CN206144851U - Front end housing structure of water pump - Google Patents
Front end housing structure of water pump Download PDFInfo
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- CN206144851U CN206144851U CN201621131872.2U CN201621131872U CN206144851U CN 206144851 U CN206144851 U CN 206144851U CN 201621131872 U CN201621131872 U CN 201621131872U CN 206144851 U CN206144851 U CN 206144851U
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- impeller
- water inlet
- water pump
- inlet pipe
- impeller cavity
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Abstract
The utility model discloses a front end housing structure of water pump, the pin shaping device comprises a base, the central authorities of base extend has the bellied column body forward, the internal cylindric impeller cavity of rear end open -ended that is equipped with of column, the preceding tip central authorities of the column body extend the inlet tube that constitutes with the impeller cavity intercommunication forward, on the chamber wall of impeller cavity the tangential be equipped with with the outlet pipe of impeller cavity intercommunication, be close to and be equipped with impeller pivot fixing base in the inlet tube of impeller cavity, impeller pivot fixing base is through the pipe wall fixed connection of the radial backup pad that sets up in the inlet tube with the inlet tube. The utility model discloses a relative position adjustment of impeller cavity and business turn over water pipe makes the water pump realize miniaturizing under the condition that satisfies different assembly demands and has reached reduce cost's purpose, has very high practical value.
Description
Technical field
This utility model is related to pump technology field, more particularly to a kind of drive end bearing bracket structure of water pump.
Background technology
In prior art the similar application such as washing machine field using its water inlet of water pump and outlet be arranged on mostly electricity
Radially, this structure is not suitable for some has the application scenario that strict direction requires to use to machine rotor axle to import and export, it is impossible to
Meet the assembling demand of distinct device.In addition, the most complex structure of its influent side of this kind of water pump, not only production cost is high, and
Make whole water pump volume larger, it is impossible to meet miniature requirement of the existing equipment to water pump.The day for announcing is on December 3rd, 2014,
Notification number discloses a kind of long-life brushless direct-current water pump for the Chinese patent document of CN203978848U, and which includes pump case, front
End cap, rear end cap, rotor, stator and divider, stator arrange the stator intracavity of pump case, and rotor arranges pump case by graphite bushing
Rotor intracavity, and the cooling opening for exposing the rotating shaft of axle sleeve and rotor is provided with the bottom of the rotor chamber；The structure is in rotor
Chamber is provided with cooling opening, liquid can be allowed to be lubricated and cool down between axle sleeve and the rotating shaft of rotor, can reduce rubbing
Power and loss are wiped, and then is increased the service life, reduce vibration, reduced noise, make pump working more stable.But the water pump goes out
The mouth of a river and water inlet on the same axis, are not suitable for using in the application scenario for having import and export steering to require, and the water pump are
Axle stream water-carriage mode, pumping height are less, it is impossible to meet the water delivery requirement of many equipment.The day for announcing is on June 8th, 2016, public
Accuse number Chinese patent document for being CN205297953U and disclose a kind of washing machine drainage pump configuration, including the pump housing being connected with each other
And drive end bearing bracket, admission chamber and impeller cavity are provided with drive end bearing bracket, rotor in the pump housing, is coated with, pump housing periphery is provided with the line for driving rotor
Pack assembly, the front end of rotor are connected with impeller assembly, and impeller assembly is arranged on impeller intracavity, drive end bearing bracket front end connection plug screw, spiral shell
Filter stand is connected between plug and separator disc；The rotor includes rotating shaft and magnet steel, and magnet steel connection is arranged with the rotating shaft
Body, the magnet steel connector include front apron and backboard, by telescopic joint between front apron and backboard, sleeve pipe and rotating shaft
Between be provided with anti-skid structure, described magnet steel is set between the front apron and backboard of outside of sleeve, the axial two ends of magnet steel with
Disconnecting prevention structure is provided between front and rear baffle.The water inlet pipe of this water pump is arranged at armature spindle radially with outlet pipe, but its
Influent side complex structure, volume are larger, it is impossible to meet the miniature requirement of water pump, and production cost is higher.
Utility model content
The purpose of this utility model is to solve the problems referred to above that prior art is present, there is provided a kind of drive end bearing bracket knot of water pump
Structure, makes water pump realize miniaturization under conditions of different assembling demands are met, reaches the requirement of low cost.
This utility model by solving the technical scheme that adopts of above-mentioned technical problem is, a kind of drive end bearing bracket structure of water pump,
Including a pedestal, the central authorities of the pedestal are extended with column raised forward, the cylindrical shape of open rearward end are provided with column body
Impeller cavity, is extended before the leading section mediad of column and constitutes the water inlet pipe connected with impeller cavity, tangential in the cavity wall of impeller cavity
The outlet pipe connected with impeller cavity is provided with, and impeller shaft fixed seat, the impeller shaft is provided with the water inlet pipe of impeller cavity
Fixed seat by being fixedly connected with the tube wall of water inlet pipe to the gripper shoe for arranging in water inlet bore, described pedestal, column,
Water inlet pipe, outlet pipe and impeller shaft fixed seat are homogeneity integrative-structure.This utility model is on drive end bearing bracket pedestal by extending
The impeller cavity with rotor engagement is formed, water inlet pipe is set directly on the centrage of impeller cavity axial direction, and will be used for arranging leaf
The impeller shaft fixed seat of wheel rotating shaft is arranged in water inlet pipe, by such structure setting, enormously simplify the water inlet of water pump
Side structure, reduces the volume of water pump, reduces production cost.On the other hand, outlet pipe is arranged on impeller by this utility model
Chamber it is tangential on, such water inlet pipe and outlet pipe into vertical stratification, such that it is able to meet needs water pump intake-outlet at a right angle
The matching requirements of equipment；And pedestal, column, water inlet pipe, outlet pipe and impeller shaft fixed seat can using homogeneity integrative-structure
So that drive end bearing bracket can integrally be processed and formed at one time, production cost has been greatly reduced.This utility model by impeller cavity with
The relative position adjustment of water inlet pipe and water outlet pipe, makes water pump realize miniaturization under conditions of different assembling demands are met and reach drop
The purpose of low cost.
Preferably, pedestal includes a rectangular base plate, the neighboring of base plate turns down forward composition around the convex edge of base plate, convex
Cannelure is formed along and column between, some reinforcements in cannelure, are provided with.Around the convex edge and convex edge of base plate and column
Between reinforcement be set improve the structural strength of pedestal, while the weight of pedestal can also be reduced, reduce production cost.
Preferably, four corners of base plate are provided with the cylinder vertical with base plate, the centre bore of cylinder constitutes pedestal installing hole.
Preferably, column is in cylinder, the leading section central authorities of column are provided with circular platform, and water inlet pipe is arranged on circle
On shape platform.The bonding strength that circular platform can increase between water inlet pipe root and impeller cavity is set, the use of product is improved
Life-span.
Preferably, the internal diameter of water inlet pipe is more than the internal diameter of outlet pipe, the length of water inlet pipe is entered less than the length of outlet pipe
Ring-type disconnecting prevention structure is equipped with water pipe and the outer peripheral face of outlet pipe.Generally water pump adopts an equal amount of water inlet pipe and water outlet pipe, but this
Utility model is provided with impeller shaft fixed seat, therefore the internal diameter of water inlet pipe in water inlet pipe more than the internal diameter of outlet pipe；And ring-type
Disconnecting prevention structure can prevent the flexible pipe being connected with water inlet pipe and water outlet pipe from coming off from water inlet pipe and water outlet pipe.
Preferably, impeller shaft fixed seat is in pre-small post-large truncated cone-shaped, impeller shaft fixed seat is provided with conical flow guiding
Portion, impeller shaft fixed seat are provided with shaft hole towards the rear end face of impeller cavity, and described gripper shoe is three pieces, in impeller shaft
It is uniformly distributed on the truncated cone-shaped outer peripheral face of fixed seat.
Preferably, the opening periphery of impeller cavity is provided with the sealing ring for being raised in base plate, it is to set on base plate on the outside of sealing ring
There is alignment pin.Sealing ring is used for sealing when drive end bearing bracket is assembled and between pump case, and alignment pin is easy to drive end bearing bracket and water pump rear pump shell
Assembling positioning.
The beneficial effects of the utility model are：Water pump volume that it efficiently solves prior art is big, high cost and its
Water inlet-outlet pipe structure cannot meet the problem of some equipment matching requirements.This utility model passes through the phase of impeller cavity and water inlet pipe and water outlet pipe
To position adjustment, water pump is made to realize miniaturization under conditions of different assembling demands are met and reach the mesh of reduces cost
, with very high practical value.
Description of the drawings
Fig. 1 is a kind of dimensional structure diagram of the present utility model；
Fig. 2 is a kind of forward sight structural representation of the present utility model；
Fig. 3 is the left view of Fig. 2；
Fig. 4 is the A-A cross section structure diagrams of Fig. 3；
Fig. 5 is the B-B cross section structure diagrams of Fig. 3.
In figure：1. pedestal, 2. column, 3. impeller cavity, 4. water inlet pipe, 5. outlet pipe, 6. impeller shaft fixed seat, 7.
Fagging, 8. base plate, 9. convex edge, 10. cannelure, 11. reinforcements, 12. cylinders, 13. installing holes, 14. circular platforms, 15. ring-types
Disconnecting prevention structure, 16. shaft holes, 17. sealing rings.
Specific embodiment
Below by embodiment, and it is further to the specific embodiment work of technical solutions of the utility model to combine accompanying drawing
Explanation.
Embodiment 1
In embodiment 1 as shown in Figure 1, a kind of drive end bearing bracket structure of water pump, an including pedestal 1, the pedestal include
One rectangular base plate 8, the central authorities of rectangular base plate are extended with column 2 raised forward, and the cylinder of open rearward end is provided with column body
Shape impeller cavity 3（See Fig. 4 Fig. 5）, the opening periphery of impeller cavity is provided with the sealing ring 17 for being raised in base plate, is base plate on the outside of sealing ring
It is provided with alignment pin 18（See Fig. 3 Fig. 4）, extend before the leading section mediad of column and constitute the water inlet pipe 4 connected with impeller cavity,
The outlet pipe 5 that with impeller cavity connect is provided with the cavity wall of impeller cavity tangentially（See Fig. 2 Fig. 5）, the column of the present embodiment is in cylinder
Shape, the leading section central authorities of column are provided with circular platform 14, and water inlet pipe is arranged on circular platform, and the internal diameter of water inlet pipe is more than
Ring-type is equipped with the internal diameter of water pipe, the length of the length of water inlet pipe less than outlet pipe, water inlet pipe and the outer peripheral face of outlet pipe to prevent
De- structure 15.Impeller shaft fixed seat 6 is provided with the water inlet pipe of impeller cavity, the impeller shaft fixed seat is by water inlet
Bore is fixedly connected to the gripper shoe 7 for arranging with the tube wall of water inlet pipe, and impeller shaft fixed seat is in pre-small post-large truncated cone-shaped,
Impeller shaft fixed seat is provided with conical flow guiding portion, and impeller shaft fixed seat is provided with shaft hole 16 towards the rear end face of impeller cavity,
Described gripper shoe is three pieces, is uniformly distributed on the truncated cone-shaped outer peripheral face of impeller shaft fixed seat.The neighboring of base plate is forward
Turnover is constituted around the convex edge 9 of base plate, forms cannelure 10, some reinforcements are provided with cannelure between convex edge and column
11, four corners of base plate are provided with the cylinder 12 vertical with base plate, and the centre bore of cylinder constitutes pedestal installing hole 13.Described base
Seat, column, water inlet pipe, outlet pipe and impeller shaft fixed seat are homogeneity integrative-structure.
This utility model by extending the impeller cavity formed with rotor engagement, water inlet pipe is directly set on drive end bearing bracket pedestal
Put on the centrage of impeller cavity axial direction, and will be arranged in water inlet pipe for the impeller shaft fixed seat for arranging impeller shaft,
By such structure setting, the water inlet side structure of water pump is enormously simplify, the volume of water pump is reduced, is reduced and produce into
This.On the other hand, this utility model by outlet pipe be arranged on impeller cavity it is tangential on, such water inlet pipe and outlet pipe are into vertical junction
Structure, such that it is able to meet the matching requirements of needs water pump intake-outlet equipment at a right angle.This utility model by impeller cavity with
The relative position adjustment of water inlet pipe and water outlet pipe, makes water pump realize miniaturization under conditions of different assembling demands are met and reach drop
The purpose of low cost, with very high practical value.
Claims (7)
1. a kind of drive end bearing bracket structure of water pump, is characterized in that, including a pedestal（1）, the central authorities of the pedestal are extended with to lordosis
The column for rising（2）, in column body, it is provided with the cylindric impeller cavity of open rearward end（3）, prolong before the leading section mediad of column
Stretch and constitute the water inlet pipe connected with impeller cavity（4）, in the cavity wall of impeller cavity, tangentially it is provided with the outlet pipe connected with impeller cavity（5）,
Impeller shaft fixed seat is provided with the water inlet pipe of impeller cavity（6）, the impeller shaft fixed seat is by water inlet bore
To the gripper shoe for arranging（7）It is fixedly connected with the tube wall of water inlet pipe, described pedestal, column, water inlet pipe, outlet pipe and impeller
Shaft fixing block is homogeneity integrative-structure.
2. the drive end bearing bracket structure of water pump according to claim 1, it is characterised in that：Described pedestal includes a rectangular base plate
（8）, the neighboring of base plate turns down forward composition around the convex edge of base plate（9）, between convex edge and column, form cannelure（10）,
Some reinforcements are provided with cannelure（11）.
3. the drive end bearing bracket structure of water pump according to claim 2, it is characterised in that：Four corners of base plate are provided with is hung down with base plate
Straight cylinder（12）, the centre bore composition pedestal installing hole of cylinder（13）.
4. the drive end bearing bracket structure of water pump according to claim 1, it is characterised in that：Described column is in cylinder, post
The leading section central authorities of shape body are provided with circular platform（14）, water inlet pipe is arranged on circular platform.
5. the drive end bearing bracket structure of water pump according to claim 1, it is characterised in that：The internal diameter of water inlet pipe is more than outlet pipe
Internal diameter, the length of water inlet pipe are equipped with ring-type disconnecting prevention structure on water inlet pipe and the outer peripheral face of outlet pipe less than the length of outlet pipe
（15）.
6. the drive end bearing bracket structure of water pump according to claim 1, it is characterised in that：The impeller shaft fixed seat is in front little
Big truncated cone-shaped afterwards, impeller shaft fixed seat are provided with conical flow guiding portion, and impeller shaft fixed seat is towards on the rear end face of impeller cavity
It is provided with shaft hole（16）, described gripper shoe is three pieces, is uniformly distributed on the truncated cone-shaped outer peripheral face of impeller shaft fixed seat.
7. the drive end bearing bracket structure of the water pump according to any one of claim 1-6, it is characterised in that：The opening periphery of impeller cavity
It is provided with the sealing ring for being raised in base plate（17）, it is that base plate is provided with alignment pin on the outside of sealing ring（18）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621131872.2U CN206144851U (en) | 2016-10-17 | 2016-10-17 | Front end housing structure of water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621131872.2U CN206144851U (en) | 2016-10-17 | 2016-10-17 | Front end housing structure of water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206144851U true CN206144851U (en) | 2017-05-03 |
Family
ID=58622549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621131872.2U Active CN206144851U (en) | 2016-10-17 | 2016-10-17 | Front end housing structure of water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206144851U (en) |
-
2016
- 2016-10-17 CN CN201621131872.2U patent/CN206144851U/en active Active
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