CN204239319U - A kind of structure improved water pump vane choma and leak - Google Patents
A kind of structure improved water pump vane choma and leak Download PDFInfo
- Publication number
- CN204239319U CN204239319U CN201420647932.0U CN201420647932U CN204239319U CN 204239319 U CN204239319 U CN 204239319U CN 201420647932 U CN201420647932 U CN 201420647932U CN 204239319 U CN204239319 U CN 204239319U
- Authority
- CN
- China
- Prior art keywords
- impeller
- choma
- floating seal
- stage casing
- pump housing
- 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 238000007667 floating Methods 0.000 claims abstract description 62
- 239000000463 material Substances 0.000 claims description 9
- 238000007789 sealing Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides a kind of structure improved water pump vane choma and leak, and belongs to pump technology field.It solve the problem that existing impeller easily leaks without sealing opening ring.This improves the structure that water pump vane choma leaks, be located between impeller and the stage casing pump housing, impeller comprises axially to impeller port ring and the outlet part extended radially outwardly of downward-extension, the structure that this improvement water pump vane choma leaks comprise be sheathed on outside impeller port ring with the floating seal choma of impeller port ring Spielpassung, the inner of the stage casing pump housing is positioned at the bottom of described floating seal choma.The utility model have leakage less, good sealing effect, without the advantage such as wearing and tearing.
Description
Technical field
The utility model belongs to pump technology field, relates to a kind of structure improved water pump vane choma and leak.
Background technique
Pump refers to and to control by prime mover, orders about medium motion, by the transformation of energy that prime mover exports be pressure medium can energy conversion device, it is mainly used to transport liquid, comprises water, oil, acid & alkali liquid, emulsified liquid, suspended emulsion and liquid metal etc.; Also liquid, gaseous mixture and the liquid containing suspended solids can be carried.Classify by working principle, pump case is divided into positive displacement pump, impeller pump and jet pump.Impeller pump drives liquid at high speed revolution by impeller and mechanical energy is passed to carried liquid.The impeller of impeller pump is arranged in pump case, and is fastened on pump shaft, and pump shaft is moved by motor straight tape splicing.
Sealing used for pump is the device of impeller type multistage pump core the most, and water pump vane traditional in the market, without sealing opening ring, easily causes leakage loss; Also the water pump vane had adopts fixing choma, easily causes damage in impeller.
Summary of the invention
The purpose of this utility model there are the problems referred to above for existing technology, the structure of propose a kind of good sealing effect, leaking without the improvement water pump vane choma of wearing and tearing.
The purpose of this utility model realizes by following technical proposal:
This improves the structure that water pump vane choma leaks, be located between impeller and the stage casing pump housing, it is characterized in that, described impeller comprises axially to impeller port ring and the outlet part extended radially outwardly of downward-extension, the structure that this improvement water pump vane choma leaks comprise be sheathed on outside impeller port ring with the floating seal choma of impeller port ring Spielpassung, the inner of the described stage casing pump housing is positioned at the bottom of described floating seal choma.
In the structure that above-mentioned improvement water pump vane choma leaks, described impeller is three: be sheathed on the impeller one in rotating shaft, impeller two and impeller three successively, the described stage casing pump housing is three: the stage casing pump housing one, the stage casing pump housing two and the stage casing pump housing three, be provided with draining plate one between described impeller one and the stage casing pump housing two, between described impeller two and the stage casing pump housing three, be provided with draining plate two.
In the structure that above-mentioned improvement water pump vane choma leaks, described floating seal choma is three: the floating seal choma one being positioned at the impeller port ring one of impeller one, be positioned at impeller two impeller port ring two floating seal choma two and be positioned at the floating seal choma three of impeller port ring three of impeller three.
In the structure that above-mentioned improvement water pump vane choma leaks, the described stage casing pump housing one has the ring-shaped step one for holding floating seal choma one, the described stage casing pump housing two having the ring-shaped step two for holding floating seal choma two, the described stage casing pump housing three having the ring-shaped step three for holding floating seal choma three.
In the structure that above-mentioned improvement water pump vane choma leaks, described floating seal choma one adopts plastic materials to make; Described floating seal choma two adopts plastic materials to make; Described floating seal choma three adopts plastic materials to make.
Floating seal choma one, floating seal choma two and floating seal choma three float within the specific limits, when rotating shaft impeller one, impeller two and impeller San Tong method rotate, with floating seal choma one, floating seal choma two and floating seal choma three without friction, the wearing and tearing of floating seal choma one, floating seal choma two and floating seal choma three can not be caused, effectively extend its physical life.
Compared with prior art, this structure improving the leakage of water pump vane choma has the following advantages: between impeller one and the stage casing pump housing one, be provided with floating seal choma one, and the gap between impeller one is minimum, floating seal choma two is provided with between impeller two and the stage casing pump housing two, and the gap between impeller two is minimum, between impeller three and the stage casing pump housing three, be provided with floating seal choma three, and gap between impeller three is minimum, leak few, good sealing effect; This structure is simple, practical, low to its concentricity requirement, low cost of manufacture.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of preferred embodiment that the utility model provides.
In figure, 11, the stage casing pump housing one; 12, the stage casing pump housing two; 13, the stage casing pump housing three; 21, impeller one; 22, impeller two; 23, impeller three; 3, rotating shaft; 41, draining plate one; 42, draining plate two; 211, impeller port ring one; 221, impeller port ring two; 231, impeller port ring three; 51, floating seal choma one; 52, floating seal choma two; 53, floating seal choma three; 111, ring-shaped step one; 121, ring-shaped step two; 131, ring-shaped step three.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
This improves the structure that water pump vane choma leaks, be located between impeller and the stage casing pump housing, impeller comprises axially to impeller port ring and the outlet part extended radially outwardly of downward-extension, the structure that this improvement water pump vane choma leaks comprise be sheathed on outside impeller port ring with the floating seal choma of impeller port ring Spielpassung, the inner of the stage casing pump housing is positioned at the bottom of floating seal choma.
Concrete, as shown in Figure 1, impeller is three: be sheathed on the impeller 1 in rotating shaft 3, impeller 2 22 and impeller 3 23 successively, the stage casing pump housing is three: the stage casing pump housing 1, the stage casing pump housing 2 12 and the stage casing pump housing 3 13, be provided with draining plate 1 between impeller 1 and the stage casing pump housing 2 12, between impeller 2 22 and the stage casing pump housing 3 13, be provided with draining plate 2 42.
As shown in Figure 1, floating seal choma is three: the floating seal choma 1 being positioned at the impeller port ring 1 of impeller 1, be positioned at impeller 2 22 impeller port ring 2 221 floating seal choma 2 52 and be positioned at the floating seal choma 3 53 of impeller port ring 3 231 of impeller 3 23.As shown in Figure 1, the stage casing pump housing 1 has the ring-shaped step 1 for holding floating seal choma 1, the stage casing pump housing 2 12 having the ring-shaped step 2 121 for holding floating seal choma 2 52, the stage casing pump housing 3 13 having the ring-shaped step 3 131 for holding floating seal choma 3 53.
In the present embodiment, floating seal choma 1 adopts plastic materials to make, and floating seal choma 2 52 adopts plastic materials to make, and floating seal choma 3 53 adopts plastic materials to make.
Floating seal choma 1, floating seal choma 2 52 and floating seal choma 3 53 float within the specific limits, when rotating shaft 3 impeller 1, impeller 2 22 and impeller 3 23 rotate simultaneously, with floating seal choma 1, floating seal choma 2 52 and floating seal choma 3 53 without rubbing, the wearing and tearing of floating seal choma 1, floating seal choma 2 52 and floating seal choma 3 53 can not be caused, effectively extend its physical life.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (5)
1. the structure improved water pump vane choma and leak, be located between impeller and the stage casing pump housing, it is characterized in that, described impeller comprises axially to impeller port ring and the outlet part extended radially outwardly of downward-extension, the structure that this improvement water pump vane choma leaks comprise be sheathed on outside impeller port ring with the floating seal choma of impeller port ring Spielpassung, the inner of the described stage casing pump housing is positioned at the bottom of described floating seal choma.
2. a kind of structure improved water pump vane choma and leak according to claim 1, it is characterized in that, described impeller is three: be sheathed on the impeller one in rotating shaft, impeller two and impeller three successively, the described stage casing pump housing is three: the stage casing pump housing one, the stage casing pump housing two and the stage casing pump housing three, be provided with draining plate one between described impeller one and the stage casing pump housing two, between described impeller two and the stage casing pump housing three, be provided with draining plate two.
3. a kind of structure improved water pump vane choma and leak according to claim 2, it is characterized in that, described floating seal choma is three: the floating seal choma one being positioned at the impeller port ring one of impeller one, be positioned at impeller two impeller port ring two floating seal choma two and be positioned at the floating seal choma three of impeller port ring three of impeller three.
4. a kind of structure improved water pump vane choma and leak according to claim 3, it is characterized in that, the described stage casing pump housing one has the ring-shaped step one for holding floating seal choma one, the described stage casing pump housing two having the ring-shaped step two for holding floating seal choma two, the described stage casing pump housing three having the ring-shaped step three for holding floating seal choma three.
5. a kind of structure improved water pump vane choma and leak according to claim 3 or 4, it is characterized in that, described floating seal choma one adopts plastic materials to make; Described floating seal choma two adopts plastic materials to make; Described floating seal choma three adopts plastic materials to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420647932.0U CN204239319U (en) | 2014-11-04 | 2014-11-04 | A kind of structure improved water pump vane choma and leak |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420647932.0U CN204239319U (en) | 2014-11-04 | 2014-11-04 | A kind of structure improved water pump vane choma and leak |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204239319U true CN204239319U (en) | 2015-04-01 |
Family
ID=52768822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420647932.0U Expired - Fee Related CN204239319U (en) | 2014-11-04 | 2014-11-04 | A kind of structure improved water pump vane choma and leak |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204239319U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107747547A (en) * | 2017-11-24 | 2018-03-02 | 山西晋海制泵科技有限公司 | Hydraulic suspension formula anti-leak immersible pump |
| CN109538521A (en) * | 2019-01-18 | 2019-03-29 | 南京江流水泵有限公司 | A kind of sealing device of deep well pump impeller port ring |
-
2014
- 2014-11-04 CN CN201420647932.0U patent/CN204239319U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107747547A (en) * | 2017-11-24 | 2018-03-02 | 山西晋海制泵科技有限公司 | Hydraulic suspension formula anti-leak immersible pump |
| CN109538521A (en) * | 2019-01-18 | 2019-03-29 | 南京江流水泵有限公司 | A kind of sealing device of deep well pump impeller port ring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150401 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |