CN111852022B

CN111852022B - Concrete sprayer with antiseized glutinous structure for building

Info

Publication number: CN111852022B
Application number: CN202010625757.5A
Authority: CN
Inventors: 李雄高
Original assignee: China Construction Third Bureau Group South China Co Ltd
Current assignee: China Construction Third Bureau Group South China Co Ltd
Priority date: 2020-07-02
Filing date: 2020-07-02
Publication date: 2021-09-07
Anticipated expiration: 2040-07-02
Also published as: CN111852022A

Abstract

The invention discloses a concrete sprayer with an anti-sticking structure for buildings, which comprises a frame and an air compressor, wherein the upper surface of the frame is fixedly provided with the air compressor through screws, the outer surface of the front end of the air compressor is connected with a first air duct through a flange, the other end of the first air duct is connected with a gas distribution pipe, the bottom end of the gas distribution pipe is fixedly welded with the outer surface of the frame, the outer surface of the gas distribution pipe is provided with a third air duct and a fourth air duct, the fourth air duct is arranged below the third air duct, the other end of the fourth air duct is sleeved with an exhaust mechanism, the other end of the exhaust mechanism is connected with a discharge pipe, the outer surface of the discharge pipe is sleeved with a quick connection structure, one side of the air compressor is provided with a vibration barrel, and the bottom end of the vibration barrel is fixedly connected with the upper surface of the frame. The invention adopts a circulating vibration mode to break up the concrete and improve the anti-sticking effect.

Description

Concrete sprayer with antiseized glutinous structure for building

Technical Field

The invention relates to the technical field of concrete sprayers, in particular to a concrete sprayer with an anti-sticking structure for buildings.

Background

The concrete sprayer is a core device in concrete spraying construction, mechanical devices matched with the concrete sprayer are a mechanical arm, an air compressor, a water supply system, a batching and stirring feeding device, an accelerator adding device and the like, and the devices can be combined through different equipment to realize various process flows.

In the construction of buildings, concrete mixture is directly sprayed to the surface of the building, so that the surface of the building can be reinforced, and a concrete sprayer is mechanical equipment for spraying concrete under pressure.

To this end, chinese patent application No.: 201811279203.3 discloses a concrete sprayer, which comprises a cart, a processing box and a control box, wherein the processing box and the control box are both arranged on the top of the cart through bolts, a mesh screen plate is arranged on the top of the processing box, a cabinet is arranged on the top of the control box through bolts, a first motor is arranged in the cabinet through bolts, a rotating disc is arranged on an output shaft of the first motor, the side of the rotating disc is connected with a driving rod through a rotating shaft, the other end of the driving rod is connected with a driven rod through a rotating shaft, the other end of the driven rod is arranged at one end of the mesh screen plate through a rotating shaft, a first clamping block is welded at the other end of the mesh screen plate, a first support rod is arranged at the bottom of the first clamping block through a rotating shaft, a second clamping block is welded at one side of the processing box, a second support rod is arranged on the second clamping block through a rotating shaft, and the second support rod is connected with the first support rod through a rotating shaft, the concrete sprayer is novel in design, reasonable in structure, convenient to use, convenient to control the dryness and humidity and capable of spraying concrete.

Chinese patent application No.: 201510892745.8 discloses a dust type concrete sprayer, including the chassis, install walking wheel, concrete sprayer body, the automatic mechanism and the dust collector that adds of accelerator in the chassis lower part, the concrete sprayer body includes speed reducer and the rotor block assembly that links to each other with the output shaft of speed reducer, one side of concrete sprayer body is provided with dust discharge mechanism, dust discharge mechanism includes overflow gas port, gas vent and the lower gas port that communicates with the concrete circulation passageway, overflow gas port, area gas port and lower gas port communicate with the blast pipe of vertical setting simultaneously, the blast pipe links to each other with dust collector. The dry spraying type concrete sprayer can remove working dust of the dry spraying type concrete sprayer, avoids environmental pollution and harm to the bodies of workers, and can spray concrete.

However, when the concrete sprayer in the prior art is used, since concrete itself has viscosity, once the concrete is viscous, the bin in the machine is blocked, and the stirring blades are added inside the existing concrete sprayer in order to prevent the concrete from being viscous, however, the effect is not good, and therefore, a concrete sprayer with an anti-adhesion structure for a building is needed to be designed to solve the above problems.

Disclosure of Invention

The invention aims to provide a concrete sprayer with an anti-sticking structure for buildings, which aims to solve the problem that the service life of the device is influenced because the concrete cannot be prevented from being sticky in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a concrete sprayer with an anti-sticking structure for buildings comprises a frame and an air compressor, wherein the upper surface of the frame is fixedly provided with the air compressor through screws, the outer surface of the front end of the air compressor is connected with a first air duct through a flange, the other end of the first air duct is connected with an air distribution pipe, the bottom end of the air distribution pipe is welded and fixed with the outer surface of the frame, the outer surface of the air distribution pipe is provided with a third air duct and a fourth air duct, the fourth air duct is arranged below the third air duct, the other end of the fourth air duct is sleeved with an exhaust mechanism, the other end of the exhaust mechanism is connected with a discharge pipe, the outer surface of the discharge pipe is sleeved with a quick connection structure, one side of the air compressor is provided with a vibration barrel, the bottom end of the vibration barrel is fixedly connected with the upper surface of the frame, the top end of the vibration barrel is inserted with a feed hopper, and the inner side of the frame is provided with a connecting seat, the inner side of the connecting seat is provided with a sleeve in a penetrating mode, a supporting rod is inserted into the inner side of the sleeve, a shifting block is sleeved on the outer surface of the supporting rod, the bottom end of the supporting rod is connected with a fixing box through a bearing, an impeller and a stirring rod are sleeved on the outer surface of the sleeve, the stirring rod is arranged above the impeller, an ejector rod and a first spring are arranged on the inner side of the stirring rod, the first spring is sleeved on the outer surface of the ejector rod, one end of the ejector rod penetrates through the outer surface of the sleeve, a shifting rod is arranged at the other end of the ejector rod, and a rubber sleeve is sleeved on the outer surface of the shifting rod.

Preferably, the outer surface of the first air duct is connected with a second air duct, the other end of the second air duct is fixedly connected with the fixing box, the inner cavity of the second air duct is communicated with the inner cavity of the first air duct, and the inner cavity of the fixing box is communicated with the inner cavity of the first air duct through the second air duct.

Preferably, the inner chamber of third air duct communicates with the inner chamber of feeder hopper, the surface of frame has the support frame through the screw fixation, and the support frame is around shaking the bucket setting, it is fixed with the support frame to shake the bucket through the bolt.

Preferably, quick connect structure includes fixing base, connecting sleeve, card stake and recess, the fixing base cup joints on the surface of arranging the material pipe, the bottom integration of fixing base is connected with connecting sleeve, set up flutedly on connecting sleeve's the inner wall, the inboard of recess articulates through the articulated shaft has the card stake.

Preferably, the outer surface of feeder hopper is fixed with the mount through the bolt, and the other end of mount passes through the bolt and vibrates the surface connection of bucket fixed.

Preferably, the top end of the supporting rod is rotatably connected with the sleeve through a bearing, the sleeve and the supporting rod form a rotating structure, and a guide piece is welded at the top end of the sleeve and is of an umbrella-shaped structure.

Preferably, one end of the rubber sleeve is inserted into the inner side of the oscillating rod, and the other end of the rubber sleeve is inserted into the inner side of the stirring rod.

Preferably, the driving lever is of an L-shaped structure, the outer surface of the driving lever is connected with a second spring, the other end of the second spring is fixedly connected with the inner wall of the rubber sleeve, one end of the driving lever is inserted into the inner side of the vibration rod, the other end of the driving lever is abutted against the ejector rod, and the driving lever is hinged to the inner wall of the rubber sleeve through a hinged shaft.

Preferably, the ejector rod is of a cross-shaped structure, the ejector rod and the first spring form an elastic structure, and the shifting block is of a triangular structure.

Preferably, exhaust mechanism includes blast pipe, protection network and protection piece, the one end of blast pipe is inserted with row material pipe and is closed fixedly, the other end and the fourth air duct of blast pipe are connected fixedly, the inboard of blast pipe articulates through the articulated shaft has the protection piece, the bottom of blast pipe is embedded to have the protection network.

Compared with the prior art, the invention has the beneficial effects that: this concrete sprayer that building had antiseized glutinous structure adopts the mode of circulation vibration to break up the concrete, improves antiseized thick effect.

Be provided with the bracing piece, the sleeve pipe, vibrate the stick, the stirring rod, the rubber sleeve, driving lever and ejector pin, it is equipped with the sleeve pipe to overlap through the surface at the bracing piece, make the sleeve pipe rotate on the bracing piece, through installing the stirring rod on the sleeve pipe, make the sleeve pipe when rotating, can drive the stirring rod and rotate, make the stirring rod drive the ejector pin and rotate, make the shifting block can promote the ejector pin and stretch out in the stirring rod, make the ejector pin top move the driving lever swing, can make the driving lever drive vibrate the stick vibration, make the vibration stick in the pivoted, can vibrate and break up the concrete, and then reach the mode that adopts the cyclic oscillation and break up the concrete, improve antiseized thick effect.

Drawings

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

FIG. 2 is a schematic sectional view of the oscillating barrel of FIG. 1 in front view;

FIG. 3 is a partial schematic view of the structure of the oscillating bar of FIG. 2 according to the present invention;

FIG. 4 is a schematic top view of the toggle lever of FIG. 3 according to the present invention;

FIG. 5 is a schematic cross-sectional view of the discharge conduit of FIG. 1 in accordance with the present invention;

FIG. 6 is a schematic illustration of the structural installation of the discharge conduit of FIG. 5 in accordance with the present invention;

FIG. 7 is a schematic top view of the configuration of the discharge conduit of FIG. 1 in accordance with the present invention.

In the figure: 1. a frame; 2. an air compressor; 3. a first air duct; 4. a second air duct; 5. a gas distributing pipe; 6. a third air duct; 7. a fourth gas-guide tube; 8. a discharge pipe; 9. a quick connect structure; 91. a fixed seat; 92. a connecting sleeve; 93. pile clamping; 94. a groove; 10. vibrating the barrel; 11. a support frame; 12. a feed hopper; 13. a fixed mount; 14. a fixing box; 15. a connecting seat; 16. a support bar; 17. a sleeve; 18. an impeller; 19. a material guide sheet; 20. a vibrating bar; 21. a stirring rod; 22. a rubber sleeve; 23. a deflector rod; 24. a top rod; 25. a first spring; 26. shifting blocks; 27. a second spring; 28. an exhaust mechanism; 281. an exhaust pipe; 282. a protective net; 283. a protective sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, an embodiment of the present invention is shown: the utility model provides a concrete sprayer that building was with antiseized glutinous structure, includes frame 1 and air compressor machine 2, and the screw fixation has air compressor machine 2 through the upper surface of frame 1, and the front end surface of air compressor machine 2 has first air duct 3 through flange joint, and the other end of first air duct 3 is connected with gas-distributing pipe 5.

The bottom of gas-distributing pipe 5 and frame 1's surface welded fastening, the surface of gas-distributing pipe 5 is provided with third air duct 6 and fourth air duct 7, and fourth air duct 7 sets up in the below of third air duct 6, and exhaust mechanism 28 has been cup jointed to the other end of fourth air duct 7, and exhaust mechanism 28's the other end is connected with row material pipe 8, and the surface cover of arranging material pipe 8 is equipped with quick connect structure 9.

Preferably, quick connect structure 9 includes fixing base 91, connecting sleeve 92, card stake 93 and recess 94, fixing base 91 cup joints on the surface of arranging material pipe 8, the bottom integration of fixing base 91 is connected with connecting sleeve 92, recess 94 has been seted up on connecting sleeve 92's the inner wall, the inboard of recess 94 articulates through the articulated shaft has card stake 93, as shown in fig. 5-6, through installing quick connect structure 9 on arranging material pipe 8, when making outside injection pipe and arranging material pipe 8 to be connected, need not fix through the pipe card, the assemble duration has been practiced thrift, only need insert outside injection pipe in connecting sleeve 92, make card stake 93 and outside injection pipe's connector block can.

