CN206487681U - Cutting pump - Google Patents
Cutting pump Download PDFInfo
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- CN206487681U CN206487681U CN201720134542.7U CN201720134542U CN206487681U CN 206487681 U CN206487681 U CN 206487681U CN 201720134542 U CN201720134542 U CN 201720134542U CN 206487681 U CN206487681 U CN 206487681U
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- impeller
- pump housing
- bearing bracket
- drive end
- end bearing
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Abstract
The utility model provides a kind of cutting pump, including motor, the pump housing and impeller, the impeller is arranged on the main shaft of motor by the assembling axis hole of itself, the impeller is provided with impeller blade, the two ends of the pump housing are respectively equipped with drive end bearing bracket and rear end cap so that forming annular seal space in the pump housing, the rear end cap is fixed on motor casing, and the impeller is arranged in the annular seal space of the pump housing, it is characterised in that：Provided with dynamic cutting edge at the inlet side of the impeller blade, the drive end bearing bracket is provided with the annular cutter disc of co-axial setting, the cutter disc is provided with the quiet cutting edge stretched into annular seal space, there is axial gap between the impeller blade and drive end bearing bracket, there is radial clearance between the quiet cutting edge and dynamic cutting edge.Cutting pump of the present utility model, possesses cutting function on the premise of existing dredge pump agent structure is not changed, simple in construction, it is easy to mass production, and contaminant removal effectiveness can be improved after use, extends the service life of the pump housing.
Description
Technical field
The utility model is related to a kind of cutting pump, and in particular to a kind of sewage cutting pump.
Background technology
Cutting pump is one kind of dredge pump, is usually used in inevitably being mingled with big in the suction blowdown of sewage, sewage
These impurity easily block the pump housing in the impurity such as grain, for example long plastic optical fibre of long fibre, flaxen fiber, aspiration procedure, influence the fortune of pump
Line efficiency and service life, in order to solve this technical problem, the in the market emerging a collection of dredge pump with cutting function, model
It is varied, but pump body is all separately provided with cutter, it is complicated, to change the agent structure of the pump housing, increase the pump housing
Volume, production cost is high, is not suitable for batch production.
The content of the invention
In order to solve the above technical problems, the utility model provides a kind of dredge pump with cutting function, it is existing not changing
Possess cutting function on the premise of having dredge pump agent structure, it is simple in construction, it is easy to mass production.
To reach above-mentioned purpose, the technical solution of the utility model is as follows：A kind of cutting pump, including motor, the pump housing and leaf
Wheel, the impeller is arranged on the main shaft of motor by the assembling axis hole of itself, and the impeller is provided with impeller blade, the pump
The two ends of body are respectively equipped with drive end bearing bracket and rear end cap so that forming annular seal space in the pump housing, and the rear end cap is fixed on motor casing,
The impeller is arranged in the annular seal space of the pump housing, it is characterised in that：Provided with dynamic cutting edge, institute at the inlet side of the impeller blade
The annular cutter disc that drive end bearing bracket is provided with co-axial setting is stated, the cutter disc is provided with the quiet cutting stretched into annular seal space
Sword, has axial gap between the impeller blade and drive end bearing bracket, between radial direction between the quiet cutting edge and dynamic cutting edge
Gap.
In one preferred embodiment of the utility model, further comprise that the cutter disc is provided with the knife stretched into annular seal space
Seat, the quiet cutting edge is arranged on tool rest.
In one preferred embodiment of the utility model, further comprise being provided with pad between the cutter disc and drive end bearing bracket.
In one preferred embodiment of the utility model, further comprise being provided with sealing gasket between the drive end bearing bracket and the pump housing
Circle.
In one preferred embodiment of the utility model, further comprise that the drive end bearing bracket is provided with outer ring fixed seat and inner ring
Fixed seat, the drive end bearing bracket is arranged on the pump housing by outer ring fixed seat, and the cutter disc is fixed in inner ring fixed seat.
The beneficial effects of the utility model are:Cutting pump of the present utility model, is not changing existing dredge pump agent structure
On the premise of possess cutting function, it is simple in construction, it is easy to mass production, can be improved after use contaminant removal effectiveness, extension the pump housing
Service life.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme in the utility model embodiment technology, embodiment technology will be retouched below
The accompanying drawing used required in stating is briefly described, it should be apparent that, drawings in the following description are only the utility model
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is the explosive view of the utility model preferred embodiment；
Fig. 2 is the overlooking the structure diagram of the utility model preferred embodiment；
Fig. 3 is Fig. 2 B-B sectional view；
Fig. 4 is enlarged diagram at C in Fig. 3；
Fig. 5 is enlarged diagram at D in Fig. 3；
Fig. 6 is the structural representation of the utility model preferred embodiment impeller；
Fig. 7 is the structural representation of the utility model preferred embodiment cutter disc.
Wherein：2- motors, the 4- pump housings, 6- impellers, 8- assembling axis holes, 10- impeller blades, 12- drive end bearing brackets, 14- rear end caps,
16- entrance points, 18- is moved outside cutting edge, 20- cutter discs, the quiet cutting edges of 22-, 24- tool rests, 26- pads, 28- seal washers, 30-
Enclose fixed seat, 32- inner ring fixed seats.
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.
