CN220134151U

CN220134151U - Pulse type fluid mixing diaphragm pump and fluid mixing channel model thereof

Info

Publication number: CN220134151U
Application number: CN202220211274.5U
Authority: CN
Inventors: 颜宏
Original assignee: Xiamen Conjoin Electronics Technology Co ltd
Current assignee: Xiamen Conjoin Electronics Technology Co ltd
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2023-12-05
Anticipated expiration: 2032-01-26

Abstract

The utility model relates to a pulse type fluid mixing diaphragm pump and a fluid mixing channel model thereof, which comprises a cover plate (11), a valve seat (12), a diaphragm seat (13) and a driving mechanism (14), wherein a plurality of diaphragms (30) of diaphragm bags are uniformly distributed on the diaphragm seat (13), the driving mechanism (14) drives the diaphragms (30) to reciprocate circumferentially, and the plurality of diaphragm bags sequentially compress and stretch the diaphragm bags to suck fluid. The integrated proportional pulse type mixed pumping fluid function of the diaphragm pump is realized.

Description

Pulse type fluid mixing diaphragm pump and fluid mixing channel model thereof

Technical Field

The utility model relates to a micro pump device, in particular to a micro diaphragm pump with a channel model structure capable of realizing gas-liquid mixing, and especially relates to a pulse type fluid mixing diaphragm pump and a fluid mixing channel model thereof.

Background

In general, micro diaphragm pumps are used for pumping and transferring fluids such as gas and liquid, and mixed transfer of two fluids is often required, especially for some cleaning and washing products, air is required to be mixed into the liquid while pumping and transferring water or other liquids, or foam pumps used in cleaning products requiring foam generation are required to be mixed into air in the environment to generate more foam, so that better cleaning effect is achieved. In many pulse cleaning devices at present, a single air pump is added into a water pump to realize the pulse mixed type flushing function of air and water, but daily products in life increasingly require delicate and miniaturized use experience, so that integrated improvement is very necessary to increase the use function of the product without increasing the volume and the manufacturing cost of the product.

And, micro diaphragm pumps are generally used in daily life, but in the pumping and transmitting process of the pump, certain noise interference is usually generated, so that the experience effect of daily life on the product quality is very affected, and the noise effect of the micro pump is required by many micro pumps at present.

Aiming at the problems of the defects, the utility model adopts the following technical proposal for improvement.

Disclosure of Invention

The utility model aims to provide a pulse type fluid mixing diaphragm pump and a fluid mixing channel model thereof, and the disclosed technical scheme is as follows:

the utility model provides a pulse fluid mixing diaphragm pump, includes apron (11), disk seat (12), diaphragm seat (13) and actuating mechanism (14), evenly distributed sets up diaphragm (30) of a plurality of diaphragm bag on diaphragm seat (13), actuating mechanism (14) drive diaphragm (30) circular reciprocating motion, a plurality of diaphragm bag sequential compression and tensile diaphragm bag suction fluid, its characterized in that diaphragm (30) include more than one first diaphragm bag (301) that are used for first fluid suction and are used for more than one second diaphragm bag (302) that are used for second fluid suction, apron (11) and disk seat (12) set up draw-in groove cooperation sealed into outlet channel chamber (21) and inlet channel chamber (22).

The valve further comprises a notch (20) which is arranged at the peripheral junction between the cover plate (11) and the valve seat (12) and is communicated with the external environment, and a second fluid inlet channel cavity (23) which is communicated with the external environment directly is formed by the communication of the notch (20), wherein the second fluid inlet channel cavity (23) is communicated with the second diaphragm capsule (302) directly.

Furthermore, the notch (20) is a strip notch arranged on the peripheral side wall of the cover plate (11) or the valve seat (12), and the cover plate (11) and the valve seat (12) are buckled to form a strip gap structure.

Further, the diaphragm (30) comprises three diaphragm capsules, two of the diaphragm capsules are arranged to be first diaphragm capsules (301) for pumping first fluid, and one of the diaphragm capsules is arranged to be second diaphragm capsules (302) for pumping second fluid.

Further, the diaphragm (30) comprises four diaphragm capsules, three diaphragm capsules are arranged to be first diaphragm capsules (301) for pumping first fluid, and one diaphragm capsule is arranged to be second diaphragm capsules (302) for pumping second fluid; or two of the diaphragm capsules are arranged as first diaphragm capsules (301) for first fluid suction, and two of the diaphragm capsules are arranged as second diaphragm capsules (302) for second fluid suction; or one of the membrane pockets is provided as a first membrane pocket (301) for a first fluid suction and three of the membrane pockets are provided as a second membrane pocket (302) for a second fluid suction.

Further, the diaphragm (30) comprises five diaphragm capsules, four diaphragm capsules are arranged to be first diaphragm capsules (301) for pumping first fluid, and one diaphragm capsule is arranged to be second diaphragm capsules (302) for pumping second fluid; or three of the diaphragm capsules are arranged as first diaphragm capsules (301) for first fluid suction, and two of the diaphragm capsules are arranged as second diaphragm capsules (302) for second fluid suction; or two of the diaphragm capsules are first diaphragm capsules (301) for first fluid suction, and three of the diaphragm capsules are second diaphragm capsules (302) for second fluid suction; or one of the membrane bags is arranged as a first membrane bag (301) for first fluid suction, and four of the membrane bags are arranged as second membrane bags (302) for second fluid suction.

Further, the first fluid is water, and the second fluid is air.

The driving mechanism (14) comprises a motor (141), an eccentric wheel (143), a transmission rod (144) and a transmission support (145) which are arranged in a shell (142), wherein the motor (141) is used for transmitting the eccentric wheel (143) to rotate, two ends of the motor are respectively matched with the transmission rod (144) which is fixed on the eccentric wheel (143) and the transmission support (145), the whole transmission support (145) is driven to do circumferential reciprocating swing on the radial surface of the pump, the diaphragm bags are sequentially compressed and stretched to suck fluid, and when a plurality of the first fluid is fluid water and the second fluid is air, pulse type gas-liquid mixture is formed.

And, in a preferred design, the said exit channel cavity (21) is set up in the cover plate (11) of the pump, sealed in the centre of the valve base (12), communicate with and connect with the outlet (16) through the exit valve block (18), the said entry channel cavity (22) seals and forms in the periphery of the exit channel cavity (21), communicate with and connect with the inlet (15) through the first fluid entry valve block (17), seal up by sealing groove (111) and sealing raised strip (121) adaptation; and a second fluid inlet channel cavity (23) connected with the external environment of the pump is formed through the second fluid inlet valve plate (19), and a large-area communication with the external environment is formed by the strip-shaped notch (20), so that the effect of reducing noise is realized.

The utility model also discloses a fluid mixing channel model of the diaphragm pump, which comprises a fluid mixing channel model formed by a cover plate (11) and a valve seat (12), wherein the cover plate (11) and the valve seat (12) are provided with clamping grooves which are matched and sealed into an outlet channel cavity (21) and an inlet channel cavity (22), and the inlet channel cavity (22) is communicated with more than one first diaphragm capsule (301) for pumping first fluid to form fluid transmission, and the fluid mixing channel model is characterized by comprising a notch (20) communicated with the external environment and communicated with the notch (20) and a second fluid inlet channel cavity (23) communicated with the external environment directly, wherein the second fluid inlet channel cavity (23) is communicated with a second diaphragm capsule (302) directly to form fluid transmission; and, the first fluid and the second fluid are mixed for transport in the outlet channel chamber (21).

Further, the fluid mixing channel formed by matching and sealing the clamping grooves formed by the cover plate (11) and the valve seat (12) is formed by forming an outlet channel cavity (21) by a cover plate opening channel cavity (211) and a valve seat opening channel cavity (212) formed by the cover plate (11) and the valve seat (12), an inlet channel cavity (22) by a cover plate inlet channel cavity (221) and a valve seat inlet channel cavity (222), and a second fluid inlet channel cavity (23) by a cover plate second fluid inlet channel cavity (231) and a valve seat second fluid inlet channel cavity (232).

According to the technical scheme, the utility model has the following beneficial effects:

1. in the pulse type fluid mixing diaphragm pump, the transmission mechanism is utilized to drive the diaphragm support to do circumferential reciprocating swing on the radial surface of the pump, so that the sequential compression and stretching of the diaphragm bags to suck fluid are realized, the number of the diaphragm bags in the first diaphragm bag and the second diaphragm bag for proportioning the first fluid and the second fluid are combined, and the diaphragm bags are sequentially and alternately used for reciprocating sucking fluid, so that the integrated proportional pulse type fluid mixing and pumping function of the diaphragm pump is realized, when a plurality of the diaphragm bags are the first fluid, namely fluid water, and the second fluid is air, the pulse type air and mixing function is formed, and better flushing effect is realized in a cleaning product;

2. in the pulse type fluid mixing diaphragm pump, the elongated notch is arranged to serve as a communication device with the external environment, so that large-area contact of air is realized, the air-water mixing function of the diaphragm pump is increased, and meanwhile, noise generated in the air suction process is reduced;

3. the utility model relates to a diaphragm pump pulse type fluid mixing channel model structure, wherein a cover plate and a valve seat upper clamping groove and lower clamping groove sealing structure are sealed into an outlet channel cavity and a first fluid (water) inlet channel cavity, and a second fluid inlet channel cavity is independently formed by a cover plate second fluid inlet channel cavity and a valve seat second fluid inlet channel cavity, so that the second fluid (gas) is independently formed into a cavity structure, pulse mixing is formed, and the structure manufacturing process is simpler.

Drawings

FIG. 1 is a perspective view showing the overall structure of a diaphragm pump according to a preferred embodiment of the present utility model;

FIG. 2 is an exploded view of a diaphragm pump according to a preferred embodiment of the present utility model;

FIG. 3 is a front view schematically showing the overall structure of a diaphragm pump according to a preferred embodiment of the present utility model;

FIG. 4 is a schematic A-A cross-sectional view showing the internal structure of a diaphragm pump according to a preferred embodiment of the present utility model;

FIG. 5 is an enlarged view of a portion B-B of a schematic cross-sectional view of the internal structure of a diaphragm pump according to a preferred embodiment of the present utility model;

FIG. 6 is an enlarged view of another part C-C of the cross-sectional view of the internal structure of the diaphragm pump according to the preferred embodiment of the present utility model;

FIG. 7 is an exploded schematic view of a diaphragm pump fluid mixing channel model in a perspective top view in accordance with a preferred embodiment of the present utility model;

FIG. 8 is an exploded view of a diaphragm pump fluid mixing channel model in a perspective bottom view in accordance with a preferred embodiment of the present utility model;

FIG. 9 is a schematic view of a diaphragm pump cover plate forming a fluid passage chamber according to a preferred embodiment of the present utility model;

FIG. 10 is a schematic illustration of a diaphragm pump valve seat forming a fluid passage chamber in accordance with a preferred embodiment of the present utility model;

FIG. 11 is a schematic illustration of a fluid mixing channel design of four diaphragm cells of a diaphragm pump according to another preferred embodiment of the present utility model;

FIG. 12 is a schematic illustration of a fluid mixing channel design of five diaphragm bladders of a diaphragm pump according to another preferred embodiment of the present utility model;

in the figure, a pump 10, a cover plate 11, a valve seat 12, a diaphragm seat 13, a driving mechanism 14, an inlet 15, an outlet 16, a first fluid inlet valve plate 17, an outlet valve plate 18 and a second fluid inlet valve plate 19;

the sealing grooves 111, sealing ribs 121,

motor 141, housing 142, eccentric 143, drive rod 144, drive bracket 145;

a groove 20, an outlet channel cavity 21, an inlet channel cavity 22, a second fluid inlet channel cavity 23, a cover plate port channel cavity 211, a cover plate inlet channel cavity 221, a cover plate second fluid inlet channel cavity 231, a valve seat port channel cavity 212, a valve seat inlet channel cavity 222, a valve seat second fluid inlet channel cavity 232;

a diaphragm 30, a first diaphragm capsule 301, a second diaphragm capsule 302.

Detailed Description

The utility model will be further described with reference to the drawings and detailed description.

The diaphragm pump as shown in fig. 1 to 9, a pulse type fluid mixing diaphragm pump comprises a cover plate 11, a valve seat 12, a diaphragm seat 13 and a driving mechanism 14, wherein a plurality of diaphragms 30 of diaphragm pockets are uniformly distributed on the diaphragm seat 13, the driving mechanism 14 drives the diaphragms 30 to reciprocate circumferentially, the plurality of diaphragm pockets sequentially compress and stretch the diaphragm pockets to suck fluid, the diaphragms 30 comprise more than one first diaphragm pockets 301 for sucking first fluid and more than one second diaphragm pockets 302 for sucking second fluid, and the cover plate 11 and the valve seat 12 are provided with clamping grooves to be matched and sealed into an outlet channel cavity 21 and an inlet channel cavity 22.

As shown in fig. 5, the valve further comprises a notch 20 which is arranged at the peripheral junction between the cover plate 11 and the valve seat 12 and is communicated with the external environment, and a second fluid inlet channel cavity 23 which is communicated with the external environment directly through the notch 20, wherein the second fluid inlet channel cavity 23 is communicated with the second diaphragm capsule 302 directly.

As shown in fig. 1, the notch 20 is a strip notch disposed on a peripheral sidewall of the cover plate 11 or the valve seat 12, and the cover plate 11 and the valve seat 12 are assembled and buckled to form a strip gap structure.

As shown in fig. 7 and 7, the diaphragm 30 includes three diaphragm cells, two of which are provided as a first diaphragm cell 301 for the first fluid suction, and one of which is provided as a second diaphragm cell 302 for the second fluid suction.

As shown in fig. 11, the diaphragm 30 includes four diaphragm cells, three of which are provided as a first diaphragm cell 301 for the first fluid suction, and one of which is provided as a second diaphragm cell 302 for the second fluid suction; or two of the membrane bags are arranged as a first membrane bag 301 for first fluid suction, and two of the membrane bags are arranged as a second membrane bag 302 for second fluid suction; or one of the membrane pockets is provided as a first membrane pocket 301 for a first fluid suction and three of the membrane pockets are provided as a second membrane pocket 302 for a second fluid suction.

As shown in fig. 12, the diaphragm 30 includes five diaphragm cells, four of which are provided as first diaphragm cells 301 for the first fluid suction, and one of which is provided as second diaphragm cells 302 for the second fluid suction; or three of them are provided as a first diaphragm capsule 301 for the first fluid suction, and two of them are provided as a second diaphragm capsule 302 for the second fluid suction; or two of the membrane bags are arranged as a first membrane bag 301 for first fluid suction, and three of the membrane bags are arranged as a second membrane bag 302 for second fluid suction; or one of the membrane pockets is provided as a first membrane pocket 301 for a first fluid suction and four of the membrane pockets are provided as a second membrane pocket 302 for a second fluid suction.

In a preferred embodiment, the first fluid is water and the second fluid is air.

As shown in fig. 2, the driving mechanism 14 includes a motor 141, an eccentric wheel 143, a driving rod 144 and a driving support 145, which are installed in a casing 142, wherein the motor 141 drives the eccentric wheel 143 to rotate, and the two ends of the driving rod 144 are respectively adapted to be fixed on the eccentric wheel 143 and the driving support 145, so as to drive the whole driving support 145 to do circumferential reciprocating swing on a radial surface of the pump, thereby realizing sequential compression and stretching of the diaphragm capsule to suck fluid, and when a plurality of the diaphragm capsules are first fluid, namely fluid water and the second fluid is air, pulse type gas-liquid mixture is formed.

As shown in fig. 7 and 8, in the preferred design, the outlet channel cavity 21 is arranged at the center of the cover plate 11 and the valve seat 12 of the pump and is sealed, and is communicated with the outlet 16 through the outlet valve plate 18, the inlet channel cavity 22 is formed at the periphery of the outlet channel cavity 21 in a sealing manner, is communicated with the inlet 15 through the first fluid inlet valve plate 17, and is sealed by the sealing groove 111 and the sealing raised strips 121 in an adapting manner; and a second fluid inlet channel cavity 23 connected with the external environment of the pump is formed through the second fluid inlet valve plate 19, and a large-area communication with the external environment is formed by the strip-shaped notch 20, so that the effect of reducing noise is realized.

As shown in fig. 7 to 9, the present utility model further discloses a fluid mixing channel model of a diaphragm pump, which comprises a fluid mixing channel model formed by a cover plate 11 and a valve seat 12, wherein the cover plate 11 and the valve seat 12 are provided with clamping grooves to be matched and sealed into an outlet channel cavity 21 and an inlet channel cavity 22, the inlet channel cavity 22 is communicated with more than one first diaphragm capsule 301 for pumping a first fluid to form fluid transmission, the fluid mixing channel model comprises a notch 20 which is arranged at the peripheral junction between the cover plate 11 and the valve seat 12 and is communicated with the external environment, and a second fluid inlet channel cavity 23 which is communicated with the external environment directly through the notch 20, wherein the second fluid inlet channel cavity 23 is communicated with the second diaphragm capsule 302 directly to form fluid transmission; and, the first fluid and the second fluid are mixed and transferred in the outlet channel chamber 21.

And as in fig. 9 and 10, the fluid mixing channel formed by the fitting seal of the card grooves provided in the cover plate 11 and the valve seat 12 is provided such that the outlet channel chamber 21 is formed by the cover plate port channel chamber 211 and the valve seat port channel chamber 212 provided in the cover plate 11 and the valve seat 12, the inlet channel chamber 22 is formed by the cover plate inlet channel chamber 221 and the valve seat inlet channel chamber 222, and the second fluid inlet channel chamber 23 is formed by the cover plate second fluid inlet channel chamber 231 and the valve seat second fluid inlet channel chamber 232.

The above is one embodiment of the present utility model. In addition, it should be noted that all equivalent or simple changes of the structure, features and principles described in this patent conception are included in the scope of the present patent.

Claims

1. The pulse type fluid mixing diaphragm pump comprises a cover plate (11), a valve seat (12), a diaphragm seat (13) and a driving mechanism (14), wherein diaphragms (30) of a plurality of diaphragm bags are uniformly distributed on the diaphragm seat (13), the driving mechanism (14) drives the diaphragms (30) to reciprocate circumferentially, and the plurality of diaphragm bags sequentially compress and stretch the diaphragm bags to suck fluid, and the pulse type fluid mixing diaphragm pump is characterized in that the diaphragms (30) comprise more than one first diaphragm bag (301) for sucking a first fluid and more than one second diaphragm bag (302) for sucking a second fluid, and clamping grooves are formed in the cover plate (11) and the valve seat (12) to be matched and sealed into an outlet channel cavity (21) and an inlet channel cavity (22); wherein,

the valve further comprises a notch (20) communicated with the external environment and arranged at the peripheral junction between the cover plate (11) and the valve seat (12), and a second fluid inlet channel cavity (23) communicated with the external environment directly is formed by the communication of the notch (20), wherein the second fluid inlet channel cavity (23) is communicated with the second diaphragm capsule (302) directly.

2. A pulsed fluid mixing membrane pump according to claim 1, characterized in that said membrane (30) comprises three membrane cells, two of which are arranged as first membrane cells (301) for a first fluid suction and one of which is arranged as second membrane cells (302) for a second fluid suction.

3. A pulsed fluid mixing membrane pump according to claim 1, characterized in that said membrane (30) comprises four membrane cells, three of which are arranged as first membrane cells (301) for a first fluid suction and one of which is arranged as second membrane cells (302) for a second fluid suction; or two of the diaphragm capsules are arranged as first diaphragm capsules (301) for first fluid suction, and two of the diaphragm capsules are arranged as second diaphragm capsules (302) for second fluid suction; or one of the membrane pockets is provided as a first membrane pocket (301) for a first fluid suction and three of the membrane pockets are provided as a second membrane pocket (302) for a second fluid suction.

4. A pulsed fluid mixing membrane pump according to claim 1, characterized in that said membrane (30) comprises five membrane cells, four of which are arranged as first membrane cells (301) for a first fluid suction and one of which is arranged as second membrane cells (302) for a second fluid suction; or three of the diaphragm capsules are arranged as first diaphragm capsules (301) for first fluid suction, and two of the diaphragm capsules are arranged as second diaphragm capsules (302) for second fluid suction; or two of the diaphragm capsules are first diaphragm capsules (301) for first fluid suction, and three of the diaphragm capsules are second diaphragm capsules (302) for second fluid suction; or one of the membrane bags is arranged as a first membrane bag (301) for first fluid suction, and four of the membrane bags are arranged as second membrane bags (302) for second fluid suction.

5. The pulsed fluid mixing membrane pump of claim 1 wherein said first fluid is water and said second fluid is air.

6. The fluid mixing channel model of the diaphragm pump comprises a cover plate (11) and a valve seat (12), wherein the cover plate (11) and the valve seat (12) are provided with clamping grooves which are matched and sealed into an outlet channel cavity (21) and an inlet channel cavity (22), and the inlet channel cavity (22) is communicated with more than one first diaphragm capsule (301) for sucking first fluid to form fluid transmission, and the diaphragm pump is characterized by comprising a notch (20) communicated with the external environment and communicated with the notch (20) to form a second fluid inlet channel cavity (23) directly communicated with the external environment, wherein the second fluid inlet channel cavity (23) is directly communicated with a second diaphragm capsule (302) to form fluid transmission;

and, the first fluid and the second fluid are mixed for transport in the outlet channel chamber (21).

7. A fluid mixing channel model of a diaphragm pump according to claim 6, characterized in that the fluid mixing channel formed by the matching and sealing of the clamping grooves arranged on the cover plate (11) and the valve seat (12) is arranged to form an outlet channel cavity (21) by a cover plate opening channel cavity (211) and a valve seat opening channel cavity (212) arranged on the cover plate (11) and the valve seat (12), an inlet channel cavity (22) by a cover plate inlet channel cavity (221) and a valve seat inlet channel cavity (222), and a second fluid inlet channel cavity (23) by a cover plate second fluid inlet channel cavity (231) and a valve seat second fluid inlet channel cavity (232).