CN209340204U - Single step dual-sucking level middle open type clear water centrifugal pump - Google Patents
Single step dual-sucking level middle open type clear water centrifugal pump Download PDFInfo
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- CN209340204U CN209340204U CN201822254481.5U CN201822254481U CN209340204U CN 209340204 U CN209340204 U CN 209340204U CN 201822254481 U CN201822254481 U CN 201822254481U CN 209340204 U CN209340204 U CN 209340204U
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- pump
- impeller
- pump housing
- pump shaft
- mechanical seal
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Abstract
Single step dual-sucking level middle open type clear water centrifugal pump, it is provided with the pump housing, it is provided with sealing ring on the inside of the pump housing, impeller is installed in the side of sealing ring, accommodating cavity is provided in the pump housing, impeller is provided in the accommodating cavity, the impeller and the mutual connection of pump shaft, one end of pump shaft and the mutual connection of impeller, are provided with position regulator in junction, it is provided with pump cover on the outside of pump shaft, O-ring is provided between pump cover and the pump housing；By being equipped with impeller adjusting nut between impeller and pump shaft, the gap adjustment between impeller and pump shaft can be carried out, the wear surface avoided between impeller end face and pump shaft increases, so that the abrasion condition of impeller aggravates, the service life for extending impeller makes the use of centrifugal pump more efficient.
Description
Technical field
The utility model relates to a kind of centrifugal pumps, and in particular to single step dual-sucking level middle open type clear water centrifugal pump.
Background technique
The use scope of centrifugal pump is very wide, and many places can be used, and will make when needing to carry out liquid conveying
Centrifugal pump is used, centrifugal pump allows liquid to be conveyed by the rotation of impeller, saves a large amount of time, it is defeated to increase liquid
Efficiency is sent, the consumption of human cost is avoided, but much bad tune of position gap between the impeller and pump shaft inside centrifugal pump
It is whole, increase the abrasion of pump shaft and impeller end face inside centrifugal pump.
Summary of the invention
The purpose of the utility model is to provide a kind of single-stage double-suctions that can be good at carrying out impeller and the adjustment of pump shaft gap
Horizontal middle open type clear water centrifugal pump.
The technical solution of the utility model are as follows: single step dual-sucking level middle open type clear water centrifugal pump is provided with the pump housing, in the pump housing
Inside is provided with sealing ring,
Impeller is installed in the side of sealing ring, accommodating cavity is provided in the pump housing, is provided in the accommodating cavity
Impeller, the impeller and the mutual connection of pump shaft, one end of pump shaft and the mutual connection of impeller, are provided with position in junction
Device is adjusted, pump cover is provided on the outside of pump shaft, O-ring is provided between pump cover and the pump housing；
The position regulator is impeller adjusting nut, is equipped with the fixed spiral shell of impeller in the side of impeller adjusting nut
Mother, the impeller adjusting nut have impeller one end to be inserted into pump shaft, and there are gaps between the pump shaft and impeller；
It is provided with purge cock A at the top of the pump cover, the purge cock A passes through pump cover, and described puts
Conducting whelk plug A mutual with the oil pocket on the inside of pump cover；
It is provided with mechanical seal A between the pump housing and pump shaft, the side of mechanical seal A is provided with mechanical seal B,
The mechanical seal A and mechanical seal B is symmetrically distributed in the two sides of pump shaft, and the mechanical seal A and pump housing phase
Mutual contact, one pump housing of the one end the mechanical seal B contact, the other end are embedded in the intracorporal oil pocket of pump；
It is provided with bearing body on the outside of pump shaft, passes through pump shaft in the bearing body, and pump shaft extends the pump housing
Outside is provided with bearing gland in junction in the pump housing and pump shaft, circlip for hole is provided on rear side of bearing gland.
The lower end society of the bearing body is equipped with bracket, and the bracket passes through bolt and the mutual connection of bearing body,
Bearing body lower end is provided with purge cock B, the side of purge cock B is provided with purge cock C.
Extend a tapping plug screw on the outside of the pump housing, protrudes the pump housing and and the pump housing outside the tapping plug screw
Mutual conducting；
The upper end of the pump housing is provided with into liquid device, and safeguard is provided on the outside of liquid device entering, safeguard with
Enter and is attached between liquid device by screw and is provided with leak-proof device by safeguard.
The utility model has the advantages that: by being equipped with impeller adjusting nut between impeller and pump shaft, leaf can be carried out
Gap adjustment between wheel and pump shaft, the wear surface avoided between impeller end face and pump shaft increases, so that the abrasion feelings of impeller
Condition aggravation, extends the service life of impeller, makes the use of centrifugal pump more efficient.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 and Fig. 3 is the partial enlarged view of the utility model.
In figure: 1 is the pump housing, and 2 be sealing ring, and 3 be impeller, and 4 be accommodating cavity, and 5 be pump shaft, and 6 be pump cover, and 7 are adjusted for impeller
Nut, 8 be bearing body, and 9 be bearing gland, and 10 be circlip for hole, and 11 be bracket, 12 tapping plug screws, 13 be into liquid device,
14 be safeguard, and 15 be to put leakage device.
Specific embodiment
Single step dual-sucking level middle open type clear water centrifugal pump, is provided with the pump housing 1, and sealing ring 2 is provided on the inside of the pump housing 1,
Impeller 3 is installed in the side of sealing ring 2, accommodating cavity 4 is provided in the pump housing 1, is set in the accommodating cavity 4
It is equipped with impeller 3, the impeller 3 and the mutual connection of pump shaft 5, one end of pump shaft 5 and the mutual connection of impeller 3, in junction
It is provided with position regulator, the outside of pump shaft 5 is provided with pump cover 6, is provided with O-ring between pump cover 6 and the pump housing 1；
The position regulator is impeller adjusting nut 7, is equipped with impeller in the side of impeller adjusting nut 7 and fixes
Nut 8, the impeller adjusting nut 7 have 3 one end of impeller to be inserted into pump shaft 5, between the pump shaft 5 and impeller 3 there are
Gap；
The top of the pump cover 6 is provided with purge cock A, and the purge cock A passes through pump cover, and described puts
Conducting whelk plug A mutual with the oil pocket on the inside of pump cover；
It is provided with mechanical seal A between the pump housing 1 and pump shaft 5, the side of mechanical seal A is provided with mechanical seal
B, the mechanical seal A and mechanical seal B are symmetrically distributed in the two sides of pump shaft, and the mechanical seal A and the pump housing
Mutual contact, one pump housing of the one end the mechanical seal B contact, the other end are embedded in the oil pocket in the pump housing 1；
The outside of pump shaft 5 is provided with bearing body 8, passes through pump shaft 5 in the bearing body 8, and pump shaft 5 extends pump
The outside of body 1 is provided with bearing gland 9 in junction in the pump housing 1 and pump shaft 5, hole elasticity is provided on rear side of bearing gland 9
Retaining ring 10.
The lower end society of the bearing body 8 is equipped with bracket 11, and the bracket 11 is by bolt and bearing body mutual
Connection, is provided with purge cock B in 8 lower end of bearing body, the side of purge cock B is provided with purge cock C.
A tapping plug screw 12 is extended in the outside of the pump housing 1, protruded outside the tapping plug screw 12 pump housing and
The mutual conducting with the pump housing 1；
The upper end of the pump housing 1 is provided with into liquid device 13, and the outside for entering liquid device 13 is provided with safeguard 14, is protected
Dangerous plate 14 and enter to be attached between liquid device 13 by screw and be provided with leak-proof device 15 by safeguard 14.
The leak-proof device 15 is bell mouth shape structure, can be good at receiving the liquid leaked out.
Claims (4)
1. single step dual-sucking level middle open type clear water centrifugal pump, is provided with the pump housing, sealing ring is provided on the inside of the pump housing, feature exists
In: impeller is installed in the side of sealing ring, accommodating cavity is provided in the pump housing, is provided with impeller in the accommodating cavity,
The impeller and the mutual connection of pump shaft, one end of pump shaft and the mutual connection of impeller are provided with position in junction and adjust
Device is provided with pump cover on the outside of pump shaft, O-ring is provided between pump cover and the pump housing；The position regulator is leaf
Adjusting nut is taken turns, impeller fixture nut is installed in the side of impeller adjusting nut, the impeller adjusting nut has impeller one
End is inserted into pump shaft, and there are gaps between the pump shaft and impeller；Purge cock A is provided at the top of the pump cover,
The purge cock A passes through pump cover, and the conducting that the oil pocket on the inside of the purge cock A and pump cover is mutual；Described
It is provided with mechanical seal A between the pump housing and pump shaft, the side of mechanical seal A is provided with mechanical seal B, the mechanical seal
A and mechanical seal B is symmetrically distributed in the two sides of pump shaft, and the contact that the mechanical seal A is mutual with the pump housing, described
The contact of one pump housing of the one end mechanical seal B, the other end are embedded in the intracorporal oil pocket of pump；Bearing body is provided on the outside of pump shaft,
Pump shaft is passed through in the bearing body, and pump shaft extends the outside of the pump housing, and junction is provided with axis in the pump housing and pump shaft
Pressure cap is provided with circlip for hole on rear side of bearing gland.
2. single step dual-sucking level middle open type clear water centrifugal pump according to claim 1, it is characterised in that: the bearing body
Lower end society bracket is installed, the bracket is provided in bearing body lower end and is put by bolt and the mutual connection of bearing body
Whelk plug B is provided with purge cock C in the side of purge cock B.
3. single step dual-sucking level middle open type clear water centrifugal pump according to claim 1, it is characterised in that: the pump housing
A tapping plug screw is extended in outside, protrudes the pump housing and the conducting mutual with the pump housing outside the tapping plug screw.
4. single step dual-sucking level middle open type clear water centrifugal pump according to claim 1, it is characterised in that: the pump housing
Upper end is provided with into liquid device, and safeguard is provided on the outside of liquid device entering, safeguard and enter between liquid device by screw into
Leak-proof device is provided with by row connection and safeguard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822254481.5U CN209340204U (en) | 2018-12-29 | 2018-12-29 | Single step dual-sucking level middle open type clear water centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822254481.5U CN209340204U (en) | 2018-12-29 | 2018-12-29 | Single step dual-sucking level middle open type clear water centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209340204U true CN209340204U (en) | 2019-09-03 |
Family
ID=67760138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822254481.5U Active CN209340204U (en) | 2018-12-29 | 2018-12-29 | Single step dual-sucking level middle open type clear water centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209340204U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112628104A (en) * | 2020-12-03 | 2021-04-09 | 三联泵业股份有限公司 | Plug type metering pump for removing particles |
-
2018
- 2018-12-29 CN CN201822254481.5U patent/CN209340204U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112628104A (en) * | 2020-12-03 | 2021-04-09 | 三联泵业股份有限公司 | Plug type metering pump for removing particles |
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