JP2001295249A - Oil pan, winding device, and sluice - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an oil pan having a simple structure and capable of arresting oils and separatively discharging only water when turbid water of oils and water flows in from machines installed outdoors and to provide a winding device having the oil pan and a sluice. SOLUTION: An oil/water separable filter is installed at the opening section on the bottom face of the oil pan to arrest oils and release only water. A water overflowing tank is provided on the side of the oil pan to prevent the release of accumulated oils. The oil pan is installed below a winding machine, and the winding machine is installed on the gatepost of the sluice.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an oil pan for receiving oil leaking and dropping from machinery, and more particularly to an oil pan of a hoisting device in a water gate, a hoisting device, and a water gate.

[0002]

2. Description of the Related Art FIG. 6 is a front view showing a conventional floodgate. In FIG. 6, the sluice has a bottom plate 1, a weir column 2 installed on both sides of the bottom slab 1, a gate column 3 installed on the upper surface of the weir column, a weir column 2 and a gate column 3. It has a door 4 that is guided by the installed door stop and moves up and down, and a door elevating device 5 that is installed at the upper end of the gate post 3 and moves the door 4 up and down.
The upper ends of the gate posts 3 may be connected by a connecting bridge 6.

FIGS. 7 and 8 are a front view and a side view, respectively, showing an installation state of an oil pan installed in a door lifting device in a conventional floodgate (hereinafter referred to as prior art 1).
The door lifting / lowering device includes a wire drum 11 around which a wire rope for winding is wound, a drum gear 12 to which rotation for rotating the wire drum 11 is transmitted, and a wire drum 1.
Bearing 1 that rotatably supports the drum gear 1 and the drum gear 12
3 and a frame 14 on which a drum bearing 13 is arranged. An oil pan 21 for the drum, an oil pan 22 for the gear, and an oil pan 23 for the bearing are provided below the wire drum 11, the drum gear 12, and the drum bearing 13, respectively, to receive oil that leaks and drops. . In addition, these oil pans are box bodies whose top surfaces are open.

FIG. 9 is a cross-sectional view showing an oil / water separator for an outdoor escalator described in Japanese Patent Application Laid-Open No. Hei 9-110353 (hereinafter referred to as prior art 2). In FIG.
The turbid water in which the lubricating oil and the rainwater are mixed is not allowed to flow directly into the drain, but only the separated rainwater is allowed to flow. The first tank 1 is divided by the divided panel 15.
6 and a second tank 17, and the lower end side of the drain pan 13 is located toward the first tank 16. A communication port 18 that connects the first tank 16 and the second tank 17 is formed at a lower end of the divided panel 15.

[0005] One end of a first pipe 19 is located above the first tank 16, and the other end is connected to the oil supply device 6. One end of the second pipe 20 is located in the second tank 17, and the other end is placed in a drain. The lower end of the third pipe 21 is located in the second tank 17, and the other end is also placed in the drain. One end of the fourth pipe 22 is located below one end of the first pipe 19, and the other end is located outside the separation tank 14. The first, second, third, and fourth pipes 19, 20, 21, 22 have first, second, and second pipes respectively.
Third and fourth pumps P1, P2, P3, P4 are provided. The first, second, third and fourth pumps P1, P2, P3
Are the float switches 23, 2 disposed in the separation tank 14.
It is driven by the operations of 4, 25.

When it rains, the rainwater falls into the drain pan 13 as turbid water together with the lubricating oil supplied to the chain 21. The turbid water flows on the drain pan 13 and flows into the first tank 16. Since the turbid water is composed of lubricating oil and rainwater, rainwater separates into a lower layer and lubricating oil separates into an upper layer. The float switch 26 is located on the lower surface of the separated lubricating oil, and is for preventing this lubricating oil from flowing into the second tank 17 from the communication port 18.

The rainwater separated and located in the lower layer in the first tank 16 flows into the second tank 17 from the communication port 18. Second
When the rainwater in the tank 17 reaches a predetermined water level, the float switch 24 is turned on. When the float switch 24 is turned on, the pump P2 operates to pump rainwater in the second tank 17 into the drain. In the case of heavy rain, the float switch 25 is turned on and the pump P3 is operated to pump out.

[0008]

However, the prior art 1 has a problem that when rainwater overflows from the oil pan, the oil stored at the bottom of the oil pan flows out. Further, when water is accumulated in the oil pan, it is necessary to frequently remove the water, and there is a problem that management is complicated.

Furthermore, in the above-mentioned prior art 2, the apparatus is complicated, and it is necessary to supply water into the tank when clear weather continues, so that the regular operation management and maintenance are complicated. There was a problem. In addition, there is a problem that there is no space to be disposed above the floodgate.

[0010] The present invention has been made to solve the above-mentioned problem, and when turbid water of oils and water flows in, the oils can be captured and only water can be separated and released. It is an object to obtain an oil pan having a simple structure, a hoisting device having the same, and a sluice having the same.

[0011]

An oil pan, a hoisting device, and a floodgate according to the present invention for solving such problems are as follows. [1] An oil pan for receiving dropped oils and fats, comprising a box having an opening on the top surface and an opening on the bottom surface, and a filter installed in the opening and capable of separating oil and water. It is an oil pan. [2] An oil pan for receiving dripping fats and oils, a box having an opening at the top and an opening at the bottom, a filter installed at the opening and capable of separating oil and water, and an installation at the side of the box Having a through hole and a tank installed on the side surface of the box and communicating with the box through the through hole, wherein the height of the side surface of the tank is lower than the height of the side surface of the box. It is a characteristic oil pan. [3] The drum unit, comprising: a drum unit on which a wire rope for winding is wound; a rotation transmission unit for rotating the drum; and a support unit rotatably supporting the drum unit and the rotation transmission unit. Alternatively, the hoisting device is characterized in that the oil pan according to [1] or [2] is provided below one or both of the rotation transmitting portions. [4] a door body having a door body that moves up and down, a door post provided with a door stop that guides the door body up and down, and a door body elevating device installed at an upper part of the gate post or at a connecting bridge; A sluice gate wherein the lifting device is the hoisting device of [3].

[0012]

[First Embodiment] FIGS. 1 and 2
1 is a perspective view and a sectional view of an oil pan according to the present invention. In the figure, an oil pan 30 is a box having an open top surface including a bottom surface 31 and a side wall 32. An opening 33 is provided in the bottom surface 31, and an oil / water separation unit 40 is installed in the opening 31 by a mounting unit 50. Therefore, when rainwater containing oils flows into the oil pan 30, the oils are captured by the oil / water separating means 40, and only the water flows downward.

The oil / water separating means 40 includes a filter 41 that permeates water and captures oils, a wire mesh 42 sandwiching the filter 41,
43. Therefore, the wire mesh 42 receives the water pressure applied to the filter 41 when rainwater flows in, and the wire mesh 43 prevents the filter 41 from being deformed to float and foreign matter from falling on the filter 41. Although the filter 41 is a nonwoven fabric, the filter is not limited to the nonwoven fabric, but may be a plate formed of resin particles in which a transmission path remains, or a filter in which particles are sealed in a net. Further, the wire mesh 42 may be one in which a plurality of bars are arranged in parallel.

The mounting means 50 comprises a holding frame 51 and a receiving frame 52 having openings slightly smaller than the opening 31, and mounting bolts 60 connecting the both. The holding frame 51 has a through hole 53 through which the mounting bolt 60 passes, and the receiving frame 52 has the mounting bolt 6.
Screw 54 into which 0 is screwed In addition, through hole 34 is provided in bottom surface 31 at a position corresponding to through hole 51 and screw 54. Therefore, the oil / water separating means 40 is supported by the receiving frame 51 below, and is pressed by the pressing frame 51 from above, similarly to the bottom surface 31.

Note that the receiving frame 52 is previously
1 may be used, or the oil pan 30 may be used as a mounting leg. Further, a notch may be provided to cut off the water that has passed through the oil / water separation means 40 to easily flow away.

Further, the holding frame 51 or the receiving frame 5
2 may be separated into a plurality of members instead of being an integral member.

[Second Embodiment] FIG. 3 is a sectional view of an oil pan according to the present invention. FIG. 3 shows what is shown in FIG.
A through hole 34 for water escape at a substantially central height position of the side wall 32;
A tank 35 is installed on the side wall 32 and is capable of storing escape water through the through hole 34. The through hole 34 is located substantially at the center of the side wall 32, at a position higher than the bottom surface 31 by a predetermined distance, and at a position lower than the upper side of the side wall by a predetermined distance.
The height of the side wall 36 of the tank 35 is lower than that of the wall surface 32.

Therefore, when the amount of rainwater flowing in is large, or when the permeation capacity of the oil-water separation means 40 is reduced due to an increase in trapped oil or the temporal deformation of the filter 41, the amount of rainwater flowing in is reduced. When the permeation capacity of the means 40 is exceeded, only water passes through the through hole 34 and enters the tank 35, and escapes from the upper end of the side wall 36 (indicated by an arrow 71 in FIG. 3). On the other hand, the oils float on the area surrounded by the wall surface 31 (indicated by 72 in FIG. 3) and do not flow away.

[Embodiment 3] FIG. 4 is a front view of a hoisting device according to the present invention. In FIG. 4, the present apparatus comprises a wire drum 11 on which a wire rope for winding is wound.
And a drum gear 12 to which rotation for rotating the wire drum 11 is transmitted, a drum bearing 13 for rotatably supporting the wire drum 11 and the drum gear 12, and a frame 14 on which the drum bearing 13 is disposed. 1
1, a drum oil pan 81 and a gear oil pan 82 below the drum gear 12 and the drum bearing 13, respectively.
And a bearing oil pan 83 are provided. They are,
Each of them is the oil pan described in the first embodiment or the second embodiment. The size of the oil pan 81 for the drum is shifted with respect to the center axis of the drum so that the wire rope does not abut.

[Embodiment 4] FIG. 5 is an explanatory view of a water gate according to the present invention as viewed from a side. In FIG. 5, the main gate is composed of a weir column 2 and a weir column 3 installed on the upper surface of the weir column.
And a door body 4 that is guided and raised and lowered by a side door stop part 95 provided on the weir column part 2 and the gate column part 3, a door body lifting device 5 that raises and lowers the door body 4, and a fixed pulley 90. I have. Pulleys 91a and 91b are installed on the upper part of the door 4, and one end of the wire rope 93 is fixed to the frame of the door lifting device 5, and the wire rope 93 is sequentially wound around the pulley 91a, the fixed pulley 90, and the pulley 91b. It is wound around a wire drum 11. A drum oil pan 81 is provided below the wire drum 11, and a pulley oil pan 8 is provided below the fixed pulley 90.
4 are installed.

Therefore, even in the case of rainy weather, even if turbid water of oil and water flows out of the wire drum 11 or the fixed pulley 90, the oil is captured by the drum oil pan 81 and the pulley oil pan 84, and the water is captured. Only escapes.

[0022]

According to the oil pan, the hoisting device and the sluice of the present invention described above, since the oil / water separating means is disposed on the bottom surface of the oil pan, the oils are reliably captured and only the water is allowed to flow. Becomes possible.

Further, since a through hole for water escape is provided on the side surface of the oil pan, even when the inflow of turbid water of oil and water is large, only water is allowed to flow without overflowing the oil. It becomes possible.

Further, in the hoisting device having the oil pan, the periphery of the device is not contaminated with the leaked oil. This is particularly effective when the hoisting device is installed outdoors or in a place where water droplets scatter.

Further, in the sluice provided with the above-mentioned hoisting device, oils leaking to the connecting bridge or the pillar are prevented from adhering and contaminating them. In particular, a remarkable effect can be obtained in the case of so-called rain exposure in which the wind-up device has no installation such as rain avoidance.

[Brief description of the drawings]

FIG. 1 is a perspective view of an oil pan according to the present invention.

FIG. 2 is a sectional view of an oil pan according to the present invention.

FIG. 3 is a sectional view of the oil pan according to the present invention.

FIG. 4 is a front view of the hoisting device according to the present invention.

FIG. 5 is an explanatory view of a water gate according to the present invention as viewed from a side.

FIG. 6 is a front view showing a conventional floodgate.

FIG. 7 is a front view showing an installation state of an oil pan installed in a door elevating device in a conventional floodgate.

FIG. 8 is a side view showing an installation state of an oil pan installed in a door elevating device in a conventional floodgate).

FIG. 9 is a cross-sectional view showing a conventional oil / water separator for an outdoor escalator.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Bottom plate part 1 2 Weir pillar part 3 Gate pillar part 4 Door body 5 Door body elevating device 11 Wire drum 12 Drum gear 13 Drum bearing 14 Frame 30 Oil pan 31 Bottom surface 34 Through hole for water escape 40 Oil / water separation means 50 Attaching means 41 Filter

Claims (4)

[Claims] 1. An oil pan for receiving dripping oils and fats, a box having an opening at a top surface and an opening at a bottom surface;
An oil pan having a filter installed at the opening and capable of separating oil and water. 2. An oil pan for receiving dripping oils and fats, a box having a top surface opened and an opening at a bottom surface,
An oil / water separable filter installed in the opening, a through hole installed in the side surface of the box, and a tank installed in the side surface of the box and communicating with the box through the through hole, An oil pan, wherein a height of a side surface of the tank is lower than a height of a side surface of the box. 3. A drum unit on which a wire rope for winding is wound, a rotation transmitting unit for rotating the drum,
3. The oil pan according to claim 1, further comprising: a support unit that rotatably supports the drum unit and the rotation transmission unit, and the oil pan is installed below one or both of the drum unit and the rotation transmission unit. 4. Characteristic winding device. 4. A door elevating device, comprising: a door body that moves up and down, a gate post having a door stop that guides the door body to be able to move up and down, and a door body elevating device installed above the gate post. Is claim 3
A sluice characterized by being the hoisting device according to the above.