CN209557229U - A kind of new micro fluid pump - Google Patents
A kind of new micro fluid pump Download PDFInfo
- Publication number
- CN209557229U CN209557229U CN201920051072.7U CN201920051072U CN209557229U CN 209557229 U CN209557229 U CN 209557229U CN 201920051072 U CN201920051072 U CN 201920051072U CN 209557229 U CN209557229 U CN 209557229U
- Authority
- CN
- China
- Prior art keywords
- pump housing
- lid
- shaft
- accommodating chamber
- new micro
- 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.)
- Active
Links
Landscapes
- Details And Applications Of Rotary Liquid Pumps (AREA)
Abstract
A kind of new micro fluid pump, it is related to minisize fluid pump technical field.It includes: driving assembly, is installed on driving assembly and the pump housing with accommodating chamber and the material being arranged on the pump housing pass in and out component, lid is provided on the pump housing, the driving component includes: the power source being fixedly installed on the pump housing far from the lid side；Eccentric setting is in shaft in the accommodating chamber of the pump housing, assembling and can be rotated synchronously with power output shaft across the power output shaft of the pump housing and the power source；And it is installed in the shaft and resilient divider rotating synchronously, that elastic tip is abutted with the inner sidewall of the accommodating chamber of the pump housing, for the accommodating chamber to be separated into multiple sub-chamber and changes sub-chamber's volume in rotation can be rotated with described.The consistency that flow passes in and out and guarantees output can be controlled more accurately by adopting the above technical scheme, small, output consistency height, the advantage that good airproof performance, noise is small, stability is good with space hold.
Description
Technical field
The utility model relates to fluid pump technical fields, and in particular to a kind of new micro fluid pump.
Background technique
What minisize fluid pump referred to is exactly minipump, refers to the air exhaust nozzle for having one-in-and-one-out, exhaust nozzle each one, inside
So that the diaphragm inside pump is done reciprocating by mechanical device, and can persistently form vacuum or negative pressure in entrance, arranges
Micro-positive pressure is formed at gas nozzle；Working media is mainly gas or fluid, and a kind of instrument of compact is widely used in coffee
Machine, beer brewing machine, blood pressure machine, water purifier etc..
Existing minisize fluid pump generally adds swing rod using eccentric wheel, and roll structure becomes diaphragm in vertical direction
Shape so that diaphragm generates volume variation, and then changes the pressure inside diaphragm, realize gas or fluid in diaphragm into
Out.It is had the disadvantage in that using the above structure in minisize fluid pump work, ball and swing rod rub for a long time, easily lead to pendulum
Bar or ball are seriously worn, and diaphragm is deformed in vertical direction, swing rod deformation are easily led to, therefore, using inclined
Heart wheel adds swing rod, and roll structure, the diaphragm deformation degree for being easy to cause minisize fluid to pump is different, and then is difficult to ensure minisize fluid
The consistency of pump discharge；Meanwhile eccentric wheel adds swing rod, roll structure, the space occupied is larger at work, so as to cause miniature
Fluid pump volume becomes larger, therefore the use for influencing minisize fluid pump has much room for improvement.
Utility model content
The purpose of this utility model is that it is in view of the drawbacks of the prior art and insufficient, a kind of new micro fluid pump is provided,
The consistency that flow passes in and out and guarantees output can be controlled more accurately, output consistency height small with space hold,
The advantage that good airproof performance, noise are small, stability is good.
A kind of new micro fluid pump that in order to achieve the above purposes, the technical solution adopted by the utility model is:, comprising: drive
Dynamic component, the pump housing for being installed in the driving component and there is accommodating chamber and the material disengaging group being arranged on the pump housing
Part, lid is provided on the pump housing, and the driving component includes: to be fixedly installed on the pump housing far from the lid side
Power source；Eccentric setting is in power output shaft in the accommodating chamber of the pump housing, across the pump housing and the power source
The shaft assembled and can rotated synchronously with power output shaft；And it is installed in the shaft and can turn with the rotation is synchronous
It is dynamic, that elastic tip is abutted with the inner sidewall of the accommodating chamber of the pump housing, for the accommodating chamber to be separated into multiple sub-chamber
And change the resilient divider of sub-chamber's volume in rotation.
The resilient divider includes: the sleeve part being sheathed in the shaft, and, radially protruding is set to the set
The resilient barrier piece abutted in canister portion and with the inner sidewall of the accommodating chamber.
The sleeve part side is provided with wear-resisting portion on the shim.
It is provided with accommodation groove on the lid, is arranged in the shaft far from the power source side and is placed in the accommodating
In slot, bearing is provided between the shaft and the accommodation groove.
Mounting plate is provided between the power source and the pump housing, the mounting plate is for fixing the power source and institute
State the pump housing.
The sealing ring for preventing material leakage is provided between the pump housing and the lid.
Inlet port and outlet port are provided on the lid, described in the feed inlet and the discharge port protrudes and be set to
Far from the pump housing side on lid.
Material disengaging component include: be set on the lid far from the pump housing side and by fastening screw with
The lid and the pump housing fixing assembling, be aligned for the inlet port and outlet port and with external pipe sealing assembly
Top plate；And be set between the top plate and the lid and be aligned with the feed inlet and the discharge port, for controlling
Make the one-way valve structures that the material passes in and out the pump housing accommodating chamber.
The one-way valve structures include: disc-shaped body, are provided with installing port on the ontology；It is set to the installing port
Interior and being adapted to the discharge port and the feed inlet size, for controlling the feed inlet and discharge port opening and closing gear
Piece；And it is set between the baffle and the installing port inner wall, one end is assembled with the baffle, other end and institute
State the assembly of installing port inner wall, for controlling baffle uniform stressed and reset for the baffle provides reply at work
The elastic webbing of power.
The top plate protrudes above the discharging for being provided with the feed nozzle being adapted to the feed inlet and being adapted to the discharge port
Mouth.
After adopting the above technical scheme, the utility model is had the beneficial effect that when being pumped using the minisize fluid, first pass through dynamic
The shaft rotation that the driving of power source is mounted on the power output shaft of power source, the elasticity driven in installation shaft is rotated by shaft
Separator rotation；Secondly, being added materials by feed nozzle into accommodating chamber, material drives feed inlet one after entering feed nozzle
The baffle of side is mobile to feed inlet side, to open feed nozzle so that material enters feed inlet from feed nozzle, by into
Sub-chamber of the material mouth into accommodating chamber adds materials, and when adding materials, the volume of the sub-chamber is in maximum rating；Then,
Since shaft is eccentric setting, in the rotation of resilient divider, elastic deformation occurs for shim, so that sub-chamber
Volume slowly reduces, and pressure is gradually increased, and when sub-chamber is moved to discharge port position, will be accommodated in by internal pressure
Sub-chamber is discharged from discharge port in material in the sub-chamber, and material enters the gear for by pressure discharge port being gone out after discharge port
Piece is separated with discharging, so that discharging gate discharge accommodating chamber is entered from the material that discharge port flows out, to realize the pump housing
Basic role, the minisize fluid pump being arranged in this way can control the consistency that flow passes in and out and guarantees output more accurately,
, output consistency height, good airproof performance, noise small, stability good advantage small with space hold.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the overall structure diagram of the present embodiment；
Fig. 2 is the explosive view of the present embodiment；
Fig. 3 is the structural schematic diagram of the present embodiment middle pump body, shaft and resilient divider.
Description of symbols: 1, driving assembly；2, the pump housing；3, material passes in and out component；4, accommodating chamber；5, lid；6, it seals
Circle；7, feed inlet；8, discharge port；9, power source；10, shaft；11, resilient divider；12, sleeve part；13, resilient barrier piece；
14, wear-resisting portion；15, bearing；16, mounting plate；17, top plate；18, one-way valve structures；19, ontology；20, baffle；21, elastic webbing；
22, feed nozzle；23, discharging gate.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification made to the present embodiment and do not create contribution after reading this specification, but only
It will be in the scope of the claims of the utility model all by the protection of Patent Law.
The present embodiment is related to a kind of new micro fluid pump, as shown in Figure 1, 2, comprising: driving assembly 1, the pump housing 2 and object
Material disengaging component 3.