Embodiment
As shown in figs. 1-7, a kind of cutting pump, including motor 2, the pump housing 4 and impeller 6, above-mentioned leaf are disclosed in the present embodiment
Wheel 6 is arranged on the main shaft of motor 2 by the assembling axis hole 8 of itself, and above-mentioned impeller 6 is provided with impeller blade 10, the above-mentioned pump housing 4
Two ends be respectively equipped with drive end bearing bracket 12 and rear end cap 14 so that forming annular seal space in the pump housing 4, above-mentioned rear end cap 14 is fixed on motor
On shell, above-mentioned impeller 6 is arranged in the annular seal space of the pump housing 4, as a shown in Figure 6, is provided with the inlet side of above-mentioned impeller blade 10
Dynamic cutting edge 18, as shown in Fig. 1,7, above-mentioned drive end bearing bracket 12 is provided with the annular cutter disc 20 of co-axial setting, above-mentioned cutting knife
Disk 20 is provided with the quiet cutting edge 22 stretched into annular seal space, and specifically cutter disc 20 is provided with the tool rest 24 stretched into annular seal space,
Quiet cutting edge 22 is arranged on tool rest 24, as shown in figure 5, there is axial gap between above-mentioned impeller blade 10 and drive end bearing bracket 12,
As shown in figure 4, having radial clearance between above-mentioned quiet cutting edge 22 and dynamic cutting edge 18.When motor 12 is run, motor drives
Impeller 6 is rotated, and dynamic cutting edge 18 is rotated together with impeller, and cutter disc 20 is fixed with the pump housing 4, transfixion, correspondingly quiet cutting
Sword 22 is also actionless；Sewage enters from entrance point 16, dirty due to moving the relative motion of cutting edge 18 and quiet cutting edge 22
Long fibre in water can be sheared, and become chopped fiber and entered impeller 6 together with water, arrange sewage in the presence of impeller blade 10
Go out the pump housing, be sent into sewage transport pipe network.Thus the cutting pump designed does not change the agent structure of existing pump, simply in each leaf
Dynamic cutting edge 18 is processed at the inlet side of impeller blade 10, a cutter disc 20 is set up at drive end bearing bracket 12, is added on cutter disc 20
The quiet cutting edge 22 of work, it is simple in construction, it is easy to mass production, contaminant removal effectiveness can be improved after use, extends making for body
Use the life-span.
Pad 26 is provided between above-mentioned cutter disc 20 and drive end bearing bracket 12, the setting of pad 26 can adjust the dynamic He of cutting edge 18
Radial clearance between quiet cutting edge 22.
Seal washer 28 is provided between above-mentioned drive end bearing bracket 12 and the pump housing 4, the one side of seal washer 28 plays the close of annular seal space
Envelope is acted on, and on the other hand can adjust the axial gap between impeller blade 10 and drive end bearing bracket 12.
As shown in figure 1, above-mentioned drive end bearing bracket 12 is provided with outer ring fixed seat 30 and inner ring fixed seat 32, above-mentioned drive end bearing bracket 12 leads to
Outer ring fixed seat 30 is crossed on the pump housing 4, above-mentioned cutter disc 20 is fixed in inner ring fixed seat 32.Only need in existing front end
On the basis of the structure of lid 12, several fixing holes are set up in inner ring fixed seat 32, pass through the cooperation of fastener and fixing hole
Cutter disc 20 is fixed on drive end bearing bracket 12, production and processing technology is simple, it is easy to produce in batches.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can in other embodiments be realized in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (5)
1. a kind of cutting pump, including motor, the pump housing and impeller, the impeller are arranged on the master of motor by the assembling axis hole of itself
On axle, the impeller is provided with impeller blade, and the two ends of the pump housing are respectively equipped with drive end bearing bracket and rear end cap so that shape in the pump housing
Into annular seal space, the rear end cap is fixed on motor casing, and the impeller is arranged in the annular seal space of the pump housing, it is characterised in that：Institute
State provided with dynamic cutting edge at the inlet side of impeller blade, the drive end bearing bracket is provided with the annular cutter disc of co-axial setting, institute
State cutter disc and be provided with the quiet cutting edge stretched into annular seal space, there is axial gap, institute between the impeller blade and drive end bearing bracket
Stating has radial clearance between quiet cutting edge and dynamic cutting edge.
2. cutting pump according to claim 1, it is characterised in that：The cutter disc is provided with the knife stretched into annular seal space
Seat, the quiet cutting edge is arranged on tool rest.
3. cutting pump according to claim 1 or 2, it is characterised in that：Pad is provided between the cutter disc and drive end bearing bracket.
4. cutting pump according to claim 1 or 2, it is characterised in that：Sealing gasket is provided between the drive end bearing bracket and the pump housing
Circle.
5. cutting pump according to claim 1, it is characterised in that：The drive end bearing bracket is solid provided with outer ring fixed seat and inner ring
Reservation, the drive end bearing bracket is arranged on the pump housing by outer ring fixed seat, and the cutter disc is fixed in inner ring fixed seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720134542.7U CN206487681U (en) | 2017-02-15 | 2017-02-15 | Cutting pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720134542.7U CN206487681U (en) | 2017-02-15 | 2017-02-15 | Cutting pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206487681U true CN206487681U (en) | 2017-09-12 |
Family
ID=59763839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720134542.7U Active CN206487681U (en) | 2017-02-15 | 2017-02-15 | Cutting pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206487681U (en) |
-
2017
- 2017-02-15 CN CN201720134542.7U patent/CN206487681U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215126 No. 26 Wupu Road, Suzhou Industrial Park, Jiangsu Province Patentee after: Zenit Pump Industry (China) Co., Ltd. Address before: 215126 No. 26 Wupu Road, Suzhou Industrial Park, Jiangsu Province Patentee before: Zenit Pumps (Suzhou) Co., Ltd. |