Mounting structure of reed switch of flow meter

Abstract

A mounting structure of a flow meter reed pipe comprises a shell and the reed pipe, a first limiting rib, a second limiting rib and a third limiting rib are arranged on the shell, the second limiting rib and the third limiting rib are arranged up and down, and the first limiting rib is located on the front side of the second limiting rib and the third limiting rib. A detachable connecting part is arranged between the second limiting rib or the third limiting rib and the reed switch, the reed switch is fixed on the shell through the detachable connecting part, a mounting groove is formed among the first limiting rib, the second limiting rib, the third limiting rib and the shell, and the reed switch is arranged on the mounting groove in an up-down, left-right and front-back limiting mode. The mounting structure for the reed switch of the flow meter can effectively position the reed switch and ensure that the mounting position of the reed switch is accurate, so that the reed switch can accurately sense water quantity, accurate water quantity is provided for the dish-washing machine, and the performance quality of the dish-washing machine is ensured to meet the design requirements.

Description

Technical Field

[0001] The utility model relates to the technical field of flowmeters, in particular to an installation structure of a reed switch of a flowmeter. Background Art

[0002] The flow meter of a dishwasher plays a very important role: it is an important component for controlling the water volume of the dishwasher. If the water volume is too much, the energy efficiency will not meet the standard; if the water volume is too little, the cleaning performance will be affected. The reed switch is the core component of the flow meter, responsible for sensing the water volume and feeding back to the computer board. Any deviation in the installation position will affect the water volume of the dishwasher. Therefore, the installation position of the reed switch must be accurate. The reed switch of the existing flow meter cannot be effectively positioned during installation, so the installation position is prone to deviation.

[0003] Therefore, further improvements are necessary. Utility Model Content

[0004] The utility model aims to provide a flow meter reed switch installation structure with simple and reasonable structure, accurate installation position, convenient disassembly and assembly, and strong practicality, so as to overcome the shortcomings of the prior art.

[0005] A mounting structure for a reed switch of a flow meter designed for this purpose comprises a shell and a reed switch, and is characterized in that: a first limiting rib, a second limiting rib and a third limiting rib are arranged on the shell, the second limiting rib and the third limiting rib are arranged up and down, the first limiting rib is located at the front side of the second limiting rib and the third limiting rib, a disassembly connection part is arranged between the second limiting rib or the third limiting rib and the reed switch, the reed switch is fixed to the shell through the disassembly connection part, an installation groove is formed between the first limiting rib, the second limiting rib, the third limiting rib and the shell, and the reed switch is limited up and down, left and right, front and back on the installation groove.

[0006] The disassembly connection part comprises a buckle arranged on the second limiting rib or the third limiting rib and a buckle hole arranged on the reed switch, and the buckle and the buckle hole are buckled with each other.

[0007] A first oblique guide rib is arranged at the rear side of the second limiting rib, and a second oblique guide rib is arranged at the rear side of the third limiting rib; when the reed switch is installed on the housing, the reed switch is pushed into the installation groove along the first oblique guide rib and the second oblique guide rib.

[0008] The widths of the first oblique guiding rib and the second oblique guiding rib gradually decrease from the front end to the rear end thereof.

[0009] The buckle is an elastic buckle, and a guide slope is provided on the buckle; when the reed switch is pushed into the installation groove, it acts on the buckle along the guide slope to make the buckle elastically deform. When the reed switch reaches the first limiting rib, the buckle hole reaches the buckle position, and the buckle is elastically reset and buckled with the buckle hole.

[0010] The second limiting rib and the third limiting rib include a first limiting portion, the first limiting portion is connected to the shell, and the upper and lower limits of the reed switch are located between the two first limiting portions.

[0011] One end of the first limiting portion is bent inwardly to form a second limiting portion, and the reed switch is limited to the left and right between the second limiting portion and the shell.

[0012] The reed switch is limited forward on the first limiting rib.

[0013] The reed switch is set on the installation groove through the front and rear limit of the buckle and the buckle hole.

[0014] The reed switch includes a first assembly part and a second assembly part, the first assembly part and the second assembly part form a step shape with each other, and the thickness of the first assembly part is greater than the thickness of the second assembly part. The left and right limits of the first assembly part are between one of the second limit parts and the shell, the buckle hole is set on the second assembly part, and the buckle is set on the other second limit part; when the reed switch is pushed into the installation groove, the second assembly part acts on the buckle along the guide inclined surface to make the buckle elastically deform.