Driving assembly 1 is used to provide power for minisize fluid pump, and the pump housing 2 is installed on driving assembly 1, and has accommodating chamber
4.Material passes in and out component 3 and is arranged on the pump housing 2, and material disengaging component 3 is used to control the accommodating chamber 4 of the material disengaging pump housing 2.The pump housing
Lid 5 is provided on 2, lid 5 will be for that will accommodate closing.In order to promote the leakproofness between lid 5 and the pump housing 2, to guarantee
The normal operation of minisize fluid pump, is provided with sealing ring 6 between the pump housing 2 and body.On the pump housing 2 on the end face of lid 5
It is provided with mounting groove, sealing ring 6 is installed in mounting groove.Be provided with feed inlet 7 and discharge port 8 on lid 5, feed inlet 7 with go out
Material mouth 8, which is protruded, to be set on lid 5 far from 2 side of the pump housing, and the projecting portion height of feed inlet 7 is less than the protrusion of discharge port 8
Partial Height.In the present embodiment, sealing ring 6 is flexible rubber ring, and higher protrusion height is discharge port 8, protrusion
A lower height of is feed inlet 7.In other embodiments, sealing ring 6 can also be flexible plastic ring or spring pad
Circle.
As shown in Figure 1, 2, driving assembly 1 includes: power source 9, shaft 10 and resilient divider 11.Power source 9 is fixed
It is installed on the pump housing 2 far from 5 side of lid.10 eccentric setting of shaft in the accommodating chamber 4 of the pump housing 2, shaft 10 pass through the pump housing 2 with
The power output shaft of power source 9 assembles, and can rotate synchronously with power output shaft.Resilient divider 11 is installed in shaft 10,
And can be rotated synchronously with rotation, the inner sidewall of the accommodating chamber 4 of the elastic tip and pump housing 2 of resilient divider 11 abuts, resilient barrier
Part 11 is used to accommodating chamber 4 being separated into multiple sub-chamber, and in rotation, resilient divider 11 can change sub-chamber's volume.
As shown in Figure 1-3, wherein, resilient divider 11 includes: sleeve part 12 and resilient barrier piece 13.12 sets of sleeve part
In shaft 10.13 radially protruding of resilient barrier piece is set on sleeve part 12, and is abutted with the inner sidewall of accommodating chamber 4.
In the present embodiment, resilient barrier piece 13 is provided with three pieces, and accommodating chamber 4 is round accommodating chamber 4, resilient barrier piece 13
It is in three sub-chamber that accommodating chamber 4, which is separated,.It is separate on resilient barrier piece 13 in order to guarantee the service life of resilient barrier elastic slice
12 side of sleeve part is provided with wear-resisting portion 14.In order to reduce wear-resisting portion 14 and accommodate the frictional force between cavity wall, by wear-resisting portion
14 be arranged to it is cylindric, thus reduce wear-resisting portion 14 and accommodate cavity wall between contact area.In order to guarantee that shaft 10 is installed
Stability, be provided with accommodation groove on lid 5, be placed in accommodation groove in shaft 10 far from 9 side of power source.In order to guarantee
Smoothness when shaft 10 rotates, so that the abrasion for reducing shaft 10 guarantees the service life of shaft 10, in shaft 10 and accommodating
Bearing 15 is provided between slot.In order to facilitate the installation between power source 9 and the pump housing 2, it is arranged between power source 9 and the pump housing 2
There is mounting plate 16, mounting plate 16 is for fixing power source 9 and the pump housing 2.Power source 9 is motor.
As shown in Figure 1, 2, material disengaging component 3 includes: top plate 17 and one-way valve structures 18.Top plate 17 is set to lid
Far from 2 side of the pump housing on 5, top plate 17 is by fastening screw and 2 fixing assembling of lid 5 and the pump housing, and top plate 17 is with feed inlet 7 and out
Material mouth 8 is aligned, and is sealed and assembled with external pipe.One-way valve structures 18 are set between top plate 17 and lid 5, and and feed inlet
7 and discharge port 8 be aligned, one-way valve structures 18 be used for control material disengaging the pump housing 2 accommodating chamber 4.
As shown in Figure 1, 2, wherein one-way valve structures 18 include: ontology 19, baffle 20 and elastic webbing 21.Ontology 19 is in
It is discoid, installing port is provided on ontology 19.Baffle 20 is set in installing port, and suitable with discharge port 8 and 7 size of feed inlet
Match, baffle 20 is opened and closed for controlling feed inlet 7 and discharge port 8, to control material disengaging accommodating chamber 4.Elastic webbing 21 is set to
Between baffle 20 and installing port inner wall, 21 one end of elastic webbing and the assembly of baffle 20, the other end and installing port inner wall are assembled, elastic webbing
21 for controlling the uniform stressed at work of baffle 20, and the reset for baffle 20 provides restoring force.
In the present embodiment, top plate 17, which protrudes above, is provided with the feed nozzle 22 being adapted to feed inlet 7 and is adapted to discharge port 8
Discharging gate 23, feed nozzle 22 and discharging gate 23 are used to connect with external pipe.There are two mounting holes and charging for installing port setting
Mouth 7 and discharge port 8 are aligned, and baffle 20 is in round pie, and there are two the settings of baffle 20, the elasticity between each baffle 20 and installing port
Band 21 is provided with four.Top plate 17, cover board, the pump housing 2 and mounting plate 16 pass through four fastening screw fixing assemblings.
The working principle of the present embodiment is approximately as stating: when pumping using the minisize fluid, first passing through the driving peace of power source 9
Shaft 10 on the power output shaft of power source 9 rotates, and the elasticity point driven in installation shaft 10 is rotated by shaft 10
Spacing body 11 rotates；Secondly, being added materials by feed nozzle 22 into accommodating chamber 4, material is after entering feed nozzle 22, driving charging
The baffle 20 of mouthful 7 sides is mobile to 7 side of feed inlet, to open feed nozzle 22 so that material from feed nozzle 22 enter into
Material mouth 7 adds materials by sub-chamber of the feed inlet 7 into accommodating chamber 4, when adding materials, at the volume of the sub-chamber
In maximum rating；Then, since shaft 10 is eccentric setting, in the rotation of resilient divider 11, elasticity occurs for shim
Deformation, so that the volume of sub-chamber slowly reduces, pressure is gradually increased, and is moved to 8 position of discharge port in sub-chamber
When, the material in the sub-chamber will be accommodated in by internal pressure, sub-chamber is discharged from discharge port 8, material enters discharge port 8
It is separated afterwards by the baffle 20 that pressure goes out discharge port 8 with discharging, so that being entered out from the material that discharge port 8 flows out
Expect that accommodating chamber 4 is discharged in mouth 23, to realize the basic role of the pump housing 2, the minisize fluid pump being arranged in this way can more accurately
Control flow passes in and out and guarantees the consistency of output, small, output consistency height, good airproof performance, noise with space hold
Advantage small, stability is good.
More than, it is merely intended for describing the technical solutions of the present application, but not for limiting the present application, those of ordinary skill in the art are to this reality
The other modifications or equivalent replacement made of novel technical solution, without departing from the spirit of technical solutions of the utility model
And range, it should all cover in the scope of the claims of the utility model.
Claims (10)
1. a kind of new micro fluid pump, comprising: driving assembly (1) is installed on the driving component (1) and has accommodating chamber
(4) the material of the pump housing (2) and setting on the pump housing (2) passes in and out component (3), which is characterized in that on the pump housing (2)
It is provided with lid (5), the driving component (1) includes:
It is fixedly installed in the power source (9) on the pump housing (2) far from the lid (5) side；
Eccentric setting is in power in the accommodating chamber (4) of the pump housing (2), passing through the pump housing (2) and the power source (9)
Output shaft assembly and the shaft (10) that can be rotated synchronously with power output shaft；And
It is installed on the shaft (10) and accommodating chamber rotate synchronously, elastic tip and the pump housing (2) can be rotated with described
(4) that inner sidewall abuts, for the accommodating chamber (4) to be separated into multiple sub-chamber and changes sub-chamber's volume in rotation
Resilient divider (11).
2. new micro fluid pump according to claim 1, which is characterized in that the resilient divider (11) includes: set
Sleeve part (12) on the shaft (10), and, radially protruding be set on the sleeve part (12) and with the appearance
The resilient barrier piece (13) that the inner sidewall of chamber (4) of receiving abuts.
3. new micro fluid pump according to claim 2, which is characterized in that far from the sleeve part on the shim
(12) side is provided with wear-resisting portion (14).
4. new micro fluid pump according to claim 3, which is characterized in that it is provided with accommodation groove on the lid (5),
It is placed in the accommodation groove on the shaft (10) far from the power source (9) side, the shaft (10) and the accommodating
Bearing (15) are provided between slot.
5. new micro fluid pump according to claim 4, which is characterized in that the power source (9) and the pump housing (2)
Between be provided with mounting plate (16), the mounting plate (16) is for fixing the power source (9) and the pump housing (2).
6. new micro fluid pump according to claim 5, which is characterized in that the pump housing (2) and the lid (5) it
Between be provided with sealing ring (6) for preventing material leakage.
7. new micro fluid pump according to claim 1 to 6, which is characterized in that set on the lid (5)
It is equipped with feed inlet (7) and discharge port (8), the feed inlet (7) and the discharge port (8) protrusion are set to the lid (5)
The upper separate pump housing (2) side.
8. new micro fluid pump according to claim 7, which is characterized in that material disengaging component (3) includes: to set
It is placed on the lid (5) far from the pump housing (2) side and by fastening screw and the lid (5) and the pump housing (2)
Fixing assembling, the top plate (17) that is aligned for the feed inlet (7) and discharge port (8) and is assembled with external pipe sealing；With
And
It is set between the top plate (17) and the lid (5) and is aligned with the feed inlet (7) and the discharge port (8)
, the one-way valve structures (18) for passing in and out for controlling the material pump housing (2) accommodating chamber (4).
9. new micro fluid pump according to claim 8, which is characterized in that the one-way valve structures (18) include: circle
Discshaped body (19) is provided with installing port on the ontology (19)；
It is set to being adapted in the installing port and with the discharge port (8) and the feed inlet (7) size, described for controlling
The baffle (20) of feed inlet (7) and the discharge port (8) opening and closing；And
It is set between the baffle (20) and the installing port inner wall, one end and the baffle (20) assembly, the other end
With installing port inner wall assembly, for controlling the baffle (20) uniform stressed and for the baffle (20) at work
It resets and the elastic webbing (21) of restoring force is provided.
10. new micro fluid pump according to claim 9, which is characterized in that the top plate (17), which protrudes above, to be provided with
The feed nozzle (22) being adapted to the feed inlet (7) and the discharging gate (23) being adapted to the discharge port (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920051072.7U CN209557229U (en) | 2019-01-11 | 2019-01-11 | A kind of new micro fluid pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920051072.7U CN209557229U (en) | 2019-01-11 | 2019-01-11 | A kind of new micro fluid pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209557229U true CN209557229U (en) | 2019-10-29 |
Family
ID=68306110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920051072.7U Active CN209557229U (en) | 2019-01-11 | 2019-01-11 | A kind of new micro fluid pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209557229U (en) |
-
2019
- 2019-01-11 CN CN201920051072.7U patent/CN209557229U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2460952A (en) | Rotary pump with elastic rotor sealing rib | |
| CN109944781A (en) | A kind of dual head diaphragm pump | |
| CN209494691U (en) | A kind of minisize fluid pump | |
| CN208309215U (en) | A kind of piston pump of putting detergent | |
| CN209557229U (en) | A kind of new micro fluid pump | |
| CN209115310U (en) | A kind of fluid diaphragm pump | |
| US2599600A (en) | Pump | |
| CN109312871A (en) | Flow channel switching valve | |
| CN109505762A (en) | A kind of minisize fluid pump | |
| CN207906071U (en) | A kind of double eccentric roller pumps | |
| CN108953682B (en) | A kind of releasing pressure automatically constant-current stabilizer and its method for water supply | |
| CN109139439A (en) | A kind of fluid diaphragm pump | |
| IE893843L (en) | Positive displacement pump | |
| CN216554316U (en) | Anti-drip miniature diaphragm pump | |
| CN202971192U (en) | Compressor pump body and compressor | |
| CN213478623U (en) | High-efficiency wear-resistant diaphragm pump | |
| CN104564512A (en) | Hydraulic motor | |
| CN208651105U (en) | A kind of diaphragm pump with automatic dissipating heat function | |
| CN209083481U (en) | A kind of electric air pump more than pump chamber and pump core | |
| CN220955987U (en) | Diaphragm pump with non-return function | |
| CN208587306U (en) | A kind of water pump with automatic ventilating function | |
| CN207420831U (en) | A kind of Minitype electric diaphragm pump | |
| CN208763876U (en) | Diaphragm and diaphragm type solution pump comprising the diaphragm | |
| CN211777928U (en) | Eccentric column type diaphragm special pump | |
| CN117028212A (en) | Diaphragm pump with non-return function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |