CN205423188U - Single -stage single -suction pump with novel pump cover - Google Patents
Single -stage single -suction pump with novel pump cover Download PDFInfo
- Publication number
- CN205423188U CN205423188U CN201620140044.9U CN201620140044U CN205423188U CN 205423188 U CN205423188 U CN 205423188U CN 201620140044 U CN201620140044 U CN 201620140044U CN 205423188 U CN205423188 U CN 205423188U
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- CN
- China
- Prior art keywords
- screw
- pump
- pump cover
- impeller
- cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a single -stage single -suction pump with novel pump cover, the toughened glass storage apparatus comprises a pedestal, the pump body, pump cover and motor, the central shaping of pump cover has the axial to insert the mouth, choma before the left surface shaping of pump cover has before first choma and second, the shaping of second prosopyle intra -annular lateral wall has annular tang, right flank shaping in the pump cover has along the pump cover circumference to equidistant arch of arranging, be equipped with screw I respectively in the arch, be equipped with screw II on the pump cover between adjacent arch respectively, screw I correspond be equipped with on the motor cabinet of position screw I /, along screw I, screw I / the axle arrangement have bolt I, tip that screw II corresponds the pump body of positions be equipped with screw II /, along screw II, screw II / the axle arrangement have bolt II, the beneficial effects are that: optimized the hookup mode of pump cover, the succinct compactness of structure of pump cover has shortened the length of pump shaft, has strengthened the rigidity of axle, has improved the reliability of operation, has saved the cost.
Description
Technical field
This utility model relates to single-stage single suction pump technical field, a kind of single-stage single suction pump with Novel pump cover.
Background technology
Single stage single suction volute pump uses state-of-the-art hydraulic model, and in conjunction with modern pump optimum structure modular design, performance reaches GB/3007-1991 centrifugal pump standard-required；Other liquid being similar to clear water for conveying clear water and physicochemical properties is used, it is adaptable to industry and urban water supply and sewerage, skyscraper supercharging water feeding, spray in gardens, fire fighting pressurization, long-distance sand transport, HVAC kind of refrigeration cycle, bathroom, urban heating system circulation pump, medium temperature≤80 DEG C.
One end of pump cover in existing single stage single suction volute pump is coupled with motor by bolt, and the other end couples with the pump housing.End cap size is oversize, causes motor-shaft extending oversize, and unit operation is unstable and cost increases.
How being shortened by pump cover is technical staff's problem of needing to solve.
Summary of the invention
For solving the problems referred to above, the invention provides a kind of single-stage single suction pump with Novel pump cover, its main technical scheme is as follows:
There is the single-stage single suction pump of Novel pump cover, comprising:
Base (1) and the pump housing (2) installed the most successively along base (1) left side, pump cover (3), motor (4)；
The described pump housing (2) has an intake tunnel (21) and is used for installing the impeller installation cavity of impeller (5), and described impeller is installed the upside of cavity and is provided with exhalant canal (22)；
nullDescribed impeller (5) and the pump shaft (10) driven by motor (4) are connected by impeller bolt (6) and flat key structure (7) and are placed in impeller installation cavity body，Described impeller is installed and is provided with pump cover (3) on the right side of cavity，The pump shaft (10) being positioned at pump cover (3) place is provided with mechanical seal (11)，The center of described pump cover (3) forms axial access port，Left surface in pump cover (3) forms and connects the pump housing (2) first preoral loop (31) and connect second preoral loop (32) of impeller (5)，The medial wall of described second preoral loop (32) oral area forms annular stopper (321)，Right flank in pump cover (3) forms along pump cover (3) circumference to the projection (33) being equally spaced，It is respectively equipped with screw I on protruding (33)，It is respectively equipped with screw II (34) on pump cover (3) between adjacent projection.
Further, the motor cabinet of described screw I correspondence position is provided with screw I ', bolt I (8) is had along screw I, the axial arranged of screw I ', the end of the pump housing (2) of described screw II (34) correspondence position is provided with screw II ', has bolt II (9) along screw II (34), the axial arranged of screw II '.
This practicality provides the benefit that: optimize the connecting mode of pump cover, pump cover simple for structure compact, shortens the length of pump shaft, enhances the rigidity of axle, improve operational reliability, provide cost savings.
Accompanying drawing explanation
Fig. 1 is the structural representation of the single-stage single suction pump in embodiment with Novel pump cover.
Detailed description of the invention
In order to make the technological means of this practicality, creation characteristic, reach purpose and be easy to understand with effect, below in conjunction with being specifically illustrating, this practicality is expanded on further.
