CN207634372U - A kind of centrifugal water pump impeller - Google Patents
A kind of centrifugal water pump impeller Download PDFInfo
- Publication number
- CN207634372U CN207634372U CN201721690046.6U CN201721690046U CN207634372U CN 207634372 U CN207634372 U CN 207634372U CN 201721690046 U CN201721690046 U CN 201721690046U CN 207634372 U CN207634372 U CN 207634372U
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- CN
- China
- Prior art keywords
- impeller
- water pump
- impeller body
- centrifugal water
- blade
- 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.)
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Abstract
The utility model provides a kind of centrifugal water pump impeller, including impeller body, and it is set to the impeller boss at the impeller body center, and it is set to several impeller blades on impeller body, each impeller blade replaces annular array centered on impeller boss, water stream channel is formed between adjacent two impeller blade, the cross-sectional area of the water stream channel gradually becomes larger from impeller body edge to impeller body center, the slot cover of cover piece can be loaded and unloaded by being respectively arranged with along the both sides of impeller body axial direction, and the cover piece includes front shroud and back shroud.The utility model, which has, increases flow dynamic, increases the resistance to corrosion of impeller body and the adsorption capacity of water pump, the service life of impeller or even water pump is improved, to have the function that energy-saving and emission-reduction.
Description
Technical field
The utility model belongs to mechanical engineering field, more particularly, to a kind of centrifugal water pump impeller.
Background technology
With the continuous development of modern science and technology, people’s lives level is continuously improved, especially social industrialization
Process is constantly accelerated, however people are while enjoying process of industrialization and bringing convenience, the environment lived also subject it is huge
To the waste of ecological resources and to the destruction of natural environment in the ecological pressure for being greatly, especially process of industrialization, us is made to occupy
Ecological environment firmly is worsening, therefore energy-saving and emission-reduction become the theme of social development.
Impeller is a part indispensable in social development, and the application of impeller makes the development of society accelerate paces, together
When impeller shadow from our daily lifes to industrial enterprise, then it is ubiquitous to science and technology.But existing centrifugal water pump
The flow dynamic that impeller provides is generally smaller so that the meaningless loss of mechanical energy that impeller is generated in rotation is larger, causes
Many energy flog a dead horse and waste, and with the increase of use time, and impeller body gets rusty easily or corrodes, impeller
Piece is easily damaged by load, and then water pump is caused to generate phenomena such as shaking, is unstable, and the use longevity of impeller or even water pump
Life also shortens, these can all bring loss to user.
Invention content
In view of this, the utility model is intended to overcome above-mentioned defect existing in the prior art, a kind of centrifugal water pump is proposed
Impeller.
In order to achieve the above objectives, the technical solution of the utility model is realized in：
A kind of centrifugal water pump impeller, including impeller body, and it is set to the impeller boss at the impeller body center, and
Several impeller blades being set on impeller body, each impeller blade replace annular array, adjacent two institute centered on impeller boss
State and form water stream channel between impeller blade, the cross-sectional area of the water stream channel from impeller body edge to impeller body center gradually
Become larger, the slot cover that can load and unload cover piece is respectively arranged with along the both sides of impeller body axial direction, the cover piece includes
Front shroud and back shroud.
Further, it is provided with reinforcing rib between the impeller blade.
Further, the impeller blade rear end is provided with bending section.
Further, equal rust prevention by applying liquid material paint outside the impeller body and outside the cover piece.
Further, each inter-module is welded using full weld seam inside the impeller body, and commissure smooth treatment.
Further, the impeller body rear portion assembles back shroud by the slot cover, and the impeller blade is fixedly connected on
On the back shroud, half-opened impeller before being formed.
Further, the impeller body front assembles front shroud by the slot cover, and the impeller blade is fixedly connected on
On the front shroud, half-opened impeller after formation.
Further, the impeller body front assembles the front shroud, the impeller body rear portion by the slot cover
The back shroud is assembled by the slot cover, the impeller blade front end is fixedly connected on the front shroud, the impeller blade
Rear end is fixedly connected on the back shroud, forms double shrouded wheel.
Compared with the existing technology, the utility model has the advantage that：
1) cross-sectional area of water stream channel gradually becomes larger from impeller body edge to impeller body center, such design flow
Larger power can be obtained, and can effectively lower flow disorder.
2) impeller blade rear end is provided with bending section, and such design can reduce the load of impeller blade, and can improve from
The adsorption capacity of edema with the heart involved pump.
3) equal rust prevention by applying liquid material paint outside impeller body and cover piece, such design improve the anti-of impeller body and cover board
Corrosive power.
4) the advantages of each inter-module is welded using full weld seam inside impeller body, and commissure smooth treatment, such design
It is that resistance is small, flow-disturbing, stable working will not occurs.
Description of the drawings
The attached drawing for constituting the part of the utility model is used to provide a further understanding of the present invention, this practicality is new
The illustrative embodiments and their description of type are not constituted improper limits to the present invention for explaining the utility model.
In attached drawing：
Fig. 1 is the dimensional structure diagram of unshrouded impeller；
Fig. 2 is the dimensional structure diagram of double shrouded wheel.
Reference sign：
1- impeller blades；2- water stream channels；3- front shrouds；4- back shrouds；5- impeller bosses；6- reinforcing ribs.
