CN203584876U - Seal assembly for water pump - Google Patents
Seal assembly for water pump Download PDFInfo
- Publication number
- CN203584876U CN203584876U CN201320786203.9U CN201320786203U CN203584876U CN 203584876 U CN203584876 U CN 203584876U CN 201320786203 U CN201320786203 U CN 201320786203U CN 203584876 U CN203584876 U CN 203584876U
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- CN
- China
- Prior art keywords
- ring
- rotating seat
- water pump
- described rotating
- stationary
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model provides a seal assembly for a water pump and belongs to the technical field of seal. According to the seal assembly, the problem that the traditional seal assembly of the water pump is poor in sealing effect is solved. The seal assembly for the water pump comprises two cylindrical static ring sleeves, wherein static rings are respectively arranged in cavity bodies of the static ring sleeves; the two static rings are coaxially arranged; a cylindrical moving ring seat I is arranged between inner sides of the two static rings; a moving ring I is positioned in a cavity at one end of the moving ring seat I; the outer side wall of the moving ring I is supported against the inner side wall of one static ring; a cavity at the other end of the moving ring seat I is used for axially positioning a driving ring. The seal assembly for the water pump has the advantages of simple structure and greater convenience in mounting.
Description
Technical field
The utility model belongs to technical field of sealing technology, relates to the black box of a kind of black box, particularly a kind of water pump.
Background technique
Pumped medium is very general in industrial and agricultural production, and as pump, for the pump structure that meets specific area or requirement is also respectively had any different, especially special industry is sometimes very strict to the seal request of pump self.
Some scheme is considered to form the pump housing at the inner one deck Erosion-Resisting Non-metallic Materials that attach of metal shell, due to the impact of pressure and temperature, internal and external layer material has the hot expansibility of remarkable difference, as serve as a contrast the just very easily leakage of pump of fluorine pump, not only waste resource and also caused serious environmental pollution simultaneously.Cause the one of the main reasons of seal failure exactly when the pump housing has been selected Erosion-Resisting Non-metallic Materials, form and between the stationary ring of traditional mechanical seal and the pump housing that nonmetallic material are made, be provided with 0 shape seal ring and form axial seal, when pump housing temperature distortion, 0 shape seal ring is subject to corresponding extruding and this extruding force is directly delivered on stationary ring, result is by stationary ring locking, the elastic force that spring provides cannot reliably, stably promote stationary ring and rotating ring formation is sealed and matched reliably, causes seal failure.
For the problem of above-mentioned existence, people improve, the mid-sealing structure unit of the disclosed a kind of pump housing of for example Chinese patent literature data [application number: 201220311617.1; Notice of authorization number: CN 202789670 U], include the pump housing, impeller, motor and rotor shaft, impeller is installed in the pump housing, motor is connected with the pump housing and is located at rotor shaft by rotor shaft drives impeller impeller set, in the pump housing, be provided with bearing and one deck seal arrangement at least, bearing is embedded in the pump housing, and seal arrangement is arranged between bearing and impeller, and bearing and seal arrangement are socketed with rotor shaft respectively.But the structure adopting due to sealing device is comparatively simple, makes the sealing effect of the pump housing bad.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed the black box of the good water pump of a kind of sealing effect.
The purpose of this utility model can realize by following technical proposal: the black box of water pump, comprise two tubular stationary ring covers, in the cavity of described stationary ring cover, be equipped with stationary ring and two stationary rings coaxially arrange, it is characterized in that, between the inner side of the stationary ring described in two, be provided with tubular rotating seat one, the outer side wall that is positioned with rotating ring one and described rotating ring one in the chamber of one end of described rotating seat one is resisted against on the madial wall of the stationary ring described in one of them, and the cavity of the other end of described rotating seat one is for axially locating transmission ring.
The black box of this water pump is arranged between the main shaft of the pump housing and the housing of the pump housing.Two stationary ring covers are set on the main shaft of the pump housing, in stationary ring cover, are provided with stationary ring, and the inner side of two stationary rings is equipped with rotating seat one, is provided with rotating ring one in rotating seat one, make this seal component architecture simply and advantage comparatively is easily installed.The other end axially locating transmission ring of rotating seat one, has connection simple in structure advantage comparatively easily.
In the black box of above-mentioned water pump, between described rotating seat one and the stationary ring described in another, be also provided with in rotating seat two and described rotating seat two and be provided with rotating ring two, one side of one sidewall of described rotating ring two and described transmission ring leans, and another sidewall and the stationary ring described in another two of described rotating ring two lean.Between rotating seat one and stationary ring, be provided with rotating seat two, make this black box there is good sealing to main shaft.
In the black box of above-mentioned water pump, in the cavity of described rotating seat one, be also provided with moving-coil.In the cavity of rotating seat one, be also provided with moving-coil, there is the good advantage of sealing effect.
In the black box of above-mentioned water pump, the one end that is also provided with spring and described spring between the sidewall of the sidewall of described rotating seat one and described rotating seat two is resisted against on the sidewall of described rotating seat one, and the other end of described spring is resisted against on the sidewall of described rotating seat two.By spring, rotating seat one and rotating seat two are resisted against respectively on stationary seat, there is good locating effect.
In the black box of above-mentioned water pump, in the cavity of described rotating seat two, be also provided with moving-coil.In the cavity of rotating seat two, be also provided with moving-coil, there is the good advantage of sealing effect.
Compared with prior art, the black box of this water pump has advantage:
1, the inner side of two stationary rings is equipped with rotating seat one, is provided with rotating ring one in rotating seat one, makes this seal component architecture simply and advantage comparatively is easily installed;
2, the other end axially locating transmission ring of rotating seat one, has connection simple in structure advantage comparatively easily;
3, by spring, rotating seat one and rotating seat two are resisted against respectively on stationary seat, there is good locating effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the black box of this water pump.
In figure, 1, stationary ring cover; 2, stationary ring; 3, rotating seat one; 4, rotating ring one; 5, transmission ring; 6, rotating seat two; 7, rotating ring two; 8, moving-coil; 9, spring.
Embodiment
Be below specific embodiment of the utility model 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.
As shown in Figure 1, the black box of water pump, comprise two tubular stationary ring covers 1, in the cavity of stationary ring cover 1, be equipped with stationary ring 2 and two stationary rings 2 coaxially arrange, between the inner side of two stationary rings 2, be provided with tubular rotating seat 1, in the chamber of one end of rotating seat 1, be positioned with rotating ring 1, the outer side wall of rotating ring 1 is resisted against on the madial wall of one of them stationary ring 2, and the cavity of the other end of rotating seat 1 is for axially locating transmission ring 5.Between rotating seat 1 and another stationary ring 2, be also provided with rotating seat 26, be provided with rotating ring 27 in rotating seat 26, a sidewall of rotating ring 27 and a side of transmission ring 5 lean, and another sidewall and another stationary ring 2 two of rotating ring 27 lean.
Between the sidewall of the sidewall of rotating seat 1 and rotating seat 26, be also provided with spring 9, one end of spring 9 is resisted against on the sidewall of rotating seat 1, and the other end of spring 9 is resisted against on the sidewall of rotating seat 26.In the cavity of rotating seat 1 and rotating seat 26, be all also provided with moving-coil 8.By spring 9, make rotating seat 1 and rotating seat 26 be resisted against respectively 2 of stationary rings upper, there is good locating effect.
The black box of this water pump is arranged between the main shaft of the pump housing and the housing of the pump housing.Two stationary ring covers 1 are set on the main shaft of the pump housing, and the inner side that is provided with 2, two stationary rings 2 of stationary ring in stationary ring cover 1 is equipped with rotating seat 1, is provided with rotating ring 1 in rotating seat 1, make this seal component architecture simply and advantage comparatively is easily installed.The other end axially locating transmission ring 5 of rotating seat 1, has connection simple in structure advantage comparatively easily.
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 modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used the terms such as stationary ring cover 1, stationary ring 2, rotating seat 1, rotating ring 1, transmission ring 5, rotating seat 26, rotating ring 27, moving-coil 8, spring 9 herein, do not got rid of the possibility of using other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (5)
1. the black box of a pump housing, comprise two tubular stationary ring covers (1), in the cavity of described stationary ring cover (1), be equipped with stationary ring (2) and two stationary rings (2) coaxially arrange, it is characterized in that, between the inner side of the stationary ring (2) described in two, be provided with tubular rotating seat one (3), the outer side wall that is positioned with rotating ring one (4) and described rotating ring one (4) in the chamber of one end of described rotating seat one (3) is resisted against on the madial wall of the stationary ring (2) described in one of them, the cavity of the other end of described rotating seat one (3) is for axially locating transmission ring (5).
2. the black box of the pump housing according to claim 1, it is characterized in that, between described rotating seat one (3) and the stationary ring described in another (2), be also provided with in rotating seat two (6) and described rotating seat two (6) and be provided with rotating ring two (7), one side of one sidewall of described rotating ring two (7) and described transmission ring (5) leans, and another sidewall and the stationary ring described in another (2) two of described rotating ring two (7) lean.
3. the black box of the pump housing according to claim 1 and 2, is characterized in that, in the cavity of described rotating seat one (3), is also provided with moving-coil (8).
4. the black box of the pump housing according to claim 2, it is characterized in that, the one end that is also provided with spring (9) and described spring (9) between the sidewall of the sidewall of described rotating seat one (3) and described rotating seat two (6) is resisted against on the sidewall of described rotating seat one (3), and the other end of described spring (9) is resisted against on the sidewall of described rotating seat two (6).
5. the black box of the pump housing according to claim 1 and 2, is characterized in that, in the cavity of described rotating seat two (6), is also provided with moving-coil (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320786203.9U CN203584876U (en) | 2013-12-04 | 2013-12-04 | Seal assembly for water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320786203.9U CN203584876U (en) | 2013-12-04 | 2013-12-04 | Seal assembly for water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203584876U true CN203584876U (en) | 2014-05-07 |
Family
ID=50582807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320786203.9U Expired - Fee Related CN203584876U (en) | 2013-12-04 | 2013-12-04 | Seal assembly for water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203584876U (en) |
-
2013
- 2013-12-04 CN CN201320786203.9U patent/CN203584876U/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: 20140507 Termination date: 20151204 |
|
| EXPY | Termination of patent right or utility model |