CN206280267U - Colliery is with light-duty stainless steel punch welding type submersible sewage pump - Google Patents
Colliery is with light-duty stainless steel punch welding type submersible sewage pump Download PDFInfo
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- CN206280267U CN206280267U CN201621258299.1U CN201621258299U CN206280267U CN 206280267 U CN206280267 U CN 206280267U CN 201621258299 U CN201621258299 U CN 201621258299U CN 206280267 U CN206280267 U CN 206280267U
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- pump
- submersible sewage
- stainless steel
- impeller
- sewage pump
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Abstract
The utility model provides a kind of colliery with light-duty stainless steel punch welding type submersible sewage pump, belongs to underground mine use submersible pump field.Its structure includes electric machine assembly and pump group part；Electric machine assembly includes motor casing, upper end cover and bottom end cover, and stator ferrite core and rotor are provided with motor casing.Pump group part includes base disk, pump case, impeller and diffuser, in cavity set by pump case, the openend of pump case is provided with pump cover to electric machine assembly, and impeller is arranged on rotor and is fixed by impeller nut, diffuser is located at the outside of impeller, and is fixed on the bottom end cover of electric machine assembly.The conveyor screw spiral case that the utility model replaces generally using with diffuser, reduces stamping mold, reduces manufacture difficulty.Pump case, impeller, diffuser, pump cover are molded by 2 millimeters thick sheet stamping cold working, laser welding, and weight mitigates 80% compared with cast member, has saved raw material, are highly convenient for carrying；Another its inner surface is smooth, reduces hydraulic friction loss, improves submersible sewage pump efficiency.
Description
Technical field
The utility model is related to a kind of submersible pump suitable for underground coal mine sewer, is submersible motor and pump coaxial
The fluid machinery of body, specifically a kind of colliery is with light-duty stainless steel punch welding type submersible sewage pump.
Background technology
Proof submersible sand discharging pump largely is used in the mine in colliery, for sewage of the dispatch used on down-hole mining surface containing coal slime to catchmenting
In storehouse.At present using proof submersible sand discharging pump hydraulic part impeller, spiral case, pump cover etc. be to be manufactured using conventional casting techniques, adopt
The drawbacks of following five aspect being primarily present with conventional casting techniques：One is that spiral case is constructed using conveyor screw, and is separately needed during manufacture
Stamping mold, manufacture difficulty is than larger；Two is that the submersible sewage pump impeller that supply underground coal mine is used at present, spiral case, pump cover are adopted
Plain cast iron material is used, poor for the mine water corrosion resistance containing acidity, service life is short；Three is that part wall thickness will at least ensure
Just it is readily susceptible to moulding for more than 6-8 millimeters, consumable material is more, causes pump heavy, it is most of due to the limitation of underground transportation condition
Place to use needs manpower transport in place, it is necessary to consume a large amount of manpowers；Even four is conventional casting techniques precision casting process,
The runner of impeller and spiral case is not still very smooth, and hydraulic friction loss is big, and efficiency is low；Five are present to environment using casting technique
Pollution.
The content of the invention
Technical assignment of the present utility model is directed to the deficiencies in the prior art, there is provided a kind of colliery is with light-duty stainless steel punching press
Solder type submersible sewage pump.
The utility model solves the technical scheme that its technical problem used：
Colliery light-duty stainless steel punch welding type submersible sewage pump, including submersible sewage pump body, submersible sewage pump body are divided into group of motors
Part and pump group part；Electric machine assembly includes motor casing, and the upper end of motor casing is provided with upper end cover, and the lower end of motor casing is provided with bottom end cover,
Stator ferrite core and rotor are provided with motor casing, stator ferrite core is relatively fixed with motor casing, rotor is having stator winding
Rotary setting in iron core；The top of electric machine assembly is provided with terminal box, and binding post, cable and stator winding iron are provided with terminal box
After core is connected, drawn from terminal box through binding post；
Pump group part includes base disk, pump case, impeller and diffuser, and base disk is fixed on the bottom of pump case, the group of motors
In cavity set by pump case, the openend of pump case is provided with pump cover to part, and impeller is arranged on rotor and is fixed by impeller nut, leads
Leaf body is located at the outside of impeller, and is fixed on the bottom end cover of electric machine assembly；Above-mentioned pump case, impeller, diffuser, pump cover are by 2
Millimeters thick sheet stamping cold working, laser welding shaping.
