CN207378197U - Actuated by cams type medical flow controller - Google Patents
Actuated by cams type medical flow controller Download PDFInfo
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- CN207378197U CN207378197U CN201721421049.XU CN201721421049U CN207378197U CN 207378197 U CN207378197 U CN 207378197U CN 201721421049 U CN201721421049 U CN 201721421049U CN 207378197 U CN207378197 U CN 207378197U
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- actuated
- extrusion
- flow controller
- type medical
- pressure ram
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Abstract
The utility model discloses a kind of actuated by cams type medical flow controllers, it including housing, is fixed on the motor of housing, there is the extrusion of cam drive, the motor driving cam transmission mechanism drives extrusion to slide simultaneously squeezing tube and realizes hose flow control；Extrusion is driven by motor cam drive, make extrusion squeezing tube and control the flow of hose, it realizes fluid flow control, and hose flow is controlled by squeezing, it is applied widely, different types of flexible pipe for medical purpose can be directed to and carry out flow control, the translation displacements for switching to extrusion of machine shaft can be ensured that extrusion position governing speed is fast, beneficial to the speed and precision for improving fluid flow control by cam drive, and it is simple in structure, it is easy to operate.
Description
Technical field
The utility model is related to medical instruments fields, and in particular to a kind of actuated by cams type medical flow controller.
Background technology
Flow control valve, which generally relies on, changes the flow that the size that throttling oral fluid hinders carrys out control orifice, is performed so as to adjust
The valve class of element (hydraulic cylinder or hydraulic motor) movement velocity, and at this stage, in medical industry, it is necessary to flexible woven hose
Or the flow of water injection pipe is controlled, and number controller directly controls flow in woven hose or water injection pipe using solenoid valve mostly
Break-make, it is impossible to realize the adjusting of uninterrupted, and the flow control valve structure in industry is complicated, and it is poor for applicability, it is not suitable for curing
Treat the fluid flow control in industry.
Utility model content
In view of this, the purpose of the utility model is to overcome in the prior art the defects of, a kind of actuated by cams type doctor is provided
With flow controller, quick control fluid flow can be realized, and it is simple in structure, it is easy to operate, it is applied widely.
The actuated by cams type medical flow controller of the utility model including housing, is fixed on the motor of housing, with convex
The extrusion of wheel drive mechanism, the motor driving cam transmission mechanism drive extrusion to slide simultaneously squeezing tube and realize hose stream
Amount control.
Further, the cam drive of the extrusion includes pressure ram and driving cam, and the driving cam is fixed
In driving cooperation in the shaft of motor and with one end of pressure ram, the pressure ram is axially slidably matched along itself with housing.
Further, the pressure ram is provided with dynamic clamping head and quiet clamping head, and the dynamic clamping head and quiet clamping head is used to make pressure ram one end bullet top
In driving cam.
Further, the dynamic clamping head and quiet clamping head is to be coated at the reset column spring of pressure ram, the reset column spring
One end is axially fixed at pressure ram, and the other end is fixed on housing to axial.
Further, the outer ring of the pressure ram circularizes slot, and the reset column spring section is embedded in the annular groove
It is interior to realize that the one end for resetting column spring is axially fixed at pressure ram.
Further, drive shaft is further included, one end of the drive shaft is circumferentially fixed with machine shaft, and other end rotation is set
It is placed in the supported hole on housing, the driving cam is fixedly installed among drive shaft.
Further, the driveshaft end forms the coaxial shaft mounting hole for being coated at machine shaft, the machine shaft
It is circumferentially fixed with shaft mounting hole.
Further, further include and be fixedly installed on the in vivo installing plate of shell, the housing of the motor is secured by bolts in peace
Loading board and the shaft of motor pass through the via for being opened in installing plate.
Further, also it is provided with switching the automatic/hand switch of flow control mode on the housing.
Further, including being used to support the mounting table of hose, the extrusion slided towards the mounting table and with it is described
The space of squeezing tube is formed between mounting table, the mounting table is Demountable.
The beneficial effects of the utility model are：A kind of actuated by cams type medical flow controller disclosed in the utility model,
Extrusion is driven by motor cam drive, makes extrusion squeezing tube and controls the flow of hose, realizes fluid flow
Control, and hose flow is controlled by squeezing, it is applied widely, different types of flexible pipe for medical purpose can be directed to and carry out flow control
The translation displacements for switching to extrusion of machine shaft can be ensured that extrusion position adjusts speed by system, cam drive
Degree is fast, beneficial to the speed and precision for improving fluid flow control, and it is simple in structure, it is easy to operate.
