CN213655228U - Sealing structure of steel-plastic composite magnetic pump shaft inner hole - Google Patents
Sealing structure of steel-plastic composite magnetic pump shaft inner hole Download PDFInfo
- Publication number
- CN213655228U CN213655228U CN202022380911.5U CN202022380911U CN213655228U CN 213655228 U CN213655228 U CN 213655228U CN 202022380911 U CN202022380911 U CN 202022380911U CN 213655228 U CN213655228 U CN 213655228U
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- China
- Prior art keywords
- iron core
- pump shaft
- steel
- composite magnetic
- sealing structure
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- 239000004033 plastic Substances 0.000 title claims abstract description 44
- 238000007789 sealing Methods 0.000 title claims abstract description 24
- 239000002131 composite material Substances 0.000 title claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 55
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 11
- 150000001875 compounds Chemical class 0.000 claims abstract description 11
- 239000010959 steel Substances 0.000 claims abstract description 11
- 239000004696 Poly ether ether ketone Substances 0.000 claims description 7
- 229920002530 polyetherether ketone Polymers 0.000 claims description 7
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 6
- 239000010962 carbon steel Substances 0.000 claims description 6
- 238000005260 corrosion Methods 0.000 claims description 5
- 229920002313 fluoropolymer Polymers 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 description 4
- 241000283216 Phocidae Species 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a seal structure of compound magnetic force pump shaft hole is moulded to steel, include: the plastic pipe is arranged inside the iron core, and flanges are arranged at two ends, located on the iron core, of the plastic pipe. The utility model discloses in a seal structure of compound magnetic force pump shaft hole is moulded to steel, through set up the plastic tubing on the inner wall in pump shaft hole, solution pump shaft that can be fine is corroded and the problem of wearing and tearing, has played fine guard action to the pump shaft, and the tip that the plastic tubing is located the pump shaft still is equipped with the turn-ups, and the turn-ups sets up, lets it realize omnidirectional parcel to the pump shaft, further improves its sealing performance, further improves the protection effect to the pump shaft.
Description
Technical Field
The utility model belongs to the technical field of the magnetic drive pump, in particular to seal structure of compound magnetic drive pump axle hole is moulded to steel.
Background
The magnetic pump realizes non-contact torque transmission through magnetic transmission, thereby replacing dynamic seal with static seal to make the pump completely leak-free. The pump shaft and the inner magnetic rotor are completely sealed by the pump body and the isolation sleeve, so that the problems of leakage, overflow, dripping and leakage are thoroughly solved.
Current pump shaft, most all are the metal axis body, and be equipped with the shaft hole that is used for circulating liquid in the axis body, current axis body is most all direct through bolted connection, can lead to the junction of pump shaft and bolt to have the clearance like this, sealed not firm problem appears easily, meanwhile the pump shaft uses back liquid can corrode the shaft hole for a long time, and particulate matter in the liquid etc. also can lead to the fact the wearing and tearing of certain degree to the shaft hole inner wall to influence the life of pump shaft.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: in order to overcome not enough above, the utility model aims at providing a seal structure of compound magnetic force pump shaft hole is moulded to steel, its simple structure, reasonable in design, easy to produce has realized that the pump shaft of carbon steel is thoroughly by plastic tubing, bolt top dead seal firmly to play fine sealed and guard action, effectively prolong its life to the pump shaft.
The technical scheme is as follows: in order to realize the above-mentioned purpose, the utility model provides a seal structure of compound magnetic force pump shaft hole is moulded to steel, include: the plastic pipe is arranged inside the iron core, and flanges are arranged at two ends, located on the iron core, of the plastic pipe. The utility model discloses in a seal structure of compound magnetic force pump shaft hole is moulded to steel, through set up the plastic tubing on the inner wall in pump shaft hole, solution pump shaft that can be fine is corroded and the problem of wearing and tearing, has played fine guard action to the pump shaft, and the tip that the plastic tubing is located the pump shaft still is equipped with the turn-ups, and the turn-ups sets up, lets it realize omnidirectional parcel to the pump shaft, further improves its sealing performance, further improves the protection effect to the pump shaft.
The iron core is provided with a wrapping layer, a through hole bolt is arranged at one end, located on the iron core, of the wrapping layer, and the wrapping layer is matched with the iron core.
Furthermore, a sealing gasket is arranged between the through hole bolt and the flanging of the plastic pipe.
Preferably, the iron core is in a step shape and comprises a first iron core and a second iron core, and the diameter of the first iron core is smaller than that of the second iron core.
Further preferably, the size of the sealing gasket is matched with that of the flanging,
and the width of the flanging is matched with that of the iron core.
In addition, the sealing gasket adopts a corrosion-resistant sealing gasket.
Furthermore, the through hole bolt is a polyetheretherketone hexagon socket head cap screw bolt.
Furthermore, the iron core is made of carbon steel.
Preferably, the plastic pipe is a fluoroplastic pipe.
Further preferably, the wrapping layer is a polyether-ether-ketone wrapping layer.
Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has:
1. the utility model discloses in a seal structure of compound magnetic force pump shaft hole is moulded to steel, through set up the plastic tubing on the inner wall in pump shaft hole, solution pump shaft that can be fine is corroded and the problem of wearing and tearing, has played fine guard action to the pump shaft, and the tip that the plastic tubing is located the pump shaft still is equipped with the turn-ups, and the turn-ups sets up, lets it realize omnidirectional parcel to the pump shaft, further improves its sealing performance, further improves the protection effect to the pump shaft.
2. The utility model discloses in a seal structure of compound magnetic force pump shaft hole is moulded to steel, give the turn-ups with the plastic tubing both ends, stacking up corrosion-resistant gasket in turn-ups department, then, die to the plastic tubing top on the turn-ups limit with the hexagon socket head cap screw of polyether ether ketone through-hole. Therefore, the pump shaft of the carbon steel is completely and firmly jacked and sealed by the plastic pipe and the bolt, so that the pump shaft is well sealed and protected, and the service life of the pump shaft is effectively prolonged.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The invention will be further elucidated with reference to the drawings and the specific embodiments.
Examples
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
A compound magnetic force pump axle hole's seal structure is moulded to steel as shown in the figure includes: iron core 1 and plastic tubing 2, the inside of iron core 1 is located to plastic tubing 2, just plastic tubing 2 is located the both ends of iron core 1 and is equipped with turn-ups 21.
In this embodiment the outside of iron core 1 is equipped with parcel layer 3, the one end that lies in iron core 1 in parcel layer 3 is equipped with through-hole bolt 4, just parcel layer 3 and 1 looks adaptation of iron core.
In this embodiment, a sealing gasket 5 is arranged between the through hole bolt 4 and the flanging 21 of the plastic pipe 2. Two ends of the plastic pipe are flanged, and a corrosion-resistant gasket is arranged at the flanged position. Then, the plastic pipe with the turned edge is jacked up by using hexagon socket head cap bolts with polyether-ether-ketone through holes. Therefore, the pump shaft of the carbon steel is completely jacked by the plastic pipe and the bolt to be sealed firmly.
In this embodiment, the iron core 1 is in a step shape, and includes a first iron core and a second iron core, and a diameter of the first iron core is smaller than a diameter of the second iron core.
The dimensions of the gasket 5 in this embodiment are adapted to the dimensions of the flange 21,
and the width of the flanging 21 is matched with that of the iron core 1.
Example 2
A compound magnetic force pump axle hole's seal structure is moulded to steel as shown in the figure includes: iron core 1 and plastic tubing 2, the inside of iron core 1 is located to plastic tubing 2, just plastic tubing 2 is located the both ends of iron core 1 and is equipped with turn-ups 21.
In this embodiment the outside of iron core 1 is equipped with parcel layer 3, the one end that lies in iron core 1 in parcel layer 3 is equipped with through-hole bolt 4, just parcel layer 3 and 1 looks adaptation of iron core.
In this embodiment, a sealing gasket 5 is arranged between the through hole bolt 4 and the flanging 21 of the plastic pipe 2.
In this embodiment, the iron core 1 is in a step shape, and includes a first iron core and a second iron core, and a diameter of the first iron core is smaller than a diameter of the second iron core.
The dimensions of the gasket 5 in this embodiment are adapted to the dimensions of the flange 21,
and the width of the flanging 21 is matched with that of the iron core 1.
In this embodiment, the gasket 5 is a corrosion-resistant gasket.
In this embodiment, the through-hole bolt 4 is a peek socket head cap bolt.
In this embodiment, the iron core 1 is a carbon steel iron core.
In this embodiment, the plastic tube 2 is a fluoroplastic tube.
In this embodiment, the wrapping layer 3 is a polyetheretherketone wrapping layer.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a seal structure of compound magnetic force pump axle hole is moulded to steel which characterized in that: the method comprises the following steps: iron core (1) and plastic tubing (2), the inside of iron core (1) is located in plastic tubing (2), just plastic tubing (2) are located the both ends of iron core (1) and are equipped with turn-ups (21).
2. The sealing structure of the inner hole of the steel-plastic composite magnetic pump shaft according to claim 1, characterized in that: the iron core is characterized in that a wrapping layer (3) is arranged outside the iron core (1), a through hole bolt (4) is arranged at one end, located on the iron core (1), of the wrapping layer (3), and the wrapping layer (3) is matched with the iron core (1).
3. The sealing structure of the inner hole of the steel-plastic composite magnetic pump shaft according to claim 2, characterized in that: and a sealing gasket (5) is arranged between the through hole bolt (4) and the flanging (21) of the plastic pipe (2).
4. The sealing structure of the inner hole of the steel-plastic composite magnetic pump shaft according to claim 1, characterized in that: the iron core (1) is in a step shape and comprises a first iron core and a second iron core, and the diameter of the first iron core is smaller than that of the second iron core.
5. The sealing structure of the inner hole of the steel-plastic composite magnetic pump shaft according to claim 3, characterized in that: the size of the sealing gasket (5) is matched with that of the flanging (21),
and the width of the flanging (21) is matched with that of the iron core (1).
6. The sealing structure of the inner hole of the steel-plastic composite magnetic pump shaft according to claim 3, characterized in that: the sealing gasket (5) is an anti-corrosion sealing gasket.
7. The sealing structure of the inner hole of the steel-plastic composite magnetic pump shaft according to claim 2, characterized in that: the through hole bolt (4) is a polyether-ether-ketone inner hexagonal through hole bolt.
8. The sealing structure of the inner hole of the steel-plastic composite magnetic pump shaft according to claim 1, characterized in that: the iron core (1) is a carbon steel iron core.
9. The sealing structure of the inner hole of the steel-plastic composite magnetic pump shaft according to claim 1, characterized in that: the plastic pipe (2) is a fluoroplastic pipe.
10. The sealing structure of the inner hole of the steel-plastic composite magnetic pump shaft according to claim 2, characterized in that: the wrapping layer (3) is a polyether-ether-ketone wrapping layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022380911.5U CN213655228U (en) | 2020-10-23 | 2020-10-23 | Sealing structure of steel-plastic composite magnetic pump shaft inner hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022380911.5U CN213655228U (en) | 2020-10-23 | 2020-10-23 | Sealing structure of steel-plastic composite magnetic pump shaft inner hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213655228U true CN213655228U (en) | 2021-07-09 |
Family
ID=76703797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022380911.5U Active CN213655228U (en) | 2020-10-23 | 2020-10-23 | Sealing structure of steel-plastic composite magnetic pump shaft inner hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213655228U (en) |
-
2020
- 2020-10-23 CN CN202022380911.5U patent/CN213655228U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A sealing structure for the inner hole of a steel plastic composite magnetic pump shaft Granted publication date: 20210709 Pledgee: Bank of Jiangsu Co.,Ltd. Suzhou Branch Pledgor: TAICANG MAGNETIC PUMP Co.,Ltd. Registration number: Y2024980013211 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |