CN203161606U - Water pump with anti-slip belt pulley - Google Patents
Water pump with anti-slip belt pulley Download PDFInfo
- Publication number
- CN203161606U CN203161606U CN 201320194031 CN201320194031U CN203161606U CN 203161606 U CN203161606 U CN 203161606U CN 201320194031 CN201320194031 CN 201320194031 CN 201320194031 U CN201320194031 U CN 201320194031U CN 203161606 U CN203161606 U CN 203161606U
- Authority
- CN
- China
- Prior art keywords
- impeller
- rotating shaft
- water pump
- pump housing
- belt pulley
- Prior art date
- 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 45
- 241000219098 Parthenocissus Species 0.000 claims description 19
- 230000000149 penetrating effect Effects 0.000 abstract 3
- 239000012530 fluid Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a water pump with an anti-slip belt pulley. The water pump comprises a pump body. A pump body inner cavity is formed in the pump body, a rotary shaft is arranged in the pump body inner cavity, a water seal device dividing the pump body inner cavity into an impeller cavity and a bearing cavity is arranged on the rotary shaft, an impeller is arranged in the impeller cavity, a water inlet channel and a water outlet channel are arranged on the side wall of the impeller cavity, and a bearing with a shaft sleeved on the outside of the rotary shaft is arranged in the bearing cavity. One side of the rotary shaft, which is far away from the impeller inner cavity, penetrates the bearing cavity to form a rotary shaft penetrating section. The belt pulley is sleeved at the rotary shaft penetrating section and comprises a connecting disc sleeved at the rotary shaft penetrating section, a belt pulley body is integrally molded on the outer wall of the connecting disc, a plurality of pulley teeth and snapping grooves are arranged on the outer wall of the belt pulley body, and netty patterns are arranged at the snapping groove bottoms. According to the water pump with the anti-slip belt pulley, slipping between a belt and the belt pulley body can be effectively reduced; and some small belt pulleys can be used due to the arrangement of the snapping grooves, so that slipping of the belt pulley is prevented, and the adaptability is high.
Description
Technical field
The utility model relates to a kind of auto pump, is specifically related to a kind of water pump with the creeper belt wheel.
Background technique
Auto pump is the vitals in the motor car engine, motor car engine generally adopts Centrifugal water pump, and the basic structure of this water pump is made of parts such as pump body, land or belt pulley, water pump spindle and bearing or shaft connecting bearing, water pump vane and water seal arrangements.At present, the inner chamber of the water pump of existing automobile generally comprises two chambers, be impeller cavity and bearing bore, water pump spindle runs through this two chambers, impeller is arranged on the wheel chamber and is set in outside the water pump spindle, impeller cavity is provided with the water inlet and outlet passage, and medium fluid transmits by impeller cavity and water inlet and outlet passage.Impeller cavity is away from a side operated by rotary motion cover plate of bearing bore, after the inner components with the pump housing installs, again with the cover plate cover cap on impeller cavity, thereby the inner chamber of the sealing pump housing.Belt pulley is arranged on rotating shaft away from a side of impeller cavity, existing belt pulley generally only utilizes the friction between belt material and the belt pulley to avoid skidding between belt pulley and the belt, perhaps only on the surface of belt pulley wheel body simple decorative pattern is set, the skidproof effect of this belt pulley is poor, and can not adapt to the changeable belt of size.
Summary of the invention
The purpose of this utility model is: at the deficiencies in the prior art, the utility model provide a kind of simple in structure, have a water pump that the creeper belt wheel can effectively be avoided the band creeper belt wheel that the belt pulley skidding takes place.
To achieve these goals, the utility model has adopted following technological scheme:
A kind of water pump with the creeper belt wheel, comprise the pump housing, be provided with pump housing inner chamber in the described pump housing, be provided with rotating shaft in the described pump housing inner chamber, described rotating shaft is provided with the water seal arrangement that pump housing inner chamber is separated into impeller cavity and bearing bore, be provided with the impeller that is set in the rotating shaft in the described impeller cavity, the sidewall of described impeller cavity is provided with intake tunnel and the exhalant canal that is communicated with setting with impeller cavity, be provided with in the described bearing bore and be set in the outer shaft connecting bearing of rotating shaft, described rotating shaft passes bearing bore away from a side of impeller cavity, form the rotating shaft section of passing, be arranged with belt pulley on the described rotating shaft section of passing, described belt pulley comprises the land that is set on the rotating shaft section of passing, be connected with pulley body on the outer side wall of land one-body moldedly, described pulley body and the coaxial setting of rotating shaft, the outer side wall of pulley body is provided with some gear teeth and draw-in groove, and the bottom land of described draw-in groove is provided with netted decorative pattern.
As preferably, the described gear teeth are gear teeth plane away from a side of tooth root.After adopting above-mentioned preferred version, can avoid the crown of the gear teeth that installation personnel is damaged.
As preferably, described intake tunnel is provided with the outer groove of intake tunnel by the sidewall of belt pulley.After adopting above-mentioned preferred version, structure is more reasonable.
As preferably, described land is provided with vent.After adopting above-mentioned preferred version, the rotation meeting of belt pulley produces some pressurized gas between belt pulley and the pump housing, and arranging behind the vent effectively to derive these pressurized gas, avoid these high pressure other to the pump housing destruction that impacts.
As preferably, the intracavity sidewall of the described pump housing and water seal arrangement corresponding position are provided with prominent wall in the pump housing, and the wall of dashing forward in described water seal arrangement and the pump housing engages setting.After adopting above-mentioned preferred version, the water seal arrangement that is set to of prominent wall provides the mounting point in the body, and internal structure is compact and reasonable more.
As preferably, described shaft connecting bearing is roller bearing.After adopting above-mentioned preferred version, the rotation of rotating shaft is more flexible.
As preferably, the internal diameter of described intake tunnel is greater than the internal diameter of described exhalant canal, and described intake tunnel and exhalant canal are respectively equipped with protecting cover away from an end of impeller cavity.After adopting above-mentioned preferred version, when auto pump of the present utility model was idle, arranging of protecting cover can effectively reduce entering of impurity such as travel fatigue, kept the sanitation and hygiene of pump housing inside.
As preferably, described rotating shaft and impeller cooperation place are provided with impeller sleeve, and described impeller sleeve adopts the mode of spline to cooperate with the impeller madial wall.After adopting above-mentioned preferred version, the installation of impeller is simpler, need not to use other connection assists, the dismounting maintenance of being more convenient for simultaneously.
As preferably, the side away from bearing bore of described impeller cavity is provided with cover plate, and the side that described cover plate deviates from impeller cavity is provided with the cover plate mounting groove.After adopting above-mentioned preferred version, be convenient to the connection of cover plate and miscellaneous part.
As preferably, be provided with liner between described cover plate and the pump housing, be coated with sealer on the described liner.After adopting above-mentioned preferred version, arranging of sealer can improve one with the gap sealing between cover plate and the pump housing, avoids the leakage of fluid, liner the friction that can reduce between cover plate and the pump housing is set, effectively cover sheet and the pump housing.
On the pulley body of the water pump of band creeper belt wheel of the present utility model the gear teeth are set, can increase between belt and the pulley body and rub, thereby reduce the skidding between belt and the pulley body, simultaneously, pulley body is provided with draw-in groove, arranging of draw-in groove can be used for the less belt pulley of some sizes, avoids the slippage of belt pulley, and adaptability is stronger.
Description of drawings
Fig. 1 is the utility model embodiment's external structure schematic representation;
Fig. 2 is A-A place cross-sectional view among Fig. 1.
Embodiment
As Fig. 1-shown in Figure 2, embodiment of the present utility model specifically is a kind of water pump with the creeper belt wheel, comprise the pump housing 1, be provided with pump housing inner chamber 11 in the pump housing 1, be provided with rotating shaft 2 in the pump housing inner chamber 11, rotating shaft 2 is provided with the water seal arrangement 3 that pump housing inner chamber 11 is separated into impeller cavity 111 and bearing bore 112, is provided with the impeller 5 that is set in the rotating shaft 2 in the impeller cavity 111, and the sidewall of impeller cavity 111 is provided with intake tunnel 12 and the exhalant canal 13 that is communicated with setting with impeller cavity 111.Be provided with the shaft connecting bearing 21 that is set in outside the rotating shaft 2 in the bearing bore 112, shaft connecting bearing 21 is roller bearing.Rotating shaft 2 passes bearing bore 112 away from a side of impeller cavity 111, forms the rotating shaft section of passing 22, is arranged with belt pulley 4 on the rotating shaft section of passing 22, and belt pulley 4 comprises the land 41 that is set on the rotating shaft section of passing 22.Be connected with pulley body 42 on the outer side wall of land 41 one-body moldedly.Pulley body 42 and rotating shaft 2 coaxial settings, the outer side wall of pulley body 42 is provided with the gear teeth 421 and draw-in groove 422.The bottom land of draw-in groove 422 is provided with netted decorative pattern 4221.Land 41 is provided with vent 411.The gear teeth 421 are gear teeth plane 4211 away from a side of tooth root.Rotating shaft 2 is provided with impeller sleeve 23 with impeller 5 cooperation places, and impeller sleeve 23 adopts the mode of spline to cooperate with impeller 5 madial walls.Side away from bearing bore 112 of impeller cavity 111 is provided with cover plate 6.The side that cover plate 6 deviates from impeller cavity 111 is provided with cover plate mounting groove 61, and cover plate mounting groove 61 adopts antirust processing.Be provided with liner 7 between cover plate 6 and the pump housing 1, be coated with sealer on the liner 7.
The internal diameter of intake tunnel 12 is greater than the internal diameter of exhalant canal 13, and intake tunnel 12 and exhalant canal 13 are respectively equipped with protecting cover 8 away from an end of impeller cavity 111.Intake tunnel 12 is provided with the outer groove 121 of intake tunnel by the sidewall of belt pulley 4.
The working principle of the working principle of the water pump of band creeper belt wheel of the present utility model and the auto pump of prior art is basic identical, difference is: pulley body 42 outer side walls of the water pump of band creeper belt wheel of the present utility model are provided with the gear teeth 421 and draw-in groove 422, improved the frictional force between belt and pulley body 42 outer side walls, avoid skidding, the setting of draw-in groove 422 is applicable to the belt that some width are less.
Claims (10)
1. water pump with the creeper belt wheel, comprise the pump housing, be provided with pump housing inner chamber in the described pump housing, be provided with rotating shaft in the described pump housing inner chamber, described rotating shaft is provided with the water seal arrangement that pump housing inner chamber is separated into impeller cavity and bearing bore, be provided with the impeller that is set in the rotating shaft in the described impeller cavity, it is characterized in that: the sidewall of described impeller cavity is provided with intake tunnel and the exhalant canal that is communicated with setting with impeller cavity, be provided with in the described bearing bore and be set in the outer shaft connecting bearing of rotating shaft, described rotating shaft passes bearing bore away from a side of impeller cavity, form the rotating shaft section of passing, be arranged with belt pulley on the described rotating shaft section of passing, described belt pulley comprises the land that is set on the rotating shaft section of passing, be connected with pulley body on the outer side wall of land one-body moldedly, described pulley body and the coaxial setting of rotating shaft, the outer side wall of pulley body is provided with some gear teeth and draw-in groove, and the bottom land of described draw-in groove is provided with netted decorative pattern.
2. the water pump of band creeper belt wheel according to claim 1, it is characterized in that: the described gear teeth are gear teeth plane away from a side of tooth root.
3. the water pump of band creeper belt wheel according to claim 1 is characterized in that: described intake tunnel is provided with the outer groove of intake tunnel by the sidewall of belt pulley.
4. the water pump of band creeper belt wheel according to claim 1, it is characterized in that: described land is provided with vent.
5. the water pump of band creeper belt wheel according to claim 1 is characterized in that: the intracavity sidewall of the described pump housing and water seal arrangement corresponding position are provided with prominent wall in the pump housing, and the wall of dashing forward in described water seal arrangement and the pump housing engages setting.
6. the water pump of band creeper belt wheel according to claim 1, it is characterized in that: described shaft connecting bearing is roller bearing.
7. the water pump of band creeper belt wheel according to claim 1, it is characterized in that: the internal diameter of described intake tunnel is greater than the internal diameter of described exhalant canal, and described intake tunnel and exhalant canal are respectively equipped with protecting cover away from an end of impeller cavity.
8. the water pump of band creeper belt wheel according to claim 1, it is characterized in that: described rotating shaft and impeller cooperation place are provided with impeller sleeve, and described impeller sleeve adopts the mode of spline to cooperate with the impeller madial wall.
9. the water pump of band creeper belt wheel according to claim 1, it is characterized in that: the side away from bearing bore of described impeller cavity is provided with cover plate, and the side that described cover plate deviates from impeller cavity is provided with the cover plate mounting groove.
10. the water pump of band creeper belt wheel according to claim 9 is characterized in that: be provided with liner between described cover plate and the pump housing, be coated with sealer on the described liner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320194031 CN203161606U (en) | 2013-04-17 | 2013-04-17 | Water pump with anti-slip belt pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320194031 CN203161606U (en) | 2013-04-17 | 2013-04-17 | Water pump with anti-slip belt pulley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203161606U true CN203161606U (en) | 2013-08-28 |
Family
ID=49022793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320194031 Expired - Fee Related CN203161606U (en) | 2013-04-17 | 2013-04-17 | Water pump with anti-slip belt pulley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203161606U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005642A (en) * | 2019-03-28 | 2019-07-12 | 盐城海纳汽车零部件有限公司 | Easy-to-remove water pump |
-
2013
- 2013-04-17 CN CN 201320194031 patent/CN203161606U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005642A (en) * | 2019-03-28 | 2019-07-12 | 盐城海纳汽车零部件有限公司 | Easy-to-remove water pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130828 Termination date: 20140417 |