CN115178545B - Paint spraying system applied to inner wall of welded pipe - Google Patents

Paint spraying system applied to inner wall of welded pipe Download PDF

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Publication number
CN115178545B
CN115178545B CN202211112454.9A CN202211112454A CN115178545B CN 115178545 B CN115178545 B CN 115178545B CN 202211112454 A CN202211112454 A CN 202211112454A CN 115178545 B CN115178545 B CN 115178545B
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China
Prior art keywords
arc
sliding
rod
pipe
column
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Active
Application number
CN202211112454.9A
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Chinese (zh)
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CN115178545A (en
Inventor
邢关猛
程飞
宫哲
步连棣
陈锡华
李永顺
付腾
侯建平
王晓晓
毕磊
王鑫
董凯凯
薛晓剑
马桂宁
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First Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
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First Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
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Application filed by First Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd filed Critical First Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority to CN202211112454.9A priority Critical patent/CN115178545B/en
Publication of CN115178545A publication Critical patent/CN115178545A/en
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Publication of CN115178545B publication Critical patent/CN115178545B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • B08B9/02Cleaning pipes or tubes or systems of pipes or tubes
    • B08B9/027Cleaning the internal surfaces; Removal of blockages
    • B08B9/04Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
    • B08B9/043Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
    • B08B9/047Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes the cleaning devices having internal motors, e.g. turbines for powering cleaning tools
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/06Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00 specially designed for treating the inside of hollow bodies
    • B05B13/0627Arrangements of nozzles or spray heads specially adapted for treating the inside of hollow bodies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B16/00Spray booths
    • B05B16/20Arrangements for spraying in combination with other operations, e.g. drying; Arrangements enabling a combination of spraying operations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B13/00Accessories or details of general applicability for machines or apparatus for cleaning
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/001Drying-air generating units, e.g. movable, independent of drying enclosure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/004Nozzle assemblies; Air knives; Air distributors; Blow boxes
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details Or Accessories Of Spraying Plant Or Apparatus (AREA)

Abstract

The invention provides a paint spraying system applied to the inner wall of a welded pipe, which comprises a frame body, wherein a plurality of sliding tables are movably connected to the frame body, the sliding tables are uniformly distributed on the frame body through a connecting rod mechanism, each sliding table is provided with a clamp unit and a lifting unit, the clamp unit is positioned at the lower part of the sliding table, the clamp unit is movably connected with the welded pipe, the lifting unit comprises a fixing frame, the fixing frame is movably connected with an operation unit, the operation unit is a vertically arranged rod body and comprises a lifting rod, the bottom end of the lifting rod is provided with an operation column, the operation column is provided with a spraying mechanism, a water blowing mechanism and a paint spraying mechanism, and the bottom of the operation column is provided with a scraper mechanism. The invention has the beneficial effects that: reasonable in design, simple structure, safe and reliable can carry out the batch of welded tube and spray paint and can carry out the inside pipe wall clearance, improves the efficiency of spraying paint, reduces the time limit for a project, reduces the manpower simultaneously.

Description

Paint spraying system applied to inner wall of welded pipe
Technical Field
The invention relates to the technical field of welded pipe spraying equipment, in particular to a paint spraying system applied to the inner wall of a welded pipe.
Background
Along with the development of social economy, the building volume is bigger and bigger, the function is more and more complete, the power consumption is also bigger, and has higher requirements on power supply and distribution, and the welded pipe as the main carrier for laying the cable and the wire in the modern building is generally used in the modern large-scale building with the advantage of high safety.
The spraying technology for the inner wall of the welded pipe starts in the United states, is originally proposed as the method for preparing anticorrosion materials inside the pipe, and the corrosion causes great damage to the metal pipe, because how good the coating outside the pipe is not arranged on the pipe, and how advanced the external anticorrosion technology is, if the internal anticorrosion is not carried out, the corrosion can be caused, and the early scrapping can be caused.
After the inner wall of the pipeline is sprayed, not only can the inner corrosion be prevented, but also an effective means for improving the pipeline conveying capacity is provided, the research on the corrosion prevention of the inner wall of the pipeline is started in the early 70 th century in the countries such as the United states, a large amount of manpower and material resources are input, and a large amount of anticorrosive paint of the metal pipeline is researched and applied, but the coating technology in the pipeline is still the research focus of the corrosion prevention technology in the pipeline, and the coating is more difficult when the pipe diameter is smaller.
In the technology of spraying the inner wall of a welded pipe, the welded pipe is lifted to an inclined paint spraying frame by means of traditional manual tank paint, workers can paint the welded pipe from the upper end of the welded pipe and continuously rotate the welded pipe, and the tank paint welded pipe is lifted off the paint spraying frame by the workers after the tank paint is finished, so that the required labor is high, the tank paint efficiency is very low, the tank paint is particularly filled in high-rise buildings, intensive buildings and large-volume commercial complex buildings by the traditional manual mode, a large amount of labor and materials are wasted, the construction progress is not good, in addition, the paint can on the inner wall of the welded pipe is not uniformly coated, the quality of the welded pipe is affected, and a plurality of domestic patents invent automatic paint spraying devices.
How to solve the above technical problems is the subject of the present invention.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides the paint spraying system which is reasonable in design, simple in structure, safe and reliable, can be used for spraying paint on the inner wall of the welded pipe in batches and cleaning the inner wall of the welded pipe.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention provides a paint spraying system applied to the inner wall of a welded pipe, which comprises a frame body, wherein the frame body is movably connected with a plurality of sliding tables, and the sliding tables are uniformly distributed on the frame body through a connecting rod mechanism;
each sliding table is provided with a clamp unit and a lifting unit, the clamp unit is positioned at the lower part of the sliding table, and the clamp unit is movably connected with a welded pipe;
the lifting unit comprises a fixing frame, the fixing frame is movably connected with an operation unit, the operation unit is a vertically arranged rod body and comprises a lifting rod, an operation column is arranged at the bottom end of the lifting rod, a spraying mechanism, a water blowing mechanism and a paint spraying mechanism are arranged on the operation column, and a scraper mechanism is arranged at the bottom of the operation column.
The frame body comprises upright columns which are positioned at two sides and are vertically arranged, a plurality of horizontally arranged cross rods are fixedly connected between the two upright columns, a horizontally arranged threaded rod is rotatably connected between the two upright columns, and the threaded rod is coaxially connected with a driving motor and is electrically connected with a switch;
every the slip table all seted up with horizontal pole complex through-hole, be located the tip the slip table seted up with threaded rod complex screw hole.
The rear side of each sliding table is rotatably connected with a connecting rod, two adjacent connecting rods are rotatably connected end to end, and the middle part of each connecting rod is rotatably connected with the corresponding sliding table;
the middle part of the connecting rod at the end part is rotatably connected with one of the upright posts.
Each clamp unit comprises two clamping pieces, the welded pipe is clamped between the two clamping pieces, one end of each of the two clamping pieces is rotatably connected with a fixing piece, and the fixing piece is fixedly connected to the lower part of the front side of the sliding table;
the fixed piece is provided with a telescopic rod, and the telescopic rod is hinged with the two clamping pieces;
and a non-slip pad is arranged on one side opposite to the clamping piece.
The fixing frame is horizontally arranged and located on the front side of the sliding table and right above the clamp unit, a threaded ring is arranged inside the end portion of the fixing frame, an internal thread is arranged on the threaded ring, and the threaded ring is in threaded connection with an external thread portion of the lifting rod body;
the outer ring of the threaded ring is provided with teeth, a gear is arranged in the fixing frame and meshed with the teeth of the threaded ring, and the gear is coaxially connected with a driving motor.
The operation column and the lifting rod are coaxially arranged, and the bottom end of the operation column is rotatably connected with the scraper mechanism;
the scraper mechanism comprises a shell, the shell is a hollow cylindrical shell, the shell comprises a base plate positioned at the bottom, an adjusting assembly is arranged on the base plate, the adjusting assembly comprises an adjusting gear which is coaxially and rotatably connected to the base plate, a plurality of arc-shaped grooves are distributed on the adjusting gear, the arc-shaped grooves are uniformly arranged on the circumference of the arc-shaped grooves, and one ends of the arc-shaped grooves obliquely extend to the edge close to the adjusting gear from the position close to the center of the adjusting gear;
a circle of convex holes are formed in the arc-shaped outer edge of the chassis, the circumference of each convex hole surrounds the chassis, and a plurality of convex holes are uniformly distributed in the chassis;
the top surface of the convex-word hole penetrates through the top surface of the base plate, and each convex-word hole is intersected at the center of the base plate.
The scraper mechanism comprises scrapers, the number of the scrapers is the same as that of the convex holes, one side of each scraper is a cutting edge, one side close to the shell is provided with a slide bar, and the top end of the slide bar is vertically provided with a slide column;
the number of the arc-shaped grooves is the same as that of the convex holes, and the top surface of the sliding column penetrates through the convex holes and the arc-shaped grooves and extends to the upper part of the adjusting gear;
the diameter of the sliding column is matched with the width of the arc-shaped groove, and the diameter of the sliding column is matched with the width of the opening on the top surface of the convex hole;
and one side of the adjusting gear is engaged with a driving gear, and a central rotating shaft of the driving gear is rotationally connected with the top surface of the chassis and is coaxially and fixedly connected with a driving motor.
The water blowing mechanism comprises a blowing nozzle, the blowing nozzle comprises a sliding pipe which is horizontally arranged, one end of the sliding pipe is communicated with an air inlet pipe, and the other end of the sliding pipe is connected with an air outlet with an opening facing obliquely downwards;
the sliding pipe is connected with a through hole formed in the operation column in a sliding mode, and a plurality of blowing nozzles are uniformly distributed along the circumference of the operation column;
the bottom end of the blowing nozzle is fixedly connected with a vertically arranged first limiting rod, and the bottom end of the first limiting rod is fixedly connected with an arc plate concentric with the operation column.
A second limiting rod is vertically arranged on the top surface of the sliding strip, an arc-shaped groove plate concentric with the operation column is arranged at the top end of the second limiting rod, the arc-shaped groove plate comprises two arc-shaped plate bodies, an arc-shaped groove is arranged between the two arc-shaped plate bodies, and the arc-shaped groove is matched with the arc-shaped plate;
the arc-shaped plate and the arc-shaped groove plate are both positioned between the shell and the operation column;
the casing top surface with operation post bottom surface has all seted up a plurality of grooves, inslot sliding connection first gag lever post with the second gag lever post.
The spraying mechanism comprises a plurality of spray heads which are uniformly distributed on the operating column in the circumferential direction, the spraying mechanism is positioned between the water blowing mechanism and the scraper mechanism, and the spray heads are connected with a water source through a water inlet pipe;
the paint spraying mechanism comprises a plurality of nozzles which are uniformly distributed on the operation column in the circumference, and the nozzles are connected with a stirring tank through a liquid inlet pipe;
the intake pipe the feed liquor pipe with the inlet tube is the hose, and all is provided with the pump.
When the invention is actually used: the welded pipe is fixed between the clamping pieces through the clamp unit, the distance between the sliding tables can be adjusted through the threaded rod according to the diameter of the welded pipe, the distance between the sliding tables can be the same under the action of the connecting rod mechanism, then the diameter of the scraper mechanism can be adjusted according to the inner diameter of the welded pipe, the diameter can be automatically adjusted through setting a program with fixed size, namely, after corresponding size is input through the controller, the computer performs data calculation to obtain the torque value of the driving gear, the driving gear rotates to drive the adjusting gear to rotate, under the limiting action of the arc-shaped groove, the sliding column, the sliding strip and the scraper are driven to move so as to adjust the diameter of the scraper mechanism, in the moving process of the scraper, the sliding pipe can be driven to move through the arc-shaped groove plates and the arc-shaped plates of the first limiting rod and the second limiting rod, thereby make the blow gun can be close to the welded tube internal diameter, the motor of gear operates this moment, thereby it descends to drive the screw ring rotation realization lifter, in the in-process that descends, infrared sensor on the accessible operation post monitors, the driving motor of scraper mechanism is connected to the infrared sensor output, blow water mechanism, spray the pump switch of mechanism and the mechanism of spraying paint, when getting into the welded tube inside for the first time, scraper mechanism, spray the mechanism and blow the operation of water mechanism, then the lifter rises, blow water mechanism and the operation of the mechanism of spraying paint when descending again, blow water mechanism input and can connect heating element and heat the air, welding slag and unnecessary liquid all discharge through the waste liquid groove of device below.
The beneficial effects of the invention are as follows: simple structure, reasonable in design, can realize that a plurality of welded tubes clear up and spray paint simultaneously through a plurality of slip tables that set up adjustable interval, the improvement efficiency, save time, this device is through will welded the vertical fixed of pipe, and set up the operation post of liftable, realize the welding slag clearance of butt welding inside of tubes wall, wash and dry, the operation of spraying paint again, can prevent that the effect of spraying paint is not good, the manual work has also been reduced and the process of welding the inside clearance of pipe is welded, time saving and labor saving just effectively improve the operating efficiency, this device passes through the interval regulation and the scraper mechanism of slip table, the diameter of water blowing mechanism is adjusted, the clearance and the spraying paint of adaptable not unidimensional welded tube, wide application, and basically not need manual operation, high durability and convenient use.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a schematic perspective view of the present invention.
Fig. 3 is a schematic perspective view of the present invention.
Fig. 4 is a schematic perspective view of the water blowing mechanism of the present invention.
Fig. 5 is a schematic view of the internal structure of the fixing member of the present invention.
Fig. 6 is a schematic perspective view of the operation column of the present invention.
Fig. 7 is a schematic view of the internal structure of the housing of the present invention.
Wherein the reference numbers are: 1. a frame body; 101. a column; 102. a cross bar; 103. a threaded rod; 2. a sliding table; 3. a fixed mount; 301. a threaded ring; 302. a gear; 4. a lifting rod; 5. an operation column; 6. a connecting rod; 7. a clamp; 701. a fixing member; 702. a telescopic rod; 703. a non-slip mat; 8. a housing; 801. a chassis; 802. an adjusting gear; 803. an arc-shaped slot; 804. a hole with a convex character; 805. a driving gear; 806. a drive motor; 9. a scraper; 901. a slide bar; 902. a traveler; 903. a second limiting rod; 904. an arc-shaped groove plate; 10. a blowing nozzle; 1001. a slide pipe; 1002. an air inlet pipe; 1003. an air outlet; 1004. a first limit rod; 1005. an arc-shaped plate; 11. a spray head; 1101. a water inlet pipe; 12. a nozzle; 1202. a liquid inlet pipe.
Detailed Description
Technical characteristics of the scheme can be clearly explained, and the scheme is explained through a specific implementation mode.
Referring to fig. 1 to 7, this embodiment is a paint spraying system for welded tube inner wall, comprising a frame body 1, frame body 1 is including the stand 101 that is located both sides and vertical setting, the horizontal pole 102 that a plurality of levels of fixedly connected with set up between two stands 101, and rotate between two stands 101 and be connected with the threaded rod 103 that a level set up, threaded rod 103 coaxial coupling has driving motor, and the electricity is connected with the switch, a plurality of slip tables 2 of swing joint on the frame body 1, every slip table 2 all seted up with horizontal pole 102 complex through-hole, the slip table 2 that is located the tip set up with threaded rod 103 complex screw hole, slip table 2 passes through link mechanism equipartition in frame body 1, every slip table 2 rear side all rotates and is connected with connecting rod 6, the connection is rotated from head to tail to adjacent two connecting rods 6, the middle part of connecting rod 6 rotates and connects slip table 2, the connecting rod 6 middle part that is located the tip rotates and connects one of them stand 101.
All be provided with anchor clamps unit and lift unit on every slip table 2, the anchor clamps unit is located 2 lower parts of slip table, anchor clamps unit swing joint welded tube, every anchor clamps unit all includes two folder 7, the welded tube of centre gripping between two folder 7, the one end of two folder 7 is all rotated and is connected mounting 701, mounting 701 fixed connection is in the lower part of slip table 2 front side, be provided with telescopic link 702 on the mounting 701, telescopic link 702 articulates two folder 7, one side that folder 7 is relative is provided with slipmat 703.
