CN203972204U - A kind of ductile iron pipe multicomponent medium inner spray coating device - Google Patents

A kind of ductile iron pipe multicomponent medium inner spray coating device Download PDF

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Publication number
CN203972204U
CN203972204U CN201420424420.8U CN201420424420U CN203972204U CN 203972204 U CN203972204 U CN 203972204U CN 201420424420 U CN201420424420 U CN 201420424420U CN 203972204 U CN203972204 U CN 203972204U
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China
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cup
outward turning
rim
interior rotating
turning revolving
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CN201420424420.8U
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闫海峰
王力
焦为民
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Xinxing Ductile Iron Pipes Co Ltd
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Xinxing Ductile Iron Pipes Co Ltd
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Abstract

The utility model discloses a kind of ductile iron pipe multicomponent medium inner spray coating device, relate to ductile iron pipe spraying technology field.Comprise dolly, stretch into bar and spray body, spray body be can coaxial rotating interior rotating cup and outward turning revolving cup, interior rotating cup is placed in outward turning revolving cup, the rim of a cup of outward turning revolving cup is towards horizontal direction, the rim of a cup of the rim of a cup of interior rotating cup and outward turning revolving cup is towards identical, the rim of a cup sealing of outward turning revolving cup, the rim of a cup of interior rotating cup is provided with the capping that has circular open, at circular open, place is provided with feed pipe, between interior rotating cup and outward turning revolving cup, it is secondary hybrid chamber, on the wall of cup of inside and outside rotating cup, be respectively equipped with the first perforate and the second perforate that are communicated with secondary hybrid chamber, outward turning revolving cup rotates by means of motor.This device has been realized the full and uniform mixing of multicomponent medium coatings in spraying, adopts the vaporific spraying method of porous, has guaranteed coating quality, has improved production efficiency.

Description

A kind of ductile iron pipe multicomponent medium inner spray coating device
Technical field
The utility model relates to ductile iron pipe spraying technology field.
Background technology
Ductile iron pipe is a kind of of cast iron pipe, because it has the essence of iron, the performance of steel, ductile iron pipe after annealing, its metallographic structure is that ferrite adds a small amount of pearlite, satisfactory mechanical property, antiseptic property is excellent, ductility is good, good sealing effect, the advantage such as simple and easy is installed and has obtained the wide application of sending out, be mainly used in municipal administration, industrial and mining enterprises' feedwater, gas transmission, oil transportation etc., in producing the technical process of ductile iron pipe, wherein a procedure is that the inside and outside tube wall of ductile iron pipe is sprayed, outer tube wall easily sprays, but the spraying of its inner tubal wall is a problem, need to be deep in body and spray and could complete reluctantly by means of some aids, its operating efficiency is very low, and the quality of spraying is also unreliable, particularly for the coating that includes medium, when producing the coating being mixed by medium, require the mixing of various media to want evenly coating so just can get a desired effect, generally before using compo, to first vibrate or rock, evenly, spray again, or vibration limit, limit spraying, yet we can not realize the spraying of vibration limit, limit in spraying spheroidal graphite cast-iron inwall, in spraying, be easy to cause like this inner surface spraying defect, and according to current technique, be the spraying that utilizes nozzle to carry out, spray inhomogeneous, easily cause spray nozzle clogging, affect rhythm of production, inefficiency.
So for the problems referred to above, need a kind of spray equipment that can overcome the above problems.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of ductile iron pipe multicomponent medium inner spray coating device, this device has been realized the full and uniform mixing of multicomponent medium coatings in spraying, and can uniformly spray on inwall, guarantee coating quality, improve production efficiency.
For addressing the above problem the technical scheme that the utility model takes, be: a kind of ductile iron pipe multicomponent medium inner spray coating device, comprise dolly, stretch into bar and spray body, the described bar one end of stretching into is connected with dolly, the other end is connected with spray body, described spray body comprise can be on perpendicular interior rotating cup and the outward turning revolving cup of coaxial rotating, described interior rotating cup is placed in outward turning revolving cup, described interior rotating cup and outward turning revolving cup are fixedly connected with at the bottom of by cup relatively, the rim of a cup of described outward turning revolving cup is towards horizontal direction, the rim of a cup of the rim of a cup of described interior rotating cup and outward turning revolving cup is towards identical, the rim of a cup of the rim of a cup of described interior rotating cup and outward turning revolving cup flushes, between the wall of cup of the wall of cup of described interior rotating cup and outward turning revolving cup, be provided with for sealing the annular slab of outward turning revolving cup rim of a cup, the rim of a cup of described interior rotating cup is provided with capping, described capping is provided with circular open, the rotating shaft conllinear of the center line of described circular open and interior rotating cup, at circular open, place is provided with feed pipe, it between the inwall of the outer wall of described interior rotating cup and outward turning revolving cup, is the secondary hybrid chamber of ring-type, on the wall of cup of interior rotating cup, be provided with a plurality of first perforates in rotating cup cup chamber and secondary hybrid chamber in being communicated with, the wall of cup of rotating cup is provided with and is communicated with secondary hybrid chamber and extraneous a plurality of the second perforates outside, described outward turning revolving cup rotates by means of motor.
Preferably, described a plurality of the first perforates are positioned at rim of a cup one side near rotating cup, and described a plurality of the second perforates are positioned at the cup end one side near outward turning revolving cup.
Preferably, described the first perforate is evenly arranged on the circumference of interior rotating cup wall of cup and axis direction, and described the second perforate is evenly arranged on the circumference of rotating cup wall of cup and axis direction outside.
Preferably, on bar, be provided with support set stretching into, described support set by bearing with stretch into bar and be rotationally connected, circumferencial direction along support set on the outer wall of support set is evenly equipped with at least three rollers, described roller is on same perpendicular, and the rotating direction of described roller is identical with the length direction that stretches into bar.
The beneficial effect that adopts technique scheme to produce is: this spray equipment carries out work by means of the spray body with inside and outside rotating cup, inside and outside rotating cup can coaxial rotating, through mixed coating, by feed pipe, by circular open, first entered in interior rotating cup, under High Rotation Speed, coating sprays by the first perforate under the effect of centrifugal force, enter in outward turning revolving cup, namely in secondary hybrid chamber, the coating that enters into secondary hybrid chamber after interior rotating cup ejection has obtained secondary mixing, each medium of coating is mixed, coating in secondary hybrid chamber sprays to the external world through the second perforate under the High Rotation Speed of rotating cup outside, namely be sprayed onto on the inwall of ductile iron pipe, because the first perforate is evenly arranged on the circumference of interior rotating cup wall of cup and axis direction, the second perforate is evenly arranged on the circumference of rotating cup wall of cup and axis direction outside, so coating is through a plurality of holes, multi-direction in the form of a ring integral body outwards sprays, ejection form is better more even with respect to common feed nozzle spraying effect, also the secondary that is more conducive to coating merges, on bar, be provided with support set connecting stretching into of spray body, support set by bearing with stretch into bar and be rotationally connected, and support set outer wall is provided with can be along the roller that stretches into the rolling of pole length direction, roller contacts with the inwall of ductile iron pipe, stretch into the bar other end and connect dolly, like this travelling car inside and outside rotating cup can move along the length direction of ductile iron pipe, change spraying position, because ductile iron pipe is slowly to rotate in spraying, and support set and to stretch between bar be that bearing connects, so support set can rotate thereupon, on support set vertical plane, be provided with at least three rollers, for the pipe diameter size of ductile iron pipe, can suitably increase the quantity of roller, guaranteeing no matter how support set rotates always has two rollers to contact with ductile iron pipe inner wall, how support set rotates so all can have the inwall of roller and ductile iron pipe to contact, guarantee that it can carry out telescopic moving in the situation that roller slides.Adopt this device to spray and can make multicomponent medium realize secondary fusion in spraying, realized the process that merge on spraying limit, limit, guaranteed coating quality, improved operating efficiency.
Accompanying drawing explanation
Structural representation under Fig. 1 the utility model use state;
Fig. 2 is the local structure for amplifying schematic diagram of Fig. 1;
Fig. 3 is the structural representation of support set in Fig. 1;
Fig. 4 is the side view of Fig. 3;
Fig. 5 is the structural representation of spray body in Fig. 1.
Wherein, 1, ductile iron pipe, 2, support roller group, 3, dolly, 4, stretch into bar, 5, interior rotating cup, 6, outward turning revolving cup, 7, capping, 8, circular open, 9, feed pipe, 10, secondary hybrid chamber, the 11, first perforate, 12, the second perforate, 13, motor, 14, support set, 15, bearing, 16, roller.
The specific embodiment
As Fig. 1, Fig. 2, shown in Fig. 5: comprise dolly 3, stretch into bar 4 and spray body, described bar 4 one end of stretching into are connected with dolly 3, the other end is connected with spray body, described spray body comprise can be on perpendicular interior rotating cup 5 and the outward turning revolving cup 6 of coaxial rotating, described interior rotating cup 5 is placed in outward turning revolving cup 6, described interior rotating cup 5 with outward turning revolving cup 6 by being relatively fixedly connected with at the bottom of cup, the rim of a cup of described outward turning revolving cup 6 is towards horizontal direction, the rim of a cup of the rim of a cup of described interior rotating cup 5 and outward turning revolving cup 6 is towards identical, the rim of a cup of the rim of a cup of described interior rotating cup 5 and outward turning revolving cup 6 flushes, between the wall of cup of the wall of cup of described interior rotating cup 5 and outward turning revolving cup 6, be provided with for sealing the annular slab of outward turning revolving cup 6 rims of a cup, the rim of a cup of described interior rotating cup 5 is provided with capping 7, described capping 7 is provided with circular open 8, the rotating shaft conllinear of the center line of described circular open 8 and interior rotating cup 5, at circular open, 8 places are provided with feed pipe 9, it between the inwall of the outer wall of described interior rotating cup 5 and outward turning revolving cup 6, is the secondary hybrid chamber 10 of ring-type, on the wall of cup of interior rotating cup 5, be provided with a plurality of first perforates 11 in 5 glasss of chambeies of rotating cup and secondary hybrid chamber 10 in being communicated with, the wall of cup of rotating cup 6 is provided with and is communicated with secondary hybrid chamber 10 and extraneous a plurality of the second perforates 12 outside, described outward turning revolving cup 6 is by means of motor 13 rotations.
In Fig. 1, also comprise ductile iron pipe 1, ductile iron pipe 1 is placed on above support roller group 2, ductile iron pipe 1 can rotate slowly under the effect of support roller group 2, dolly 3 is located at a side of ductile iron pipe 1, what be connected with dolly 3 stretches into the inside that bar 4 extend into ductile iron pipe 1, can drive by the motion of dolly 3 and stretch into the flexible of bar 4, stretch into bar 4 other ends and be connected with spray body, spray body is also combined with feed pipe 9 as shown in Figure 2, on bar 4, be provided with motor 13 stretching into, motor 13 drives outward turning revolving cups 6 to rotate.
Be illustrated in figure 5 the structural representation of spray body, interior rotating cup 5 is placed in outward turning revolving cup 6, by fixing at the bottom of cup, the cup end of outward turning revolving cup 6, is connected with motor 13, outward turning revolving cup 6 cup chamber remove interior rotating cup 5 cup chamber after remaining part be secondary hybrid chamber 10, the rim of a cup of outward turning revolving cup 6 flushes with the rim of a cup of interior rotating cup 5, between the rim of a cup of rotating cup 6 and the rim of a cup of interior rotating cup 5, be provided with the annular slab for sealing outside, its sealing be that the rim of a cup of outward turning revolving cup 6 deducts last annular section after the rim of a cup of interior rotating cup 5, so secondary hybrid chamber 10 has just formed the chamber of a relative closure, but secondary hybrid chamber 10 is provided with a plurality of the first perforates 11 and a plurality of the second perforate 12 that is communicated with inside and outside rotating cup cup chamber, the rim of a cup of interior rotating cup 5 is provided with capping 7, in capping 7, have circular open 8, feed pipe 9 is not connected with circular open 8, just aim at circular open 8 to the inside charging, center line and rotating shaft conllinear due to circular open 8, so 8 of circular opens can rotation, the position of its relative feed pipe 9 can not change.A plurality of the first perforates 11 are positioned at rim of a cup one side near rotating cup 5, and described a plurality of the second perforates 12 are positioned at the cup end one side near outward turning revolving cup 6.The first perforate 11 is evenly arranged on the circumference of interior rotating cup 5 wall of cups and axis direction, and the second perforate 12 is evenly arranged on the circumference of rotating cup 6 wall of cups and axis direction outside.The first perforate 11 and the second perforate 12 are opened respectively on the wall of cup of inside and outside rotating cup, it arranges one week around wall of cup ringwise, and be incessantly provided with one week but week how, length direction along wall of cup is provided with multi-turn, the first perforate 11 and the second perforate 12 do not overlap and mutually do not intersect on vertical plane, so can be directly by the second perforate 12 ejections from the coating of the first perforate 11 ejections, but blocked by the inwall of outward turning revolving cup 6, after the interior abundant mixing of secondary hybrid chamber 10, by the second perforate 12, sprayed again, the perforate size that the first perforate 11 and the second perforate 12 are set can be by coating with vaporific form ejection.The rim of a cup width of interior rotating cup 5 is greater than its glass of bottom width degree in addition, and the cup bottom width degree of outward turning revolving cup 6 is greater than its rim of a cup width, and design is to form ramped shaped like this, is beneficial to flowing of coating.
As shown in Figure 3 and Figure 4: on bar 4, be provided with support set 14 stretching into, described support set 14 by bearing 15 with stretch into bar 4 and be rotationally connected, circumferencial direction along support set 14 on the outer wall of support set 14 is evenly equipped with at least three rollers 16, described roller 16 is on same perpendicular, and the rotating direction of described roller 16 is identical with the length direction that stretches into bar 4.
Owing to stretching into bar 4 and need to carry out the movement of position under the drive of dolly 3, change spraying position, so be provided with outer wall with the support set 14 of roller 16 stretching on bar 4, the roller 16 of support set 14 contacts with the inwall of ductile iron pipe 1, the rotating shaft of roller 16 is vertical with the length direction that stretches into bar 4, namely the rotating direction of roller 16 is along the length direction that stretches into bar 4, it is the length direction of ductile iron pipe 1, because ductile iron pipe 1 itself is provided in a side of in support roller group 2 in spraying, can carry out slowly rotation, so support set 14 and stretching between bar 4 is rotationally connected by bearing 15, due to the outside upper wheel that can roll along ductile iron pipe 1 rotation direction that do not have to arrange of support set 14, so between meeting and the roller 16 that contact with inwall, generation rubs when ductile iron pipe 1 rotates, drive support set 14 to rotate, owing to there being the effect of bearing 15, so only have support set 14 to rotate, and stretch into bar 4, can not turn, because support set 14 rotates, but must guarantee has the roller 16 being in contact with one another between support set 14 and inwall, so be provided with at least 3 rollers 16 at least one vertical plane, and the roller 16 arranging is uniform around support set 14 circumferencial directions, for the pipe diameter size of ductile iron pipe 1, can suitably increase the quantity of roller 16, guaranteeing no matter how support set 14 rotates always has two rollers 16 to contact with ductile iron pipe 1 inwall, guarantee that it can carry out telescopic moving in the situation that roller 16 rolls.
This spray equipment carries out work by means of the spray body with inside and outside rotating cup in sum, inside and outside rotating cup can coaxial rotating, through mixed coating, by feed pipe, by circular open, first entered in interior rotating cup, under High Rotation Speed, coating sprays by the first perforate under the effect of centrifugal force, enter in outward turning revolving cup, namely in secondary hybrid chamber, the coating that enters into secondary hybrid chamber after interior rotating cup ejection has obtained secondary mixing, each medium of coating is mixed, coating in secondary hybrid chamber sprays to the external world through the second perforate under the High Rotation Speed of rotating cup outside, namely be sprayed onto on the inwall of ductile iron pipe, because the first perforate is evenly arranged on the circumference of interior rotating cup wall of cup and axis direction, the second perforate is evenly arranged on the circumference of rotating cup wall of cup and axis direction outside, so coating is through a plurality of holes, multi-direction in the form of a ring integral body outwards sprays, ejection form is better more even with respect to common feed nozzle spraying effect, also the secondary that is more conducive to coating merges, on bar, be provided with support set connecting stretching into of spray body, support set by bearing with stretch into bar and be rotationally connected, and support set outer wall is provided with can be along the roller that stretches into the rolling of pole length direction, roller contacts with the inwall of ductile iron pipe, stretch into the bar other end and connect dolly, like this travelling car inside and outside rotating cup can move along the length direction of ductile iron pipe, change spraying position, because ductile iron pipe is slowly to rotate in spraying, and support set and to stretch between bar be that bearing connects, so support set can rotate thereupon, on support set vertical plane, be provided with at least three rollers, for the pipe diameter size of ductile iron pipe, can suitably increase the quantity of roller, guaranteeing no matter how support set rotates always has two rollers to contact with ductile iron pipe inner wall, how support set rotates so all can have the inwall of roller and ductile iron pipe to contact, guarantee that it can carry out telescopic moving in the situation that roller rolls.Adopt this device to spray and can make multicomponent medium realize secondary fusion in spraying, realized the process that merge on spraying limit, limit, guaranteed coating quality, improved operating efficiency.

Claims (4)

1. a ductile iron pipe multicomponent medium inner spray coating device, it is characterized in that: comprise dolly (3), stretch into bar (4) and spray body, described bar (4) one end of stretching into is connected with dolly (3), the other end is connected with spray body, described spray body comprise can be on perpendicular interior rotating cup (5) and the outward turning revolving cup (6) of coaxial rotating, described interior rotating cup (5) is placed in outward turning revolving cup (6), described interior rotating cup (5) with outward turning revolving cup (6) by being relatively fixedly connected with at the bottom of cup, the rim of a cup of described outward turning revolving cup (6) is towards horizontal direction, the rim of a cup of the rim of a cup of described interior rotating cup (5) and outward turning revolving cup (6) is towards identical, the rim of a cup of the rim of a cup of described interior rotating cup (5) and outward turning revolving cup (6) flushes, between the wall of cup of the wall of cup of described interior rotating cup (5) and outward turning revolving cup (6), be provided with for sealing the annular slab of outward turning revolving cup (6) rim of a cup, the rim of a cup of described interior rotating cup (5) is provided with capping (7), described capping (7) is provided with circular open (8), the rotating shaft conllinear of the center line of described circular open (8) and interior rotating cup (5), at circular open (8), locate to be provided with feed pipe (9), it between the inwall of the outer wall of described interior rotating cup (5) and outward turning revolving cup (6), is the secondary hybrid chamber (10) of ring-type, on the wall of cup of interior rotating cup (5), be provided with a plurality of first perforates (11) in rotating cup (5) glass chamber and secondary hybrid chamber (10) in being communicated with, the wall of cup of rotating cup (6) is provided with and is communicated with secondary hybrid chamber (10) and extraneous a plurality of the second perforates (12) outside, described outward turning revolving cup (6) rotates by means of motor (13).
2. a kind of ductile iron pipe multicomponent medium inner spray coating device according to claim 1, it is characterized in that: described a plurality of the first perforates (11) are positioned at rim of a cup one side near rotating cup (5), described a plurality of the second perforates (12) are positioned at the cup end one side near outward turning revolving cup (6).
3. a kind of ductile iron pipe multicomponent medium inner spray coating device according to claim 2, it is characterized in that: described the first perforate (11) is evenly arranged on the circumference of interior rotating cup (5) wall of cup and axis direction, described the second perforate (12) is evenly arranged on the circumference of rotating cup (6) wall of cup and axis direction outside.
4. a kind of ductile iron pipe multicomponent medium inner spray coating device according to claim 3, it is characterized in that: on bar (4), be provided with support set (14) stretching into, described support set (14) by bearing (15) with stretch into bar (4) and be rotationally connected, circumferencial direction along support set (14) on the outer wall of support set (14) is evenly equipped with at least three rollers (16), described roller (16) is on same perpendicular, and the rotating direction of described roller (16) is identical with the length direction that stretches into bar (4).
CN201420424420.8U 2014-07-30 2014-07-30 A kind of ductile iron pipe multicomponent medium inner spray coating device Active CN203972204U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104148227A (en) * 2014-07-30 2014-11-19 新兴铸管股份有限公司 Multicomponent medium inner-wall spraying device for nodular cast iron pipes
CN113617576A (en) * 2021-08-10 2021-11-09 河北钜兴智能装备制造有限公司 Equipment and process for forming centrifugal nodular cast iron pipe plastic inner coating by adopting spraying method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104148227A (en) * 2014-07-30 2014-11-19 新兴铸管股份有限公司 Multicomponent medium inner-wall spraying device for nodular cast iron pipes
CN113617576A (en) * 2021-08-10 2021-11-09 河北钜兴智能装备制造有限公司 Equipment and process for forming centrifugal nodular cast iron pipe plastic inner coating by adopting spraying method
CN113617576B (en) * 2021-08-10 2022-12-02 河北钜兴智能装备制造有限公司 Equipment and process for forming centrifugal nodular cast iron pipe plastic inner coating by adopting spraying method

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