Description of the drawings
The utility model is further described with reference to the accompanying drawings and examples：
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the A-A sectional views of Fig. 1；
Drawing reference numeral explanation：1st, housing；2nd, motor；3rd, mounting table；4th, extrusion；6th, driving cam；7th, dynamic clamping head and quiet clamping head；
8th, drive shaft；9th, installing plate；10th, supported hole.
Specific embodiment
Fig. 1 is the structure diagram of the utility model, and Fig. 2 is the A-A sectional views of Fig. 1, as shown in the figure, in the present embodiment
Actuated by cams type medical flow controller including housing 1, is fixed on the motor 2 of housing 1, has the extruding of cam drive
Part 4, the 2 driving cam transmission mechanism of motor drive extrusion 4 to slide simultaneously squeezing tube and realize hose flow control；Pass through control
The corner of machine shaft processed and then the amount of compression for controlling extrusion, realize hose flow control, and the motor 2 is stepper motor 2；
It is high beneficial to 2 shaft rotational angle control accuracy of motor is improved；Certainly, the extrusion 4 is provided with to limit it along a direction
The slip position-limit mechanism that single-degree-of-freedom is slided, and the slip position-limit mechanism is that can realize owning for the present utility model purpose
Position-limit mechanism is slided, details are not described herein.
From the foregoing, it will be observed that the present embodiment drives extrusion 4 by 2 cam drive of motor, make 4 squeezing tube of extrusion simultaneously
The flow of hose is controlled, realizes fluid flow control, and hose flow is controlled by squeezing, it is applied widely, it can be directed to not
The flexible pipe for medical purpose of same type carries out flow control, and machine shaft can be switched to the flat of extrusion 4 by cam drive
Dynamic displacement ensures that 4 position governing speed of extrusion is fast, and beneficial to the speed and precision for improving fluid flow control, and structure is simple
It is single, it is easy to operate.
In the present embodiment, the cam drive of the extrusion includes pressure ram and driving cam 6, the driving cam
6 are fixed on one end driving cooperation of pressure ram in the shaft of motor 2, and the pressure ram is axially slidably matched along itself with housing；
The extrusion is the rotatable idler wheel in end of pressure ram and pressure ram, and the shape line driving of the idler wheel and driving cam coordinates, when
So, when driving cam revolution is without driving pressure ram, hose can overcome extruding under the action of internal pressure and selfer power
Part fetters and increases circulation area.
In the present embodiment, the pressure ram is provided with dynamic clamping head and quiet clamping head 7, and the dynamic clamping head and quiet clamping head 7 is used to make pressure ram one
End bullet peaks at driving cam；Specifically, the dynamic clamping head and quiet clamping head 7 can be column spring or shrapnel etc., beneficial to hose cross-section face
Rapid reset avoids the weight of pressure ram excessive and hose cross-section face is caused to be not easy to reset.
In the present embodiment, the dynamic clamping head and quiet clamping head 7 is to be coated at the reset column spring of pressure ram, the reset column bullet
One end of spring is axially fixed at, and the other end is compared with housing axial restraint；One end of the pressure ram can set radial direction boss pair
The /V vertically of one end of column spring sets column spring by housing, and it is smooth to ensure that pressure ram resets, and restoring force is uniform,
Avoid bite.
In the present embodiment, the outer ring of the pressure ram circularizes slot, and the reset column spring section is embedded in the ring
Realize that the one end for resetting column spring is axially fixed at pressure ram in shape slot；It is simple in structure, it is easy for installation.
In the present embodiment, drive shaft 8 is further included, one end of the drive shaft is circumferentially fixed with rotor, the other end
The supported hole 10 being rotatably dispose on housing 1, the driving cam 6 is fixedly installed in drive shaft, as shown in the figure, the drive shaft
End can be installed on by rolling bearing in supported hole, 2 shaft of motor is avoided deflection torque easily occur, ensures driving cam 6
It drives smooth.
In the present embodiment, the installing plate 9 being fixedly installed in housing 1 is further included, the housing 1 of the motor 2 passes through bolt
The shaft for being fixed on installing plate 9 and motor 2 passes through the via for being opened in installing plate 9；The housing of the motor 2 is integrally formed to be formed
It is coated at the rotating shaft supporting seat of machine shaft, is placed on via in the rotating shaft supporting seat is conformal, ensures that the installation of motor 2 is firm, electricity
Machine shaft slow-roll stabilization.
In the present embodiment, also it is provided with switching the automatic/hand switch of flow control mode on the housing 1；
Automatic/hand switch corresponding control flow rate mode and the automatic control flow pattern manually, in automatic control flow pattern,
Flow controller automatically adjusts uninterrupted in water injection pipe according to application end output power；And during automatic control flow pattern, people
The uninterrupted of work adjusting control hose.
In the present embodiment, the mounting table 3 including being used to support hose, the extrusion 4 slides simultaneously towards the mounting table 3
The space of squeezing tube is formed between the mounting table, the mounting table is Demountable；Pass through Demountable
It can be removed in the case of flow controller failure beneficial to guarantee hose, hose is avoided to be squeezed casting die 4 and clamps and cannot take out；
All detachable structures that can realize the utility model aim in the prior art can be used in the mounting table 3, and details are not described herein.
Finally illustrate, above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those of ordinary skill in the art that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover among the right of the utility model.
Claims (10)
1. a kind of actuated by cams type medical flow controller, it is characterised in that：Including housing, it is fixed on the motor of housing, has
The extrusion of cam drive, the motor driving cam transmission mechanism drive extrusion to slide simultaneously squeezing tube and realize hose
Flow control.
2. actuated by cams type medical flow controller according to claim 1, it is characterised in that：The cam of the extrusion
Transmission mechanism includes pressure ram and driving cam, and the driving cam is fixed in the shaft of motor and is driven with one end of pressure ram
Dynamic cooperation, the pressure ram are axially slidably matched along itself with housing.
3. actuated by cams type medical flow controller according to claim 2, it is characterised in that：The pressure ram is provided with
Dynamic clamping head and quiet clamping head, the dynamic clamping head and quiet clamping head are used to that pressure ram one end bullet to be made to peak at driving cam.
4. actuated by cams type medical flow controller according to claim 3, it is characterised in that：The dynamic clamping head and quiet clamping head is
The reset column spring of pressure ram is coated at, described one end for resetting column spring is axially fixed at pressure ram, and the other end is opposite
It is axially fixed at housing.
5. actuated by cams type medical flow controller according to claim 4, it is characterised in that：The outer circle of the pressure ram
Annular groove is formed, the column spring section that resets is embedded in one end axial restraint realized in the annular groove and reset column spring
In pressure ram.
6. actuated by cams type medical flow controller according to claim 1, it is characterised in that：Drive shaft is further included, institute
The one end for stating drive shaft is circumferentially fixed with machine shaft, and the other end is rotatably dispose in the supported hole on housing, the driving
Cam is fixedly installed among drive shaft.
7. actuated by cams type medical flow controller according to claim 6, it is characterised in that：The driveshaft end shape
Into the shaft mounting hole for being coaxially coated at machine shaft, the machine shaft is circumferentially fixed with shaft mounting hole.
8. actuated by cams type medical flow controller according to claim 1, it is characterised in that：It further includes and is fixedly installed on
The in vivo installing plate of shell, the housing of the motor are secured by bolts in the shaft of installing plate and motor through being opened in installing plate
Via.
9. actuated by cams type medical flow controller according to claim 1, it is characterised in that：It is still set on the housing
The automatic/hand for being equipped with to switch flow control mode switchs.
10. actuated by cams type medical flow controller according to claim 1, it is characterised in that：It is soft including being used to support
The mounting table of pipe, the extrusion slide towards the mounting table and the space of squeezing tube are formed between the mounting table,
The mounting table is Demountable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721421049.XU CN207378197U (en) | 2017-10-30 | 2017-10-30 | Actuated by cams type medical flow controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721421049.XU CN207378197U (en) | 2017-10-30 | 2017-10-30 | Actuated by cams type medical flow controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207378197U true CN207378197U (en) | 2018-05-18 |
Family
ID=62337165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721421049.XU Active CN207378197U (en) | 2017-10-30 | 2017-10-30 | Actuated by cams type medical flow controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207378197U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112618869A (en) * | 2021-01-11 | 2021-04-09 | 创意银航(山东)技术有限公司 | Winding pipe type flow rate control infusion alarm |
| CN113390209A (en) * | 2021-07-07 | 2021-09-14 | 内蒙古大唐国际克什克腾煤制天然气有限责任公司 | Device and method for supplementing refrigerant to refrigerating system without pressurizing equipment in winter |
-
2017
- 2017-10-30 CN CN201721421049.XU patent/CN207378197U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112618869A (en) * | 2021-01-11 | 2021-04-09 | 创意银航(山东)技术有限公司 | Winding pipe type flow rate control infusion alarm |
| CN112618869B (en) * | 2021-01-11 | 2021-09-10 | 创意银航(山东)技术有限公司 | Winding pipe type flow rate control infusion alarm |
| CN113390209A (en) * | 2021-07-07 | 2021-09-14 | 内蒙古大唐国际克什克腾煤制天然气有限责任公司 | Device and method for supplementing refrigerant to refrigerating system without pressurizing equipment in winter |
| CN113390209B (en) * | 2021-07-07 | 2022-06-24 | 内蒙古大唐国际克什克腾煤制天然气有限责任公司 | Device and method for supplementing refrigerant to refrigerating system without pressurizing equipment in winter |
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