 42 is arranged on the connecting seat 12, the air guide fan 43 is arranged in the sleeve 42, the heating wire 44 is arranged in the cavity 41 of the connecting seat 12, the air is heated by the heating wire 44, and the heated air is uniformly discharged through the exhaust hole 46 arranged on the support 22 under the driving of the air guide fan 43, and directly acts on the newly painted concrete mortar layer of the wall surface. In this way, not only is the evaporation process of the water in the mortar significantly accelerated, thereby greatly improving the drying speed and effectively shortening the waiting time and accelerating the overall construction progress, but also the uniformly distributed heating air flow can promote the uniform solidification of the internal structure of the mortar layer, effectively avoid the quality problems such as cracking and falling caused by uneven drying, and ensure the quality of the wall painting operation.

[0071] The cleaning unit 5 comprises a groove 51 arranged in the interior of the brush hopper 31, a cleaning plate 52 arranged in the groove, a moving frame 53 bolted with the cleaning plate 52, a second limiting guide block 54, and a second limiting guide groove 55.

[0072] The cleaning plate 52 is in the form of a flat plate, one side of which is seamlessly attached to the surface of the brush hopper, so that the cleaning plate 52 can clean the residual mortar. In this way, the contact area is increased, and the cleaning efficiency is greatly improved, so that the residual mortar on the surface of the brush hopper can be completely and efficiently scraped off.

[0073] The moving frame 53 is bolted with the second limiting guide block 54, the top of the brush hopper 31 is provided with the second limiting guide groove 55, and the second limiting guide block 54 and the second limiting guide groove 55 are in sliding connection.

[0074] By arranging the second limiting guide block 54 and the second limiting guide groove 55, when the moving frame 53 is stably and smoothly linearly moved by the second lead screw, the second limiting guide block 54 can smoothly slide along the predetermined track of the second limiting guide groove 55, thereby effectively limiting the moving direction of the moving frame 53 and preventing it from deviating from the predetermined path.

[0075] In the embodiment of the present application, the cleaning plate 52 is arranged in the groove 51 inside the brush hopper 31, when the second servo motor 64 in the painting device is started, the second lead screw 63 is rotated to drive the moving frame 53 to move smoothly on the preset track, and then drive the cleaning plate 52 to move inside the brush hopper 31, scrape and gather the concrete mortar residues adhered to the surface of the brush hopper due to the work, so that the workers do not need to manually remove the stubborn mortar residues, which not only effectively reduces the labor intensity, but also significantly improves the working efficiency of the painting work.

[0076] The driving unit 6 further comprises a first servo motor 62 fixedly installed on the base through a fixing member, a second lead screw 63 threadedly connected with the moving frame, a second servo motor 64 and a third servo motor 65 fixedly installed on the fixed seat 231.

[0077] One end of the first lead screw 61 penetrates to the outside of the base 11 and is bolted with the first servo motor 62.

[0078] One end of the second lead screw 63 penetrates to the other side of the fixed seat 231 and is bolted with the second servo motor 64.

[0079] The third servo motor 65 is installed in the top slot of the connecting seat 12 through a fixing member, and the lower side of the third servo motor 65 is a moving groove 112.

[0080] The output end of the third servo motor 65 is bolted with a lifting lead screw 25 rotatably connected with the support 22 through a bearing, and the lifting lead screw 25 is threadedly connected with a lifting platform 23.

[0081] The third servo motor 65 and the lifting lead screw 25 are arranged to facilitate the lifting of the lifting platform 23 inside the support 22.

[0082] In another embodiment of the present application, a wall painting method for building engineering is provided, and the steps include:

[0083] S100: painting work: pushing the painting device to the wall body, making the brush hopper 31 contact with the wall body, guiding the concrete mortar into the space between the brush hopper 31 and the wall body, starting the third servo motor 65, cooperating the lifting lead screw 25 and the guide rod 26 to drive the lifting platform 23 to move upwardly with the brush hopper 31, and then coating the concrete mortar on the wall body to complete the painting work.

[0084] S200: Adjust the thickness of the paint: start the first servo motor 62, drive the first screw rod 61 rotation, connecting block 611 and the top of the connecting seat 12 on the base 11 move, through the adjustment of the support 22, change the distance between the hopper 31 and the wall, so as to adjust the thickness of the paint concrete mortar, at the same time, start the electric telescopic rod 24, make the moving baffle 32 adhere to the wall, ensure that the hopper 31 both sides of the material blocking prevent mortar side leakage.

[0085] S300: Accelerate the drying of the mortar: start the air guide fan 43 and the heating wire 44, the air guide fan 43 inhale the outside air into the cavity 41, after the heating wire 44 heats the air, form the heating air flow, through the air slot 45 and the exhaust hole 46 discharge, the heating air flow directly acts on the newly painted concrete mortar, accelerate its drying speed, improve the construction efficiency.

[0086] S400: Clean the hopper: start the second servo motor 64, drive the second screw rod 63 rotation, make the moving frame 53 in the hopper 31 move, the moving frame 53 drive the cleaning plate 52 from the groove 51 out, clean the concrete mortar on the hopper 31, the cleaning plate 52 push the mortar to a place, facilitate the staff unified cleaning, prevent the mortar hardening affect next use.

[0087] Those skilled in the art will readily understand that the above description is only the preferred embodiment of the present application, and is not intended to limit the present application, any modification, equivalent replacement and improvement within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A wall painting device for construction work, characterized by, The application relates to a mortar painting device, which comprises a supporting unit (1), an adjusting unit (2) arranged on the supporting unit (1), a painting unit (3), a quick-setting unit (4) for quickly setting mortar, a cleaning unit (5) for cleaning the painting unit (3), a driving unit (6), a moving unit arranged at the bottom of the painting device, and a controller (8), wherein, The supporting unit (1) comprises a base (11) and a connecting seat (12) arranged on the top of the base (11); The adjusting unit (2) comprises a support (22) welded to the top of the connecting seat (12), a lifting platform (23) on the support (22), and electric telescopic rods (24) symmetrically fixedly installed on the lifting platform; The painting unit (3) comprises a brush hopper (31) and a moving cover (32) fixedly sleeved on the output end of the electric telescopic rod (24); The quick-setting unit (4) comprises a cavity (41) formed in the connecting seat (12), a sleeve (42) installed on the top of the connecting seat (12) and communicated with the cavity (41), a gas guide fan (43) installed in the center of the sleeve (42), heating wires (44) installed in the cavity (41), a gas passing groove (45) formed in the support and communicated with the cavity (41), and an air exhaust hole (46) formed in the wall side of the support; The cleaning unit (5) comprises a groove (51) formed in the brush hopper (31), a cleaning plate (52) arranged in the groove, a moving frame (53) bolted with the cleaning plate (52), a second limiting guide block (54), and a second limiting guide groove (55); The brush hopper (31) is bolted with a first limiting guide block (311), and the moving cover (32) is provided with a first limiting guide groove (321) matched with the first limiting guide block (311); The driving unit (6) comprises a first screw rod (61), a first servo motor (62) fixedly installed on the base through a fixing piece, a second screw rod (63) threadedly connected with the moving frame, a second servo motor (64) and a third servo motor (65) fixedly installed on the fixed seat (231), and a connecting block (611) threadedly connected with the surface of the first screw rod.

2. The device for painting walls for construction work according to claim 1, characterized in that, The adjusting unit (2) further comprises a sliding groove (21) formed in the top of the base (11), a lifting screw rod (25) threadedly connected with the lifting platform (23), and a guide rod (26) bolted between the top of the support (22) and the connecting seat (12).

3. The device for painting walls for construction work according to claim 2, characterized in that, The base (11) comprises a moving groove (112) formed in the top of the base (11) and second sliding grooves (111) symmetrically formed on the two sides of the moving groove (112); The connecting seat (12) comprises second sliding blocks (121) symmetrically bolted on the bottom of the connecting seat, and the second sliding blocks (121) and the second sliding grooves (111) are slidingly connected.

4. The device for painting walls for construction work according to claim 2, characterized in that, First sliding blocks (211) are symmetrically arranged on the connecting block (611), and first sliding grooves (212) are formed in the sliding groove and matched with the first sliding blocks (211).

5. The device for painting walls for construction work according to claim 2, characterized in that, The inside of the sleeve (42) is provided with a dust screen (422) through a fixing member; The air guide fan (43) is symmetrically bolted with a support block (421) bolted with the sleeve (42).

6. The device for painting walls for construction work according to claim 2, characterized in that, The exhaust hole (46) is communicated with the air channel (45).

7. A method for painting a wall for construction works, implemented using the device according to any one of claims 2-6, characterized by the steps of Comprise: S100: painting operation: push the painting device to the wall, make the brush hopper (31) contact with the wall, guide the concrete mortar into the brush hopper (31) and the wall, start the third servo motor (65), through the cooperation of the lifting lead screw (25) and the guide rod (26), make the lifting platform (23) drive the brush hopper (31) move upwards, smear the concrete mortar on the wall, complete the painting work; S200: adjust the painting thickness: start the first servo motor (62), drive the first lead screw (61) to rotate, drive the connecting block (611) and the connecting seat (12) at the top to move on the base (11), adjust the support (22), change the distance between the brush hopper (31) and the wall, so as to adjust the thickness of the painting concrete mortar, at the same time, start the electric telescopic rod (24), make the moving baffle (32) adhere to the wall, ensure that the brush hopper (31) prevents the mortar from leaking on both sides; S300: accelerate the drying of mortar: start the air guide fan (43) and the heating wire (44), the air guide fan (43) sucks the external air into the cavity (41), the heating wire (44) heats the air, forms the heated air flow, discharges through the air channel (45) and the exhaust hole (46), the heated air flow directly acts on the newly smeared concrete mortar, accelerates the drying speed, improves the construction efficiency; S400: clean the brush hopper: start the second servo motor (64), drive the second lead screw (63) to rotate, make the moving frame (53) move in the brush hopper (31), the moving frame (53) drives the cleaning plate (52) to separate from the groove (51), clean the concrete mortar on the brush hopper (31), the cleaning plate (52) pushes the mortar to a place, which is convenient for the staff to clean uniformly, prevents the mortar from hardening and affecting the next use.

Images