CN219176527U

CN219176527U - Integrated diaphragm pump

Info

Publication number: CN219176527U
Application number: CN202223023068.0U
Authority: CN
Inventors: 刘纯刚
Original assignee: Shenzhen Sim Pump Technology Co ltd
Current assignee: Shenzhen Sim Pump Technology Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-06-13
Anticipated expiration: 2032-11-14

Abstract

The utility model provides a miniature integrated diaphragm pump with a pressure relief function, which comprises a pump body, a middle plate, an upper cover and a pressure relief mechanism integrated with the pump body, wherein the upper part of the middle plate is connected with the pressure relief mechanism, the pump body comprises a negative pressure generating mechanism, a valve plate and a valve plate, the negative pressure generating mechanism is used for generating negative pressure, the pressure relief mechanism is connected with the pump body through the middle plate, the pressure relief mechanism is connected with the upper part of the middle plate, the pump body is connected with the lower part of the middle plate, a pressure relief piece is arranged in a middle plate inner cavity of the middle plate, a top piece is arranged above a water passing hole, elastic pieces are respectively abutted against the upper cover and the top piece, the upper cover is provided with a water inlet channel, and the middle plate is provided with a water draining channel. The beneficial effects of the utility model are as follows: the pressure relief mechanism can be integrated with the pump body to form an integrated diaphragm pump, so that the occupied space is reduced, the cost is reduced, and the water inlet end can bear larger water pressure.

Description

Integrated diaphragm pump

Technical Field

The utility model relates to the technical field of water pumps, in particular to an integrated diaphragm pump with a pressure relief function.

Background

The common water pump can not bear large water pressure of water inflow, and the conventional product can only bear 10PSI water pressure. In the use process of kitchen water purifiers, water dispensers and other devices in the market, a pressure relief valve is added in front of a diaphragm pump, so that the water pressure is reduced, the pressure relief valve is added to a product when the water is pumped into the device through the diaphragm pump, the cost can be different to millions, and the device occupies space.

Disclosure of Invention

In order to solve the problems in the prior art, the pressure release mechanism can be integrally arranged with the pump body to form an integrated diaphragm pump, and the problems of high use cost and space occupation caused by the additional addition of a pressure release valve in the prior art are solved.

The utility model provides an integrated diaphragm pump, which comprises a pump body, a middle plate 1, an upper cover 6 and a pressure release mechanism integrated with the pump body, wherein the upper part of the middle plate 1 is connected with the pressure release mechanism, the pump body comprises a negative pressure generating mechanism, a valve plate 10 and a valve plate 8, the valve plate 10 is arranged in the valve plate 8 to form a valve, the negative pressure generating mechanism is used for generating negative pressure, the pressure release mechanism is connected with the pump body through the middle plate 1, the pressure release mechanism is connected with the upper part of the middle plate, the pump body is connected with the lower part of the middle plate 1, the upper part of the middle plate 1 is provided with a middle plate inner cavity 12, the pressure release mechanism comprises a pressure release sheet 3, an upper plate 4, a top sheet 5 and an elastic piece 7, the pressure release sheet 3 is arranged in the middle plate inner cavity 12 of the middle plate 1, the upper plate 4 is provided with a water passing hole 41, the pressure release sheet 3 is matched with the water passing hole 41, the top sheet 5 is arranged above the water passing hole 41, the elastic piece 7 is respectively abutted against the upper cover 6 and the top sheet 5, the upper cover 6 is provided with a water draining channel 61, and the upper plate 4 is provided with a water draining channel 42.

As a further improvement of the utility model, the pressure release mechanism comprises a pressure release sealing gasket 2, wherein the pressure release sealing gasket 2 is positioned between the middle plate 1 and the upper plate 4, the pressure release sheet 3 is positioned on the pressure release sealing gasket 2, and the top sheet 5 seals the water passing hole 41; the pressure release sealing gasket 2 is used for converting the negative pressure generated by the negative pressure generating mechanism into force for upward movement, and the pressure release sheet 3 is used for transmitting the kinetic energy of the pressure release sealing gasket 2 to the top sheet 5.

