CN110242455A - A kind of brushless alcohols pump of novel passenger car - Google Patents
A kind of brushless alcohols pump of novel passenger car Download PDFInfo
- Publication number
- CN110242455A CN110242455A CN201910647035.7A CN201910647035A CN110242455A CN 110242455 A CN110242455 A CN 110242455A CN 201910647035 A CN201910647035 A CN 201910647035A CN 110242455 A CN110242455 A CN 110242455A
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- China
- Prior art keywords
- pump
- electrode sheet
- brushless
- passenger car
- seal member
- 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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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/04—Feeding by means of driven pumps
- F02M37/08—Feeding by means of driven pumps electrically driven
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/04—Feeding by means of driven pumps
- F02M37/08—Feeding by means of driven pumps electrically driven
- F02M2037/082—Details of the entry of the current supply lines into the pump housing, e.g. wire connectors, grommets, plugs or sockets
Abstract
The present invention provides a kind of novel brushless alcohols pumps of passenger car, belong to the technical field of pump.A kind of novel passenger car is brushless, and alcohols pump includes pole shell, oil discharging seat, stator module, rotor assembly, pump chamber, worm gear and pump cover；The present invention is placed outside outside the shell of pole by controller and conducting wire connects and sealant pouring and sealing, prevent the problem of causing control to fail, the harness and seal member being arranged on oil discharging seat, ground strip and first electrode sheet are integral type injection structure, the coil of stator module, second electrode sheet and covered plastics layer in an overall structure and are coated on outside insulating layer, and covered plastics layer passes through gasket with seal member and oil discharging seat and seals, keep the junction of first electrode sheet and second electrode sheet completely isolated with methanol, in addition, pole shell surface is equipped with coating, pump chamber and pump cover surface are equipped with methanol tolerant confining liquid, through the above way, realize being isolated for electrified metal structure and part no power metal structure and methanol, methanol is prevented to corrode, extend the service life of pump.
Description
Technical field
The present invention relates to the technical fields of pump, are specifically related to a kind of brushless alcohols pump of novel passenger car.
Background technique
With the development and utilization of the energy, methanol fuel oil automobile is centainly developed, and the alcohols combustion that fuel pump is applicable
Oil needs to reach the requirement of regular gasoline.But methanol has stronger swellability and corrosivity, pairing as alcohols fuel oil
The corrosivity of golden metalloid is stronger, influences the structural stability and service life of the pump housing, also, methanol also has weak inductive,
So that causing electrochemical corrosion to the energization alloying metal being immersed.
Currently, fuel pump on the market includes brush fuel pump and brushless fuel pump.It is existing to have brush fuel pump due to it
The limitation of structure, the structures such as shunt welding, plug connector are exposed to soaked in methyl alcohol, are caused during the work time, shunt welding and plug connector
On through overcurrent when, it may occur that electrochemical corrosion causes the problem of being broken in vibration processes, thus cause fuel pump open circuit lose
Effect, shorten the working life, it is difficult to meet product service life requirement, although occur on the market to the structures such as brush-lead into
Row insulation processing since shunt welding needs to be flexibly connected, and will receive vibration influence during the work time, though it can extend certain
Service life, but be still unable to reach product service life requirement；And existing brushless fuel pump is by its controller
The inside of pump core is installed on after encapsulating, molecule is smaller so that the controller wrapped up is still fully immersed in, the stronger first of permeability
It in alcohol, is gradually infiltrated into so as to cause methanol on the electronic component of controller, results in the electronics such as chip member on controller
Device can be corroded, thus the problem of causing controller operational failure.
Summary of the invention
For the above-mentioned problems in the prior art, it is intended to provide a kind of brushless alcohols pump of novel passenger car, now with solution
The problem of controller of certainly brushless alcohols pump is soaked in methanol and control is easily caused to fail, while also extending the use of product
Service life.
