JPH0526689U - Liquid level confirmation device for liquid in tank - Google Patents

Abstract

(57) [Summary] [Purpose] An object of the present invention is to provide a device for confirming the liquid amount in a tank, which can confirm the liquid amount as in the conventional case and does not need to be removed when the liquid is injected. .. A liquid quantity confirmation device S for a liquid in a tank according to the present invention includes a liquid introduction pipe 1b connected to a tank body 1a, an injection port portion 1c formed on an end side of the liquid introduction pipe 1b,
It is used for a tank 1 for storing a liquid, which includes a lid 2 that is connected to the injection port 1c and closes the opening of the injection port 1c. The liquid amount confirmation device S includes an engagement portion 3,
It consists of a gripping part 4 and a transparent hose 5, and the engaging part 3
The liquid introduction pipe 1b and the injection port portion 1c are not closed and are engaged with the injection port portion 1c and held inside the injection port portion. The grip portion 4 is formed integrally with the engaging portion 3. An air port 4b is formed at the grip position of the grip portion 4, and the transparent hose 5 communicates with and is connected to the air port 4b.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a device for confirming the amount of liquid in a tank, and more particularly to a device for confirming the amount of liquid in a tank, which cannot detect the liquid surface from the surface of the tank, for example, a device for confirming the amount of liquid in a tank suitable for a washer device for an automobile.

[0002]

[Prior Art]

 If the liquid level cannot be detected from the surface of the tank, for example, in a washer tank for automobiles, the liquid quantity confirmation device that detects the washer liquid has a transparent pipe attached to the lid and is inserted into the tank. When confirming the liquid amount, after holding the washer liquid in the transparent pipe, the pipe is pulled out together with the lid to check the liquid amount of the washer liquid. That is, the level gauge was composed of a lid and a transparent pipe. The level gauge pipe was put into the tank, and the air vent hole communicating with the pipe was taken out from the tank with the air vent hole closed and held in the pipe. The amount of the remaining liquid in the tank is measured by the washer liquid. In this case, the pipe is attached to the lid of the tank, and the air vent hole communicating with the pipe is also provided in the lid (for example, the actual opening 2- 75255).

[0003]

[Problems to be solved by the device]

 In the case of the above-mentioned conventional technique, in order to confirm the liquid amount, the lid and the pipe are taken out from the tank for confirmation, and therefore the lid needs to be configured to be attachable to and detachable from the inlet of the tank. For this reason, when injecting the washer liquid other than when confirming the liquid amount, the lid and pipe with the washer liquid adhered must be taken out of the tank and moved to another location. There were inconveniences such as adhesion and stains and loss of the lid.

An object of the present invention is to provide a device for confirming the liquid amount of a liquid in a tank, which can confirm the liquid amount as in the conventional case and does not need to be removed at the time of injecting the liquid.

[0005]

[Means for Solving the Problems]

 The device for confirming the amount of liquid in a tank according to the present invention includes a liquid introduction pipe connected to the tank body, an injection port formed at the end of the liquid introduction pipe, and a connection to the injection port. A device for confirming the amount of liquid in a tank used for a tank for storing a liquid, which includes a lid for closing the opening of the inlet, and the device for confirming the amount of liquid is a liquid introducing pipe and an inlet. An engaging portion that engages without blocking the portion, a grip portion that is formed integrally with the engaging portion and that has an air vent hole at the grip position, and that is connected to the air vent hole of the grip portion. And a transparent hose, and the engaging portion is engaged with the injection port portion and is retained inside the injection port.

[0006]

[Action]

 In the present invention, the engaging portion that engages the liquid introduction pipe and the inlet without blocking the inlet is configured to engage with the inlet and hold the inside of the inlet. It can be placed in the inlet and covered with a lid. In addition, since the engaging part and the grip part are integrally formed, and the grip part and the transparent hose are connected to form a liquid amount confirmation device, the lid and the liquid amount confirmation device should be separated. You can The gripping part has an air bleeding hole at the gripping position and a transparent hose connected to the air bleeding hole of this gripping part. The remaining amount in the tank can be confirmed as usual by pinching the gripping part with, taking out the engaging part and the hose, and checking the liquid amount in the transparent hose. Also, when injecting the washer liquid, it is possible to inject it simply by removing the lid without removing the lid and the transparent pipe from the tank as in the conventional case, and since the lid is held at the injection port, it can be lost. There is no need to worry, and there will be no stain around the level gauge when it is left for injection.

