CN220911134U

CN220911134U - Water flow switch

Info

Publication number: CN220911134U
Application number: CN202322560910.2U
Authority: CN
Inventors: 刘锋; 肖辉; 朱彦美; 陈新梅
Original assignee: Foshan City Skye Weil Electronics Co ltd
Current assignee: Foshan City Skye Weil Electronics Co ltd
Priority date: 2023-09-20
Filing date: 2023-09-20
Publication date: 2024-05-07
Anticipated expiration: 2033-09-20

Abstract

The utility model discloses a water flow switch, which belongs to the technical field of water liquid equipment and comprises a shell, a water inlet pipeline which is communicated with two sides of the shell and is convenient for water to flow in and a water outlet pipeline which is convenient for water to flow out, wherein a rotating blade is rotationally connected to an inner cavity of the shell; the top of shell is provided with the access door, and the top of access door is connected with the lug, and the periphery of shell and access door is provided with the limiting plate of the U font of inversion, and the rectangle passageway with the lug adaptation has been seted up to the side of limiting plate, and the both sides of limiting plate all are connected with the installation subplate. The water flow switch not only can adjust the sensitivity, but also is convenient to install and disassemble.

Description

Water flow switch

Technical Field

The utility model belongs to the technical field of water-liquid equipment, and particularly relates to a water flow switch.

Background

The water flow switch is a sensing device for converting water flow signal flow into switch-type electric signals, is commonly used for various control systems related to water flow, and is a water flow switch which is relatively commonly used at present.

In the use process of the existing toggle type water flow switch, as the water flow can slightly fluctuate due to various factors, the critical point of the setting value of the water flow switch is caused to fluctuate, the stability of the operation of equipment is affected, the sensitivity of the amplification operation cannot be improved, and the use burden can be increased.

Through retrieving, chinese patent document (grant bulletin number CN 218094586U) is a water flow switch, through setting up the piece that adds the resistance at the second end of plectrum, increased the plectrum to the resistance of rivers for the water flow switch can skip its critical value's unstable interval in the use, guaranteed the stability of water flow switch signal, but the size of the fluctuation leaf of equipment is fixed, makes the sensitivity of equipment unable regulation.

Disclosure of utility model

The utility model aims to provide a water flow switch to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the water flow switch comprises a shell, a water inlet pipeline which is communicated with two sides of the shell and is convenient for water to flow in and a water outlet pipeline which is convenient for water to flow out, wherein a rotating blade is rotationally connected to an inner cavity of the shell;

The top of shell is provided with the access door, and the top of access door is connected with the lug, and the periphery of shell and access door is provided with the limiting plate of the U font of inversion, and the rectangle passageway with the lug adaptation has been seted up to the side of limiting plate, and the both sides of limiting plate all are connected with the installation subplate.

As a preferred embodiment, the side of the shell is provided with a mounting main board, the side of the mounting main board is provided with a round rod, and the side of the mounting auxiliary board is provided with a perforation matched with the round rod.

As the preferred implementation scheme, the round holes corresponding to the positions are respectively formed in the side surfaces of the installation main board and the installation auxiliary board, and fixing bolts convenient to connect with external equipment are arranged in the round holes.

As a preferred embodiment, the access door is fixedly connected with the shell through an auxiliary bolt, and a visible window is embedded in the side surface of the shell.

As a preferred embodiment, the side of the rotating blade is connected with a magnetic core, the two sensors are mounted on the inner wall of the housing, and the magnetic core is arranged between the two sensors.

As a preferred embodiment, the auxiliary sleeve is arranged in the water inlet channel.

As a preferred embodiment, the outer circumferences of the water inlet pipe and the water outlet pipe are each configured with external threads for facilitating connection with an external water pipe.

