CN115213034B

CN115213034B - Pipeline coating spraying device for civil engineering

Info

Publication number: CN115213034B
Application number: CN202210773596.3A
Authority: CN
Inventors: 陈忠源; 何鹏飞; 侯丞; 郭晓海
Original assignee: Fuzhou College of Foreign Studies and Trade
Current assignee: Fuzhou College of Foreign Studies and Trade
Priority date: 2022-07-01
Filing date: 2022-07-01
Publication date: 2023-07-14
Anticipated expiration: 2042-07-01
Also published as: CN115213034A

Abstract

The invention discloses a pipeline coating spraying device for civil engineering, which comprises a bearing plate, a connecting frame and spraying equipment, wherein two first supporting plates are fixedly connected to the bearing plate, the opposite surfaces of the two first supporting plates are fixedly connected with rotating rollers which are sleeved on the pipelines and are fixed on the pipelines in a rotating manner, the connecting frame is fixedly connected with two rotating shafts in a rotating manner, two movable wheels are fixedly connected to the two ends of each rotating shaft extending out of the connecting frame, a sliding rail for limiting movement of the movable wheels is fixedly connected to the bearing plate, spraying equipment for spraying the pipelines is fixedly connected to the upper surface of the connecting frame, an atomizing collision head which is opposite to the pipeline on the rotating rollers is fixedly communicated to the spraying equipment, a driving mechanism for reciprocating movement of the spraying equipment is arranged on the connecting frame, and a rotating mechanism for rotating and spraying the pipelines is arranged on the bearing plate. According to the invention, through the cooperation of the integral mechanism, the effects of automatic moving spraying and automatic reversing are achieved, so that the spraying is uniform.

Description

Pipeline coating spraying device for civil engineering

Technical Field

The invention relates to the technical field of spraying devices, in particular to a pipeline coating spraying device for civil engineering.

Background

Civil engineering is a generic term for science and technology in building various types of earth engineering facilities. It refers to both the materials and equipment used and the technical activities of surveying, designing, constructing, maintaining, repairing, etc. performed, as well as the objects of engineering construction.

At present, most of pipeline coating spraying devices for civil engineering are easy to generate uneven or missing coating after spraying, if the spraying is incomplete, the missing spraying part can generate serious corrosion, and potential safety hazards are easy to cause, so that the pipeline coating spraying device for civil engineering is needed to solve the problems.

Disclosure of Invention

The invention aims to provide a pipeline coating spraying device for civil engineering, which has the advantages that the coating on a pipeline is uniformly sprayed and no coating leakage occurs, and solves the problem that the sprayed coating is easy to generate uneven or coating leakage.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a pipeline coating spraying device for civil engineering, includes bearing plate, link and spraying equipment, fixedly connected with two first backup pads on the bearing plate, two the fixed axle of opposite face of first backup pad rotates and is connected with the pipeline and cup joints the live-rollers above that and fixed to the pipeline, fixed axle rotation is connected with two axis of rotation on the link, every the axis of rotation extends and all fixedly connected with two removal wheels on the both ends of link, fixedly connected with is used for the slide rail to the spacing removal of removal wheel on the bearing plate, the last fixed surface of link is connected with and is used for the spraying equipment to the pipeline spraying, fixed intercommunication has the atomizing head just to the pipeline on the live-rollers on the spraying equipment, be equipped with the actuating mechanism that is used for spraying equipment reciprocating motion on the link, be equipped with the rotary mechanism that is used for the pipeline to rotate the spraying on the bearing plate.

Preferably, the driving mechanism comprises a motor frame fixedly connected to the upper surface of the connecting frame, a motor is fixedly connected to the upper surface of the motor frame, an output shaft penetrating through the motor frame and the connecting frame is fixedly connected to the output end of the motor, a first conical gear is fixedly connected to one end of the output shaft, far away from the motor, of the output shaft, and a second conical gear and a third conical gear which are meshed with the first conical gear are coaxially and rotatably connected to a rotating shaft, close to one end of the motor.

Preferably, the driving mechanism further comprises a reversing block axially and slidably connected to the rotating shaft close to one end of the motor, a lug is fixedly connected to the inner wall of the reversing block, a sliding groove is formed in the rotating shaft close to one end of the motor and is in limiting sliding connection with the lug through the sliding groove, clamping blocks are fixedly connected to the second bevel gear and the third bevel gear, and clamping grooves matched with the clamping blocks are formed in two ends of the reversing block.

Preferably, the driving mechanism further comprises a lantern ring rotationally connected to the reversing block, two sliding grooves are formed in the lower surface of the connecting frame and are connected with a first connecting rod and a second connecting rod through two sliding grooves in a limiting mode, the first connecting rod and the second connecting rod are fixedly connected with the lantern ring, one end of the first connecting rod, which is far away from the lantern ring, is fixedly connected with a first rack, one end of the second connecting rod, which is far away from the lantern ring, is fixedly connected with a second rack, a first guide post and a second guide post are fixedly arranged on the bearing plate, and inclined planes matched with the first guide post and the second guide post are formed in the first rack and the second rack.

Preferably, the rotating mechanism comprises a second supporting plate and a third supporting plate which are fixedly connected to the bearing plate, a first rotating rod and a second rotating rod are fixedly connected to the second supporting plate in a fixed shaft rotating mode, a first disc wheel and a first flat gear are fixedly connected to the arc-shaped outline of the first rotating rod, a second flat gear meshed with the first flat gear is fixedly connected to the arc-shaped outline of the second rotating rod, one end, far away from the first flat gear, of the second flat gear is intermittently meshed with a second rack, a third rotating rod is fixedly connected to the third supporting plate in a fixed shaft rotating mode, a third disc wheel and a third flat gear are fixedly connected to the arc-shaped outline of the third rotating rod, and the third flat gear is intermittently meshed with the first rack.

Preferably, the rotating mechanism further comprises a second disc wheel, a fourth disc wheel and a belt, wherein the second disc wheel and the fourth disc wheel are fixedly connected to the arc-shaped outline of the rotating roller, the second disc wheel and the first disc wheel are connected through belt transmission, and the fourth disc wheel and the third disc wheel are connected through belt transmission.

Preferably, be equipped with the assist mechanism that is used for accelerating the coating drying and improves air quality on the bearing plate, assist mechanism is including the support frame of fixed connection on the bearing plate, the last fixed surface of support frame is connected with four piston barrels, every equal axial sliding connection sealing plug on the inner wall of piston barrel, every equal fixedly connected with piston rod on the sealing plug, every equal fixedly connected with voussoir of one end that the sealing plug was kept away from to the piston rod, every all placed the spring in the piston barrel, every the both ends of spring all with corresponding sealing plug and piston barrel fixed connection.

Preferably, the auxiliary mechanism comprises an air suction pipe, an exhaust pipe and a filter box, each piston cylinder is fixedly communicated with the air suction pipe, one end, far away from the piston cylinder, of the air suction pipe is opposite to the rotating roller, one end, far away from the air suction pipe, of the piston cylinder is fixedly communicated with the filter box through the exhaust pipe, an exhaust port is formed in the upper surface of the filter box, and check valves are fixedly connected to the air suction pipe and the exhaust pipe.

Preferably, the auxiliary mechanism further comprises a sliding plate, a sliding groove is formed in the bearing plate and is connected with the sliding plate through the sliding groove in a limiting sliding mode, a connecting plate is fixedly connected to the sliding plate, one end, away from the sliding plate, of the connecting plate is fixedly connected with a connecting frame, a sleeve is fixedly connected to the sliding plate, a fourth rotating rod is rotationally connected to the inner wall of the sleeve, a disc is fixedly connected to the upper surface of the fourth rotating rod, four supporting rods matched with the wedge blocks are fixedly connected to the upper surface of the disc, fan blades are fixedly connected to the supporting rods, a torsion spring is sleeved on the fourth rotating rod, and two ends of the torsion spring are fixedly connected with the disc and the inner wall of the sleeve respectively.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, through the cooperation of the integral mechanism, the effects of automatic moving spraying and automatic reversing are achieved, so that the spraying is uniform.

2. According to the invention, by arranging the driving mechanism, the effects of uniform spraying, good spraying effect and improved spraying efficiency are achieved without manual control, automatic spraying movement and automatic reversing.

3. By arranging the rotating mechanism, the invention achieves the effect of automatically rotating the pipeline after the spraying equipment drives the atomizing collision head to spray the pipeline, thereby spraying the surface of the pipeline which is not sprayed.

4. By arranging the auxiliary mechanism, the invention achieves the effects of accelerating the drying of the coating and filtering the gas emitted by the spray coating so as to protect the environment.

Drawings

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

FIG. 2 is a second schematic view of the overall structure of the present invention;

FIG. 3 is a schematic diagram of a driving mechanism according to the present invention;

FIG. 4 is a schematic diagram of a driving mechanism according to a second embodiment of the present invention;

FIG. 5 is a schematic view of a rotating mechanism according to the present invention;

FIG. 6 is a schematic view of the auxiliary mechanism of the present invention;

FIG. 7 is a schematic cross-sectional view of an auxiliary mechanism of the present invention;

fig. 8 is a schematic cross-sectional view of an auxiliary mechanism of the present invention.

In the figure: 1. a bearing plate; 11. a second support plate; 12. a third support plate; 13. a first support plate; 14. a support frame; 15. a sliding plate; 2. a motor; 21. a motor frame; 22. an output shaft; 23. a first bevel gear; 24. a collar; 25. a second connecting rod; 26. a first connecting rod; 27. a first rack; 28. a second rack; 3. a connecting frame; 31. a moving wheel; 32. a rotating shaft; 33. a second bevel gear; 34. a third bevel gear; 35. a clamping block; 36. a reversing block; 37. a bump; 4. a spraying device; 5. a rotating roller; 51. a second disc wheel; 52. a fourth disc wheel; 6. a piston cylinder; 61. a sealing plug; 62. a piston rod; 63. wedge blocks; 64. a spring; 65. an air suction pipe; 66. an exhaust pipe; 67. a one-way valve; 7. a fan blade; 71. a support rod; 72. a disc; 73. a torsion spring; 74. a fourth rotating lever; 75. a sleeve; 76. a connecting plate; 8. a slide rail; 81. a first guide post; 82. a second guide post; 9. a filter box; 91. a first rotating lever; 92. a first disc wheel; 93. a first flat gear; 94. a second rotating lever; 95. a second flat gear; 96. a third rotating lever; 97. a third disc wheel; 98. and a third flat gear.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

The invention provides a technical scheme that: the utility model provides a pipeline coating spraying device for civil engineering, including bearing plate 1, link 3 and spraying equipment 4, fixedly connected with two first backup pads 13 on the bearing plate 1, the opposite face dead axle rotation of two first backup pads 13 is connected with the pipeline and cup joints on it and the fixed live-rollers 5 of pipeline, the dead axle rotation is connected with two axis of rotation 32 on the link 3, all fixedly connected with removes round 31 on the both ends that every axis of rotation 32 extends link 3, fixedly connected with is used for the spacing slide rail 8 that removes to moving round 31 on the bearing plate 1, the last fixed surface of link 3 is connected with and is used for the spraying equipment 4 to the pipeline spraying, fixedly connected with just is equipped with the atomizing that is just to the pipeline on the live-rollers 5 on the spraying equipment 4, be equipped with the actuating mechanism that is used for spraying equipment 4 reciprocating motion on the link 3, be equipped with the slewing mechanism who is used for the pipeline rotation spraying on the bearing plate 1.

Referring to fig. 1 and 2, in use, a pipe to be sprayed is first sleeved on the rotating roller 5 and then fixed, and the spraying apparatus 4 is an existing apparatus, so that detailed description thereof will not be given here.

Further, the driving mechanism comprises a motor frame 21 fixedly connected to the upper surface of the connecting frame 3, a motor 2 is fixedly connected to the upper surface of the motor frame 21, an output shaft 22 penetrating through the motor frame 21 and the connecting frame 3 is fixedly connected to the output end of the motor 2, a first conical gear 23 is fixedly connected to one end, far away from the motor 2, of the output shaft 22, and a second conical gear 33 and a third conical gear 34 which are meshed with the first conical gear 23 are coaxially and rotatably connected to a rotating shaft 32, close to one end of the motor 2.

Referring to fig. 1, 2, 3 and 4, the motor 2 is then activated to rotate the output shaft 22, so that the first bevel gear 23 on the output shaft 22 rotates, and the second bevel gear 33 and the third bevel gear 34 rotate due to the engagement of the first bevel gear 23 with the second bevel gear 33 and the third bevel gear 34.

Further, the driving mechanism further comprises a reversing block 36 which is axially and slidably connected to the rotating shaft 32 near one end of the motor 2, a bump 37 is fixedly connected to the inner wall of the reversing block 36, a sliding groove is formed in the rotating shaft 32 near one end of the motor 2 and is in limiting sliding connection with the bump 37 through the sliding groove, clamping blocks 35 are fixedly connected to the second bevel gear 33 and the third bevel gear 34, and clamping grooves matched with the clamping blocks 35 are formed in two ends of the reversing block 36.

Further, the driving mechanism further comprises a collar 24 rotatably connected to the reversing block 36, two sliding grooves are formed in the lower surface of the connecting frame 3 and are in limiting sliding connection with a first connecting rod 26 and a second connecting rod 25 through the two sliding grooves, the first connecting rod 26 and the second connecting rod 25 are fixedly connected with the collar 24, one end, away from the collar 24, of the first connecting rod 26 is fixedly connected with a first rack 27, one end, away from the collar 24, of the second connecting rod 25 is fixedly connected with a second rack 28, a first guide pillar 81 and a second guide pillar 82 are fixedly arranged on the bearing plate 1, and inclined surfaces matched with the first guide pillar 81 and the second guide pillar 82 are formed in the first rack 27 and the second rack 28.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the reversing block 36 is matched with the clamping block 35 on the second bevel gear 33 through the clamping groove, so that the reversing block 36 follows the second bevel gear 33 to rotate, and as the rotating shaft 32 near one end of the motor 2 is provided with the sliding groove and is in limiting sliding connection with the protruding block 37 on the inner wall of the reversing block 36 through the sliding groove, the rotating shaft 32 near one end of the motor 2 follows the reversing block 36 through the matching of the sliding groove and the protruding block 37, the rotating direction of the rotating shaft 32 near one end of the motor 2 is the same as the rotating direction of the second bevel gear 33, so that the moving wheel 31 rotates and moves towards the first guide pillar 81, the spraying device 4 on the connecting frame 3 synchronously moves towards the first guide pillar 81, and the spraying device 4 uniformly sprays on a pipeline through the atomizing nozzle.

Referring to fig. 1, 2, 3 and 4, when the device moves near the first guide post 81, at this time, the inclined surface of the first rack 27 contacts with the first guide post 81, so that the first rack 27 drives the first connecting rod 26 to slide towards the third bevel gear 34, so that the collar 24 drives the reversing block 36 to slide towards the third bevel gear 34 until the clamping groove on the reversing block 36 is matched with the clamping block 35 on the third bevel gear 34, so that the reversing block 36 rotates along with the third bevel gear 34, so that the rotating shaft 32 near one end of the motor 2 rotates along with the reversing block 36 through the matching of the sliding groove and the protruding block 37, so that the rotating shaft 32 near one end of the motor 2 is identical to the rotating direction of the third bevel gear 34, so that the moving wheel 31 rotates and moves towards the second guide post 82, and the spraying device 4 on the connecting frame 3 synchronously moves towards the second guide post 82, so that the spraying device 4 uniformly sprays on a pipeline through the atomizing nozzle.

The first guide post 81 and the second guide post 82 are both fixedly arranged on the bearing plate 1 and are used for controlling the moving stroke of the device.

The automatic spraying device has the advantages that manual control is not needed through the arrangement of the driving mechanism, automatic spraying is achieved, and automatic reversing is achieved, so that spraying is even, the spraying effect is good, and meanwhile spraying efficiency is improved.

Further, the rotating mechanism comprises a second supporting plate 11 and a third supporting plate 12 which are fixedly connected to the bearing plate 1, a first rotating rod 91 and a second rotating rod 94 are fixedly connected to the second supporting plate 11 in a fixed shaft rotating mode, a first disc wheel 92 and a first flat gear 93 are fixedly connected to the arc-shaped outline of the first rotating rod 91, a second flat gear 95 meshed with the first flat gear 93 is fixedly connected to the arc-shaped outline of the second rotating rod 94, one end, far away from the first flat gear 93, of the second flat gear 95 is intermittently meshed with the second rack 28, a third rotating rod 96 is fixedly connected to the third supporting plate 12 in a fixed shaft rotating mode, a third disc wheel 97 and a third flat gear 98 are fixedly connected to the arc-shaped outline of the third rotating rod 96, and the third flat gear 98 is intermittently meshed with the first rack 27.

Further, the rotating mechanism further comprises a second disc wheel 51, a fourth disc wheel 52 and a belt, the second disc wheel 51 and the fourth disc wheel 52 are fixedly connected to the arc-shaped outline of the rotating roller 5, the second disc wheel 51 and the first disc wheel 92 are in transmission connection through the belt, and the fourth disc wheel 52 and the third disc wheel 97 are in transmission connection through the belt.

Referring to fig. 1, 2 and 5, when the inclined surface of the first rack 27 contacts with the first guide post 81, at this time, the first rack 27 is meshed with the third flat gear 98, so that when the first rack 27 slides towards the third bevel gear 34, the third flat gear 98 rotates, and thus the third rotating rod 96 and the third disc wheel 97 synchronously follow rotation, and because the third disc wheel 97 is connected with the fourth disc wheel 52 through belt transmission, the fourth disc wheel 52 synchronously rotates, so as to drive the rotating roller 5 to rotate, so that the pipeline on the rotating roller 5 synchronously rotates ninety degrees, and the surface which is not sprayed is rotated to the opposite side of the atomizer, and when the spraying device 4 drives the atomizer to move towards the second guide post 82, the surface which is not sprayed and is rotated to the opposite side of the atomizer is sprayed.

Referring to fig. 1, 2 and 5, when the inclined surface of the second rack 28 contacts with the second guide post 82, at this time, the second rack 28 is meshed with the second flat gear 95, so that when the second rack 28 slides towards the second bevel gear 33, the second flat gear 95 rotates, and as the second flat gear 95 is meshed with the first flat gear 93, the first flat gear 93 rotates, so that the first rotating rod 91 and the first disc wheel 92 synchronously follow rotation, and as the first disc wheel 92 and the second disc wheel 51 are connected through belt transmission, the second disc wheel 51 synchronously rotates, so as to drive the rotating roller 5 to rotate, so that the pipeline on the rotating roller 5 synchronously rotates ninety degrees, and the unsprayed surface rotates to the opposite side of the atomizer, so that when the spraying device 4 drives the atomizer to move towards the first guide post 81, the unsprayed pipeline surface opposite the atomizer is sprayed.

By arranging the first flat gear 93 to be meshed with the second flat gear 95, the direction when the pipeline on the rotating roller 5 is driven to rotate is the same as the direction when the third flat gear 98 drives the rotating roller 5 to rotate.

Through setting up slewing mechanism, reached and drive the atomizing at spraying equipment 4 and hit the head with the pipeline spraying accomplish the back, automatic rotation pipeline to with the effect of the pipeline face spraying of not spraying.

