CN206723059U - A kind of Jing Yin micropump suitable for small medical equipment - Google Patents
A kind of Jing Yin micropump suitable for small medical equipment Download PDFInfo
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- CN206723059U CN206723059U CN201621421875.XU CN201621421875U CN206723059U CN 206723059 U CN206723059 U CN 206723059U CN 201621421875 U CN201621421875 U CN 201621421875U CN 206723059 U CN206723059 U CN 206723059U
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- power transmission
- transmission shaft
- motor
- cavity
- bearing
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Abstract
It the utility model is related to small medical apparatus field, and in particular to a kind of to be used with small medical coordinative composition of equipments, for liquid transmission, sampling, a kind of filling Jing Yin micropump suitable for small medical equipment, its composition includes：Revolving part, PU pipes, power transmission shaft, clamping device, cavity, bearing supports, bearing, power transmission shaft support member, motor fixture, motor and motor housing；Torque is passed to rotary body by present apparatus motor by power transmission shaft, and revolving part feeds the water into chamber inlet in rotary course, by trapezoidal thread, and then inside cavity water is discharged by cavity outlet.Present apparatus biggest advantage is that volume is smaller, realizes miniaturized design, preferably can be integrated into miniaturized medical devices；The present apparatus uses low profile gear motor, and muting function is relatively good, realizes the Jing Yin design of micropump；The part of the present apparatus 90% is high-precision 3D printing part, realizes the design and manufacture of inside cavity complicated water runner.
Description
Technical field
It the utility model is related to small medical apparatus field, and in particular to it is a kind of to be used with small medical coordinative composition of equipments, use
In liquid transmission, sampling, filling micropump.
Background technology
Also arisen at the historic moment now with the development of society, the continuous improvement of medical level, miscellaneous Medical Devices.
And wherein many Medical Devices tend to minimize to design, for being related to liquid circulation, transmission, the small medical sampled
Equipment, a kind of Jing Yin micropump are necessary.Miscellaneous pony pump is currently there are, but these pumps are often
Come with some shortcomings part, and therefore, it is difficult to be integrated into small medical equipment.First, the volume of pump is general all bigger, needs
Bigger space is distributed in a device, so that the overall dimensions increase of equipment；In addition, noise during pump work typically compares
It is larger, so as to which the Jing Yin design of pump can not be met.Due to the presence of these problems, certain class small medical is limited to a certain extent
Equipment.
The content of the invention
The purpose of this utility model is that solve that volume present in current micropump is big, noise is big, material to a certain extent
The problem of not being medical grade etc., develop a kind of Jing Yin micropump suitable for small medical equipment.
A kind of Jing Yin micropump suitable for small medical equipment of the present utility model, its composition include：Revolving part, PU
Pipe, power transmission shaft, clamping device, cavity, sealing ring, bearing supports, bearing, power transmission shaft support member, motor fixture, screw,
Motor and motor housing；The revolving part is cylindrical structural, and its excircle has special trapezoidal thread, and its inner periphery is provided with
Internal thread；The PU pipes are cylinder structure, and inwall coordinates with above-mentioned revolving part gap, and its one end inwall coordinates with chamber inlet；
The clamping device is cylinder open structure, and its inwall coordinates with above-mentioned PU pipes, and its opening is provided with screwed hole；The transmission
Axle is stepped cylindrical structure, and its one end is helicitic texture and above-mentioned revolving part screw-internal thread fit, center section and bearing interference
Coordinate, its other end coordinates with bearing supports gap, and this section is provided with the pore structure with motor shaft interference fit；The cavity
For cylindrical empty cavity configuration, its one end is provided with chamber inlet, and chamber inlet outer wall coordinates with PU inside pipe walls, and cavity outlet is located at chamber
Body side surface, cavity are axially arranged with four countersunk screw holes；The bearing supports are cast cylindrical structure, its outer wall and above-mentioned cavity
Inwall is interference fitted, and inwall is interference fitted with bearing, and it is axially arranged with four through holes；The bearing, periphery and bearing supports
Inwall is interference fitted, and inner circumferential is interference fitted with above-mentioned power transmission shaft center section；The power transmission shaft support member is round tubular structure,
Its inwall coordinates with the splaying of power transmission shaft one, and it is axially arranged with provided with four through holes；The motor fixture is cylindrical tube knot
Structure, its one end inwall are interference fitted with above-mentioned power transmission shaft support member outer wall, and the other end is used to fix motor, and it is axially arranged with six
Screwed hole and two through holes, it is respectively used to connect abovementioned cavity and motor housing；The motor, which is that GM12-N20 is Jing Yin, miniature to be subtracted
Speed motor, it is fixed on aforementioned motor fixture；The motor housing is cylindrical structure, and one end is square for motor size
Hole, the other end are provided with two countersunk screw holes and two threading holes.
Described revolving part, power transmission shaft, cavity, bearing supports, power transmission shaft support member, motor fixture, motor housing
For 3D printing part, formed precision is high, and material is ABS photosensitive resin materials.
Described bearing is miniature MR52ZZ bearings, and its inner ring and outer ring are respectively at bearing supports and power transmission shaft pars intermedia
Divide by interference fit together.
Described sealing ring is silica gel sealing pad, realizes the axial seal of micropump.
Compared with prior art, the beneficial effects of the utility model are：
1. present apparatus biggest advantage is that volume is smaller, miniaturized design is realized, can be preferably integrated into small-sized
Change in Medical Devices；
2. the present apparatus uses low profile gear motor, muting function is relatively good, realizes the Jing Yin design of micropump；
3. the part of the present apparatus 90% is high-precision 3D printing part, design and manufacture that inside cavity complexity flows to are realized.
Brief description of the drawings
Fig. 1 is present apparatus overall structure diagram figure；
Fig. 2 is present apparatus overall structure position relationship schematic diagram；
Fig. 3 is present apparatus revolving part structural representation；
Fig. 4 is present apparatus bearing pictorial diagram；
Fig. 5 is the structural representation of present apparatus power transmission shaft；
Fig. 6 is the structural representation of present apparatus clamping device；
Fig. 7 is the structural representation of present apparatus cavity；
Fig. 8 is present apparatus bearing supports structural representation；
Fig. 9 is the structural representation of present apparatus power transmission shaft support member；
Figure 10 is present apparatus motor fixture structural representation；
Figure 11 is present apparatus motor housing structural representation；
Wherein：Revolving part 1, PU pipes 2, power transmission shaft 3, power transmission shaft external screw thread 3-1, power transmission shaft center section 3-2, power transmission shaft connect
Socket part divide 3-3, clamping device screwed hole 4, cavity 5, chamber inlet 5-1, cavity outlet 5-2, sealing ring 6, bearing supports 7,
Bearing 8, power transmission shaft support member 9, motor fixture 10, one end 10-1 of motor fixture, motor fixture other end 10-2,
Screw 11, motor housing 12, motor 13, wire 14.
Embodiment
The structure and the course of work of the present apparatus are illustrated below in conjunction with the accompanying drawings, are the utility model as shown in Figure 1
A kind of Jing Yin micropump suitable for small medical equipment overall schematic figure；As shown in Figure 2, it is the entirety of the present apparatus
Structural representation, its composition include：Revolving part 1, PU pipes 2, power transmission shaft 3, power transmission shaft external screw thread 3-1, power transmission shaft center section 3-
2nd, power transmission shaft coupling part 3-3, clamping device 4, cavity 5, chamber inlet 5-1, cavity outlet 5-2, sealing ring 6, bearings
Part 7, bearing 8, power transmission shaft support member 9, motor fixture 10, screw 11, motor housing 12, motor 13 and wire 14；The rotation
It is cylindrical structure to turn part 1, and its is cylindrical to be provided with trapezoidal thread structure, and its inner periphery is provided with internal thread；Liquid passes through cylindrical
Trapezoidal thread road enters cavity, as shown in Figure 3；The PU pipes 2 are transparent tubular construction；The power transmission shaft 3 is stairstepping cylinder
Structure, its external screw thread 3-1 and the above-mentioned screw-internal thread fit of revolving part 1, intermediate portion 3-2 are interference fitted with the inner ring of bearing 8, and its is another
One end power transmission shaft coupling part 3-3 coordinates with ring gap in power transmission shaft support member 9, motor torque is passed into revolving part 1, such as accompanying drawing
Shown in 5；The clamping device 4 as described in accompanying drawing 6 is opening circular ring structure, and opening is provided with screwed hole above, the inner ring of clamping device 4 with
PU pipes 2 coordinate；As shown in Figure 7, the main body of cavity 5 is cylindrical structural to the cavity 5, and its one end is provided with chamber inlet 5-
1, the body side of cavity 5 is provided with cavity outlet 5-2, and chamber inlet 5-1 coordinates with the inwall of PU pipes 2, the other end inwall of cavity 5 and axle
The outer wall of fixture 8 interference fit is held, PU pipes 2 are fixed to chamber inlet 5-2；The bearing supports 7 are cylindrical structure, mainly
Support is provided for bearing 8, it is axially arranged with four through holes, as shown in Figure 8, the inwall of bearing supports 7 and the outer ring interference of bearing 8
Coordinate, its outer wall is interference fitted with the above-mentioned inwall of cavity 5；As shown in Figure 9, the power transmission shaft support member 9 is cylindrical structure, its
Inwall coordinates with the splaying of power transmission shaft 3 one, and outer wall is interference fitted with motor fixture 10, on the one hand provides support for power transmission shaft 3,
On the other hand its positioning action；The motor fixture 10 as shown in Figure 10, its one end 10-1 inwalls and power transmission shaft support member 9
Outer wall is interference fitted, and other end 10-2 is that motor 13 is consolidated by screw 11 in one end provided with six screwed holes and two through holes
It is fixed.As shown in Figure 11, the wire 14 of motor 13 passes through the threading hole on motor housing 12 and extraneous phase to the motor housing 12
Connection.
The present apparatus work when, torque is passed to rotary body 1 by motor 13 by power transmission shaft 3, revolving part 1 in rotary course,
Chamber inlet 5-1 is fed the water into by trapezoidal thread, then the internal water of cavity 5 is discharged by cavity outlet 5-2.Miniature pump work
During axial seal realized by sealing ring 6.
Claims (5)
1. a kind of Jing Yin micropump suitable for small medical equipment, it is characterised in that its composition includes：Revolving part（1）, PU pipe
（2）, power transmission shaft（3）, clamping device（4）, cavity（5）, sealing ring（6）, bearing supports（7）, bearing（8）, power transmission shaft support
Part（9）, motor fixture（10）, screw（11）, motor housing（12）And motor（13）；The revolving part（1）Tied for cylinder
Structure, its excircle are provided with trapezoidal thread structure, and its inner periphery is provided with internal thread；The PU pipes（2）For transparent tubular construction；Institute
State power transmission shaft（3）For stairstepping cylindrical structure, its one end is provided with external screw thread（3-1）；The clamping device（4）It is opening annulus
Structure, opening are provided with screwed hole above；The cavity（5）Main body is cylindrical empty cavity configuration, and its one end is provided with chamber inlet（5-
1）, cavity（5）Body side is provided with cavity outlet（5-2）；The bearing supports（7）For round tubular structure, it is axially arranged with
Four through holes；The power transmission shaft support member（9）For round tubular structure, it is axially arranged with four through holes；The motor fixture
（10）For round tubular structure, its one end is provided with six screwed holes and two through holes；The motor housing（12）Tied for cylinder
Structure, its one end are provided with square opening, and the other end is provided with two threading holes and two countersunk screw holes；The PU pipes（2）Inwall and rotation
Part（1）Gap coordinates, PU pipes（2）One end inwall and chamber inlet（5-1）Coordinate；The power transmission shaft（3）There is external screw thread（3-1）'s
One end and revolving part（1）Screw-internal thread fit, power transmission shaft center section（3-2）With bearing（8）Inner circumferential is interference fitted, power transmission shaft（3）
Other end power transmission shaft coupling part（3-3）With bearing supports（7）Gap coordinates, and this end is provided with and motor（13）Motor shaft
The pore structure of interference fit；The chamber inlet（5-1）Outer wall is managed with PU（2）Inwall coordinates；The bearing supports（7）Outer wall
With cavity（5）Inwall is interference fitted, bearing supports（7）Inwall and bearing（8）Periphery is interference fitted；The power transmission shaft support member
（9）Inwall and power transmission shaft coupling part（3-3）Gap coordinates；The motor fixture（10）It is logical provided with six screwed holes and two
The one end in hole is used to fix motor（13）, other end inwall and power transmission shaft support member（9）Outer wall coordinates, six screw threads of its axial direction
Hole and two through holes pass through screw（11）It is respectively used to connection cavity（5）And motor housing（12）；The motor（13）It is fixed on
Motor fixture（10）On；The sealing ring（6）Positioned at cavity（5）And bearing supports（7）Between.
2. the Jing Yin micropump according to claim 1 suitable for small medical equipment, it is characterised in that described motor
（13）From the Jing Yin minitype speed reducing motors of GM12-N20.
3. the Jing Yin micropump according to claim 1 or 2 suitable for small medical equipment, it is characterised in that described
Revolving part（1）, power transmission shaft（3）, cavity（5）, bearing supports（7）, power transmission shaft support member（9）, motor fixture（10）, motor
Shell（12）For 3D printing part, and material is ABS photosensitive resin materials.
4. the Jing Yin micropump according to claim 1 suitable for small medical equipment, it is characterised in that described bearing
（8）For miniature MR52ZZ bearings, its inner ring and outer ring are respectively at bearing supports（7）With power transmission shaft center section（3-2）Pass through
Interference fit is together.
5. the Jing Yin micropump according to claim 1 suitable for small medical equipment, it is characterised in that described sealing
Circle（6）For silica gel sealing pad, the axial seal of micropump is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621421875.XU CN206723059U (en) | 2016-12-23 | 2016-12-23 | A kind of Jing Yin micropump suitable for small medical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621421875.XU CN206723059U (en) | 2016-12-23 | 2016-12-23 | A kind of Jing Yin micropump suitable for small medical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206723059U true CN206723059U (en) | 2017-12-08 |
Family
ID=60499128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621421875.XU Expired - Fee Related CN206723059U (en) | 2016-12-23 | 2016-12-23 | A kind of Jing Yin micropump suitable for small medical equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206723059U (en) |
-
2016
- 2016-12-23 CN CN201621421875.XU patent/CN206723059U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171208 Termination date: 20211223 |