CN206129566U - But miniature pump of flow accurate control - Google Patents
But miniature pump of flow accurate control Download PDFInfo
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- CN206129566U CN206129566U CN201620626826.3U CN201620626826U CN206129566U CN 206129566 U CN206129566 U CN 206129566U CN 201620626826 U CN201620626826 U CN 201620626826U CN 206129566 U CN206129566 U CN 206129566U
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- water pocket
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- apopore
- motor
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 110
- 230000005622 photoelectricity Effects 0.000 claims abstract description 9
- 230000005693 optoelectronics Effects 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 11
- 230000007306 turnover Effects 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 230000001154 acute effect Effects 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 2
- 230000005611 electricity Effects 0.000 abstract description 5
- 230000006641 stabilisation Effects 0.000 abstract 1
- 238000011105 stabilization Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 2
- 239000002775 capsule Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 102000010637 Aquaporins Human genes 0.000 description 1
- 108010063290 Aquaporins Proteins 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Reciprocating Pumps (AREA)
Abstract
The utility model discloses a but miniature pump of flow accurate control, which comprises an upper cover, a valve sea, the water pocket seat, the base casing, the water pocket, the curved bar, a driving shaft, a suction port, the eccentric wheel, including a motor, an end cap, a controller, and a cover plate, photoelectric switch and output circuit board, the upper cover forms outlet port and intakes the interface, the disk seat has inlet opening and apopore, install the water pocket that inhales water inlet opening or release apopore on the water pocket seat, the water pocket is by the curved bar, drive shaft and eccentric wheel drive work, motor and photoelectric switch install on the base casing, it shelters from the piece to install photoelectricity on eccentric wheel or the motor shaft, photoelectric switch and output circuit board electricity are connected, the output circuit board is used for connecting with outside machine controller electricity. The utility model discloses a revolution information of output, this revolution information of user's accessible combine the revolution of the control motor that outside machine controller can be accurate to obtaining not the stationary flow volume under commensurability, the different backpressure, having the flow control accuracy, job stabilization is smooth and easy, long service life's characteristics.
Description
Technical field
The utility model is related to micro pump, the micro pump that more particularly to a kind of flow is accurately controlled.
Background technology
The micro pump of diaphragm type, is to provide circular motion by motor, then the barrier film inside water pump is made by mechanical device
（Iris-diaphragm has a lot）Reciprocating is done, so as to compress, stretch the air in pump chamber, under check valve sheet effect, is being gone out
Pressure differential is produced between the mouth of a river or water inlet and external atmosphere pressure, in the presence of pressure differential, hydraulic pressure is entered into water inlet, then from water outlet
Mouth is discharged.This micro pump is well used in occasions such as small household appliances, medicine equipments, but existing micro pump
It is difficult to reach the accurate adjustment of flow.
In consideration of it, the present inventor develops the micro pump that a kind of flow is accurately controlled for this, effectively solve
Problem is stated, thus this case produces.
Utility model content
The micro pump that a kind of flow that the utility model is provided is accurately controlled, is accurately controlled flow, and works steady
It is fixed, smooth, long service life.
To achieve these goals, the technical solution of the utility model is as follows：
The micro pump that a kind of flow is accurately controlled, including upper lid, valve seat, water pocket seat, base housing, water pocket, curved bar,
Drive shaft, eccentric wheel, motor, optoelectronic switch and output circuit plate；
Motor and optoelectronic switch are arranged on base housing, and the motor shaft of motor stretches into direct and base shell after base housing
The radial direction correspondence optoelectronic switch of internal eccentric wheel connection, eccentric wheel or motor shaft is formed with photoelectricity shielding plate, photoelectricity shielding plate
With optoelectronic switch with the use of for detecting motor rotations, optoelectronic switch and output circuit plate are electrically connected, and output circuit plate is used for
Send to external motor controller with the electrical connection of external motor controller and by motor rotations information；
Inclined eccentric orfice is opened up on eccentric wheel, one end of drive shaft is plugged in eccentric orfice, the other end and curved bar connect,
The upper end of curved bar is outwards radiated by center and forms plural support, and drive shaft drives the extruding that support is made to repeat to swing dynamic
Make；
Water pocket seat is sealingly mounted on base housing, and water pocket seat correspondence support forms plural installing hole, each peace
Dress hole correspondence is sealed and installed with water pocket, and water pocket upper opening, the bottom correspondence of each water pocket is rack-mount, and support drives water
Capsule makees the extruding wobbling action for repeating；
Valve base sealing is arranged on water pocket seat, and the upper opening of each water pocket of correspondence opens up inlet opening and water outlet on valve seat
Hole, inlet opening and apopore are separately installed with the contrary check valve of opening direction；
Upper cover seal is arranged on valve seat, and upper cap-shaped connects into water outlet mouthpiece and water inlet interface, water inlet interface and each inlet opening
Logical, water outlet mouthpiece is connected with each apopore.
The check valve is umbrella valve, and umbrella valve includes umbrella rod and turns over umbrella cover, and valve seat is formed with umbrella rod installing hole, and umbrella rod is inserted
Put on umbrella rod installing hole, inlet opening or apopore are by around some little inlet opening of umbrella rod installing hole or little apopore group
Into, to turn over umbrella cover and be then placed on little inlet opening or little apopore, change turns over umbrella cover positioned at the position of valve seat upper surface or lower surface i.e.
The direction of Inlet and outlet water can be changed.
The inner surface for turning over umbrella cover is the bowl-shape face being open towards umbrella rod.
The umbrella cover that turns over is the small angle inclination face turned up near the inner surface of umbrella rod.
The valve seat upper surface opens up the outer ring intake tunnel and inner ring exhalant canal being isolated, and inlet opening is opened in outer ring
On intake tunnel, apopore is opened on inner ring exhalant canal.
Check valve on the apopore is diaphragm group, and the diaphragm group includes newel and from newel to extraradial two
Individual with upper diaphragm, inner ring exhalant canal opens up the centre bore installed of planting for newel, and apopore is arranged around centre bore, each
Diaphragm correspondence is placed on each apopore.
The newel of the diaphragm group forms positioning strip between two diaphragms, and each positioning strip of inner ring exhalant canal correspondence is equal
Two relative baffle plates are formed, positioning strip is placed between two baffle plates, the outer end of positioning strip forms positioning grain, inner ring exhalant canal pair
Answer each positioning particle shape into location hole, positioning grain is plugged in location hole, by the anti-fastening of the restriction effect of baffle plate and location hole
The junction of position bar movement, diaphragm and newel forms the deep gouge for reducing thickness.
The water pocket includes that upper opening is in bowl-shape blister cavities body and bottom mounting post, and the surrounding of blister cavities body the rim of a bowl forms thickness
More than the mounting surface of blister cavities body bowl wall thickness, mounting surface outside forms positioning convex, corresponding water pocket seat shape at installing hole to degree
Into deep gouge face, deep gouge face surrounding forms location notch hole, and positioning convex is plugged on location notch hole, and mounting surface passes through valve base sealing pressure
Put on deep gouge face, mounting post is formed with necking down, corresponding support opens up post holes, necking down is plugged in post holes and completes mounting post and exist
The junction of the installation on support, blister cavities body and mounting post forms the extruding entity with diameter greater than mounting post.
There is upper end junction the adding for thickness increase for seamlessly transitting section, support and curved bar between the curved bar upper bracket
Strong area, support and curved bar arrangement at an acute angle.
The lateral wall of the upper lid, valve seat, water pocket seat and base housing opens up jump-ring slot, and jump ring is installed in jump-ring slot, card
The top and bottom of spring are press respectively against on lid and bottom seat shell body makes lid, valve seat, water pocket seat and base housing be fixed together.
Wear plate is installed, base housing is formed with boss, and wear plate is arranged between the eccentric wheel and base housing
On the boss.
After such scheme, the utility model controls Inlet and outlet water by the higher water pocket of precision, to guarantee certain squeezing
Under pressure amplitude degree, every time the turnover water yield is consistent, it is ensured that water pump is stable, smoothly work, so as to improve the service life of water pump.
The revolution of motor is detected by optoelectronic switch, output circuit plate sends the revolution to outside electric machine controller,
In order to the revolution that electric machine controller is accurately controlled motor, so as to obtain not same amount and the stationary flow under different back pressures
Amount.The characteristics of being also specifically designed for micro pump small volume, directly by eccentric wheel and motor connection, eliminates the transmission of unnecessary complexity
Part.
Description of the drawings
Fig. 1 is the structural representation of the present embodiment；
Fig. 2 is the structure decomposition figure one of the present embodiment；
Fig. 3 is the structure decomposition figure two of the present embodiment；
Fig. 4 is the structure sectional view of the present embodiment；
Fig. 5 is the structural representation of the present embodiment eccentric wheel；
Fig. 6 is the structural representation of the present embodiment water pocket；
Fig. 7 is the structure sectional view of the present embodiment water pocket；
Fig. 8 is the structural representation of the present embodiment curved bar；
Fig. 9 is the structure sectional view of the present embodiment curved bar；
Figure 10 is the structural representation of the present embodiment valve seat；
Figure 11 is a kind of structure sectional view of umbrella valve of the present embodiment；
Figure 12 is the structure sectional view of the present embodiment another kind umbrella valve；
Figure 13 is the structural representation of the present embodiment diaphragm group；
Figure 14 is another kind of structural representation of the present embodiment base；
Figure 15 is that parallel water outlet mouthpiece and water inlet interface schematic diagram is covered on the present embodiment（Greatly）；
Figure 16 is that parallel water outlet mouthpiece and water inlet interface schematic diagram is covered on the present embodiment（It is little）.
Label declaration
Upper lid 1, water outlet mouthpiece 11, water inlet interface 12；Valve seat 2, inlet opening 21, little inlet opening 211, apopore 22, outer ring
Intake tunnel 23, inner ring exhalant canal 24, centre bore 241, baffle plate 242, location hole 243, umbrella rod installing hole 25；Water pocket seat 3, peace
Dress hole 31, deep gouge face 32, location notch hole 33；Base housing 4, boss 41；Water pocket 5, blister cavities body 51, mounting post 52, necking down 521,
Mounting surface 53, positioning convex 54 extrudes entity 55；Curved bar 6, support 61, post holes 611 seamlessly transits section 62, strengthens area 63；Drive
Moving axis 7, wear plate 81；Eccentric wheel 8, photoelectricity shielding plate 82, eccentric orfice 83；Motor 9, motor shaft 91；Optoelectronic switch 10, output electricity
Road plate 20；Jump-ring slot 30, jump ring 40；Umbrella valve 50, umbrella rod 501 turns over umbrella cover 502, bowl-shape face 502a, small angle inclination face
502b；Diaphragm group 60, newel 601, diaphragm 602, positioning strip 603 positions grain 604, deep gouge 605.
Specific embodiment
In order to the technical solution of the utility model is explained further, the utility model is entered below by specific embodiment
Row is elaborated.
As Figure 1-4, it is the micro pump that is accurately controlled of a kind of flow that the utility model is disclosed, including upper lid 1,
Valve seat 2, water pocket seat 3, base housing 4, water pocket 5, curved bar 6, drive shaft 7, eccentric wheel 8, motor 9, optoelectronic switch 10 and output electricity
Road plate 20.
From top to down successively sealing is installed for upper lid 1, valve seat 2, water pocket seat 3 and base housing 4, and lateral wall opens up card
Spring groove 30, installs jump ring 40 in jump-ring slot 30.The top and bottom of jump ring 40 are press respectively against on lid 1 and base housing 4, are made
Lid 1, valve seat 2, water pocket seat 3 and base housing 4 are fixed together.
Motor 9 and optoelectronic switch 10 are arranged on base housing 4, and the motor shaft 91 of motor 9 is stretched into after base housing 4 directly
Connect with the eccentric wheel 8 in base housing 4.
When the operating back pressure of pump is larger, the abrasion between eccentric wheel 8 and base housing 4 will be sharply increased, and affect
The water yield.For this purpose, as shown in figure 14, wear plate 81 is provided between eccentric wheel 8 and base housing 4, base housing 4 is formed with convex
Platform 41, wear plate 81 is arranged on the boss 41.Worn and torn with preventing generation friction between eccentric wheel 8 and base housing 4.
Photoelectricity shielding plate 82, the electricity of this place indication are formed with the radial direction correspondence optoelectronic switch 10 of motor shaft or eccentric wheel 8
Arbor can expose axle, motor tail end output shaft or motor transmission shaft for motor.The present embodiment is preferably in the radial direction of eccentric wheel 8
Photoelectricity shielding plate 82 is formed directly with, optoelectronic switch 10 and output circuit plate 20 are electrically connected.Photoelectricity shielding plate 82 and optoelectronic switch
10 use cooperatively the rotating speed for detecting motor 9, and output circuit plate 20 is used for and outside electric machine controller is electrically connected, in order to
Electric machine controller is accurately controlled the revolution of motor, so as to the stationary flow amount for obtaining not same amount and under different back pressures.Than
Such as, external motor controller is compared the revolution for detecting and the revolution that is previously written, when turning for the revolution and pre-write
When number is consistent, external motor controller controlled motor 9 quits work, and the flow that this process is pumped out is required flow, control
Precision processed is high, when need to change water flow, by changing pre-write revolution.
With reference to shown in Fig. 5, inclined eccentric orfice 83 is opened up on eccentric wheel 8, one end of drive shaft 7 is plugged on eccentric orfice 83
In, so as to oblique.Return shown in Fig. 4, the other end and curved bar 6 of eccentric wheel 8 connect, eccentric wheel 8 drives the pitch of the laps of drive shaft 7
Rotate, because drive shaft 7 is skewed, therefore curved bar 6 can be driven to swing.The upper end of curved bar 6 is outwards radiated by center and forms two
Support 61 more than individual, the present embodiment is preferably three.Curved bar 6 swings, and drives support 61 to make the extruding wobbling action for repeating.
Water pocket seat 3 is sealingly mounted on base housing 4.As shown in Figures 2 and 3, water pocket seat 3 correspondence support 61 formed two with
On installing hole 31, the present embodiment is preferably three.Each correspondence of installing hole 31 is sealed and installed with water pocket 5.Open on the top of water pocket 5
Mouthful, the bottom correspondence of each water pocket 5 is arranged on support 61.The concrete structure of water pocket 5 is combined shown in Fig. 6 and 7, and water pocket 5 includes
The blister cavities body 51 and bottom mounting post 52 on top.The upper opening of blister cavities body 51 is in bowl-shape, and the surrounding of the rim of a bowl of blister cavities body 51 forms thickness
More than the mounting surface 53 of the thickness of bowl wall 511 of blister cavities body 51, the outside of mounting surface 53 forms positioning convex 54 to degree.Corresponding water pocket seat
3 form deep gouge face 32 at installing hole 31, and the surrounding of deep gouge face 32 forms location notch hole 33, and positioning convex 54 is plugged on location notch hole
On 33, mounting surface 53 is pressed on deep gouge face 32 by the sealing of valve seat 2, can be by the stable fixation of blister cavities body 51 by the structure
On water pocket seat 3, prevent the upper deformation of water pocket seat 3 and affect the precision of flow.
Mounting post 52 is formed with necking down 521, and corresponding support 61 opens up post holes 611, and necking down 521 is plugged in post holes 611
Complete installation of the mounting post 52 on support 61.Support 61 drives water pocket 5 to make the extruding wobbling action for repeating, so as to complete water suction
And draining.Wherein the junction of blister cavities body 51 and mounting post 52 forms the extruding entity 55 with diameter greater than mounting post 52, by this
The high stress of extruding entity 55 of intensity, you can prevent junction from deforming and affect the extruding amplitude of blister cavities body 51, so as to improve stream
The control accuracy of amount.
As shown in FIG. 8 and 9, it is with the upper end junction for seamlessly transitting section 62, support 61 and curved bar 6 between each support 61
The reinforcement area 63 that thickness increases, the curved bar 6 for ensureing small volume by seamlessly transitting section 62 and reinforcement area 63 has enough
Anti-deformation intensity, reduces deflection, increases flow control accuracy.Its medium-height trestle 61 and the arrangement at an acute angle of curved bar 6, due to support 61
It is the action for making to swing up and down, therefore the setting of the sharp angle can reduce horizontal force of the support 61 to mounting post 52,
The deflection of mounting post 52 is reduced, so as to ensure the extruding amplitude of blister cavities body 51, flow control accuracy is improved.
Valve seat 2 is sealingly mounted on water pocket seat 3.As shown in Fig. 2 the rim of a bowl of each water pocket 5 of correspondence is opened up into water on valve seat 2
Hole 21 and apopore 22, inlet opening 21 and apopore 22 are separately installed with the contrary check valve of opening direction.The sealing of upper lid 1 is installed
On valve seat 2, upper lid 1 forms water outlet mouthpiece 11 and water inlet interface 12, and water inlet interface 12 is connected with each inlet opening 21, water outlet mouthpiece
11 connect with each apopore 22.Wherein as Fig. 4 and Figure 15 show the arrangement of three kinds of different water outlet mouthpieces 11 and water inlet interface 12
Form, is as shown in Figure 15 and Figure 16 the water outlet mouthpiece 11 and water inlet interface 12 of distinct interface size.
As illustrated in figs. 3 and 10, the upper surface of valve seat 2 opens up the outer ring intake tunnel 23 and inner ring exhalant canal 24 being isolated,
Inlet opening 21 is opened on outer ring intake tunnel 23, and apopore 22 is opened on inner ring exhalant canal 24.
The preferred check valve in inlet opening 21 wherein on the present embodiment outer ring intake tunnel 23 is umbrella valve 50, and interior is irised out
Apopore 22 on aquaporin 24 then adopts another check valve（It is as described below）, certain apopore 22 may also be employed umbrella valve
50。
As shown in Fig. 3,4,11 and 12, umbrella valve 50 includes umbrella rod 501 and turns over umbrella cover 502.Valve seat 2 is formed with the installation of umbrella rod
Hole 25, umbrella rod 501 is planted and is arranged on umbrella rod installing hole 25.As shown in figs. 2 and 10, inlet opening 21 is by around umbrella rod installing hole 25
Some little inlet opening 211 constitute, turn over umbrella cover 502 positioned at valve seat 2 lower surface and be placed on little inlet opening 211.Support 61 to
During drop-down water pocket 5, the air pressure inside of water pocket 5 declines, and water is pushed open and turns over umbrella cover 502 into water pocket 5, and contrary, support 61 presses upwards water
During capsule 5, the air pressure inside of water pocket 5 rises, and turns over umbrella cover 502 and is pressed on valve seat 2, and closes inlet opening 21.
As shown in figure 12, wherein the inner surface for turning over umbrella cover 502 is the bowl-shape face 502a being open towards umbrella rod 501, bowl-shape face
502a is big due to elasticity, therefore good seal performance, but bowl-shape face 502a easily deposits foreign matter, causes follow-up poor sealing.Such as Figure 11
Shown, it is the small angle inclination face 502b for turning up near the inner surface of umbrella rod 501 to turn over umbrella cover 502, although the structure sealing is slightly
Difference, but the sealing property enough, and will not deposit foreign matter for micro pump, therefore sealing property is more preferably.
The present embodiment is concentrated on inside valve seat 2 due to apopore 22, therefore its check valve preferably adopts diaphragm group 60.With reference to
Shown in Figure 10 and 13, the diaphragm group 60 mainly includes newel 601 and from newel 601 to extraradial two or more diaphragm
602（The present embodiment is three）.Inner ring exhalant canal 24 opens up the centre bore 241 installed of planting for newel 601, apopore 22
Arrange around centre bore 241, each correspondence of diaphragm 602 is placed on each apopore 22.The newel 601 of diaphragm group 60 is in two films
Positioning strip 603 is also formed between piece 602, corresponding each positioning strip 603 of inner ring exhalant canal 24 is respectively formed two relative baffle plates
242, positioning strip 603 is placed between two baffle plates 242.The outer end of positioning strip 603 forms positioning grain 604, inner ring exhalant canal 24
Each positions the formation location hole 243 of grain 604 to correspondence, and positioning grain 604 is plugged in location hole 243.By baffle plate 242 and location hole
243 dual restriction effect, prevents positioning strip 603 from deforming and moving, and so as to play a part of to prevent diaphragm 602 from shifting, improves
Water outlet precision.The junction of diaphragm 602 and newel 601 forms the deep gouge 605 for reducing thickness, and the deep gouge 605 can increase diaphragm
602 flexibility, makes diaphragm 602 be easier to open or close.During work, when support 61 presses water pocket 5 upwards, the water in water pocket 5
Into apopore 22, diaphragm 602 is washed open, realize water outlet, when contrary support 61 pulls down water pocket 5, air pressure in apopore 22
Reduce, diaphragm 602 is pressed on valve seat 2 and closes apopore 22.
The present embodiment is caused under different back pressures, and the pumped out water yield that turns around of motor 9 is consistent, with reference to optoelectronic switch 10
The revolution of accurate controlled motor by the revolution of detection motor 9, outside electric machine controller, so as to accurately control out current
Amount.The characteristics of being also specifically designed for micro pump small volume, directly connects eccentric wheel 8 and motor 9, eliminates the biography of unnecessary complexity
Moving part.
Preferred embodiment of the present utility model is these are only, not to the restriction of protection domain of the present utility model.It is all according to
The equivalent variations that the mentality of designing of this case is done, each fall within the protection domain of this case.
Claims (11)
1. the micro pump that a kind of flow is accurately controlled, it is characterised in that：Including upper lid, valve seat, water pocket seat, base housing,
Water pocket, curved bar, drive shaft, eccentric wheel, motor, optoelectronic switch and output circuit plate；
Motor and optoelectronic switch are arranged on base housing, and the motor shaft of motor is stretched into after base housing directly and in base housing
Eccentric wheel connection, the radial direction correspondence optoelectronic switch of eccentric wheel or motor shaft is formed with photoelectricity shielding plate, photoelectricity shielding plate and light
With the use of for detecting motor rotations, optoelectronic switch and output circuit plate are electrically connected electric switch, and output circuit plate is used for and outer
Portion's electric machine controller electrical connection simultaneously sends motor rotations information to external motor controller；
Inclined eccentric orfice is opened up on eccentric wheel, one end of drive shaft is plugged in eccentric orfice, the other end and curved bar connect, curved bar
Upper end outwards radiated by center and form plural support, drive shaft drives support to make the extruding wobbling action for repeating；
Water pocket seat is sealingly mounted on base housing, and water pocket seat correspondence support forms plural installing hole, each installing hole
Correspondence is sealed and installed with water pocket, and water pocket upper opening, the bottom correspondence of each water pocket is rack-mount, and support drives water pocket to make
The extruding wobbling action for repeating；
Valve base sealing is arranged on water pocket seat, and the upper opening of each water pocket of correspondence opens up inlet opening and apopore on valve seat, enters
Water hole and apopore are separately installed with the contrary check valve of opening direction；
Upper cover seal is arranged on valve seat, and upper cap-shaped is connected with each inlet opening, gone out into water outlet mouthpiece and water inlet interface, water inlet interface
Water interface is connected with each apopore.
2. the micro pump that a kind of flow as claimed in claim 1 is accurately controlled, it is characterised in that：The check valve is umbrella
Shape valve, umbrella valve includes umbrella rod and turns over umbrella cover, and valve seat is formed with umbrella rod installing hole, and umbrella rod is planted and is arranged on umbrella rod installing hole,
Inlet opening or apopore are turned over umbrella cover and are then placed on little water inlet by constituting around some little inlet opening of umbrella rod installing hole or little apopore
On hole or little apopore, change turn over umbrella cover positioned at the position of valve seat upper surface or lower surface can change Inlet and outlet water direction.
3. the micro pump that a kind of flow as claimed in claim 2 is accurately controlled, it is characterised in that：It is described to turn over the interior of umbrella cover
Surface is the bowl-shape face being open towards umbrella rod.
4. the micro pump that a kind of flow as claimed in claim 2 is accurately controlled, it is characterised in that：It is described that to turn over umbrella cover close
The inner surface of umbrella rod is the small angle inclination face turned up.
5. the micro pump that a kind of flow as claimed in claim 1 is accurately controlled, it is characterised in that：The valve seat upper surface
The outer ring intake tunnel and inner ring exhalant canal being isolated is opened up, inlet opening is opened on the intake tunnel of outer ring, and apopore is opened up
On inner ring exhalant canal.
6. the micro pump that a kind of flow as claimed in claim 5 is accurately controlled, it is characterised in that：On the apopore
Check valve is diaphragm group, and the diaphragm group includes newel and from newel to extraradial two or more diaphragm, and inner ring water outlet is led to
Road opens up the centre bore installed of planting for newel, and apopore is arranged around centre bore, and each diaphragm correspondence is placed on each water outlet
Kong Shang.
7. the micro pump that a kind of flow as claimed in claim 6 is accurately controlled, it is characterised in that：In the diaphragm group
Stem forms positioning strip between two diaphragms, and corresponding each positioning strip of inner ring exhalant canal is respectively formed two relative baffle plates, positions
Bar is placed between two baffle plates, and the outer end of positioning strip forms positioning grain, and corresponding each the positioning particle shape of inner ring exhalant canal is into positioning
Hole, positioning grain is plugged in location hole, prevents positioning strip from moving by the restriction effect of baffle plate and location hole, diaphragm and newel
Junction formed reduce thickness deep gouge.
8. the micro pump that a kind of flow as claimed in claim 1 is accurately controlled, it is characterised in that：The water pocket includes upper
Portion's opening is in bowl-shape blister cavities body and bottom mounting post, and the surrounding of blister cavities body the rim of a bowl forms thickness more than blister cavities body bowl wall thickness
Mounting surface, mounting surface outside forms positioning convex, and corresponding water pocket seat forms deep gouge face at installing hole, and deep gouge face surrounding is formed
Location notch hole, positioning convex is plugged on location notch hole, and mounting surface is pressed on deep gouge face by valve base sealing, and mounting post is formed
There is necking down, corresponding support opens up post holes, and necking down is plugged in post holes the installation for completing mounting post on support, blister cavities body and peace
The junction of dress post forms the extruding entity with diameter greater than mounting post.
9. the micro pump that a kind of flow as claimed in claim 1 is accurately controlled, it is characterised in that：The curved bar upper bracket
Between have seamlessly transit section, support and curved bar upper end junction be thickness increase reinforcement area, support and curved bar it is at an acute angle
Arrangement.
10. the micro pump that a kind of flow as claimed in claim 1 is accurately controlled, it is characterised in that：The upper lid, valve
The lateral wall of seat, water pocket seat and base housing opens up jump-ring slot, and jump ring is installed in jump-ring slot, and the top and bottom of jump ring are pressed respectively
Lid, valve seat, water pocket seat and base housing is set to be fixed together on upper lid and bottom seat shell body.
The micro pump that a kind of 11. flows as claimed in claim 1 are accurately controlled, it is characterised in that：The eccentric wheel and
Wear plate is installed, base housing is formed with boss, and wear plate is arranged on the boss between base housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620626826.3U CN206129566U (en) | 2016-06-23 | 2016-06-23 | But miniature pump of flow accurate control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620626826.3U CN206129566U (en) | 2016-06-23 | 2016-06-23 | But miniature pump of flow accurate control |
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| Publication Number | Publication Date |
|---|---|
| CN206129566U true CN206129566U (en) | 2017-04-26 |
Family
ID=58559680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620626826.3U Active CN206129566U (en) | 2016-06-23 | 2016-06-23 | But miniature pump of flow accurate control |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927516A (en) * | 2016-06-23 | 2016-09-07 | 厦门坤锦电子科技有限公司 | Micro water pump capable of accurately controlling flow |
| US10458402B2 (en) | 2016-07-25 | 2019-10-29 | Xiamen Conjoin Electronics Technology Co., Ltd. | Micro water pump capable of controlling flow precisely |
| WO2020073249A1 (en) * | 2018-10-08 | 2020-04-16 | 深圳华星恒泰泵阀有限公司 | Miniature air-liquid mixing diaphragm pump |
| CN111846029A (en) * | 2020-07-23 | 2020-10-30 | 延锋汽车饰件系统重庆有限公司 | Passenger side safety airbag frame assembly device and assembly process |
-
2016
- 2016-06-23 CN CN201620626826.3U patent/CN206129566U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927516A (en) * | 2016-06-23 | 2016-09-07 | 厦门坤锦电子科技有限公司 | Micro water pump capable of accurately controlling flow |
| US10458402B2 (en) | 2016-07-25 | 2019-10-29 | Xiamen Conjoin Electronics Technology Co., Ltd. | Micro water pump capable of controlling flow precisely |
| WO2020073249A1 (en) * | 2018-10-08 | 2020-04-16 | 深圳华星恒泰泵阀有限公司 | Miniature air-liquid mixing diaphragm pump |
| CN111846029A (en) * | 2020-07-23 | 2020-10-30 | 延锋汽车饰件系统重庆有限公司 | Passenger side safety airbag frame assembly device and assembly process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| IP01 | Partial invalidation of patent right |
Commission number: 5W113246 Conclusion of examination: The patent right of utility model 201620626826.3 will remain valid on the basis of the patent holder's claim filed on 28 September 2017. Decision date of declaring invalidation: 20180104 Decision number of declaring invalidation: 34436 Denomination of utility model: Micro water pump capable of accurately controlling flow Granted publication date: 20170426 Patentee: XIAMEN CONJOIN ELECTRONICS TECHNOLOGY Co.,Ltd. |
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| IP01 | Partial invalidation of patent right |