CN212743081U

CN212743081U - Self-cleaning curtain wall structure

Info

Publication number: CN212743081U
Application number: CN202021263954.9U
Authority: CN
Inventors: 江欣宇; 王启超; 冯锡伟
Original assignee: Guangdong Zhujiang River Construction Corp ltd
Current assignee: Guangdong Zhujiang River Construction Corp ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-03-19
Anticipated expiration: 2030-06-30

Abstract

The utility model relates to a curtain wall construction of self-cleaning, including curtain subassembly and washing subassembly, the inside glass that is equipped with of curtain subassembly, the curtain subassembly includes vertical fossil fragments of a plurality of groups and horizontal fossil fragments, each vertical fossil fragments is vertical to be erect subaerial, equal vertical multistage just right spout of seting up between the vertical terminal surface that vertical fossil fragments are close to each other, the both ends of wasing the subassembly slide with the spout grafting of both sides, it includes the washing frame that the level set up to wash the subassembly, it is fixed with the cleaning block towards indoor one end to wash the frame, cleaning block slides with the glass butt, spout internally mounted has the lead screw, it cup joints pivoted screw hole with the lead screw to wash the both ends that the frame pegged graft into the spout all to offer, it slides from top to bottom along the spout to wash the. This application has reduced the cleanup crew and has carried out high altitude construction, has promoted the personal safety protection to the cleanup crew, has promoted cleaning efficiency, has reduced cleanup crew's intensity of labour.

Description

Self-cleaning curtain wall structure

Technical Field

The application relates to the technical field of novel curtain wall structure, especially relate to a curtain wall construction of self-cleaning.

Background

With the development of modern buildings, the requirement on the beauty of the buildings is higher and higher. As a new outer wall structure, the curtain wall is more and more widely applied due to the characteristics of elegant appearance, light weight, high strength and the like.

The curtain wall is installed in the outside of building, because factors such as rainfall, dust need regularly wash the curtain wall to ensure that the whole of curtain wall is clean pleasing to the eye. The existing cleaning operation for the curtain wall is carried out by manpower, a cleaner ties the rope which is placed from the top layer of the building at the waist, and simultaneously needs to carry cleaning tools and water pipes which supply water continuously, when the curtain wall is cleaned, the curtain wall is cleaned and sprayed, when the cleaning of the curtain wall is completed, the rope tied at the waist is released to enable the position of the rope to fall, and the curtain wall below is cleaned.

The above prior art solutions have the following drawbacks: the existing curtain wall cleaning operation mode needs manpower, the curtain wall cleaning operation belongs to high-altitude operation, great potential threats are caused to the personal safety of cleaning personnel, meanwhile, the cleaning personnel need to carry various tools, the operation efficiency of the cleaning personnel is low, the labor intensity is high, and therefore, an improved space exists.

SUMMERY OF THE UTILITY MODEL

In order to realize self-cleaning to the curtain, promote the personal safety protection to the cleanup crew to promote the abluent operating efficiency of curtain constantly, the purpose of this application is to provide the curtain structure of a self-cleaning.

The above application purpose of the present application is achieved by the following technical solutions:

a self-cleaning curtain wall structure comprises a curtain wall assembly and a cleaning assembly, wherein glass is embedded in the curtain wall assembly, the curtain wall assembly comprises a plurality of groups of vertical keels and horizontal keels, each vertical keel is vertically erected on the ground, each horizontal keel is installed between the vertical end faces, close to each other, of two adjacent groups of vertical keels, a plurality of sections of chutes which are right to face each other are vertically arranged between the vertical end faces, close to each other, of the two adjacent groups of vertical keels, two ends of the cleaning assembly are inserted into the chutes on two sides in an inserting mode and slide, the cleaning assembly comprises a horizontally arranged cleaning frame, a cleaning block is fixed at one end, facing the indoor, of the cleaning frame, the cleaning block is abutted against the glass to slide, a lead screw with a vertical axis is installed in the chute, and two ends, inserted into the chute, of the cleaning frame, the cleaning frame slides up and down along the sliding groove, and a motor which rotates coaxially with the upper end of the lead screw is fixed at the upper end of the vertical keel.

