CN114986289B - Building construction outer wall clearance maintenance auxiliary device - Google Patents

Abstract

The invention relates to the technical field of building construction, in particular to a cleaning and maintenance auxiliary device for an outer wall of building construction, which comprises a rectangular shell and a holding pipe, wherein a first rotating shaft is rotationally connected to the top surface of the inside of the rectangular shell; according to the invention, the connecting angle of the holding pipe and the rectangular shell is adjusted through the rotary adjusting mechanism, so that the operation posture is not affected when a worker polishes the lower part of the outer wall surface, dust falling from the included angle between the wall body and the ground is collected in the process that the rectangular shell moves at the bottom of the outer wall surface through the transverse roller, the influence of the dust on the movement of the rectangular shell is reduced, and the cleaning effect in the polishing process is improved.

Description

Building construction outer wall clearance maintenance auxiliary device

Technical Field

The invention relates to the field of building construction, in particular to an auxiliary device for cleaning and maintaining an outer wall of building construction.

Background

In the building construction process, after the casting cement is solidified, the external wall is required to be polished and maintained, so that the wall surface is smoother, and the painting effect and the overall attractiveness are better when the putty and the paint are painted on the wall surface.

The utility model discloses a part of the relevant building construction technology's patent document among the prior art, the chinese patent of application number CN202020464447.5 discloses a building energy-concerving and environment-protective outer wall clearance maintenance auxiliary device, including power unit, power unit's output is connected with the pivot, and baffle, spring have been cup jointed on the surface activity of pivot, and the grinding dish is installed to the other end of pivot, and dust collection device is installed to solid fixed ring's bottom, and dust collection cover, dust collection box are installed in the left side of baffle, and pressure sensor, pressure spring are installed respectively to baffle, the inboard edge of dust collection cover, and display panel is installed on power unit's right side.

In the prior art, when the upper part of an outer wall surface is required to be polished by a worker by means of a connecting rod in the process of cleaning and polishing a construction outer wall, when the worker moves to an included angle between the outer wall surface and the ground, the worker is difficult to polish by using a normal operation posture due to the angle between polishing equipment and the connecting rod, when the wall surface is cleaned and polished, generated wall dust and dust fall to the included angle between the outer wall surface and the ground due to the action of gravity to be accumulated, the polishing equipment is prevented from moving at the included angle, so that the polishing efficiency of the bottom of the outer wall surface is low, and the polishing dust and dust are not beneficial to being treated.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides an auxiliary device for cleaning and maintaining the outer wall of building construction.

In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a construction outer wall clearance maintenance auxiliary device, includes the rectangle casing, holds the pipe, rotate on the inside top surface of rectangle casing and be connected with first pivot, the top fixed mounting of rectangle casing has first motor, the output shaft of first motor runs through the surface of rectangle casing and extends to behind the inside of rectangle casing fixed connection be in the top of first pivot, the bottom fixedly connected with of first pivot is polished the dish, hold the pipe and have arc section and straight section, arc section with be connected with rotation adjustment mechanism between the top of rectangle casing;

the rectangular shell is connected with a polishing dust collection mechanism;

two longitudinal rollers are connected to the front side and the rear side of the rectangular shell, two transverse rollers are connected to the left side and the right side of the rectangular shell, a matching mechanism is connected between the longitudinal rollers and the transverse rollers, height linkage adjusting mechanisms are commonly connected between the four longitudinal rollers, and in the process of angle adjustment between the holding tube and the rectangular shell through the rotation adjusting mechanisms, the height linkage adjusting mechanisms adjust the longitudinal rollers to rise, and the longitudinal rollers act on the transverse rollers to descend through the matching mechanism when rising;

One side of the rectangular shell is connected with a collecting shell, the collecting shell is connected with a dust collecting mechanism, and the dust collecting mechanism collects dust into the collecting shell in the moving process of the transverse roller; during working, in the prior art, when working, a worker is required to polish the upper part of an outer wall surface by virtue of a connecting rod, and when the worker moves to an included angle between the outer wall surface and the ground, the angle between polishing equipment and the connecting rod makes the worker difficult to polish by using a normal operation posture, when the wall surface is cleaned and polished, generated wall dust falls to the included angle between the outer wall surface and the ground due to the action of gravity to be accumulated, the polishing equipment is prevented from moving at the included angle, the polishing efficiency of the bottom of the outer wall surface is low, the polishing dust is not beneficial to being processed, the technical scheme can solve the problems, and the specific working mode is as follows, the first motor is started, the output shaft of the first motor drives the first rotating shaft to rotate, the first rotating shaft drives the polishing disc to rotate, the worker is enabled to be close to the upper part of the wall surface by moving a holding tube, the vertical roller rolls on the outer wall surface to polish the outer wall, dust generated by polishing is processed and collected by the polishing dust collection mechanism, when the polishing disc moves to the included angle between the outer wall surface and the ground, the connecting angle between the holding tube and the rectangular shell is adjusted by the rotary adjusting mechanism, so that the operating posture of a worker is not influenced when polishing the lower part of the outer wall surface, the vertical roller rises under the action of the height linkage adjusting mechanism when the connecting angle between the holding tube and the rectangular shell is adjusted by the rotary adjusting mechanism, and the horizontal roller synchronously descends under the action of the matching mechanism in the rising process of the vertical roller, the worker moves the holding tube to drive the rectangular shell to transversely move at the bottom of the wall body, the horizontal roller replaces the vertical roller to roll on the wall surface, the convenience of the worker when polishing the bottom of the outer wall surface is improved, the efficiency of removal of polishing has been improved, at the in-process that the rectangle casing removed in outer wall bottom through horizontal gyro wheel, dust collection mechanism collects the dust that wall body and ground contained angle department dropped through the removal of horizontal gyro wheel, reduces the influence that the dust removed the rectangle casing to improve the clearance effect of polishing in-process.

Preferably, the rotary adjusting mechanism comprises a connecting frame and a movable groove, the connecting frame is fixedly connected to the top of the rectangular shell, a connecting ring is fixedly connected to the top of the connecting frame, the movable groove is formed in the bottom of an arc-shaped section of the holding pipe, a circular shaft is fixedly connected between the movable grooves, the connecting ring is positioned in the movable groove, the circular shaft is inserted on the connecting ring, two limiting blocks are fixedly connected to the top of the connecting frame, each limiting block is provided with an arc-shaped concave surface, the arc-shaped sections on two sides of the movable groove are respectively in sliding contact with the two arc-shaped concave surfaces, inserting grooves are formed in the bottoms of the arc-shaped sections on two sides of the movable groove, rectangular rings are respectively placed in the inserting grooves, two limiting pins are respectively and fixedly connected to the top of the inner wall of the inserting grooves, first springs are respectively sleeved on the limiting pins, two ends of each first spring are respectively fixedly connected to the top of the rectangular rings and the top surface inside the inserting grooves, the top surfaces of the rectangular concave surfaces and the bottom surfaces close to the adjacent arc-shaped sections are respectively arranged in the limiting grooves; during operation, the connection between the holding pipe and the rectangular shell is limited through the rectangular rings, the two rectangular rings are synchronously moved, the rectangular rings move in the inserting grooves, the first springs on the limiting pins are extruded in the moving process of the rectangular rings, the first springs are compressed and deformed and are separated from the limiting grooves in the moving process of the rectangular rings, then the holding pipe is rotated for ninety degrees, the circular column in the movable groove rotates at the inserting position of the connecting ring in the rotating process of the holding pipe, the arc section of one end of the holding pipe rotates along the arc concave surface on the limiting block, the rectangular rings rotate along with one end of the holding pipe, when the rectangular rings rotate to the other limiting groove on the arc concave surface, the elastic action after the rectangular rings are released enables the first springs to extend outwards, the rectangular rings are extruded, the rectangular rings move in the other limiting grooves, therefore, after the connecting angle of the holding pipe and the rectangular shell is adjusted, the rectangular rings are limited through the limiting grooves, the holding pipe is limited, the state after adjustment is enabled to be limited, and the stable holding of workers is convenient.

Preferably, the surface of the arc-shaped section of the holding pipe is fixedly connected with two first limiting rings, the straight section of the holding pipe is fixedly connected with a handle, the surface of the handle is fixedly connected with two second limiting rings, the rectangular rings are fixedly connected with wire drawing, and one end of the wire drawing extends from the adjacent first limiting rings and second limiting rings to one side of the handle and is fixedly connected with a pull ring; during operation, the staff holds and holds the pipe and remove rectangular housing, through pulling two pull rings near the handle, the pull ring drives the wire drawing and removes, the wire drawing drives the rectangular ring and removes, make spacing groove to the spacing contact of rectangular ring, loosen the pull ring after adjusting the angle of holding the pipe, make another spacing groove spacing to the rectangular ring, drive the wire drawing through pulling the pull ring and remove, simplify the process of adjusting holding the pipe, need not the staff and be close to the rotation tie point and adjust, between can through holding the department and adjust, convenient and fast.

Preferably, the polishing dust collection mechanism comprises a hose, the hose is located in the holding tube, one end of the hose penetrates through the arc section of the holding tube and extends to the outer part of the arc section, and then is fixedly communicated with the telescopic tube, one end of the telescopic tube, which is far away from the hose, is fixedly communicated with the top of the rectangular shell, one end of the hose, which is far away from the telescopic tube, is fixedly communicated with a dust collection barrel, an air outlet groove is formed in the bottom of the dust collection barrel, an installation frame is fixedly connected with the dust collection barrel, a second rotating shaft is rotatably connected onto the installation frame, a second motor is fixedly installed at the top of the installation frame, an output shaft of the second motor is fixedly connected with the top end of the second rotating shaft, a fan blade is fixedly connected onto the surface of the second rotating shaft, a support ring is fixedly connected onto the inner wall of the dust collection barrel, a dust collection barrel is placed on the support ring, a communication hole is formed in the side surface of the dust collection barrel, the communication hole is located at the communication position of the hose and the dust collection barrel, a plurality of filter holes are formed in the bottom of the dust collection barrel, and the top of the dust collection barrel is in threaded connection with a cover plate. During operation, the second motor is started, the output shaft of the second motor drives the second rotating shaft to rotate, the fan blades on the second rotating shaft rotate, negative pressure is generated in the dust collection barrel, dust enters the hose through the negative pressure, the dust enters the dust collection barrel through the communicating part of the hose and the dust collection barrel, the communicating hole on the dust collection barrel is communicated with the communicating part of the hose and the dust collection barrel, the dust enters the dust collection barrel, air passes through the filtering hole at the bottom of the dust collection barrel and is discharged along the air outlet groove, and the dust is filtered in the dust collection barrel, so that dust generated by grinding is collected.

Preferably, the height linkage adjusting mechanism comprises four first lifting grooves and two groups of cams, the first lifting grooves are respectively formed in two sides of the rectangular shell, first lifting bars are respectively arranged in the first lifting grooves, the longitudinal rollers are positioned on one side of each adjacent first lifting bar, one end of each longitudinal roller is fixedly connected with a first connecting shaft, the first connecting shafts are respectively and rotatably inserted on the adjacent first lifting bars, a first micro motor is fixedly arranged on each first lifting bar, an output shaft of each first micro motor is fixedly connected with the first connecting shaft, a first connecting rod is fixedly connected between the first lifting bars on the same side, a second connecting rod is fixedly connected between the first connecting rods, two rectangular rods are fixedly connected to the tops of the second connecting rods, the tops of the rectangular rods sequentially penetrate through the rectangular shell and the connecting frames and extend to the upper parts of the connecting frames, then are fixedly connected with rectangular frames, the same groups of cams are respectively and fixedly connected with two groups of cams, the two groups of cams are respectively and vertically connected with the two groups of cams, and the two groups of cams are respectively provided with two adjacent moving top surfaces and two moving groups of cams, and two groups of cams are respectively provided with two moving top surfaces and far ends which are respectively in a same moving direction; when the pipe holding rotary adjusting device works, when the pipe holding rotary adjusting device rotates to adjust the angle, the round shaft rotates and drives the cams at two ends to rotate, so that the protruding distal end and the protruding proximal end of one cam at the inner side of the rectangular frame are respectively located at the bottom surface and the top surface of the inner side of the rectangular frame, the protruding distal ends of the cams at the same side are turned upwards in the cam rotating process, so that the rectangular frame is pushed upwards, the rectangular frame moves upwards and drives the rectangular rod to move upwards, the rectangular rod drives the second connecting rod to lift, the second connecting rod drives the first connecting rod to lift, the first lifting strip lifts along the first lifting groove, the longitudinal roller moves upwards, the longitudinal roller is automatically separated from the wall surface in the pipe holding rotary adjusting process, and the longitudinal moving mode is cancelled.

Preferably, the matching mechanism comprises four second lifting grooves, the second lifting grooves are respectively formed in the other two sides of the rectangular shell, second lifting strips are respectively arranged in the second lifting grooves, the transverse idler wheels are positioned on one side of each adjacent second lifting strip, one end of each transverse idler wheel is fixedly connected with a second connecting shaft, the second connecting shafts are respectively and rotatably inserted on the adjacent second lifting strips, a second micro motor is fixedly arranged on each second lifting strip, transmission teeth are respectively and fixedly connected to the output shaft of each second micro motor and each second connecting shaft, adjacent transmission teeth are meshed with each other, a third connecting rod is respectively and fixedly connected between the second lifting strips on the same side, racks are respectively and fixedly connected to the two ends of each third connecting rod and the two ends of each first connecting rod, gears are respectively and rotatably connected to the positions, close to the racks, on the inner wall of the rectangular shell, and the gears are respectively meshed with the two adjacent racks; when the vertical roller moves upwards when the first connecting rod rises, racks at two ends of the first connecting rod synchronously rise along with the first connecting rod, the racks drive gears to rotate through meshing action in the rising process, the third connecting rod synchronously descends through meshing action of the gears and racks at two ends of the third connecting rod, the vertical roller ascends in the process, the horizontal roller descends, further, the switching of actions of the vertical roller, the horizontal roller and a wall surface is realized, further, the angle adjustment of a holding pipe is carried out, meanwhile, the switching of a moving mode is automatically realized, the next operation is convenient for a worker, after the angle adjustment of the holding pipe is carried out, the worker starts a second micro motor, the transmission teeth on the second micro motor rotate, and through meshing action of the two transmission teeth, the transmission teeth drive the second connecting shaft to synchronously rotate, the second connecting shaft drives the horizontal roller to rotate, the rectangular shell can transversely move along an outer wall surface, the worker can conveniently operate the outer wall surface, the worker can only manually hold the holding pipe, the rectangular shell can move along the position of the wall surface close to the ground, and the cleaning of the wall surface is facilitated thoroughly.

Preferably, the dust collection mechanism comprises two first installation shafts, the first installation shafts are rotationally connected to the inner wall of the collection shell, a plurality of dust inlet stirring blades are fixedly connected to the first installation shafts, one ends of the first installation shafts are fixedly connected with one-way bearings, first belt pulleys are fixedly connected to the one-way bearings, second belt pulleys are connected to the rectangular shell through elastic supporting mechanisms, transmission is carried out between the first belt pulleys and the second belt pulleys through transmission belts, and anti-skid patterns are formed on the surfaces of the transmission belts; when the device is in use, when the third connecting rod drives the second lifting strip to descend, the transmission teeth on the second lifting strip are close to the transmission belt, the transmission teeth at the bottom of the second lifting strip are in contact with the transmission belt in the moving process, and the transmission belt is driven to move through contact friction in the rotating process of the transmission teeth, so that the first belt pulley and the second belt pulley rotate, when the rectangular shell moves along one side, the first belt pulley close to one side of the moving direction drives the first installation shaft to rotate through the action of the one-way bearing, so that the dust inlet stirring blade rotates to stir dust into the collecting shell, the dust inlet stirring blade at the other side does not rotate, dust in the collecting shell is prevented from being stirred out, when the collecting shell moves, dust between the bottom of an outer wall and the ground is collected through the collecting shell, the influence of dust on the movement of the rectangular shell is reduced, and when the transverse movement starts, dust accumulated on one side can be automatically started to be cleaned and collected, the obstruction to the transverse movement is avoided, and the dust accumulated on one side is thoroughly cleaned by increasing the dust in the moving process.

Preferably, the elastic supporting mechanism comprises two arc grooves, the two arc grooves are symmetrically arranged on one side of the rectangular shell, arc rods are fixedly connected in the arc grooves, a second installation shaft is arranged in the arc grooves and is in sliding connection with the surface of the arc rods, the second installation shaft is fixedly connected with the second belt pulley, the arc center of the arc rods is positioned on the rotating shaft line of the axis of the first installation shaft, second springs are sleeved on the arc rods, and two ends of each second spring are respectively fixedly connected with the surface of the first installation shaft and the inner wall of the arc groove; during operation, when the transmission tooth is close to the extruded in-process of the transmission belt, the second belt pulley is extruded to enable the second installation shaft to move along the arc-shaped rod and extrude the second spring, so that the second spring is compressed and deformed, when the transmission belt is extruded with the transmission tooth, the transmission belt has a space for yielding, rigid collision is avoided when the transmission belt is in contact with the transmission tooth, larger abrasion is caused to the tooth, contact transmission can be realized simultaneously, automatic matching is realized, the active collection capacity is increased in the moving process, and thorough cleaning of dust accumulated on one side is facilitated.

Preferably, a connecting pipe is fixedly communicated with one side of the rectangular shell, which is close to the collecting shell, one end of the connecting pipe is positioned in the rectangular shell below the telescopic pipe, and a yielding space is formed between the connecting pipe and the second connecting rod; during operation, the function of polishing dust absorption mechanism acts on one end of connecting pipe, makes the interior dust bits of collection casing remove through the connecting pipe to the intercommunication department through flexible pipe and rectangle casing is absorbed away, avoids the dust that gathers to spill over and can't collect, is favorable to continuing to maintain the clearance collection to one side dust.

Preferably, a circular groove is formed in the top of the collecting shell, a sealing cover is connected to the circular groove through threads, and a handle is fixedly connected to the top of the sealing cover; during operation, the handle is rotated to drive the sealing cover to rotate, the sealing cover is taken out of the circular groove, residual dust in the collecting shell is convenient to pour, and cleaning of the collecting shell is facilitated.

Compared with the prior art, the invention has the following beneficial effects:

1. The staff is through removing the pipe of holding, makes the interior dish of polishing of rectangle casing press close to the wall top, and rethread vertical gyro wheel rolls on the outer wall and polishes the outer wall, and the dust that produces of polishing is handled through polishing dust extraction and is collected, when the contained angle department of outer wall and ground is removed to the dish of polishing, adjusts the angle of connection of holding pipe and rectangle casing through rotatory adjustment mechanism, makes the staff operation gesture not influenced when polishing to the below of outer wall.

2. When rotary adjustment mechanism adjusts the angle of connection of holding pipe and rectangle casing, high linkage adjustment mechanism's effect makes vertical gyro wheel rise to the in-process cooperation mechanism that rises at vertical gyro wheel acts on horizontal gyro wheel and descends in step, the staff removes and holds the pipe and drive rectangle casing at wall body bottom lateral shifting, horizontal gyro wheel replaces vertical gyro wheel to roll on the wall, the convenient degree when having improved the staff to polish to outer wall bottom, the efficiency of polishing removal has been improved, the in-process that the rectangle casing removed at outer wall bottom through horizontal gyro wheel at the rectangle casing, dust that dust collection mechanism dropped wall body and ground contained angle department through the removal of horizontal gyro wheel is collected, reduce the influence that the dust removed to the rectangle casing, and improve the cleaning performance of polishing in-process.

3. In the process of holding the pipe and rotating, the circular column in the movable groove rotates at the inserting position of the connecting ring, the arc section of one end of the holding pipe rotates along the arc concave surface on the limiting block, the rectangular ring rotates along with one end of the holding pipe, when the rectangular ring rotates to the other limiting groove on the arc concave surface, the first spring stretches outwards due to elastic action after the rectangular ring is loosened, the rectangular ring is extruded, the rectangular ring moves into the other limiting groove, and therefore after the connecting angle of the holding pipe and the rectangular shell is adjusted, the rectangular ring is limited through the limiting groove, the holding pipe is limited, the adjusted state is limited and supported, and stable holding of workers is facilitated.

4. Through the meshing effect of the racks at two ends of the gear and the third connecting rod, the third connecting rod descends synchronously, the longitudinal roller ascends, the transverse roller descends, the switching of the actions of the longitudinal roller and the transverse roller and the wall surface is realized, further, the switching of the moving mode is automatically realized when the angle of the holding pipe is adjusted, the next operation is convenient for a worker, after the holding pipe is adjusted, the worker starts the second micro motor, the transmission teeth on the second micro motor rotate, and the transmission teeth drive the second connecting shaft to rotate synchronously through the meshing effect of the two transmission teeth, the second connecting shaft drives the transverse roller to rotate, the rectangular shell can move transversely along the outer wall surface, the worker can operate conveniently, and the worker only needs to hold the holding pipe manually, so that the rectangular shell can move along the position where the wall surface is close to the ground, and the cleaning of the wall surface is facilitated thoroughly.

5. When the rectangular shell moves along one side, the first belt pulley close to one side of the moving direction drives the first installation shaft to rotate through the action of the one-way bearing, so that the dust inlet stirring blade rotates to stir dust in the collecting shell, the dust inlet stirring blade on the other side does not rotate, dust in the collecting shell is prevented from being stirred out, when the collecting shell moves, dust between the bottom of the outer wall and the ground is collected through the collecting shell, the influence of the dust on the movement of the rectangular shell is reduced, and the dust can be automatically started when the transverse movement starts, accumulated dust on one side is cleaned and collected in time, the obstruction to the transverse movement is avoided, and the dust inlet stirring blade is arranged to increase the active collection capacity in the moving process, so that the accumulated dust on one side is thoroughly cleaned.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged schematic view of the structure at B in FIG. 1 according to the present invention;

FIG. 4 is an enlarged schematic view of the structure at C in FIG. 1 according to the present invention;

FIG. 5 is a schematic view of a cross-sectional part structure of the present invention;

FIG. 6 is an enlarged schematic view of the structure at D in FIG. 5 according to the present invention;

FIG. 7 is a hidden schematic view of the first part structure of the present invention (with one side of the circular shaft, cam and rectangular frame hidden);

FIG. 8 is an enlarged schematic view of the structure of FIG. 7 at E in accordance with the present invention;

FIG. 9 is an enlarged schematic view of the structure at F in FIG. 7 according to the present invention;

FIG. 10 is a hidden schematic view of a second part of the structure of the present invention (with the grip tube and the structure of the connection above the grip tube hidden);

FIG. 11 is a hidden schematic view of a third portion of the present invention (with the grip tube and the structure of the connection above the grip tube hidden);

Fig. 12 is an enlarged schematic view of the structure at G in fig. 11 according to the present invention.

In the figure: 1. a rectangular housing; 2. a first rotating shaft; 3. a first motor; 4. polishing the grinding disc; 5. holding the tube; 501. an arc section; 502. a straight section; 6. a longitudinal roller; 7. a transverse roller; 8. a collection housing; 9. a connecting frame; 10. a movable groove; 11. a connecting ring; 12. a circular shaft; 13. a limiting block; 1301. an arc-shaped concave surface; 14. a plug-in groove; 15. a rectangular ring; 16. a limiting pin; 17. a first spring; 18. a limit groove; 19. a first stop collar; 20. a grip; 21. a second limiting ring; 22. drawing wire; 23. a pull ring; 24. a hose; 25. a telescopic tube; 26. a dust collection barrel; 27. an air outlet groove; 28. a mounting frame; 29. a second rotating shaft; 30. a second motor; 31. a fan blade; 32. a backing ring; 33. a dust collection barrel; 34. a communication hole; 35. filtering holes; 36. a cover plate; 37. a first lifting groove; 38. a cam; 3801. a male distal end; 3802. a male proximal end; 39. a first lifting bar; 40. a first connecting shaft; 41. a first micro motor; 42. a first link; 43. a second link; 44. a rectangular bar; 45. a rectangular frame; 46. a second lifting groove; 47. a second lifting bar; 48. a second connecting shaft; 49. a second micro motor; 50. a drive tooth; 51. a third link; 52. a rack; 53. a gear; 54. a first mounting shaft; 55. dust-feeding shifting blades; 56. a one-way bearing; 57. a first pulley; 58. a second pulley; 59. a drive belt; 60. an arc-shaped groove; 61. an arc-shaped rod; 62. a second mounting shaft; 63. a second spring; 64. a connecting pipe; 65. a circular groove; 66. sealing cover; 67. a handle.

Detailed Description

The following description is presented to enable one of ordinary skill in the art to make and use the invention. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.

The auxiliary device for cleaning and maintaining the outer wall of the building construction comprises a rectangular shell 1 and a holding tube 5, wherein a first rotating shaft 2 is rotatably connected to the top surface of the inside of the rectangular shell 1, a first motor 3 is fixedly arranged at the top of the rectangular shell 1, an output shaft of the first motor 3 penetrates through the surface of the rectangular shell 1 and extends to the inside of the rectangular shell 1 to be fixedly connected to the top end of the first rotating shaft 2, a polishing disc 4 is fixedly connected to the bottom end of the first rotating shaft 2, the holding tube 5 is provided with an arc-shaped section 501 and a straight-shaped section 502, and a rotary adjusting mechanism is connected between the arc-shaped section 501 and the top of the rectangular shell 1;

The rectangular shell 1 is connected with a polishing dust collection mechanism;

two longitudinal rollers 6 are connected to the front side and the rear side of the rectangular shell 1, two transverse rollers 7 are connected to the left side and the right side of the rectangular shell 1, a matching mechanism is connected between the longitudinal rollers 6 and the transverse rollers 7, a height linkage adjusting mechanism is connected between the four longitudinal rollers 6, and the vertical rollers 6 are adjusted to rise by the height linkage adjusting mechanism in the process of adjusting the angle between the holding tube 5 and the rectangular shell 1 through the rotation adjusting mechanism, and the transverse rollers 7 are acted on by the matching mechanism to descend when the longitudinal rollers 6 rise;

One side of the rectangular shell 1 is connected with a collecting shell 8, the collecting shell 8 is connected with a dust collecting mechanism, and the dust collecting mechanism collects dust into the collecting shell 8 in the moving process of the transverse roller 7; during operation, in the prior art, when a worker is required to polish the upper part of an outer wall surface by means of a connecting rod in the process of cleaning and polishing the outer wall surface, when the worker moves to an included angle between the outer wall surface and the ground, the angle between polishing equipment and the connecting rod makes the worker difficult to polish by using a normal operation posture, when the wall surface is cleaned and polished, generated wall dust falls to the included angle between the outer wall surface and the ground due to the action of gravity to be accumulated, the polishing equipment is prevented from moving at the included angle, the polishing efficiency of the bottom of the outer wall surface is low, the polishing dust is not beneficial to being processed, the technical scheme can solve the problems, and the specific working mode is as follows, the first rotating shaft 2 drives the polishing disc 4 to rotate by starting the output shaft of the first motor 3, the worker holds the pipe 5 by moving, the polishing disc 4 in the rectangular shell 1 is close to the upper part of the wall surface, the outer wall surface is polished by rolling through the longitudinal roller 6, dust generated by polishing is processed and collected through the polishing dust collection mechanism, when the polishing disc 4 moves to the included angle between the outer wall surface and the ground, the connecting angle between the holding tube 5 and the rectangular shell 1 is adjusted through the rotary adjusting mechanism, the operating posture of a worker is not influenced when polishing the lower part of the outer wall surface, when the connecting angle between the holding tube 5 and the rectangular shell 1 is adjusted through the rotary adjusting mechanism, the longitudinal roller 6 is lifted under the action of the height linkage adjusting mechanism, the transverse roller 7 is synchronously lowered under the action of the matching mechanism in the lifting process of the longitudinal roller 6, the worker moves the holding tube 5 to drive the rectangular shell 1 to transversely move at the bottom of the wall body, the transverse roller 7 replaces the longitudinal roller 6 to roll on the wall surface, the convenient degree of staff when polishing to outer wall bottom has been improved, has improved the efficiency of removal of polishing, and at rectangular housing 1 through horizontal gyro wheel 7 at the in-process that outer wall bottom removed, dust collection mechanism collects the dust that wall body and ground contained angle department dropped through the removal of horizontal gyro wheel 7, reduces the influence of dust to rectangular housing 1 removal to improve the cleaning performance of polishing in-process.

