CN203717363U - Explosion-proof solid-liquid magnetic pump - Google Patents
Explosion-proof solid-liquid magnetic pump Download PDFInfo
- Publication number
- CN203717363U CN203717363U CN201320837320.3U CN201320837320U CN203717363U CN 203717363 U CN203717363 U CN 203717363U CN 201320837320 U CN201320837320 U CN 201320837320U CN 203717363 U CN203717363 U CN 203717363U
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- China
- Prior art keywords
- pump
- liquid
- explosion
- magnetic drive
- solid
- 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.)
- Expired - Lifetime
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- 239000007788 liquid Substances 0.000 title claims abstract description 110
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 24
- 239000010959 steel Substances 0.000 claims abstract description 24
- 238000007789 sealing Methods 0.000 claims abstract description 20
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 12
- 238000005096 rolling process Methods 0.000 claims abstract description 10
- 238000012856 packing Methods 0.000 claims abstract description 5
- 239000011521 glass Substances 0.000 claims abstract description 4
- 238000004880 explosion Methods 0.000 claims description 16
- 238000002955 isolation Methods 0.000 claims description 14
- 239000000945 filler Substances 0.000 claims description 13
- 238000013461 design Methods 0.000 claims description 6
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 3
- 229910052731 fluorine Inorganic materials 0.000 claims description 3
- 239000011737 fluorine Substances 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 239000007787 solid Substances 0.000 abstract description 13
- 238000012423 maintenance Methods 0.000 abstract description 8
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 238000001816 cooling Methods 0.000 abstract description 4
- 230000008878 coupling Effects 0.000 description 8
- 238000010168 coupling process Methods 0.000 description 8
- 238000005859 coupling reaction Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000008676 import Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides an explosion-proof solid-liquid magnetic pump, which comprises a magnetic transmission unit, a pump seat sealing unit arranged below the magnetic transmission unit, and a feed liquid conveying unit arranged below the pump seat sealing unit, wherein the magnetic transmission unit, the pump seat sealing unit and the feed liquid conveying unit form the explosion-proof solid-liquid magnetic pump; the magnetic transmission unit is composed of an explosion-proof motor, outer magnetic steel, a shielding cover, an O-shaped ring and inner magnetic steel; the pump seat sealing unit is composed of an air cooling channel, a pump seat, a rolling bearing, an upper packing box, a lower packing box, a pressure gauge, a clear liquid nitrogen port and liquid level sight glass; the feed liquid conveying unit is composed of an impeller, a pump spindle and a pump case; the pump case is provided with a material liquid inlet and a material liquid outlet. The explosion-proof solid-liquid magnetic pump has the advantages of good safety performance, low maintenance cost and long service life, is capable of carrying out no-load operation and conveying solid-containing material liquid, and has excellent performances.
Description
Technical field
The utility model relates to a kind of magnetic drive pump, is specifically related to a kind of explosion-proof solid-liquid magnetic drive pump; More specifically relate to a kind of explosion-proof solid-liquid magnetic drive pump for carrying containing solid feed liquid.
Background technique
Magnetic drive pump is mainly used in inflammable and explosive, the occasion of poisonous medium is carried, existing magnetic force transfer pump mainly adopts the transmission of sliding bearing back shaft, sliding bearing directly contacts with feed liquid, lubricating of the heat that magnetic coupling rotation produces, sliding bearing running, must be by having entered of feed liquid, thereby magnetic force transfer pump is forbidden no-load running, ubiquity can not to carry the medium that contains solid feed liquid.In sum, original magnetic force transfer pump can not no-load running, can not carry the medium that contains solid feed liquid, and its service life is short, spare parts consumption large, poor safety performance, has seriously restricted the development of domestic and international Chemical Manufacture.
For above-mentioned situation, related domain is badly in need of that a kind of Safety performance is good, maintenance cost is low, service life is long, can no-load running, can carry a kind of explosion-proof solid-liquid magnetic drive pump containing solid feed liquid.