[0007]

【Example】

 Embodiments of the present invention will be described below with reference to the drawings. The members, arrangements, and the like described below do not limit the present invention, and can be variously modified within the scope of the present invention. 1 to 3 show a liquid level detecting device according to the present invention, and in this example, a washer tank for a vehicle is used as a tank.

In the washer tank 1 shown in this example, as shown in FIG. 1, a liquid introducing pipe 1b in a two-dimensional or three-dimensional curved state is joined above a washer tank body 1a for storing washer liquid. Has been done. An injection port 1c for injecting the washer liquid is formed on the upper surface of the liquid introduction pipe 1b. The lid 2 is connected to the inlet port 1c so as to close the opening of the inlet port 1c. A hook portion 1d having an L-shaped cross section is formed at an outer peripheral position of an upper portion of the injection port portion 1c with its free end portion facing downward.

Further, the lid body 2 is formed with an annular protrusion 2 a which is aligned with the opening so as to fit in the opening of the injection port 1 c. An engaging projection 2b is formed at a predetermined position on the outer periphery of the lid body 2, and an engaging hole (not shown) is formed in the engaging projection 2b. The hook 1d is inserted into the engaging hole. Are engaged. It should be noted that the lid 2 and the inlet port 1c can be connected by a known / known technique other than this example. Further, the injection port portion 1c has a step portion 1e formed at the inner position, which is lower than the outer portion. As shown in FIG. 1, the washer tank body 1a is provided with a motor and a pump MP via a grommet 9.

As shown in FIG. 1, the liquid surface detection device S of this example has an engagement portion 3, a grip portion 4, and a transparent hose 5 as main components. As shown in FIG. 3, the engagement portion 3 of this example has an annular surface 3a on the upper surface, and engages with the step portion 1e of the injection port portion 1c formed in the upper portion of the liquid introduction pipe 1b. The grip portion 4 and the engaging portion 3 are integrally connected by a connecting band 6. The connecting band 6 of this example is formed by intersecting two U-shaped bands 6a and 6b from the annular part 3a of the engaging part 3 at the center position, and the gripping part 4 is formed at the center intersection part. Has been formed. Therefore, a space is formed between the connecting bands 6, and the liquid introducing pipe 1b and the injection port 1c are not closed.

The grip portion 4 of the present example has a pipe-shaped protrusion 4a protruding upward and an air port 4b opened to the outside as an air vent hole in the protrusion 4a. The air port 4b of this example is formed so as to slightly project to the side portion so that the air port 4b can be easily pinched and the air port 4b can be easily closed. The protrusion 4a is formed so as not to protrude from the position of the engaging portion 3 to the lid 2 side. Further, a connecting portion 4c of the hose 5 is formed toward the introduction pipe 1b side which is the opposite side to the protruding portion 4a. The connecting portion 4c is a pipe that communicates with the protruding portion 4a, and in this example, it is integrally formed during molding with synthetic resin.

The end 5a of the hose 5 is attached to the connecting portion 4c. The hose 5 extends toward the bottom wall side of the liquid introduction pipe 1b and the washer tank body 1a, and the lower end side 5b thereof is open. A tip ball portion 7 having a communication hole 7a is attached to the lower end side 5b of the hose 5.

As described above, the hose 5 of this embodiment is inserted into the washer tank body 1a from the inside of the two-dimensional or three-dimensional bent liquid introducing pipe 1b, and such bent liquid introducing is performed. A transparent soft vinyl hose 5 is used so that it can be applied to the pipe 1b and is flexible and the washer fluid can be seen. However, it is not limited to this as long as it is transparent and flexible and can hold the washer liquid in the tank, and a bellows-shaped transparent hollow pipe or the like can be used. Note that the hose has scales formed at predetermined positions.

Next, an example of using the above configuration will be described. At all times, as shown in FIG. 1, in the liquid amount confirmation apparatus S, the hose 5 is arranged in the washer tank 1, and the grip portion 4 and the engaging portion 3 connected to the hose 5 are arranged in the inlet port 1c. And is closed by the lid 2. When injecting the washer liquid, the washer liquid can be directly injected without removing the lid body 2 and removing the liquid amount confirmation device S 2. The washer liquid is stored in the washer tank main body 1a through the liquid introduction pipe 1b without being blocked by the engaging portion 3 and the grip portion 4. As described above, since it is not necessary to remove the liquid amount confirmation device S at the time of injecting the washer liquid, the washer liquid does not stain other parts.

When confirming the liquid amount, first, the lid body 2 is removed from the inlet port 1c. At this time, since the lid body 2 is connected to the injection port portion 1c, it does not fall off and there is no fear of loss. Then, the grip 4 is pinched and lifted up, but at this time, the air port 4b of the protrusion 4a of the grip 4 is closed. The air port 4b is formed on the side of the protrusion 4a so as to be slightly protruded, so that the air port 4b can be easily closed by closing the protrusion 4a. You can By pulling out the grip portion 4 in this manner, the grip portion 4 and the engaging portion 3 and the hose 5 holding the washer liquid can be pulled out and the amount of liquid can be confirmed, as in the conventional case.

4 and 5 show another embodiment of the present invention, which is an example in which the engaging portion 3 has a filter function, and the same members and the like as those in the above embodiment are designated by the same reference numerals. And omit the explanation. That is, in the above embodiment, there is a space between the coupling bands 6a and 6b and the engaging portion 3 (that is, the annular portion 3a), but in the present embodiment, the annular portion 3a and the coupling band 6a are the same as those in the above embodiment. Similarly, a partition wall 11 is formed in place of the connecting strip 6b, and this partition wall 11 serves as a grip portion. The partition wall 11 has an air port on the side portion side as in the above embodiment. 4b is formed so as to slightly project. The outer peripheral portion formed by the annular portion 3a and the connecting belt 6a is formed as a net portion 8. With the configuration as in this example, it is possible to confirm the liquid amount and inject the washer liquid as in the above-described embodiment, and at the time of injecting the washer liquid, the net portion 8 can serve as a filter.

[0017]

[Effect of the device]

 According to the present invention, as in the conventional method for confirming the liquid amount, the remaining amount in the tank is confirmed by pinching the air vent hole of the grip part with a finger, taking out the transparent hose, and checking the liquid amount. It is possible to inject the liquid simply by removing the lid without having to take out the transparent hose etc. one by one when the liquid is injected. Also, since the lid is held at the injection port, there is no concern about loss, and the surrounding stains at the time of injection are eliminated, thus eliminating the conventional problems.

[Brief description of drawings]

FIG. 1 is a schematic cross-sectional view showing a state in which a liquid amount confirmation device according to an embodiment of the present invention is arranged.

FIG. 2 is a plan view of an engaging portion 3 in the liquid amount confirmation device of FIG.

FIG. 3 is a cross-sectional explanatory view taken along the line AA of FIG. 2 in which the liquid amount confirmation device is partially omitted.

FIG. 4 is a plan view showing another example of the liquid quantity confirmation device.

5 is a cross-sectional explanatory view taken along the line BB of FIG. 4 in which the liquid amount confirmation device is partially omitted.

[Explanation of symbols]

 1a Tank body 1b Liquid introduction pipe 1c Injection port 2 Lid 3 Engagement part 4 Gripping part 4a Projection part 4b Air bleeding hole (air port) 4c Connecting part 5 Hose 11 Gripping part (partition wall) S Liquid amount confirmation device

Claims (1)

[Scope of utility model registration request] 1. A liquid introducing pipe connected to a tank body, and an injection port formed on an end side of the liquid introducing pipe,
A liquid volume confirmation device for a liquid in a tank used for a tank for storing a liquid, comprising: a lid body that is connected to the injection port portion and closes an opening of the injection port portion; An engaging portion that engages the introduction pipe and the inlet without blocking, a grip portion that is integrally formed with the engaging portion and has an air vent hole at a grip position, and an air bleeding portion of the grip portion. A transparent hose connected to a hole, wherein the engagement portion engages with the injection port portion and is held inside the injection port portion.