A water-saving spray curing device for concrete building structure

Abstract

The invention discloses a water-saving spray curing device for a concrete building structure, and relates to the technical field of spray curing, comprising a workbench, a lifting device is fixedly installed at the bottom of the workbench, a moving device is fixedly installed at the bottom of the lifting device, and the spray curing device is arranged on the top of the workbench, the spray curing device comprises a water storage cylinder, a pumping device, a water tank, a spraying device, a water collecting tank, a water guide pipe, a support frame, a motor, a reciprocating screw, a fixed plate, a trapezoidal plate, a threaded block, a sliding rod and a circular ring, the water in the water storage cylinder is pumped out by the pumping device, and then enters the spraying device through the water tank, and the wall is sprayed by the spraying device, the water storage cylinder is fixedly installed on the top of the workbench, the pumping device is fixedly installed on the bottom of the inner wall of the water storage cylinder, and the water tank is fixedly installed on the top of the workbench, and water resources can be saved by collecting splashed water, and water can be prevented from flowing downwards and directly causing water resources waste.

Description

Technical Field

[0001] The invention relates to the technical field of spraying and curing, in particular to a water-saving spraying and curing device for a concrete building structure. Background Art

[0002] After pouring, concrete needs to be sprayed with water for curing to prevent cracks from forming on the surface of the concrete during the hardening process, which would affect the quality and aesthetics of the concrete.

[0003] The patent with patent announcement number CN217353658U relates to a water-saving spray maintenance device for a concrete building structure, including a base, a water storage tank arranged above the base, and a spray system arranged above the base, the spray system including a lifting bracket arranged on the base, a water spray pipe arranged on the lifting bracket, a plurality of nozzles arranged on the water spray pipe, and a first electric telescopic rod arranged between the water spray pipe and the lifting bracket, the water spray pipe is fixed to the lifting bracket through the first electric telescopic rod, a water collecting trough is provided below the water spray pipe, a water collecting cloth is provided on the water collecting trough, one end edge of the water collecting cloth is fixed to the upper edge of the side plate on the same side of the water collecting trough and the nozzle, two second electric telescopic rods are provided below the water collecting trough, and the telescopic ends of the two second electric telescopic rods are movably abutted against the side of the water collecting cloth close to the water collecting trough, thereby facilitating the adjustment of the spray height and reducing the waste of water resources.

[0004] In the above patent, a water collecting trough is provided under the water spray pipe, and a water collecting cloth is provided on the water collecting trough. One end edge of the water collecting cloth is fixed to the upper edge of the side plate on the same side of the water collecting trough and the nozzle, and two second electric telescopic rods are provided under the water collecting trough. The telescopic ends of the two second electric telescopic rods are movably abutted against the side of the water collecting cloth close to the water collecting trough, so as to facilitate the adjustment of the spray height and reduce the waste of water resources. However, during use, the spray system cannot swing left and right, which will result in a reduction in the spray range, requiring more water and time for spraying, resulting in reduced work efficiency. Summary of the invention