The lift unit includes mount 3, 3 levels of mount set up and are located 2 front sides of slip table, directly over the anchor clamps unit, 3 swing joint of mount have the operation unit, the operation unit is the body of rod of vertical setting, including lifter 4, the inside threaded ring 301 that is provided with of 3 tip of mount, threaded ring 301 is provided with the internal thread, the external screw thread portion of the 4 bodies of rod of threaded ring 301 threaded connection lifter, threaded ring 301 outer lane is provided with the tooth, the inside gear 302 that is provided with of mount 3, gear 302 and threaded ring 301's tooth meshing, gear 302 coaxial coupling has driving motor.
4 bottom of lifter are provided with operation post 5, operation post 5 and the coaxial setting of lifter 4, be provided with on the operation post 5 and spray the mechanism, blow water the mechanism and spray paint the mechanism, 5 bottoms of operation post are provided with scraper mechanism, 5 bottoms of operation post are rotated and are connected scraper mechanism, scraper mechanism includes casing 8, casing 8 is hollow cylindrical shell, casing 8 is including the chassis 801 that is located the bottom, be provided with adjusting part on the chassis 801, adjusting part includes coaxial and rotate the adjusting gear 802 of connecting on chassis 801, a plurality of arc groove 803 have been laid on adjusting gear 802, arc groove 803 circumference and even setting, the one end of arc groove 803 extends to the edge that is close to adjusting gear 802 from being close to the slant of adjusting gear 802 centre of a circle department, round embossed hole 804 has been seted up to the arc outward flange of chassis 801, embossed hole 804 circumference encircles chassis 801, and evenly laid a plurality of, the top surface of embossed hole 804 runs through the top surface of chassis 801, every embossed hole 804 is handed over in the center of chassis 801 homogeneous phase.
The scraper mechanism comprises a scraper 9, the number of the scraper 9 is the same as that of the convex holes 804, one side of the scraper 9 is a cutting edge, one side close to the shell 8 is provided with a slide bar 901, the top end of the slide bar 901 is vertically provided with a slide column 902, the number of the arc-shaped grooves 803 is the same as that of the convex holes 804, the top surface of the slide column 902 penetrates through the convex holes 804 and the arc-shaped grooves 803 and extends to the upper side of the adjusting gear 802, the diameter of the slide column 902 is matched with the groove width of the arc-shaped grooves 803, the diameter of the slide column 902 is matched with the width of the opening of the top surface of the convex holes 804, one side of the adjusting gear 802 is meshed with a driving gear 805, the central rotating shaft of the driving gear 805 is rotatably connected with the top surface of the chassis 801 and is coaxially and fixedly connected with a driving motor 806.
Blow water mechanism includes blow gun 10, blow gun 10 includes the slide pipe 1001 of level setting, slide pipe 1001 one end intercommunication has intake pipe 1002, the other end is connected with the gas outlet 1003 of the oblique below of opening orientation, slide pipe 1001 sliding connection is in the through-hole of seting up on operation post 5, a plurality of has evenly been laid along 5 circumferences of operation post to blow gun 10, the first gag lever post 1004 of the vertical setting of blow gun 10 bottom fixedly connected with, first gag lever post 1004 bottom fixedly connected with the operation post 5 arc 1005 with the centre of a circle.
The top surface of the sliding strip 901 is vertically provided with a second limiting rod 903, the top end of the second limiting rod 903 is provided with an arc-shaped groove plate 904 which is concentric with the operation column 5, the arc-shaped groove plate 904 comprises two arc-shaped plate bodies, an arc-shaped groove is arranged between the two arc-shaped plate bodies, the arc-shaped groove is matched with an arc-shaped plate 1005, the arc-shaped plate 1005 and the arc-shaped groove plate 904 are both positioned between the shell 8 and the operation column 5, a plurality of grooves are formed in the top surface of the shell 8 and the bottom surface of the operation column 5, and the first limiting rod 1004 and the second limiting rod 903 are connected in the grooves in a sliding mode.
The mechanism of spraying includes that a plurality of circumferences evenly lay shower nozzle 11 on operation post 5, sprays the mechanism and is located between blowing mechanism and the scraper mechanism, and shower nozzle 11 is connected with the water source through inlet tube 1101, and the mechanism of spraying paint includes that a plurality of circumferences evenly lay nozzle 12 on operation post 5, and nozzle 12 is connected with the agitator tank through feed liquor pipe 1202, and intake pipe 1002, feed liquor pipe 1202 and inlet tube 1101 are the hose, and all are provided with the pump.
When the invention is actually used: the welded pipe is fixed between the clamping pieces 7 through the clamp unit, the distance between the sliding tables 2 is adjusted through the threaded rod 103 according to the diameter of the welded pipe, the distance between the sliding tables 2 can be the same due to the action of the link mechanism, then the diameter of the scraper mechanism is adjusted according to the inner diameter of the welded pipe, the automatic adjustment can be carried out through a program with set fixed size, namely, after the corresponding size is input through the controller, the computer carries out data calculation to obtain the torque value of the driving gear 805, the driving gear 805 rotates to drive the adjusting gear 802 to rotate, under the limiting action of the arc-shaped groove 803, the sliding column 902, the sliding strip 901 and the scraper 9 are driven to move so as to adjust the diameter of the scraper mechanism, and in the moving process of the scraper, the sliding pipe 1001 can be driven to move through the arc-shaped groove plate 904 and the arc-shaped plate 1005 of the first limiting rod 1004 and the second limiting rod 903, thereby make the blow gun 10 can be close to the welded tube internal diameter, the motor of gear 302 operates this moment, thereby it realizes that lifter 4 descends to drive threaded ring 301 rotation, in the in-process that descends, infrared sensor on the accessible operation post 5 monitors, the driving motor 806 of scraper mechanism is connected to the infrared sensor output, blow water mechanism, the pump switch of mechanism and the mechanism that sprays paint, when getting into the welded tube inside for the first time, scraper mechanism, spray mechanism and the operation of blowing water mechanism, then lifter 4 rises, blow water mechanism and the operation of the mechanism that sprays paint when descending again, blow water mechanism input joinable heating element and heat the air, welding slag and unnecessary liquid are all discharged through the waste liquid groove of device below.
The technical features of the present invention which are not described in the above embodiments may be implemented by or using the prior art, and are not described herein again, of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and variations, modifications, additions or substitutions which may be made by those skilled in the art within the spirit and scope of the present invention should also fall within the protection scope of the present invention.

Claims (10)

1. The paint spraying system applied to the inner wall of the welded pipe is characterized by comprising a frame body (1), wherein the frame body (1) is movably connected with a plurality of sliding tables (2), and the sliding tables (2) are uniformly distributed on the frame body (1) through a connecting rod mechanism;
each sliding table (2) is provided with a clamp unit and a lifting unit, the clamp unit is positioned at the lower part of the sliding table (2), and the clamp unit is movably connected with a welded pipe;
the lifting unit comprises a fixing frame (3), the fixing frame (3) is movably connected with an operation unit, the operation unit is a vertically arranged rod body and comprises a lifting rod (4), an operation column (5) is arranged at the bottom end of the lifting rod (4), a spraying mechanism, a water blowing mechanism and a paint spraying mechanism are arranged on the operation column (5), a scraper mechanism is arranged at the bottom of the operation column (5), and the bottom end of the operation column (5) is rotatably connected with the scraper mechanism;
the scraper mechanism comprises a shell (8), the shell (8) comprises a base plate (801) positioned at the bottom, an adjusting assembly is arranged on the base plate (801), the adjusting assembly comprises an adjusting gear (802) which is coaxially and rotatably connected to the base plate (801), and a plurality of arc-shaped grooves (803) are distributed on the adjusting gear (802);
the scraper mechanism comprises a scraper (9), one side of the scraper (9) is a blade, one side close to the shell (8) is provided with a slide bar (901), and the top end of the slide bar (901) is vertically provided with a slide column (902);
the water blowing mechanism comprises a blowing nozzle (10), the blowing nozzle (10) comprises a sliding pipe (1001) horizontally arranged, a first limiting rod (1004) vertically arranged at the bottom end of the blowing nozzle (10), a first limiting rod (1004) fixedly connected with the bottom end of the first limiting rod and an arc plate (1005) concentrically arranged with an operation column (5), a second limiting rod (903) is vertically arranged on the top surface of a sliding strip (901), an arc-shaped groove plate (904) concentrically arranged with the operation column (5) is arranged on the top end of the second limiting rod (903), the arc-shaped groove plate (904) comprises two arc-shaped plate bodies, two arc-shaped grooves are formed between the arc-shaped plate bodies, and the arc-shaped grooves are matched with the arc plate (1005).
