CN208793237U - A kind of good wear-resisting efficient non-plugging centrifugal pump of axle envelope effect - Google Patents
A kind of good wear-resisting efficient non-plugging centrifugal pump of axle envelope effect Download PDFInfo
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- CN208793237U CN208793237U CN201821255608.9U CN201821255608U CN208793237U CN 208793237 U CN208793237 U CN 208793237U CN 201821255608 U CN201821255608 U CN 201821255608U CN 208793237 U CN208793237 U CN 208793237U
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- ring
- pressing plate
- plate
- annular pressing
- pump
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Abstract
The utility model belongs to centrifugation pump technical field, propose a kind of good wear-resisting efficient non-plugging centrifugal pump of axle envelope effect, filler baffle ring is additionally provided between gland and airtight and watertight padding, filler baffle ring includes successively from the ring flat-plate one being arranged close to separate filler, elastic ring, ring flat-plate two, ring flat-plate one includes for stretching to the annular convex edge for withstanding airtight and watertight padding between stuffing box and pump shaft, annular convex edge is arranged on annular pressing plate one, ring flat-plate two includes being glanded the annular pressing plate two pushed down, elastic ring is pressed between annular pressing plate one and annular pressing plate two, the outer of annular pressing plate one is provided with clamp, the outer of annular pressing plate two is provided with cutting ferrule, clamp is fastened in cutting ferrule.After the utility model solves wear-resisting efficient non-plugging centrifugal pump use all the year round in the prior art, axle portion sealing cannot be played the role of the technical issues of preferable.
Description
Technical field
The utility model belongs to centrifugation pump technical field, is related to a kind of wear-resisting efficient non-plugging that axle envelope effect is good centrifugation
Pump.
Background technique
Wear-resisting Effective Non-clogging Pump mainly for delivery of in industrial flow, sanitary sewage, industrial wastewater etc. contain solid
The liquid of grain suspended matter or fibrous suspended matter, such as pump sewage dirt, mud, paper pulp, lime-ash, foodstuff starch, fishes and shrimps shellfish
Shell etc..It is widely used in the industries such as municipal administration, environmental protection, sewage treatment, light industry, chemical industry, mine, petroleum, water conservancy.By institute in sewage
The impurity contained is different, it is necessary to design different types of sewage pump to meet different use condition and applying working condition.Sewage pump
Core hydraulic part be impeller and the pump housing, the superiority and inferiority of performance also just represents the superiority and inferiority of pump performance, the anti-clogging of sewage pump
Energy, efficiency, cavitation performance and anti-erosion performance are mainly to be guaranteed by impeller and the big component of pump housing volute casing two.The prior art
In Non-blinding pump design when due to needing to consider anti-clogging, impeller is cumbersome, and resistance when work also accordingly increases,
Therefore also proposed the requirement of a higher step to the sealing of axle portion, especially all the year round after use, axle portion seal still should play compared with
Good effect.
Utility model content
The utility model proposes a kind of good wear-resisting efficient non-plugging centrifugal pumps of axle envelope effect, solve in the prior art
The above problem.
The technical solution of the utility model is achieved in that
A kind of good wear-resisting efficient non-plugging centrifugal pump of axle envelope effect, including
The pump case of annular, one end of the pump case are connected with drive end bearing bracket, the other end be connected in turn rear backplate, connector,
Bearing assembly is provided with water outlet on the pump case, water inlet is provided on the drive end bearing bracket, is provided in the bearing assembly
Pump shaft, the end after the pump shaft passes through the rear backplate and is pierced by are provided with impeller, and the impeller is arranged in the pump case
And it is provided with casing ring between the drive end bearing bracket,
The stuffing box that is on one side provided with circular platform type of the rear backplate far from the impeller, the stuffing box and the pump shaft
Between be provided with airtight and watertight padding, the airtight and watertight padding is compressed by gland, and the end of the stuffing box is arranged in the gland,
Filler baffle ring is additionally provided between the gland and the airtight and watertight padding, the filler baffle ring includes successively from close
To far from the filler setting ring flat-plate one, elastic ring, ring flat-plate two, the ring flat-plate one include for stretch to the stuffing box with
The annular convex edge for withstanding the airtight and watertight padding between the pump shaft, the annular convex edge are arranged on annular pressing plate one,
The ring flat-plate two includes the annular pressing plate two pushed down by the gland, and the elastic ring is pressed on the annular pressing plate
Between one and the annular pressing plate two, the outer of the annular pressing plate one is provided with clamp, and the outer of the annular pressing plate two is set
It is equipped with cutting ferrule, the clamp is fastened in the cutting ferrule.
As further technical solution, filler set is provided between the rear backplate and the pump shaft, the sealing is filled out
Material setting is provided with seal cage in the airtight and watertight padding between filler set and the filler baffle ring.
As further technical solution, the elastic ring is polytetrafluoroethylene (PTFE) rubber ring.
As further technical solution, the clamp is L-type, and the cutting ferrule is U-shaped and is a side to close to described
Clamp is inclined U-shaped.
The utility model is using principle and has the beneficial effect that
In the utility model, impeller setting is being provided with casing ring, working effect in pump case and between drive end bearing bracket
More preferably, the stuffing box that is on one side provided with circular platform type of the rear backplate far from impeller, therefore structure is more stable, airtight and watertight padding is by gland
Filler baffle ring is pushed down so that structural stability is significantly improved, especially filler baffle ring includes successively from close
To ring flat-plate one, elastic ring, ring flat-plate two far from filler setting, the cooperation of three can push down filler and in elastic ring well
Under the action of can guarantee that condiment has certain compression, even if using for a long time it is also ensured that effect, and pumped for a long time
Entire filler baffle ring will not be damaged under body shock effect, therefore there is good practicability, while ring flat-plate one and ring
Clamp is entangled by cutting ferrule between plate two to realize that annular pressing plate two, annular pressing plate one push down elastic ring, therefore effect
It more preferably, and not is complete stuck, as long as being pushed down under the pressure effect of gland, with good practicability.
It is provided with filler set in the utility model, between rear backplate and pump shaft, water seal ring filler is provided in airtight and watertight padding
The effect of set and water seal makes sealing effect be guaranteed, and elastic ring is polytetrafluoroethylene (PTFE) rubber ring, is further mentioned
The high practical durability of product, clamp are L-type, and cutting ferrule is U-shaped and is a side to inclined U-shaped close to clamp, be ensure that
Preferably block effect.
Detailed description of the invention
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is A partial enlargement diagram in Fig. 1；
In figure: 1- pump case, 2- filler baffle ring, 21- ring flat-plate one, 211- annular convex edge, 212- annular pressing plate one, 213- card
Head, 22- elastic ring, 23- ring flat-plate two, 231- annular pressing plate two, 232- cutting ferrule, 3- drive end bearing bracket, 4- rear backplate, 5- connector, 6-
Bearing assembly, 7- water outlet, 8- water inlet, 9- pump shaft, 10- impeller, 11- casing ring, 12- stuffing box, 13- sealing are filled out
Material, 14- gland, 15- filler set, 16- seal cage.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in FIG. 1 to FIG. 2, the utility model proposes a kind of good wear-resisting efficient non-plugging centrifugal pump of axle envelope effect, packets
It includes
The pump case 1 of annular, one end of pump case 1 are connected with drive end bearing bracket 3, the other end be connected in turn rear backplate 4, connector 5,
Bearing assembly 6 is provided with water outlet 7 on pump case 1, water inlet 8 is provided on drive end bearing bracket 3, pump shaft 9 is provided in bearing assembly 6,
End after pump shaft 9 passes through rear backplate 4 and is pierced by is provided with impeller 10, and impeller 10 is arranged in pump case 1 and between drive end bearing bracket 3
It is provided with casing ring 11,
The stuffing box 12 that is on one side provided with circular platform type of the rear backplate 4 far from impeller 10, is arranged between stuffing box 12 and pump shaft 9
There is airtight and watertight padding 13, airtight and watertight padding 13 is compressed by gland 14, and the end of stuffing box 12 is arranged in gland 14,
Filler baffle ring 2 is additionally provided between gland 14 and airtight and watertight padding 13, filler baffle ring 2 includes successively from far from
Ring flat-plate 1, the elastic ring 22, ring flat-plate 2 23 of filler setting, ring flat-plate 1 include for stretch to stuffing box 12 and pump shaft 9 it
Between the annular convex edge 211 of withstanding airtight and watertight padding 13, annular convex edge 211 is arranged on annular pressing plate 1,
Ring flat-plate 2 23 includes being glanded 14 annular pressing plates 2 231 pushed down, elastic ring 22 be pressed on annular pressing plate 1 with
Between annular pressing plate 2 231, the outer of annular pressing plate 1 is provided with clamp 213, and the outer of annular pressing plate 2 231 is provided with
Cutting ferrule 232, clamp 213 are fastened in cutting ferrule 232.
In the utility model, the setting of impeller 10 is being provided with casing ring 11, work in pump case 1 and between drive end bearing bracket 3
Make better effect, the stuffing box 12 that is on one side provided with circular platform type of the rear backplate 4 far from impeller 10, therefore structure is more stable, it is close
Packing material 13 by gland 14 pushes down filler baffle ring 2 so that structural stability is significantly improved, especially filler
Baffle ring 2 includes successively from close to ring flat-plate 1, the elastic ring 22, ring flat-plate 2 23 being arranged far from filler, and the cooperation of three can be with
Filler is pushed down well and can guarantee that condiment has certain compression under the action of elastic ring 22, even if using for a long time
It is also ensured that effect, and entire filler baffle ring 2 will not be damaged under long-term pump housing shock effect, therefore have
Good practicability, while entangling clamp 213 by cutting ferrule 232 between ring flat-plate 1 and ring flat-plate 2 23 to realize annular pressure
Plate 2 231, annular pressing plate 1 push down elastic ring 22, therefore effect is more preferable, and be not it is complete stuck, as long as gland
It is pushed down under 14 pressure effect, there is good practicability.
Further, be provided between rear backplate 4 and pump shaft 9 filler set 15, airtight and watertight padding 13 setting filler set 15 with fill out
Expect between baffle ring 2, and is provided with seal cage 16 in airtight and watertight padding 13.
Further, elastic ring 22 is polytetrafluoroethylene (PTFE) rubber ring.
Further, clamp 213 is L-type, and cutting ferrule 232 is U-shaped and is that a side is inclined U-shaped to close clamp 213.
In the utility model, it is provided with filler set 15 between rear backplate 4 and pump shaft 9, is provided with water seal in airtight and watertight padding 13
The effect of 16 filler of ring set 15 and water seal makes sealing effect be guaranteed, and elastic ring 22 is polytetrafluoroethylene (PTFE) rubber
Ring further improves the practical durability of product, and clamp 213 is L-type, and cutting ferrule 232 is U-shaped and is a side to close to clamp
213 is inclined U-shaped, ensure that and preferably blocks effect.
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 scope within.
Claims (4)
1. a kind of good wear-resisting efficient non-plugging centrifugal pump of axle envelope effect, which is characterized in that the pump case (1) including annular, it is described
One end of pump case (1) is connected with drive end bearing bracket (3), and the other end is connected with rear backplate (4), connector (5), bearing assembly (6) in turn,
It is provided with water outlet (7) on the pump case (1), is provided with water inlet (8) on the drive end bearing bracket (3), in the bearing assembly (6)
It is provided with pump shaft (9), the end after the pump shaft (9) passes through the rear backplate (4) and is pierced by is provided with impeller (10), the leaf
Wheel (10) setting is provided with casing ring (11) in the pump case (1) and between the drive end bearing bracket (3),
The stuffing box (12) that is on one side provided with circular platform type of the rear backplate (4) far from the impeller (10), the stuffing box
(12) it is provided between the pump shaft (9) airtight and watertight padding (13), the airtight and watertight padding (13) is compressed by gland (14), the pressure
(14) are covered to be arranged in the end of the stuffing box (12),
It is additionally provided between the gland (14) and the airtight and watertight padding (13) filler baffle ring (2), the filler baffle ring (2) includes
Successively from ring flat-plate one (21), the elastic ring (22), ring flat-plate two (23) being arranged close to the separate filler, the ring flat-plate one (21)
Including for stretching to the annular convex edge for withstanding the airtight and watertight padding (13) between the stuffing box (12) and the pump shaft (9)
(211), the annular convex edge (211) is arranged on annular pressing plate one (212),
The ring flat-plate two (23) includes the annular pressing plate two (231) pushed down by the gland (14), and elastic ring (22) pressure is set
Between the annular pressing plate one (212) and the annular pressing plate two (231), the outer of the annular pressing plate one (212) is arranged
Have clamp (213), the outer of the annular pressing plate two (231) is provided with cutting ferrule (232), and the clamp (213) is fastened on described
In cutting ferrule (232).
2. a kind of good wear-resisting efficient non-plugging centrifugal pump of axle envelope effect according to claim 1, which is characterized in that described
It is provided between rear backplate (4) and the pump shaft (9) filler set (15), the airtight and watertight padding (13) is arranged in the filler set
(15) between the filler baffle ring (2), and seal cage (16) are provided in the airtight and watertight padding (13).
3. a kind of good wear-resisting efficient non-plugging centrifugal pump of axle envelope effect according to claim 1, which is characterized in that described
Elastic ring (22) is polytetrafluoroethylene (PTFE) rubber ring.
4. a kind of good wear-resisting efficient non-plugging centrifugal pump of axle envelope effect according to claim 3, which is characterized in that described
Clamp (213) is L-type, and the cutting ferrule (232) is U-shaped and is that a side is inclined U-shaped to close the clamp (213).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821255608.9U CN208793237U (en) | 2018-08-06 | 2018-08-06 | A kind of good wear-resisting efficient non-plugging centrifugal pump of axle envelope effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821255608.9U CN208793237U (en) | 2018-08-06 | 2018-08-06 | A kind of good wear-resisting efficient non-plugging centrifugal pump of axle envelope effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208793237U true CN208793237U (en) | 2019-04-26 |
Family
ID=66204589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821255608.9U Expired - Fee Related CN208793237U (en) | 2018-08-06 | 2018-08-06 | A kind of good wear-resisting efficient non-plugging centrifugal pump of axle envelope effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208793237U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114294239A (en) * | 2021-12-30 | 2022-04-08 | 强大泵业集团行唐泵业有限公司 | Shield slurry conveying pump |
-
2018
- 2018-08-06 CN CN201821255608.9U patent/CN208793237U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114294239A (en) * | 2021-12-30 | 2022-04-08 | 强大泵业集团行唐泵业有限公司 | Shield slurry conveying pump |
| CN114294239B (en) * | 2021-12-30 | 2024-07-02 | 强大泵业集团行唐泵业有限公司 | Shield slurry conveying pump |
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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: 20190426 Termination date: 20210806 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |