CN214764589U

CN214764589U - Liquid foam generator

Info

Publication number: CN214764589U
Application number: CN202023296017.6U
Authority: CN
Inventors: 周贤智; 董小友
Original assignee: Dongguan Aoliwei Technology Co ltd
Current assignee: Dongguan Aoliwei Technology Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-11-19
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a liquid foam generator, including the shell, install in the base of shell bottom and install in the fluid reservoir at shell top, the piston mount pad is installed to the lower part in the shell, the upper portion of piston mount pad is equipped with the piston room, install the piston in the piston room, piston connection has a fore-and-aft connecting rod, the bottom of connecting rod is connected with a drive the drive arrangement of connecting rod up-and-down motion, the side of connecting rod be equipped with the travel switch that the drive arrangement electricity is connected, the top of piston mount pad be equipped with one with the fluid cylinder that the fluid reservoir is connected, the fluid cylinder lower part is equipped with a feed liquor chamber, the top cover of piston is located the feed liquor intracavity, the top in feed liquor chamber is equipped with a fore-and-aft import check valve. The utility model discloses simple structure, the foam emergence process links up smoothly in the same direction as, and the gas-liquid proportion changes for a short time, and control is accurate, and it is even to go out the bubble, goes out the bubble fine and smooth.

Description

Liquid foam generator

Technical Field

The utility model relates to a foam pump technical field, concretely relates to liquid foam generator.

Background

The existing liquid foam generator drives a connecting rod to drive a piston to work by utilizing a motor through an eccentric wheel, so that the sucked liquid (such as liquid soap, detergent and the like which can be used for preparing foam) is made into foam state for output, but the liquid inlet and the air inlet of the existing liquid foam generator are not communicated, the proportion of gas and liquid entering the liquid foam generator is greatly changed, the control is not accurate, the foam is not uniformly discharged, meanwhile, a power switch is complex in structure, the occupied space is large, the production cost is high, a foam discharging net is arranged in a gas-liquid mixing chamber, the foam is not fine and smooth enough, and the use of the liquid foam generator is influenced. Therefore, there is a need for improvements in the prior art to avoid the disadvantages of the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide a liquid foam generator with uniform gas-liquid mixing and fine foam generation.

The utility model discloses a realize through following technical scheme:

a liquid foam generator comprises a shell, a base arranged at the bottom of the shell and a liquid tank arranged at the top of the shell, wherein a piston mounting seat is arranged at the lower part in the shell, a piston chamber is arranged at the upper part of the piston mounting seat, a piston is arranged in the piston chamber, the piston is connected with a longitudinal connecting rod, the bottom of the connecting rod is connected with a driving device for driving the connecting rod to move up and down, a travel switch electrically connected with the driving device is arranged on the side of the connecting rod, a liquid cylinder connected with the liquid tank is arranged at the top of the piston mounting seat, a liquid inlet cavity is arranged at the lower part of the liquid cylinder, the top of the piston is sleeved in the liquid inlet cavity, a liquid cylinder piston sealing ring is sleeved at the top of the piston, a longitudinal inlet one-way valve is arranged at the top of the liquid inlet cavity, an outlet elbow communicated with the liquid inlet cavity is connected with the outside of the liquid cylinder, the connecting part of the liquid inlet cavity and the outlet elbow is provided with a transverse outlet one-way valve, the top of the outlet elbow is provided with a gas-liquid mixing chamber, the front side of the top of the shell is provided with a shell nozzle, the shell nozzle is internally provided with an elbow communicated with the gas-liquid mixing chamber, the upper part of the elbow is provided with a foam outlet net, the end part of the elbow is provided with a foam outlet nozzle, the bottom of the hydraulic cylinder is respectively provided with an air inlet port and an air outlet port communicated with the upper part of the piston chamber, the base is provided with an atmospheric air inlet, the air inlet port is connected with the atmospheric air inlet through an air inlet pipe, the air outlet port is connected with the gas-liquid mixing chamber through an air outlet pipe, the bottom of the connecting rod is provided with a clamping hook for hooking the air inlet pipe, the bottom of the piston supports against the air inlet pipe, batteries are arranged on both sides of the hydraulic cylinder, and a battery door for supporting the batteries is clamped on the rear side of the shell, the battery door is connected with a toggle power switch key which is propped against the connecting sheet in a sliding manner, the connecting rod is connected with the piston through a connecting rod shaft, and the top of the connecting rod is provided with a longitudinal runway-shaped through groove for mounting the connecting rod shaft.

