CN108343638A - A kind of high resistance to acid and alkali water pump cover and its casting method - Google Patents
A kind of high resistance to acid and alkali water pump cover and its casting method Download PDFInfo
- Publication number
- CN108343638A CN108343638A CN201810357438.3A CN201810357438A CN108343638A CN 108343638 A CN108343638 A CN 108343638A CN 201810357438 A CN201810357438 A CN 201810357438A CN 108343638 A CN108343638 A CN 108343638A
- Authority
- CN
- China
- Prior art keywords
- layer
- radiating fin
- cast iron
- acid
- water pump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 239000003513 alkali Substances 0.000 title claims abstract description 29
- 239000002253 acid Substances 0.000 title claims abstract description 28
- 238000005266 casting Methods 0.000 title claims description 11
- 238000000034 method Methods 0.000 title claims description 7
- 238000005260 corrosion Methods 0.000 claims abstract description 37
- 229910001018 Cast iron Inorganic materials 0.000 claims abstract description 36
- 239000004744 fabric Substances 0.000 claims abstract description 22
- 239000011521 glass Substances 0.000 claims abstract description 22
- 239000003365 glass fiber Substances 0.000 claims abstract description 9
- 230000003647 oxidation Effects 0.000 claims abstract description 6
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 6
- 238000007747 plating Methods 0.000 claims abstract description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 6
- 239000003822 epoxy resin Substances 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 6
- 229920001568 phenolic resin Polymers 0.000 claims description 6
- 239000005011 phenolic resin Substances 0.000 claims description 6
- 229920000647 polyepoxide Polymers 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 229910017052 cobalt Inorganic materials 0.000 claims description 3
- 239000010941 cobalt Substances 0.000 claims description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 claims description 3
- 239000004615 ingredient Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 150000001451 organic peroxides Chemical class 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 230000007797 corrosion Effects 0.000 abstract description 3
- 230000005855 radiation Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 229920005989 resin Polymers 0.000 abstract description 2
- 239000011347 resin Substances 0.000 abstract description 2
- 239000000839 emulsion Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000739 chaotic effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
- F04D29/4266—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps made of sheet metal
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/08—Making cast-iron alloys
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/007—Details, component parts, or accessories especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/02—Selection of particular materials
- F04D29/026—Selection of particular materials especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
- F04D29/5893—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps heat insulation or conduction
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of high resistance to acid and alkali water pump covers, it includes cast iron layer and radiating fin, radiating fin is equipped with multiple, and it is flexibly connected with cast iron layer, the inside of cast iron layer is inner cavity, and outside is equipped with one layer of anti-corrosion layer, and anti-corrosion layer is equipped with the card slot of multiple upper ends and front openings, the lower end of radiating fin is all connected with fixture block, and radiating fin is inserted into card slot from front side by fixture block and is flexibly connected with anti-corrosion layer.Beneficial effects of the present invention have：Using cast iron layer+anti-corrosion layer+radiation fin structure, the structure acid-fast alkali-proof effect is good, while also can guarantee certain specific heat load；Radiating fin is activity plug-in type, can easily be replaced if radiating fin is damaged；Plating oxidation film is equipped with outside radiating fin, to enhance its corrosion resistance；Anti-corrosion layer is secondary using glass fibre and resin mixing, then enhances its intensity by glass fabric.
Description
Technical field
The present invention relates to a kind of high resistance to acid and alkali water pump cover and its casting methods, belong to water pump technology.
Background technology
Water pump is the machinery for conveying liquid or liquid being made to be pressurized.It transmits the mechanical energy of prime mover or other external energies
To liquid, liquid energy is made to increase, is mainly used to convey liquid to include water, oil, acid ＆ alkali liquid, emulsion, suspended emulsion and liquid gold
Belong to etc..Water pump is mostly to use cast iron housing, and cast housing is easy to, by acid and alkali corrosion, cause housing perforation, and leads to water pump
It can not use, although can paint isolation lacquer on cast iron housing at present, isolation effect is limited, over time still can be rotten
Erosion.
Invention content
The technical problem to be solved in the present invention is to provide a kind of high resistance to acid and alkali water pump cover, water pump cover use
Cast iron layer+anti-corrosion layer+activity radiation fin structure, the structure acid-fast alkali-proof effect is good, while also can guarantee certain heat dissipation
Intensity.
The present invention is realized by following proposal：A kind of high resistance to acid and alkali water pump cover comprising cast iron layer and radiating fin,
The radiating fin is equipped with multiple, and be flexibly connected with the cast iron layer, the inside of the cast iron layer is inner cavity, and outside is equipped with
One layer of anti-corrosion layer, the anti-corrosion layer are equipped with the card slot of multiple upper ends and front openings, and the lower end of the radiating fin is equal
Fixture block is connected, the radiating fin is inserted into the card slot from front side by the fixture block and connected with the anti-corrosion layer activity
It connects, the glass fabric that section is T shapes is equipped between two adjacent radiating fins, the glass fabric is grid knot
Structure, rear and front end are all connected with fixed plate, and the fixed plate is inserted into the anti-corrosion layer, and is connected with the cast iron layer,
The glass fabric also is located in the anti-corrosion layer, and the lower end of the radiating fin is in contact with the cast iron layer.
The fixture block is an integral structure with the radiating fin, and the width of the fixture block is more than the radiating fin
Width.
The fixture block is also radiator structure.
The radiating fin is surrounded by one layer of plating oxidation film.
The card slot is inverted T-shaped structure.
The anti-corrosion layer by glass fibre, epoxy resin, phenolic resin, curing agent and accelerating agent mixture casting and
At.
In the anti-corrosion layer weight accounting of each ingredient be glass fibre 40%, epoxy resin 30%, phenolic resin 25%,
Curing agent 2% and accelerating agent 3%.
The curing agent uses organic peroxide, the accelerating agent to use cobalt iso-octoate solution.
A kind of casting method of high resistance to acid and alkali water pump cover, follows the steps below,
Step 1：In cylindrical mold upper iron liquid, cast iron layer is formed；
Step 2：After the cast iron layer moulding by casting of step 1, multiple card slot molds are placed in cast iron layer, two adjacent
Glass fabric is placed between card slot mold, glass fabric rear and front end is all connected with fixed plate, the fixed plate and the casting
Iron layer is fixedly connected, and to which the glass fabric is fixed-type, section is T-shaped；
Step 3：After step 2, resistant material is poured into a mould between two adjacent card slot molds respectively, forms anti-corrosion layer；
Step 4：After step 3 molding, cylindrical mold and card slot mold are taken out, and by radiating fin from described in the insertion of front side
In card slot；
Step 5：When corroding occurs in radiating fin or when damaged condition, takes out bad radiating fin, more renews.
Beneficial effects of the present invention are：
1, a kind of high resistance to acid and alkali water pump cover of the present invention uses cast iron layer+anti-corrosion layer+radiation fin structure, anti-corrosion layer energy
It is effectively isolated acid and alkali corrosion, and the heat that water pump operation generates can be transmitted to radiating fin by cast iron layer, the structure is acidproof resistance to
Alkali effect is good, while also can guarantee certain specific heat load；
2, a kind of radiating fin of high resistance to acid and alkali water pump cover of the present invention is activity plug-in type, if be damaged can be just for radiating fin
Prompt replace；
3, it is equipped with plating oxidation film outside a kind of radiating fin of high resistance to acid and alkali water pump cover of the present invention, it is anticorrosive to enhance its
Property；
4, a kind of anti-corrosion layer of high resistance to acid and alkali water pump cover of the present invention is secondary using glass fibre and resin mixing, then passes through
Glass fabric enhances its intensity.
Description of the drawings
Fig. 1 faces cross-sectional view for a kind of high resistance to acid and alkali water pump cover of the present invention.
Fig. 2 is a kind of top view cross section structural schematic diagram of high resistance to acid and alkali water pump cover of the present invention.
Fig. 3 is that a kind of glass fabric of high resistance to acid and alkali water pump cover of the present invention connects plan structure signal with fixed plate
Figure.
In figure：1 is cast iron layer, and 2 be radiating fin, and 3 be inner cavity, and 4 be anti-corrosion layer, and 5 be card slot, and 6 be fixture block, and 7 be glass
Glass fiber cloth, 8 be fixed plate, and 9 be plating oxidation film.
Specific implementation mode
With reference to Fig. 1-3, the present invention is further described, but the scope of the present invention does not limit to the content.
Wherein identical parts are presented with like reference characters.It should be noted that word used in the following description
Language "front", "rear", "left", "right", "up" and "down" refer to that the direction in attached drawing, word "inner" and "outside" refer respectively to court
To or far from geometric center of specific component direction, and attached drawing is all made of very simplified form and uses non-accurate ratio
Rate, only for the purpose of facilitating and clarifying the purpose of the embodiments of the invention.
For clarity, not describing whole features of practical embodiments, in the following description, it is not described in detail well known function
And structure, because they can make the present invention chaotic due to unnecessary details, it will be understood that opening in any practical embodiments
In hair, it is necessary to make a large amount of implementation details to realize the specific objective of developer, such as according to related system or related business
Limitation, another embodiment is changed by one embodiment, additionally, it should think that this development may be complicated and expend
Time, but it is only to those skilled in the art routine work.
A kind of high resistance to acid and alkali water pump cover comprising cast iron layer 1 and radiating fin 2, radiating fin 2 be equipped with it is multiple, and
It is flexibly connected with cast iron layer 1, the inside of cast iron layer 1 is inner cavity 3, and outside is equipped with one layer of anti-corrosion layer 4, is set on anti-corrosion layer 4
There are the card slot 5 of multiple upper ends and front openings, the lower end of radiating fin 2 to be all connected with fixture block 6, radiating fin 2 passes through 6 the past of fixture block
Side is inserted into card slot 5 and is flexibly connected with anti-corrosion layer 4, and the glass that section is T shapes is equipped between two adjacent radiating fins 2
Fiber cloth 7, glass fabric 7 are network, and rear and front end is all connected with fixed plate 8, and fixed plate 8 is inserted into anti-corrosion layer 4,
And be connected with cast iron layer 1, glass fabric 7 also is located in anti-corrosion layer 4, and the lower end of radiating fin 2 connects with cast iron layer 1
It touches.
Fixture block 6 is an integral structure with radiating fin 2, and the width of fixture block 6 is more than the width of radiating fin 2.
Fixture block 6 is also radiator structure.
Radiating fin 2 is surrounded by one layer of plating oxidation film 9.
Card slot 5 is inverted T-shaped structure.
Anti-corrosion layer 4 is cast by the mixture of glass fibre, epoxy resin, phenolic resin, curing agent and accelerating agent.
The weight accounting of each ingredient is glass fibre 40%, epoxy resin 30%, phenolic resin 25%, solidification in anti-corrosion layer 4
Agent 2% and accelerating agent 3%.
Curing agent uses organic peroxide, accelerating agent to use cobalt iso-octoate solution.
A kind of casting method of high resistance to acid and alkali water pump cover, follows the steps below,
Step 1：In cylindrical mold upper iron liquid, cast iron layer 1 is formed；
Step 2：After 1 moulding by casting of cast iron layer of step 1, multiple card slot molds are placed in cast iron layer 1, it is adjacent at two
Card slot mold between place glass fabric 7,7 rear and front end of glass fabric is all connected with fixed plate 8, fixed plate 8 and cast iron
Layer 1 is fixedly connected, and to which glass fabric 7 is fixed-type, section is T-shaped；
Step 3：After step 2, resistant material is poured into a mould between two adjacent card slot molds respectively, forms anti-corrosion layer 4；
Step 4：After step 3 molding, cylindrical mold and card slot mold are taken out, and radiating fin 2 is inserted into from front side and is blocked
In slot 5；
Step 5：When corroding occurs in radiating fin 2 or when damaged condition, takes out bad radiating fin 2, more renews.
Although having done more detailed elaboration to technical scheme of the present invention and having enumerated, it should be understood that for ability
For field technique personnel, modification is made to above-described embodiment or uses equivalent alternative solution, this is to those skilled in the art
It is it is clear that these modifications or improvements without departing from theon the basis of the spirit of the present invention, belong to the present invention for member
Claimed range.
Claims (9)
1. a kind of high resistance to acid and alkali water pump cover, it is characterised in that：It includes cast iron layer（1）And radiating fin（2）, the heat dissipation
Fin（2）Equipped with multiple, and with the cast iron layer（1）Flexible connection, the cast iron layer（1）Inside be inner cavity（3）, external
Equipped with one layer of anti-corrosion layer（4）, the anti-corrosion layer（4）It is equipped with the card slot of multiple upper ends and front openings（5）, the heat dissipation
Fin（2）Lower end be all connected with fixture block（6）, the radiating fin（2）Pass through the fixture block（6）It is inserted into the card slot from front side
（5）It is interior and with the anti-corrosion layer（4）Flexible connection, two adjacent radiating fins（2）Between to be equipped with section be T shapes
Glass fabric（7）, the glass fabric（7）For network, rear and front end is all connected with fixed plate（8）, the fixation
Plate（8）It is inserted into the anti-corrosion layer（4）It is interior, and with the cast iron layer（1）It is connected, the glass fabric（7）It also is located at institute
State anti-corrosion layer（4）It is interior, the radiating fin（2）Lower end and the cast iron layer（1）It is in contact.
2. a kind of high resistance to acid and alkali water pump cover according to claim 1, it is characterised in that：The fixture block（6）With it is described
Radiating fin（2）It is an integral structure, and the fixture block（6）Width be more than the radiating fin（2）Width.
3. a kind of high resistance to acid and alkali water pump cover according to claim 2, it is characterised in that：The fixture block（6）Also it is scattered
Heat structure.
4. a kind of high resistance to acid and alkali water pump cover according to claim 1, it is characterised in that：The radiating fin（2）'s
It is surrounded by one layer of plating oxidation film（9）.
5. a kind of high resistance to acid and alkali water pump cover according to claim 1, it is characterised in that：The card slot（5）To be inverted
T-shaped structure.
6. a kind of high resistance to acid and alkali water pump cover according to claim 1, it is characterised in that：The anti-corrosion layer（4）By
Glass fibre, epoxy resin, phenolic resin, curing agent and accelerating agent mixture cast.
7. a kind of high resistance to acid and alkali water pump cover according to claim 6, it is characterised in that：The anti-corrosion layer（4）In
The weight accounting of each ingredient is glass fibre 40%, epoxy resin 30%, phenolic resin 25%, curing agent 2% and accelerating agent 3%.
8. a kind of high resistance to acid and alkali water pump cover according to claim 6, it is characterised in that：The curing agent is using organic
Peroxide, the accelerating agent use cobalt iso-octoate solution.
9. a kind of casting method of high resistance to acid and alkali water pump cover, it is characterised in that：It is followed the steps below,
Step 1：In cylindrical mold upper iron liquid, cast iron layer is formed（1）；
Step 2：In the cast iron layer of step 1（1）After moulding by casting, in cast iron layer（1）It is upper to place multiple card slot molds, at two
Glass fabric is placed between adjacent card slot mold（7）, glass fabric（7）Rear and front end is all connected with fixed plate（8）, described
Fixed plate（8）With the cast iron layer（1）It is fixedly connected, thus by the glass fabric（7）Fixed-type, section is T words
Shape；
Step 3：After step 2, resistant material is poured into a mould between two adjacent card slot molds respectively, forms anti-corrosion layer
（4）；
Step 4：After step 3 molding, cylindrical mold and card slot mold are taken out, and by radiating fin（2）It is inserted into from front side
The card slot（5）It is interior；
Step 5：Work as radiating fin（2）Appearance corrodes or when damaged condition, takes out bad radiating fin（2）, more renew i.e.
It can.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810357438.3A CN108343638A (en) | 2018-04-20 | 2018-04-20 | A kind of high resistance to acid and alkali water pump cover and its casting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810357438.3A CN108343638A (en) | 2018-04-20 | 2018-04-20 | A kind of high resistance to acid and alkali water pump cover and its casting method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108343638A true CN108343638A (en) | 2018-07-31 |
Family
ID=62955722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810357438.3A Pending CN108343638A (en) | 2018-04-20 | 2018-04-20 | A kind of high resistance to acid and alkali water pump cover and its casting method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108343638A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB779769A (en) * | 1954-07-06 | 1957-07-24 | Griscom Russell Co | Improvements in or relating to heat exchangers and materials therefor |
| BE707989A (en) * | 1966-12-14 | 1968-04-16 | ||
| JP3145530U (en) * | 2008-07-30 | 2008-10-09 | 東亜高級継手バルブ製造株式会社 | Cast iron corrosion resistant joint for drainage steel pipe |
| EP2589812A2 (en) * | 2011-11-07 | 2013-05-08 | Assoma Inc. | Permanent magnet canned motor pump with corrosion-protection housing |
| CN103104554A (en) * | 2011-11-10 | 2013-05-15 | 协磁股份有限公司 | Improved corrosion-resistant outer shell structure of permanent magnetic canned pump |
| CN104734408A (en) * | 2014-07-22 | 2015-06-24 | 沙卫华 | Explosion-proof motor shell |
| CN208073873U (en) * | 2018-04-20 | 2018-11-09 | 厦门金柯自动化科技有限公司 | A kind of high resistance to acid and alkali water pump cover |
-
2018
- 2018-04-20 CN CN201810357438.3A patent/CN108343638A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB779769A (en) * | 1954-07-06 | 1957-07-24 | Griscom Russell Co | Improvements in or relating to heat exchangers and materials therefor |
| BE707989A (en) * | 1966-12-14 | 1968-04-16 | ||
| JP3145530U (en) * | 2008-07-30 | 2008-10-09 | 東亜高級継手バルブ製造株式会社 | Cast iron corrosion resistant joint for drainage steel pipe |
| EP2589812A2 (en) * | 2011-11-07 | 2013-05-08 | Assoma Inc. | Permanent magnet canned motor pump with corrosion-protection housing |
| CN103104554A (en) * | 2011-11-10 | 2013-05-15 | 协磁股份有限公司 | Improved corrosion-resistant outer shell structure of permanent magnetic canned pump |
| CN104734408A (en) * | 2014-07-22 | 2015-06-24 | 沙卫华 | Explosion-proof motor shell |
| CN208073873U (en) * | 2018-04-20 | 2018-11-09 | 厦门金柯自动化科技有限公司 | A kind of high resistance to acid and alkali water pump cover |
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