Specifically, the pump case, impeller, diffuser and pump cover use stainless steel material, the equal thermal spraying of its surfaces externally and internally is hard
Matter alloy powder coating.
Specifically, the submersible sewage pump body upper part is provided with out water hull, go out water hull on connection box for motor, and be fixed on pump
On shell, go out and cooling sandwith layer is surrounded between water hull, terminal box, pump case, motor casing and pump cover, the water outlet for going out water hull is provided with water outlet
Bend pipe.
Specifically, after the cable is connected with stator ferrite core, drawn from terminal box through binding post, and by dress
Sealed in the cable sealing ring in terminal box and gland.
Specifically, being bolted between the upper end cover of the terminal box, electric machine assembly, motor casing three and by O
Type circle is sealed.
Specifically, being bolted between the bottom end cover and motor casing of the electric machine assembly.
Specifically, being provided with two bearings in the motor casing, the axle stretch end and non-shaft stretching end of rotor are supported respectively.
Specifically, the axle stretch end of the rotor is provided with mechanical seal with motor casing binding site.
Specifically, the base disk, between pump case and pump cover by stud compress.
Specifically, the submersible sewage pump body upper part is provided with handle.
Colliery of the present utility model is produced compared with prior art to have with light-duty stainless steel punch welding type submersible sewage pump
Beneficial effect is：
1st, the conveyor screw spiral case that the utility model replaces generally using with diffuser, reduces stamping mold, reduces system
Make difficulty；
2nd, impeller, diffuser, pump cover are molded by 2 millimeters thick sheet stamping cold working, laser welding, and weight is compared with cast member
Mitigate 80%, saved raw material, be highly convenient for carrying；Cold working is used during manufacture, there is no pollutant to produce；Manufactured leaf
Wheel, diffuser almost do not have welding deformation, in addition its inner surface unusual light, it is ensured that the accuracy of compressing tablet molded line, also reduce
Hydraulic friction loss, improves submersible sewage pump efficiency；
3rd, pump case, impeller, diffuser and pump cover use stainless steel material, its surfaces externally and internally soaking coated with hard alloy powder
Coating, effectively enhances corrosion-resistant, wear-resistant effect of the submersible sewage pump body to acid mine water.
Brief description of the drawings
Accompanying drawing 1 is structural representation of the present utility model.
In figure, 1, handle, 2, upper terminal box, 3, Discharging bent-tube, 4, go out water hull, 5, O-ring, 6, upper bearing (metal), 7, motor casing,
8th, rotor, 9, pump case, 10, bottom end cover, 11, impeller nut, 12, stud, 13, base disk, 14, pump cover, 15, impeller, 16, stator
Body, 17, mechanical seal, 18, lower bearing, 19, stator ferrite core, 20, upper end cover, 21, lower terminal box, 22, binding post,
23rd, cable sealing ring, 24, gland, 25, cable.
Specific embodiment
Below in conjunction with the accompanying drawings 1, to colliery of the present utility model with light-duty stainless steel punch welding type submersible sewage pump make it is following in detail
Describe in detail bright.
As shown in Figure 1, colliery of the present utility model light-duty stainless steel punch welding type submersible sewage pump, including submersible sewage pump sheet
Body, submersible sewage pump body upper part is provided with handle 1, and submersible sewage pump body is divided into electric machine assembly and pump group part.
Electric machine assembly includes motor casing 7, and the upper end of motor casing 7 is provided with upper end cover 20, and the lower end of motor casing 7 is provided with bottom end cover
10, stator ferrite core 19 and rotor 8 are provided with motor casing 7, stator ferrite core 19 is relatively fixed with motor casing 7, and rotor 8 exists
There is rotary setting in stator ferrite core 19.Upper bearing (metal) 6 and lower bearing 18 are provided with motor casing 7, the shaft extension of rotor 8 is supported respectively
End and non-shaft stretching end.The top of electric machine assembly is provided with terminal box, and terminal box is that upper terminal box 2 and lower terminal box 21 are formed by connecting,
Binding post 22 is provided with terminal box, after cable 25 is connected with stator ferrite core 19, is drawn from terminal box through binding post 22
Go out, and sealed by loaded on the sealing ring 23 of cable 25 and gland 24 in terminal box.It is preferred that lower terminal box 21, electric machine assembly is upper
It is bolted between end cap 20, the three of motor casing 7 and is sealed by O-ring 5.The bottom end cover 10 and motor of electric machine assembly
It is bolted between shell 7.
Pump group part includes base disk 13, pump case 9, impeller 15 and diffuser 16, and base disk 13 is fixed on the bottom of pump case 9,
In cavity set by pump case 9, the openend of pump case 9 is provided with pump cover 14 to the electric machine assembly, and impeller 15 is arranged on rotor 8 simultaneously
Fixed by impeller nut 11, diffuser 16 is located at the outside of impeller 15, and is fixed on the bottom end cover 10 of electric machine assembly；Said pump
Shell 9, impeller 15, diffuser 16, pump cover 14 are molded by 2 millimeters thick sheet stamping cold working, laser welding.
On the basis of said structure, in order to strengthen corrosion-resistant, wear-resistant effect of the submersible sewage pump body to acid mine water,
Pump case 9, impeller 15, diffuser 16 and pump cover 14 use stainless steel material, and its surfaces externally and internally soaking coated with hard alloy powder is applied
Layer.
On the basis of said structure, in order to be cooled down to electric machine assembly, strengthen the service life of electric machine assembly, dirt of diving
Pump body upper part is provided with out water hull 4, goes out water hull 4 on the connection box for motor, and is fixed on pump case 9, go out water hull 4, terminal box,
Cooling sandwith layer is surrounded between pump case 9, motor casing 7 and pump cover 14, the water outlet for going out water hull 4 is provided with Discharging bent-tube 3.
On the basis of said structure, on the basis of said structure, axle stretch end and the binding site of motor casing 7 of rotor 8
It is provided with mechanical seal 17.
On the basis of said structure, compressed by stud 12 between base disk 13, pump case 9 and pump cover 14.
With light-duty stainless steel punch welding type submersible sewage pump, its processing and fabricating is simple and convenient, normally in colliery of the present utility model
Processing and fabricating shown in bright book accompanying drawing.
In addition to the technical characteristic described in specification, the known technology of those skilled in the art is.
Claims (10)
1. colliery light-duty stainless steel punch welding type submersible sewage pump, including submersible sewage pump body, submersible sewage pump body is divided into electric machine assembly
And pump group part；Electric machine assembly includes motor casing, and the upper end of motor casing is provided with upper end cover, and the lower end of motor casing is provided with bottom end cover, electricity
Stator ferrite core and rotor are provided with casing, stator ferrite core is relatively fixed with motor casing, rotor is having stator winding iron
In-core rotary setting；The top of electric machine assembly is provided with terminal box, and binding post, cable and stator ferrite core are provided with terminal box
After being connected, drawn from terminal box through binding post, it is characterised in that
Pump group part includes base disk, pump case, impeller and diffuser, and base disk is fixed on the bottom of pump case, and the electric machine assembly sets
In in cavity set by pump case, the openend of pump case is provided with pump cover, and impeller is arranged on rotor and is fixed by impeller nut, diffuser
Positioned at the outside of impeller, and it is fixed on the bottom end cover of electric machine assembly；Above-mentioned pump case, impeller, diffuser, pump cover are by 2 millimeters
Thin thick plate punching press cold working, laser welding shaping.
2. colliery according to claim 1 is with light-duty stainless steel punch welding type submersible sewage pump, it is characterised in that the pump
Shell, impeller, diffuser and pump cover use stainless steel material, its surfaces externally and internally soaking coated with hard alloy powder coating.
3. colliery according to claim 1 and 2 is with light-duty stainless steel punch welding type submersible sewage pump, it is characterised in that described
Submersible sewage pump body upper part is provided with out water hull, goes out water hull on the connection box for motor, and is fixed on pump case, go out water hull, terminal box,
Cooling sandwith layer is surrounded between pump case, motor casing and pump cover, the water outlet for going out water hull is provided with Discharging bent-tube.
4. colliery according to claim 1 and 2 is with light-duty stainless steel punch welding type submersible sewage pump, it is characterised in that described
After cable is connected with stator ferrite core, drawn from terminal box through binding post, and by close loaded on the cable in terminal box
Seal and gland are sealed.
5. colliery according to claim 1 and 2 is with light-duty stainless steel punch welding type submersible sewage pump, it is characterised in that described
It is bolted between terminal box, the upper end cover of electric machine assembly, motor casing three and is sealed by O-ring.
6. colliery according to claim 1 and 2 is with light-duty stainless steel punch welding type submersible sewage pump, it is characterised in that described
It is bolted between the bottom end cover and motor casing of electric machine assembly.
7. colliery according to claim 1 and 2 is with light-duty stainless steel punch welding type submersible sewage pump, it is characterised in that described
Two bearings are provided with motor casing, the axle stretch end and non-shaft stretching end of rotor are supported respectively.
8. colliery according to claim 7 is with light-duty stainless steel punch welding type submersible sewage pump, it is characterised in that the rotor
Axle stretch end and motor casing binding site be provided with mechanical seal.
9. the colliery according to claim 1 or 2 or 8 is with light-duty stainless steel punch welding type submersible sewage pump, it is characterised in that institute
State and compressed by stud between base disk, pump case and pump cover.
10. the colliery according to claim 1 or 2 or 8 is with light-duty stainless steel punch welding type submersible sewage pump, it is characterised in that
The submersible sewage pump body upper part is provided with handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621258299.1U CN206280267U (en) | 2016-11-23 | 2016-11-23 | Colliery is with light-duty stainless steel punch welding type submersible sewage pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621258299.1U CN206280267U (en) | 2016-11-23 | 2016-11-23 | Colliery is with light-duty stainless steel punch welding type submersible sewage pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206280267U true CN206280267U (en) | 2017-06-27 |
Family
ID=59083508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621258299.1U Active CN206280267U (en) | 2016-11-23 | 2016-11-23 | Colliery is with light-duty stainless steel punch welding type submersible sewage pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206280267U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019148544A1 (en) * | 2018-01-31 | 2019-08-08 | 苏州优德通力科技有限公司 | Combined sewage pump with novel standby pump structure |
| CN114382707A (en) * | 2022-01-18 | 2022-04-22 | 江苏大学镇江流体工程装备技术研究院 | Lightweight corrosion-resistant nylon alloy submersible centrifugal pump |
-
2016
- 2016-11-23 CN CN201621258299.1U patent/CN206280267U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019148544A1 (en) * | 2018-01-31 | 2019-08-08 | 苏州优德通力科技有限公司 | Combined sewage pump with novel standby pump structure |
| CN114382707A (en) * | 2022-01-18 | 2022-04-22 | 江苏大学镇江流体工程装备技术研究院 | Lightweight corrosion-resistant nylon alloy submersible centrifugal pump |
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| 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 | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Light -duty stainless steel punching press welding type is dirty pump stealthily for coal mine Effective date of registration: 20200706 Granted publication date: 20170627 Pledgee: Jinxiang Shandong rural commercial bank Limited by Share Ltd. Pledgor: JINING ANTAI MINE EQUIPMENT MANUFACTURING Co.,Ltd. Registration number: Y2020980003815 |