CN217349213U

CN217349213U - Water level detection device for water container

Info

Publication number: CN217349213U
Application number: CN202220681223.9U
Authority: CN
Inventors: 胡国根; 张瑞; 洪坤; 方献良
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-09-02
Anticipated expiration: 2032-03-25

Abstract

The utility model provides a flourishing water container water level detection device, flourishing water container water level detection device includes: a container body; the light guide column extends into the container body; the light source, the light source sets up in this internal bottom of container, and the light source is located the bottom of leaded light post, and the light that the light source produced is to in to the leaded light post to propagate in the leaded light post. For the part of the light guide column in water, one part of light can be refracted out from the side wall of the light guide column, and the other part of light can be continuously transmitted in the light guide column; for the portion of the light pipe in the air, the light is reflected within the light pipe. Therefore, the light guide column in the water can refract light, and the light guide column in the air can not refract light. The expression can also be understood as that the height of the water level in the container body can be judged through the position and the length of the light emitting of the light guide column, and the container has the characteristic of convenient operation.

Description

Water level detection device for water container

Technical Field

The utility model relates to a flourishing water container water level detection device.

Background

The water level detection device in the water container on the market is generally used for detecting water shortage. There are also a few water level detection devices that can detect the water level of the intermediate gear, but require 2 or more sensors or require IC processing, are complex and costly, and have the possibility of false alarm due to sensor failure or interference.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to handle complicacy and cost higher in order to overcome prior art sensor or need IC to the existence is because of the defect of sensor failure or interference, provides a flourishing water container water level detection device.

The utility model discloses an above-mentioned technical problem is solved through following technical scheme:

the utility model discloses a flourishing water container water level detection device, flourishing water container water level detection device includes: a container body; a light guide post extending into the container body; the light source is arranged at the bottom in the container body and is positioned at the bottom of the light guide column, and light generated by the light source irradiates into the light guide column and is transmitted in the light guide column.

In this scheme, light is through the inside transmission of the leaded light post of smooth lateral wall, and leaded light post material is great with the air refractive index difference, and light goes out from the head through the total reflection in leaded light post inside, and water is close a little from leaded light post material refractive index. So that a part of the light in the water is refracted out through the side walls. By adopting the structure, the light generated by the light source at the bottom can extend into the light guide column. For the part of the light guide column in water, one part of light can be refracted out from the side wall of the light guide column, and the other part of light can be continuously transmitted in the light guide column; for the portion of the light pipe in the air, the light is reflected within the light pipe. Therefore, the light guide column in water can refract light, and the light guide column in air can not refract light. The expression can also be understood as that the height of the water level in the container body can be judged through the position and the length of the light emitting of the light guide column, and the container has the characteristic of convenient operation.

Preferably, the extending direction of the light guide column forms an angle with the radial direction of the container body.

In this scheme, adopt above-mentioned structural style, the light that the light source produced is propagated along the direction of stretching into of leaded light post, and the direction of stretching into of leaded light post is the angle with the radial direction of container body, can obtain the height of this internal water level of container through the height of leaded light post axial refraction light.

Preferably, the projection length of the part of the light guide pillar located in the container body in the vertical direction is equal to the height of the container body.

In this scheme, adopt above-mentioned structural style, enlarged the scope that the leaded light post measured the water level.

Preferably, the light guide column vertically penetrates through the container body.

In this scheme, adopt above-mentioned structural style, made things convenient for the measurement of leaded light post to the water level.

Preferably, the light source is attached to the outer wall of the light guide column;

or, the light source extends into the light guide column.

In this scheme, adopt above-mentioned structural style, be favorable to the light that the light source produced to shine into in the leaded light post.

Preferably, the light source is located on the axis of the light guide column.

Preferably, the water level detection device of the water container further comprises a flow member, a control member and a water shortage alarm member, wherein the flow member is connected in the container body and used for detecting a real-time water level, the control member is respectively electrically connected with the flow member and the water shortage alarm member, and the control member is used for receiving the real-time water level detected by the flow member and comparing the real-time water level with a set water level thereof to control whether the water shortage alarm member alarms or not.

In this scheme, adopt above-mentioned structural style, the flow spare is used for measuring this internal real-time water level of container to send real-time water level for the control, the control compares real-time water level with the settlement water level, if real-time water level is not more than the settlement water level, explains lack of water in the container body, and control lacks water alarm component and sends alarm signal this moment, in order to play the warning effect.

Preferably, the water level detection device of the water container further comprises a fixed base, and the light guide column and/or the light source are connected with the fixed base.

In this scheme, adopt above-mentioned structural style, make things convenient for the fixed of leaded light post, light source.

Preferably, the water level detection device of the water container further comprises a light absorption member, wherein the light absorption member is circumferentially arranged at one end, away from the light source, of the light guide column in a surrounding manner and is attached to the light guide column.

In the scheme, the light at the light outlet and the light refracted out from a small amount of water are absorbed by adopting the structural form.

Preferably, the container body is provided with a window, the water level detection device of the water container further comprises a light-permeable window sheet, and the periphery of the window sheet is fixed on the window.

In this scheme, adopt above-mentioned structural style, the refraction scope of light in the convenient light guide column of observing through the window to conveniently observe this internal water level height of container.

The utility model discloses an actively advance the effect and lie in:

the light that this application is located the light source production of bottom can stretch into in the leaded light post. For the part of the light guide column in water, one part of light can be refracted out from the side wall of the light guide column, and the other part of light can be continuously transmitted in the light guide column; for the portion of the light pipe in the air, the light is reflected within the light pipe. Therefore, the light guide column in water can refract light, and the light guide column in air can not refract light. The expression can also be understood as that the height of the water level in the container body can be judged through the position and the length of the light emitting of the light guide column, and the container has the characteristic of convenient operation.

Drawings

Fig. 1 is a schematic view illustrating light propagation in an underwater light guide pillar according to an embodiment of the present invention;

FIG. 2 is a schematic view of light propagation in the light guide column in air according to an embodiment of the present invention;

fig. 3 is a schematic view of the water level detecting device of the water container according to the embodiment of the present invention.

Description of reference numerals:

water level detection device 100 for water container

Light source 1

Light guide column 2

Container body 3

Fixed base 4

Light absorbing member 5

Window 6

Detailed Description

The present invention will be more clearly and completely described in the following detailed description of the preferred embodiments in conjunction with the accompanying drawings.

The present embodiment provides a water level detection apparatus 100 for a water container, which solves the problems of complicated sensor or IC processing and high cost, and sensor malfunction or interference.

As shown in fig. 1 to 3, light is transmitted through the inside of the light guide pillar 2 with smooth sidewall, the refractive index difference between the material of the light guide pillar 2 and air is large, light exits from the head through total reflection inside the light guide pillar 2, while water has a refractive index close to that of the material of the light guide pillar 2, so that a part of light in water is refracted through the sidewall. The material of the light guide bar 2 is typically PC, PMMA, glass, or the like. The water level detection device 100 for the water container comprises a container body 3, a light guide column 2 and a light source 1. Wherein, the container body 3 contains water; the light guide column 2 extends into the container body 3, and part of the light guide column 2 is contacted with the water in the container body 3; the light source 1 is arranged at the bottom of the container body 3, and the light source 1 is also positioned at the bottom end of the light guide column 2, so that light generated by the light source 1 is emitted into the light guide column 2 and is transmitted in the light guide column 2. By adopting the structure, the light generated by the light source 1 at the bottom can extend into the light guide column 2. For the part of the light guide column 2 in water, a part of light can be refracted out from the side wall of the light guide column 2, and the other part of light can be continuously transmitted in the light guide column 2; to the part that leaded light post 2 is located the air, light is at leaded light post 2 internal reflection for light can continue to propagate in leaded light post 2, finally goes out from the one end reflection that leaded light post 2 kept away from light source 1. Thus, the light guide 2 in the water will refract light, while the light guide 2 in the air will not refract light. The above expression can also be understood as that water exists at the position where the light of the light guide column 2 is refracted, and then the height of the water level in the container body 3 can be judged through the position and the length of the light emitted by the light guide column 2, so that the container has the characteristic of convenient operation.

When the water level display device is used specifically, the light source 1 is an LED (light emitting diode), and the water level display color can be adjusted through the LED color, so that the water level display device is striking and gorgeous. And the LED is integrated in a PCB (printed circuit board), so that the integration of the LED circuit is realized.

The extending direction of the light guide column 2 forms an angle with the radial direction of the container body 3. Specifically, the axial direction of leaded light post 2 is the same with the income direction of leaded light post 2 to light source 1 is located the bottom of leaded light post 2, makes light source 1 can propagate along its axial direction in leaded light post 2. In the process of transmitting, if the light guide column 2 is located in water, part of the light can be refracted into the water from the light guide column 2, so that the height of the water level in the container body 3 can be judged according to the height of the light refracted into the water in the light guide column 2. Adopt above-mentioned structural style, make things convenient for operating personnel to observe the height of the interior water level of vessel 3 to can show the height of water level in real time.

The projection length of the part of the light guide column 2 in the container body 3 in the vertical direction is equal to the height of the container body 3. The above expression can be understood that the height of the light guide column 2 in the container body 3 is not less than the height of the container body 3, and the range of measuring the water level in the container body 3 by the light guide column 2 is enlarged by adopting the above structure. Preferably, the light guide post 2 vertically penetrates the container body 3. Adopt above-mentioned structural style, the height that highly just can obtain the container body 3 water-logging through measuring among the light guide column 2 and refracting into the aquatic has made things convenient for the measurement of light guide column 2 to the water level.

The light source 1 is attached to the outer wall of the light guide column 2; alternatively, the light source 1 extends into the light guide 2. By adopting the structure form, the light generated by the light source 1 can be favorably emitted into the light guide column 2. The bottom wall laminating of preferred light source 1 and leaded light post 2 under the condition of not destroying leaded light post 2, is favorable to the light that light source 1 produced to penetrate in leaded light post 2.

The light source 1 is located on the axis of the light guide 2. By adopting the structure form, the light generated by the light source 1 can be favorably emitted into the light guide column 2.

The water level detection device 100 of the water container further comprises a flow member, a control member and a water shortage alarm member, wherein the flow member is connected in the container body 3 and used for detecting the real-time water level, the control member is respectively electrically connected with the flow member and the water shortage alarm member, and the control member is used for receiving the real-time water level detected by the flow member and comparing the real-time water level with the set water level to control whether the water shortage alarm member alarms or not. Adopt above-mentioned structural style, the flow spare is used for measuring the real-time water level in the vessel 3 to send real-time water level for the control, the control compares real-time water level with the settlement water level, if real-time water level is not more than the settlement water level, explains lack of water in the vessel 3, and control lack of water alarm component sends alarm signal this moment, in order to play the warning effect.

The connection mode of the light guide column 2 and the light source 1 can be the following several implementation modes, in the first implementation mode, the lower end of the light guide column 2 is connected with the fixed base 4; in the second embodiment, the light source 1 is connected with the fixed base 4; in the third embodiment, the lower end of the light guide column 2 and the light source 1 are both connected to the fixed base 4. Preferably, the lower end of the light guide column 2 and the light source 1 are both connected with the fixed base 4, so that the light guide column 2 and the light source 1 are fixed conveniently. When the outer wall laminating of light source 1 and leaded light post 2, can be fixed in light source 1 on the base, the lower surface laminating of leaded light post 2 and the upper surface of light source 1 to leaded light post 2 can also be connected on fixed baseplate 4. That is, the above structure can make the gap between the light source 1 and the light guide column 2 as small as possible, so that the light generated by the light source 1 can be conveniently emitted into the light guide column 2. In addition, the light guide column 2 can be fixed and the lower surface of the light guide column 2 can be attached to the light source 1. When the light source 1 extends into the light guide column 2, the light source 1 can be connected to the fixed base 4, and the lower end of the light guide column 2 is provided with an inward groove. When the lower extreme of leaded light post 2 is connected with fixed baseplate 4, the one end that fixed baseplate 4 was kept away from to leaded light post 2 can stretch into in the recess to the light that makes things convenient for light source 1 to produce can jet into leaded light post 2.

The water level detection device 100 of the water container further comprises a light absorption piece 5, wherein the light absorption piece 5 is circumferentially arranged at one end, away from the light source 1, of the light guide column 2 in a surrounding manner and is attached to the light guide column 2. By adopting the structure, the light at the light outlet and the light refracted out from a small amount of water are absorbed.

When the container is used specifically, the color of the bottom and the top of the container body 3 can be black, so that light entering the light guide column 2, light at the light outlet of the light guide column and light refracted out from a small amount of water can be absorbed conveniently. The outlet of the light guide column 2 is made of a rough surface, which is beneficial to light guide and is absorbed by a black light absorption material.

The container body 3 is provided with a window 6, the water level detection device 100 of the water container further comprises a light-permeable window sheet, and the periphery of the window sheet is fixed on the window 6. Specifically, the container body 3 can be made of opaque light-colored materials at the periphery, so that light rays can be reflected and refracted in water conveniently. Adopt above-mentioned structural style, conveniently observe the refraction scope of light in the leaded light post 2 through window 6 to conveniently observe the interior water level height of container body 3.

Although specific embodiments of the present invention have been described above, it will be understood by those skilled in the art that this is by way of example only and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.

Claims

1. A water level detection device for a water container, comprising:

a container body;

a light guide post extending into the container body;

the light source is arranged at the bottom in the container body and is positioned at the bottom of the light guide column, and light generated by the light source irradiates into the light guide column and is transmitted in the light guide column.

2. The water level detecting device of claim 1, wherein the light guide is inserted in a direction forming an angle with a radial direction of the container body.

3. The water level detecting device of claim 2, wherein the projection length of the portion of the light guide pillar located in the container body in the vertical direction is equal to the height of the container body.

4. The water level detecting device of claim 3, wherein the light guide pillar vertically penetrates the container body.

5. The water level detection device of claim 1, wherein the light source is attached to the outer wall of the light guide;

or, the light source extends into the light guide column.

6. The water level detection device of claim 1 or 5, wherein said light source is located on the axis of said light guide.

7. The water level detection device of claim 1, further comprising a flow member connected to the container body for detecting a real-time water level, a control member electrically connected to the flow member and the water shortage alarm member, and a water shortage alarm member for receiving the real-time water level detected by the flow member and comparing the real-time water level with a set water level thereof to control whether the water shortage alarm member alarms.

8. The water level detection device of claim 1, further comprising a fixed base, wherein the light guide and/or the light source is connected to the fixed base.

9. The water level detection device of claim 1, further comprising a light-absorbing member disposed circumferentially around an end of the light-guiding post away from the light source and attached to the light-guiding post.

10. The water level detection device of claim 1, wherein the container body is provided with a window, the water level detection device further comprises a light-permeable window sheet, and the periphery of the window sheet is fixed on the window.