CN202811523U - 550NZJA-MR slurry pump - Google Patents
550NZJA-MR slurry pump Download PDFInfo
- Publication number
- CN202811523U CN202811523U CN 201220378605 CN201220378605U CN202811523U CN 202811523 U CN202811523 U CN 202811523U CN 201220378605 CN201220378605 CN 201220378605 CN 201220378605 U CN201220378605 U CN 201220378605U CN 202811523 U CN202811523 U CN 202811523U
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Abstract
The utility model relates to a 550NZJA-MR slurry pump for slurry transportation in large mining. The 550NZJA-MR slurry pump mainly comprises a stud M36, a pump-cover cover plate, a front fender, a pump cover, a front jacket, an impeller, a back jacket, a pump body, a stud M64, a back fender, a stud M20, a pump-body cover plate, a stud M30, a bearing body, a bracket, a shaft, an O-shaped ring 1, an O-shaped ring 2, an O-shaped ring 3 and the like. The 550NZJA-MR slurry pump is horizontal double shells centrifugal pump, the jackets and fenders are made of natural high abrasion resistant rubber, and the impeller is made of metal parts. The double shells includes a metal outer shell and an inner shell that is formed by the rubber jackets and fenders, wherein the outer shell that is in the form of intermediate split is split into two parts of the first half shell that is formed by the pump cover and the pump-cover cover plate and the second half shell that is formed by the pump body and the pump-body cover plate. Three seal rings are arranged on the space between the outer shell and the inner shell, eight U-shaped grooves are arranged on the pump-cover cover plate and the pump-body cover plate, the rectangular bracket is arranged in the direction of 90 o and 180 o outside the pump-body pump cover, eight stud holes and two cone locating pins are formed on the outlet section, and has two tapered dowel, and seven U-shaped grooves are arranged on the inner chamber of the pump-body pump cover.
Description
Affiliated technical field
The utility model relates to fluid machinery, relates in particular to large-scale mine pulp conveying 550NZJA-MR slag stock pump.
Background technique
At present, the large-scale mine pulp conveying all adopts external product with the slag stock pump both at home and abroad, and the utilization of Large Slag stock pump is in the situation of overseas enterprise's monopolization.External Large Slag stock pump producer's technology and scale all are in the leading level in the world, but the price of its slag stock pump is very expensive.At home, the slag stock pump is started late, and lack of experience on Large Slag stock pump design and manufacture particularly causes present domestic slag stock pump producer also not accomplish the Large Slag stock pump of 550 bores, and domestic large-scale mine slag stock pump fails to reach production domesticization.
The use of slag stock pump on the mine is mainly used in grinding machine discharging pulp conveying, cyclone separator in the mine ore dressing technique to ore deposit, flotation, smart mine tailing conveying etc., slurry body contains solid particle, be especially in use in the conveying of grinding machine discharging ore pulp, ore pulp has the advantages that particle is large, concentration is high, and the flow passage part life-span of slag stock pump is short.High abrasion natural rubber flow passage part can effectively utilize the resiliently deformable of self, and the kinetic energy of absorbing solid particle and impact are than metal flow passage part erosion resistance more; Density is little, and pts wt is light, install to change the advantages such as easy, and is with the obvious advantage during fine grain ore pulp in conveying, adopted widely.
Summary of the invention
For realizing the production domesticization of 550 bore Large Slag stock pumps, guarantee the stable operation of flow passage part working life, efficient and the pump of slag stock pump in the design, the utility model provides a kind of 550NZJA-MR slag stock pump, this slag stock pump can satisfy large-scale mine to the demand of 550 bore slag stock pumps, the long service life of flow passage part, wherein impeller, apron plate can reach 2500 hours, and sheath, rear backplate reach 5000 hours.
The technological scheme that its technical problem that solves the utility model adopts is:
550NZJA-MR slag stock pump, formed by double-screw bolt M36, pump cover cover plate, apron plate, pump cover, front sheath, impeller, rear sheath, the pump housing, bolt M64, rear backplate, double-screw bolt M20, pump housing cover plate, bolt M30, bearing support, carriage, axle, O type circle 1, O type circle 2, O type circle 3 etc., it is characterized in that described 550NZJA-MR slag stock pump is horizontal double casing volute pump, the sheath backplate adopts natural high wear-resistant rubber, impeller to adopt metalwork.
Described Double-casing comprises the inner housing that metal shell body and rubber sheath backplate form, and frame is middle subdivision form, is divided into first half housing and later half housing, connects by bolt M64.The first half housing is comprised of pump cover, pump cover cover plate, and later half housing is comprised of the pump housing, pump housing cover plate, between be connected and fixed by double-screw bolt M36.
Be provided with the three seals circle between the inner housing of described frame and rubber sheath backplate, O type circle 1 is used between the rear sheath of sealing and the pump housing, and O type circle 2 is used between rear backplate and the pump housing cover plate, and O type circle 3 is used between pump housing cover plate and the pump housing.
The described pump housing, pump cover are provided with two circular cone locating studs, during with convenient installation pump cover, the alignment of spiro keyhole position, the pump housing, pump cover inner chamber have 7 U-shaped grooves, rise and terminate in the sheath threaded stud hole to pump housing pump cover junction plane, be provided with the support of rectangle in the 90 ° of directions with 180 ° in the outer of pump housing pump cover, support certain pump weight, improve the stability of pump, because the front and back sheath adopts full frame design method, outlet section at the pump housing, pump cover is provided with 3 threaded stud holes, is used for the fixed sheath outlet section.
Described pump housing cover plate and pump cover cover plate are provided with 8 U-shaped breach; make things convenient for the installation of sheath and the pump housing, pump cover, connecting stud M20; and can reduce the length of double-screw bolt; uniform 4 slurry leakage holes on pump housing cover plate and pump cover cover plate; be used for to reveal at the worn out rear slurry of backplate; signal needs to shut down replacing backplate, wear prevention pump housing cover plate and pump cover cover plate.
Description of drawings
Fig. 1 is the structural representation of 550NZJA-MR slag stock pump among the embodiment;
Fig. 2 is the sealing configuration partial enlarged drawing among Fig. 1;
Fig. 3 is the pump cover structure schematic representation among Fig. 1;
Fig. 4 is the pump cover inner chamber schematic representation among Fig. 1.
Among the figure: 1. double-screw bolt M36,2. pump cover cover plate, 3. apron plate, 4. pump cover, 5. front sheath, 6. impeller, 7. rear sheath,
8. the pump housing, 9. bolt M64,10. rear backplate, 11. double-screw bolt M20,12. pump housing cover plates, 13. bolt M30,14. bearing suppories,
15. carriage, 16. axles, 17.O type circle 1,18.O type circle 2,19.O type circle 3,20. circular cone locating studs, 21.U type breach, 22. supports, 23.U type groove, 24. slurry leakage holes, 25. threaded stud holes, 26. sheath threaded stud holes, 27. pump housing pump cover junction planes.
Embodiment
For technological means, character of innovation that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.The pump housing and pump cover, pump cover cover plate and pump casing cover plate structure have certain symmetry properties, only lay down a definition with pump cover and pump cover cover plate structure in the legend.
As shown in Figure 1,550NZJA-MR is double-shell structure, frame is comprised of the pump housing (8), pump cover (4), pump housing cover plate (12), pump cover cover plate (2) 4 parts, pump cover cover plate (2) is connected and fixed by double-screw bolt M36 (1) with pump cover (4), form the first half housing, the pump housing (8) is connected and fixed by double-screw bolt M36 (1) equally with pump housing cover plate (12), form later half housing, be connected and fixed by bolt M64 (9) between the housing of front and back.
As shown in Figure 2, be provided with the three seals circle between the inner housing of frame and rubber sheath backplate, O type circle 1 is used between the rear sheath (7) of sealing and the pump housing (8), O type circle 2 is used between rear backplate (10) and the pump housing cover plate (12), O type circle 3 is used between pump housing cover plate (12) and the pump housing (8).
As shown in Figure 3, pump cover (4) is provided with two circular cone locating studs (20), during with installation pump cover easy for installation, the alignment of spiro keyhole position, pump cover (4) inner chamber has 7 U-shaped grooves (23), rise and terminate in sheath threaded stud hole (26) to pump housing pump cover junction plane (27), be provided with the support (22) of rectangle in the 90 ° of directions with 180 ° in the outer of pump cover (4), support certain pump weight, improve the stability of pump, because the front and back sheath adopts full frame design method, be provided with 3 threaded stud holes (25), the skeleton of sheath (5) outlet section before being used for connecting at the outlet section of pump cover (4).
As shown in Figure 4; pump cover cover plate (12) is provided with 8 U-shaped breach (21); the installation of sheath (5) and the pump housing (8) connecting stud M20 (11) before convenient; and can reduce the length of double-screw bolt; uniform 4 slurry leakage holes (24) on the pump cover cover plate; be used for can revealing at the worn out rear slurry of backplate, meaning is shown needs to shut down replacing backplate, wear prevention pump cover cover plate (12).
Claims (7)
1.550NZJA-MR slag stock pump, by double-screw bolt M36 (1), pump cover cover plate (2), apron plate (3), pump cover (4), front sheath (5), impeller (6), rear sheath (7), the pump housing (8), bolt M64 (9), rear backplate (10), double-screw bolt M20 (11), pump housing cover plate (12), bolt M30 (13), bearing support (14), carriage (15), axle (16), O type circle 1 (17), O type circle 2 (18), the compositions such as O type circle 3 (19), it is characterized in that: 550NZJA-MR slag stock pump is horizontal double casing volute pump, and the sheath backplate adopts natural high wear-resistant rubber, impeller adopts metalwork.
2. according to 550NZJA-MR slag stock pump claimed in claim 1, it is characterized in that: Double-casing comprises the inner housing that metal shell body and rubber sheath backplate form, frame is middle subdivision form, be divided into first half housing and later half housing, connect by bolt M64 (9), the first half housing is comprised of pump cover (4), pump cover cover plate (2), and later half housing is comprised of the pump housing (8), pump housing cover plate (12), between be connected and fixed by double-screw bolt M36 (1).
3. according to 550NZJA-MR slag stock pump claimed in claim 2, it is characterized in that: be provided with the three seals circle between the inner housing of frame and rubber sheath backplate, O type circle 1 (17) is used between the rear sheath (7) of sealing and the pump housing (8), O type circle 2 (18) is used between rear backplate (10) and the pump housing cover plate (12), and O type circle 3 (19) is used between pump housing cover plate (12) and the pump housing (8).
4. according to 550NZJA-MR slag stock pump claimed in claim 1, it is characterized in that: the pump housing (8), pump cover (4) are provided with two circular cone locating studs (20), during with convenient installation pump cover (4), the alignment pump housing (8) bolt hole, the outlet section of the pump housing (8), pump cover (4) is provided with 3 threaded stud holes (25), is used for the fixed sheath outlet section.
5. according to 550NZJA-MR slag stock pump claimed in claim 1, it is characterized in that: the pump housing (8), pump cover (4) inner chamber have 7 U-shaped grooves (23), rise and terminate in sheath threaded stud hole (26) to pump housing pump cover junction plane (27).
6. according to 550NZJA-MR slag stock pump claimed in claim 1, it is characterized in that: pump housing cover plate (12) is provided with 8 U-shaped breach (21) with pump cover cover plate (2), make things convenient for the installation of sheath and the pump housing (8), pump cover (4), connecting stud M20 (11), and can reduce the length of double-screw bolt.
7. according to 550NZJA-MR slag stock pump claimed in claim 1; it is characterized in that: pump housing cover plate (12) and upper uniform 4 slurry leakage holes (24) of pump cover cover plate (2); be used for to reveal at the worn out rear slurry of backplate; signal needs to shut down replacing backplate, wear prevention pump housing cover plate (12) and pump cover cover plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220378605 CN202811523U (en) | 2012-07-21 | 2012-07-21 | 550NZJA-MR slurry pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220378605 CN202811523U (en) | 2012-07-21 | 2012-07-21 | 550NZJA-MR slurry pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202811523U true CN202811523U (en) | 2013-03-20 |
Family
ID=47870405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220378605 Expired - Lifetime CN202811523U (en) | 2012-07-21 | 2012-07-21 | 550NZJA-MR slurry pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202811523U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109681436A (en) * | 2019-02-21 | 2019-04-26 | 三联泵业股份有限公司 | Vortex impellers in a kind of transh pump |
| CN110159525A (en) * | 2019-06-04 | 2019-08-23 | 嘉兴学院 | A kind of hydraulic oil pump of anti-leak |
| CN110630510A (en) * | 2019-09-27 | 2019-12-31 | 强大泵业集团行唐泵业有限公司 | Horizontal slurry pump |
| CN112555163A (en) * | 2019-09-10 | 2021-03-26 | 日本电产三协株式会社 | Pump device |
-
2012
- 2012-07-21 CN CN 201220378605 patent/CN202811523U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109681436A (en) * | 2019-02-21 | 2019-04-26 | 三联泵业股份有限公司 | Vortex impellers in a kind of transh pump |
| CN110159525A (en) * | 2019-06-04 | 2019-08-23 | 嘉兴学院 | A kind of hydraulic oil pump of anti-leak |
| CN112555163A (en) * | 2019-09-10 | 2021-03-26 | 日本电产三协株式会社 | Pump device |
| CN112555163B (en) * | 2019-09-10 | 2023-01-31 | 日本电产三协株式会社 | Pump device |
| CN110630510A (en) * | 2019-09-27 | 2019-12-31 | 强大泵业集团行唐泵业有限公司 | Horizontal slurry pump |
| CN110630510B (en) * | 2019-09-27 | 2021-04-06 | 强大泵业集团行唐泵业有限公司 | Horizontal slurry pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 334100, No. 52 Park Avenue, Shangrao economic and Technological Development Zone, Shangrao, Jiangxi Patentee after: JIANGXI NAIPU MINING MACHINERY AND NEW MATERIALS Co.,Ltd. Address before: Four industrial road, Shangrao Economic Development Zone, Jiangxi 334100, China Patentee before: JIANGXI NAIPU MINING MACHINERY AND NEW MATERIALS Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 334100, No. 52 Park Avenue, Shangrao economic and Technological Development Zone, Shangrao, Jiangxi Patentee after: Jiangxi Naipu Mining Machinery Co.,Ltd. Address before: 334100, No. 52 Park Avenue, Shangrao economic and Technological Development Zone, Shangrao, Jiangxi Patentee before: JIANGXI NAIPU MINING MACHINERY AND NEW MATERIALS Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 334100 No. 18 Jili Avenue, Shangrao economic and Technological Development Zone, Shangrao City, Jiangxi Province Patentee after: Jiangxi Naipu Mining Machinery Co.,Ltd. Address before: No. 52, Xingyuan Avenue, Shangrao economic and Technological Development Zone, Shangrao City, Jiangxi Province 334100 Patentee before: Jiangxi Naipu Mining Machinery Co.,Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130320 |
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| CX01 | Expiry of patent term |