Model utility content
The purpose of this utility model is to obtain that a kind of Safety performance is good, maintenance cost is low, service life is long, can no-load running, can carry a kind of explosion-proof solid-liquid magnetic drive pump containing solid feed liquid.
Label in following bracket only, for convenience of understanding, does not represent restriction of the present utility model.
The utility model provides a kind of explosion-proof solid-liquid magnetic drive pump, and described explosion-proof solid-liquid magnetic drive pump comprises:
One magnetic drives unit, described magnetic drives unit comprises anti-explosion motor (1), outer steel (2), housing (3), interior magnet steel (6), O type circle (7);
One is located at the pump seat sealing unit of below, described magnetic drives unit, and described pump seat sealing unit comprises air-cooled passage (4), pump seat (5), pressure gauge (8), clear liquid nitrogen mouth (9), rolling bearing (10), liquid level visor (11), upper stuffing box (12), lower stuffing box (13);
One is located at the solid-liquid supply unit of described pump seat sealing unit below, and it comprises impeller (16), pump shaft (17), pump case (18).
In an embodiment of the present utility model: described magnetic drives unit, pump seat sealing unit and solid-liquid supply unit form described explosion-proof solid-liquid magnetic drive pump.
In an embodiment of the present utility model: described outer steel (2) is fixed on described anti-explosion motor (1) output shaft end, it is suitable for reading that described housing (3), described O type circle (7) are fixed on pump seat sealing unit middle (center) bearing case, and described interior magnet steel (6) is connected with pump shaft (17) in feed liquid supply unit.
In an embodiment of the present utility model: pump seat (5) is provided with bearing housing in top, bearing adopts rolling bearing (10), below bearing housing, be provided with stuffing box (12), lower stuffing box (13) composition seal isolation storehouse, seal isolation storehouse is provided with pressure gauge (8), clear liquid nitrogen mouth (9), liquid level visor (11), and the lower end flange of pump seat (5) is connected with pump case (18) flange in feed liquid supply unit.
In an embodiment of the present utility model: described air-cooled passage (4) is circle or how much shapes of rectangular.
In an embodiment of the present utility model: described pump seat (5) adopts vertical or horizontal type structure, and anti-explosion motor also can adopt vertical or horizontal type structure independently of one another.
In an embodiment of the present utility model: described pump case (18) is provided with the first material liquid outlet (14) and the second liquor inlet (15); Impeller (16) adopts open type or closed type structure.
In an embodiment of the present utility model: described liquid level visor (11) adopts board-like glass visor, O type circle (7) adopts fluorine rubber material.
In an embodiment of the present utility model: in described upper stuffing box (12), lower stuffing box (13), filler adopts tetrafluoro packing filling or tetrafluoro butterfly filler, filler adopts Mechanical Autofrettage design, and the design of described self-tightening adopts stage clip, butterfly spring or ripple spring.
In an embodiment of the present utility model: described pump seat (5), pump case (18) with feed liquid, the direct contact position of gas for adopting the surface of corrosion resistant stainless steel.
The utility model Safety performance is good, maintenance cost is low, service life is long, can no-load running, can carry containing solid feed liquid, be the very outstanding a kind of explosion-proof solid-liquid magnetic drive pump of performance.
Accompanying drawing explanation
Fig. 1 is a kind of explosion-proof solid-liquid magnetic drive pump elevational schematic view of the utility model.
The explanation of each accessory in accompanying drawing:
13 times stuffing boxes of stuffing box, 14 material liquid outlet 15 liquor inlet 16 impeller 17 pump shaft 18 pump cases on the interior magnet steel 7O of 1 permissible motor 2 outer steel air-cooled passage 5 pump seat 6 of 3 housing 4 type circle 8 pressure gauge 9 clear liquid nitrogen mouth 10 rolling bearing 11 liquid level visors 12.
Embodiment
The purpose of this utility model is to obtain that a kind of Safety performance is good, maintenance cost is low, service life is long, can no-load running, can carry a kind of explosion-proof solid-liquid magnetic drive pump containing solid feed liquid.
