CN204851624U - No filler bearing seal structure - Google Patents
No filler bearing seal structure Download PDFInfo
- Publication number
- CN204851624U CN204851624U CN201520520412.8U CN201520520412U CN204851624U CN 204851624 U CN204851624 U CN 204851624U CN 201520520412 U CN201520520412 U CN 201520520412U CN 204851624 U CN204851624 U CN 204851624U
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- CN
- China
- Prior art keywords
- pump
- bearing seal
- shaft
- water
- seal
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- Expired - Fee Related
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Abstract
The utility model discloses a no filler bearing seal structure comprises total adult, glib talker, sealing ring, the pump body, pump shaft, O type circle, and this bearing seal be multistage cramped construction, and is whole for the hollow shaft form, is provided with different specifications according to the pump shaft size, direct wholly overlapping in the position that needs the sealed up during use, and the fixing bolt that screws can. This bearing seal is applicable to well turn on pump, multistage pump, single -stage and single -suction centrifugal pump, sediment stuff pump, chemical pump and partial special pump, is suitable for and pumps media such as clear water, muddy water, sewage, oil, acid, alkali. The utility model discloses a sealed function that turns into the operating pressure that carries liquid realizes sealedly, does not have leakages when making water pump operation or termination of pumping, does not drip, does not get rid of the water phenomenon, just need not any auxiliary cooling equipment, and this bearing seal possesses advantages such as long service life, range of application guangZhou, simple to operate, energy -conservation simultaneously.
Description
Technical field
The utility model relates to water pump packing field, particularly a kind of no-arbitrary pricing shaft seal structure of applied range.
Background technique
Shaft seal is the seal arrangement preventing pump shaft and housing place from leaking and arranging, and conventional type of shaft sealing has packing seal, mechanical seal, but these two kinds of sealings to there is working life shorter, the problems such as installation and maintenance are loaded down with trivial details.Some gland seal devices need auxiliary cooling device, may occur leaking, drip, water dumping phenomenon when pump operation or termination of pumping.Therefore, providing a kind of is the technical problem solved required for those skilled in the art without the need to any auxiliary cooling device, applied range, easy for installation, energy-conservation no-arbitrary pricing shaft seal structure.
Summary of the invention
For solving the problems referred to above existed in existing shaft seal structure, the purpose of this utility model is to provide a kind of no-arbitrary pricing shaft seal structure, and be made up of total adult, oil nozzle, seal ring, the pump housing, pump shaft, O type circle, described oil nozzle is positioned on total adult.
Described water pump is in operation, and pump internal pressure is to external leakage, and its pressure acts on seal ring, and now seal ring " distortion ", fits tightly with axle, and the larger sealability of pressure is better, and pressure is longer for less working life; Described O type circle is used to the gap between the total adult of sealing gland seal and the pump housing, in case press water leaks thus; Described oil nozzle is used for regularly injecting oiling agent.
Described shaft seal structure is applicable to middle-opening pump, multistage pump, single stage single suction volute pump, Pulp pump, chemical pump and part Special Pump, is suitable for and pumps the media such as clear water, muddy water, sewage, oil, acid, alkali.
Preferably, described pump shaft arranges different specifications according to using the difference of object.
Preferably, described structure comprises multistage dense seal ring, comprises multiple backup seal ring, for the working life of extending structure.
The advantage of no-arbitrary pricing shaft seal structure of the present utility model is:
1, this shaft seal is multistage compact structure, and overall assembly is hollow shaft-like, has various different specification size, compact structure according to pump shaft size, and directly entirety can be enclosed within the position needing sealing, be tightened bolt, and it is very convenient that installation is changed.
2, this shaft seal adopts multistage dense seal ring, and only need chopped-off head seal ring work can ensure No leakage during pump working, all the other seal rings at different levels are for subsequent use, and friction factor is little, extend and seal working life.
3, this shaft seal is applicable to middle-opening pump, multistage pump, single stage single suction volute pump, Pulp pump, chemical pump and part Special Pump, is suitable for and pumps the media such as clear water, muddy water, sewage, oil, acid, alkali.
4, this shaft seal is to water pump volumetric efficiency and mechanical efficiency by obvious castering action, and relative to conventional seals, pump efficiency promotes about 3%.
The utility model adopts the working pressure of conveying liquid to be converted into sealing function to realize sealing, No leakage when making pump operation or termination of pumping, drip, water dumping phenomenon, and without the need to any auxiliary cooling device, this shaft seal possesses long service life, applied range, the advantage such as easy for installation, energy-conservation simultaneously.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, simple introduction is done below by the accompanying drawing used required in embodiment or description of the prior art, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Accompanying drawing 1 is the no-arbitrary pricing shaft seal structure schematic diagram of the utility model embodiment.
In accompanying drawing, 1 is total adult, and 2 is oil nozzles, and 3 is seal rings, and 4 is pump housings, and 5 is pump shafts, and 6 is O type circles.
Embodiment
Below by specific embodiment, the utility model is further described.
By reference to the accompanying drawings shown in 1, no-arbitrary pricing shaft seal structure is made up of total adult 1, oil nozzle 2, seal ring 3, the pump housing 4, pump shaft 5, O type circle 6.
Water pump is in operation, and pump internal pressure is to external leakage, and its pressure acts on seal ring 3, and now seal ring 3 " distortion ", fits tightly with pump shaft 5, and the larger sealability of pressure is better, and pressure is longer for less working life; O type circle 6 is used to the gap between the total adult 1 of sealing gland seal and the pump housing 4, in case press water leaks thus; Oil nozzle 2 is positioned on total adult, and for regularly injecting oiling agent, wherein pump shaft 5 arranges different specifications according to using the difference of object.
This shaft seal is multistage compact structure, and overall assembly is hollow shaft-like, has various different specification size according to pump shaft size, and directly entirety can be enclosed within the position needing sealing during use, be tightened bolt, and it is very convenient that installation is changed.
This shaft seal adopts multistage dense seal ring, and only need chopped-off head seal ring work can ensure No leakage during pump working, all the other seal rings at different levels are for subsequent use, and friction factor is little, extend and seal working life.
This shaft seal is applicable to middle-opening pump, multistage pump, single stage single suction volute pump, Pulp pump, chemical pump and part Special Pump, is suitable for and pumps the media such as clear water, muddy water, sewage, oil, acid, alkali.
According to concrete performance, the all technical of this shaft seal is as follows: adapt to linear velocity and be 12m/s to the maximum, adaptive temperature is up to 180 DEG C, the highest 15m of pump intake water level, sealed working face diameter is 20-230mm, coupling filler chamber diameter is 51-270mm, working life is 6000-10000 hour, this shaft seal is to media property not requirement, cooling water or other radiator coolers is not needed in using process, this shaft seal is to water pump volumetric efficiency and mechanical efficiency by obvious castering action, and relative to conventional seals, pump efficiency promotes about 3%.
Apply specific embodiment herein to set forth principle of the present utility model and mode of execution, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping.The above is only preferred implementation of the present utility model, should be understood that, due to the finiteness of literal expression, and objectively there is unlimited concrete structure, for those skilled in the art, under the prerequisite not departing from the utility model principle, some improvement, retouching or change can also be made, also above-mentioned technical characteristics can be combined by rights; These improve retouching, change or combination, or the design of model utility and technological scheme are directly applied to other occasion without improving, and all should be considered as protection domain of the present utility model.
Claims (2)
1. a no-arbitrary pricing shaft seal structure, comprise total adult, the pump housing, pump shaft, it is characterized in that: also comprise oil nozzle, seal ring, O type circle, pressure in the described pump housing acts on described seal ring, described seal ring and described pump shaft fit tightly, described O type circle is used to the gap between the total adult of sealing gland seal and the pump housing, and described oil nozzle is positioned on total adult.
2. no-arbitrary pricing shaft seal structure according to claim 1, is characterized in that: described oil nozzle is used for regularly injecting oiling agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520520412.8U CN204851624U (en) | 2015-07-17 | 2015-07-17 | No filler bearing seal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520520412.8U CN204851624U (en) | 2015-07-17 | 2015-07-17 | No filler bearing seal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204851624U true CN204851624U (en) | 2015-12-09 |
Family
ID=54742178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520520412.8U Expired - Fee Related CN204851624U (en) | 2015-07-17 | 2015-07-17 | No filler bearing seal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204851624U (en) |
-
2015
- 2015-07-17 CN CN201520520412.8U patent/CN204851624U/en not_active Expired - Fee Related
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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: 20151209 Termination date: 20210717 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |