CN216975178U - Micropump and closed fluid channel module thereof - Google Patents
Micropump and closed fluid channel module thereof Download PDFInfo
- Publication number
- CN216975178U CN216975178U CN202220559308.XU CN202220559308U CN216975178U CN 216975178 U CN216975178 U CN 216975178U CN 202220559308 U CN202220559308 U CN 202220559308U CN 216975178 U CN216975178 U CN 216975178U
- Authority
- CN
- China
- Prior art keywords
- channel
- inlet
- outlet
- fluid
- cavity
- 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
Images
Landscapes
- Reciprocating Pumps (AREA)
Abstract
The utility model relates to a micropump and a closed fluid channel module thereof, which comprise a module main body (20), and a fluid inlet (15) and a fluid outlet (16) which are arranged on one side plane of the module main body (20), and is characterized by further comprising inlet channel openings (111, 112) and an outlet channel opening (113) which are arranged on the other side plane of the module main body (20), an inlet channel cavity (21) which is integrally formed in the module main body (20) and is used for communicating the fluid inlet (15) with the inlet channel openings (111, 112), and an outlet channel cavity (22) which is used for communicating the fluid outlet (16) with the outlet channel opening (113). The micro pump is more convenient to install and the manufacturing process is simplified.
Description
Technical Field
The present invention relates to a micro pump device, and more particularly, to a micro diaphragm pump having a closed fluid channel, and more particularly, to a micro pump and a closed fluid channel module thereof.
Background
The micropump has the advantages of small size and delicate structure, the need of fine manufacturing of an ultra-precise mechanical kinetic energy structure in the aspect of processing technology, and the arrangement in structural design has large influence on the simplicity and easiness in product installation and functional effect. And the arrangement design of the outlet and inlet channel structures also affects the overall volume and aesthetic effect of the micropump.
Like chinese utility model discloses a "CN 113530799A serial-type diaphragm pump", control the square body structure of two diaphragm bags straight lines side by side, if need realize the suction function of great flow through the parallel structure of two diaphragm bags with advancing with going out, it is more difficult in structural design, because two structures of diaphragm bags side by side are controlled to the cuboid, be different from as in chinese utility model "CN 103591003B vacuum pump", a plurality of diaphragm bags form the structure that circular array was arranged, can design into the inner circle and say for the fluid outflow chamber, the outer lane is fluid import chamber, simple realization each diaphragm bag is with advancing with going out the parallel structure. The utility model provides a parallel design of simultaneous inlet and outlet of a left parallel diaphragm capsule and a right parallel diaphragm capsule in a diaphragm micropump with a cuboid structure, and aims to solve one of the problems of the flat cuboid diaphragm pump.
Aiming at the problems of the defects, the utility model adopts the following technical scheme for improvement.
Disclosure of Invention
The utility model aims to provide a micropump and a closed fluid channel module thereof, and the disclosed technical scheme is as follows:
a closed fluid passage module of a micro pump integrally formed at a main body portion of an outlet cover plate (11) of the micro pump, comprising a module main body (20) and a fluid inlet (15) and a fluid outlet (16) provided at one side plane of the module main body (20), characterized by further comprising an inlet passage port (111, 112), an outlet passage port (113) provided at the other side plane of the module main body (20), and an inlet passage chamber (21) integrally formed at an inside of the module main body (20) for communicating the fluid inlet (15) and the inlet passage port (111, 112), and an outlet passage chamber (22) for communicating the fluid outlet (16) and the outlet passage port (113),
the inlet channel cavity (21) comprises a transverse channel cavity (211) which is integrally formed and a plurality of vertical channel cavities (212 and 213) which are communicated with the transverse channel cavity (211) and a plurality of inlet channel openings (111 and 112).
Further, the vertical channel cavities (212, 213) are arranged in two, and are respectively and symmetrically communicated with the positions of two end parts in the axial direction of the transverse channel cavity (211).
Furthermore, one end of the transverse channel cavity (211) is sealed by a plug (114). In the process manufacturing, the totally enclosed cavity has higher processing difficulty, the manufacturing process of core-pulling plugging is more beneficial to the processing and manufacturing of the enclosed fluid channel after one end of the cavity is used for core pulling and the whole mold is molded, wherein the plug (114) can be manufactured by steel balls and the like.
Furthermore, the transverse channel cavity (211) is arranged at the central transverse position of the channel module, a groove (23) is arranged at the periphery of the position without the transverse channel cavity (211), and a half part of the transverse channel cavity (211) is formed to protrude out of the upper side surface and is separately molded. The design of the groove (23) is not only more beautiful in appearance, but also saves materials.
The utility model also discloses a micro pump, which comprises an outlet cover plate (11), a valve device (12), a diaphragm device (13) and a driving device (14), wherein the outlet cover plate (11) is provided with a fluid inlet (15) and a fluid outlet (16), and is characterized by also comprising a module main body (20) which is integrally formed on the main body part of the outlet cover plate (11), inlet channel ports (111, 112) and an outlet channel port (113) are arranged on the other side plane of the module main body (20), an inlet channel cavity (21) which is integrally formed inside the module main body (20) and is used for communicating the fluid inlet (15) with the inlet channel port (111), and an outlet channel cavity (22) which is used for communicating the fluid outlet (16) with the outlet channel port (113),
the inlet channel cavity (21) comprises a transverse channel cavity (211) and a plurality of vertical channel cavities (212, 213) which are formed in an integrated mode and are communicated with the transverse channel cavity (211) and a plurality of inlet channel openings (111, 112).
Further, the vertical passage cavities (212, 213) are symmetrically communicated with and arranged at two end parts of the transverse passage cavity (211) in the axial direction.
Further, the diaphragm device (13) comprises a diaphragm (131) with a plurality of diaphragm capsules (1311) arranged side by side and a corresponding diaphragm seat (132), and the valve device (12) comprises a valve plate (121) arranged corresponding to the diaphragms (131) of the plurality of diaphragm capsules and a valve seat (122) with a corresponding structure. Wherein, the two diaphragm capsules (1311) are designed side by side, and the corresponding valve plate devices are also symmetrically arranged into an inlet and outlet structure.
Furthermore, the valve plate (121) is arranged in a whole structure, the valve diaphragms (1211, 1212) are symmetrically arranged, the inlet channel ports (111, 112) are opened and closed in a single direction corresponding to the middle positions of the valve diaphragms (1211, 1212), and the outlet channel ports (113) correspond to gaps between the valve diaphragms (1211, 1212). Compared with the common umbrella-shaped one-way valve block at present, the valve block with the integral structure is more beneficial to assembly and installation in the manufacturing process.
Furthermore, the transverse channel cavity (211) is arranged at the central transverse position of the channel module, a groove (23) is arranged at the periphery of the position without the transverse channel cavity (211), and a half part of the transverse channel cavity (211) is formed to protrude out of the upper side surface and is separately molded.
According to the technical scheme, the utility model has the following beneficial effects:
according to the micropump and the closed fluid channel module thereof, the manufacturing process of the fluid channel of the micropump is simplified through the integrally formed closed fluid channel module structure, so that the micropump is more convenient to install and assemble.
The closed fluid channel module structure of the micropump has the advantages that the transverse channel is formed, the parallel diaphragm bags are communicated side by side to realize a parallel structure with the same inlet and outlet, so that the structure of the one-way valve device and the fluid channel cavity is simpler, and the one-way valve device is of an integrated structure.
Drawings
FIG. 1 is a schematic view of the overall structure of a pump according to the preferred embodiment of the present invention;
FIG. 2 is an exploded view of the pump structure in accordance with the preferred embodiment of the present invention;
FIG. 3 is an exploded view of the pump structure in accordance with the preferred embodiment of the present invention;
FIG. 4 is a cross-sectional view of the pump according to the preferred embodiment of the present invention;
FIG. 5 is a schematic cross-sectional view of the pump according to the preferred embodiment of the present invention, showing the internal structure B-B;
FIG. 6 is a perspective view of a fluid passage port in the upper cover of the micro-pump in accordance with a preferred embodiment of the present invention;
FIG. 7 is a perspective view of a fluid passage port in the upper cover of the micro-pump in accordance with a preferred embodiment of the present invention;
FIG. 8 is a schematic bottom view of a fluid passage port in the upper cover of the micro-pump in accordance with a preferred embodiment of the present invention;
FIG. 9 is an enlarged partial view E-E of a cross-sectional view of the pump internal structure A-A in accordance with the preferred embodiment of the present invention;
FIG. 10 is an enlarged partial view F-F of a cross-sectional view of the pump internal structure B-B in accordance with the preferred embodiment of the present invention;
FIG. 11 is a schematic cross-sectional view of the pump integrated fluid channel internal structure C-C in accordance with the preferred embodiment of the present invention;
FIG. 12 is a cross-sectional view of the pump integrated fluid channel in accordance with the preferred embodiment of the present invention.
In the figure, a pump 10, an outlet cover plate 11, a valve device 12, a diaphragm device 13, a driving device 14, a fluid inlet 15, a fluid outlet 16;
the septum 131, the septum seat 132, the septum bladder 1311;
Detailed Description
The utility model is further described with reference to the following drawings and detailed description.
As shown in fig. 1 to 12, a closed fluid channel module of a micro pump, the closed fluid channel module is integrally formed on the main body of an outlet cover plate 11 of the micro pump, and comprises a module main body 20, a fluid inlet 15 and a fluid outlet 16 arranged on one side plane of the module main body 20, inlet channel ports 111, 112 and an outlet channel port 113 arranged on the other side plane of the module main body 20, an inlet channel cavity 21 integrally formed inside the module main body 20 for communicating the fluid inlet 15 and the inlet channel ports 111, 112, and an outlet channel cavity 22 for communicating the fluid outlet 16 and the outlet channel port 113,
as shown in fig. 9, 11 and 12, the inlet channel chamber 21 includes a transverse channel chamber 211 formed integrally therewith and a plurality of vertical channel chambers 212, 213 communicating the transverse channel chamber 211 with the plurality of inlet channel ports 111, 112.
As shown in fig. 9, 11, and 12, the vertical passage chambers 212, 213 are provided in two, and are symmetrically communicated with both end portion positions provided in the axial direction of the lateral passage chamber 211, respectively.
As shown in fig. 7, 9, 11 and 12, one end of the transverse passage cavity 211 is sealed by a plug 114. In the process manufacturing, the completely closed cavity has higher processing difficulty, and the manufacturing process of using the cavity with one end capable of pulling core and plugging the pulling core after the integral mold is formed is more beneficial to the processing and manufacturing of the closed fluid channel, wherein the plug 114 can be made of steel balls and the like.
As shown in fig. 6, the lateral channel cavity 211 is provided at a central lateral position of the channel module, the groove 23 is provided peripherally at a position where the lateral channel cavity 211 is not provided, and a half portion of the lateral channel cavity 211 is formed to protrude from the upper side surface to be separately formed. The design of the groove 23 is not only more beautiful in appearance, but also saves materials.
As shown in fig. 1 to 6, a micropump includes an outlet cover plate 11, a valve device 12, a diaphragm device 13 and a driving device 14, the outlet cover plate 11 is provided with a fluid inlet 15 and a fluid outlet 16, and further includes a module body 20 integrally formed at a main body portion of the outlet cover plate 11, inlet channel ports 111, 112 and an outlet channel port 113 are provided at the other side plane of the module body 20, and an inlet channel chamber 21 for communicating the fluid inlet 15 and the inlet channel port 111 and an outlet channel chamber 22 for communicating the fluid outlet 16 and the outlet channel port 113 are integrally formed inside the module body 20,
as shown in fig. 9, 11 and 12, the inlet channel chamber 21 includes a transverse channel chamber 211 formed integrally therewith and a plurality of vertical channel chambers 212, 213 communicating the transverse channel chamber 211 with the plurality of inlet channel ports 111, 112.
As shown in fig. 9, 11, and 12, the vertical passage chambers 212, 213 are symmetrically provided in communication with both end portion positions in the axial direction of the lateral passage chamber 211.
As shown in fig. 2 and 3, the diaphragm device 13 includes a diaphragm 131 having a plurality of diaphragm capsules 1311 arranged side by side, and corresponding diaphragm seats 132, and the valve device 12 includes a valve sheet 121 arranged corresponding to the diaphragm 131 of the plurality of diaphragm capsules, and a valve seat 122 of corresponding structure. Wherein, the diaphragm bags 1311 are two in parallel design, and the corresponding valve plate devices are also symmetrically arranged into an inlet-outlet structure.
The valve plate 121 is configured as a whole piece structure, the valve membranes 1211 and 1212 are symmetrically distributed, the inlet passage ports 111 and 112 are opened and closed in a single direction corresponding to the middle positions of the valve membranes 1211 and 1212, and the outlet passage port 113 is corresponding to the gap between the valve membranes 1211 and 1212. Compared with the common umbrella-shaped one-way valve block at present, the valve block with the integral structure is more beneficial to assembly and installation in the manufacturing process.
As shown in fig. 6, the lateral channel cavity 211 is provided at a central lateral position of the channel module, the groove 23 is provided peripherally at a position where the lateral channel cavity 211 is not provided, and a half portion of the lateral channel cavity 211 is formed to protrude from the upper side surface to be separately formed.
The above is one embodiment of the present invention. Furthermore, it is to be understood that all equivalent or simple changes in the structure, features and principles described in the present patent concepts are included in the scope of the present patent.
Claims (9)
1. A closed fluid channel module of a micro pump, comprising a module body (20), and a fluid inlet (15) and a fluid outlet (16) disposed on one side plane of the module body (20), characterized by further comprising an inlet channel port (111, 112), an outlet channel port (113) disposed on the other side plane of the module body (20), and an inlet channel cavity (21) integrally formed inside the module body (20) for communicating the fluid inlet (15) and the inlet channel port (111, 112), and an outlet channel cavity (22) for communicating the fluid outlet (16) and the outlet channel port (113),
the inlet channel cavity (21) comprises a transverse channel cavity (211) and a plurality of vertical channel cavities (212, 213) which are formed in an integrated mode and are communicated with the transverse channel cavity (211) and a plurality of inlet channel openings (111, 112).
2. The closed fluid channel module of a micro-pump according to claim 1, wherein the vertical channel chambers (212, 213) are provided in two, and are symmetrically communicated with the both end portions in the axial direction of the lateral channel chamber (211), respectively.
3. The closed fluid channel module of a micro-pump according to claim 2, wherein one end of the transverse channel chamber (211) is sealed by a plug (114).
4. The closed fluid channel module of a micro-pump according to claim 1, wherein the lateral channel cavity (211) is provided at a central lateral position of the channel module, a groove (23) is provided at a periphery of a position without the lateral channel cavity (211), and a half portion of the lateral channel cavity (211) is formed to protrude from the upper side surface and is separately formed.
5. A micropump comprising an outlet cover plate (11), a valve means (12), a diaphragm means (13) and a driving means (14), said outlet cover plate (11) being provided with a fluid inlet (15) and a fluid outlet (16), characterized by further comprising a module body (20) integrally formed in a main body portion of said outlet cover plate (11), said module body (20) being provided on the other side plane thereof with an inlet passage port (111, 112), an outlet passage port (113), and an inlet passage chamber (21) integrally formed in said module body (20) for communicating said fluid inlet (15) with said inlet passage port (111), and an outlet passage chamber (22) for communicating said fluid outlet (16) with said outlet passage port (113),
the inlet channel cavity (21) comprises a transverse channel cavity (211) and a plurality of vertical channel cavities (212, 213) which are formed in an integrated mode and are communicated with the transverse channel cavity (211) and a plurality of inlet channel openings (111, 112).
6. A micro-pump according to claim 5, wherein the vertical passage chambers (212, 213) are symmetrically provided in communication with both end portions in the axial direction of the lateral passage chamber (211).
7. A micropump according to claim 5, characterized in that said diaphragm means (13) comprises a diaphragm (131) having a plurality of diaphragm capsules (1311) arranged side by side, and respective diaphragm seats (132), said valve means (12) comprising a valve plate (121) arranged in correspondence of the diaphragms (131) of the plurality of diaphragm capsules, and a valve seat (122) of corresponding configuration.
8. A micropump according to claim 7, characterized in that said valve plate (121) is provided in a monolithic structure, symmetrically distributed valve membranes (1211, 1212), said inlet port (111, 112) being opened and closed unidirectionally in correspondence of a median position of the valve membranes (1211, 1212), said outlet port (113) being in correspondence of a gap between the valve membranes (1211, 1212).
9. A micro-pump according to claim 5, characterized in that the transverse channel cavity (211) is arranged in a central transverse position of the channel module, a groove (23) is arranged on the periphery of the position without the transverse channel cavity (211), and a half part of the transverse channel cavity (211) is formed to protrude from the upper side surface and is separately formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220559308.XU CN216975178U (en) | 2022-03-15 | 2022-03-15 | Micropump and closed fluid channel module thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220559308.XU CN216975178U (en) | 2022-03-15 | 2022-03-15 | Micropump and closed fluid channel module thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216975178U true CN216975178U (en) | 2022-07-15 |
Family
ID=82359336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220559308.XU Active CN216975178U (en) | 2022-03-15 | 2022-03-15 | Micropump and closed fluid channel module thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216975178U (en) |
-
2022
- 2022-03-15 CN CN202220559308.XU patent/CN216975178U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2015058728A1 (en) | Valve plate and air pump provided with same | |
| CN202250732U (en) | Guide device capable of controlling airflow for micro-pump | |
| CN216975178U (en) | Micropump and closed fluid channel module thereof | |
| CN202252175U (en) | Diaphragm type one-way ventilation control device | |
| EP4240824A1 (en) | A power device of a micro channel for external circulation of a bioreactor | |
| US20080185544A1 (en) | Structure for air control valve of oxygen concentrator | |
| CN109488575A (en) | A kind of included blocking function micro pump of floor mop use | |
| CN116792300A (en) | Micropump, closed fluid channel module and manufacturing method thereof | |
| CN111980885A (en) | Stacked double-cavity parallel piezoelectric pump with partition plate at outlet | |
| CN209725445U (en) | A kind of membrane configuration and steam leak-off valve | |
| CN207673523U (en) | Diaphragm pump | |
| CN216554316U (en) | Anti-drip miniature diaphragm pump | |
| CN218509690U (en) | Diaphragm pump with valve plate type fluid pressurization structure | |
| CN217813873U (en) | Diaphragm device and diaphragm pump thereof | |
| WO2018082154A1 (en) | Upper cover for pump and pump | |
| CN209294012U (en) | Floor mop uses included blocking function micro pump | |
| CN113482896A (en) | Air supply device and micro air pump with same | |
| CN205977658U (en) | One -way valve of membrane pump | |
| CN218177426U (en) | Booster-type miniature diaphragm pump | |
| CN217501938U (en) | Diaphragm pump and series-parallel connection mixed fluid channel module thereof | |
| CN217501937U (en) | Micropump with series-parallel connection mixed fluid one-way valve structure | |
| CN216691405U (en) | Interchangeable series-parallel fluid channel model and diaphragm pump thereof | |
| CN210599354U (en) | Miniature liquid pump | |
| CN215860731U (en) | Air supply device and micro air pump with same | |
| CN216691403U (en) | Diaphragm pump with interchangeable serial-parallel fluid channel valve seats |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |