CN111456482B

CN111456482B - Glass curtain wall sealant injection device

Info

Publication number: CN111456482B
Application number: CN202010378547.0A
Authority: CN
Inventors: 郭奕钊; 吕福林; 周文敏
Original assignee: Guangdong Changhai Construction Engineering Co ltd
Current assignee: Guangdong Changhai Construction Engineering Co.,Ltd.
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2020-12-18
Anticipated expiration: 2040-05-07
Also published as: GB202012514D0; CN111456482A

Abstract

The invention discloses a glass curtain wall sealant injection device, which comprises a carrier, wherein an injection lifting and moving device is arranged on the carrier and is used for providing lifting motion and back-and-forth moving motion required by injection of a glass curtain wall, a lifting box is arranged at the lower right side of the carrier, a fitting steering device is arranged in the lifting box and is used for providing pressure required by wall-attaching moving and providing rotating motion required for changing the injection direction, a glue injection device is arranged at the left side of the fitting steering device and is used for spraying and scraping sealant on the glass curtain wall, the glue injection device can recycle the redundant sealant generated by scraping, and an injection amount adjusting device is arranged in the glue injection device. And an adhesive tape is not needed, so that resources are saved.

Description

Glass curtain wall sealant injection device

Technical Field

The invention relates to the technical field of glass curtain wall glue injection, in particular to a glass curtain wall sealant injection device.

Background

The invention discloses a glass curtain wall, which is a building external protective structure or a decorative structure, wherein a supporting structure system can have certain displacement capacity relative to a main structure and does not bear the action of the main structure, the glass curtain wall is generally required to spray sealant to a gap between glass after the main body is installed, at present, a lifting hanging basket is mainly manually carried to spray the sealant to the glass curtain wall, the glass curtain wall is manually sprayed, adhesive tapes are required to be pasted to the glass on two sides of the gap before spraying, the glass is prevented from being polluted by the sealant in the construction process, the adhesive tapes are required to be manually torn out after spraying is completed, so that the efficiency of spraying the sealant to the gap of the glass curtain wall is lower, and the consumption of the adhesive tapes is higher.

Disclosure of Invention

The technical problem is as follows: the efficiency of spraying the sealant in the gap of the glass curtain wall is lower, and the consumption of the adhesive tape is higher.

The glass curtain wall sealant injection device comprises a carrier, wherein a glue injection lifting and moving device is arranged on the carrier and used for providing lifting motion and back-and-forth moving motion required by glue injection of the glass curtain wall, a lifting box is arranged on the lower right side of the carrier, a laminating steering device is arranged in the lifting box and used for providing pressure required by wall adhering movement and providing rotary motion required for changing the glue injection direction, the laminating steering device comprises a lifting cavity arranged in the lifting box, a reduction box is fixedly connected to the inner wall of the rear side of the lifting cavity, a speed reducing shaft extending to the outside of the end face of the lifting box leftwards is connected in the reduction box in a rotating mode, a spline barrel with an opening facing the left is fixedly connected to the end face of the left side of the reduction box, the speed reducing shaft penetrates through the spline cylinder, a first rotating shaft which extends rightwards into the lifting cavity is arranged in the reduction gearbox, the first rotating shaft is positioned at the upper right side of the speed reducing shaft, a second gear is fixedly connected onto the first rotating shaft, a motor base which is positioned at the right side of the reduction gearbox is fixedly connected onto the inner wall at the rear side of the lifting cavity, a glue injection device is arranged at the left side of the laminating steering device and used for spraying and scraping sealant on a glass curtain wall and can recycle redundant sealant generated by scraping, the glue injection device comprises a rotating box which is fixedly connected onto the speed reducing shaft and is positioned at the left side of the lifting box, a rotating cavity with an opening facing left is arranged in the rotating box, a valve body is fixedly connected onto the inner wall at the right side of the rotating cavity, a valve body cavity is arranged in the valve body, and a valve core is connected onto the inner wall at the right side, the glue injection device is internally provided with an injection amount adjusting device, and the injection amount adjusting device adjusts the glue spraying amount of the glue injection device by detecting the moving speed of the lifting box, so that the quality of spraying the sealant is ensured, and the sealant is saved.

Preferably, the glue injection lifting and moving device comprises a winch fixedly connected to the end face of the upper side of the carrier, a steel wire rope extending downwards is arranged in the winch, and the lifting box is fixedly connected to the steel wire rope and located on the lower side of the winch.

Preferably, a motor shaft extending rightwards is rotatably connected to the end face of the right side of the motor base, a motor fixedly connected to the motor shaft is fixedly connected to the motor base, the motor shaft extends rightwards to the outside of the end face of the lifting box, a fan located on the right side of the lifting box is fixedly connected to the motor shaft, an air duct pipe with an opening facing right is fixedly connected to the end face of the right side of the lifting box, the fan is located in the air duct pipe, a fixing rod located on the lower side of the motor base is slidably connected to the inner wall of the rear side of the lifting cavity, two sliding tables which are bilaterally symmetrical are fixedly connected to the fixing rod, the reduction gearbox and the motor base are located between the two sliding tables, a spline wheel is rotatably connected to the end face of the right side of the left third gear, the spline wheel can be in splined connection with the spline cylinder, The third gear, the reduction shaft with spline wheel flat key connects, and the right side the slip table left side terminal surface up-conversion is connected with first gear, the motor shaft runs through first gear with the slip table, just the motor shaft with first gear flat key connects, first gear can with second gear meshing is connected, fixedly connected with electro-magnet on the motor cabinet right side terminal surface, the electro-magnet with be connected with compression spring between the first gear.

Preferably, a slide rod is fixedly connected to the end face of the lower side of the valve core, the slide rod extends downwards to the outside of the end face of the valve body cavity, a spray pipe is connected to the end face of the left side of the valve body cavity in a communicating manner, the spray pipe is used for injecting sealing glue into a gap of a glass curtain wall, the spray pipe extends leftwards to the outside of the end face of the rotating cavity, a fixed block is fixedly connected to the front side and the rear side end face of the rotating cavity, the two fixed blocks are symmetrical front and back, an L-shaped sliding plate positioned on the left side of the rotating box is fixedly connected to the fixed block, the L-shaped sliding plate can be abutted against the wall surface of the glass curtain wall, the same scraper blade is fixedly connected to the right side end face of the two L-shaped sliding plates, the scraper blade is used for scraping the sealing glue, the scraper blade, vice liquid pump with retrieve and communicate with each other between the chamber and connect, fixedly connected with bin on the upper side inner wall in lift chamber, it has sealed glue to store in the bin, bin upside terminal surface with communicate with each other between the vice liquid pump and be connected with the recovery tube, be equipped with the liquid pump on the bin left side terminal surface, the liquid pump with communicate with each other between the valve body chamber right side terminal surface and be connected with the conveyer pipe, the case can seal the valve body chamber with conveyer pipe opening mutually.

Preferably, the injection amount adjusting device comprises an air passage pipe fixedly connected to the inner wall of the rear side of the rotating cavity, a venturi is fixedly connected to the end surface of the left side of the air passage pipe, a pipeline is connected between the venturi reduction section and the air passage pipe, an air cylinder is fixedly connected to the end surface of the upper side of the air passage pipe, an air cavity with an upward opening and communicated with the air passage pipe is arranged in the air cylinder, a piston is connected in the air cavity in a sliding manner, a return spring is connected between the piston and the inner wall of the lower side of the air cavity, a piston rod is fixedly connected to the end surface of the upper side of the piston, the piston rod extends upwards into the rotating cavity, a second rotating shaft extending forwards is rotatably connected to the inner wall of the rear side of the rotating cavity, the second rotating shaft is located on the right side of the piston rod, and a lever located on, the inner wall of the rear side of the rotating cavity is rotatably connected with a forward extending fourth gear shaft which is positioned on the right side of the fourth gear, the fourth gear shaft is fixedly connected with a fourth gear which is fixedly connected with the fourth gear shaft, the fourth gear is meshed with the rack and is connected with the rack, the inner wall of the rear side of the rotating cavity is rotatably connected with a forward extending transmission shaft which is positioned on the right side of the fourth gear, the transmission shaft is fixedly connected with a third gear which is meshed with the fourth gear, and the transmission shaft is fixedly connected with a connecting rod, the connecting rod is hinged with the sliding rod.

The invention has the beneficial effects that: the glue injection lifting and moving device can provide lifting movement and back-and-forth movement required by sealant spraying, so that sealant spraying work of a gap in two directions can be realized, the glue injection device can prevent glass from being polluted in the sealant spraying process through the L-shaped sliding plate, so that a glue tape is not needed, the glue injection device can automatically scrape the sprayed sealant, and the excessive sealant generated by scraping is recovered, the injection amount adjusting device can adjust the glue spraying amount according to the moving speed, so that the sealant spraying quality is ensured, and the sealant using amount is saved.

Drawings

For ease of illustration, the invention is described in detail by the following specific examples and figures.

FIG. 1 is a schematic view of the overall structure of a sealant injection device for a glass curtain wall according to the present invention;

FIG. 2 is an enlarged view of the structure at "A" in FIG. 1;

FIG. 3 is an enlarged view of the structure at "B" of FIG. 2;

FIG. 4 is an enlarged view of the structure at "C" of FIG. 2;

FIG. 5 is an enlarged view of the structure at "D" of FIG. 2;

FIG. 6 is an enlarged view of the structure at "E" in FIG. 4;

FIG. 7 is a schematic view of the structure in the direction "F-F" of FIG. 2;

FIG. 8 is a schematic view of the structure in the direction "G-G" of FIG. 7.

Detailed Description

The invention will now be described in detail with reference to fig. 1 to 8, for the sake of convenience of description, the following orientations are now defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a glass curtain wall sealant injection device, which is mainly applied to glass curtain wall glue injection, and the invention is further explained by combining the attached drawings of the invention:

the invention relates to a glass curtain wall sealant injection device, which comprises a carrier 11, wherein an injection lifting and moving device 101 is arranged on the carrier 11, the injection lifting and moving device 101 is used for providing lifting motion and front-back movement required by injection of glass curtain walls, a lifting box 14 is arranged on the lower right side of the carrier 11, a fitting steering device 102 is arranged in the lifting box 14, the fitting steering device 102 provides pressure required by wall-adhering movement and can provide rotary motion required by changing the injection direction, the fitting steering device 102 comprises a lifting cavity 16 arranged in the lifting box 14, a reduction box 19 is fixedly connected on the inner wall of the rear side of the lifting cavity 16, the reduction box 19 is rotatably connected with a reduction shaft 26 extending leftwards to the outer end face of the lifting box 14, a spline cylinder 43 with an opening facing leftwards is fixedly connected on the end face of the left side of the reduction box 19, the speed reducing shaft 26 penetrates through the spline barrel 43, a first rotating shaft 45 which extends rightwards into the lifting cavity 16 is arranged in the reduction gearbox 19, the first rotating shaft 45 is positioned at the upper right side of the speed reducing shaft 26, a second gear 41 is fixedly connected to the first rotating shaft 45, a motor base 24 which is positioned at the right side of the reduction gearbox 19 is fixedly connected to the inner wall of the rear side of the lifting cavity 16, a glue injection device 103 is arranged at the left side of the attaching and steering device 102, the glue injection device 103 is used for spraying and scraping sealant on a glass curtain wall, the glue injection device 103 can recycle the redundant sealant generated by scraping, the glue injection device 103 comprises a rotating box 27 which is fixedly connected to the speed reducing shaft 26, the rotating box 27 is positioned at the left side of the lifting box 14, a rotating cavity 28 with an opening facing to the left is arranged in the rotating box 27, and a valve body 34 is fixedly connected to the inner wall of the right, the inside of the valve body 34 is provided with a valve body cavity 48, the inner wall of the right side of the valve body cavity 48 is connected with a valve core 49 in a sliding manner, the inside of the glue injection device 103 is provided with an injection amount adjusting device 104, the injection amount adjusting device 104 adjusts the glue spraying amount of the glue injection device 103 by detecting the moving speed of the lifting box 14, and therefore the quality of sprayed glue is guaranteed and the glue is saved.

Advantageously, the glue injection lifting and moving device 101 includes a winch 12 fixedly connected to an upper end surface of the carrier 11, a downwardly extending steel wire rope 13 is disposed in the winch 12, and the lifting box 14 is fixedly connected to the steel wire rope 13 and located at a lower side of the winch 12.

Beneficially, a motor shaft 21 extending rightwards is rotatably connected to the end face of the right side of the motor base 24, a motor 23 fixedly connected to the motor base 24 is in power connection with the motor shaft 21, the motor shaft 21 extends rightwards to the outside of the end face of the lifting box 14, a fan 20 located on the right side of the lifting box 14 is fixedly connected to the motor shaft 21, an air duct pipe 18 with an opening facing right is fixedly connected to the end face of the right side of the lifting box 14, the fan 20 is located in the air duct pipe 18, a fixing rod 25 located on the lower side of the motor base 24 is slidably connected to the inner wall of the rear side of the lifting cavity 16, two sliding tables 42 symmetrical left and right are fixedly connected to the fixing rod 25, the reduction gearbox 19 and the motor base 24 are located between the two sliding tables 42, a spline wheel 47 is rotatably connected to the end face of the right side of the left third gear 44, and the spline wheel 47 can be, the reduction shaft 26 runs through spline wheel 47 third gear 44, the reduction shaft 26 with spline wheel 47 parallel key is connected, the right side slip table 42 left side terminal surface upward is connected with first gear 22, motor shaft 21 runs through first gear 22 with slip table 42, just motor shaft 21 with first gear 22 parallel key is connected, first gear 22 can with second gear 41 meshing is connected, fixedly connected with electro-magnet 69 on the terminal surface of motor cabinet 24 right side, electro-magnet 69 with be connected with compression spring 46 between the first gear 22, through motor 23 drives motor shaft 21 fan 20 rotates, makes fan 20 can produce the air current to the right to provide and hug closely the required thrust left of glass curtain wall.

Beneficially, a sliding rod 51 is fixedly connected to the end face of the lower side of the valve core 49, the sliding rod 51 extends downwards to the outside of the end face of the valve body cavity 48, a spraying pipe 35 is connected to the end face of the left side of the valve body cavity 48 in a communicating manner, the spraying pipe 35 is used for injecting sealant into a gap of the glass curtain wall, the spraying pipe 35 extends leftwards to the outside of the end face of the rotating cavity 28, a fixing block 36 is fixedly connected to the front side and the rear side of the rotating cavity 28, the two fixing blocks 36 are symmetrical front and back, an L-shaped sliding plate 33 located on the left side of the rotating box 27 is fixedly connected to the fixing block 36, the L-shaped sliding plate 33 can abut against the wall face of the glass curtain wall, the same scraping plate 38 is fixedly connected to the end face of the right side of the two L-shaped sliding plates 33, the scraping plate 38 is used for scraping the sealant, the, fixedly connected with secondary liquid pump 39 on the terminal surface of scraper blade 38 upside, secondary liquid pump 39 with retrieve and communicate with each other between the chamber 55 and be connected, fixedly connected with bin 15 on the 16 upside inner walls in lift chamber, the sealed glue of having stored in bin 15, bin 15 upside terminal surface with communicate with each other between secondary liquid pump 39 and be connected with recovery tube 40, be equipped with liquid pump 17 on the terminal surface of bin 15 left side, liquid pump 17 with communicate with each other between the terminal surface of valve body chamber 48 right side and be connected with conveyer pipe 50, case 49 can seal valve body chamber 48 with conveyer pipe 50 communicates with each other, through secondary liquid pump 39 can with scraper blade 38 removes the unnecessary sealed glue that the strickles production and passes through recovery tube 40 carries back in the bin 15.

Advantageously, the injection quantity adjusting device 104 includes an air passage pipe 29 fixedly connected to the inner wall of the rear side of the rotating cavity 28, a venturi 30 is fixedly connected to the left end surface of the air passage pipe 29, a pipeline 31 is connected between the reduced diameter section of the venturi 30 and the air passage pipe 29, an air cylinder 67 is fixedly connected to the upper end surface of the air passage pipe 29, an air cavity 52 with an upward opening and communicated with the air passage pipe 29 is arranged in the air cylinder 67, a piston 66 is slidably connected in the air cavity 52, a return spring 68 is connected between the piston 66 and the lower inner wall of the air cavity 52, a piston rod 53 is fixedly connected to the upper end surface of the piston 66, the piston rod 53 extends upward into the rotating cavity 28, a second rotating shaft 62 extending forward is rotatably connected to the inner wall of the rear side of the rotating cavity 28, and the second rotating shaft 62 is located at the right side of the piston rod 53, the second rotating shaft 62 is fixedly connected with a lever 54 positioned at the front side of the piston rod 53, two slide grooves 65 which are arranged left and right and run through front and back are arranged in the lever 54, a rack 60 is connected to the inner wall of the rear side of the rotating cavity 28 in a sliding manner, the rack 60 is positioned at the right side of the second rotating shaft 62, a slide pin 64 extending forwards is fixedly connected to the front end face of the rack 60 and the piston rod 53, the slide pin 64 extends into the slide groove 65, the slide pin 64 is connected with the slide groove 65 in a sliding manner, a fourth gear shaft 59 extending forwards is connected to the inner wall of the rear side of the rotating cavity 28 in a rotating manner, the fourth gear shaft 59 is positioned at the right side of the rack 60, a fourth gear 58 is fixedly connected to the fourth gear shaft 59, the fourth gear 58 is meshed with the rack 60, and a transmission shaft 56 extending forwards is connected to the inner wall of the rear side of, the transmission shaft 56 is located at the right side of the fourth gear 58, the transmission shaft 56 is fixedly connected with a third gear 44 meshed with the fourth gear 58, the transmission shaft 56 is fixedly connected with a connecting rod 57, the connecting rod 57 is hinged with the sliding rod 51, when the lifting box 14 moves, airflow flows through the venturi 30 to generate negative pressure at the pipeline 31, and along with the increase of the moving speed of the lifting box 14, the more the negative pressure at the pipeline 31 is, the larger the downward movement of the piston 66 and the piston rod 53 is, the larger the upward movement of the sliding rod 51 and the valve core 49 is, the larger the opening of the communication port of the conveying pipe 50 and the valve body cavity 48 is, so that the adjustment of glue spraying amount of the moving speed of the lifting box 14 is realized.

The following will describe in detail the use steps of a glass curtain wall sealant injection device in the present disclosure with reference to fig. 1 to 8:

initial state: the electromagnet 69 is not electrified, under the action of the compression spring 46, the first gear 22, the sliding table 42, the fixed rod 25 and the spline wheel 47 are positioned at the right limit position, so that the first gear 22 and the second gear 41 are not meshed and connected, the spline wheel 47 is in spline connection with the spline barrel 43, the rotation of the speed reducing shaft 26 is limited, and the L-shaped sliding plate 33 and the venturi tube 30 are positioned at the vertical positions, so that the glass curtain wall spraying sealant in the vertical direction can be sprayed;

when the device works, the external equipment transports the carrier 11 to the roof, the carrier 11 moves to a designated working position, the winch 12 starts, the winch 12 gradually releases the steel wire rope 13 when working, the lifting box 14 gradually moves downwards under the action of gravity, the motor 23 starts, the motor 23 drives the motor shaft 21 and the fan 20 to rotate, the fan 20 generates a rightward air flow, the counter force of the air flow enables the lifting box 14 and the L-shaped sliding plate 33 to move leftwards, so that the L-shaped sliding plate 33 is attached to the glass curtain wall, at the moment, the scraper 38 and the spray pipe 35 are positioned at the gap of the glass curtain wall, the lifting box 14 moves downwards, so that the air flow passes through the Venturi tube 30, the air flow generates negative pressure at the pipeline 31 through the Venturi tube 30, the negative pressure is conveyed into the air cavity 52 through the air passage tube 29 and drives the piston 66 to move downwards, the piston 66 drives the piston rod 53 to move downwards, the piston rod 53 drives the lever 54 to rotate through, the lever 54 drives the rack 60 to move upwards through the slide groove 65 on the right side and the slide pin 64 on the rack 60, the rack 60 drives the fourth gear 58 to rotate through meshing connection, the fourth gear 58 drives the third gear 44 to rotate through meshing connection, the third gear 44 drives the transmission shaft 56 and the connecting rod 57 to rotate, the connecting rod 57 drives the sliding rod 51 to move upwards, the sliding rod 51 drives the valve core 49 to move upwards to enable the conveying pipe 50 to be communicated with the valve body cavity 48, the downward moving amount of the piston 66 and the piston rod 53 is increased along with the increase of the moving speed of the lifting box 14, the upward moving amount of the sliding rod 51 and the valve core 49 is increased, the communication opening area of the conveying pipe 50 and the valve body cavity 48 is increased, the flow passing through the conveying pipe 50, the valve body cavity 48 and the spraying pipe 35 is increased, and on the contrary, the communication opening area of the valve core 49 and the conveying pipe 50 is gradually reduced along, The flow of the spray pipe 35 is reduced, so that the moving speed of the lifting box 14 is detected, and the glue spraying amount is adjusted according to the moving speed;

then the liquid pump 17 and the auxiliary liquid pump 39 are started, the liquid pump 17 conveys the sealant in the storage box 15 into the spray pipe 35 through the conveying pipe 50 and the valve body cavity 48, then the spray pipe 35 sprays the sealant to the gap of the glass curtain wall, the sprayed sealant can be prevented from polluting the wall body of the glass curtain wall due to the shielding effect of the L-shaped sliding plate 33, meanwhile, the lifting box 14 drives the speed reducing shaft 26, the rotating box 27, the L-shaped sliding plate 33 and the scraping plate 38 to move downwards, the scraping plate 38 scrapes the sealant in the gap, the redundant sealant generated by scraping is collected into the recovery cavity 55, and the auxiliary liquid pump 39 conveys the redundant sealant back into the storage box 15 through the recovery pipe 40 for storage, so that the sealant spraying movement of the gap of the glass curtain wall in;

when the gap spraying in the front-back direction is needed, the winch 12 drives the lifting box 14 to move up and down to the working position through the steel wire rope 13, the electromagnet 69 is electrified to adsorb the first gear 22, so that the first gear 22 is meshed with the second gear 41, the spline wheel 47 moves to the left side of the spline barrel 43, the spline wheel 47 is separated from the spline barrel 43, then the motor 23 is started to drive the motor shaft 21 to rotate, the motor shaft 21 drives the first gear 22 to rotate through the flat key connection, the first gear 22 drives the second gear 41 to rotate through the meshed connection, the second gear 41 drives the first rotating shaft 45 to rotate, the first rotating shaft 45 drives the reduction box 19 to work, the reduction box 19 drives the reduction shaft 26 to rotate ninety degrees, the reduction shaft 26 drives the rotating box 27, the venturi tube 30 and the L-shaped sliding plate 33 to rotate ninety degrees, so that the L-shaped sliding plate 33 and the rotating box 27 are positioned at the horizontal position, then the electromagnet 69 is de-energized, under the action of the compression spring 46, the first gear 22 moves rightwards to reset, so that the fixed rod 25 and the spline wheel 47 move rightwards to reset, the spline wheel 47 is in spline connection with the spline barrel 43, the rotation of the speed reducing shaft 26 is limited, then the carrier 11 drives the winch 12 and the lifting box 14 to move backwards and spray sealant to move, and therefore sealant spraying movement of a gap of the glass curtain wall in the front-back direction is achieved, and automatic sealant spraying of the glass curtain wall is achieved.

In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.

Claims

1. The utility model provides a sealed injection device that glues of glass curtain wall, includes the carrier, its characterized in that: the carrier is provided with a glue injection lifting and moving device which is used for providing lifting motion and back-and-forth moving motion required by glue injection of the glass curtain wall, the right lower side of the carrier is provided with a lifting box, a laminating steering device is arranged in the lifting box and provides pressure required by wall pasting movement and can provide rotating motion required by changing the glue injection direction, the laminating steering device comprises a lifting cavity arranged in the lifting box, the inner wall of the rear side of the lifting cavity is fixedly connected with a reduction gearbox, the reduction gearbox is rotationally connected with a reduction shaft extending to the outside of the end surface of the lifting box leftwards, the end surface of the left side of the reduction gearbox is fixedly connected with a spline cylinder with an opening facing leftwards, the reduction shaft penetrates through the spline cylinder, a first rotating shaft extending to the inside of the lifting cavity rightwards is arranged in the reduction gearbox, and the first rotating shaft is positioned on the right upper side of the reduction, the first rotating shaft is fixedly connected with a second gear, the inner wall of the rear side of the lifting cavity is fixedly connected with a motor base positioned on the right side of the reduction box, the left side of the laminating steering device is provided with a glue injection device, the glue injection device is used for spraying and scraping sealant on a glass curtain wall, the glue injection device can recycle and utilize the redundant sealant generated by scraping, the glue injection device comprises a rotating box fixedly connected on the reduction shaft, the rotating box is positioned on the left side of the lifting box, a rotating cavity with an opening facing left is arranged in the rotating box, the inner wall of the right side of the rotating cavity is fixedly connected with a valve body, a valve body cavity is arranged in the valve body, the inner wall of the right side of the valve body cavity is slidably connected with a valve core, an injection quantity adjusting device is arranged in the glue injection device, and the injection quantity adjusting device adjusts the glue injection quantity of the glue, thereby ensuring the quality of the sprayed sealant and saving the sealant; the glue injection lifting and moving device comprises a winch fixedly connected to the end face of the upper side of the carrier, a steel wire rope extending downwards is arranged in the winch, and the lifting box is fixedly connected to the steel wire rope and is positioned on the lower side of the winch; the motor shaft which extends rightwards is rotatably connected to the end face of the right side of the motor base, the motor shaft is in power connection with a motor which is fixedly connected to the motor base, the motor shaft extends rightwards to the outside of the end face of the lifting box, the motor shaft is fixedly connected to a fan which is positioned on the right side of the lifting box, the end face of the right side of the lifting box is fixedly connected to an air duct pipe with an opening facing right, the fan is positioned in the air duct pipe, a fixed rod which is positioned on the lower side of the motor base is slidably connected to the inner wall of the rear side of the lifting cavity, two sliding tables which are symmetrical leftwards and rightwards are fixedly connected to the fixed rod, the reduction gearbox and the motor base are positioned between the two sliding tables, a spline wheel is rotatably connected to the end face of the right side of a third gear on the left side, the, the reduction shaft is in flat key connection with the spline wheel, a first gear is rotationally connected to the left side end face of the sliding table on the right side, the motor shaft penetrates through the first gear and the sliding table, the motor shaft is in flat key connection with the first gear, the first gear can be in meshed connection with the second gear, an electromagnet is fixedly connected to the right side end face of the motor base, and a compression spring is connected between the electromagnet and the first gear; the valve core is characterized in that a sliding rod is fixedly connected to the end face of the lower side of the valve core, the sliding rod extends downwards to the outside of the end face of the valve body cavity, a spray pipe is connected to the end face of the left side of the valve body cavity in a communicating manner, the spray pipe is used for injecting sealing glue into a gap of a glass curtain wall, the spray pipe extends leftwards to the outside of the end face of the rotating cavity, a fixed block is fixedly connected to the front side and the rear side of the rotating cavity, the front side and the rear side of the rotating cavity are symmetrical, an L-shaped sliding plate positioned on the left side of the rotating box is fixedly connected to the fixed block, the L-shaped sliding plate can be abutted against the wall surface of the glass curtain wall, the right side end face of the two L-shaped sliding plates is fixedly connected with the same scraper blade, the scraper blade, the auxiliary liquid pump is communicated and connected with the recovery cavity, the inner wall of the upper side of the lifting cavity is fixedly connected with a storage box, sealant is stored in the storage box, the end surface of the upper side of the storage box is communicated and connected with the auxiliary liquid pump through a recovery pipe, the end surface of the left side of the storage box is provided with a liquid pump, the liquid pump is communicated and connected with the end surface of the right side of the valve body cavity through a delivery pipe, and the valve core can seal the communication port of the valve body cavity and the delivery pipe; the injection quantity adjusting device comprises an air path pipe fixedly connected to the inner wall of the rear side of the rotating cavity, a venturi is fixedly connected to the end face of the left side of the air path pipe, a pipeline is connected between the venturi reducing section and the air path pipe, an air cylinder is fixedly connected to the end face of the upper side of the air path pipe, an air cavity with an upward opening and communicated with the air path pipe is arranged in the air cylinder, a piston is connected in the air cavity in a sliding manner, a return spring is connected between the piston and the inner wall of the lower side of the air cavity, a piston rod is fixedly connected to the end face of the upper side of the piston, the piston rod extends upwards into the rotating cavity, a second rotating shaft extending forwards is rotatably connected to the inner wall of the rear side of the rotating cavity, the second rotating shaft is located on the right side of the piston rod, a lever located on the front side of the piston rod is fixedly connected to, the inner wall of the rear side of the rotating cavity is connected with a rack in a sliding way, the rack is positioned on the right side of the second rotating shaft, the rack and the front end face of the piston rod are fixedly connected with a sliding pin extending forwards, the sliding pin extends into the sliding groove, the sliding pin is connected with the sliding groove in a sliding way, a fourth gear shaft extending forwards is connected on the inner wall of the rear side of the rotating cavity in a rotating way, the fourth gear shaft is positioned at the right side of the rack, a fourth gear is fixedly connected to the fourth gear shaft, the fourth gear is meshed with the rack, a transmission shaft extending forwards is rotatably connected to the inner wall of the rear side of the rotating cavity, the transmission shaft is located on the right side of the fourth gear, the transmission shaft is fixedly connected with a third gear in meshed connection with the fourth gear, the transmission shaft is fixedly connected with a connecting rod, and the connecting rod is hinged to the sliding rod.