CN206608328U - A kind of hob type cutting pump - Google Patents
A kind of hob type cutting pump Download PDFInfo
- Publication number
- CN206608328U CN206608328U CN201720271470.0U CN201720271470U CN206608328U CN 206608328 U CN206608328 U CN 206608328U CN 201720271470 U CN201720271470 U CN 201720271470U CN 206608328 U CN206608328 U CN 206608328U
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- China
- Prior art keywords
- cutting
- water inlet
- pump
- end cover
- impeller
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Abstract
The utility model is related to a kind of hob type cutting pump, including the pump housing, the pump housing includes base, support, motor, cutting impeller and water inlet seat, water inlet seat is on base, cutting impeller connects motor shaft and located at the top of water inlet seat, bottom end cover is located at the top of cutting impeller, cutting impeller has helical blades, the end of helical blades is the first blade, the top of water inlet seat has water inlet, the mouth edge of water inlet is evenly distributed with some hump shape flanges, there is the second blade on hump shape flange, the first blade is contacted with the second blade in cutting impeller rotary course.The utility model lifts the cutting power of cutting pump, the rotation of impeller and a dynamic quiet turning effort of water inlet produce strong hob type cutting during work, it is chopped into when the flexibility fibrous object for being difficult cutting is passed through cutting part as hobboing cutter cuts thing, corpus fibrosum is chopped up Hou Shunli by water pump runner, it is ensured that water pump and pipeline are normal.
Description
Technical field
The utility model is related to a kind of sewage/waste electrical submersible pump, more particularly to a kind of hob type cutting pump.
Background technology
The sewage pump having had in the market carries out circumgyration incision with monoblock cast impeller plus bottom cross cutterhead more,
Or carbide cutter tool chip is welded on impeller, carry out circumgyration incision, also impeller bottom with bottom water inlet lid tooth form position
Cutterhead is installed and water inlet cutterhead carries out rotation and twists cutting.But these cutting pump cutting effects are undesirable, to excessive softness
Property fibrous object cutting when often block, block or twine dead impeller etc., cause sewage pump to burn out or trip, influence is normal
Production.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of hob type cutting pump, with solve it is of the prior art not
Foot.
In order to achieve the above object, the purpose of this utility model is achieved through the following technical solutions：
A kind of hob type cutting pump, including the pump housing are provided, the pump housing includes base, support, motor, cutting impeller and entered
Mouth of a river seat, the motor is in the support, and the motor includes motor shaft, upper end cover, bottom end cover, bearing, stator core
And rotor, the upper end cover and the bottom end cover respectively by the bearing on the motor shaft, the stator core with
And the rotor is arranged between upper end cover and bottom end cover, the stator core is located at the periphery of the rotor, the water inlet
Mouthful seat is on the base, and the cutting impeller connects the motor shaft and located at the top of water inlet seat, it is described under
End cap is located at the top of the cutting impeller, and the cutting impeller has helical blades, and the end of the helical blades is
First blade, the top of the water inlet seat has water inlet, and the mouth edge of the water inlet is evenly distributed with some hump shapes
On flange, the hump shape flange have the second blade, the first blade described in the cutting impeller rotary course with it is described
Second blade is contacted.
Above-mentioned hob type cutting pump, wherein, uniformly sinking 0.5mm forms step to the outer circumferential side of the water inlet.
Above-mentioned hob type cutting pump, wherein, the mouth edge of the water inlet is evenly distributed with four hump shape flanges.
Above-mentioned hob type cutting pump, wherein, the inner side of the upper end cover is provided with thermal protector.
Above-mentioned hob type cutting pump, wherein, support frame, the branch are provided between the bottom end cover and the cutting impeller
Spring is provided between support bone frame and the bottom end cover, mechanical seal is provided between the motor shaft and the support frame, it is described
Outside framework oil seal is provided between support frame and the cutting impeller.
Compared with the prior art, the beneficial effects of the utility model are：
The cutting power of cutting pump is lifted, the rotation of impeller and a dynamic quiet turning effort of water inlet produce strong during work
Strong hob type cutting, is chopped into when the flexibility fibrous object for being difficult cutting is passed through cutting part as hobboing cutter cuts thing,
Corpus fibrosum is chopped up Hou Shunli by water pump runner, it is ensured that water pump and pipeline are normal.
Brief description of the drawings
Constitute a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new
The schematic description and description of type is used to explain the utility model, does not constitute to improper restriction of the present utility model.
In accompanying drawing：
Fig. 1 shows the structural representation of the utility model hob type cutting pump；
Fig. 2 shows cutting impeller and the water inlet seat mutual cooperation structural representation of the utility model hob type cutting pump
Figure；
Fig. 3 shows Fig. 2 sectional view；
Fig. 4 shows the plan of the cutting impeller of the utility model hob type cutting pump；
Fig. 5 shows the plan of the water inlet seat of the utility model hob type cutting pump.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.
With reference to shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the utility model hob type cutting pump includes the pump housing, and the pump housing includes
Base 1, support 2, motor, cutting impeller 3 and water inlet seat 4, motor is in support 2, and motor includes motor shaft 5, upper end cover
6th, bottom end cover 7, bearing 8, stator core 9 and rotor 10, upper end cover 6 and bottom end cover 7 are located on motor shaft 5 by bearing 8 respectively,
Stator core 9 and rotor 10 are arranged between upper end cover 6 and bottom end cover 7, and stator core 9 is located at the periphery of rotor 10, enters
Mouth of a river seat 4 is on base 1, the connection motor shaft 5 of cutting impeller 3 and the top for being located at water inlet seat 4, and bottom end cover 7 is located at cutting
The top of impeller 3, cutting impeller 3 has helical blades 11, and the end of helical blades 11 is the first blade 12, screw type leaf
Polished after the outer surface of piece 11 is quenched.The top of water inlet seat 4 has water inlet 13, and the mouth edge of water inlet 13 is uniformly distributed
Having has the second blade, first blade 12 in the rotary course of cutting impeller 3 on some hump shape flanges 14, hump shape flange 14
Contacted with the second blade.
In the technical program, uniformly sinking 0.5mm forms step to the outer circumferential side of water inlet 13, and low 0.5mm designs can be cut
The negative pressure of weak impeller quick rotation improves pump efficiency.The mouth edge of water inlet 13 is evenly distributed with four hump shape flanges 14,
The inner side of upper end cover 6 is provided with thermal protector 15, for electic protection.Support frame is provided between bottom end cover 7 and cutting impeller 3
16, spring 17 is provided between support frame 16 and bottom end cover 7, mechanical seal 18, branch are provided between motor shaft 5 and support frame 16
Outside framework oil seal 19, good sealing effect are provided between support bone frame 16 and cutting impeller 3.Cutting impeller 3 is to use High Strength Wear-Resistance Material
And quench to ensure rigidity.
By testing repeatedly, this cutting pump to a large amount of flexibility fibrous objects (such as：Polybag, gloves, towel, duds
Clothes, woven bag, rope etc.) continuous cutting when cutting effect very well, try every possible means and also do not destroy the normal work of water pump, completely
Meet design requirement.
From above-described embodiment as can be seen that advantage of the present utility model is：
The cutting power of cutting pump is lifted, the rotation of impeller and a dynamic quiet turning effort of water inlet produce strong during work
Strong hob type cutting, is chopped into when the flexibility fibrous object for being difficult cutting is passed through cutting part as hobboing cutter cuts thing,
Corpus fibrosum is chopped up Hou Shunli by water pump runner, it is ensured that water pump and pipeline are normal.
Specific embodiment of the utility model is described in detail above, but the utility model is not restricted to the above
The specific embodiment of description, it is intended only as example.To those skilled in the art, any equivalent modifications and substitute also all
Among category of the present utility model.Therefore, the impartial conversion made in the case where not departing from spirit and scope of the present utility model
And modification, it should all cover in the range of the utility model.
Claims (5)
1. a kind of hob type cutting pump, it is characterised in that including the pump housing, the pump housing includes base, support, motor, cutting leaf
Wheel and water inlet seat, the motor is in the support, and the motor includes motor shaft, upper end cover, bottom end cover, bearing, fixed
Sub- iron core and rotor, the upper end cover and the bottom end cover are respectively by the bearing on the motor shaft, the stator
Iron core and the rotor are arranged between upper end cover and bottom end cover, and the stator core is located at the periphery of the rotor, institute
Water inlet seat is stated on the base, the cutting impeller connects the motor shaft and located at the top of water inlet seat,
The bottom end cover is located at the top of the cutting impeller, and the cutting impeller has helical blades, the helical blades
End is the first blade, and the top of water inlet seat has a water inlet, and the mouth edge of the water inlet is evenly distributed with some
There is the second blade, the first blade described in the cutting impeller rotary course on hump shape flange, the hump shape flange
Contacted with second blade.
2. hob type cutting pump as claimed in claim 1, it is characterised in that the outer circumferential side of the water inlet uniformly sinks 0.5mm
Form step.
3. hob type cutting pump as claimed in claim 1, it is characterised in that the mouth edge of the water inlet is evenly distributed with four
Hump shape flange.
4. hob type cutting pump as claimed in claim 1, it is characterised in that the inner side of the upper end cover is provided with thermal protector.
5. hob type cutting pump as claimed in claim 1, it is characterised in that be provided between the bottom end cover and the cutting impeller
Support frame, is provided with spring, is set between the motor shaft and the support frame between the support frame and the bottom end cover
There is mechanical seal, outside framework oil seal is provided between the support frame and the cutting impeller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720271470.0U CN206608328U (en) | 2017-03-20 | 2017-03-20 | A kind of hob type cutting pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720271470.0U CN206608328U (en) | 2017-03-20 | 2017-03-20 | A kind of hob type cutting pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206608328U true CN206608328U (en) | 2017-11-03 |
Family
ID=60166049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720271470.0U Active CN206608328U (en) | 2017-03-20 | 2017-03-20 | A kind of hob type cutting pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206608328U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108750060A (en) * | 2018-05-31 | 2018-11-06 | 中国船舶工业集团公司第七0八研究所 | A kind of aluminum mixed-flow hydraulic jet propulsion system impeller housing |
-
2017
- 2017-03-20 CN CN201720271470.0U patent/CN206608328U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108750060A (en) * | 2018-05-31 | 2018-11-06 | 中国船舶工业集团公司第七0八研究所 | A kind of aluminum mixed-flow hydraulic jet propulsion system impeller housing |
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