Model utility adopts rolling bearing to replace sliding bearing, air-cooled passage heat that cooling magnetic coupling produces is set, and feed liquid conveying and magnetic drives, bearings transmission is effectively separated.
The utility model is achieved in that a kind of explosion-proof solid-liquid magnetic drive pump, comprises magnetic drives unit, pump seat sealing unit and feed liquid supply unit.It is characterized in that: described magnetic drives unit is by anti-explosion motor, outer steel, housing, O type circle, interior magnet steel forms, outer steel is fixed on anti-explosion motor output shaft end, housing, it is suitable for reading that O type circle is fixed on pump seat sealing unit middle (center) bearing case, in interior magnet steel and feed liquid supply unit, pump shaft upper end is fixed, anti-explosion motor flange is connected with pump seat flange suitable for reading, when anti-explosion motor drives the outer steel rotation of magnetic coupling, the magnetic line of force is through gap and housing, act on interior magnet steel, make pump shaft and anti-explosion motor synchronous rotary, O type circle is for housing flange seal, by above-mentioned design, thereby realized Full-sealed no-leakage, described pump seat sealing unit is by pump seat, air-cooled passage, rolling bearing, upper stuffing box, lower stuffing box, pressure gauge, clear liquid nitrogen mouth, liquid level visor forms, housing washer is fixed in pump seat bearing housing, inner ring is fixed on pump shaft, pump seat bearing housing top is provided with air-cooled passage, cooling for magnetic coupling, the setting of upper stuffing box and lower stuffing box, in pump seat, form a seal isolation storehouse, can effectively prevent that feed liquid from entering in antifriction-bearing housing, isolation cabin arranges clear liquid nitrogen mouth, pressure gauge, liquid level visor, in isolation cabin, add clear liquid to liquid level visor middle part, then in isolation cabin, be filled with nitrogen, nitrogen pressure is adjusted to a little more than magnetic drive pump outlet pressure, can prevent from entering lower stuffing box containing solid feed liquid, upper stuffing box, thereby cause the Fast Wearing of filler, liquid level visor can be determined clear liquid liquid level in isolation cabin, can have a clear understanding of filler wear condition, determine maintenance in time, under pump seat, end flange is connected with pump case in feed liquid supply unit, described feed liquid supply unit is consisted of impeller, pump shaft, pump case, and pump case is provided with material liquid outlet, liquor inlet, and the utility model drives pump shaft, vane rotary by magnetic coupling, will from import, suck containing solid feed liquid, from outlet output.
In an embodiment of the present utility model, described pump seat bearing housing top is provided with air-cooled passage, and air-cooled passage is circle or oblong-shaped, and described pump seat can adopt vertical or horizontal type structure.
In an embodiment of the present utility model, in described upper stuffing box, lower stuffing box, filler can adopt tetrafluoro packing filling or tetrafluoro butterfly filler, and filler adopts Mechanical Autofrettage mode, and self-tightening spring can adopt stage clip, butterfly spring or ripple spring.
In an embodiment of the present utility model, described liquid level visor adopts board-like glass visor, and O type circle adopts fluorine rubber material.
In an embodiment of the present utility model, described impeller form is open type or double shrouded wheel.
In an embodiment of the present utility model, described permissible motor can adopt vertical or horizontal permissible motor.
In an embodiment of the present utility model, in described pump seat, pump case, all adopt corrosion resistant stainless steel with feed liquid, gas contact position.
Unless otherwise defined or described herein, the familiar meaning of all specialties used herein and scientific words and those skilled in the art is identical.In addition any method similar or impartial to described content and material all can be applicable in the utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described.
Shown in Fig. 1, a kind of explosion-proof solid-liquid magnetic drive pump, comprises magnetic drives unit, pump seat sealing unit and feed liquid supply unit.It is characterized in that: described magnetic drives unit is by anti-explosion motor 1, outer steel 2, housing 3, O type circle 7, interior magnet steel 6 forms, outer steel 2 is fixed on anti-explosion motor 1 output shaft end, housing 3, it is suitable for reading that O type circle 7 is fixed on pump seat sealing unit middle (center) bearing case, in interior magnet steel 6 and feed liquid supply unit, pump shaft 17 upper ends are fixed, anti-explosion motor 1 flange is connected with pump seat 5 flange suitable for reading, when anti-explosion motor 1 drives outer steel 2 rotation of magnetic coupling, the magnetic line of force is through gap and housing 3, act on interior magnet steel 6, make pump shaft 17 and anti-explosion motor 1 synchronous rotary, O type circle 7 is for housing 3 flange seals, by above-mentioned design, thereby realized Full-sealed no-leakage, described pump seat sealing unit is by air-cooled passage 4, pump seat 5, rolling bearing 10, upper stuffing box 12, lower stuffing box 13, pressure gauge 8, clear liquid nitrogen mouth 9, liquid level visor 11 forms, rolling bearing 10 outer rings are fixed in pump seat 5 bearing housings, inner ring is fixed on pump shaft 5, pump seat 5 bearing housing tops are provided with air-cooled passage 4, cooling for magnetic coupling, the setting of upper stuffing box 12 and lower stuffing box 13, in the interior formation of pump seat 5 one seal isolation storehouse, can effectively prevent that feed liquid from entering in antifriction-bearing housing, isolation cabin arranges clear liquid nitrogen mouth 9, pressure gauge 8, liquid level visor 11, in isolation cabin, add clear liquid to liquid level visor 11 middle parts, then in isolation cabin, be filled with nitrogen, nitrogen pressure is adjusted to a little more than magnetic drive pump outlet pressure, can prevent from entering lower stuffing box 13 containing solid feed liquid, upper stuffing box 12, thereby cause the Fast Wearing of filler, liquid level visor 11 can be determined clear liquid liquid level in isolation cabin, can have a clear understanding of filler wear condition, determine maintenance in time, 5 times end flange of pump seat are connected with pump case 18 in feed liquid supply unit, described feed liquid supply unit is consisted of impeller 16, pump shaft 17, pump case 18, pump case 18 is provided with material liquid outlet 14, liquor inlet 15, the utility model drives pump shaft 17, impeller 16 rotations by magnetic coupling, will from import, suck containing solid feed liquid, from outlet output.
The utility model Safety performance is good, maintenance cost is low, service life is long, can no-load running, can carry containing solid feed liquid, be desirable a kind of explosion-proof solid-liquid magnetic drive pump.
The foregoing is only preferred embodiment of the present utility model, not in order to limit essence technology contents scope of the present utility model, essence technology contents of the present utility model is to be broadly defined in the claim scope of application, any technology entity or method that other people complete, if defined identical with the claim scope of application, also or a kind of change of equivalence, all will be regarded as being covered by among this claim scope.
All documents of mentioning at the utility model are all quoted as a reference in this application, just as each piece of document, are quoted as a reference separately.In addition should be understood that, after having read foregoing of the present utility model, those skilled in the art can make various changes or modifications the utility model, these equivalent form of values fall within the application's appended claims limited range equally.
Claims (10)
1. an explosion-proof solid-liquid magnetic drive pump, is characterized in that, described explosion-proof solid-liquid magnetic drive pump comprises:
One magnetic drives unit, described magnetic drives unit comprises anti-explosion motor (1), outer steel (2), housing (3), interior magnet steel (6), O type circle (7);
One is located at the pump seat sealing unit of below, described magnetic drives unit, and described pump seat sealing unit comprises air-cooled passage (4), pump seat (5), pressure gauge (8), clear liquid nitrogen mouth (9), rolling bearing (10), liquid level visor (11), upper stuffing box (12), lower stuffing box (13);
One is located at the solid-liquid supply unit of described pump seat sealing unit below, and it comprises impeller (16), pump shaft (17), pump case (18).
2. a kind of explosion-proof solid-liquid magnetic drive pump as claimed in claim 1, is characterized in that: described magnetic drives unit, pump seat sealing unit and solid-liquid supply unit form described explosion-proof solid-liquid magnetic drive pump.
3. a kind of explosion-proof solid-liquid magnetic drive pump as claimed in claim 1, it is characterized in that: described outer steel (2) is fixed on described anti-explosion motor (1) output shaft end, it is suitable for reading that described housing (3), described O type circle (7) are fixed on pump seat sealing unit middle (center) bearing case, and described interior magnet steel (6) is connected with pump shaft (17) in feed liquid supply unit.
4. a kind of explosion-proof solid-liquid magnetic drive pump as claimed in claim 1, it is characterized in that: pump seat (5) is provided with bearing housing in top, bearing adopts rolling bearing (10), below bearing housing, be provided with stuffing box (12), lower stuffing box (13) composition seal isolation storehouse, seal isolation storehouse is provided with pressure gauge (8), clear liquid nitrogen mouth (9), liquid level visor (11), and the lower end flange of pump seat (5) is connected with pump case (18) flange in feed liquid supply unit.
5. a kind of explosion-proof solid-liquid magnetic drive pump as claimed in claim 1, is characterized in that: described air-cooled passage (4) is circle or how much shapes of rectangular.
6. a kind of explosion-proof solid-liquid magnetic drive pump as claimed in claim 1, it is characterized in that: described pump seat (5) adopts vertical or horizontal type structure, and anti-explosion motor also can adopt vertical or horizontal type structure independently of one another.
7. a kind of explosion-proof solid-liquid magnetic drive pump as claimed in claim 1, is characterized in that: described pump case (18) is provided with the first material liquid outlet (14) and the second liquor inlet (15); Impeller (16) adopts open type or closed type structure.
8. a kind of explosion-proof solid-liquid magnetic drive pump as claimed in claim 1, is characterized in that: described liquid level visor (11) adopts board-like glass visor, and O type circle (7) adopts fluorine rubber material.
9. a kind of explosion-proof solid-liquid magnetic drive pump as claimed in claim 1, it is characterized in that: described upper stuffing box (12), the interior filler of lower stuffing box (13) adopt tetrafluoro packing filling or tetrafluoro butterfly filler, filler adopts Mechanical Autofrettage design, and the design of described self-tightening adopts stage clip, butterfly spring or ripple spring.
10. a kind of explosion-proof solid-liquid magnetic drive pump as claimed in claim 1, is characterized in that: described pump seat (5), pump case (18) with feed liquid, the direct contact position of gas for adopting the surface of corrosion resistant stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320837320.3U CN203717363U (en) | 2013-12-17 | 2013-12-17 | Explosion-proof solid-liquid magnetic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320837320.3U CN203717363U (en) | 2013-12-17 | 2013-12-17 | Explosion-proof solid-liquid magnetic pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203717363U true CN203717363U (en) | 2014-07-16 |
Family
ID=51156521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320837320.3U Expired - Lifetime CN203717363U (en) | 2013-12-17 | 2013-12-17 | Explosion-proof solid-liquid magnetic pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203717363U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422413A (en) * | 2015-11-25 | 2016-03-23 | 湖南耐普泵业股份有限公司 | Cryogenic pump |
| CN106382236A (en) * | 2016-11-18 | 2017-02-08 | 深圳中广核工程设计有限公司 | Leakage-free pump |
| CN108626132A (en) * | 2018-04-27 | 2018-10-09 | 贝德科技有限公司 | A kind of long axis fire pump using lubrication new material |
-
2013
- 2013-12-17 CN CN201320837320.3U patent/CN203717363U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422413A (en) * | 2015-11-25 | 2016-03-23 | 湖南耐普泵业股份有限公司 | Cryogenic pump |
| CN105422413B (en) * | 2015-11-25 | 2018-11-20 | 湖南耐普泵业股份有限公司 | Cryogenic pump |
| CN106382236A (en) * | 2016-11-18 | 2017-02-08 | 深圳中广核工程设计有限公司 | Leakage-free pump |
| CN108626132A (en) * | 2018-04-27 | 2018-10-09 | 贝德科技有限公司 | A kind of long axis fire pump using lubrication new material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140716 |