Specific technical solution is as follows:
A kind of brushless alcohols pump of novel passenger car, including pole shell, oil discharging seat, stator module, rotor assembly, pump chamber, turbine
And pump cover, one end in the shell of pole are provided with the oil discharging seat of part-structure stretching, the other end is provided with pump chamber, and setting in pump chamber
There is a turbine, on pump chamber and is located at turbine and is externally provided with pump cover, stator module is set in the shell of pole and between oil discharging seat and pump chamber,
Rotor assembly is located in the central cavity of stator module, and one end of rotor assembly is connect with turbine, is had the feature that, pole
It is provided with controller outside shell, the oil outlet and inserting groove stretched out outside the shell of pole is provided on oil discharging seat, is inserted with sealing in inserting groove
Component, the first electrode sheet for being provided with ground strip and being connect with controller conducting wire on seal member, and in controller, conducting wire and
Sealant pouring and sealing is provided at the exposure of first electrode sheet, and seal member, ground strip and first electrode sheet are integral type injection molding
Structure, meanwhile, gasket is provided between seal member and inserting groove, in addition,
One end of stator module is inserted in oil discharging seat, including winding bracket, and winding bracket is insulating layer, and winding bracket is set
It is equipped with central cavity, is arranged with several groups coil outside winding bracket, while in outside winding bracket and being located at one end and be provided with the
Two electrode slices, and second electrode sheet is connect with several groups coil, and is provided with one layer outside in second electrode sheet and several groups coil
Covered plastics layer, and covered plastics layer is located at second electrode sheet and contacts in evagination structure setting and protruding into inserting groove with seal member, together
When in being provided with upper bearing (metal) in the central cavity of winding bracket and close to one end of oil discharging seat, the lower end of winding bracket is resisted against pump
On room, and winding bracket is outer and coil region is provided with inner stator silicon steel sheet and external stator silicon steel sheet；
Rotor assembly includes shaft and magnet, and magnet is fixed in shaft, and one end of shaft is fixed on upper bearing (metal), shaft
The other end pass through pump chamber after be fixedly connected with turbine, and lower bearing is provided between shaft and pump chamber.
Above-mentioned a kind of novel brushless alcohols pump of passenger car, wherein winding bracket, upper bearing (metal) and inner stator silicon steel sheet are
Integral type injection structure.
Above-mentioned a kind of novel brushless alcohols pump of passenger car, wherein covered plastics layer is injection structure, and coil, second electrode
Piece and covered plastics layer are integral structure.
Above-mentioned a kind of novel brushless alcohols pump of passenger car, wherein external stator silicon steel sheet is annularly sheathed on inner stator silicon
Outside steel disc.
Above-mentioned a kind of novel brushless alcohols pump of passenger car, wherein be provided with direction on seal member and positioned at its side
The buckle of oil discharging seat side is provided with deck corresponding with buckle on oil discharging seat, and deck is located at outside inserting groove.
Above-mentioned a kind of novel brushless alcohols pump of passenger car, wherein covered plastics layer is protruded into inserting groove and contacted with seal member
The outer wall of outer male structure contacted with gasket.
A kind of above-mentioned novel brushless alcohols pump of passenger car, wherein pump chamber and winding bracket against one end part be caught in
In central cavity, and it is provided with anti-rotation positioning column between the two.
A kind of above-mentioned novel brushless alcohols pump of passenger car, wherein ground strip and first electrode on piece are respectively connected with harness,
Harness and seal member, ground strip and first electrode sheet are integral type injection structure.
Above-mentioned a kind of novel brushless alcohols pump of passenger car, wherein the both ends of pole shell are provided with necking, and a necking pressure
Tight oil discharging seat, another necking compress pump cover.
Above-mentioned a kind of novel brushless alcohols pump of passenger car, wherein pole shell surface is equipped with coating, on pump chamber and pump cover surface
Equipped with methanol tolerant confining liquid.
The good effect of above-mentioned technical proposal is:
Above-mentioned novel passenger car is brushless, and alcohols pumps, and is connected by that will postpone outside controller by conducting wire and pump, and control
Sealant pouring and sealing is provided at the exposure of device, conducting wire and first electrode sheet, being both avoided that controller enters causes to control in methanol
The problem of effect, while being also avoided that the problem of conductive structure is corroded by methanol, extend the service life of each structure；Also,
Harness and seal member, ground strip and first electrode sheet are integral type injection structure, and inserting on seal member and oil discharging seat
Gasket is provided between access slot, meanwhile, it is located at second electrode sheet in an integrally-built covered plastics layer with coil, second electrode sheet
Place is in evagination structure setting, and outer male structure protrudes into inserting groove and contacts with seal member and sealed by gasket, not only makes
It obtains the structures such as coil, the second dynamo-sheet and connection welding and methanol is completely separated, also make the second electrode sheet of stator module
It is completely separated with the attaching space and methanol of the first electrode sheet contact on seal member, so that the corrosion of methanol is prevented, from
And extend the service life of structure；It is closed in addition, pole shell surface is equipped with coating, pump chamber and pump cover surface equipped with methanol tolerant
Liquid, improves the anti-corrosion capability of pole shell, pump chamber and pump cover, further extends the service life of pump.
Detailed description of the invention
Fig. 1 is a kind of structure chart of the embodiment of novel brushless alcohols pump of passenger car of the invention；
Fig. 2 is a preferred embodiment of the present invention the structure chart of seal member；
Fig. 3 is a preferred embodiment of the present invention the structure chart of stator module.
In attached drawing: 1, pole shell；11, necking；2, oil discharging seat；21, oil outlet；22, inserting groove；23, deck；3, sealing
Part；31, ground strip；32, first electrode sheet；33, harness；34, gasket；35, it buckles；4, stator module；41, winding bracket；
42, coil；43, second electrode sheet；44, covered plastics layer；45, upper bearing (metal)；46, inner stator silicon steel sheet；47, external stator silicon steel sheet；5,
Rotor assembly；51, shaft；52, magnet；53, lower bearing；6, pump chamber；7, pump cover；8, turbine.
Specific embodiment
It is real below in order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention
It applies example combination attached drawing 1 and technical solution provided by the invention is specifically addressed to attached drawing 3, but the following contents is not as of the invention
It limits.
Fig. 1 is a kind of structure chart of the embodiment of novel brushless alcohols pump of passenger car of the invention；Fig. 2 be the present invention one compared with
The structure chart of the seal member of good embodiment；Fig. 3 is a preferred embodiment of the present invention the structure chart of stator module.Such as Fig. 1, figure
Shown in 2 and Fig. 3, the brushless alcohols pump of novel passenger car provided in this embodiment include: pole shell 1, oil discharging seat 2, stator module 4,
Rotor assembly 5, pump chamber 6, turbine 8 and pump cover 7, one end in pole shell 1 is provided with the oil discharging seat 2 of part-structure stretching, another
End is provided with pump chamber 6, and turbine 8 is provided in pump chamber 6, is externally provided with pump cover 7 on pump chamber 6 and positioned at turbine 8, stator module 4 is set
It is placed in pole shell 1 and between oil discharging seat 2 and pump chamber 6, rotor assembly 5 is located in the central cavity of stator module 4, and rotor
One end of component 5 is connect with turbine 8, so that rotor assembly 5 drives turbine 8 to rotate, realization will enter pump chamber 6 from 6 entrance of pump chamber
Interior methanol exports from pump chamber 6 after accelerating and extrudes pump chamber 6, and is discharged from oil discharging seat 2.
Specifically, being provided with controller outside pole shell 1, the external of controller is realized, so that controller be prevented to immerse first
The problem of easily causing control to fail in alcohol, control reliability are higher.Meanwhile going out outside pole shell 1 is stretched out in being provided on oil discharging seat 2
Oil nozzle 21 and inserting groove 22, oil outlet 21 are used to for the methanol extruded from the outlet of pump chamber 6 being discharged, and inserting groove 22 is used for and external electricity
Road connection, also, is inserted with seal member 3 in inserting groove 22, be provided on seal member 3 ground strip 31 and with controller conducting wire
The first electrode sheet 32 of connection, and it is provided with sealant pouring and sealing at the exposure of controller, conducting wire and first electrode sheet 32, guarantee
Methanol bows corrosion to controller, conducting wire and the isostructural exposed place of first electrode sheet 32, extending structure service life, separately
Outside, seal member 3, ground strip 31 and first electrode sheet 32 are integral type injection structure, ensure that ground strip 31 and the first electricity
Sealing of the pole piece 32 at seal member 3, structural integrity is higher, also prevents the corruption to ground strip 31 and first electrode sheet 32
Erosion, the service life is longer, meanwhile, it is provided with gasket 34 between seal member 3 and inserting groove 22, ensure that seal member 3 exists
Leakproofness in inserting groove 22, to ensure that first electrode sheet 32 separates in inserting groove 22 with methanol, it is therefore prevented that methanol pair
The corrosion of first electrode sheet 32, more reasonable structure.
