Mounting structure of booster pump of water purifier

By installing the booster pump between the mounting cylinder housing of the filter cartridge mounting base in the water purifier, and adopting a multi-directional limiting and rubber ring buffer design, the problems of unstable installation and noise of the booster pump are solved, and the miniaturization and stable operation of the water purifier are realized.

CN224260503UActive Publication Date: 2026-05-19FUJIAN BLUE CODE INTERNET OF THINGS TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
FUJIAN BLUE CODE INTERNET OF THINGS TECH CO LTD
Filing Date
2025-07-14
Publication Date
2026-05-19

AI Technical Summary

Technical Problem

The current installation method of booster pumps in water purifiers results in a loose overall structure, large space occupation, and a lack of effective positioning and vibration reduction measures, which affects the reliability of equipment operation and causes noise problems.

Method used

The booster pump is installed between the mounting cylinder housing of the filter element mounting base. It adopts a multi-directional limiting design with the front positioning part and the front rubber ring, and the rear positioning part and the rear rubber ring. It is fixedly connected by bolts and nuts. Combined with the elastic buffer of the rubber ring, multi-directional limiting and shock absorption are achieved.

Benefits of technology

It achieves a miniaturized design for the water purifier, improves the structural stability and shock absorption of the booster pump, reduces noise transmission, simplifies the installation process, and facilitates the removal and replacement of the filter element.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224260503U_ABST
Patent Text Reader

Abstract

The utility model relates to a mounting structure of a booster pump of a water purifier, which is characterized in that firstly, the booster pump is mounted between two mounting cylinder shells, the internal space of a filter element mounting seat is fully utilized, the volume of the whole machine is reduced, and the requirement of a miniaturized water purifier is met; through the matching design of the front positioning part and the front rubber ring and the matching design of the rear positioning part and the rear rubber ring, the booster pump can be limited in multiple directions, displacement during work is avoided, the structural stability is improved, and through the elastic buffering effect of the front rubber ring and the rear rubber ring, vibration during operation of the booster pump can be effectively absorbed, noise transmission is reduced, and the use experience is improved; in addition, the fixing support is connected with the rear pressing plate through bolts and nuts, so that the installation process is simplified. The mounting position of the booster pump does not influence the disassembly and replacement of the filter element, so that daily maintenance is facilitated.
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Description

Technical Field

[0001] This utility model relates to the field of water purifier technology, and in particular to an installation structure for a water purifier booster pump. Background Technology

[0002] In the existing structural design of water purifiers, the installation method of booster pumps usually has the following technical problems: 1. Traditional booster pumps are mostly set separately on the inner wall of the water purifier casing, resulting in a loose overall structure, occupying a large space, and not conducive to the miniaturization design of water purifiers; 2. Some installation structures are only fixed by simple brackets, lacking effective positioning and vibration damping measures. When the booster pump is working, it is easy to be displaced due to vibration, affecting the reliability of equipment operation. Moreover, due to the lack of professional vibration damping design, the vibration of the booster pump during operation is easily transmitted to the casing, generating noise, and may also affect the service life of the filter element. Utility Model Content

[0003] The present invention aims to at least partially solve one of the problems existing in the prior art. To this end, the present invention proposes an installation structure for a water purifier booster pump.

[0004] To achieve the above objectives, this utility model provides the following technical solution:

[0005] An installation structure for a water purifier booster pump includes a filter element mounting base, with mounting cylinder housings for mounting filter elements spaced apart at the lower end of the filter element mounting base, a booster pump installed between the two mounting cylinder housings, a fixed bracket fixedly installed on the front side of the booster pump, a front positioning part and a rear positioning part respectively provided on the front and rear sides of the two mounting cylinder housings, a front rubber ring provided on the fixed bracket and fixed to the front positioning part, and a rear pressure plate and a rear rubber ring provided on the rear pressure plate, the rear rubber ring being fixed to the rear positioning part, and the fixed bracket and the rear pressure plate being fixedly connected by bolts and nuts.

[0006] In some embodiments, the front positioning part and the rear positioning part have the same structure, both including columns spaced vertically apart, and an arc-shaped positioning ring for limiting the rubber ring is provided at the end edge of the column.

[0007] In some embodiments, the sidewalls of the fixed bracket and the rear pressure plate are provided with slots, and the front rubber ring and the rear rubber ring have the same structure, both including a rubber column. The sidewall of the rubber column is provided with an annular groove that can be inserted into the slot.

[0008] In some embodiments, the rear pressure plate is provided with an arc-shaped fitting portion for fitting against the side wall of the booster pump.

[0009] In some embodiments, the bolts and nuts are provided in two sets, respectively located on the left and right sides of the booster pump.

[0010] In some embodiments, the bolt is an external hexagonal head, and an internal hexagonal groove is provided on the outer wall of the fixing bracket. The bolt passes through the internal hexagonal groove, and its external hexagonal head is embedded in the internal hexagonal groove.

[0011] In some embodiments, the end of the column is provided with a screw hole, and the front rubber ring and the rear rubber ring are provided with through holes that communicate with the screw hole.

[0012] Compared with the prior art, the beneficial effects of this utility model are:

[0013] First, the booster pump is installed between the two mounting cylinder housings, making full use of the internal space of the filter cartridge mounting base, reducing the overall size of the unit, and adapting to the needs of miniaturized water purifiers. The cooperative design of the front positioning part with the front rubber ring and the rear positioning part with the rear rubber ring can limit the booster pump in multiple directions, preventing displacement during operation and improving structural stability. Moreover, the elastic buffering effect of the front and rear rubber rings can effectively absorb the vibration of the booster pump during operation, reduce noise transmission, and improve the user experience. In addition, the fixed bracket and the rear pressure plate are connected by bolts and nuts, simplifying the installation process. Furthermore, the installation position of the booster pump does not affect the disassembly and replacement of the filter cartridge, facilitating daily maintenance. Attached Figure Description

[0014] Figure 1 This is one of the three-dimensional structural diagrams of the booster pump after installation.

[0015] Figure 2 This is the second three-dimensional structural diagram of the booster pump after installation.

[0016] Figure 3 This is an exploded structural diagram of the present invention.

[0017] Figure 4 This is a schematic diagram of the booster pump of this utility model. Detailed Implementation

[0018] The following detailed description provides various embodiments or examples for implementing this utility model. Of course, these are merely embodiments or examples and are not intended to be limiting. Additionally, repeated reference numerals, such as repeated numbers and / or letters, may be used in different embodiments. These repetitions are for the purpose of simple and clear description of this utility model and do not represent a specific relationship between the different embodiments and / or structures discussed.

[0019] like Figures 1-4The installation structure of a water purifier booster pump shown includes a filter element mounting base 1, with mounting cylinder housings 2 for mounting filter elements 100 spaced apart at the lower end of the filter element mounting base 1. The pump is characterized by: a booster pump 3 installed between the two mounting cylinder housings 2; a fixing bracket 4 fixedly mounted on the front side of the booster pump 3; a front positioning part 5 and a rear positioning part 6 respectively provided on the front and rear sides of the two mounting cylinder housings 2; a front rubber ring 7 provided on the fixing bracket 4 and fixed to the front positioning part 5; a rear pressure plate 8 and a rear rubber ring 9 provided on the rear pressure plate 8; the rear rubber ring 9 fixed to the rear positioning part 6; and the fixing bracket 4 and the rear pressure plate 8 being fixedly connected by bolts 10 and nuts 11.

[0020] Based on the above structure, firstly, the booster pump 3 is installed between the two mounting cylinder housings 2, making full use of the internal space of the filter element mounting base 1, reducing the overall size of the machine, and adapting to the needs of miniaturized water purifiers; the cooperative design of the front positioning part 5 with the front rubber ring 7 and the rear positioning part 6 with the rear rubber ring 9 can limit the booster pump 3 in multiple directions, preventing displacement during operation and improving structural stability. Moreover, through the elastic buffering effect of the front rubber ring 7 and the rear rubber ring 9, the vibration of the booster pump 3 during operation can be effectively absorbed, reducing noise transmission and improving the user experience; in addition, the fixed bracket 3 and the rear pressure plate 8 are connected by bolts 10 and nuts 11, simplifying the installation process; and the installation position of the booster pump 3 does not affect the disassembly and replacement of the filter element, facilitating daily maintenance.

[0021] The front positioning part 5 and the rear positioning part 6 have the same structure, both including a column 21 arranged at intervals. An arc-shaped positioning ring 22 for limiting the rubber ring is provided at the end edge of the column 21. During installation, the front rubber ring 7 and the rear rubber ring 9 are respectively embedded in the arc-shaped positioning ring 22. The arc-shaped positioning ring 22 limits the rubber ring and ensures that the rubber ring is stably connected to the positioning part.

[0022] The structure of the vertically spaced columns 21 provides a stable support point for the rubber ring, and the arc-shaped positioning ring 22 can accurately limit the rubber ring, preventing it from shifting or falling off during use, thereby further enhancing the stability of the booster pump installation and improving the shock absorption effect.

[0023] See Figure 4As shown, both the fixed bracket 4 and the rear pressure plate 8 have slots 31 on their side walls. The front rubber ring 7 and the rear rubber ring 9 have the same structure, each including a rubber column 32. The side wall of the rubber column 32 has an annular groove 33 that can be inserted into the slot 31. During installation, the annular groove 33 on the rubber column 32 is inserted into the slot 31 to achieve a tight connection between the rubber ring and the fixed bracket and the rear pressure plate. Thus, the engagement structure of the slot 31 and the annular groove 33 makes the connection between the rubber ring and the fixed bracket 4 and the rear pressure plate 8 more secure, preventing the rubber ring from loosening during the vibration of the booster pump and enhancing vibration damping and noise reduction performance. At the same time, it facilitates the installation and replacement of the rubber ring, reducing maintenance costs.

[0024] See Figure 2 As shown, an arc-shaped fitting part 41 for fitting against the side wall of the booster pump 3 is provided on the rear pressure plate 8; during installation, the arc-shaped fitting part 41 is tightly fitted against the side wall of the booster pump 3, and the booster pump 3 is stably clamped from the front and rear sides by the cooperation of the rear pressure plate 8, the rear rubber ring 9 and the rear positioning part 6, and the cooperation of the fixed bracket 4, the front rubber ring 7 and the front positioning part 5.

[0025] See Figure 1 , Figure 2 As shown, there are two sets of bolts 10 and nuts 11, which are respectively located on the left and right sides of the booster pump 3. During installation, the bolts 10 are passed through the through holes at the corresponding positions of the fixed bracket 4 and the rear pressure plate 8, and then the nuts 11 are tightened to fix the fixed bracket 4 and the rear pressure plate 8, thereby fixing the booster pump 3.

[0026] The symmetrical arrangement of the two sets of bolts 10 and nuts 11 makes the tightening force on the booster pump 3 more uniform, avoiding tilting or displacement of the booster pump due to unilateral force, and enhancing the overall stability of the installation structure; at the same time, the multiple sets of connection points improve the fixing strength and ensure that the booster pump remains stable during long-term operation.

[0027] See Figure 3 As shown, the bolt 10 is an external hexagonal head, and an internal hexagonal groove 61 is provided on the outer wall of the fixing bracket 4. The bolt 10 passes through the internal hexagonal groove 61, and its external hexagonal head is embedded in the internal hexagonal groove 61. During installation, the bolt 10 is passed through the internal hexagonal groove 61, so that the external hexagonal head of the bolt 10 is embedded in the internal hexagonal groove 61, and then tightened with a nut 11 from the other side. The cooperation between the external hexagonal head and the internal hexagonal groove facilitates installation and disassembly using tools, improving assembly efficiency.

[0028] In this utility model, in order to further improve the stability of the booster pump 3 after installation, the end of the column 21 is provided with a screw hole 71, and the front rubber ring 7 and the rear rubber ring 9 are provided with through holes 72 that communicate with the screw hole 71.

[0029] During installation, first align the through hole 72 of the rubber ring with the screw hole 71 of the column 21, then use a screw to pass through the through hole 72 and screw it into the screw hole 71 to fix the rubber ring on the positioning part; thus, the rubber ring is fixed to the positioning part by the screw, which further enhances the connection strength between the rubber ring and the positioning part and prevents the rubber ring from falling off during long-term use; at the same time, this method facilitates the replacement and maintenance of the rubber ring and ensures that the shock absorption and noise reduction function remains effective.

[0030] Based on the accompanying drawings and the foregoing display and description of the basic principles, main features, and advantages of this utility model, those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claims. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. An installation structure for a water purifier booster pump, comprising a filter element mounting base (1), wherein the lower end of the filter element mounting base (1) is provided with mounting cylinder housings (2) spaced apart on the left and right for mounting filter elements (100), characterized in that: A booster pump (3) is installed between the two mounting cylinder shells (2). A fixed bracket (4) is fixedly installed on the front side of the booster pump (3). A front positioning part (5) and a rear positioning part (6) are respectively provided on the front and rear sides of the two mounting cylinder shells (2). A front rubber ring (7) is provided on the fixed bracket (4) and the front rubber ring (7) is fixed on the front positioning part (5). A rear pressure plate (8) and a rear rubber ring (9) are provided on the rear pressure plate (8). The rear rubber ring (9) is fixed on the rear positioning part (6). The fixed bracket (4) and the rear pressure plate (8) are fixedly connected by bolts (10) and nuts (11).

2. The installation structure of a water purifier booster pump according to claim 1, characterized in that: The front positioning part (5) and the rear positioning part (6) have the same structure, both including a column (21) arranged at intervals between the upper and lower parts, and an arc-shaped positioning ring (22) for limiting the rubber ring is provided at the end edge of the column (21).

3. The installation structure of a water purifier booster pump according to claim 2, characterized in that: The side walls of the fixed bracket (4) and the rear pressure plate (8) are provided with slots (31). The front rubber ring (7) and the rear rubber ring (9) have the same structure and both include a rubber column (32). The side wall of the rubber column (32) is provided with an annular groove (33) that can be inserted into the slot (31).

4. The installation structure of a water purifier booster pump according to claim 1, characterized in that: An arc-shaped fitting part (41) for fitting to the side wall of the booster pump (3) is provided on the rear pressure plate (8).

5. The installation structure of a water purifier booster pump according to claim 1, characterized in that: Two sets of bolts (10) and nuts (11) are provided, respectively located on the left and right sides of the booster pump (3).

6. The installation structure of a water purifier booster pump according to claim 5, characterized in that: The bolt (10) is an external hexagonal head, and an internal hexagonal groove (61) is provided on the outer wall of the fixed bracket (4). The bolt (10) passes through the internal hexagonal groove (61) and its external hexagonal head is embedded in the internal hexagonal groove (61).

7. The installation structure of a water purifier booster pump according to claim 2, characterized in that: The end of the column (21) is provided with a screw hole (71), and the front rubber ring (7) and the rear rubber ring (9) are provided with through holes (72) that are connected to the screw hole (71).