阅读说明：本技术 一种用于船舶制作的喷漆设备 (Paint spraying equipment for ship manufacturing ) 是由 云国珍 于 2020-11-12 设计创作，主要内容包括：本发明涉及一种用于船舶制作的喷漆设备,包括箱体、固定管、喷嘴、气泵、气管和密封盖,所述箱体的形状为圆柱形,所述箱体竖向设置,所述箱体的顶部设有安装孔、气孔和加料孔,所述固定管与箱体同轴设置且穿过安装孔,所述固定管与安装孔的内壁密封且固定连接,所述喷嘴安装在固定管的顶端,所述气管竖向穿过气孔,所述气管与气孔的内壁密封且固定连接,所述气泵固定在箱体的顶部,所述气管安装在气泵上,所述加料孔位于气管的远离固定管的一侧,所述箱体上设有辅助机构和搅拌机构,该用于船舶制作的喷漆设备通过辅助机构可以防止喷嘴喷出空气而导致漆面出现褶皱,提高了喷气效果,不仅如此,还通过搅拌机构实现了搅拌油漆的功能。(The invention relates to paint spraying equipment for ship manufacturing, which comprises a box body, a fixed pipe, a nozzle, an air pump, an air pipe and a sealing cover, wherein the box body is cylindrical, the box body is vertically arranged, the top of the box body is provided with a mounting hole, an air hole and a charging hole, the fixed pipe and the box body are coaxially arranged and penetrate through the mounting hole, the fixed pipe is hermetically and fixedly connected with the inner wall of the mounting hole, the nozzle is arranged at the top end of the fixed pipe, the air pipe vertically penetrates through the air hole, the air pipe and the inner wall of the air hole are hermetically and fixedly connected, the air pump is fixed at the top of the box body, the air pipe is arranged on the air pump, the charging hole is positioned at one side of the air pipe, which is far away from the fixed pipe, the box body is provided with an auxiliary mechanism and a stirring mechanism, and the paint spraying, the air injection effect is improved, and moreover, the function of stirring the paint is realized through the stirring mechanism.)

1. The paint spraying equipment for ship manufacturing comprises a box body (1), a fixed pipe (2), a nozzle (3), an air pump (4), an air pipe (5) and a sealing cover (6), wherein the box body (1) is cylindrical in shape, the box body (1) is vertically arranged, the top of the box body (1) is provided with a mounting hole, an air hole and a charging hole, the fixed pipe (2) and the box body (1) are coaxially arranged and penetrate through the mounting hole, the fixed pipe (2) is sealed and fixedly connected with the inner wall of the mounting hole, the nozzle (3) is installed at the top end of the fixed pipe (2), the air pipe (5) vertically penetrates through the air hole, the air pipe (5) is sealed and fixedly connected with the inner wall of the air hole, the air pump (4) is fixed at the top of the box body (1), the air pipe (5) is installed on the air pump (4), and the charging hole is positioned at one side, far away from the fixed pipe (2, the sealing cover (6) is covered on the feeding hole and attached to the top of the box body (1), and the sealing cover (6) is connected with the feeding hole in a sealing mode, and the stirring device is characterized in that an auxiliary mechanism and a stirring mechanism are arranged on the box body (1);

the auxiliary mechanism comprises a fixing ring (7), a floating disc (8), a pressure release valve (9), a locking assembly and two connecting rods (10), wherein the sealing cover (6) is provided with an air leakage hole, the air leakage hole is communicated with a charging hole, the pressure release valve (9) is installed in the air leakage hole, the fixing ring (7) and the floating disc (8) are coaxially arranged with a fixing pipe (2), the fixing ring (7) and the floating disc (8) are both positioned in the box body (1) and are both positioned below an air pipe (5), the floating disc (8) is provided with a connecting hole, the connecting hole is coaxially arranged with the fixing pipe (2), the outer diameter of the fixing ring (7) is equal to the inner diameter of the box body (1) and is larger than the diameter of the floating disc (8), the inner diameter of the fixing ring (7) is larger than the outer diameter of the fixing pipe (2) and is smaller than the diameter of the floating disc (8), the fixing ring (7) is sealed and fixedly connected, the air pump is characterized in that the floating disc (8) is attached to the top of the fixing ring (7), the fixing pipe (2) sequentially penetrates through the connecting hole and the fixing ring (7), the fixing pipe (2) is connected with the inner wall of the connecting hole in a sliding and sealing mode, two assembly holes are formed in the top of the box body (1), one of the assembly holes is located on one side, close to the air pipe (5), of the feeding hole, the other assembly hole is located on one side, far away from the air pipe (5), of the feeding hole, the connecting rod (10) corresponds to the assembly holes in a one-to-one mode, the connecting rod (10) is parallel to the fixing pipe (2) and penetrates through the assembly holes, the connecting rod (10) is connected with the inner wall of the assembly holes in a sliding mode, the top end of the connecting rod (10) is fixed to the bottom of the sealing cover (6), and the locking assembly;

the locking assembly comprises a locking rod (11), a push plate (12), a connecting rod (13), a limiting block (14), a locking hole, a round hole and two reset units, wherein the push plate (12) is perpendicular to the air pipe (5), a gap is formed between the inner wall of the push plate (12) and the inner wall of the air pipe (5), the limiting block (14) is fixed on the inner wall of the air pipe (5) and is abutted against the top of the push plate (12), the round hole is arranged on one side, close to the connecting rod (10), of the air pipe (5), is positioned in the box body (1) and is arranged below the push plate (12), the locking hole is positioned on the connecting rod (10) close to the air pipe (5), the axis of the locking rod (11) is perpendicular to and intersected with the axis of the connecting rod (10) close to the air pipe (5) and the axis of the air pipe (5) respectively, and the locking rod (11) is positioned below the, the locking rod (11) penetrates through the round hole and a gap is formed between the locking rod (11) and the connecting rod (10) close to the air pipe (5), the locking rod (11) is connected with the inner wall of the round hole in a sliding and sealing mode, the locking hole and the locking rod (11) are coaxially arranged, the diameter of the locking hole is equal to that of the locking rod (11), the bottom of the push plate (12) is hinged to one end, far away from the connecting rod (10), of the locking rod (11) through a connecting rod (13), the connecting rod (13) is obliquely arranged, the distance between one end, close to the push plate (12), of the connecting rod (13) and the connecting rod (10) is larger than the distance between the other end of the connecting rod (13) and the connecting rod (10), and the resetting units are circumferentially and uniformly distributed at the bottom of the push plate (12) by taking the;

the reset unit comprises a fixed block (15), a guide rod (16) and a spring (17), the guide rod (16) is parallel to the air pipe (5) and is fixed at the bottom of the push plate (12), the fixed block (15) is fixed on the inner wall of the air pipe (5), the fixed block (15) is provided with a guide hole, the guide rod (16) penetrates through the guide hole and is in sliding connection with the inner wall of the guide hole, the spring (17) is positioned between the push plate (12) and the fixed block (15), and the push plate (12) is connected with the fixed block (15) through the spring (17);

the stirring mechanism comprises an auxiliary assembly and two stirring assemblies, the auxiliary assembly is arranged in the box body (1) and is positioned at the bottom end of the air pipe (5), and the stirring assemblies are arranged in the box body (1) and are circumferentially and uniformly distributed on the fixing ring (7) by taking the axis of the fixing pipe (2) as a center;

the stirring assembly comprises a stirring rod (18), a first bearing (19), a rotating shaft (20), a screw rod (21), a ball screw bearing (22) and a through hole, the through hole is formed in a fixing ring (7), the rotating shaft (20) is parallel to a fixing pipe (2) and penetrates through the through hole, the rotating shaft (20) is connected with the inner wall of the through hole in a sliding and sealing mode, the screw rod (21) and the rotating shaft (20) are coaxially arranged and fixed at the top end of the rotating shaft (20), the axis of the stirring rod (18) is perpendicular to and intersected with the axis of the rotating shaft (20), the middle end of the stirring rod (18) is fixed at the bottom end of the rotating shaft (20), the inner ring of the first bearing (19) is installed on the rotating shaft (20), the outer ring of the first bearing (19) is fixedly connected with the inner wall of the box body (1), an external thread is arranged on the screw rod (21), the inner ring of the ball screw bearing (22) is matched with the, the outer ring of the ball screw bearing (22) is fixedly connected with the floating disc (8);

the auxiliary assembly comprises a rotating pipe (23), a sealing block (24), a connecting pipe (25), a connecting block (26), an auxiliary pipe (27), fan blades (28), a second bearing (29) and a connecting shaft (30), wherein the rotating pipe (23) and the connecting shaft (30) are coaxially arranged with an air pipe (5), the bottom end of the air pipe (5) is inserted into the top end of the rotating pipe (23), the rotating pipe (23) slides and is in sealing connection with the air pipe (5), the sealing block (24) is sealed and fixedly connected with the bottom end of the rotating pipe (23), the fan blades (28) are positioned in the rotating pipe (23) and are arranged at the bottom end of the connecting shaft (30), the inner ring of the second bearing (29) is arranged on the connecting shaft (30), the outer ring of the second bearing (29) is fixedly connected with the air pipe (5), the rotating pipe (23) is fixedly connected with the connecting shaft (30), auxiliary tube (27) and trachea (5) are parallel and are located between rotating tube (23) and fixed pipe (2), auxiliary tube (27) set up the top at floating plate (8), the distance between the axis of auxiliary tube (27) and fixed pipe (2) axis is greater than the radius of floating plate (8), the distance between the axis of auxiliary tube (27) and trachea (5) axis and the distance sum between the axis of trachea (5) and fixed pipe (2) axis are greater than the diameter of floating plate (8), the top of connecting block (26) and auxiliary tube (27) is sealed and fixed connection, rotating tube (23) communicate and fixed connection through connecting pipe (25) and auxiliary tube (27), connecting pipe (25) are located between sealed piece (24) and trachea (5).

2. Paint spraying apparatus for marine vessel production according to claim 1, characterised in that a filter screen (31) is installed in the air pipe (5), the filter screen (31) being located above the air pump (4).

3. The painting equipment for marine vessel fabrication according to claim 1, wherein the junction of the rotating pipe (23) and the air pipe (5) is coated with sealing grease.

4. Painting installation for marine production according to claim 1, characterised in that the guide rods (16) are chamfered at both ends.

5. Painting installation for marine vessel production according to claim 1, characterised in that the guide rods (16) are coated with lubricating oil.

6. Paint spraying apparatus for the manufacture of ships according to claim 1, characterized in that the stop block (14) is made of rubber.

7. The painting installation for marine vessel production according to claim 1, characterized in that the fixed pipe (2) is provided with an anti-corrosive zinc coating.

8. Painting installation for marine production according to claim 1, characterised in that the outer wall of the tank (1) is provided with sound-absorbing panels (32).

9. Painting installation for marine vessel production according to claim 1, characterised in that the bottom of the tank (1) is provided with rollers (33).

10. Painting installation for marine production according to claim 1, characterised in that the sealing cover (6) is of one-piece construction with the connecting rod (10).

Technical Field

The invention relates to the field of ship manufacturing, in particular to a paint spraying device for ship manufacturing.

Background

From the change of China shipbuilding industry in the share of the world shipbuilding market in the last decade, the proportion of the China shipbuilding industry in the global market is obviously rising, and China becomes one of the globally important shipbuilding centers.

In traditional shipbuilding, need spray paint to the hull through paint spraying apparatus, and current paint spraying apparatus mostly adopts the mode that increases atmospheric pressure to make and spray paint, when paint used up, can make the air blowout, leads to the lacquer painting fold to appear, influences the effect of spraying paint, and so on, components such as curing agent easily take place to deposit in the paint, influence the paint degree of consistency.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, a paint spraying device for ship manufacturing is provided.

The technical scheme adopted by the invention for solving the technical problems is as follows: a paint spraying device for ship manufacturing comprises a box body, a fixing pipe, a nozzle, an air pump, an air pipe and a sealing cover, wherein the box body is cylindrical in shape, the box body is vertically arranged, a mounting hole, an air hole and a charging hole are formed in the top of the box body, the fixing pipe and the box body are coaxially arranged and penetrate through the mounting hole, the fixing pipe is sealed and fixedly connected with the inner wall of the mounting hole, the nozzle is installed at the top end of the fixing pipe, the air pipe vertically penetrates through the air hole, the air pipe and the inner wall of the air hole are sealed and fixedly connected, the air pump is fixed to the top of the box body, the air pipe is installed on the air pump, the charging hole is located on one side, away from the fixing pipe, of the air pipe, the sealing cover is covered on the charging hole and attached to the top of the box body, the;

the auxiliary mechanism comprises a fixing ring, a floating disc, a pressure relief valve, a locking assembly and two connecting rods, wherein the sealing cover is provided with a gas release hole, the gas release hole is communicated with a charging hole, the pressure relief valve is arranged in the gas release hole, the fixing ring and the floating disc are coaxially arranged with a fixing pipe, the fixing ring and the floating disc are both positioned in the box body and are both positioned below a gas pipe, the floating disc is provided with a connecting hole, the connecting hole is coaxially arranged with the fixing pipe, the outer diameter of the fixing ring is equal to the inner diameter of the box body and is larger than the diameter of the floating disc, the inner diameter of the fixing ring is larger than the outer diameter of the fixing pipe and is smaller than the diameter of the floating disc, the fixing ring is sealed and fixedly connected with the inner wall of the box body, the floating disc is attached to the top of the fixing ring, the fixing pipe sequentially passes through the connecting, one of the two assembly holes is positioned on one side of the feeding hole close to the air pipe, the other assembly hole is positioned on one side of the feeding hole far away from the air pipe, the connecting rods are in one-to-one correspondence with the assembly holes, the connecting rods are parallel to the fixed pipes and penetrate through the assembly holes, the connecting rods are in sliding connection with the inner walls of the assembly holes, the top ends of the connecting rods are fixed at the bottom of the sealing cover, and the locking assemblies are arranged on the air pipe and positioned below the air pump;

the locking assembly comprises a locking rod, a push plate, a connecting rod, a limiting block, a locking hole, a round hole and two reset units, the push plate is perpendicular to the trachea, a gap is formed between the push plate and the inner wall of the trachea, the limiting block is fixed on the inner wall of the trachea and is abutted against the top of the push plate, the round hole is arranged on one side, close to the connecting rod, of the trachea, the round hole is located in the box body and is arranged below the push plate, the locking hole is located on the connecting rod, close to the trachea, the axis of the locking rod is perpendicular to and intersected with the axis of the connecting rod and the axis of the trachea respectively, the locking rod is located below the push plate, the locking rod penetrates through the round hole and is provided with a gap between the connecting rod and the connecting rod, the locking rod is connected with the inner wall of the round hole in a sliding and sealing mode, the locking hole, the bottom of the push plate is hinged with one end, far away from the connecting rod, of the locking rod through the connecting rod, the connecting rod is arranged in an inclined mode, the distance between one end, close to the push plate, of the connecting rod and the connecting rod is larger than the distance between the other end of the connecting rod and the connecting rod, and the resetting units are evenly distributed at the bottom of the push plate in the circumferential direction by taking the axis of the air pipe as the center;

the reset unit comprises a fixed block, a guide rod and a spring, the guide rod is parallel to the air pipe and is fixed at the bottom of the push plate, the fixed block is fixed on the inner wall of the air pipe, the fixed block is provided with a guide hole, the guide rod penetrates through the guide hole and is in sliding connection with the inner wall of the guide hole, the spring is positioned between the push plate and the fixed block, and the push plate is connected with the fixed block through the spring;

the stirring mechanism comprises an auxiliary assembly and two stirring assemblies, the auxiliary assembly is arranged in the box body and is positioned at the bottom end of the air pipe, and the stirring assemblies are arranged in the box body and are circumferentially and uniformly distributed on the fixing ring by taking the axis of the fixing pipe as a center;

the stirring assembly comprises a stirring rod, a first bearing, a rotating shaft, a screw rod, a ball screw bearing and a through hole, the through hole is formed in a fixing ring, the rotating shaft is parallel to a fixing pipe and penetrates through the through hole, the rotating shaft is connected with the inner wall of the through hole in a sliding and sealing mode, the screw rod and the rotating shaft are coaxially arranged and fixed to the top end of the rotating shaft, the axis of the stirring rod is perpendicular to and intersected with the axis of the rotating shaft, the middle end of the stirring rod is fixed to the bottom end of the rotating shaft, the inner ring of the first bearing is installed on the rotating shaft, the outer ring of the first bearing is fixedly connected with the inner wall of the box body, the screw rod is provided with external threads, the inner ring of the ball screw bearing is matched with the external threads and;

the auxiliary assembly comprises a rotating pipe, a sealing block, a connecting pipe, a connecting block, an auxiliary pipe, a fan blade, a second bearing and a connecting shaft, wherein the rotating pipe and the connecting shaft are coaxially arranged with the air pipe, the bottom end of the air pipe is inserted into the top end of the rotating pipe, the rotating pipe is in sliding and sealing connection with the air pipe, the sealing block is in sealing and fixed connection with the bottom end of the rotating pipe, the fan blade is positioned in the rotating pipe and is arranged at the bottom end of the connecting shaft, an inner ring of the second bearing is arranged on the connecting shaft, an outer ring of the second bearing is fixedly connected with the air pipe, the rotating pipe is fixedly connected with the connecting shaft, the auxiliary pipe is parallel to the air pipe and is positioned between the rotating pipe and the fixed pipe, the auxiliary pipe is arranged above the floating disc, the distance between the axis of the auxiliary pipe and the axis of the fixed pipe is greater than the radius of the floating disc, and the sum of the distance between the axis, the connecting block is sealed and fixedly connected with the top end of the auxiliary pipe, the rotating pipe is communicated and fixedly connected with the auxiliary pipe through a connecting pipe, and the connecting pipe is located between the sealing block and the air pipe.

Preferably, in order to realize dustproof, a filter screen is arranged in the air pipe and is positioned above the air pump.

Preferably, in order to reduce the gap between the air tube and the rotating tube, the joint of the rotating tube and the air tube is coated with sealing grease.

Preferably, in order to facilitate the installation of the guide rod, both ends of the guide rod are provided with chamfers.

Preferably, the guide bar is coated with a lubricating oil in order to reduce friction between the guide bar and the inner wall of the guide hole.

Preferably, in order to realize buffering and vibration reduction, the limiting block is made of rubber.

Preferably, in order to prolong the service life of the fixing pipe, the fixing pipe is provided with an anti-corrosion zinc coating.

Preferably, in order to reduce noise, the outer wall of the box body is provided with a sound absorption plate.

Preferably, in order to improve the mobility of the box body in moving, the bottom of the box body is provided with rollers.

Preferably, the sealing cover and the connecting rod are integrally formed to improve the reliability of the connection between the sealing cover and the connecting rod.

The paint spraying equipment for ship manufacturing has the advantages that the auxiliary mechanism can prevent the spray nozzle from spraying air to cause the paint surface to have wrinkles, the air spraying effect is improved, compared with the existing auxiliary mechanism, the auxiliary mechanism can also realize the function of locking the sealing cover, the practicability is higher, in addition, the function of stirring paint is realized through the stirring mechanism, compared with the existing stirring mechanism, the stirring mechanism can realize intermittent reverse rotation while the stirring rod rotates, and the stirring uniformity is higher.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of the structure of a painting facility for marine construction according to the present invention;

FIG. 2 is a schematic view of the locking assembly of the painting facility for marine fabrication according to the present invention;

FIG. 3 is a schematic structural view of a stirring assembly of the painting facility for marine fabrication according to the present invention;

FIG. 4 is a schematic view of the construction of an auxiliary assembly of the painting facility for marine fabrication of the present invention;

in the figure: 1. the air pump comprises a box body, a fixed pipe, a nozzle, an air pump, an air pipe, a sealing cover, a sealing ring, a fixed ring, a floating disc, a pressure release valve, a connecting rod, a locking rod, a push plate, a connecting rod, a limiting block, a fixing block, a guide rod, a spring, a stirring rod, a first bearing, a rotating shaft, a screw rod, a ball screw bearing, a rotating pipe, a sealing block, a connecting pipe, a connecting block, an auxiliary pipe, a fan blade, a second bearing, a connecting shaft, a filter screen, a sound absorption plate and a roller, wherein the fixed ring is 7, the floating disc is 8, the pressure release valve is 9, the connecting rod is 10, the locking rod is.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

As shown in fig. 1-3, a paint spraying apparatus for ship manufacturing comprises a box body 1, a fixed pipe 2, a nozzle 3, an air pump 4, an air pipe 5 and a sealing cover 6, wherein the box body 1 is cylindrical, the box body 1 is vertically arranged, the top of the box body 1 is provided with a mounting hole, an air hole and a feed hole, the fixed pipe 2 is coaxially arranged with the box body 1 and penetrates through the mounting hole, the fixed pipe 2 is sealed and fixedly connected with the inner wall of the mounting hole, the nozzle 3 is arranged at the top end of the fixed pipe 2, the air pipe 5 vertically penetrates through the air hole, the air pipe 5 is sealed and fixedly connected with the inner wall of the air hole, the air pump 4 is fixed at the top of the box body 1, the air pipe 5 is arranged on the air pump 4, the feed hole is positioned at one side of the air pipe 5 far away from the fixed pipe 2, the sealing cover 6 is covered, the sealing cover 6 is connected with the feeding hole in a sealing manner, and the box body 1 is provided with an auxiliary mechanism and a stirring mechanism;

the auxiliary mechanism comprises a fixing ring 7, a floating disc 8, a pressure release valve 9, a locking assembly and two connecting rods 10, wherein an air leakage hole is formed in the sealing cover 6 and is communicated with a feeding hole, the pressure release valve 9 is installed in the air leakage hole, the fixing ring 7 and the floating disc 8 are coaxially arranged with a fixing pipe 2, the fixing ring 7 and the floating disc 8 are both positioned in the box body 1 and are both positioned below the air pipe 5, a connecting hole is formed in the floating disc 8 and is coaxially arranged with the fixing pipe 2, the outer diameter of the fixing ring 7 is equal to the inner diameter of the box body 1 and is larger than the diameter of the floating disc 8, the inner diameter of the fixing ring 7 is larger than the outer diameter of the fixing pipe 2 and is smaller than the diameter of the floating disc 8, the fixing ring 7 is sealed and fixedly connected with the inner wall of the box body 1, the floating disc 8 is attached to the top of the fixing, the air pump is characterized in that the fixed pipe 2 is connected with the inner wall of the connecting hole in a sliding and sealing mode, two assembly holes are formed in the top of the box body 1, one of the two assembly holes is located on one side, close to the air pipe 5, of the feeding hole, the other assembly hole is located on one side, far away from the air pipe 5, of the feeding hole, the connecting rods 10 correspond to the assembly holes one by one, the connecting rods 10 are parallel to the fixed pipe 2 and penetrate through the assembly holes, the connecting rods 10 are connected with the inner wall of the assembly holes in a sliding mode, the top end of each connecting rod 10 is fixed to the bottom of the corresponding sealing cover 6, and the locking assembly is arranged on;

the locking assembly comprises a locking rod 11, a push plate 12, a connecting rod 13, a limiting block 14, a locking hole, a round hole and two resetting units, wherein the push plate 12 is perpendicular to the air pipe 5, a gap is formed between the push plate 12 and the inner wall of the air pipe 5, the limiting block 14 is fixed on the inner wall of the air pipe 5 and is abutted against the top of the push plate 12, the round hole is arranged on one side, close to the connecting rod 10, of the air pipe 5, is positioned in the box body 1 and is arranged below the push plate 12, the locking hole is positioned on the connecting rod 10, close to the air pipe 5, the axis of the locking rod 11 is perpendicular to and intersected with the axis of the connecting rod 10, close to the air pipe 5, and the locking rod 11 is positioned below the push plate 12, penetrates through the round hole and is provided with a gap between the connecting rod 10, close to the air pipe 5, the locking rod 11 is connected with, the locking hole and the locking rod 11 are coaxially arranged, the diameter of the locking hole is equal to that of the locking rod 11, the bottom of the push plate 12 is hinged to one end, far away from the connecting rod 10, of the locking rod 11 through a connecting rod 13, the connecting rod 13 is obliquely arranged, the distance between one end, close to the push plate 12, of the connecting rod 13 and the connecting rod 10 is larger than the distance between the other end of the connecting rod 13 and the connecting rod 10, and the resetting units are circumferentially and uniformly distributed at the bottom of the push plate 12 by taking the axis of the air pipe 5 as a center;

the reset unit comprises a fixed block 15, a guide rod 16 and a spring 17, the guide rod 16 is parallel to the air pipe 5 and is fixed at the bottom of the push plate 12, the fixed block 15 is fixed on the inner wall of the air pipe 5, a guide hole is arranged on the fixed block 15, the guide rod 16 penetrates through the guide hole and is in sliding connection with the inner wall of the guide hole, the spring 17 is positioned between the push plate 12 and the fixed block 15, and the push plate 12 is connected with the fixed block 15 through the spring 17;

when the device is used, the sealing cover 6 is opened, paint is poured into the box body 1 from the feeding hole, at the moment, the floating disc 8 moves upwards under the action of buoyancy, after the paint is added, the sealing cover 6 is covered, then, the air pump 4 is started to convey air into the box body 1 from the air pipe 5, the air pressure in the box body 1 is increased, the rated pressure of the first pressure release valve 9 of the air pressure value is increased, the paint is conveyed to the nozzle 3 from the fixed pipe 2 under the action of the air pressure and is sprayed out from the nozzle 3 towards the direction of the fixed pipe 2 away from the air pipe 5, paint spraying is realized, the floating disc 8 is lowered along with the reduction of the paint in the box body 1, when the floating disc 8 is attached to the fixed ring 7, the air pressure in the box body 1 is increased again, when the air pressure is higher than the rated pressure of the pressure release valve 9, the paint is discharged from the air release hole, the situation that the air is sprayed out from the nozzle 3, here, through the downward flow of air in trachea 5, make push pedal 12 drive guide arm 16 downstream under the effect of air current, and make the spring 17 compression, the downstream of push pedal 12 drives check lock lever 11 through connecting rod 13 and removes and insert in the check lock hole towards keeping away from fixed pipe 2 direction, thereby can realize pinning the function of sealed lid 6, prevent that sealed lid 6 from producing not hard up and leading to the air to be unable to make paint impress in fixed pipe 2 after the charge door discharges under the effect of atmospheric pressure between box 1, after air pump 4 stall back, make push pedal 12 restore to the throne and support with stopper 14 under spring 17's elastic action, the restoration of push pedal 12 drives check lock lever 11 through connecting rod 13 and realizes restoring to the throne, make sealed lid 6 accomplish the unblock, can be so that sealed lid 6 can normally open.

As shown in fig. 4, the stirring mechanism includes an auxiliary component and two stirring components, the auxiliary component is disposed in the box body 1 and located at the bottom end of the air pipe 5, and the stirring components are disposed in the box body 1 and circumferentially and uniformly distributed on the fixing ring 7 by taking the axis of the fixing pipe 2 as a center;

the stirring component comprises a stirring rod 18, a first bearing 19, a rotating shaft 20, a screw rod 21, a ball screw bearing 22 and a through hole, the through hole is arranged on the fixing ring 7, the rotating shaft 20 is parallel to the fixing tube 2 and passes through the through hole, the rotating shaft 20 is connected with the inner wall of the through hole in a sliding and sealing way, the screw rod 21 and the rotating shaft 20 are coaxially arranged and fixed at the top end of the rotating shaft 20, the axial line of the stirring rod 18 is vertical to and intersected with the axial line of the rotating shaft 20, the middle end of the stirring rod 18 is fixed at the bottom end of the rotating shaft 20, the inner ring of the first bearing 19 is arranged on the rotating shaft 20, the outer ring of the first bearing 19 is fixedly connected with the inner wall of the box body 1, an external thread is arranged on the screw rod 21, the inner ring of the ball screw bearing 22 is matched with the external thread and is arranged on the screw rod 21, and the outer ring of the ball screw bearing 22 is fixedly connected with the floating disc 8;

the auxiliary assembly comprises a rotating pipe 23, a sealing block 24, a connecting pipe 25, a connecting block 26, an auxiliary pipe 27, fan blades 28, a second bearing 29 and a connecting shaft 30, wherein the rotating pipe 23 and the connecting shaft 30 are coaxially arranged with an air pipe 5, the bottom end of the air pipe 5 is inserted into the top end of the rotating pipe 23, the rotating pipe 23 slides and is hermetically connected with the air pipe 5, the sealing block 24 is hermetically and fixedly connected with the bottom end of the rotating pipe 23, the fan blades 28 are positioned in the rotating pipe 23 and are arranged at the bottom end of the connecting shaft 30, the inner ring of the second bearing 29 is arranged on the connecting shaft 30, the outer ring of the second bearing 29 is fixedly connected with the air pipe 5, the rotating pipe 23 is fixedly connected with the connecting shaft 30, the auxiliary pipe 27 is parallel to the air pipe 5 and is positioned between the rotating pipe 23 and the fixed pipe 2, the auxiliary pipe 27 is arranged above the floating disc 8, and the distance between the axis of the auxiliary pipe 27 and the, the sum of the distance between the axis of the auxiliary pipe 27 and the axis of the air pipe 5 and the distance between the axis of the air pipe 5 and the axis of the fixed pipe 2 is greater than the diameter of the floating disc 8, the connecting block 26 is hermetically and fixedly connected with the top end of the auxiliary pipe 27, the rotating pipe 23 is communicated and fixedly connected with the auxiliary pipe 27 through the connecting pipe 25, and the connecting pipe 25 is positioned between the sealing block 24 and the air pipe 5.

During paint spraying, the floating disc 8 moves downwards along with the reduction of paint in the box body 1, namely, the ball screw bearing 22 can be driven to move downwards on the screw rod 21, because the ball screw bearing 22 is a bearing for converting rotary motion into linear motion or converting linear motion into rotary motion, the screw rod 21 can drive the rotating shaft 20 to rotate under the supporting action of the first bearing 19, the rotating shaft 20 rotates to drive the stirring rod 18 to synchronously rotate, the function of stirring the paint can be realized through the rotation of the stirring rod 18, the sedimentation of components such as curing agents in the paint is prevented, meanwhile, air in the air pipe 5 is conveyed into the rotating pipe 23 and then conveyed into the auxiliary pipe 27 from the connecting pipe 25 and conveyed into the box body 1 from the bottom end of the auxiliary pipe 27, the fan blades 28 are rotated by taking the flow of the air in the rotating pipe 23 as the driving force, and the connecting shaft 30 can rotate under the supporting action of the second bearing 29, the rotation of the connecting shaft 30 drives the rotation tube 23 to rotate, the rotation of the rotation tube 23 drives the auxiliary tube 27 to rotate through the connecting pipe 25, because the distance between the axis of the auxiliary tube 27 and the axis of the fixed tube 2 is greater than the radius of the floating disc 8, and the sum of the distance between the axis of the auxiliary tube 27 and the axis of the air tube 5 and the axis of the fixed tube 2 is greater than the diameter of the floating disc 8, so that the air discharged from the auxiliary tube 27 intermittently acts on the top of the floating disc 8, when the air acts on the top of the floating disc 8, the floating disc 8 can move downwards again under the action of the air flow, and when the air discharged from the auxiliary tube 27 cannot act on the floating disc 8 directly, the floating disc 8 moves upwards under the action of the floating disc 8 to the horizontal plane of the paint, and in such a reciprocating manner, the intermittent reciprocating lifting of the floating disc 8 while descending can be realized, that the stirring rod 18 rotates reversely in an intermittent manner, the function of stirring paint in different directions is realized, and the paint stirring effect is improved.

Preferably, in order to prevent dust, a filter screen 31 is installed in the air pipe 5, and the filter screen 31 is located above the air pump 4.

The filter screen 31 is used for trapping dust in the air, so that dust prevention is realized.

Preferably, in order to reduce the gap between the air tube 5 and the rotating tube 23, the joint of the rotating tube 23 and the air tube 5 is coated with sealing grease.

The sealing grease has the function of reducing the gap between the air pipe 5 and the rotating pipe 23 and improving the sealing property.

Preferably, to facilitate the installation of the guide bar 16, both ends of the guide bar 16 are chamfered.

The chamfer serves to reduce the diameter of the guide rod 16 as it passes through the guide hole, providing an easy installation.

Preferably, the guide bar 16 is coated with a lubricating oil in order to reduce the frictional force between the guide bar 16 and the inner wall of the guide hole.

The lubricating oil has the function of reducing the friction force between the guide rod 16 and the inner wall of the guide hole, and the moving smoothness of the guide rod 16 is improved.

Preferably, in order to achieve buffering and vibration reduction, the material of the limiting block 14 is rubber.

The rubber texture is softer, can reduce the impact force that produces when push pedal 12 and stopper 14 support to lean on, has realized buffering and damping.

Preferably, in order to prolong the service life of the fixed pipe 2, the fixed pipe 2 is provided with an anti-corrosion zinc coating.

The function of anticorrosive galvanizing coat is to promote the rust-resistant ability of fixed pipe 2, prolongs the life of fixed pipe 2.

Preferably, the outer wall of the casing 1 is provided with a sound-absorbing plate 32 for noise reduction.

The sound-absorbing panel 32 can absorb noise, achieving noise reduction.

Preferably, in order to improve the mobility of the box 1, the bottom of the box 1 is provided with rollers 33.

The roller 33 can facilitate the movement of the box body 1, and the maneuverability is improved.

Preferably, the sealing cover 6 and the connecting rod 10 are integrally formed to improve the reliability of the connection between the sealing cover 6 and the connecting rod 10.

The integrally formed structure has a high strength characteristic, so that the reliability of connection of the sealing cover 6 and the connecting rod 10 can be improved.

When the device is used, the sealing cover 6 is opened, paint is poured into the box body 1 from the feeding hole, at the moment, the floating disc 8 moves upwards under the action of buoyancy, after the paint is added, the sealing cover 6 is covered, then, the air pump 4 is started to convey air into the box body 1 from the air pipe 5, the air pressure in the box body 1 is increased, the rated pressure of the first pressure release valve 9 of the air pressure value is increased, the paint is conveyed to the nozzle 3 from the fixed pipe 2 under the action of the air pressure and is sprayed out from the nozzle 3 towards the direction of the fixed pipe 2 away from the air pipe 5, paint spraying is realized, the floating disc 8 is lowered along with the reduction of the paint in the box body 1, when the floating disc 8 is attached to the fixed ring 7, the air pressure in the box body 1 is increased again, when the air pressure is higher than the rated pressure of the pressure release valve 9, the paint is discharged from the air release hole, the situation that the air is sprayed out from the nozzle 3, here, the push plate 12 drives the guide rod 16 to move downwards under the action of the air flow through the downward flow of the air in the air pipe 5, and the spring 17 is compressed, the downward movement of the push plate 12 drives the locking rod 11 to move towards the direction away from the fixed pipe 2 through the connecting rod 13 and insert into the locking hole, so that the function of locking the sealing cover 6 can be realized, the sealing cover 6 is prevented from being loosened with the box body 1 under the action of air pressure, so that the paint cannot be pressed into the fixed pipe 2 after the air is discharged from the charging hole, after the air pump 4 stops operating, the push plate 12 is reset under the elastic action of the spring 17 and abuts against the limiting block 14, the reset of the push plate 12 drives the locking rod 11 to reset through the connecting rod 13, so that the sealing cover 6 is unlocked, the sealing cover 6 can be normally opened, and the floating disc 8 moves downwards along with the reduction of the paint in the box body 1 during the painting period, namely, the ball screw bearing 22 can be driven to move downwards on the screw rod 21, because the ball screw bearing 22 converts the rotary motion into the linear motion, or converts the linear motion into the bearing of the rotary motion, thereby the screw rod 21 can drive the rotating shaft 20 to rotate under the supporting action of the first bearing 19, the rotating shaft 20 rotates to drive the stirring rod 18 to synchronously rotate, the function of stirring paint can be realized through the rotation of the stirring rod 18, the sedimentation of components such as curing agent in the paint is prevented, meanwhile, the air in the air pipe 5 is conveyed into the rotating pipe 23 and then conveyed into the auxiliary pipe 27 from the connecting pipe 25, and conveyed into the box body 1 from the bottom end of the auxiliary pipe 27, the fan blades 28 are rotated by using the flow of the air in the rotating pipe 23 as the driving force, thereby the connecting shaft 30 can rotate under the supporting action of the second bearing 29, the rotation of the connecting shaft 30 drives the rotating pipe 23 to rotate, the rotation of the rotating pipe 23 drives the auxiliary pipe 27 to rotate through the connecting pipe 25, because the distance between the axis of the auxiliary pipe 27 and the axis of the fixed pipe 2 is greater than the radius of the floating disc 8, and the sum of the distance between the axis of the auxiliary pipe 27 and the axis of the air pipe 5 and the distance between the axis of the air pipe 5 and the axis of the fixed pipe 2 is greater than the diameter of the floating disc 8, the air discharged from the auxiliary pipe 27 can be intermittently applied to the top of the floating disc 8, when the air is applied to the top of the floating disc 8, the floating disc 8 can be moved downwards again under the action of the air flow, and when the air discharged from the auxiliary pipe 27 can not be directly applied to the floating disc 8, the floating disc 8 is moved upwards to the horizontal plane of the paint under the action of the floating disc 8, and the intermittent reciprocating lifting of the floating disc 8 can be realized while the floating disc 8 descends, that is to ensure that the stirring rod 18 intermittently rotates reversely in, the function of stirring paint in different directions is realized, and the paint stirring effect is improved.

Compared with the prior art, this a paint spraying apparatus for boats and ships preparation can prevent through complementary unit that 3 blowout air of nozzle from and lead to the lacquer painting fold to appear, the jet-propelled effect has been improved, compare with current complementary unit, this complementary unit can also realize pinning the function of sealed lid 6, the practicality is stronger, moreover, the function of stirring paint has still been realized through rabbling mechanism, compare with current rabbling mechanism, intermittent type nature reverse rotation when this rabbling mechanism can realize stirring rod 18 pivoted, the stirring degree of consistency is higher.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.