2. The paint spraying system applied to the inner wall of the welded pipe as claimed in claim 1, wherein the frame body (1) comprises upright posts (101) which are positioned at two sides and are vertically arranged, a plurality of horizontal cross rods (102) are fixedly connected between the two upright posts (101), a horizontally arranged threaded rod (103) is rotatably connected between the two upright posts (101), and the threaded rod (103) is coaxially connected with a driving motor and is electrically connected with a switch;
each sliding table (2) is provided with a through hole matched with the cross rod (102), and the sliding table (2) positioned at the end part is provided with a threaded hole matched with the threaded rod (103).
3. The paint spraying system applied to the inner wall of the welded pipe as claimed in claim 2, wherein a connecting rod (6) is rotatably connected to the rear side of each sliding table (2), two adjacent connecting rods (6) are rotatably connected end to end, and the middle part of each connecting rod (6) is rotatably connected with the corresponding sliding table (2);
the middle part of the connecting rod (6) at the end part is rotatably connected with one upright post (101).
4. The paint spraying system applied to the inner walls of the welded pipes according to claim 1, wherein each clamp unit comprises two clamping pieces (7), the welded pipes are clamped between the two clamping pieces (7), one end of each of the two clamping pieces (7) is rotatably connected with a fixing piece (701), and the fixing pieces (701) are fixedly connected with the lower part of the front side of the sliding table (2);
the fixing piece (701) is provided with a telescopic rod (702), and the telescopic rod (702) is hinged with the two clamping pieces (7);
and an anti-skid pad (703) is arranged on one side opposite to the clamping piece (7).
5. The paint spraying system applied to the inner wall of the welded pipe as claimed in claim 1, wherein the fixed frame (3) is horizontally arranged and located at the front side of the sliding table (2) and right above the clamp unit, a threaded ring (301) is arranged inside the end part of the fixed frame (3), the threaded ring (301) is provided with internal threads, and the threaded ring (301) is in threaded connection with an external thread part of the rod body of the lifting rod (4);
the outer ring of the threaded ring (301) is provided with teeth, a gear (302) is arranged inside the fixed frame (3), the gear (302) is meshed with the teeth of the threaded ring (301), and the gear (302) is coaxially connected with a driving motor.
6. The paint spraying system applied to the inner wall of the welded pipe according to claim 1, wherein the operation column (5) is coaxially arranged with the lifting rod (4), the shell (8) is a hollow cylindrical shell, the arc-shaped grooves (803) are circumferentially and uniformly arranged, and one ends of the arc-shaped grooves (803) obliquely extend from a position close to the center of the adjusting gear (802) to an edge close to the adjusting gear (802);
a circle of convex holes (804) are formed in the arc-shaped outer edge of the base plate (801), the periphery of each convex hole (804) surrounds the base plate (801), and a plurality of convex holes are uniformly distributed;
the top surface of the convex-word hole (804) penetrates through the top surface of the bottom plate (801), and each convex-word hole (804) intersects with the center of the bottom plate (801).
7. Paint spraying system for the inner walls of welded tubes according to claim 6, characterised in that the number of said scrapers (9) is the same as the number of said embossed holes (804);
the number of the arc-shaped grooves (803) is the same as that of the convex holes (804), and the top surface of the sliding column (902) penetrates through the convex holes (804) and the arc-shaped grooves (803) and extends above the adjusting gear (802);
the diameter of the sliding column (902) is matched with the width of the arc-shaped groove (803), and the diameter of the sliding column (902) is matched with the width of the opening of the top surface of the convex-character hole (804);
one side of the adjusting gear (802) is engaged with a driving gear (805), and a central rotating shaft of the driving gear (805) is rotatably connected with the top surface of the chassis (801) and is coaxially and fixedly connected with a driving motor (806).
