CN203584881U - Water pump sealing assembly - Google Patents
Water pump sealing assembly Download PDFInfo
- Publication number
- CN203584881U CN203584881U CN201320786399.1U CN201320786399U CN203584881U CN 203584881 U CN203584881 U CN 203584881U CN 201320786399 U CN201320786399 U CN 201320786399U CN 203584881 U CN203584881 U CN 203584881U
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- Prior art keywords
- water pump
- drive sleeve
- spring
- black box
- hole
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Abstract
The utility model provides a water pump sealing assembly, belongs to the technical field of sealing structures and solves the problems of simpler structure and poor sealing effect of the existing water pump sealing structure. The water pump sealing assembly comprises two cylindrical static rings which are coaxially arranged; two cylindrical movable ring seats are symmetrically arranged between the two static rings; a transmission sleeve is arranged between the two movable ring seats; a push ring is arranged between each of two ends of the transmission sleeve and the adjacent movable ring seat. A spring is arranged on the transmission sleeve in a penetrating mode and each push ring is always abutted against the inside wall of the corresponding movable ring seat by the spring. The water pump sealing assembly has the advantage of better sealing effect.
Description
Technical field
The utility model belongs to sealing configuration technical field, 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, as pump, for meeting the pump structure of specific area or requirement, also respectively has any different, and 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, impact due to 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, for example the mid-sealing structure unit of the disclosed a kind of pump housing of 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, when main shaft rotates, easily produces gap and make sealing effect bad.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed a kind of black box with the water pump of good sealing effect.
The purpose of this utility model can realize by following technical proposal: a kind of black box of water pump, comprise two stationary rings that are tubular and are coaxial setting, between stationary ring described in two, be arranged with between the rotating seat described in two tubular rotating seats and two and be provided with drive sleeve, between the rotating seat that the two ends of described drive sleeve are adjacent respectively, be provided with throw-out collar, in described drive sleeve, be equipped with spring and described spring described throw-out collar is resisted against on the madial wall of corresponding described rotating seat all the time.
This black box is arranged between the pump housing and the main shaft of water pump, and stationary ring is set on water pump and with the pump housing and locates mutually.Owing to being arranged with two rotating seats between two stationary rings, between two rotating seats, be provided with drive sleeve, in drive sleeve, being provided with spring is resisted against on the inwall of rotating seat throw-out collar all the time, therefore have simple in structure, easy for installation and rotating seat is had to good locating effect, in use, be not easy gap, there is good sealing effect.
In the black box of above-mentioned water pump, in the cavity of described rotating seat, be equipped with rotating ring.In rotating seat, be provided with rotating ring, when main shaft rotates, there is good sealing effect.
In the black box of above-mentioned water pump, the sidewall of described drive sleeve is equipped with stop screw and described stop screw is connected with described drive sleeve screw thread.The sidewall of drive sleeve is equipped with stop screw, make drive sleeve can be better must with main shaft axially locating.
In the black box of above-mentioned water pump, the sidewall of described drive sleeve is axially arranged with through hole, and described spring is positioned at described through hole, and one end of described spring is resisted against on the sidewall of described throw-out collar.Spring is arranged in the through hole of drive sleeve, has connection simple in structure advantage comparatively easily.
In the black box of above-mentioned water pump, the quantity of the through hole that described drive sleeve is provided with is 6-12, and the evenly setting centered by the axis of described drive sleeve of described through hole, and is equipped with spring in described through hole.By a plurality of through holes are set in drive sleeve, in through hole, be equipped with spring, make spring there is good locating effect to throw-out collar.
In the black box of above-mentioned water pump, on the outer side wall of described stationary ring, cover has seal ring.The outer side wall cover of stationary ring has seal ring, makes between stationary ring and the pump housing, to have good sealing effect.
Compared with prior art, the black box of this water pump has the following advantages:
1, between two rotating seats of the black box of this water pump, be provided with drive sleeve, in drive sleeve, being provided with spring is resisted against on the inwall of rotating seat throw-out collar all the time, therefore have simple in structure, easy for installation and rotating seat is had to good locating effect, in use, be not easy gap, there is good sealing effect;
2, the sidewall of drive sleeve is equipped with stop screw, make drive sleeve can be better must with main shaft axially locating;
3, by a plurality of through holes are set in drive sleeve, in through hole, be equipped with spring, make spring there is good locating effect to throw-out collar.
4, the outer side wall cover of stationary ring has seal ring, makes between stationary ring and the pump housing, to have good sealing effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the black box of this water pump.
In figure, 1, stationary ring; 2, rotating seat; 3, drive sleeve; 4, throw-out collar; 5, spring; 6, rotating ring; 7, stop screw; 8, seal ring.
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, a kind of black box of water pump, comprises two stationary rings 1 that are tubular and are coaxial setting, between two stationary rings 1, be arranged with two tubular rotating seats 2, in the cavity of rotating seat 2, be equipped with rotating ring 6, when main shaft rotates, there is good sealing effect.。
Between two rotating seats 2, be provided with drive sleeve 3, the sidewall of drive sleeve 3 is equipped with stop screw 7, and stop screw 7 is connected with drive sleeve 3 screw threads, make drive sleeve 3 can be better must with main shaft axially locating.Drive sleeve 3 is provided with 6-12 through hole, and through hole evenly setting centered by the axis of drive sleeve 3, and in through hole, is equipped with spring 5.Between the rotating seat 2 that the two ends of drive sleeve 3 are adjacent respectively, be provided with throw-out collar 4, spring 5 is resisted against on the madial wall of corresponding rotating seat 2 throw-out collar 4 all the time.By drive sleeve 3 is interior a plurality of through holes are set, in through hole, are equipped with spring 5, make 5 pairs of throw-out collars 4 of spring there is good locating effect, and there is connection simple in structure advantage comparatively easily.
On the outer side wall of stationary ring 1, cover has seal ring 8, and the outer side wall cover of stationary ring 1 has seal ring 8, makes between stationary ring 1 and the pump housing, to have good sealing effect.
This black box is arranged between the pump housing and the main shaft of water pump, and stationary ring 1 is set on water pump and with the pump housing and locates mutually.Owing to being arranged with two rotating seats 2 between two stationary rings 1, between two rotating seats 2, be provided with drive sleeve 3, in drive sleeve 3, being provided with spring 5 is resisted against on the inwall of rotating seat 2 throw-out collar 4 all the time, therefore have simple in structure, easy for installation and rotating seat 2 is had to good locating effect, in use, be not easy gap, there is good sealing effect.
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 1, rotating seat 2, drive sleeve 3, throw-out collar 4, spring 5, rotating ring 6, stop screw 7, seal ring 8 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 (6)
1. the black box of a water pump, comprise that two are tubular and the coaxial stationary ring (1) arranging, between stationary ring described in two (1), be arranged with between the rotating seat (2) described in two tubular rotating seats (2) and two and be provided with drive sleeve (3), between the rotating seat (2) that the two ends of described drive sleeve (3) are adjacent respectively, be provided with throw-out collar (4), in described drive sleeve (3), be equipped with spring (5) and described spring (5) described throw-out collar (4) is resisted against on the madial wall of corresponding described rotating seat (2) all the time.
2. the black box of a kind of water pump according to claim 1, is characterized in that, is equipped with rotating ring (6) in the cavity of described rotating seat (2).
3. the black box of a kind of water pump according to claim 1, is characterized in that, the sidewall of described drive sleeve (3) is equipped with stop screw (7) and described stop screw (7) is connected with described drive sleeve (3) screw thread.
4. according to the black box of a kind of water pump described in claim 1 or 2 or 3, it is characterized in that, the sidewall of described drive sleeve (3) is axially arranged with through hole, described spring (5) is positioned at described through hole, and one end of described spring (5) is resisted against on the sidewall of described throw-out collar (4).
5. the black box of a kind of water pump according to claim 4, it is characterized in that, the quantity of the through hole that described drive sleeve (3) is provided with is 6-12, and described through hole evenly arranges centered by the axis of described drive sleeve (3), and in described through hole, is equipped with spring (5).
6. according to the black box of a kind of water pump described in claim 1 or 2 or 3, it is characterized in that, on the outer side wall of described stationary ring (1), cover has seal ring (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320786399.1U CN203584881U (en) | 2013-12-04 | 2013-12-04 | Water pump sealing assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320786399.1U CN203584881U (en) | 2013-12-04 | 2013-12-04 | Water pump sealing assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203584881U true CN203584881U (en) | 2014-05-07 |
Family
ID=50582812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320786399.1U Expired - Fee Related CN203584881U (en) | 2013-12-04 | 2013-12-04 | Water pump sealing assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203584881U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730225A (en) * | 2018-06-02 | 2018-11-02 | 芜湖市中天密封件有限公司 | A kind of non-contact chemical industry pump seal of modified |
| CN108730224A (en) * | 2018-06-02 | 2018-11-02 | 芜湖市中天密封件有限公司 | A kind of non-contact chemical industry pump seal |
| CN108757483A (en) * | 2018-06-02 | 2018-11-06 | 芜湖市中天密封件有限公司 | A kind of efficiently non-contact chemical industry pump seal |
-
2013
- 2013-12-04 CN CN201320786399.1U patent/CN203584881U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730225A (en) * | 2018-06-02 | 2018-11-02 | 芜湖市中天密封件有限公司 | A kind of non-contact chemical industry pump seal of modified |
| CN108730224A (en) * | 2018-06-02 | 2018-11-02 | 芜湖市中天密封件有限公司 | A kind of non-contact chemical industry pump seal |
| CN108757483A (en) * | 2018-06-02 | 2018-11-06 | 芜湖市中天密封件有限公司 | A kind of efficiently non-contact chemical industry pump seal |
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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 |