CN109372730A - Peristaltic pump and printer - Google Patents
Peristaltic pump and printer Download PDFInfo
- Publication number
- CN109372730A CN109372730A CN201811390250.5A CN201811390250A CN109372730A CN 109372730 A CN109372730 A CN 109372730A CN 201811390250 A CN201811390250 A CN 201811390250A CN 109372730 A CN109372730 A CN 109372730A
- Authority
- CN
- China
- Prior art keywords
- rotor
- peristaltic pump
- hose
- idler wheel
- channel
- 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.)
- Pending
Links
- 230000002572 peristaltic effect Effects 0.000 title claims abstract description 55
- 238000001125 extrusion Methods 0.000 claims abstract description 31
- 239000012530 fluid Substances 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 7
- 230000008569 process Effects 0.000 claims abstract description 5
- 238000013022 venting Methods 0.000 claims description 19
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 6
- 239000003086 colorant Substances 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/12—Machines, pumps, or pumping installations having flexible working members having peristaltic action
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/17—Ink jet characterised by ink handling
- B41J2/175—Ink supply systems ; Circuit parts therefor
- B41J2/17596—Ink pumps, ink valves
Abstract
The disclosure provides a kind of peristaltic pump and printer.Peristaltic pump is used to squeeze out the fluid in hose, and the peristaltic pump includes the pump housing, the rotor for being rotationally connected with the pump housing and at least two idler wheels for being rotatably assemblied in the rotor.The pump housing is equipped at least one assembly channel, and the assembly channel is equipped at least two sliding channels, the pair of rollers being spaced apart and answers assembly connection in the sliding channel for fixing the hose, the rotor.When the rotor is rotated to first direction, at least two idler wheels squeeze the hose at the assembly channel in turn, and the idler wheel is in extrusion process around own axis.When the rotor is rotated to second direction, the idler wheel is slided along the sliding channel and is separated with the hose.Rotor drives fluid of the idler wheel in turn in squeezing tube, and drain effect is good.When peristaltic pump is acted without drain, idler wheel is moved along sliding channel and is separated with hose, the long service life of hose.
Description
Technical field
The disclosure belongs to typewriter technical field, is related to a kind of peristaltic pump and printer.
Background technique
In the related art, continuous ink-supply system can be used in the ink supply mode of printer, which uses and lead
The external ink bottle of printing device main body is connected by pipe with the print cartridge built in printing device main body, so that the ink energy in ink bottle
Persistently it is provided to print cartridge.
In printer maintenance and servicing operations, need the ink discharge in print cartridge.Correspondingly, the row of being equipped on print cartridge
Mo Guan, the venting pipe are connected to venting pump.Venting pump passes through rotor and is slidedly arranged on multiple idler wheels of rotor, and rotor drives idler wheel to turn
Venting pipe is moved and squeezes, so that the liquid in venting pipe is discharged.Due at least there is a separation unit between idler wheel and venting pipe
Position, multiple idler wheels are impacted in rotor in turn, and issue continuous noise, poor user experience.In addition, when rotor does not rotate, until
Small part idler wheel is connected to venting pipe always, influences the service life of venting pipe.
Summary of the invention
In view of this, the disclosure provides a kind of peristaltic pump and printer.
Specifically, the disclosure is achieved by the following technical solution:
According to the first aspect of the embodiments of the present disclosure, a kind of peristaltic pump is provided, it is described for squeezing out the fluid in hose
Peristaltic pump includes the pump housing, the rotor for being rotationally connected with the pump housing and at least two rollings for being rotatably assemblied in the rotor
Wheel, the pump housing are equipped at least one assembly channel, and the assembly channel is equipped with interval for fixing the hose, the rotor
At least two sliding channels, the pair of rollers of distribution answer assembly connection in the sliding channel；
When the rotor is rotated to first direction, at least two idler wheels squeeze soft at the assembly channel in turn
Pipe, and the idler wheel is in extrusion process around own axis；
When the rotor is rotated to second direction, the idler wheel slides along the sliding channel and divides with the hose
From.
In one embodiment, the sliding channel includes slideway, the drain location set on the slideway both ends and idle position
It sets, the radius of gyration of the drain location is greater than the radius of gyration of the rest position, wherein the idler wheel is in the drain position
The hose at the assembly channel can be squeezed and can rotate around the axis of itself by setting place.