See Fig. 1, there is the single-stage single suction pump of Novel pump cover, it includes base 1 and along the pump housing 2 installed the most successively on the left of base 1, pump cover 3, motor 4, the pump housing 2 has an intake tunnel 21 and installs cavity for installing the impeller of impeller 5, and impeller is installed the upside of cavity and is provided with exhalant canal 22；nullImpeller 5 and the pump shaft 10 driven by motor 4 are connected by impeller bolt 6 and flat key structure 7 and are placed in impeller installation cavity body，Impeller is installed and is provided with pump cover 3 on the right side of cavity，It is positioned at the pump shaft 10 at pump cover 3 and mechanical seal 11 is installed，The center of pump cover 3 forms axial access port，Axially access port is available for the axle head access of pump shaft 10，Left surface in pump cover 3 forms and connects the pump housing the first preoral loop 31 and connect the second preoral loop 32 of impeller 5，The medial wall of the second preoral loop 32 oral area forms annular stopper 321，Right flank in pump cover 3 forms along pump cover 3 circumference to the projection 33 being equally spaced，It is respectively equipped with screw I on protruding 33，It is respectively equipped with screw II 34 on pump cover 3 between adjacent projection 33，It is easily understood that，Protruding 33 or can respectively be equally spaced 6 or 8 of screw II 34，The quantity of projection 33 or screw II 34 is increased or decreased also dependent on the size of pump cover 3.
Pump cover 3 with the fixed structure mode of the pump housing 2 and motor 4 is, participate in Fig. 1, the motor cabinet of screw I correspondence position is provided with screw I ', bolt I 8 is had along screw I, the axial arranged of screw I ', the end of the pump housing 2 of screw II 34 correspondence position is provided with screw II ', has bolt II 9 along screw II 34, the axial arranged of screw II '.
During installation, the oral area on the right side of the pump housing 2 can access along the outside of the first preoral loop 31, and the rear choma of impeller 5 accesses along the annular stopper 321 of the second preoral loop 32 oral area medial wall, i.e. completes to fix after being locked by bolt I 8, bolt II 9.
The foregoing is only the preferred implementation of this practicality; the protection domain of this practicality is not limited in above-mentioned embodiment; every technical scheme belonging to this practical principle belongs to the protection domain of this practicality; for a person skilled in the art; the some improvement carried out on the premise of without departing from the principle of this practicality, these improve the protection domain that also should be regarded as this practicality.
Claims (2)
1. there is the single-stage single suction pump of Novel pump cover, comprising:
Base (1) and the pump housing (2) installed the most successively along base (1) left side, pump cover (3), motor (4)；
The described pump housing (2) has an intake tunnel (21) and is used for installing the impeller installation cavity of impeller (5), and described impeller is installed the upside of cavity and is provided with exhalant canal (22)；
nullDescribed impeller (5) and the pump shaft (10) driven by motor (4) are connected by impeller bolt (6) and flat key structure (7) and are placed in impeller installation cavity body，Described impeller is installed and is provided with pump cover (3) on the right side of cavity，The pump shaft (10) being positioned at pump cover (3) place is provided with mechanical seal (11)，It is characterized in that，The center of described pump cover (3) forms axial access port，Left surface in pump cover (3) forms and connects the pump housing (2) first preoral loop (31) and connect second preoral loop (32) of impeller (5)，The medial wall of described second preoral loop (32) oral area forms annular stopper (321)，Right flank in pump cover (3) forms along pump cover (3) circumference to the projection (33) being equally spaced，It is respectively equipped with screw I on protruding (33)，It is respectively equipped with screw II (34) on pump cover (3) between adjacent projection.
The single-stage single suction pump with Novel pump cover the most according to claim 1, it is characterized in that, the motor cabinet of described screw I correspondence position is provided with screw I ', bolt I (8) is had along screw I, the axial arranged of screw I ', the end of the pump housing (2) of described screw II (34) correspondence position is provided with screw II ', has bolt II (9) along screw II (34), the axial arranged of screw II '.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620140044.9U CN205423188U (en) | 2016-02-25 | 2016-02-25 | Single -stage single -suction pump with novel pump cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620140044.9U CN205423188U (en) | 2016-02-25 | 2016-02-25 | Single -stage single -suction pump with novel pump cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205423188U true CN205423188U (en) | 2016-08-03 |
Family
ID=56545151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620140044.9U Expired - Fee Related CN205423188U (en) | 2016-02-25 | 2016-02-25 | Single -stage single -suction pump with novel pump cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205423188U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107313945A (en) * | 2017-07-26 | 2017-11-03 | 德清县东旭合金钢铸造有限公司 | A kind of large-scale alkali pump pump body structure |
-
2016
- 2016-02-25 CN CN201620140044.9U patent/CN205423188U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107313945A (en) * | 2017-07-26 | 2017-11-03 | 德清县东旭合金钢铸造有限公司 | A kind of large-scale alkali pump pump body structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 |