JPH0593402A - Oil supply device - Google Patents

Abstract

PURPOSE:To make it possible to supply a specific required amount of lubricator automatically and surely, if necessary. CONSTITUTION:An oil supply device 5 is constituted of a body part 51, an oil tank 52, a rotary valve 53 and a sliding roller 54. The rotary valve 53 is connected to the sliding roller 54 so that it is capable of opening and shutting the valve. The sliding roller 53 is brought into contact with a tongue rail sliding surface 41 so that it is rotated by moving motion of the tongue rail, The lubricator in the oil tank 52 is supplied to the sliding roller 54 every rotation and is applied to the tongue rail sliding surface 41.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an oil supply device for supplying lubricating oil to a sliding surface of a tongue rail of a floor plate that receives a tongue rail for point conversion of a railway.

[0002]

2. Description of the Related Art As a means for improving the sliding property of railway tongue rail conversion, when a special lubricating oil is applied to the tongue rail sliding surface of the floor plate that receives the tongue rail, conventionally,
Lubricating oil was applied with a brush or the like, or an oil supply device was used. In a conventional oil dispenser, for example, one end of a fibrous strip is put in lubricating oil in an oil tank, and the other end is hung on the sliding surface of the tongue rail of the floor plate, and the lubricating oil sucked up by the capillary phenomenon is slid on the tongue rail. It was supposed to be applied to the surface.

[0003]

However, the conventional lubricator is a system in which the lubricating oil is continuously supplied, that is, it is applied by a so-called run-off method, and therefore there is a tendency for excessive lubrication. As a result, dust, dust, etc. may adhere to the lubricating oil remaining on the sliding surface of the tongue rail, and the sliding surface of the tongue rail may be significantly soiled. Couldn't avoid the point. Further, since the lubricating oil is wasted, there is a problem that the maintenance interval such as replenishment must be shortened.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to solve the above-mentioned conventional problems and to provide an oil supply device capable of automatically and reliably supplying a predetermined required amount of lubricating oil when needed.

[0005]

In order to solve the above-mentioned problems, the present invention is an oil supply device having an oil supply device for supplying lubricating oil to the sliding surface of a tongue rail of a floor plate that receives the tongue rail. Includes a main body part, an oil tank, a rotary valve and a sliding roller, and the main body part supports the oil tank, the rotary valve and the sliding roller, and follows the movement of the tongue rail and moves along the floor plate. In order to be able to do so, it is combined with the floor board, the oil tank has an oil supply port connected to the rotary valve, the rotary valve performs a valve opening and closing operation according to the rotational position, from the oil supply port It is arranged between the oil tank and the sliding roller so as to supply the supplied oil to the sliding roller, the sliding roller has an oil absorption property, and is moved by the movement of the tongue rail. Said ton gray to rotate And in contact with the sliding surface, so as to transmit the rotary motion to the rotary valve, characterized in that it is coupled to the rotary valve.

[0006]

The sliding roller is in contact with the sliding surface of the tongue rail so as to be rotated by the moving motion of the tongue rail and is connected to the rotary valve so as to transmit the rotary motion to the rotary valve. The valve rotates according to the number of movements of the tongue rail via the sliding roller.

The rotary valve is arranged between the oil tank and the sliding roller so as to open / close the valve according to the rotational position and supply the lubricating oil supplied from the oil supply port of the oil tank to the sliding roller. There is. Therefore, the rotary valve opens at the rotational position of the rotary valve according to the number of times the tongue rail moves and the lubricating oil can be supplied to the sliding roller.

Since the sliding roller has an oil absorbing property and is in contact with the sliding surface of the tongue rail so as to be rotated by the moving motion of the tongue rail, the lubricating oil supplied from the rotary valve is transferred to the sliding roller. Can be applied to the sliding surface of the tongue rail according to the movement.

Therefore, it becomes possible to reliably supply a predetermined required amount of lubricating oil when needed.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a plan view of a line provided with an oil supply device according to the present invention, FIG. 2 is an enlarged plan partial sectional view of the same oil supply device portion, FIG. Partial broken sectional views, and FIGS. 5 and 6 are side surface enlarged partial broken sectional views. In the figure, 1 and 2 are a pair of tongue rails, 3 is a sleeper, 4 is a floor plate, 5 is an oil feeder, 6 and 7 are connecting members, and 8 to 11 are bolts for fixing the floor plate 4 to the sleeper 3. The tongue rails 1 and 2 are arranged at intervals and are received by the floor plate 4, and when the points are converted, the floor plate 4
It moves in the direction of arrow a or b on the tongue rail sliding surface 41.

