CN209621701U - A kind of housing and the pump assembly with the housing - Google Patents
A kind of housing and the pump assembly with the housing Download PDFInfo
- Publication number
- CN209621701U CN209621701U CN201920145528.6U CN201920145528U CN209621701U CN 209621701 U CN209621701 U CN 209621701U CN 201920145528 U CN201920145528 U CN 201920145528U CN 209621701 U CN209621701 U CN 209621701U
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- Prior art keywords
- housing
- opening portion
- annular opening
- electric machine
- pump
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Abstract
The utility model discloses a kind of housing and with the pump assembly of the housing.The housing is plastic material, the housing is axially extending barrel-like structure, one end of the housing far from the pump housing is sealing end, the sealing end is equipped with the rear bearing with the housing integrated injection forming, the housing is equipped with annular opening portion close to the one end of the pump housing, the opening size in the annular opening portion is greater than the side wall dimensions of the housing, and the annular opening portion and the junction of the housing are equipped with arc interconnecting piece.Housing in the utility model is made of plastic material, and therefore, housing will generate the eddy-current loss of minimum, this will make the high efficiency of magneto be further improved, while improved housing mounting structure manufacturing cost is low, and antiwear property is strong.
Description
Technical field
The utility model relates to pump technical fields, more specifically, in particular to a kind of housing and have the housing
Pump assembly.
Background technique
It is equipped with housing between the rotor and stator of its motor of the pump assembly of motor drive, can be used for sealed stator group
Part, it can also be used to accommodate rotor assembly.The housing of the prior art is mostly the housing of integrally formed stainless steel material,
By stainless steel materials through hydraulic die drawing and forming, moulding process is simple, can be mass-produced, this structual shield set is answered extensively
It is best with being had proven to through practice to canned motor pump field, and particularly preferred for the connection with asynchronous machine.
Can be more preferable in magneto from being applied from the point of view of efficiency, but metallic shield set therein can bring eddy-current loss；
In addition rotor is run in housing, housing near two ends respectively by side relative to the sealing of stator and
Integration is realized relative to the sealing of support plate in the other side.But in this way two sides sealing on the one hand cause manufacture at
This is excessively high, on the other hand but also the decline of anti-interference and antiwear property.
Therefore, it is necessary to be improved to existing technology, to solve the above technical problem.
Utility model content
The purpose of this utility model is to provide a kind of housing and with the pump assembly of the housing, to solve existing skill
The problem of in the presence of art.
In order to achieve the above object, the technical solution adopted in the utility model is as follows:
A kind of housing, the housing are plastic material, and the housing is axially extending barrel-like structure, the screen
Cover cover far from the pump housing one end be sealing end, the sealing end be equipped with after the housing integrated injection forming
Bearing, the housing are equipped with annular opening portion close to the one end of the pump housing, and the opening size in the annular opening portion is greater than institute
The side wall dimensions of housing are stated, the annular opening portion and the junction of the housing are equipped with arc interconnecting piece.
Further, the side wall in the annular opening portion is equipped with a ribs.
Further, the housing outer wall close to annular opening portion one end is equipped with reinforcing sleeve, the material of the reinforcing sleeve
Matter is plastic material.
The utility model also provides a kind of pump assembly with above-mentioned housing, including the pump housing, electric machine assembly, terminal box and
Movable lug, the electric machine assembly include rotor assembly and stator module, and the housing is set to rotor assembly and stator module
Between, the rear bearing of the housing is used to for being fixed on one end of housing in the middle part of one end of electric machine casing, the housing
Annular opening portion the other end of housing is fixed in the middle part of the other end of electric machine casing by bearing block.
Further, the flange of the flange of the bearing block and electric machine casing cooperates.
Further, the opening portion side wall of the bearing block is equipped with radially outer groove, is equipped with O shape in the groove
Circle, passes through seal with O ring between the opening portion of the bearing block and the annular opening portion of housing.
Further, the side wall of the electric machine casing is equipped with the first cooling fin, and the bottom of the terminal box is also equipped with second
Cooling fin.
Compared with the prior art, the advantages of the utility model are: the housing in the utility model is by plastic material structure
At therefore, housing will generate the eddy-current loss of minimum, this will make the high efficiency of magneto be further improved, together
When improved housing mounting structure manufacturing cost it is low, and antiwear property is strong.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model housing.
Fig. 2 is the perspective view of the pump assembly of the utility model.
Fig. 3 is the schematic diagram of internal structure of the pump assembly of the utility model.
Description of symbols: the 1, pump housing, 2, electric machine assembly, 3, terminal box, 4, movable lug, 5, rotor assembly, 6, stator
Component, 7, electric machine casing, 8, armature spindle, 9, impeller, 10, housing, 11, closing end, 12, rear bearing, 13, annular opening
Portion, 14, arc interconnecting piece, 15, bearing block, 16, opening portion, 17, reinforcing sleeve, 18, bearing, the 19, first cooling fin, 20, second
Cooling fin.
Specific embodiment
The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, to make the protection scope of the utility model apparent clear
Define.
Embodiment one
As shown in fig.1, the housing 10 is plastic material, housing 10 the present embodiment provides a kind of housing
For axially extending barrel-like structure, one end of the housing 10 far from the pump housing is sealing end 11, and sealing end 11 is equipped with and institute
The rear bearing 12 of 10 integrated injection forming of housing is stated, housing 10 is equipped with annular opening portion 13 close to the one end of the pump housing,
The opening size in annular opening portion 13 is greater than the side wall dimensions of housing 10, the combination in annular opening portion 13 and the housing 10
Place is equipped with arc interconnecting piece 14.
As a kind of preferred embodiment of the present embodiment, the side wall in the annular opening portion 13 is equipped with a ribs, mainly
For the intensity for increasing annular opening portion 13.
As a kind of preferred embodiment of the present embodiment, 10 outer wall of housing close to described 13 one end of annular opening portion is set
There is reinforcing sleeve 17, the material of the reinforcing sleeve 17 is plastic material, and reinforcing sleeve 17 is for preventing fluid temperature (F.T.) in housing 10
It is excessively high and generate plastic deformation, influence pump assembly overall performance.
Embodiment two
Refering to fig. 1 shown in-Fig. 3, the present embodiment also provides a kind of pump assembly with housing described in embodiment one, including
The pump housing 1, electric machine assembly 2, terminal box 3 and movable lug 4, the electric machine assembly 2 pass through movable lug 4 and are fixedly connected with the pump housing 1,
The electric machine assembly 2 is equipped with stator module 6 and rotor assembly 5, and stator module 6 is placed in electric machine casing 7, and rotor assembly 5 can revolve
What is turned is supported in stator module 6, and rotor assembly 5 has armature spindle 8, and the side of armature spindle 8 is equipped with impeller 9, and impeller 9 is with known
Mode be placed in the spiral pump housing 1.
The electric machine assembly 2 includes rotor assembly 5 and stator module 6, and housing 10 is set to rotor assembly 5 and stator pack
Between part 6, the rear bearing 12 of housing 10 is used to for being fixed on one end of housing 10 in the middle part of one end of electric machine casing 7, shielding
The other end of housing 10 is fixed in the middle part of the other end of electric machine casing 7 by the annular opening portion 13 of set 10 by bearing block 15.
Since housing 10 is made of plastic material, make the stator module with stator coil 6 relative to being equipped with
The isolated housing of the rotor assembly 5 of permanent magnet will only generate the eddy-current loss of minimum, this will make the efficient of magneto
Rate is further improved.
As a kind of preferred embodiment of the present embodiment, the flange of the bearing block 15 and the flange of electric machine casing 7 cooperate, can
So that rotor assembly 5 is hermetically between housing 10 and the pump housing 1.
As a kind of preferred embodiment of the present embodiment, the opening portion 16 of the bearing block 15 and the annular of housing 10 are opened
Sealing ring is equipped at 13 mutual cooperation of oral area, method particularly includes: 16 side wall of opening portion of the bearing block 15 be equipped with it is radial to
Outer groove 21, groove 21 is interior to be equipped with O-ring 20, between the opening portion 16 of bearing block 15 and the annular opening portion 13 of housing 10
It is sealed by O-ring 20.Therefore housing 10, bearing block 15 and sealing ring between the two make to use in electric machine assembly 2 together
It is hermetically separated in the part for accommodating stator module 6.
As a kind of preferred embodiment of the present embodiment, the O-ring 20 be it is common in the market, according to housing and axis
National standard sealing ring can be chosen by holding the gap at seat cooperation and required decrement.
As a kind of preferred embodiment of the present embodiment, the bearing block 15 is equipped with bearing 18, the armature spindle 8
Between the closing end 11 and impeller 9 of housing 10, the bearing block 15 is made of copper metal for support.
As a kind of preferred embodiment of the present embodiment, the side wall of the electric machine casing 7 is equipped with the first cooling fin 19, described
The bottom of terminal box 3 is also equipped with the second cooling fin 20, and setting principle is: in addition to terminal box 3 match with electric machine casing 7 region without
Outside cooling fin, the second cooling fin 20 in terminal box 3 is all arranged around 3 bottom of terminal box；First cooling fin 19 and
Heat transmission of the setting of second cooling fin 20 for being distributed 3 interior circuit board of terminal box is gone out.
Housing in the utility model is made of plastic material, and therefore, housing damages the vortex for generating minimum
Consumption, this will make the high efficiency of magneto be further improved, while improved housing mounting structure manufacturing cost is low, and anti-
Wear resistance is strong.
Although being described in conjunction with the accompanying the embodiments of the present invention, patent owner can want in appended right
Various deformations or amendments are made within the scope of asking, as long as the claim for being no more than the utility model is described to protect model
It encloses, should all be within the protection scope of the utility model.
Claims (7)
1. a kind of housing, it is characterised in that: the housing is plastic material, and the housing is axially extending tubbiness knot
Structure, one end of the housing far from the pump housing are sealing end, and the sealing end is equipped with to be infused with the housing integral type
Molding rear bearing is moulded, the housing is equipped with annular opening portion, the opening in the annular opening portion close to the one end of the pump housing
Size is greater than the side wall dimensions of the housing, and the annular opening portion is equipped with arc with the junction of the housing and connect
Portion.
2. housing according to claim 1, it is characterised in that: the side wall in the annular opening portion is equipped with a reinforcement
Rib.
3. housing according to claim 2, it is characterised in that: the housing outer wall close to annular opening portion one end
Equipped with reinforcing sleeve, the material of the reinforcing sleeve is plastic material.
4. a kind of pump assembly with housing described in claim 1-3 any one, including the pump housing, electric machine assembly, terminal box
And movable lug, the electric machine assembly includes rotor assembly and stator module, it is characterised in that: the housing is set to rotor set
Between part and stator module, the rear bearing of the housing is for one end of housing to be fixed in one end of electric machine casing
The other end of housing is fixed in the other end of electric machine casing by the annular opening portion in portion, the housing by bearing block
Portion.
5. pump assembly according to claim 4, it is characterised in that: the flange of the bearing block and the flange of electric machine casing are matched
It closes.
6. pump assembly according to claim 4, it is characterised in that: the opening portion side wall of the bearing block is equipped with radially outward
Groove, O-ring is equipped in the groove, passes through O shape between the opening portion of the bearing block and the annular opening portion of housing
Circle sealing.
7. pump assembly according to claim 4, it is characterised in that: the side wall of the electric machine casing is equipped with the first cooling fin,
The bottom of the terminal box is also equipped with the second cooling fin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920145528.6U CN209621701U (en) | 2019-01-28 | 2019-01-28 | A kind of housing and the pump assembly with the housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920145528.6U CN209621701U (en) | 2019-01-28 | 2019-01-28 | A kind of housing and the pump assembly with the housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209621701U true CN209621701U (en) | 2019-11-12 |
Family
ID=68452123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920145528.6U Active CN209621701U (en) | 2019-01-28 | 2019-01-28 | A kind of housing and the pump assembly with the housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209621701U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113404701A (en) * | 2021-06-17 | 2021-09-17 | 安徽新沪屏蔽泵有限责任公司 | Shielding pump |
-
2019
- 2019-01-28 CN CN201920145528.6U patent/CN209621701U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113404701A (en) * | 2021-06-17 | 2021-09-17 | 安徽新沪屏蔽泵有限责任公司 | Shielding pump |
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