JPH0886430A - Full capacity annunciator for oil tank - Google Patents

Abstract

PURPOSE: To provide a full capacity annunciator of an oil tank which enables accurate annunciation of the full capacity eliminating complicated work for the annunciation of the full capacity. CONSTITUTION: This apparatus is constituted of a mobile part 18 which comprises a float 22 sticking into an oil tank 1 from an opening part 17 formed on the side wall of the oil tank 1 and a magnet 23 and a buzzer body which is provided on the side wall of the oil tank 1 so as to close the opening part 17 and receives the detection of the full capacity from the mobile part 18 to report. Moreover, a read switch 25, a buzzer 25, a printed board 27 and a button battery 30 are housed compact into the buzzer body as electric parts. This enables the annunciation of the full capacity accurately without complicated operation.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refueling tank, in particular a car used in a petroleum fan heater or a portable stove.
The present invention relates to a full quantity notification device provided in a trig tank.

[0002]

2. Description of the Related Art Conventionally, in this type, as disclosed in, for example, Japanese Utility Model Laid-Open No. 1-144634, a warning means such as a buzzer is provided when the amount of fuel supplied to a fuel tank is full. It was operated to inform the user of this and to reliably prevent problems such as soiling the floor due to overflow of fuel oil.

[0003]

By the way, in this conventional device, the float and the magnet are provided inside the fuel tank, but the electric parts such as the lead switch, the buzzer and the battery are provided outside the fuel tank. Since it is equipped to be detachable,
It was necessary to attach these electric parts to the outside of the refueling tank each time the fuel was replenished, which was extremely troublesome and time-consuming.

[0004]

The present invention focuses on this point and solves the above-mentioned drawbacks. In particular, the configuration is such that a full amount notification for notifying when the amount of fuel oil supplied to the refueling tank becomes full In the device, the full-volume notifying device includes a movable part composed of a float and a magnet protruding inward from an opening opened in a refueling tank, and a flat part attached to the outside so as to close the opening. It is composed of a box-shaped buzzer body, and accommodates a lead switch, a buzzer, a printed board, a button battery and the like in the buzzer body.

[0005]

When the refueling amount of the fuel to the refueling tank 1 becomes close to the full amount, the full amount notifying device 16 provided on the side wall of the refueling tank 1 informs the user of the fact.
The full quantity notification device 16 includes a movable part 1 including a float 22 and a magnet 23 provided in the refueling tank 1.
8 and a buzzer body 21 provided on the outer wall of the refueling tank 1. Inside the buzzer body 21, electricity such as a lead switch 25, a buzzer 28, a printed board 27, and a button battery 30 is provided. Since the parts are compactly housed and integrated with the refueling tank 1, no troublesome work is required at the time of replenishment, no labor is required, and the full amount notification is reliably performed.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, a description will be given of a full amount notifying device for a refueling tank according to a preferred embodiment shown in the drawings. Reference numeral 1 denotes a cartridge type refueling tank which is provided in an oil fan heater or the like so that it can be freely put in and taken out. There is.

Reference numeral 4 denotes a fuel filler cap for closing the fuel filler 2, which is internally provided with a valve device 5 which is opened for setting on a device and a packing body 6 which is in close contact with the fuel filler 2.
As a whole, it is fixed to a base portion 9 which can be raised and lowered by a reaction force of an elastic member 8 with a shaft support portion 7 at one end as a fulcrum.
10 is a locking lot provided on the fixed plate 3, which locks the hook fitting 11 provided on the base 9 to close the fuel filler port 2 and pulls the operation button 12 protruding outward. The lock is released and the base portion 9 is automatically raised to open the fuel filler port 2.

Reference numeral 13 denotes an oil meter provided on the side wall of the refueling tank 1 on the side of the operation button 12, a display window 14 formed by covering the outer periphery of transparent synthetic resin with a packing (not shown), and the packing portion. And a cover body 15 that covers the surface of the tank, and displays a fixed range of 75 to 90% of the tank internal capacity by exposing the oil surface to the outside through the transparent display window 14 as it is.

Reference numeral 16 is a full-volume notifying device provided adjacent to the oil level meter 13 and has an opening 17 formed in the side wall of the refueling tank 1.
A movable part 18 protruding from the inside of the refueling tank 1 to detect the amount of oil, and the refueling tank 1 supporting the movable part 18
A flat box type buzzer body 2 fixed to the side wall with two screws 20 via packing 19 so as to close the opening 17.
It consists of 1. The movable part 17 is made of synthetic resin, and has one end integrally formed with a float 22 that floats on the oil surface and moves up and down in accordance with the amount of floating oil. It is equipped to move freely.

Further, in the buzzer main body 21, a lead switch 2 facing the magnet 23 at a full position and being in a closed state.
5, a printed board 27 having a connection terminal including a microcomputer 26 for inputting a signal when the lead switch 25 is closed and outputting only for 5 seconds, and an output from the microcomputer 26, "Pi, Pi, ... Buzzer 28 that emits an alarm sound for 5 seconds
Also, a button battery 30 which is a power source for operating these electric parts and which is covered by a cover lid 29 which can be easily removed is stacked and compactly stored.

Further, the buzzer body 21 itself has a magnet 23.
The inner side outer part 31 that faces the fuel and is in contact with the fuel is formed of a synthetic resin of a non-magnetic material that does not stick to the magnet 23, while the outer side outer part 32 exposed to the outside of the fuel tank 1 is the cover lid. It is made of a strong metallic material except for 29 parts. Further, the buzzer 28 of the outer side exterior portion 32
In order to emit a buzzer sound, a plurality of small holes are formed at a position facing with the buzzer 28, but the buzzer 28 is in contact with either the inner side or the outer side exterior parts 31, 32. In preparation for this, a resonance type can be used without any small holes.

The full amount notifying device 16 is attached so as to notify the full amount when the oil level display by the oil level meter 13 reaches a substantially central position. Reference numeral 33 is a supply pipe such as a hose pump for supplying fuel oil.

Next, the operation of this embodiment will be described. When the fuel in the refueling tank 1 is exhausted and the fuel is replenished, first, the operation button 12 is pulled to open the refueling port 2 with one touch, and then the supply pipe 33 is inserted into the refueling port 2 to replenish the fuel, When the amount of oil in the refueling tank 1 reaches 75% of the internal capacity, the oil level display by the oil level meter 13 is started, that is, the oil level in the refueling tank 1 is displayed as it is on the display window 14. This allows the user to know the current amount of oil.

Further replenishment progresses and the oil meter 13 shown in FIGS.
When it reaches the almost center position of the
8, the magnet 23 faces the lead switch 25, and the lead switch 25 is closed, so that the full-volume notifying device 16 sounds a beeping sound for 5 seconds. It informs the user that the tank is almost full, and the user hears this and immediately stops refueling, or refills until the remaining half of the oil gauge 13 is no longer visible and then quits. It's a good one.

Therefore, by providing the two full display of the oil level meter 13 which appeals to the eyes and the full quantity notifying device 16 which appeals to the hearing, it is possible to surely know the full quantity state, especially in a dark place or noise. Even when replenishing in a fierce place, you can use the advantages of each display and notification means to know the full amount, there is no problem that fuel oil overflows and soils the floor in any condition, always use with peace of mind It is possible and easy to use even for visually and hearing impaired people. On the other hand, both the oil level meter 13 and the full amount notification device 16 also display the empty state of the configuration, and in particular, when the full amount notification device 16 performs the empty amount notification for 5 seconds, the refueling tank 1 is stored in the device. Even if it is done, the user can easily know the empty state,
It is extremely convenient that the full-volume notification device 16 can be used together without providing any special empty volume notification.

Further, the full amount notifying device 16 is provided with a movable portion 18 projecting in the refueling tank 1 to detect the amount of oil, and the refueling tank 1.
The buzzer main body 21 is fixed to the side wall and notifies the full amount detection from the movable portion 18.
6 is always integrated with the refueling tank 1 and can notify the full amount very easily and surely without the need for troublesome operations such as attaching electric parts to the refueling tank 1 every time fuel is replenished. Moreover, since the buzzer body 21 is formed compact and does not take up a lot of space, there is no problem that the replenishment amount is reduced or the refueling tank 1 is enlarged.

Further, since the inner side exterior portion 31 facing the magnet 23 of the buzzer body 21 is made of a non-magnetic material,
It is possible to prevent the problem that the magnet 23 sticks to the inner side exterior part 31 at the full position, and conversely, the outer side exterior part 32 is made of a metal material, so that it has a strong impact. It is designed so that it will not be damaged even if it is dropped.

[0018]

In summary, the present invention relates to a full amount notifying device for notifying when the amount of fuel oil supplied to the refueling tank becomes full, wherein the full amount notifying device is located inside the opening of the refueling tank. It is composed of a movable part consisting of a float and a magnet protruding in one direction, and a flat box type buzzer main body attached to the outside so as to close the opening, and a reed is provided in the buzzer main body. Since it contains a switch, buzzer, printed board, button battery, etc., it does not require the cumbersome work of the prior art when refueling fuel, and is extremely convenient because it always gives a reliable full-volume notification. Is a compact unit that does not get in the way and can be easily installed.

[Brief description of drawings]

FIG. 1 is a perspective view of an essential part of an oil supply tank according to an embodiment of the present invention.

FIG. 2 is a perspective view of a main part showing an opened state of the fuel filler port.

FIG. 3 is an explanatory view showing a display state on the oil level meter.

FIG. 4 is an explanatory diagram showing a notification state in the full amount notification device in the same state as FIG.

FIG. 5 is an electric circuit diagram of the same full quantity notification device.

FIG. 6 is a sectional view of the main part.

[Explanation of symbols]

 1 Refueling tank 16 Full amount notification device 17 Opening part 18 Moving part 21 Buzzer body 22 Float 23 Magnet 25 Lead switch 27 Printed board 28 Buzzer 30 Button battery

Front Page Continuation (72) Inventor Tsutomu Muramatsu 7-7 Higashishinbo, Sanjo City, Niigata Prefecture Corona Co., Ltd. (72) Inventor Kenichi Kuniichi 7-7 Higashishinbo, Sanjo City, Niigata Prefecture Korona Co., Ltd.

Claims (1)

[Claims] 1. A full amount notifying device for notifying when the amount of fuel oil replenished in a refueling tank is full, wherein the full amount notifying device is a flower which projects inwardly from an opening opening in the refueling tank. -A movable part composed of a magnet and a magnet, and a flat-box type buzzer main body attached to the outside so as to close the opening, and a lead switch and a buzzer inside the buzzer main body. Also, a refueling tank full amount notifying device characterized by accommodating a printed board, a button battery and the like.