By adopting the technical scheme, the glass is embedded in the curtain wall component, the curtain wall group plays a role in clamping and supporting the glass, so that the stability of the glass on the curtain wall is ensured, the cleaning frame in the cleaning component is provided with the cleaning blocks, two ends of the cleaning frame are inserted into the sliding grooves on the two groups of vertical keels, the sliding grooves are arranged to limit the cleaning frame, the cleaning frame slides up and down along the sliding grooves, the screw rod is inserted and rotated with the threads on the cleaning frame, the motor drives the screw rod to rotate, so that the cleaning frames automatically slide in the sliding grooves, the cleaning blocks abut against the glass, the cleaning blocks continuously wipe the glass up and down along with the continuous sliding of the cleaning frame in the vertical direction, so that the cleaning operation of the curtain wall glass is realized, the motor is arranged to provide power for the rotation of the screw rod, the positive and negative rotation of the motor realizes the positive and negative, the cleaning block completes the cleaning of the glass by multiple up-and-down movements; through the technical scheme, the curtain wall structure realizes automatic cleaning operation, reduces the number of cleaning personnel for high-altitude operation, and the cleaning personnel only need to operate the on-off of the motor, so that the personal safety protection of the cleaning personnel is improved, the cleaning efficiency is improved, and the labor intensity of the cleaning personnel is reduced.

The present application may be further configured in a preferred example to: the cleaning assembly further comprises a water feeding pipe and a water discharging pipe, a cavity is formed in the cleaning frame, and a plurality of groups of micropores communicated with the cavity are formed in one side, facing the cleaning block, of the cleaning frame; the vertical keel is internally provided with a through hole penetrating the upper end surface and the lower end surface of the vertical keel, the sewer pipe is inserted into the through hole, the bottom of each section of the sliding groove is provided with a first round hole, an elastic telescopic pipe is inserted into each first round hole, and two ends of each elastic telescopic pipe are respectively communicated with the water feeding pipe and the cavity.

By adopting the technical scheme, the water feeding pipe is communicated with the cavity inside the cleaning frame through the telescopic pipe and is communicated with the municipal water supply pipeline, when the curtain wall is cleaned, water inside the water feeding pipe enters the cleaning frame through the telescopic pipe and enters the cleaning block through each group of micropores, so that the curtain wall is wetted, and water-saving operation is realized; the telescopic pipe has elasticity, and when the cleaning frame slides up and down under the driving action of the screw rod, the telescopic pipe has elasticity, so the telescopic pipe can move along with the up-and-down sliding of the cleaning frame, and the telescopic pipe can be independently stored, so the occupancy rate of space is reduced.

The present application may be further configured in a preferred example to: the upper end face of the horizontal keel is concavely provided with a water tank, two ends of the water tank are respectively in sealing connection with the tank bottoms of the sliding grooves on two sides, the sewer pipe is inserted into the through hole, the tank bottom of each sliding groove is provided with a second round hole, short pipes are inserted into the second round holes, and two ends of each short pipe are respectively communicated with the water tank and the sewer pipe.

Through adopting above-mentioned technical scheme, when carrying out the washing of curtain, the inside water body that flows of micropore is attached to on curtain wall glass through clean piece, and along with the extension of length of time of operation, the water on the glass flows down along glass to smuggleing the dust that washs down on the glass secretly, the basin passes through nozzle stub and downcomer intercommunication, so wash inside sewage that finishes can get into the downcomer along the basin, accomplish the water conservancy diversion to sewage.

The present application may be further configured in a preferred example to: the bottom of the water tank is inclined from the middle position of the bottom of the water tank in the length direction to two sides.

Through adopting above-mentioned technical scheme, the tank bottom of basin sets up to both sides slope from the intermediate position, so the sewage that flows down from the glass flows to the downcomer of both sides along the basin tank bottom of slope, and the velocity of flow of sewage is accelerated, has promoted the water conservancy diversion speed of sewage.

The present application may be further configured in a preferred example to: each wash frame up end is close to the vertical terminal surface in one side of glass has seted up the constant head tank, clean piece includes base and sponge, the base is right the sponge is pressed from both sides tightly, the sponge with glass butt, the base card insert the constant head tank inside and with the tank bottom bolted connection of constant head tank.

Through adopting above-mentioned technical scheme, the base in the cleaning block advances line location clamp tightly to the sponge, and inside the base joint income constant head tank, the base passes through the tank bottom fixed connection of multiunit bolt and constant head tank, when carrying out cleaning, the change of cleaning block, screws off each group's bolt, is convenient for change the cleaning block.

The present application may be further configured in a preferred example to: the lower terminal surface of horizontal fossil fragments is concave to be equipped with the wall groove, the wall groove with wash frame shape cooperation, install clean piece wash the frame can accomodate in inside the wall groove.

Through adopting above-mentioned technical scheme, the concave wall groove of establishing of lower terminal surface of horizontal fossil fragments with wash frame shape cooperation, so wash the frame can accomodate with wall inslot portion, under the state of everyday, motor drive lead screw makes each group wash the frame and accomodate in wall inslot portion, has promoted the aesthetic property of this curtain wall structure.

The present application may be further configured in a preferred example to: an axle seat is pre-embedded on the ground below each vertical keel, an axle body is coaxially fixed at the lower end of the lead screw, and the axle body and the axle seat are in inserted connection and rotation.

Through adopting above-mentioned technical scheme, the coaxial fixed axis body of lead screw lower extreme is pegged graft with pre-buried subaerial axle bed and is rotated, and the lower extreme of lead screw is spacing by the axle bed, makes the rotational stability of lead screw promote, and each group of lead screw drive washs the frame and slides from top to bottom, and then makes the motion stability who washs the frame of each group obtain promoting, and when the curtain was washd, the noise reduction when each group of lead screw drive washs the frame motion has reduced the influence to personnel on every side.

The present application may be further configured in a preferred example to: the periphery of the motor is wrapped by a shell, and the shell covers the inlet at the upper end of the through hole.

Through adopting above-mentioned technical scheme, the casing wraps up the motor, has promoted the water proof protection performance of motor, and the motor is difficult to damage because of the dust in precipitation or the air, and the casing carries out the shutoff with the upper end entry of each group through-hole simultaneously, has reduced the emergence probability of the circumstances such as water and dust follow through-hole entering vertical keel inside.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the curtain wall component supports and clamps glass, the motor drives the screw rod to rotate, two ends of a cleaning frame in the cleaning component are connected with the screw rod in an inserting mode to rotate so as to enable the cleaning frame to slide up and down in sliding grooves on two sides, a cleaning block on the cleaning frame is abutted to the glass to slide, meanwhile, the water feeding pipe is communicated with a cavity in the cleaning frame through the telescopic pipe, each group of micropores enable water to permeate into sponge on the cleaning block, the sponge is loose and porous, cleaned sewage flows into the water discharging pipes on two sides along a water tank on the upper end face of the cleaning frame, flow guide of the sewage is completed, through the matching, the curtain wall completes autonomous cleaning operation, high-altitude operation of cleaning personnel is omitted, personal safety protection of the cleaning personnel is improved, cleaning efficiency is improved, and labor intensity of the cleaning;

2. the base on the cleaning block positions and clamps the sponge, the base is clamped into the positioning groove and is connected with the groove bottom of the positioning groove through a bolt, the cleaning block is convenient to replace and clean, the groove bottom of the water groove is obliquely arranged from the middle to two sides, and the flow rate of sewage after cleaning is accelerated;

3. the lower extreme coaxial rotation of lead screw has the axis body, and the lower extreme of axis body inserts inside pre-buried subaerial axle bed, and the axle bed carries on spacingly for the lower extreme of lead screw, makes the lower extreme rotation of lead screw more stable, and the lead screw drive is respectively organized and is washd the frame and slide from top to bottom, and then makes the motion of respectively organizing wasing the frame more stable, and the noise among the cleaning process is less.

Drawings

FIG. 1 is a schematic structural view of the present embodiment;

FIG. 2 is a schematic view of a half-section structure of the present embodiment;

FIG. 3 is an enlarged partial schematic view at A in FIG. 2;

FIG. 4 is an enlarged partial schematic view at B of FIG. 2;

FIG. 5 is an enlarged partial schematic view at C of FIG. 2;

FIG. 6 is an enlarged partial schematic view at D of FIG. 2;

FIG. 7 is a schematic view of a half-section at another angle in the present embodiment;

FIG. 8 is an enlarged partial schematic view at E in FIG. 7;

figure 9 is a schematic view of the construction of the horizontal keel in this embodiment.

In the figure, 1, a curtain wall component; 11. glass; 111. an adhesive tape; 12. a vertical keel; 121. a chute; 1211. a lead screw; 1212. a shaft body; 122. a through hole; 123. a first circular hole; 124. a telescopic pipe; 13. a horizontal keel; 131. a water tank; 132. a second circular hole; 133. a short pipe; 134. a wall groove; 135. a circular hole; 2. cleaning the assembly; 21. cleaning the frame; 211. a threaded hole; 212. a cavity; 213. micropores; 214. positioning a groove; 22. a cleaning block; 221. a base; 222. a sponge; 23. a water feeding pipe; 24. a sewer pipe; 3. a motor; 31. a housing; 4. a ground surface; 41. a shaft seat.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

Refer to fig. 1 and fig. 2, for the curtain wall construction of a self-cleaning that this application discloses, including curtain wall subassembly 1 and cleaning assembly 2, curtain wall subassembly 1 includes a plurality of vertical fossil fragments 12 of group and horizontal fossil fragments 13, the lower extreme of vertical fossil fragments 12 is erect on ground 4, each vertical setting of vertical fossil fragments 12 of group, each horizontal fossil fragments 13 level of group sets up and fixes between the vertical terminal surface that is close to each other of two sets of vertical fossil fragments 12, equidistant distribution about each horizontal fossil fragments 13 of group, it is equipped with glass 11 to inlay between adjacent two sets of vertical fossil fragments 12 and adjacent upper and lower two sets of horizontal fossil fragments 13. The top of each group of vertical keels 12 is fixed with the motor 3, the output shaft of the motor 3 is vertically arranged downwards, the periphery of the motor 3 is wrapped with a shell 31 with an opening at the lower end, and the shell 31 is fixedly connected with the upper end face of the vertical keel 12.

Referring to fig. 2 and 3, each of the vertical keels 12 has a through hole 122 formed therein and penetrating the upper and lower end surfaces thereof, the through hole 122 has a rectangular cross section in the vertical direction, and the housing 31 covers an upper end entrance of the through hole 122 (see fig. 1). The vertical end surfaces, close to each other, of the two adjacent groups of vertical keels 12 are provided with vertically arranged sliding grooves 121, and the sliding grooves 121 on the two groups of vertical keels 12 are opposite to each other. The cleaning assembly 2 comprises a cleaning frame 21, the cleaning frame 21 is a cuboid, two ends of the cleaning frame 21 are inserted into the sliding groove 121 and are provided with threaded holes 211 with axes vertically arranged, a lead screw 1211 is arranged inside the sliding groove 121, the lead screw 1211 is vertically arranged, the lead screw 1211 is inserted into the threaded holes 211 to rotate, the upper end of the lead screw 1211 coaxially rotates with an output shaft of the motor 3, and the motor 3 drives the lead screw 1211 to rotate so that each group of cleaning frames 21 can slide up and down inside the sliding groove 121.

Referring to fig. 2 and 4, the cleaning assembly 2 further includes a cleaning block 22, the cleaning block 22 includes a base 221 and a sponge 222, the sponge 222 is fixed on the base 221, and the base 221 clamps and positions the sponge 222. Wash frame 21 and be close to the concave constant head tank 214 that is equipped with of one side up end of glass 11, the both ends of constant head tank 214 extend to the tank bottom of spout 121, inside base 221 joint income constant head tank 214, sponge 222 was the cuboid, and the sponge 222 is kept away from the vertical terminal surface in one side of washing frame 21 and glass 11 butt, cleans glass 11. The base 221 is bolted to the bottom of the positioning groove 214 after the card is inserted into the positioning groove 214.

The cleaning frame 21 has a cavity 212 formed therein, and the cavity 212 is disposed horizontally in the extending direction. One side of the cleaning frame 21 close to the sponge 222 is provided with a plurality of groups of micropores 213 distributed at equal intervals, and each group of micropores 213 is communicated with the cavity 212.

Referring to fig. 2 and 5, the water supply pipe 23 is connected to the inside of the through hole 122, the upper end of the water supply pipe 23 is sealed, the lower end of the water supply pipe 23 is buried in the ground 4, and the water supply pipe 23 is communicated with a municipal water supply pipeline. Round holes 135 are formed between the upper and lower sections of the sliding grooves 121, the inner peripheral surfaces of the round holes 135 are smoothly arranged, and the lead screw 1211 is inserted into the round holes 135 to rotate. A first circular hole 123 is formed at the bottom of the sliding groove 121, an elastic extension tube 124 is inserted into the first circular hole 123, and two ends of the extension tube 124 are respectively communicated with the water feeding tube 23 and the cavity 212 on the cleaning frame 21 (see fig. 3).

Referring to fig. 2 and 6, the upper end surface of the horizontal keel 13 is provided with glass 11, the periphery of the glass 11 is coated with an elastic adhesive tape 111, the adhesive tape 111 is concave, the glass 11 is inserted into the notch, and the adhesive tape 111 protects the glass 11. The lower end face of the horizontal keel 13 is concavely provided with a wall inserting groove 134, and two ends of the wall groove 134 are communicated with two ends of the horizontal keel 13; the wall groove 134 is fitted to the shape of the cleaning frame 21 to which the cleaning block 22 is attached, and the cleaning frame 21 can be accommodated in the wall groove 134. The glass 11 at the lower end of the horizontal keel 13 is inserted into the wall groove 134.

Referring to fig. 7 and 8, the downcomer 24 is also sleeved in the through hole 122, and the downcomer 24 and the header 23 are arranged in parallel. A second round hole 132 is formed at the bottom of the sliding groove 121, a short pipe 133 is inserted into the second round hole 132, and one end of the short pipe 133 close to the downcomer 24 is communicated with the downcomer 24 (see fig. 5). A shaft body 1212 is coaxially fixed at the lower end of the lead screw 1211, a shaft seat 41 is embedded in the ground 4 at the lower end of the shaft body 1212, and the shaft body 1212 and the shaft seat 41 are inserted and rotated. The lower end surface of the horizontal keel 13 at the lowermost end abuts against the ground 4.

Referring to fig. 9, a water tank 131 is provided on the horizontal keel 13, and two ends of the water tank 131 are communicated with left and right vertical end surfaces of the horizontal keel 13 in the length direction. The bottom of the water tank 131 is inclined from the middle of the water tank 131 in the extending direction to both sides, the middle of the water tank 131 is the highest position, both ends of the water tank 131 are respectively connected to the bottoms of the chutes 121 on both sides in a sealing manner, outlets at both ends of the water tank 131 are communicated with short pipes 133 (see fig. 5), and the waste cleaning liquid flowing down from the glass 11 enters the water tank 131 and flows into the sewer pipe 24 along the bottom of the water tank 131 through the short pipes 133.

The working conditions and the implementation principle of the embodiment are as follows:

the self-cleaning curtain wall structure needs to ensure normal water supply and power supply when the curtain wall is cleaned. The water supply from the city water pipe is supplied to each set of the cleaning frames 21 through the water supply pipe 23. The motor 3 is started, the motor 3 starts the lead screw 1211 to rotate, and the cleaning frames 21 are rotatably connected to the lead screw 1211, so that the cleaning frames 21 slide up and down in the chutes 121. The sponge 222 is in contact with the glass 11 to slide, and the water supplied by the upper water pipe 23 permeates into the sponge 222 through each group of micropores 213, so that the water wets the glass 11, and the glass 11 is conveniently scrubbed.

The scrubbed wastewater flows downwards along with the glass 11, enters the water tank 131, gradually flows towards the short pipes 133 at the two ends, and enters the interior of the sewer pipe 24 through the short pipes 133, so that the flow guide and discharge of the cleaning wastewater are realized. The motor 3 drives the lead screw 1211 to rotate forward and backward for a plurality of times, and drives the cleaning frame 21 to slide up and down for a plurality of times in the chute 121, so that the cleaning block 22 finishes the cleaning operation on the glass 11.

When cleaning and replacement of the cleaning block is required, the bolts inside the positioning grooves 214 are unscrewed, the base 221 is removed, the sponge 222 is replaced, and the communication between each set of micro-holes 213 and the cavity 212 is checked. After the cleaning, when the motor 3 drives the screw 1211 to rotate, the cleaning frames 21 are accommodated in the wall grooves 134 on the lower end surfaces of the horizontal cross beams, so that the overall aesthetic property of the curtain wall structure is improved.

This curtain wall construction has realized the self-cleaning operation, has avoided the cleanup crew to carry out high altitude construction, and the cleanup crew only needs the break-make electricity of operating motor, and then has promoted the personal safety protection to the cleanup crew, has promoted cleaning efficiency, has reduced cleanup crew's intensity of labour.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a curtain wall construction of self-cleaning, includes curtain wall subassembly (1) and washs subassembly (2), its characterized in that: the curtain wall component (1) is internally embedded with glass (11), the curtain wall component (1) comprises a plurality of groups of vertical keels (12) and horizontal keels (13), each vertical keel (12) is vertically erected on the ground (4), each horizontal keel (13) is installed between two adjacent groups of vertical end faces of the vertical keels (12) close to each other, two adjacent groups of vertical end faces of the vertical keels (12) close to each other are vertically provided with a plurality of sections of opposite sliding grooves (121), two ends of the cleaning component (2) and the sliding grooves (121) on two sides are inserted and slid, the cleaning component (2) comprises a horizontally arranged cleaning frame (21), a cleaning block (22) is fixed at one indoor end of the cleaning frame (21), the cleaning block (22) is abutted and slid with the glass (11), and a lead screw (1211) with a vertical axis is installed inside the sliding groove (121), the cleaning frame (21) is inserted into the two ends of the sliding groove (121) and is provided with threaded holes (211) which are in sleeve joint rotation with the lead screw (1211), the cleaning frame (21) slides up and down along the sliding groove (121), and the upper end part of the vertical keel (12) is fixed with a motor (3) which coaxially rotates with the upper end part of the lead screw (1211).

2. A self-cleaning curtain wall construction as claimed in claim 1, wherein: the cleaning assembly (2) further comprises an upper water pipe (23) and a lower water pipe (24), a cavity (212) is formed in the cleaning frame (21), and a plurality of groups of micropores (213) communicated with the cavity (212) are formed in one side, facing the cleaning block (22), of the cleaning frame (21); the vertical keel (12) is internally provided with a through hole (122) penetrating through the upper end surface and the lower end surface of the vertical keel, the sewer pipe (24) is inserted into the through hole (122), the bottom of each sliding groove (121) is provided with a first round hole (123), an elastic telescopic pipe (124) is inserted into each first round hole (123), and two ends of each elastic telescopic pipe (124) are respectively communicated with the water feeding pipe (23) and the cavity (212).

3. A self-cleaning curtain wall construction as claimed in claim 2, wherein: the upper end face of the horizontal keel (13) is concavely provided with a water tank (131), two ends of the water tank (131) are respectively in sealing connection with the tank bottoms of the sliding grooves (121) on two sides, the sewer pipe (24) is inserted into the through hole (122), the tank bottom of each sliding groove (121) is provided with a second round hole (132), a short pipe (133) is inserted into each second round hole (132), and two ends of each short pipe (133) are respectively communicated with the water tank (131) and the sewer pipe (24).

4. A self-cleaning curtain wall construction according to claim 3, wherein: the bottom of the water tank (131) is inclined from the middle position of the bottom of the water tank (131) in the length direction to two sides.

5. A self-cleaning curtain wall construction as claimed in claim 1, wherein: each wash frame (21) up end is close to constant head tank (214) has been seted up to the vertical terminal surface in one side of glass (11), clean piece (22) include base (221) and sponge (222), base (221) are right sponge (222) clamp tightly, sponge (222) with glass (11) butt, base (221) joint income constant head tank (214) inside and with the tank bottom bolted connection of constant head tank (214).

6. A self-cleaning curtain wall construction according to claim 5, wherein: the lower terminal surface of horizontal fossil fragments (13) is sunken to be equipped with wall groove (134), wall groove (134) with wash frame (21) form fit, install cleaning block (22) wash frame (21) can accomodate in inside wall groove (134).

7. A self-cleaning curtain wall construction as claimed in claim 1, wherein: a shaft seat (41) is pre-embedded on the ground (4) below each vertical keel (12), a shaft body (1212) is coaxially fixed at the lower end of the lead screw (1211), and the shaft body (1212) and the shaft seat (41) are in inserted connection and rotation.

8. A self-cleaning curtain wall construction as claimed in claim 2, wherein: the periphery of the motor (3) is wrapped by a shell (31), and the shell (31) covers the inlet at the upper end of the through hole (122).