CN217416683U

CN217416683U - Foam pump

Info

Publication number: CN217416683U
Application number: CN202221587951.XU
Authority: CN
Inventors: 胡成毅
Original assignee: Huizhou Yingyi Motor Co ltd
Current assignee: Huizhou Yingyi Motor Co ltd
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2022-09-13
Anticipated expiration: 2032-06-22

Abstract

The utility model relates to a foam pump, which comprises a foam maker, a pump component and a motor which are arranged in sequence; the pump assembly comprises a pump head cover, a water stop valve, a partition plate, a pump body cover, a pump body seat and an air suction device; the baffle is provided with an annular side wall, the annular side wall surrounds to form an accommodating cavity, the baffle is provided with a plurality of suction grooves, the bottom of each suction groove is provided with a plurality of air inlets and an opening, the annular side wall is provided with a plurality of channels, each opening is communicated with one channel, the water stop valve cover is arranged on the accommodating cavity, and the pump head cover is arranged on the baffle; the pump body cover is covered on the pump body seat, and the air suction device is connected with the side wall of the suction groove; the foam maker is connected with the pump head cover, the spray nozzle is arranged on the foam maker, and the motor is in driving connection with the air suction device. The utility model provides a foam pump, its inside stagnant water valve that is provided with can avoid the condition of liquid reflux effectively, and foam pump inside has better gas tightness simultaneously, can spray away the jet nozzle that the foam was followed fast and large-traffic ground.

Description

Foam pump

Technical Field

The utility model relates to a technical field of pump especially relates to a foam pump.

Background

The foam pump is a device that mixes gas and liquid, and then generates foam and sprays it.

The leakproofness of the inner structure of current foam pump is relatively poor, leads to the gas in the foam pump to reveal easily, and makes the phenomenon of backward flow appear easily in the liquid of the holding intracavity of foam pump, and then makes the foam pump when the foam of injection, atmospheric pressure is not high, and leads to the flow of injection less.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a foam pump to solve the problem that mentions in the above-mentioned background art.

The technical scheme of the utility model is a foam pump, which comprises a foam maker, a pump component and a motor which are arranged in sequence; the pump assembly comprises a pump head cover, a water stop valve, a partition plate, a pump body cover, a pump body seat and an air suction device; the baffle is provided with an annular side wall in a protruding mode, the annular side wall surrounds to form an accommodating cavity, one face, opposite to the annular side wall, of the baffle is provided with a plurality of suction grooves, the bottom of each suction groove is provided with a plurality of air inlets and an opening, the outer side of the annular side wall is provided with a plurality of channels, each opening is communicated with one channel, the water stop valve is arranged on the accommodating cavity, the water stop valve is connected with the annular side wall, the pump head cover is arranged on the baffle, and the water stop valve is located between the pump head cover and the baffle; the air suction device is arranged in the pump body seat, the pump body cover is covered on the pump body seat and connected with the partition plate, a connecting port is formed in the pump body cover, and at least part of the air suction device penetrates through the connecting port and is connected with the side wall of the suction groove; the foam maker is connected with the pump head cover, a spray nozzle is arranged on the foam maker, and the spray nozzle is communicated with the accommodating cavity; the motor is connected with the pump body seat, and the motor is in driving connection with the air suction device.

In one embodiment, the foamer is removably connected to the pump head cover by a tube.

In one embodiment, the getter device includes leather cup subassembly, leather cup frame and eccentric wheel, leather cup subassembly lid is established absorb on the groove, the leather cup subassembly sets up on the leather cup frame, the eccentric wheel with leather cup frame is rotated and is connected, the eccentric wheel with motor drive is connected.

In one embodiment, the cup assembly comprises a plurality of cup units, and each cup unit sealing cover is arranged on one suction groove.

In one embodiment, four cup units are arranged, and the four cup units are arranged in a matrix in pairs.

In one embodiment, a foaming cylinder is arranged in the foaming device, one end of the foaming cylinder is connected with the water stop valve, a foaming flow passage is arranged in the foaming cylinder, one side of the foaming flow passage is communicated with the accommodating cavity, and the other side of the foaming flow passage is communicated with the spray nozzle.

In one embodiment, a water inlet column is arranged on the pump head cover, a water inlet flow passage is formed in the water inlet column, and the water inlet flow passage is communicated with the suction groove through the air inlet hole.

In one embodiment, a water inlet groove is formed in the side, opposite to the suction groove, of the partition plate, and the water inlet groove is aligned with the water inlet flow passage.

In one embodiment, be provided with the air inlet post on the pump head lid, set up the intake duct in the air inlet post, the intake duct with absorb the groove intercommunication and set up.

The utility model provides a beneficial effect is: through being provided with the stagnant water valve on the holding chamber, this stagnant water valve lid is established at the holding intracavity, can make liquid only can one-wayly pass through the stagnant water valve then enter into the holding intracavity like this, and then avoid appearing the phenomenon of liquid backward flow. Meanwhile, the water stop valve can also enhance the air tightness of the accommodating cavity, so that the accommodating cavity has enough air pressure, liquid and air can quickly enter the foaming device, then the liquid and the air are fully mixed in the foaming device to form foam, and finally the foam is sprayed out through a spraying nozzle on the foaming device. The utility model provides a foam pump, its inside stagnant water valve that is provided with can avoid the condition of liquid backward flow effectively, and foam pump inside has better gas tightness simultaneously, can spray away the jet nozzle that the foam was followed fast and large-traffic ground.

Drawings

FIG. 1 is a schematic perspective view of a foam pump according to an embodiment;

FIG. 2 is a schematic perspective exploded view of a foam pump according to an embodiment;

FIG. 3 is a schematic perspective view of a foaming tube, a water stop valve and a partition plate in one direction according to an embodiment;

FIG. 4 is a schematic perspective view of an embodiment of a partition board in a direction of the partition board.

In the drawings, 10, a foam pump; 100. a pump assembly; 110. a pump head cover; 111. a water inlet column; 112. an air inlet column; 120. a water stop valve; 121. a water baffle; 130. a partition plate; 131. an accommodating cavity; 132. a suction groove; 133. an opening; 134. an annular sidewall; 1341. a channel; 135. a water inlet groove; 136. an air inlet; 140. a pump body cover; 141. a connecting port; 150. a pump body seat; 160. a suction device; 161. a cup assembly; 1611. a leather cup unit; 162. a leather bowl frame; 163. an eccentric wheel; 200. a foam maker; 201. a spray nozzle; 210. a foam cylinder; 211. a foaming flow channel; 300. an electric motor.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features of the embodiments of the present invention may be combined with each other. The following will combine the drawings of the embodiments of the present invention to further describe the technical solution of the present invention, and the present invention is not limited to the following specific embodiments.

It should be understood that the same or similar reference numerals in the drawings of the embodiments correspond to the same or similar parts. In the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "front", "rear", "left", "right", "top", "bottom", etc., indicating orientations or positional relationships based on the orientations or positional relationships shown in the drawings, the description is merely for convenience of description and simplicity of description, but does not indicate or imply that the equipment or components referred to must have specific orientations, be constructed in specific orientations, and be operated, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art will understand the specific meanings of the terms according to specific situations.

In one embodiment, as shown in fig. 1, 2, 3 and 4, a foam pump 10 includes a foamer 200, a pump assembly 100 and a motor 300 arranged in sequence; the pump assembly 100 includes a pump head cover 110, a water stop valve 120, a partition 130, a pump body cover 140, a pump body seat 150, and a suction device 160; an annular side wall 134 is convexly arranged on the partition plate 130, an accommodating cavity 131 is formed by the annular side wall 134 in a surrounding manner, a plurality of suction grooves 132 are formed in one surface of the partition plate 130, which faces away from the annular side wall 134, a plurality of air inlet holes 136 and an opening 133 are formed in the bottom of each suction groove 132, a plurality of channels 1341 are formed in the outer side of the annular side wall 134, each opening 133 is communicated with one channel 1341, the water stop valve 120 is arranged on the accommodating cavity 131 in a covering manner, the water stop valve 120 is connected with the annular side wall 134, the pump head cover 110 is arranged on the partition plate 130 in a covering manner, and the water stop valve 120 is located between the pump head cover 110 and the partition plate 130; the air suction device 160 is arranged in the pump body seat 150, the pump body cover 140 is covered on the pump body seat 150, the pump body cover 140 is connected with the partition 130, a connection port 141 is formed on the pump body cover 140, and at least part of the air suction device 160 passes through the connection port 141 and is connected with the side wall of the suction groove 132; the foam maker 200 is connected with the pump head cover 110, the foam maker 200 is provided with an injection nozzle 201, and the injection nozzle 201 is communicated with the accommodating cavity 131; the motor 300 is connected to the pump body base 150, and the motor 300 is drivingly connected to the air suction device 160.

Specifically, the motor 300 is used to provide a power output to the air intake 160 so that the air intake 160 can operate in the foam pump 10. In the pump assembly 100, since the suction device 160 is hermetically connected to the suction groove 132, the suction device 160 can suck air through the air inlet 136 on the suction groove 132, so that there is a pressure difference between the inside and the outside of the suction groove 132, and thus gas and liquid can enter the accommodating cavity 131 through the opening 133 and the passage 1341. By providing the water stop valve 120 on the receiving cavity 131, the water stop valve 120 covers the annular sidewall 134, that is, the water stop valve 120 covers each of the passages 1341, so that liquid can better flow in the passages 1341, and the liquid is prevented from leaking out of the passages 1341. Meanwhile, a circle of water baffle 121 is arranged inside the water stop valve 120, and the water baffle 121 abuts against the annular side wall 134, namely, is arranged at the container opening of the accommodating cavity 131, so that liquid can be effectively prevented from flowing back into the passage 1341 from the accommodating cavity 131. The gas and liquid collected in the receiving chamber 131 finally flow into the foam generator 200, and the foam generator 200 can mix the introduced gas and liquid sufficiently to form foam, and then spray the foam through the spray nozzle 201. The utility model provides a foam pump 10, its inside is provided with stagnant water valve 120 can avoid the condition of liquid backward flow effectively, simultaneously foam pump 10 is inside to have better gas tightness, can follow the foam fast and large-traffic the injection nozzle 201 sprays away.

In this embodiment, as shown in fig. 2, the pump body seat 150 is configured to accommodate the air suction device 160, the pump body seat 150 is matched with the air suction device 160, and the pump body cover 140 is disposed on the pump body seat 150 in a covering manner, so that the air suction device 160 can be fixedly disposed in the pump body seat 150 through the pump body cover 140. Meanwhile, a transmission hole is formed in one end of the pump body seat 150, the motor 300 is fixedly connected with the pump body seat 150, and a transmission shaft of the motor 300 penetrates through the transmission hole to be in driving connection with the air suction device 160.

In order to allow the foamer to be arbitrarily replaced according to actual conditions, in one embodiment, the foamer 200 is detachably coupled to the pump head cover 110 through a pipe. Specifically, the foamer 200 is connected to the pump head cover 110 through a duct, i.e., one side of the duct is connected to the pump head cover 110 and the other side of the duct is connected to the foamer 200. And the foamer 200 is detachably disposed on the pipe. Therefore, different foam makers 200 can be replaced at any time according to actual needs.

In order to better fill the air into the accommodating cavity 131, in one embodiment, as shown in fig. 2, the air suction device 160 includes a cup assembly 161, a cup holder 162 and an eccentric wheel 163, the cup assembly 161 is covered on the suction groove 132, the cup assembly 161 is disposed on the cup holder 162, the eccentric wheel 163 is rotatably connected to the cup holder 162, and the eccentric wheel 163 is drivingly connected to the motor 300. Specifically, the leather cup assembly 161 is arranged on the leather cup frame 162, the leather cup frame 162 is arranged in an inclined manner relative to the leather cup assembly 161, the leather cup frame 162 is arranged on the eccentric wheel 163 in an inclined manner, namely, one part of the leather cup frame 162 is higher than the other parts. Like this when the motor 300 drive eccentric wheel 163 rotates, eccentric wheel 163 rotates and can drive leather cup frame 162 rotates, leather cup frame 162 is at the rotation in-process, the higher part of leather cup frame 162 will extrude leather cup subassembly 161, leather cup subassembly 161 by the extrusion in-process, will be in absorb groove 132 inside and outside produce different atmospheric pressure differences to inhale gas and liquid in the holding chamber 131.

In order to provide sufficient air for the foam pump 10, in one embodiment, the cup assembly 161 includes a plurality of cup units 1611, and each cup unit 1611 is sealed to a corresponding suction slot 132. Specifically, the cup assembly 161 is composed of a plurality of cup units 1611, one of the cup units 1611 in the cup assembly 161 is used for sucking water into the accommodating cavity 131, and the other cup units 1611 in the cup assembly 161 are used for sucking air into the accommodating cavity 131. Through setting up a plurality of leather cup unit 1611 is used for provide gas in the holding chamber 131 for have sufficient gas in the holding chamber 131, promptly have great atmospheric pressure in the holding chamber 131, thereby can with the foam in the holding chamber 131 sprays out fast.

In this embodiment, four cup units are provided, and four cup units 1611 are arranged in a matrix manner. Specifically, one of the four cup units 1611 is used for sucking water, and the other three cup units 1611 are used for sucking air. Four two liang of matrix arrangement of leather cup unit 1611 sets up leather cup subassembly 161, the shape of the cross section of leather cup subassembly 161 is the rectangle, simultaneously leather cup frame 162 matches leather cup unit 1611 sets up. With the arrangement, when the cup holder 162 rotates for a circle, the four cup units 1611 can be sequentially extruded once.

In order to allow the liquid and the gas in the foaming device 200 to be more sufficiently mixed and quickly sprayed, in one embodiment, as shown in fig. 2, a foaming cylinder 210 is disposed in the foaming device 200, one end of the foaming cylinder 210 is connected to the water stop valve 120, a foaming flow channel 211 is disposed in the foaming cylinder 210, one side of the foaming flow channel 211 is communicated with the accommodating cavity 131, and the other side of the foaming flow channel 211 is communicated with the spraying nozzle 201. Specifically, the foam tube 210 has a cylindrical shape. And a plurality of foaming protrusions are convexly arranged on the inner wall of the foaming flow channel 211 in the foaming cylinder 210. By means of the arrangement, liquid and gas can be fully foamed in the foaming cylinder 210, and the sprayed foam is more dense.

In order to better introduce liquid into the foam pump 10, in one embodiment, as shown in fig. 2, a water inlet column 111 is disposed on the pump head cover 110, and a water inlet flow passage is disposed in the water inlet column 111 and is communicated with the suction groove 132 through the air inlet hole 136. Specifically, the water inlet column 111 is vertically disposed on the pump head cover 110, and the water inlet column 111 is externally connected with a water inlet pipe. By this arrangement, the liquid can be smoothly introduced into the foam pump 10.

In order to prevent water leakage from the interior of the foam pump 10, in one embodiment, as shown in fig. 3 and 4, the partition 130 is provided with a water inlet groove 135 aligned with a side opposite to one of the suction grooves 132, and the water inlet groove 135 is aligned with the water inlet flow passage. Specifically, the pump head cover 110 is sealed and provided with the water inlet tank 135, and a waterproof ring is arranged at a notch of the water inlet tank 135. One side of waterproof circle with the lateral wall butt of intake chamber 135, the opposite side of waterproof circle with pump head lid 110 butt sets up waterproof circle can improve the leakproofness of intake chamber 135. Through be provided with on the baffle 130 the intake antrum 135 can let liquid directly from the inlet column 111 enter into the intake antrum 135, then the rethread draw the groove 132 and enter into in the holding chamber 131, can let liquid enter into fast like this in the holding chamber 131, and can not leak in the foam pump 10.

In order to better fill the air into the foam pump 10, in one embodiment, as shown in fig. 2, an air inlet pillar 112 is disposed on the pump head cover 110, and an air inlet channel is disposed in the air inlet pillar 112 and is communicated with the suction groove 132. Specifically, the components of the foam pump 10 are sealed together so that air can enter the foam pump 10 by providing an air inlet post 112 on the pump head cover 110. And the inlet channel in the inlet column 112 is communicated with the other three suction grooves 132 except for the suction groove 132 into which water is fed.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A foam pump is characterized by comprising a foam maker, a pump assembly and a motor which are arranged in sequence;

the pump assembly comprises a pump head cover, a water stop valve, a partition plate, a pump body cover, a pump body seat and an air suction device; the baffle is provided with an annular side wall in a protruding mode, the annular side wall surrounds to form an accommodating cavity, one face, opposite to the annular side wall, of the baffle is provided with a plurality of suction grooves, the bottom of each suction groove is provided with a plurality of air inlets and an opening, the outer side of the annular side wall is provided with a plurality of channels, each opening is communicated with one channel, the water stop valve is arranged on the accommodating cavity, the water stop valve is connected with the annular side wall, the pump head cover is arranged on the baffle, and the water stop valve is located between the pump head cover and the baffle; the air suction device is arranged in the pump body base, the pump body cover is covered on the pump body base and connected with the partition plate, a connecting port is formed in the pump body cover, and at least part of the air suction device penetrates through the connecting port and is connected with the side wall of the suction groove;

the foam maker is connected with the pump head cover, a spray nozzle is arranged on the foam maker, and the spray nozzle is communicated with the accommodating cavity;

the motor is connected with the pump body seat, and the motor is in driving connection with the air suction device.

2. The foam pump of claim 1 wherein the foamer is removably attached to the pump head cover by tubing.

3. The foam pump of claim 1, wherein the suction device comprises a cup assembly, a cup holder and an eccentric wheel, the cup assembly is covered on the suction groove, the cup assembly is arranged on the cup holder, the eccentric wheel is rotatably connected with the cup holder, and the eccentric wheel is drivingly connected with the motor.

4. The foam pump as defined in claim 3, wherein said cup assembly includes a plurality of cup units, each of said cup unit sealing covers being disposed on one of said suction grooves.

5. The foam pump as recited in claim 4, wherein there are four cup units, and the four cup units are arranged in a matrix of two by two.

6. The foam pump according to claim 1, wherein a foaming tube is arranged in the foaming device, one end of the foaming tube is connected with the water stop valve, a foaming flow passage is arranged in the foaming tube, one side of the foaming flow passage is communicated with the accommodating cavity, and the other side of the foaming flow passage is communicated with the spray nozzle.

7. The foam pump of claim 1, wherein a water inlet post is provided on the pump head cover, and a water inlet channel is provided in the water inlet post and is communicated with the suction groove through the air inlet hole.

8. The foam pump as set forth in claim 7, wherein a water inlet groove is provided on a side of said partition aligned away from one of said suction grooves, said water inlet groove being aligned with said water inlet flow passage.

9. The foam pump of any one of claims 1 to 8, wherein an air inlet column is provided on the pump head cover, and an air inlet channel is provided in the air inlet column and is communicated with the suction groove.