The lubricator 5 supplies the lubricating oil to the tongue rail sliding surface 41 of the floor plate 4 which receives the tongue rails 1 and 2.
The lubricator 5 of the embodiment is provided inside each of the tongue rails 1 and 2. When the tongue rails 1 and 2 move in the direction of arrow a or b, each of the fuel fillers 5 is pushed by the tongue rails 1 and 2 and reciprocates along the floor plate 4, so that the connecting members 6 and They are connected to each other by 7.

Referring to FIGS. 2 to 6, the lubricator 5 includes a body portion 51, an oil tank 52, a rotary valve 53 and a sliding roller 54.
Is included. Reference numeral 55 is an oil receiving plate, and 56 is a speed reducer. The main body portion 51 is configured by using an appropriate metal plate material, the oil tank 52 is disposed on the upper surface plate 511, and side surface plates 512 to 513 formed by bending at both sides of the upper surface plate 511 at intervals. Between the rotary valve 53 and the sliding roller 54.
I support you. The side plates 512 and 513 combine to sandwich the floor plate 4 from both sides so that the side plates 512 and 513 can move along the floor plate 4 while following the movement in the directions of the arrows a and b of the tongue rails 1 and 2. Has been done.

The oil tank 52 is a portion for storing lubricating oil, and is a bottom plate portion 5 overlaid on the top plate 511 of the main body portion 51.
21 has an oil supply port 522 penetrating the top plate 511 and the bottom plate portion 521 and connected to the rotary valve 53.

The rotary valve 53 performs a valve opening / closing operation according to the rotational position, and supplies the lubricating oil supplied from the oil supply port 522 to the sliding roller 54, so that the oil tank 52 and the sliding roller 5 are provided.
It is arranged between 4 and. The illustrated rotary valve 53 includes a rotary body 531 and a valve bearing 5 that rotatably supports the rotary body 531.
32 and 32. The rotating body 531 has a circular cross section and has an oil receiving groove 533 on the outer peripheral surface. Oil receiving groove 533
Are provided along the axial direction. The valve receiver 532 has an oil inlet portion 534 connected to the oil inlet 522, and an oil outlet portion 535 opening to the sliding roller 54 side.
An arc-shaped inner surface 536 that closely contacts the outer peripheral surface of the rotating body 531 is formed between the oil 34 and the oil outlet portion 535. The oil receiving groove 533 provided in the rotating body 531 of the rotary valve 53 receives the supply of the lubricating oil when rotating to a position below the oil supply port 522. Then, at the rotational position overlapping the arcuate inner surface 536, the lubricating oil is conveyed without leaking to the outside, and the oil outlet 53
5 is rotated, the lubricating oil is supplied to the sliding roller 54 side. As shown in FIG. 7, it is preferable that the rotating body 531 has a tapered outer peripheral surface whose diameter becomes smaller toward the distal end side. Such a rotating body 531 has a valve seat 532.
Can be attached closely to.

The sliding roller 54 has an oil absorbing property, is in contact with the tongue rail sliding surface 41, and is in contact with the tongue rail sliding surface 41 so as to be rotated by the moving movement of the tongue rails 1 and 2. It is coupled to the rotary valve 53 so as to transfer the motion to the rotary body 531 of the rotary valve 53. The rotational force from the sliding roller 54 to the rotary valve 53 is transmitted through the speed reducer 56. The speed reducer 56 includes a combination of gears 561 to 563 whose number of teeth is selected to have an appropriate speed reduction ratio, and changes the rotation speed of the sliding roller 54 according to the number of times the tongue rails 1 and 2 are moved by point conversion. The speed is reduced to an appropriate speed and transmitted to the rotary valve 53. Specifically, the sliding roller 54
Is rotated 10 times, the rotary body 531 of the rotary valve 53 becomes 1
Set the reduction ratio so that it rotates. This makes it possible to properly set the supply timing of the lubricating oil with respect to the number of movements of the tongue rails 1 and 2. Sliding roller 5454
The rotation shaft of the has a ratchet gear 57 and a ratchet pawl 5
8 are connected. The sliding roller 54 is oriented by the ratchet gear 57 and the ratchet pawl 58 so as to rotate only in the direction of arrow C1 and not in the direction of arrow c2.

The connecting members 6 and 7 are preferably made of a metal material in order to secure mechanical strength. In this case, the insulating members 61 and 71 are arranged in the middle part to ensure the electrical insulation between the fuel fillers 5-5. Since the fuel filler 5 is driven in a state of electrically contacting the tongue rails 1 and 2 which form part of the track circuit used for train control, if both 5 and 5 are electrically connected, the track circuit is short-circuited. Will be invited. Reference numerals 62 and 72 are coupling tools such as bolts and nuts for connecting the connecting members 6 and 7 to the oil supply device 5.

As described above, the sliding roller 54 is in contact with the tongue rail sliding surface 41 so as to be rotated by the moving motion of the tongue rails 1 and 2, and the rotary motion is caused by the rotary valve 5.
3 is transmitted to the rotary valve 53, the rotary valve 53 rotates via the sliding roller 54 in accordance with the number of times the tongue rails 1 and 2 have moved.
The rotary valve 53 performs a valve opening / closing operation according to the rotational position,
It is arranged between the oil tank 52 and the sliding roller 54 so that the oil supplied from the oil supply port 522 of the oil tank 52 is supplied to the sliding roller 54. Therefore, the rotary valve 53 can be opened at a rotary position according to the number of times the tongue rails 1 and 2 have moved, and the lubricating oil can be supplied to the sliding roller 54.

The sliding roller 54 has an oil absorbing property,
Since the tongue rails 1 and 2 are in contact with the tongue rail sliding surface 41 so as to rotate due to the moving motion of the tongue rails 1 and 2, the rotary valve 53
The lubricating oil supplied from can be applied to the tongue rail sliding surface 41 according to the movement of the tongue rails 1 and 2. For this reason,
It is possible to reliably and automatically supply a predetermined required amount of lubricating oil when needed.

[0019]

As described above, the oil supply device according to the present invention is an oil supply device having the oil supply device 5 for supplying the lubricating oil to the sliding surface of the tongue rail which receives the tongue rail. The constituent rotary valve is arranged between the oil tank and the sliding roller so as to open / close the valve depending on the rotational position and supply the oil supplied from the oil supply port to the sliding roller. Is oil-absorptive, is in contact with the sliding surface of the tongue rail so as to be rotated by the moving movement of the tongue rail, and is connected to the rotary valve so as to transmit the rotary movement to the rotary valve. It is possible to provide an oil supply device capable of automatically and reliably supplying a certain amount of lubricating oil when necessary.

[Brief description of drawings]

FIG. 1 is a plan view of a line provided with an oil supply device according to the present invention.

FIG. 2 is an enlarged plan partial cross-sectional view of an oil supply device according to the present invention.

FIG. 3 is a front partial cross-sectional view of an oil supply device according to the present invention.

FIG. 4 is a side partial cross-sectional view of an oil supply device according to the present invention.

FIG. 5 is a side enlarged partial sectional view for explaining an operating state of the oil supply device according to the present invention.

FIG. 6 is a side enlarged partial cross-sectional view illustrating an operating state of the oil supply device according to the present invention.

FIG. 7 is a cross-sectional view of a rotary valve used in the oil supply device according to the present invention.

[Explanation of symbols]

 1, 2 Tong rail 3 Sleepers 4 Floor board 5 Lubricator 51 Body part 52 Oil tank 53 Rotating valve 54 Sliding roller

Claims (5)

[Claims] 1. A lubricator having a lubricator for lubricating oil on a tongue rail sliding surface of a floor plate for receiving a tongue rail, the lubricator including a main body portion, an oil tank, a rotary valve and a sliding roller. The main body portion supports the oil tank, the rotary valve and the sliding roller, and is combined with the floor plate so as to follow the movement of the tongue rail and move along the floor plate. Has a fuel supply port connected to the rotary valve, the rotary valve performs a valve opening and closing operation according to the rotational position,
It is arranged between the oil tank and the sliding roller so that the oil supplied from the oil supply port is supplied to the sliding roller, and the sliding roller has an oil absorption property and the tongue rail. The oil supply device is in contact with the sliding surface of the tongue rail so as to rotate by the movement of the rotary valve and is coupled to the rotary valve so as to transmit the rotary motion to the rotary valve. 2. The lubricator is provided in each of a pair of tongue rails that are juxtaposed at intervals, and each of the fuel dispensers is pushed by the tongue rail when the tongue rail moves. The refueling device according to claim 1, wherein the refueling device is connected to each other by a connecting member so as to reciprocate along the floor plate. 3. The oil supply device according to claim 2, wherein the connecting member has electrical insulation between the oil supply devices. 4. The rotary valve has a rotary valve body and a valve receiver that rotatably supports the rotary valve body, and the rotary valve body has a circular cross section and has an outer peripheral surface. An oil receiving groove is provided, and the valve receiving has an oil inlet part connected to the oil supply port and an oil outlet part opening to the sliding roller side, and the oil inlet part and the oil outlet part. The lubrication device according to claim 1, 2 or 3, wherein an arcuate surface that closely contacts the outer peripheral surface of the rotary valve body is provided between the fuel supply device and the portion. 5. The oil supply device according to claim 1, wherein the sliding roller is oriented so that the rotation direction is one direction.