CN219048197U

CN219048197U - Novel electric foam pump

Info

Publication number: CN219048197U
Application number: CN202223391620.1U
Authority: CN
Inventors: 刘子豪
Original assignee: Xiamen Hangjia Technology Co ltd
Current assignee: Xiamen Hangjia Technology Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-05-23
Anticipated expiration: 2032-12-16

Abstract

The utility model discloses a novel electric foam pump, which comprises an electric pump, a nozzle and a filter screen, wherein the upper end of the electric pump is provided with a liquid outlet pipe, a mixing cavity communicated with the liquid outlet pipe is arranged in the electric pump, a gas guide hole and a liquid guide hole are arranged in the mixing cavity, the nozzle is detachably arranged on the liquid outlet pipe, and the filter screen is arranged in the nozzle. Compared with the prior art, the filter screen is arranged at the water outlet part at the outer side of the electric pump, so that the filter screen and the nozzle are convenient to detach and clean, and the electric pump is more convenient to use.

Description

Novel electric foam pump

Technical Field

The utility model relates to a foam pump, in particular to a novel electric foam pump.

Background

Foam pumps are devices that produce and spray foam by mixing a gas and a liquid. In the prior art, electric foam pumps are widely used, for example, the utility model patent of patent application number 202220591476.7 discloses an electric foam pump, which is used for pumping a facial cleaning liquid into a gas-liquid mixing cavity to be fully mixed with air, mixing the liquid and the air in proportion to produce foam, and then dividing the produced foam into fine Mu Sizhuang foam to be sprayed out through a filter screen plug and a foam nozzle. However, such foam pumps have the following drawbacks in construction and use:

because the foam needs to refine and filter through the filter screen plug, fine Mu Sizhuang foam can be sprayed out, however, the filter screen plug in the prior art is mainly arranged in a gas-liquid mixing cavity of a foam pump, and the filter screen plug cannot be detached. When the washing liquid with high viscosity or particles is replaced, the filter screen is easy to block, so that foam cannot be sprayed out from the foam nozzle, the phenomenon of blocking occurs, and at the moment, a user cannot detach the filter screen plug to clean the filter screen plug by himself, so that the machine is scrapped. In addition, when the existing foam pump is used for pumping high-viscosity washing liquid, the pumping efficiency is obviously reduced, and liquid cannot be pumped frequently. Therefore, in order to avoid the above phenomena, the foam pump can only use the washing liquid with specific viscosity provided by manufacturers, thereby increasing the use cost of users and limiting the freedom of the users to use different types of detergents. In view of this, the present applicant has made intensive studies with respect to the above problems, and has made the present utility model.

Disclosure of Invention

The utility model mainly aims to provide a novel electric foam pump, wherein a filter screen is arranged at a water outlet part at the outer side of the electric pump, so that the filter screen and a nozzle are convenient to detach and clean, and the novel electric foam pump is more convenient to use.

In order to achieve the above object, the solution of the present utility model is:

the utility model provides a novel electronic foam pump, includes electric pump, nozzle and filter screen, electric pump's upper end is equipped with the drain pipe, and electric pump's inside is equipped with the hybrid chamber with the drain pipe intercommunication, is equipped with air vent and drain hole in the hybrid chamber, nozzle demountable installation is on the drain pipe, the filter screen sets up inside the nozzle.

Furthermore, an installation cavity is arranged in the nozzle, two filter screens are installed in the installation cavity, a spacer bush and a sealing ring are also arranged in the installation cavity, and the two filter screens are separated by the spacer bush.

Further, the nozzle further comprises a connecting seat, a sliding clamping groove is formed in the inner side wall of the connecting seat, a sliding clamping block matched with the sliding clamping groove in a clamping manner is arranged on the nozzle, a water inlet pipe is arranged on the connecting seat, and the water inlet pipe is detachably connected with the liquid outlet pipe.

Further, the water inlet pipe and the liquid outlet pipe are detachably connected through a connecting pipe.

