CN211692862U - Submersible axial-flow pump with wear-resistant section - Google Patents
Submersible axial-flow pump with wear-resistant section Download PDFInfo
- Publication number
- CN211692862U CN211692862U CN202020199461.7U CN202020199461U CN211692862U CN 211692862 U CN211692862 U CN 211692862U CN 202020199461 U CN202020199461 U CN 202020199461U CN 211692862 U CN211692862 U CN 211692862U
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- Prior art keywords
- wear
- shell
- pump
- mounting seat
- guide vane
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 60
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 239000002184 metal Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 239000010963 304 stainless steel Substances 0.000 description 2
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000013535 sea water Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model relates to a dive axial-flow pump technical field discloses a dive axial-flow pump with wear-resisting section, including the dive motor, go out water guide vane body, straight face impeller, wear-resisting shell, tubaeform water absorption mouth, the pump casing, go up the mount pad, the transmission shaft, go up the installation bearing, mount pad and lower installation bearing down, the upper portion of pump casing is the back taper, the lower part is cylindrical, the inside formation of pump casing holds the chamber, the vertical central authorities of installing at the pump casing of dive motor, it installs in the inside top of pump casing to go up the mount pad, the mount pad is installed in the pump casing bottom down, it is located the dive motor directly over to go up the mount pad, the mount pad is located the dive motor under down, go up the mount pad, all be fixed with the bearing frame in the mount pad down, be fixed. The utility model discloses can improve the wear resistance and the corrosion resisting property of pump case, improve the life of pump to casing to the impeller outside that can be convenient is dismantled and is changed.
Description
Technical Field
The utility model relates to a dive axial-flow pump technical field especially relates to a dive axial-flow pump with wear-resisting section.
Background
The submersible axial-flow pump is used for conveying liquid along the axis direction and submerging the liquid into water by means of acting force generated by the blades of the rotary impeller on the liquid, is large in flow parameter and low in lift, is suitable for short-distance large-flow emergency drainage occasions, and is commonly used for sewage treatment plants and muddy water discharged from muddy water in muddy water with high silt content.
The casing that dive axial-flow pump in use was located the impeller outside is easy wearing and tearing and corruption, belongs to wearing parts, especially when using in the sewage and the sea water of complicated environment, the casing outside the impeller need often change, has reduced dive axial-flow pump's life. And because the structural design defect of current dive axial-flow pump leads to need to take apart the impeller and change when changing the casing in the impeller outside to need to change the shell of whole lower part down, the maintenance is comparatively loaded down with trivial details.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a dive axial-flow pump with wear-resisting section can improve the wear resistance and the corrosion resistance of pump case, improves the life of pump to casing to the impeller outside that can be convenient is dismantled and is changed.
The utility model discloses a following technical scheme realizes: a submersible axial-flow pump with wear-resistant sections comprises a submersible motor, a water outlet guide vane body, a straight-face impeller, a wear-resistant shell, a horn-shaped water suction port, a pump shell, an upper mounting seat, a transmission shaft, an upper mounting bearing, a lower mounting seat and a lower mounting bearing, wherein the upper part of the pump shell is in an inverted cone shape, the lower part of the pump shell is in a cylindrical shape, a containing cavity is formed inside the pump shell, the submersible motor is vertically arranged in the center of the pump shell, the upper mounting seat is arranged above the inside of the pump shell, the lower mounting seat is arranged at the bottom of the pump shell, the upper mounting seat is arranged right above the submersible motor, the lower mounting seat is arranged right below the submersible motor, bearing seats are fixed in the upper mounting seat and the lower mounting seat, the upper mounting bearing is fixed in the bearing seat in the upper mounting seat, the lower mounting bearing is fixed in the bearing seat in the lower mounting seat, the lower extreme of transmission shaft is fixed under in the installation bearing, the middle part setting of transmission shaft is in submersible motor's central authorities, and the guide vane body that goes out water is installed in the below of mount pad down, and the contact jaw of guide vane body that goes out water and mount pad is provided with the sealing washer down, and the mount pad is located between pump casing bottom and the guide vane body that goes out water upper end down, wear-resisting shell installs in the guide vane body bottom that goes out water, the lower extreme at the guide vane body that goes out water is installed to tubaeform water absorption opening, the straight face impeller is installed to the bottom of transmission shaft, and the straight face impeller is located inside wear-.
Furthermore, the lower extreme of the play water guide leaf body is provided with round guide leaf body engaging lug along equiangular interval outward, the upper end of wear-resisting shell is provided with round wear-resisting shell engaging lug along equiangular interval outward, the lower extreme outward, the position of guide leaf body engaging lug and the wear-resisting shell engaging lug one-to-one on upper portion pass through screwed connection between the two.
Furthermore, the outer edge of the upper end of the horn-shaped water suction port and the outer edge of the lower end of the horn-shaped water suction port are provided with a circle of water suction port connection lugs at equal angle intervals, the positions of the water suction port connection lugs are in one-to-one correspondence with the positions of the wear-resistant shell connection lugs at the lower part, and the water suction port connection lugs are connected with the wear-resistant shell connection lugs through.
Further, the wear-resistant shell is made of metal.
Further, the wear-resistant shell is made of stainless steel.
Further, the thickness of the wear-resistant shell is 5-25 mm.
Compared with the prior art, the beneficial effects of the utility model reside in that: the dive axial-flow pump that has wear-resisting section of design installs wear-resisting shell in play water guide vane body bottom, install the lower extreme at play water guide vane body with tubaeform water absorption mouth, make wear-resisting shell and play water guide vane body, tubaeform water absorption mouth's installation and dismantlement are convenient, need not pull down the impeller when the casing in the change impeller outside, only need to pull down tubaeform water absorption mouth can with the wear-resisting shell of renewing, make dive axial-flow pump's maintenance more convenient, wear-resisting shell uses stainless steel, good corrosion resistance and wear resistance have, high strength, it is clean to be convenient for, can be more durable when using in sea water and sewage environment, the service life of pump is prolonged.
Drawings
FIG. 1 is a cross-sectional view of a submersible axial flow pump having a wear resistant section of the present invention;
fig. 2 is a sectional view of the middle water guide vane body, the wear-resistant shell and the horn-shaped water suction port of the present invention when they are connected.
In the figure: 1. a submersible motor; 2. a water outlet guide vane body; 3. a straight-faced impeller; 4. a wear-resistant housing; 5. a horn-shaped water suction port; 11. a pump housing; 12. an upper mounting seat; 13. a drive shaft; 14. a bearing is arranged on the bearing; 15. a lower mounting seat; 16. a bearing is arranged at the lower part; 21. the guide blade body is connected with the lug; 41. the wear-resistant shell is connected with the lug; 51. the water absorption port is connected with the lug.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
As shown in fig. 1 and 2, a submersible axial-flow pump with a wear-resistant section comprises a submersible motor 1, a water outlet guide vane body 2, a straight-surface impeller 3, a wear-resistant shell 4, a horn-shaped water suction port 5, a pump shell 11, an upper mounting seat 12, a transmission shaft 13, an upper mounting bearing 14, a lower mounting seat 15 and a lower mounting bearing 16, wherein the upper part of the pump shell 11 is in an inverted cone shape, the lower part of the pump shell is in a cylindrical shape, a containing cavity is formed inside the pump shell, the submersible motor 1 is vertically installed in the central containing cavity of the pump shell 11, the upper mounting seat 12 is installed above the inside of the pump shell, the lower mounting seat 15 is installed at the bottom of the pump shell 11, the upper mounting seat 12 is located right above the submersible motor, the lower mounting seat 15 is located right below the submersible motor, bearing seats are fixed in the upper mounting seat 12 and the lower mounting seat 15, the upper mounting bearing 14 is fixed in the bearing seat in the upper mounting seat 12, the upper end of a transmission shaft 13 is fixed in an upper mounting bearing 14, the lower end of the transmission shaft 13 is fixed in a lower mounting bearing 16, the middle of the transmission shaft 13 is arranged in the center of the submersible motor 1, a water outlet guide vane body 2 is arranged below a lower mounting seat 15, a sealing ring is arranged at the contact end of the water outlet guide vane body and the lower mounting seat 15, the lower mounting seat 15 is positioned between the bottom end of a pump shell 11 and the upper end of the water outlet guide vane body 2, a wear-resistant shell 4 is arranged at the bottom of the water outlet guide vane body 2, a horn-shaped water suction opening 5 is arranged at the lower end of the water outlet guide vane body 2, a straight-surface impeller 3 is arranged at the bottom end of the transmission shaft 13, the straight-surface impeller 3 is positioned inside the wear-resistant shell 4, the wear-resistant shell 4 is made of metal, preferably 304 stainless steel, the thickness of the wear-resistant shell is 5-25 mm, the 304 stainless steel has good corrosion, the service life of the pump is prolonged.
Specifically, a circle of guide vane body connecting lugs 21 are arranged on the outer edge of the lower end of the water outlet guide vane body 2 at equal angular intervals, a circle of wear-resistant shell connecting lugs 41 are arranged on the outer edge of the upper end and the outer edge of the lower end of the wear-resistant shell 4 at equal angular intervals, the guide vane body connecting lugs 21 are in one-to-one correspondence with the wear-resistant shell connecting lugs 41 on the upper portion, and the guide vane body connecting lugs and the wear-resistant shell connecting lugs are connected through screws. The upper end outer edge and the lower end outer edge of the horn-shaped water suction port 5 are provided with a circle of water suction port connection lugs 51 at equal angle intervals, the positions of the water suction port connection lugs 51 correspond to the positions of the wear-resistant shell connection lugs 41 on the lower portion one by one, and the water suction port connection lugs and the wear-resistant shell connection lugs are connected through screws. Make wear-resisting shell 4 and play water guide vane body 2, the installation and the dismantlement of tubaeform water sucking mouth 5 convenient, need not pull down the impeller when the casing in the impeller outside is changed, only need pull down tubaeform water sucking mouth 5 can be with the wear-resisting shell 4 of renewal for the maintenance of dive axial-flow pump is more convenient.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a dive axial-flow pump with wear-resisting section which characterized in that: comprises a submersible motor (1), a water outlet guide vane body (2), a straight-face impeller (3), a wear-resistant shell (4), a horn-shaped water suction port (5), a pump shell (11), an upper mounting seat (12), a transmission shaft (13), an upper mounting bearing (14), a lower mounting seat (15) and a lower mounting bearing (16), wherein the upper part of the pump shell (11) is in an inverted cone shape, the lower part of the pump shell is in a cylindrical shape, a containing cavity is formed inside the pump shell, the submersible motor (1) is vertically arranged in the center of the pump shell (11), the upper mounting seat (12) is arranged above the inside of the pump shell, the lower mounting seat (15) is arranged at the bottom of the pump shell (11), the upper mounting seat (12) is positioned right above the submersible motor, the lower mounting seat (15) is positioned right below the submersible motor, bearing seats are fixed in the upper mounting seat (12) and the lower mounting seat (15), and the upper mounting bearing (14) is fixed in the bearing, a lower mounting bearing (16) is fixed in a bearing seat in the lower mounting seat (15), the upper end of the transmission shaft (13) is fixed in an upper mounting bearing (14), the lower end of the transmission shaft (13) is fixed in a lower mounting bearing (16), the middle part of the transmission shaft (13) is arranged in the center of the submersible motor (1), the water outlet guide vane body (2) is arranged below the lower mounting seat (15), a sealing ring is arranged at the contact end of the water outlet guide vane body and the lower mounting seat (15), the lower mounting seat (15) is positioned between the bottom end of the pump shell (11) and the upper end of the water outlet guide vane body (2), the wear-resistant shell (4) is arranged at the bottom of the water outlet guide vane body (2), the horn-shaped water suction port (5) is arranged at the lower end of the water outlet guide vane body (2), the bottom of transmission shaft (13) is installed straight face impeller (3), and straight face impeller (3) are located inside wear-resisting shell (4).
2. The submersible axial flow pump with a wear resistant section of claim 1, wherein: go out the lower extreme of water guide vane body (2) and be provided with round guide vane body engaging lug (21) along equiangular interval outward, the upper end of wear-resisting shell (4) is provided with round wear-resisting shell engaging lug (41) along equiangular interval outward, the lower extreme, the wear-resisting shell engaging lug (41) one-to-one on the position and the upper portion of guide vane body engaging lug (21), through the screw connection between the two.
3. The submersible axial flow pump with a wear resistant section of claim 2, wherein: the upper end outer edge and the lower end outer edge of the horn-shaped water suction port (5) are provided with a circle of water suction port connection lugs (51) at equal angle intervals, the positions of the water suction port connection lugs (51) correspond to the positions of the wear-resistant shell connection lugs (41) on the lower portion one by one, and the water suction port connection lugs and the wear-resistant shell connection lugs are connected through screws.
4. A submersible axial flow pump with a wear resistant section according to claim 2 or 3, characterized in that: the wear-resistant shell (4) is made of metal.
5. The submersible axial flow pump with a wear resistant section of claim 4, wherein: the wear-resistant shell (4) is made of stainless steel.
6. The submersible axial flow pump with a wear resistant section of claim 5, wherein: the thickness of the wear-resistant shell (4) is 5-25 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020199461.7U CN211692862U (en) | 2020-02-24 | 2020-02-24 | Submersible axial-flow pump with wear-resistant section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020199461.7U CN211692862U (en) | 2020-02-24 | 2020-02-24 | Submersible axial-flow pump with wear-resistant section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211692862U true CN211692862U (en) | 2020-10-16 |
Family
ID=72777180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020199461.7U Expired - Fee Related CN211692862U (en) | 2020-02-24 | 2020-02-24 | Submersible axial-flow pump with wear-resistant section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211692862U (en) |
-
2020
- 2020-02-24 CN CN202020199461.7U patent/CN211692862U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201016 |
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| CF01 | Termination of patent right due to non-payment of annual fee |