Specifically, the one end for the stator module 4 being set in pole shell 1 is inserted in oil discharging seat 2, stator module 4 includes again
Winding bracket 41, winding bracket 41 are insulating layer, it is therefore prevented that electrochemical corrosion of the methanol to winding bracket 41, in addition, coiling branch
Frame 41 is provided with central cavity, and several groups coil 42 is arranged with outside winding bracket 41, while outside winding bracket 41 and being located at it
One end is provided with second electrode sheet 43, and for convenience of being electrically connected, one end of second electrode sheet 43 is inserted in winding bracket 41 close to out
One end of font 2, and one end that second electrode sheet 43 is inserted on winding bracket 41 is connect with several groups coil 42, passes through second
Electrode slice 43 is the power supply of several groups coil 42, after and second electrode sheet 43 complete in 42 winding of coil installs, in second electrode sheet
43 and several groups coil 42 outside be provided with one layer of covered plastics layer 44, covered plastics layer 44 is made of plastic technique, so that by plastic
It is completely isolated with methanol that layer 44 is able to achieve coil 42, second electrode sheet 43, avoids methanol to coil 42, second electrode sheet 43
And the corrosion of its connection welding, extend the service life of coil 42, second electrode sheet 43 and its connecting portion, and covered plastics layer
44 are located at second electrode sheet 43 and contact in evagination structure setting and protruding into inserting groove 22 with seal member 3, so that second is electric
Pole piece 43 can be connect in inserting groove 22 with the first electrode sheet 32 on seal member 3, thus realize the power supply to coil 42, and
And the outer male structure on covered plastics layer 44 contacts in inserting groove 22 with seal member 3, realizes outer male structure and seal member 3
The sealing at place, to ensure that the join domain of first electrode sheet 32 and second electrode sheet 43 in inserting groove 22 and methanol are complete
Isolation, has been prevented from the corrosion of methanol, extends the service life of structure, at the same in the central cavity of winding bracket 41 and
One end close to oil discharging seat 2 is provided with upper bearing (metal) 45, and the lower end of winding bracket 41 is resisted against on pump chamber 6, and outside winding bracket 41
And it is located at 42 region of coil and is provided with inner stator silicon steel sheet 46 and external stator silicon steel sheet 47.
Specifically, rotor assembly 5 includes shaft 51 and magnet 52, magnet 52 is fixed in shaft 51, one end of shaft 51
It is fixed on upper bearing (metal) 45, the other end of shaft 51 is fixedly connected after passing through pump chamber 6 with turbine 8, and between shaft 51 and pump chamber 6
It is provided with lower bearing 53, in addition, the shaft end that shaft 51 connects turbine 8 is in flat-shaped setting, i.e. the shaft end of shaft 51 is provided with flat position,
So that the reliability that shaft 51 and turbine 8 connect, more reasonable structure, while but also after the energization of stator module 4, rotor assembly
5 can rotate in the central cavity of stator module 4, so that turbine 8 is driven to rotate, it will be from pump cover 7 by the rotation of turbine 8
The methanol that 6 entrance of pump chamber enters extrudes after accelerating in pump chamber 6 from the outlet of pump chamber 6 on pump chamber 6, realizes pump liquid.
More specifically, winding bracket 41, upper bearing (metal) 45 and inner stator silicon steel sheet 46 are integral type injection structure, are realized
The monoblock type arrangement of winding bracket 41, upper bearing (metal) 45 and inner stator silicon steel sheet 46, constructs the insulating layer of stator module 4.