Preferably, the exhaust mechanism 28 comprises an exhaust pipe 281, a protective screen 282 and a protective sheet 283, one end of the exhaust pipe 281 is fixedly inserted into the discharge pipe 8, the other end of the exhaust pipe 281 is fixedly connected with the fourth air duct 7, the inner side of the exhaust pipe 281 is hinged with the protective sheet 283 through a hinge shaft, the protective screen 282 is embedded in the bottom end of the exhaust pipe 281, as shown in fig. 7, the air outlet of the exhaust pipe 281 is along the direction of the air outlet of the discharge pipe 8, so that the concrete does not enter the exhaust mechanism 28 when flowing into the discharge pipe 8, by installing the protection net 282 at the air outlet of the exhaust pipe 281, it is possible to further prevent concrete from entering the exhaust pipe 281, through installing the protection piece 283 in the blast pipe 281, make the concrete get into also can be blockked by the protection piece 283 in the blast pipe 281, the bottom of protection piece 283 has the stopper, makes the protection piece 283 can only anticlockwise rotation, does not influence normally to give vent to anger.

One side of air compressor machine 2 is provided with vibrates bucket 10, vibrates the bottom of bucket 10 and is fixed with the upper surface connection of frame 1, vibrates the top of bucket 10 and inserts and be equipped with feeder hopper 12.

Preferably, the inner chamber of third air duct 6 and the inner chamber intercommunication of feeder hopper 12, the surface of frame 1 is fixed with support frame 11 through the screw, and support frame 11 is around shaking bucket 10 setting, and it is fixed with support frame 11 that it passes through the bolt to shake bucket 10, through shaking bucket 10 the surface around being provided with to shake bucket 10, can improve the stability of being connected of shaking bucket 10 and frame 1.

Preferably, the outer surface of feed hopper 12 is fixed with mount 13 through the bolt, and the other end of mount 13 passes through the bolt and vibrates the surface connection of bucket 10 and fix, through be fixed with mount 13 on feed hopper 12 to be connected fixedly with the other end of mount 13 and support frame 11, can improve the stability between feed hopper 12 and the bucket 10 that vibrates.

The inner side of the frame 1 is provided with a connecting seat 15, the inner side of the connecting seat 15 is provided with a sleeve 17 in a penetrating manner, the inner side of the sleeve 17 is inserted with a supporting rod 16, the outer surface of the supporting rod 16 is sleeved with a shifting block 26, the bottom end of the supporting rod 16 is connected with a fixing box 14 through a bearing, the outer surface of the sleeve 17 is sleeved with an impeller 18 and a stirring rod 21, and the stirring rod 21 is arranged above the impeller 18.

Preferably, the outer surface of the first air duct 3 is connected with a second air duct 4, the other end of the second air duct 4 is fixedly connected with a fixing box 14, the inner cavity of the second air duct 4 is communicated with the inner cavity of the first air duct 3, the inner cavity of the fixing box 14 is communicated with the inner cavity of the first air duct 3 through the second air duct 4, through installing second air duct 4 on first air duct 3, and be connected the other end and fixed box 14 of second air duct 4, make the compressed air in the first air duct 3 can pass through the leading-in fixed box 14 of second air duct 4, it blows impeller 18 rotation to be compressed air, motor drive's electric power has been practiced thrift, environmental protection more, install the pipe on the another side of fixed box 14, the other end and the feeder hopper 12 of pipe are connected, make the high-pressure air who gets into in the fixed box 14 can discharge into secondary utilization in the feeder hopper 12 through the pipe, environmental protection and energy saving more.

An ejector rod 24 and a first spring 25 are arranged on the inner side of the stirring rod 21, the first spring 25 is sleeved on the outer surface of the ejector rod 24, one end of the ejector rod 24 penetrates through the outer surface of the sleeve 17, a shifting rod 23 is arranged at the other end of the ejector rod 24, and a rubber sleeve 22 is sleeved on the outer surface of the shifting rod 23.

Preferably, the top of bracing piece 16 is passed through the bearing and is connected with sleeve pipe 17 rotation, and sleeve pipe 17 and bracing piece 16 constitution rotating-structure, and the welding of sleeve pipe 17's top has guide piece 19, and guide piece 19 is "umbrella" shape structure, as shown in fig. 2, through installing guide piece 19 at sleeve pipe 17's top, make the concrete that gets into in feeder hopper 12 can be through guide piece 19 to disperse all around and fall into and vibrate the bucket 10 in, more even.

Preferably, one end of the rubber sleeve 22 is inserted into the inner side of the oscillating rod 20, the other end of the rubber sleeve 22 is inserted into the inner side of the stirring rod 21, the shift lever 23 is in an "L" shaped structure, the outer surface of the shift lever 23 is connected with the second spring 27, the other end of the second spring 27 is connected and fixed with the inner wall of the rubber sleeve 22, one end of the shift lever 23 is inserted into the inner side of the oscillating rod 20, the other end of the shift lever 23 abuts against the ejector rod 24, and the shift lever 23 is hinged to the inner wall of the rubber sleeve 22 through a hinge shaft, as shown in fig. 3-4, by inserting one end of the shift lever 23 into the oscillating rod 20 and installing the other end into the stirring rod 21 through a hinge shaft, when the ejector rod 24 pushes the shift lever 23, the shift lever 23 can swing left and right, the second spring 27 plays a role of providing elastic force for the shift lever 23, so that the shift lever 23 can always maintain the state shown in fig. 4 when no external force is applied.

Preferably, the ejector rod 24 is in a cross-shaped structure, the ejector rod 24 and the first spring 25 form an elastic structure, the shifting block 26 is in a triangular structure, as shown in fig. 3, by designing the ejector rod 24 in the cross-shaped structure, one end of the first spring 25 can abut against the ejector rod 24, and the other end of the first spring 25 can abut against the inner wall of the stirring rod 21, so that the first spring 25 can provide elasticity for the ejector rod 24, and the ejector rod 24 can be always kept in the state shown in fig. 3 when no external force is applied.

The working principle is as follows: when the concrete sprayer is used, the concrete sprayer with the anti-sticking structure for the building is in a power-on state through the external power supply, and then the external feeding pipeline is inserted into the feeding hopper 12, so that concrete can be continuously added into the feeding hopper 12;

then, the external injection pipe is inserted into the connecting sleeve 92, so that the clamping pile 93 clamps the connector of the external injection pipe, the pressurized concrete can be guided into the external injection pipe, and then the pressurized concrete is injected outwards through the external injection pipe;

the air compressor 2 is electrified to work to compress air, so that the pressurized air can be guided into the second air guide pipe 4 and the air distribution pipe 5 through the first air guide pipe 3, and the compressed air passing through the air distribution pipe 5 is guided into the feed hopper 12 and the discharge pipe 8 through the third air guide pipe 6 and the fourth air guide pipe 7 respectively to pressurize the concrete in the oscillation barrel 10;

can be with the leading-in fixed box 14 of compressed air in through second air duct 4, blow impeller 18 and rotate, can make impeller 18 drive sleeve pipe 17 and rotate, make sleeve pipe 17 drive stirring rod 21 and rotate, make stirring rod 21 drive ejector pin 24 and rotate, make shifting block 26 can promote ejector pin 24 and stretch out and draw back in stirring rod 21, make ejector pin 24 top move driving lever 23 swing, can make driving lever 23 drive and vibrate stick 20 vibration, make and vibrate stick 20 when rotating the stirring, can vibrate and break up the concrete.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a concrete sprayer that building was with antiseized glutinous structure, includes frame (1) and air compressor machine (2), its characterized in that: the upper surface of the frame (1) is fixed with an air compressor (2) through screws, the front end outer surface of the air compressor (2) is connected with a first air duct (3) through a flange, the other end of the first air duct (3) is connected with a gas distribution pipe (5), the bottom end of the gas distribution pipe (5) is welded and fixed with the outer surface of the frame (1), the outer surface of the gas distribution pipe (5) is provided with a third air duct (6) and a fourth air duct (7), the fourth air duct (7) is arranged below the third air duct (6), the other end of the fourth air duct (7) is sleeved with an exhaust mechanism (28), the other end of the exhaust mechanism (28) is connected with a discharge pipe (8), the outer surface of the discharge pipe (8) is sleeved with a quick connection structure (9), one side of the air compressor (2) is provided with a vibration barrel (10), the bottom end of the vibration barrel (10) is connected and fixed with the upper surface of the frame (1), a feed hopper (12) is inserted at the top end of the oscillating barrel (10), a connecting seat (15) is arranged on the inner side of the frame (1), a sleeve (17) penetrates through the inner side of the connecting seat (15), a supporting rod (16) is inserted into the inner side of the sleeve (17), a shifting block (26) is sleeved on the outer surface of the supporting rod (16), a fixing box (14) is connected to the bottom end of the supporting rod (16) through a bearing, an impeller (18) and a stirring rod (21) are sleeved on the outer surface of the sleeve (17), the stirring rod (21) is arranged above the impeller (18), an ejector rod (24) and a first spring (25) are arranged on the inner side of the stirring rod (21), the first spring (25) is sleeved on the outer surface of the ejector rod (24), one end of the ejector rod (24) penetrates through the outer surface of the sleeve (17), and a shifting lever (23) is arranged at the other end of the ejector rod (24), the outer surface of the shifting lever (23) is sleeved with a rubber sleeve (22).

2. The concrete sprayer with anti-sticking structure for building of claim 1, characterized in that: the outer surface of the first air duct (3) is connected with a second air duct (4), the other end of the second air duct (4) is fixedly connected with a fixing box (14), the inner cavity of the second air duct (4) is communicated with the inner cavity of the first air duct (3), and the inner cavity of the fixing box (14) is communicated with the inner cavity of the first air duct (3) through the second air duct (4).

3. The concrete sprayer with anti-sticking structure for building of claim 1, characterized in that: the inner chamber of third air duct (6) and the inner chamber intercommunication of feeder hopper (12), the surface of frame (1) is through the screw fixation have support frame (11), and support frame (11) set up around shaking bucket (10), it is fixed with support frame (11) to shake bucket (10) through the bolt.

4. The concrete sprayer with anti-sticking structure for building of claim 1, characterized in that: quick connect structure (9) are including fixing base (91), connecting sleeve (92), card stake (93) and recess (94), fixing base (91) are cup jointed on the surface of arranging material pipe (8), the bottom integration of fixing base (91) is connected with connecting sleeve (92), recess (94) have been seted up on the inner wall of connecting sleeve (92), the inboard of recess (94) articulates through the articulated shaft has card stake (93).

5. The concrete sprayer with anti-sticking structure for building of claim 1, characterized in that: the outer surface of the feed hopper (12) is fixed with a fixing frame (13) through bolts, and the other end of the fixing frame (13) is fixedly connected with the outer surface of the oscillating barrel (10) through bolts.

6. The concrete sprayer with anti-sticking structure for building of claim 1, characterized in that: the top of bracing piece (16) is passed through the bearing and is connected with sleeve pipe (17) rotation, sleeve pipe (17) and bracing piece (16) constitution rotating-structure, the top welding of sleeve pipe (17) has guide piece (19), guide piece (19) are "umbrella" shape structure.

7. The concrete sprayer with anti-sticking structure for building of claim 1, characterized in that: one end of the rubber sleeve (22) is inserted into the inner side of the oscillating rod (20), and the other end of the rubber sleeve (22) is inserted into the inner side of the stirring rod (21).

8. The concrete sprayer with anti-sticking structure for building of claim 1, characterized in that: the driving lever (23) is of an L-shaped structure, the outer surface of the driving lever (23) is connected with a second spring (27), the other end of the second spring (27) is fixedly connected with the inner wall of the rubber sleeve (22), one end of the driving lever (23) is inserted into the inner side of the oscillating rod (20), the other end of the driving lever (23) is abutted against the ejector rod (24), and the driving lever (23) is hinged to the inner wall of the rubber sleeve (22) through a hinged shaft.

9. The concrete sprayer with anti-sticking structure for building of claim 1, characterized in that: the ejector rod (24) is of a cross-shaped structure, the ejector rod (24) and the first spring (25) form an elastic structure, and the shifting block (26) is of a triangular structure.

10. The concrete sprayer with anti-sticking structure for building of claim 1, characterized in that: exhaust mechanism (28) include blast pipe (281), protection network (282) and protection piece (283), the one end and the row of material pipe (8) of blast pipe (281) are inserted and are closed fixedly, the other end and the fourth air duct (7) of blast pipe (281) are connected fixedly, the inboard of blast pipe (281) is articulated through the articulated shaft to have protection piece (283), the bottom of blast pipe (281) is embedded to have protection network (282).