CN204082638U - The water pump of good seal performance - Google Patents
The water pump of good seal performance Download PDFInfo
- Publication number
- CN204082638U CN204082638U CN201420500952.5U CN201420500952U CN204082638U CN 204082638 U CN204082638 U CN 204082638U CN 201420500952 U CN201420500952 U CN 201420500952U CN 204082638 U CN204082638 U CN 204082638U
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- China
- Prior art keywords
- water pump
- seal ring
- impeller
- cavity
- spindle
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Abstract
The utility model relates to a kind of water pump of good seal performance, comprise the pump housing, impeller and water pump spindle, inner chamber is provided with in the pump housing, water pump spindle is plugged in inner chamber, water pump spindle is provided with water seal arrangement inner chamber being separated into impeller cavity and actuator chamber, between impeller cavity and actuator chamber, the installation cavity installing water seal arrangement is provided with in the pump housing, impeller fixed installation water pump spindle is positioned on the end of impeller cavity, water pump spindle is positioned at installation position actuator chamber side face being provided with and linking with driving belt, impeller cavity is respectively arranged with intake pipe and outlet conduit, water seal arrangement comprises the impeller seals assembly being arranged at installation cavity and impeller cavity connection position, be arranged at driving black box and the shoe cream room between the two of installation cavity and actuator chamber connection position, the pump housing is provided with to the oil inlet passage of shoe cream room fuel feeding.Adopt such scheme, the utility model provides a kind of water pump of good seal performance.
Description
Technical field
The utility model relates to a kind of water pump, is specifically related to a kind of water pump of good seal performance.
Background technique
Water pump is conveying liquid or the machinery making fluid pressurization.It sends the mechanical energy of prime mover or other external energies to liquid, liquid energy is increased, be mainly used to conveying liquid and comprise water, oil, acid & alkali liquid, emulsified liquid, suspended emulsion and liquid metal etc., also can carry liquid, gaseous mixture and the liquid containing suspended solids.The technical parameter of pump performance has flow, inhales journey, lift, air horsepower, water-horse power, efficiency etc.; The types such as volume water pump, vane pump can be divided into according to different working principles.Displacement pump utilizes the change of its swept volume of a single chamber to carry out transferring energy; Vane pump utilizes the interaction of rotary vane and water to carry out transferring energy, has the types such as centrifugal pump, axial-flow pump and mixed flow pump.
Existing wing pump comprises the pump housing, impeller and water pump spindle, inner chamber is provided with in the pump housing, water pump spindle is plugged in inner chamber, water pump spindle is provided with water seal arrangement inner chamber being separated into impeller cavity and actuator chamber, impeller fixed installation water pump spindle is positioned on the end of impeller cavity, water pump spindle is positioned at installation position actuator chamber side face being provided with and linking with driving belt, impeller cavity is respectively arranged with intake pipe and outlet conduit, traditional water seal arrangement be sheathed on water pump spindle and and to the seal ring being assigned in pump housing inwall, such seal ring there will be wearing and tearing after a long time use and causes the water in impeller cavity to enter actuator chamber, make the transmission part reduced lifetime in actuator chamber.
Summary of the invention
For the deficiency that prior art exists, the purpose of this utility model is the water pump providing a kind of good seal performance.
For achieving the above object, the utility model provides following technological scheme: comprise the pump housing, impeller and water pump spindle, inner chamber is provided with in the described pump housing, described water pump spindle is plugged in inner chamber, described water pump spindle is provided with water seal arrangement inner chamber being separated into impeller cavity and actuator chamber, between impeller cavity and actuator chamber, the installation cavity installing water seal arrangement is provided with in the described pump housing, described impeller fixed installation water pump spindle is positioned on the end of impeller cavity, described water pump spindle is positioned at installation position actuator chamber side face being provided with and linking with driving belt, described impeller cavity is respectively arranged with intake pipe and outlet conduit, it is characterized in that: described water seal arrangement comprises the impeller seals assembly being arranged at installation cavity and impeller cavity connection position, be arranged at driving black box and the shoe cream room between the two of installation cavity and actuator chamber connection position, the described pump housing is provided with to the oil inlet passage of shoe cream room fuel feeding.
By adopting technique scheme, increase the black box number of plies and arrange shoe cream room betwixt, whom maximum possible hinders enter actuator chamber from impeller cavity, even if wearing and tearing appear in seal ring, also can ensure can not shorten the life-span because moisture enters in actuator chamber.
The utility model is set to further: described impeller seals assembly comprises outer circumferential face and installation cavity wall and to offset the exterior seal ring of joining and the inner seal ring being sheathed on water pump spindle, be provided with between described exterior seal ring and inner seal ring and exterior seal ring is extruded and the sealing reinforced block extruded to water pump spindle by inner seal ring to installation cavity wall, be provided with inner seal ring between described impeller and inner seal ring to the Returnning spring sealing reinforced block and push.
By adopting technique scheme, sealing reinforced block coordinates Returnning spring still to seal with installation cavity wall and water pump spindle after its wearing and tearing while enhanced leaktightness circle close-fitting degree, respectively different side face is sealed by two seal rings, reduce seal ring and divide burden, greatly strengthen whole service life and sealability.
The utility model is set to further: described sealing reinforced block is by reinforced block in coordinating with inner seal ring and form with the outer reinforced block of exterior seal ring, is provided with communication passage between the position that described interior reinforced block and outer reinforced block are fitted and shoe cream room.
By adopting technique scheme, reinforced block split is arranged, reduce water pump spindle pressure, the interior reinforced block coordinated with inner seal ring is only driven to rotate, the position that within lubricant oil guides by communication passage, reinforced block and outer reinforced block are fitted, both guarantees can form oil sealing while smooth smooth rotation automatically, avoid moisture to enter.
The utility model is set to further: described inner seal ring outer circumferential face is provided with for Returnning spring to the step of joining; be provided with the protecting sheet suitable with step shape between described inner seal ring outer circumferential face and Returnning spring, between described protecting sheet and inner seal ring, be provided with the filling block of fixing protecting sheet.
By adopting technique scheme, directly contacting to produce and rubbing when protecting sheet avoids Returnning spring to coordinate with inner seal ring, reduction inner seal ring working life, next, filling block guarantee protecting sheet can not rock, assurance device stable operation.
The utility model is set to further: be provided with the one-way mechanism preventing lubricant oil from flowing backwards in described oil inlet passage, described one-way mechanism comprises control oil pocket, described control oil pocket is disposed with the oily spring of control and the control oil ball along the slippage of control oil pocket outside the pump housing, and described control oil ball can be barred from the connection position of control oil pocket and oil inlet passage.
By adopting technique scheme, controlling oily spring coordinates the oily ball of control to play the effect of one-way valve, when extraneous lubricant oil enters by controlling the oily spring of oily ball extruding control, when lubricant oil outflow time control oil ball then can be barred from the connection position of control oil pocket and oil inlet passage, it is hindered to reveal.
The utility model is set to further: described driving black box comprises the driving seal ring that cross section is spill, and the concave-shaped openings of described driving seal ring, towards actuator chamber, is provided with the elastic component strutted to both sides by opening in this concave-shaped openings.
By adopting technique scheme, because sealing load that actuator chamber is born is less, concave-shaped openings is strutted by elastic component and seals both sides, simplified structure simultaneously, optimizes sealability.
The utility model is set to further: described driving seal ring is provided with the hard skeleton strengthening driving seal ring intensity.
By adopting technique scheme, hard skeleton increases driving seal ring intensity, extends its working life.
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the enlarged view of A in Fig. 1;
Fig. 3 is the enlarged view of B in Fig. 1.
Embodiment
As shown in Figure 1-Figure 3, the utility model discloses a kind of water pump of good seal performance, comprise the pump housing 1, impeller 2 and water pump spindle 3, inner chamber 11 is provided with in the pump housing 1, water pump spindle 3 is plugged in inner chamber 11, water pump spindle 3 is provided with water seal arrangement inner chamber 11 being separated into impeller cavity 12 and actuator chamber 13, between impeller cavity 12 and actuator chamber 13, the installation cavity 14 installing water seal arrangement is provided with in the pump housing 1, impeller 2 fixedly mounts water pump spindle 3 and is positioned on the end of impeller cavity 12, water pump spindle 3 is positioned at the installation position 31 actuator chamber 13 side face being provided with and linking with driving belt, impeller cavity 12 is respectively arranged with intake pipe 121 and outlet conduit 122, water seal arrangement comprises the impeller seals assembly 4 being arranged at installation cavity 14 and impeller cavity 12 connection position, be arranged at installation cavity 14 and actuator chamber join 13 and lead to the driving black box 5 located and shoe cream room 15 between the two, the pump housing 1 is provided with to the oil inlet passage 16 of shoe cream room 15 fuel feeding, increase the black box number of plies and shoe cream room 15 is set betwixt, whom maximum possible hinders enter actuator chamber 13 from impeller cavity 12, even if there are wearing and tearing in seal ring, also can ensure can not shorten the life-span because moisture enters in actuator chamber 13.
Impeller seals assembly comprises outer circumferential face and installation cavity 14 wall and to offset the exterior seal ring 41 of joining and the inner seal ring 42 being sheathed on water pump spindle 3, be provided with between exterior seal ring 41 and inner seal ring 42 and exterior seal ring 41 is extruded and the sealing reinforced block 43 extruded to water pump spindle 3 by inner seal ring 42 to installation cavity 14 wall, be provided with inner seal ring 42 between impeller 2 and inner seal ring 42 to the Returnning spring 44 sealing reinforced block 43 and push, sealing reinforced block 43 coordinates Returnning spring 44 still to seal with installation cavity wall and water pump spindle after its wearing and tearing while enhanced leaktightness circle close-fitting degree, respectively different side face is sealed by two seal rings, reduce seal ring and divide burden, greatly strengthen whole service life and sealability.
Sealing reinforced block 43 is by reinforced block 432 in coordinating with inner seal ring 42 and form with the outer reinforced block 431 of exterior seal ring 41, communication passage 45 is provided with between the position that interior reinforced block 432 and outer reinforced block 431 are fitted and shoe cream room 15, reinforced block split is arranged, reduce water pump spindle 3 pressure, the interior reinforced block 432 coordinated with inner seal ring 42 is only driven to rotate, the position that reinforced block 432 within lubricant oil guiding is fitted with outer reinforced block 431 by 45 roads is led in UNICOM, both guarantees can form oil sealing while smooth smooth rotation automatically, avoid moisture to enter.
Inner seal ring 42 outer circumferential face is provided with for Returnning spring 44 to the step 421 of joining; the protecting sheet 46 suitable with step 421 shape is provided with between inner seal ring 42 outer circumferential face and Returnning spring 44; the filling block 47 of fixing protecting sheet 46 is provided with between protecting sheet 46 and inner seal ring 42; protecting sheet 46 directly contacts to produce when avoiding Returnning spring 44 to coordinate with inner seal ring 42 and rubs; reduce inner seal ring 42 working life; secondly; filling block 47 ensures that protecting sheet 46 can not rock, assurance device stable operation.
The one-way mechanism preventing lubricant oil from flowing backwards is provided with in oil inlet passage 16, one-way mechanism comprises control oil pocket 161, control oil pocket 161 is disposed with the oily spring 162 of control and the control oil ball 163 along the slippage of control oil pocket 161 outside the pump housing 1, control the connection position that oily ball 163 can be barred from control oil pocket 161 and oil inlet passage 16, controlling oily spring 161 coordinates the oily ball 163 of control to play the effect of one-way valve, when extraneous lubricant oil enters by controlling the oily spring 161 of oily ball 163 extruding control, when lubricant oil outflow time control oil ball 163 then can be barred from the connection position of control oil pocket 161 and oil inlet passage 16, hinder it to reveal.
Black box 5 is driven to comprise the driving seal ring 51 that cross section is spill, the concave-shaped openings of described driving seal ring 51 is towards actuator chamber 13, the elastic component 52 strutted to both sides by opening is provided with in this concave-shaped openings, due to actuator chamber 13 to bear sealing load less, concave-shaped openings is strutted by elastic component 52 and seals both sides simultaneously, simplified structure, optimizes sealability.
Drive seal ring 51 to be provided with the hard skeleton 53 of reinforcement driving seal ring 51 intensity, hard skeleton 53 increases driving seal ring intensity, extends its working life.
Claims (7)
1. the water pump of a good seal performance, comprise the pump housing, impeller and water pump spindle, inner chamber is provided with in the described pump housing, described water pump spindle is plugged in inner chamber, described water pump spindle is provided with water seal arrangement inner chamber being separated into impeller cavity and actuator chamber, between impeller cavity and actuator chamber, the installation cavity installing water seal arrangement is provided with in the described pump housing, described impeller fixed installation water pump spindle is positioned on the end of impeller cavity, described water pump spindle is positioned at installation position actuator chamber side face being provided with and linking with driving belt, described impeller cavity is respectively arranged with intake pipe and outlet conduit, it is characterized in that: described water seal arrangement comprises the impeller seals assembly being arranged at installation cavity and impeller cavity connection position, be arranged at driving black box and the shoe cream room between the two of installation cavity and actuator chamber connection position, the described pump housing is provided with to the oil inlet passage of shoe cream room fuel feeding.
2. the water pump of good seal performance according to claim 1, it is characterized in that: described impeller seals assembly comprises outer circumferential face and installation cavity wall and to offset the exterior seal ring of joining and the inner seal ring being sheathed on water pump spindle, be provided with between described exterior seal ring and inner seal ring and exterior seal ring is extruded and the sealing reinforced block extruded to water pump spindle by inner seal ring to installation cavity wall, be provided with inner seal ring between described impeller and inner seal ring to the Returnning spring sealing reinforced block and push.
3. the water pump of good seal performance according to claim 2, it is characterized in that: described sealing reinforced block is by reinforced block in coordinating with inner seal ring and form with the outer reinforced block of exterior seal ring, is provided with communication passage between the position that described interior reinforced block and outer reinforced block are fitted and shoe cream room.
4. the water pump of good seal performance according to claim 3; it is characterized in that: described inner seal ring outer circumferential face is provided with for Returnning spring to the step of joining; be provided with the protecting sheet suitable with step shape between described inner seal ring outer circumferential face and Returnning spring, between described protecting sheet and inner seal ring, be provided with the filling block of fixing protecting sheet.
5. the water pump of the good seal performance according to claim 1 or 2 or 3 or 4, it is characterized in that: in described oil inlet passage, be provided with the one-way mechanism preventing lubricant oil from flowing backwards, described one-way mechanism comprises control oil pocket, described control oil pocket is disposed with the oily spring of control and the control oil ball along the slippage of control oil pocket outside the pump housing, and described control oil ball can be barred from the connection position of control oil pocket and oil inlet passage.
6. the water pump of good seal performance according to claim 5, it is characterized in that: described driving black box comprises the driving seal ring that cross section is spill, the concave-shaped openings of described driving seal ring, towards actuator chamber, is provided with the elastic component strutted to both sides by opening in this concave-shaped openings.
7. the water pump of good seal performance according to claim 6, is characterized in that: described driving seal ring is provided with the hard skeleton strengthening driving seal ring intensity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420500952.5U CN204082638U (en) | 2014-09-01 | 2014-09-01 | The water pump of good seal performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420500952.5U CN204082638U (en) | 2014-09-01 | 2014-09-01 | The water pump of good seal performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204082638U true CN204082638U (en) | 2015-01-07 |
Family
ID=52175361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420500952.5U Expired - Fee Related CN204082638U (en) | 2014-09-01 | 2014-09-01 | The water pump of good seal performance |
Country Status (1)
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| CN (1) | CN204082638U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108533378A (en) * | 2018-04-08 | 2018-09-14 | 大连市君宝铁路配件有限公司 | Cooling Water of Diesel Locomotive pump mechanical sealing new structure |
| CN111022647A (en) * | 2019-11-22 | 2020-04-17 | 利辛县宝隆橡塑密封件有限责任公司 | Rubber-plastic sealing element for automobile engine |
| CN111637074A (en) * | 2020-06-10 | 2020-09-08 | 安徽庐风风机有限公司 | Sealing device of numerical control fan |
-
2014
- 2014-09-01 CN CN201420500952.5U patent/CN204082638U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108533378A (en) * | 2018-04-08 | 2018-09-14 | 大连市君宝铁路配件有限公司 | Cooling Water of Diesel Locomotive pump mechanical sealing new structure |
| CN108533378B (en) * | 2018-04-08 | 2019-12-17 | 大连市君宝铁路配件有限公司 | novel mechanical seal structure of cooling water pump of diesel locomotive |
| CN111022647A (en) * | 2019-11-22 | 2020-04-17 | 利辛县宝隆橡塑密封件有限责任公司 | Rubber-plastic sealing element for automobile engine |
| CN111022647B (en) * | 2019-11-22 | 2021-06-25 | 利辛县宝隆橡塑密封件有限责任公司 | Rubber-plastic sealing element for automobile engine |
| CN111637074A (en) * | 2020-06-10 | 2020-09-08 | 安徽庐风风机有限公司 | Sealing device of numerical control fan |
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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: 20150107 Termination date: 20150901 |
|
| EXPY | Termination of patent right or utility model |