More specifically, covered plastics layer 44 is injection structure, and covered plastics layer 44 is made of plastic technique, coil 42 around
After one end of coiling completion and second electrode sheet 43 is inserted on winding bracket 41 on line bracket 41, then carry out the packet of covered plastics layer 44
Modeling operation, so that coil 42, second electrode sheet 43 and covered plastics layer 44 are integral structure, and this overall structure is covered in stator
On the insulating layer of component 4, being isolated to the structures such as coil 42 and second electrode sheet 43 and methanol is realized, so as to avoid by first
The corrosion of alcohol, extends service life, at this point, insulating layer is configured to first time injection operation, and covered plastics layer 44 is second
Injection operation so that by injection operation twice realize on stator module 4 component and methanol of corrosion-vulnerable it is complete every
From, it is therefore prevented that by methanol corrosion and cause structural stability poor, the short problem of service life, at the same also reduce technique hardly possible
Degree, reduces manufacturing cost.
More specifically, the external stator silicon steel sheet 47 of stator module 4 is annularly sheathed on outside inner stator silicon steel sheet 46, and outer
The both ends of stator silicon steel plate 47 are arranged on insulating layer, are limited by the external stator silicon steel plate 47 of insulating layer, structure is more closed
Reason.
More specifically, it is set on the seal member 3 on oil discharging seat 2, and the side for being located at seal member 3 is provided with
Towards the buckle 35 of 2 side of oil discharging seat, in addition, in being provided on oil discharging seat 2 and buckling 35 corresponding decks 23, and deck 23
In outside inserting groove 22, so that buckle 35 is clamped with deck 23 when seal member 3 is inserted in the seal groove on oil discharging seat 2, from
And being fixedly connected for seal member 3 and oil discharging seat 2 is realized, it dismounts more convenient.
More specifically, covered plastics layer 44 protrude into inserting groove 22 outer wall of the outer male structure contacted with seal member 3 with it is close
Packing 34 contacts so that gasket 34 can not only inserting groove 22 to seal member 3 and oil discharging seat 2 form sealing, while also can
Guarantee to be formed between the outer male structure of covered plastics layer 44 and the inserting groove 22 of oil discharging seat 2 and seal, to ensure that the outer of covered plastics layer 44
The contact area of the first electrode sheet 32 in second electrode sheet 43 and seal member 3 in male structure is the region being fully sealed,
It realizes completely isolated with methanol, to realize the protection to 43 junction of first electrode sheet 32 and second electrode sheet, prevents
Only by the corrosion of methanol, structure connection stability and reliability is improved, extends the service life of pump.
More specifically, pump chamber 6 and winding bracket 41 against one end part be caught in central cavity, and set between the two
It is equipped with anti-rotation positioning column, so that pump chamber 6 is more stable with the connection of stator module 4 in pole shell 1, to ensure that rotor assembly 5
The stability of rotation, more reasonable structure.
More specifically, it is respectively connected with harness 33 in ground strip 31 and first electrode sheet 32, harness 33 and seal member 3,
Ground strip 31 and first electrode sheet 32 are integral type injection structure, ensure that harness 33 and ground strip 31 and first electrode sheet 32
Junction leakproofness, it is therefore prevented that by the corrosion of methanol, guarantee the reliability of connection, the service life of extending structure.And
And seal member 3 clamping with oil discharging seat 2 on after, ground strip 31 is contacted with pole shell 1, realize pump ground connection arrange.
More specifically, the both ends of pole shell 1 are provided with necking 11, and a necking 11 compresses oil discharging seat 2, another necking 11
Pump cover 7 is compressed, so that passing through the compression of 1 necking 11 of pole shell, realizes and the integrally-built installation of pump is fixed, also, in necking
When 11 compression pump cover 7, pump cover 7 compresses pump chamber 6, so that pump chamber 6 forms a pump liquid cavity, to ensure that the rotation by turbine 8
Turn to realize and the pump liquid of methanol is operated.
More specifically, shell 1 surface in pole is equipped with coating, and pump chamber 6 and 7 surface of pump cover are equipped with methanol tolerant confining liquid, so that
The component that can not be isolated with methanol can reach etch-proof purpose by way of the surface treatments such as setting coating, can equally extend
The service life of structure.
As preferred embodiment, pump chamber 6, pump cover 7 are after oxidation closed its surface using the confining liquid of methanol tolerant,
Improve the corrosion resistance of pump chamber 6, pump cover 7.
As preferred embodiment, the coating of pole shell 1 is electroplated layer, and electroplated layer is Zinc-Nickel coating layer, can be in methyl alcohol
Has excellent corrosion resistance.
As preferred embodiment, seal member 3, insulating layer, covered plastics layer 44 and the filling for each component junction
Glue sealing is all made of the good plastic material of swellability, can reduce the infiltration of methanol, to prevent the corrosion of methanol, improving structure makes
Use the service life.
As preferred embodiment, for sealing the inserting groove 22 and covered plastics layer 44 of seal member 3 and oil discharging seat 2
The gasket 34 of the inserting groove 22 of outer male structure and oil discharging seat 2 is the rubber material of methanol tolerant corrosion, ensure that the reliable of sealing
Property, safety is higher.
The brushless alcohols pump of novel passenger car provided in this embodiment, including pole shell 1, oil discharging seat 2, stator module 4, rotor set
Part 5, pump chamber 6, worm gear and pump cover 7；It is placed outside outside pole shell 1 by controller and conducting wire connects, it is therefore prevented that controlled because methanol penetrates into
The problem of causing control to fail in device processed, and sealant pouring and sealing is set at connection exposure, in addition, the harness being arranged on oil discharging seat 2
33 with seal member 3, ground strip 31 and first electrode sheet 32 be integral type injection structure, and on seal member 3 and oil discharging seat 2
Inserting groove 22 between be provided with gasket 34, meanwhile, the coil 42 of stator module 4, second electrode sheet 43 are in covered plastics layer 44
The setting of one overall structure, covered plastics layer 44 are coated on the one that winding bracket 41, upper bearing (metal) 45 and inner stator silicon steel sheet 46 form
Outside formula injection structure, and to be located at outer male structure at second electrode sheet 43 and seal member 3 close by gasket 34 for covered plastics layer 44
Envelope, keeps the junction of first electrode sheet 32 and second electrode sheet 43 completely isolated with methanol, in addition, shell 1 surface in pole is equipped with coating,
Pump chamber 6 and 7 surface of pump cover are equipped with methanol tolerant confining liquid, by the above-mentioned means, realizing electrified metal structure and part not
Electrified metal structure is isolated with methanol, it is therefore prevented that methanol corrosion extends the service life of pump.
The above is only preferred embodiments of the present invention, are not intended to limit the implementation manners and the protection scope of the present invention, right
For those skilled in the art, it should can appreciate that and all replace with being equal made by description of the invention and diagramatic content
It changes and obviously changes obtained scheme, should all be included within the scope of the present invention.
Claims (10)
1. a kind of novel passenger car is brushless alcohols pump, including pole shell, oil discharging seat, stator module, rotor assembly, pump chamber, turbine with
And pump cover, one end in the pole shell are provided with the oil discharging seat of part-structure stretching, the other end is provided with the pump chamber, and
It is provided with the turbine in the pump chamber, on the pump chamber and is located at the turbine and is externally provided with the pump cover, the stator module
It is set in the pole shell and between the oil discharging seat and the pump chamber, the rotor assembly is located at the stator module
In central cavity, and one end of the rotor assembly is connect with the turbine, which is characterized in that
It is provided with controller outside the pole shell, the oil outlet and inserting groove stretched out outside the pole shell is provided on the oil discharging seat,
It is inserted with seal member in the inserting groove, be provided with ground strip on the seal member and is connect with the controller conducting wire
First electrode sheet, and it is provided with sealant pouring and sealing at the exposure of the controller, the conducting wire and the first electrode sheet, and
The seal member, the ground strip and the first electrode sheet be integral type injection structure, meanwhile, the seal member with
It is provided with gasket between the inserting groove, in addition,
One end of the stator module is inserted in the oil discharging seat, including winding bracket, and the winding bracket is insulating layer, institute
It states winding bracket and is provided with the central cavity, be arranged with several groups coil outside the winding bracket, while in the coiling branch
Frame is outer and one end is provided with second electrode sheet, and the second electrode sheet is connect with coil described in several groups, and in institute
It states and is provided with one layer of covered plastics layer outside coil described in second electrode sheet and several groups, and the covered plastics layer is located at the second electrode sheet
Place is contacted in evagination structure setting and protruding into the inserting groove with the seal member, while described in the winding bracket
It is provided with upper bearing (metal) in central cavity and close to one end of the oil discharging seat, the lower end of the winding bracket is resisted against the pump chamber
On, and inner stator silicon steel sheet and external stator silicon steel sheet are provided with outside the winding bracket and positioned at the region of the coil；
The rotor assembly includes shaft and magnet, and the magnet is fixed in the shaft, and one end of the shaft is fixed on
On the upper bearing (metal), the other end of the shaft is fixedly connected after passing through the pump chamber with the turbine, and the shaft and institute
It states and is provided with lower bearing between pump chamber.
2. novel passenger car according to claim 1 is brushless alcohols pump, which is characterized in that the winding bracket, it is described on
Bearing and the inner stator silicon steel sheet are integral type injection structure.
3. the brushless alcohols pump of novel passenger car according to claim 1, which is characterized in that the covered plastics layer is injection molding knot
Structure, and the coil, the second electrode sheet and the covered plastics layer are integral structure.
4. the brushless alcohols pump of novel passenger car according to claim 1, which is characterized in that the external stator silicon steel sheet is in ring
Shape is sheathed on outside the inner stator silicon steel sheet.
5. the brushless alcohols pump of novel passenger car according to claim 1, which is characterized in that on the seal member and be located at
Its side is provided with the buckle towards the oil discharging seat side, and deck corresponding with the buckle is provided on the oil discharging seat,
And the deck is located at outside the inserting groove.
6. the brushless alcohols pump of novel passenger car according to claim 1, which is characterized in that the covered plastics layer protrudes into described insert
The outer wall of the outer male structure contacted in access slot with the seal member is contacted with the gasket.
7. the brushless alcohols pump of novel passenger car according to claim 1, which is characterized in that the pump chamber and the coiling branch
Frame against one end part be caught in the central cavity, and be provided with anti-rotation positioning column between the two.
8. the brushless alcohols pump of novel passenger car according to claim 1, which is characterized in that the ground strip and described first
Harness is respectively connected on electrode slice, the harness and the seal member, the ground strip and the first electrode sheet are one
Body formula injection structure.
9. the brushless alcohols pump of novel passenger car according to claim 1, which is characterized in that the both ends of the pole shell are respectively provided with
There is necking, and a necking compresses the oil discharging seat, another necking compresses the pump cover.
10. the brushless alcohols pump of novel passenger car according to claim 1, which is characterized in that pole shell surface is equipped with plating
Layer, the pump chamber and the pump cover surface are equipped with methanol tolerant confining liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910647035.7A CN110242455A (en) | 2019-07-17 | 2019-07-17 | A kind of brushless alcohols pump of novel passenger car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910647035.7A CN110242455A (en) | 2019-07-17 | 2019-07-17 | A kind of brushless alcohols pump of novel passenger car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110242455A true CN110242455A (en) | 2019-09-17 |
Family
ID=67892468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910647035.7A Pending CN110242455A (en) | 2019-07-17 | 2019-07-17 | A kind of brushless alcohols pump of novel passenger car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110242455A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111648885A (en) * | 2020-06-10 | 2020-09-11 | 重庆万力联兴实业(集团)有限公司 | Brushless fuel pump core structure and manufacturing method |
-
2019
- 2019-07-17 CN CN201910647035.7A patent/CN110242455A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111648885A (en) * | 2020-06-10 | 2020-09-11 | 重庆万力联兴实业(集团)有限公司 | Brushless fuel pump core structure and manufacturing method |
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