CN114160338B - Anticorrosive treatment spraying device at insulating tube interface - Google Patents
Anticorrosive treatment spraying device at insulating tube interface Download PDFInfo
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- CN114160338B CN114160338B CN202111351407.5A CN202111351407A CN114160338B CN 114160338 B CN114160338 B CN 114160338B CN 202111351407 A CN202111351407 A CN 202111351407A CN 114160338 B CN114160338 B CN 114160338B
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- sliding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines 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
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
- B05B13/0426—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with spray heads moved along a closed path
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/08—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means
- B05B12/084—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to condition of liquid or other fluent material already sprayed on the target, e.g. coating thickness, weight or pattern
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/08—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means
- B05B12/12—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to conditions of ambient medium or target, e.g. humidity, temperature position or movement of the target relative to the spray apparatus
- B05B12/124—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to conditions of ambient medium or target, e.g. humidity, temperature position or movement of the target relative to the spray apparatus responsive to distance between spray apparatus and target
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines 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
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
- B05B13/0436—Installations or apparatus for applying liquid or other fluent material to elongated bodies, e.g. light poles, pipes
Abstract
The invention discloses an anticorrosive treatment spraying device at an interface of an insulating pipe, which comprises a portal frame, an anticorrosive treatment mechanism arranged on the portal frame and used for anticorrosive treatment, and a transverse driving mechanism used for driving the anticorrosive treatment mechanism to transversely move on the portal frame; the anti-corrosion treatment mechanism comprises a mounting frame, a spraying mechanism and a circumferential driving mechanism, wherein the mounting frame is arranged on the portal frame in a sliding mode, the spraying mechanism is arranged on the mounting frame and used for spraying the polyurea elastomer, and the circumferential driving mechanism is used for driving the spraying mechanism to perform circumferential motion. The device can paint polyurea elastomer with a brush to external pillar automatically, realizes automatic anticorrosive treatment to external pillar, convenient operation, and work efficiency is high.
Description
Technical Field
The invention relates to the technical field of anti-corrosion treatment of an insulating pipe, in particular to an anti-corrosion treatment spraying device at an interface of the insulating pipe.
Background
In thermal power plants and industrial and mining enterprises, it is generally necessary to transport steam through insulated pipes. The existing heat preservation pipe is generally composed of a working pipe, an outer sleeve sleeved on the working pipe and a heat preservation layer arranged between the working pipe and the outer sleeve, and heat preservation materials in the heat preservation layer can not contact water, so that the heat preservation pipe needs to be waterproof in the manufacturing process.
During the process of laying the heat preservation pipes, a plurality of heat preservation pipes are usually required to be butted with each other. To facilitate the docking, the length of the outer sleeve in the insulating tube is shorter than the length of the working tube, and therefore the working tube in the insulating tube extends a distance. During butt joint, firstly, a working pipe needs to be welded, then a sealing plate at an end interface of the heat-insulating pipe is cut off by using a cutting gun, then a heat-insulating material is wrapped at the butt joint, then an outer protecting pipe is wrapped at the interface, the end part of the outer protecting pipe is welded with outer sleeves at two ends, and the added heat-insulating material is wrapped, so that the butt joint of the heat-insulating pipe is completed; because the insulating pipe is buried underground, the outer protective pipe is finally required to be subjected to antiseptic treatment. At present, the external protective pipe is treated by brushing a polyurea elastomer on the external protective pipe to serve as an anticorrosive coating, so that an anticorrosive effect is achieved. However, in the existing anticorrosion treatment, polyurea elasticity is manually coated; adopt manual operation, the labour is big, is difficult to guarantee the homogeneity of paining, and the pipe diameter of outer pillar is great, and manual operation is inconvenient, leads to work efficiency low.
Disclosure of Invention
The invention aims to overcome the existing problems and provides an anticorrosive treatment spraying device at the interface of the heat-insulating pipe, which can automatically brush polyurea elastomers on the outer protective pipe and realize automatic anticorrosive treatment on the outer protective pipe, and is convenient to operate and high in working efficiency.
The purpose of the invention is realized by the following technical scheme:
an anticorrosive treatment spraying device at an interface of a heat-insulating pipe comprises a portal frame, an anticorrosive treatment mechanism arranged on the portal frame and used for anticorrosive treatment, and a transverse driving mechanism used for driving the anticorrosive treatment mechanism to transversely move on the portal frame; wherein the content of the first and second substances,
the anti-corrosion treatment mechanism comprises a mounting frame, a spraying mechanism and a circumference driving mechanism, wherein the mounting frame is arranged on the portal frame in a sliding mode, the spraying mechanism is arranged on the mounting frame and used for spraying the polyurea elastomer, and the circumference driving mechanism is used for driving the spraying mechanism to perform circular motion.
The working principle of the anti-corrosion treatment spraying device at the interface of the heat preservation pipe is as follows:
when the device works, the circumferential driving mechanism drives the spraying mechanism to perform circumferential motion, and the spraying mechanism sprays the polyurea elastomer on the outer surface of the outer protective pipe at the joint of the heat-insulating pipe along with the continuous circumferential motion of the spraying mechanism; after the spraying mechanism moves for a circle, the outer surface of one section of the outer protecting pipe is completely sprayed; then, the transverse driving mechanism can drive the mounting frame to transversely move on the portal frame to drive the spraying mechanism to move forwards for a distance which is equal to or less than the spraying width of the spraying mechanism; then the circumferential driving mechanism continues to drive the spraying mechanism to perform circumferential motion, and the next section of spraying is performed on the outer protective pipe; and repeating the steps to finally realize the spraying of the whole outer protecting pipe, and playing a role in corrosion prevention on the outer protecting pipe.
In a preferred aspect of the present invention, the circumferential driving mechanism includes an annular rack disposed between the mounting frame and the spraying mechanism, a driving gear disposed on the mounting frame and engaged with the annular rack, and a circumferential driving motor disposed on the mounting frame; the annular rack is arranged on the mounting frame in a sliding mode; the circumferential driving motor is connected with the driving gear; the spraying mechanism is arranged on the annular rack. By adopting the structure, the driving gear is driven to rotate by the circumferential driving motor, so that the annular rack is driven to move, the rotation of the spraying mechanism is finally realized, and the spraying of the polyurea elastomer can be realized on the outer protective pipe.