In one embodiment, the rotor further includes set on the tooth-strip part between the drain location and rest position, institute
Stating tooth-strip part includes two or more detent projections, and the idler wheel is defined in the drain location by the tooth-strip part, works as institute
Rotor is stated to when second direction rotation, the idler wheel engagement is connected to the tooth-strip part and turns to the spare time along the tooth-strip part
Seated position.
In one embodiment, the tooth-strip part is convexly equipped in the side side-walls of the slideway.
In one embodiment, the rotor includes the first turntable, the second turntable being coaxially disposed with first turntable, connects
The connecting shaft of first turntable Yu second turntable is connect, the sliding channel is correspondingly arranged in first turntable and second
Turntable, the both ends of the idler wheel are defined in first turntable and the second turntable respectively.
In one embodiment, the idler wheel includes axis body portion, from the both ends in the axis body portion protrudes the first rotating shaft to be formed
Portion and the second shaft, the first rotating shaft portion and the second shaft are slidedly arranged on the sliding channel.
In one embodiment, the idler wheel further includes the gear teeth that connection is engaged with the rotor.
In one embodiment, the rotor is equipped with equally distributed three sliding channels.
In one embodiment, the peristaltic pump further includes the driving group for being fixedly arranged on the rotor and being located at outside the pump housing
Part, the driving component drive the rotor to rotate under outer power drive.
In one embodiment, the pump housing is equipped with extrusion chamber, and at least partly described rotor is set in the extrusion chamber and institute
The axis of rotation for stating rotor is overlapped with the center line of the extrusion chamber, and the assembly channel is set to the inner sidewall of the extrusion chamber
Place, the hose fit in the assembly channel.
In one embodiment, the part rotor cap is set to the opening of the extrusion chamber.
In one embodiment, the assembly channel is equipped with two and is uniformly distributed in the pump housing.
In one embodiment, the pump housing is equipped with the inlet pipe mouth and outlet spout being connected to the assembly channel, the hose
The pump housing is inserted into from the inlet pipe mouth and is pierced by along institute's outlet spout, the hose is fastened at the inlet pipe mouth and outlet spout,
The outlet spout is set to the first direction of rotor rotation.
According to the second aspect of an embodiment of the present disclosure, it provides a kind of printer, including printing device main body and is assemblied in
The cartridge components and peristaltic pump as described above of the printing device main body, the cartridge components are equipped with across the peristaltic pump
Venting pipe, the ink in the cartridge components are extracted out by the peristaltic pump.
The technical scheme provided by this disclosed embodiment can have it is following the utility model has the advantages that
Rotor drives fluid of the idler wheel in turn in squeezing tube, and drain effect is good.When peristaltic pump is acted without drain,
Idler wheel is moved along sliding channel and is separated with hose, small to the extruding force of hose, the long service life of hose.Idler wheel is defined in cunning
In dynamic channel, muting function is good.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
The disclosure can be limited.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of peristaltic pump shown according to an exemplary embodiment.
Fig. 2 is the configuration schematic diagram of peristaltic pump shown according to an exemplary embodiment.
Fig. 3 is the structural schematic diagram that peristaltic pump shown according to an exemplary embodiment does not install driving assembly.
Fig. 4 is the schematic view of the front view that peristaltic pump shown according to an exemplary embodiment does not install driving assembly.
Fig. 5 is the sectional structure signal that rotor is rotated in a first direction in peristaltic pump shown according to an exemplary embodiment
Figure.
Fig. 6 is the sectional structure signal that rotor is rotated in a second direction, in peristaltic pump shown according to an exemplary embodiment
Figure.
Fig. 7 is the structural schematic diagram of rotor in peristaltic pump shown according to an exemplary embodiment.
Fig. 8 is the structural schematic diagram of idler wheel in peristaltic pump shown according to an exemplary embodiment.
Fig. 9 is the structural schematic diagram of peristaltic pump middle pump body shown according to an exemplary embodiment.
Wherein, the pump housing 10；Extrusion chamber 11；Assemble channel 12；Inlet pipe mouth 13；Outlet spout 14；Rotor 20；First turntable 21；
Main part 211；Lid portion 212；Second turntable 22；Connecting shaft 23；Sliding channel 24；Drain location 241；Rest position 242；It is sliding
Road 243；Tooth-strip part 25；Idler wheel 30；Axis body portion 31；First rotating shaft portion 32；Second shaft 33；Driving assembly 40；Hose 50.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all implementations consistent with this disclosure.On the contrary, they be only with as appended
The example of the consistent device and method of some aspects be described in detail in claims, the disclosure.
It is only to be not intended to be limiting the disclosure merely for for the purpose of describing particular embodiments in the term that the disclosure uses.
The "an" of the singular used in disclosure and the accompanying claims book, " described " and "the" are also intended to including majority
Form, unless the context clearly indicates other meaning.It is also understood that term "and/or" used herein refers to and wraps
It may be combined containing one or more associated any or all of project listed.
It will be appreciated that though various information, but this may be described using term first, second, third, etc. in the disclosure
A little information should not necessarily be limited by these terms.These terms are only used to for same type of information being distinguished from each other out.For example, not departing from
In the case where disclosure range, the first information can also be referred to as the second information, and similarly, the second information can also be referred to as
One information.Depending on context, word as used in this " if " can be construed to " ... when " or " when ...
When " or " in response to determination ".
As depicted in figs. 1 and 2, a kind of peristaltic pump is disclosed in one embodiment, and the peristaltic pump is for squeezing out in hose 50
Fluid.Peristaltic pump includes the pump housing 10, be rotationally connected with the rotor 20 of the pump housing 10 and is rotatably assemblied at least the two of rotor 20
A idler wheel 30, the pump housing 10 are equipped at least one assembly channel 12, and assembly channel 12 is for fixing hose 50.Rotor 20 is equipped with interval
At least two sliding channels 24 of distribution, the corresponding assembly connection of idler wheel 30 is in sliding channel 24.
When rotor 20 is rotated to first direction, at least two idler wheels 30 squeeze the hose 50 at assembly channel 12 in turn,
And idler wheel 30 is in extrusion process around own axis.When rotor 20 is rotated to second direction, idler wheel 30 is along sliding channel
24 slide and separate with hose 50.Wherein, first direction rotates backward direction for second direction.Specifically, when 20 edge of rotor
When rotationally clockwise, squeezing tube 50 in turn of idler wheel 30, to carry out venting operation.When rotor 20 rotates in the counterclockwise direction
When, idler wheel 30 is slided along sliding channel 24 and is separated with hose 50.
The pump housing 10 is made of rigid material, assembly channel 12 be equipped with it is one or more, hose 50 penetrates the pump housing 10 and limits
At assembly channel 12.In one optionally embodiment, assembly channel 12 is equipped with two, and each assembly channel 12 defines one
Root hose 50.Rotor 20 is at least partially inserted into the pump housing 10, so that the periphery wall of idler wheel 30 is oppositely arranged with assembly channel 12.
Rotor 20 drives two or more idler wheels 30 to rotate, and successively alternately impact impacts continuity in two hoses 50 to idler wheel 30
Good, drain is high-efficient.
The sliding channel 24 slided for idler wheel 30 is equipped on rotor 20, which limits idler wheel 30 in rotor 20
On position, then adjust between idler wheel 30 and hose 50 and be press-connected relationship.Wherein, each position of sliding channel 24 is turning
Different on the radius of gyration of son 20, e.g., sliding channel 24 is set as arcuate structure, and the arcuate structure is to the centre of gyration side of rotor 20
To gathering.In one optionally embodiment, sliding channel 24 includes slideway 243,24 and of drain location set on 243 both ends of slideway
Rest position 242, the radius of gyration of drain location 24 are greater than the radius of gyration of rest position 242.Wherein, idler wheel 30 is in drain position
It sets the hose 50 that can be squeezed at assembly channel 12 at 24 and can be rotated around the axis of itself.
Idler wheel 30 is rotatably assemblied in rotor 20 and is defined in sliding channel 24, under by external force, idler wheel 30
It can be slided along sliding channel 24.Such as, when rotor 20 is rotated to first direction, idler wheel 30 is under the promotion of 24 inner wall of sliding channel
Squeezing tube 50, so that the fluid in hose 50 is discharged from the exit of hose 50.It is soft when rotor 20 is rotated to second direction
The inertia force of frictional force and idler wheel 30 itself between pipe 50 and idler wheel 30 acts on idler wheel 30, so that idler wheel 30 is along sliding channel
24 slidings, until idler wheel 30 is separated with hose 50 or idler wheel 30 is against the rest position 242 to sliding channel 24.
Rotor 20 drives fluid of the idler wheel 30 in turn in squeezing tube 50, and drain effect is good.In peristaltic pump without drain
When movement, idler wheel 30 is moved along sliding channel 24 and is separated with hose 50, small to the extruding force of hose 50, and hose 50 uses the longevity
Life length.Idler wheel 30 is defined in sliding channel 24, and muting function is good.
As shown in Figure 3 and Figure 4, in one embodiment, rotor 20 further include set on drain location 24 and rest position 242 it
Between tooth-strip part 25, tooth-strip part 25 includes two or more detent projections, and idler wheel 30 is defined in drain location by tooth-strip part 25
24.When rotor 20 is rotated to second direction, the engagement of idler wheel 30 is connected to tooth-strip part 25 and turns to idle position along tooth-strip part 25
Set 242.
The tooth-strip part 25 of detent projection is equipped on rotor 20, which is distributed along sliding channel 24.It is optional one
In ground embodiment, tooth-strip part 25 is protruded from the surface of rotor 20 to form boss-shaped structure, and detent projection is in 24 side of sliding channel
To projection be located in sliding channel 24.In one optionally embodiment, tooth-strip part 25 is convexly equipped in the side side wall of slideway 243
Place.Tooth-strip part 25 extends into sliding channel 24 and idler wheel 30 is limited to drain location 24, and correspondingly, idler wheel 30 is equipped with and turns
The gear teeth of 20 engagement connection of son.Specifically, the gear teeth can engage connection with tooth-strip part 25.
As shown in Figure 5 and Figure 6, when rotor 20 is rotated to first direction, idler wheel 30 is located at drain location 24, wherein
The detent projection of the not set tooth-strip part 25 of drain location 24, idler wheel 30 can rotate at drain location 24 around the axis of itself.Tooth
The detent projection in item portion 25 is equipped with the edge of drain location 24, retreats under non-stress to avoid idler wheel 30, i.e., in phase
The intersection of adjacent two hoses 50 has the neutral gear phase, and idler wheel 30 is not by the extruding force of hose 50.Idler wheel 30 is after the restriction of tooth-strip part 25
Remain that muting function when drain location 24, drain is good.
When rotor 20 is rotated to second direction, idler wheel 30 turns under the frictional force effect of hose 50 to 25 direction of tooth-strip part
It is dynamic, until idler wheel 30 engages connection with tooth-strip part 25.Rotor 20 drives idler wheel 30 to continue to rotate, so that idler wheel 30 is along tooth-strip part 25
It is moved to rest position 242, idler wheel 30 is separated with hose 50, good to the protecting effect of hose 50.
As shown in fig. 7, in one embodiment, rotor 20 includes the first turntable 21, the with the coaxial arrangement of the first turntable 21
Two turntables 22, the connecting shaft 23 for connecting the first turntable 21 and the second turntable 22, sliding channel 24 are correspondingly arranged in the first turntable 21
And second turntable 22, the both ends of idler wheel 30 are defined in the first turntable 21 and the second turntable 22 respectively.
First turntable 21 and the second turntable 22 are set as disc-shaped structure, and the two is arranged in parallel and in same axis of rotation
On.Rotor 20 is rotationally connected with the pump housing 10, wherein the second turntable 22 is inserted into the pump housing 10, and the first turntable 21 is located at the pump housing
10 opening.The both ends of idler wheel 30 are defined in respectively in the sliding channel 24 of the first turntable 21 and the second turntable 22, idler wheel 30
Motion track stability it is high.
In one optionally embodiment, tooth-strip part 25 is set on the first turntable 21, the not set tooth-strip part 25 of the second turntable 22.
In one optionally embodiment, tooth-strip part 25 is set to the first turntable 21 and the second turntable 22.In one optionally embodiment, rack gear
Portion 25 is set in the sliding channel 24 of the first turntable 21.Wherein, tooth-strip part 25 is set to the side side-walls of sliding channel 24.
In one embodiment, rotor 20 is equipped with equally distributed three sliding channels 24.Sliding channel 24 is equipped with three
The gyration central axis of item and surrounding rotor 20, so that idler wheel 30 is uniformly distributed on rotor 20 and can alternate impact hose
On 50, the uniformity of impact is good.Optionally, the first turntable 21 and the second turntable 22 are equipped with perforative sliding channel 24,
One turntable 21 is equipped with tooth-strip part 25 corresponding with sliding channel 24 or the first turntable 21 and the second turntable 22 is equipped with rack gear
Portion 25.Idler wheel 30 can limit drain location 24 by tooth-strip part 25, and can control idler wheel 30 and sliding channel by tooth-strip part 25
24 position of engagement, positioning accuracy is high, and muting function is good.Optionally, the first turntable 21 and the second turntable 22 are set as disc knot
Structure.
As shown in Figure 2 and Figure 8, in one embodiment, idler wheel 30 includes axis body portion 31, the both ends protrusion shape from axis body portion 31
At first rotating shaft portion 32 and the second shaft 33, first rotating shaft portion 32 and the second shaft 33 be slidedly arranged on sliding channel 24.
First rotating shaft portion 32 and the both ends of the second shaft 33 are defined in respectively on rotor 20, so that axis body portion 31 is fastened in
In rotor 20.During 31 squeezing tube 50 of axis body portion, extruding force is transferred to rotor 20 by axis body portion 31, and the two of axis body portion 31
It holds the support by rotor 20 and the position of idler wheel 30 is kept to stablize, squeezing effect is good.
In one optionally embodiment, the gear teeth are set on gear and detachably assemble with first rotating shaft portion 32.It is optional one
In ground embodiment, the gear teeth are shaped in first rotating shaft portion 32.
In one embodiment, peristaltic pump further includes the driving assembly 40 for being fixedly arranged on rotor 20 and being located at outside the pump housing 10, driving
Component 40 drives rotor 20 to rotate under outer power drive.Rotor 20 is equipped with drive shaft, which is located at the revolution of rotor 20
On center line.Driving assembly 40 can be set as motor, motor etc., and drive shaft is connect with driving assembly 40, and driving is convenient.Optionally,
Idler wheel 30 engages connection with 20 gear of rotor, and the delivery efficiency of driving assembly 40 is accurate, guarantees the defeated of low-power driving assembly 40
Efficiency out promotes the quality of printer.
As shown in Figure 2 and Figure 9, in one embodiment, the pump housing 10 is equipped with extrusion chamber 11, and at least partly rotor 20, which is set to, squeezes
In chamber 11 and the axis of rotation of rotor 20 is overlapped with the center line of extrusion chamber 11.Assemble the inner sidewall that channel 12 is set to extrusion chamber 11
Place, hose 50 fit in assembly channel 12.
The surface indentation of extrusion chamber 11 from the pump housing 10 is formed, and at least partly rotor 20 is inserted into extrusion chamber 11.Assemble channel
12 are set at the inner sidewall of extrusion chamber 11 simultaneously surrounding rotor 20, and correspondingly, hose 50 fits in assembly channel 12, at least partly soft
Pipe 50 is bonded or close with the idler wheel 30 for being assemblied in rotor 20.Optionally, assembly channel 12 is that the inner sidewall of self compaction chamber 11 is recessed
It falls into and is formed.Optionally, assembly channel 12 is that the inner sidewall part protrusion of self compaction chamber 11 forms positioning groove structure.
In one optionally embodiment, part rotor 20 covers at the opening of extrusion chamber 11.Specifically, the of rotor 20
Two turntables 22 are inserted into extrusion chamber 11, so that the first turntable 21 covers at the opening of extrusion chamber 11.Wherein, the first turntable 21
Including main part 211 and the lid portion 212 for being convexly equipped in main part 211, sliding channel 24 is uniformly distributed on main part 211.It can
Selection of land, at least partly main part 211 are inserted into extrusion chamber 11, and lid portion 212 covers at the opening of extrusion chamber 11.Rotor 20
It is rotatably connected with the pump housing 10, and part rotor 20 covers at the opening of extrusion chamber 11, simplifies the structure of the pump housing 10, assembly effect
Rate is high.Optionally, driving assembly 40 is fixed on the pump housing 10, and rotor 20 is assemblied on the output shaft of driving assembly 40.
In one optionally embodiment, assembly channel 12 is equipped with two and is uniformly distributed in the pump housing 10.Two assembly are logical
Road 12 is set in the pump housing 10, and specifically, the pump housing 10 is equipped with the extrusion chamber 11 of rounded counterbore shape, the assembly arc-shaped shape in channel 12 point
It is distributed on the inner wall of extrusion chamber 11.The assembled hose 50 in assembly channel 12, so that the pump housing 10 forms two multi-channel peristaltic pump knots
Structure.Optionally, two assembly channels 12 are symmetrically distributed in extrusion chamber 11, in the rotation of rotor 20 and balanced extruding assembly channel 12
Hose 50, the stress equalization of stator, drain are smooth.
As shown in Figures 2 and 3, in one optionally embodiment, the pump housing 10 is equipped with the inlet pipe mouth being connected to assembly channel 12
13 and outlet spout 14, hose 50 is inserted into the pump housing 10 from inlet pipe mouth 13 and is pierced by along institute's outlet spout 14, and hose 50 is fastened in inlet pipe mouth
13 and outlet spout 14 at, outlet spout 14 be set to rotor 20 rotate first direction.
Hose 50 penetrates the pump housing 10 from inlet pipe mouth 13 and is distributed in extrusion chamber 11 along assembly channel 12, and hose 50 fits in
Assembly channel 12 is simultaneously pierced by the pump housing 10 by outlet spout 14.Optionally, inlet pipe mouth 13 and outlet spout 14 are on same axis.Work as pump
Body 10 be equipped with two assembly channels 12 when, the pump housing 10 set there are two inlet pipe mouth 13 and two outlet spouts 14, wherein two outlet spouts
14 are set to the first direction that rotor 20 rotates, i.e. two outlet spouts 14 are spaced apart and are distributed in the pump housing 10 in clockwise direction
On.
Each, which is assembled, is arranged hose 50 in channel 12, in 20 rotation process of rotor, rotor 20 can squeeze each simultaneously
Bar hose 50, so that a plurality of hose 50 carries out the movement of discharge fluid simultaneously, drain is high-efficient.Optionally, a plurality of hose 50
Assembly direction is set as counterclockwise or clockwise direction in unification, such as assembly direction of hose 50.
Peristaltic pump disclosed in above-described embodiment is applied in printing device, wherein peristaltic pump is for being discharged printing device
In cartridge components in ink.
In one embodiment, printer includes printing device main body and the cartridge components for being assemblied in printing device main body and such as
Peristaltic pump provided by the above embodiment, cartridge components are equipped with the venting pipe across peristaltic pump, and the ink in cartridge components passes through compacted
Dynamic pumping goes out.Venting pipe is set as hose 50, and flowing is set as fluid in the ink in venting pipe, and peristaltic pump is for being discharged in venting pipe
Ink.
In one optionally embodiment, cartridge components include the first print cartridge, and the first print cartridge is equipped with tusche accommodating chamber.First ink
The venting pipe that box is equipped with the tusche accommodating chamber for accommodating ink and is connected to the tusche accommodating chamber, if the tusche accommodating chamber is for accommodating
The ink of the ink of black or other colors.In one optionally embodiment, cartridge components include the second print cartridge, and the second print cartridge is set
The conduit for having at least one color ink accommodating chamber and being connected to each color ink accommodating chamber, multiple catheters converge to a venting pipe.Such as this
Color ink accommodating chamber is used to accommodate the ink of black or the ink of other colors.Each color ink accommodating chamber is used to store a kind of color
Ink, to realize that the second print cartridge can export the ink of multicolour.Optionally, the cartridge components equipped with multiple color ink accommodating chambers converge
Gather into a venting pipe, which passes through peristaltic pump, so that peristaltic pump can extract the ink in multiple color ink accommodating chambers, venting
Effect is good, and space utilization rate is high.In one optionally embodiment, the first print cartridge and the second print cartridge are independently arranged.Optionally one
In embodiment, the first print cartridge and the second print cartridge can be integrated structure.
The above is only the preferred embodiments of the disclosure, not to limit the disclosure, all spirit in the disclosure and
Within principle, any modification, equivalent substitution, improvement and etc. done be should be included within the scope of disclosure protection.
Claims (14)
1. a kind of peristaltic pump, for squeezing out the fluid in hose, which is characterized in that the peristaltic pump includes the pump housing, rotatably connects
It is connected to the rotor of the pump housing and is rotatably assemblied at least two idler wheels of the rotor, the pump housing is equipped at least one dress
With channel, the assembly channel is equipped at least two sliding channels being spaced apart, institute for fixing the hose, the rotor
Stating pair of rollers answers assembly connection in the sliding channel；
When the rotor is rotated to first direction, at least two idler wheels squeeze the hose at the assembly channel in turn,
And the idler wheel is in extrusion process around own axis；
When the rotor is rotated to second direction, the idler wheel is slided along the sliding channel and is separated with the hose.
2. peristaltic pump according to claim 1, which is characterized in that the sliding channel includes slideway, is set to the slideway
The drain location and rest position at both ends, the radius of gyration of the drain location are greater than the radius of gyration of the rest position,
In, the idler wheel can squeeze the hose at the assembly channel at the drain location and can rotate around the axis of itself.
3. peristaltic pump according to claim 2, which is characterized in that the rotor further includes being set to the drain location and spare time
Tooth-strip part between seated position, the tooth-strip part include two or more detent projections, and the tooth-strip part limits the idler wheel
Due to the drain location, when the rotor is rotated to second direction, the idler wheel engagement is connected to the tooth-strip part and edge
The tooth-strip part turns to the rest position.
4. peristaltic pump according to claim 3, which is characterized in that the tooth-strip part is convexly equipped in the side side wall of the slideway
Place.
5. peristaltic pump according to claim 1, which is characterized in that the rotor includes the first turntable and described first turn
Second turntable of disk coaxial arrangement, the connecting shaft for connecting first turntable and second turntable, the sliding channel are corresponding
It is set to first turntable and the second turntable, the both ends of the idler wheel are defined in first turntable and the second turntable respectively.
6. peristaltic pump according to claim 1, which is characterized in that the idler wheel includes axis body portion, from the axis body portion
The first rotating shaft portion to be formed and the second shaft are protruded in both ends, and the first rotating shaft portion and the second shaft are slidedly arranged on the sliding
Channel.
7. peristaltic pump according to claim 6, which is characterized in that the idler wheel further includes engaging connection with the rotor
The gear teeth.
8. peristaltic pump according to claim 1, which is characterized in that it is logical that the rotor is equipped with equally distributed three slidings
Road.
9. peristaltic pump according to claim 1, which is characterized in that the peristaltic pump further includes being fixedly arranged on the rotor and position
Driving assembly outside the pump housing, the driving component drive the rotor to rotate under outer power drive.
10. peristaltic pump according to claim 1, which is characterized in that the pump housing is equipped with extrusion chamber, at least partly described to turn
Son is set in the extrusion chamber and the axis of rotation of the rotor is overlapped with the center line of the extrusion chamber, and the assembly channel is set
At the inner sidewall of the extrusion chamber, the hose fits in the assembly channel.
11. peristaltic pump according to claim 10, which is characterized in that the part rotor cap is set to opening for the extrusion chamber
At mouthful.
12. peristaltic pump according to claim 10, which is characterized in that the assembly channel is equipped with two and is uniformly distributed in
In the pump housing.
13. peristaltic pump according to claim 10, which is characterized in that the pump housing, which is equipped with, assembles what channel was connected to described
Inlet pipe mouth and outlet spout, the hose are inserted into the pump housing from the inlet pipe mouth and are pierced by along institute's outlet spout, the hose clamping
At the inlet pipe mouth and outlet spout, the outlet spout is set to the first direction of rotor rotation.
14. a kind of printer, which is characterized in that including printing device main body and the print cartridge portion for being assemblied in the printing device main body
Part and such as described in any item peristaltic pumps of claim 1 to 13, the cartridge components are equipped with the venting pipe across the peristaltic pump,
Ink in the cartridge components is extracted out by the peristaltic pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811390250.5A CN109372730A (en) | 2018-11-21 | 2018-11-21 | Peristaltic pump and printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811390250.5A CN109372730A (en) | 2018-11-21 | 2018-11-21 | Peristaltic pump and printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109372730A true CN109372730A (en) | 2019-02-22 |
Family
ID=65376649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811390250.5A Pending CN109372730A (en) | 2018-11-21 | 2018-11-21 | Peristaltic pump and printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109372730A (en) |
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| CN114290814A (en) * | 2020-12-30 | 2022-04-08 | 绍兴鑫昌印花机械科技有限公司 | High-speed ink-jet type net making machine |
| CN114922802A (en) * | 2022-04-14 | 2022-08-19 | 山东鸣川汽车集团有限公司 | Novel peristaltic pump |
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