CN206290446U - A kind of new middle-opening pump - Google Patents
A kind of new middle-opening pump Download PDFInfo
- Publication number
- CN206290446U CN206290446U CN201621223192.3U CN201621223192U CN206290446U CN 206290446 U CN206290446 U CN 206290446U CN 201621223192 U CN201621223192 U CN 201621223192U CN 206290446 U CN206290446 U CN 206290446U
- Authority
- CN
- China
- Prior art keywords
- pump
- side cover
- cap
- opening
- inner cap
- 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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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a kind of new middle-opening pump, including axial Split assembled the metal pump housing, the pump housing includes spiral case, inner cap, the side cover of radial direction cutting；Inner cap is annular, in the inner chamber that spiral case is formed, positioned at the left and right sides of impeller；Side cover is divided into left cap and right cap, is arranged on the top of pump shaft, respectively positioned at two outsides of inner cap；The periphery footpath of inner cap is more than spiral case opening, is located between side cover and spiral case, and medial surface and the vane wheel profile forming of inner cap are coincide；Pump case is provided with smashing mechanism in pump chamber suction chamber at the suction eye of impeller；The seal protruded to inner lobe wheel face is provided with the capping of side cover；The inner cavity surface of pump case is provided with anticorrosion antiwear layer.The utility model is not only adapted to the conveying of corrosivity or abrasive media, and can avoid the abrasion to pump shaft and impeller, easy to use, and later maintenance is simple, improves service life.
Description
Technical field
The utility model is related to a kind of middle-opening pump, more particularly to a kind of new middle-opening pump.
Background technology
The flow of middle-opening pump pumped (conveying) medium is big, and efficiency high, equilibrant force is good, and liquid enters in pump through bottom valve and suction line, pump
Axle is directly driven by motor, is all widely used in many occasions.Existing middle-opening pump, complex structural designs, so that application
It is restricted, inapplicable to the medium with corrosivity and abrasiveness, operation and maintenance is all very inconvenient；And the pump in the pump housing
Axle and impeller easily by the impurity abrasion in the medium of absorption in the pump housing can influence service life.
Utility model content
In order to solve the above-mentioned technical problem the weak point in, the utility model provides a kind of new middle-opening pump.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：A kind of new middle-opening pump, including axle
To the metal pump housing of Split assembled, the pump housing includes spiral case, inner cap, the side cover of radial direction cutting；Inner cap is annular, installed in scroll casing shape
Into inner chamber in, positioned at the left and right sides of impeller；Side cover is divided into left cap and right cap, is arranged on the top of pump shaft, respectively position
In two outsides of inner cap；The periphery footpath of inner cap is more than spiral case opening, is located between side cover and spiral case, the medial surface and leaf of inner cap
Wheel-type face coincide；
Pump case is provided with smashing mechanism in pump chamber suction chamber at the suction eye of impeller；On the capping of side cover
It is provided with the seal protruded to inner lobe wheel face；The inner cavity surface of pump case is provided with anticorrosion antiwear layer.
Impeller is made up of macromolecular material.
Smashing mechanism is arranged on pump shaft, and smashing mechanism includes the installation axle being socketed on pump shaft and is arranged on outside installation axle
The blade in week.
The lateral surface of blade is provided with fairshaped arc-shaped gear.
Nonmetallic axle sleeve is provided with pump shaft.
Woven wire is provided between anticorrosion antiwear layer and the inner cavity surface of the pump housing；Woven wire is welded on the inner cavity surface of the pump housing
On.
The utility model uses one-stage double-sucking centrifugal pump body, simple structure, by resistance in the inner chamber of pump housing setting anti-corrosion
Mill layer, while coordinate the utilization of smashing mechanism, the conveying for making it not only be adapted to corrosivity or abrasive media, and can
The abrasion to pump shaft and impeller is avoided, easy to use, later maintenance is simple, improves service life.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is overall structure sectional view of the present utility model.
Fig. 2 is the cross-sectional view of the utility model inner chamber.
Fig. 3 is the structural representation of smashing mechanism.
In figure：1st, the pump housing；2nd, inner cap；3rd, side cover；4th, impeller；5th, pump shaft；6th, pump chamber suction chamber；7th, woven wire；8th, stir
Broken mechanism；9th, seal；10th, anticorrosion antiwear layer；11st, installation axle；12nd, blade；13rd, nonmetallic axle sleeve.
Specific embodiment
As shown in FIG. 1 to 3, the utility model includes the metal pump housing 1 of axial Split assembled, and the pump housing 1 includes radially cuing open
Spiral case, inner cap 2, the side cover 3 cut；Inner cap 2 is annular, in the inner chamber that spiral case is formed, positioned at the left and right sides of impeller 4；
3 points of side cover is left cap and right cap, is arranged on the top of pump shaft 5, respectively positioned at two outsides of inner cap 2；The periphery footpath of inner cap 2
More than spiral case opening, it is located between side cover 3 and spiral case, medial surface and the vane wheel profile forming of inner cap 2 are coincide；
Pump case is provided with smashing mechanism 8 in pump chamber suction chamber 6 at the suction eye of impeller 4；The lid of side cover 3
The seal 9 protruded to inner lobe wheel face is provided with face；Encapsulant is filled with seal 9；So cause the close of pump shaft 5
Envelope can reduce the axially mounted length of pump shaft 5 installed in the medial surface of side cover, and structure setting is even closer；The inner chamber of pump case
Face is provided with anticorrosion antiwear layer 10.
The inner cap of the utility model left and right sides and left and right side cover axial compression combining structure, simplify the stream of complexity
Body flow-passing surface, and play protection pump housing effect in flow-passing surface (inner cavity surface) setting anticorrosion antiwear layer 10.Additionally, using impeller 4 by
Macromolecular material is constituted, and two two double shrouded wheels for dorsad combining connection may be selected, and nonmetallic axle sleeve is provided with pump shaft 5
13, play a part of to protect pump shaft.Smashing mechanism of the present utility model 8 is arranged on pump shaft 5, and smashing mechanism 8 includes being socketed in
Installation axle 11 and the blade 12 for being arranged on installation axle periphery on pump shaft 5, installation axle 11 can be socketed on pump shaft 5 by axle sleeve.
The lateral surface of blade 12 is provided with fairshaped arc-shaped gear.If the abrasion of the long-term use of blade 12 is severe, can be convenient for changing, directly
Connect blade 12 is removed from installation axle change it is new, it is not necessary to integral replacing and dismounting, saved cost.
For the ease of anticorrosion antiwear layer in the setting of the inner cavity surface of the pump housing 1, do not allow it easy to fall off, in anticorrosion antiwear 10 He of layer
Woven wire 7 is provided between the inner cavity surface of the pump housing 1；Woven wire 7 is welded in the inner cavity surface of the pump housing 1.Can so prevent
Influence of the deformation of pump housing contraction distortion to anticorrosion antiwear layer 10, while increasing the contact surface of anticorrosion antiwear layer 10 and inner cavity surface
Product, connects even closer.Anticorrosion antiwear layer 10 can use molding or be cast in inner cavity surface.
Above-mentioned implementation method is not that, to limitation of the present utility model, the utility model is also not limited to the example above,
Change, remodeling, addition or replacement that those skilled in the art are made in the range of the technical solution of the utility model,
Also protection domain of the present utility model is belonged to.
Claims (6)
1. a kind of metal pump housing (1) of new middle-opening pump, including axial Split assembled, it is characterised in that：The pump housing (1) includes
The spiral case of radial direction cutting, inner cap (2), side cover (3)；The inner cap (2) is annular, in the inner chamber that spiral case is formed, is located at
The left and right sides of impeller (4)；The side cover (3) is divided into left cap and right cap, is arranged on the top of pump shaft (5), is located at respectively
Two outsides of inner cap (2)；The periphery footpath of the inner cap (2) more than spiral case opening, be located in side cover (3) and spiral case between, inner cap
(2) medial surface coincide with vane wheel profile forming；
Pump case is provided with smashing mechanism (8) in pump chamber suction chamber (6) at the suction eye of impeller (4)；The side cover
(3) seal (9) protruded to inner lobe wheel face is provided with capping；The inner cavity surface of the pump case is provided with anticorrosion antiwear layer
(10)。
2. new middle-opening pump according to claim 1, it is characterised in that：The impeller (4) is made up of macromolecular material.
3. new middle-opening pump according to claim 1, it is characterised in that：The smashing mechanism (8) is installed in pump shaft (5)
On, smashing mechanism (8) includes the installation axle (11) being socketed on pump shaft (5) and the blade (12) for being arranged on installation axle periphery.
4. new middle-opening pump according to claim 3, it is characterised in that：The lateral surface of the blade (12) is provided with streamline
The arc-shaped gear of type.
5. new middle-opening pump according to claim 1, it is characterised in that：Nonmetallic axle sleeve is provided with the pump shaft (5)
(13)。
6. new middle-opening pump according to claim 1, it is characterised in that：Anticorrosion antiwear layer (10) and the pump housing (1)
Woven wire (7) is provided between inner cavity surface；The woven wire (7) is welded in the inner cavity surface of the pump housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621223192.3U CN206290446U (en) | 2016-11-14 | 2016-11-14 | A kind of new middle-opening pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621223192.3U CN206290446U (en) | 2016-11-14 | 2016-11-14 | A kind of new middle-opening pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206290446U true CN206290446U (en) | 2017-06-30 |
Family
ID=59100780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621223192.3U Expired - Fee Related CN206290446U (en) | 2016-11-14 | 2016-11-14 | A kind of new middle-opening pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206290446U (en) |
-
2016
- 2016-11-14 CN CN201621223192.3U patent/CN206290446U/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: 20170630 Termination date: 20171114 |