Further, a piston air bag is mounted on the outer side of the piston, and the outer side of the piston air bag is clamped between the hydraulic cylinder and the piston mounting seat.

Further, the bottom of the piston is provided with a cylinder piston, the cylinder piston is sleeved in the piston chamber, the piston mounting seat and the hydraulic cylinder are integrally formed, a cylinder sealing ring is sleeved on the outer side of the cylinder piston, and a sealing ferrule is sleeved on the outer side of the piston.

Furthermore, the driving device comprises a motor, a worm connected with a motor shaft of the motor, a first gear connected with the worm, a second gear connected with the first gear and a third gear connected with the second gear, wherein the third gear is provided with an eccentric wheel, and the bottom of the connecting rod is provided with a strip-shaped through groove for connecting the eccentric wheel.

Further, an inlet check valve pressing block is arranged at the bottom of the inlet check valve, and an inlet check valve spring abutting against the inlet check valve pressing block is sleeved at the bottom of the inlet check valve.

Furthermore, the outlet one-way valve is provided with an outlet one-way valve rod which is in sliding connection with the outlet elbow, the outlet one-way valve rod is sleeved with an outlet one-way valve spring which is propped against the outlet elbow, and a sealing ring is sleeved on the outer side of the outlet one-way valve rod.

Furthermore, a control circuit board is arranged at the front part in the shell and connected with an infrared induction switch.

Further, a sealing element is sleeved on the inner side of the bottom of the elbow, and a connecting piece connected with the gas-liquid mixing chamber is sleeved on the inner side of the sealing element.

Furthermore, the left side and the right side in the shell are both provided with battery installation boxes for installing the batteries, and the battery installation boxes and the outlet elbows are integrally formed.

Further, a top cover is covered on the top of the shell nozzle, and a bottle cap is arranged at the bottom of the liquid tank.

Compared with the prior art, the utility model discloses a feed liquor chamber is equipped with to the hydraulic cylinder lower part, the top cover of piston is located in the feed liquor chamber, the top in feed liquor chamber is equipped with a fore-and-aft import check valve, the bottom of hydraulic cylinder is equipped with the interface of admitting air and the interface of giving vent to anger that communicates with piston room upper portion respectively, the interface of admitting air is connected with the atmosphere air inlet through the intake pipe, the interface of giving vent to anger is connected with the gas-liquid mixing chamber through the outlet duct, the bottom of connecting rod is equipped with a pothook that catches on the intake pipe, the bottom of piston supports the intake pipe, feed liquor chamber and outlet elbow junction are equipped with a horizontal export check valve, the top of outlet elbow is equipped with a gas-liquid mixing chamber, in the process of making the connecting rod upward movement, push down the intake pipe, the inlet channel closes, gas is discharged to the gas-liquid mixing chamber from the interface of giving vent to anger, the liquid in the feed liquor chamber is simultaneously extruded to the gas-liquid mixing chamber, spout from the play bubble mouth after the bubble net formation foam after the gas-liquid intensive mixing, the air outlet interface does not use a one-way valve, the air control precision is improved, in the downward movement process, the air inlet pipe is firstly separated from a clamping hook hooked on the bottom of the connecting rod, the piston is pulled downwards, the piston chamber is communicated with the air inlet through the air inlet pipe from the air inlet interface, meanwhile, liquid enters the liquid inlet cavity, the whole air outlet, liquid outlet, gas-liquid mixing, liquid inlet and air inlet processes are coherent and smooth, the gas-liquid ratio change is small, the control is accurate, the bubbles are uniformly discharged, the gas-liquid mixing chamber is arranged at the top of the outlet elbow, the upper part of the elbow is provided with the bubble discharging net, so that the gas-liquid mixing and the bubble discharging net are separated, the dense foam is favorably formed, batteries are arranged on both sides of the liquid cylinder, the battery connecting sheet door for supporting the batteries is clamped on the rear side of the shell, a connecting sheet is arranged between the batteries, and the battery door is connected with a toggle power switch key for supporting the batteries in a sliding manner, so that the structure of the power switch is simple, the occupied space is small, and the production cost is low.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic view of a first directional structure of the liquid foam generator of the present invention;

FIG. 2 is a schematic diagram of a second directional structure of the liquid foam generator of the present invention;

FIG. 3 is a front view of the liquid foam generator of the present invention;

FIG. 4 is a cross-sectional view A-A of FIG. 3;

FIG. 5 is a top view of the liquid foam generator of the present invention;

FIG. 6 is a cross-sectional view B-B of the piston airbag of FIG. 5 with the connecting rod at the lowermost end;

FIG. 7 is a cross-sectional view C-C of the piston airbag of FIG. 5 with the connecting rod at the lowermost end;

FIG. 8 is a cross-sectional view B-B of the connecting rod at the topmost end of the piston airbag of FIG. 5 as installed;

FIG. 9 is a cross-sectional view C-C of the connecting rod at the topmost end of the piston airbag of FIG. 5 as installed;

FIG. 10 is a cross-sectional view B-B of the cylinder piston of FIG. 5 with the connecting rod at the lowermost end;

FIG. 11 is a cross-sectional view C-C of the cylinder piston of FIG. 5 with the connecting rod at the lowermost end;

FIG. 12 is a cross-sectional view B-B of the connecting rod at the topmost end of the connecting rod when the cylinder piston is installed in FIG. 5;

FIG. 13 is a C-C cross-sectional view of the connecting rod at the topmost end of the connecting rod when the cylinder piston is installed in FIG. 5;

fig. 14 is a schematic structural diagram of the driving device of the present invention.

In the figure: 1-a housing; 2-a base; 3-a liquid tank; 4-a piston mount; 5-a piston chamber; 6-a piston; 7-piston airbag; 8-connecting rod; 9-a travel switch; 10-a liquid cylinder; 11-a liquid inlet cavity; 12-hydraulic cylinder piston seal ring; 13-inlet check valve; 14-outlet elbow; 15-outlet check valve; 16-a gas-liquid mixing chamber; 17-a housing mouth; 18-bend; 19-foaming the net; 20-a foam outlet; 21-atmospheric air inlet; 22-an air inlet pipe; 23-hook; 24-a battery; 25-a battery door; 26-connecting pieces; 27-toggle power switch key; 28-connecting rod shaft; 29-racetrack through slots; 30-a motor; 31-a worm; 32-a first gear; 33-a second gear; 34-a third gear; 35-eccentric wheel; 36-long strip-shaped through grooves; 37-inlet check valve pressing block; 38-inlet check valve spring; 39-outlet one-way valve stem; 40-outlet check valve spring; 41-control circuit board; 42-infrared inductive switch; 43-a seal; 44-a connector; 45-battery installation case; 46-a top cover; 47-bottle cap; 48-sealing ring; 49-cylinder piston; 50-cylinder sealing ring; 51-sealing ferrule.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 14, the utility model relates to a liquid foam generator, which comprises a housing 1, a base 2 installed at the bottom of the housing 1 and a liquid tank 3 installed at the top of the housing 1, a piston installation seat 4 is installed at the lower part in the housing 1, a piston chamber 5 is arranged at the upper part of the piston installation seat 4, a piston 6 is installed in the piston chamber 5, the piston 6 is connected with a longitudinal connecting rod 8, the bottom of the connecting rod 8 is connected with a driving device for driving the connecting rod 8 to move up and down, a travel switch 9 electrically connected with the driving device is arranged at the side of the connecting rod 8, a liquid cylinder 10 connected with the liquid tank 3 is arranged at the top of the piston installation seat 4, a liquid inlet cavity 11 is arranged at the lower part of the liquid cylinder 10, the top of the piston 7 is sleeved in the liquid inlet cavity 11, a liquid cylinder piston sealing ring 12 is sleeved at the top of the piston 7, a longitudinal inlet one-way valve 3 is arranged at the top of the liquid inlet cavity 11, an outlet elbow 14 communicated with the liquid inlet cavity 11 is connected at the outer side of the top of the liquid cylinder 10, a transverse outlet one-way valve 15 is arranged at the joint of the liquid inlet cavity 11 and the outlet elbow 14, a gas-liquid mixing chamber 16 is arranged at the top of the outlet elbow 14, a shell nozzle 17 is arranged at the front side of the top of the shell 1, an elbow 18 communicated with the gas-liquid mixing chamber 16 is arranged in the shell nozzle 17, a foam outlet net 19 is arranged at the upper part of the elbow 18, a foam outlet nozzle 20 is arranged at the end part of the elbow 18, an air inlet port and an air outlet port communicated with the upper part of the piston chamber 5 are respectively arranged at the bottom of the hydraulic cylinder 10, the base 2 is provided with an atmospheric air inlet 21, the air inlet port is connected with the atmospheric air inlet 21 through an air inlet pipe 22, the air outlet port is connected with the gas-liquid mixing chamber 16 through an air outlet pipe, a clamping hook 23 hooking the air inlet pipe 22 is arranged at the bottom of the connecting rod 8, the air inlet pipe 22 is propped against the bottom of the piston 7, batteries 24 are respectively arranged at two sides of the hydraulic cylinder 10, a battery door 25 propped against the batteries 24 is clamped at the rear side of the shell 1, and a connecting sheet 26 is arranged between the batteries 24, the battery door 25 is connected with a toggle power switch key 27 which is propped against the connecting sheet 23 in a sliding way, the connecting rod 8 is connected with the piston 7 through a connecting rod shaft 28, and the top of the connecting rod 8 is provided with a longitudinal runway-shaped through groove 29 for installing the connecting rod shaft 28. A liquid inlet cavity 11 is arranged at the lower part of a liquid cylinder 10, the top of a piston 7 is sleeved in the liquid inlet cavity 11, a longitudinal inlet one-way valve 15 is arranged at the top of the liquid inlet cavity 11, an air inlet interface and an air outlet interface which are communicated with the upper part of a piston chamber 5 are respectively arranged at the bottom of the liquid cylinder 10, the air inlet interface is connected with an atmospheric air inlet 21 through an air inlet pipe 22, the air outlet interface is connected with a gas-liquid mixing chamber 16 through an air outlet pipe, a clamping hook 23 which hooks the air inlet pipe 22 is arranged at the bottom of a connecting rod 8, the bottom of the piston 7 is propped against the air inlet pipe 22, a transverse outlet one-way valve 15 is arranged at the connection part of the liquid inlet cavity 11 and an outlet elbow 14, a gas-liquid mixing chamber 16 is arranged at the top of the outlet elbow 14, so that the air inlet pipe 22 is pressed in the upward movement process of the connecting rod 8, an air inlet channel is closed, gas is discharged into the gas-liquid mixing chamber 16 from the air outlet interface, and liquid in the liquid inlet cavity 11 is simultaneously extruded into the gas-liquid mixing chamber 16, gas and liquid are fully mixed and then form foam through the foam outlet net 19 and then are sprayed out from the foam outlet nozzle 20, a gas outlet port does not use a one-way valve, the gas control precision is improved, in the downward movement process, the gas inlet pipe 22 is firstly separated from the clamping hook 23 which is hooked on the bottom of the connecting rod 8 and is connected with the air inlet port 21 through the gas inlet pipe, the piston 6 is pulled downwards, the piston chamber 5 is communicated with the air inlet port 21 through the gas inlet pipe and is filled with gas, meanwhile, the liquid enters the liquid inlet cavity 11, the whole gas outlet, liquid outlet, gas-liquid mixing, liquid inlet and gas inlet processes are coherent and smooth, the gas-liquid ratio change is small, the control is accurate, the foam outlet is uniform, a gas-liquid mixing chamber 16 is arranged at the top of the outlet elbow 14, the foam outlet net 19 is arranged at the upper part of the elbow 18, the gas-liquid mixing and the foam outlet net 19 are separated, the formation of the dense foam is facilitated, the batteries 24 are arranged at two sides of the liquid cylinder 10, and the battery door 25 of the battery 24 is clamped at the rear side of the shell 1, a connecting sheet 26 is arranged between the batteries 24, and a battery door 25 is connected with a toggle power switch key 27 which is propped against the connecting sheet 26 in a sliding way, so that the power switch has a simple structure, small occupied space and low production cost.

As a specific implementation mode, a piston air bag 7 is installed on the outer side of the piston 6, the outer side of the piston air bag 7 is clamped between the hydraulic cylinder 10 and the piston installation seat 4, air inlet is smooth, and the connection performance is good.

As another specific embodiment, a cylinder piston 49 is disposed at the bottom of the piston 6, the cylinder piston 49 is sleeved in the piston chamber 5, the piston mounting seat 4 and the hydraulic cylinder 10 are integrally formed, a cylinder sealing ring 50 is sleeved outside the cylinder piston 7, and a sealing collar 51 is sleeved outside the piston 6, so that air inlet is rapid and sealing performance is good.

When the connecting rod 8 moves downwards, the air inlet pipe 22 is firstly loosened, then the piston 7 is driven to move downwards, and when the connecting rod moves upwards, the air inlet pipe 22 is firstly pressed, then the piston 7 is driven to move upwards, so that air inlet and air exhaust are effectively controlled.

The driving device comprises a motor 30, a worm 31 connected with a motor shaft of the motor 30, a first gear 32 connected with the worm 31, a second gear 33 connected with the first gear 32 and a third gear 34 connected with the second gear 33, wherein the third gear 34 is provided with an eccentric wheel 35, and the bottom of the connecting rod 8 is provided with a long strip-shaped through groove 36 connected with the eccentric wheel 35, so that the up-and-down movement of the connecting rod 8 is coherent and stable.

An inlet check valve pressing block 37 is arranged at the bottom of the inlet check valve 13, and an inlet check valve spring 38 for supporting the inlet check valve pressing block 37 is sleeved at the bottom of the inlet check valve 13, so that the inlet check valve 13 can be reset smoothly.

The outlet one-way valve 15 is provided with an outlet one-way valve rod 39 which is in sliding connection with the outlet elbow 14, the outlet one-way valve rod 39 is sleeved with an outlet one-way valve spring 40 which is propped against the outlet elbow 14, and the outer side of the outlet one-way valve rod 39 is sleeved with a sealing ring 48 to enable the outlet one-way valve 15 to be in soft contact sealing.

The front part in the shell 1 is provided with a control circuit board 41, and the control circuit board 41 is connected with an infrared induction switch 42 to induce human bodies.

The inner side of the bottom of the elbow 18 is sleeved with a sealing element 43, and the inner side of the sealing element 43 is sleeved with a connecting piece 44 connected with the gas-liquid mixing chamber 16, so that the tightness of connection between the elbow 18 and the gas-liquid mixing chamber 16 is ensured.

The left and right sides in the shell 1 all is equipped with the battery install bin 45 that supplies battery 24 to install, and battery install bin 45 and export elbow 14 integrated into one piece make things convenient for battery 24's fixed mounting and the setting of stirring switch key 27.

