CN116689265A - Anti-corrosion treatment method and treatment device for coal conveying belt bracket - Google Patents
Anti-corrosion treatment method and treatment device for coal conveying belt bracket Download PDFInfo
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- CN116689265A CN116689265A CN202310534039.0A CN202310534039A CN116689265A CN 116689265 A CN116689265 A CN 116689265A CN 202310534039 A CN202310534039 A CN 202310534039A CN 116689265 A CN116689265 A CN 116689265A
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- conveying belt
- cavity
- belt bracket
- paint
- coal conveying
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- 239000003245 coal Substances 0.000 title claims abstract description 69
- 238000005260 corrosion Methods 0.000 title claims abstract description 63
- 238000000034 method Methods 0.000 title claims abstract description 33
- 239000003973 paint Substances 0.000 claims abstract description 94
- 238000005507 spraying Methods 0.000 claims abstract description 71
- 238000005488 sandblasting Methods 0.000 claims abstract description 26
- 238000005498 polishing Methods 0.000 claims abstract description 12
- 230000002421 anti-septic effect Effects 0.000 claims abstract description 4
- 239000007921 spray Substances 0.000 claims description 41
- 238000007789 sealing Methods 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 238000003860 storage Methods 0.000 claims description 5
- 239000006004 Quartz sand Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 15
- 239000010959 steel Substances 0.000 abstract description 15
- 239000011248 coating agent Substances 0.000 abstract description 6
- 238000000576 coating method Methods 0.000 abstract description 6
- 239000002184 metal Substances 0.000 abstract description 6
- 229910052751 metal Inorganic materials 0.000 abstract description 6
- 239000004576 sand Substances 0.000 abstract description 4
- 239000000853 adhesive Substances 0.000 abstract description 3
- 230000001070 adhesive effect Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 7
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 3
- 239000004922 lacquer Substances 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 230000037452 priming Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005536 corrosion prevention Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000007730 finishing process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007592 spray painting technique Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
- B05B1/3026—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the controlling element being a gate valve, a sliding valve or a cock
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
- B05B7/0416—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing one gas and one liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/24—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
- B05B7/2402—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device
- B05B7/2464—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device a liquid being fed by mechanical pumping from the container to the nozzle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/36—Successively applying liquids or other fluent materials, e.g. without intermediate treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/12—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by mechanical means
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Spray Control Apparatus (AREA)
Abstract
The application discloses a method and a device for antiseptic treatment of a coal conveying belt bracket, wherein the method comprises the steps of polishing the surface of the coal conveying belt bracket by using a polishing machine; sand blasting the polished surface of the coal conveying belt bracket by using a sand blasting device; spraying anti-corrosion primer on the coal conveying belt bracket after the sand blasting treatment by using a paint spraying device; and spraying anticorrosive finishing paint on the surface of the coal conveying belt bracket after the primer is dried by using a paint spraying device. According to the application, a sand blasting process is added, the sand grains and the steel structure surface are rubbed with each other to enable oxide scales attached to the metal surface to fall off, and meanwhile, the steel structure surface obtains a certain roughness, so that the adhesive force between the metal surface and the coating material can be greatly increased, and the durability of the coating film is effectively prolonged.
Description
Technical Field
The application relates to the technical field related to anti-corrosion treatment of a coal conveying belt bracket, in particular to an anti-corrosion treatment method and device for the coal conveying belt bracket.
Background
At present, the multi-purpose lean coal of the thermal power plant is used as the power coal, the coal feeding mode is to convey by using a belt conveyor, and meanwhile, the sulfur content in the lean coal produced in China is higher. In a belt coal conveying system, due to equipment vibration and the like, coal often breaks away from a belt in the conveying process, slides along a steel support, is accumulated on a steel structure at the bottom of the support, and causes abrasion and long-term sulfide corrosion to the steel structure support. Therefore, the abrasion-proof and corrosion-proof work of the steel structure bracket is important.
Most of the existing thermal power plants adopt a polishing-spraying anti-corrosion primer-spraying anti-corrosion finishing process on the anti-wear and anti-corrosion of a steel bracket of a coal conveying belt, the process has very little effect in long-term anti-wear and anti-corrosion, and the anti-corrosion period is about one year, and the main reason is that the adhesion force between the anti-corrosion paint and the surface of the steel bracket is relatively common, and the joint surface of the anti-corrosion paint and the steel bracket falls off in long-term wear and sulfur corrosion, so that the abrasion thinning and surface corrosion of a base metal are caused; and in the process of utilizing paint spraying equipment to spray paint, the scope of spraying paint of shower nozzle is inconvenient to adjust, when needs spray paint to local little scope, adopts the same scope and the mode of spraying paint, leads to the inhomogeneous of spraying paint easily, and the extravagant phenomenon of paint vehicle appears easily simultaneously, needs to improve.
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the application and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the application and in the title of the application, which may not be used to limit the scope of the application.
The application is provided in view of the problems that the adhesion force between the anti-corrosion paint and the surface of the steel bracket is relatively common and the anti-corrosion paint is easy to fall off in the anti-corrosion treatment of the conventional coal conveying belt bracket.
Therefore, one of the purposes of the application is to provide a coal conveying belt bracket anti-corrosion treatment method.
In order to solve the technical problems, the application provides the following technical scheme: a method for antiseptic treatment of a coal conveying belt bracket, which comprises,
polishing the surface of the coal conveying belt bracket by using a polishing machine;
sand blasting the polished surface of the coal conveying belt bracket by using a sand blasting device;
spraying anti-corrosion primer on the coal conveying belt bracket after the sand blasting treatment by using a paint spraying device; the method comprises the steps of,
and spraying anticorrosive finishing paint on the surface of the coal conveying belt bracket after the primer is dried by using a paint spraying device.
As a preferable scheme of the anti-corrosion treatment method for the coal conveying belt bracket, the application comprises the following steps: during sand blasting, quartz sand is adopted for spraying, the grain diameter is between 2.0 and 3.3mm, the sand blasting distance is between 100 and 150mm, and the spraying angle is between 30 and 70 degrees.
As a preferable scheme of the anti-corrosion treatment method for the coal conveying belt bracket, the application comprises the following steps: when the anti-corrosion primer is sprayed, the prepared primer is filled into a spray can, the spray can nozzle is 180-230mm away from the surface of a workpiece, the spray can moves at a constant speed, the moving speed is controlled to be 10-15cm/s, and the thickness of the primer is 30-35nm.
As a preferable scheme of the anti-corrosion treatment method for the coal conveying belt bracket, the application comprises the following steps: when the anti-corrosion finish paint is sprayed, after the primer is dried, the spray nozzle moves at a constant speed from 190-220mm away from the surface of the workpiece, the speed is controlled at 11-13cm/s, and the thickness of the finish paint is 35-40nm.
The anti-corrosion treatment method for the coal conveying belt bracket has the beneficial effects that: the improved corrosion prevention process comprises polishing, sand blasting, spraying anti-corrosion primer and spraying anti-corrosion finish paint, namely, a sand blasting process is added, the sand grains and the steel structure surface are rubbed with each other to enable oxide scales attached to the metal surface to fall off, meanwhile, the steel structure surface obtains a certain roughness, the adhesive force between the metal surface and a coating material can be greatly increased, and the durability of the coating film is effectively prolonged.
The application is provided in view of the problems that the paint spraying range is inconvenient to adjust, uneven paint spraying is easy to cause and paint waste is easy to occur in the conventional coal conveying belt bracket during the anti-corrosion treatment.
Therefore, another object of the application is to provide a coal conveyor belt bracket anti-corrosion treatment device.
In order to solve the technical problems, the application provides the following technical scheme: the anti-corrosion treatment device for the coal conveying belt bracket comprises a paint spraying unit, a paint spraying device and a control unit, wherein the paint spraying unit comprises a cavity, a power handle arranged on one side of the cavity, a paint storage kettle arranged on one side of the power handle and connected with the cavity, and a paint spraying cover arranged at one end of the cavity; the method comprises the steps of,
the adjusting unit comprises a rotating component arranged in the cavity, an opening and closing component arranged in the paint spraying cover, and a locking component arranged in the cavity and used for fixing the rotating component;
one end of the rotating component extends into the paint spraying cover and is connected with the opening and closing component, and the opening and closing component is used for controlling the paint spraying range of the paint spraying cover.
As a preferable scheme of the anti-corrosion treatment device for the coal conveying belt bracket, the application comprises the following steps: the paint spraying cover comprises a cover body, a rotating disc arranged in the cover body, first spray heads distributed along the circumferential direction of the surface of the cover body, second spray heads arranged in the center part of the surface of the cover body, and a cavity arranged between the rotating disc and the inner wall of the cover body;
the cover body and the rotating disc are provided with channels, and the two groups of channels are in one-to-one correspondence and are respectively communicated with the first spray head and the second spray head.
As a preferable scheme of the anti-corrosion treatment device for the coal conveying belt bracket, the application comprises the following steps: the rotating assembly comprises a rotating shaft arranged in the cavity, a special-shaped push rod arranged at one end of the rotating shaft, a guide groove arranged on the rotating shaft, a limiting block arranged on the inner wall of the cavity and matched with the guide groove, and a connecting frame arranged on the rotating disc and extending into the cavity and connected with the rotating shaft in a sliding manner;
the rotating shaft rotates to drive the connecting frame to rotate and further drive the rotating disc to rotate, so that the channels on the rotating disc are communicated with the channels on the cover body or misplaced.
As a preferable scheme of the anti-corrosion treatment device for the coal conveying belt bracket, the application comprises the following steps: the opening and closing assembly comprises a first extension pipe arranged in the cavity, a first fixed ring arranged on the first extension pipe, a sealing plate arranged in the first fixed ring in a sliding manner, a second extension pipe arranged at one end of the first extension pipe and abutted with the first extension pipe, and a second fixed ring arranged on the second extension pipe;
the first extension pipe is communicated with the channel of the central part of the cover body, the second extension pipe is communicated with the channel of the central part of the rotating disc, and the first fixed ring is correspondingly communicated with the central ring hole of the second fixed ring.
As a preferable scheme of the anti-corrosion treatment device for the coal conveying belt bracket, the application comprises the following steps: the locking assembly comprises a clamping structure arranged in the cavity and located on the special-shaped push rod, an arc-shaped stop block arranged on the inner wall of the cavity and matched with the clamping structure, and a sliding block arranged on one side of the arc-shaped stop block.
As a preferable scheme of the anti-corrosion treatment device for the coal conveying belt bracket, the application comprises the following steps: the clamping structure comprises a fixing sleeve arranged on the special-shaped push rod, a sliding rod arranged on the fixing sleeve, a wedge-shaped clamping block arranged at the top end of the sliding rod, and a buffer spring arranged inside the fixing sleeve and connected with the bottom end of the sliding rod.
The anti-corrosion treatment device for the coal conveying belt bracket has the beneficial effects that: through setting up rotating assembly to with rotating assembly with open and close the subassembly and be connected, can be through rotating assembly forward or reverse rotation 45 degrees, thereby utilize and open and close the subassembly, control first shower nozzle and open or the second shower nozzle is opened, can carry out the pertinence operation of spraying paint to different size ranges according to the in service behavior, can practice thrift the paint vehicle simultaneously, reduce the paint vehicle extravagant.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
fig. 1 is a schematic diagram of the overall structure of the anti-corrosion treatment device for the coal conveying belt bracket.
Fig. 2 is a schematic diagram of a cross-sectional structure of a cavity of the anti-corrosion treatment device for a coal conveying belt bracket.
Fig. 3 is a schematic diagram of a rotating assembly structure of the method and the device for antiseptic treatment of a coal conveying belt bracket.
Fig. 4 is a schematic cross-sectional structure of a rotating assembly of the anti-corrosion treatment device for a coal conveying belt bracket.
Fig. 5 is an enlarged schematic view of a part a of the anti-corrosion treatment device for the coal conveying belt bracket in fig. 2.
Fig. 6 is a schematic diagram of a closed structure of an opening and closing assembly of the anti-corrosion treatment device for the coal conveying belt bracket.
Fig. 7 is a schematic diagram of an opening structure of an opening and closing assembly of the anti-corrosion treatment device for the coal conveying belt bracket.
Fig. 8 is a schematic structural view of a locking assembly of the anti-corrosion treatment device for a coal conveying belt bracket.
Fig. 9 is an enlarged schematic view of the part B of fig. 8 of the apparatus for preserving a coal conveyor belt rack according to the present application.
Fig. 10 is a schematic view of a fastening structure of the anti-corrosion treatment device for a coal conveying belt bracket.
Detailed Description
In order that the above-recited objects, features and advantages of the present application will become more readily apparent, a more particular description of the application will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, but the present application may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present application is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the application. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Further, in describing the embodiments of the present application in detail, the cross-sectional view of the device structure is not partially enlarged to a general scale for convenience of description, and the schematic is only an example, which should not limit the scope of protection of the present application. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.
Example 1
The anti-corrosion treatment method for the coal conveying belt bracket comprises the following steps:
s1, polishing the surface of a coal conveying belt bracket by using a polishing machine;
when the polishing machine runs, polishing the surface of the coal conveying belt bracket, and cleaning the corroded scrap iron and other impurities on the surface of the coal conveying belt bracket;
s2, performing sand blasting treatment on the polished surface of the coal conveying belt bracket by using a sand blasting device;
wherein, during sand blasting, quartz sand is adopted for spraying, the grain diameter is 2.0-3.3mm, before use, the clay in sand and the fine powder with the grain diameter below 1.0mm are screened, the content of the fine powder is not more than 5%, the oil dirt is not contained, and the water content is less than 1%. The sand blasting distance is 100-150mm, the spraying angle is 30-70 degrees, and the residence time at the same position is not more than 5 seconds.
S3, spraying anti-corrosion primer on the coal conveying belt bracket after the sand blasting treatment by using a paint spraying device;
wherein, the steel structural member is sprayed with a first anti-corrosion primer within 3-4 hours after the sand blasting is finished, the prepared primer is filled into a spray can when sprayed, the spray can nozzle is 180-230mm away from the surface of the workpiece, the movement speed is controlled to be 10-15cm/s, until all sand blasting areas are uniformly covered, and the thickness of the primer is 30-35nm.
S4, spraying anticorrosive finishing paint on the surface of the coal conveying belt bracket after the primer is dried by using a paint spraying device;
after the priming paint is dried, spraying anti-corrosion finish paint, and filling the prepared priming paint into a spray can, wherein the spray can nozzle is 180-230mm away from the surface of a workpiece, the uniform movement is carried out, the movement speed is controlled to be 10-15cm/s until all sand blasting areas are uniformly covered, and the thickness of the priming paint is 35-40nm.
The improved corrosion prevention process comprises polishing, sand blasting, spraying anti-corrosion primer and spraying anti-corrosion finish paint, namely, a sand blasting process is added, the sand grains and the steel structure surface are rubbed with each other to enable oxide scales attached to the metal surface to fall off, meanwhile, the steel structure surface obtains a certain roughness, the adhesive force between the metal surface and a coating material can be greatly increased, and the durability of the coating film is effectively prolonged.
Example 2
Referring to fig. 1 to 7, a coal conveyor belt bracket anti-corrosion treatment device includes a paint spraying unit 100 and an adjusting unit 200, wherein paint can be uniformly sprayed out by the paint spraying unit 100, and the adjusting unit 200 can adjust the paint spraying range of the paint spraying unit 100 to adapt to paint spraying works in different ranges.
Specifically, the paint spraying unit 100 includes cavity 101, cavity 101 is whole to be the pipe form setting, cavity 101 fixed mounting has power handle 102, be convenient for hold cavity 101 through power handle 102, cavity 101 below is connected with stores up lacquer kettle 103, be used for storing the paint, cavity 101 one end fixedly connected with cover 104 that sprays paint, store up lacquer kettle 103 and the inside intercommunication of cover 104 that sprays paint through the pipeline, be equipped with the air pump on power handle 102, store up lacquer kettle 103 and cavity 101 junction and be equipped with the drawing liquid pump, can start drawing liquid pump and air pump through holding the switch on the power handle 102, utilize the drawing liquid pump to send into the paint inside cover 104 that sprays paint, utilize the air pump to increase the cover 104 that sprays paint inside simultaneously, then spray paint through cover 104.
Specifically, the adjusting unit 200 comprises a rotating component 201 arranged in the cavity 101, and an opening and closing component 202 arranged in the paint spraying cover 104, when the rotating component 201 rotates, the opening and closing component 202 can be driven to synchronously move, when the opening and closing component 202 moves, the paint spraying cover 104 can be adjusted, paint spraying works in different ranges are realized, a locking component 203 is further arranged in the cavity 101, the locking component 203 is used for limiting and locking the rotating component 201, and meanwhile, the locking component 203 can be utilized for unlocking and resetting the rotating component 201.
Further, the paint spraying cover 104 comprises a cover body 104a, the cover body 104a is integrally arranged in a horn shape, a plurality of channels are penetrated and arranged on the cover body 104a, four channels are circumferentially and uniformly distributed on the surface of the cover body 104a, one channel is arranged at the center of the cover body 104a, four first spray heads 104c and one second spray head 104d are arranged on the surface of the cover body 104a, the four first spray heads 104c are communicated with the four channels, one second spray head 104d is communicated with the channel of the center of the cover body 104a, a rotating disc 104b is arranged inside the cover body 104a, the rotating disc 104b is tightly attached to one side surface of the inside of the cover body 104a, a plurality of channels are penetrated and arranged on the rotating disc 104b, the channels on the rotating disc 104b are correspondingly arranged with the channels on the cover body 104a, a cavity 104e is arranged between the rotating disc 104b and the inner wall of the cover body 104a, and the cavity 104e is positioned at the center between the rotating disc 104b and the cover body 104 a.
Further, the rotating assembly 201 comprises a rotating shaft 201a arranged in the cavity 101, a guide groove 201c is formed in the surface of the rotating shaft 201a, the integral radian of the guide groove 201c is 45 degrees, straight notches are formed in two ends of the guide groove 201c in an extending mode, a limiting block 201d is fixedly installed on the inner wall of the cavity 101, one end of the limiting block 201d is clamped into the guide groove 201c, one end of the rotating shaft 201a is rotatably connected with a special-shaped push rod 201b, one end of the special-shaped push rod 201b extends to the outside of the cavity 101 and is in sliding connection with the cavity 101, a connecting frame 201g is fixedly connected with one side surface of the rotating disc 104b, an extending rod on the connecting frame 201g extends to the inside of the cavity 101, tooth grooves are formed in the extending rod, a through hole is formed in the rotating shaft 201a, teeth matched with the tooth grooves are formed in the inner wall of the through hole, one end of the extension rod extends into the through hole and is meshed with the teeth, so that the extension rod and the connecting frame 201g can be driven to synchronously rotate when the rotating shaft 201a rotates, the rotating disc 104b can further rotate, the cover body 104a is communicated with a corresponding channel on the rotating disc 104b or is closed, a fixing frame 201e is arranged in the cavity 101, the fixing frame 201e is positioned at one end of the rotating shaft 201a, a compression spring 201f is arranged between the fixing frame 201e and the rotating shaft 201a, one end of the compression spring 201f is contacted with the rotating shaft 201a, when the rotating shaft 201a rotates towards the direction of the fixing frame 201e, the compression spring 201f can be extruded to shrink, and meanwhile the compression spring 201f can be pushed to reset under the non-pressure state of the rotating shaft 201 a;
further, the opening and closing assembly 202 comprises a first extension pipe 202a arranged in the cavity 104e, the first extension pipe 202a is communicated with a channel in the central part of the cover 104a, one end of the first extension pipe 202a is fixedly connected with a first fixed ring 202b, the central ring hole of the first fixed ring 202b is identical to the pipe diameter of the first extension pipe 202a, two sealing plates 202c are symmetrically and slidingly arranged in the first fixed ring 202b, when the two sealing plates 202c are closed, the central ring hole of the first fixed ring 202b is blocked, the two sealing plates 202c are fixedly connected with a protrusion 202d, the protrusion 202d extends to the upper surface of the first fixed ring 202b, a chute 202e allowing the protrusion 202d to penetrate is formed in the first fixed ring 202b, one end of the second extension pipe 202f is communicated with the channel in the central part of the rotating disc 104b, the other end of the second extension pipe 202f is fixedly connected with a second fixed ring 202g, the central ring hole of the second fixed ring 202g is identical to the pipe diameter of the second extension pipe 202f, one side surface of the second fixed ring 202g is tightly attached to the surface of the first fixed ring 202b, two ring holes are correspondingly communicated, two arc-shaped grooves 202h are formed in one side surface of the second fixed ring 202g attached to the first fixed ring 202b, two protrusions 202d are respectively and in cloud extension and positioned in the arc-shaped grooves 202h, when the second fixed ring 202g rotates, the two protrusions 202d can be driven to move through the arc-shaped grooves 202h, so that the two sealing plates 202c can be controlled to slide, the opening and closing of the holes of the first fixed ring 202b are realized, meanwhile, a plurality of pressure relief holes 202a-1 are formed in the side wall of the first extension pipe 202a, the phenomenon that the service life of the spray nozzle is influenced due to overlarge pressure when the second spray nozzle 104d is utilized for spray painting is avoided, the effective pressure relief is effectively realized, a flow guide pipe is connected to the cover body 104a, one end of the flow guide pipe extends into the cavity 101, the other end of the flow guide pipe is communicated with the interior of the paint storage kettle 103, paint liquid discharged from the pressure relief can be refluxed into the paint storage kettle 103 through the flow guide pipe.
The operation process comprises the following steps: the paint can be fed into the paint spray booth 104 by pressing a switch button on the power handle 102, activating the liquid pump and the air pump, adding the paint spray booth 104 by the liquid pump, then the paint spraying operation is performed through the paint spraying cover 104, under normal operation, four first spray heads 104c circumferentially distributed on the cover body 104a perform the large-scale paint spraying operation, when the paint spraying work is required to be performed on a local small range, the rotating shaft 201a can be pushed to move by pushing the special-shaped push rod 201b and utilizing the special-shaped push rod 201b, under the action of the limit block 201d in the guide groove 201c, the rotation shaft 201a rotates while moving, the rotation shaft 201a drives the rotating disc 104b to synchronously rotate 45 degrees through the connecting frame 201g while rotating, at this time, the cover 104a and other channels on the rotating disc 104b are in a closed state, only the channel in the central part is always in a communicating state, meanwhile, when the rotating disk 104b rotates, the second fixing ring 202g is driven to rotate, and when the second fixing ring 202g rotates, the two protrusions 202d can be driven to move through the arc-shaped groove 202h, so that the two sealing plates 202c can be controlled to slide and separate, the opening of the hole of the first fixing ring 202b is realized, and at this time, the paint in the cover 104a enters the second nozzle 104d through the second extension pipe 202f and the first extension pipe 202a in the central part of the cover 104a, and is sprayed out through the second nozzle 104d, the high-pressure paint entering the first extension pipe 202a at the same time discharges a part of the paint into the cavity 101 through the pressure release hole 202a-1, and the paint liquid discharged through the pressure release is returned into the paint storage kettle 103 through the flow guide pipe, the second spray nozzle 104d can be effectively protected, and the phenomenon that the service life of the spray nozzle is influenced due to overlarge pressure when the second spray nozzle 104d is used for spraying paint is avoided;
when large-scale spraying is needed, the rotating shaft 201a is utilized to retract and reset, so that the rotating disc 104b is driven to reset by rotation, at the moment, the channels corresponding to the first spray heads 104c are communicated, the second fixed ring 202g rotates and drives the two protrusions 202d to move through the arc-shaped groove 202h, so that the two sealing plates 202c can be controlled to be closed in a sliding manner, the holes of the first fixed ring 202b are closed, the channels corresponding to the second spray heads 104d in the central part are closed, adjustment can be performed according to different spraying ranges and conditions, the operation is simple, the flexibility is good, paint can be effectively saved, and the paint spraying device is convenient to use.
Example 3
Referring to fig. 8-10, this embodiment differs from the above embodiments in that: the locking assembly 203 comprises a clamping structure 203a which is arranged inside the cavity 101 and is positioned on the special-shaped push rod 201b, the clamping structure 203a can move along with the special-shaped push rod 201b, an arc-shaped stop block 203b which is used for blocking the clamping structure 203a in a unidirectional mode is arranged on the inner wall of the cavity 101, a sliding block 203c is arranged on one side of the arc-shaped stop block 203b, two side surfaces of the sliding block 203c are respectively arranged in an inclined plane mode, a reset spring 203d is connected between one side of the sliding block 203c and the inner wall of the cavity 101, a positioning groove 203b-1 matched with the sliding block 203c is formed in one side surface of the arc-shaped stop block 203b, after the clamping structure 203a passes through the arc-shaped surface of the arc-shaped stop block 203b, the clamping structure can be clamped with the other surface of the arc-shaped stop block 203b, limiting is carried out, when the clamping structure 203a needs to reset, the clamping structure 203a can continue to move to one side far away from the arc-shaped stop block 203b, the sliding block 203c is pulled to move towards the arc-shaped stop block 203b, the side, the reset spring 203d is stretched, one side of the sliding block 203c is clamped into the positioning groove 203b-1, when the sliding block 203c is clamped, and the arc-shaped stop 203b is retracted, and the arc-shaped stop surface is retracted, and the arc-shaped stop block 203b can be continuously pressed.
Specifically, the clamping structure 203a includes a fixed sleeve 203a-1 disposed on the special-shaped push rod 201b, a sliding rod 203a-2 is slidably mounted in the fixed sleeve 203a-1, one end of the sliding rod 203a-2 extends to the outside of the fixed sleeve 203a-1, a buffer spring 203a-3 is mounted at the bottom end of the sliding rod 203a-2, one end of the buffer spring 203a-3 is fixedly connected with the inside of the sliding sleeve, and a wedge-shaped clamping block 203a-4 is fixedly mounted at the top end of the sliding rod 203 a-2.
The rest of the structure is the same as in embodiment 2.
The operation process comprises the following steps: when the paint spraying range needs to be adjusted, the special-shaped push rod 201b can be pressed, so that the rotating shaft 201a rotates, when the special-shaped push rod 201b moves towards the inside of the cavity 101, the clamping structure 203a can be driven to move synchronously, the wedge-shaped clamping block 203a-4 moves and abuts against the arc surface of the arc-shaped stop block 203b, at the moment, the wedge-shaped clamping block 203a-4 pushes the sliding rod 203a-2 to shrink a certain distance towards the inside of the sliding sleeve, when the wedge-shaped clamping block 203a-4 moves to the other side of the arc-shaped stop block 203b, the special-shaped push rod 201b is stopped being pressed, at the moment, the rotating shaft 201a and the special-shaped push rod 201b are extruded under the action of the compression spring 201f, at the moment, the arc-shaped stop block 203b can stop the wedge-shaped clamping block 203a-4, and therefore the reset of the rotating shaft 201a and the special-shaped push rod 201b is avoided;
when the rotating shaft 201a and the special-shaped push rod 201b are required to reset, the special-shaped push rod 201b can be continuously pushed to move, at the moment, the wedge-shaped clamping block 203a-4 passes through the sliding block 203c and is positioned on one side of the sliding block 203c far away from the arc-shaped stop block 203b, then the special-shaped push rod 201b is stopped being pressed, at the moment, the reset spring 203d pushes the rotating shaft 201a and the special-shaped push rod 201b to reset, at the same time, the wedge-shaped clamping block 203a-4 resets and pushes the sliding block 203c to slide towards the arc-shaped stop block 203b, at the moment, the reset spring 203d is stretched, at the moment, when the sliding block 203c is clamped into the positioning groove 203b-1, at the moment, the wedge-shaped clamping block 203a-4 cannot push the sliding block 203c to be special-shaped, and the wedge-shaped clamping block 203a-4 wants to shrink a part of the sliding sleeve under the extrusion action of the inclined surface of the sliding block 203c and the arc-shaped stop block 203b, so that the reset can be realized through the sliding block 203c and the arc-shaped block, and at the same time, when the wedge-shaped clamping block 203a-4 is separated from the sliding block 203c, the sliding block 203 d.
It should be noted that the above embodiments are only for illustrating the technical solution of the present application and not for limiting the same, and although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present application may be modified or substituted without departing from the spirit and scope of the technical solution of the present application, which is intended to be covered in the scope of the claims of the present application.
Claims (10)
1. A coal conveying belt support anti-corrosion treatment method is characterized by comprising the following steps: comprising the steps of (a) a step of,
polishing the surface of the coal conveying belt bracket by using a polishing machine;
sand blasting the polished surface of the coal conveying belt bracket by using a sand blasting device;
spraying anti-corrosion primer on the coal conveying belt bracket after the sand blasting treatment by using a paint spraying device; the method comprises the steps of,
and spraying anticorrosive finishing paint on the surface of the coal conveying belt bracket after the primer is dried by using a paint spraying device.
2. The method for preserving the coal conveying belt bracket according to claim 1, wherein the method comprises the following steps: during sand blasting, quartz sand is adopted for spraying, the grain diameter is between 2.0 and 3.3mm, the sand blasting distance is between 100 and 150mm, and the spraying angle is between 30 and 70 degrees.
3. The method for antiseptic treatment of a coal conveying belt bracket according to claim 1 or 2, characterized in that: when the anti-corrosion primer is sprayed, the prepared primer is filled into a spray can, the spray can nozzle is 180-230mm away from the surface of a workpiece, the spray can moves at a constant speed, the moving speed is controlled to be 10-15cm/s, and the thickness of the primer is 30-35nm.
4. A method for preserving a coal conveyor belt holder as claimed in claim 3, characterized by: when the anti-corrosion finish paint is sprayed, after the primer is dried, the spray nozzle moves at a constant speed from 190-220mm away from the surface of the workpiece, the speed is controlled at 11-13cm/s, and the thickness of the finish paint is 35-40nm.
5. The utility model provides a coal conveying belt support anti-corrosion treatment device which characterized in that: the method for the anti-corrosion treatment of the coal conveying belt bracket according to the claims 1 to 4 comprises the following steps,
the paint spraying unit (100) comprises a cavity (101), a power handle (102) arranged on one side of the cavity (101), a paint storage kettle (103) arranged on one side of the power handle (102) and connected with the cavity (101), and a paint spraying cover (104) arranged at one end of the cavity (101); the method comprises the steps of,
the adjusting unit (200) comprises a rotating component (201) arranged in the cavity (101), an opening and closing component (202) arranged in the paint spraying cover (104), and a locking component (203) arranged in the cavity (101) and used for fixing the rotating component (201);
one end of the rotating component (201) extends into the paint spraying cover (104) and is connected with the opening and closing component (202), and the opening and closing component (202) is used for controlling the paint spraying range of the paint spraying cover (104).
6. The coal conveyor belt bracket anti-corrosion treatment device according to claim 5, wherein: the paint spraying cover (104) comprises a cover body (104 a), a rotating disc (104 b) arranged inside the cover body (104 a), first spray heads (104 c) distributed along the circumferential direction of the surface of the cover body (104 a), second spray heads (104 d) arranged in the center part of the surface of the cover body (104 a), and a cavity (104 e) arranged between the rotating disc (104 b) and the inner wall of the cover body (104 a);
the cover body (104 a) and the rotating disc (104 b) are provided with channels, and the two groups of channels are in one-to-one correspondence and are respectively communicated with the first spray head (104 c) and the second spray head (104 d).
7. The coal conveyor belt bracket anti-corrosion treatment device according to claim 6, wherein: the rotating assembly (201) comprises a rotating shaft (201 a) arranged in the cavity (101), a special-shaped push rod (201 b) arranged at one end of the rotating shaft (201 a), a guide groove (201 c) arranged on the rotating shaft (201 a), a limiting block (201 d) arranged on the inner wall of the cavity (101) and matched with the guide groove (201 c), and a connecting frame (201 g) arranged on the rotating disc (104 b) and extending into the cavity (101) and connected with the rotating shaft (201 a) in a sliding manner;
the rotating shaft (201 a) drives the connecting frame (201 g) to rotate, and then drives the rotating disc (104 b) to rotate, so that channels on the rotating disc (104 b) are communicated with or misplaced with channels on the cover body (104 a).
8. The coal conveyor belt bracket anti-corrosion treatment device according to claim 7, wherein: the opening and closing assembly (202) comprises a first extension pipe (202 a) arranged in the cavity (104 e), a first fixed ring (202 b) arranged on the first extension pipe (202 a), a sealing plate (202 c) arranged in the first fixed ring (202 b) in a sliding manner, a second extension pipe (202 f) arranged at one end of the first extension pipe (202 a) and abutted with the first extension pipe (202 a), and a second fixed ring (202 g) arranged on the second extension pipe (202 f);
wherein, the first extension pipe (202 a) is communicated with the channel of the central part of the cover body (104 a), the second extension pipe (202 f) is communicated with the channel of the central part of the rotating disc (104 b), and the first fixed ring (202 b) is correspondingly communicated with the central ring hole of the second fixed ring (202 g).
9. The coal conveyor belt holder anti-corrosion treatment device according to claim 7 or 8, wherein: the locking assembly (203) comprises a clamping structure (203 a) arranged in the cavity (101), an arc-shaped stop block (203 b) arranged on the inner wall of the cavity (101) and matched with the clamping structure (203 a), and a sliding block (203 c) arranged on one side of the arc-shaped stop block (203 b).
10. The coal conveyor belt bracket anti-corrosion treatment device according to claim 9, wherein: the clamping structure (203 a) comprises a fixed sleeve (203 a-1) arranged on the special-shaped push rod (201 b), a sliding rod (203 a-2) arranged on the fixed sleeve (203 a-1), a wedge-shaped clamping block (203 a-4) arranged at the top end of the sliding rod (203 a-2), and a buffer spring (203 a-3) arranged inside the fixed sleeve (203 a-1) and connected with the bottom end of the sliding rod (203 a-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310534039.0A CN116689265A (en) | 2023-05-10 | 2023-05-10 | Anti-corrosion treatment method and treatment device for coal conveying belt bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310534039.0A CN116689265A (en) | 2023-05-10 | 2023-05-10 | Anti-corrosion treatment method and treatment device for coal conveying belt bracket |
Publications (1)
| Publication Number | Publication Date |
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| CN116689265A true CN116689265A (en) | 2023-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310534039.0A Withdrawn CN116689265A (en) | 2023-05-10 | 2023-05-10 | Anti-corrosion treatment method and treatment device for coal conveying belt bracket |
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| Country | Link |
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| CN (1) | CN116689265A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117531621A (en) * | 2024-01-09 | 2024-02-09 | 河北帅康座椅有限公司 | Paint spraying equipment is used in production of intelligent seat |
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| JP2006218699A (en) * | 2005-02-09 | 2006-08-24 | Kansai Paint Co Ltd | Corrosionproof cover structure |
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| CN110152908A (en) * | 2019-06-10 | 2019-08-23 | 张家港市双友玻璃制品有限公司 | Paint spraying apparatus is used in a kind of spraying of plastic products |
| CN110394290A (en) * | 2019-07-24 | 2019-11-01 | 南通优氟防腐科技有限公司 | A kind of anti-corrosion spray technique based on tetrafluoride material |
| CN210230346U (en) * | 2019-06-10 | 2020-04-03 | 张家港市双友玻璃制品有限公司 | Paint spraying equipment for spraying plastic products |
| CN116037426A (en) * | 2023-02-08 | 2023-05-02 | 云南国鼎钢结构有限公司 | Corrosion prevention technology for steel structure |
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2023
- 2023-05-10 CN CN202310534039.0A patent/CN116689265A/en not_active Withdrawn
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006218699A (en) * | 2005-02-09 | 2006-08-24 | Kansai Paint Co Ltd | Corrosionproof cover structure |
| CN105331923A (en) * | 2014-08-08 | 2016-02-17 | 青岛百键城环保科技有限公司 | Steel structure anticorrosive process |
| CN110152908A (en) * | 2019-06-10 | 2019-08-23 | 张家港市双友玻璃制品有限公司 | Paint spraying apparatus is used in a kind of spraying of plastic products |
| CN210230346U (en) * | 2019-06-10 | 2020-04-03 | 张家港市双友玻璃制品有限公司 | Paint spraying equipment for spraying plastic products |
| CN110394290A (en) * | 2019-07-24 | 2019-11-01 | 南通优氟防腐科技有限公司 | A kind of anti-corrosion spray technique based on tetrafluoride material |
| CN116037426A (en) * | 2023-02-08 | 2023-05-02 | 云南国鼎钢结构有限公司 | Corrosion prevention technology for steel structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117531621A (en) * | 2024-01-09 | 2024-02-09 | 河北帅康座椅有限公司 | Paint spraying equipment is used in production of intelligent seat |
| CN117531621B (en) * | 2024-01-09 | 2024-03-08 | 河北帅康座椅有限公司 | Paint spraying equipment is used in production of intelligent seat |
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