Stock solution bottle connector for foam sprinkling can

The foam spray bottle connector with magnetic connection and air gap design solves the problem of complicated connection between the concentrate bottle and the spray bottle, realizes quick disassembly and assembly and pressure differential balance, and improves the efficiency of cleaning operations.

CN224184766UActive Publication Date: 2026-05-01SHANGHAI DELUNXING CLEANING EQUIPMENT CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANGHAI DELUNXING CLEANING EQUIPMENT CO LTD
Filing Date
2025-06-18
Publication Date
2026-05-01

AI Technical Summary

Technical Problem

The existing foam spray bottle solution bottle is cumbersome to connect to the spray bottle, resulting in low efficiency in changing and filling cleaning agents, and the small-sized sealed structure of the bottle makes it inconvenient to use.

Method used

The first and second bodies are magnetically connected, and the design incorporates air gaps and air grooves to enable quick assembly and disassembly of the concentrate bottle and foam sprayer, while allowing air to pass through to balance the pressure difference and avoid a sealed structure.

Benefits of technology

It improves the efficiency of changing and filling the concentrate bottle, expands the selection of concentrate bottles, reduces auxiliary operation time, and improves the efficiency of cleaning operations.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224184766U_ABST
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Abstract

The utility model discloses a stock solution bottle connector for a foam sprinkling can, which relates to the technical field of connectors and comprises a first body for connecting the foam sprinkling can and a second body for connecting a stock solution bottle. The first body comprises a foam sprinkling can connecting body and a first magnetic attraction body; the second body comprises a bottle opening connecting body and a second magnetic attraction body. The foam sprinkling can connecting body and the bottle opening connecting body are detachably connected through the magnetic attraction force of the first magnetic attraction body and the second magnetic attraction body. According to the scheme, the stock solution bottle can be quickly and conveniently mounted on the foam sprinkling can body, and the cleaning operation efficiency is greatly improved.
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Description

A connector for a concentrate bottle in a foam sprayer Technical Field

[0001] [Technical Field]

[0002] This utility model relates to the technical field of connectors, and in particular to the technical field of connectors for foam spray bottle concentrate bottles. Background Technology

[0003] [Background Technology]

[0004] Foam sprayers (PA sprayers) used in the cleaning equipment field have a concentrated bottle for storing cleaning agents, but the following problems currently exist:

[0005] 1) Changing the concentrate bottle is cumbersome, resulting in low work efficiency. In existing technology, the concentrate bottle and the foam sprayer are generally connected by threads. Because traditional foam sprayers are heavy, holding them for a long time can easily cause operator fatigue. While miniaturized concentrate bottles can reduce the overall weight of the foam sprayer and have become a technological innovation trend, the small volume of miniaturized concentrate bottles makes it inconvenient to disassemble and assemble the threaded concentrate bottle, thus reducing work efficiency.

[0006] 2) Repeated refilling of the concentrate bottle with cleaning agent during operation leads to low work efficiency. During the installation of the concentrate bottle onto the foam sprayer body, due to the high sealing of the threads, if the bottle body is a sealed structure, the internal pressure will increase with the increase of the screw thread insertion length. This causes the liquid in the concentrate bottle to be squeezed into the foam sprayer body and expelled from the nozzle, causing inconvenience to the operator. Furthermore, the sealed bottle structure prevents the cleaning agent from being smoothly discharged during use. To avoid this situation, relevant technicians usually set a one-way air inlet in the bottle body; therefore, the bottles are specialized items. When the cleaning agent in the concentrate bottle is used up, the user needs to remove the concentrate bottle, refill it with cleaning agent, and then screw the concentrate bottle back onto the cross-shaped nozzle of the foam sprayer, resulting in low work efficiency.

[0007] The above-mentioned problems are industry pain points in the application of foam sprayers in cleaning equipment, and end users are particularly affected. Therefore, there is an urgent need to develop a new type of raw liquid bottle connector to improve the user experience of related issues. Summary of the Invention

[0008] [Utility Model Content]

[0009] The purpose of this invention is to solve the problems in the prior art by proposing a liquid bottle connector for foam sprayers. This connector allows the liquid bottle to be quickly and easily installed onto the foam sprayer body. Furthermore, the liquid bottle can be expanded to include common mineral water bottles, allowing multiple bottles to be pre-filled for backup, which greatly improves the efficiency of cleaning operations.

[0010] The objective of this utility model is achieved through the following technical solution:

[0011] A connector for a foam spray bottle concentrate bottle includes a first body for connecting a foam spray bottle and a second body for connecting a concentrate bottle. The first body includes a foam spray bottle connector and a first magnetic accommodating element. One end of the foam spray bottle connector has a first connecting portion with external threads, and the other end has a first recessed portion. The first magnetic accommodating element is fixedly installed in the first recessed portion. The second body includes a bottle mouth connector and a second magnetic accommodating element. One end of the bottle mouth connector has an internal threaded hole, and the other end is fixedly connected to the second magnetic accommodating element. The connector for the foam spray bottle connector and the bottle concentrate bottle... The bottle mouth connector is detachably connected by the magnetic attraction of the first magnetic body and the second magnetic body. The second magnetic body is embedded in the first concave cavity of the foam spray bottle connector. An air gap is provided between the outer circumference of the second magnetic body and the inner wall of the first concave cavity of the foam spray bottle connector. A through hole is provided at the center of the foam spray bottle connector, the first magnetic body, the bottle mouth connector and the second magnetic body. Multiple air grooves are provided on the side of the second magnetic body that is in contact with the first magnetic body. The air grooves radially penetrate the end face of the second magnetic body and connect the air gap with the through hole.

[0012] Preferably, the inner wall of the first recess in the foam spray bottle connector is divided into a first mating part and a second mating part by setting an inner diameter difference. The first magnetic chuck is located inside the first mating part, and the height of the first magnetic chuck is less than the height of the first mating part. The outer edge of the second magnetic chuck is divided into a third mating part and a fourth mating part by setting an outer diameter difference. The air gap includes a first air gap, a second air gap, and a third air gap. The third mating part and the second mating part form the first air gap through a clearance fit. The fourth mating part and the first mating part form the second air gap through a clearance fit. The shoulder between the third and fourth mating parts and the shoulder between the first and second mating parts form the third air gap through a clearance fit.

[0013] Preferably, the second magnetic body is disc-shaped, with a second recessed cavity on one side, and one end of the bottle mouth connector is press-fitted into the second recessed cavity.

[0014] Preferably, the first and second magnetic accumulators are respectively provided with magnetic steel sheets, and the magnetic steel sheets are wrapped with a plastic shell to form an integral structure by injection molding.

[0015] Preferably, the first magnetic accumulator is press-fitted into the first recess of the foam spray bottle connector.

[0016] Preferably, the orifice of the internal threaded hole is set to PCO-1881 specification, which can be connected to most mineral water bottle interfaces.

[0017] The beneficial effects of this utility model are:

[0018] By incorporating a first and second body with magnetic connection between the foam sprayer and the concentrate bottle, the concentrate bottle can be quickly detached from the foam sprayer. Screwing the second body onto the concentrate bottle is faster than screwing it onto the foam sprayer body, reducing the time required to change concentrate bottles during continuous operation and improving work efficiency. Furthermore, the inclusion of air grooves and multiple air gaps eliminates the need for ventilation holes in the concentrate bottle, allowing for a wider selection of concentrate bottles. For example, most mineral water bottles conforming to PCO-1881 specifications can be used as concentrate bottles, pre-filled with cleaning solution, reducing auxiliary operation time during continuous cleaning and further enhancing work efficiency.

[0019] The features and advantages of this utility model will be described in detail through embodiments and accompanying drawings. Attached Figure Description

[0020] [Attached Image Description]

[0021] Figure 1 is an overall assembly structure diagram of the connector for the foam spray bottle concentrate bottle of this utility model;

[0022] Figure 2 is a cross-sectional view of AA in Figure 1;

[0023] Figure 3 is an enlarged view of part C in Figure 2;

[0024] Figure 4 is a cross-sectional view of BB in Figure 2;

[0025] Figure 5 is a structural diagram showing the connection arrangement of the connector with other components.