Preferably, a rotary guide assembly for guiding the annular rack to rotate on the mounting frame is arranged between the mounting frame and the annular rack; the rotary guide assembly comprises an annular guide groove formed in the annular rack and two guide columns which are arranged on two sides of the mounting frame and are in sliding fit with the annular guide groove respectively. Through setting up the rotation direction subassembly, can play the guide effect to the annular rack for the annular rack motion is more stable, meanwhile, still plays fixed effect to the annular rack, makes better the installing on the mounting bracket of annular rack.
Preferably, the mounting frame is provided with a pressing gear meshed with the annular rack; the pressing gear and the driving gear are respectively located on two sides of the mounting rack. Through setting up the pressure gear, can further fix the annular rack for the annular rack carries out stable rotation on the mounting bracket, prevents that the centre of a circle position of annular rack from taking place the skew, thereby has improved spraying mechanism's spraying precision.
Preferably, the gear teeth of the annular rack are arranged on the outer side of the annular rack, and the annular guide groove is arranged on the inner side of the annular rack; wherein, drive gear, pinch gear and two guide posts are "eight" style of calligraphy and distribute. By adopting the structure, on one hand, the structure can become more compact; on the other hand, the two guide posts are matched with the compression gear and the driving gear inside and outside, and the annular rack can be centered.
Preferably, the gantry comprises two bases and a transverse bracket arranged between the two bases; one end of the transverse support is fixedly connected with one base, and the other end of the transverse support is fixedly connected with the other base; the mounting rack is arranged on the transverse support in a sliding mode. By the structure, the installation of the installation frame is convenient.
Preferably, the transverse driving mechanism comprises a linear rack fixedly connected between the two bases, a driving gear arranged on the mounting rack and meshed with the linear rack, and a transverse driving motor fixedly mounted on the mounting rack and connected with the driving gear. By adopting the structure, the driving gear is driven by the transverse driving motor to move on the linear rack, so that the mounting frame is driven to transversely move on the transverse support.
Preferably, a transverse guide assembly for guiding the mounting rack to transversely move along the transverse rack is arranged between the transverse rack and the mounting rack, wherein the transverse guide assembly comprises a transverse guide rod arranged on the transverse rack and a guide hole which is arranged on the mounting rack and is matched with the transverse guide rod. Through setting up the horizontal direction subassembly, improved the stability of mounting bracket motion.
Furthermore, the number of the transverse guide rods is two, and the transverse guide rods are distributed on two sides of the mounting rack in parallel. Its aim at, further improved the stability of mounting bracket motion.
Preferably, the transverse bracket, the linear rack, and the transverse guide bar are integrally provided. The aim is to simplify the mechanism and to make the structure more compact.
Preferably, the portal frame is arranged on an outer sleeve, the outer protective pipe penetrates through the annular rack, the mounting frame is the same as the outer protective pipe in the axial direction along the transverse movement direction, and an arc-shaped groove matched with the outer sleeve is formed in the lower end of the base. By adopting the structure, the portal frame is convenient to install, the portal frame is installed on the outer sleeve in the working process, so that the anti-corrosion spraying device can be fixed, the transverse driving mechanism drives the installation frame to move along the axial direction of the outer protecting pipe, the spraying mechanism is driven to move along the axial direction of the outer protecting pipe, the outer protecting pipe is comprehensively sprayed from head to tail, the operation is convenient, and the working efficiency is high.
Preferably, the base is fixed on the outer sleeve through a magnet block, and the advantage of the base is that the portal frame is convenient to mount and dismount.
Preferably, the annular rack comprises an upper rack and a lower rack, and the upper rack and the lower rack are fixedly connected through a screw. By adopting the structure, the upper rack and the lower rack can be conveniently separated, so that the annular rack is better sleeved on the outer protective pipe, and the mounting flexibility is improved.
Preferably, the spraying mechanism is a spray gun.
Preferably, the spray gun has a power supply built in. The spray gun driving mechanism aims to enable the structure to be more compact and facilitate the circumferential driving mechanism to drive the spray gun to rotate.
Preferably, a thickness sensor for detecting the thickness of the polyurea elastomer sprayed on the outer protecting pipe is arranged on the annular rack. Through thickness sensor, can real-time detection spraying thickness, when certain thickness does not reach standard thickness, can carry out the re-spraying to this department to be favorable to the more even with outer pillar spraying.
Preferably, distance sensors are arranged at the front end and the rear end of the mounting frame, and the distance sensors at the front end of the mounting frame are used for sensing the distance between the spraying mechanism and the front end of the outer protective pipe, so that the spraying mechanism can be controlled to spray when reaching the front end of the outer protective pipe more accurately; the distance sensor located at the rear end of the mounting frame is used for sensing the distance between the spraying mechanism and the rear end of the outer protective pipe, so that spraying is stopped when the spraying mechanism is controlled to reach the front end of the outer protective pipe more accurately.
Preferably, the power supply of the spray gun is arranged outside, the spray gun is electrically connected with the power supply through a power line, and a spray pipe is connected to the spray gun; the self-adaptive suspension mechanism comprises a fixed rod vertically arranged on the mounting rack, a movable rod with the middle part hinged at the upper end of the fixed rod, a lifting ring arranged at the upper end of the movable rod and a self-adaptive spring arranged between the movable rod and the fixed rod; the upper end of the self-adaptive spring acts on the lower end of the movable rod, and the lower end of the self-adaptive spring acts on the upper end of the fixed rod; the power line or the spray pipe penetrates through the hanging ring. By adopting the structure, the power supply of the spray gun is arranged outside, so that the working principle of the anticorrosive treatment spraying device is different from the working principle of arranging the power supply in the spray gun; when the spraying mechanism returns to the original point, the spraying mechanism starts to work, the circumferential driving mechanism continues to carry out reverse driving until the outer protective pipes of the remaining half circle are completely sprayed, the spraying is stopped, and the original point is returned; then, the transverse driving mechanism can drive the mounting frame to transversely move on the portal frame to drive the spraying mechanism to move forwards for a certain distance, the steps are repeated, the outer protective pipe of the section is sprayed, and the steps are repeated continuously, so that the whole outer protective pipe can be sprayed; among the above-mentioned working method, at every turn the spraying half-turn, its aim at prevents that power cord or spray tube from taking place the winding, in addition, through setting up self-adaptation suspension mechanism for the spray gun can guarantee that power cord or spray tube are in the state of lifting up the tension all the time when rotating, upwards straightens power cord or spray tube, thereby can not too not hard up and lead to power cord or spray tube to take place the winding.
Two groups of height adjusting mechanisms for adjusting the height of the portal frame on the outer sleeve are symmetrically arranged at two ends of the portal frame, and each group of height adjusting mechanisms comprises two adjusting claws which are symmetrically and rotatably arranged at two ends of the base and a synchronous driving mechanism for driving the two adjusting claws to synchronously rotate; the rotary synchronous driving mechanism comprises a screw rod rotatably arranged on the base, a turntable arranged at the end part of the screw rod and a synchronous transmission assembly arranged between the screw rod and each adjusting claw, wherein the synchronous transmission assembly comprises a screw rod nut, a transmission part, a connecting rod and a swing rod; the upper end of the transmission part is provided with a sliding hinge groove, and the screw rod nut is connected with the screw rod in a matching way and is connected with the sliding hinge groove in a sliding and rotating way; the lower end of the transmission part is hinged with the base; the adjusting claw is rotatably connected to the base through a rotating shaft, and the lower end of the oscillating bar is fixedly connected with the end part of the rotating shaft; the connecting rod is arranged between the transmission part and the swing rod, one end of the connecting rod is hinged with the middle part of the transmission part, and the other end of the connecting rod is hinged with the upper end of the swing rod; and the rotating directions of the threads at the two ends of the screw rod are opposite. In the structure, when the height of the portal frame needs to be adjusted, the screw rod is driven to rotate by rotating the rotary table, and due to the fact that the rotating directions of threads at two ends of the screw rod are opposite, when the screw rod rotates, the sliding blocks at two ends are driven to slide outwards or inwards synchronously, so that the transmission piece is driven to swing around the lower end, the connecting rod is driven to move, the swing rod is finally driven to move, the rotating shaft and the adjusting claw are driven to swing, when the adjusting claw swings, the bottom of the adjusting claw is in contact with the outer sleeve, the portal frame can be lifted or lowered, and therefore the height of the portal frame is adjusted; when anticorrosive treatment spraying device need carry out the spraying to the outer pillar of equidimension not, anticorrosive treatment spraying device realization heart of can being convenient for annular rack and outer pillar realization are concentric, thereby have improved anticorrosive treatment spraying device suitability.
Preferably, the transmission part comprises a first transmission rod and a second transmission rod, wherein the first transmission rod and the second transmission rod are in a V-shaped structure; the sliding hinge groove is arranged at the upper end of the first transmission rod, and the lower end of the first transmission rod is hinged to the base; the upper end of the second transmission rod is hinged with the connecting rod, and the lower end of the second transmission rod is fixedly connected to the lower end of the first transmission rod. Through setting up above-mentioned structure, make the structure compacter on the one hand, on the other hand can be so that the pendulum rod has great amplitude of oscillation, is convenient for to the altitude mixture control of portal frame.
Specifically, the first transmission rod and the second transmission rod are of an integrated structure.
Preferably, the both ends of lead screw all are equipped with the carousel, still are equipped with the rocker in the eccentric position department of carousel, and its benefit lies in, can realize the altitude mixture control to the portal frame in the arbitrary one end of lead screw, can make accommodation process convenient laborsaving more through the rocker.
Preferably, the height adjusting mechanism further comprises a measuring mechanism for measuring an adjusting distance, and the measuring mechanism comprises a scale guide rail vertically arranged at the top of the base and marked with scale marks, a sliding block arranged on the scale guide rail in a sliding manner, and a parallelogram linkage mechanism for driving the sliding block to slide on the scale guide rail; the parallelogram link mechanism is provided with four hinged points, the upper hinged point is connected with the sliding block, the lower hinged point is connected with the lower end of the base, and the hinged points at the left end and the right end are respectively connected with the two lead screw nuts; wherein, the lead screw rotates and vertical sliding connection is on the base. By adopting the mechanism, when the height of the portal frame is adjusted, the screw rod is driven to rotate by rotating the turntable, and as the rotating directions of the threads at the two ends of the screw rod are opposite, the screw rod drives the sliding blocks at the two ends to synchronously slide outwards or inwards when rotating, so that the parallelogram link mechanism is driven to move, and the sliding blocks are driven to move on the scale guide rail; because the lower end hinge point is connected with the lower end of the base, when the height of the portal frame is adjusted, the screw rod can also rotate on the base and move up and down; through setting up measuring mechanism, make things convenient for the altitude mixture control at portal frame both ends more, can guarantee in accommodation process, the height-adjusting at portal frame both ends is unanimous, has improved the altitude mixture control precision.
Preferably, the base is provided with two guide plates in parallel and vertically, a spacing groove is formed in the space between the two guide plates, a sliding groove is vertically formed in the guide plates, a spacing protrusion is arranged in the middle of the screw rod and is connected with the spacing groove in a matched mode, and the screw rod is connected with the sliding groove in a rotating and sliding mode. Its aim at realizes the rotation of lead screw and slides from top to bottom to carry out spacingly at the left and right sides direction to the lead screw.
Preferably, the height adjusting mechanism further comprises a measuring mechanism for measuring an adjusting distance, and the measuring mechanism comprises a scale guide rail vertically arranged at the top of the base and marked with scale marks, a sliding block arranged on the scale guide rail in a sliding manner, and a parallelogram linkage mechanism for driving the sliding block to slide on the scale guide rail; parallelogram link mechanism has four pin joints, the upper end pin joint with the sliding block is connected, and the pin joint at both ends is connected with two screw-nut respectively about. By adopting the structure, the lead screw only needs to rotate and is arranged on the base, the lower end hinge joint is not connected with the lower end of the base, namely, the lower end hinge joint is suspended on the base, the lead screw is driven to rotate by rotating the turntable, and the screw threads at the two ends of the lead screw are opposite in rotation direction, so that when the lead screw rotates, the sliding blocks at the two ends are driven to slide outwards or inwards synchronously, and the parallelogram link mechanism is driven to move, and the sliding blocks are driven to move on the scale guide rail.
The base passes through the bandage to be fixed on the outer tube, and the one end of this bandage is connected with the one end of base, and the other end is connected with the other end of base. Through setting up the bandage, can be so that gantry frame is more firm that the outer tube is connected, the anticorrosive treatment spraying device of being convenient for carries out the spraying.
Compared with the prior art, the invention has the following beneficial effects:
according to the anticorrosive treatment spraying device, the spraying mechanism is driven to do circular motion through the circular driving mechanism, so that the polyurea elastomer is sprayed on the outer surface of the outer protection pipe, and the whole outer protection pipe can be sprayed through the arrangement of the transverse driving mechanism.
Drawings
Fig. 1-2 are schematic structural views of an anticorrosive treatment spraying device at an insulating pipe joint according to the present invention, where fig. 1 is a perspective view of an operating state, and fig. 2 is a perspective view of another viewing angle direction of the operating state.
Fig. 3 to 5 are schematic structural views of the anticorrosive treatment spraying device according to the present invention, wherein fig. 3 is a perspective view, fig. 4 is a perspective view of another viewing angle direction, and fig. 5 is a perspective view of a third viewing angle direction.
Fig. 6-7 are schematic structural views of the anticorrosive treatment spraying device of the present invention without a gantry and a part of a transverse driving mechanism, wherein fig. 7 is a perspective view, and fig. 8 is a left side view.
Fig. 8 is a schematic structural view of another embodiment of a rotary guide assembly and a circumferential driving mechanism in the anticorrosive treatment spray coating device of the present invention.
Fig. 9 is a schematic structural view of a third embodiment of a rotary guide assembly and a circumferential driving mechanism in the anticorrosive coating device of the present invention.
Fig. 10 to 15 are schematic structural views of a seventh embodiment and a ninth embodiment of the anticorrosive treatment spraying device according to the present invention, in which fig. 10 is a front view, fig. 12 is a perspective view, fig. 13 is a perspective view in which an outer sleeve and an outer sheath are omitted from fig. 12, fig. 13 is a perspective view of a height adjustment mechanism, fig. 14 is a perspective view in another view direction of the height adjustment mechanism, and fig. 15 is a right side view of the height adjustment mechanism.
Fig. 16 is a schematic configuration diagram of an eighth embodiment of the anticorrosive coating device according to the present invention.
Detailed Description
In order to make those skilled in the art understand the technical solutions of the present invention well, the present invention will be further described below with reference to the examples and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
Example 1
Referring to fig. 1-2, the embodiment discloses an anticorrosive treatment spraying device at an interface of an insulating pipe, wherein the insulating pipe is composed of a working pipe, an outer sleeve 1 sleeved on the working pipe and an insulating layer arranged between the working pipe and the outer sleeve 1. When a plurality of heat preservation pipes are mutually butted, the working pipes in the heat preservation pipes can extend for a certain distance; when the butt joint, at first need weld the working pipe, then cut off the closing plate of insulating tube tip kneck with the burning torch, then at butt joint parcel insulation material, at kneck parcel outer casing 15 after that, weld the tip of outer casing and the outer tube 1 at both ends, wrap up the insulation material that adds to accomplish the butt joint of insulating tube. The position of the heat preservation pipe interface is the position of the outer protecting pipe 15.
Referring to fig. 1-2, the anticorrosive treatment spraying device comprises a portal frame 2 arranged on an outer sleeve 1, an anticorrosive treatment mechanism arranged on the portal frame 2 and used for anticorrosive treatment, and a transverse driving mechanism 3 used for driving the anticorrosive treatment mechanism to transversely move on the portal frame 2; the anti-corrosion treatment mechanism comprises a mounting frame 4 arranged on the portal frame 2 in a sliding mode, a spraying mechanism 5 arranged on the mounting frame 4 and used for spraying the polyurea elastomer, and a circumferential driving mechanism 6 used for driving the spraying mechanism 5 to perform circumferential motion.
Referring to fig. 1-2, in the anticorrosive treatment spraying device of the embodiment, the circumferential driving mechanism 6 drives the spraying mechanism 5 to perform a circumferential motion, so that the polyurea elastomer is sprayed on the outer surface of the outer protection pipe 8, and the transverse driving mechanism 3 is arranged, so that the whole outer protection pipe 8 can be sprayed.
Referring to fig. 1-5, the gantry 2 includes two bases 2-1 and a transverse bracket 2-2 disposed between the two bases 2-1; wherein, the lower end of the base 2-1 is provided with an arc-shaped groove 2-11 which is matched with the outer sleeve 1; one end of the transverse support 2-2 is fixedly connected with one base 2-1, and the other end of the transverse support is fixedly connected with the other base 2-1; the mounting rack 4 is arranged on the transverse bracket 2-2 in a sliding mode. The installation of the installation frame 4 is convenient due to the arrangement of the structure.
Referring to fig. 1 to 5, the base 2-1 is fixed to the outer sleeve 1 by a magnet block 7. The portal frame has the advantages that the portal frame 2 can be conveniently mounted and dismounted.
3-5, the circumferential driving mechanism 6 comprises an annular rack 6-1 arranged between the mounting frame 4 and the spraying mechanism 5, a driving gear 6-2 arranged on the mounting frame 4 and meshed with the annular rack 6-1, and a circumferential driving motor 6-3 arranged on the mounting frame 4; wherein the annular rack 6-1 is arranged on the mounting rack 4 in a sliding manner; the circumferential driving motor 6-3 is connected with the driving gear 6-2; the spraying mechanism 5 is arranged on the annular rack 6-1. By adopting the structure, the driving gear 6-2 is driven to rotate by the circumferential driving motor 6-3, so that the annular rack 6-1 is driven to move, the rotation of the spraying mechanism 5 is finally realized, and the spraying of the polyurea elastomer can be realized on the outer protective pipe 8.
Referring to fig. 1 to 5, the outer protective tube 8 passes through the annular rack 6-1, the annular rack 6-1 is arranged coaxially with the outer protective tube 8, and the mounting frame 4 moves in the transverse direction in the same axial direction as the outer protective tube 8. By adopting the structure, the annular rack 6-1 and the outer protective pipe 8 are coaxially arranged, so that the spraying mechanism 5 can rotate around the axis of the outer protective pipe 8, and the spraying mechanism 5 can spray on the outer protective pipe 8 more uniformly; through the axial direction motion of horizontal actuating mechanism 3 drive mounting bracket 4 along outer pillar 8, drive spraying mechanism 5 along the axial direction motion of outer pillar 8 to the realization is to outer pillar 8 from beginning to end spraying, convenient operation, and work efficiency is high.
Referring to fig. 5-6, the annular rack 6-1 comprises an upper rack 6-11 and a lower rack 6-12, the upper rack 6-11 and the lower rack 6-12 are fixedly connected through a connecting plate 6-13, and the connecting plate 6-13 is fixed on the upper rack 6-11 and the lower rack 6-12 through screws. By adopting the structure, the upper rack 6-11 and the lower rack 6-12 can be conveniently separated, so that the annular rack 6-1 is better sleeved on the outer protective pipe 8, and the mounting flexibility is improved.
3-6, a rotary guide assembly for guiding the annular rack 6-1 to rotate on the mounting frame 4 is arranged between the mounting frame 4 and the annular rack 6-1; the rotary guide assembly comprises an annular guide groove 9 arranged on the annular rack 6-1 and two guide columns 10 which are respectively arranged on two sides of the mounting frame 4 and are in sliding fit with the annular guide groove 9. Through setting up the rotation direction subassembly, can play the guide effect to annular rack 6-1 for the motion of annular rack 6-1 is more stable, meanwhile, still plays fixed effect to annular rack 6-1, makes the better installation on mounting bracket 4 of annular rack 6-1.
In particular, the guide posts 10 are rotatably connected to the mounting frame 4, which is advantageous in that the guide posts 10 can be subjected to rolling friction with the annular guide grooves 9, which rolling friction has a smaller resistance than sliding friction.
Referring to fig. 3-7, the mounting frame 4 is provided with a pressing gear 11 engaged with the annular rack 6-1; the pressing gear 11 and the driving gear 6-2 are respectively positioned at two sides of the mounting rack 4. Through the arrangement of the pressing gear 11, the annular rack 6-1 can be further fixed, so that the annular rack 6-1 can stably rotate on the mounting frame 4, the position of the circle center of the annular rack 6-1 is prevented from deviating, and the spraying precision of the spraying mechanism 5 is improved.
Referring to fig. 6-7, the gear teeth of the annular rack 6-1 are disposed on the outer side of the annular rack 6-1, and the annular guide groove 9 is disposed on the inner side of the annular rack 6-1; wherein, the driving gear 6-2, the pressing gear 11 and the two guide posts 10 are distributed in a shape of Chinese character 'ba'. By adopting the structure, on one hand, the structure can be more compact; on the other hand, the two guide columns 10 are matched with the pressing gear 11 and the driving gear 6-2 in an inner-outer mode, and the annular rack 6-1 can be centered.
Referring to fig. 3-5, the transverse driving mechanism 3 includes a linear rack 3-1 fixedly connected between two bases 2-1, a pinion gear 3-2 disposed on the mounting frame 4 and engaged with the linear rack 3-1, and a transverse driving motor 3-3 fixedly mounted on the mounting frame 4 and connected with the pinion gear 3-2. By adopting the structure, the driving gear 3-2 is driven to move on the linear rack 3-1 by the transverse driving motor 3-3, so that the mounting rack 4 is driven to transversely move on the transverse support 2-2.
Referring to fig. 3-5, a transverse guide assembly for guiding the mounting frame 4 to move transversely along the transverse support 2-2 is disposed between the transverse support 2-2 and the mounting frame 4, wherein the transverse guide assembly includes a transverse guide rod 12 disposed on the transverse support 2-2 and a guide hole 13 disposed on the mounting frame 4 and cooperating with the transverse guide rod 12. Through setting up horizontal direction subassembly, improved the stability of mounting bracket 4 motion.
Specifically, the number of the transverse guide rods 12 is two, and the transverse guide rods are distributed on two sides of the mounting frame 4 in parallel. Its aim at, further improved the stability of mounting bracket 4 motion.
Referring to fig. 3 to 5, the lateral bracket 2-2, the linear rack 3-1, and the lateral guide bar 12 are integrally provided. The aim is to simplify the mechanism and to make the structure more compact.
Referring to fig. 5-6, the spraying mechanism 5 is a spray gun, the annular rack 6-1 is provided with an installation block 14, and the installation block 14 is provided with a clamping groove for installing the spray gun; the spray gun is internally provided with a power supply. Its aim at sets up the draw-in groove, can be convenient for the installation of spray gun, embeds the power in the spray gun for the structure becomes compacter, and the circumference actuating mechanism 6 drive spray gun of being convenient for rotates.
Specifically, a thickness sensor (not shown in the figure) for detecting the thickness of the polyurea elastomer sprayed on the outer protective pipe 8 is arranged on the annular rack 6-1. Through thickness sensor, can real-time detection spraying thickness, when certain thickness does not reach standard thickness, can carry out the re-spraying to this department to be favorable to more even with the spraying of outer pillar 8.
Referring to fig. 3 to 5, the distance sensors 15 are respectively disposed at the front end and the rear end of the mounting frame 4, and the purpose is that the distance sensors 15 located at the front end of the mounting frame 4 are used for sensing the distance between the spraying mechanism 5 and the front end of the outer protective tube 8, so that spraying can be performed when the spraying mechanism 5 reaches the front end of the outer protective tube 8 more accurately; the distance sensor 15 located at the rear end of the mounting frame 4 is used for sensing the distance between the spraying mechanism 5 and the rear end of the outer protective pipe 8, so that the spraying is stopped when the spraying mechanism 5 is controlled to reach the front end of the outer protective pipe 8 more accurately.
Referring to fig. 1-2, the working principle of the anticorrosive treatment spraying device at the interface of the insulating pipe is as follows:
when the spraying device works, the driving gear 6-2 is driven to rotate by the circumferential driving motor 6-3, so that the annular rack 6-1 is driven to rotate, and finally the spraying mechanism 5 performs circumferential motion; after the spraying mechanism 5 moves for a circle, the outer surface of one section of the outer protecting pipe 8 is completely sprayed; then, the transverse driving mechanism 3 drives the mounting frame 4 to transversely move on the portal frame 2 to drive the spraying mechanism 5 to move forwards for a distance which is equal to or less than the spraying width of the spraying mechanism 5; then the circumferential driving mechanism 6 continues to drive the spraying mechanism 5 to perform circumferential motion, and the next section of spraying is performed on the outer protective pipe 8; repeating the steps, finally spraying the whole outer protecting pipe 8, and playing a role in corrosion prevention on the outer protecting pipe 8.
Example 2
Referring to fig. 3 to 5, the other structure of the present embodiment is the same as that of embodiment 1, except that the power supply of the spray gun is disposed outside, and the spray gun and the power supply are electrically connected by a power line; the mounting rack 4 is provided with a self-adaptive suspension mechanism 16 for suspending the power line, wherein the self-adaptive suspension mechanism 16 comprises a fixed rod 16-1 vertically arranged on the mounting rack 4, a movable rod 16-2 with the middle part hinged to the upper end of the fixed rod 16-1, a lifting ring 16-3 arranged at the upper end of the movable rod 16-2 and a self-adaptive spring 16-4 arranged between the movable rod 16-2 and the fixed rod 16-1; wherein, the upper end of the self-adaptive spring 16-4 acts on the lower end of the movable rod 16-2, and the lower end acts on the upper end of the fixed rod 16-1; the power cord passes through the hanging ring 16-3. By adopting the structure, the power supply of the spray gun is arranged outside, so the working principle of the anticorrosive treatment spraying device is different from the working principle of the spray gun with the power supply built in; when the spraying mechanism 5 moves to a half circle, the spraying mechanism 5 stops spraying, the circumferential driving mechanism 6 drives in the reverse direction, when the spraying mechanism 5 returns to the original point, the spraying mechanism 5 starts to work, the circumferential driving mechanism 6 continues to drive in the reverse direction, and after the outer protective pipe 8 of the remaining half circle is sprayed, the spraying is stopped, and the original point is returned; then, the transverse driving mechanism 3 drives the mounting frame 4 to transversely move on the portal frame 2 to drive the spraying mechanism 5 to move forwards for a certain distance, the steps are repeated, the outer protective pipe 8 of the section is sprayed, and the steps are continuously repeated, so that the whole outer protective pipe 8 can be sprayed; in the above-mentioned working method, at every turn, the spraying half-turn, its aim at prevents that the power cord from taking place the winding, in addition, through setting up self-adaptation suspension mechanism 16 for the spray gun can guarantee that the power cord is in the state of lifting up the tension all the time when rotating, upwards straightens the power cord, thereby can not too not become flexible and lead to the power cord to take place the winding.
Example 3
Referring to fig. 8, the other structure in this embodiment is the same as that in embodiment 1, except that, in this embodiment, the pressing gear 11 is not required to be provided, and the driving gear 6-2 is arranged at the middle upper position of the mounting frame 4, so that the driving gear 6-2 and the two guide posts 10 are arranged in a triangular shape, which also can play a role in stabilizing the annular rack 6-1, realize the centering of the annular rack 6-1, and the structure is simpler.
Example 4
Referring to fig. 9, the other structure in this embodiment is the same as embodiment 1 except that the gear teeth of the annular rack 6-1 are disposed inside the annular rack 6-1 and the annular guide groove 9 is disposed outside the annular rack 6-1. By adopting the structure, on one hand, the structure can be more compact; on the other hand, the two guide columns 10 are matched with the pressing gear 11 and the driving gear 6-2 in an inner-outer mode, and the annular rack 6-1 can be centered.
Example 5
The other structures in the embodiment are the same as those in embodiment 1, except that two transverse brackets 2-2 and two transverse guide rods 12 are provided, the linear rack 3-1 is one, and the transverse bracket 2-2 and the transverse guide rod 12 on one side are integrally arranged with the linear rack 3-1; the transverse bracket 2-2 on the other side is integrated with a transverse guide rod 12. The aim is to save material and also to facilitate the sliding of the mounting frame 4 on the transverse guide 12.
Example 6
The other structure in this embodiment is the same as that in embodiment 1, except that the transverse driving mechanism 3 in this embodiment may be driven by a motor in combination with a screw transmission or a belt transmission.
Example 7
Referring to fig. 10 to 15, the other structures in this embodiment are the same as those in embodiment 1, except that two sets of height adjusting mechanisms 17 for adjusting the height of the gantry 2 on the outer sleeve 1 are symmetrically arranged at two ends of the gantry 2, and each set of height adjusting mechanisms 17 includes two adjusting claws 17-1 symmetrically and rotatably arranged at two ends of the base 2-1 and a synchronous driving mechanism for driving the two adjusting claws 17-1 to synchronously rotate; the rotary synchronous driving mechanism comprises a screw rod 17-2 rotatably arranged on a base 2-1, a rotary table 17-3 arranged at the end part of the screw rod 17-2 and a synchronous transmission assembly arranged between the screw rod 17-2 and each adjusting claw 17-1, wherein the synchronous transmission assembly comprises a screw rod nut 17-4, a transmission piece 17-5, a connecting rod 17-6 and a swing rod 17-7; the upper end of the transmission piece 17-5 is provided with a sliding hinge groove 17-511, and the screw rod nut 17-4 is connected with the screw rod 17-2 in a matching manner, and is connected with the sliding hinge groove 17-511 in a sliding and rotating manner; the lower end of the transmission piece 17-5 is hinged with the base 2-1; the adjusting claw 17-1 is rotatably connected to the base 2-1 through a rotating shaft, and the lower end of the oscillating bar 17-7 is fixedly connected with the end part of the rotating shaft; the connecting rod 17-6 is arranged between the transmission piece 17-5 and the swing rod 17-7, one end of the connecting rod 17-6 is hinged with the middle part of the transmission piece 17-5, and the other end is hinged with the upper end of the swing rod 17-7; wherein, the screw threads at the two ends of the screw rod 17-2 have opposite rotating directions. In the structure, when the height of the portal frame 2 needs to be adjusted, the screw rod 17-2 is driven to rotate by rotating the rotary table 17-3, and because the rotating directions of the threads at the two ends of the screw rod 17-2 are opposite, when the screw rod 17-2 rotates, the slide blocks at the two ends are driven to synchronously slide outwards or inwards, so that the transmission piece 17-5 is driven to swing around the lower end, the connecting rod 17-6 is driven to move, the swing rod 17-7 is finally driven to move, the rotating shaft and the adjusting claw 17-1 are driven to swing, and when the adjusting claw 17-1 swings, the bottom of the adjusting claw 17-1 is in contact with the outer sleeve 1, so that the portal frame 2 can be lifted or lowered, and the height adjustment of the portal frame 2 is realized; when anticorrosive treatment spraying device need carry out the spraying to not equidimension outer pillar 8, the anticorrosive treatment spraying device of can being convenient for realizes the heart for annular rack 6 realizes with outer pillar 8 concentric, thereby has improved anticorrosive treatment spraying device suitability.
Referring to fig. 13-15, the transmission member 17-5 comprises a first transmission rod 17-51 and a second transmission rod 17-52, wherein the first transmission rod 17-51 and the second transmission rod 17-52 are in a V-shaped structure; the sliding hinge groove 17-511 is arranged at the upper end of the first transmission rod 17-51, and the lower end of the first transmission rod 17-51 is hinged on the base 2-1; the upper end of the second transmission rod 17-52 is hinged with the connecting rod 17-6, and the lower end is fixedly connected with the lower end of the first transmission rod 17-51. Through the arrangement of the structure, on one hand, the structure is more compact, and on the other hand, the swing rods 17-7 can have larger swing amplitude, so that the height of the portal frame 2 can be conveniently adjusted.
Referring to fig. 13-15, the first driving lever 17-51 and the second driving lever 17-52 are of a unitary structure.
Referring to fig. 13-15, the two ends of the screw rod 17-2 are both provided with the rotary table 17-3, and the eccentric position of the rotary table 17-3 is also provided with the rocker 17-8, so that the height of the portal frame 2 can be adjusted at any end of the screw rod 17-2, and the adjustment process can be more convenient and labor-saving through the rocker 17-8.
Referring to fig. 12-15, the height adjusting mechanism 17 further comprises a measuring mechanism 17-9 for measuring an adjusting distance, the measuring mechanism 17-9 comprises a scale guide rail 17-91 vertically arranged on the top of the base 2-1 and marked with scale lines, a sliding block 17-92 slidably arranged on the scale guide rail 17-91, and a parallelogram linkage 17-93 for driving the sliding block 17-92 to slide on the scale guide rail 17-91; the parallelogram link mechanism 17-93 is provided with four hinged points, the upper hinged point is connected with the sliding block 17-92, the lower hinged point is connected with the lower end of the base 2-1, and the hinged points at the left end and the right end are respectively connected with the two lead screw nuts 17-4; wherein, the screw rod 17-2 is connected on the base 2-1 in a rotating and vertical sliding way. By adopting the mechanism, when the height of the portal frame 2 is adjusted, the screw rod 17-2 is driven to rotate by rotating the rotary table 17-3, and as the rotating directions of the threads at the two ends of the screw rod 17-2 are opposite, the screw rod 17-2 drives the sliding blocks at the two ends to synchronously slide outwards or inwards when rotating, so that the parallelogram link mechanism 17-93 is driven to move, and the sliding block 17-92 is driven to move on the scale guide rail 17-91; because the lower end hinge point is connected with the lower end of the base 2-1, when the height of the portal frame 2 is adjusted, the screw rod 17-2 can also rotate on the base 2-1 and move up and down; through setting up measuring mechanism 17-9, make things convenient for the altitude mixture control at portal frame 2 both ends more, can guarantee in the accommodation process that the height-adjusting at portal frame 2 both ends is unanimous, improved the altitude mixture control precision.
The parallelogram linkage 17-93 is formed by four connecting rods hinged with each other.
Referring to fig. 13-15, two guide plates 18 are vertically and parallelly arranged on the base 2-1, a spacing groove 19 is formed in a space between the two guide plates 18, a sliding groove 18-1 is vertically arranged on the guide plate 18, a spacing protrusion 17-21 is arranged in the middle of the screw rod 17-2, the spacing protrusion 17-21 is connected with the spacing groove 19 in a matching manner, and the screw rod 17-2 is connected with the sliding groove 18-1 in a rotating and sliding manner. The purpose is to realize the rotation and the up-and-down sliding of the screw rod 17-2 and limit the screw rod 17-2 in the left-and-right direction.
Example 8
Referring to fig. 16, the other structure in this embodiment is the same as that in embodiment 1, except that the height adjusting mechanism 17 further comprises a measuring mechanism 17-9 for measuring an adjusting distance, and the measuring mechanism 17-9 comprises a scale guide rail 17-91 vertically arranged on the top of the base 2-1 and marked with scale lines, a sliding block 17-92 slidably arranged on the scale guide rail 17-91, and a parallelogram link mechanism 17-93 for driving the sliding block 17-92 to slide on the scale guide rail 17-91; the parallelogram linkage mechanism 17-93 is provided with four hinge points, the upper hinge point is connected with the sliding block 17-92, and the hinge points at the left end and the right end are respectively connected with the two lead screw nuts 17-4. By adopting the structure, the screw rod 17-2 only needs to be rotatably arranged on the base 2-1, the hinged point of the lower end is not connected with the lower end of the base 2-1, namely the hinged point of the lower end is suspended on the base 2-1, the screw rod 17-2 is driven to rotate by rotating the rotary disc 17-3, and because the rotating directions of the threads at the two ends of the screw rod 17-2 are opposite, when the screw rod 17-2 rotates, the slide blocks at the two ends are driven to synchronously slide outwards or inwards, so that the parallelogram link mechanism 17-93 is driven to move, and the slide block 17-92 is driven to move on the scale guide rail 17-91.
Example 9
Referring to fig. 11 to 12, the other structure of the present embodiment is the same as that of embodiment 1 except that the base 2-1 is fixed to the outer tube 1 by a strap 20, and one end of the strap 20 is connected to one end of the base 2-1 and the other end is connected to the other end of the base 2-1. Through setting up bandage 20, can be so that portal frame 2 is more firm connected on outer sleeve pipe 1, the anticorrosive treatment spraying device of being convenient for carries out the spraying.
The present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents and are included in the scope of the present invention.
Claims (7)
1. An anticorrosive treatment spraying device at an interface of a heat-insulating pipe is characterized by comprising a portal frame, an anticorrosive treatment mechanism arranged on the portal frame and used for anticorrosive treatment, and a transverse driving mechanism used for driving the anticorrosive treatment mechanism to transversely move on the portal frame; wherein the content of the first and second substances,
the anti-corrosion treatment mechanism comprises a mounting frame which is arranged on the portal frame in a sliding manner, a spraying mechanism which is arranged on the mounting frame and used for spraying the polyurea elastomer, and a circumferential driving mechanism which is used for driving the spraying mechanism to do circumferential motion;
the portal frame comprises two bases and a transverse bracket arranged between the two bases; one end of the transverse support is fixedly connected with one base, and the other end of the transverse support is fixedly connected with the other base; the mounting rack is arranged on the transverse bracket in a sliding manner;
two groups of height adjusting mechanisms for adjusting the height of the portal frame on the outer sleeve are symmetrically arranged at two ends of the portal frame, and each group of height adjusting mechanisms comprises two adjusting claws which are symmetrically and rotatably arranged at two ends of the base and a synchronous driving mechanism for driving the two adjusting claws to synchronously rotate; the synchronous driving mechanism comprises a screw rod rotatably arranged on the base, a turntable arranged at the end part of the screw rod and a synchronous transmission assembly arranged between the screw rod and each adjusting claw, wherein the synchronous transmission assembly comprises a screw rod nut, a transmission part, a connecting rod and a swing rod; the upper end of the transmission part is provided with a sliding hinge groove, and the screw rod nut is connected with the screw rod in a matching way and is connected with the sliding hinge groove in a sliding and rotating way; the lower end of the transmission part is hinged with the base; the adjusting claw is rotatably connected to the base through a rotating shaft, and the lower end of the oscillating bar is fixedly connected with the end part of the rotating shaft; the connecting rod is arranged between the transmission part and the swing rod, one end of the connecting rod is hinged with the middle part of the transmission part, and the other end of the connecting rod is hinged with the upper end of the swing rod; wherein the rotating directions of the threads at the two ends of the screw rod are opposite;
the height adjusting mechanism further comprises a measuring mechanism for measuring an adjusting distance, and the measuring mechanism comprises a scale guide rail which is vertically arranged at the top of the base and is marked with scale marks, a sliding block which is arranged on the scale guide rail in a sliding manner, and a parallelogram link mechanism for driving the sliding block to slide on the scale guide rail; the parallelogram link mechanism is provided with four hinge points, the upper hinge point is connected with the sliding block, the lower hinge point is connected with the lower end of the base, and the hinge points at the left end and the right end are respectively connected with the two lead screw nuts; wherein, the lead screw rotates and vertical sliding connection is on the base.
2. The anticorrosive treatment spraying device at the interface of the insulating pipe as claimed in claim 1, wherein the circumferential driving mechanism comprises an annular rack arranged between the mounting frame and the spraying mechanism, a driving gear arranged on the mounting frame and meshed with the annular rack, and a circumferential driving motor arranged on the mounting frame; the annular rack is arranged on the mounting frame in a sliding mode; the circumferential driving motor is connected with the driving gear; the spraying mechanism is arranged on the annular rack;
a rotary guide assembly for guiding the annular rack to rotate on the mounting rack is arranged between the mounting rack and the annular rack; the rotary guide assembly comprises an annular guide groove arranged on the annular rack and two guide posts which are respectively arranged on two sides of the mounting frame and are in sliding fit with the annular guide groove;
a pressing gear meshed with the annular rack is arranged on the mounting rack; the compression gear and the driving gear are respectively located on two sides of the mounting rack.
3. The anticorrosive treatment spraying device at the interface of the insulating pipe as claimed in claim 2, wherein the gear teeth of the annular rack are arranged on the outer side of the annular rack, and the annular guide groove is arranged on the inner side of the annular rack; wherein, drive gear, pinch gear and two guide posts are "eight" style of calligraphy and distribute.
4. The anticorrosive treatment spraying device at the interface of the heat preservation pipe as claimed in claim 1, wherein the transverse driving mechanism comprises a linear rack fixedly connected between two bases, a driving gear arranged on the mounting rack and meshed with the linear rack, and a transverse driving motor fixedly mounted on the mounting rack and connected with the driving gear;
the transverse guide assembly is used for guiding the mounting rack to move transversely along the transverse support and comprises a transverse guide rod arranged on the transverse support and a guide hole which is formed in the mounting rack and matched with the transverse guide rod.
5. The device for spraying the anticorrosion treatment at the interface of the thermal insulation pipe according to claim 1, wherein the spraying mechanism is a spray gun, a power supply of the spray gun is arranged outside, the spray gun is electrically connected with the power supply through a power line, and a spray pipe is connected to the spray gun; the self-adaptive hanging mechanism comprises a fixed rod vertically arranged on the mounting rack, a movable rod with the middle part hinged to the upper end of the fixed rod, a hanging ring arranged at the upper end of the movable rod and a self-adaptive spring arranged between the movable rod and the fixed rod; the upper end of the self-adaptive spring acts on the lower end of the movable rod, and the lower end of the self-adaptive spring acts on the upper end of the fixed rod; the power line or the spray pipe penetrates through the hanging ring.
6. The anticorrosive treatment spraying device at the interface of the heat preservation pipe as claimed in claim 1, wherein the transmission member comprises a first transmission rod and a second transmission rod, wherein the first transmission rod and the second transmission rod are in a V-shaped structure; the sliding hinge groove is arranged at the upper end of the first transmission rod, and the lower end of the first transmission rod is hinged to the base; the upper end of the second transmission rod is hinged with the connecting rod, and the lower end of the second transmission rod is fixedly connected to the lower end of the first transmission rod; the two ends of the screw rod are both provided with turntables, and the eccentric positions of the turntables are also provided with rocking bars.
7. The anticorrosive treatment spraying device at the interface of the heat preservation pipe as claimed in claim 1, wherein the base is provided with two guide plates in parallel and vertically, a space between the two guide plates forms a limit groove, the guide plates are vertically provided with a sliding groove, the middle part of the screw rod is provided with a limit bulge, the limit bulge is connected with the limit groove in a matched manner, and the screw rod is connected with the sliding groove in a rotating and sliding manner.
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| CN116618217B (en) * | 2023-07-26 | 2023-09-19 | 山东翁派斯环保科技有限公司 | Anticorrosive treatment spraying device at joint of heat preservation pipe |
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| NL2008206C2 (en) * | 2012-01-31 | 2013-08-01 | Bluemarine Offshore Yard Service B V | Device and method for the coating of a surface area of a gap in the coating of a pipeline. |
| CN105945475B (en) * | 2016-06-20 | 2018-08-03 | 湖北三江航天红阳机电有限公司 | A kind of side hanging pipeline all position welding robot |
| CN106624514B (en) * | 2016-12-16 | 2018-04-10 | 浙江大成智能装备股份有限公司 | A kind of pile tube welding robot |
| CN207244301U (en) * | 2017-09-28 | 2018-04-17 | 北京快鹿织造有限公司 | A kind of electric wire jack of flatiron |
| CN108551803A (en) * | 2018-04-03 | 2018-09-21 | 孙利成 | A kind of afforestation controllable type pit-picker |
| CN110605697A (en) * | 2019-08-26 | 2019-12-24 | 国网天津市电力公司电力科学研究院 | Multifunctional tool box suitable for operation on uneven ground |
| US11278926B2 (en) * | 2019-12-20 | 2022-03-22 | Crc-Evans Pipeline International, Inc. | Pipeline sprayer and method |
| CN214108911U (en) * | 2020-10-19 | 2021-09-03 | 闽江师范高等专科学校 | Drilling equipment is used in automobile wheel hub production that machining precision is high |
| CN112283467A (en) * | 2020-10-22 | 2021-01-29 | 刘志峰 | Polyurethane spraying outer protective pipe spraying integrally formed insulation pipe on-site joint coating installation method |
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