Specific implementation mode
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
In the description of the present invention, it should be understood that term "center", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more this feature.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
A kind of centrifugal water pump impeller, as shown in Fig. 1 to 2, including：
Impeller body, and it is set to the impeller boss 5 at the impeller body center, and be set on the impeller body
Several impeller blades 1, each impeller blade 1 replaces annular array centered on the impeller boss 5, i.e. a piece of impeller blade 1 replaces
It is covered on adjacent another impeller blade 1, forms water stream channel 2, the water stream channel 2 between impeller blade 1 described in adjacent two panels
Cross-sectional area gradually become larger from impeller body edge to impeller body center, maximum ratio can reach 1:4, i.e. its certain time
It is interior by flow volume can reach 1 from impeller body edge to impeller body center:8.Such design flow can obtain compared with
Big power, and can effectively lower flow disorder.
It is provided with reinforcing rib 6 between the impeller blade 1, if impeller blade 1 uses raw metal with reinforcing rib 6, can adopt
It is molded with one-step casting, welding procedure manufacture can also be used；If with reinforcing rib 6, using raw materials such as ceramics, burning can be used in impeller blade 1
Type is made.Such purpose of design is to increase its supporting power in order to increase the intensity between the impeller blade 1, be allowed to be hardly damaged.
1 rear end of the impeller blade is provided with bending section, and the impeller blade 1 is using distortion swept-back structure.Such design point
Aproll stream reduces 1 load of impeller blade, and can improve the adsorption capacity of centrifugal water pump to the stress of impeller blade 1
Equal rust prevention by applying liquid material paint outside the impeller body and the cover piece.Such design improves impeller body and lid
The resistance to corrosion of plate, and simple structure, watertightness are good.
Each inter-module is welded using full weld seam inside the impeller body, and commissure smooth treatment.Such design it is excellent
Point is that resistance is small, flow-disturbing will not occur, stable working.
The impeller is unshrouded impeller when not installing cover piece, is respectively set along the both sides of the impeller body axial direction
The slot cover of cover piece can be loaded and unloaded by having, and the cover board includes front shroud 3 and back shroud 4, the front shroud 3 and the back shroud
4 shape, structure is identical；The impeller body rear portion assembles back shroud 4 by the slot cover, and the impeller blade 1, which is fixed, to be connected
It is connected on the back shroud 4, half-opened impeller before being formed.The impeller body front assembles front shroud 3 by the slot cover,
The impeller blade 1 is fixedly connected on the front shroud 3, half-opened impeller after formation；The impeller body front passes through described
Slot cover assembles the front shroud 3, and the impeller body rear portion assembles the back shroud 4, the impeller by the slot cover
1 front end of piece is fixedly connected on the front shroud 3, and 1 rear end of the impeller blade is fixedly connected on the back shroud 4, and formation is closed
Formula impeller.It is such to be designed as structure good at many things and expert in one, reasonable disposition resource, to have the function that energy-saving and emission-reduction.
In conclusion the utility model, which has, increases flow dynamic, increase the resistance to corrosion and water pump of impeller body
Adsorption capacity improves the service life of impeller or even water pump, to have the function that energy-saving and emission-reduction.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection domain within.
Claims (8)
1. a kind of centrifugal water pump impeller, it is characterised in that：Including impeller body, and it is set to the leaf at the impeller body center
Wheel hub, and several impeller blades for being set on impeller body, each impeller blade replace annular array centered on impeller boss,
Water stream channel is formed between adjacent two impeller blade, the cross-sectional area of the water stream channel is from impeller body edge to impeller body
Center gradually becomes larger, and the slot cover that can load and unload cover piece, the lid are respectively arranged with along the both sides of impeller body axial direction
Plate includes front shroud and back shroud.
2. a kind of centrifugal water pump impeller according to claim 1, it is characterised in that：Reinforcement is provided between the impeller blade
Muscle.
3. a kind of centrifugal water pump impeller according to claim 1, it is characterised in that：The impeller blade rear end is provided with bending
Portion.
4. a kind of centrifugal water pump impeller according to claim 1, it is characterised in that：It is outside the impeller body and described
Equal rust prevention by applying liquid material paint outside cover piece.
5. a kind of centrifugal water pump impeller according to claim 1, it is characterised in that：Each inter-module inside the impeller body
It is welded using full weld seam, and commissure smooth treatment.
6. a kind of centrifugal water pump impeller according to claim 1, it is characterised in that：The impeller body rear portion passes through described
Slot cover assembles back shroud, and the impeller blade is fixedly connected on the back shroud, half-opened impeller before being formed.
7. a kind of centrifugal water pump impeller according to claim 1, it is characterised in that：The impeller body front passes through described
Slot cover assembles front shroud, and the impeller blade is fixedly connected on the front shroud, half-opened impeller after formation.
8. a kind of centrifugal water pump impeller according to claim 1, it is characterised in that：The impeller body front passes through described
Slot cover assembles the front shroud, and the impeller body rear portion assembles the back shroud, the impeller blade by the slot cover
Front end is fixedly connected on the front shroud, and the impeller blade rear end is fixedly connected on the back shroud, forms double shrouded wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721690046.6U CN207634372U (en) | 2017-12-07 | 2017-12-07 | A kind of centrifugal water pump impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721690046.6U CN207634372U (en) | 2017-12-07 | 2017-12-07 | A kind of centrifugal water pump impeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207634372U true CN207634372U (en) | 2018-07-20 |
Family
ID=62856086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721690046.6U Expired - Fee Related CN207634372U (en) | 2017-12-07 | 2017-12-07 | A kind of centrifugal water pump impeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207634372U (en) |
-
2017
- 2017-12-07 CN CN201721690046.6U patent/CN207634372U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180720 Termination date: 20181207 |