[0026] In the diagram: 1-First body, 2-Second body, 3-Through hole, 4-Air groove, 5-Air gap, 6-Cross nozzle, 7-Original liquid bottle, 101-Foam spray bottle connector, 102-First magnetic chuck, 101a-First connecting part, 101b-First concave cavity, 101c-First mating part, 101d-Second mating part, 201-Bottle mouth connector, 202-Second magnetic chuck, 201a-Internal threaded hole, 202a-Third mating part, 202b-Fourth mating part, 202c-Second concave cavity, 501-Second air gap, 502-First air gap, 503-Third air gap. Detailed Implementation

[0027]

Detailed Implementation Methods

[0028] Referring to Figures 1, 2, 3, 4, and 5, this utility model discloses a connector for a foam spray bottle concentrate bottle, comprising a first body 1 for connecting a foam spray bottle and a second body 2 for connecting a concentrate bottle. The first body 1 includes a foam spray bottle connector 101 and a first magnetic accommodator 102. One end of the foam spray bottle connector 101 has a first connecting portion 101a with external threads, and the other end has a first recessed portion 101b. The first magnetic accommodator 102 is fixedly installed within the first recessed portion 101b. The second body 2 includes a bottle mouth connector 201 and a second magnetic accommodator 202. One end of the bottle mouth connector 201 has an internal threaded hole 201a, and the other end is fixedly connected to the second magnetic accommodator 202. The foam spray bottle connector 101 and the bottle mouth connector... The body 201 is detachably connected to the first magnetic 102 and the second magnetic 202 by magnetic attraction. The second magnetic 202 is embedded in the first concave cavity 101b of the foam spray bottle connector 101. An air gap 5 is provided between the outer circumference of the second magnetic 202 and the inner wall of the first concave cavity 101b of the foam spray bottle connector 101. The cross-sectional size of the air gap should not be too large, otherwise it will cause leakage. A through hole 3 is provided at the center of the foam spray bottle connector 101, the first magnetic 102, the bottle mouth connector 201 and the second magnetic 202. Multiple air grooves 4 are provided on the side of the second magnetic 202 that is in contact with the first magnetic 102. The air grooves 4 radially penetrate the end face of the second magnetic 202, connecting the air gap 5 and the through hole 3. The inner wall of the first recess 101b in the foam spray bottle connector 101 is divided into a first mating part 101c and a second mating part 101d by setting an inner diameter difference. The first magnetic accumulator 102 is located inside the first mating part 101c, and the height of the first magnetic accumulator 102 is less than the height of the first mating part 101c. The outer edge of the second magnetic accumulator 202 is divided into a third mating part 202a and a fourth mating part 202b by setting an outer diameter difference. The air gap 5 includes a first air gap 502, a second air gap 501, and a third air gap 503. The third mating part 202a and the second mating part 101d form the first air gap 502 by clearance fit. The fourth mating part 202b and the first mating part 101c form the second air gap 501 by clearance fit. The shoulder between the third mating part 202a and the fourth mating part 202b and the shoulder between the first mating part 101c and the second mating part 101d form the third air gap 503 by clearance fit. The second magnetic chuck 202 is disc-shaped, with a second recessed cavity 202a on one side. One end of the bottle neck connector 201 is press-fitted into the second recessed cavity 202c. Magnets are respectively disposed inside the first magnetic chuck 102 and the second magnetic chuck 202. The magnets are encased in a plastic shell and formed into a single structure through injection molding.The first magnetic accumulator 102 is press-fitted into the first recess 101b of the foam spray bottle connector 101. The orifice specification of the internal threaded hole 201a is set to PCO-1881 specification, also known in the industry as "28-port", which can connect to most mineral water bottle interfaces.

[0029] The working process of this utility model:

[0030] The concentrate bottle 7 is threadedly connected to the bottle neck connector 201 in the second body 2. The foam spray bottle connector 101 in the first body 1 is threadedly connected to the cross nozzle 6 of the foam spray bottle through its first connecting part 101a. Unlike the concentrate bottle 7 which is directly connected to the cross nozzle 6 of the foam spray bottle, the bottle neck connector 201 is smaller in size and can be screwed onto the concentrate bottle 7 more quickly and conveniently. By connecting the first magnetic 102 in the first body 1 and the second magnetic 202 in the second body 2, the two can be firmly fixed by the magnetic attraction of the high magnetic field strength, achieving a quick connection. When disassembly is required, the concentrate bottle 7 can be held by hand and bent at an angle to achieve quick disassembly. During cleaning operations, the cleaning agent in the concentrate bottle 7 enters the cross nozzle 6 at a certain flow rate. After the liquid in the concentrate bottle 7 decreases, under the action of external air pressure, air enters the through hole 3 and the concentrate bottle 7 through the air gap 5 and the air groove 4, thereby balancing the pressure difference between the inside and outside of the concentrate bottle 7, allowing the cleaning agent to flow out continuously. Since the concentrate bottle 7 no longer has any special structure, a common 28-slot mineral water bottle can be selected as the concentrate bottle 7, allowing multiple bottles of cleaning agent concentrate to be filled at once. This reduces the auxiliary operation time and improves work efficiency during long-term cleaning operations.

[0031] By incorporating a magnetically connected first and second body between the foam sprayer and the concentrate bottle, the concentrate bottle can be quickly detached from the foam sprayer. Screwing the second body onto the concentrate bottle is faster than screwing it onto the foam sprayer body, reducing the time spent changing concentrate bottles during continuous operation and improving work efficiency. Furthermore, the inclusion of air channels and multiple air gaps eliminates the need for vents on the concentrate bottle body, allowing for a wider selection of concentrate bottles. For example, most mineral water bottles conforming to PCO-1881 specifications can be used as concentrate bottles, pre-filled with cleaning solution, reducing auxiliary work time during continuous cleaning operations and further enhancing work efficiency.

[0032] The above embodiments are illustrative of the present invention and are not intended to limit the present invention. Any simple modifications to the present invention are within the protection scope of the present invention.

Claims

1. A connector for a concentrate bottle in a foam sprayer, characterized in that: The system includes a first body for connecting a foam spray bottle and a second body for connecting a concentrate bottle. The first body includes a foam spray bottle connector and a first magnetic connector. One end of the foam spray bottle connector has a first connecting portion with external threads, and the other end has a first recessed portion. The first magnetic connector is fixedly installed within the first recessed portion. The second body includes a bottle neck connector and a second magnetic connector. One end of the bottle neck connector has an internally threaded hole, and the other end is fixedly connected to the second magnetic connector. The foam spray bottle connector and the bottle neck connector are connected by a... The first and second magnetic accumulators are detachably connected by magnetic attraction. The second magnetic accumulator is embedded in the first concave cavity of the foam spray bottle connector. An air gap is provided between the outer circumference of the second magnetic accumulator and the inner wall of the first concave cavity of the foam spray bottle connector. A through hole is provided at the center of the foam spray bottle connector, the first magnetic accumulator, the bottle mouth connector, and the second magnetic accumulator. Multiple air grooves are provided on the side of the second magnetic accumulator that is in contact with the first magnetic accumulator. The air grooves radially penetrate the end face of the second magnetic accumulator, connecting the air gap and the through hole.

2. The original liquid bottle connector as described in claim 1, characterized in that: The inner wall of the first recess in the foam spray bottle connector is divided into a first mating part and a second mating part by setting an inner diameter difference. The first magnetic chuck is located inside the first mating part, and the height of the first magnetic chuck is less than the height of the first mating part. The outer edge of the second magnetic chuck is divided into a third mating part and a fourth mating part by setting an outer diameter difference. The air gap includes a first air gap, a second air gap, and a third air gap. The third mating part and the second mating part form the first air gap through a clearance fit. The fourth mating part and the first mating part form the second air gap through a clearance fit. The shoulder between the third and fourth mating parts and the shoulder between the first and second mating parts form the third air gap through a clearance fit.

3. The original liquid bottle connector as described in claim 1, characterized in that: The second magnetic accumulator is disc-shaped, with a second concave cavity on one side. One end of the bottle mouth connector is press-fitted into the second concave cavity.

4. The original liquid bottle connector as described in claim 1, characterized in that: The first and second magnetic accelerators are respectively provided with magnetic steel sheets, and the magnetic steel sheets are wrapped with a plastic shell, forming an integral structure by injection molding.

5. The original liquid bottle connector as described in claim 1, characterized in that: The first magnetic accumulator is press-fitted into the first recess of the foam spray bottle connector.

6. The original liquid bottle connector as described in claim 1, characterized in that: The orifice specification of the internal threaded hole is set to PCO-1881.