[0005] In view of the deficiencies in the prior art, the present invention provides a water-saving spray curing device for a concrete building structure, which solves the problems raised in the above-mentioned background technology.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: a water-saving spray curing device for a concrete building structure, comprising a workbench, a lifting device is fixedly installed at the bottom of the workbench, and a moving device is fixedly installed at the bottom of the lifting device; a spray curing device, the spray curing device is arranged on the top of the workbench, the spray curing device comprises a water storage cylinder, a pumping device, a water tank, a spraying device, a water collecting tank, a water guide pipe, a support frame, a motor, a reciprocating screw, a fixed plate, a trapezoidal plate, a threaded block, a sliding rod and a ring, the water inside the water storage cylinder is pumped out by the pumping device, and then enters the spraying device through the water tank, and the wall is sprayed by the spraying device, the water storage cylinder is fixedly installed on the top of the workbench, the pumping device is fixedly installed on the bottom of the inner wall of the water storage cylinder, the water tank is fixedly installed on the top of the workbench, and the spraying device The water collecting tank is fixedly mounted on the top of the workbench, one end of the water pipe is fixedly mounted on the surface of the water collecting tank, the other end of the water pipe is fixedly mounted on the surface of the water tank, the support frame is fixedly mounted on both sides of the workbench, the motor is fixedly mounted on the outer wall of the support frame, the reciprocating screw is fixedly mounted on the output end of the motor, the fixed plate is fixedly mounted on the inner wall of the support frame, the trapezoidal plate is fixedly mounted on the surface of the fixed plate, the threaded block is threadedly mounted on the surface of the reciprocating screw, the spray device is fixedly mounted on the top of the threaded block, the threaded block is slidably mounted on the top of the fixed plate, the sliding rod is slidably mounted on the surface of the threaded block, the ring is fixedly mounted on the top of the sliding rod, the trapezoidal plate will push the sliding rod to move upward, the upward movement of the sliding rod will drive the ring to move upward, and the upward movement of the ring will contact the hose of the spray device.

[0007] According to the above technical solution, a No. 1 spring is arranged between the sliding rod and the threaded block, and the No. 1 spring drives the sliding rod to reset. The circular ring contacts the spray device, the trapezoidal plate is arranged under the sliding rod, and a one-way valve is arranged inside the water pipe, which prevents water from entering the water collecting tank.

[0008] According to the above technical solution, a control device is provided, wherein the control device is arranged on the surface of the spray device, and the control device includes a connecting port, a spray head, a semicircular block, a sliding rod, a sealing block and a pulley frame. The reciprocating motion of the threaded block drives the connecting port, the spray head and the sliding rod to reciprocate, the reciprocating motion of the sliding rod drives the pulley frame to reciprocate, and the reciprocating motion of the pulley frame contacts the semicircular block. The connecting port is fixedly mounted on the surface of the spray device, the spray head is rotatably mounted on the surface of the connecting port, the semicircular block is fixedly mounted on the fixed plate, the sliding rod slides through the surface of the connecting port, the sealing block is fixedly mounted on the top of the sliding rod, and the pulley frame is fixedly mounted on the bottom of the sliding rod.

[0009] According to the above technical solution, an L-shaped plate is fixedly installed on the surface of the fixed plate, a rack is fixedly installed on the top of the L-shaped plate, a tooth block is fixedly installed on the circumferential surface of the nozzle, the rack and the tooth block surface are meshed, the reciprocating motion of the nozzle will drive the tooth block to reciprocate, the reciprocating motion of the tooth block will contact the rack, the rack drives the tooth block to rotate, and the rotation of the tooth block drives the nozzle to rotate.

[0010] According to the above technical solution, a No. 2 spring is arranged between the slide rod and the connecting port, and the No. 2 spring drives the slide rod to reset. The pulley frame is arranged on the top of the semicircular block, and the pulley frame contacts the surface of the semicircular block.

[0011] According to the above technical scheme, a collecting device is provided, wherein the collecting device is arranged inside a water collecting tank, and the collecting device comprises a guide plate, a disc, a fixing frame, a pulley, a connecting rod, a triangular plate, a pressure nozzle and a sealing plate. The guide plate can make the splashed water flow into the water collecting tank to improve the collecting effect. The connecting rod moves in a direction away from the reciprocating screw rod, which pushes the sealing plate to move in a direction away from the reciprocating screw rod. The sealing plate moves in a direction away from the reciprocating screw rod, which squeezes the water inside the water collecting tank and sprays it out through the pressure nozzle. The guide plate is fixedly mounted on the inner wall of the water collecting tank, the disc is fixedly mounted on a side of the reciprocating screw rod away from the motor, the fixing frame is fixedly mounted on the circumferential surface of the disc, the pulley is rotatably mounted between the fixing frames, the connecting rod is slidably mounted on the inner wall of the water collecting tank, the triangular plate is fixedly mounted on the surface of the connecting rod, the pressure nozzle is fixedly mounted on the surface of the water collecting tank, the sealing plate is slidably mounted on the bottom of the inner wall of the water collecting tank, and the sealing plate moves in a direction close to the water pipe, which pushes the collected water into the water pipe, and then enters the water tank through the water pipe.

[0012] According to the above technical solution, the pulley contacts the surface of the triangular plate, and the guide plate is arranged on the top of the sealing plate, and contacts the bottom of the guide plate through the sealing plate, thereby improving the sealing effect and facilitating squeezing water out through the pressure nozzle.

[0013] According to the above technical solution, a No. 3 spring is arranged between the connecting rod and the water collecting tank, and the No. 3 spring is used to drive the connecting rod to reset. The connecting rod is in contact with the surface of the sealing plate, and a No. 4 spring is arranged between the sealing plate and the water collecting tank, and the No. 4 spring is used to drive the sealing plate to reset.

[0014] The present invention provides a water-saving spray curing device for a concrete building structure. It has the following beneficial effects:

[0015] (1) The invention can increase the spraying area and improve the spraying efficiency through the reciprocating motion of the spraying device. At the same time, the water splashed by the sprayed concrete will enter the water collecting tank. By collecting the splashed water, water resources can be saved and the water can be prevented from flowing downward and directly causing water resource waste. At the same time, the ring can reduce the wear caused by the reciprocating motion of the hose. At the same time, the upward movement of the ring will drive the hose to move upward, which can prevent the hose from being entangled, causing the hose to block the water and affect the normal operation of the spraying device.

[0016] (2) In the present invention, the upward movement of the sliding rod will drive the sealing block to move upward, and the upward movement of the sealing block will make the water outlet smaller. Through intermittent spraying, it can ensure that the concrete surface always remains moist to prevent premature evaporation of water, which helps to promote the hydration reaction of concrete and improve the strength and durability of concrete. At the same time, the rack is used to drive the tooth block to rotate, and the rotation of the tooth block will drive the rotation of the nozzle. By rotating the nozzle during the reciprocating motion, the spraying area can be increased, effectively improving the working effect.

[0017] (3) The invention can make splashing water flow into the water collecting tank through the guide plate, thereby improving the collection effect. At the same time, the sealing plate moves in the direction away from the reciprocating screw to squeeze the water in the water collecting tank and spray it out through the pressure nozzle. The pressure nozzle can spray the concrete at the bottom, thereby improving the spraying range and spraying effect. When the sealing plate is reset, the water in the water collecting tank will move toward the water pipe and enter the water tank through the water pipe, so that the water can be recycled, saving water resources and improving the overall environmental protection effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0019] Figure 2 It is a schematic diagram of the overall cross-sectional structure of the present invention;

[0020] Figure 3 It is a schematic diagram of the structure of the thread block and the fixing plate of the present invention;

[0021] Figure 4 It is a schematic diagram of the cross-sectional structure of the nozzle of the present invention;

[0022] Figure 5 For the present invention Figure 4 A schematic diagram of the structure enlargement of part A;

[0023] Figure 6 It is a schematic diagram of the threaded rod and the disc structure of the present invention;

[0024] Figure 7 It is a schematic diagram of the cross-sectional structure of the water collecting tank of the present invention.