Further, the electric pump comprises a pump assembly and a power assembly, the pump assembly comprises a pump upper cover, a baffle seat and a pump base which are connected up and down in sequence, the pump upper cover is provided with a mixing drum, a liquid outlet pipe is arranged on the mixing drum, a mixing cavity is arranged at the middle position of the baffle seat, a water stop valve is arranged in the mixing cavity, a liquid storage cavity and a gas storage cavity are further arranged on the baffle seat, a liquid outlet hole which is communicated is formed in the liquid storage cavity, an air outlet hole is formed in the gas storage cavity, a suction groove is formed in the lower surface of the baffle seat below the liquid storage cavity and the gas storage cavity, a valve plate is arranged in the suction groove, an air inlet hole is formed in the upper cover of the pump, an installation groove which corresponds to the suction groove is formed in the pump base, and the power assembly is arranged on the pump base.

Further, the baffle seat is provided with a liquid inlet pipe on the side wall of the liquid storage cavity, and the liquid inlet pipe is communicated with the liquid storage cavity.

Further, power pack includes motor, eccentric wheel, leather cup frame and leather cup, the leather cup is including connecting first leather cup unit and the second leather cup unit in the mounting groove, first leather cup unit sets up the below in the stock solution chamber, and the second leather cup unit sets up the below in the air storage chamber, the leather cup frame includes a plurality of linking arms, the lower extreme and the linking arm of first leather cup unit and second leather cup unit are connected, be connected in the power take off of eccentric wheel and motor, the lower extreme and the eccentric wheel of leather cup frame pass through drive shaft transmission and are connected.

Further, the first leather cup units are arranged in one, the second leather cup units are arranged in three, and the first leather cup units and the second leather cup units are arranged in a matrix.

Further, the wall thickness of the first cup unit is larger than that of the second cup unit.

Further, the connecting arms are gradually arranged in a downward inclination mode along the outer side direction of the center.

Compared with the prior art, the beneficial effect lies in that, this novel filter screen is installed in the nozzle and is not installed in the electric pump subassembly, makes filter screen and nozzle can dismantle when using like this, when the nozzle takes place to block up, can be quick dismantle the nozzle to wash the inside filter screen of nozzle, ensure that the foam pump can continue normal use. And the nozzle has a simple structure, and is more convenient to assemble and disassemble.

Drawings

Fig. 1 is an exploded view of the structure of the present utility model.

Fig. 2 is a perspective view of the outline structure of the present utility model.

FIG. 3 is a schematic view of the installation of a nozzle and a filter screen.

Fig. 4 is a perspective view of the upper end structure of the separator seat.

Fig. 5 is a perspective view of the lower end structure of the separator seat.

Fig. 6 is a perspective view of the external structure of the connecting seat.

In the figure:

an electric pump-1; a nozzle-2; a mounting cavity-21; spacer bush-22; a seal ring-23;

a connecting seat-24; sliding card slot-241; a sliding block-25; a pump assembly-3; pump top cover-31;

mixing drum-311; a liquid outlet pipe-312; an air inlet hole-313; a separator seat-32; a mixing chamber-321;

a reservoir-322; a liquid outlet hole-3221; a gas storage cavity-323; an air outlet hole-3231;

a liquid guiding hole-324; air vent-325; suction groove-326; pump base-33; a mounting groove-331;

a water stop valve-34; a liquid inlet pipe-35; valve plate-36; a power assembly-4; a motor-41;

eccentric wheel-42; a cup holder-43; a connecting arm-431; leather cup-44;

a first cup unit-441; a second cup unit-442; filter screen-5.

Detailed Description

In order to further explain the technical scheme of the utility model, the utility model is explained in detail by specific examples.

