CN114087172A

CN114087172A - Flow dividing and gathering head and water pump

Info

Publication number: CN114087172A
Application number: CN202111414775.XA
Authority: CN
Inventors: 褚佳峰; 王彦; 孙乐
Original assignee: Shanghai Bangya Biotechnology Co ltd
Current assignee: Shanghai Bangya Biotechnology Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-02-25

Abstract

The invention relates to the technical field of water pumps, in particular to a flow dividing and gathering head and a water pump, which comprise a cover body, wherein the cover body comprises an upper cover and a lower cover, the upper cover is provided with a liquid inlet and a liquid outlet, the lower cover is provided with a first annular flow dividing groove, a second annular flow dividing groove and a third cross-shaped flow dividing groove, the first flow dividing groove is internally provided with a plurality of liquid inlet holes, the second flow dividing groove is internally provided with a plurality of liquid outlet holes, an annular first retaining wall is arranged between the first flow dividing groove and the second flow dividing groove, and the third flow dividing groove is positioned at the inner ring of the second flow dividing groove and forms a cross-shaped structure through the second retaining wall; the liquid inlet is communicated with one of the liquid inlet holes, and the liquid outlet is communicated with the third diversion groove. The annular and cross-shaped shunting grooves are arranged on the lower cover, and the shunting grooves and the upper cover are sealed to form a liquid flow channel, so that the liquid is reasonably shunted and collected, the resistance of the fluid is reduced, and the load and the energy consumption of the motor are reduced.

Description

Flow dividing and gathering head and water pump

Technical Field

The invention relates to the technical field of water pumps, in particular to a flow dividing and gathering head and a water pump.

Background

The small water pump is widely used in various aspects of life, a liquid outlet and a liquid inlet of the traditional small water pump enter the silica gel bag through two holes, two cavities or three cavities are adopted to seal through the flash nail, and then the liquid is driven by the motor to enter and exit. The existing water pump has the defect of large liquid flow resistance, thereby causing large load and high energy consumption of a motor.

Disclosure of Invention

The invention solves the problems of large load and high energy consumption of a motor caused by large liquid flow resistance of a water pump in the related technology, and provides a shunting and collecting head. In addition, the invention also provides a water pump comprising the flow dividing and gathering head.

In order to solve the technical problems, the invention is realized by the following technical scheme: a flow dividing and gathering head comprises a cover body, wherein the cover body comprises an upper cover and a lower cover, the upper cover is provided with a liquid inlet and a liquid outlet, the lower cover is provided with a first annular flow dividing groove, a second annular flow dividing groove and a third cross flow dividing groove, a plurality of liquid inlet holes are formed in the first flow dividing groove, a plurality of liquid outlet holes are formed in the second flow dividing groove, an annular first retaining wall is arranged between the first flow dividing groove and the second flow dividing groove, and the third flow dividing groove is positioned in an inner ring of the second flow dividing groove and forms a cross structure through the second retaining wall; the liquid inlet is communicated with one of the liquid inlet holes, and the liquid outlet is communicated with the third diversion groove.

As preferred scheme, there are 4 and 4 play liquid holes play liquid hole just to the third reposition of redundant personnel groove of cross.

As the preferred scheme, there are 4 liquid inlet holes, and 4 liquid inlet holes are also opposite to the cross-shaped third diversion trench.

Preferably, the upper cover and the lower cover are welded by ultrasonic waves.

In another aspect of the invention, a water pump is also provided, which comprises the flow dividing and collecting head.

Preferably, the method further comprises the following steps:

the pump body comprises a valve body assembly and a driving assembly, the valve body assembly is connected with the cover body, and a plurality of pump cavities are formed between the driving assembly and the valve body assembly;

the pump body is arranged between the cavity seat and the cover body;

a base for mounting a drive assembly.

According to the preferable scheme, the valve body assembly comprises a valve plate and a gasket, the valve plate is connected with the cover body, the gasket is installed on one side, away from the cover body, of the valve plate, a first through hole and a second through hole are formed in the valve plate, and a first overflowing hole and a second overflowing hole are formed in the gasket.

Preferably, the driving assembly comprises a motor and a connecting assembly, the pump cavity is formed by a tower piece and a gasket, and the motor drives the connecting assembly to swing and rotate.

Preferably, the connecting assembly comprises a cam, a connecting rod and a driving plate, the cam is driven by a motor, one end of the connecting rod is connected with the cam, and the other end of the connecting rod is connected with the driving plate.

Compared with the prior art, the invention has the beneficial effects that: the annular and cross-shaped shunting grooves are arranged on the lower cover, and the shunting grooves and the upper cover are sealed to form a liquid flow channel, so that the liquid is reasonably shunted and collected, the resistance of the fluid is reduced, and the load and the energy consumption of the motor are reduced.

Drawings

FIG. 1 is a schematic view of the overall configuration of a flow splitting and focusing head of the present invention;

FIG. 2 is an exploded view of the shunt aggregation head of the present invention;

FIG. 3 is a schematic view of the construction of the lower cover of the present invention;

FIG. 4 is a schematic view of the overall structure of the water pump of the present invention;

FIG. 5 is an exploded view of the water pump of the present invention;

FIG. 6 is a schematic view of the structure of the pump body of the present invention;

FIG. 7 is an exploded view of the valve body assembly of the present invention;

FIG. 8 is an exploded view of the drive assembly of the present invention;

FIG. 9 is a schematic view of the structure of the tower of the present invention.

In the figure:

1. the cover body, 11, the upper cover, 111, the inlet, 112, the liquid outlet, 12, the lower cover, 121, first diversion groove, 122, the second diversion groove, 123, the third diversion groove, 124, the feed liquor hole, 125, go out the liquid hole, 126, first barricade, 127, the second barricade, 2, the pump body, 21, the valve body subassembly, 211, the valve block, 2111, first through-hole, 2112, the second through-hole, 212, the gasket, 2121, first overflowing hole, 2122, the second overflowing hole, 22, the drive assembly, 221, the motor, 222, the coupling assembling, the cam, 2222, the connecting rod, 2223, the drive plate, 23, the tower piece, 231, the pump chamber, 232, the concave part, 3, the die cavity seat, 4, the base.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

Example 1

As shown in fig. 1 to 3, a flow dividing and collecting head includes a cover body 1, the cover body 1 includes an upper cover 11 and a lower cover 12, the upper cover 11 is provided with a liquid inlet 111 and a liquid outlet 112, the lower cover 12 is provided with a first annular flow dividing groove 121, a second annular flow dividing groove 122 and a third cross flow dividing groove 123, the first flow dividing groove 121 is provided with a plurality of liquid inlet holes 124, the second flow dividing groove 122 is provided with a plurality of liquid outlet holes 125, an annular first retaining wall 126 is provided between the first flow dividing groove 121 and the second flow dividing groove 122, the third flow dividing groove 123 is located at an inner ring of the second flow dividing groove 122 and forms a cross structure through the second retaining wall 127; the liquid inlet 111 is communicated with one of the liquid inlet holes 124, the liquid outlet 112 is communicated with the third diversion groove 123, so that the liquid entering from the liquid inlet 111 is divided by the liquid inlet hole 124 and the first diversion groove 121 of the first diversion groove 121, and when the liquid is discharged, the liquid is converged by the annular second diversion groove 122 and the cross-shaped third diversion groove 123 through the liquid outlet hole 125 and finally flows out from the liquid outlet 112.

In one embodiment, there are 4

exit holes

124 and 4 exit holes 124 are opposite to the cross-shaped third diversion trench 123, so that the liquid can be better collected.

In one embodiment, there are also 4

liquid inlet holes

122, and 4 liquid inlet holes 122 are also aligned with the cross-shaped third diversion groove 123, so that the liquid can be better diverted.

In one embodiment, the upper cover 11 and the lower cover 12 are welded by ultrasonic waves to enhance the sealing property between the two.

Example 2

In another aspect of the present invention, there is also provided a water pump including the flow dividing and collecting head of embodiment 1.

In addition, the pump body 2, the cavity seat 3 and the base 4 are further included, the pump body 2 includes a valve body assembly 21 and a driving assembly 22, the valve body assembly 21 is connected with the

cover body

1, and 4 pump cavities 231 are formed between the driving assembly 22 and the valve body assembly 21; the pump body 2 is arranged between the cavity base 3 and the cover body 1; the base 4 is used to mount a drive assembly 22.

The liquid entering from the liquid inlet 11 is divided by the liquid inlet hole 124 and the first flow dividing groove 121, enters the lower 4 pump chambers 231 through the valve body assembly 21, is driven by the driving assembly 22 to push out the liquid in the 4 pump chambers 231, finally passes through the 4 liquid outlet holes 125, is collected by the annular second flow dividing groove 122 and the cross-shaped third flow dividing groove 123, and finally flows out from the liquid outlet 112.

In an embodiment, the valve body assembly 21 includes a valve plate 211 and a gasket 212, the valve plate 211 is connected to the cover 1, the gasket 212 is installed on one side of the valve plate 211, which is far away from the cover 1, the valve plate 211 is provided with 4 first through

holes

2111 and 4 second through holes 2112, wherein the first through holes 2111 are semicircular holes, the second through holes 2112 are circular holes, the gasket 212 is provided with 4 first through

holes

2121 and 4 second through holes 2122, the positions of the 4 first through holes 2111 and the first through holes 2121 correspond to the positions of the 4 liquid inlet holes 124 one to one, the positions of the 4 second through holes 2112 and the 4 second through holes 2122 correspond to the positions of the 4 liquid outlet holes 125 one to one, in addition, the peripheries of the 4 first through holes 2121 and the 4 second through holes 2122 enclose an independent area through a barrier strip, so that liquid can be enclosed in the independent area without causing streaming.

In one embodiment, the driving assembly 22 includes a motor 221 and a connecting assembly 222, the motor 221 is mounted on the base 4, a receiving cavity is formed between the cavity base 3 and the base 4, the connecting assembly 222 is located in the receiving cavity, the pump cavity 231 is formed by the tower 23 and the gasket 212, and the motor 221 drives the connecting assembly 222 to swing.

In one embodiment, the connection assembly 222 includes a cam 2221, a connection rod 2222, and a driving plate 2223, the cam 2221 is driven by a motor 221, one end of the connection rod 2222 is connected to the cam 2221, and the other end is connected to the driving plate 2223, specifically, the cam 2221 is provided with a support hole, a support column is disposed at the center of the driving plate 2223, a limit hole is formed in the support column, one end of the connection rod 2222 extends into the support hole to be supported, and the other end extends into the limit hole, four sets of driving holes are circumferentially disposed on the driving plate 2223, a concave portion 232 is formed at one end of the tower 23 away from the pump cavity 231, the concave portion 232 extends into the driving hole, the motor 221 rotates to drive the cam 2221 and the connection rod 2222 to rotate, the connection rod 2222 drives the support column and the driving hole to perform circumferential deflection motion around the center of the pump cavity 2223, and the motion of the driving hole drives the tower 23 to reciprocate to increase or decrease the volume of the pump cavity 231, so as to suck in the liquid and gas in the pump cavity 231, And (4) discharging.

The above embodiments are preferred embodiments of the present invention, and those skilled in the art can make variations and modifications to the above embodiments, therefore, the present invention is not limited to the above embodiments, and any obvious improvements, substitutions or modifications made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. A flow distribution and collection head, comprising: the improved cover comprises a cover body (1), wherein the cover body (1) comprises an upper cover (11) and a lower cover (12), a liquid inlet (111) and a liquid outlet (112) are formed in the upper cover (11), a first annular distribution groove (121), a second annular distribution groove (122) and a third cross-shaped distribution groove (123) are formed in the lower cover (12), a plurality of liquid inlet holes (124) are formed in the first distribution groove (121), a plurality of liquid outlet holes (125) are formed in the second distribution groove (122), a first annular retaining wall (126) is arranged between the first distribution groove (121) and the second distribution groove (122), and the third distribution groove (123) is located in an inner ring of the second distribution groove (122) and forms a cross-shaped structure through the second retaining wall (127); the liquid inlet (111) is communicated with one of the liquid inlet holes (124), and the liquid outlet (112) is communicated with the third shunting groove (123).

2. The flow dividing concentrator head of claim 1, wherein: go out liquid hole (124) have 4 and 4 go out liquid hole (124) just to cross third shunting groove (123).

3. The flow dividing concentrator head of claim 2, wherein: the liquid inlet holes (122) are also 4, and the liquid inlet holes (122) are also opposite to the cross-shaped third diversion grooves (123).

4. The flow dividing concentrator head of claim 1, wherein: the upper cover (11) and the lower cover (12) are welded by ultrasonic waves.

5. A water pump, characterized by: comprising a flow dividing and collecting head according to any of claims 1 to 4.

6. The water pump of claim 5, further comprising:

the pump body (2), the pump body (2) includes valve body assembly (21) and drive assembly (22), the said valve body assembly (21) couples to body of the cover (1), form several pump chambers (231) between the said drive assembly (22) and valve body assembly (21);

the pump body (2) is arranged between the cavity seat (3) and the cover body (1);

a base (4), the base (4) being for mounting a drive assembly (22).

7. The water pump of claim 6, wherein: valve body subassembly (21) include valve block (211) and gasket (212), valve block (211) are connected with lid (1), one side of lid (1) is kept away from in valve block (211) is installed in gasket (212), first through-hole (2111) and second through-hole (2112) have been seted up on valve block (211), first overflowing hole (2121) and second overflowing hole (2122) have been seted up on gasket (212).

8. The water pump of claim 6, wherein: the driving assembly (22) comprises a motor (221) and a connecting assembly (222), the pump cavity (231) is formed by a tower piece (23) and a gasket (212), and the motor (221) drives the connecting assembly (222) to swing.

9. The water pump of claim 8, wherein: the connecting assembly (222) comprises a cam (2221), a connecting rod (2222) and a driving plate (2223), the cam (2221) is driven by a motor (221), one end of the connecting rod (2222) is connected with the cam (2221), and the other end of the connecting rod is connected with the driving plate (2223).