Compared with the prior art, the utility model has the technical effects and advantages that:

Compared with the design of the rotating blade, the water flow switch has the advantages that when the water flow switch is influenced by water flow, the reaction is larger, the sensitivity is higher, and the length and the area of actual use are adjusted by changing the relative distance between the auxiliary sleeve and the rotating blade, so that the sensitivity is adjusted;

according to the water flow switch, the access door is convenient to overhaul and replace the structure and the components inside the water flow switch, the limiting plate can limit the access door and the shell, the bump can avoid the disorder of the limiting plate, the installation auxiliary plate is matched with the installation main plate, the whole body is convenient to be connected and fixed with external equipment, and the water flow switch is also convenient to detach during overhaul;

The water flow switch not only can adjust the sensitivity, but also is convenient to install and disassemble.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the structure of the utility model for removing the limiting plate and installing the motherboard;

FIG. 3 is a schematic view of the structure of the auxiliary sheath and the extension blade of the present utility model;

Fig. 4 is a right side view of the housing and inlet conduit of the present utility model.

Reference numerals illustrate:

in the figure: 1. a housing; 2. a water inlet pipe; 3. a water outlet pipe; 4. a rotating blade; 5. an auxiliary sleeve; 6. extending leaves; 7. countersunk head bolts; 8. an access door; 9. a bump; 10. a limiting plate; 11. installing an auxiliary plate; 12. installing a main board; 13. a round bar; 14. a fixing bolt; 15. a magnetic core; 16. a sensor.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.

Unless the directions indicated by the individual definitions are used, the directions of up, down, left, right, front, rear, inner and outer are all directions of up, down, left, right, front, rear, inner and outer in the drawings shown in the present utility model, and are described herein together.

The connection mode can adopt the prior modes such as bonding, welding, bolting and the like, and is based on the actual requirement.

Examples

In order to adjust sensitivity, a water flow switch as shown in fig. 1 to 4 comprises a housing 1, a water inlet pipeline 2 which is communicated with two sides of the housing 1 and is convenient for water to flow in and a water outlet pipeline 3 which is convenient for water to flow out, wherein an inner cavity of the housing 1 is rotationally connected with a rotating blade 4, an auxiliary sleeve 5 with an opening at one side is sleeved on the periphery of the rotating blade 4, the auxiliary sleeve 5 is arranged in the water inlet channel, two sides of the auxiliary sleeve 5 are connected with extension blades 6, the side surface of the auxiliary sleeve 5 is in threaded connection with countersunk bolts 7, a plurality of holes matched with the countersunk bolts 7 are formed in the side surface of the rotating blade 4, the distance between the rotating blade 4 and the auxiliary sleeve 5 is adjusted according to the actual requirement of sensitivity, the rotating blade 4 is fixed by the countersunk bolts 7, then the rotating blade 4 is installed in the inner cavity of the housing 1, an access door 8 is covered, and the auxiliary bolts are used for fixing.

For easy to assemble and dismantle, the top of shell 1 is provided with access door 8, the side bonding of access door 8 has sealed pad, the top of access door 8 is connected with lug 9, the periphery of shell 1 and access door 8 is provided with the limiting plate 10 of inverted U font, rectangular channel with lug 9 adaptation has been seted up to the side of limiting plate 10, the both sides of limiting plate 10 all are connected with installation subplate 11, the side of shell 1 is provided with installation mainboard 12, round bar 13 has been seted up to the side of installation mainboard 12, the perforation with round bar 13 adaptation has been seted up to the side of installation subplate 11, the round hole that corresponds with the position is all seted up to the side of installation mainboard 12 and installation subplate 11, and be provided with the fixing bolt 14 that is convenient for be connected with external equipment in the round hole, limit plate 10 is sheathe limit plate 9 in the periphery of lug, place installation mainboard 12 in one side of shell 1, pass installation mainboard 12 and install the round hole of subplate 11 with fixing bolt 14, then fixing bolt 14 and external equipment are connected fixedly.

The inside working condition is convenient for see from outside, and access door 8 passes through auxiliary bolt and shell 1 to be connected fixedly, and the embedded visual window of installing of side of shell 1.

In order to meet the use requirement, the side of the rotary blade 4 is connected with a magnetic core 15, the inner wall of the shell 1 is provided with two sensors 16, the magnetic core 15 is arranged between the two sensors 16, when in use, the water liquid impacts the auxiliary sleeve 5 and the extension blade 6 to rotate, the magnetic core 15 is indirectly driven to approach one of the sensors 16, the peripheries of the water inlet pipeline 2 and the water outlet pipeline 3 are respectively provided with external threads which are convenient to be connected with an external water pipe, and the water outlet pipeline 3 and the water inlet pipeline 2 are communicated with the external water pipe.

The magnetic core 15 and the sensor 16 are all conventional instruments, the working principle, the size and the model are irrelevant to the problems solved by the application, so that description is not made, other structures forming a water flow switch are also arranged in the shell 1, the description and the description are not made in the application because the water flow switch is not changed, but the description is not represented, in addition, the structure and the design of the application are all designed to be high-pressure resistant, and the water flow switch can bear the use of water flow with certain pressure.

Principle of operation

The water flow switch adjusts the distance between the rotating blade 4 and the auxiliary sleeve 5 according to the actual requirement of sensitivity, the rotating blade 4 is fixed by using the countersunk head bolt 7, then the rotating blade 4 is arranged in the inner cavity of the shell 1, the access door 8 is covered, and the auxiliary bolt is used for fixing;

The water outlet pipeline 3 and the water inlet pipeline 2 are communicated with an external water pipe, a limiting plate 10 is sleeved on the periphery of a convex block 9, a mounting main plate 12 is placed on one side of the shell 1, a fixing bolt 14 penetrates through round holes of the mounting main plate 12 and a mounting auxiliary plate 11, and then the fixing bolt 14 is fixedly connected with external equipment;

In use, the water liquid impacts the auxiliary sleeve 5 and the extension blade 6 to rotate, indirectly driving the magnetic core 15 to approach one of the sensors 16.

It should be noted that relational terms such as one and two are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a water flow switch, includes shell (1), intercommunication in inlet channel (2) and outlet pipe way (3) of the water outflow water of being convenient for of the rivers inflow of being convenient for of shell (1) both sides, its characterized in that: the inner cavity of the shell (1) is rotationally connected with a rotating blade (4), an auxiliary sleeve (5) with an opening at one side is sleeved on the periphery of the rotating blade (4), two sides of the auxiliary sleeve (5) are connected with extension blades (6), the side surface of the auxiliary sleeve (5) is in threaded connection with a countersunk head bolt (7), and a plurality of holes matched with the countersunk head bolt (7) are formed in the side surface of the rotating blade (4);

The novel anti-theft device is characterized in that an access door (8) is arranged at the top end of the shell (1), a lug (9) is connected to the top end of the access door (8), an inverted U-shaped limiting plate (10) is arranged on the periphery of the shell (1) and the periphery of the access door (8), a rectangular channel matched with the lug (9) is formed in the side face of the limiting plate (10), and two sides of the limiting plate (10) are connected with mounting auxiliary plates (11).

2. A water flow switch as claimed in claim 1, wherein: the side of shell (1) is provided with installation mainboard (12), round bar (13) have been seted up to the side of installation mainboard (12), and the perforation with round bar (13) adaptation has been seted up to the side of installation subplate (11).

3. A water flow switch as claimed in claim 2, wherein: round holes corresponding to the positions are formed in the side faces of the installation main board (12) and the installation auxiliary board (11), and fixing bolts (14) convenient to connect with external equipment are arranged in the round holes.

4. A water flow switch as claimed in claim 1, wherein: the access door (8) is fixedly connected with the shell (1) through an auxiliary bolt, and a visible window is embedded in the side face of the shell (1).

5. A water flow switch as claimed in claim 1, wherein: the side of the rotating blade (4) is connected with a magnetic core (15), two sensors (16) are mounted on the inner wall of the shell (1), and the magnetic core (15) is arranged between the two sensors (16).

6. A water flow switch as claimed in claim 1, wherein: the auxiliary sleeve (5) is arranged in the water inlet channel.

7. A water flow switch as claimed in claim 1, wherein: the peripheries of the water inlet pipeline (2) and the water outlet pipeline (3) are respectively provided with external threads which are convenient to connect with an external water pipe.