As a further improvement of the utility model, the upper cover 6 is provided with a limiting hole, the top sheet 5 is positioned in the limiting hole, one end of the elastic piece 7 is connected with the upper cover 6, and the other end of the elastic piece 7 is connected with the top sheet 5.

As a further improvement of the present utility model, the middle plate 1 is provided with a middle plate inner cavity 12 and a middle plate outer cavity 13, the middle plate inner cavity 12 is communicated with the drainage channel 11, the middle plate 1 is provided with a middle plate connecting hole, and the upper plate 4 is communicated with the middle plate connecting hole.

As a further improvement of the present utility model, the upper plate 4 is provided with an upper plate upper cavity 42 and an upper plate lower cavity 43, the upper plate 4 is provided with an upper plate connecting hole, and the middle plate 1 is communicated with the upper plate connecting hole.

As a further improvement of the utility model, a press valve plate is arranged in the middle plate cavity 12, and the press valve plate is provided with a notch.

As a further improvement of the utility model, the pressure release mechanism further comprises a sealing ring 300, wherein the sealing ring 300 is arranged between the upper plate 4 and the upper cover 6.

As a further improvement of the utility model, the negative pressure generating mechanism comprises a driving mechanism, a leather cup 100 and a diced umbrella 200, wherein the driving mechanism is connected with the leather cup 100, the driving mechanism is used for driving the leather cup 100 to move, the leather cup 100 stretches to drive the diced umbrella 200 to open, the leather cup 100 compresses to drive the diced umbrella 200 to close, and negative pressure is generated through the movement of the leather cup 100.

As a further improvement of the utility model, the cup 100 stretches to drive the umbrella runner 200 to open and the valve plate 10 to close; the cup 100 compresses to drive the umbrella 200 to close and the valve plate 10 to open.

As a further improvement of the utility model, the driving mechanism comprises a motor, an eccentric wheel and a swing frame, wherein the leather cup 100 is arranged on the swing frame, the motor is connected with the eccentric wheel, the motor is used for driving the eccentric wheel to rotate, the eccentric wheel is connected with the swing frame, and the eccentric wheel is used for driving the swing frame and the leather cup 100 to reciprocate up and down.

The beneficial effects of the utility model are as follows: the pressure relief mechanism can be integrated with the pump body to form the integrated miniature diaphragm pump, a pressure relief valve is not required to be additionally arranged, the occupied space is reduced, the cost is reduced, and the water inlet end can bear larger water pressure.

Drawings

FIG. 1 is an exploded schematic view of a diaphragm pump;

FIG. 2 is a schematic cross-sectional view of a diaphragm pump, wherein the valve plate, gasket and valve plate are not shown;

FIG. 3 is a schematic diagram of the front structure of a middle plate;

FIG. 4 is a schematic view of the back side structure of the midplane;

FIG. 5 is a schematic diagram of the front structure of a pressure relief gasket;

FIG. 6 is a schematic view of the back side structure of the pressure relief gasket;

FIG. 7 is a schematic view of a pressure relief tab;

FIG. 8 is a schematic view of the front face structure of the upper plate;

FIG. 9 is a schematic view of the back side structure of the upper plate;

FIG. 10 is a schematic view of the front structure of the upper cover;

FIG. 11 is a schematic view of the back structure of the upper cover;

FIG. 12 is a schematic view of a valve plate structure;

FIG. 13 is a schematic diagram of a cup construction;

FIG. 14 is a schematic view of the structure of the umbrella.

Description of the embodiments

As shown in fig. 1 to 14, the utility model discloses an integrated diaphragm pump with a pressure relief function, which comprises a pump body, and a pressure relief mechanism, a middle plate 1 and an upper cover 6 which are integrated with the pump body, wherein the upper part of the middle plate 1 is connected with the pressure relief mechanism, the pump body comprises a negative pressure generating mechanism, a valve plate 10 and a valve plate 8, the valve plate 10 is arranged in the valve plate 8 to form a valve, the negative pressure generating mechanism is used for generating negative pressure, the pressure relief mechanism is connected with the pump body through the middle plate 1, the pressure relief mechanism is connected with the upper part of the middle plate, the pump body is connected with the lower part of the middle plate 1, a middle plate inner cavity 12 is arranged on the upper part of the middle plate 1, the pressure relief mechanism comprises a pressure relief piece 3, an upper plate 4, a top piece 5 and an elastic piece 7, the pressure relief piece 3 is arranged in the middle plate inner cavity 12 of the middle plate 1, the upper plate 4 is provided with a water passing hole 41, the top piece 5 is arranged above the water passing hole 41, the elastic piece 7 is respectively abutted against the upper cover 6 and the top piece 5, the upper plate 1 is provided with a water draining cavity 42, and the upper plate 4 is provided with a water draining cavity 4.

The pressure release mechanism comprises a pressure release sealing gasket 2, the pressure release sealing gasket 2 is positioned between the middle plate 1 and the upper plate 4, the pressure release sheet 3 is positioned on the pressure release sealing gasket 2, and the top sheet 5 seals the water passing hole 41; the pressure release sealing gasket 2 is used for converting the negative pressure generated by the negative pressure generating mechanism into upward moving force, and the pressure release sheet 3 is used for transmitting the kinetic energy of the pressure release sealing gasket 2 to the top sheet 5; when the top sheet 5 is jacked up, the top sheet 5 can be elastically separated from the water passing holes 41 by upward pressing under the action of upward moving force due to the elasticity of the elastic piece 7, and the water passing holes 41 are opened to enable water to pass through the water passing holes 41; when the top sheet 5 blocks the water passing hole 41, the water passing hole 41 is closed so that water cannot pass through the water passing hole 41. In a specific embodiment, the top sheet 5 is a rubber plug, and the elastic member 7 is a spring. The upper plate 4 is concavely provided with an upper plate upper cavity 42, and the upper surfaces of components arranged in the upper plate upper cavity 42 are lower than the cavity wall of the upper plate upper cavity 42, so that the upper plate can be better sealed, and particularly when bearing large water pressure, water leakage of the upper plate 4 under the action of pressure is reduced or even stopped.

The middle plate 1 plays a role of a bottom cover in the pressure relief mechanism, and the middle plate 1 plays a role of an upper cover and drainage in the pump body.

The pressure release sealing gasket 2 plays a role in energy conversion in the pressure release mechanism, and converts the negative pressure generated by the negative pressure generating mechanism into force for upward movement. The periphery of the pressure release sealing gasket 2 is sealed to prevent water leakage.

The pressure release sheet 3 transmits the kinetic energy of the pressure release gasket 2 to the top sheet 5, and plays a role in transmitting force.

The upper plate 4 mainly has a pressure-bearing function, the upper surface is high in water pressure, water passes through the water passing holes 41 in the middle, the water pressure is reduced, and the water pressure is relieved.

The upper cover 6 serves as a water inlet.

The upper cover 6 is provided with a limiting hole, the top sheet 5 is positioned in the limiting hole, one end of the elastic piece 7 is connected with the upper cover 6, and the other end of the elastic piece 7 is connected with the top sheet 5.

The middle plate 1 is provided with a middle plate inner cavity 12 and a middle plate outer cavity 13, the middle plate inner cavity 12 is communicated with the drainage channel 11, the middle plate 1 is provided with a middle plate connecting hole, and the upper plate 4 is communicated with the middle plate connecting hole.

The upper plate 4 is provided with an upper plate upper cavity 42 and an upper plate lower cavity 43, the upper plate 4 is provided with an upper plate connecting hole, and the middle plate 1 is communicated with the upper plate connecting hole.

The middle plate 1 is integrated, the lower surface of the middle plate 1 is a part of a pump body, the upper surface of the middle plate 1 is a part of a pressure relief mechanism, a pressure valve plate is arranged in the inner cavity 12 of the middle plate, water directly flows to the upper surface of the middle plate 1 in the inner cavity 12 of the middle plate, three gaps are formed in the pressure valve plate, and when water flows into the inner cavity 12 of the middle plate, the water can be quickly discharged to the drainage channel 11 through the gaps.