8. The paint spraying system applied to the inner wall of the welded pipe as claimed in claim 7, wherein one end of the sliding pipe (1001) is communicated with an air inlet pipe (1002), and the other end of the sliding pipe is connected with an air outlet (1003) with an opening facing obliquely downwards;
the sliding pipe (1001) is connected with a through hole formed in the operation column (5) in a sliding mode, and the blowing nozzles (10) are evenly distributed along the circumference of the operation column (5).
9. The painting system for the inner walls of welded tubes according to claim 8, characterized in that said arc-shaped plate (1005) and said arc-shaped channel plate (904) are both located between said casing (8) and said work column (5);
the top surface of the shell (8) and the bottom surface of the operation column (5) are respectively provided with a plurality of grooves, and the grooves are in sliding connection with the first limiting rod (1004) and the second limiting rod (903).
10. The paint spraying system applied to the inner wall of the welded pipe as recited in claim 8, wherein the spraying mechanism comprises a plurality of spray heads (11) which are uniformly distributed on the periphery of the operation column (5), the spraying mechanism is positioned between the water blowing mechanism and the scraper mechanism, and the spray heads (11) are connected with a water source through a water inlet pipe (1101);
the paint spraying mechanism comprises a plurality of nozzles (12) which are uniformly distributed on the operation column (5) in the circumference, and the nozzles (12) are connected with a stirring tank through a liquid inlet pipe (1201);
the air inlet pipe (1002), the liquid inlet pipe (1201) and the water inlet pipe (1101) are hoses and are provided with pumps.
CN202211112454.9A 2022-09-14 2022-09-14 Paint spraying system applied to inner wall of welded pipe Active CN115178545B (en)

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CN115178545B true CN115178545B (en) 2022-12-16

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Citations (7)

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Publication number Priority date Publication date Assignee Title
KR20160067403A (en) * 2014-12-04 2016-06-14 김면식 Auto plastics vessel the inside coating M/C
CN210700793U (en) * 2019-08-25 2020-06-09 江苏道成不锈钢管业有限公司 Paint spraying device for inner surface of stainless steel pipe
CN111359813A (en) * 2020-03-04 2020-07-03 优固得建筑装配科技有限公司 Be used for anticorrosive spraying device of chimney inner wall and an inner wall gallows
CN111408504A (en) * 2020-05-20 2020-07-14 台州池泽科技有限公司 Intelligent spraying equipment capable of identifying spraying inner space
CN211756166U (en) * 2019-09-06 2020-10-27 漳州市熙和装饰装潢工程有限公司 Steel pipe internal and external surface spraying device
CN113120343A (en) * 2021-04-22 2021-07-16 青岛嘉智生物技术有限公司 Auxiliary punching device for kit packaging
CN215238964U (en) * 2021-05-25 2021-12-21 太原思宸机械设备有限公司 Spiral welded pipe unit with welding slag scraping function

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105562267A (en) * 2014-10-16 2016-05-11 江苏凯旋涂装自动化工程有限公司 Paint spraying device for inner wall of pipeline
EP3804868A1 (en) * 2019-10-09 2021-04-14 CIP-Robotics Cleaning in place robotic nozzle system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160067403A (en) * 2014-12-04 2016-06-14 김면식 Auto plastics vessel the inside coating M/C
CN210700793U (en) * 2019-08-25 2020-06-09 江苏道成不锈钢管业有限公司 Paint spraying device for inner surface of stainless steel pipe
CN211756166U (en) * 2019-09-06 2020-10-27 漳州市熙和装饰装潢工程有限公司 Steel pipe internal and external surface spraying device
CN111359813A (en) * 2020-03-04 2020-07-03 优固得建筑装配科技有限公司 Be used for anticorrosive spraying device of chimney inner wall and an inner wall gallows
CN111408504A (en) * 2020-05-20 2020-07-14 台州池泽科技有限公司 Intelligent spraying equipment capable of identifying spraying inner space
CN113120343A (en) * 2021-04-22 2021-07-16 青岛嘉智生物技术有限公司 Auxiliary punching device for kit packaging
CN215238964U (en) * 2021-05-25 2021-12-21 太原思宸机械设备有限公司 Spiral welded pipe unit with welding slag scraping function

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