CN206738249U - A kind of water pump - Google Patents
A kind of water pump Download PDFInfo
- Publication number
- CN206738249U CN206738249U CN201720525776.4U CN201720525776U CN206738249U CN 206738249 U CN206738249 U CN 206738249U CN 201720525776 U CN201720525776 U CN 201720525776U CN 206738249 U CN206738249 U CN 206738249U
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- water
- hub
- pump
- pump housing
- cavity
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Abstract
The utility model discloses a kind of water pump, including the pump housing, rotating shaft, water seal and belt pulley, the impeller being connected with the rotating shaft is provided with the pump housing, protrusion is provided with blade in the forward and backward both ends of the surface of the impeller, the hub adaptable with the shape of two blades is provided with the pump housing, the both ends of the pump housing inner chamber are provided with advance water cavity, the rear intake antrum for the front and back ends that can be respectively communicated with the hub cavity, the water chamber being communicated with the described pump housing on the downside of the hub cavity.Of the present utility model rational in infrastructure, for two-sided blade water pump mutually in the case of same traffic, pump rotary speed is lower, and power attenuation, abrasion are smaller.
Description
Technical field
A kind of automobile-used water supply field is the utility model is related to, more specifically, it relates to a kind of water pump.
Background technology
In the prior art, the flow for increasing water pump has two ways：1st, when the timing of pump rotary speed one, it is straight impeller need to be increased
Footpath or increase blade height.2nd, when the timing of lift one, the rotating speed of water pump need to be increased.First method can cause adding for water pump body
Greatly；Second method increases with pump rotary speed, and water pump frictional work is consequently increased, and power attenuation becomes big, is unfavorable for improving effect
Rate.The trend increasingly minimized with engine, water pump certainly will also need and then to minimize, and traditional water pump structure limits water pump
Miniaturization Design.
Utility model content
The technical problems to be solved in the utility model is the above-mentioned deficiency for prior art, and the utility model provides one
Kind flow is big, low in energy consumption, the convenient water pump of maintaining.
To achieve the above object, the utility model provides a kind of water pump, including the pump housing, rotating shaft, water seal and belt pulley, institute
The impeller for being provided with the pump housing and being connected with the rotating shaft is stated, protrusion is provided with blade in the forward and backward both ends of the surface of the impeller, described
The hub adaptable with the shape of two blades is provided with the pump housing, the both ends of the pump housing inner chamber are described provided with that can be respectively communicated with
Advance water cavity, the rear intake antrum of the front and back ends of hub cavity, going out on the downside of the hub cavity is communicated with the described pump housing
Water cavity.
Further, the upside of the hub cavity is provided with low pressure water cavity, and the both ends open of the hub is by the low pressure
Water cavity connects with described advance water cavity, rear intake antrum；The open lower side of the hub connects with described water chamber, described
Water chamber is to be arranged on the sunk structure on the downside of the cavity wall of the pump housing.
Further, the cavity wall of the pump housing is provided with the water inlet connected with described advance water cavity, rear intake antrum.
As a further improvement, the open rearward end of the pump housing and the pump removably provided with the closing pump housing inner chamber
Body bonnet, what the inner end of the pump housing bonnet was emptied and was provided with the rear end of closing hub and can be adapted with the end face of the blade
Hub end cap.
Improved as further, described blade is provided with interior high, outer short tilting section, described hub and hub
End cap is provided with cone structure adaptable with the vane end faces at the impeller both ends respectively.
Improve, covered after the described pump housing provided with the first seam knot with the pump housing location and installation as further
Structure.
Further, described hub end cap is provided with the second fixing structure with the hub location and installation.
Beneficial effect
Compared with prior art, the utility model has advantages below：Two-sided blade water pump it is reasonable in design, it is two-sided
For blade water pump mutually in the case of same traffic, pump rotary speed is lower, and power attenuation, abrasion are smaller；The diameter of water pump is constant, long
Degree increase is little, both meets the needs of pump capacity, reaches the purpose of water pump structure miniaturization again, occupies little space, be easy to water
Pump integrated installation is easily installed on the engine of miniaturization in engine bin, meets installation requirement, adapt to market form
Change and demand, have good development prospect；The height of blade is low, impeller diameter is small, and impeller, the rigidity of blade are good, blade
Can be big to the tolerance of impacts of water, under same rotating speed, blade and impeller are unlikely to deform, durable in use；And set in the pump housing
There are two inlet channels, absorption speed is fast, ensures that low pressure water enters the water of both ends blade center, ensures confession of the low pressure water to water pump
Water, so as to ensure the flow of water pump outflow water under high pressure, prevent the impeller of water pump from air transport occur and transferring to cause to waste, greatly improve
The efficiency of water pump.
Brief description of the drawings
Fig. 1 is the cross-sectional view of water pump of the present utility model.
In figure：1st, the pump housing；2nd, rotating shaft；3rd, impeller；4th, blade；5th, advance water cavity；6th, rear intake antrum；7th, water chamber；8th, take turns
Shell；9th, belt pulley；10th, pump housing bonnet；11st, hub end cap；12nd, low pressure water cavity；13rd, water inlet；14th, the first fixing structure；15、
Second fixing structure；16th, water seal.
Embodiment
Below in conjunction with the accompanying drawings, specific embodiment of the present utility model is described in detail, it is to be understood that this practicality
New protection domain is not limited by embodiment.
Embodiment of the present utility model is such：As shown in figure 1, a kind of water pump, including the pump housing 1, rotating shaft 2, water seal 16
With belt pulley 9, the pump housing 1 is interior to be provided with the impeller 3 being connected with rotating shaft 2, and protrusion is provided with blade 4 in the forward and backward both ends of the surface of impeller 3,
The hub 8 adaptable with the shape of two blades 4 is provided with the pump housing 1, the both ends of the inner chamber of the pump housing 1, which are provided with, can be respectively communicated with hub 8
Advance water cavity 5, the rear intake antrum 6 of the front and back ends of cavity, the water chamber 7 being communicated with the pump housing 1 on the downside of the cavity of hub 8.Impeller
Blade 4 is set in 3 both ends of the surface, and in the case where lift and the rotating speed of rotating shaft 2 are certain, two-sided blade water pump is relative to one side blade
Pump capacity is greatly improved, and in the case of same traffic, pump rotary speed is lower, and power attenuation, abrasion are smaller；Impeller
3 diameters can improve pump capacity without increase, and the diameter of water pump is constant, length increase is little, runner and the pump housing in the pump housing 1
1 Volume Changes are little, meet the needs of pump capacity, reach the purpose of water pump structure miniaturization again, occupy little space, be easy to
Water pump integrated installation is easily installed on the engine of miniaturization, meeting installation requirement in engine bin, adapts to market form
Change and demand, there is good development prospect；The height of one side blade 4 is low, the diameter of impeller 3 is small, impeller 3, blade 4 it is firm
Property is good, and blade 4 can be big to the tolerance of impacts of water, and under same rotating speed, blade 4 and impeller 3 are unlikely to deform, durable in use,
Also can be as needed, big pressure can be born in big rotating speed lower blade 4, impeller 3, improves the flow of water；Under same rotational speed, work(
Rate is constant, and the flow increase of water pump, power attenuation is small, meets the needs of vehicle uses；Also, it is provided with advance water cavity in the pump housing 1
5th, rear 6 two inlet channels of intake antrum, the advance water cavity 5 from the both ends of hub 8, the flow direction of rear intake antrum 6 are located at the two of impeller 3 to water respectively
Individual blade 4, is flowing to the central area of blade 4, and centrifugal force is produced because water pump vane 3 rotates, by water from the center of blade 4 get rid of to
The runner of hub 8 forms water under high pressure, water pump is flowed out into the water chamber 7 of the pump housing 1 after water is got rid of to the downside of hub 8, before setting
Intake antrum 5, rear intake antrum 6 are intake from the both ends of impeller 3, are accelerated the speed that low pressure water enters in hub 8, are ensured that water quickly enters
The center of the structure of both ends blade 4, ensure that low pressure water enters the water at the center of both ends blade 4, ensure water supply of the low pressure water to water pump
Amount, so as to ensure the flow of water pump outflow water under high pressure, prevent the impeller 3 of water pump from air transport occur and transferring to cause to waste, greatly improve
The efficiency of water pump.
In the present embodiment, the cavity wall of the pump housing 1 is provided with the water inlet 13 connected with advance water cavity 5, rear intake antrum 6, wheel
The upside of the cavity of shell 8 is provided with low pressure water cavity 12, and the both ends open of hub 8 is by low pressure water cavity 12 and advance water cavity 5, rear intake antrum 6
Connection, low pressure water enter in the pump housing 1 through water inlet 13, enter leaf from preceding intake antrum 5, both ends open of the rear intake antrum 6 through hub 8
At the center of blade 4 of wheel 3, advance water cavity 5, rear intake antrum 6 are arranged on the both ends of impeller 3, make the area of opening big, and water enters leaf
The speed at the center of blade 4 of wheel 3 is fast, is easy to pump sump, can also flow to low pressure water cavity 12 and carry out interim storage；Under hub 8
Side opening connects with water chamber 7, and water chamber 7 is to be arranged on the sunk structure on the downside of the cavity wall of the pump housing 1, and low pressure water is in impeller 3
Got rid of in rotation by the pressure of blade 4 to water chamber 7, water chamber 7 is high-pressure water chamber.
In the present embodiment, the open rearward end of the pump housing 1 and the pump housing bonnet 10 removably provided with the closing pump housing 1 inner chamber,
The hub end cap 11 that the inner end of pump housing bonnet 10 is emptied and is provided with the rear end of closing hub 8 and can be adapted with the end face of blade 4,
The row of hub end cap 11 is communicated with the opening of rear intake antrum 6, is easy to absorb water；Hub end cap 11 horizontal forward can be inserted in hub 8,
Hub end cap 11 is set with the disjunctor of pump housing bonnet 10, and impeller 3 is socketed in rotating shaft 2, then coordinates hub end cap 11 and hub 8
While, hub end cap 11 closes the inner chamber of the pump housing 1, prevents leak, rational in infrastructure, easy to assembly, and maintenance, maintenance are simple.
In the present embodiment, blade 4 is provided with interior high, outer short tilting section, and the rigidity of blade 4 is good, and outer end is not easy distortion and become
Shape, hub 8 and hub end cap 11 are provided with cone structure adaptable with the end face of blade 4 at the both ends of impeller 3 respectively.
In the present embodiment, pump housing bonnet 10 is provided with the first fixing structure 14 with the location and installation of the pump housing 1, hub end cap
11 are provided with the arrangement of the second fixing structure 15 with the location and installation of hub 8, the first fixing structure 14 and the second fixing structure 15
Position relative misalignment, is oriented to, and pump housing bonnet 10, hub end cap 11 can make with fast positioning on the pump housing 1, the rear end face of hub 8
Pump housing bonnet 10 is tightly bonded with the rear end face of the pump housing 1, good airproof performance.
It the above is only preferred embodiment of the present utility model, it should be pointed out that for those skilled in the art,
On the premise of not departing from the utility model structure, several modifications and improvements can also be made, these are new all without this practicality is influenceed
The effect and practical applicability that type is implemented.
Claims (7)
1. it is provided with a kind of water pump, including the pump housing (1), rotating shaft (2), water seal (16) and belt pulley (9), in the pump housing (1) and institute
State the impeller (3) of rotating shaft (2) connection, it is characterised in that protrusion is provided with blade in the forward and backward both ends of the surface of the impeller (3)
(4) hub (8) adaptable with the shape of two blades (4), is provided with the pump housing (1), the pump housing (1) inner chamber
Both ends are provided with advance water cavity (5), the rear intake antrum (6) of the front and back ends that can be respectively communicated with the hub (8) cavity, described pump
The water chamber (7) being communicated with body (1) on the downside of the hub (8) cavity.
2. a kind of water pump according to claim 1, it is characterised in that the upside of hub (8) cavity is provided with low pressure water
Chamber (12), the both ends open of the hub (8) is by the low pressure water cavity (12) and described advance water cavity (5), rear intake antrum (6)
Connection；The open lower side of the hub (8) connects with described water chamber (7), and described water chamber (7) is to be arranged on the pump
Sunk structure on the downside of the cavity wall of body (1).
A kind of 3. water pump according to claim 2, it is characterised in that the cavity wall of the pump housing (1) be provided with it is described
Advance water cavity (5), the water inlet (13) of rear intake antrum (6) connection.
4. according to a kind of water pump described in claim 1 or 2 or 3, it is characterised in that the open rearward end of the pump housing (1) simultaneously can
Dismounting is provided with the pump housing bonnet (10) for closing the pump housing (1) inner chamber, and the inner end of the pump housing bonnet (10) is emptied and is provided with
The hub end cap (11) closed the rear end of the hub (8) and can be adaptable with the end face of the blade (4).
5. a kind of water pump according to claim 4, it is characterised in that described blade (4), which is provided with, interior high, outer short to incline
Mutually fit blade (4) end face that oblique section, described hub (8) and hub end cap (11) are provided with respectively with the impeller (3) both ends
The cone structure answered.
6. a kind of water pump according to claim 4, it is characterised in that described pump housing bonnet (10) is provided with and the pump
First fixing structure (14) of body (1) location and installation.
7. a kind of water pump according to claim 6, it is characterised in that described hub end cap (11) is provided with and the wheel
Second fixing structure (15) of shell (8) location and installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720525776.4U CN206738249U (en) | 2017-05-12 | 2017-05-12 | A kind of water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720525776.4U CN206738249U (en) | 2017-05-12 | 2017-05-12 | A kind of water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206738249U true CN206738249U (en) | 2017-12-12 |
Family
ID=60565552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720525776.4U Active CN206738249U (en) | 2017-05-12 | 2017-05-12 | A kind of water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206738249U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106930980A (en) * | 2017-05-12 | 2017-07-07 | 广西玉柴机器股份有限公司 | A kind of water pump |
-
2017
- 2017-05-12 CN CN201720525776.4U patent/CN206738249U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106930980A (en) * | 2017-05-12 | 2017-07-07 | 广西玉柴机器股份有限公司 | A kind of water pump |
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