CN207212702U - Electrodynamic pump - Google Patents
Electrodynamic pump Download PDFInfo
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- CN207212702U CN207212702U CN201720714668.1U CN201720714668U CN207212702U CN 207212702 U CN207212702 U CN 207212702U CN 201720714668 U CN201720714668 U CN 201720714668U CN 207212702 U CN207212702 U CN 207212702U
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- stator
- temperature control
- control element
- circuit board
- connecting portion
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Abstract
A kind of electrodynamic pump, including pump cover, separation sleeve, pump case, pump shaft, rotor assembly, stator module and circuit board, stator module is set around rotor assembly periphery, stator module and circuit board are arranged in the inner chamber that separation sleeve and housing are formed, stator module includes stator body and winding, stator body includes stator yoke and stator teeth, stator teeth includes stator neck and stator boots portion, winding is set around stator neck, electrodynamic pump also includes temperature control element, temperature control element includes main part and connecting portion, main part includes temperature-sensitive portion, the temperature of temperature-sensitive portion detection winding, connecting portion is connected with circuit board, main part is arranged in the region between adjacent winding；So can be to the monitoring temperature of winding, and then protect electrodynamic pump.
Description
【Technical field】
It the utility model is related to a kind of fluid pump, and in particular to a kind of electrodynamic pump.
【Background technology】
Automobile industry fast development, it is more reliable as automotive performance is towards safer, it is more stable, full-automatic intelligent and
Environmental protection and energy saving direction is developed.Electrodynamic pump is largely applied in vehicular hot pipe reason system, and is well positioned to meet the requirement in market.
Electrodynamic pump includes pump shaft, rotor assembly, stator module and circuit board, and rotor assembly is turned by bearing around pump shaft
Dynamic, stator module is set around the periphery of rotor assembly, and stator module includes winding, by the electrical current of controling winding, entered
And the rotation of rotor assembly is controlled, winding work certain time can generate heat, in order to ensure that the normal operation of electrodynamic pump needs to control
The temperature of winding.
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 electrodynamic pump, is advantageous to be monitored the temperature of stator module, together
When it is simple in construction.
To achieve the above object, the utility model adopts the following technical scheme that：A kind of electrodynamic pump, including pump cover, separation sleeve,
Pump case, pump shaft, rotor assembly, stator module and circuit board, the stator module are set around rotor assembly periphery, described turn
Sub-component is set around the pump shaft, and the rotor assembly is arranged in the inner chamber between the separation sleeve and the pump cover, institute
State stator module and the circuit board is arranged in the inner chamber between the separation sleeve and the housing, the stator module includes
Stator body and winding, the stator body include stator yoke and stator teeth, the stator teeth include stator neck and
Stator boots portion, the stator neck connects the stator yoke and the stator boots portion, the winding surround the stator neck
Set, the electrodynamic pump also includes temperature control element, and the temperature control element includes main part and connecting portion, the main part with it is described
Connecting portion electrically connects, and the main part includes temperature-sensitive portion, and the connecting portion is connected with the circuit board, at least partly described main body
The temperature-sensitive portion in portion is arranged in the region between the adjacent winding.
Compared with prior art, electrodynamic pump of the present utility model is provided with temperature control element, and temperature control element is arranged at stator pack
, so can be to the monitoring temperature of winding between the adjacent stator teeth of part, while the original structure of electrodynamic pump is utilized, except
The cost of electrodynamic pump will not be increased beyond temperature control element, it is simple in construction.
【Brief description of the drawings】
Fig. 1 is a cross section structure schematic diagram of an embodiment of the utility model electrodynamic pump；
Fig. 2 is the first structural representation of the combination of stator module and temperature control element in Fig. 1；
Fig. 3 is a kind of dimensional structure diagram of the combination of stator module in Fig. 1, temperature control element and circuit board；
Fig. 4 is a Fig. 3 decomposition texture schematic diagram；
Fig. 5 is second of structural representation of the combination of stator module and temperature control element in Fig. 1.
【Embodiment】
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings：
The working media that electrodynamic pump 100 manages system for automotive thermal tube provides mobilization dynamic, and working media is to include 50% second
Two alcohol solutions or clear water.
Referring to Fig. 1, electrodynamic pump 100 includes pump cover 10, housing 20, end cap 30, pump shaft 40, rotor assembly 60, stator module
70 and circuit board 80, pump cover 10 by screw or bolt connection and forms pump inner chamber, electrodynamic pump with housing 20 and end cap 30
100 also include separation sleeve 50, and pump inner chamber is divided into wet chamber 101 and dry chamber 102, can have work in wet chamber 101 by separation sleeve 50
Medium is flowed through, and wet chamber 101, stator module 70 and circuit board 80 are arranged at without working media, wherein rotor assembly 60 in dry chamber 102
It is arranged at dry chamber 102；Circuit board 80 passes through the electric current of stator module 70, rotor assembly by program or the circuit control of setting
60 include permanent magnet, and permanent magnet moves in the presence of by excitation field caused by stator module 70, and then rotor driven
Component 60 rotates around pump shaft 40；Circuit board 80 passes through the power supply and/or control signal outside connector connection.
Referring to Fig. 2, stator module 70 includes stator body 71 and winding 72, and stator body 71 includes the He of stator yoke 711
Stator teeth 712, stator teeth 712 include stator neck 713 and stator boots portion 714, the connecting stator yoke portion of stator neck 713
711 and stator boots portion 714, winding 72 set around stator neck 713；In the present embodiment, stator module 70 includes four stators
Teeth portion 712, inner circumferential of four stator teeths 712 along stator yoke 711 are uniformly distributed；In the present embodiment, stator body 71 includes
The silicon steel sheet and insulating barrier of stacking, the silicon steel sheet one of every layer of silicon steel sheet of stator teeth 712 and corresponding stator yoke 711 into
Shape, insulated between the silicon steel sheet and winding 72 of stator teeth 712 by insulating barrier, i.e., winding 72 does not contact with silicon steel sheet, prevents
It is conductive.
Referring to Fig. 1, the winding of stator module 70 electrically connects with circuit board 80, and in the present embodiment, winding 72 passes through terminals
Son is connected with circuit board 80, and binding post is fixed on stator module 70, and binding post electrically connects with winding 72 and circuit board 80,
Binding post is welded and fixed with circuit board 80, and such stator module 70 and circuit board 80 are connected as a mould by binding post
Block, facilitate the assembling of electrodynamic pump.
With reference to referring to Fig. 1 to Fig. 5, electrodynamic pump 100 also includes temperature control element 90, and temperature control element 90 is used to monitor winding 72
Temperature simultaneously controls the break-make by the electric current of winding 72, and the temperature control element 90 in the present embodiment is normally closed switch, works as temperature control element
When the temperature of the winding 72 of 90 detections reaches the triggering temperature of temperature control element 90, temperature control element 90 disconnects the electric current by winding 72
Circuit, so by set trigger temperature, be so advantageous to protect the function of electrodynamic pump not to be destroyed.Temperature control element 90 can be with
For temperature detect switch (TDS) or temperature control sensor etc..
Temperature control element 90 includes a main part 91 and two connecting portions 92, connecting portion 92 are connected with circuit board 80, main body
Portion 91 is arranged in the region between adjacent winding 72, in the present embodiment, main part 91 by bimetal leaf as the temperature module, when
During electrodynamic pump normal work, i.e., when the temperature of winding 72 is in below triggering temperature, bimetal leaf is in free state, at contact
In closure state：When electrodynamic pump normal work, i.e., when the temperature of winding 72 is in triggering temperature, in the heated generation of bimetal leaf
Stress and act rapidly, open contact, cut off circuit, so as to play temperature control function：When electrodynamic pump is cooled to reset temperature, i.e.,
When the temperature of winding 72 is in below triggering temperature, the contact of bimetal leaf closes automatically, recovers normal operating conditions.
The connecting portion 92 of temperature control element 90 is fixedly connected with the edge part part of the close circuit board of circuit board 80, temperature control member
The connecting portion 92 of part 90 is set away from great-power electronic element, such temperature control element 90 close proximity to circuit board edge edge, will not
The fabric swatch of circuit board 80 is influenceed, while connecting portion 92 is away from great-power electronic element, it is possible to reduce other electronic components are to temperature control
The influence of element 90.
In order to fix the connecting portion 92 of temperature control element 90 and circuit board 80, circuit board 80 includes connecting portion fixed part 81, even
Socket part fixed part 81 is fixed with the integrated injection molding of circuit board 80, connecting portion 92 be oriented to by connecting portion fixed part 81 and with circuit board 80
Electrical connection.
In the present embodiment, main part 91 is arranged at stator yoke 711 and adjacent stator neck 713 and stator boots portion
In 714 regions surrounded, so, the setting of temperature control element 90 make use of the idle space of original structure to be installed, will not
Cause the increase of electronic pump volume；In the present embodiment, separation sleeve 50 and the integrated injection molding of pump case 20 shaping, pump case 20, separation sleeve 50,
Fluid sealant is filled between stator module 70 and circuit board 80, such fluid sealant can conduct heat while can be by temperature control member
Part 90 positions, and avoids the vibration due to electrodynamic pump from causing temperature control element to misplace.
It is certainly, spacing except setting fluid sealant to carry out temperature control element 90 referring to Fig. 5, can also be by stator module
70 set temperature control element limiting sections 701, and temperature control element limiting section 701 is passes through the projection of insulation division injection molded, the present embodiment
In, the main part 91 of temperature control element 90 is flat-shaped in piece, and main part 91 includes outer peripheral face, and outer peripheral face includes the larger sheet face of area
911st, 912 and the relatively small side wall 913,914 of area, the relative sheet face 911,912 be arrangeding in parallel of main part 91 distinguish
Set towards stator boots portion 714 and stator yoke 711, side wall 913,914 is set towards stator neck 713, and temperature control element is spacing
Portion 701 is arranged at stator yoke 711 and between adjacent stators neck 713, and the main part 91 of temperature control element 90 passes through temperature control
Element limiting section 701 and stator module 70 are spacing.
With reference to referring to Fig. 3 and Fig. 5, temperature control element limiting section 701 is roughly the same apart from the distance of adjacent stators neck 713,
I.e. temperature control element limiting section 701, which is tried one's best, is arranged at the centre position of adjacent stator neck 713, while temperature control element limiting section
701 position than stator neck 713 the end set for being located closer to stator module 70, i.e., along the axial direction of stator module 70,
Temperature control element limiting section 701 is arranged at the position for deviateing the center of stator module 70, because winding 72 is wound in stator neck 713
Position causes the spacing between adjacent stators teeth portion 712 to reduce, and such temperature control element limiting section 701 avoids the location of winding 72
Domain, convenient installation.
In the present embodiment, stator module 70 includes four stator teeths 712, and the quantity of temperature control element 90 is one, so
The temperature of winding 72 is monitored by a temperature control element 90, simple in construction, technique is simple, easy to assembly.Certain stator module 70
It can also include being more than four stator teeths 712, temperature control element 90 is arranged between adjacent stators teeth portion 712, temperature control element
Quantity can also be more than the quantity for being less than or equal to stator teeth 712, and so each winding can be monitored, as long as certain
The temperature of individual winding 72 exceedes triggering temperature, can all cut off circuit, protects electrodynamic pump.
Generally, it is at least two groups that winding 72, which is divided to, and the electric current that every group of winding passes through is identical, the quantity and winding of temperature control element 90
72 packet count is identical, and a corresponding one group of winding 72 of the monitoring of temperature control element 90, so can carry out temperature to every group of winding
Degree monitoring and the break-make of control circuit, be advantageous to improve the precision of monitoring.
It should be noted that：Above example is merely to illustrate the utility model and not limited described by the utility model
Technical scheme, although this specification has been carried out being described in detail with reference to the above embodiments to the utility model, this
Field it is to be appreciated by one skilled in the art that person of ordinary skill in the field still can modify to the utility model
Or equivalent substitution, and all do not depart from technical scheme and its improvement of spirit and scope of the present utility model, all should cover
In right of the present utility model.
Claims (13)
1. a kind of electrodynamic pump, including pump cover, separation sleeve, pump case, pump shaft, rotor assembly, stator module and circuit board, described fixed
Sub-component is set around rotor assembly periphery, and the rotor assembly is set around the pump shaft, and the rotor assembly is arranged at institute
State in the inner chamber between separation sleeve and the pump cover, the stator module and the circuit board are arranged at the separation sleeve and described
In inner chamber between pump case, it is characterised in that：The stator module includes stator body and winding, and the stator body includes fixed
Sub- yoke portion and stator teeth, the stator teeth include stator neck and stator boots portion, and the stator neck connects the stator
Yoke portion and the stator boots portion, the winding are set around the stator neck, and the electrodynamic pump also includes temperature control element, described
Temperature control element includes main part and connecting portion, and the main part electrically connects with the connecting portion, and the main part includes temperature-sensitive portion,
The connecting portion is connected with the circuit board, the temperature-sensitive portion of at least partly main part be arranged at the adjacent winding it
Between.
2. electrodynamic pump according to claim 1, it is characterised in that：The main part is arranged at the stator of the stator module
Region between the stator neck and stator boots portion of yoke portion and the adjacent stator teeth, the main part and the stator
The adjacent stator teeth setting spaced apart of component.
3. electrodynamic pump according to claim 2, it is characterised in that：The main part apart from the adjacent stator neck away from
From roughly the same, the end set for being located closer to the stator module of the position of the main part than the stator neck.
4. according to the electrodynamic pump described in any one of claims 1 to 3, it is characterised in that：The separation sleeve and pump case one
Injection molded, is filled with fluid sealant between the stator module and the circuit board, the main part of the temperature control element with it is described
The fluid sealant is filled between stator module.
5. according to the electrodynamic pump described in any one of claims 1 to 3, it is characterised in that：The stator module is provided with temperature control member
Part limiting section, the temperature control element is spacing by the temperature control element limiting section and the stator module, the temperature control element limit
Position portion includes the positioning convex of the stator yoke for the stator module being arranged between the adjacent stator neck.
6. electrodynamic pump according to claim 5, it is characterised in that：The temperature control element limiting section is apart from the adjacent stator
The distance of neck is roughly the same, and the position of the temperature control element limiting section is located closer to the stator than the stator neck
The end set of component.
7. electrodynamic pump according to claim 5, it is characterised in that：The temperature control element limiting section is apart from the adjacent stator
The distance of neck is roughly the same, and the position of the temperature control element limiting section is located closer to the stator than the stator neck
The end set of component, the stator module include four stator teeths described above, and the quantity of the temperature control element is more than etc.
In the quantity that 1 is less than or equal to the stator teeth.
8. electrodynamic pump according to claim 5, it is characterised in that：The temperature control element limiting section is apart from the adjacent stator
The distance of neck is roughly the same, and the position of the temperature control element limiting section is located closer to the stator than the stator neck
The end set of component, the winding are divided at least two groups, and the quantity of the temperature control element is identical with the packet count of the winding,
Winding described in each described temperature control element is corresponding one group.
9. according to the electrodynamic pump described in any one of claims 1 to 3, it is characterised in that：The connecting portion of the temperature control element and institute
The close edge for stating circuit board is fixedly connected, the remote big work(with being arranged at the circuit board of connecting portion of the temperature control element
Rate electronic component.
10. electrodynamic pump according to claim 4, it is characterised in that：The connecting portion of the temperature control element and the circuit board
Close edge be fixedly connected, the remote great-power electronic member with being arranged at the circuit board of the connecting portion of the temperature control element
Part.
11. electrodynamic pump according to claim 5, it is characterised in that：The connecting portion of the temperature control element and the circuit board
Close edge be fixedly connected, the remote great-power electronic member with being arranged at the circuit board of the connecting portion of the temperature control element
Part.
12. according to the electrodynamic pump described in any one of claim 6 to 8, it is characterised in that：The connecting portion of the temperature control element and institute
The close edge for stating circuit board is fixedly connected, the remote big work(with being arranged at the circuit board of connecting portion of the temperature control element
Rate electronic component.
13. electrodynamic pump according to claim 12, it is characterised in that：The circuit board includes connecting portion fixed part, described
Connecting portion fixed part is fixed with the circuit board integrated injection molding, the connecting portion be oriented to by the connecting portion fixed part and with institute
State circuit board electrical connection.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017202886942 | 2017-03-22 | ||
| CN201720288694 | 2017-03-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207212702U true CN207212702U (en) | 2018-04-10 |
Family
ID=61811845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720714668.1U Active CN207212702U (en) | 2017-03-22 | 2017-06-20 | Electrodynamic pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207212702U (en) |
-
2017
- 2017-06-20 CN CN201720714668.1U patent/CN207212702U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201218 Address after: 312500 Zhejiang Shaoxing Xinchang County Qixing street Liquan Patentee after: ZHEJIANG SANHUA INTELLIGENT CONTROLS Co.,Ltd. Address before: 310018 no.289-2, No.12 street, Xiasha Economic Development Zone, Hangzhou City, Zhejiang Province Patentee before: Hangzhou Sanhua Research Institute Co.,Ltd. |