[0015] The utility model arranges a first limiting rib, a second limiting rib and a third limiting rib on the shell, and a disassembly connection part is arranged between the second limiting rib or the third limiting rib and the reed switch. The reed switch is fixed to the shell through the disassembly connection part, and a mounting groove is formed between the first limiting rib, the second limiting rib, the third limiting rib and the shell. The reed switch is arranged on the mounting groove for up and down, left and right, front and back limiting. The above structure can effectively position the reed switch, ensure the accurate installation position of the reed switch, and then enable the reed switch to accurately sense the water volume, thereby providing the accurate water volume for the dishwasher, and ensuring that the performance quality of the dishwasher meets the design requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a side view of a housing in one embodiment of the utility model.

[0017] Figure 2 for Figure 1 Cross-sectional view along the AA direction.

[0018] Figure 3 It is a schematic diagram of the overall structure of the shell in one embodiment of the utility model.

[0019] Figure 4 The figure is a schematic diagram of the overall structure of a reed switch in one embodiment of the utility model.

[0020] Figure 5-Figure 6 The figure is a schematic diagram of the installation process of the reed switch in one embodiment of the utility model. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0022] See also Figure 1-Figure 6 The installation structure of the reed switch of the flow meter includes a shell 1 and a reed switch 2. The shell 1 is provided with a first limiting rib 3, a second limiting rib 4 and a third limiting rib 5. The second limiting rib 4 and the third limiting rib 5 are arranged up and down. The first limiting rib 3 is located at the front side of the second limiting rib 4 and the third limiting rib 5. A disassembly connection part is arranged between the third limiting rib 5 and the reed switch 2. The reed switch 2 is fixed to the shell 1 through the disassembly connection part. A mounting groove 6 is formed between the first limiting rib 3, the second limiting rib 4, the third limiting rib 5 and the shell 1. The reed switch 2 is limited up and down, left and right, and front and back on the mounting groove 6.

[0023] The disassembly connection portion includes a buckle 7 arranged on the third limiting rib 5 and a buckle hole 8 arranged on the reed switch 2, and the buckle 7 and the buckle hole 8 are buckled with each other.

[0024] A first guiding oblique rib 9 is arranged on the rear side of the second limiting rib 4, and a second guiding oblique rib 10 is arranged on the rear side of the third limiting rib 5; when the reed switch 2 is installed on the shell 1, the reed switch 2 is pushed into the installation groove 6 along the first guiding oblique rib 9 and the second guiding oblique rib 10, and the guiding oblique ribs enable the reed switch 2 to be smoothly inserted into the installation groove 6.

[0025] The width of the first oblique guiding rib 9 and the second oblique guiding rib 10 gradually decreases from the front end to the rear end thereof; the oblique guiding rib is slope-shaped, wide outside and narrow inside.

[0026] The buckle 7 is an elastic buckle, and a guiding inclined surface 11 is provided on the buckle 7; when the reed switch 2 is pushed into the mounting groove 6, it acts on the buckle 7 along the guiding inclined surface 11 to make the buckle 7 elastically deform. When the reed switch 2 reaches the first limiting rib 3, the buckle hole 8 reaches the position of the buckle 7, and the buckle 7 is elastically reset and buckled with the buckle hole 8.

[0027] The second limiting rib 4 and the third limiting rib 5 include a first limiting portion 12 . The first limiting portion 12 is connected to the housing 1 . The upper and lower limits of the reed switch 2 are located between the two first limiting portions 12 .

[0028] One end of the first limiting portion 12 is bent inward to form a second limiting portion 13 , and the reed switch 2 is limited left and right between the second limiting portion 13 of the second limiting rib 4 and the housing 1 .

[0029] The reed switch 2 is limited forward on the first limiting rib 3 .

[0030] The reed switch 2 is set on the installation groove 6 by the front and rear limit cooperation of the buckle 7 and the buckle hole 8.

[0031] The reed switch 2 includes a first assembly portion 14 and a second assembly portion 15, which form a step shape with each other, and the thickness of the first assembly portion 14 is greater than that of the second assembly portion 15. The first assembly portion 14 is limited to the left and right between the second limiting portion 13 of the second limiting rib 4 and the shell 1, the buckle hole 8 is arranged on the second assembly portion 15, and the buckle 7 is arranged on the second limiting portion 13 of the third limiting rib 5; when the reed switch 2 is pushed into the mounting groove 6, the second assembly portion 15 acts on the buckle 7 along the guide slope 11 to make the buckle 7 elastically deformed; the second assembly portion 15 has a relatively small thickness, which ensures that when the reed switch 2 is pushed into the mounting groove 6, it will not be stuck with the buckle 7, so that the buckle 7 can be deformed smoothly.

[0032] Installation process of reed switch 2:

[0033] See also Figure 5-Figure 6 , push the reed switch 2 into the installation groove 6 along the first guide oblique rib 9 and the second guide oblique rib 10, and then push it forward along the second limiting rib 4 and the third limiting rib 5 (such as Figure 5 As shown by the arrow, the buckle 7 is squeezed up by the reed switch 2. When the reed switch 2 reaches the first limiting rib 3, the buckle hole 8 reaches the position of the buckle 7, the buckle 7 is elastically reset, and the buckle 7 is embedded in the buckle hole 8. The reed switch 2 is restricted in all dimensions (i.e., up, down, left, right, front, and back) and installed in place (as shown in the arrow). Figure 6 As shown); in addition, when the reed switch 2 is disassembled, it is only necessary to pull out the reed switch 2 with force so that the buckle 7 is disengaged from the buckle hole 8, and then the reed switch 2 can be removed; the installation and disassembly process of the reed switch 2 is very simple, which greatly improves the disassembly efficiency.

[0034] The above is a preferred embodiment of the utility model, which shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. The utility model may have various changes and improvements without departing from the spirit and scope of the utility model, and these changes and improvements fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A flow meter reed switch mounting structure, comprising a housing (1) and a reed switch (2), Features: The housing (1) is provided with a first limiting rib (3), a second limiting rib (4) and a third limiting rib (5); the second limiting rib (4) and the third limiting rib (5) are arranged up and down; the first limiting rib (3) is located in front of the second limiting rib (4) and the third limiting rib (5); a disassembly connection portion is arranged between the second limiting rib (4) or the third limiting rib (5) and the reed switch (2); the reed switch (2) is fixed to the housing (1) via the disassembly connection portion; a mounting groove (6) is formed between the first limiting rib (3), the second limiting rib (4), the third limiting rib (5) and the housing (1); and the reed switch (2) is limited up and down, left and right, and front and back on the mounting groove (6).

2. The installation structure of the flow meter reed switch according to claim 1, Features: The disassembly connection portion comprises a buckle (7) arranged on the second limiting rib (4) or the third limiting rib (5) and a buckle hole (8) arranged on the reed switch (2), and the buckle (7) and the buckle hole (8) are buckled with each other.

3. The installation structure of the flow meter reed switch according to claim 2, Features: A first oblique guide rib (9) is arranged on the rear side of the second limiting rib (4), and a second oblique guide rib (10) is arranged on the rear side of the third limiting rib (5); when the reed switch (2) is installed on the housing (1), the reed switch (2) is pushed into the installation groove (6) along the first oblique guide rib (9) and the second oblique guide rib (10).

4. The installation structure of the flow meter reed switch according to claim 3, Features: The width of the first oblique guiding rib (9) and the second oblique guiding rib (10) gradually decreases from the front end to the rear end thereof.

5. The installation structure of the flow meter reed switch according to claim 2, Features: The buckle (7) is an elastic buckle, and a guide inclined surface (11) is arranged on the buckle (7); when the reed switch (2) is pushed into the installation groove (6), it acts on the buckle (7) along the guide inclined surface (11), so that the buckle (7) is elastically deformed, and when the reed switch (2) reaches the first limiting rib (3), the buckle hole (8) reaches the position of the buckle (7), and the buckle (7) is elastically reset and is mutually buckled with the buckle hole (8).

6. The installation structure of the flow meter reed switch according to claim 5, Features: The second limiting rib (4) and the third limiting rib (5) comprise a first limiting portion (12), the first limiting portion (12) is connected to the housing (1), and the upper and lower limits of the reed switch (2) are located between the two first limiting portions (12).

7. The installation structure of the flow meter reed switch according to claim 6, Features: One end of the first limiting portion (12) is bent inwardly to form a second limiting portion (13), and the reed switch (2) is limited left and right between the second limiting portion (13) and the housing (1).

8. The installation structure of the flow meter reed switch according to claim 2, Features: The reed switch (2) is limited forward on the first limiting rib (3).

9. The installation structure of the flow meter reed switch according to claim 2, Features: The reed switch (2) is arranged on the installation groove (6) by means of front and rear limit matching of the buckle (7) and the buckle hole (8).

10. The installation structure of the flow meter reed switch according to claim 7, Features: The reed switch (2) comprises a first assembly part (14) and a second assembly part (15), the first assembly part (14) and the second assembly part (15) mutually form a step shape, and the thickness of the first assembly part (14) is greater than the thickness of the second assembly part (15), the first assembly part (14) is limited to the left and right between one of the second limiting parts (13) and the housing (1), the buckle hole (8) is arranged on the second assembly part (15), and the buckle (7) is arranged on the other second limiting part (13); when the reed switch (2) is pushed into the installation groove (6), the second assembly part (15) acts on the buckle (7) along the guide inclined surface (11) to elastically deform the buckle (7).

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