[0025] In the figure: 1. workbench; 2. lifting device; 3. moving device; 4. water storage cylinder; 5. pumping device; 6. water tank; 7. spraying device; 8. water collecting tank; 9. water guide pipe; 10. support frame; 11. motor; 12. reciprocating screw rod; 13. fixed plate; 14. trapezoidal plate; 15. threaded block; 16. sliding rod; 17. circular ring; 181. connecting port; 182. nozzle; 183. semicircular block; 184. sliding rod; 185. sealing block; 186. pulley frame; 187. L-shaped plate; 188. rack; 189. gear block; 191. guide plate; 192. disc; 193. fixed frame; 194. pulley; 195. connecting rod; 196. triangle plate; 197. pressure nozzle; 198. sealing plate. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] See also Figure 1-3, one embodiment of the present invention is: a water-saving spray curing device for a concrete building structure, comprising a workbench 1, a lifting device 2 is fixedly installed at the bottom of the workbench 1, and a moving device 3 is fixedly installed at the bottom of the lifting device 2; a spray curing device, the spray curing device is arranged on the top of the workbench 1, the spray curing device comprises a water storage cylinder 4, a pumping device 5, a water tank 6, a spraying device 7, a water collecting tank 8, a water guide pipe 9, a support frame 10, a motor 11, a reciprocating screw rod 12, a fixed plate 13, a trapezoidal plate 14, a threaded block 15, a sliding rod 16 and a ring 17, the wall is sprayed by the spraying device 7, the reciprocating motion of the spraying device 7 can increase the spraying area and improve the spraying work efficiency, and at the same time, the water splashed out of the sprayed concrete will enter the water collecting tank 8, and water resources can be saved by collecting the splashed water, and water can be prevented from flowing downward directly to cause water resources waste, the water storage cylinder 4 is fixedly installed on the top of the workbench 1, the pumping device 5 is fixedly installed on the bottom of the inner wall of the water storage cylinder 4, and the water tank 6 is fixedly installed on the workbench 1 At the top, the spray device 7 is fixedly mounted on the top of the water tank 6, the water collecting tank 8 is fixedly mounted on the top of the workbench 1, one end of the water pipe 9 is fixedly mounted on the surface of the water collecting tank 8, and the other end of the water pipe 9 is fixedly mounted on the surface of the water tank 6, the support frame 10 is fixedly mounted on both sides of the workbench 1, the motor 11 is fixedly mounted on the outer wall of the support frame 10, the reciprocating screw rod 12 is fixedly mounted on the output end of the motor 11, the fixed plate 13 is fixedly mounted on the inner wall of the support frame 10, the trapezoidal plate 14 is fixedly mounted on the surface of the fixed plate 13, the threaded block 15 is threadedly mounted on the surface of the reciprocating screw rod 12, the spray device 7 is fixedly mounted on the top of the threaded block 15, the threaded block 15 is slidably mounted on the top of the fixed plate 13, the sliding rod 16 is slidably mounted on the surface of the threaded block 15, and the ring 17 is fixedly mounted on the top of the sliding rod 16. The ring 17 can reduce the wear generated during the reciprocating motion of the hose. At the same time, the upward movement of the ring 17 will drive the hose to move upward, which can prevent the hoses from being entangled, causing the hoses to block the water and affect the normal operation of the spray device 7.

[0028] A No. 1 spring is arranged between the sliding rod 16 and the threaded block 15, and the No. 1 spring drives the sliding rod 16 to reset, the ring 17 contacts the spray device 7, the trapezoidal plate 14 is arranged below the sliding rod 16, and a one-way valve is arranged inside the water pipe 9, which prevents water from entering the water collecting tank 8.

[0029] The control device is arranged on the surface of the spray device 7. The control device includes a connection port 181, a nozzle 182, a semicircular block 183, a slide rod 184, a sealing block 185 and a pulley frame 186. The connection port 181 is fixedly installed on the surface of the spray device 7, the nozzle 182 is rotatably installed on the surface of the connection port 181, the semicircular block 183 is fixedly installed on the fixed plate 13, the slide rod 184 slides through the surface of the connection port 181, the sealing block 185 is fixedly installed on the top of the slide rod 184, and the pulley frame 186 is fixedly installed on the bottom of the slide rod 184. Through intermittent spraying, it can be ensured that the concrete surface is always kept moist to prevent premature evaporation of water, which helps to promote the hydration reaction of the concrete and improve the strength and durability of the concrete.

[0030] An L-shaped plate 187 is fixedly installed on the surface of the fixed plate 13, a rack 188 is fixedly installed on the top of the L-shaped plate 187, and a tooth block 189 is fixedly installed on the circumferential surface of the nozzle 182. The surfaces of the rack 188 and the tooth block 189 are meshed. By rotating the nozzle 182 during the reciprocating motion, the spraying area can be increased, effectively improving the working effect.

[0031] A No. 2 spring is arranged between the slide bar 184 and the connecting port 181 , and the No. 2 spring drives the slide bar 184 to reset. The pulley frame 186 is arranged on the top of the semicircular block 183 , and the pulley frame 186 contacts the surface of the semicircular block 183 .

[0032] When the present embodiment is working, the water inside the water storage cylinder 4 is pumped out through the pumping device 5, and then enters the spraying device 7 through the water tank 6, and the wall is sprayed by the spraying device 7. While spraying, the rotation of the motor 11 will drive the reciprocating screw rod 12 to rotate, and the rotation of the reciprocating screw rod 12 will drive the threaded block 15 to reciprocate, and the reciprocating motion of the threaded block 15 will drive the spraying device 7 to reciprocate. The reciprocating motion of the spraying device 7 can increase the spraying area and improve the spraying work efficiency. At the same time, the water splashed out by the spraying concrete will enter the water collecting tank 8. By collecting the splashed water, water resources can be saved and water can be prevented from flowing downward The dripping directly causes waste of water resources. At the same time, the reciprocating motion of the threaded block 15 will drive the sliding rod 16 to move reciprocatingly. During the reciprocating motion of the sliding rod 16, it will contact the inclined surface of the trapezoidal plate 14. The trapezoidal plate 14 will push the sliding rod 16 to move upward. The upward movement of the sliding rod 16 will drive the ring 17 to move upward. The upward movement of the ring 17 will contact the hose of the spray device 7. The ring 17 can reduce the wear generated during the reciprocating motion of the hose. At the same time, the upward movement of the ring 17 will drive the hose to move upward, which can prevent the hose from being entangled, causing the hose to block the water and affect the normal operation of the spray device 7.

[0033] When the present embodiment is working, the reciprocating motion of the threaded block 15 drives the connection port 181, the nozzle 182 and the slide rod 184 to reciprocate, the reciprocating motion of the slide rod 184 drives the pulley frame 186 to reciprocate, the reciprocating motion of the pulley frame 186 contacts the semicircular block 183, the semicircular block 183 pushes the pulley frame 186 upward, the upward movement of the pulley frame 186 drives the slide rod 184 to move upward, the upward movement of the slide rod 184 drives the sealing block 185 to move upward, the upward movement of the sealing block 185 makes the water outlet smaller, and the water outlet is reduced by the gap. Intermittent spraying can ensure that the concrete surface always remains moist and prevents premature evaporation of water, which helps to promote the hydration reaction of concrete and improve the strength and durability of concrete. At the same time, when the nozzle 182 reciprocates, it will drive the tooth block 189 to reciprocate. The reciprocating motion of the tooth block 189 will contact the rack 188, and the rack 188 will drive the tooth block 189 to rotate. The rotation of the tooth block 189 will drive the nozzle 182 to rotate. By rotating the nozzle 182 during the reciprocating motion, the spraying area can be increased, and the working effect can be effectively improved.

[0034] See also Figure 1-7 On the basis of the above-mentioned embodiment, in another embodiment of the present invention, a collecting device is provided inside the water collecting tank 8, and the collecting device comprises a guide plate 191, a disc 192, a fixing frame 193, a pulley 194, a connecting rod 195, a triangular plate 196, a pressure nozzle 197 and a sealing plate 198. The concrete at the bottom can be sprayed by spraying through the pressure nozzle 197, thereby improving the spraying range and the spraying effect. The guide plate 191 is fixedly mounted on the inner wall of the water collecting tank 8, the disc 192 is fixedly mounted on the side of the reciprocating screw 12 away from the motor 11, the fixing frame 193 is fixedly mounted on the circumferential surface of the disc 192, the pulley 194 is rotatably mounted between the fixing frames 193, the connecting rod 195 is slidably mounted on the inner wall of the water collecting tank 8, the triangular plate 196 is fixedly mounted on the surface of the connecting rod 195, the pressure nozzle 197 is fixedly mounted on the surface of the water collecting tank 8, and the sealing plate 198 is slidably mounted on the bottom of the inner wall of the water collecting tank 8, so that water is recycled, water resources are saved, and the overall environmental protection effect is improved.

[0035] The pulley 194 contacts the surface of the triangular plate 196 , and the guide plate 191 is arranged on the top of the sealing plate 198 , and contacts the bottom of the guide plate 191 through the sealing plate 198 , thereby improving the sealing effect and facilitating the squeezing of water out through the pressure nozzle 197 .

[0036] A No. 3 spring is arranged between the connecting rod 195 and the water collecting box 8, and the No. 3 spring drives the connecting rod 195 to reset. The connecting rod 195 contacts the surface of the sealing plate 198, and a No. 4 spring is arranged between the sealing plate 198 and the water collecting box 8, and the No. 4 spring drives the sealing plate 198 to reset.

[0037] The guide plate 191 can make the splashed water flow into the water collecting box 8 to improve the collection effect. At the same time, the rotation of the reciprocating screw 12 drives the disc 192 to rotate, and the rotation of the disc 192 drives the fixed frame 193 to rotate. The rotation of the fixed frame 193 drives the pulley 194 to rotate. During the rotation of the pulley 194, it will contact the triangular plate 196. The pulley 194 will push the triangular plate 196 to move away from the reciprocating screw 12. The movement of the triangular plate 196 away from the reciprocating screw 12 will drive the connecting rod 195 to move away from the reciprocating screw 12. The movement of the connecting rod 195 away from the reciprocating screw 12 will push the sealing plate 198 to move away from the reciprocating screw 12. The sealing plate 198 moves away Movement in the direction away from the reciprocating screw 12 will squeeze the water inside the water collecting tank 8 and spray it out through the pressure nozzle 197. The spraying through the pressure nozzle 197 can spray the concrete at the bottom, thereby improving the spraying range and spraying effect. At the same time, when the pulley 194 is disengaged from the triangular plate 196, the No. 3 spring will drive the connecting rod 195 to reset. When the connecting rod 195 is reset, the No. 4 spring will drive the sealing plate 198 to reset. The reset of the sealing plate 198 will move the water inside the water collecting tank 8 toward the direction close to the water pipe 9. The movement of the sealing plate 198 toward the direction close to the water pipe 9 will push the collected water into the water pipe 9, and then enter the water tank through the water pipe 9, so that the water can be recycled, saving water resources and improving the overall environmental protection effect.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A water-saving spray curing device for a concrete building structure, characterized in that: include: A workbench (1), wherein a lifting device (2) is fixedly mounted on the bottom of the workbench (1), and a moving device (3) is fixedly mounted on the bottom of the lifting device (2); A spray maintenance device, the spray maintenance device is arranged on the top of a workbench (1), the spray maintenance device comprises a water storage cylinder (4), a water pumping device (5), a water tank (6), a spray device (7), a water collecting tank (8), a water guide pipe (9), a support frame (10), a motor (11), a reciprocating screw rod (12), a fixing plate (13), a trapezoidal plate (14), a threaded block (15), a sliding rod (16) and a ring (17), the water storage cylinder (4) is fixedly mounted on the top of the workbench (1), the water pumping device (5) is fixedly mounted on the bottom of the inner wall of the water storage cylinder (4), the water tank (6) is fixedly mounted on the top of the workbench (1), the spray device (7) is fixedly mounted on the top of the water tank (6), the water collecting tank (8) is fixedly mounted on the top of the workbench (1), and one end of the water guide pipe (9) is fixedly mounted on the collecting tank (8). The water tank (8) is provided on the surface of the water tank (8), the other end of the water pipe (9) is fixedly mounted on the surface of the water tank (6), the support frame (10) is fixedly mounted on both sides of the workbench (1), the motor (11) is fixedly mounted on the outer wall of the support frame (10), the reciprocating screw rod (12) is fixedly mounted on the output end of the motor (11), the fixed plate (13) is fixedly mounted on the inner wall of the support frame (10), the trapezoidal plate (14) is fixedly mounted on the surface of the fixed plate (13), the threaded block (15) is threadedly mounted on the surface of the reciprocating screw rod (12), the spray device (7) is fixedly mounted on the top of the threaded block (15), the threaded block (15) is slidably mounted on the top of the fixed plate (13), the sliding rod (16) is slidably mounted on the surface of the threaded block (15), and the ring (17) is fixedly mounted on the top of the sliding rod (16); A No. 1 spring is arranged between the sliding rod (16) and the threaded block (15), the circular ring (17) contacts the hose of the spray device (7), the trapezoidal plate (14) is arranged below the sliding rod (16), and a one-way valve is arranged inside the water guide pipe (9); A control device, wherein the control device is arranged on the surface of the spray device (7), and the control device comprises a connection port (181), a spray head (182), a semicircular block (183), a slide rod (184), a sealing block (185) and a pulley frame (186); the connection port (181) is fixedly mounted on the surface of the spray device (7); the spray head (182) is rotatably mounted on the surface of the connection port (181); the semicircular block (183) is fixedly mounted on a fixed plate (13); the slide rod (184) slides through the surface of the connection port (181); the sealing block (185) is fixedly mounted on the top of the slide rod (184); the pulley frame (186) is fixedly mounted on the bottom of the slide rod (184); the pulley frame (186) is arranged on the top of the semicircular block (183); and the pulley frame (186) is in contact with the surface of the semicircular block (183).

2. A water-saving spray curing device for a concrete building structure according to claim 1, characterized in that: An L-shaped plate (187) is fixedly mounted on the surface of the fixed plate (13), a rack (188) is fixedly mounted on the top of the L-shaped plate (187), a tooth block (189) is fixedly mounted on the circumferential surface of the nozzle (182), and the surfaces of the rack (188) and the tooth block (189) are meshed.

3. A water-saving spray curing device for a concrete building structure according to claim 2, characterized in that: A No. 2 spring is provided between the slide bar (184) and the connection port (181).

4. A water-saving spray curing device for a concrete building structure according to claim 3, characterized in that: A collecting device, the collecting device is arranged inside a water collecting box (8), the collecting device comprises a guide plate (191), a disc (192), a fixing frame (193), a pulley (194), a connecting rod (195), a triangular plate (196), a pressure nozzle (197) and a sealing plate (198), the guide plate (191) is fixedly mounted on the inner wall of the water collecting box (8), the disc (192) is fixedly mounted on a side of the reciprocating screw rod (12) away from the motor (11), the fixing frame (193) is fixedly mounted on the circumferential surface of the disc (192), the pulley (194) is rotatably mounted between the fixing frames (193), the connecting rod (195) is slidably mounted on the inner wall of the water collecting box (8), the triangular plate (196) is fixedly mounted on the surface of the connecting rod (195), the pressure nozzle (197) is fixedly mounted on the surface of the water collecting box (8), and the sealing plate (198) is slidably mounted on the bottom of the inner wall of the water collecting box (8).

5. A water-saving spray curing device for a concrete building structure according to claim 4, characterized in that: The pulley (194) is in surface contact with the triangular plate (196), and the guide plate (191) is arranged on the top of the sealing plate (198).

6. A water-saving spray curing device for a concrete building structure according to claim 5, characterized in that: A No. 3 spring is provided between the connecting rod (195) and the water collecting tank (8), the connecting rod (195) is in surface contact with the sealing plate (198), and a No. 4 spring is provided between the sealing plate (198) and the water collecting tank (8).

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