As shown in fig. 1-6, a novel electric foam pump comprises an electric pump 1, a nozzle 2 and a filter screen 5, wherein a liquid outlet pipe 312 is arranged at the upper end of the electric pump 1, a mixing cavity 321 communicated with the liquid outlet pipe 312 is arranged in the electric pump 1, an air guide hole 325 and a liquid guide hole 324 are arranged in the mixing cavity 321, the nozzle 2 is detachably arranged on the liquid outlet pipe 312, and the filter screen 5 is arranged inside the nozzle 2.

More specifically, in this embodiment, the inside of the nozzle 2 is provided with a mounting cavity 21, two filter screens 5 are mounted in the mounting cavity 21, a spacer 22 and a sealing ring 23 are further provided in the mounting cavity 21, the spacer 22 is embedded in the mounting cavity 21, a spacing boss is provided on the spacer 22, the two filter screens 5 are separately mounted on two sides of the spacing boss, and the outer side of the filter screens 5 is sealed by the sealing ring 23. The nozzle 2 further comprises a connection seat 24, which connection seat 24 provides this seal to the mounting cavity 21. Be equipped with slip draw-in groove 241 on the inside wall of connecting seat 24, be equipped with on the rear end lateral wall of nozzle 2 with slip draw-in groove 241 mutually supporting the slip fixture block 25 of buckle, during the dismouting, stretch into in connecting seat 24 with the rear end of nozzle 2, make slip fixture block 25 and slip draw-in groove 241 align, then rotatory nozzle, with slip fixture block 25 and the mutual block of slip draw-in groove 241 for the shower nozzle dismouting is more convenient, helps dismantling the shower nozzle fast when the shower nozzle blocks up, and washs the inside filter screen 5 of shower nozzle, ensures that the foam pump can normal use. The rear end of the connecting seat 24 is provided with a water inlet pipe, and the water inlet pipe is detachably connected with the liquid outlet pipe 312 through a connecting pipe, so that the spray head and the electric pump 1 can be further conveniently dismounted.

More specifically, the electric pump 1 includes a pump assembly 3 and a power assembly 4, the pump assembly 3 includes a pump upper cover 31, a partition plate seat 32 and a pump base 33 that are connected up and down in sequence, the pump upper cover 31 is provided with a mixing cylinder 311, a liquid outlet pipe 312 is arranged on the mixing cylinder 311, the upper surface of the partition plate seat 32 is provided with an upward protruding boss, the boss separates the upper surface of the partition plate seat 32 to form a mixing cavity 321, a liquid storage cavity 322 and a gas storage cavity 323, the mixing cavity 321 is arranged at the middle position of the partition plate seat 32, and the liquid storage cavity 322 and the gas storage cavity 323 are annularly arranged outside the mixing cavity 321. The pump upper cover 31 and the diaphragm seat 32 are sealed independently from each other by ultrasonic welding, and the mixing chamber 321, the liquid storage chamber 322 and the gas storage chamber 323 after welding. The mixing cylinder 311 is covered above the mixing cavity 321 to seal the mixing cavity 321, the air guide hole 325 and the liquid guide hole 324 are arranged on the bottom wall of the mixing cavity 321, the mixing cavity 321 of the mixing cavity 321 is internally provided with the water stop valve 34 in a buckling connection manner, the water stop valve 34 is a rubber valve plate, the water stop valve 34 is covered above the air guide hole 325 and the liquid guide hole 324, and the water stop valve 34 is a one-way valve, so that gas and liquid can enter the mixing cavity 321 from bottom to top through the air guide hole 325 and the liquid guide hole 324, and meanwhile, fluid in the mixing cavity 321 is prevented from flowing out from the air guide hole 325 and the liquid guide hole 324. The baffle seat 32 is provided with a liquid inlet pipe 35 on the side wall of the liquid storage cavity 322, the liquid inlet pipe 35 is communicated with the liquid storage cavity 322, the lower end of the liquid inlet pipe 35 can be connected with a hose, the hose stretches into the bottle body of the hand sanitizer, and the liquid can be guided by the hose and the liquid inlet pipe 35 to enter the liquid storage cavity 322. The diapire of reservoir 322 is equipped with the play liquid hole 3221 that is linked together, and the diapire of gas storage cavity 323 is equipped with the venthole 3231 that is linked together, and baffle seat 32 lower surface is equipped with suction groove 326 in the below of reservoir 322 and gas storage cavity 323, and air vent 325 and liquid guide hole 324 all set up in suction groove 326, install valve block 36 in the suction groove 326, and valve block 36 is the check valve, and valve block 36 can ensure that the fluid in reservoir 322 and the gas storage cavity 323 is by play liquid hole 3221 and venthole 3231 outflow. The pump upper cover 31 is provided with an air inlet 313 above the air storage cavity 323, the pump base 33 is provided with a mounting groove 331 corresponding to the suction groove 326, and the power assembly 4 is mounted on the pump base 33.

More specifically, the power assembly 4 includes a motor 41, an eccentric wheel 42, a cup holder 43 and a cup 44, where the cup 44 is sealed and covered on the suction slot 326, the cup 44 includes a first cup unit 441 and a second cup unit 442 connected in the installation slot 331, the first cup unit 441 is disposed below the liquid storage cavity 322, the second cup unit 442 is disposed below the liquid storage cavity 323, in this embodiment, the first cup unit 441 is provided with one, the second cup unit 442 is provided with three, and the first cup unit 441 and the second cup unit 442 are disposed in a matrix arrangement. The cup holder 43 includes a plurality of connection arms 431, and lower ends of the first and

second cup units

441 and 442 are connected to the connection arms 431. The motor 41 is locked on the pump base 33 through a screw, the eccentric wheel 42 is connected with the power output of the motor 41, and the lower end of the leather cup frame 43 is in transmission connection with the eccentric wheel 42 through a driving shaft.

More preferably, the wall thickness of the first cup unit 441 is greater than the wall thickness of the second cup unit 442. After adopting above-mentioned structure, first leather cup unit 441 is used for absorbing the liquid soap in the bottle, through the wall thickness of increase first leather cup unit 441 for first leather cup unit 441 can absorb the liquid that viscosity is bigger, avoids the lateral wall of first leather cup unit 441 to bond each other when absorbing liquid together, effectively prevents that first leather cup unit 441 from taking place to warp, improves the bearing capacity of first leather cup unit 441, makes first leather cup unit 441 more steady high-efficient when absorbing liquid.

More preferably, the connection arm 431 is gradually inclined downward in the center outward direction. After adopting above-mentioned structure, when linking arm 431 jack up leather cup 44, can ensure that the leather cup unit is compressed perpendicularly, the space that the leather cup unit was compressed greatly increased to improve the effective compression ratio of leather cup 44, then increase the flow that leather cup 44 absorbed, make the fluid have bigger impulsive force simultaneously.

The working principle of the utility model is as follows: when the cup holder 43 is in operation, the motor 41 drives the eccentric wheel 42 to rotate, so that the cup holder 43 is driven to swing, and each cup unit is driven to compress and recover in the process of swinging the cup holder 43, so that suction force is generated. The hand sanitizer is sucked into the liquid storage cavity 322 through the liquid inlet pipe 35, flows into the suction groove 326 through the liquid outlet hole 3221, and enters the mixing cavity 321 through the liquid guide hole 324; the gas enters the liquid storage cavity 322 through the gas inlet 313, then enters the suction groove 326 through the gas outlet 3231, enters the mixing cavity 321 through the liquid guide hole 324, is mixed with the liquid soap for foaming, then enters the mixing cylinder 311 and is led into the nozzle 2 through the liquid outlet pipe 312, and the multi-layer filter screen 5 in the nozzle 2 divides the foaming liquid into fine Mu Sizhuang foam for spraying.

Compared with the prior art, this novel filter screen 5 is installed in nozzle 2 and not is installed in the electric pump 1 subassembly, makes filter screen 5 and nozzle 2 can dismantle when using like this, when nozzle 2 takes place to block up, can be quick pull down nozzle 2 to wash the inside filter screen 5 of nozzle 2, ensure that the foam pump can continue normal use. And the nozzle 2 has a simple structure and is more convenient to assemble and disassemble. The problem that nozzle 2 is blocked can also be effectively solved to the user, uses the liquid soap of different viscosities according to self preference, and it is more convenient to use, and application scope is wider.

The above examples and drawings are not intended to limit the form or form of the present utility model, and any suitable variations or modifications thereof by those skilled in the art should be construed as not departing from the scope of the present utility model.

Claims

1. The utility model provides a novel electronic foam pump, its characterized in that, includes electric pump, nozzle and filter screen, electric pump's upper end is equipped with the drain pipe, and electric pump's inside is equipped with the mixed chamber with the drain pipe intercommunication, is equipped with air vent and drain hole in the mixed chamber, the detachable of nozzle is installed on the drain pipe, the filter screen sets up inside the nozzle.

2. The novel electric foam pump of claim 1, wherein the nozzle is internally provided with a mounting cavity, two filter screens are mounted in the mounting cavity, a spacer bush and a sealing ring are further arranged in the mounting cavity, and the spacer bush separates the two filter screens.

3. The novel electric foam pump of claim 2, wherein the nozzle further comprises a connecting seat, a sliding clamping groove is formed in the inner side wall of the connecting seat, a sliding clamping block matched with the sliding clamping groove in a clamping manner is arranged on the nozzle, a water inlet pipe is arranged on the connecting seat, and the water inlet pipe is detachably connected with the liquid outlet pipe.

4. A novel electric foam pump as claimed in claim 3, wherein the water inlet pipe and the water outlet pipe are detachably connected through a connecting pipe.

5. The novel electric foam pump according to claim 1, wherein the electric pump comprises a pump assembly and a power assembly, the pump assembly comprises a pump upper cover, a baffle seat and a pump base which are connected up and down in sequence, the pump upper cover is provided with a mixing cylinder, a liquid outlet pipe is arranged on the mixing cylinder, a mixing cavity is arranged at the middle part of the baffle seat, a water stop valve is arranged in the mixing cavity, a liquid storage cavity and a gas storage cavity are further arranged on the baffle seat, a liquid outlet hole which is communicated is arranged on the liquid storage cavity, a gas outlet hole is arranged on the gas storage cavity, a suction groove is arranged below the liquid storage cavity and the gas storage cavity on the lower surface of the baffle seat, a valve plate is arranged in the suction groove, an air inlet hole is arranged above the gas storage cavity on the pump upper cover, a mounting groove which corresponds to the suction groove is arranged on the pump base, and the power assembly is arranged on the pump base.

6. The novel electric foam pump of claim 5, wherein the baffle seat is provided with a liquid inlet pipe on the side wall of the liquid storage cavity, and the liquid inlet pipe is communicated with the liquid storage cavity.

7. The novel electric foam pump of claim 5, wherein the power assembly comprises a motor, an eccentric wheel, a leather cup holder and a leather cup, the leather cup comprises a first leather cup unit and a second leather cup unit which are connected in a mounting groove, the first leather cup unit is arranged below the liquid storage cavity, the second leather cup unit is arranged below the liquid storage cavity, the leather cup holder comprises a plurality of connecting arms, the lower ends of the first leather cup unit and the second leather cup unit are connected with the connecting arms, the eccentric wheel is connected with the power output of the motor, and the lower end of the leather cup holder is connected with the eccentric wheel through a driving shaft.

8. The novel electric foam pump of claim 7, wherein one first cup unit is provided, three second cup units are provided, and the first cup unit and the second cup unit are arranged in a matrix.

9. A novel electric foam pump as set forth in claim 8, wherein the wall thickness of the first cup unit is greater than the wall thickness of the second cup unit.

10. The novel electric foam pump as set forth in claim 7, wherein said connecting arms are disposed gradually downward in a center-to-outside direction.