CN205509792U - Fluid pump - Google Patents
Fluid pump Download PDFInfo
- Publication number
- CN205509792U CN205509792U CN201620218040.8U CN201620218040U CN205509792U CN 205509792 U CN205509792 U CN 205509792U CN 201620218040 U CN201620218040 U CN 201620218040U CN 205509792 U CN205509792 U CN 205509792U
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- CN
- China
- Prior art keywords
- circuit board
- stator module
- fluid pump
- locating dowel
- contact pin
- 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.)
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Abstract
The utility model provides a fluid pump, fluid pump includes stator module, circuit board and connect spacing portion, whole of fixed formation is connected through spacing of connection to stator module and circuit board, connects spacing and makes stator module and circuit board whole as one when fluid pump assembles, can reduce the location benchmark when assembling, can also simplify packaging technology.
Description
[technical field]
This utility model relates to a kind of vehicular hot pipe reason system, particularly relates to the pump dress of vehicular hot pipe reason system
Put.
[background technology]
Automobile industry fast development, along with automotive performance is towards safer, more reliable, more stable, the most certainly
Dynamic intelligent and environmental protection and energy saving direction is developed.Fluid pump is applied in vehicular hot pipe reason system in a large number, and
It is well positioned to meet the requirement in market.
Fluid pump includes the first housing, stator module and circuit board, the first inner chamber that the first housing is formed,
Stator module and circuit board are limited in the first inner chamber, and the positioning datum of usual stator module and circuit board is usual
It is arranged on the first housing, stator module and circuit board are also equipped with positioning datum, stator module and electricity
Road plate is assembled by the positioning datum cooperation of positioning datum and the first housing, but such structure group
Dress trouble, the qualification rate of product is low.
Therefore, it is necessary to existing technology is improved, to solve above technical problem.
[utility model content]
The purpose of this utility model is to provide a kind of fluid pump, it is possible to reduces packaging technology, reduces and assemble
The quantity of part.
For achieving the above object, this utility model adopts the following technical scheme that a kind of fluid pump, including the
One housing, the second housing, separation sleeve, rotor assembly, stator module and circuit board, described separation sleeve
It is arranged between described first housing and described second housing, between described first housing and described separation sleeve
Be formed with the first inner chamber, between described second housing and described separation sleeve, be formed with the second inner chamber, described every
Separating described first inner chamber and described second inner chamber from set, described rotor assembly is arranged at described first inner chamber,
Described stator module and described circuit board are arranged at described second inner chamber, and described fluid pump also includes connecting limit
Position portion, described stator module and described circuit board connect fixing by described connection limiting section, described connection
Limiting section at least includes contact pin, and described contact pin is excessively connected with described stator module or interference connects or injection
Fixing, described contact pin and described welding circuit board, described stator module is relative with the assembling of described circuit board
Position is limited by described contact pin, and described stator module and described circuit board are electrically connected by described contact pin.
Compared with prior art, fluid pump of the present utility model, circuit board and stator module are limited by connection
Position portion forms a fixing connection, and such circuit board and stator module are connected as a single piece, at fluid
Total process of assembling of pump, circuit board has only to a positioning datum with the entirety of stator module, it is possible to minimizing group
Dress technique, reduces the quantity of the part assembled.
[accompanying drawing explanation]
Fig. 1 is a cross section structure schematic diagram of fluid pump of the present utility model；
Fig. 2 be fluid pump shown in Fig. 1 stator module and stereochemical structure signal of circuit board composition
Figure；
Fig. 3 is a perspective view of the stator module of fluid pump shown in Fig. 1.
[detailed description of the invention]
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings:
Fluid pump 100 is applied in automotive thermal tube reason system, and fluid pump 100 is automotive thermal tube reason system
Working media provides mobilization dynamic.Fig. 1 is the structural representation of a kind of fluid pump 100, fluid pump 100
Including first housing the 11, second housing 12, separation sleeve 13, rotor assembly 14, stator module 15, electricity
Control unit 16 and pump shaft 17；The first inner chamber 101 is formed between first housing 11 and separation sleeve 13, every
It is formed with the second inner chamber 102, in rotor assembly 14 is arranged at first between set 13 and the second housing 12
Chamber 101, stator module 15 and ECU 16 are arranged at the second inner chamber 102, stator module 15 and electricity
Control unit 16 electrically connects, and rotor assembly 14 rotates around pump shaft 17, and pump shaft 17 is molded with separation sleeve 13
Fixing, rotor assembly 14 includes permanent magnet.When fluid pump 100 works, ECU 16 controls to pass through
The excitation field that the electric current of stator module 15 and then control stator module 15 produce, rotor assembly 14 is swashing
Rotate around pump shaft 17 under the effect of exciting field.
Fluid pump 100 includes connecting limiting section 19, by connecting limiting section 19 by stator module 15 and electricity
Road plate 16 is connected as an entirety, so when fluid pump 100 general assembly, and stator module and 15 circuit boards
16 position with the second housing 12 and separation sleeve 13 as an entirety, so can reduce anchor point,
Simplify packaging technology, carry the packaging efficiency of altitude fluid pump.
In the present embodiment, connect spacing 19 and include that contact pin 21, contact pin 21 are made for metal, contact pin 21
Being fixed by interference fit with stator module 15, contact pin 21 is welded and fixed with circuit board 16, such stator
It is an entirety, simultaneously stator module 15 and electricity that assembly 15 and circuit board 16 are mechanically connected by contact pin 21
Road plate 16 is electrically connected by contact pin 21.In order to increase stator module 15 and stablizing that circuit board 16 is connected
Property, connect limiting section 19 and also include the clamping part 22 fixing with stator module, what circuit board 16 was arranged owes
Lack portion 161, by clamping part 22 and lack part 161 coordinate by the upper and lower surface of circuit board 16 relative to
Stator module 15 is spacing.
Clamping part 22 includes holding section 221 and bracket 222, and clamping part 221 is by injection molded, engaging
Portion 221 includes that supporting part 2211 and pothook 2212, pothook 2212 are supported by supporting part 2211,
The projected side wall in pothook 2212 self-supporting portion 2211 is arranged；Clamping part 22 also includes bracket 222, torr
The height of frame 222 is less than the height of holding section 221, in the radial direction of stator module 15, holding section 221
The central shaft of supporting part 2211 than centrally disposed near stator module 15 of the central shaft of bracket 222.
In order to increase the bonding strength of circuit board 16 further, connect limiting section 19 and also include locating dowel 23,
The main body of locating dowel 23 is cylindrical, and locating dowel 23 includes the face of cylinder 231, near locating dowel 23 from
By holding, locating dowel 23 also includes taper surface 232, and locating dowel 23 is by taper surface 232 or the face of cylinder 231
Spacing to circuit board 16.
Fluid pump 100 includes that electronic devices and components 20, electronic devices and components 20 are arranged at circuit board 16 lower surface,
Circuit board 16 is provided with lack part 161 and through hole 162, and lack part 161 is arranged near the edge of circuit board,
Through hole 162 is than centrally disposed near circuit board 16 of lack part 161.
Stator module 15 and circuit board 16 are by clamping part 22 and lack part 161, the master of holding section 22
Body inserts lack part 161, the pothook 2212 of holding section 22 and the upper surface of circuit board 16, card
The supporting part 2211 in conjunction portion 221 is positioned at the lower surface of circuit board 16 and contacts with the lower surface of circuit board 16
Or the supporting part 2211 of holding section 221 be positioned at circuit board 16 lower surface and with the following table of circuit board 16
There is certain distance in face.
Stator module 15 is coordinated with lack part 161 or through hole 162 by locating dowel 23 with circuit board 16.