Example two

Substantially the same as the first embodiment, further, an auxiliary mechanism for accelerating the drying of the coating and improving the air quality is arranged on the bearing plate 1, the auxiliary mechanism comprises a supporting frame 14 fixedly connected on the bearing plate 1, four piston cylinders 6 are fixedly connected to the upper surface of the supporting frame 14, sealing plugs 61 are axially and slidably connected to the inner wall of each piston cylinder 6, piston rods 62 are fixedly connected to each sealing plug 61, wedge blocks 63 are fixedly connected to one end, far away from the sealing plug 61, of each piston rod 62, springs 64 are arranged in each piston cylinder 6, and two ends of each spring 64 are fixedly connected with the corresponding sealing plugs 61 and piston cylinders 6.

Referring to fig. 1, 2, 6, 7 and 8, when the connecting frame 3 moves towards the second guide post 82, the sliding plate 15 slides towards the second guide post 82 synchronously, so that the disc 72 and the fan blade 7 on the sliding plate 15 slide towards the second guide post 82 synchronously, when the supporting rod 71 contacts with the inclined plane of the wedge 63, the effect of fixing the disc 72 is achieved because the torsion spring 73 is sleeved on the fourth rotating rod 74, so that the wedge 63 drives the piston rod 62 to slide towards the air suction pipe 65, when the supporting rod 71 releases from contact with the inclined plane of the wedge 63, the elastic force of the spring 64 is released, so that the sealing plug 61 drives the piston rod 62 to slide away from the air suction pipe 65, and further, the reciprocating sliding of the piston rod 62 and the sealing plug 61 is achieved when the supporting rod 71 contacts with the inclined plane of the wedge 63.

Further, the auxiliary mechanism comprises an air suction pipe 65, an air exhaust pipe 66 and a filter box 9, each piston cylinder 6 is fixedly communicated with the air suction pipe 65, one end, away from the piston cylinder 6, of the air suction pipe 65 is opposite to the rotating roller 5, one end, away from the air suction pipe 65, of the piston cylinder 6 is fixedly communicated with the filter box 9 through the air exhaust pipe 66, an air outlet is formed in the upper surface of the filter box 9, and one-way valves 67 are fixedly connected to the air suction pipe 65 and the air exhaust pipe 66.

Referring to fig. 1, 2, 6, 7 and 8, when the piston rod 62 and the sealing plug 61 slide in the piston cylinder 6 in a direction away from the air suction pipe 65, negative pressure is generated under the cooperation of the check valve 67, so that the air sprayed and emitted is sucked into the piston cylinder 6 through the air suction pipe 65, and when the piston rod 62 and the sealing plug 61 slide in the piston cylinder 6 in the direction of the air suction pipe 65, high pressure is generated under the cooperation of the check valve 67, so that the air in the piston cylinder 6 is sent into the filter box 9 through the air discharge pipe 66, the air sprayed and emitted is filtered, and the filtered air is discharged through the air discharge port, so that the effects of environmental protection and human health protection are achieved.

Activated carbon can be placed in the filter box 9, and the gas emitted by the adsorption, filtration and spraying of the activated carbon can be filtered according to the actual use condition when the filter box is used.

Still further, the auxiliary mechanism still includes slide plate 15, the spout has been seted up on the bearing plate 1 and has slide plate 15 through the spacing sliding connection of this spout, fixedly connected with connecting plate 76 on the slide plate 15, the one end that slide plate 15 was kept away from to connecting plate 76 and link 3 fixed connection, fixedly connected with barrel casing 75 on the slide plate 15, rotate on the inner wall of barrel casing 75 and be connected with fourth dwang 74, the upper surface fixedly connected with disc 72 of fourth dwang 74, the upper surface fixedly connected with of disc 72 four bracing pieces 71 that mutually support with voussoir 63, all fixedly connected with flabellum 7 on every bracing piece 71, cup joint torsional spring 73 on the fourth dwang 74, the both ends of torsional spring 73 respectively with disc 72 and the inner wall fixed connection of barrel casing 75.

Referring to fig. 1, 2, 6, 7 and 8, when the connection frame 3 moves toward the first guide post 81, the sliding plate 15 slides synchronously toward the first guide post 81, so that the disc 72 and the fan blade 7 on the sliding plate 15 slide synchronously toward the first guide post 81, and when the support rod 71 contacts with the flat surface of the wedge 63, the fourth rotating rod 74 rotates, so that the disc 72 and the support rod 71 rotate, and the fan blade 7 on the support rod 71 rotates, thereby achieving the effect of accelerating the drying of the coating.

Working principle: when the pipeline coating spraying device for civil engineering is used, firstly, a pipeline to be sprayed is sleeved on the rotating roller 5, and then the pipeline to be sprayed is fixed.

Then, the motor 2 is started, so that the output shaft 22 rotates, the first bevel gear 23 on the output shaft 22 rotates, the first bevel gear 23 is meshed with the second bevel gear 33 and the third bevel gear 34, the second bevel gear 33 and the third bevel gear 34 rotate, at the moment, the reversing block 36 is matched with the clamping block 35 on the second bevel gear 33 through the clamping groove, the reversing block 36 rotates along with the second bevel gear 33, the rotating shaft 32 near one end of the motor 2 is provided with a sliding groove and is in limit sliding connection with the protruding block 37 on the inner wall of the reversing block 36 through the sliding groove, the rotating shaft 32 near one end of the motor 2 rotates along with the reversing block 36 through the matching of the sliding groove and the protruding block 37, so that the rotating shaft 32 near one end of the motor 2 is identical to the rotating direction of the second bevel gear 33, the moving wheel 31 rotates and moves towards the direction of the first guide pillar 81, and the spraying equipment 4 on the connecting frame 3 synchronously moves towards the direction of the first guide pillar 81, and the spraying equipment 4 uniformly sprays on a pipeline through an atomizing nozzle.

When the device moves to the vicinity of the first guide post 81, at this time, the inclined surface of the first rack 27 contacts with the first guide post 81, so that the first rack 27 drives the first connecting rod 26 to slide towards the third conical gear 34, so that the collar 24 drives the reversing block 36 to slide towards the third conical gear 34 until the clamping groove on the reversing block 36 is matched with the clamping block 35 on the third conical gear 34, so that the reversing block 36 rotates along with the third conical gear 34, so that the rotating shaft 32 near one end of the motor 2 rotates along with the reversing block 36 through the matching of the sliding groove and the protruding block 37, so that the rotating shaft 32 near one end of the motor 2 is the same as the rotating direction of the third conical gear 34, so that the moving wheel 31 rotates and moves towards the second guide post 82, so that the spraying equipment 4 on the connecting frame 3 synchronously moves towards the second guide post 82, and the spraying equipment 4 uniformly sprays on a pipeline through the atomizing nozzle.

Since the spraying apparatus 4 is an existing apparatus, a detailed description thereof will not be given here.

When the inclined surface of the first rack 27 contacts with the first guide post 81, the first rack 27 is meshed with the third flat gear 98 at this time, so that when the first rack 27 slides towards the third bevel gear 34, the third flat gear 98 rotates, and thus the third rotating rod 96 and the third disc wheel 97 synchronously follow rotation, and as the third disc wheel 97 is connected with the fourth disc wheel 52 through belt transmission, the fourth disc wheel 52 synchronously rotates, so as to drive the rotating roller 5 to rotate, so that the pipeline on the rotating roller 5 synchronously rotates for ninety degrees, the unspray surface rotates to the opposite surface of the atomizing nozzle, and when the spraying equipment 4 drives the atomizing collision head to move towards the second guide post 82, the unspray pipeline surface opposite to the atomizing nozzle is sprayed.

When the inclined surface of the second rack 28 contacts with the second guide post 82, the second rack 28 is meshed with the second flat gear 95 at this time, so that when the second rack 28 slides towards the second bevel gear 33, the second flat gear 95 rotates, because the second flat gear 95 is meshed with the first flat gear 93, the first flat gear 93 rotates, so that the first rotating rod 91 and the first disc wheel 92 synchronously follow rotation, and because the first disc wheel 92 is connected with the second disc wheel 51 through a belt transmission, the second disc wheel 51 synchronously rotates, so that the rotating roller 5 is driven to rotate, the pipeline on the rotating roller 5 synchronously rotates ninety degrees, the unsprayed surface rotates to the opposite surface of the atomizing nozzle, and when the spraying equipment 4 drives the atomizing nozzle to move towards the first guide post 81, the unsprayed pipeline surface opposite to the atomizing nozzle is sprayed.

When the connecting frame 3 reciprocates, the connecting plate 76 fixedly connected with the connecting frame drives the sliding plate 15 to synchronously move, when the connecting frame 3 moves towards the first guide post 81, the sliding plate 15 synchronously slides towards the first guide post 81, so that the disc 72 and the fan blades 7 on the sliding plate 15 synchronously slide towards the first guide post 81, when the supporting rod 71 contacts with the flat surface of the wedge 63, the fourth rotating rod 74 rotates, so that the disc 72 and the supporting rod 71 rotate, and the fan blades 7 on the supporting rod 71 rotate, so that the effect of accelerating drying of the coating is achieved.

When the connecting frame 3 moves towards the second guide post 82, the sliding plate 15 slides towards the second guide post 82 synchronously, so that the disc 72 and the fan blade 7 on the sliding plate 15 slide towards the second guide post 82 synchronously, when the supporting rod 71 contacts with the inclined surface of the wedge 63, the effect of fixing the disc 72 is achieved because the torsion spring 73 is sleeved on the fourth rotating rod 74, so that the wedge 63 drives the piston rod 62 to slide towards the air suction pipe 65, when the supporting rod 71 is out of contact with the inclined surface of the wedge 63, the elasticity of the spring 64 is released, so that the sealing plug 61 drives the piston rod 62 to slide towards the direction far away from the air suction pipe 65, and further the reciprocating sliding of the piston rod 62 and the sealing plug 61 is achieved when the supporting rod 71 contacts with the inclined surface of the wedge 63, which is described in detail as follows:

in the above, when the piston rod 62 and the sealing plug 61 slide in the piston cylinder 6 in a direction away from the air suction pipe 65, negative pressure is generated under the cooperation of the check valve 67, so that the air sprayed and emitted by the air suction pipe 65 is sucked into the piston cylinder 6, when the piston rod 62 and the sealing plug 61 slide in the piston cylinder 6 in a direction of the air suction pipe 65, high pressure is generated under the cooperation of the check valve 67, so that the air in the piston cylinder 6 is sent into the filter box 9 through the air discharge pipe 66, the air sprayed and emitted by the air is filtered, and the filtered air is discharged through the air discharge port, thereby achieving the effects of environmental protection and protecting the health of human body.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pipeline coating spraying device for civil engineering, includes bearing plate (1), link (3) and spraying equipment (4), its characterized in that: the device comprises a bearing plate (1), two first support plates (13) fixedly connected to the bearing plate (1), rotating rollers (5) which are fixedly connected to the opposite surfaces of the first support plates (13) in a fixed shaft manner, are sleeved on the pipelines, two rotating shafts (32) are fixedly connected to the connecting frame (3) in a fixed shaft manner, two movable wheels (31) are fixedly connected to the two ends of each rotating shaft (32) extending out of the connecting frame (3), sliding rails (8) for limiting the movable wheels (31) are fixedly connected to the bearing plate (1), spraying equipment (4) for spraying the pipelines are fixedly connected to the upper surface of the connecting frame (3), atomizing collision heads which are directly opposite to the pipelines on the rotating rollers (5) are fixedly connected to the spraying equipment (4), driving mechanisms for the reciprocating movement of the spraying equipment (4) are arranged on the connecting frame (3), and rotating mechanisms for the pipeline rotation spraying are arranged on the bearing plate (1).

The device comprises a bearing plate (1), and is characterized in that an auxiliary mechanism for accelerating the drying of a coating and improving the air quality is arranged on the bearing plate (1), the auxiliary mechanism comprises a supporting frame (14) fixedly connected to the bearing plate (1), four piston cylinders (6) are fixedly connected to the upper surface of the supporting frame (14), sealing plugs (61) are axially and slidably connected to the inner walls of the piston cylinders (6), piston rods (62) are fixedly connected to the sealing plugs (61), wedge blocks (63) are fixedly connected to one ends, far away from the sealing plugs (61), of the piston rods (62), springs (64) are arranged in the piston cylinders (6), and two ends of each spring (64) are fixedly connected with the corresponding sealing plugs (61) and the corresponding piston cylinders (6);

when the connecting frame (3) moves towards the second guide post (82), the sliding plate (15) synchronously slides towards the second guide post (82), so that the disc (72) and the fan blades (7) on the sliding plate (15) synchronously slide towards the second guide post (82), when the supporting rod (71) contacts with the inclined plane of the wedge block (63), the effect of fixing the disc (72) is realized because the torsion spring (73) is sleeved on the fourth rotating rod (74), the wedge block (63) drives the piston rod (62) to slide towards the air suction pipe (65), and when the supporting rod (71) is out of contact with the inclined plane of the wedge block (63), the elastic force of the spring (64) is released, so that the sealing plug (61) drives the piston rod (62) to slide towards a direction far away from the air suction pipe (65), and further the piston rod (62) and the sealing plug (61) reciprocally slide when the supporting rod (71) contacts with the inclined plane of the wedge block (63);

the auxiliary mechanism comprises an air suction pipe (65), an exhaust pipe (66) and a filter box (9), each piston cylinder (6) is fixedly communicated with the air suction pipe (65), one end, far away from the piston cylinder (6), of the air suction pipe (65) is opposite to the rotating roller (5), one end, far away from the air suction pipe (65), of the piston cylinder (6) is fixedly communicated with the filter box (9) through the exhaust pipe (66), an air outlet is formed in the upper surface of the filter box (9), and one-way valves (67) are fixedly connected to the air suction pipe (65) and the exhaust pipe (66);

the auxiliary mechanism further comprises a sliding plate (15), a sliding groove is formed in the bearing plate (1) and is connected with the sliding plate (15) through the sliding groove in a limiting sliding mode, a connecting plate (76) is fixedly connected to the sliding plate (15), one end, away from the sliding plate (15), of the connecting plate (76) is fixedly connected with the connecting frame (3), a sleeve (75) is fixedly connected to the sliding plate (15), a fourth rotating rod (74) is rotatably connected to the inner wall of the sleeve (75), a disc (72) is fixedly connected to the upper surface of the fourth rotating rod (74), four supporting rods (71) matched with the wedge blocks (63) are fixedly connected to the upper surface of the disc (72), fan blades (7) are fixedly connected to the supporting rods (71), torsion springs (73) are sleeved on the fourth rotating rod (74), and two ends of each torsion spring (73) are fixedly connected with the inner walls of the disc (72) and the sleeve (75) respectively.

2. A pipeline coating spraying device for civil engineering according to claim 1, wherein: the driving mechanism comprises a motor frame (21) fixedly connected to the upper surface of the connecting frame (3), a motor (2) is fixedly connected to the upper surface of the motor frame (21), an output end of the motor (2) is fixedly connected with an output shaft (22) penetrating through the motor frame (21) and the connecting frame (3), one end of the output shaft (22) away from the motor (2) is fixedly connected with a first conical gear (23), and a second conical gear (33) and a third conical gear (34) which are meshed with the first conical gear (23) are coaxially connected to a rotating shaft (32) close to one end of the motor (2) in a rotating mode.

3. The pipe coating spraying device for civil engineering according to claim 2, wherein: the driving mechanism further comprises a reversing block (36) which is axially and slidably connected to the rotating shaft (32) close to one end of the motor (2), a lug (37) is fixedly connected to the inner wall of the reversing block (36), a sliding groove is formed in the rotating shaft (32) close to one end of the motor (2) and is in limiting sliding connection with the lug (37) through the sliding groove, clamping blocks (35) are fixedly connected to the second bevel gear (33) and the third bevel gear (34), and clamping grooves matched with the clamping blocks (35) are formed in two ends of the reversing block (36).

4. A pipe coating spraying device for civil engineering according to claim 3, wherein: the driving mechanism further comprises a lantern ring (24) which is rotationally connected to the reversing block (36), two sliding grooves are formed in the lower surface of the connecting frame (3) and are connected with a first connecting rod (26) and a second connecting rod (25) through two sliding grooves in a limiting mode, the first connecting rod (26) and the second connecting rod (25) are fixedly connected with the lantern ring (24), one end of the first connecting rod (26) away from the lantern ring (24) is fixedly connected with a first rack (27), one end of the second connecting rod (25) away from the lantern ring (24) is fixedly connected with a second rack (28), a first guide pillar (81) and a second guide pillar (82) are fixedly arranged on the bearing plate (1), and inclined planes matched with the first guide pillar (81) and the second guide pillar (82) are respectively formed in the first rack (27) and the second rack (28).

5. The apparatus for spraying a coating on a pipe for civil engineering according to claim 4, wherein: the rotating mechanism comprises a second supporting plate (11) and a third supporting plate (12) which are fixedly connected to a bearing plate (1), a first rotating rod (91) and a second rotating rod (94) are fixedly connected to the second supporting plate (11) in a rotating way, a first disc wheel (92) and a first flat gear (93) are fixedly connected to the arc-shaped outline of the first rotating rod (91), a second flat gear (95) meshed with the first flat gear (93) is fixedly connected to the arc-shaped outline of the second rotating rod (94), one end, far away from the first flat gear (93), of the second flat gear (95) is intermittently meshed with a second rack (28), a third rotating rod (96) is fixedly connected to the third supporting plate (12) in a rotating way, a third disc wheel (97) and a third flat gear (98) are fixedly connected to the arc-shaped outline of the third rotating rod (96), and the third flat gear (98) is intermittently meshed with the first rack (27);

the rotating mechanism further comprises a second disc wheel (51), a fourth disc wheel (52) and a belt, the second disc wheel (51) and the fourth disc wheel (52) are fixedly connected to the arc-shaped outline of the rotating roller (5), the second disc wheel (51) and the first disc wheel (92) are in transmission connection through the belt, and the fourth disc wheel (52) and the third disc wheel (97) are in transmission connection through the belt;

when the inclined surface of the first rack (27) is contacted with the first guide pillar (81), the first rack (27) is meshed with the third flat gear (98) at the moment, so that when the first rack (27) slides towards the third conical gear (34), the third flat gear (98) rotates, and accordingly the third rotating rod (96) and the third disc wheel (97) synchronously follow rotation, and as the third disc wheel (97) is connected with the fourth disc wheel (52) through belt transmission, the fourth disc wheel (52) synchronously rotates, so that the rotating roller (5) is driven to rotate, a pipeline on the rotating roller (5) synchronously rotates ninety degrees, an unsprayed surface rotates to the opposite side of an atomizer, and when the spraying equipment (4) drives the atomizer to move towards the direction of the second guide pillar (82), the unsprayed pipeline surface opposite to the atomizer is sprayed;

when the inclined surface of the second rack (28) is contacted with the second guide post (82), the second rack (28) is meshed with the second flat gear (95) at the moment, so that when the second rack (28) slides towards the second bevel gear (33), the second flat gear (95) rotates, the first flat gear (93) rotates due to the meshing of the second flat gear (95) and the first flat gear (93), the first rotating rod (91) and the first disc wheel (92) synchronously follow to rotate, and the first disc wheel (92) and the second disc wheel (51) are connected through belt transmission, so that the second disc wheel (51) synchronously rotates, the rotating roller (5) is driven to rotate, the pipeline on the rotating roller (5) synchronously rotates for ninety degrees, the surface which is not sprayed is rotated to the opposite surface of the atomizing nozzle, and when the spraying equipment (4) drives the atomizing collision head to move towards the first guide post (81), the surface which is not sprayed on the opposite surface of the atomizing nozzle is sprayed.