CN204126969U - Magnetic fixing device in a kind of magnetic drive pump - Google Patents
Magnetic fixing device in a kind of magnetic drive pump Download PDFInfo
- Publication number
- CN204126969U CN204126969U CN201420568149.5U CN201420568149U CN204126969U CN 204126969 U CN204126969 U CN 204126969U CN 201420568149 U CN201420568149 U CN 201420568149U CN 204126969 U CN204126969 U CN 204126969U
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- China
- Prior art keywords
- outer ring
- iron cover
- installation outer
- along
- groove
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Abstract
The utility model relates to magnetic drive pump technical field, particularly relates to magnetic fixing device in a kind of magnetic drive pump; Magnetic fixing device in magnetic drive pump of the present utility model, comprises the iron cover axially arranging its inside along it, also comprises the fitting seat being arranged at the outside of described iron cover described in the axial direction along iron cover; Described fitting seat comprise be arranged at its one end installation outer ring, to be arranged at the installing card gripping member on described installation outer ring along the direction of the end face perpendicular to described installation outer ring and to be arranged at the First Transition fillet of the intersection away from the described the first side wall overlapped along iron of the end face away from one end, described installation outer ring of described installing card gripping member and described installing card gripping member; Magnetic patch can be stuck between two adjacent described installing card gripping members during use, install more for convenience.
Description
Technical field
The utility model relates to magnetic drive pump technical field, particularly relates to magnetic fixing device in a kind of magnetic drive pump.
Background technique
The interior magnetic of traditional magnetic drive pump is directly installed in inner rotating shaft, and safety is all very inconvenient with dismounting, is be not easy to maintenance when a failure occurs.Because the magnetic patch being arranged on rotating shaft outside lacks necessary fixing, installation very insecure, is easy to come off rotating to follow in process that rotating shaft rotates, causes potential safety hazard.Traditional method directly adopts metal device to fix magnetic patch, easily produces leakage field.
Model utility content
The purpose of this utility model is to provide magnetic fixing device in a kind of magnetic drive pump, and solve magnetic assembly department in magnetic drive pump convenient, fixing part is problem firmly.
The technological scheme that the utility model adopts for its technical problem of solution is:
Magnetic fixing device in a kind of magnetic drive pump, comprises the iron cover axially arranging its inside along it, also comprises the fitting seat being arranged at the outside of described iron cover described in the axial direction along iron cover; Described fitting seat comprise be arranged at its one end installation outer ring, to be arranged at the installing card gripping member on described installation outer ring along the direction of the end face perpendicular to described installation outer ring and to be arranged at the First Transition fillet of the intersection away from the described the first side wall overlapped along iron of the end face away from one end, described installation outer ring of described installing card gripping member and described installing card gripping member; The cross section of described installation outer ring is annulus, and the rear described installation outer ring of installation is set in described iron along the outer wall that described iron overlaps and puts; Installing card gripping member described in several is evenly distributed on the end face of described installation outer ring along the circumferencial direction of described installation outer ring, second sidewall of the close described iron cover of described installing card gripping member is circular arc camber, and bending direction is consistent with the bending direction of the outer wall that described iron overlaps, after installing, described second sidewall is close on the outer wall of described iron cover; Described the first side wall is circular arc camber, and its perfect square is consistent to the bending direction overlapped in described iron, and all described the first side walls are all in the center of circle of the cross section of described installation outer ring, and to be the center of circle circumferentially same; The size of the longitudinal cross-section of described installing card gripping member is along the radial consecutive variations of described installation outer ring, and the size of the longitudinal cross-section of the side of the axis of close described installation outer ring is less, the size away from the longitudinal cross-section of the side of the axis of described installation outer ring is larger; Described First Transition fillet and described the first side wall tangent; The end face of one end away from described installation outer ring of described First Transition fillet and described installing card gripping member is tangent.
Wherein, the number of described installing card gripping member is more than or equal to 4, and is less than or equal to 20.
Wherein, described iron cover comprises the recessed outside draw-in groove in the outer wall that described iron overlaps of circumferencial direction of outer wall axially arranging the first shaft part extended towards the inside that described iron overlaps near one end of described installation outer ring from it, the second shaft part axially extended towards the inside that described iron overlaps overlapped along described iron from one end away from described installation outer ring that described iron overlaps along it and overlap along described iron; The length of described second shaft part is more than or equal to 1/6th of the length of described first shaft part, and is less than or equal to 1/3rd of the length of described first shaft part; Between the end face of the one end of the close described installation outer ring that inwall and the described iron of described first shaft part overlap, form the first rounding, described first rounding is more than or equal to 30 °, and is less than or equal to 60 °; Between the end face of one end away from described installation outer ring that inwall and the described iron of described second shaft part overlap, form the second chamfering, described second chamfering is more than or equal to 30 °, and is less than or equal to 60 °; Described in the interior boring ratio of described first shaft part, the endoporus of the second shaft part is little, forms the first annular step surface at described first shaft part and described second shaft part touching position; The circumferencial direction of the endoporus that described first annular step surface overlaps along described iron is arranged at one end away from described installation outer ring of described first shaft part.
Wherein, described outside draw-in groove comprises the first outside draw-in groove, the second outside draw-in groove and the 3rd outside draw-in groove; The circumferencial direction of the outer wall that described first outside draw-in groove overlaps along described iron is recessed in the sidewall that described iron overlaps and near described installation outer ring; The recessed sidewall in iron cover of the circumferencial direction of the outer wall that described 3rd outside draw-in groove overlaps along described iron and away from described installation outer ring; The circumferencial direction of the outer wall that described second outside draw-in groove overlaps along described iron is recessed to be between described first outside draw-in groove and described 3rd outside draw-in groove in the sidewall that described iron overlaps; Described first outside draw-in groove and described second outside draw-in groove are on described first shaft part, and described 3rd outside draw-in groove is on described second shaft part.
Wherein, described first outside draw-in groove and described installation outer ring link together.
Wherein, in described magnetic drive pump, magnetic fixing device adopts the mode of injection moulding to manufacture.
The utility model has the advantage of:
Magnetic fixing device in magnetic drive pump of the present utility model, comprises the iron cover axially arranging its inside along it, also comprises the fitting seat being arranged at the outside of described iron cover described in the axial direction along iron cover; Described fitting seat comprise be arranged at its one end installation outer ring, to be arranged at the installing card gripping member on described installation outer ring along the direction of the end face perpendicular to described installation outer ring and to be arranged at the First Transition fillet of the intersection away from the described the first side wall overlapped along iron of the end face away from one end, described installation outer ring of described installing card gripping member and described installing card gripping member; The cross section of described installation outer ring is annulus, and the rear described installation outer ring of installation is set in described iron along the outer wall that described iron overlaps and puts; Installing card gripping member described in several is evenly distributed on the end face of described installation outer ring along the circumferencial direction of described installation outer ring, second sidewall of the close described iron cover of described installing card gripping member is circular arc camber, and bending direction is consistent with the bending direction of the outer wall that described iron overlaps, after installing, described second sidewall is close on the outer wall of described iron cover; Described the first side wall is circular arc camber, and its perfect square is consistent to the bending direction overlapped in described iron, and all described the first side walls are all in the center of circle of the cross section of described installation outer ring, and to be the center of circle circumferentially same; The size of the longitudinal cross-section of described installing card gripping member is along the radial consecutive variations of described installation outer ring, and the size of the longitudinal cross-section of the side of the axis of close described installation outer ring is less, the size away from the longitudinal cross-section of the side of the axis of described installation outer ring is larger; Described First Transition fillet and described the first side wall tangent; The end face of one end away from described installation outer ring of described First Transition fillet and described installing card gripping member is tangent; Magnetic patch can be stuck between two adjacent described installing card gripping members during use, install more for convenience.
Accompanying drawing explanation
Fig. 1 is the stereogram of magnetic fixing device in magnetic drive pump of the present utility model.
Fig. 2 is the sectional view of magnetic fixing device in magnetic drive pump of the present utility model.
Fig. 3 is the plan view of magnetic fixing device in magnetic drive pump of the present utility model.
1-fitting seat; 11-installs outer ring; 12-installing card gripping member; 13-First Transition fillet; 2-iron cover; 21-first shaft part; 22-second shaft part; The outside draw-in groove of 231-first; The outside draw-in groove of 232-second; The outside draw-in groove of 233-the 3rd.
Embodiment
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with diagram and specific embodiment, setting forth the utility model further.
Composition graphs 1 to Fig. 3 is described in detail to magnetic fixing device in magnetic drive pump of the present utility model.
Magnetic fixing device in magnetic drive pump of the present utility model, comprises the iron cover 2 axially arranging its inside along it, also comprises the fitting seat 1 being arranged at the outside of described iron cover 2 described in the axial direction along iron cover 2; Described fitting seat 1 comprise be arranged at its one end installation outer ring 11, to be arranged at the installing card gripping member 12 on described installation outer ring 11 along the direction of the end face perpendicular to described installation outer ring 11 and be arranged at the end face of the one end away from described installation outer ring 11 of described installing card gripping member 12 and described installing card gripping member 12 away from the described First Transition fillet 13 overlapping the intersection of the first side wall of 2 along iron; The cross section of described installation outer ring 11 is annulus, and after installing, described installation outer ring 11 is set on described iron cover 2 along the outer wall of described iron cover 2; Installing card gripping member 12 described in several is evenly distributed on the end face of described installation outer ring 11 along the circumferencial direction of described installation outer ring 11, second sidewall of the close described iron cover 2 of described installing card gripping member 12 is circular arc camber, and bending direction is consistent with the bending direction that described iron overlaps the outer wall of 2, after installing, described second sidewall is close on the outer wall of described iron cover 2; Described the first side wall is circular arc camber, and its perfect square is consistent to the bending direction in described iron cover 2, and all described the first side walls are all in the center of circle of the cross section of described installation outer ring 11, and to be the center of circle circumferentially same; The size of the longitudinal cross-section of described installing card gripping member 12 is along the radial consecutive variations of described installation outer ring 11, and the size of the longitudinal cross-section of the side of the axis of close described installation outer ring 11 is less, the size away from the longitudinal cross-section of the side of the axis of described installation outer ring 11 is larger; Described First Transition fillet 13 is tangent with described the first side wall; Described First Transition fillet 13 is tangent with the end face of one end away from described installation outer ring 11 of described installing card gripping member 12.Magnetic patch can be stuck between two adjacent described installing card gripping members during use, install more for convenience.Described fitting seat 1 adopts plastic material to make.
The number of described installing card gripping member 12 is more than or equal to 4, and is less than or equal to 20.The number of the preferred described installing card gripping member 12 of the utility model is 8.
Described iron cover 2 comprises the first shaft part 21 extended from the inside that it overlaps 2 towards described iron near one end of described installation outer ring 11 along its axial setting, the second shaft part 22 extended along the axial inside overlapping 2 towards described iron that described iron overlaps 2 from one end away from described installation outer ring 11 of described iron cover 2 and the recessed outside draw-in groove in the outer wall that described iron overlaps 2 of circumferencial direction along the outer wall of described iron cover 2; The length of described second shaft part 22 is more than or equal to 1/6th of the length of described first shaft part 21, and is less than or equal to 1/3rd of the length of described first shaft part 21; Form the first rounding between the end face overlapping one end of the close described installation outer ring 11 of 2 at the inwall of described first shaft part 21 and described iron, described first rounding is more than or equal to 30 °, and is less than or equal to 60 °; Form the second chamfering between the end face overlapping one end away from described installation outer ring 11 of 2 at the inwall of described second shaft part 22 and described iron, described second chamfering is more than or equal to 30 °, and is less than or equal to 60 °; Described in the interior boring ratio of described first shaft part 21, the endoporus of the second shaft part 22 is little, forms the first annular step surface at described first shaft part 21 with described second shaft part 22 touching position; Described first annular step surface is arranged at one end away from described installation outer ring 11 of described first shaft part 21 along the circumferencial direction of the endoporus of described iron cover 2.
Described outside draw-in groove comprises the first outside draw-in groove 232 of outside draw-in groove 231, second and the 3rd outside draw-in groove 233; Described first outside draw-in groove 231 is recessed in the sidewall of described iron cover 2 and near described installation outer ring 11 along the circumferencial direction of the outer wall of described iron cover 2; Described 3rd outside draw-in groove 233 along the outer wall of described iron cover 2 the recessed sidewall in iron cover 2 of circumferencial direction and away from described installation outer ring 11; Described second outside draw-in groove 232 is between described first outside draw-in groove 231 and described 3rd outside draw-in groove 233 along the circumferencial direction of the outer wall of described iron cover 2 is recessed in the sidewall of described iron cover 2; Described first outside draw-in groove 231 and described second outside draw-in groove 232 are on described first shaft part 21, and described 3rd outside draw-in groove 233 is on described second shaft part 22.
Described first outside draw-in groove 231 links together with described installation outer ring 11.
In described magnetic drive pump, magnetic fixing device adopts the mode of injection moulding to manufacture.
More than show and describe basic principle of the present utility model, major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (6)
1. magnetic fixing device in a magnetic drive pump, comprise the iron cover (2) that its inside is axially set along it, it is characterized in that: also comprise the fitting seat (1) being arranged at the outside of described iron cover (2) described in the axial direction along iron cover (2); Described fitting seat (1) comprise be arranged at its one end installation outer ring (11), to be arranged at the installing card gripping member (12) on described installation outer ring (11) along the direction of the end face perpendicular to described installation outer ring (11) and to be arranged at the end face of the one end away from described installation outer ring (11) of described installing card gripping member (12) and the First Transition fillet (13) of the intersection away from the described the first side wall along iron cover (2) of described installing card gripping member (12); The cross section of described installation outer ring (11) is annulus, and after installing, described installation outer ring (11) is set on described iron cover (2) along the outer wall of described iron cover (2); Installing card gripping member (12) described in several is evenly distributed on the end face of described installation outer ring (11) along the circumferencial direction of described installation outer ring (11), second sidewall of the close described iron cover (2) of described installing card gripping member (12) is circular arc camber, and bending direction is consistent with the bending direction of the outer wall of described iron cover (2), after installing, described second sidewall is close on the outer wall of described iron cover (2); Described the first side wall is circular arc camber, and its perfect square is consistent to the bending direction in described iron cover (2), and it is the circumferentially same of the center of circle that all described the first side walls are all in the center of circle of the cross section of described installation outer ring (11); The size of the longitudinal cross-section of described installing card gripping member (12) is along the radial consecutive variations of described installation outer ring (11), and the size of the longitudinal cross-section of the side of the axis of close described installation outer ring (11) is less, the size away from the longitudinal cross-section of the side of the axis of described installation outer ring (11) is larger; Described First Transition fillet (13) is tangent with described the first side wall; Described First Transition fillet (13) is tangent with the end face of one end away from described installation outer ring (11) of described installing card gripping member (12).
2. magnetic fixing device in a kind of magnetic drive pump according to claim 1, is characterized in that: the number of described installing card gripping member (12) is more than or equal to 4, and is less than or equal to 20.
3. magnetic fixing device in a kind of magnetic drive pump according to claim 1, it is characterized in that: described iron cover (2) comprise along its axially arrange from its near one end of described installation outer ring (11) towards the first shaft part (21) that the inside of described iron cover (2) extends, from described iron cover (2) away from described installation outer ring (11) one end along second shaft part (22) axially extended towards the inside of described iron cover (2) of described iron cover (2) and the recessed outside draw-in groove in the outer wall of described iron cover (2) of circumferencial direction along the outer wall of described iron cover (2), the length of described second shaft part (22) is more than or equal to 1/6th of the length of described first shaft part (21), and is less than or equal to 1/3rd of the length of described first shaft part (21), the first rounding is formed between the end face of one end of the inwall of described first shaft part (21) and the close described installation outer ring (11) of described iron cover (2), described first rounding is more than or equal to 30 °, and is less than or equal to 60 °, between the inwall of described second shaft part (22) and the end face of one end away from described installation outer ring (11) of described iron cover (2), form the second chamfering, described second chamfering is more than or equal to 30 °, and is less than or equal to 60 °, described in the interior boring ratio of described first shaft part (21), the endoporus of the second shaft part (22) is little, forms the first annular step surface at described first shaft part (21) and described second shaft part (22) touching position, described first annular step surface is arranged at one end away from described installation outer ring (11) of described first shaft part (21) along the circumferencial direction of the endoporus of described iron cover (2).
4. magnetic fixing device in a kind of magnetic drive pump according to claim 3, is characterized in that: described outside draw-in groove comprises the first outside draw-in groove (231), the second outside draw-in groove (232) and the 3rd outside draw-in groove (233); Described first outside draw-in groove (231) is recessed in the sidewall of described iron cover (2) and near described installation outer ring (11) along the circumferencial direction of the outer wall of described iron cover (2); Described 3rd outside draw-in groove (233) along the outer wall of described iron cover (2) the recessed sidewall in iron cover (2) of circumferencial direction and away from described installation outer ring (11); Described second outside draw-in groove (232) is between described first outside draw-in groove (231) and described 3rd outside draw-in groove (233) along the circumferencial direction of the outer wall of described iron cover (2) is recessed in the sidewall of described iron cover (2); Described first outside draw-in groove (231) and described second outside draw-in groove (232) are on described first shaft part (21), and described 3rd outside draw-in groove (233) is on described second shaft part (22).
5. magnetic fixing device in a kind of magnetic drive pump according to claim 4, is characterized in that: described first outside draw-in groove (231) and described installation outer ring (11) link together.
6. magnetic fixing device in a kind of magnetic drive pump according to claim 1, is characterized in that: in described magnetic drive pump, magnetic fixing device adopts the mode of injection moulding to manufacture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420568149.5U CN204126969U (en) | 2014-09-29 | 2014-09-29 | Magnetic fixing device in a kind of magnetic drive pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420568149.5U CN204126969U (en) | 2014-09-29 | 2014-09-29 | Magnetic fixing device in a kind of magnetic drive pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204126969U true CN204126969U (en) | 2015-01-28 |
Family
ID=52383328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420568149.5U Expired - Fee Related CN204126969U (en) | 2014-09-29 | 2014-09-29 | Magnetic fixing device in a kind of magnetic drive pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204126969U (en) |
-
2014
- 2014-09-29 CN CN201420568149.5U patent/CN204126969U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150128 Termination date: 20210929 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |