CN205013361U - Novel pump head of high leakproofness - Google Patents
Novel pump head of high leakproofness Download PDFInfo
- Publication number
- CN205013361U CN205013361U CN201520696415.7U CN201520696415U CN205013361U CN 205013361 U CN205013361 U CN 205013361U CN 201520696415 U CN201520696415 U CN 201520696415U CN 205013361 U CN205013361 U CN 205013361U
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- CN
- China
- Prior art keywords
- pump
- impeller
- suspension
- bearing
- filler
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- 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
Novel pump head of high leakproofness relates to water pump technical field, and the main part is the pump body, is provided with the pump shaft at the internally mounted of the pump body, and the axle sleeve is equipped with to anterior the overlapping of pump shaft, the impeller is installed to the front end of pump shaft, the impeller is fixed between through impeller nut and pump shaft, still be provided with the sealing ring between the inner wall of the impeller and the pump body, install the pump cover in the rear end of impeller, be provided with the filler between axle sleeve and pump cover, filler externally mounted has gland, the rear end position of pump cover still sets up installs the bearing, is provided with bearing cover in the installation of the front end of bearing, is provided with the suspension in the rear end of bearing, fixed connection between the suspension and the pump body has still seted up the oilhole in the top of suspension, installs at the lower extreme of suspension and is provided with the suspension support. The utility model discloses structural design is novel reasonable, convenient to use, efficient, and sealing performance is very outstanding, is of value to improving work efficiency and operating mass with rated load.
Description
Technical field:
The utility model relates to pump technology field, is specifically related to the novel pump head of high leak tightness.
Background technique:
Diversified equipment can be needed, and these equipments, especially important equipment in the evolution of China's petrochemical industry, can not whole dependence on import, because whole dependence on import, development will be under one's control.Only have and strengthen localization of key equipment tackling key problem, progressively shorten the gap with advanced foreign technology, the competitive ability could had the initiative in hands in international competition, promote China's petrochemical industry development.
From present situation, pump manufacturing enterprise of China possess skills innovation ability, from enhancing Enterprise Innovation Capability, by assimilating advanced foreign technologies and further refine them, the research and development of large-scale oil line pump can be realized completely.Autonomous Design research and development are carried out to oil line pump product, the design and fabrication technology of oil line pump has breakthrough, realize the target of production domesticization, import substitutes, so not only can improve the capability and qualification of enterprise's Continuous Innovation, and cultivate new industry, the structural design moreover also broken traditions in the sealability of pump, enhance the sealing of the pump housing, improve the working efficiency of pump.
Model utility content:
Technical problem to be solved in the utility model is to provide that a kind of novel in structural design is reasonable, easy to use, efficiency is high, the novel pump head of the high leak tightness that sealability is very outstanding.
Technical problem to be solved in the utility model adopts following technological scheme to realize:
The novel pump head of high leak tightness, main body is the pump housing, install in the inside of the pump housing and be provided with pump shaft, the front portion of pump shaft is set with axle sleeve, the front end of described pump shaft is provided with impeller, described impeller is by being fixed between impeller nut and pump shaft, also seal ring is provided with between described impeller and the inwall of the pump housing, in the rear end of impeller, pump cover is installed, described pump cover is sleeved on the axle sleeve on pump shaft, filler is provided with between axle sleeve and pump cover, described filler outside is provided with Gland, described Gland mounts cover on the hole between pump cover and axle sleeve, the back-end location of described pump cover also arranges and is provided with bearing, described bearing is also arranged on pump shaft, install in the front end of bearing and be provided with bearing gland, bearing gland makes bearing stability and safety more, also there is certain sealing effect, the rear end of bearing is provided with suspension, described suspension is fixedly connected with between the pump housing, also oilhole is offered above suspension, and be provided with oilhole lid, install in the lower end of suspension and be provided with suspension strut, the effect that described suspension strut can play protection for suspension and support,
Described filler is provided with multilayer, and filler adopts the cutting of corrosion-and high-temp-resistant material to form, and arranges and is provided with seal cage, improve the overall tightness of filler in the middle of filler;
Also be provided with the negative pressure produced when seal ring can strengthen vane rotary between described impeller and the inwall of the pump housing, increase the working pressure of pump; And the overall tightness that the setting of many places seal ring can increase pump body effectively can improve the pressure of pump, improve working effect and the working efficiency of pump;
The beneficial effects of the utility model are: novel in structural design is reasonable, easy to use, efficiency is high, and sealability is very outstanding, is of value to and increases work efficiency and workmanship.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model;
Wherein: the 1-pump housing; 2-seal ring; 3-impeller; 4-impeller nut; 5-pump shaft; 6-filler; 7-seal cage; 8-pump cover; 9-Gland; 10-axle sleeve; 11-bearing gland; 12-suspension; 13-bearing; 14-oilhole; 15-suspension strut.
Embodiment:
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
As shown in Figure 1, the novel pump head of high leak tightness, main body is the pump housing 1, install in the inside of the pump housing 1 and be provided with pump shaft 5, the front portion of pump shaft 5 is set with axle sleeve 10, the front end of described pump shaft 5 is provided with impeller 3, described impeller 3 is by being fixed between impeller nut 4 and pump shaft 5, seal ring 2 is also provided with between described impeller 3 and the inwall of the pump housing 1, in the rear end of impeller 3, pump cover 8 is installed, described pump cover 8 is sleeved on the axle sleeve 10 on pump shaft 5, filler 6 is provided with between axle sleeve 10 and pump cover 8, described filler 6 outside is provided with Gland 9, described Gland 9 mounts cover on the hole between pump cover 8 and axle sleeve 10, the back-end location of described pump cover 8 also arranges and is provided with bearing 13, described bearing 13 is also arranged on pump shaft 5, install in the front end of bearing 13 and be provided with bearing gland 11, bearing gland 11 makes bearing 13 stability and safety more, also there is certain sealing effect, the rear end of bearing 13 is provided with suspension 12, described suspension 12 is fixedly connected with between the pump housing 1, oilhole 14 is also offered above suspension 12, and be provided with oilhole lid, install in the lower end of suspension 12 and be provided with suspension strut 15, the effect that described suspension strut 15 can play protection for suspension 13 and support,
Described filler 6 is provided with multilayer, and filler 6 adopts the cutting of corrosion-and high-temp-resistant material to form, and arranges and is provided with seal cage 7, improve the overall tightness of filler in the middle of filler 6;
Also be provided with seal ring 2 between described impeller 3 and the inwall of the pump housing 1 and can strengthen the negative pressure produced when impeller 3 rotates, increase the working pressure of pump; And the overall tightness that the setting of many places seal ring can increase pump body effectively can improve the pressure of pump, improve working effect and the working efficiency of pump;
More than show and describe basic principle of the present utility model and major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. the novel pump head of high leak tightness, main body is the pump housing, install in the inside of the pump housing and be provided with pump shaft, the front portion of pump shaft is set with axle sleeve, the front end of described pump shaft is provided with impeller, described impeller is by being fixed between impeller nut and pump shaft, it is characterized in that: between described impeller and the inwall of the pump housing, be also provided with seal ring, in the rear end of impeller, pump cover is installed, described pump cover is sleeved on the axle sleeve on pump shaft, filler is provided with between axle sleeve and pump cover, described filler outside is provided with Gland, described Gland mounts cover on the hole between pump cover and axle sleeve, the back-end location of described pump cover also arranges and is provided with bearing, described bearing is also arranged on pump shaft, install in the front end of bearing and be provided with bearing gland, the rear end of bearing is provided with suspension, described suspension is fixedly connected with between the pump housing, also oilhole is offered above suspension, install in the lower end of suspension and be provided with suspension strut.
2. the novel pump head of high leak tightness according to claim 1, is characterized in that: described filler is provided with multilayer, and filler adopts the cutting of corrosion-and high-temp-resistant material to form, and arranges and be provided with seal cage in the middle of filler.
3. the novel pump head of high leak tightness according to claim 1, is characterized in that: described oilhole is provided with oilhole lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520696415.7U CN205013361U (en) | 2015-09-09 | 2015-09-09 | Novel pump head of high leakproofness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520696415.7U CN205013361U (en) | 2015-09-09 | 2015-09-09 | Novel pump head of high leakproofness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205013361U true CN205013361U (en) | 2016-02-03 |
Family
ID=55211970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520696415.7U Expired - Fee Related CN205013361U (en) | 2015-09-09 | 2015-09-09 | Novel pump head of high leakproofness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205013361U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109958653A (en) * | 2019-04-02 | 2019-07-02 | 中国北方发动机研究所(天津) | A kind of two-sided water pump reliably sealed |
-
2015
- 2015-09-09 CN CN201520696415.7U patent/CN205013361U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109958653A (en) * | 2019-04-02 | 2019-07-02 | 中国北方发动机研究所(天津) | A kind of two-sided water pump reliably sealed |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160203 Termination date: 20160909 |