The pressure release mechanism further comprises a sealing ring 300, the sealing ring 300 is installed between the upper plate 4 and the upper cover 6, and the sealing ring 300 plays a role in preventing water leakage.

The pump body further comprises a sealing gasket 9, the middle plate 1 is installed on the valve plate 8, the sealing gasket 9 is located between the middle plate 1 and the valve plate 8, the valve plate 10 is installed inside the valve plate 8, and the valve plate 8 plays a role of a one-way valve structure.

The negative pressure generating mechanism comprises a driving mechanism, a leather cup 100 and a diced umbrella 200, wherein the driving mechanism is connected with the leather cup 100 and is used for driving the leather cup 100 to move, the leather cup 100 stretches to drive the diced umbrella 200 to open, and the valve plate 10 is closed; the cup 100 compresses to drive the umbrella 200 to close, and the valve plate 10 opens, and negative pressure is generated by the movement of the cup 100.

The driving mechanism comprises a motor, an eccentric wheel and a swinging frame, wherein the leather cup 100 is arranged on the swinging frame, the motor is connected with the eccentric wheel, the motor is used for driving the eccentric wheel to rotate, the eccentric wheel is connected with the swinging frame, and the eccentric wheel is used for driving the swinging frame and the leather cup 100 to reciprocate up and down.

When the novel multifunctional umbrella is used, the motor starts to work, the eccentric wheel is driven to rotate, the eccentric wheel drives the swing frame and the leather cup 100 to do up-and-down reciprocating motion, the leather cup 100 is compressed, the valve plate 10 is opened, the leather cup 100 is stretched, the umbrella 200 is opened, after the reciprocating motion is carried out for several times, the inner cavity 12 of the middle plate generates negative pressure, the upper plate 4 is provided with an upper plate connecting hole, the middle plate 1 is communicated with the upper plate connecting hole, the negative pressure enters the upper plate lower cavity 43 through the middle plate and the upper plate connecting hole, the upper plate lower cavity 43 generates negative pressure, the pressure release sealing gasket 2 is lifted, the pressure release sheet 3 is pushed out of the top sheet 5 upwards, water enters the upper plate lower cavity 43 through the water through hole 41, water stored and obliquely pressed flows into the upper plate lower cavity 43, then flows into the middle plate outer cavity 13, the leather cup 100 is stretched, the umbrella 200 is opened, the umbrella 10 is closed, the water enters the inner cavity of the leather cup 100, the leather cup 100 is compressed, the umbrella 200 is closed, the valve plate 10 is opened, the inner cavity 12 is filled with water, and is discharged from the drainage channel 11.

The diaphragm pump is widely applied to the field of water dispensers, kitchen equipment and the like which need the water inlet nozzle to bear large water pressure, but the water inlet nozzle with the diaphragm pump structure on the market can not bear the large water pressure at present because of the diaphragm pump structure, and the defect puzzles the industry for many years. After the design scheme of the utility model is adopted, the water inlet end of the integrated diaphragm pump with the pressure relief function can be well applied under the condition of high water pressure, and the integrated diaphragm pump can be suitable for various equipment applications needing water pumping. The integrated diaphragm pump with the pressure relief function has wide popularization, and the situations that the leather cup 100 breaks and the product leaks under the condition that the diaphragm pump is connected with tap water under high water pressure are comprehensively eliminated, so that the effect of the product is improved, and the economic benefit created after the national popularization is immeasurable.

The integrated diaphragm pump of the present utility model can be used for directly connecting tap water, and the water inlet channel 61 can bear 10KG water pressure.

The foregoing is a further detailed description of the utility model in connection with the preferred embodiments, and it is not intended that the utility model be limited to the specific embodiments described. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the utility model, and these should be considered to be within the scope of the utility model.

Claims

1. An integrated diaphragm pump, characterized in that: including the pump body, medium plate (1), upper cover (6) and with the pressure release mechanism of pump body integration together, the upper portion of medium plate (1) is connected pressure release mechanism, the pump body includes negative pressure generation mechanism, valve block (10) and valve plate (8), valve block (10) are installed form the valve in valve plate (8), negative pressure generation mechanism is used for producing the negative pressure, pressure release mechanism with the pump body is passed through medium plate (1) and is connected, pressure release mechanism connects medium plate upper portion, pump body connection medium plate (1) lower part, medium plate (1) upper portion sets up medium plate inner chamber (12), pressure release mechanism includes pressure release piece (3), upper plate (4), top piece (5), elastic component (7), pressure release piece (3) are installed in medium plate inner chamber (12) of medium plate (1), upper plate (4) set up water hole (41), pressure release piece (3) with water hole (41) cooperation, top piece (5) set up water hole (41) top, elastic component (7) are in contact with medium plate (1) top (6), water passageway (61) are advanced respectively, the upper plate (4) is concavely provided with an upper plate upper cavity (42).

2. The integrated diaphragm pump of claim 1 wherein: the pressure release mechanism comprises a pressure release sealing gasket (2), the pressure release sealing gasket (2) is positioned between the middle plate (1) and the upper plate (4), the pressure release sheet (3) is positioned on the pressure release sealing gasket (2), and the top sheet (5) seals the water passing hole (41); the pressure release sealing gasket (2) is used for converting negative pressure generated by the negative pressure generating mechanism into upward moving force, and the pressure release sheet (3) is used for transmitting the kinetic energy of the pressure release sealing gasket (2) to the top sheet (5).

3. The integrated diaphragm pump of claim 2 wherein: the upper cover (6) is provided with a limiting hole, the top sheet (5) is positioned in the limiting hole, one end of the elastic piece (7) is connected with the upper cover (6), and the other end of the elastic piece (7) is connected with the top sheet (5).

4. The integrated diaphragm pump of claim 1 wherein: the novel water drainage device is characterized in that the middle plate (1) is provided with a middle plate inner cavity (12) and a middle plate outer cavity (13), the middle plate inner cavity (12) is communicated with the water drainage channel (11), the middle plate (1) is provided with a middle plate connecting hole, and the upper plate (4) is communicated with the middle plate connecting hole.

5. The integrated diaphragm pump of claim 4 wherein: the upper plate (4) is provided with an upper plate upper cavity (42) and an upper plate lower cavity (43), the upper plate (4) is provided with an upper plate connecting hole, and the middle plate (1) is communicated with the upper plate connecting hole.

6. The integrated diaphragm pump of claim 4 wherein: a pressing valve plate is arranged in the middle plate inner cavity (12), and a notch is formed in the pressing valve plate.

7. The integrated diaphragm pump of claim 1 wherein: the pressure release mechanism further comprises a sealing ring (300), and the sealing ring (300) is installed between the upper plate (4) and the upper cover (6).

8. An integrated diaphragm pump according to any of claims 1 to 7, wherein: the negative pressure generating mechanism comprises a driving mechanism, a leather cup (100) and a diced umbrella (200), wherein the driving mechanism is connected with the leather cup (100), the driving mechanism is used for driving the leather cup (100) to move, the leather cup (100) stretches to drive the diced umbrella (200) to open, the leather cup (100) compresses to drive the diced umbrella (200) to close, and negative pressure is generated through the movement of the leather cup (100).

9. The integrated diaphragm pump of claim 8 wherein: the leather cup (100) stretches to drive the umbrella runner (200) to open, and the valve plate (10) is closed; the cup (100) compresses to drive the umbrella runner (200) to be closed, and the valve plate (10) is opened.

10. The integrated diaphragm pump of claim 8 wherein: the driving mechanism comprises a motor, an eccentric wheel and a swinging frame, wherein the leather cup (100) is arranged on the swinging frame, the motor is connected with the eccentric wheel, the motor is used for driving the eccentric wheel to rotate, the eccentric wheel is connected with the swinging frame, and the eccentric wheel is used for driving the swinging frame and the leather cup (100) to reciprocate up and down.