CN205533291U - Multistage cutting grinding dredge pump - Google Patents
Multistage cutting grinding dredge pump Download PDFInfo
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- CN205533291U CN205533291U CN201620053445.0U CN201620053445U CN205533291U CN 205533291 U CN205533291 U CN 205533291U CN 201620053445 U CN201620053445 U CN 201620053445U CN 205533291 U CN205533291 U CN 205533291U
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- cutting
- grinds
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- dredge
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Abstract
The utility model relates to a multistage cutting grinding dredge pump, it includes pump body (1) and sets up in pump case (2) of pump body (1) downside, pump body (1) go up axial and has linked firmly pump shaft (3), pump shaft (3) lower extreme stretch out and has linked firmly impeller (4) in pump body (1) and pump shaft (3) lower extreme, pump case (2) lower extreme linked firmly blade fixing frame (6), blade fixing frame (6) on be provided with cutting blade A (7), and still install cutting blade B (8) on blade fixing frame (6), the lower extreme of blade fixing frame (6) be provided with into water end (9), intake end (9) are located to be provided with and are cut grinding dish (10), the outside of cutting grinding dish (10) still be provided with cutting blade C (12). The utility model discloses a dredge pump structural design is reasonable, novel, has multistage cutting function, can effectively improve the life of dredge pump.
Description
Technical field
This utility model relates to pump technology field, and a kind of multistage cutting grinds dredge pump.
Background technology
Dredge pump has, because of it, a feature of the liquid containing rigid solid, fibre object and the material such as dirty, viscous, sliding of can carrying, and be widely used in mine, papermaking, printing and dyeing, environmental protection, oil refining, oil, chemical industry, farm, dye, wine brewing, food, chemical fertilizer, coking are selected in the sewage disposal of numerous industries such as factory, building, marble factory, mud, drift sand, mire, the dirty pool.Existing dredge pump, generally by entrance point cutter sweep is set or by blade circumgyration incision by the way of cut and grind foreign material, but the most only single-stage cutting function, cutting effect is poor.When in the wastewater media of conveying containing the impurity such as more impurity, mud, plastic bag, long fibre, blade or main shaft are easy to be wound, and cause motor stall, burn or pipeline and the blocking of pump, have a strong impact on the normal work and use life-span of dredge pump.
Utility model content
The purpose of this utility model is to overcome the shortcoming of prior art, it is provided that a kind of have multistage cutting and grind the dredge pump of function, and this dredge pump reasonable in design, to foreign material good cutting effect, can be effectively improved the service life of dredge pump.
nullThe purpose of this utility model is achieved through the following technical solutions: a kind of multistage cutting grinds dredge pump，It includes pump body and is arranged on the pump case on the downside of pump body，Pump shaft axially it is fixed with on described pump body，Described pump shaft lower end stretches out in described pump body and described pump shaft lower end is fixed with impeller，Described impeller is positioned at the cavity of described pump case，It is provided with water side on described pump case，Described pump case lower end is fixed with blade holder，Pump case is provided with sealing device with the junction of blade holder，Cutting blade A it is provided with in described blade holder，Cutting blade B it is also equipped with in described blade holder，The lower end of described blade holder is provided with water inlet end，It is provided with cutting at described water inlet end and grinds dish，Described cutting grinds and was provided with aquaporin on dish，Described cutting grinds the outside of dish and is additionally provided with cutting blade C，Described cutting blade C is arranged on the lower end of described pump shaft.Impeller, cutting blade A, cutting blade B, cutting blade C all use high abrasion resisting material to make, and improving can extended period in its service life while it shears grinding property.
Preferably, it is additionally provided with grease chamber between described pump body and pump case, the side of grease chamber is provided with oil-in, the upper and lower side of described grease chamber is fixing with pump body and pump case respectively to be connected, described grease chamber is arranged on pump shaft also by bearing, and grease chamber is provided with sealing device with the place of cooperation of pump body, pump case and pump shaft.The setting of grease chamber makes pump shaft have preferable lubricant effect, and the rotation making pump shaft is more smooth and easy.
Preferably, described blade holder lower end is also fixed with base, and described cutting grinds dish and is fixed on base.
Preferably, the described cylindrical void that mistake water flow passage is involute in form.
Preferably, the lower end of described pump shaft is additionally provided with axle sleeve, and described cutting blade C is arranged on the lower end of axle sleeve.
Preferably, described impeller is arranged on pump shaft by bonded.
Preferably, described cutting blade A is involute in form.Involute in form can effectively strengthen blade cutting effect.
Preferably, described cutting grinds the edge of dish and is provided with breach.Breach can the discharge ability of the foreign material such as reinforcing fiber, it is to avoid the generation of swaging clamp phenomenon；Meanwhile, cutting grinds dish and cutting blade C when there is relative cutting, and breach can also play and reduce the effect that cutting blade C weares and teares.
Preferably, the edge of described mistake water flow passage is provided with dentation cutting knife.Dentation cutting knife can be used for strengthening cutting and grinds the cutting power of dish.
This utility model has the advantage that
1, dredge pump reasonable in design of the present utility model, novelty, multiple cutting blade, good cutting effect are set, work efficiency and the service life of dredge pump can be effectively improved: during specific works, sewage and foreign material are after water inlet end enters, first, cutting blade C high speed rotating and cutting grind the raw relative shear of hair updo, foreign material carry out one-level cutting and grinds；Then, water and foreign material enter in pump case, and impeller occurs relative shear with cutting blade B, shear remaining fiber foreign material etc. further；Meanwhile, the cutting blade A of impeller and the involute in form in blade holder also can shear, and again can shear remaining fiber foreign material etc.；The most triple shear constitutions cooperate, and can be effectively improved the cutting grinding property of dredge pump, prevent foreign material to be wound around and the phenomenon of pump housing blocking occurs, improve dredge pump work efficiency and service life.
2, cutting grinds the aquaporin of crossing of dish and is arranged to the cylindrical void of involute in form, effective less resistance, beneficially sewage and foreign material can enter smoothly in pump case, reduces the workload of pump；And the edge crossing water flow passage is additionally provided with dentation cutting knife, can effectively strengthen cutting and grind the cutting power of dish, improve cutting and grind quality.
3, cutting grinds and is provided with the breach discharging ability for foreign material such as reinforcing fibers at plate edge, can effectively prevent the generation of swaging clamp phenomenon, and reduce the abrasion of cutting blade C, it is ensured that equipment is safe and reliable to operation, improve the service life of cutting blade C.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is that in this utility model, the master of blade holder cuts open structural representation；
Fig. 3 is the plan structure schematic diagram of blade holder in this utility model；
Fig. 4 is that in this utility model, the master of cutting blade B cuts open structural representation；
Fig. 5 is the plan structure schematic diagram of cutting blade B in this utility model；
Fig. 6 be in this utility model the B-B of cutting blade B to sectional structure schematic diagram；
Fig. 7 is that in this utility model, cutting grinds dish and the structural representation of cutting blade C；
In figure: 1-pump body, 2-pump case, 3-pump shaft, 4-impeller, 5-water side, 6-blade holder, 7-cutting blade A, 8-cutting blade B, 9-water inlet end, 10-cutting grinds dish, and 11-crosses aquaporin, 12-cutting blade C, 13-grease chamber, 14-bearing, 15-base, 16-axle sleeve, 17-breach, 18-dentation cutting knife.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is further described, but protection domain of the present utility model is not limited to the following stated.
As shown in Figure 1, a kind of multistage cutting grinds dredge pump, it includes pump body 1 and is arranged on the pump case 2 on the downside of pump body 1, pump shaft 3 axially it is fixed with on described pump body 1, described pump shaft 3 lower end stretches out in described pump body 1 and described pump shaft 3 lower end is fixed with impeller 4, and herein, impeller 4 and the type of attachment of pump shaft 3 are bonded, described impeller 4 is positioned at the cavity of described pump case 2, and the side of described pump case 2 is provided with water side 5.
The lower end of described pump case 2 is fixed with blade holder 6, is connected by sunk screw is fixing between blade holder 6 with pump case 2, and pump case 2 is provided with sealing device with the junction of blade holder 6.Being provided with cutting blade A7, cutting blade A7 in described blade holder 6 is involute in form, and the structure of blade holder 6 and cutting blade A7 is as shown in Figures 2 and 3.Being also equipped with cutting blade B8, cutting blade B8 in described blade holder 6 to be arranged in blade holder 6 by sunk screw, the structure of cutting blade B8 is as shown in Fig. 4 ~ Fig. 6.
The lower end of described blade holder 6 is provided with water inlet end 9, it is provided with cutting at water inlet end 9 and grinds dish 10, described blade holder 6 lower end is fixed with base 15 also by the form of clamping, and cutting is ground dish 10 and is fixed on base 15 by sunk screw, cutting grinds and was provided with aquaporin 11 on dish 10, cross the cylindrical void that water flow passage 11 is arranged to the involute in form of effective less resistance, and on the edge of cylindrical void, it being provided with the dentation cutting knife 18 strengthening cutting power, the number of dentation cutting knife 18 can be arranged as required to as one or more.Described cutting grinds the outside of dish 10 and is additionally provided with cutting blade C12, and the lower end of described pump shaft 3 is additionally provided with axle sleeve 16, and cutting blade C12 is arranged on the lower end of axle sleeve 16 by bolt.Additionally, the edge that cutting grinds dish 10 is additionally provided with for foreign material discharge abilities such as reinforcing fibers, prevents the generation of swaging clamp phenomenon, the arc notch 17 of minimizing cutting blade C12 abrasion, three arc notch 17 are evenly distributed on cutting and grind the edge of dish 10.Cutting grinds the structure of dish 10 and cutting blade C as shown in Figure 7.
Being additionally provided with grease chamber 13 between described pump body 1 and pump case 2, the upper and lower side of described grease chamber 13 is fixed by bolt be connected with pump body 1 and pump case 2 respectively, and described grease chamber 13 is arranged on pump shaft 3 also by bearing 14.The side of grease chamber 13 is provided with oil-in, and grease chamber 13 is provided with sealing device with the place of cooperation of pump body 1, pump case 2 and pump shaft 3.
Work process of the present utility model is as follows: under driven by motor, pump shaft 3 rotates, pump shaft 3 impeller 4 rotates, and sewage and foreign material is sucked at water inlet end 9, first, the cutting blade C12 of high speed rotating and cutting grind dish 10 and relative shear occur, and foreign material carry out one-level cutting and grinds；Then, water and foreign material enter in pump case 2, and impeller 4 occurs relative shear with cutting blade B8, shear remaining fiber foreign material etc. further；Meanwhile, the cutting blade A7 of impeller 4 and the involute in form in blade holder 6 also can shear, and again can shear remaining fiber foreign material etc.；Finally, water and foreign material after multistage key is cut are discharged by water side 5.Triple shear constitutions above-mentioned in this utility model cooperate, and can be effectively improved the cutting grinding property of dredge pump, prevent foreign material to be wound around and the phenomenon of pump housing blocking occurs, improve dredge pump work efficiency and service life.
Claims (9)
- null1. a multistage cutting grinds dredge pump，It includes pump body (1) and is arranged on the pump case (2) of pump body (1) downside，Pump shaft (3) axially it is fixed with on described pump body (1)，Described pump shaft (3) lower end stretches out in described pump body (1) and described pump shaft (3) lower end is fixed with impeller (4)，Described impeller (4) is positioned at the cavity of described pump case (2)，It is provided with water side (5) on described pump case (2)，It is characterized in that: described pump case (2) lower end is fixed with blade holder (6)，It is provided with cutting blade A(7) in described blade holder (6)，It is also equipped with cutting blade B(8) in described blade holder (6)，The lower end of described blade holder (6) is provided with water inlet end (9)，Described water inlet end (9) place is provided with cutting and grinds dish (10)，Described cutting grinds and was provided with aquaporin (11) on dish (10)，Described cutting grinds the outside of dish (10) and is additionally provided with cutting blade C(12)，Described cutting blade C(12) it is arranged on the lower end of described pump shaft (3).
- The multistage cutting of one the most according to claim 1 grinds dredge pump, it is characterized in that: between described pump body (1) and pump case (2), be additionally provided with grease chamber (13), the upper and lower side of described grease chamber (13) is fixing with pump body (1) and pump case (2) respectively to be connected, and described grease chamber (13) is arranged on pump shaft (3) also by bearing (14).
- The multistage cutting of one the most according to claim 1 grinds dredge pump, it is characterised in that: described blade holder (6) lower end is also fixed with base (15), and described cutting grinds dish (10) and is fixed on base (15).
- The multistage cutting of one the most according to claim 1 grinds dredge pump, it is characterised in that: described mistake water flow passage (11) is the cylindrical void of involute in form.
- The multistage cutting of one the most according to claim 1 grinds dredge pump, it is characterised in that: the lower end of described pump shaft (3) is additionally provided with axle sleeve (16), described cutting blade C(12) it is arranged on the lower end of axle sleeve (16).
- The multistage cutting of one the most according to claim 1 grinds dredge pump, it is characterised in that: described impeller (4) is arranged on pump shaft (3) by bonded.
- The multistage cutting of one the most according to claim 1 grinds dredge pump, it is characterised in that: it is described cutting blade A(7) involute in form.
- The multistage cutting of one the most according to claim 1 grinds dredge pump, it is characterised in that: described cutting grinds the edge of dish (10) and is provided with breach (17).
- The multistage cutting of one the most according to claim 1 grinds dredge pump, it is characterised in that: the edge of described mistake water flow passage (11) is provided with dentation cutting knife (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620053445.0U CN205533291U (en) | 2016-01-20 | 2016-01-20 | Multistage cutting grinding dredge pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620053445.0U CN205533291U (en) | 2016-01-20 | 2016-01-20 | Multistage cutting grinding dredge pump |
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| Publication Number | Publication Date |
|---|---|
| CN205533291U true CN205533291U (en) | 2016-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620053445.0U Active CN205533291U (en) | 2016-01-20 | 2016-01-20 | Multistage cutting grinding dredge pump |
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| CN (1) | CN205533291U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105508262A (en) * | 2016-01-20 | 2016-04-20 | 四川嘉能机电有限公司 | Multistage cutting and grinding blow-down pump |
| CN110630526A (en) * | 2019-08-30 | 2019-12-31 | 河北汇通泵业有限公司 | Novel submersible slurry pump |
-
2016
- 2016-01-20 CN CN201620053445.0U patent/CN205533291U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105508262A (en) * | 2016-01-20 | 2016-04-20 | 四川嘉能机电有限公司 | Multistage cutting and grinding blow-down pump |
| CN105508262B (en) * | 2016-01-20 | 2017-12-29 | 四川嘉能机电有限公司 | A kind of multistage cutting grinds dredge pump |
| CN110630526A (en) * | 2019-08-30 | 2019-12-31 | 河北汇通泵业有限公司 | Novel submersible slurry pump |
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