CN109915386A - A kind of pump with energy regenerating structure - Google Patents
A kind of pump with energy regenerating structure Download PDFInfo
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- CN109915386A CN109915386A CN201910282782.5A CN201910282782A CN109915386A CN 109915386 A CN109915386 A CN 109915386A CN 201910282782 A CN201910282782 A CN 201910282782A CN 109915386 A CN109915386 A CN 109915386A
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- 230000001172 regenerating effect Effects 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 275
- 238000007789 sealing Methods 0.000 claims abstract description 55
- 239000000498 cooling water Substances 0.000 claims abstract description 42
- 238000002955 isolation Methods 0.000 claims abstract description 20
- 238000009434 installation Methods 0.000 claims description 25
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 4
- 210000000988 bone and bone Anatomy 0.000 claims description 2
- 239000007921 spray Substances 0.000 abstract description 8
- 238000005086 pumping Methods 0.000 abstract description 5
- 238000005381 potential energy Methods 0.000 abstract description 4
- 238000001816 cooling Methods 0.000 description 20
- 239000007788 liquid Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The present invention relates to a kind of pumps with energy regenerating structure, including water pump cover, deflection cone, water cavity isolation bearing), water pump vane, water pump cover sealing ring, electric machine casing, rotor set forward end seal circle, rotor set, motor stator, controller housing, control circuit board, controller end cap, armature spindle rear bearing, armature spindle, rotor, rotor set back-end sealing circle, electric machine casing sealing ring, armature spindle fore bearing and impeller fixed pin.There is the pump of energy regenerating structure to be designed by the structure to deflection cone for this, so that the flow direction for the cooling water flow in inside that the diversion trench on deflection cone bottom surface sprays is consistent with the suction of water pump vane and pumping direction, from the inside that the diversion trench on deflection cone bottom surface sprays, cooling water flow its kinetic energy during the high-pressure water chamber intracorporal to water pump shell of the water sucking mouth from water pump vane is transformed into the potential energy of the water in high-pressure water chamber, to realize the energy regenerating of internal cooling water flow, the energy loss of automobile cooling water pump is reduced.
Description
Technical field
The present invention relates to a kind of pumps, and in particular to it is a kind of applied to automobile cooling system with energy regenerating structure
Pump.
Background technique
Cooling water pump applied to automobile cooling system all uses centrifugal water pump substantially, with the development of electric car,
The dynamic components such as the driving motor and power battery of electric car require the cooling of cooling system guarantee its working performance and
Functional reliability, the cooling system of electric car are used without engine-driven mechanical water pump of conventional fuel oil automobile
The electronic cooling water pump being driven by electricity becomes primary selection, and the electric machine controller that motor and driving motor work is in the course of work
In can lead to the problem of fever, influence the functional reliability of electric water pump, thus inside pump be arranged pressure cooling system to electricity
Machine and drive control device carry out pressure cooling, the complete phase of flow direction of the water outlet flow direction and water feeding of water pump of existing inner cooling system
Instead, the water outlet of inner cooling system and the water inlet of water pump, which are formed, collides, and the water flow of inner cooling system, which forms water inlet, to be hindered, interior
The flow energy of portion's cooling system becomes a kind of negative energy for hindering water inlet, causes the loss of energy.
The Chinese patent application of Publication No. CN107664089A discloses a kind of integrated liquid energy recycle device, packet
Shell and hydraulic turbine shell are included, the pump chambers being connected, bearing chamber are equipped in the shell, are equipped in the hydraulic turbine shell
Turbine chamber, the bearing chamber are connected with turbine chamber, equipped in driving runner, the bearing bore room in the pump chambers
Equipped with turbo wheel is equipped in shaft, the turbine chamber, the driving runner, shaft and turbo wheel are integrated.This one
Body formula liquid energy recyclable device avoids passing through in the prior art by that runner, shaft and turbo wheel will be driven to be integrated
Shaft is connected by clutch or shaft coupling with turbo wheel, and overall structure is simple and reduces power loss, energy recovery efficiency
It is higher, while effectively reducing manufacturing cost.But the integrated liquid energy recycle device cannot achieve internal cooling water
The energy loss of the energy regenerating of stream, cooling water pump is big.
Summary of the invention
In view of the deficiencies of the prior art, the invention proposes a kind of pumps with energy regenerating structure, not only have good
Heat dissipation effect, and the energy regenerating of internal cooling water flow may be implemented, reduces the energy loss of cooling water pump.
To realize above-mentioned technical proposal, the present invention provides a kind of pumps with energy regenerating structure, comprising: motor casing
Body, armature spindle are fixed in electric machine casing, and rotor is mounted on armature spindle, motor stator be mounted in electric machine casing and with
Rotor matches；It is fixed on the water pump cover of electric machine casing front end；It is fixed on the controller housing of electric machine casing rear end, is controlled
Circuit board processed is mounted in controller housing；The axle center of the armature spindle is provided with the rotor shaft through-hole for running through armature spindle,
Armature spindle front end is provided with several radial through-hole, and the front end of the armature spindle is equipped with water pump vane, water pump cover intake antrum
Water inlet be connected to the water inlet of water pump vane, the intracorporal intake antrum position of water pump shell be provided with isolation high-pressure water chamber with
The water cavity isolation bearing of low pressure water cavity, water pump vane) water inlet be provided with a boss, the water cavity of water pump vane behind with
The intracorporal high-pressure water chamber of water pump shell is connected to, and is equipped with deflection cone, the bottom of the deflection cone at water pump vane water inlet axle center
The diversion trench of quantity identical as the radial through-hole of armature spindle front end, and the diversion trench and armature spindle front are provided on face
Radial through-hole one-to-one correspondence is connected, and the bottom center of deflection cone is provided with a counterbore, the bottom counterbore tight fit of deflection cone
Ground covers in the front end outer circle of armature spindle, and the bottom surface of deflection cone is resisted against on the axis hole end face of water pump vane, the bottom surface of deflection cone
On diversion trench correspondingly towards the water sucking mouth of the impeller blade of water pump vane.
Preferably, the water pump cover is fixed on electric machine casing in a manner of screw connection, in the front end of electric machine casing
Several water holes are provided on face, water pump cover sealing ring is sealed the faying face of water pump cover and electric machine casing.
Preferably, the rear and front end of the water cavity isolation bearing is equipped with sealing cover, and water cavity isolation bearing is a kind of roller ball
The bearing outer ring of bearing, water cavity isolation bearing is tightly fixed in water pump cover.
Preferably, the installation lug of installation rotor set forward end seal circle is provided in the internal end surface of the electric machine casing,
Rotor covers forward end seal snare on the sealing ring installation lug of electric machine casing, sets at the axle center in the internal end surface of electric machine casing
It is equipped with the bearing block of installation armature spindle fore bearing, pin mounting hole is provided on water pump vane, is also equipped with pin on armature spindle
Mounting hole, impeller fixed pin are tightly encased in water pump vane pin mounting hole and armature spindle pin mounting hole, and impeller is solid
Driving torque of the armature spindle to water pump vane is transmitted on water pump vane by rationed marketing.
Preferably, the motor stator is tightly packed into the inner cavity mounting hole of electric machine casing, before controller housing
The outer rim boss with sealing ring mounting groove is provided on side end face, electric machine casing sealing ring is mounted in the front end of controller housing
In the sealing ring mounting groove of outer rim boss.
Preferably, the sealing ring that is internally provided with of the front outer boss of the controller housing installs lug, rotor set
Back-end sealing circle is mounted in the mounting groove of sealing ring installation lug of controller housing, and the sealing ring installation of controller housing is taken
The inside of son is provided with the bearing block of armature spindle rear bearing, is arranged on the bearing block jagged.
Preferably, the sealing ring on the controller housing is installed and is provided with reinforcing rib between lug and bearing block, controls
Step is provided with inside the bearing block of device housing on seam allowance, armature spindle rear bearing, which is mounted on inside the bearing block of controller housing, stops
In mouthful, the rear end face of armature spindle rear bearing is resisted against inside the bearing block of controller housing on seam allowance step.
Preferably, the control circuit board is mounted in controller housing in a manner of screw fastening, control circuit board
Bottom surface sticks on the rear end face of controller housing inner cavity, and controller end covers tightly the rear hole for being ordinatedly encased in controller housing
In mouthful, the front and back axle journal of armature spindle is respectively charged into the bearing hole of armature spindle rear bearing and armature spindle fore bearing.
Preferably, it is provided with boss on the armature spindle, rotor is tightly fixed on armature spindle, rotor
Front end face be resisted against on the raised head face of armature spindle.
Preferably, the rotor is internally provided with several cooling water channels, and rotor set is encased in motor stator
In chamber, the inside of rotor set is arranged to through-hole, and rotor is in the interior bone of rotor set, the front aperture seam allowance of rotor set
It is tightly placed in the outer rim of rotor set forward end seal circle, the rear hole seam allowance of rotor set is tightly placed in the outer rim of rotor set back-end sealing circle
On, gap is provided between the inner hole of outer circle and the rotor set of rotor.
In the above-mentioned technical solutions, the front end face of the water hole on the front end face of electric machine casing, rotor is to motor casing
The inner hole of the cooling water channel of the inside of water cavity, rotor between the internal end surface of body, the outer circle of rotor and rotor set
Between gap, rotor rear end face to controller housing on rotor set back-end sealing circle installation lug end face it
Between water cavity, the installation inside water cavity of lug of rotor set back-end sealing circle on controller housing, the axis on controller housing
Hold the notch of seat, the inner cavity of bearing block on controller housing, the axis through-hole of armature spindle, armature spindle front radial through-hole,
The intracorporal high-pressure water chamber of the water sucking mouth low pressure water cavity and water pump shell of diversion trench and water pump vane on the bottom surface of deflection cone is constituted
Force cooling water route, the water warp of the high-pressure water chamber in pressure official post water pump cover between low pressure water cavity and high-pressure water chamber in inside
It crosses the water cavity of water pump vane behind and the front end face of rotor is entered to motor by the water hole on the front end face of electric machine casing
In water cavity between the internal end surface of shell, then the cooling water channel and outer circle of motor rotor and rotor that pass through the inside of rotor
Gap between the inner hole of set enters the installation of the set back-end sealing circle of the rotor on rotor rear end face to controller housing
In the inside water cavity of the installation lug of rotor set back-end sealing circle on water cavity and controller housing between the end face of lug, then
The inner cavity for entering the bearing block on controller housing by the notch of the bearing block on controller housing, later along armature spindle
Axis through-hole flows to the front end of armature spindle, and in inside, cooling water flow flows to the front end of armature spindle along the axis through-hole of armature spindle
When its flow direction and water pump cover water inlet water inlet flow direction completely on the contrary, tightly covering leading on the front end of armature spindle
Flow cone has blocked the front port of the axis through-hole of armature spindle, passes through internal cooling water flow along the radial through-hole of armature spindle front
The diversion trench crossed on the bottom surface of deflection cone enters in the water sucting cavity of water pump vane, and the heat of motor stator is transmitted to by rotor set
In internal cooling water, the heat that controller housing will bear against the control circuit board on controller housing intracavity posterior end face is transmitted to
In internal cooling water, inside forces cooling circulating water flow to take away the heat of internal high temperature structural member, realizes electric centrifugal pump
The pressure of internal high temperature structural member is cooling, restrained effectively the temperature rise of motor and controller, avoids the mistake of motor and controller
Heat.
A kind of beneficial effect of pump with energy regenerating structure provided by the invention is: this has energy regenerating structure
Pump configuration it is simple, it is ingenious in design, internal cooling water flow is guided into the suction of water pump vane using the diversion trench on deflection cone bottom surface
The mouth of a river, from the inside that the diversion trench on deflection cone bottom surface sprays, cooling water flow also drives a part from water pump cover water inlet
Water flow flows in the water sucking mouth of water pump vane and in the blade passage of water pump vane together, then is pumped into water pump shell by water pump vane
In intracorporal high-pressure water chamber, from the cooling flow direction of water flow in the inside that the diversion trench on deflection cone bottom surface sprays and the pumping of water pump vane
Suction is consistent with pumping direction, from the cooling water flow in the inside that the diversion trench on deflection cone bottom surface sprays in the water sucking mouth from water pump vane
It is transformed into the potential energy of the water in high-pressure water chamber to its kinetic energy during the intracorporal high-pressure water chamber of water pump shell, to realize internal cold
But the energy regenerating of water flow reduces the energy loss of automobile cooling water pump.
Detailed description of the invention
Fig. 1 is pump configuration cross-sectional view of the invention；
Fig. 2 is the schematic perspective view of deflection cone in the present invention；
Fig. 3 is the schematic perspective view of water pump vane in the present invention；
Fig. 4 is the schematic perspective view of controller housing of the invention.
Wherein: 1, water pump cover；2, deflection cone；3, water cavity isolation bearing；4, water pump vane；5, water pump cover sealing ring；
6, electric machine casing；7, rotor covers forward end seal circle；8, rotor set；9, motor stator；10, controller housing；11, control circuit
Plate；12, controller end cap；13, armature spindle rear bearing；14, armature spindle；15, rotor；16, rotor covers back-end sealing circle；
17, electric machine casing sealing ring；18, armature spindle fore bearing；19, impeller fixed pin；20, power outlet；1-1, water pump cover into
Water cavity；The intracorporal water chamber of 1-2, water pump shell；The bottom counterbore of 2-1, deflection cone；Diversion trench on 2-2, deflection cone bottom surface；4-
1, the pin mounting hole of water pump vane；Diversion trench on 4-2, water pump impeller shaft hole end surface；4-3, the water inlet of water pump vane are convex
Platform；The blade water inlet of 4-4, water pump vane；Water hole on 6-1, electric machine casing front end face；On front side of 10-1, controller housing
Outer rim boss on end face；Sealing ring inside 10-2, controller housing front outer boss installs lug；10-3, controller
Notch on housing bearing block；The reinforcing rib of sealing ring installation lug and bearing block is connected on 10-4, controller housing；10-5,
Step inside controller cage shell bearing block on seam allowance；Bearing block on 10-6, controller housing；14-1, rotor shaft through-hole；
Pin mounting hole on 14-2, armature spindle；14-3, armature spindle front end radial through-hole；Cooling water inside 15-1, rotor
Road；Gap between 15-2, outer circle of motor rotor and rotor set inner hole.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Whole description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Ability
Domain ordinary person every other embodiment obtained without making creative work, belongs to protection of the invention
Range.
A kind of embodiment: pump with energy regenerating structure.
Referring to figs. 1 to 4, a kind of pump with energy regenerating structure, including water pump cover 1, deflection cone 2, water cavity
Isolation bearing 3, water pump vane 4, water pump cover sealing ring 5, electric machine casing 6, rotor set forward end seal circle 7, rotor cover 8, motor
Stator 9, controller housing 10, control circuit board 11, controller end cap 12, armature spindle rear bearing 13, armature spindle 14, rotor
15, rotor covers back-end sealing circle 16, electric machine casing sealing ring 17, armature spindle fore bearing 18 and impeller fixed pin 19, wherein water
Pump case 1 is fixed on electric machine casing 6 in such a way that screw connects, several mistakes are provided on the front end face of electric machine casing 6
Water hole 6-1, water pump cover sealing ring 5 are sealed water pump cover 1 and the faying face of electric machine casing 6, water pump cover intake antrum
The water inlet of 1-1 flows to the entrance of water pump vane 4, and the suction of water pump vane 4 makes the intake antrum 1-1 in water pump cover 1 become low pressure
Water cavity, the pumping of water pump vane 4 make the water chamber 1-2 in water pump cover 1 become high-pressure water chamber, the water inlet in water pump cover 1
The position chamber 1-1 is provided with the water cavity isolation bearing 3 of isolation high-pressure water chamber 1-2 and low pressure water cavity 1-1, before water cavity isolation bearing 3
Both ends are equipped with sealing cover afterwards, and water cavity isolation bearing 3 is a kind of rolling ball bearing, by well known data it is found that rolling ball bearing
Axial rolling coefficient of friction is 0.004, and the coefficient of friction under different viscosities of the liquid in different temperatures arrives for 0.001
0.010, it is known that influence of the water cavity isolation bearing 3 to frictional dissipation is negligible, the bearing outer ring close-fitting of water cavity isolation bearing 3
It is fixed in water pump cover 1 with closing, the water inlet of water pump vane 4 is provided with a boss 4-3, the water of 4 behind of water pump vane
Chamber is connected to the high-pressure water chamber 1-2 in water pump cover 1, and the suction of water pump vane 4 makes the area blade water inlet 4-4 of water pump vane 4
Domain becomes low pressure water cavity, the pressure official post between the high-pressure water chamber of 4 behind of water pump vane and the water inlet low pressure chamber of water pump vane 4
Water pump vane 4 has the adhesive force of an axial direction to the end face of water cavity isolation bearing 3, the water inlet boss 4-3 of water pump vane 4 against
On the end face of the bearing inner race of water cavity isolation bearing 3, realize high-pressure water chamber 1-2 in water pump and low pressure water cavity 1-1 every
Absolutely, the water for having prevented high-pressure water chamber 1-2 flows back into low pressure water cavity 1-1 via the gap of water pump vane 4 and water pump cover 1, reduces
Energy loss and flow loss caused by reflux；
The installation lug of rotor set forward end seal circle 7 is provided in the internal end surface of electric machine casing 6, rotor covers forward end seal
7 sets of circle on the sealing ring installation lug of electric machine casing 6, are provided with installation and turn at the axle center in the internal end surface of electric machine casing 6
The bearing block of sub- axis fore bearing 18 is provided with pin mounting hole 4-1 on water pump vane 4, and pin peace is also equipped on armature spindle 14
Hole 14-2 is filled, impeller fixed pin 19 is tightly encased in water pump vane pin mounting hole 4-1 and armature spindle pin mounting hole 14-
In 2, driving torque of the armature spindle 14 to water pump vane 4 is transmitted on water pump vane 4 by impeller fixed pin 19；
Motor stator 9 is tightly mounted in the inner cavity mounting hole of electric machine casing 6, the front end face of controller housing 10
On be provided with the outer rim boss 10-1 with sealing ring mounting groove, electric machine casing sealing ring 17 is mounted on controller housing 10
In the sealing ring mounting groove of front outer boss 10-1, the front outer boss 10-1's of controller housing 10 is internally provided with band
The sealing ring that rotor covers the mounting groove of back-end sealing circle 16 installs lug 10-2, and rotor set back-end sealing circle 16 is mounted on controller
In the sealing ring mounting groove of the sealing ring installation lug 10-2 of housing 10, lug 10-2 is installed in the sealing ring of controller housing 10
The inside be provided with the bearing block 10-6 of armature spindle rear bearing 13 again, be provided on the bearing block 10-6 on controller housing 10
Notch 10-3 is provided with reinforcing rib 10-4 between the sealing ring installation lug 10-2 and bearing block 10-6 on controller housing 10
It is connected, is provided with step 10-5 on seam allowance inside the bearing block 10-6 of controller housing 10, armature spindle rear bearing 13 is mounted on
Inside the bearing block 10-6 of controller housing 10 in seam allowance, the rear end face of armature spindle rear bearing 13 is resisted against controller housing 10
Inside bearing block 10-6 on seam allowance step 10-5；
Control circuit board 11 is mounted in controller housing 10 in such a way that screw fastens, the bottom surface patch of control circuit board 11
On the rear end face for leaning against 10 inner cavity of controller housing, controller end cap 12 is tightly encased in the rear hole of controller housing 10
In mouthful, the front and back axle journal of armature spindle 14 is respectively charged into the bearing hole of armature spindle rear bearing 13 and armature spindle fore bearing 18, rotor
The axle center of axis 14 is provided with the rotor shaft through-hole 14-1 for running through armature spindle 14, and 14 front end of armature spindle is provided with several radial directions
Through-hole 14-3 is provided with the diversion trench 2-2 of quantity identical as the radial through-hole 14-3 of 14 front end of armature spindle on the bottom surface of deflection cone 2
And the diversion trench 2-2 on deflection cone 2 is connected with the radial through-hole 14-3 of 14 front of armature spindle correspondingly, deflection cone 2
Bottom center be provided with a counterbore 2-1, the bottom counterbore 2-1 of deflection cone 2 tightly covers outside the front end of armature spindle 14
On circle, the bottom surface of deflection cone 2 is resisted against on the axis hole end face of water pump vane 4, and the diversion trench 2-2 on the bottom surface of deflection cone 2 is one by one
Accordingly towards the water sucking mouth 4-4 of the impeller blade of water pump vane 4；
Boss is provided on armature spindle 14, rotor 15 is tightly fixed on armature spindle 14, rotor 15
Front end face is resisted against on the raised head face of armature spindle 14, and rotor 15 is internally provided with several cooling water channels 15-1, is turned
Sub-set 8 is encased in 9 inner cavity of motor stator, and the inside of rotor set 8 is arranged to through-hole, and rotor 15 is interior mounted in rotor set 8
In portion's through-hole, the front aperture seam allowance of rotor set (8) is tightly placed in the outer rim of rotor set forward end seal circle 7, the rear hole of rotor set 8
Seam allowance is tightly placed in the outer rim of rotor set back-end sealing circle 16, is arranged between the inner hole of outer circle and the rotor set 8 of rotor 15
There is gap 15-2.
Water hole 6-1,15 front end face of rotor to electric machine casing 6 in the present embodiment, on 6 front end face of electric machine casing
The cooling water channel 15-1 of the inside of water cavity, rotor 15 between internal end surface, the outer circle of rotor 15 and rotor cover 8
The peace of gap 15-2 between inner hole, the set back-end sealing circle 16 of the rotor on the rear end face to controller housing 10 of rotor 15
Water cavity between the end face of dress lug 10-2, the rotor on controller housing 10 cover the installation lug 10-2's of back-end sealing circle 16
The notch 10-3 of bearing block 10-6 on internal water cavity, controller housing 10, bearing block 10-6 on controller housing 10 it is interior
Chamber, the axis through-hole 14-1 of armature spindle 14, the radial through-hole 14-3 of 14 front of armature spindle, deflection cone 2 bottom surface on diversion trench
High-pressure water chamber 1-2 in the water sucking mouth low pressure water cavity 4-4 and water pump cover 1 of 2-2 and water pump vane 4 constitutes internal pressure cooling
Water route, the height in pressure official post water pump cover 1 in specific work process, between low pressure water cavity 4-4 and high-pressure water chamber 1-2
The water of pressure water cavity 1-2 enters electricity by the water hole 6-1 on the front end face of electric machine casing 6 by the water cavity of 4 behind of water pump vane
In the front end face of machine rotor 15 to the water cavity between the internal end surface of electric machine casing 6, then pass through the cold of the inside of rotor 15
But the gap 15-2 between water channel 15-1 and 15 outer circle of rotor and the inner hole of rotor set 8 enters 15 rear end face of rotor
Water cavity and controller cage between the end face of the installation lug 10-2 of rotor set back-end sealing circle 16 on to controller housing 10
In the inside water cavity of the installation lug 10-2 of rotor set back-end sealing circle 16 on shell 10, using the axis on controller housing 10
The notch 10-3 for holding a 10-6 enters the inner cavity of the bearing block 10-6 on controller housing 10, later along the axle center of armature spindle 14
Through-hole 14-1 flows to the front end of armature spindle 14, and in inside, cooling water flow flows to rotor along the axis through-hole 14-1 of armature spindle 14
The water inlet flow direction of its flow direction and water pump cover water inlet 1-1 are completely on the contrary, tightly cover in rotor when the front end of axis 14
Deflection cone 2 on the front end of axis 14 has blocked the front port of the axis through-hole 14-1 of armature spindle 14, makes internal cooling water flow edge
The radial through-hole 14-3 of 14 front of armature spindle enter the suction of water pump vane 4 by the diversion trench 2-2 on the bottom surface of deflection cone 2
In water cavity 4-4, the heat of motor stator 9 is transmitted in internal cooling water by rotor set 8, and controller housing 10, which will bear against, to be controlled
The heat of control circuit board 11 on 10 intracavity posterior end face of device housing is transmitted in internal cooling water, and cooling circulation is forced in inside
Water flow takes away the heat of internal high temperature structural member, realizes that the pressure of electric centrifugal pump internal high temperature structural member is cooling, effectively
The temperature rise for inhibiting motor and controller avoids the overheat of motor and controller.
In the present embodiment, water is flowed to along internal cooling water channel from the high-pressure water chamber 1-2 in water pump cover 1 in internal cooling water
When in the water sucting cavity 4-4 of impeller of pump 4, the potential energy of internal cooling water is changed into the kinetic energy of water flow, the cooling water flow of this partial interior
In the water flow that the front port of the axis through-hole 14-1 of the guidance Shi Huicong armature spindle 14 of no deflection cone 2 is sprayed, and sprayed because of stream
To with the water inlet flow direction from water pump cover water inlet 1-1 mutually cause instead completely to from water pump cover water inlet 1-1 into
The collision of water forms water inlet and hinders, while by well known conservation of energy theory it is found that the kinetic energy of the cooling water flow of this partial interior
It is changed into thermal energy release when internal cooling water flow is collided with the water inlet water flow from water pump cover water inlet 1-1 in this section, this
The water flow that partial heat energy is pumped out with water pump is lost in the form of heat dissipation on the runner of automobile cooling system, this partial heat energy
The cooling performance of automobile cooling system is also reduced simultaneously, the diversion trench 2-2 on 2 bottom surface of deflection cone of the invention is cooling by inside
Water flow guides the water sucking mouth 4-4 of water pump vane 4 into, from the cooling water flow in the inside that the diversion trench 2-2 on 2 bottom surface of deflection cone sprays also band
Dynamic water flow of a part from water pump cover water inlet 1-1 is flowed in the water sucking mouth 4-4 of water pump vane 4 together and water pump vane 4
Blade passage in, then be pumped into the high-pressure water chamber 1-2 in water pump cover 1 by water pump vane 4, from 2 bottom surface of deflection cone
The flow direction of the cooling water flow in the inside that diversion trench 2-2 sprays is consistent with the suction of water pump vane 4 and pumping direction, from 2 bottom of deflection cone
The cooling water flow in the inside that diversion trench 2-2 on face sprays is from the water sucking mouth 4-4 of water pump vane 4 to the high pressure in water pump cover 1
Its kinetic energy is transformed into the potential energy of the water in high-pressure water chamber 1-2 during water cavity 1-2, to realize the energy of internal cooling water flow
Recycling, reduces the energy loss of automobile cooling water pump.
The above is presently preferred embodiments of the present invention, but the present invention should not be limited to embodiment and attached drawing institute public affairs
The content opened both falls within protection of the present invention so all do not depart from the lower equivalent or modification completed of spirit disclosed in this invention
Range.
Claims (10)
1. a kind of pump with energy regenerating structure, comprising: electric machine casing, armature spindle are fixed in electric machine casing, rotor
It is mounted on armature spindle, motor stator is mounted in electric machine casing and matches with rotor；It is fixed on electric machine casing front end
Water pump cover；It is fixed on the controller housing of electric machine casing rear end, control circuit board is mounted in controller housing；Its feature
Be: the axle center of the armature spindle is provided with the rotor shaft through-hole for running through armature spindle, and armature spindle front end is provided with several
Radial through-hole, the front end of the armature spindle are equipped with water pump vane, the water inlet of water pump cover intake antrum and entering for water pump vane
Mouth of a river connection, the intracorporal intake antrum position of water pump shell are provided with isolation high-pressure water chamber and axis are isolated with the water cavity of low pressure water cavity
It holds.The water inlet of water pump vane is provided with a boss, the water cavity and the intracorporal high-pressure water chamber of water pump shell of water pump vane behind
Connection is equipped with deflection cone at water pump vane water inlet axle center, be provided on the bottom surface of the deflection cone with before armature spindle
The diversion trench of the identical quantity of the radial through-hole at end, and the diversion trench is connected with the radial through-hole of armature spindle front one-to-one correspondence
Logical, the bottom center of deflection cone is provided with a counterbore, and the bottom counterbore of deflection cone tightly covers outside the front end of armature spindle
On circle, the bottom surface of deflection cone is resisted against on the axis hole end face of water pump vane, and the diversion trench on the bottom surface of deflection cone is correspondingly
Towards the water sucking mouth of the impeller blade of water pump vane.
2. the pump according to claim 1 with energy regenerating structure, it is characterised in that: the water pump cover is connected with screw
The mode connect is fixed on electric machine casing, several water holes, water pump cover sealing are provided on the front end face of electric machine casing
Circle is sealed the faying face of water pump cover and electric machine casing.
3. the pump according to claim 1 or 2 with energy regenerating structure, it is characterised in that: the water cavity isolation bearing
Rear and front end be equipped with sealing cover, water cavity isolation bearing be a kind of rolling ball bearing, the bearing outer ring close-fitting of water cavity isolation bearing
It is fixed in water pump cover with closing.
4. the pump according to claim 1 or 3 with energy regenerating structure, it is characterised in that: the electric machine casing it is interior
The installation lug of installation rotor set forward end seal circle is provided on end surface, rotor covers forward end seal snare in the close of electric machine casing
Seal is installed on lug, and the bearing block of installation armature spindle fore bearing, water are provided at the axle center in the internal end surface of electric machine casing
It is provided with pin mounting hole on impeller of pump, pin mounting hole is also equipped on armature spindle, impeller fixed pin is tightly encased in
In water pump vane pin mounting hole and armature spindle pin mounting hole, impeller fixed pin is by armature spindle to the driving torque of water pump vane
It is transmitted on water pump vane.
5. the pump according to claim 4 with energy regenerating structure, it is characterised in that: the motor stator is tightly
Be packed into the inner cavity mounting hole of electric machine casing, be provided in the front end face of controller housing one it is outer with sealing ring mounting groove
Edge boss, electric machine casing sealing ring is in the sealing ring mounting groove of the front outer boss of controller housing.
6. the pump according to claim 5 with energy regenerating structure, it is characterised in that: the front end of the controller housing
Outer rim boss is internally provided with sealing ring installation lug, and rotor set back-end sealing circle is mounted on the sealing ring peace of controller housing
In the mounting groove for filling lug, the bearing block of armature spindle rear bearing is provided with inside the sealing ring installation lug of controller housing,
It is arranged on the bearing block jagged.
7. the pump according to claim 6 with energy regenerating structure, it is characterised in that: close on the controller housing
It is provided with reinforcing rib between seal installation lug and bearing block, is provided with step on seam allowance inside the bearing block of controller housing,
Armature spindle rear bearing is mounted on inside the bearing block of controller housing in seam allowance, and the rear end face of armature spindle rear bearing is resisted against control
Inside the bearing block of device housing on seam allowance step.
8. the pump according to claim 7 with energy regenerating structure, it is characterised in that: the control circuit board is with screw
The mode of fastening is mounted in controller housing, and the bottom surface of control circuit board sticks on the rear end face of controller housing inner cavity,
Controller end, which covers tightly, to be ordinatedly encased in the rear end aperture of controller housing, and the front and back axle journal of armature spindle is respectively charged into armature spindle
In the bearing hole of rear bearing and armature spindle fore bearing.
9. the pump according to claim 8 with energy regenerating structure, it is characterised in that: be provided on the armature spindle convex
Platform, rotor are tightly fixed on armature spindle, and the front end face of rotor is resisted against on the raised head face of armature spindle.
10. the pump according to claim 9 with energy regenerating structure, it is characterised in that: the inside of the rotor
Several cooling water channels are provided with, rotor set is encased in motor stator inner cavity, and the inside of rotor set is arranged to through-hole, and motor turns
In the interior bone of rotor set, the front aperture seam allowance of rotor set is tightly placed in the outer rim of rotor set forward end seal circle, is turned
The rear hole seam allowance of sub-set is tightly placed in the outer rim of rotor set back-end sealing circle, the inner hole of the outer circle of rotor and rotor set it
Between be provided with gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910282782.5A CN109915386A (en) | 2019-04-10 | 2019-04-10 | A kind of pump with energy regenerating structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910282782.5A CN109915386A (en) | 2019-04-10 | 2019-04-10 | A kind of pump with energy regenerating structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109915386A true CN109915386A (en) | 2019-06-21 |
Family
ID=66969197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910282782.5A Withdrawn CN109915386A (en) | 2019-04-10 | 2019-04-10 | A kind of pump with energy regenerating structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109915386A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285069A (en) * | 2019-07-05 | 2019-09-27 | 黄宗洪 | Water flow internal circulation water pump |
| CN112360818A (en) * | 2020-10-27 | 2021-02-12 | 周宁县善长祥农业机械研发有限公司 | Conveying pump cooling structure and cooling method |
| WO2021052013A1 (en) * | 2019-09-19 | 2021-03-25 | 江苏大学 | High-efficiency, low-noise automobile electronic water pump |
-
2019
- 2019-04-10 CN CN201910282782.5A patent/CN109915386A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285069A (en) * | 2019-07-05 | 2019-09-27 | 黄宗洪 | Water flow internal circulation water pump |
| WO2021052013A1 (en) * | 2019-09-19 | 2021-03-25 | 江苏大学 | High-efficiency, low-noise automobile electronic water pump |
| CN112360818A (en) * | 2020-10-27 | 2021-02-12 | 周宁县善长祥农业机械研发有限公司 | Conveying pump cooling structure and cooling method |
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Legal Events
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190621 |
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| WW01 | Invention patent application withdrawn after publication |