JPS5963431A - Drainage amount detection device - Google Patents

Abstract

PURPOSE:To permit to indicate the operation and stopping of a main body by a switch by a method wherein an insert port, provided on the main body of the device, is provided with a detachable drain tank, a guide plate, specifying the position of arrangement of said tank, and a cover, closing the insert port. CONSTITUTION:When the drain tank 12 is set to a main machine 1, first microswitch 16 is closed and the operation of the machine is made possible. When the level of the amount of drain in the tank 12 has arrived at a predetermined value, the protuberance 20a of an operating plate 20 drives second switch 26 and it may be detected that the amount of drain has arrived at the upper limit thereof. A lever 27 may be pivoted and the tank cover may be attached to the insert port 1f of the tank under a condition that the drain tank 12 is set, however, the lever 27 is abutted against the inner surface 1d of the cover 1c when the tank 12 is not set yet, and the drain tank cover 1c is precluded to be attached. Accrdingly, a space under the drain tank 12, which has been necessitated for the microswitch in the prior art, becomes unnecessary and the capacity of the tank may be enlarged.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention is a displacement displacement detection device which is attached to a cooling fan or the like and operates to stop the operation of the device N when the total displacement by dividing ρ etc. reaches a certain 1/bell. Regarding.

Conventional configuration and its problems Conventionally, this off-shore detection device has been configured as shown in FIG. In other words, the legs (+31) of the bottom plate (1■) of the main body
The legs Q3Ja are integrally molded with the drain tank stand (1 round).
) with a pin (1B2) so that it can rotate around the horizontal axis, and a hole (18B) is drilled at the end of the drain tank stand (lal) on the opposite side from the leg (1taa). Hole (18
8), insert one end of the spring (185), and attach the other end of the spring (1 part) to the end of the holder (IM) set upright on the bottom plate (directly) with screws (186), and this spring force The drain tank stand (180) was designed to prevent it from falling over. And under the drain tank stand (1 round) is the switch (11
6) is installed to ensure that the total amount of water discharged into the drain tank (110) is within a predetermined L limit. When this point is reached, the amount of rotation of the end of the drain tank stand (185) on the spring (185) side exceeds a predetermined value. The switch (116) is intended to detect that the amount of rotation exceeds a predetermined value, but if the configuration is as shown in L, the drain tank (116)
Cooling fans, etc. can be operated without setting the air conditioner 0) on the drain tank stand (18D), and if dehumidified water overflows inside the airframe, an accident will occur. Furthermore, since the detected amount cannot be adjusted, there will be a lot of variation in measurements. Further, since the switch (116) needs to be disposed under the drain tank, a large space for accommodating the drain tank is required.

OBJECTS OF THE INVENTION It is an object of the present invention to provide a device that operates reliably and safely and allows the drain tank to be enlarged.

Structure of the Invention The drainage amount detection device of the present invention comprises: a drain tank that can be attached and removed from an insertion port provided in a main body; a guide plate that is fixed to the main body and defines an arrangement position 11゛t of the drain tank; and the insertion port. In addition to providing a drain tank cover to block the drain tank, a cleaning port is provided on the surface of the drain tank, and the cleaning port is not blocked, and the lid is provided with a dual-action operation according to the drainage level in the drain tank. A first switch for detecting whether the drain tank is set at a predetermined position, and an SL switch for detecting a drainage area via the operating shaft of the drain tank set at a predetermined position are attached to the main body. When the switch 2 and the drain tank are not set, the drain tank cover mounting position flk of the insertion port will protrude from 1 to 1.
Prohibiting the installation of the drain cover 1, and providing a supported lever so that the one end moves to the drain tank cover installation position (when the drain tank is closed),
The present invention is characterized in that the first switch is used to instruct the rotation and stop of the ITL book bowl body, and the second switch is used to obtain a drainage I-flow detection signal.

DESCRIPTION OF EMBODIMENTS An embodiment of the present invention will be described and explained below based on FIGS. 1 to 5). (1) is a main body having an outlet grille (2); (
3) is an electric motor in which a sirocco fan (4) is installed on both sides, and air guides (5) and (0) are provided on the outer periphery of the sirocco fan (4). (7) is the evaporator, and the insulating case (9) t below it is the drain pan (
8) is provided. It is a HI-O St compressor, and below it a combreso → no θ]) is thrown west. Ur is a drain tank? mL of water (12+1) is placed in the drain pan (8 mm Φ Drain vibrator (8a) F) (lc) is the drain tank 41 provided on the front side of the main body (1). Drain tank cover that closes (If), (II IJ, 0 (10 is the drain tank insertion 1JOf) and the guide plate that determines the front, rear, left, and right of the drain tank 02 inserted into the main body (tI7i). , 1W (lR', l). Note that the guide plate (see below) located at the rear end of the bottom plate (1a) is attached to the first micro switch (1 (D is screwed). The machine is configured so that the ↑Hy air circuit of this machine will not close unless the drain tank 0 is set.In addition, the water inlet (X2a) of the drain tank θ2 will be closed when the drain tank θ2 is set to the main body (1). It is formed at tσ11 in the r+E1 section on the side of the tank intake port (1f), and on the t side at the rear of the drain tank Oz, there is a drain tank (L'L' depending on the drainage level in the drain tank (14) as shown in Figure 3). There is an operating axis GA) in the device 5 that moves F.
), extend 6ζ into the inside of the drain tank 0Z through one part of this lid (J7), and lower L! ! The shaft a~ is supported by the shaft a~, and the float θ1 is attached to one of the 4ii:lθ marks, and a protrusion (2o
h), and the other end of the actuating plate is fixed to a threaded portion (18a) of the shaft (to) with a washer Qυ and a nut (a). The cleaning port (1) has a receiving part (c) for positioning the lid 0η formed at its lower part, and a stop part (c) for removing the lid αη at the lower part to prevent water leakage. Lid a
η is positioned. In addition, when removing the operating shaft A) from the drain tank θa, the lid a can be removed by bending the removal stop part (c) outward and pulling the shaft 0 culm. . At the rear end of the main body (1), there is a second micro switch (4) for detecting water removal corresponding to the actuating plate (E) of the operating shaft (E) of the set drain tank (2). ) is attached. Furthermore, the v-body (
The t part of the drain tank insertion port (1f) of 1) is integrated with the main body (1), as shown in Fig. 4 in detail.
1) is provided with a boss portion (1g) extending toward the inside of the drain tank cover (lC), and this boss portion (Ig) has a lever @ one end of which is rotatably connected to the mounting portion of the drain tank cover (lC), and the other end of which is rotatably attached to the mounting portion of the drain tank cover (lC). It is supported by a screw (E) 2, and this lever (I) has a spring (C) with one end protruding into the insertion path of the drain tank θ2.
If the drain tank 0η is not set by
As shown by the solid line in Figure 4, it is biased toward the north position, and when the drain tank (2) is set, the one end of the spring (6) contacts the L side of the drain tank 02 and twists (1). One end of the lever (B) is rotated around , and one end of the lever (B) is connected to the drain tank force i<-(lc) as shown by the broken line via the spring @.
is rotated downward so as to be removed from the inner surface (1d) of.

Because of this configuration, the drain tank Oa is
]), the first microswitch OQ is closed and the main body (1) can operate normally. Drain tank
Activate it to detect when the amount of water discharge has reached the t limit.

In addition, when the drain tank 0 is set, the drain tank cover (IC) is inserted into the drain tank insertion opening (1f) just as the lever (c) rotates to the position shown by the broken line in Figure 4.
However, if the drain tank @ is not set, the lever (c) will rotate to the solid line position in Figure 4 and come into contact with the inner surface (ld) of the drain tank cup (- (IC)) that you are trying to install. It is prohibited to install the drain tank cup <- (IC). Also, the hW Ji# inside the drain tank @ is
'r6 days (the diameter of 4 is larger than a human fist)
This can be done easily by opening the lid α.

The cleaning port (7) can also be used for draining water from the drain tank (2).

Detailed Description of the Invention According to the present invention, the following effects can be obtained.

■ Conventionally, a space was required to install a drain tank stand micro switch under the drain tank, but this is possible because the drain level in the drain tank (ζ is detected via the vertical axis corresponding to the operating axis). This becomes unnecessary, so the capacity of the drain tank can be increased.

■ A cleaning port with a diameter larger than that of a human being is provided on the T-side of the drain tank, so you can remove and remove the lid of this cleaning port to drain water, and you can easily clean the inside by inserting your hand through the opening of this lid. .

■ Since the drain tank and its surrounding parts can be made of molded products, dimensional stability is good, and if you set the full water verification capacity at the beginning, there is no need to make final adjustments to the color along the way. become.

■ If the drain tank is set, the main circuit will not close and the drain tank cover will not be connected.We have installed a double safety device that prevents the drain tank cover from closing. You can get it.

[Brief explanation of drawings]

Figures 1 and 2 are sectional views of a cooling fan according to an embodiment of the present invention, Figure 3 is a sectional view of the drain tank assembly, and Figure 4 is a drain tank cover attachment/detachment section. HQ cutting 1
Town [71, Figure 5 is a view from the arrow 113-B in Figure 4, and Figure 6 is a view from the arrow 113-B in Figure 4. , shows an assembled cross-sectional view of the C-button drainage coating rJi. Q: Drain tank, (], C): Drain tank cover, QQθ1a (WQ: Guide plate, (A))
...1st, Tsumugi, 2nd micro switch...
Actuation plate, α force...lid, (IQI...axis, θG...
) v -1-, (b)...lever, (c)...spring, (kun...Seishinku agent Yoshihiro Morimoto Figure 1 Figure 3 Figure 4

Claims (1)

[Scope of Claims] 1. A drain tank that is detachable from an insertion port provided in the main body, a guide plate that is fixed to the main body and defines the placement position of the drain tank, and a drain tank that closes the insertion port. In addition to providing a cover, a cleaning port is provided on the t-side of the drain tank, and an operating shaft that moves downward according to the level of drainage in the drain tank is attached to the lid that closes the cleaning port, and the main body is a first switch that detects that the drain tank is set at a predetermined position; a second switch that detects the drainage amount level via the operating shaft of the drain tank that is set at a predetermined position; When the drain tank cover is not set, it protrudes to the drain tank cover installation position of the insertion ['' and prohibits the installation of the drain tank cover, and when the drain tank is set, the one end is supported so as to move out of the drain tank cover installation position. A drainage amount detection device comprising: a first switch to instruct operation/stop of the main body; and a second switch to obtain a drainage amount detection signal. 2. The actuating shaft is inserted into the lid that closes the cleaning port so as to be movable in a double direction and has a threaded portion formed at the T end, and a float attached to the lower end of this shaft and the threaded portion. 2. The drainage amount detecting device according to claim 1, further comprising: an actuating plate having one end screwed so as to be able to change the vertical position and abutting the second switch. 3. The drainage amount detection device according to claim 1, characterized in that the lever is provided at a position on the L side of the insertion opening.