CN218939526U

CN218939526U - Adjustable float level switch

Info

Publication number: CN218939526U
Application number: CN202223476581.5U
Authority: CN
Inventors: 马俊武; 王伟; 顾爱群
Original assignee: Liaoyang Shunda Instrument Co ltd
Current assignee: Liaoyang Shunda Instrument Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-04-28
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses an adjustable pontoon liquid level switch, which comprises a body rod, wherein a lifting ring is connected inside the body rod in a sliding way, a magnetic spring switch is fixed inside the lifting ring, a lifting assembly is arranged at the top of the lifting ring, a pontoon is sleeved outside the body rod body, a sleeve is connected inside the pontoon through threads, a permanent magnet is arranged on the inner wall of the bottom end of the sleeve, a fixer is arranged at the bottom and the top of the body rod body, the lifting assembly comprises a pull wire, one end of the pull wire is connected with the lifting ring, the other end of the pull wire is connected with a wire rod, the wire rod is connected with the inner wall of the body rod in a rotating way, and the length of the body rod can be adjusted according to the depth of a container or the monitoring liquid level by arranging the body rod into a multi-section structure; the lifting assembly is arranged to adjust the height of the magnetic reed switch by means of the lifting ring, and the position of the permanent magnet can be adjusted by twisting the sleeve.

Description

Adjustable float level switch

Technical Field

The utility model belongs to the technical field of float liquid level switches, and particularly relates to an adjustable float liquid level switch.

Background

The principle of the float liquid level switch is that the float floats on the water surface, when the liquid level rises, the float rises by utilizing the buoyancy of the liquid, the magnet inside the float is close to the magnetic reed switch in the body rod, the control circuit is switched on and off, the conventional float liquid level switch needs to be customized for the depth of a container when the conventional float liquid level switch is used for some nonstandard containers, and the progress of the float cannot be adjusted, so that the universality is poor.

For the problems in the related art, no effective solution has been proposed at present.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an adjustable float level switch, which has the advantages of improving the universality of the float level switch, needing no customization of corresponding depth and process, and being convenient and quick to adjust.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a flotation pontoon liquid level switch with adjustable, includes the body pole, the inside sliding connection of body pole has the lift ring, the inside magnetic reed switch that is fixed with of lift ring, the lift ring top is provided with lifting unit, the flotation pontoon has been cup jointed in the body pole body outside, the flotation pontoon is inside to have the sleeve through threaded connection, the inner wall of sleeve bottom is provided with the permanent magnet, body pole body bottom and top all are provided with the fixer.

As a preferable technical scheme of the utility model, the body rod is of a multi-section structure, each section is connected through a thread mode, and sealing gaskets are arranged at the threaded connection positions.

As a preferable technical scheme of the utility model, the lifting assembly comprises a pull wire, one end of the pull wire is connected with the lifting ring, the other end of the pull wire is connected with a wire rod, and the wire rod is rotationally connected with the inner wall of the body rod.

As a preferable technical scheme of the utility model, the fixer comprises a fixing piece, wherein the fixing piece is sleeved on the body rod body, one side of the fixing piece is welded with a nut, and the fixing piece is fixedly connected with the body rod body through a bolt and the nut.

As a preferable technical scheme of the utility model, the top end of the body rod is welded with a connecting flange plate.

As a preferable technical scheme of the utility model, the body rod body, the pontoon and the sleeve are all made of stainless steel or brass.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the body rod is arranged into a multi-section structure, so that the length of the body rod can be automatically adjusted according to the depth of the container or the monitoring liquid level; the height of the magnetic spring switch is adjusted by arranging the lifting assembly through the lifting ring, and the position of the permanent magnet can be adjusted by twisting the sleeve.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic cross-sectional view of a pontoon according to the utility model;

FIG. 2 is a schematic cross-sectional view of a body bar according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a threaded connection of a body rod according to the present utility model;

in the figure: 1. a body bar; 2. a lifting ring; 3. a magnetic reed switch; 4. a pontoon; 5. a sleeve; 6. a permanent magnet; 7. a pull wire; 8. a wire rod; 9. a sealing gasket; 10. a fixing member; 11. a nut; 12. and a flange plate is connected.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-3, the present utility model provides the following technical solutions: the utility model provides an adjustable flotation pontoon liquid level switch, includes body pole 1, the inside sliding connection of body pole 1 has lift ring 2, lift ring 2 inside is fixed with reed switch 3, lift ring 2 top is provided with the lift subassembly, flotation pontoon 4 has been cup jointed in body pole 1 shaft outside, there is sleeve 5 in flotation pontoon 4 inside through threaded connection, the inner wall of sleeve 5 bottom is provided with permanent magnet 6, body pole 1 shaft bottom and top all are provided with the fixer, body pole 1 is the multistage formula structure, all connects through the screw thread mode between each section, and screw thread junction all is provided with sealing gasket 9, in this embodiment, through setting up body pole 1 to the multistage formula structure, can adjust the length of body pole 1 according to container degree of depth or monitoring liquid level by oneself; by setting the lifting assembly to adjust the height of the reed switch 3 by means of the lifting ring 2, the position of the permanent magnet 6 can be adjusted by twisting the sleeve 5.

