CN207892884U - A kind of noise reduction highly effective refrigeration water pump that service life can be improved - Google Patents
A kind of noise reduction highly effective refrigeration water pump that service life can be improved Download PDFInfo
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- CN207892884U CN207892884U CN201721815552.3U CN201721815552U CN207892884U CN 207892884 U CN207892884 U CN 207892884U CN 201721815552 U CN201721815552 U CN 201721815552U CN 207892884 U CN207892884 U CN 207892884U
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- noise reduction
- service life
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Abstract
The utility model provides a kind of noise reduction highly effective refrigeration water pump that service life can be improved, including the pump housing, is spaced in intervals equipped with the first blade and the second blade in the impeller axle of the pump housing；First blade and the second blade are fixedly connected by casing, and the first blade is rigid blade, and the second blade is flexible blade；Noise reduction unit is equipped in first blade；First blade is close to the water inlet of the pump housing, water outlet of second blade close to the pump housing.The noise reduction highly effective refrigeration water pump described in the utility model that service life can be improved can reduce noise, improve the fluency pump housing capacity of flow conveying, while can prolong the service life.
Description
Technical field
The utility model belongs to refrigeration water pump technology, efficient more particularly, to a kind of noise reduction that service life can be improved
Freeze water pump.
Background technology
Water pump is the machinery for conveying liquid or liquid being made to be pressurized.It transmits the mechanical energy of prime mover or other external energies
To liquid, liquid energy is made to increase, is mainly used to convey liquid to include water, oil, acid ＆ alkali liquid, emulsion, suspended emulsion and liquid gold
Belong to etc., it also can transport liquid, admixture of gas and the liquid containing suspended solids.The technical parameter of pump performance have flow,
Suction, lift, shaft power, water power, efficiency etc..
The water pump that freezes is suitable for central air-conditioning freezing water, cooling water circulation；Central heater, direct-fired central air-conditioning health
The conveying of hot water, cycle；The cycle of technological process heat exchange medium；City central heating, follows at the conveying of heating system hot water
Ring.Current chilled water pump noise is bigger, and when refrigeration water pump when blade there are one to be respectively independently arranged, and is easy quilt
Silting, dismounting are difficult；Furthermore independent rigid blade is unfavorable for the expansion of pump housing internal volume, and is mostly right angle with shaft connection place
Connection, flow conveying is not smooth, is washing away the lower influence pump housing service life for a long time.
Invention content
In view of this, the utility model is directed to a kind of noise reduction highly effective refrigeration water pump that service life can be improved, with gram
The defect of the prior art is taken, noise can be reduced, improves the fluency pump housing capacity of flow conveying, while can be prolonged the service life.
In order to achieve the above objectives, the technical solution of the utility model is realized in：
A kind of noise reduction highly effective refrigeration water pump that service life can be improved, including the pump housing, interval is certain in the impeller axle of the pump housing
Spacing is equipped with the first blade and the second blade；First blade and the second blade are fixedly connected by casing, and the first blade
For rigid blade, the second blade is flexible blade；Noise reduction unit is equipped in first blade；First blade close to the pump housing into
The mouth of a river, water outlet of second blade close to the pump housing.
Further, first blade is continuous cambered surface of the edge to the second blade lean；Described sleeve pipe both ends and the
The junction of one blade and the second blade is indent arcuation.
Further, first blade longitudinal section from being continuously rendered as the first convex arc, concave arc successively from center to edge
With the second convex arc.
Further, centre position is equipped with the first hollow unit in first blade, is embedded in the first hollow unit
Noise reduction unit；The noise reduction unit is connected to the first blade exterior.
Further, first blade close to the second blade one side edge circumferentially arranged with several second hollow units,
Several second hollow units are connected to noise reduction unit.
Further, the noise reduction unit is aluminum fiber acoustic board.
Further, intermediate position is equipped with third hollow unit in second blade, is embedded in third hollow unit
Rigid element.
Further, second blade material is rubber；The material of first blade and rigid element is stainless steel.
Further, the rigid element is sleeved in the impeller axle of the pump housing；Casing is externally provided with filter screen, filter screen and casing
Outer wall forms enclosure space.
Further, the noise reduction highly effective refrigeration water pump that service life can be improved, further includes spacing ring；The spacing ring
Far from water inlet side on pump housing inner wall, the position of spacing ring is corresponding with the position of water outlet and the second blade；It is described
First blade diameter is less than the second blade diameter.
Compared with the existing technology, a kind of noise reduction highly effective refrigeration water pump tool that service life can be improved described in the utility model
There is following advantage：
A kind of noise reduction highly effective refrigeration water pump that service life can be improved described in the utility model, by the first blade and second
Blade is got up with casing connection, and casing and the junction of the first blade and the second blade are set as imploded arcs shape, both can be with
It prevents silt from entering the junction of the first blade and the second blade and impeller axle, causes dismounting difficult, damage asking for pump housing service life
Topic, and can make to enter the more smooth outflow water outlet of the flow between the first blade and the second blade；First blade is set
It is set to rigid blade, the second blade is arranged to flexible blade, and the water into the pump housing first raises speed through the first blade, then through the second blade
Appropriate dilatation (expanding water capacity), can improve the working efficiency of water pump indirectly；In addition, the setting of noise reduction unit, can reduce water pump
Noise when work.
A kind of noise reduction highly effective refrigeration water pump that service life can be improved described in the utility model, the first blade is arranged to
Edge is to the continuous cambered surface of the second blade lean, the blade design relative to complete vertical impeller axle, it is ensured that flow is with larger
Speed enters between the first blade and the second blade；The setting of filter screen can be filtered the water for entering the pump housing, avoid impurity
Erosion corrosion is carried out to each component of water pump, influences working performance；The setting of spacing ring can carry out the angle of the second blade deviation
Limitation avoids the second blade edge along deviation water outlet.
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 simple structure of the noise reduction highly effective refrigeration water pump that service life can be improved described in the utility model embodiment
Schematic diagram；
Fig. 2 is the enlarged drawing of part A in Fig. 1.
Reference sign：
The 1- pump housings；2- impeller axles；The first blades of 3-；The first convex arcs of 31-；32- concave arcs；The second convex arcs of 33-；The second leaves of 4-
Piece；5- casings；6- noise reduction units；7- water inlets；8- water outlets；The second hollow units of 9-；10- rigid elements；11- filter screens；
12- spacing rings.
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.
As depicted in figs. 1 and 2, a kind of noise reduction highly effective refrigeration water pump that service life can be improved, including the pump housing 1, the pump housing 1
It is spaced in intervals in impeller axle 2 equipped with the first blade 3 and the second blade 4；First blade, 3 and second blade 4 passes through set
Pipe 5 is fixedly connected, and the first blade 3 is rigid blade, and the second blade 4 is flexible blade；It is equipped with noise reduction unit in first blade 3
6；First blade 3 is close to the water inlet 7 of the pump housing 1, water outlet 8 of second blade 4 close to the pump housing 1.
First blade 3 is edge to 4 inclined continuous cambered surface of the second blade；5 both ends of described sleeve pipe and the first blade 3
Junction with the second blade 4 is indent arcuation.
First blade, 3 longitudinal section from being continuously rendered as the first convex arc 31, concave arc 32 and from center to edge successively
Two convex arcs 33.
Centre position is equipped with the first hollow unit in first blade 3, and noise reduction unit is embedded in the first hollow unit
6；The noise reduction unit 6 is connected to 3 outside of the first blade.
First blade 3 is close to 4 one side edge of the second blade circumferentially arranged with several second hollow units 9, Ruo Gan
Two hollow units 9 are connected to noise reduction unit 6；Several second hollow units 9 are in the form of a column, and central axes are parallel to impeller axle 2.
The noise reduction unit 6 is aluminum fiber acoustic board.
Intermediate position is equipped with third hollow unit in second blade 4, and rigid element is embedded in third hollow unit
10。
Second blade, 4 material is rubber；The material of first blade 3 and rigid element 10 is stainless steel.
The rigid element 10 is sleeved in the impeller axle 2 of the pump housing 1；Casing 5 is externally provided with filter screen 11, filter screen 11 and casing
5 outer walls form enclosure space.
The noise reduction highly effective refrigeration water pump that service life can be improved, further includes spacing ring 12；The spacing ring 12
In, far from 7 side of water inlet, the position of spacing ring 12 is corresponding with the position of water outlet 8 and the second blade 4 on 1 inner wall of the pump housing；
First blade, 3 diameter is less than 4 diameter of the second blade.
The noise reduction highly effective refrigeration water pump that service life can be improved described in the present embodiment, by the first blade 3 and the second blade 4
It is connected with casing 5, and casing 5 and the junction of the first blade 3 and the second blade 4 is set as imploded arcs shape, it both can be with
It prevents silt from entering the junction of the first blade 3 and the second blade 4 and impeller axle 2, causes dismounting difficult, damage 1 service life of the pump housing
The problem of, and can make to enter the more smooth outflow water outlet 8 of the flow between the first blade 3 and the second blade 4；By first
Blade 3 is arranged to rigid blade, and the second blade 4 is arranged to flexible blade, and the water into the pump housing 1 first raises speed through the first blade 3, then
Through 4 appropriate dilatation (expanding water capacity) of the second blade, the working efficiency of water pump can be improved indirectly；In addition, noise reduction unit 6 is set
It sets, noise when pump working can be reduced.
The noise reduction highly effective refrigeration water pump that service life can be improved described in the present embodiment, is arranged to edge by the first blade 3
To 4 inclined continuous cambered surface of the second blade, the blade design relative to complete vertical impeller axle 2, it is ensured that flow is with larger speed
Degree enters between the first blade 3 and the second blade 4；The setting of filter screen 11 can be filtered the water for entering the pump housing 1, avoid miscellaneous
Each component of confrontation water pump carries out erosion corrosion, influences working performance；The setting of spacing ring 12, can be to the angle of 4 deviation of the second blade
Degree is limited, and 4 edge of the second blade is avoided to deviate water outlet 8.
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 (10)
1. a kind of noise reduction highly effective refrigeration water pump that service life can be improved, it is characterised in that：Including the pump housing (1), the leaf of the pump housing (1)
It is spaced in intervals on wheel shaft (2) equipped with the first blade (3) and the second blade (4)；First blade (3) and the second blade
(4) it is fixedly connected by casing (5), and the first blade (3) is rigid blade, the second blade (4) is flexible blade；First blade
(3) noise reduction unit (6) is equipped in；First blade (3) is close to the water inlet (7) of the pump housing (1), and the second blade (4) is close to pump
The water outlet (8) of body (1).
2. the noise reduction highly effective refrigeration water pump according to claim 1 that service life can be improved, it is characterised in that：Described first
Blade (3) is edge to the inclined continuous cambered surface of the second blade (4)；Described sleeve pipe (5) both ends and the first blade (3) and the second leaf
The junction of piece (4) is indent arcuation.
3. the noise reduction highly effective refrigeration water pump according to claim 2 that service life can be improved, it is characterised in that：Described first
Blade (3) longitudinal section from being continuously rendered as the first convex arc (31), concave arc (32) and the second convex arc (33) from center to edge successively.
4. the noise reduction highly effective refrigeration water pump according to claim 1 that service life can be improved, it is characterised in that：Described first
Blade (3) interior centre position is equipped with the first hollow unit, and noise reduction unit (6) is embedded in the first hollow unit；The noise reduction list
It is connected to outside first (6) and the first blade (3).
5. the noise reduction highly effective refrigeration water pump according to claim 4 that service life can be improved, it is characterised in that：Described first
Blade (3) is close to the second blade (4) one side edge circumferentially arranged with several second hollow units (9), several second hollow units
(9) it is connected to noise reduction unit (6).
6. the noise reduction highly effective refrigeration water pump according to claim 4 or 5 that service life can be improved, it is characterised in that：It is described
Noise reduction unit (6) is aluminum fiber acoustic board.
7. the noise reduction highly effective refrigeration water pump according to claim 1 that service life can be improved, it is characterised in that：Described second
Intermediate position is equipped with third hollow unit in blade (4), and rigid element (10) is embedded in third hollow unit.
8. the noise reduction highly effective refrigeration water pump according to claim 7 that service life can be improved, it is characterised in that：Described second
Blade (4) material is rubber；The material of first blade (3) and rigid element (10) is stainless steel.
9. the noise reduction highly effective refrigeration water pump according to claim 7 or 8 that service life can be improved, it is characterised in that：It is described
Rigid element (10) is sleeved in the impeller axle (2) of the pump housing (1)；Casing (5) is externally provided with filter screen (11), filter screen (11) and casing
(5) outer wall forms enclosure space.
10. the noise reduction highly effective refrigeration water pump according to claim 1 that service life can be improved, it is characterised in that：Further include
Spacing ring (12)；The spacing ring (12) is located on the pump housing (1) inner wall far from water inlet (7) side, the position of spacing ring (12)
It is corresponding with the position of water outlet (8) and the second blade (4)；First blade (3) diameter is less than the second blade (4) diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721815552.3U CN207892884U (en) | 2017-12-22 | 2017-12-22 | A kind of noise reduction highly effective refrigeration water pump that service life can be improved |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721815552.3U CN207892884U (en) | 2017-12-22 | 2017-12-22 | A kind of noise reduction highly effective refrigeration water pump that service life can be improved |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207892884U true CN207892884U (en) | 2018-09-21 |
Family
ID=63549480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721815552.3U Active CN207892884U (en) | 2017-12-22 | 2017-12-22 | A kind of noise reduction highly effective refrigeration water pump that service life can be improved |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207892884U (en) |
-
2017
- 2017-12-22 CN CN201721815552.3U patent/CN207892884U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190711 Address after: 312500 Qingshan Industrial Zone, Xinchang County, Zhejiang Province Patentee after: XINCHANG JINHUI REFRIGERATION PARTS CO., LTD. Address before: 312500 Zhongyu Village, Qixing Street, Xinchang County, Shaoxing City, Zhejiang Province Patentee before: XINCHANG BENSHANG REFRIGERATING TECHNOLOGY CO., LTD. |