CN206468597U - A kind of submerged axial-flow pump seal Anti-blocking structure - Google Patents
A kind of submerged axial-flow pump seal Anti-blocking structure Download PDFInfo
- Publication number
- CN206468597U CN206468597U CN201720114146.8U CN201720114146U CN206468597U CN 206468597 U CN206468597 U CN 206468597U CN 201720114146 U CN201720114146 U CN 201720114146U CN 206468597 U CN206468597 U CN 206468597U
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- China
- Prior art keywords
- flow pump
- blocking structure
- seal
- water guide
- fat
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Abstract
The utility model provides a kind of submerged axial-flow pump seal Anti-blocking structure, including screen pack, and it is placed in below impeller water guide cone, and is detachably connected with water-inlet horn；Impeller water guide cone outer lower portion is connected with hairbrush by support bar, and hairbrush offsets with screen pack；Some cutting knifes, it is uniformly distributed around impeller water guide cone；Cutting knife one end is hanging, and the other end and impeller water guide cone are affixed；Fat seal groove, it is located at the lower end of seal cavity, and the upper end of impeller hub is provided with the annular protrusion stretched into fat seal groove, fat seal groove and is provided with stop-leak compound.Submerged axial-flow pump seal Anti-blocking structure described in the utility model, using sandwich construction, the sludge with sandstone, strip twister and small volume that the volume carried in current is larger is corresponding one by one, handles respectively, is effectively protected motor and motor shaft.
Description
Technical field
The utility model belongs to immersible pump field, more particularly, to a kind of submersible axial flow pump water inlet.
Background technology
Submersible axial flow pump (hereinafter referred to as water pump) is operationally, it is impossible to avoid to have sludge, sandstone and other debris suitable
Dampening is flowed into the pump housing of water pump.Because the sandstone quality carried secretly in current is larger, it can cause larger rush to impeller
Hit so that the service life reduction of impeller, maintenance cost increase.The strip twister such as pasture and water, as most common miscellaneous in water
Thing, is usually wrapped on impeller.As its twining amount is increasing, the working resistance of impeller can be increased, if safeguarding not in time, very
Easily cause the damage of motor.And the sludge in current is small due to its particle, it is easy to entered by the gap of the pump housing in it
Portion, when sludge excessively after being stacked on motor shaft, also easily cause the damage of motor.
Utility model content
In view of this, the utility model is directed to a kind of submerged axial-flow pump seal Anti-blocking structure, to solve prior art
In, because the sandstone in water, strip twister and sludge etc. easily cause damage to water pump vane and motor, so that water pump makes
It is low with the life-span, the problem of maintenance cost is big.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in：
A kind of submerged axial-flow pump seal Anti-blocking structure, including screen pack, it is placed in below impeller water guide cone, and with water inlet loudspeaker
Be detachably connected；Impeller water guide cone outer lower portion is connected with hairbrush by support bar, and hairbrush offsets with screen pack；It is some to cut
Knife, it is uniformly distributed around impeller water guide cone；Cutting knife one end is hanging, and the other end and impeller water guide cone are affixed；Fat seal groove, it sets
In the lower end of seal cavity, the upper end of impeller hub is provided with the annular protrusion stretched into fat seal groove, fat seal groove and is provided with
Stop-leak compound.
Further, the middle part of the screen pack is downwardly projecting, and its upper end is connected with installation frame, installation frame and water inlet loudspeaker
Anti-skid rubber cushion is provided between madial wall.
Further, the installation frame includes being bent downwardly in the middle part of two affixed Curved beams that intersect, Curved beam,
The two ends of Curved beam offset with water-inlet horn madial wall.
Further, border is provided with annular flange, one end and the annular of the cutting knife on the lateral wall of the impeller water guide cone
Flange is affixed.
Further, the cylindrical side wall of the annular flange is provided with some mounting grooves, and mounting groove surrounds the axle of annular flange
Line is uniform；One end of the cutting knife is placed in mounting groove, and is fixed by the fastener through annular flange.
Further, the cutting knife is industrial ceramics knife.
Further, the bottom of the seal cavity madial wall is connected with toroidal frame, and the longitudinal section of toroidal frame is " ┒ " shape, ring
Shape frame is collectively forming the fat seal groove that Open Side Down with seal cavity madial wall.
Further, the lower end of the toroidal frame is provided with the flanging extended to the inside of the fat seal groove.
Relative to prior art, submerged axial-flow pump seal Anti-blocking structure described in the utility model has the advantage that：
Submerged axial-flow pump seal Anti-blocking structure described in the utility model, using the body carried in sandwich construction, with current
The sludge of the larger sandstone of product, strip twister and small volume is corresponded to one by one, is handled respectively.Sandstone is carried out by screen pack
Intercept, and screen pack is cleared up by hairbrush, it is ensured that the work of its continuous and effective.Strip twister is carried out by cutting knife
Chopping, effectively avoids it from being wrapped on impeller, causes the damage of motor and impeller.Pass through the stop-leak compound in fat seal groove, energy
Enough effective stop sludge and strip twister chopped are entered in seal cavity, protection motor and motor shaft.