In order to facilitate adjusting the height of the lifting ring 2, that is, the height of the magnetic reed switch 3, in this embodiment, as a preferred technical solution of the present utility model, the lifting assembly includes a pull wire 7, one end of the pull wire 7 is connected with the lifting ring 2, the other end of the pull wire 7 is connected with a wire rod 8, and the wire rod 8 is rotatably connected with the inner wall of the body rod 1.

In order to limit the pontoon 4, in this embodiment, as a preferred technical solution of the present utility model, the fixing device includes a fixing member 10, the fixing member 10 is sleeved on the shaft of the body rod 1, a nut 11 is welded on one side of the fixing member 10, and the fixing member 10 is fixedly connected to the shaft of the body rod 1 through a bolt and the nut 11.

In order to facilitate the connection of the fixing body, in this embodiment, as a preferred technical solution of the present utility model, the top end of the body rod 1 is welded with a connection flange 12.

In order to ensure corrosion resistance of the shaft of the body rod 1, the pontoon 4 and the sleeve 5, in this embodiment, as a preferred technical solution of the present utility model, the shaft of the body rod 1, the pontoon 4 and the sleeve 5 are made of stainless steel or brass.

The magnetic reed switch 2 in this embodiment is a known technology widely used in daily life, and its principle is to seal two magnetic reeds (usually composed of two metals of iron and nickel) in a glass tube, and the two pieces overlap but have a small gap in between. When an external magnetic field (permanent magnet 6) is applied, the two magnetic reeds can be contacted and then conducted. Once the magnet (permanent magnet 6) is pulled away from the switch, the reed switch 2 will return to its original position.

In summary, with the above technical solution of the present utility model, when in use, the length of the body rod 1 is adjusted according to the water inlet depth and the water outlet depth of the container, then the wire rod 8 is twisted, when the wire 7 is wound around the rod body of the wire rod 8, the lifting ring 2 drives the magnetic reed switch 3 to lift, and when the wire 7 is released, the lifting ring 2 descends by its own weight, so as to adjust the position of the magnetic reed switch 3 in the body rod 1. It is noted that the connection mode between the wire rod 8 and the body rod 1 is that the two ends of the wire rod 8 penetrate through the rod body of the body rod 1, the through hole of the rod body of the body rod 1 is in interference connection with the rod body of the wire rod 8, and the wire rod 8 is fixed by the friction force between the through hole and the rod body of the wire rod 8 to prevent rotation under the condition of no external force.

Finally, it should be noted that: in the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a flotation pontoon liquid level switch with adjustable, includes body pole (1), its characterized in that: the body pole (1) inside sliding connection has lift ring (2), lift ring (2) inside is fixed with magnetic reed switch (3), lift ring (2) top is provided with lifting unit, flotation pontoon (4) have been cup jointed in body pole (1) shaft outside, there is sleeve (5) flotation pontoon (4) inside through threaded connection, the inner wall of sleeve (5) bottom is provided with permanent magnet (6), body pole (1) shaft bottom and top all are provided with the fixer.

2. An adjustable pontoon level switch according to claim 1, wherein: the body rod (1) is of a multi-section structure, each section is connected through a thread mode, and sealing gaskets (9) are arranged at the thread connection positions.

3. An adjustable pontoon level switch according to claim 1, wherein: the lifting assembly comprises a pull wire (7), one end of the pull wire (7) is connected with the lifting ring (2), the other end of the pull wire (7) is connected with a wire rod (8), and the wire rod (8) is rotationally connected with the inner wall of the body rod (1).

4. An adjustable pontoon level switch according to claim 1, wherein: the fixing device comprises a fixing piece (10), wherein the fixing piece (10) is sleeved on a rod body of the body rod (1), a nut (11) is welded on one side of the fixing piece (10), and the fixing piece (10) is fixedly connected with the rod body of the body rod (1) through a bolt and the nut (11).

5. An adjustable pontoon level switch according to claim 1, wherein: the top end of the body rod (1) is welded with a connecting flange plate (12).

6. An adjustable pontoon level switch according to claim 1, wherein: the body rod (1) rod body, the pontoon (4) and the sleeve (5) are made of stainless steel or brass.