JPH081341Y2 - Lubrication port with oil meter - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an oil filler port with an oil meter integrally formed with an oil filler port used for an oil tank of an internal combustion engine or hydraulic equipment, etc. and an oil amount meter for displaying an increase / decrease of the oil amount. .

[0002]

2. Description of the Related Art Conventionally, in this type of oil tank,
As shown in FIG. 3, the oil inlet / air breather 2 of the oil tank 1 and the oil amount meter 3 for checking the amount of oil in the oil tank 1 are separately configured, and each of them is a separate unit of the oil tank 1. It is attached to the place.

Normally, the oil inlet / air breather 2 is mounted on the top surface of the oil tank 1, while the oil meter 3 is of a type attached to the side surface of the oil tank 1 and the buoyancy of the float is used as a guide. There is a float type linked to.

That is, in the case where the oil meter 3 is attached to the side surface of the oil tank 1, a vertically long window hole 4 is formed on the side surface of the oil tank 1 and the window hole 4 is graduated as shown in FIG. As shown in the figure, a water column pipe 6 is erected upright on the side surface of the oil tank 1, and the upper end of the water column pipe 6 has a structure in which it is closed by an attached transparent plate 5. It has a structure in which it is connected to the positions above the highest water level and the lower ends thereof below the lowest water level by communication pipes 7a and 7b, respectively.

On the other hand, in the float type, the base end of a swing arm having a float is pivotally attached to the lower part of the support column, and the central part of the L-shaped metal fitting is pivotally attached to the upper part of the support device. The other end and the vicinity of the base end of the swing arm are connected by a rod using
Gazette), an arm piece projecting from the lower end of a cylindrical body having a graduated transparent plate, and an intermediate portion of an L-shaped member having a tip as a graduation indicating portion and a float at the rear end is pivotally supported (Actual No. 54-36455). (Japanese Patent Laid-Open Publication No. 59-187398) and various ones have been devised, such as transmitting the vertical movement of the float to the rotary shaft via a bevel gear and displaying the water level by the rotational position of this rotary shaft (Japanese Utility Model Laid-Open No. 59-187398). .

[0006]

[Problems to be Solved by the Invention] As described above, in the conventional oil tank 1, since the oil inlet / air breather 2 and the oil level meter 3 are separate bodies, the number of parts is large and the cost is high. Becomes Moreover, since the oil inlet / air breather 2 and the oil level meter 3 must be mounted in different positions respectively, the number of mounting steps increases, the installation space also increases, and various layouts are required. There are restrictions.

Further, in the case where the oil meter 3 is attached to the side surface of the oil tank 1 as shown in FIG. 3, the oil quantity is visually recognized from the side surface of the oil tank 1. Requires a considerable amount of space and is wasteful in terms of space. When the oil tank 1 is installed at a low position, it is necessary to bend down to a height that looks straight at the oil level meter 3 You will be forced. Further, the one disclosed in the above-mentioned Jitsukai is mechanically complicated and has various problems that the cost becomes high.

[0008]

[Means for Solving the Problems] The present invention has been made to solve the above-mentioned conventional problems, and it is essential to integrate the oil inlet of the oil tank with the oil meter. The purpose of the present invention is to provide a structure in which the oil meter can be visually recognized from the upper surface of the oil tank, thereby reducing the number of assembling steps and providing a small installation space for the oil tank. The gist is, as shown in the figure,
When the connecting bar 27 that moves up and down by the movement of the float 26 is attached to the oil inlet port member of the oil tank 11, the partition plate 16 fixed near the opening in the cap 15 that closes the upper opening of the oil inlet port member. When the push bar 31 which cannot be inserted / removed and is movable up and down is inserted in the center of the disk, and the disc 32 with which the upper end of the connecting bar 27 abuts is attached to the lower end of the push bar 31, The upper end of the cap 15 is brought into contact with the lower surface of the conversion plate 34, one end of which is pivotally mounted on the partition plate 16 by a pivot 35, and is attached to the central portion of the top surface portion 15A of the cap 15 in one direction by a return coil spring. The lower end bent portion 36a of the biased rotatable pointer bar 36 is attached to the conversion plate 3
4. The pointer bar 36 protruding from the surface on which the scale 38 of the top surface portion 15A is marked in contact with the upper surface of 4
It is an oiling port with an oil meter characterized in that a pointer 37 is fixed to the upper end of the.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail below with reference to the embodiments shown in FIGS. 1 is a vertical cross-sectional view of an air breather equipped with an oil metering oil injection port according to the present invention, and FIG. 2 is a perspective view showing the operation of the main part.

In the figure, reference numeral 10 is an air breather equipped with an oil level meter-equipped lubrication port mounted on the top surface of an oil tank 11, and the lubrication port member is a mounting flange 12 and is oiled by a bolt 14 via a packing 13 through a packing 13. It is fixed to the top surface of the tank 11.

Reference numeral 15 is a cap of an air breather member which can be screwed onto the mounting flange 12,
A cylindrical breather element 17 made of vinyl sponge or the like is mounted between the top surface portion 15A and a partition plate 16 fixed to the lower portion inside the cap 15, and 18 is a ring packing.

Reference numeral 19 denotes a vertical groove that is opened on the lower surface of the peripheral wall 15B of the cap 15, and the vertical groove 19 is the cap 1
5 communicates with the inside of the cap 15 through a ring groove 20 formed in the inner peripheral surface of the cap 5. Therefore, the air from the outside is supplied to the vertical groove 19 and the ring groove 2 from the lower surface of the cap 15.
After passing through 0, it enters the inside of the cap 15, is cleaned by passing through the breather element 17, and then passes through the hole 16 a of the partition plate 16 and enters the oil tank 11.
Further, the steam or the like in the oil tank 11 is discharged to the outside through the reverse route.

Reference numeral 21 denotes a cylindrical oil inlet strainer having a large number of holes formed therein. The oil filler strainer is mounted on the cylindrical portion 12a of the mounting flange 12 concentrically with the cap 15 and is arranged in the oil tank 11.

Reference numeral 22 is an oil meter integrated with the oil inlet / air breather 10. The lower end of the support arm 23 extending downward from the lower surface of the cylindrical portion 12a of the mounting flange 12 is the upper end of the lever 24. Is rotatably pivoted by a pin 25, and a spherical float 26 is fixed to the tip of the lever 24.

Reference numeral 27 denotes a connecting bar, which is arranged close to and parallel to the supporting arm 23, and the lower end thereof is connected to a long hole 28 formed in the lever 24 through a pin 29. The upper end of the connecting bar 27 penetrates the cylindrical portion 12a of the mounting flange 12 so as to be slidable in the vertical direction, and is bent horizontally in an empty space 30 formed in the lower portion of the partition plate 16. The bent portion 27a is formed.

Reference numeral 31 is a push bar vertically movably inserted into the center of the partition plate 16, and has a disc that abuts the bent portion 27a of the connecting bar 27 at the lower end protruding into the chamber 30. A bullet head 33 having a diameter larger than that of the pushing bar 31 is fixed to the upper end of the breather element 17, which is fixed to the breather element 17. The disc 32 is the mounting flange 1
Even if the tightening position of the cap 15 with respect to 2 is different, the bent portion 27a of the connecting bar 27 is formed in a disc shape so that the bent portion 27a is always in contact. It also plays the role of a stopper to prevent it from falling.

Reference numeral 34 is a conversion plate for converting the vertical movement of the pushing bar 31 in the vertical direction into a pointer bar 36, which will be described later, and its base end is near the inside of the breather element 17 on the partition plate 16. Is a pivot plate rotatably supported by a pivot shaft 35, and the lower surface of the conversion plate 34, which rotates vertically about the pivot shaft 35, is in contact with the warhead 33 of the push bar 31.

Reference numeral 36 denotes a pointer bar which is rotatably and non-movably inserted through the central portion of the top surface portion 15A of the cap 15, and the bent portion 3 at the lower end of the pointer bar 36 is bent horizontally.
Reference numeral 6a is in contact with the upper surface of the conversion plate 34, a pointer 37 is fixed to the upper end of a pointer bar 36 protruding from the surface of the top surface portion 15A, and a scale 38 is marked on the surface of the top surface portion 15A. .

Reference numeral 39 is a coil spring for returning the pointer bar 36. The pointer bar 36 is inserted into the coil spring 39, one end of which is locked by a projection 40 protruding from the lower surface of the cap 15, and the other. The end is a pointer bar 36
Is locked to the bent portion 36a.

In order to explain the operation of the above embodiment, therefore, when oil is supplied into the oil tank 11, the cap 15 is rotated and removed from the mounting flange 12 together with the breather element 17 and the partition plate. 16, the pushing bar 31, the disc 32, the conversion plate 34, the pointer bar 36, the pointer 37, etc. are removed, so that the strainer 21 is filled with oil from the upper opening of the oil inlet / air breather 10 and then refueled. , Cap 15 mounting flange 12
Attach to.

Next, as shown in FIG. 1, the operation of the oil level meter 22 in the case where the oil level gradually decreases from the oil level decrease state will be described. When the float 26 rises due to the oil level F rise, 24 also moves upward around a pin 25 which is a connecting portion with the support arm 23. When the lever 24 moves upward, the connecting bar 27
Also rises. At this time, the lower end of the connecting bar 27 is attached to the lever 24.
Since it is connected to the long hole 28 of FIG. 1 through the pin 29, it moves smoothly in the vertical direction without difficulty.

By the upward movement of the connecting bar 27,
Since the disc 32 and the pushing motion 31 bar are raised, the conversion plate 34
The free end of is moved obliquely upward about the pivot 35. As a result, the bent portion 36a of the pointer bar 36, which is in contact with the upper surface of the conversion plate 34, slides diagonally downward on the upper surface of the conversion plate 34 against the bias of the coil spring 39, and the vertical portion is centered on the axis. Since the pointer 37 rotates clockwise, the pointer 37 rotates in the increasing direction of the scale 38, and the moving state of the pointer 37 is visually recognized from the upper surface of the cap 15.

The operation of the oil meter when the oil level F decreases from the full state is opposite to the above case, but when the free end of the conversion plate 34 moves downward about the pivot 35, The bent portion 36a of the pointer bar 36 has a coil spring 3
By the restoring force of 9, the pointer 37 rotates counterclockwise, and the pointer 37 rotates in the direction of decreasing the scale 38. In the above embodiment, the oil inlet / air breather 10 is provided with an air breather, but even if the oil inlet alone is used, it has no effect.

[0024]

As described above, the oil filler port with the oil amount meter according to the present invention has the float 26 on the oil filler member of the oil tank 11.
When the connecting bar 27 that moves up and down by the movement of the oil filler is attached, the cap 1 that closes the upper opening of the oil inlet member
5, a push bar 31 is inserted in the center of a partition plate 16 fixed in the vicinity of the opening in 5 so as not to be detachable and movable up and down, and the lower end of the disc 32 is in contact with the upper end of the connecting bar 27. When the cap 15 is attached, the upper end of the push bar 31 is brought into contact with the lower surface of the conversion plate 34, one end of which is pivotally mounted on the partition plate 16 by the pivot 35, and the top surface portion 15A of the cap 15 is further attached.
The lower end bent portion 36a of the rotatable pointer bar 36, which is urged in one direction by the coil spring for return movement, is brought into contact with the upper surface of the conversion plate 34 and the top surface portion 1
Since the pointer 37 is fixed to the upper end of the pointer bar 36 protruding from the surface on which the scale 38 of 5A is marked,
Since the installation space is small, the space around the oil tank can be used effectively, and the pointers of the oil meter can be seen from the top of the oil tank, making it easy to see.

[Brief description of drawings]

FIG. 1 is a vertical sectional view of an oil filler port with an oil meter according to the present invention.

FIG. 2 is a perspective view showing an operation of the main part.

FIG. 3 is a perspective view of a conventional oil tank.

[Explanation of symbols]

 10 Oil Filling Port with Oil Meter 11 Oil Tank 12 Mounting Flange 12a Cylindrical Part 15 Cap 15A Top Surface 16 Partition Plate 17 Breather Element 21 Oil Filling Strainer 22 Oil Level Meter 23 Support Arm 24 Lever 26 Float 27 Connecting Bar 27a Bending Part 30 Vacancy 31 Pushing bar 32 Disc 34 Conversion plate 35 Pivot 36 Pointer bar 36a Bent part 37 Pointer 39 Coil spring

Claims (1)

[Scope of utility model registration request] 1. When the connecting bar 27 which moves up and down by the movement of the float 26 is attached to the oil inlet port member of the oil tank 11, it is in the vicinity of the opening in the cap 15 which closes the upper opening of the oil inlet port member. Insert the push bar 31 that cannot be inserted / removed and is vertically movable in the center of the fixed partition plate 16,
A disk 3 whose lower end is in contact with the upper end of the connecting bar 27.
2 is mounted, the upper end of the push bar 31 is converted onto the partition plate 16 and the conversion plate 34 is pivoted at one end by a pivot 35.
The lower surface of the cap 15 and the top surface 1 of the cap 15.
The lower end bent portion 36a of the rotatable pointer bar 36, which is biased in one direction by the coil spring for return movement, is brought into contact with the upper surface of the conversion plate 34 and the top surface portion 15A. An oil inlet with an oil meter, wherein a pointer 37 is fixed to the upper end of the pointer bar 36 protruding from the surface on which the scale 38 of FIG.