Holding section 22 has certain elasticity, the inner edge portion of lack part 161 substantially with in supporting part 2211
Side alignment or the clear width certain distance than supporting part 2211, the inward flange of pothook 2212 ratio is owed
Lacking centrally disposed than close circuit board 16 of inner edge portion in portion 161, such pothook can be with limit circuit
The movement of the upper surface of plate 16.
Stator module includes stator core 151 and insulation division 152, and insulation division 152 is formed with Plug pin patch bay 153,
Contact pin 21 and Plug pin patch bay 153 and interference fit, the other end of contact pin 21 is welded and fixed with circuit board 16,
Contact pin 21 is provided with winding fixed part 211, and contact pin 21 is by winding fixed part 212 and stator module 15
Electrical connection.
In the present embodiment, the material that clamping part 22 is identical with insulation division 152 is made, clamping part 22 with
Insulation division 152 integrated injection molding, both connect more reliable, and clamping part 22 at least includes two, the present embodiment
In be 3, such junction point formed triangle, connect more stable.Clamping part 22 is along stator module
The periphery of 15 is spaced apart.Locating dowel 23 and insulation division 152 integrated injection molding, locating dowel 23 is near stator
Assembly 15 periphery is arranged, and locating dowel 23 is two, and clamping part 22 interval is arranged, both can be stable
The upper and lower surface of limiting circuit plate 16, simultaneously can with the bracket 222 of clamping part 22 formed dual right
Circuit board 16 lower surface spacing.
It should be understood that above example be merely to illustrate this utility model and and unrestricted practicality new
Technical scheme described by type, although this utility model is carried out by this specification with reference to the above embodiments
Detailed description, but, it will be understood by those within the art that, the skill of art
This utility model still can be modified or equivalent by art personnel, and all are without departing from this practicality
The technical scheme of novel spirit and scope and improvement thereof, all should contain in claim of the present utility model
In the range of.
Claims (10)
1. a fluid pump, including the first housing, the second housing, separation sleeve, rotor assembly, stator pack
Part and circuit board, described separation sleeve is arranged between described first housing and described second housing, described
Be formed with between first housing and described separation sleeve the first inner chamber, described second housing and described separation sleeve it
Between be formed with the second inner chamber, described separation sleeve separates described first inner chamber and described second inner chamber, described turn
Sub-component is arranged in described first inner chamber, described stator module and described circuit board be arranged at described second
Chamber, it is characterised in that: described fluid pump also includes connecting limiting section, described stator module and described circuit
Plate connects fixing by described connection limiting section, and described connection limiting section at least includes contact pin, described contact pin
Excessively being connected with described stator module or interference connects or injection is fixing, described contact pin welds with described circuit board
Connecing, described stator module is limited by described contact pin relative to position with the assembling of described circuit board, described fixed
Sub-component and described circuit board are electrically connected by described contact pin.
Fluid pump the most according to claim 1, it is characterised in that: described connection limiting section also includes
Clamping part, described clamping part includes holding section, and described clamping part passes through injection molded, and described holding section is wrapped
Including supporting part and pothook, described pothook is supported in described stator module by described supporting part, described
Pothook is from the lobe of described supporting part sidewall.
Fluid pump the most according to claim 2, it is characterised in that: described clamping part also includes bracket,
The height of described bracket is less than the height of described holding section, in the radial direction of described stator module, described engaging
The central shaft of the supporting part in portion is than centrally disposed near described stator module of the central shaft of described bracket.
Fluid pump the most according to claim 2, it is characterised in that: described connection limiting section also includes
Locating dowel, described locating dowel one end fixes with described stator module, and the free end of described locating dowel is with described
Circuit board removably connects.
Fluid pump the most according to claim 4, it is characterised in that: the main body of described locating dowel is circle
Column, described locating dowel includes the face of cylinder, and near the free end of described locating dowel, described locating dowel includes
Taper surface, described locating dowel is spacing to described circuit board by described taper surface or the described face of cylinder.
Fluid pump the most according to claim 5, it is characterised in that: described stator module includes stator
Iron core and insulation division, the injection of described insulation division and described stator core is fixing, described clamping part with described absolutely
Edge integrated injection molding, described clamping part at least includes two, and described clamping part is along outside described stator module
Weekly interval is distributed.
Fluid pump the most according to claim 6, it is characterised in that: described locating dowel and described insulation
Portion's integrated injection molding, the part injection of described locating dowel and the close periphery of described stator module is fixed.
Fluid pump the most according to claim 6, it is characterised in that: described insulation division is formed with contact pin
Seat, described contact pin or excessively coordinates with interference fit with described Plug pin patch bay, and it is solid that described contact pin is provided with winding
Determining portion, described contact pin is electrically connected with described stator module by described winding fixed part.
Fluid pump the most according to claim 8, it is characterised in that: described circuit board is provided with shortcoming
Portion, described clamping part is coordinated with described circuit board by described lack part, and the main body of described holding section is inserted
The upper surface of described lack part, the pothook of described holding section and described circuit board, described clamping part
Bracket be positioned at the lower surface of described circuit board and contact with the lower surface of described circuit board or described buckle
The bracket in portion is positioned at the lower surface of described circuit board and has certain distance with the lower surface of described circuit board.
Fluid pump the most according to claim 7, it is characterised in that: described circuit board is provided with deficient
Lack portion or through hole, described stator module and described circuit board by described locating dowel and described lack part or
Described through hole coordinates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620218040.8U CN205509792U (en) | 2016-03-21 | 2016-03-21 | Fluid pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620218040.8U CN205509792U (en) | 2016-03-21 | 2016-03-21 | Fluid pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205509792U true CN205509792U (en) | 2016-08-24 |
Family
ID=56733316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620218040.8U Active CN205509792U (en) | 2016-03-21 | 2016-03-21 | Fluid pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205509792U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109586513A (en) * | 2017-09-29 | 2019-04-05 | 日本电产株式会社 | Motor and substrate mounting structure |
| CN110541818A (en) * | 2018-05-28 | 2019-12-06 | 杭州三花研究院有限公司 | electronic oil pump |
| CN110661350A (en) * | 2018-06-29 | 2020-01-07 | 日本电产株式会社 | Motor with a stator having a stator core |
| WO2022111426A1 (en) * | 2020-11-27 | 2022-06-02 | 浙江三花汽车零部件有限公司 | Pump device |
-
2016
- 2016-03-21 CN CN201620218040.8U patent/CN205509792U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109586513A (en) * | 2017-09-29 | 2019-04-05 | 日本电产株式会社 | Motor and substrate mounting structure |
| CN110541818A (en) * | 2018-05-28 | 2019-12-06 | 杭州三花研究院有限公司 | electronic oil pump |
| CN110541818B (en) * | 2018-05-28 | 2020-11-20 | 杭州三花研究院有限公司 | Electronic oil pump |
| US11725652B2 (en) | 2018-05-28 | 2023-08-15 | Zhejiang Sanhua Intelligent Controls Co., Ltd | Electric oil pump |
| CN110661350A (en) * | 2018-06-29 | 2020-01-07 | 日本电产株式会社 | Motor with a stator having a stator core |
| CN110661350B (en) * | 2018-06-29 | 2022-06-28 | 日本电产株式会社 | Motor |
| WO2022111426A1 (en) * | 2020-11-27 | 2022-06-02 | 浙江三花汽车零部件有限公司 | Pump device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170601 Address after: 310018 Hangzhou economic and Technological Development Zone, Zhejiang, No. 12 Avenue, No. 301 Patentee after: Zhejiang Sanhua Automobile Components Co., Ltd. Address before: 310018 289-2, Hangzhou economic and Technological Development Zone, Zhejiang, No. 12 Patentee before: Hangzhou Sanhua Institute Co., Ltd. |