Brief description of the drawings
Constitute a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new
The schematic description and description of type is used to explain the utility model, does not constitute to improper restriction of the present utility model.
In accompanying drawing：
Fig. 1 is the main view of the submerged axial-flow pump seal Anti-blocking structure described in the utility model embodiment to sectional view；
Fig. 2 is the enlarged drawing of I parts in Fig. 1.
Description of reference numerals：
1- seal cavities；101- toroidal frames；102- flangings；2- impeller hubs；201- annular protrusions；3- cutting knifes；4- impellers
Water guide cone；401- annular flanges；5- installation frames；6- screen packs；7- anti-skid rubber cushions；8- stop-leak compounds；9- water-inlet horns；10-
Hairbrush；11- support bars.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicate
Or imply that the device or element of meaning must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For to limitation of the present utility model.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating
Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined
Feature can express or implicitly include one or more this feature.In description of the present utility model, unless separately
It is described, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the utility model.
Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Such as Fig. 1-2, the utility model proposes a kind of submerged axial-flow pump seal Anti-blocking structure, including screen pack 6, it is placed in leaf
The lower section of water guide cone 4 is taken turns, and is detachably connected with water-inlet horn 9；The outer lower portion of impeller water guide cone 4 passes through the affixed hairiness of support bar 11
Brush 10, hairbrush 10 offsets with screen pack 6；Some cutting knifes 3, it is uniformly distributed around impeller water guide cone 4；The one end of cutting knife 3 is hanging, separately
One end and impeller water guide cone 4 are affixed；Fat seal groove, it is located at the lower end of seal cavity 1, and the upper end of impeller hub 2, which is provided with, to be stretched into
Stop-leak compound 8 is installed in annular protrusion 201 in fat seal groove, fat seal groove.On the one hand annular protrusion 201 stops takes in current
The small size debris such as sludge of band, on the other hand can play a protective role to stop-leak compound 8.
The middle part of above-mentioned screen pack 6 is downwardly projecting, and its upper end is connected with installation frame 5, installation frame 5 and water-inlet horn 9
Anti-skid rubber cushion 7 is provided between madial wall.The downwardly projecting screen pack 6 in middle part, on the one hand can increase the acting surface of screen pack 6
Product；On the other hand help to make absorption in the debris in the outside of screen pack 6 to moving around, then coordinate hairbrush 10 to depart from debris
Filter screen 6.Installation frame 5 be used for screen pack 6 is supported, with ensure screen pack 6 profile will not because of current effect, lead
Mutagens shape.
The external diameter of installation frame 5 is larger, can be connected on the tubaeform madial wall of water-inlet horn 9 during installation.Meanwhile, work
Shi Shuiliu can produce inside suction to screen pack 6, and coordinate anti-skid rubber cushion 7, make installation frame 5 crooked, further
Ensure that the installation of screen pack 6 is consolidated.
Above-mentioned installation frame 5 includes being bent downwardly in the middle part of two affixed Curved beams that intersect, Curved beam, Curved beam
Two ends offseted with the madial wall of water-inlet horn 9.The structure causes installation frame 5 on the premise of sound construction is ensured, minimum
Take the work area of screen pack 6.
Border is provided with annular flange 401, one end of above-mentioned cutting knife 3 and loop method on the lateral wall of above-mentioned impeller water guide cone 4
Orchid 401 is affixed.The cylindrical side wall of above-mentioned annular flange 401 is provided with some mounting grooves, and mounting groove surrounds the axle of annular flange 401
Line is uniform；One end of above-mentioned cutting knife 3 is placed in mounting groove, and is fixed by the fastener through annular flange 401.Above-mentioned cutting knife
3 be industrial ceramics knife.Using industrial ceramics knife as cutting knife 3, because it has high rigidity, anti-oxidant, chemical stability good
Feature, can substantially reduce maintenance cost.Meanwhile, demolition and maintenance, further reduction can be carried out to single cutting knife 3 by fastener
Maintenance cost.
The bottom of the above-mentioned madial wall of seal cavity 1 is connected with toroidal frame 101, and the longitudinal section of toroidal frame 101 is " ┒ " shape, ring
Shape frame 101 is collectively forming the fat seal groove that Open Side Down with the madial wall of seal cavity 1.The lower end of above-mentioned toroidal frame 101 be provided with to
The flanging 102 of extension inside above-mentioned fat seal groove.The toroidal frame 101 of the madial wall of seal cavity 1 is fixed on so that fat seal groove
Positioned at the inner side of seal cavity 1, contribute to the holding of stop-leak compound 8.Meanwhile, ring is further increased by inside flanging 102
Protective effect of the shape frame 101 to stop-leak compound 8.
Due to needing to ensure the inflow of water pump, therefore the space of screen pack 6 can be larger, its can only to volume in current compared with
Big sandstone is intercepted.The sludge and strip twister of carrying in current can be inside with current continuation through screen pack 6
It is mobile.Strip twister is in moving process, and the cutting knife 3 that can be rotated is shredded, it is to avoid it is wrapped on impeller, to impeller and electricity
Machine causes damage.Because the stop-leak compound 8 irrigated in fat seal groove can enter to the gap between impeller hub 2 and seal cavity 1
Row closure, therefore can effectively stop the sludge in current and strip twister chopped, it is to avoid it enters seal cavity 1
Inside, to motor and motor shaft cause damage.
Submerged axial-flow pump seal Anti-blocking structure described in the utility model, using the body carried in sandwich construction, with current
The sludge of the larger sandstone of product, strip twister and small volume is corresponded to one by one, is handled respectively.Sandstone is entered by screen pack 6
Row is intercepted, and screen pack 6 is cleared up by hairbrush 10, it is ensured that the work of its continuous and effective.Strip is wound by cutting knife 3
Thing is shredded, and effectively avoids it from being wrapped on impeller, causes the damage of motor and impeller.Pass through the sealing in fat seal groove
Fat 8, can effectively stop that sludge and strip twister chopped are entered in seal cavity 1, protection motor and motor shaft.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (8)
1. a kind of submerged axial-flow pump seal Anti-blocking structure, it is characterised in that including：
Screen pack (6), it is placed in below impeller water guide cone (4), and is detachably connected with water-inlet horn (9)；Impeller water guide cone (4)
Outer lower portion is connected with hairbrush (10) by support bar (11), and hairbrush (10) offsets with screen pack (6)；
Some cutting knifes (3), it is uniformly distributed around impeller water guide cone (4)；Cutting knife (3) one end is hanging, the other end and impeller water guide
Bore (4) affixed；
Fat seal groove, it is located at the lower end of seal cavity (1), and the upper end of impeller hub (2) is provided with the ring stretched into fat seal groove
Stop-leak compound (8) is installed in shape projection (201), fat seal groove.
2. submerged axial-flow pump seal Anti-blocking structure according to claim 1, it is characterised in that：In the screen pack (6)
Portion is downwardly projecting, and its upper end is connected with installation frame (5), provided with anti-skidding between installation frame (5) and water-inlet horn (9) madial wall
Rubber blanket (7).
3. submerged axial-flow pump seal Anti-blocking structure according to claim 2, it is characterised in that：Installation frame (5) bag
Include and be bent downwardly in the middle part of two affixed Curved beams that intersect, Curved beam, two ends and water-inlet horn (9) inner side of Curved beam
Wall offsets.
4. submerged axial-flow pump seal Anti-blocking structure according to claim 1, it is characterised in that：The impeller water guide cone (4)
Lateral wall on border be provided with annular flange (401), one end of the cutting knife (3) and annular flange (401) are affixed.
5. submerged axial-flow pump seal Anti-blocking structure according to claim 4, it is characterised in that：The annular flange (401)
Cylindrical side wall be provided with some mounting grooves, mounting groove around annular flange (401) axis it is uniform；The one of the cutting knife (3)
End is placed in mounting groove, and is fixed by the fastener through annular flange (401).
6. the submerged axial-flow pump seal Anti-blocking structure according to claim 1,4 or 5 any one, it is characterised in that：It is described to cut
Knife (3) is industrial ceramics knife.
7. submerged axial-flow pump seal Anti-blocking structure according to claim 1, it is characterised in that：In the seal cavity (1)
The bottom of side wall is connected with toroidal frame (101), and the longitudinal section of toroidal frame (101) is " ┒ " shape, toroidal frame (101) and seal cavity
(1) madial wall is collectively forming the fat seal groove that Open Side Down.
8. submerged axial-flow pump seal Anti-blocking structure according to claim 7, it is characterised in that：The toroidal frame (101)
Lower end is provided with the flanging (102) extended to the inside of the fat seal groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720114146.8U CN206468597U (en) | 2017-02-06 | 2017-02-06 | A kind of submerged axial-flow pump seal Anti-blocking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720114146.8U CN206468597U (en) | 2017-02-06 | 2017-02-06 | A kind of submerged axial-flow pump seal Anti-blocking structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206468597U true CN206468597U (en) | 2017-09-05 |
Family
ID=59704176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720114146.8U Expired - Fee Related CN206468597U (en) | 2017-02-06 | 2017-02-06 | A kind of submerged axial-flow pump seal Anti-blocking structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206468597U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108894995A (en) * | 2018-07-03 | 2018-11-27 | 浙江融乐环境科技有限公司 | A kind of big flow self-cleaning type water pump |
| CN112524052A (en) * | 2020-11-25 | 2021-03-19 | 高邮环流泵业有限公司 | Stable form axial-flow pump convenient to carry out high-efficient cleanness |
-
2017
- 2017-02-06 CN CN201720114146.8U patent/CN206468597U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108894995A (en) * | 2018-07-03 | 2018-11-27 | 浙江融乐环境科技有限公司 | A kind of big flow self-cleaning type water pump |
| CN112524052A (en) * | 2020-11-25 | 2021-03-19 | 高邮环流泵业有限公司 | Stable form axial-flow pump convenient to carry out high-efficient cleanness |
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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 |
Granted publication date: 20170905 Termination date: 20200206 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |