CN205048046U - Zinc -plating spraying plastics malleable iron pipe fitting - Google Patents
Zinc -plating spraying plastics malleable iron pipe fitting Download PDFInfo
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- CN205048046U CN205048046U CN201520797943.1U CN201520797943U CN205048046U CN 205048046 U CN205048046 U CN 205048046U CN 201520797943 U CN201520797943 U CN 201520797943U CN 205048046 U CN205048046 U CN 205048046U
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- pipe fitting
- iron pipe
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- cast iron
- plastic
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- Coating By Spraying Or Casting (AREA)
Abstract
The utility model discloses a zinc -plating spraying plastics malleable iron pipe fitting, a zinc -plating spraying plastics malleable iron pipe fitting, including malleable iron pipe fitting base member, the surface of malleable iron pipe fitting base member has galvanizing coat and spraying plastics layer in proper order, and this galvanizing coat is the inlayer, and this spraying plastics layer is outer, galvanizing coat thickness is 60 -80 mu m, the spraying plastics layer thickness is 100 -130um, adhesive force <= 1 grade, impact >= 70kg cm. The utility model discloses zinc -plating spraying plastics malleable iron pipe fitting has overcome the problem that zinc -plated malleable iron pipe fitting can not endure acidity and alkaline environment corruption, still solved traditional malleable iron zinc -plating pipe fitting surface colour with rather than supporting other pipelines that use and the problem of the connecting piece colour incompatibility between various aspects of, pure polyester powder UV -resistant radiation has simultaneously improved resistant outdoor ultraviolet radiation effect of zinc -plating spraying plastics malleable iron pipe fitting and antirust effect, has lengthened the pipeline life of zinc -plating spraying plastics malleable iron pipe fitting and supporting installation.
Description
Technical field
The utility model belongs to a kind of malleable cast iron pipe fitting, particularly belongs to a kind of galvanized plastic-sprayed malleable cast iron pipe fitting.
Background technique
At present to malleable cast iron pipe fitting surface treatment many employings galvanizing technique, but zinc-plated malleable cast iron pipe fitting can not tolerate acidity and alkaline environment corrosion, the color of most other pipeline matching used with it of zinc-plated malleable cast iron pipe fitting surface color and link thereof does not match simultaneously, impact construction is attractive in appearance, need the whole pipeline connected zinc-plated malleable cast iron pipe fitting separately to carry out sprayed protection paint and unify pipeline color, add protective paint materials consumption, the pipeline of the supporting installation of a large amount of zinc-plated malleable cast iron pipe fittings is arranged on the position that outdoor solar light irradiates in addition, UV-b radiation affects the working life of zinc-plated malleable cast iron pipe fitting, zinc-plated malleable cast iron pipe fitting rust-proof effect neither be fine in addition.Therefore, how to overcome the defect that zinc-plated malleable cast iron pipe fitting can not tolerate acidity and alkaline environment corrosion, realize zinc-plated malleable cast iron pipe fitting surface color consistent with its other pipeline matching used and link color thereof, improve the resistance to outdoor UV-b radiation effect of zinc-plated malleable cast iron pipe fitting and rust-proof effect, the pipeline working life extending zinc-plated malleable cast iron pipe fitting and supporting installation thereof is the technical issues that need to address.
Model utility content
Technical problem to be solved in the utility model is: provide a kind of galvanized plastic-sprayed malleable cast iron pipe fitting, this galvanized plastic-sprayed malleable cast iron pipe fitting can not only overcome the defect that zinc-plated malleable cast iron pipe fitting can not tolerate acidity and alkaline environment corrosion, and it is consistent with its other pipeline matching used and link color thereof to realize galvanized plastic-sprayed malleable cast iron pipe fitting surface color, improve the resistance to outdoor UV-b radiation effect of galvanized plastic-sprayed malleable cast iron pipe fitting and rust-proof effect, extend the pipeline working life of galvanized plastic-sprayed malleable cast iron pipe fitting and supporting installation thereof.
The technological scheme that the utility model solves the problems of the technologies described above is: a kind of galvanized plastic-sprayed malleable cast iron pipe fitting, comprise malleable cast iron pipe fitting matrix, it is characterized in that: the surface of described malleable cast iron pipe fitting matrix has zinc coat and plastic-blasting layer successively, and this zinc coat is internal layer, this plastic-blasting layer is outer; Described galvanized layer thickness is 60-80 μm; Described plastic-blasting layer thickness is 100-130um; Adhesion≤1 grade; Impact >=70kgcm; Described plastic-blasting layer is epoxy resin layer or pure polyester layer.