The top of the shell mouth 17 is covered with a top cover 46, and the bottom of the liquid tank 3 is provided with a bottle cap 47, which is beneficial to the installation of the liquid tank 3 and the filling of liquid.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A liquid foam generator characterized by: the device comprises a shell, a base arranged at the bottom of the shell and a liquid tank arranged at the top of the shell, wherein a piston mounting seat is arranged at the lower part in the shell, a piston chamber is arranged at the upper part of the piston mounting seat, a piston is arranged in the piston chamber, the piston is connected with a longitudinal connecting rod, the bottom of the connecting rod is connected with a driving device for driving the connecting rod to move up and down, a travel switch electrically connected with the driving device is arranged on the side of the connecting rod, a liquid cylinder connected with the liquid tank is arranged at the top of the piston mounting seat, a liquid inlet cavity is arranged at the lower part of the liquid cylinder, the top of the piston is sleeved in the liquid inlet cavity, a liquid cylinder piston sealing ring is sleeved at the top of the piston, a longitudinal inlet one-way valve is arranged at the top of the liquid cylinder, and the outer side of the top of the liquid cylinder is connected with an outlet elbow communicated with the liquid inlet cavity, the connecting part of the liquid inlet cavity and the outlet elbow is provided with a transverse outlet one-way valve, the top of the outlet elbow is provided with a gas-liquid mixing chamber, the front side of the top of the shell is provided with a shell nozzle, the shell nozzle is internally provided with an elbow communicated with the gas-liquid mixing chamber, the upper part of the elbow is provided with a foam outlet net, the end part of the elbow is provided with a foam outlet nozzle, the bottom of the hydraulic cylinder is respectively provided with an air inlet port and an air outlet port communicated with the upper part of the piston chamber, the base is provided with an atmospheric air inlet, the air inlet port is connected with the atmospheric air inlet through an air inlet pipe, the air outlet port is connected with the gas-liquid mixing chamber through an air outlet pipe, the bottom of the connecting rod is provided with a clamping hook for hooking the air inlet pipe, the bottom of the piston supports against the air inlet pipe, batteries are arranged on both sides of the hydraulic cylinder, and a battery door for supporting the batteries is clamped on the rear side of the shell, the battery door is connected with a toggle power switch key which is propped against the connecting sheet in a sliding manner, the connecting rod is connected with the piston through a connecting rod shaft, and the top of the connecting rod is provided with a longitudinal runway-shaped through groove for mounting the connecting rod shaft.

2. The liquid foam generator of claim 1, wherein: and a piston air bag is arranged on the outer side of the piston, and the outer side of the piston air bag is clamped between the hydraulic cylinder and the piston mounting seat.

3. The liquid foam generator of claim 1, wherein: the bottom of the piston is provided with a cylinder piston, the cylinder piston is sleeved in the piston chamber, the piston mounting seat and the hydraulic cylinder are integrally formed, the outer side of the cylinder piston is sleeved with a cylinder sealing ring, and the outer side of the piston is sleeved with a sealing ferrule.

4. The liquid foam generator of claim 1, wherein: the driving device comprises a motor, a worm connected with a motor shaft of the motor, a first gear connected with the worm, a second gear connected with the first gear and a third gear connected with the second gear, wherein the third gear is provided with an eccentric wheel, and the bottom of the connecting rod is provided with a long strip-shaped through groove for connecting the eccentric wheel.

5. The liquid foam generator of claim 1, wherein: an inlet check valve pressing block is arranged at the bottom of the inlet check valve, and an inlet check valve spring abutting against the inlet check valve pressing block is sleeved at the bottom of the inlet check valve.

6. The liquid foam generator of claim 1, wherein: the outlet one-way valve is provided with an outlet one-way valve rod which is in sliding connection with the outlet elbow, the outlet one-way valve rod is sleeved with an outlet one-way valve spring which is propped against the outlet elbow, and a sealing ring is sleeved on the outer side of the outlet one-way valve rod.

7. The liquid foam generator of claim 1, wherein: the front part in the shell is provided with a control circuit board, and the control circuit board is connected with an infrared induction switch.

8. The liquid foam generator of claim 1, wherein: the inner side of the bottom of the elbow is sleeved with a sealing element, and the inner side of the sealing element is sleeved with a connecting piece connected with the gas-liquid mixing chamber.

9. The liquid foam generator of claim 1, wherein: the left and right sides in the shell all is equipped with the confession the battery install bin of battery installation, the battery install bin with export elbow integrated into one piece.

10. The liquid foam generator of claim 1, wherein: the top cover of the shell nozzle is covered with a top cover, and the bottom of the liquid tank is provided with a bottle cap.