As one implementation mode of the invention, the rotary adjusting mechanism comprises a connecting frame 9 and a movable groove 10, the connecting frame 9 is fixedly connected to the top of the rectangular shell 1, a connecting ring 11 is fixedly connected to the top of the connecting frame 9, the movable groove 10 is arranged at the bottom of an arc-shaped section 501 of the holding tube 5, a circular shaft 12 is fixedly connected between the movable grooves 10, the connecting ring 11 is positioned in the movable groove 10, the circular shaft 12 is inserted on the connecting ring 11, two limiting blocks 13 are fixedly connected to the top of the connecting frame 9, each limiting block 13 is provided with an arc-shaped concave surface 1301, the arc-shaped sections 501 at two sides of the movable groove 10 are respectively in sliding contact with the two arc-shaped concave surfaces 1301, inserting grooves 14 are respectively arranged at the bottoms of the arc-shaped sections 501 at two sides of the movable groove 10, rectangular rings 15 are respectively arranged in the inserting grooves 14, two limiting pins 16 are respectively fixedly connected to the tops of the inner walls of the inserting grooves 14, first springs 17 are respectively sleeved on the limiting pins 16, two ends of the first springs 17 are respectively fixedly connected to the tops of the rectangular rings 15 and the top ends of the inner surfaces of the inserting grooves 14, the concave surfaces 1301 and the adjacent limiting rings 18 are respectively arranged in the limiting grooves 18; during operation, the rectangular rings 15 are located in the adjacent limiting grooves 18, the connection between the holding tube 5 and the rectangular shell 1 is limited, the two rectangular rings 15 are synchronously moved, the rectangular rings 15 move towards the inserting grooves 14, the first springs 17 on the limiting pins 16 are extruded in the moving process of the rectangular rings 15, the first springs 17 are compressed and deformed, the first springs are separated from the limiting grooves 18 in the moving process of the rectangular rings 15, the holding tube 5 is rotated by ninety degrees, in the rotating process of the holding tube 5, the circular column in the movable groove 10 rotates at the inserting position of the connecting ring 11, the arc-shaped section 501 at one end of the holding tube 5 rotates along the arc-shaped concave 1301 on the limiting block 13, the rectangular rings 15 rotate along with one end of the holding tube 5, when the rectangular rings 15 rotate to the other limiting groove 18 on the arc-shaped concave 1301, the elastic action after the rectangular rings 15 are released, the first springs 17 are outwards stretched, the rectangular rings 15 are extruded, the rectangular rings 15 move into the other limiting grooves 18, the connecting angle between the holding tube 5 and the rectangular shell 1 is adjusted, the holding tube 5 is limited by the limiting grooves 18, the arc-shaped section 501 rotates along the arc-shaped concave 1301, and the limiting concave 1301 is rotated along the limiting grooves on the limiting grooves 13, so that the holding tube 5 is stable and the holding tube is supported.

As one implementation mode of the invention, the surface of the arc-shaped section 501 of the holding tube 5 is fixedly connected with two first limiting rings 19, the straight section 502 of the holding tube 5 is fixedly connected with a grip 20, the surface of the grip 20 is fixedly connected with two second limiting rings 21, the rectangular rings 15 are fixedly connected with wire drawing 22, and one end of the wire drawing 22 extends to one side of the grip 20 from the adjacent first limiting rings 19 and second limiting rings 21 and is fixedly connected with a pull ring 23; during operation, a worker holds the holding tube 5 to move the rectangular shell 1, pulls two pull rings 23 nearby the grip 20, the pull rings 23 drive the wire drawing 22 to move, the wire drawing 22 drives the rectangular ring 15 to move, the limiting grooves 18 are enabled to make limiting contact with the rectangular ring 15, the pull rings 23 are loosened after the angle of the holding tube 5 is adjusted, the other limiting groove 18 is enabled to limit the rectangular ring 15, the wire drawing 22 is driven to move through pulling the pull rings 23, the process of adjusting the holding tube 5 is simplified, the worker does not need to be close to a rotating connecting point to adjust, and the process is convenient and quick through adjustment through the holding position.

As one embodiment of the invention, the polishing dust collection mechanism comprises a hose 24, the hose 24 is positioned in a holding tube 5, one end of the hose 24 penetrates through an arc-shaped section 501 of the holding tube 5 and extends to the outside of the arc-shaped section 501 to be fixedly communicated with a telescopic tube 25, one end of the telescopic tube 25, which is far away from the hose 24, is fixedly communicated with the top of a rectangular shell 1, one end of the hose 24, which is far away from the telescopic tube 25, is fixedly communicated with a dust collection barrel 26, the bottom of the dust collection barrel 26 is provided with an air outlet groove 27, a mounting bracket 28 is fixedly connected with a second rotating shaft 29, the top of the mounting bracket 28 is fixedly provided with a second motor 30, the output shaft of the second motor 30 is fixedly connected with the top of the second rotating shaft 29, the surface of the second rotating shaft 29 is fixedly connected with a fan blade 31, the inner wall of the dust collection barrel 26 is fixedly connected with a support ring 32, a dust collection barrel 33 is placed on the support ring 32, the side surface of the dust collection barrel 33 is provided with a communication hole 34, the communication hole 34 is positioned at the communication position of the hose 24 and the dust collection barrel 26, the bottom of the dust collection barrel 33 is provided with a plurality of filter holes 35, and the top of the dust collection barrel 26 is in threaded connection with a cover plate 36; when the dust collection device works, the second motor 30 is started, the output shaft of the second motor 30 drives the second rotating shaft 29 to rotate, the fan blades 31 on the second rotating shaft 29 rotate, negative pressure is generated in the dust collection barrel 26, dust enters the hose 24 along the telescopic pipe 25 under the action of the negative pressure, then enters the dust collection barrel 26 through the communication part of the hose 24 and the dust collection barrel 26, the communication hole 34 on the dust collection barrel 33 is communicated with the communication part of the hose 24 and the dust collection barrel 26, the dust enters the dust collection barrel 33, air passes through the filter holes 35 at the bottom of the dust collection barrel 33 and is discharged along the air outlet groove 27, and the dust is filtered in the dust collection barrel 33, so that dust generated by grinding is collected.

As an embodiment of the invention, the height linkage adjusting mechanism comprises four first lifting grooves 37 and two groups of cams 38, wherein the first lifting grooves 37 are respectively arranged on two sides of the rectangular shell 1, first lifting bars 39 are respectively arranged in the first lifting grooves 37, the longitudinal rollers 6 are positioned on one side of the adjacent first lifting bars 39, one end of each longitudinal roller 6 is fixedly connected with a first connecting shaft 40, the first connecting shafts 40 are respectively inserted and arranged on the adjacent first lifting bars 39 in a rotating way, the first lifting bars 39 are fixedly provided with a first micro motor 41, an output shaft of the first micro motor 41 is fixedly connected with the first connecting shafts 40, a first connecting rod 42 is fixedly connected between the first lifting bars 39 on the same side, a second connecting rod 43 is fixedly connected between the first connecting rods 42, the tops of the second connecting rods 43 are fixedly connected with two rectangular rods 44, the tops of the rectangular rods 44 sequentially penetrate through the rectangular shell 1 and the connecting frame 9 and extend to the upper part of the connecting frame 9, the two cams 38 in the same group are fixedly connected with a rectangular frame 45, the cams 38 in the same group are respectively fixedly connected with the two cams 12, the two cams 38 in the same group are respectively arranged at the two ends of the two groups of cams 38 and are respectively in close to the two ends of the two groups 3801 and 3801 respectively far away from the two ends of the two groups of cams 38 are respectively arranged near to the two ends of the two inner ends of the two groups 3801 and the two ends of the two inner cams 38; when the pipe holding 5 rotates to adjust the angle, the round shaft 12 rotates and drives the cams 38 at the two ends to rotate, so that the convex distal end 3801 and the convex proximal end 3802 of one cam 38 at the inner side of the rectangular frame 45 are respectively positioned at the bottom surface and the top surface of the inner side of the rectangular frame 45, during the rotation of the cams 38, the convex distal ends 3801 of the cams 38 at the same side are turned upwards, so that the rectangular frame 45 is pushed upwards, the rectangular frame 45 moves upwards and drives the rectangular rod 44 to move upwards, the rectangular rod 44 drives the second connecting rod 43 to lift, and the second connecting rod 43 drives the first connecting rod 42 to lift, so that the first lifting strip 39 lifts along the first lifting groove 37, the longitudinal roller 6 moves upwards, and the longitudinal roller 6 is automatically separated from the wall surface in the process of pipe holding 5 rotation adjustment, so that the longitudinal movement mode is canceled.

As one embodiment of the invention, the matching mechanism comprises four second lifting grooves 46, the second lifting grooves 46 are respectively arranged on the other two sides of the rectangular shell 1, second lifting bars 47 are respectively arranged in the second lifting grooves 46, the transverse roller 7 is positioned on one side of the adjacent second lifting bars 47, one end of the transverse roller 7 is fixedly connected with a second connecting shaft 48, the second connecting shaft 48 is respectively and rotatably inserted on the adjacent second lifting bars 47, a second micro motor 49 is fixedly arranged on the second lifting bars 47, a transmission tooth 50 is respectively and fixedly connected on an output shaft of the second micro motor 49 and the second connecting shaft 48, the adjacent transmission teeth 50 are meshed with each other, a third connecting rod 51 is respectively and fixedly connected between the second lifting bars 47 on the same side, two ends of the third connecting rod 51 and two ends of the first connecting rod 42 are respectively and fixedly connected with racks 52, a gear 53 is respectively and rotatably connected to the positions, close to the racks 52, on the inner wall of the rectangular shell 1, of the gear 53 is respectively meshed with the two adjacent racks 52; when the vertical roller 6 moves upwards when the first connecting rod 42 rises, the racks 52 at the two ends of the first connecting rod 42 rise synchronously along with the first connecting rod 42, the racks 52 drive the gears 53 to rotate through the meshing action in the rising process, the third connecting rod 51 descends synchronously through the meshing action of the gears 53 and the racks 52 at the two ends of the third connecting rod 51, the vertical roller 6 rises in the rising process, the horizontal roller 7 descends, the switching of the vertical roller 6 and the horizontal roller 7 with the wall surface is realized, the switching of the moving mode is realized automatically when the angle of the holding pipe 5 is regulated, the next operation is convenient for the staff, after the angle of the holding pipe 5 is regulated, the staff starts the second micro motor 49, the transmission teeth 50 on the second micro motor 49 rotate, and drive the second connecting shaft 48 to rotate synchronously through the meshing action of the two transmission teeth 50, the second connecting shaft 48 drives the horizontal roller 7, the rectangular shell 1 can move transversely along the outer wall surface, the staff is convenient to operate, the staff can be kept close to the rectangular shell 1 along the rectangular shell, and the position of the wall surface can be thoroughly cleaned.

As one embodiment of the invention, the dust collection mechanism comprises two first installation shafts 54, the first installation shafts 54 are rotatably connected to the inner wall of the collection shell 8, the first installation shafts 54 are fixedly connected with a plurality of dust inlet stirring blades 55, one ends of the first installation shafts 54 are fixedly connected with one-way bearings 56, the one-way bearings 56 are fixedly connected with first belt pulleys 57, the rectangular shell 1 is connected with second belt pulleys 58 through elastic supporting mechanisms, the first belt pulleys 57 and the second belt pulleys 58 are driven through a driving belt 59, and anti-skid patterns are formed on the surfaces of the driving belt 59; when the dust collecting device works, when the third connecting rod 51 drives the second lifting strip 47 to descend, the transmission teeth 50 on the second lifting strip 47 approach the transmission belt 59, the transmission teeth 50 at the bottom of the second lifting strip 47 are in contact with the transmission belt 59 in the moving process, and the transmission belt 59 is driven to move through contact friction in the rotating process of the transmission teeth 50, so that the first belt pulley 57 and the second belt pulley 58 rotate, when the rectangular shell 1 moves along one side, the first belt pulley 57 on one side close to the moving direction drives the first mounting shaft 54 to rotate through the action of the one-way bearing 56, so that the dust entering stirring blade 55 rotates to stir dust into the collecting shell 8, the dust entering stirring blade 55 on the other side does not rotate, dust in the collecting shell 8 is prevented from being stirred out, the dust between the bottom of an outer wall and the ground is collected through the collecting shell 8 when the collecting shell 8 moves, the influence of the dust on the rectangular shell 1 is reduced, and the dust can be automatically started in time to collect the dust on one side, the dust on one side is prevented from being accumulated, the dust on one side is prevented from being cleaned and blocked by the transverse movement, and the dust is thoroughly accumulated in the active dust collecting process through the setting in the dust entering stirring blade 55.

As one implementation mode of the invention, the elastic supporting mechanism comprises two arc-shaped grooves 60, the two arc-shaped grooves 60 are symmetrically arranged on one side of the rectangular shell 1, arc-shaped rods 61 are fixedly connected in the arc-shaped grooves 60, second installation shafts 62 are arranged in the arc-shaped grooves 60, the second installation shafts 62 are in sliding connection with the surfaces of the arc-shaped rods 61, the second installation shafts 62 are fixedly connected with the second belt pulleys 58, the arc centers of the arc-shaped rods 61 are positioned on the rotating shafts of the axes of the first installation shafts 54, second springs 63 are sleeved on the arc-shaped rods 61, and two ends of each second spring 63 are fixedly connected with the surfaces of the first installation shafts 54 and the inner walls of the arc-shaped grooves 60 respectively; when the transmission gear 50 is close to the transmission belt 59 in the extrusion process, the second belt pulley 58 is extruded to enable the second installation shaft 62 to move along the arc-shaped rod 61 and extrude the second spring 63, so that the second spring 63 is compressed and deformed, when the transmission belt 59 and the transmission gear 50 are extruded, the transmission belt 59 has a yielding space, the phenomenon that the teeth are greatly worn due to rigid collision in the contact transmission process is avoided, meanwhile, the contact transmission can be realized, the automatic matching is realized, the active collection capacity is increased in the movement process, and the dust accumulated on one side is thoroughly cleaned.

As one embodiment of the present invention, a connecting pipe 64 is fixedly connected to one side of the rectangular housing 1 close to the collecting housing 8, one end of the connecting pipe 64 is positioned in the rectangular housing 1 below the telescopic pipe 25, and a space for letting down is provided between the connecting pipe 64 and the second connecting rod 43; during operation, the function of the polishing dust collection mechanism is used for acting on one end of the connecting pipe 64, so that dust in the collecting shell 8 moves through the connecting pipe 64 and is sucked away through the communicating part of the telescopic pipe 25 and the rectangular shell 1, and the collecting dust is prevented from overflowing and cannot be collected, so that the cleaning and collecting of dust on one side are continuously maintained.

As one embodiment of the invention, the top of the collecting shell 8 is provided with a circular groove 65, the circular groove 65 is connected with a sealing cover 66 through threads, and the top of the sealing cover 66 is fixedly connected with a handle 67; during operation, the handle 67 is rotated to drive the sealing cover 66 to rotate, the sealing cover 66 is taken out from the circular groove 65, and residual dust in the collecting shell 8 is convenient to topple over, so that the collecting shell 8 is cleaned.

The working principle of the invention is as follows:

During operation, in the prior art, when a worker is required to polish the upper part of an outer wall surface by means of a connecting rod in the process of cleaning and polishing the outer wall surface, when the worker moves to an included angle between the outer wall surface and the ground, the angle between polishing equipment and the connecting rod makes the worker difficult to polish by using a normal operation posture, when the wall surface is cleaned and polished, generated wall dust falls to the included angle between the outer wall surface and the ground due to the action of gravity to be accumulated, the polishing equipment is prevented from moving at the included angle, the polishing efficiency of the bottom of the outer wall surface is low, the polishing dust is not beneficial to being processed, the technical scheme can solve the problems, and the specific working mode is as follows, the first rotating shaft 2 drives the polishing disc 4 to rotate by starting the output shaft of the first motor 3, the worker holds the pipe 5 by moving, the polishing disc 4 in the rectangular shell 1 is close to the upper part of the wall surface, the outer wall surface is polished by rolling through the longitudinal roller 6, dust generated by polishing is processed and collected through the polishing dust collection mechanism, when the polishing disc 4 moves to the included angle between the outer wall surface and the ground, the connecting angle between the holding tube 5 and the rectangular shell 1 is adjusted through the rotary adjusting mechanism, the operating posture of a worker is not influenced when polishing the lower part of the outer wall surface, when the connecting angle between the holding tube 5 and the rectangular shell 1 is adjusted through the rotary adjusting mechanism, the longitudinal roller 6 is lifted under the action of the height linkage adjusting mechanism, the transverse roller 7 is synchronously lowered under the action of the matching mechanism in the lifting process of the longitudinal roller 6, the worker moves the holding tube 5 to drive the rectangular shell 1 to transversely move at the bottom of the wall body, the transverse roller 7 replaces the longitudinal roller 6 to roll on the wall surface, the convenient degree of staff when polishing to outer wall bottom has been improved, has improved the efficiency of removal of polishing, and at rectangular housing 1 through horizontal gyro wheel 7 at the in-process that outer wall bottom removed, dust collection mechanism collects the dust that wall body and ground contained angle department dropped through the removal of horizontal gyro wheel 7, reduces the influence of dust to rectangular housing 1 removal to improve the cleaning performance of polishing in-process.

The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing embodiments, but rather, the foregoing embodiments and description illustrate the principles of the invention, and that various changes and modifications may be effected therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a construction outer wall clearance maintenance auxiliary device, includes rectangle casing (1), holds pipe (5), rotate on the top surface of rectangle casing (1) inside and be connected with first pivot (2), the top fixed mounting of rectangle casing (1) has first motor (3), the output shaft of first motor (3) runs through the surface of rectangle casing (1) and extends to behind the inside of rectangle casing (1) fixed connection in the top of first pivot (2), the bottom fixedly connected with of first pivot (2) is polished disc (4), characterized in that, hold pipe (5) have arc section (501) and straight section (502), be connected with rotation adjustment mechanism between arc section (501) and the top of rectangle casing (1);

the rectangular shell (1) is connected with a polishing dust collection mechanism;

two longitudinal rollers (6) are connected to the front side and the rear side of the rectangular shell (1), two transverse rollers (7) are connected to the left side and the right side of the rectangular shell (1), a matching mechanism is connected between the longitudinal rollers (6) and the transverse rollers (7), height linkage adjusting mechanisms are commonly connected between the four longitudinal rollers (6), and in the process of angle adjustment between the holding tube (5) and the rectangular shell (1) through the rotation adjusting mechanisms, the height linkage adjusting mechanisms adjust the longitudinal rollers (6) to ascend, and the longitudinal rollers (6) act on the transverse rollers (7) to descend through the matching mechanisms when ascending;

one side of the rectangular shell (1) is connected with a collecting shell (8), the collecting shell (8) is connected with a dust collecting mechanism, and the dust collecting mechanism collects dust into the collecting shell (8) in the moving process of the transverse roller (7);

The rotary adjusting mechanism comprises a connecting frame (9) and a movable groove (10), the connecting frame (9) is fixedly connected with the top of the rectangular shell (1), a connecting ring (11) is fixedly connected with the top of the connecting frame (9), the movable groove (10) is formed in the bottom of an arc-shaped section (501) of the holding tube (5), a circular shaft (12) is fixedly connected between the movable grooves (10), the connecting ring (11) is positioned in the movable groove (10), the circular shaft (12) is inserted on the connecting ring (11), two limiting blocks (13) are fixedly connected with the top of the connecting frame (9), each limiting block (13) is provided with an arc-shaped concave surface (1301), two arc-shaped sections (501) on two sides of the movable groove (10) are respectively in sliding contact with two arc-shaped concave surfaces (1301), inserting grooves (14) are formed in the bottom of the arc-shaped section (501), rectangular rings (15) are respectively placed in the inserting grooves (14), two limiting pins (16) are respectively inserted on the top of the two limiting blocks (16) and are respectively provided with a limiting pin (16), two ends of the first spring (17) are respectively and fixedly connected to the top of the rectangular ring (15) and the top surface inside the inserting groove (14), limiting grooves (18) are formed in the bottom end and the position close to the top end of the arc-shaped concave surface (1301), and the rectangular ring (15) is respectively positioned in the adjacent limiting grooves (18);

The novel handle is characterized in that two first limiting rings (19) are fixedly connected to the surface of an arc-shaped section (501) of the holding tube (5), a handle (20) is fixedly connected to a straight section (502) of the holding tube (5), two second limiting rings (21) are fixedly connected to the surface of the handle (20), wire drawing wires (22) are fixedly connected to the rectangular rings (15), and one end of each wire drawing wire (22) extends to one side of the handle (20) from the adjacent first limiting rings (19) and second limiting rings (21) and is fixedly connected with a pull ring (23);

The polishing dust suction mechanism comprises a hose (24), the hose (24) is positioned in a holding pipe (5), one end of the hose (24) penetrates through an arc-shaped section (501) of the holding pipe (5) and extends to the outside of the arc-shaped section (501), a telescopic pipe (25) is fixedly communicated with the outside of the arc-shaped section (501), one end of the telescopic pipe (25) is far away from the hose (24) and is fixedly communicated with the top of a rectangular shell (1), one end of the hose (24) far away from the telescopic pipe (25) is fixedly communicated with a dust suction barrel (26), an air outlet groove (27) is formed in the bottom of the dust suction barrel (26), a mounting frame (28) is fixedly connected with the inside of the dust suction barrel (26), a second rotating shaft (29) is rotationally connected to the mounting frame (28), a second motor (30) is fixedly arranged at the top of the mounting frame (28), an output shaft of the second motor (30) is fixedly connected with the top of the second rotating shaft (29), a fan blade (31) is fixedly connected with the surface of the second rotating shaft (29), a dust collection ring (32) is fixedly connected with a dust collection ring (33) on the inner wall of the dust suction barrel (26), the communication hole (34) is positioned at the communication position of the hose (24) and the dust collection barrel (26), a plurality of filter holes (35) are formed in the bottom of the dust collection barrel (33), and a cover plate (36) is connected with the top of the dust collection barrel (26) in a threaded manner;

The height linkage adjusting mechanism comprises four first lifting grooves (37) and two groups of cams (38), the first lifting grooves (37) are respectively arranged on two sides of the rectangular shell (1), first lifting strips (39) are respectively arranged in the first lifting grooves (37), the longitudinal rollers (6) are positioned on one side of each adjacent first lifting strip (39), one ends of the longitudinal rollers (6) are fixedly connected with first connecting shafts (40), the first connecting shafts (40) are respectively inserted on the adjacent first lifting strips (39) in a rotating mode, first micro motors (41) are fixedly arranged on the first lifting strips (39), the output shaft of the first micro motor (41) is fixedly connected with the first connecting shaft (40), a first connecting rod (42) is fixedly connected between the first lifting strips (39) on the same side, a second connecting rod (43) is fixedly connected between the first connecting rods (42), two rectangular rods (44) are fixedly connected to the tops of the second connecting rods (43), the top ends of the rectangular rods (44) sequentially penetrate through the rectangular shell (1) and the connecting frame (9) and are fixedly connected with a rectangular frame (45) after extending to the upper part of the connecting frame (9), the same group of cams (38) is two, the two groups of cams (38) are respectively and fixedly connected to the two ends of the circular shaft (12), the cams (38) are vertically arranged between the two cams (38) in the same group, the cams (38) are provided with a convex distal end (3801) and a convex proximal end (3802), and the convex distal end (3801) and the convex proximal end (3802) of one cam (38) in the same group are respectively contacted with the bottom surface and the top surface inside the rectangular frame (45).

2. The building construction outer wall cleaning and maintenance auxiliary device according to claim 1, wherein the matching mechanism comprises four second lifting grooves (46), the second lifting grooves (46) are respectively formed in the other two sides of the rectangular shell (1), second lifting strips (47) are respectively arranged in the second lifting grooves (46), the transverse roller (7) is located on one side of each adjacent second lifting strip (47), one end of each transverse roller (7) is fixedly connected with a second connecting shaft (48), the second connecting shafts (48) are respectively inserted on the adjacent second lifting strips (47) in a rotating mode, a second micro motor (49) is fixedly installed on each second lifting strip (47), transmission teeth (50) are respectively fixedly connected to the output shafts of the second micro motor (49) and the second connecting shafts (48), adjacent transmission teeth (50) are meshed with each other, third connecting rods (51) are respectively fixedly connected to the two ends of each adjacent rectangular shell (52), and the two ends of each third connecting rod (52) are respectively meshed with the adjacent connecting rods (52).

3. The auxiliary cleaning and maintaining device for the outer wall of the building construction according to claim 2, wherein the dust collection mechanism comprises two first installation shafts (54), the first installation shafts (54) are rotationally connected to the inner wall of the collection shell (8), a plurality of dust inlet stirring blades (55) are fixedly connected to the first installation shafts (54), one end of each first installation shaft (54) is fixedly connected with a one-way bearing (56), each one-way bearing (56) is fixedly connected with a first belt pulley (57), each rectangular shell (1) is connected with a second belt pulley (58) through an elastic propping mechanism, transmission is carried out between each first belt pulley (57) and each second belt pulley (58) through a transmission belt (59), and anti-skid patterns are formed on the surface of each transmission belt (59).

4. The auxiliary device for cleaning and maintaining the outer wall of the building construction according to claim 3, wherein the elastic supporting mechanism comprises two arc-shaped grooves (60), the two arc-shaped grooves (60) are symmetrically arranged on one side of the rectangular shell (1), arc-shaped rods (61) are fixedly connected in the arc-shaped grooves (60), second installation shafts (62) are arranged in the arc-shaped grooves (60), the second installation shafts (62) are slidably inserted on the surfaces of the arc-shaped rods (61), the second installation shafts (62) are fixedly connected with the second belt pulleys (58), the arc centers of the arc-shaped rods (61) are located on the rotating shaft line of the axle center of the first installation shafts (54), second springs (63) are sleeved on the arc-shaped rods (61), and two ends of each second spring (63) are fixedly connected with the surfaces of the first installation shafts (54) and the inner walls of the arc-shaped grooves (60) respectively.

5. The building construction outer wall cleaning and maintenance auxiliary device according to claim 4, wherein a connecting pipe (64) is fixedly communicated with one side of the rectangular shell (1) close to the collecting shell (8), one end of the connecting pipe (64) is positioned in the rectangular shell (1) below the telescopic pipe (25), and a yielding space is formed between the connecting pipe (64) and the second connecting rod (43).

6. The auxiliary device for cleaning and maintaining the outer wall of the building construction according to claim 5, wherein the top of the collecting shell (8) is provided with a circular groove (65), the circular groove (65) is connected with a sealing cover (66) in a threaded manner, and the top of the sealing cover (66) is fixedly connected with a handle (67).