The preparation process of the galvanized plastic-sprayed malleable cast iron pipe fitting of the utility model is:
The step of A, malleable cast iron pipe fitting matrix ball blast: malleable cast iron pipe fitting matrix ball blast time 30-40 minute, makes the ASa3 class requirement that malleable cast iron pipe fitting matrix surface is up to state standards before i.e. GB8923-88 application in steel surface rusting grade and derusting grade;
The zinc-plated step of malleable cast iron pipe fitting matrix after B, ball blast: when the malleable cast iron pipe fitting matrix after ball blast is zinc-plated, galvanizing flux temperature is 420-440 DEG C, the zinc-plated time is 25-35 second, zinc-plated complete after malleable cast iron pipe fitting matrix surface galvanized layer thickness be 60-80 μm;
C, zinc-plated after zinc-plated malleable cast iron pipe fitting Shot Blasting step: use drum-type shot blasting machine to carry out ball blast the zinc-plated malleable cast iron pipe fitting after zinc-plated, the ball blast time is not more than 2 minutes; Zinc-plated malleable cast iron pipe fitting rough surface after ball blast is plated in Ra25 μm; It is the grade less than 3 grades specified in the dust evaluation of steel surface before GB/T18570.3-2005 applies coating that surface finishment is up to state standards; When zinc-plated malleable cast iron pipe fitting after zinc-plated uses drum-type shot blasting machine to carry out ball blast, drum-type shot blasting machine uses clockwise and anticlockwise, and the time of forward and reverse is identical; The foreign matters such as the zinc-plated malleable cast iron pipe fitting surface non-scale after ball blast, corrosion, oil stain and dust, and the zinc-plated malleable cast iron pipe fitting surface-brightening after ball blast has metallic lustre;
The step of the zinc-plated malleable cast iron pipe fitting suspension member after D, ball blast: zinc-plated malleable cast iron pipe fitting qualified for quality inspection after step C ball blast is transported to zinc-plated malleable cast iron pipe fitting plastic-blasting workshop, zinc-plated malleable cast iron pipe fitting ball blast terminate to the time lag being transported to plastic-blasting workshop plastic-blasting be 4-6 hour; Wear rubber gloves or zinc-plated malleable cast iron pipe fitting to use hook to hang on the hanger of operation according to certain spacing by disposable plastic gloves manual operations in order, the spacing between two between zinc-plated malleable cast iron pipe fitting is 20-25cm; And keep described zinc-plated malleable cast iron pipe fitting surface cleaning, and make not contact between described zinc-plated malleable cast iron pipe fitting with described zinc-plated malleable cast iron pipe fitting;
The step of E, zinc-plated malleable cast iron pipe fitting preheating: D step used the zinc-plated malleable cast iron pipe fitting hung on operation hanger to send into preheating cabinet and carry out preheating, the temperature that preheating cabinet is arranged is 160-210 DEG C, when zinc-plated malleable cast iron pipe fitting surface temperature is 110-160 DEG C, warm-up phase terminates;
F, zinc-plated malleable cast iron pipe fitting electrostatic plastic spraying step: the zinc-plated malleable cast iron pipe fitting after the preheating of E step is sent into plastic-blasting workshop and uses electrostatic pneumatic spray gun to the zinc-plated malleable cast iron pipe fitting surface spraying plastic powders after preheating, described plastic powders is epoxy powder or pure polyester powder; Use electrostatic pneumatic spray gun to electrostatic pneumatic spray gun electrostatic high-pressure during zinc-plated malleable cast iron pipe fitting surface plastic spraying after preheating be 60-90kV, electrostatic induced current is 10 ~ 20 μ A, velocity pressure is 0.30-0.55MPa, atomization pressure is 0.30 ~ 0.45MPa, clear rifle pressure is 0.5MPa;
When using electrostatic pneumatic spray gun to zinc-plated malleable cast iron pipe fitting surface spraying plastic powders after preheating, for the fluidized pressure 0.04 ~ 0.10MPa of plastic powders bucket;
When using electrostatic pneumatic spray gun to zinc-plated malleable cast iron pipe fitting surface spraying plastic powders after preheating, the distance on the zinc-plated malleable cast iron pipe fitting surface of spray gun port to preheating of electrostatic pneumatic spray gun is 150 ~ 200mm;
Zinc-plated malleable cast iron pipe fitting after G, plastic-blasting fills spray the step of moulding: zinc-plated malleable cast iron pipe fitting is after plastic-blasting, and before the plastic-blasting zinc-plated malleable cast iron pipe fitting surface plastic spraying layer program curing after sending into next plastic-blasting, the position spray gun uneven to plastic-blasting layer fills spray evenly;
The step of the galvanized plastic-sprayed malleable cast iron pipe fitting surface plastic spraying layer solidification after H, plastic-blasting: the galvanized plastic-sprayed malleable cast iron pipe fitting after F step plastic-blasting and G step electrostatic pneumatic spray gun spray gun are filled spray and moulds uniform galvanized plastic-sprayed malleable cast iron pipe fitting feeding baking box to the galvanized plastic-sprayed malleable cast iron pipe fitting surface plastic spraying layer solidification after plastic-blasting, baking box temperature is set to 200-220 DEG C, galvanized plastic-sprayed malleable cast iron pipe fitting surface temperature after plastic-blasting is 170-180 DEG C, and drying time is 20-30 minute;
I, pluck part packaging warehouse-in step: taken on the suspension line run by the galvanized plastic-sprayed malleable cast iron pipe fitting after the solidification of galvanized plastic-sprayed for H step malleable cast iron pipe fitting surface plastic spraying layer and put into material storing box and send into next procedure, the galvanized plastic-sprayed malleable cast iron pipe fitting of I step is plucked part packaging and is put into the working procedure that material storing box sends into next procedure the plastic-blasting layer of galvanized plastic-sprayed malleable cast iron pipe fitting will be kept intact, and after plastic-blasting completes, zinc-plated malleable cast iron pipe fitting surface plastic spraying layer thickness is 100-130 μm.
The beneficial effects of the utility model are: the utility model is owing to having carried out epoxy powder or pure polyester powder electrostatic plastic spraying to zinc-plated malleable cast iron pipe fitting, because epoxy powder or pure polyester powder have good acid-fast alkali-proof barrier propterty, therefore galvanized plastic-sprayed malleable cast iron pipe fitting overcomes the problem that zinc-plated malleable cast iron pipe fitting can not tolerate acidity and alkaline environment corrosion, and then has widened using scope and the adaptive capacity to environment of galvanized plastic-sprayed malleable cast iron pipe fitting; The galvanized plastic-sprayed malleable cast iron pipe fitting of the utility model also solves the problem that traditional malleable iron zinc-plated pipe fitting surface color does not match with other pipeline matching used with it and link color thereof, epoxy powder and pure polyester powder have multiple color can produce the galvanized plastic-sprayed malleable cast iron pipe fitting of various surface color according to the different demand of client, to adapt to the different demand of client, improve market share; Pure polyester powder UV radiation, improves the resistance to outdoor UV-b radiation effect of galvanized plastic-sprayed malleable cast iron pipe fitting and rust-proof effect, extends the pipeline working life of galvanized plastic-sprayed malleable cast iron pipe fitting and supporting installation thereof, improve galvanized plastic-sprayed malleable cast iron pipe fitting quality of product simultaneously.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated;
Fig. 1 is structural representation of the present utility model;
In accompanying drawing: 1. malleable cast iron pipe fitting matrix, 2. zinc coat, 3. plastic-blasting layer.
Embodiment
Below by specific embodiment, the utility model is described in further detail.
Embodiment 1
1. as shown in Figure 1, a kind of galvanized plastic-sprayed malleable cast iron pipe fitting, comprises malleable cast iron pipe fitting matrix, it is characterized in that: the surface of described malleable cast iron pipe fitting matrix has zinc coat and plastic-blasting layer successively, and this zinc coat is internal layer, and this plastic-blasting layer is outer; Described galvanized layer thickness is 60 μm; Described plastic-blasting layer thickness is 100um; Adhesion≤1 grade; Impact >=70kgcm; Described plastic-blasting layer is epoxy resin layer.
Embodiment 2
As shown in Figure 1, a kind of galvanized plastic-sprayed malleable cast iron pipe fitting, comprises malleable cast iron pipe fitting matrix, it is characterized in that: the surface of described malleable cast iron pipe fitting matrix has zinc coat and plastic-blasting layer successively, and this zinc coat is internal layer, and this plastic-blasting layer is outer; Described galvanized layer thickness is 80 μm; Described plastic-blasting layer thickness is 130um; Adhesion≤1 grade; Impact >=70kgcm, described plastic-blasting layer is pure polyester layer.
By above-mentioned description, those skilled in the art in the scope not departing from this invention technological thought, can carry out various change and revise within protection domain of the present utility model completely.Unaccomplished matter of the present utility model, belongs to the common practise of those skilled in the art.
Claims (1)
1. a galvanized plastic-sprayed malleable cast iron pipe fitting, comprises malleable cast iron pipe fitting matrix, it is characterized in that: the surface of described malleable cast iron pipe fitting matrix has zinc coat and plastic-blasting layer successively, and this zinc coat is internal layer, and this plastic-blasting layer is outer; Described galvanized layer thickness is 60-80 μm; Described plastic-blasting layer thickness is 100-130um; Adhesion≤1 grade; Impact >=70kgcm; Described plastic-blasting layer is epoxy resin layer or pure polyester layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520797943.1U CN205048046U (en) | 2015-10-15 | 2015-10-15 | Zinc -plating spraying plastics malleable iron pipe fitting |
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| CN201520797943.1U CN205048046U (en) | 2015-10-15 | 2015-10-15 | Zinc -plating spraying plastics malleable iron pipe fitting |
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| CN205048046U true CN205048046U (en) | 2016-02-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105156818A (en) * | 2015-10-15 | 2015-12-16 | 济南玫德铸造有限公司 | Galvanized plastic spraying malleable cast iron pipe fitting and preparing method thereof |
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2015
- 2015-10-15 CN CN201520797943.1U patent/CN205048046U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105156818A (en) * | 2015-10-15 | 2015-12-16 | 济南玫德铸造有限公司 | Galvanized plastic spraying malleable cast iron pipe fitting and preparing method thereof |
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Address after: 250400 Shandong Province, Ji'nan city Pingyin County Industrial Park Mei steel dema science and Technology Park Patentee after: Meide Group Co Ltd Address before: Pingyin County Industrial Park in Ji'nan City, Shandong province 250400 State Road 105 south of Mei de steel science and Technology Park Patentee before: Jinan Meide Casting Co., Ltd. |